/* roulang page: index */
:root {
            --c-bg: #F4F1EA;
            --c-surface: #FFFFFF;
            --c-primary: #18211F;
            --c-primary-2: #0D1312;
            --c-surface-dark: #12191B;
            --c-muted: #8FA58F;
            --c-accent: #C87E4B;
            --c-accent-hover: #A65F32;
            --c-gold: #E3CBA5;
            --c-border: #D9D2C5;
            --c-text: #1F2927;
            --c-text-weak: #5C6B65;
            --c-text-on-dark: #E8E4DA;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --shadow-card: 0 2px 12px rgba(20,30,30,0.06);
            --shadow-card-hover: 0 10px 24px rgba(20,30,30,0.12);
            --shadow-nav: 0 2px 16px rgba(20,30,30,0.08);
            --transition-base: 0.2s ease;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK", "Helvetica Neue", Arial, sans-serif;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 48px;
            --container-max: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--c-bg);
            color: var(--c-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        a {
            color: var(--c-accent);
            text-decoration: none;
            transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base);
        }

        a:hover {
            color: var(--c-accent-hover);
        }

        a:focus-visible {
            outline: 2px solid var(--c-accent);
            outline-offset: 3px;
        }

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

        button,
        input,
        textarea,
        select {
            font-family: var(--font-sans);
            font-size: 15px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (min-width: 640px) {
            .container {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        @media (min-width: 1024px) {
            .container {
                padding-left: 40px;
                padding-right: 40px;
            }
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 90;
            background: rgba(24, 33, 31, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            height: 64px;
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-nav);
            border-bottom: 1px solid rgba(227, 203, 165, 0.12);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .brand-logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--c-gold);
            letter-spacing: 0.04em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .brand-logo span {
            color: var(--c-text-on-dark);
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.08em;
            padding-left: 10px;
            border-left: 1px solid rgba(227, 203, 165, 0.3);
        }

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

        .nav-desktop li {
            margin: 0;
        }

        .nav-desktop a {
            display: block;
            padding: 8px 16px;
            color: var(--c-text-on-dark);
            font-size: 0.92rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), color var(--transition-base);
            white-space: nowrap;
        }

        .nav-desktop a:hover,
        .nav-desktop a:focus {
            background: rgba(227, 203, 165, 0.12);
            color: var(--c-gold);
        }

        .nav-desktop a.active {
            background: var(--c-accent);
            color: #FFFFFF;
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(227,203,165,0.4);
            color: var(--c-gold);
            font-size: 1.4rem;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: background var(--transition-base), border-color var(--transition-base);
        }

        .nav-toggle:hover {
            background: rgba(227, 203, 165, 0.12);
            border-color: var(--c-gold);
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: var(--c-primary-2);
            z-index: 89;
            padding: 24px 0 40px;
            border-bottom: 1px solid rgba(227, 203, 165, 0.2);
            box-shadow: var(--shadow-card-hover);
            max-height: calc(100vh - 64px);
            overflow-y: auto;
        }

        .mobile-nav-panel.is-open {
            display: block;
        }

        .mobile-nav-panel ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .mobile-nav-panel a {
            display: block;
            padding: 16px 32px;
            color: var(--c-text-on-dark);
            font-size: 1.15rem;
            font-weight: 600;
            border-bottom: 1px solid rgba(227, 203, 165, 0.1);
            letter-spacing: 0.03em;
            transition: background var(--transition-base), color var(--transition-base);
        }

        .mobile-nav-panel a:hover {
            background: rgba(227, 203, 165, 0.08);
            color: var(--c-gold);
        }

        .mobile-nav-panel a.active {
            color: var(--c-accent);
            border-left: 3px solid var(--c-accent);
        }

        @media (max-width: 840px) {
            .nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
        }

        @media (min-width: 841px) {
            .mobile-nav-panel {
                display: none !important;
            }
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 28px;
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.06em;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            text-align: center;
            line-height: 1.5;
        }

        .btn-primary {
            background: var(--c-accent);
            color: #FFFFFF;
            box-shadow: 0 2px 8px rgba(200, 126, 75, 0.3);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--c-accent-hover);
            color: #FFFFFF;
            box-shadow: 0 6px 16px rgba(166, 95, 50, 0.4);
            transform: translateY(-1px);
        }

        .btn-outline {
            background: transparent;
            color: var(--c-text-on-dark);
            border: 1px solid rgba(227, 203, 165, 0.5);
        }

        .btn-outline:hover,
        .btn-outline:focus {
            background: rgba(227, 203, 165, 0.12);
            border-color: var(--c-gold);
            color: var(--c-gold);
        }

        .btn-light {
            background: #FFFFFF;
            color: var(--c-primary);
            border: 1px solid var(--c-border);
        }

        .btn-light:hover,
        .btn-light:focus {
            background: var(--c-bg);
            border-color: var(--c-muted);
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 9px 18px;
            font-size: 0.85rem;
        }

