/* roulang page: index */
:root {
            --brand-orange: #FF5A3C;
            --brand-amber: #FFB547;
            --brand-gradient: linear-gradient(135deg, #FF5A3C 0%, #FFB547 100%);
            --brand-gradient-soft: linear-gradient(135deg, rgba(255, 90, 60, 0.08) 0%, rgba(255, 181, 71, 0.08) 100%);
            --surface: #FFFFFF;
            --surface-warm: #FAF6F0;
            --surface-cream: #F7F1E8;
            --ink: #1F2A36;
            --ink-soft: #3A4553;
            --muted: #6B7685;
            --muted-light: #9AA5B1;
            --line: #E8E2D9;
            --line-warm: #EFE9E0;
            --mint: #1DBF92;
            --yellow: #FFD84D;
            --danger: #E5484D;
            --warning: #F2A33C;
            --info: #3B82F6;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 20px rgba(31, 42, 54, 0.06);
            --shadow-card-hover: 0 16px 32px rgba(31, 42, 54, 0.12);
            --shadow-nav: 0 1px 0 rgba(31, 42, 54, 0.06);
            --font-family-base: 'Inter', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --container-max: 1200px;
            --section-gap-desktop: 90px;
            --section-gap-mobile: 56px;
            --transition-fast: 0.25s ease;
            --transition-base: 0.35s ease;
            --transition-slow: 0.5s ease;
            --focus-ring: 0 0 0 4px rgba(255, 90, 60, 0.25);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family-base);
            color: var(--ink);
            background: var(--surface-warm);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: var(--brand-orange);
            text-decoration: none;
            transition: color var(--transition-fast), opacity var(--transition-fast);
        }

        a:hover {
            color: #E04A30;
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        .form-control:focus-visible {
            outline: none;
            box-shadow: var(--focus-ring);
            border-radius: var(--radius-md);
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6,
        p,
        ul,
        ol,
        li,
        figure,
        blockquote {
            margin: 0;
            padding: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--ink);
        }

        h1 {
            font-weight: 800;
            font-size: clamp(2rem, 4.5vw, 3.5rem);
            letter-spacing: -0.02em;
        }

        h2 {
            font-weight: 750;
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            letter-spacing: -0.01em;
        }

        h3 {
            font-weight: 700;
            font-size: clamp(1.125rem, 2vw, 1.375rem);
        }

        .container {
            max-width: var(--container-max);
            padding-left: 20px;
            padding-right: 20px;
        }

        section {
            position: relative;
        }

        .section-gap {
            padding-top: var(--section-gap-desktop);
            padding-bottom: var(--section-gap-desktop);
        }

        .section-gap-sm {
            padding-top: 48px;
            padding-bottom: 48px;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
        }

        .section-label i {
            font-size: 0.75rem;
        }

        .section-title-wrap {
            max-width: 720px;
            margin-bottom: 40px;
        }

        .section-title-wrap p {
            color: var(--muted);
            font-size: 1rem;
            margin-top: 12px;
        }

        .text-muted-special {
            color: var(--muted);
        }

        .bg-surface {
            background: var(--surface);
        }

        .bg-warm {
            background: var(--surface-warm);
        }

        .bg-cream {
            background: var(--surface-cream);
        }

        .bg-ink {
            background: var(--ink);
        }

        .brand-text-gradient {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: inline-block;
        }

        /* Navigation */
        .navbar-pa {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            min-height: 72px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(31, 42, 54, 0.08);
            transition: all var(--transition-base);
            padding: 0 24px;
        }

        .navbar-pa .navbar-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 20px;
        }

        .navbar-pa .brand-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.375rem;
            font-weight: 800;
            color: var(--ink);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .navbar-pa .brand-link:hover {
            color: var(--brand-orange);
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-md);
            background: var(--brand-gradient);
            color: #fff;
            font-size: 1rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .navbar-pa .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .navbar-pa .nav-menu>li>a {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 10px 14px;
            border-radius: var(--radius-md);
            font-size: 0.925rem;
            font-weight: 600;
            color: var(--ink-soft);
            white-space: nowrap;
            transition: all var(--transition-fast);
        }

        .navbar-pa .nav-menu>li>a:hover {
            background: var(--brand-gradient-soft);
            color: var(--brand-orange);
        }

        .navbar-pa .nav-menu>li>a.active {
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
        }

        .navbar-pa .nav-search {
            display: flex;
            align-items: center;
            gap: 4px;
            background: var(--surface-warm);
            border: 1px solid var(--line);
            border-radius: var(--radius-pill);
            padding: 6px 12px;
            font-size: 0.875rem;
            color: var(--muted);
            width: auto;
            min-width: 160px;
            transition: all var(--transition-fast);
        }

        .navbar-pa .nav-search:focus-within {
            border-color: var(--brand-orange);
            box-shadow: var(--focus-ring);
        }

        .navbar-pa .nav-search input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.875rem;
            color: var(--ink);
            width: 100%;
        }

        .navbar-pa .nav-search i {
            color: var(--muted-light);
            font-size: 0.8rem;
        }

        .navbar-pa .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius-pill);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 600;
            font-size: 0.875rem;
            border: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 12px rgba(255, 90, 60, 0.25);
        }

        .navbar-pa .btn-nav-cta:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 90, 60, 0.35);
        }

        .navbar-pa .nav-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            background: var(--surface);
            color: var(--ink);
            font-size: 1.2rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .navbar-pa .nav-toggle:hover {
            background: var(--surface-warm);
            border-color: var(--brand-orange);
        }

        /* Mobile drawer */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 1049;
            background: var(--ink);
            padding: 32px 24px;
            overflow-y: auto;
            transition: all var(--transition-base);
        }

        .mobile-drawer.open {
            display: block;
        }

        .mobile-drawer .drawer-link {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 18px;
            border-radius: var(--radius-lg);
            font-size: 1.05rem;
            font-weight: 600;
            color: #fff;
            background: rgba(255, 255, 255, 0.05);
            margin-bottom: 8px;
            transition: all var(--transition-fast);
        }

        .mobile-drawer .drawer-link:hover {
            background: rgba(255, 90, 60, 0.2);
            color: var(--brand-amber);
        }

        .mobile-drawer .drawer-cta {
            margin-top: 20px;
            padding: 16px 24px;
            border-radius: var(--radius-lg);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            text-align: center;
            display: block;
        }

        /* Hero */
        .hero-pa {
            min-height: 100vh;
            padding-top: 72px;
            display: flex;
            align-items: center;
            background: var(--surface-warm);
            position: relative;
            overflow: hidden;
        }

        .hero-pa .hero-grid {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 48px;
            align-items: center;
            width: 100%;
            padding: 60px 0 80px;
        }

        .hero-pa .hero-content {
            max-width: 560px;
        }

        .hero-pa .hero-title {
            font-size: clamp(2.25rem, 5vw, 4rem);
            font-weight: 800;
            letter-spacing: -0.025em;
            line-height: 1.2;
            margin-bottom: 24px;
        }

        .hero-pa .hero-subtitle {
            font-size: 1.1rem;
            color: var(--ink-soft);
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 520px;
        }

        .hero-pa .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 32px;
        }

        .btn-pa-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-pill);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            border: none;
            transition: all var(--transition-fast);
            box-shadow: 0 6px 18px rgba(255, 90, 60, 0.3);
            white-space: nowrap;
        }

        .btn-pa-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 26px rgba(255, 90, 60, 0.4);
        }

        .btn-pa-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-pill);
            background: transparent;
            color: var(--ink);
            font-weight: 700;
            font-size: 1rem;
            border: 1.5px solid var(--line);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-pa-secondary:hover {
            background: var(--surface);
            border-color: var(--brand-orange);
            color: var(--brand-orange);
        }

        .hero-pa .hero-kpi-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: center;
        }

        .kpi-divider {
            width: 1px;
            height: 36px;
            background: var(--line);
        }

        .hero-pa .hero-kpi {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-pa .hero-kpi .kpi-value {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--ink);
        }

        .hero-pa .hero-kpi .kpi-label {
            font-size: 0.8rem;
            color: var(--muted);
            font-weight: 600;
        }

        .hero-pa .hero-visual {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-card-hover);
            transform: rotate(-1.5deg);
            transition: transform var(--transition-slow);
        }

        .hero-pa .hero-visual:hover {
            transform: rotate(0deg) scale(1.01);
        }

        .hero-pa .hero-visual img {
            width: 100%;
            height: 480px;
            object-fit: cover;
            border-radius: var(--radius-xl);
        }

        .hero-pa .hero-visual-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 32px 28px;
            background: linear-gradient(to top, rgba(31, 42, 54, 0.85) 0%, rgba(31, 42, 54, 0) 100%);
            border-radius: 0 0 var(--radius-xl) var(--radius-xl);
            color: #fff;
        }

        .hero-pa .hero-visual-overlay h3 {
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 6px;
        }

        .hero-pa .hero-visual-overlay p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
        }

        /* Section base */
        .section-head {
            margin-bottom: 40px;
        }

        .section-head .section-label {
            margin-bottom: 16px;
        }

        .section-head h2 {
            font-size: clamp(1.6rem, 3vw, 2.5rem);
            letter-spacing: -0.015em;
        }

        .section-head p {
            color: var(--muted);
            margin-top: 12px;
            font-size: 1rem;
            max-width: 640px;
        }

        /* Feature Cards */
        .feature-card {
            background: var(--surface);
            border: 1px solid var(--line-warm);
            border-radius: var(--radius-xl);
            padding: 28px 24px;
            height: 100%;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            position: relative;
        }

        .feature-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(255, 90, 60, 0.25);
            transform: translateY(-4px);
        }

        .feature-card .card-img-wrap {
            width: 100%;
            height: 190px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            margin-bottom: 18px;
        }

        .feature-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .feature-card .card-icon-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
        }

        .feature-card h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
        }

        .feature-card p {
            color: var(--muted);
            font-size: 0.925rem;
            line-height: 1.75;
            margin-bottom: 14px;
        }

        .feature-card .card-link {
            font-weight: 600;
            font-size: 0.875rem;
            color: var(--brand-orange);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }

        .feature-card .card-link:hover {
            gap: 8px;
        }

        .card-num-badge {
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--line);
            line-height: 1;
        }

        /* Service List */
        .service-row {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            background: var(--surface);
            border: 1px solid var(--line-warm);
            border-radius: var(--radius-lg);
            padding: 20px 22px;
            transition: all var(--transition-fast);
            height: 100%;
        }

        .service-row:hover {
            box-shadow: var(--shadow-card);
            border-color: rgba(255, 90, 60, 0.2);
            transform: translateY(-2px);
        }

        .service-row .service-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            background: var(--brand-gradient-soft);
            color: var(--brand-orange);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .service-row h3 {
            font-size: 1.05rem;
            margin-bottom: 4px;
        }

        .service-row p {
            font-size: 0.875rem;
            color: var(--muted);
            margin: 0;
            line-height: 1.65;
        }

        /* About band */
        .about-band {
            background: var(--ink);
            border-radius: var(--radius-xl);
            padding: 56px 48px;
            color: rgba(255, 255, 255, 0.85);
            position: relative;
            overflow: hidden;
        }

        .about-band::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 300px;
            height: 300px;
            background: var(--brand-gradient);
            border-radius: 50%;
            opacity: 0.15;
        }

        .about-band h2 {
            color: #fff;
            margin-bottom: 16px;
        }

        .about-band p {
            font-size: 1rem;
            line-height: 1.85;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 16px;
        }

        .about-band .trust-pill-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 20px;
        }

        .trust-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-pill);
            padding: 8px 16px;
            font-size: 0.85rem;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.9);
        }

        .trust-pill i {
            color: var(--brand-amber);
            font-size: 0.75rem;
        }

        /* Scenario cards */
        .scenario-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: center;
            background: var(--surface);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--line-warm);
            transition: all var(--transition-base);
            margin-bottom: 28px;
        }

        .scenario-card:last-child {
            margin-bottom: 0;
        }

        .scenario-card:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .scenario-card.reverse .scenario-img {
            order: 2;
        }

        .scenario-card.reverse .scenario-body {
            order: 1;
        }

        .scenario-card .scenario-img {
            height: 100%;
            min-height: 280px;
            overflow: hidden;
        }

        .scenario-card .scenario-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 280px;
        }

        .scenario-card .scenario-body {
            padding: 36px 32px;
        }

        .scenario-card .scenario-body h3 {
            font-size: 1.35rem;
            margin-bottom: 12px;
        }
        .scenario-card .scenario-body p {
            color: var(--muted);
            font-size: 0.95rem;
            line-height: 1.75;
            margin-bottom: 16px;
        }
        .scenario-card .scenario-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .data-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--brand-gradient-soft);
            color: var(--brand-orange);
            border-radius: var(--radius-pill);
            padding: 6px 14px;
            font-size: 0.8rem;
            font-weight: 700;
            white-space: nowrap;
        }

        .data-badge i {
            font-size: 0.7rem;
        }

        .data-badge.mint {
            background: rgba(29, 191, 146, 0.12);
            color: var(--mint);
        }

        .data-badge.yellow {
            background: rgba(255, 216, 77, 0.15);
            color: #B8860B;
        }

        /* Case card */
        .case-card {
            background: var(--surface);
            border-radius: var(--radius-xl);
            padding: 28px 26px;
            border: 1px solid var(--line-warm);
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: all var(--transition-base);
        }
        .case-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .case-card .case-quote {
            font-size: 0.95rem;
            color: var(--ink-soft);
            line-height: 1.75;
            margin-bottom: 18px;
        }
        .case-card .case-metrics {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 16px;
        }
        .case-card .case-author {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--ink);
        }
        .case-card .case-author span {
            color: var(--muted);
            font-weight: 500;
            font-size: 0.8rem;
        }

        /* Pricing */
        .pricing-card {
            background: var(--surface);
            border: 1.5px solid var(--line-warm);
            border-radius: var(--radius-xl);
            padding: 32px 28px;
            height: 100%;
            transition: all var(--transition-base);
            position: relative;
            display: flex;
            flex-direction: column;
        }
        .pricing-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .pricing-card.featured {
            border: 2px solid transparent;
            background-image: linear-gradient(var(--surface), var(--surface)),
                var(--brand-gradient);
            background-origin: border-box;
            background-clip: padding-box, border-box;
            box-shadow: 0 16px 40px rgba(255, 90, 60, 0.15);
        }
        .pricing-card .pricing-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            background: var(--brand-gradient);
            color: #fff;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            margin-bottom: 16px;
            align-self: flex-start;
        }
        .pricing-card .price {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--ink);
            margin-bottom: 4px;
        }
        .pricing-card .price span {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--muted);
        }
        .pricing-card .price-desc {
            font-size: 0.85rem;
            color: var(--muted);
            margin-bottom: 20px;
        }
        .pricing-card ul {
            list-style: none;
            padding: 0;
            margin: 0 0 24px 0;
            flex: 1;
        }
        .pricing-card ul li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            padding: 6px 0;
            font-size: 0.9rem;
            color: var(--ink-soft);
        }
        .pricing-card ul li i {
            color: var(--mint);
            margin-top: 4px;
            flex-shrink: 0;
        }
        .pricing-card .btn-pa-primary {
            width: 100%;
            justify-content: center;
        }
        .pricing-card .btn-pa-secondary {
            width: 100%;
            justify-content: center;
        }

        /* Insight / viewpoint */
        .insight-card {
            background: var(--surface);
            border-left: 4px solid var(--brand-orange);
            border-radius: var(--radius-lg);
            padding: 24px 26px;
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: all var(--transition-fast);
        }
        .insight-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .insight-card .insight-tag {
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--brand-orange);
            text-transform: uppercase;
            letter-spacing: 0.04em;
            margin-bottom: 10px;
            display: block;
        }
        .insight-card p {
            font-size: 0.95rem;
            color: var(--ink-soft);
            line-height: 1.75;
            margin: 0;
        }

        /* Review card */
        .review-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            border: 1px solid var(--line-warm);
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: all var(--transition-fast);
        }
        .review-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .review-card .review-stars {
            color: var(--yellow);
            font-size: 0.9rem;
            margin-bottom: 12px;
        }
        .review-card .review-text {
            font-size: 0.9rem;
            color: var(--ink-soft);
            line-height: 1.75;
            margin-bottom: 14px;
        }
        .review-card .review-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .review-card .review-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--brand-gradient);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.875rem;
            flex-shrink: 0;
        }
        .review-card .review-author-name {
            font-weight: 700;
            font-size: 0.9rem;
        }
        .review-card .review-author-role {
            font-size: 0.78rem;
            color: var(--muted);
        }

        /* News */
        .news-list-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 20px 22px;
            border: 1px solid var(--line-warm);
            margin-bottom: 14px;
            transition: all var(--transition-fast);
        }
        .news-list-item:hover {
            box-shadow: var(--shadow-card);
            border-color: rgba(255, 90, 60, 0.2);
        }
        .news-list-item .news-index {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--line);
            width: 40px;
            flex-shrink: 0;
        }
        .news-list-item h3 {
            font-size: 1rem;
            margin-bottom: 6px;
        }
        .news-list-item h3 a {
            color: var(--ink);
        }
        .news-list-item h3 a:hover {
            color: var(--brand-orange);
        }
        .news-list-item p {
            font-size: 0.875rem;
            color: var(--muted);
            margin: 0;
            line-height: 1.7;
        }
        .news-recommend {
            background: var(--ink);
            border-radius: var(--radius-xl);
            padding: 28px 26px;
            color: #fff;
        }
        .news-recommend h3 {
            color: #fff;
            margin-bottom: 18px;
            font-size: 1.1rem;
        }
        .news-recommend .rec-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.875rem;
        }
        .news-recommend .rec-item:last-child {
            border-bottom: none;
        }
        .news-recommend .rec-item i {
            color: var(--brand-amber);
            font-size: 0.8rem;
        }