        /* Hero Section */
        .hero {
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            min-height: 720px;
            display: flex;
            align-items: center;
            padding: 80px 0 100px;
        }

        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(160deg, rgba(13, 19, 18, 0.88) 0%, rgba(24, 33, 31, 0.75) 55%, rgba(24, 33, 31, 0.65) 100%);
            z-index: 1;
        }

        .hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle at 20% 30%, rgba(227, 203, 165, 0.08) 0%, transparent 55%),
                radial-gradient(circle at 85% 70%, rgba(143, 165, 143, 0.1) 0%, transparent 45%);
            z-index: 1;
            pointer-events: none;
        }

        .hero .container {
            position: relative;
            z-index: 2;
        }

        .hero-content {
            max-width: 640px;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(200, 126, 75, 0.18);
            border: 1px solid rgba(200, 126, 75, 0.45);
            border-radius: 20px;
            color: var(--c-gold);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            margin-bottom: 18px;
        }

        .hero h1 {
            font-size: 3rem;
            font-weight: 800;
            color: #FFFFFF;
            line-height: 1.2;
            margin: 0 0 18px;
            letter-spacing: 0.02em;
        }

        .hero h1 .em {
            color: var(--c-gold);
        }

        .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(232, 228, 218, 0.9);
            line-height: 1.7;
            max-width: 560px;
            margin-bottom: 24px;
        }

        .hero-intro {
            font-size: 0.95rem;
            color: rgba(232, 228, 218, 0.75);
            line-height: 1.8;
            max-width: 540px;
            margin-bottom: 30px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 28px;
        }

        .hero-progress {
            background: rgba(255,255,255,0.08);
            border: 1px solid rgba(227, 203, 165, 0.22);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            max-width: 480px;
            backdrop-filter: blur(6px);
        }

        .hero-progress-head {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 10px;
            font-size: 0.85rem;
            color: rgba(232, 228, 218, 0.85);
        }

        .hero-progress-head strong {
            color: var(--c-gold);
            font-size: 1.05rem;
        }

        .progress-bar {
            width: 100%;
            height: 8px;
            background: rgba(255,255,255,0.15);
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .progress-bar span {
            display: block;
            height: 100%;
            background: linear-gradient(90deg, var(--c-accent), var(--c-gold));
            border-radius: 4px;
            transition: width 0.6s ease;
        }

        .hero-progress-meta {
            display: flex;
            justify-content: space-between;
            font-size: 0.78rem;
            color: rgba(232, 228, 218, 0.6);
        }

        @media (max-width: 1023px) {
            .hero {
                min-height: 600px;
                padding: 60px 0 80px;
            }
            .hero h1 {
                font-size: 2.3rem;
            }
        }

        @media (max-width: 639px) {
            .hero {
                min-height: auto;
                padding: 48px 0 64px;
                text-align: left;
            }
            .hero h1 {
                font-size: 1.7rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .hero-progress {
                padding: 16px;
            }
        }

        /* Section shared */
        .section {
            padding: var(--section-pad-desktop) 0;
        }

        @media (max-width: 1023px) {
            .section {
                padding: var(--section-pad-tablet) 0;
            }
        }

        @media (max-width: 639px) {
            .section {
                padding: var(--section-pad-mobile) 0;
            }
        }

        .section-dark {
            background: var(--c-surface-dark);
            color: var(--c-text-on-dark);
        }

        .section-head {
            max-width: 760px;
            margin-bottom: 48px;
        }

        .section-head .tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 700;
            color: var(--c-accent);
            letter-spacing: 0.1em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-head h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--c-primary);
            margin: 0 0 12px;
            line-height: 1.3;
            letter-spacing: 0.01em;
        }

        .section-dark .section-head h2 {
            color: #FFFFFF;
        }

        .section-head p {
            font-size: 0.95rem;
            color: var(--c-text-weak);
            line-height: 1.8;
            margin: 0;
        }

        .section-dark .section-head p {
            color: rgba(232, 228, 218, 0.7);
        }

        /* Pain points / Channel selling */
        .pain-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 20px;
        }

        .pain-item {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            padding: 24px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .pain-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-left: 2px solid var(--c-accent);
        }

        .pain-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--c-accent);
            line-height: 1;
            min-width: 42px;
        }

        .pain-item h3 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--c-primary);
        }

        .pain-item p {
            font-size: 0.88rem;
            color: var(--c-text-weak);
            margin: 0;
            line-height: 1.6;
        }

        @media (max-width: 1023px) {
            .pain-list {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 639px) {
            .pain-list {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* Solutions asymmetric */
        .solutions-grid {
            display: grid;
            grid-template-columns: 1fr 1.4fr;
            gap: 40px;
            align-items: start;
        }

        .solutions-side h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 12px;
        }

        .solutions-side p {
            color: var(--c-text-weak);
            font-size: 0.92rem;
            line-height: 1.8;
        }