        /* Partner tag */
        .partner-tag-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 20px;
            border: 1px solid var(--line-warm);
            text-align: center;
            transition: all var(--transition-fast);
            height: 100%;
        }
        .partner-tag-card:hover {
            box-shadow: var(--shadow-card);
            border-color: rgba(255, 90, 60, 0.2);
            transform: translateY(-2px);
        }
        .partner-tag-card .partner-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--brand-gradient-soft);
            color: var(--brand-orange);
            font-size: 1.2rem;
            margin-bottom: 12px;
        }
        .partner-tag-card h3 {
            font-size: 0.95rem;
            margin-bottom: 6px;
        }
        .partner-tag-card p {
            font-size: 0.8rem;
            color: var(--muted);
            margin: 0;
        }

        /* FAQ */
        .accordion-pa .accordion-item {
            border: 1px solid var(--line-warm);
            border-radius: var(--radius-lg) !important;
            margin-bottom: 12px;
            background: var(--surface);
            overflow: hidden;
            box-shadow: none;
            transition: all var(--transition-fast);
        }
        .accordion-pa .accordion-item:hover {
            box-shadow: var(--shadow-card);
        }
        .accordion-pa .accordion-button {
            background: var(--surface);
            border: none;
            border-radius: var(--radius-lg) !important;
            padding: 20px 24px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--ink);
            box-shadow: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            transition: all var(--transition-fast);
        }
        .accordion-pa .accordion-button:not(.collapsed) {
            background: var(--surface-cream);
            color: var(--brand-orange);
            box-shadow: none;
        }
        .accordion-pa .accordion-button:focus {
            box-shadow: var(--focus-ring);
            border-color: transparent;
        }
        .accordion-pa .accordion-button::after {
            content: '\f067';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            background: none;
            width: auto;
            height: auto;
            font-size: 0.9rem;
            transition: transform var(--transition-fast);
        }
        .accordion-pa .accordion-button:not(.collapsed)::after {
            content: '\f068';
            transform: rotate(180deg);
        }
        .accordion-pa .accordion-body {
            padding: 0 24px 20px;
            font-size: 0.925rem;
            color: var(--muted);
            line-height: 1.8;
            background: var(--surface-cream);
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        }

        /* CTA big */
        .cta-big-card {
            background: var(--ink);
            border-radius: var(--radius-xl);
            padding: 56px 48px;
            color: #fff;
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .cta-big-card::before {
            content: '';
            position: absolute;
            top: -60px;
            left: -60px;
            width: 250px;
            height: 250px;
            background: var(--brand-gradient);
            border-radius: 50%;
            opacity: 0.2;
        }
        .cta-big-card::after {
            content: '';
            position: absolute;
            bottom: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            background: var(--brand-gradient);
            border-radius: 50%;
            opacity: 0.12;
        }
        .cta-big-card h2 {
            color: #fff;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .cta-big-card p {
            color: rgba(255, 255, 255, 0.75);
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.8;
            position: relative;
            z-index: 1;
        }
        .cta-big-card .hero-cta-group {
            justify-content: center;
            position: relative;
            z-index: 1;
        }

        /* Footer */
        .footer-pa {
            background: var(--ink);
            color: rgba(255, 255, 255, 0.75);
            padding: 60px 0 28px;
            margin-top: 0;
        }
        .footer-pa .footer-brand {
            font-size: 1.35rem;
            font-weight: 800;
            color: #fff;
            display: inline-block;
            margin-bottom: 14px;
        }
        .footer-pa .footer-brand:hover {
            color: var(--brand-amber);
        }
        .footer-pa .footer-desc {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.6);
            max-width: 260px;
            line-height: 1.7;
            margin-bottom: 18px;
        }
        .footer-pa .footer-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-pa .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-pa .footer-links li {
            margin-bottom: 8px;
        }
        .footer-pa .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.875rem;
            transition: color var(--transition-fast);
        }
        .footer-pa .footer-links a:hover {
            color: var(--brand-amber);
        }
        .footer-pa .footer-contact-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 10px;
        }
        .footer-pa .footer-contact-item i {
            color: var(--brand-amber);
            margin-top: 4px;
        }
        .footer-pa .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 40px;
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-pa .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            margin-left: 12px;
        }
        .footer-pa .footer-bottom a:hover {
            color: var(--brand-amber);
        }

        /* Responsive */
        @media (max-width: 991.98px) {
            .navbar-pa .nav-menu {
                display: none;
            }
            .navbar-pa .nav-search {
                display: none;
            }
            .navbar-pa .nav-toggle {
                display: flex;
            }
            .hero-pa .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
                padding: 40px 0 50px;
            }
            .hero-pa .hero-visual img {
                height: 320px;
            }
            .scenario-card {
                grid-template-columns: 1fr;
            }
            .scenario-card.reverse .scenario-img {
                order: 1;
            }
            .scenario-card.reverse .scenario-body {
                order: 2;
            }
            .about-band {
                padding: 32px 24px;
            }
            :root {
                --section-gap-desktop: 64px;
                --section-gap-mobile: 48px;
            }
            .section-gap {
                padding-top: var(--section-gap-mobile);
                padding-bottom: var(--section-gap-mobile);
            }
            .hero-pa {
                min-height: auto;
                padding-top: 72px;
            }
            .hero-pa .hero-title {
                font-size: clamp(1.75rem, 5vw, 2.5rem);
            }
        }

        @media (max-width: 767.98px) {
            .navbar-pa {
                padding: 0 16px;
                min-height: 64px;
            }
            .navbar-pa .navbar-inner {
                min-height: 64px;
            }
            .navbar-pa .brand-link {
                font-size: 1.15rem;
            }
            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
            }
            .hero-pa {
                padding-top: 64px;
            }
            .hero-pa .hero-visual img {
                height: 260px;
            }
            .hero-pa .hero-visual {
                transform: rotate(0deg);
            }
            .kpi-divider {
                display: none;
            }
            .hero-pa .hero-kpi-row {
                gap: 16px;
            }
            .scenario-card .scenario-body {
                padding: 24px 18px;
            }
            .scenario-card .scenario-img {
                min-height: 200px;
            }
            .scenario-card .scenario-img img {
                min-height: 200px;
            }
            .cta-big-card {
                padding: 36px 22px;
            }
            .about-band {
                padding: 28px 20px;
                border-radius: var(--radius-lg);
            }
            .footer-pa {
                padding: 40px 0 20px;
            }
            .news-list-item {
                flex-direction: column;
                gap: 10px;
            }
            .news-list-item .news-index {
                width: auto;
                font-size: 1.1rem;
            }
            .navbar-pa .btn-nav-cta {
                display: none;
            }
        }

        @media (max-width: 575.98px) {
            .hero-pa .hero-grid {
                gap: 24px;
                padding: 28px 0 40px;
            }
            .hero-pa .hero-kpi-row {
                flex-direction: column;
                align-items: flex-start;
            }
            .btn-pa-primary,
            .btn-pa-secondary {
                padding: 12px 20px;
                font-size: 0.9rem;
                width: 100%;
                justify-content: center;
            }
            .hero-cta-group {
                flex-direction: column;
                width: 100%;
            }
            .feature-card .card-img-wrap {
                height: 160px;
            }
            .pricing-card {
                padding: 24px 20px;
            }
            .review-card {
                padding: 20px 16px;
            }
            .accordion-pa .accordion-button {
                padding: 16px 18px;
                font-size: 0.925rem;
            }
            .accordion-pa .accordion-body {
                padding: 0 18px 16px;
                font-size: 0.875rem;
            }
        }

/* roulang page: category2 */
:root {
            --brand-orange: #FF5A3C;
            --brand-amber: #FFB547;
            --brand-gradient: linear-gradient(135deg, #FF5A3C 0%, #FFB547 100%);
            --brand-gradient-soft: linear-gradient(135deg, rgba(255, 90, 60, 0.08) 0%, rgba(255, 181, 71, 0.08) 100%);
            --surface: #FFFFFF;
            --surface-warm: #FAF6F0;
            --surface-cream: #F7F1E8;
            --ink: #1F2A36;
            --ink-soft: #3A4553;
            --muted: #6B7685;
            --muted-light: #9AA5B1;
            --line: #E8E2D9;
            --line-warm: #EFE9E0;
            --mint: #1DBF92;
            --yellow: #FFD84D;
            --danger: #E5484D;
            --warning: #F2A33C;
            --info: #3B82F6;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 20px rgba(31, 42, 54, 0.06);
            --shadow-card-hover: 0 16px 32px rgba(31, 42, 54, 0.12);
            --shadow-nav: 0 1px 0 rgba(31, 42, 54, 0.06);
            --font-family-base: 'Inter', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --container-max: 1200px;
            --section-gap-desktop: 64px;
            --section-gap-mobile: 48px;
            --transition-fast: 0.25s ease;
            --transition-base: 0.35s ease;
            --transition-slow: 0.5s ease;
            --focus-ring: 0 0 0 4px rgba(255, 90, 60, 0.25);
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family-base);
            color: var(--ink);
            background: var(--surface-warm);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 72px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: var(--brand-orange);
            text-decoration: none;
            transition: color var(--transition-fast), opacity var(--transition-fast);
        }

        a:hover {
            color: #E04A30;
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible,
        .form-control:focus-visible {
            outline: none;
            box-shadow: var(--focus-ring);
            border-radius: var(--radius-md);
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: var(--container-max);
            padding-left: 20px;
            padding-right: 20px;
        }

        section {
            position: relative;
        }

        .section-gap {
            padding-top: var(--section-gap-desktop);
            padding-bottom: var(--section-gap-desktop);
        }

        .section-gap-sm {
            padding-top: 40px;
            padding-bottom: 40px;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
        }

        .section-label i {
            font-size: 0.75rem;
        }

        .section-title-wrap {
            max-width: 720px;
            margin-bottom: 40px;
        }

        .section-title-wrap p {
            color: var(--muted);
            font-size: 1rem;
            margin-top: 12px;
        }

        .text-muted-special {
            color: var(--muted);
        }

        .brand-text-gradient {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: inline-block;
        }

        /* Navigation */
        .navbar-pa {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            min-height: 72px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(31, 42, 54, 0.08);
            transition: all var(--transition-base);
            padding: 0 24px;
        }

        .navbar-pa .navbar-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 20px;
        }

        .navbar-pa .brand-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.375rem;
            font-weight: 800;
            color: var(--ink);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .navbar-pa .brand-link:hover {
            color: var(--brand-orange);
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            font-size: 0.875rem;
            font-weight: 800;
            color: #fff;
            background: var(--brand-gradient);
            border-radius: var(--radius-md);
            letter-spacing: -0.02em;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-menu li a {
            display: block;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--muted);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-menu li a:hover {
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
        }

        .nav-menu li a.active {
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
        }

        .nav-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-pill);
            padding: 6px 14px;
            min-width: 180px;
        }

        .nav-search i {
            color: var(--muted-light);
            font-size: 0.875rem;
            flex-shrink: 0;
        }

        .nav-search input {
            border: none;
            background: transparent;
            font-size: 0.875rem;
            color: var(--ink);
            width: 100%;
            outline: none;
        }

        .nav-search input::placeholder {
            color: var(--muted-light);
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 20px;
            font-size: 0.875rem;
            font-weight: 700;
            color: #fff;
            background: var(--brand-gradient);
            border: none;
            border-radius: var(--radius-pill);
            white-space: nowrap;
            transition: all var(--transition-base);
            box-shadow: 0 4px 12px rgba(255, 90, 60, 0.25);
        }

        .btn-nav-cta:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 90, 60, 0.35);
            background: linear-gradient(135deg, #FF6A4A 0%, #FFC066 100%);
        }

        .nav-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            color: var(--ink);
            font-size: 1.25rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .nav-toggle:hover {
            background: var(--surface-warm);
            border-color: var(--brand-orange);
            color: var(--brand-orange);
        }

        /* Breadcrumb */
        .breadcrumb-pa {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0 0 20px;
            padding: 0;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--muted);
            flex-wrap: wrap;
        }

        .breadcrumb-pa li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-pa li + li::before {
            content: '/';
            color: var(--muted-light);
            font-size: 0.75rem;
            margin-right: 4px;
        }

        .breadcrumb-pa a {
            color: var(--muted);
            text-decoration: none;
        }

        .breadcrumb-pa a:hover {
            color: var(--brand-orange);
        }

        .breadcrumb-pa .current {
            color: var(--brand-orange);
            font-weight: 700;
        }

        /* Hero - Full Width Gradient */
        .hero-scene {
            background: var(--brand-gradient);
            padding: 80px 0 90px;
            position: relative;
            overflow: hidden;
            margin-bottom: 0;
        }

        .hero-scene::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 400px;
            height: 400px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-scene::after {
            content: '';
            position: absolute;
            bottom: -140px;
            left: -60px;
            width: 350px;
            height: 350px;
            background: rgba(255, 255, 255, 0.07);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-scene-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
        }

        .hero-scene-text h1 {
            font-size: 2.75rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: -0.01em;
        }

        .hero-scene-text .hero-sub {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.88);
            line-height: 1.65;
            max-width: 580px;
            margin-bottom: 28px;
        }

        .hero-scene-badges {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .hero-scene-badges .badge-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            font-size: 0.875rem;
            font-weight: 600;
            color: #fff;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: var(--radius-pill);
            backdrop-filter: blur(4px);
        }

        .hero-scene-badges .badge-item i {
            font-size: 0.75rem;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .hero-actions .btn-hero-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--brand-orange);
            background: #fff;
            border: none;
            border-radius: var(--radius-pill);
            cursor: pointer;
            transition: all var(--transition-base);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
        }

        .hero-actions .btn-hero-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
            color: #E04A30;
        }

        .hero-actions .btn-hero-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.7);
            border-radius: var(--radius-pill);
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .hero-actions .btn-hero-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .hero-scene-visual {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-scene-visual .visual-card {
            width: 100%;
            max-width: 430px;
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 22px;
            box-shadow: 0 24px 48px rgba(0, 0, 0, 0.2);
            transform: rotate(2deg);
            transition: all var(--transition-slow);
        }

        .hero-scene-visual .visual-card:hover {
            transform: rotate(0deg) scale(1.02);
            box-shadow: 0 32px 64px rgba(0, 0, 0, 0.25);
        }

        .visual-card img {
            width: 100%;
            border-radius: var(--radius-lg);
            height: 220px;
            object-fit: cover;
        }

        .visual-card .visual-card-body {
            padding: 16px 8px 4px;
        }

        .visual-card .visual-card-body h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--ink);
        }

        .visual-card .visual-card-body p {
            font-size: 0.875rem;
            color: var(--muted);
            margin-bottom: 12px;
        }

        .visual-card .visual-stats {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .visual-card .visual-stats span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--muted);
        }

        .visual-card .visual-stats i {
            color: var(--mint);
            font-size: 0.7rem;
        }

        /* Scene Cards - Alternating Layout */
        .scene-cards-wrap {
            position: relative;
        }

        .scene-anchor-nav {
            position: sticky;
            top: 100px;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 20px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--line);
        }

        .scene-anchor-nav h5 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }

        .scene-anchor-nav ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .scene-anchor-nav ul li a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 12px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--muted);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .scene-anchor-nav ul li a:hover,
        .scene-anchor-nav ul li a.active {
            background: var(--brand-gradient-soft);
            color: var(--brand-orange);
        }

        .scene-anchor-nav ul li a .anchor-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            font-size: 0.75rem;
            font-weight: 700;
            background: var(--surface-warm);
            border-radius: 50%;
            flex-shrink: 0;
        }

        .scene-card {
            display: grid;
            grid-template-columns: 1fr 0.9fr;
            gap: 36px;
            align-items: center;
            margin-bottom: 56px;
        }

        .scene-card:last-child {
            margin-bottom: 0;
        }

        .scene-card.reverse {
            direction: rtl;
        }

        .scene-card.reverse > * {
            direction: ltr;
        }

        .scene-card-media {
            position: relative;
            overflow: hidden;
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-card);
            aspect-ratio: 4 / 3;
        }

        .scene-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .scene-card:hover .scene-card-media img {
            transform: scale(1.05);
        }

        .scene-card-media .scene-num {
            position: absolute;
            top: 16px;
            left: 16px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            font-size: 1.25rem;
            font-weight: 800;
            color: #fff;
            background: var(--brand-gradient);
            border-radius: var(--radius-md);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
        }

        .scene-card-content {
            padding: 8px 4px;
        }

        .scene-card-content .scene-tag {
            display: inline-block;
            padding: 4px 14px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
        }

        .scene-card-content h3 {
            font-size: 1.5rem;
            font-weight: 750;
            color: var(--ink);
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .scene-card-content p {
            font-size: 0.95rem;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .scene-card-content .scene-metrics {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 18px;
        }

        .scene-card-content .scene-metrics .metric-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--ink);
            background: var(--surface-warm);
            border: 1px solid var(--line);
            border-radius: var(--radius-pill);
        }

        .scene-card-content .scene-metrics .metric-chip i {
            color: var(--mint);
            font-size: 0.7rem;
        }

        .scene-card-content .scene-metrics .metric-chip.highlight {
            color: var(--brand-orange);
            border-color: rgba(255, 90, 60, 0.25);
            background: rgba(255, 90, 60, 0.05);
        }

        .scene-card-content .scene-metrics .metric-chip.highlight i {
            color: var(--brand-orange);
        }

        .scene-card-content .scene-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--brand-orange);
            transition: all var(--transition-fast);
        }

        .scene-card-content .scene-link:hover {
            gap: 10px;
            color: #E04A30;
        }

        /* Additional Info Section */
        .scene-info-section {
            background: #fff;
            border-radius: var(--radius-xl);
            padding: 40px;
            border: 1px solid var(--line);
        }

        .scene-info-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 24px;
        }

        .scene-info-item {
            display: flex;
            gap: 14px;
            align-items: flex-start;
        }

        .scene-info-item .info-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            flex-shrink: 0;
            font-size: 1.1rem;
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
            border-radius: var(--radius-md);
        }

        .scene-info-item h6 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--ink);
        }

        .scene-info-item p {
            font-size: 0.85rem;
            color: var(--muted);
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* CTA */
        .cta-scene {
            background: var(--ink);
            border-radius: var(--radius-xl);
            padding: 56px 48px;
            position: relative;
            overflow: hidden;
        }

        .cta-scene::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -40px;
            width: 300px;
            height: 300px;
            background: var(--brand-gradient);
            border-radius: 50%;
            opacity: 0.15;
            pointer-events: none;
        }

        .cta-scene::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -50px;
            width: 280px;
            height: 280px;
            background: var(--brand-amber);
            border-radius: 50%;
            opacity: 0.08;
            pointer-events: none;
        }

        .cta-scene-content {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-scene-content h2 {
            font-size: 1.75rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .cta-scene-content p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 0;
            max-width: 480px;
        }

        .btn-cta-scene {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            font-size: 1rem;
            font-weight: 700;
            color: var(--ink);
            background: var(--brand-gradient);
            border: none;
            border-radius: var(--radius-pill);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
        }

        .btn-cta-scene:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
            color: var(--ink);
            background: linear-gradient(135deg, #FF7A5A 0%, #FFC87A 100%);
        }

        /* FAQ */
        .faq-pa .accordion-item {
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            margin-bottom: 12px;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-base);
        }

        .faq-pa .accordion-item:hover {
            box-shadow: var(--shadow-card);
        }

        .faq-pa .accordion-button {
            font-size: 1rem;
            font-weight: 700;
            color: var(--ink);
            background: #fff;
            padding: 18px 24px;
            border: none;
            box-shadow: none;
            transition: all var(--transition-fast);
        }

        .faq-pa .accordion-button:not(.collapsed) {
            background: var(--surface-warm);
            color: var(--brand-orange);
        }

        .faq-pa .accordion-button::after {
            content: '+';
            font-weight: 300;
            color: var(--brand-orange);
            font-size: 1.5rem;
            transition: transform var(--transition-fast);
        }

        .faq-pa .accordion-button:not(.collapsed)::after {
            content: '\2212';
            transform: rotate(180deg);
        }

        .faq-pa .accordion-button:focus {
            box-shadow: var(--focus-ring);
            border-radius: var(--radius-lg);
        }

        .faq-pa .accordion-body {
            padding: 16px 24px 20px;
            font-size: 0.9rem;
            color: var(--muted);
            line-height: 1.7;
            background: var(--surface-warm);
        }

        /* Footer */
        .footer-pa {
            background: var(--ink);
            color: rgba(255, 255, 255, 0.75);
            padding-top: 56px;
            padding-bottom: 24px;
        }

        .footer-pa .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.375rem;
            font-weight: 800;
            color: #fff;
            text-decoration: none;
            margin-bottom: 16px;
        }

        .footer-pa .footer-brand:hover {
            color: rgba(255, 255, 255, 0.85);
        }

        .footer-pa .footer-desc {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            margin-bottom: 16px;
            max-width: 360px;
        }

        .footer-pa .trust-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            font-size: 0.8rem;
            font-weight: 600;
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-pill);
            background: rgba(255, 255, 255, 0.06);
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-pa .footer-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }

        .footer-pa .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-pa .footer-links li a {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.65);
            text-decoration: none;
            transition: all var(--transition-fast);
        }

        .footer-pa .footer-links li a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-pa .footer-bottom {
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-pa .footer-bottom-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-pa .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.5);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        .footer-pa .footer-bottom-links a:hover {
            color: #fff;
        }

        /* Responsive */
        @media (max-width: 992px) {
            body {
                padding-top: 64px;
            }

            .navbar-pa {
                padding: 0 16px;
                min-height: 64px;
            }

            .navbar-pa .navbar-inner {
                min-height: 64px;
            }

            .nav-menu {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--line);
                padding: 16px 24px;
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
                box-shadow: 0 16px 32px rgba(31, 42, 54, 0.1);
            }

            .nav-menu.mobile-open {
                display: flex;
            }

            .nav-menu li a {
                width: 100%;
                font-size: 1rem;
                padding: 10px 14px;
            }

            .nav-search {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .btn-nav-cta {
                padding: 6px 16px;
                font-size: 0.8rem;
            }

            .hero-scene {
                padding: 56px 0 64px;
            }

            .hero-scene-content {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .hero-scene-text h1 {
                font-size: 2rem;
            }

            .hero-scene-text .hero-sub {
                font-size: 1rem;
            }

            .scene-card,
            .scene-card.reverse {
                grid-template-columns: 1fr;
                direction: ltr;
                gap: 20px;
                margin-bottom: 40px;
            }

            .scene-card.reverse > * {
                direction: ltr;
            }

            .scene-card-media {
                aspect-ratio: 16 / 10;
            }

            .scene-anchor-nav {
                position: static;
                margin-bottom: 32px;
            }

            .scene-anchor-nav ul {
                flex-direction: row;
                flex-wrap: wrap;
            }

            .cta-scene {
                padding: 36px 28px;
            }

            .cta-scene-content {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }

            .cta-scene-content h2 {
                font-size: 1.4rem;
            }

            .scene-info-section {
                padding: 28px;
            }
        }

        @media (max-width: 576px) {
            :root {
                --section-gap-desktop: 40px;
                --section-gap-mobile: 36px;
            }

            body {
                padding-top: 60px;
            }

            .navbar-pa {
                padding: 0 10px;
                min-height: 60px;
            }

            .navbar-pa .navbar-inner {
                min-height: 60px;
                gap: 10px;
            }

            .navbar-pa .brand-link {
                font-size: 1.1rem;
                gap: 6px;
            }

            .brand-icon {
                width: 30px;
                height: 30px;
                font-size: 0.7rem;
            }

            .btn-nav-cta {
                padding: 5px 12px;
                font-size: 0.75rem;
                display: none;
            }

            .nav-menu {
                top: 60px;
                padding: 12px 16px;
            }

            .hero-scene {
                padding: 40px 0 48px;
            }

            .hero-scene-content {
                gap: 24px;
            }

            .hero-scene-text h1 {
                font-size: 1.65rem;
                line-height: 1.3;
            }

            .hero-scene-text .hero-sub {
                font-size: 0.9rem;
                margin-bottom: 20px;
            }

            .hero-scene-badges {
                gap: 8px;
                margin-bottom: 20px;
            }

            .hero-scene-badges .badge-item {
                font-size: 0.75rem;
                padding: 6px 12px;
            }

            .hero-actions .btn-hero-primary,
            .hero-actions .btn-hero-secondary {
                padding: 10px 20px;
                font-size: 0.9rem;
            }

            .visual-card {
                transform: none !important;
            }

            .visual-card img {
                height: 160px;
            }

            .section-gap {
                padding-top: 40px;
                padding-bottom: 40px;
            }

            .section-title-wrap {
                margin-bottom: 24px;
            }

            .section-title-wrap h2 {
                font-size: 1.5rem;
            }

            .scene-card {
                gap: 14px;
                margin-bottom: 32px;
            }

            .scene-card-media {
                aspect-ratio: 16 / 10;
                border-radius: var(--radius-lg);
            }

            .scene-card-media .scene-num {
                width: 34px;
                height: 34px;
                font-size: 1rem;
                top: 10px;
                left: 10px;
                border-radius: var(--radius-sm);
            }

            .scene-card-content h3 {
                font-size: 1.2rem;
            }

            .scene-card-content p {
                font-size: 0.875rem;
                margin-bottom: 12px;
            }

            .scene-card-content .scene-metrics {
                gap: 8px;
                margin-bottom: 12px;
            }

            .scene-card-content .scene-metrics .metric-chip {
                font-size: 0.7rem;
                padding: 4px 10px;
            }

            .scene-info-section {
                padding: 20px;
                border-radius: var(--radius-lg);
            }

            .scene-info-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .cta-scene {
                padding: 28px 20px;
                border-radius: var(--radius-lg);
            }

            .cta-scene-content h2 {
                font-size: 1.2rem;
            }

            .cta-scene-content p {
                font-size: 0.875rem;
            }

            .btn-cta-scene {
                padding: 12px 24px;
                font-size: 0.9rem;
            }

            .faq-pa .accordion-button {
                font-size: 0.9rem;
                padding: 15px 18px;
            }

            .faq-pa .accordion-body {
                font-size: 0.85rem;
                padding: 14px 18px 16px;
            }

            .footer-pa {
                padding-top: 40px;
                padding-bottom: 20px;
            }

            .footer-pa .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }

        @media (min-width: 1400px) {
            .container {
                max-width: 1320px;
            }
        }

/* roulang page: category1 */
:root {
            --brand-orange: #FF5A3C;
            --brand-amber: #FFB547;
            --brand-gradient: linear-gradient(135deg, #FF5A3C 0%, #FFB547 100%);
            --brand-gradient-soft: linear-gradient(135deg, rgba(255, 90, 60, 0.08) 0%, rgba(255, 181, 71, 0.08) 100%);
            --surface: #FFFFFF;
            --surface-warm: #FAF6F0;
            --surface-cream: #F7F1E8;
            --ink: #1F2A36;
            --ink-soft: #3A4553;
            --muted: #6B7685;
            --muted-light: #9AA5B1;
            --line: #E8E2D9;
            --line-warm: #EFE9E0;
            --mint: #1DBF92;
            --yellow: #FFD84D;
            --danger: #E5484D;
            --warning: #F2A33C;
            --info: #3B82F6;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 20px rgba(31, 42, 54, 0.06);
            --shadow-card-hover: 0 16px 32px rgba(31, 42, 54, 0.12);
            --shadow-nav: 0 1px 0 rgba(31, 42, 54, 0.06);
            --font-family-base: 'Inter', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --container-max: 1200px;
            --section-gap-desktop: 64px;
            --section-gap-mobile: 48px;
            --transition-fast: 0.25s ease;
            --transition-base: 0.35s ease;
            --transition-slow: 0.5s ease;
            --focus-ring: 0 0 0 4px rgba(255, 90, 60, 0.25);
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family-base);
            color: var(--ink);
            background: var(--surface-warm);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: var(--brand-orange);
            text-decoration: none;
            transition: color var(--transition-fast), opacity var(--transition-fast);
        }

        a:hover {
            color: #E04A30;
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        .form-control:focus-visible {
            outline: none;
            box-shadow: var(--focus-ring);
            border-radius: var(--radius-md);
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: var(--container-max);
            padding-left: 20px;
            padding-right: 20px;
        }

        section {
            position: relative;
        }

        .section-gap {
            padding-top: var(--section-gap-desktop);
            padding-bottom: var(--section-gap-desktop);
        }

        .section-gap-sm {
            padding-top: 48px;
            padding-bottom: 48px;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
        }

        .section-label i {
            font-size: 0.75rem;
        }

        .section-title-wrap {
            max-width: 720px;
            margin-bottom: 40px;
        }

        .section-title-wrap p {
            color: var(--muted);
            font-size: 1rem;
            margin-top: 12px;
        }

        .text-muted-special {
            color: var(--muted);
        }

        .brand-text-gradient {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: inline-block;
        }

        /* Navigation */
        .navbar-pa {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            min-height: 72px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(31, 42, 54, 0.08);
            transition: all var(--transition-base);
            padding: 0 24px;
        }

        .navbar-pa .navbar-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 20px;
        }

        .navbar-pa .brand-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.375rem;
            font-weight: 800;
            color: var(--ink);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .navbar-pa .brand-link:hover {
            color: var(--brand-orange);
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 12px;
            background: var(--brand-gradient);
            color: #FFFFFF;
            font-size: 0.85rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }

        .nav-menu {
            list-style: none;
            display: flex;
            align-items: center;
            gap: 6px;
            margin: 0;
            padding: 0;
        }

        .nav-menu li a {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: var(--radius-pill);
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--ink-soft);
            white-space: nowrap;
            transition: color var(--transition-fast), background var(--transition-fast);
        }

        .nav-menu li a:hover {
            color: var(--brand-orange);
            background: rgba(255, 90, 60, 0.06);
        }

        .nav-menu li a.active {
            color: var(--brand-orange);
            background: rgba(255, 90, 60, 0.08);
        }

        .nav-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--surface-cream);
            border-radius: var(--radius-pill);
            padding: 8px 16px;
            border: 1px solid var(--line-warm);
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .nav-search:focus-within {
            border-color: var(--brand-orange);
            box-shadow: var(--focus-ring);
        }

        .nav-search i {
            color: var(--muted);
            font-size: 0.85rem;
        }

        .nav-search input {
            border: none;
            background: transparent;
            font-size: 0.85rem;
            color: var(--ink);
            width: 150px;
            outline: none;
        }

        .nav-search input::placeholder {
            color: var(--muted-light);
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--brand-gradient);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 0.875rem;
            padding: 10px 20px;
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            border: none;
            white-space: nowrap;
            box-shadow: 0 4px 12px rgba(255, 90, 60, 0.25);
        }

        .btn-nav-cta:hover {
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 90, 60, 0.35);
            filter: brightness(1.05);
        }

        .nav-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid var(--line);
            background: var(--surface);
            color: var(--ink);
            font-size: 1.1rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .nav-toggle:hover {
            background: var(--surface-cream);
            border-color: var(--brand-orange);
            color: var(--brand-orange);
        }

        /* Mobile nav drawer */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(31, 42, 54, 0.5);
            z-index: 1060;
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .mobile-nav-overlay.show {
            opacity: 1;
        }

        .mobile-nav-drawer {
            display: flex;
            flex-direction: column;
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: min(320px, 85vw);
            background: var(--surface);
            z-index: 1061;
            padding: 24px;
            border-radius: var(--radius-xl) 0 0 var(--radius-xl);
            box-shadow: -8px 0 32px rgba(31, 42, 54, 0.2);
            transform: translateX(100%);
            transition: transform var(--transition-base);
            gap: 20px;
        }

        .mobile-nav-drawer.open {
            transform: translateX(0);
        }

        .mobile-nav-drawer .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .mobile-nav-drawer .drawer-close {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            border: 1px solid var(--line);
            background: var(--surface);
            color: var(--ink);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .mobile-nav-drawer .drawer-close:hover {
            background: var(--surface-cream);
            color: var(--brand-orange);
        }

        .mobile-nav-menu {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .mobile-nav-menu li a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 18px;
            border-radius: var(--radius-md);
            font-size: 1rem;
            font-weight: 600;
            color: var(--ink);
            background: var(--surface-warm);
            transition: all var(--transition-fast);
        }

        .mobile-nav-menu li a:hover {
            background: var(--brand-gradient-soft);
            color: var(--brand-orange);
        }

        .mobile-nav-menu li a.active {
            background: var(--brand-gradient);
            color: #FFFFFF;
        }

        /* Breadcrumb */
        .breadcrumb-pa {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 0.875rem;
            color: var(--muted);
            padding: 16px 0;
            margin: 0;
            list-style: none;
        }

        .breadcrumb-pa li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-pa li a {
            color: var(--muted);
            transition: color var(--transition-fast);
        }

        .breadcrumb-pa li a:hover {
            color: var(--brand-orange);
        }

        .breadcrumb-pa li.active {
            color: var(--brand-orange);
            font-weight: 600;
        }

        .breadcrumb-pa .separator {
            color: var(--muted-light);
            font-size: 0.7rem;
        }

        /* Hero small split */
        .hero-category {
            background: var(--surface-cream);
            padding-top: 120px;
            padding-bottom: 48px;
            border-bottom: 1px solid var(--line-warm);
            position: relative;
            overflow: hidden;
        }

        .hero-category::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -120px;
            width: 400px;
            height: 400px;
            background: var(--brand-gradient-soft);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-category .hero-inner {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .hero-category .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--brand-gradient);
            color: #FFFFFF;
            font-size: 0.8rem;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .hero-category h1 {
            font-size: 2.5rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--ink);
            margin: 0 0 16px;
            letter-spacing: -0.02em;
        }

        .hero-category .hero-subtitle {
            font-size: 1.05rem;
            color: var(--muted);
            max-width: 560px;
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .hero-category .hero-cta-row {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }

        .hero-category .hero-visual {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-card-hover);
            min-height: 320px;
        }

        .hero-category .hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
        }

        .hero-category .hero-floating-card {
            position: absolute;
            bottom: 20px;
            left: 20px;
            right: 20px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-radius: var(--radius-lg);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 14px;
            box-shadow: 0 8px 24px rgba(31, 42, 54, 0.15);
        }

        .hero-category .hero-floating-card .hf-icon {
            width: 42px;
            height: 42px;
            border-radius: 14px;
            background: var(--brand-gradient);
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .hero-category .hero-floating-card .hf-text {
            font-size: 0.85rem;
            color: var(--ink-soft);
            line-height: 1.4;
        }

        .hero-category .hero-floating-card .hf-text strong {
            display: block;
            font-size: 0.95rem;
            color: var(--ink);
        }

        /* Filter tag bar */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            padding: 20px 0;
            border-bottom: 1px solid var(--line-warm);
        }

        .filter-bar .filter-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--muted);
            margin-right: 4px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--line);
            background: var(--surface);
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--ink-soft);
            cursor: pointer;
            transition: all var(--transition-fast);
            user-select: none;
        }

        .filter-tag:hover {
            border-color: var(--brand-orange);
            color: var(--brand-orange);
            background: rgba(255, 90, 60, 0.04);
        }

        .filter-tag.active {
            background: var(--brand-gradient);
            border-color: transparent;
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(255, 90, 60, 0.3);
        }

        /* Feature cards grid */
        .feature-card-pa {
            background: var(--surface);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--line-warm);
        }

        .feature-card-pa:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: rgba(255, 90, 60, 0.3);
        }

        .feature-card-pa .fc-img-wrap {
            position: relative;
            height: 210px;
            overflow: hidden;
        }

        .feature-card-pa .fc-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .feature-card-pa:hover .fc-img-wrap img {
            transform: scale(1.04);
        }

        .feature-card-pa .fc-img-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(31, 42, 54, 0.55) 100%);
        }