        .solution-cards {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .solution-card {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            padding: 22px 26px;
            display: flex;
            gap: 18px;
            align-items: flex-start;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .solution-card:nth-child(1) {
            margin-left: 0;
        }

        .solution-card:nth-child(2) {
            margin-left: 28px;
        }

        .solution-card:nth-child(3) {
            margin-left: 0;
        }

        .solution-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-top: 2px solid var(--c-accent);
        }

        .solution-img {
            width: 72px;
            height: 72px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            border: 1px solid var(--c-border);
        }

        .solution-card-body h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--c-primary);
        }

        .solution-card-body p {
            font-size: 0.88rem;
            color: var(--c-text-weak);
            margin: 0;
            line-height: 1.65;
        }

        .solution-num {
            position: absolute;
            top: 14px;
            right: 18px;
            font-size: 0.78rem;
            color: var(--c-muted);
            letter-spacing: 0.06em;
            font-weight: 600;
        }

        @media (max-width: 1023px) {
            .solutions-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .solution-card:nth-child(2) {
                margin-left: 0;
            }
        }

        @media (max-width: 639px) {
            .solution-card {
                padding: 18px;
                flex-direction: column;
            }
            .solution-img {
                width: 100%;
                height: 160px;
            }
        }

        /* Stats bar */
        .stats-bar {
            padding: 72px 0;
            background: linear-gradient(135deg, var(--c-surface-dark) 0%, #1A2522 100%);
            color: var(--c-text-on-dark);
            position: relative;
            overflow: hidden;
        }

        .stats-bar::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle at 10% 50%, rgba(200, 126, 75, 0.12) 0%, transparent 50%),
                radial-gradient(circle at 90% 20%, rgba(227, 203, 165, 0.08) 0%, transparent 40%);
            pointer-events: none;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .stat-item .stat-num {
            font-size: 3rem;
            font-weight: 800;
            color: var(--c-gold);
            line-height: 1.1;
            letter-spacing: -0.02em;
        }

        .stat-item .stat-label {
            font-size: 0.88rem;
            color: rgba(232, 228, 218, 0.75);
            margin-top: 6px;
            font-weight: 500;
        }

        @media (max-width: 1023px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }

        @media (max-width: 639px) {
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .stat-item .stat-num {
                font-size: 2.3rem;
            }
        }

        /* Lead form */
        .lead-form-section {
            background: var(--c-bg);
        }

        .lead-form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .lead-form-info h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 14px;
        }

        .lead-form-info p {
            color: var(--c-text-weak);
            line-height: 1.8;
            font-size: 0.95rem;
        }

        .lead-form-card {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-card);
        }

        .lead-form-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 20px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--c-text);
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--c-border);
            color: var(--c-text);
            font-size: 0.95rem;
            transition: border-color var(--transition-base);
            border-radius: 0;
            outline: none;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            border-bottom-color: var(--c-accent);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 80px;
        }

        .form-privacy {
            font-size: 0.75rem;
            color: var(--c-text-weak);
            margin-top: 8px;
            line-height: 1.6;
        }

        @media (max-width: 1023px) {
            .lead-form-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        /* Testimonials */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .testimonial-card {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

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

        .testimonial-head {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            object-fit: cover;
            border: 2px solid var(--c-gold);
            flex-shrink: 0;
        }

        .testimonial-id h5 {
            font-size: 0.95rem;
            font-weight: 700;
            margin: 0 0 2px;
            color: var(--c-primary);
        }

        .testimonial-id span {
            font-size: 0.78rem;
            color: var(--c-text-weak);
        }

        .testimonial-text {
            font-size: 0.88rem;
            color: var(--c-text-weak);
            line-height: 1.7;
            margin: 0;
        }

        .testimonial-rating {
            color: var(--c-accent);
            font-size: 0.8rem;
            letter-spacing: 0.1em;
        }

        @media (max-width: 1023px) {
            .testimonials-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 639px) {
            .testimonials-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* News */
        .news-layout {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 40px;
        }

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

        .news-list li {
            border-bottom: 1px solid var(--c-border);
            padding: 18px 0;
            transition: all var(--transition-base);
        }

        .news-list li:first-child {
            border-top: 1px solid var(--c-border);
        }

        .news-list li:hover {
            padding-left: 8px;
            border-left: 2px solid var(--c-accent);
        }

        .news-list a {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            text-decoration: none;
            color: var(--c-text);
        }

        .news-date {
            font-size: 0.78rem;
            color: var(--c-muted);
            white-space: nowrap;
            min-width: 80px;
            font-weight: 600;
            letter-spacing: 0.04em;
        }

        .news-content h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 4px;
            line-height: 1.4;
        }

        .news-content p {
            font-size: 0.85rem;
            color: var(--c-text-weak);
            margin: 0;
            line-height: 1.6;
        }

        .news-side {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-card);
        }