        .feature-card-pa .fc-img-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(8px);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--brand-orange);
            letter-spacing: 0.02em;
        }

        .feature-card-pa .fc-body {
            padding: 22px 24px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .feature-card-pa .fc-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 8px;
            line-height: 1.35;
        }

        .feature-card-pa .fc-desc {
            font-size: 0.9rem;
            color: var(--muted);
            line-height: 1.65;
            margin-bottom: 16px;
            flex: 1;
        }

        .feature-card-pa .fc-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .data-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 12px;
            border-radius: var(--radius-pill);
            background: var(--brand-gradient-soft);
            color: var(--ink-soft);
            font-size: 0.78rem;
            font-weight: 600;
            border: 1px solid rgba(255, 90, 60, 0.1);
        }

        .data-badge i {
            color: var(--brand-orange);
            font-size: 0.7rem;
        }

        .data-badge.mint {
            background: rgba(29, 191, 146, 0.08);
            border-color: rgba(29, 191, 146, 0.15);
            color: #16845F;
        }

        .data-badge.mint i {
            color: var(--mint);
        }

        .data-badge.yellow {
            background: rgba(255, 216, 77, 0.1);
            border-color: rgba(255, 216, 77, 0.2);
            color: #8F6B00;
        }

        .data-badge.yellow i {
            color: #D4A800;
        }

        /* Feature detail section */
        .detail-highlight {
            background: var(--surface);
            border-radius: var(--radius-xl);
            border: 1px solid var(--line-warm);
            padding: 40px 36px;
            box-shadow: var(--shadow-card);
        }

        .detail-highlight .dh-item {
            display: flex;
            gap: 18px;
            align-items: flex-start;
            padding: 16px 0;
        }

        .detail-highlight .dh-icon {
            width: 48px;
            height: 48px;
            border-radius: 16px;
            background: var(--brand-gradient-soft);
            color: var(--brand-orange);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            flex-shrink: 0;
        }

        .detail-highlight .dh-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--ink);
            margin: 0 0 6px;
        }

        .detail-highlight .dh-item p {
            font-size: 0.9rem;
            color: var(--muted);
            margin: 0;
            line-height: 1.65;
        }

        /* Process steps */
        .process-step {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--line-warm);
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: all var(--transition-base);
            position: relative;
        }

        .process-step:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: rgba(255, 90, 60, 0.25);
        }

        .process-step .ps-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 14px;
            background: var(--brand-gradient);
            color: #FFFFFF;
            font-weight: 800;
            font-size: 1.05rem;
            margin-bottom: 16px;
        }

        .process-step h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: 0.88rem;
            color: var(--muted);
            margin: 0;
            line-height: 1.65;
        }

        /* FAQ */
        .accordion-pa .accordion-item {
            border: 1px solid var(--line);
            border-radius: var(--radius-lg) !important;
            overflow: hidden;
            margin-bottom: 12px;
            background: var(--surface);
            transition: all var(--transition-fast);
        }

        .accordion-pa .accordion-item:hover {
            border-color: rgba(255, 90, 60, 0.25);
            box-shadow: var(--shadow-card);
        }

        .accordion-pa .accordion-button {
            background: var(--surface);
            color: var(--ink);
            font-weight: 700;
            font-size: 1rem;
            padding: 20px 24px;
            border: none;
            border-radius: var(--radius-lg) !important;
            box-shadow: none !important;
            transition: all var(--transition-fast);
        }

        .accordion-pa .accordion-button:not(.collapsed) {
            background: var(--surface-cream);
            color: var(--brand-orange);
        }

        .accordion-pa .accordion-button::after {
            content: '\f067';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            background-image: none;
            font-size: 0.85rem;
            color: var(--muted);
            transition: all var(--transition-fast);
        }

        .accordion-pa .accordion-button:not(.collapsed)::after {
            content: '\f068';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            color: var(--brand-orange);
        }

        .accordion-pa .accordion-button:focus {
            box-shadow: var(--focus-ring) !important;
        }

        .accordion-pa .accordion-body {
            padding: 0 24px 20px;
            font-size: 0.9rem;
            color: var(--muted);
            line-height: 1.7;
            background: var(--surface);
        }

        .accordion-pa .accordion-button:not(.collapsed) + .accordion-collapse .accordion-body {
            background: var(--surface-cream);
        }

        /* CTA section */
        .cta-panel {
            background: var(--brand-gradient);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            position: relative;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(255, 90, 60, 0.2);
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -60px;
            width: 280px;
            height: 280px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-panel::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -40px;
            width: 220px;
            height: 220px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-panel h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-panel p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }

        .cta-panel .btn-cta-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #FFFFFF;
            color: var(--brand-orange);
            font-weight: 700;
            padding: 14px 28px;
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            border: none;
            box-shadow: 0 4px 16px rgba(31, 42, 54, 0.15);
            position: relative;
            z-index: 1;
        }

        .cta-panel .btn-cta-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(31, 42, 54, 0.25);
            color: var(--brand-orange);
        }

        .cta-panel .btn-cta-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #FFFFFF;
            font-weight: 600;
            padding: 14px 24px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-fast);
            position: relative;
            z-index: 1;
        }

        .cta-panel .btn-cta-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.8);
            color: #FFFFFF;
        }

        /* Footer */
        .footer-pa {
            background: var(--ink);
            color: rgba(255, 255, 255, 0.72);
            padding: 64px 0 24px;
            margin-top: 0;
        }

        .footer-pa .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.3rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 16px;
        }

        .footer-pa .footer-brand:hover {
            color: #FFFFFF;
            opacity: 0.85;
        }

        .footer-pa .footer-desc {
            font-size: 0.88rem;
            line-height: 1.7;
            margin-bottom: 18px;
            color: rgba(255, 255, 255, 0.6);
            max-width: 340px;
        }

        .footer-pa .trust-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            font-size: 0.78rem;
            font-weight: 600;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-pa .footer-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 18px;
            letter-spacing: 0.03em;
        }

        .footer-pa .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-pa .footer-links li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }

        .footer-pa .footer-links li a:hover {
            color: #FFFFFF;
        }

        .footer-pa .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 48px;
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-pa .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-fast);
        }

        .footer-pa .footer-bottom a:hover {
            color: #FFFFFF;
        }

        /* Buttons */
        .btn-pa-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--brand-gradient);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 0.95rem;
            padding: 13px 26px;
            border-radius: var(--radius-pill);
            border: none;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 16px rgba(255, 90, 60, 0.3);
        }

        .btn-pa-primary:hover {
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 90, 60, 0.4);
            filter: brightness(1.05);
        }

        .btn-pa-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--ink-soft);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 13px 24px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--line);
            transition: all var(--transition-fast);
        }

        .btn-pa-outline:hover {
            border-color: var(--brand-orange);
            color: var(--brand-orange);
            background: rgba(255, 90, 60, 0.04);
        }

        /* Responsive */
        @media (max-width: 1199.98px) {
            .hero-category h1 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 991.98px) {
            .nav-menu {
                display: none;
            }
            .nav-search {
                display: none;
            }
            .btn-nav-cta {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .hero-category {
                padding-top: 100px;
                padding-bottom: 36px;
            }
            .hero-category .hero-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-category .hero-visual {
                min-height: 260px;
            }
            .hero-category .hero-visual img {
                min-height: 260px;
            }
            .hero-category h1 {
                font-size: 2rem;
            }
            .section-gap {
                padding-top: 56px;
                padding-bottom: 56px;
            }
        }

        @media (max-width: 767.98px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .navbar-pa {
                padding: 0 16px;
            }
            .hero-category h1 {
                font-size: 1.7rem;
            }
            .hero-category .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-category .hero-visual {
                min-height: 220px;
                border-radius: var(--radius-lg);
            }
            .hero-category .hero-visual img {
                min-height: 220px;
            }
            .hero-category .hero-floating-card {
                padding: 12px 16px;
                bottom: 12px;
                left: 12px;
                right: 12px;
            }
            .hero-category .hero-floating-card .hf-icon {
                width: 34px;
                height: 34px;
                border-radius: 10px;
                font-size: 0.9rem;
            }
            .feature-card-pa .fc-img-wrap {
                height: 180px;
            }
            .cta-panel {
                padding: 32px 24px;
            }
            .cta-panel h2 {
                font-size: 1.4rem;
            }
            .section-gap {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .section-title-wrap {
                margin-bottom: 28px;
            }
            .section-title-wrap h2 {
                font-size: 1.5rem;
            }
            .filter-bar {
                gap: 8px;
            }
            .filter-tag {
                padding: 6px 14px;
                font-size: 0.78rem;
            }
            .detail-highlight {
                padding: 24px 20px;
            }
            .accordion-pa .accordion-button {
                padding: 16px 18px;
                font-size: 0.92rem;
            }
            .accordion-pa .accordion-body {
                padding: 0 18px 16px;
                font-size: 0.85rem;
            }
            .footer-pa {
                padding: 48px 0 20px;
            }
            .footer-pa .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        @media (max-width: 575.98px) {
            .hero-category h1 {
                font-size: 1.45rem;
            }
            .hero-category .hero-cta-row {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-category .hero-cta-row .btn-pa-primary,
            .hero-category .hero-cta-row .btn-pa-outline {
                justify-content: center;
                width: 100%;
            }
            .feature-card-pa .fc-body {
                padding: 18px 18px 20px;
            }
            .feature-card-pa .fc-img-wrap {
                height: 160px;
            }
            .cta-panel .btn-cta-white,
            .cta-panel .btn-cta-outline {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category3 */
:root {
            --brand-orange: #FF5A3C;
            --brand-amber: #FFB547;
            --brand-gradient: linear-gradient(135deg, #FF5A3C 0%, #FFB547 100%);
            --brand-gradient-soft: linear-gradient(135deg, rgba(255, 90, 60, 0.08) 0%, rgba(255, 181, 71, 0.08) 100%);
            --surface: #FFFFFF;
            --surface-warm: #FAF6F0;
            --surface-cream: #F7F1E8;
            --ink: #1F2A36;
            --ink-soft: #3A4553;
            --muted: #6B7685;
            --muted-light: #9AA5B1;
            --line: #E8E2D9;
            --line-warm: #EFE9E0;
            --mint: #1DBF92;
            --yellow: #FFD84D;
            --danger: #E5484D;
            --warning: #F2A33C;
            --info: #3B82F6;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 20px rgba(31, 42, 54, 0.06);
            --shadow-card-hover: 0 16px 32px rgba(31, 42, 54, 0.12);
            --shadow-nav: 0 1px 0 rgba(31, 42, 54, 0.06);
            --font-family-base: 'Inter', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --container-max: 1200px;
            --section-gap-desktop: 64px;
            --section-gap-mobile: 48px;
            --transition-fast: 0.25s ease;
            --transition-base: 0.35s ease;
            --transition-slow: 0.5s ease;
            --focus-ring: 0 0 0 4px rgba(255, 90, 60, 0.25);
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-family-base);
            color: var(--ink);
            background: var(--surface-warm);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }
        a {
            color: var(--brand-orange);
            text-decoration: none;
            transition: color var(--transition-fast), opacity var(--transition-fast);
        }
        a:hover {
            color: #E04A30;
            text-decoration: none;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        .form-control:focus-visible {
            outline: none;
            box-shadow: var(--focus-ring);
            border-radius: var(--radius-md);
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }
        .container {
            max-width: var(--container-max);
            padding-left: 20px;
            padding-right: 20px;
        }
        section {
            position: relative;
        }
        .section-gap {
            padding-top: var(--section-gap-desktop);
            padding-bottom: var(--section-gap-desktop);
        }
        .section-gap-sm {
            padding-top: 48px;
            padding-bottom: 48px;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
        }
        .section-label i {
            font-size: 0.75rem;
        }
        .section-title-wrap {
            max-width: 720px;
            margin-bottom: 40px;
        }
        .section-title-wrap p {
            color: var(--muted);
            font-size: 1rem;
            margin-top: 12px;
        }
        .text-muted-special {
            color: var(--muted);
        }
        .brand-text-gradient {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: inline-block;
        }

        /* Navigation */
        .navbar-pa {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            min-height: 72px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(31, 42, 54, 0.08);
            transition: all var(--transition-base);
            padding: 0 24px;
        }
        .navbar-pa .navbar-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 20px;
        }
        .navbar-pa .brand-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.375rem;
            font-weight: 800;
            color: var(--ink);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }
        .navbar-pa .brand-link:hover {
            color: var(--brand-orange);
        }
        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 0.9rem;
            font-weight: 800;
            border-radius: var(--radius-md);
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 24px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu a {
            font-size: 0.94rem;
            font-weight: 600;
            color: var(--ink-soft);
            padding: 8px 2px;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .nav-menu a:hover {
            color: var(--brand-orange);
        }
        .nav-menu a.active {
            color: var(--brand-orange);
        }
        .nav-menu a.active::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -2px;
            height: 3px;
            background: var(--brand-gradient);
            border-radius: 999px;
        }
        .nav-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-pill);
            padding: 8px 16px;
            min-width: 190px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .nav-search:focus-within {
            border-color: var(--brand-orange);
            box-shadow: var(--focus-ring);
        }
        .nav-search i {
            color: var(--muted-light);
            font-size: 0.85rem;
            flex-shrink: 0;
        }
        .nav-search input {
            border: none;
            outline: none;
            background: transparent;
            font-size: 0.9rem;
            color: var(--ink);
            width: 100%;
        }
        .nav-search input::placeholder {
            color: var(--muted-light);
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--brand-gradient);
            color: #fff;
            border: none;
            padding: 10px 22px;
            border-radius: var(--radius-pill);
            font-weight: 700;
            font-size: 0.9rem;
            white-space: nowrap;
            cursor: pointer;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
        }
        .btn-nav-cta:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            filter: brightness(1.05);
        }
        .nav-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            color: var(--ink);
            font-size: 1.1rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .nav-toggle:hover {
            border-color: var(--brand-orange);
            color: var(--brand-orange);
        }

        /* Hero Dark */
        .case-hero {
            padding-top: 120px;
            padding-bottom: 70px;
            background: var(--ink);
            position: relative;
            overflow: hidden;
        }
        .case-hero::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 55%;
            height: 100%;
            background: var(--brand-gradient-soft);
            clip-path: polygon(22% 0%, 100% 0%, 100% 100%, 0% 100%);
            z-index: 1;
        }
        .case-hero .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-pa {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .breadcrumb-pa a {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-fast);
        }
        .breadcrumb-pa a:hover {
            color: var(--brand-amber);
        }
        .breadcrumb-pa i {
            font-size: 0.6rem;
            color: rgba(255, 255, 255, 0.35);
        }
        .case-hero h1 {
            font-size: clamp(2.2rem, 4.5vw, 3.6rem);
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
            max-width: 800px;
        }
        .case-hero h1 .highlight-number {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .case-hero .hero-sub {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 32px;
        }
        .hero-stats-row {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
        }
        .hero-stat-item {
            text-align: left;
        }
        .hero-stat-item .stat-value {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            display: flex;
            align-items: baseline;
            gap: 6px;
        }
        .hero-stat-item .stat-value .unit {
            font-size: 1rem;
            font-weight: 600;
            color: var(--brand-amber);
        }
        .hero-stat-item .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 4px;
        }

        /* Featured Case */
        .featured-case-card {
            background: var(--surface);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }
        .featured-case-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .featured-case-card .case-img-wrap {
            position: relative;
            overflow: hidden;
            min-height: 320px;
        }
        .featured-case-card .case-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .featured-case-card:hover .case-img-wrap img {
            transform: scale(1.03);
        }
        .case-badge-floating {
            position: absolute;
            top: 20px;
            left: 20px;
            background: var(--brand-gradient);
            color: #fff;
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 0.85rem;
            font-weight: 700;
            z-index: 2;
            box-shadow: 0 4px 12px rgba(255, 90, 60, 0.35);
        }
        .featured-case-card .case-body {
            padding: 32px 36px;
        }
        .featured-case-card .case-title {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--ink);
            margin-bottom: 14px;
            line-height: 1.35;
        }
        .featured-case-card .case-desc {
            color: var(--muted);
            font-size: 1rem;
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .case-metrics-row {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-top: 18px;
        }
        .case-metric {
            display: flex;
            flex-direction: column;
        }
        .case-metric .metric-value {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--brand-orange);
            line-height: 1.2;
        }
        .case-metric .metric-label {
            font-size: 0.82rem;
            color: var(--muted);
            margin-top: 4px;
        }
        .case-tag-row {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }
        .case-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: var(--brand-gradient-soft);
            color: var(--brand-orange);
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            font-size: 0.82rem;
            font-weight: 600;
        }

        /* Case Grid Cards */
        .case-grid-card {
            background: var(--surface);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .case-grid-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .case-grid-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            height: 200px;
            flex-shrink: 0;
        }
        .case-grid-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .case-grid-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .case-grid-card .card-body {
            padding: 24px 26px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .case-grid-card .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .case-grid-card .card-desc {
            color: var(--muted);
            font-size: 0.92rem;
            line-height: 1.75;
            margin-bottom: 16px;
            flex: 1;
        }
        .card-metric-row {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 14px;
            border-top: 1px solid var(--line-warm);
        }
        .card-metric-mini {
            display: flex;
            flex-direction: column;
        }
        .card-metric-mini .mini-value {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--brand-orange);
        }
        .card-metric-mini .mini-label {
            font-size: 0.75rem;
            color: var(--muted);
        }

        /* Stats Wall */
        .stats-wall {
            background: var(--surface);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-card);
            padding: 48px 36px;
        }
        .stats-wall .stat-tile {
            text-align: center;
            padding: 24px 16px;
            border-radius: var(--radius-lg);
            background: var(--surface-warm);
            transition: all var(--transition-base);
            height: 100%;
        }
        .stats-wall .stat-tile:hover {
            background: var(--brand-gradient-soft);
            transform: translateY(-4px);
        }
        .stats-wall .stat-tile .tile-value {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--ink);
            line-height: 1.2;
        }
        .stats-wall .stat-tile .tile-value .suffix {
            font-size: 1rem;
            color: var(--brand-orange);
            font-weight: 700;
        }
        .stats-wall .stat-tile .tile-label {
            font-size: 0.9rem;
            color: var(--muted);
            margin-top: 8px;
        }

        /* Testimonials */
        .testimonial-card {
            background: var(--surface);
            border-radius: var(--radius-xl);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            height: 100%;
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-card-hover);
        }
        .testimonial-card .quote-icon {
            color: var(--brand-amber);
            font-size: 1.5rem;
            margin-bottom: 14px;
        }
        .testimonial-card .quote-text {
            color: var(--ink-soft);
            font-size: 0.95rem;
            line-height: 1.75;
            margin-bottom: 18px;
        }
        .testimonial-card .client-info {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .testimonial-card .client-avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--brand-gradient);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .testimonial-card .client-name {
            font-weight: 700;
            font-size: 0.92rem;
            color: var(--ink);
        }
        .testimonial-card .client-role {
            font-size: 0.8rem;
            color: var(--muted);
        }

        /* FAQ */
        .accordion-pa {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            background: var(--surface);
        }
        .accordion-pa .accordion-item {
            border: none;
            border-bottom: 1px solid var(--line-warm);
            background: transparent;
        }
        .accordion-pa .accordion-item:last-child {
            border-bottom: none;
        }
        .accordion-pa .accordion-button {
            background: var(--surface);
            color: var(--ink);
            font-weight: 700;
            font-size: 1rem;
            padding: 22px 28px;
            border: none;
            box-shadow: none;
            transition: all var(--transition-fast);
        }
        .accordion-pa .accordion-button:not(.collapsed) {
            background: var(--brand-gradient-soft);
            color: var(--brand-orange);
            box-shadow: none;
        }
        .accordion-pa .accordion-button:focus {
            box-shadow: var(--focus-ring);
        }
        .accordion-pa .accordion-button::after {
            content: '\f067';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            background-image: none;
            color: var(--muted);
            font-size: 0.8rem;
            transition: transform var(--transition-base);
        }
        .accordion-pa .accordion-button:not(.collapsed)::after {
            content: '\f068';
            color: var(--brand-orange);
            transform: rotate(0deg);
        }
        .accordion-pa .accordion-body {
            padding: 4px 28px 24px;
            color: var(--muted);
            font-size: 0.95rem;
            line-height: 1.8;
        }

        /* CTA */
        .cta-banner {
            background: var(--brand-gradient);
            border-radius: var(--radius-xl);
            padding: 56px 48px;
            position: relative;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(255, 90, 60, 0.25);
        }
        .cta-banner::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-banner h2 {
            color: #fff;
            font-size: clamp(1.6rem, 3vw, 2.4rem);
            font-weight: 800;
            letter-spacing: -0.01em;
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .cta-banner p {
            color: rgba(255, 255, 255, 0.9);
            font-size: 1.05rem;
            margin-bottom: 28px;
            max-width: 560px;
            line-height: 1.7;
        }
        .btn-cta-light {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: #fff;
            color: var(--brand-orange);
            border: none;
            padding: 14px 32px;
            border-radius: var(--radius-pill);
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-cta-light:hover {
            color: var(--brand-orange);
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
        }

        /* Footer */
        .footer-pa {
            background: var(--ink);
            color: rgba(255, 255, 255, 0.7);
            padding: 64px 0 32px;
        }
        .footer-pa .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-pa .footer-brand:hover {
            color: var(--brand-amber);
        }
        .footer-pa .footer-brand .brand-icon {
            width: 36px;
            height: 36px;
            font-size: 0.8rem;
            border-radius: var(--radius-md);
        }
        .footer-pa .footer-desc {
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: 16px;
            max-width: 300px;
        }
        .footer-pa .footer-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .footer-pa .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-pa .footer-links li {
            margin-bottom: 10px;
        }
        .footer-pa .footer-links a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }
        .footer-pa .footer-links a:hover {
            color: var(--brand-amber);
        }
        .trust-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.7);
            padding: 7px 14px;
            border-radius: var(--radius-pill);
            font-size: 0.8rem;
            font-weight: 600;
        }
        .trust-pill i {
            font-size: 0.75rem;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            margin-top: 40px;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
            margin-bottom: 8px;
        }
        .footer-bottom .footer-meta-links {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            font-size: 0.8rem;
        }
        .footer-bottom .footer-meta-links a {
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom .footer-meta-links a:hover {
            color: var(--brand-amber);
        }

        /* Buttons */
        .btn-pa-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--brand-gradient);
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: var(--radius-pill);
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
            white-space: nowrap;
        }
        .btn-pa-primary:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            filter: brightness(1.05);
        }
        .btn-pa-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--ink);
            border: 1px solid var(--line);
            padding: 12px 28px;
            border-radius: var(--radius-pill);
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-pa-secondary:hover {
            border-color: var(--brand-orange);
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
        }

        /* Responsive */
        @media (max-width: 991.98px) {
            .nav-menu {
                display: none;
            }
            .nav-search {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .navbar-pa {
                padding: 0 16px;
            }
            .navbar-pa .navbar-inner {
                gap: 12px;
            }
            .btn-nav-cta {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
            .case-hero {
                padding-top: 100px;
                padding-bottom: 56px;
            }
            .case-hero::before {
                width: 80%;
                opacity: 0.5;
            }
            .featured-case-card .case-body {
                padding: 24px;
            }
            .featured-case-card .case-img-wrap {
                min-height: 220px;
            }
            .stats-wall {
                padding: 32px 20px;
            }
            .cta-banner {
                padding: 36px 28px;
            }
            .case-metrics-row {
                gap: 20px;
            }
        }
        @media (max-width: 767.98px) {
            .case-hero h1 {
                font-size: 1.9rem;
            }
            .case-hero .hero-sub {
                font-size: 1rem;
            }
            .hero-stats-row {
                gap: 20px;
            }
            .hero-stat-item .stat-value {
                font-size: 1.4rem;
            }
            .featured-case-card .case-title {
                font-size: 1.25rem;
            }
            .featured-case-card .case-img-wrap {
                min-height: 180px;
            }
            .case-grid-card .card-img-wrap {
                height: 160px;
            }
            .stats-wall .stat-tile .tile-value {
                font-size: 1.6rem;
            }
            .testimonial-card {
                padding: 20px;
            }
            .accordion-pa .accordion-button {
                padding: 18px 20px;
                font-size: 0.95rem;
            }
            .accordion-pa .accordion-body {
                padding: 4px 20px 20px;
            }
            .footer-pa {
                padding: 40px 0 24px;
            }
            .cta-banner h2 {
                font-size: 1.4rem;
            }
            .section-gap {
                padding-top: var(--section-gap-mobile);
                padding-bottom: var(--section-gap-mobile);
            }
        }
        @media (max-width: 575.98px) {
            .case-hero {
                padding-top: 90px;
                padding-bottom: 40px;
            }
            .case-hero h1 {
                font-size: 1.6rem;
            }
            .breadcrumb-pa {
                font-size: 0.75rem;
                gap: 6px;
            }
            .featured-case-card .case-img-wrap {
                min-height: 150px;
            }
            .case-grid-card .card-body {
                padding: 18px 20px;
            }
            .case-grid-card .card-title {
                font-size: 1rem;
            }
            .stats-wall .stat-tile .tile-value {
                font-size: 1.3rem;
            }
            .cta-banner {
                padding: 28px 20px;
            }
            .cta-banner p {
                font-size: 0.95rem;
            }
            .btn-cta-light {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
            .btn-pa-primary,
            .btn-pa-secondary {
                padding: 10px 20px;
                font-size: 0.88rem;
            }
        }

/* roulang page: category4 */
:root {
            --brand-orange: #FF5A3C;
            --brand-amber: #FFB547;
            --brand-gradient: linear-gradient(135deg, #FF5A3C 0%, #FFB547 100%);
            --brand-gradient-soft: linear-gradient(135deg, rgba(255, 90, 60, 0.08) 0%, rgba(255, 181, 71, 0.08) 100%);
            --brand-gradient-strong: linear-gradient(135deg, #E84A2E 0%, #F59F35 100%);
            --surface: #FFFFFF;
            --surface-warm: #FAF6F0;
            --surface-cream: #F7F1E8;
            --ink: #1F2A36;
            --ink-soft: #3A4553;
            --muted: #6B7685;
            --muted-light: #9AA5B1;
            --line: #E8E2D9;
            --line-warm: #EFE9E0;
            --mint: #1DBF92;
            --yellow: #FFD84D;
            --danger: #E5484D;
            --warning: #F2A33C;
            --info: #3B82F6;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 20px rgba(31, 42, 54, 0.06);
            --shadow-card-hover: 0 16px 32px rgba(31, 42, 54, 0.12);
            --shadow-nav: 0 1px 0 rgba(31, 42, 54, 0.06);
            --font-family-base: 'Inter', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --container-max: 1200px;
            --section-gap-desktop: 64px;
            --section-gap-mobile: 48px;
            --transition-fast: 0.25s ease;
            --transition-base: 0.35s ease;
            --transition-slow: 0.5s ease;
            --focus-ring: 0 0 0 4px rgba(255, 90, 60, 0.25);
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family-base);
            color: var(--ink);
            background: var(--surface-warm);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 72px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: var(--brand-orange);
            text-decoration: none;
            transition: color var(--transition-fast), opacity var(--transition-fast);
        }

        a:hover {
            color: #E04A30;
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible,
        .form-control:focus-visible {
            outline: none;
            box-shadow: var(--focus-ring);
            border-radius: var(--radius-md);
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: var(--container-max);
            padding-left: 20px;
            padding-right: 20px;
        }

        section {
            position: relative;
        }

        .section-gap {
            padding-top: var(--section-gap-desktop);
            padding-bottom: var(--section-gap-desktop);
        }

        .section-gap-sm {
            padding-top: 48px;
            padding-bottom: 48px;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
        }

        .section-label i {
            font-size: 0.75rem;
        }

        .section-title-wrap {
            max-width: 720px;
            margin-bottom: 40px;
        }

        .section-title-wrap p {
            color: var(--muted);
            font-size: 1rem;
            margin-top: 12px;
        }

        .text-muted-special {
            color: var(--muted);
        }

        .brand-text-gradient {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: inline-block;
        }

        /* Navigation */
        .navbar-pa {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            min-height: 72px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(31, 42, 54, 0.08);
            transition: all var(--transition-base);
            padding: 0 24px;
        }

        .navbar-pa .navbar-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 20px;
        }

        .navbar-pa .brand-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.375rem;
            font-weight: 800;
            color: var(--ink);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .navbar-pa .brand-link:hover {
            color: var(--brand-orange);
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--brand-gradient);
            color: #fff;
            border-radius: var(--radius-md);
            font-size: 0.95rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-menu li a {
            display: block;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--muted);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-menu li a:hover {
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
        }

        .nav-menu li a.active {
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
            font-weight: 700;
        }

        .nav-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--surface-warm);
            border: 1px solid var(--line);
            border-radius: var(--radius-pill);
            padding: 8px 16px;
            min-width: 200px;
            transition: all var(--transition-fast);
        }

        .nav-search i {
            color: var(--muted-light);
            font-size: 0.85rem;
        }

        .nav-search input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 0.85rem;
            color: var(--ink);
            width: 100%;
            padding: 0;
        }

        .nav-search input::placeholder {
            color: var(--muted-light);
        }

        .nav-search:focus-within {
            border-color: var(--brand-orange);
            box-shadow: var(--focus-ring);
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 0.875rem;
            font-weight: 700;
            padding: 10px 20px;
            border-radius: var(--radius-pill);
            border: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
            box-shadow: 0 4px 12px rgba(255, 90, 60, 0.3);
        }

        .btn-nav-cta:hover {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 90, 60, 0.4);
        }

        .nav-toggle {
            display: none;
            background: var(--surface-warm);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 1.1rem;
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .nav-toggle:hover {
            background: var(--brand-gradient-soft);
            color: var(--brand-orange);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--surface-warm);
            z-index: 1040;
            padding: 24px;
            overflow-y: auto;
            border-top: 1px solid var(--line);
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .mobile-menu ul li a {
            display: block;
            padding: 16px 20px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--ink);
            border-radius: var(--radius-lg);
            background: var(--surface);
            transition: all var(--transition-fast);
        }

        .mobile-menu ul li a:hover,
        .mobile-menu ul li a.active {
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
        }

        /* Breadcrumb */
        .breadcrumb-pa {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--muted);
            padding: 16px 0;
            flex-wrap: wrap;
        }

        .breadcrumb-pa a {
            color: var(--muted);
            transition: color var(--transition-fast);
        }

        .breadcrumb-pa a:hover {
            color: var(--brand-orange);
        }

        .breadcrumb-pa .separator {
            color: var(--muted-light);
            font-size: 0.7rem;
        }

        .breadcrumb-pa .current {
            color: var(--brand-orange);
            font-weight: 600;
        }

        /* Hero - light */
        .hero-light {
            background: var(--surface);
            border-bottom: 1px solid var(--line-warm);
            padding: 48px 0 40px;
            position: relative;
            overflow: hidden;
        }

        .hero-light::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 400px;
            height: 400px;
            background: var(--brand-gradient-soft);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-light::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 300px;
            height: 300px;
            background: rgba(255, 181, 71, 0.06);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-light-content {
            position: relative;
            z-index: 1;
            max-width: 720px;
        }

        .hero-light h1 {
            font-size: 2.25rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            margin: 16px 0 12px;
            color: var(--ink);
        }

        .hero-light .hero-desc {
            font-size: 1.05rem;
            color: var(--muted);
            max-width: 620px;
            margin-bottom: 20px;
        }

        .hero-badges {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .hero-badge-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--surface-warm);
            border: 1px solid var(--line);
            border-radius: var(--radius-pill);
            padding: 8px 16px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--ink-soft);
        }

        .hero-badge-item i {
            color: var(--brand-orange);
            font-size: 0.9rem;
        }

        .hero-badge-item .num {
            color: var(--brand-orange);
            font-weight: 800;
            font-size: 1rem;
        }

        /* Pricing Cards */
        .pricing-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-xl);
            padding: 32px 28px;
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: all var(--transition-base);
            position: relative;
            box-shadow: var(--shadow-card);
        }

        .pricing-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .pricing-card.recommended {
            border: 2px solid transparent;
            background-clip: padding-box;
            position: relative;
            border-image: var(--brand-gradient) 1;
            border-radius: var(--radius-xl);
            box-shadow: 0 16px 40px rgba(255, 90, 60, 0.15);
            padding-top: 40px;
        }

        .pricing-card.recommended::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: var(--radius-xl);
            padding: 2px;
            background: var(--brand-gradient);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
        }

        .pricing-badge-popular {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--brand-gradient);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 700;
            padding: 6px 20px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
            box-shadow: 0 6px 16px rgba(255, 90, 60, 0.35);
            z-index: 2;
        }

        .pricing-card-header {
            margin-bottom: 20px;
        }

        .pricing-card-name {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 4px;
        }

        .pricing-card-tagline {
            font-size: 0.85rem;
            color: var(--muted);
        }

        .pricing-card-price-wrap {
            display: flex;
            align-items: baseline;
            gap: 6px;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }

        .pricing-card-price {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--ink);
            letter-spacing: -0.03em;
        }

        .pricing-card-price .currency {
            font-size: 1.2rem;
            font-weight: 700;
        }

        .pricing-card-price .unit {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--muted);
        }

        .pricing-card-badge-row {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }

        .pricing-badge-mini {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: var(--surface-warm);
            border: 1px solid var(--line);
            border-radius: var(--radius-pill);
            padding: 4px 12px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--muted);
        }

        .pricing-badge-mini i {
            color: var(--mint);
            font-size: 0.7rem;
        }

        .pricing-card-features {
            list-style: none;
            padding: 0;
            margin: 0 0 24px;
            flex: 1;
        }

        .pricing-card-features li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.9rem;
            color: var(--ink-soft);
            padding: 8px 0;
            border-bottom: 1px solid var(--line-warm);
        }

        .pricing-card-features li:last-child {
            border-bottom: none;
        }

        .pricing-card-features li i {
            color: var(--mint);
            font-size: 0.85rem;
            margin-top: 4px;
            flex-shrink: 0;
        }

        .pricing-card-features li i.fa-circle-xmark {
            color: var(--muted-light);
        }

        .pricing-card-features li.disabled-feature {
            color: var(--muted-light);
        }

        .btn-pricing {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            width: 100%;
            padding: 14px 20px;
            font-size: 0.95rem;
            font-weight: 700;
            border-radius: var(--radius-md);
            border: 2px solid var(--ink);
            background: transparent;
            color: var(--ink);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-align: center;
        }

        .btn-pricing:hover {
            background: var(--ink);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-pricing.primary {
            border: none;
            background: var(--brand-gradient);
            color: #fff;
            box-shadow: 0 6px 16px rgba(255, 90, 60, 0.3);
        }

        .btn-pricing.primary:hover {
            background: var(--brand-gradient-strong);
            box-shadow: 0 10px 24px rgba(255, 90, 60, 0.4);
            transform: translateY(-2px);
        }

        /* Comparison */
        .compare-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .compare-table-wrap {
            overflow-x: auto;
            padding: 4px;
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 640px;
        }

        .compare-table th,
        .compare-table td {
            padding: 16px 20px;
            text-align: left;
            font-size: 0.9rem;
            border-bottom: 1px solid var(--line-warm);
        }

        .compare-table th {
            background: var(--surface-warm);
            font-weight: 700;
            color: var(--ink);
            font-size: 0.85rem;
            letter-spacing: 0.02em;
            text-transform: uppercase;
        }

        .compare-table td:first-child {
            font-weight: 600;
            color: var(--ink-soft);
        }

        .compare-table .check {
            color: var(--mint);
            font-size: 1rem;
        }