        .news-side h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 14px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--c-border);
        }

        .news-side ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .news-side li {
            padding: 10px 0;
            border-bottom: 1px dashed var(--c-border);
        }

        .news-side li:last-child {
            border-bottom: none;
        }

        .news-side a {
            color: var(--c-text-weak);
            font-size: 0.88rem;
            transition: color var(--transition-base);
        }

        .news-side a:hover {
            color: var(--c-accent);
        }

        @media (max-width: 1023px) {
            .news-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }

        /* Topic tags */
        .topic-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .topic-tag {
            display: inline-block;
            padding: 8px 18px;
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: 20px;
            font-size: 0.85rem;
            color: var(--c-text);
            transition: all var(--transition-base);
            cursor: default;
        }

        .topic-tag:hover {
            background: var(--c-primary);
            color: #FFFFFF;
            border-color: var(--c-primary);
        }

        /* Resource track */
        .resource-track {
            display: flex;
            gap: 18px;
            overflow-x: auto;
            padding-bottom: 16px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }

        .resource-track::-webkit-scrollbar {
            height: 6px;
        }

        .resource-track::-webkit-scrollbar-track {
            background: var(--c-border);
            border-radius: 3px;
        }

        .resource-track::-webkit-scrollbar-thumb {
            background: var(--c-muted);
            border-radius: 3px;
        }

        .resource-card {
            min-width: 240px;
            max-width: 260px;
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            scroll-snap-align: start;
            position: relative;
        }

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

        .resource-card img {
            width: 100%;
            height: 150px;
            object-fit: cover;
        }

        .resource-card-body {
            padding: 16px;
        }

        .resource-card-body h5 {
            font-size: 0.9rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--c-primary);
        }

        .resource-card-body p {
            font-size: 0.8rem;
            color: var(--c-text-weak);
            margin: 0 0 10px;
            line-height: 1.5;
        }

        .resource-card-body .btn-sm {
            font-size: 0.75rem;
            padding: 6px 12px;
        }

        /* Brand intro */
        .brand-intro {
            background: var(--c-bg);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-lg);
            padding: 36px 40px;
            box-shadow: var(--shadow-card);
        }

        .brand-intro h3 {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--c-primary);
            margin: 0 0 14px;
        }

        .brand-intro p {
            color: var(--c-text-weak);
            line-height: 1.9;
            font-size: 0.95rem;
            margin: 0 0 12px;
        }

        .brand-intro p:last-child {
            margin-bottom: 0;
        }

        /* Partner tags */
        .partners-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        .partner-card {
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(227, 203, 165, 0.2);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: all var(--transition-base);
        }

        .partner-card:hover {
            background: rgba(255,255,255,0.1);
            border-color: rgba(227, 203, 165, 0.4);
        }

        .partner-card h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--c-gold);
            margin: 0 0 6px;
        }

        .partner-card p {
            font-size: 0.82rem;
            color: rgba(232, 228, 218, 0.7);
            margin: 0;
            line-height: 1.6;
        }

        @media (max-width: 1023px) {
            .partners-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 639px) {
            .partners-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        /* Content calendar */
        .calendar-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .calendar-list li {
            display: flex;
            gap: 18px;
            padding: 16px 0;
            border-bottom: 1px solid var(--c-border);
            align-items: flex-start;
        }

        .calendar-date {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--c-accent);
            min-width: 75px;
            letter-spacing: 0.04em;
            line-height: 1.4;
        }

        .calendar-info h5 {
            font-size: 0.92rem;
            font-weight: 700;
            margin: 0 0 4px;
            color: var(--c-primary);
        }

        .calendar-info p {
            font-size: 0.82rem;
            color: var(--c-text-weak);
            margin: 0;
            line-height: 1.6;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .faq-item:hover {
            border-color: var(--c-muted);
        }

        .faq-question {
            padding: 20px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-size: 1rem;
            font-weight: 700;
            color: var(--c-primary);
            letter-spacing: 0.01em;
            gap: 16px;
        }

        .faq-question .faq-num {
            color: var(--c-accent);
            font-weight: 800;
            font-size: 0.85rem;
            letter-spacing: 0.06em;
            flex-shrink: 0;
        }

        .faq-question .faq-text {
            flex: 1;
        }

        .faq-icon {
            color: var(--c-muted);
            font-size: 0.9rem;
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }

        .faq-item.is-open .faq-icon {
            transform: rotate(180deg);
            color: var(--c-accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
        }

        .faq-item.is-open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            margin: 0;
            font-size: 0.9rem;
            color: var(--c-text-weak);
            line-height: 1.8;
        }

        /* CTA */
        .cta-section {
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 80px 0;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 19, 18, 0.92) 0%, rgba(24, 33, 31, 0.82) 100%);
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #FFFFFF;
            margin: 0 0 14px;
        }