        .compare-table .dash {
            color: var(--muted-light);
        }

        .compare-table tr:hover td {
            background: rgba(255, 90, 60, 0.03);
        }

        /* Steps */
        .step-card {
            display: flex;
            gap: 20px;
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 24px;
            height: 100%;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .step-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 1.2rem;
            font-weight: 800;
            border-radius: var(--radius-md);
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(255, 90, 60, 0.3);
        }

        .step-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--ink);
        }

        .step-card p {
            font-size: 0.9rem;
            color: var(--muted);
            margin: 0;
        }

        /* Form */
        .consult-form-card {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-xl);
            padding: 36px 32px;
            box-shadow: var(--shadow-card);
        }

        .consult-form-card .form-label {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--ink-soft);
            margin-bottom: 6px;
        }

        .consult-form-card .form-control,
        .consult-form-card .form-select {
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            padding: 12px 16px;
            font-size: 0.95rem;
            color: var(--ink);
            background: var(--surface-warm);
            transition: all var(--transition-fast);
        }

        .consult-form-card .form-control:focus,
        .consult-form-card .form-select:focus {
            border-color: var(--brand-orange);
            box-shadow: var(--focus-ring);
            background: var(--surface);
        }

        .consult-form-card .form-control::placeholder {
            color: var(--muted-light);
        }

        .btn-form-submit {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            width: 100%;
            padding: 14px 24px;
            font-size: 1rem;
            font-weight: 700;
            border-radius: var(--radius-md);
            border: none;
            background: var(--brand-gradient);
            color: #fff;
            box-shadow: 0 6px 18px rgba(255, 90, 60, 0.3);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .btn-form-submit:hover {
            background: var(--brand-gradient-strong);
            box-shadow: 0 10px 26px rgba(255, 90, 60, 0.4);
            transform: translateY(-2px);
        }

        .form-hint {
            font-size: 0.8rem;
            color: var(--muted);
            margin-top: 12px;
            text-align: center;
        }

        .form-hint i {
            color: var(--mint);
        }

        /* FAQ */
        .faq-pa .accordion-item {
            border: 1px solid var(--line);
            border-radius: var(--radius-lg) !important;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--surface);
            box-shadow: var(--shadow-card);
        }

        .faq-pa .accordion-button {
            background: var(--surface);
            color: var(--ink);
            font-weight: 700;
            font-size: 1rem;
            padding: 20px 24px;
            border-radius: var(--radius-lg) !important;
            transition: all var(--transition-fast);
        }

        .faq-pa .accordion-button:not(.collapsed) {
            background: var(--surface-warm);
            color: var(--brand-orange);
            box-shadow: none;
        }

        .faq-pa .accordion-button:focus {
            box-shadow: var(--focus-ring);
        }

        .faq-pa .accordion-button::after {
            background-image: none;
            content: '\f067';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 0.85rem;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-orange);
            transition: transform var(--transition-fast);
        }

        .faq-pa .accordion-button:not(.collapsed)::after {
            content: '\f068';
            transform: rotate(180deg);
        }

        .faq-pa .accordion-body {
            padding: 20px 24px;
            font-size: 0.95rem;
            color: var(--muted);
            background: var(--surface-warm);
            border-top: 1px solid var(--line-warm);
            line-height: 1.7;
        }

        /* CTA */
        .cta-band {
            background: var(--brand-gradient);
            border-radius: var(--radius-xl);
            padding: 64px 40px;
            position: relative;
            overflow: hidden;
            color: #fff;
            text-align: center;
        }

        .cta-band::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 240px;
            height: 240px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-band::after {
            content: '';
            position: absolute;
            bottom: -80px;
            left: -30px;
            width: 200px;
            height: 200px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-band h2 {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-band p {
            font-size: 1.05rem;
            opacity: 0.9;
            max-width: 560px;
            margin: 0 auto 24px;
            position: relative;
            z-index: 1;
        }

        .btn-cta-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            color: var(--brand-orange);
            font-size: 1rem;
            font-weight: 700;
            padding: 14px 32px;
            border-radius: var(--radius-pill);
            border: none;
            transition: all var(--transition-fast);
            cursor: pointer;
            position: relative;
            z-index: 1;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
        }

        .btn-cta-white:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 32px rgba(0, 0, 0, 0.22);
            color: #E04A30;
        }

        /* Footer */
        .footer-pa {
            background: var(--ink);
            color: rgba(255, 255, 255, 0.75);
            padding: 64px 0 32px;
            margin-top: 0;
        }

        .footer-pa .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            transition: all var(--transition-fast);
        }

        .footer-pa .footer-brand:hover {
            color: var(--brand-amber);
        }

        .footer-pa .footer-desc {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 16px;
            max-width: 320px;
        }

        .trust-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
        }

        .trust-pill:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .footer-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links li a {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            transition: all var(--transition-fast);
        }

        .footer-links li a:hover {
            color: var(--brand-amber);
            padding-left: 4px;
        }

        .footer-contact-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 10px;
        }

        .footer-contact-item i {
            color: var(--brand-orange);
            font-size: 0.9rem;
            width: 20px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 40px;
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom .footer-legal {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            align-items: center;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-fast);
            font-size: 0.8rem;
        }

        .footer-bottom a:hover {
            color: var(--brand-amber);
        }

        /* Responsive */
        @media (max-width: 1199.98px) {
            .nav-search {
                min-width: 160px;
            }
            .nav-menu li a {
                padding: 8px 10px;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 991.98px) {
            :root {
                --section-gap-desktop: 56px;
            }
            body {
                padding-top: 64px;
            }
            .navbar-pa {
                min-height: 64px;
                padding: 0 16px;
            }
            .navbar-pa .navbar-inner {
                min-height: 64px;
                gap: 12px;
            }
            .nav-menu {
                display: none;
            }
            .nav-search {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .hero-light h1 {
                font-size: 1.8rem;
            }
            .pricing-card {
                padding: 24px 20px;
                margin-bottom: 16px;
            }
            .pricing-card-price {
                font-size: 2rem;
            }
            .cta-band {
                padding: 48px 24px;
            }
            .cta-band h2 {
                font-size: 1.5rem;
            }
            .consult-form-card {
                padding: 24px 20px;
            }
            .step-card {
                margin-bottom: 12px;
            }
        }

        @media (max-width: 767.98px) {
            :root {
                --section-gap-desktop: 48px;
                --section-gap-mobile: 40px;
            }
            body {
                padding-top: 60px;
            }
            .navbar-pa {
                min-height: 60px;
                padding: 0 12px;
            }
            .navbar-pa .navbar-inner {
                min-height: 60px;
                gap: 8px;
            }
            .brand-link {
                font-size: 1.1rem;
            }
            .brand-icon {
                width: 32px;
                height: 32px;
                font-size: 0.8rem;
            }
            .btn-nav-cta {
                font-size: 0.8rem;
                padding: 8px 16px;
            }
            .hero-light {
                padding: 32px 0 28px;
            }
            .hero-light h1 {
                font-size: 1.5rem;
            }
            .hero-light .hero-desc {
                font-size: 0.95rem;
            }
            .breadcrumb-pa {
                font-size: 0.78rem;
                padding: 10px 0;
            }
            .section-title-wrap {
                margin-bottom: 24px;
            }
            .pricing-card.recommended {
                margin-top: 20px;
            }
            .pricing-badge-popular {
                font-size: 0.75rem;
                padding: 5px 16px;
            }
            .cta-band {
                padding: 36px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-band h2 {
                font-size: 1.25rem;
            }
            .cta-band p {
                font-size: 0.9rem;
            }
            .footer-pa {
                padding: 40px 0 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .compare-table th,
            .compare-table td {
                padding: 10px 14px;
                font-size: 0.82rem;
            }
            .mobile-menu {
                top: 60px;
            }
        }

        @media (max-width: 575.98px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .hero-light h1 {
                font-size: 1.35rem;
            }
            .hero-badges {
                gap: 8px;
            }
            .hero-badge-item {
                font-size: 0.78rem;
                padding: 6px 12px;
            }
            .pricing-card-price {
                font-size: 1.8rem;
            }
            .faq-pa .accordion-button {
                font-size: 0.9rem;
                padding: 16px 18px;
            }
            .faq-pa .accordion-body {
                padding: 16px 18px;
                font-size: 0.85rem;
            }
            .btn-form-submit {
                font-size: 0.9rem;
                padding: 12px 20px;
            }
        }

/* roulang page: category5 */
:root {
            --brand-orange: #FF5A3C;
            --brand-amber: #FFB547;
            --brand-gradient: linear-gradient(135deg, #FF5A3C 0%, #FFB547 100%);
            --brand-gradient-soft: linear-gradient(135deg, rgba(255, 90, 60, 0.08) 0%, rgba(255, 181, 71, 0.08) 100%);
            --brand-gradient-strong: linear-gradient(135deg, #F04A2E 0%, #F5A83C 100%);
            --surface: #FFFFFF;
            --surface-warm: #FAF6F0;
            --surface-cream: #F7F1E8;
            --ink: #1F2A36;
            --ink-soft: #3A4553;
            --muted: #6B7685;
            --muted-light: #9AA5B1;
            --line: #E8E2D9;
            --line-warm: #EFE9E0;
            --mint: #1DBF92;
            --yellow: #FFD84D;
            --danger: #E5484D;
            --warning: #F2A33C;
            --info: #3B82F6;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 20px rgba(31, 42, 54, 0.06);
            --shadow-card-hover: 0 16px 32px rgba(31, 42, 54, 0.12);
            --shadow-nav: 0 1px 0 rgba(31, 42, 54, 0.06);
            --font-family-base: 'Inter', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            --container-max: 1200px;
            --section-gap-desktop: 64px;
            --section-gap-mobile: 48px;
            --transition-fast: 0.25s ease;
            --transition-base: 0.35s ease;
            --transition-slow: 0.5s ease;
            --focus-ring: 0 0 0 4px rgba(255, 90, 60, 0.25);
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family-base);
            color: var(--ink);
            background: var(--surface-warm);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 72px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: var(--brand-orange);
            text-decoration: none;
            transition: color var(--transition-fast), opacity var(--transition-fast);
        }

        a:hover {
            color: #E04A30;
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        .form-control:focus-visible {
            outline: none;
            box-shadow: var(--focus-ring);
            border-radius: var(--radius-md);
        }

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }

        .container {
            max-width: var(--container-max);
            padding-left: 20px;
            padding-right: 20px;
        }

        section {
            position: relative;
        }

        .section-gap {
            padding-top: var(--section-gap-desktop);
            padding-bottom: var(--section-gap-desktop);
        }

        .section-gap-sm {
            padding-top: 36px;
            padding-bottom: 36px;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
        }

        .section-label i {
            font-size: 0.75rem;
        }

        .section-title-wrap {
            max-width: 720px;
            margin-bottom: 36px;
        }

        .section-title-wrap p {
            color: var(--muted);
            font-size: 1rem;
            margin-top: 12px;
        }

        .text-muted-special {
            color: var(--muted);
        }

        .brand-text-gradient {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: inline-block;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: var(--ink);
            margin-bottom: 0.5rem;
        }

        h1 {
            font-size: 2.75rem;
            font-weight: 800;
            letter-spacing: -0.01em;
        }

        h2 {
            font-size: 2rem;
            font-weight: 750;
            letter-spacing: -0.008em;
        }

        h3 {
            font-size: 1.25rem;
            font-weight: 700;
        }

        p {
            margin-bottom: 1rem;
            color: var(--ink-soft);
        }

        /* Navigation */
        .navbar-pa {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            min-height: 72px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(31, 42, 54, 0.08);
            transition: all var(--transition-base);
            padding: 0 24px;
        }

        .navbar-pa .navbar-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 72px;
            gap: 20px;
        }

        .navbar-pa .brand-link {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.375rem;
            font-weight: 800;
            color: var(--ink);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .navbar-pa .brand-link:hover {
            color: var(--brand-orange);
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--brand-gradient);
            color: #fff;
            border-radius: var(--radius-md);
            font-size: 0.9rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-menu li a {
            display: block;
            padding: 8px 14px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--ink-soft);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-menu li a:hover {
            color: var(--brand-orange);
            background: var(--brand-gradient-soft);
        }

        .nav-menu li a.active {
            color: #fff;
            background: var(--brand-gradient);
            box-shadow: 0 4px 12px rgba(255, 90, 60, 0.25);
        }

        .nav-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--surface-warm);
            border: 1px solid var(--line);
            border-radius: var(--radius-pill);
            padding: 7px 16px;
            min-width: 200px;
            transition: all var(--transition-fast);
        }

        .nav-search:focus-within {
            border-color: var(--brand-orange);
            box-shadow: 0 0 0 4px rgba(255, 90, 60, 0.12);
            background: #fff;
        }

        .nav-search i {
            color: var(--muted-light);
            font-size: 0.875rem;
        }

        .nav-search input {
            border: none;
            background: transparent;
            font-size: 0.875rem;
            color: var(--ink);
            width: 100%;
            outline: none;
        }

        .nav-search input::placeholder {
            color: var(--muted-light);
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 0.875rem;
            font-weight: 700;
            padding: 9px 18px;
            border-radius: var(--radius-pill);
            border: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
            text-decoration: none;
        }

        .btn-nav-cta:hover {
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 8px 16px rgba(255, 90, 60, 0.3);
            background: var(--brand-gradient-strong);
        }

        .nav-toggle {
            display: none;
            background: var(--surface-warm);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            font-size: 1.1rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .nav-toggle:hover {
            background: var(--surface-cream);
            color: var(--brand-orange);
        }

        /* Mobile Nav Drawer */
        .nav-drawer-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(31, 42, 54, 0.5);
            z-index: 1040;
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .nav-drawer-overlay.show {
            opacity: 1;
        }

        .nav-drawer {
            display: block;
            position: fixed;
            top: 0;
            right: -100%;
            width: 320px;
            max-width: 85vw;
            height: 100vh;
            background: #fff;
            z-index: 1055;
            padding: 24px 20px;
            overflow-y: auto;
            transition: right var(--transition-base);
            box-shadow: -12px 0 40px rgba(31, 42, 54, 0.15);
        }

        .nav-drawer.show {
            right: 0;
        }

        .nav-drawer .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 28px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--line-warm);
        }

        .nav-drawer .drawer-close {
            background: var(--surface-warm);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--ink);
            cursor: pointer;
            font-size: 1rem;
            transition: all var(--transition-fast);
        }

        .nav-drawer .drawer-close:hover {
            background: var(--surface-cream);
            color: var(--brand-orange);
        }

        .nav-drawer .drawer-menu {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .nav-drawer .drawer-menu li a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 16px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--ink);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

        .nav-drawer .drawer-menu li a:hover {
            background: var(--brand-gradient-soft);
            color: var(--brand-orange);
        }

        .nav-drawer .drawer-menu li a.active {
            background: var(--brand-gradient);
            color: #fff;
        }

        /* Breadcrumb */
        .breadcrumb-pa {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 0.875rem;
            color: var(--muted);
            padding: 20px 0 8px;
            list-style: none;
            margin: 0;
        }

        .breadcrumb-pa li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-pa li+li::before {
            content: '\f105';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            color: var(--muted-light);
            font-size: 0.75rem;
        }

        .breadcrumb-pa a {
            color: var(--muted);
            font-weight: 500;
        }

        .breadcrumb-pa a:hover {
            color: var(--brand-orange);
        }

        .breadcrumb-pa .current {
            color: var(--brand-orange);
            font-weight: 600;
        }

        /* Hero - text focused */
        .hero-guide {
            background: var(--surface);
            border-bottom: 1px solid var(--line-warm);
            padding: 40px 0 48px;
            position: relative;
            overflow: hidden;
        }

        .hero-guide::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 380px;
            height: 380px;
            background: var(--brand-gradient-soft);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-guide::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(255, 181, 71, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-guide .hero-guide-content {
            position: relative;
            z-index: 2;
            max-width: 820px;
        }

        .hero-guide h1 {
            font-size: 2.25rem;
            line-height: 1.25;
            margin-bottom: 12px;
        }

        .hero-guide .hero-guide-sub {
            font-size: 1.05rem;
            color: var(--muted);
            max-width: 640px;
            margin-bottom: 24px;
        }

        .hero-guide .search-box {
            display: flex;
            align-items: center;
            gap: 12px;
            background: #fff;
            border: 2px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 10px 18px;
            max-width: 560px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .hero-guide .search-box:focus-within {
            border-color: var(--brand-orange);
            box-shadow: 0 0 0 4px rgba(255, 90, 60, 0.15), var(--shadow-card);
        }

        .hero-guide .search-box i {
            color: var(--brand-orange);
            font-size: 1rem;
        }

        .hero-guide .search-box input {
            border: none;
            background: transparent;
            font-size: 1rem;
            color: var(--ink);
            width: 100%;
            outline: none;
        }

        .hero-guide .search-box input::placeholder {
            color: var(--muted-light);
        }

        .hero-guide .search-btn {
            background: var(--brand-gradient);
            color: #fff;
            border: none;
            border-radius: var(--radius-md);
            padding: 8px 20px;
            font-size: 0.9rem;
            font-weight: 700;
            white-space: nowrap;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .hero-guide .search-btn:hover {
            transform: translateY(-1px);
            box-shadow: 0 6px 14px rgba(255, 90, 60, 0.3);
        }

        .hero-guide .hero-stats {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
            margin-top: 22px;
        }

        .hero-guide .hero-stat {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            color: var(--muted);
            font-weight: 500;
        }

        .hero-guide .hero-stat i {
            color: var(--mint);
            font-size: 0.9rem;
        }

        /* Guide cards */
        .guide-list {
            padding: 48px 0;
        }

        .guide-list .section-title-wrap {
            max-width: 600px;
            margin-bottom: 28px;
        }

        .guide-card {
            display: flex;
            align-items: stretch;
            background: var(--surface);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--line-warm);
            overflow: hidden;
            margin-bottom: 20px;
            transition: all var(--transition-base);
            position: relative;
        }