        .cta-section p {
            color: rgba(232, 228, 218, 0.85);
            font-size: 0.95rem;
            line-height: 1.8;
            max-width: 560px;
            margin: 0 auto 28px;
        }

        .cta-section .btn {
            margin: 0 8px;
        }

        @media (max-width: 639px) {
            .cta-section {
                padding: 56px 0;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section .btn {
                display: block;
                width: 100%;
                margin: 8px 0;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--c-primary-2);
            color: rgba(232, 228, 218, 0.7);
            padding: 56px 0 24px;
            border-top: 1px solid rgba(227, 203, 165, 0.12);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-brand h4 {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--c-gold);
            margin: 0 0 10px;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: rgba(232, 228, 218, 0.55);
            line-height: 1.7;
            margin: 0;
            max-width: 280px;
        }

        .footer-col h5 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 14px;
            letter-spacing: 0.04em;
        }

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

        .footer-col li {
            margin-bottom: 8px;
        }

        .footer-col a {
            color: rgba(232, 228, 218, 0.6);
            font-size: 0.85rem;
            transition: color var(--transition-base);
        }

        .footer-col a:hover {
            color: var(--c-gold);
        }

        .footer-bottom {
            border-top: 1px solid rgba(227, 203, 165, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.78rem;
            color: rgba(232, 228, 218, 0.45);
        }

        .footer-bottom a {
            color: rgba(232, 228, 218, 0.45);
            font-size: 0.78rem;
            margin: 0 8px;
        }

        .footer-bottom a:hover {
            color: var(--c-gold);
        }

        @media (max-width: 1023px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 639px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* Utility */
        .text-accent { color: var(--c-accent); }
        .text-gold { color: var(--c-gold); }
        .mt-0 { margin-top: 0; }
        .mb-0 { margin-bottom: 0; }
        .mb-20 { margin-bottom: 20px; }
        .mb-32 { margin-bottom: 32px; }
        .mb-48 { margin-bottom: 48px; }

        .back-to-top {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 24px;
            color: rgba(232, 228, 218, 0.6);
            font-size: 0.85rem;
            transition: color var(--transition-base);
        }

        .back-to-top:hover {
            color: var(--c-gold);
        }

        /* Section numbering decoration */
        .section-num {
            font-size: 0.78rem;
            letter-spacing: 0.12em;
            color: var(--c-muted);
            font-weight: 700;
            margin-bottom: 8px;
            display: block;
        }

        .section-dark .section-num {
            color: rgba(227, 203, 165, 0.5);
        }

        /* Divider lines */
        .divider {
            height: 1px;
            background: var(--c-border);
            margin: 0;
            border: none;
        }

        .section-dark .divider {
            background: rgba(227, 203, 165, 0.15);
        }

/* roulang page: category1 */
:root {
            --c-bg: #F4F1EA;
            --c-surface: #FFFFFF;
            --c-primary: #18211F;
            --c-primary-2: #0D1312;
            --c-surface-dark: #12191B;
            --c-muted: #8FA58F;
            --c-accent: #C87E4B;
            --c-accent-hover: #A65F32;
            --c-gold: #E3CBA5;
            --c-border: #D9D2C5;
            --c-text: #1F2927;
            --c-text-weak: #5C6B65;
            --c-text-on-dark: #E8E4DA;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --shadow-card: 0 2px 12px rgba(20,30,30,0.06);
            --shadow-card-hover: 0 10px 24px rgba(20,30,30,0.12);
            --shadow-nav: 0 2px 16px rgba(20,30,30,0.08);
            --transition-base: 0.2s ease;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK", "Helvetica Neue", Arial, sans-serif;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 48px;
            --container-max: 1200px;
        }

        * {
            box-sizing: border-box;
        }

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

        body {
            font-family: var(--font-sans);
            background: var(--c-bg);
            color: var(--c-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        a {
            color: var(--c-accent);
            text-decoration: none;
            transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base);
        }

        a:hover {
            color: var(--c-accent-hover);
        }

        a:focus-visible {
            outline: 2px solid var(--c-accent);
            outline-offset: 3px;
        }

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

        button,
        input,
        textarea,
        select {
            font-family: var(--font-sans);
            font-size: 15px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 40px;
            padding-right: 40px;
        }

        .visually-hidden {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0,0,0,0);
            border: 0;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 90;
            background: rgba(24, 33, 31, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            height: 64px;
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-nav);
            border-bottom: 1px solid rgba(227, 203, 165, 0.12);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .brand-logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--c-gold);
            letter-spacing: 0.04em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .brand-logo span {
            color: var(--c-text-on-dark);
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.08em;
            padding-left: 10px;
            border-left: 1px solid rgba(227, 203, 165, 0.3);
        }

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

        .nav-desktop li {
            margin: 0;
        }

        .nav-desktop a {
            display: block;
            padding: 8px 16px;
            color: var(--c-text-on-dark);
            font-size: 0.92rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), color var(--transition-base);
            white-space: nowrap;
        }

        .nav-desktop a:hover,
        .nav-desktop a:focus {
            background: rgba(227, 203, 165, 0.12);
            color: var(--c-gold);
        }

        .nav-desktop a.active {
            background: var(--c-accent);
            color: #FFFFFF;
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(227,203,165,0.4);
            color: var(--c-gold);
            font-size: 1.4rem;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: background var(--transition-base), border-color var(--transition-base);
        }

        .nav-toggle:hover {
            background: rgba(227, 203, 165, 0.12);
            border-color: var(--c-gold);
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: var(--c-primary-2);
            z-index: 89;
            padding: 24px 0 40px;
            border-bottom: 1px solid rgba(227, 203, 165, 0.2);
            box-shadow: var(--shadow-card-hover);
            max-height: calc(100vh - 64px);
            overflow-y: auto;
        }

        .mobile-nav-panel.is-open {
            display: block;
        }

        .mobile-nav-panel ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .mobile-nav-panel a {
            display: block;
            padding: 16px 40px;
            color: var(--c-text-on-dark);
            font-size: 1.1rem;
            font-weight: 600;
            border-bottom: 1px solid rgba(227,203,165,0.1);
            transition: background 0.2s ease, color 0.2s ease;
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: rgba(200, 126, 75, 0.15);
            color: var(--c-gold);
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background: #E8E2D6;
            border-bottom: 1px solid var(--c-border);
            padding: 12px 0;
            font-size: 0.85rem;
            color: var(--c-text-weak);
        }

        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }

        .breadcrumb-bar a {
            color: var(--c-text-weak);
            transition: color 0.2s ease;
        }

        .breadcrumb-bar a:hover {
            color: var(--c-accent);
        }

        .breadcrumb-bar .sep {
            color: #B5AD9C;
            user-select: none;
        }

        .breadcrumb-bar .current {
            font-weight: 700;
            color: var(--c-text);
            cursor: default;
        }

        .breadcrumb-bar .back-link {
            margin-left: auto;
            font-weight: 500;
            color: var(--c-accent);
        }

        .breadcrumb-bar .back-link:hover {
            color: var(--c-accent-hover);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        /* Low Hero */
        .page-hero {
            position: relative;
            min-height: 220px;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: flex-end;
            padding: 48px 0 32px;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13,19,18,0.35) 0%, rgba(13,19,18,0.75) 80%, rgba(13,19,18,0.9) 100%);
            z-index: 1;
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .page-hero .hero-tag {
            display: inline-block;
            background: var(--c-accent);
            color: #FFFFFF;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.1em;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 12px;
            text-transform: uppercase;
        }

        .page-hero h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: #FFFFFF;
            margin: 0 0 8px;
            letter-spacing: 0.02em;
            line-height: 1.25;
        }

        .page-hero .hero-sub {
            font-size: 1rem;
            color: var(--c-gold);
            max-width: 580px;
            margin: 0;
            line-height: 1.6;
        }

        .grid-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image:
                linear-gradient(rgba(227,203,165,0.06) 1px, transparent 1px),
                linear-gradient(90deg, rgba(227,203,165,0.06) 1px, transparent 1px);
            background-size: 48px 48px;
            z-index: 1;
            pointer-events: none;
        }

        /* Section base */
        .section {
            padding: 72px 0;
        }

        .section--tight {
            padding: 56px 0;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 12px;
            letter-spacing: 0.01em;
            line-height: 1.3;
        }

        .section-lead {
            font-size: 1rem;
            color: var(--c-text-weak);
            max-width: 680px;
            margin: 0 0 32px;
            line-height: 1.7;
        }

        .section-number {
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.15em;
            color: var(--c-accent);
            text-transform: uppercase;
            display: block;
            margin-bottom: 8px;
        }

        /* Card Grid */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 32px;
        }

        .path-card {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
            display: flex;
            flex-direction: column;
            position: relative;
        }

        .path-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--c-accent);
        }

        .path-card .card-img-wrap {
            height: 200px;
            overflow: hidden;
            background: var(--c-surface-dark);
            position: relative;
        }

        .path-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

        .path-card:hover .card-img-wrap img {
            transform: scale(1.03);
        }

        .path-card .card-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: rgba(13,19,18,0.85);
            color: var(--c-gold);
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            padding: 4px 10px;
            border-radius: 3px;
            backdrop-filter: blur(4px);
        }

        .path-card .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .path-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .path-card .card-summary {
            font-size: 0.9rem;
            color: var(--c-text-weak);
            margin: 0 0 16px;
            line-height: 1.65;
            flex: 1;
        }

        .path-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.75rem;
            color: #9A9487;
            border-top: 1px solid var(--c-border);
            padding-top: 12px;
        }

        .path-card .card-link {
            margin-left: auto;
            font-weight: 600;
            color: var(--c-accent);
            font-size: 0.85rem;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .path-card .card-link i {
            font-size: 0.7rem;
            transition: transform 0.2s ease;
        }