        .guide-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(255, 90, 60, 0.3);
            transform: translateY(-3px);
        }

        .guide-card .guide-thumb {
            flex-shrink: 0;
            width: 200px;
            min-height: 160px;
            position: relative;
            overflow: hidden;
            background: var(--surface-cream);
        }

        .guide-card .guide-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .guide-card:hover .guide-thumb img {
            transform: scale(1.04);
        }

        .guide-card .guide-thumb .thumb-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            z-index: 2;
        }

        .guide-card .guide-body {
            flex: 1;
            padding: 20px 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .guide-card .guide-body h3 {
            font-size: 1.1rem;
            margin-bottom: 8px;
        }

        .guide-card .guide-body h3 a {
            color: var(--ink);
            transition: color var(--transition-fast);
        }

        .guide-card .guide-body h3 a:hover {
            color: var(--brand-orange);
        }

        .guide-card .guide-body .guide-summary {
            font-size: 0.9rem;
            color: var(--muted);
            margin-bottom: 12px;
            line-height: 1.65;
        }

        .guide-card .guide-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .guide-card .guide-tags .tag-pill {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--ink-soft);
            background: var(--surface-warm);
            border: 1px solid var(--line);
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
        }

        .guide-card .guide-tags .tag-pill:hover {
            background: var(--brand-gradient-soft);
            border-color: var(--brand-orange);
            color: var(--brand-orange);
        }

        .guide-card .guide-arrow {
            display: flex;
            align-items: center;
            padding: 0 18px;
            color: var(--muted-light);
            font-size: 1.1rem;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .guide-card .guide-arrow i {
            transition: transform var(--transition-fast);
        }

        .guide-card:hover .guide-arrow {
            color: var(--brand-orange);
        }

        .guide-card:hover .guide-arrow i {
            transform: translateX(4px);
        }

        /* Key info bar */
        .key-info-bar {
            background: var(--surface);
            border-top: 1px solid var(--line-warm);
            border-bottom: 1px solid var(--line-warm);
            padding: 28px 0;
        }

        .key-info-bar .key-info-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .key-info-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 18px;
            background: var(--surface-warm);
            border-radius: var(--radius-lg);
            border: 1px solid var(--line-warm);
            transition: all var(--transition-fast);
        }

        .key-info-item:hover {
            background: #fff;
            box-shadow: var(--shadow-card);
            border-color: rgba(255, 90, 60, 0.2);
        }

        .key-info-item .key-info-icon {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--brand-gradient-soft);
            color: var(--brand-orange);
            border-radius: var(--radius-md);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .key-info-item .key-info-text {
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.35;
        }

        .key-info-item .key-info-text small {
            display: block;
            font-weight: 500;
            color: var(--muted);
            font-size: 0.8rem;
        }

        /* FAQ Section */
        .faq-pa {
            padding: 48px 0 56px;
        }

        .faq-pa .faq-accordion .accordion-item {
            border: 1px solid var(--line-warm);
            border-radius: var(--radius-lg) !important;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--surface);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
        }

        .faq-pa .faq-accordion .accordion-item:last-child {
            margin-bottom: 0;
        }

        .faq-pa .faq-accordion .accordion-button {
            background: var(--surface);
            color: var(--ink);
            font-weight: 700;
            font-size: 1rem;
            padding: 18px 22px;
            border: none;
            box-shadow: none;
            border-radius: var(--radius-lg) !important;
            transition: all var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .faq-pa .faq-accordion .accordion-button::after {
            content: '\2b';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            background: none;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--surface-warm);
            border-radius: 50%;
            color: var(--brand-orange);
            font-size: 0.875rem;
            transition: all var(--transition-base);
            flex-shrink: 0;
        }

        .faq-pa .faq-accordion .accordion-button:not(.collapsed)::after {
            content: '\f068';
            background: var(--brand-gradient);
            color: #fff;
            transform: rotate(360deg);
        }

        .faq-pa .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--surface-warm);
            color: var(--brand-orange);
            border-bottom: 1px solid var(--line-warm);
        }

        .faq-pa .faq-accordion .accordion-button:focus {
            box-shadow: var(--focus-ring);
            border-radius: var(--radius-lg) !important;
        }

        .faq-pa .faq-accordion .accordion-body {
            padding: 18px 22px 20px;
            color: var(--ink-soft);
            font-size: 0.925rem;
            line-height: 1.75;
            background: var(--surface);
        }

        .faq-pa .faq-accordion .accordion-button:hover {
            color: var(--brand-orange);
            background: var(--surface-warm);
        }

        /* CTA */
        .cta-pa {
            padding: 48px 0 64px;
        }

        .cta-pa .cta-card {
            background: var(--brand-gradient);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            position: relative;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(255, 90, 60, 0.25);
        }

        .cta-pa .cta-card::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -40px;
            width: 260px;
            height: 260px;
            background: rgba(255, 255, 255, 0.15);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-pa .cta-card::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: 20%;
            width: 180px;
            height: 180px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-pa .cta-card .cta-content {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-pa .cta-card h2 {
            color: #fff;
            font-size: 1.85rem;
            margin-bottom: 8px;
        }

        .cta-pa .cta-card p {
            color: rgba(255, 255, 255, 0.9);
            font-size: 1rem;
            margin-bottom: 0;
            max-width: 420px;
        }

        .cta-pa .cta-card .btn-cta-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            color: var(--brand-orange);
            font-weight: 700;
            font-size: 0.95rem;
            padding: 12px 28px;
            border-radius: var(--radius-pill);
            border: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
            text-decoration: none;
        }

        .cta-pa .cta-card .btn-cta-white:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
            color: #E04A30;
        }

        /* Footer */
        .footer-pa {
            background: var(--ink);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 0;
            margin-top: 0;
        }

        .footer-pa .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            text-decoration: none;
        }

        .footer-pa .footer-brand:hover {
            color: var(--brand-amber);
        }

        .footer-pa .footer-desc {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 18px;
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-pa .trust-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-pa .footer-title {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 18px;
        }

        .footer-pa .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-pa .footer-links li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.875rem;
            transition: all var(--transition-fast);
        }

        .footer-pa .footer-links li a:hover {
            color: var(--brand-amber);
            text-decoration: none;
            padding-left: 3px;
        }

        .footer-pa .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 44px;
            padding: 20px 0;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-pa .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.8rem;
        }

        .footer-pa .footer-bottom a:hover {
            color: var(--brand-amber);
        }

        /* Responsive */
        @media (max-width: 1199.98px) {
            .nav-menu li a {
                padding: 8px 10px;
                font-size: 0.8rem;
            }

            .nav-search {
                min-width: 150px;
                padding: 6px 12px;
            }

            .hero-guide h1 {
                font-size: 2rem;
            }

            .guide-card .guide-thumb {
                width: 170px;
                min-height: 140px;
            }
        }

        @media (max-width: 991.98px) {
            body {
                padding-top: 64px;
            }

            .navbar-pa {
                min-height: 64px;
                padding: 0 16px;
            }

            .navbar-pa .navbar-inner {
                min-height: 64px;
            }

            .nav-menu {
                display: none;
            }

            .nav-search {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-drawer-overlay.show {
                display: block;
            }

            h1 {
                font-size: 2rem;
            }

            h2 {
                font-size: 1.5rem;
            }

            .hero-guide {
                padding: 32px 0 36px;
            }

            .hero-guide h1 {
                font-size: 1.75rem;
            }

            .guide-card {
                flex-direction: column;
            }

            .guide-card .guide-thumb {
                width: 100%;
                min-height: 180px;
                max-height: 200px;
            }

            .guide-card .guide-body {
                padding: 18px 20px;
            }

            .guide-card .guide-arrow {
                display: none;
            }

            .key-info-bar .key-info-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .cta-pa .cta-card {
                padding: 32px 24px;
            }

            .cta-pa .cta-card .cta-content {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }

            .cta-pa .cta-card p {
                max-width: 100%;
            }
        }

        @media (max-width: 767.98px) {
            :root {
                --section-gap-desktop: var(--section-gap-mobile);
            }

            .section-gap {
                padding-top: 40px;
                padding-bottom: 40px;
            }

            .hero-guide {
                padding: 24px 0 28px;
            }

            .hero-guide h1 {
                font-size: 1.5rem;
            }

            .hero-guide .hero-guide-sub {
                font-size: 0.95rem;
            }

            .hero-guide .search-box {
                flex-wrap: wrap;
                padding: 8px 14px;
                border-radius: var(--radius-md);
            }

            .hero-guide .search-btn {
                width: 100%;
                justify-content: center;
                padding: 10px;
                border-radius: var(--radius-sm);
            }

            .hero-guide .hero-stats {
                gap: 14px;
                margin-top: 16px;
            }

            .key-info-bar .key-info-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }

            .guide-card .guide-thumb {
                min-height: 150px;
                max-height: 160px;
            }

            .faq-pa .faq-accordion .accordion-button {
                font-size: 0.9rem;
                padding: 15px 16px;
            }

            .faq-pa .faq-accordion .accordion-body {
                padding: 15px 16px;
                font-size: 0.875rem;
            }

            .cta-pa .cta-card h2 {
                font-size: 1.4rem;
            }

            .footer-pa {
                padding: 40px 0 0;
            }
        }

        @media (max-width: 520px) {
            .hero-guide h1 {
                font-size: 1.35rem;
            }

            .guide-card .guide-thumb {
                min-height: 130px;
                max-height: 140px;
            }

            .guide-card .guide-body h3 {
                font-size: 1rem;
            }

            .guide-card .guide-body .guide-summary {
                font-size: 0.85rem;
            }

            .footer-pa .footer-bottom {
                font-size: 0.72rem;
                line-height: 1.6;
            }
        }

        @media (max-width: 375px) {
            .hero-guide h1 {
                font-size: 1.2rem;
            }

            .guide-card .guide-thumb {
                min-height: 110px;
                max-height: 120px;
            }
        }

/* roulang page: category6 */
:root {
        --brand-orange: #FF5A3C;
        --brand-amber: #FFB547;
        --brand-gradient: linear-gradient(135deg, #FF5A3C 0%, #FFB547 100%);
        --brand-gradient-soft: linear-gradient(135deg, rgba(255, 90, 60, 0.08) 0%, rgba(255, 181, 71, 0.08) 100%);
        --brand-gradient-deep: linear-gradient(135deg, #E14A2E 0%, #F59B3C 100%);
        --surface: #FFFFFF;
        --surface-warm: #FAF6F0;
        --surface-cream: #F7F1E8;
        --ink: #1F2A36;
        --ink-soft: #3A4553;
        --muted: #6B7685;
        --muted-light: #9AA5B1;
        --line: #E8E2D9;
        --line-warm: #EFE9E0;
        --mint: #1DBF92;
        --yellow: #FFD84D;
        --danger: #E5484D;
        --warning: #F2A33C;
        --info: #3B82F6;
        --radius-sm: 10px;
        --radius-md: 14px;
        --radius-lg: 20px;
        --radius-xl: 24px;
        --radius-pill: 999px;
        --shadow-card: 0 8px 20px rgba(31, 42, 54, 0.06);
        --shadow-card-hover: 0 16px 32px rgba(31, 42, 54, 0.12);
        --shadow-nav: 0 1px 0 rgba(31, 42, 54, 0.06);
        --font-family-base: 'Inter', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
        --container-max: 1200px;
        --section-gap-desktop: 64px;
        --section-gap-mobile: 48px;
        --transition-fast: 0.25s ease;
        --transition-base: 0.35s ease;
        --transition-slow: 0.5s ease;
        --focus-ring: 0 0 0 4px rgba(255, 90, 60, 0.25);
    }
    html {
        scroll-behavior: smooth;
        font-size: 16px;
        -webkit-text-size-adjust: 100%;
    }
    body {
        font-family: var(--font-family-base);
        color: var(--ink);
        background: var(--surface-warm);
        line-height: 1.7;
        margin: 0;
        padding: 0;
        overflow-x: hidden;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    img {
        max-width: 100%;
        height: auto;
        display: block;
        border: 0;
    }
    a {
        color: var(--brand-orange);
        text-decoration: none;
        transition: color var(--transition-fast), opacity var(--transition-fast);
    }
    a:hover {
        color: #E04A30;
        text-decoration: none;
    }
    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    .form-control:focus-visible {
        outline: none;
        box-shadow: var(--focus-ring);
        border-radius: var(--radius-md);
    }
    button,
    input,
    textarea,
    select {
        font-family: inherit;
        font-size: inherit;
    }
    .container {
        max-width: var(--container-max);
        padding-left: 20px;
        padding-right: 20px;
    }
    section {
        position: relative;
    }
    .section-gap {
        padding-top: var(--section-gap-desktop);
        padding-bottom: var(--section-gap-desktop);
    }
    .section-gap-sm {
        padding-top: 48px;
        padding-bottom: 48px;
    }
    .section-label {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 0.875rem;
        font-weight: 600;
        color: var(--brand-orange);
        background: var(--brand-gradient-soft);
        padding: 6px 16px;
        border-radius: var(--radius-pill);
        letter-spacing: 0.02em;
    }
    .section-label i {
        font-size: 0.75rem;
    }
    .section-title-wrap {
        max-width: 720px;
        margin-bottom: 40px;
    }
    .section-title-wrap p {
        color: var(--muted);
        font-size: 1rem;
        margin-top: 12px;
    }
    .text-muted-special {
        color: var(--muted);
    }
    .brand-text-gradient {
        background: var(--brand-gradient);
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
        display: inline-block;
    }

    /* Navigation */
    .navbar-pa {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1050;
        min-height: 72px;
        background: rgba(255, 255, 255, 0.92);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid rgba(31, 42, 54, 0.08);
        transition: all var(--transition-base);
        padding: 0 24px;
    }
    .navbar-pa .navbar-inner {
        max-width: var(--container-max);
        margin: 0 auto;
        display: flex;
        align-items: center;
        justify-content: space-between;
        min-height: 72px;
        gap: 20px;
    }
    .navbar-pa .brand-link {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        font-size: 1.375rem;
        font-weight: 800;
        color: var(--ink);
        white-space: nowrap;
        letter-spacing: -0.01em;
    }
    .navbar-pa .brand-link:hover {
        color: var(--brand-orange);
    }
    .brand-icon {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 34px;
        height: 34px;
        background: var(--brand-gradient);
        color: #fff;
        font-size: 0.85rem;
        font-weight: 800;
        border-radius: 10px;
        letter-spacing: -0.02em;
    }
    .nav-menu {
        display: flex;
        align-items: center;
        gap: 6px;
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .nav-menu li a {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        padding: 8px 14px;
        font-size: 0.9rem;
        font-weight: 600;
        color: var(--ink-soft);
        border-radius: var(--radius-pill);
        transition: all var(--transition-fast);
        white-space: nowrap;
    }
    .nav-menu li a:hover {
        color: var(--brand-orange);
        background: var(--brand-gradient-soft);
    }
    .nav-menu li a.active {
        color: #fff;
        background: var(--brand-gradient);
        box-shadow: 0 4px 12px rgba(255, 90, 60, 0.25);
    }
    .nav-search {
        display: flex;
        align-items: center;
        gap: 8px;
        background: var(--surface-warm);
        border: 1px solid var(--line);
        border-radius: var(--radius-pill);
        padding: 6px 14px;
        min-width: 180px;
        transition: all var(--transition-fast);
    }
    .nav-search:focus-within {
        border-color: var(--brand-orange);
        box-shadow: var(--focus-ring);
    }
    .nav-search i {
        color: var(--muted-light);
        font-size: 0.85rem;
    }
    .nav-search input {
        border: none;
        background: transparent;
        outline: none;
        font-size: 0.875rem;
        color: var(--ink);
        width: 100%;
    }
    .nav-search input::placeholder {
        color: var(--muted-light);
    }
    .btn-nav-cta {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 10px 18px;
        font-size: 0.875rem;
        font-weight: 700;
        color: #fff;
        background: var(--brand-gradient);
        border: none;
        border-radius: var(--radius-pill);
        white-space: nowrap;
        transition: all var(--transition-fast);
        box-shadow: 0 4px 12px rgba(255, 90, 60, 0.2);
    }
    .btn-nav-cta:hover {
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 8px 20px rgba(255, 90, 60, 0.32);
        filter: brightness(1.05);
    }
    .nav-toggle {
        display: none;
        background: transparent;
        border: 1px solid var(--line);
        border-radius: var(--radius-md);
        color: var(--ink);
        width: 40px;
        height: 40px;
        align-items: center;
        justify-content: center;
        font-size: 1.1rem;
        cursor: pointer;
        transition: all var(--transition-fast);
    }
    .nav-toggle:hover {
        background: var(--surface-warm);
        border-color: var(--brand-orange);
        color: var(--brand-orange);
    }

    /* Breadcrumb */
    .breadcrumb-pa {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 0.85rem;
        color: var(--muted);
        margin-bottom: 20px;
        flex-wrap: wrap;
    }
    .breadcrumb-pa a {
        color: var(--muted);
        font-weight: 500;
        transition: color var(--transition-fast);
    }
    .breadcrumb-pa a:hover {
        color: var(--brand-orange);
    }
    .breadcrumb-pa .sep {
        color: var(--muted-light);
        font-size: 0.7rem;
    }
    .breadcrumb-pa .current {
        color: var(--brand-orange);
        font-weight: 600;
    }