        .path-card:hover .card-link i {
            transform: translateX(3px);
        }

        /* Filter Bar */
        .filter-bar {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 24px;
            padding: 16px 0;
            border-bottom: 1px solid var(--c-border);
        }

        .filter-bar .filter-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--c-text-weak);
            margin-right: 4px;
        }

        .filter-pill {
            display: inline-block;
            padding: 6px 14px;
            border: 1px solid var(--c-border);
            border-radius: 24px;
            font-size: 0.8rem;
            font-weight: 500;
            color: var(--c-text-weak);
            background: var(--c-surface);
            cursor: pointer;
            transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
            user-select: none;
        }

        .filter-pill:hover,
        .filter-pill.is-active {
            background: var(--c-primary);
            color: var(--c-gold);
            border-color: var(--c-primary);
        }

        /* Process section */
        .process-list {
            list-style: none;
            margin: 0;
            padding: 0;
            counter-reset: process-counter;
        }

        .process-list li {
            counter-increment: process-counter;
            display: flex;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--c-border);
            align-items: flex-start;
        }

        .process-list li::before {
            content: counter(process-counter, decimal-leading-zero);
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--c-accent);
            letter-spacing: 0.06em;
            min-width: 40px;
            padding-top: 2px;
        }

        .process-list .process-content {
            flex: 1;
        }

        .process-list h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 4px;
        }

        .process-list p {
            font-size: 0.9rem;
            color: var(--c-text-weak);
            margin: 0;
            line-height: 1.65;
        }

        /* FAQ */
        .faq-accordion {
            margin-top: 24px;
            border-top: 1px solid var(--c-border);
        }

        .faq-item {
            border-bottom: 1px solid var(--c-border);
        }

        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            padding: 18px 0;
            text-align: left;
            font-size: 1rem;
            font-weight: 600;
            color: var(--c-primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            transition: color 0.2s ease;
        }

        .faq-question:hover {
            color: var(--c-accent);
        }

        .faq-question .faq-icon {
            color: var(--c-accent);
            font-size: 0.8rem;
            transition: transform 0.25s ease;
            flex-shrink: 0;
        }

        .faq-question[aria-expanded="true"] .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            background: #F0EDE5;
            border-radius: 0 0 var(--radius-sm) var(--radius-sm);
        }

        .faq-answer.is-open {
            max-height: 300px;
            padding: 16px 20px;
        }

        .faq-answer p {
            margin: 0;
            font-size: 0.9rem;
            color: var(--c-text-weak);
            line-height: 1.7;
        }

        /* CTA */
        .cta-band {
            background: var(--c-primary);
            position: relative;
            overflow: hidden;
            padding: 56px 0;
        }

        .cta-band::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                radial-gradient(rgba(227,203,165,0.08) 1px, transparent 1px);
            background-size: 32px 32px;
            pointer-events: none;
        }

        .cta-band .container {
            position: relative;
            z-index: 2;
        }

        .cta-band h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 12px;
        }

        .cta-band p {
            font-size: 0.95rem;
            color: var(--c-text-on-dark);
            max-width: 560px;
            margin: 0 0 24px;
            line-height: 1.7;
            opacity: 0.85;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
            cursor: pointer;
            text-align: center;
            border: none;
        }

        .btn-primary {
            background: var(--c-accent);
            color: #FFFFFF;
        }

        .btn-primary:hover {
            background: var(--c-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 18px rgba(165,95,50,0.35);
            color: #FFFFFF;
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--c-gold);
            color: var(--c-gold);
        }

        .btn-outline:hover {
            background: rgba(227,203,165,0.1);
            border-color: var(--c-gold);
            color: #FFFFFF;
        }

        /* Footer */
        .site-footer {
            background: var(--c-primary-2);
            color: var(--c-text-on-dark);
            padding: 64px 0 24px;
            position: relative;
            overflow: hidden;
        }

        .site-footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--c-accent), transparent);
        }

        .site-footer .container {
            position: relative;
            z-index: 2;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand h4 {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--c-gold);
            margin: 0 0 12px;
            letter-spacing: 0.04em;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: rgba(232,228,218,0.7);
            line-height: 1.7;
            margin: 0;
        }

        .footer-col h5 {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--c-gold);
            letter-spacing: 0.08em;
            margin: 0 0 16px;
            text-transform: uppercase;
        }

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

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

        .footer-col a {
            color: rgba(232,228,218,0.75);
            font-size: 0.85rem;
            transition: color 0.2s ease;
        }

        .footer-col a:hover {
            color: var(--c-gold);
        }

        .footer-bottom {
            border-top: 1px solid rgba(227,203,165,0.15);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            font-size: 0.75rem;
            color: rgba(232,228,218,0.55);
        }

        .footer-bottom a {
            color: rgba(232,228,218,0.55);
            transition: color 0.2s ease;
        }