    /* Hero - Brand Trust specific */
    .hero-trust {
        padding-top: 140px;
        padding-bottom: 60px;
        background: linear-gradient(135deg, #1F2A36 0%, #3A4553 55%, #FF5A3C 140%);
        position: relative;
        overflow: hidden;
        min-height: 460px;
        display: flex;
        align-items: center;
    }
    .hero-trust::before {
        content: '';
        position: absolute;
        top: -30%;
        right: -10%;
        width: 500px;
        height: 500px;
        background: radial-gradient(circle, rgba(255, 90, 60, 0.3) 0%, rgba(255, 181, 71, 0.1) 50%, transparent 70%);
        border-radius: 50%;
        pointer-events: none;
    }
    .hero-trust::after {
        content: '';
        position: absolute;
        bottom: -40%;
        left: -20%;
        width: 600px;
        height: 600px;
        background: radial-gradient(circle, rgba(255, 181, 71, 0.15) 0%, rgba(255, 90, 60, 0.05) 50%, transparent 70%);
        border-radius: 50%;
        pointer-events: none;
    }
    .hero-trust .container {
        position: relative;
        z-index: 2;
    }
    .hero-trust h1 {
        font-size: 3rem;
        font-weight: 800;
        color: #fff;
        letter-spacing: -0.02em;
        margin-bottom: 16px;
        line-height: 1.25;
        max-width: 680px;
    }
    .hero-trust h1 .highlight-trust {
        background: var(--brand-gradient);
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
    }
    .hero-trust .lead-trust {
        font-size: 1.125rem;
        color: rgba(255, 255, 255, 0.75);
        max-width: 620px;
        line-height: 1.8;
        margin-bottom: 28px;
    }
    .hero-trust .breadcrumb-pa a,
    .hero-trust .breadcrumb-pa .sep {
        color: rgba(255, 255, 255, 0.55);
    }
    .hero-trust .breadcrumb-pa a:hover {
        color: #FFB547;
    }
    .hero-trust .breadcrumb-pa .current {
        color: #FFB547;
    }
    .hero-trust .trust-badge-row {
        display: flex;
        gap: 16px;
        flex-wrap: wrap;
        margin-top: 12px;
    }
    .hero-trust .trust-badge-item {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 8px 16px;
        background: rgba(255, 255, 255, 0.08);
        border: 1px solid rgba(255, 255, 255, 0.15);
        border-radius: var(--radius-pill);
        color: rgba(255, 255, 255, 0.85);
        font-size: 0.85rem;
        font-weight: 600;
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
    }
    .hero-trust .trust-badge-item i {
        color: var(--yellow);
        font-size: 0.8rem;
    }

    /* Data badge wall */
    .data-wall {
        position: relative;
        z-index: 3;
        margin-top: -30px;
    }
    .data-wall .data-wall-grid {
        display: grid;
        grid-template-columns: repeat(6, 1fr);
        gap: 12px;
        background: #fff;
        border-radius: var(--radius-xl);
        padding: 20px 24px;
        box-shadow: 0 20px 50px rgba(31, 42, 54, 0.1);
    }
    .data-wall .data-wall-item {
        text-align: center;
        padding: 12px 8px;
        border-right: 1px solid var(--line-warm);
        transition: all var(--transition-fast);
    }
    .data-wall .data-wall-item:last-child {
        border-right: none;
    }
    .data-wall .data-wall-item:hover {
        transform: translateY(-4px);
    }
    .data-wall .data-wall-icon {
        width: 36px;
        height: 36px;
        margin: 0 auto 8px;
        background: var(--brand-gradient-soft);
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--brand-orange);
        font-size: 1rem;
    }
    .data-wall .data-wall-number {
        font-size: 1.5rem;
        font-weight: 800;
        color: var(--ink);
        letter-spacing: -0.01em;
        display: block;
    }
    .data-wall .data-wall-unit {
        font-size: 0.75rem;
        font-weight: 600;
        color: var(--muted);
        margin-top: 2px;
    }

    /* Brand intro */
    .brand-intro-card {
        background: #fff;
        border-radius: var(--radius-xl);
        padding: 36px 40px;
        box-shadow: var(--shadow-card);
        border: 1px solid var(--line-warm);
        transition: all var(--transition-base);
    }
    .brand-intro-card:hover {
        box-shadow: var(--shadow-card-hover);
        border-color: rgba(255, 90, 60, 0.2);
    }
    .brand-intro-card .intro-icon {
        width: 48px;
        height: 48px;
        background: var(--brand-gradient);
        border-radius: var(--radius-md);
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 1.3rem;
        margin-bottom: 16px;
    }

    /* Credential cards */
    .credential-section .credential-grid {
        display: grid;
        grid-template-columns: repeat(12, 1fr);
        gap: 20px;
    }
    .credential-section .credential-card {
        background: #fff;
        border-radius: var(--radius-xl);
        padding: 28px 30px;
        box-shadow: var(--shadow-card);
        border: 1px solid var(--line-warm);
        transition: all var(--transition-base);
        position: relative;
        overflow: hidden;
    }
    .credential-section .credential-card:hover {
        box-shadow: var(--shadow-card-hover);
        border-color: rgba(255, 90, 60, 0.2);
        transform: translateY(-4px);
    }
    .credential-section .credential-card .card-icon-wrap {
        width: 52px;
        height: 52px;
        background: var(--brand-gradient-soft);
        border-radius: var(--radius-md);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--brand-orange);
        font-size: 1.4rem;
        margin-bottom: 16px;
    }
    .credential-section .credential-card.span-7 {
        grid-column: span 7;
    }
    .credential-section .credential-card.span-5 {
        grid-column: span 5;
    }
    .credential-section .credential-card.span-4 {
        grid-column: span 4;
    }
    .credential-section .credential-card.span-8 {
        grid-column: span 8;
    }
    .credential-section .credential-card.span-6 {
        grid-column: span 6;
    }
    .credential-section .credential-card.has-image {
        padding: 0;
        overflow: hidden;
        display: flex;
        flex-direction: column;
    }
    .credential-section .credential-card.has-image .card-image {
        height: 200px;
        overflow: hidden;
        border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    }
    .credential-section .credential-card.has-image .card-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform var(--transition-base);
    }
    .credential-section .credential-card.has-image:hover .card-image img {
        transform: scale(1.05);
    }
    .credential-section .credential-card.has-image .card-body-pa {
        padding: 24px 28px 28px;
    }
    .credential-section .credential-card .card-tag-row {
        display: flex;
        gap: 8px;
        flex-wrap: wrap;
        margin-bottom: 12px;
    }
    .credential-section .credential-card .card-tag {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        font-size: 0.75rem;
        font-weight: 700;
        color: var(--brand-orange);
        background: var(--brand-gradient-soft);
        padding: 3px 10px;
        border-radius: var(--radius-pill);
    }
    .credential-section .credential-card .card-tag.mint-tag {
        color: var(--mint);
        background: rgba(29, 191, 146, 0.1);
    }
    .credential-section .credential-card h3 {
        font-size: 1.25rem;
        font-weight: 700;
        color: var(--ink);
        margin-bottom: 10px;
        line-height: 1.4;
    }
    .credential-section .credential-card p {
        color: var(--muted);
        font-size: 0.95rem;
        line-height: 1.75;
        margin-bottom: 14px;
    }
    .credential-section .credential-card .credential-metrics {
        display: flex;
        gap: 16px;
        flex-wrap: wrap;
        padding-top: 14px;
        border-top: 1px solid var(--line-warm);
    }
    .credential-section .credential-card .credential-metrics span {
        font-size: 0.85rem;
        font-weight: 600;
        color: var(--ink-soft);
        display: flex;
        align-items: center;
        gap: 5px;
    }
    .credential-section .credential-card .credential-metrics i {
        color: var(--mint);
        font-size: 0.75rem;
    }

    /* Process steps */
    .process-steps {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
        counter-reset: step;
    }
    .process-step {
        background: #fff;
        border-radius: var(--radius-lg);
        padding: 24px 22px;
        box-shadow: var(--shadow-card);
        border: 1px solid var(--line-warm);
        position: relative;
        transition: all var(--transition-base);
        counter-increment: step;
    }
    .process-step:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-card-hover);
        border-color: rgba(255, 90, 60, 0.2);
    }
    .process-step::before {
        content: counter(step, decimal-leading-zero);
        font-size: 2.2rem;
        font-weight: 800;
        background: var(--brand-gradient);
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
        display: block;
        margin-bottom: 8px;
        letter-spacing: -0.03em;
    }
    .process-step h3 {
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--ink);
        margin-bottom: 8px;
    }
    .process-step p {
        font-size: 0.88rem;
        color: var(--muted);
        margin-bottom: 0;
        line-height: 1.65;
    }

    /* FAQ */
    .accordion-pa .accordion-item {
        border: 1px solid var(--line);
        border-radius: var(--radius-lg) !important;
        margin-bottom: 12px;
        overflow: hidden;
        background: #fff;
        box-shadow: 0 2px 8px rgba(31, 42, 54, 0.03);
        transition: all var(--transition-fast);
    }
    .accordion-pa .accordion-item:last-child {
        margin-bottom: 0;
    }
    .accordion-pa .accordion-button {
        background: #fff;
        color: var(--ink);
        font-size: 1rem;
        font-weight: 700;
        padding: 18px 22px;
        border: none;
        box-shadow: none;
        border-radius: var(--radius-lg);
        transition: all var(--transition-fast);
    }
    .accordion-pa .accordion-button:not(.collapsed) {
        background: var(--surface-warm);
        color: var(--brand-orange);
        box-shadow: none;
    }
    .accordion-pa .accordion-button:focus {
        box-shadow: var(--focus-ring);
        border-color: var(--brand-orange);
    }
    .accordion-pa .accordion-button::after {
        background-size: 16px;
        transition: transform var(--transition-fast);
    }
    .accordion-pa .accordion-body {
        padding: 0 22px 20px;
        color: var(--muted);
        font-size: 0.95rem;
        line-height: 1.75;
        background: var(--surface-warm);
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    }

    /* CTA */
    .cta-pa-card {
        background: var(--brand-gradient);
        border-radius: var(--radius-xl);
        padding: 48px 52px;
        position: relative;
        overflow: hidden;
        box-shadow: 0 20px 50px rgba(255, 90, 60, 0.25);
    }
    .cta-pa-card::before {
        content: '';
        position: absolute;
        top: -50%;
        right: -20%;
        width: 400px;
        height: 400px;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 50%;
        pointer-events: none;
    }
    .cta-pa-card h2 {
        font-size: 1.8rem;
        font-weight: 800;
        color: #fff;
        margin-bottom: 12px;
        position: relative;
        z-index: 1;
    }
    .cta-pa-card p {
        color: rgba(255, 255, 255, 0.85);
        font-size: 1rem;
        max-width: 520px;
        line-height: 1.75;
        margin-bottom: 24px;
        position: relative;
        z-index: 1;
    }
    .cta-pa-card .btn-cta-light {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 28px;
        font-size: 0.95rem;
        font-weight: 700;
        color: var(--brand-orange);
        background: #fff;
        border: none;
        border-radius: var(--radius-pill);
        transition: all var(--transition-fast);
        position: relative;
        z-index: 1;
        box-shadow: 0 6px 16px rgba(31, 42, 54, 0.15);
    }
    .cta-pa-card .btn-cta-light:hover {
        transform: translateY(-2px);
        box-shadow: 0 12px 28px rgba(31, 42, 54, 0.2);
        color: #E04A30;
    }
    .cta-pa-card .btn-cta-outline-light {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 28px;
        font-size: 0.95rem;
        font-weight: 700;
        color: #fff;
        background: transparent;
        border: 1px solid rgba(255, 255, 255, 0.4);
        border-radius: var(--radius-pill);
        transition: all var(--transition-fast);
        position: relative;
        z-index: 1;
    }
    .cta-pa-card .btn-cta-outline-light:hover {
        background: rgba(255, 255, 255, 0.12);
        border-color: rgba(255, 255, 255, 0.7);
        color: #fff;
    }

    /* Footer */
    .footer-pa {
        background: var(--ink);
        color: rgba(255, 255, 255, 0.7);
        padding: 56px 0 32px;
        margin-top: 0;
    }
    .footer-pa .footer-brand {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        font-size: 1.3rem;
        font-weight: 800;
        color: #fff;
        margin-bottom: 16px;
        text-decoration: none;
    }
    .footer-pa .footer-brand:hover {
        color: var(--brand-amber);
    }
    .footer-pa .footer-desc {
        font-size: 0.9rem;
        line-height: 1.75;
        margin-bottom: 16px;
        max-width: 320px;
        color: rgba(255, 255, 255, 0.6);
    }
    .footer-pa .trust-pill {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 0.75rem;
        font-weight: 600;
        color: rgba(255, 255, 255, 0.7);
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: var(--radius-pill);
        padding: 5px 12px;
    }
    .footer-pa .trust-pill i {
        color: var(--mint);
        font-size: 0.65rem;
    }
    .footer-pa .footer-title {
        font-size: 0.95rem;
        font-weight: 700;
        color: #fff;
        margin-bottom: 16px;
    }
    .footer-pa .footer-links {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .footer-pa .footer-links li {
        margin-bottom: 8px;
    }
    .footer-pa .footer-links a {
        color: rgba(255, 255, 255, 0.6);
        font-size: 0.875rem;
        transition: all var(--transition-fast);
    }
    .footer-pa .footer-links a:hover {
        color: var(--brand-amber);
    }
    .footer-pa .footer-bottom {
        text-align: center;
        padding-top: 28px;
        margin-top: 36px;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        font-size: 0.8rem;
        color: rgba(255, 255, 255, 0.45);
    }
    .footer-pa .footer-bottom a {
        color: rgba(255, 255, 255, 0.55);
        transition: color var(--transition-fast);
    }
    .footer-pa .footer-bottom a:hover {
        color: var(--brand-amber);
    }

    /* Buttons */
    .btn-pa-primary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 26px;
        font-size: 0.95rem;
        font-weight: 700;
        color: #fff;
        background: var(--brand-gradient);
        border: none;
        border-radius: var(--radius-pill);
        transition: all var(--transition-fast);
        box-shadow: 0 6px 16px rgba(255, 90, 60, 0.22);
        cursor: pointer;
    }
    .btn-pa-primary:hover {
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 12px 28px rgba(255, 90, 60, 0.32);
        filter: brightness(1.05);
    }
    .btn-pa-secondary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 26px;
        font-size: 0.95rem;
        font-weight: 700;
        color: var(--ink);
        background: transparent;
        border: 1px solid var(--ink-soft);
        border-radius: var(--radius-pill);
        transition: all var(--transition-fast);
        cursor: pointer;
    }
    .btn-pa-secondary:hover {
        background: var(--surface-warm);
        border-color: var(--brand-orange);
        color: var(--brand-orange);
        transform: translateY(-2px);
    }

    /* Mobile drawer */
    @media (max-width: 991px) {
        .nav-menu {
            position: fixed;
            top: 72px;
            right: 0;
            bottom: 0;
            width: 280px;
            max-width: 85vw;
            background: #fff;
            flex-direction: column;
            align-items: flex-start;
            padding: 24px;
            gap: 8px;
            box-shadow: -12px 0 30px rgba(31, 42, 54, 0.12);
            transform: translateX(100%);
            transition: transform var(--transition-base);
            z-index: 1049;
            overflow-y: auto;
        }
        .nav-menu.nav-open {
            transform: translateX(0);
        }
        .nav-menu li {
            width: 100%;
        }
        .nav-menu li a {
            width: 100%;
            padding: 12px 16px;
            font-size: 1rem;
        }
        .nav-toggle {
            display: flex;
        }
        .nav-search {
            display: none;
        }
        .btn-nav-cta {
            display: none;
        }
        .hero-trust h1 {
            font-size: 2rem;
        }
        .hero-trust .lead-trust {
            font-size: 1rem;
        }
        .data-wall .data-wall-grid {
            grid-template-columns: repeat(3, 1fr);
            gap: 8px;
            padding: 16px;
        }
        .data-wall .data-wall-item {
            padding: 10px 4px;
            border-right: none;
            border-bottom: 1px solid var(--line-warm);
        }
        .data-wall .data-wall-item:nth-child(n+4) {
            border-bottom: none;
        }
        .process-steps {
            grid-template-columns: repeat(2, 1fr);
        }
        .credential-section .credential-grid {
            grid-template-columns: 1fr;
        }
        .credential-section .credential-card.span-7,
        .credential-section .credential-card.span-5,
        .credential-section .credential-card.span-4,
        .credential-section .credential-card.span-8,
        .credential-section .credential-card.span-6 {
            grid-column: span 12;
        }
        .cta-pa-card {
            padding: 32px 24px;
        }
        .cta-pa-card h2 {
            font-size: 1.4rem;
        }
        .section-gap {
            padding-top: var(--section-gap-mobile);
            padding-bottom: var(--section-gap-mobile);
        }
    }
    @media (max-width: 575px) {
        .navbar-pa {
            padding: 0 14px;
        }
        .navbar-pa .navbar-inner {
            min-height: 60px;
        }
        .nav-menu {
            top: 60px;
        }
        .hero-trust {
            padding-top: 110px;
            padding-bottom: 48px;
            min-height: auto;
        }
        .hero-trust h1 {
            font-size: 1.6rem;
        }
        .data-wall .data-wall-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 6px;
            padding: 12px;
        }
        .data-wall .data-wall-item {
            padding: 8px 2px;
            border-bottom: 1px solid var(--line-warm);
        }
        .data-wall .data-wall-item:nth-child(n+5) {
            border-bottom: none;
        }
        .data-wall .data-wall-number {
            font-size: 1.2rem;
        }
        .data-wall .data-wall-icon {
            width: 28px;
            height: 28px;
            font-size: 0.8rem;
            margin-bottom: 5px;
        }
        .process-steps {
            grid-template-columns: 1fr;
        }
        .brand-intro-card {
            padding: 24px 20px;
        }
        .credential-section .credential-card {
            padding: 20px;
        }
        .credential-section .credential-card.has-image .card-image {
            height: 150px;
        }
        .credential-section .credential-card.has-image .card-body-pa {
            padding: 18px 18px 20px;
        }
        .cta-pa-card {
            padding: 24px 18px;
        }
        .cta-pa-card .btn-cta-light,
        .cta-pa-card .btn-cta-outline-light {
            padding: 10px 18px;
            font-size: 0.85rem;
            width: 100%;
            justify-content: center;
            margin-bottom: 8px;
        }
    }