        .footer-bottom a:hover {
            color: var(--c-gold);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .container {
                padding-left: 32px;
                padding-right: 32px;
            }
            .section {
                padding: 64px 0;
            }
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .page-hero h1 {
                font-size: 2rem;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 24px;
                padding-right: 24px;
            }
            .section {
                padding: 48px 0;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .site-header {
                height: 60px;
            }
            .mobile-nav-panel {
                top: 60px;
            }
            .page-hero {
                min-height: 180px;
                padding: 36px 0 24px;
            }
            .page-hero h1 {
                font-size: 1.6rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
            }
            .breadcrumb-bar .back-link {
                margin-left: 0;
                width: 100%;
            }
            .process-list li {
                flex-direction: column;
                gap: 8px;
            }
            .filter-bar {
                gap: 6px;
            }
            .cta-band h2 {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .section {
                padding: 40px 0;
            }
            .page-hero h1 {
                font-size: 1.35rem;
            }
            .page-hero .hero-tag {
                font-size: 0.65rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .path-card h3 {
                font-size: 1rem;
            }
            .btn {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 0;
            }
        }

/* roulang page: category2 */
:root {
            --c-bg: #F4F1EA;
            --c-surface: #FFFFFF;
            --c-primary: #18211F;
            --c-primary-2: #0D1312;
            --c-surface-dark: #12191B;
            --c-muted: #8FA58F;
            --c-accent: #C87E4B;
            --c-accent-hover: #A65F32;
            --c-gold: #E3CBA5;
            --c-border: #D9D2C5;
            --c-text: #1F2927;
            --c-text-weak: #5C6B65;
            --c-text-on-dark: #E8E4DA;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --shadow-card: 0 2px 12px rgba(20, 30, 30, 0.06);
            --shadow-card-hover: 0 10px 24px rgba(20, 30, 30, 0.12);
            --shadow-nav: 0 2px 16px rgba(20, 30, 30, 0.08);
            --transition-base: 0.2s ease;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK", "Helvetica Neue", Arial, sans-serif;
            --section-pad-desktop: 80px;
            --section-pad-tablet: 60px;
            --section-pad-mobile: 40px;
            --container-max: 1200px;
        }

        * {
            box-sizing: border-box;
        }

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

        body {
            font-family: var(--font-sans);
            background: var(--c-bg);
            color: var(--c-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        a {
            color: var(--c-accent);
            text-decoration: none;
            transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
        }

        a:hover {
            color: var(--c-accent-hover);
        }

        a:focus-visible {
            outline: 2px solid var(--c-accent);
            outline-offset: 3px;
            border-radius: 2px;
        }

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

        button,
        input,
        textarea,
        select {
            font-family: var(--font-sans);
            font-size: 15px;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (min-width: 640px) {
            .container {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        @media (min-width: 1024px) {
            .container {
                padding-left: 40px;
                padding-right: 40px;
            }
        }

        /* ========== Header / Navigation ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 90;
            background: rgba(24, 33, 31, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            height: 64px;
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-nav);
            border-bottom: 1px solid rgba(227, 203, 165, 0.12);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .brand-logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--c-gold);
            letter-spacing: 0.04em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .brand-logo:hover {
            color: var(--c-gold);
            opacity: 0.85;
        }

        .brand-logo span {
            color: var(--c-text-on-dark);
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.08em;
            padding-left: 10px;
            border-left: 1px solid rgba(227, 203, 165, 0.3);
        }

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

        .nav-desktop li {
            margin: 0;
        }

        .nav-desktop a {
            display: block;
            padding: 8px 16px;
            color: var(--c-text-on-dark);
            font-size: 0.92rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), color var(--transition-base);
            white-space: nowrap;
        }

        .nav-desktop a:hover,
        .nav-desktop a:focus {
            background: rgba(227, 203, 165, 0.12);
            color: var(--c-gold);
        }

        .nav-desktop a.active {
            background: var(--c-accent);
            color: #FFFFFF;
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(227, 203, 165, 0.4);
            color: var(--c-gold);
            font-size: 1.4rem;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: background var(--transition-base), border-color var(--transition-base);
        }

        .nav-toggle:hover {
            background: rgba(227, 203, 165, 0.12);
            border-color: var(--c-gold);
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: var(--c-primary-2);
            z-index: 89;
            padding: 24px 0 40px;
            border-bottom: 1px solid rgba(227, 203, 165, 0.2);
            box-shadow: var(--shadow-card-hover);
            max-height: calc(100vh - 64px);
            overflow-y: auto;
        }

        .mobile-nav-panel.is-open {
            display: block;
        }

        .mobile-nav-panel ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .mobile-nav-panel a {
            display: block;
            padding: 16px 32px;
            color: var(--c-text-on-dark);
            font-size: 1.15rem;
            font-weight: 600;
            border-bottom: 1px solid rgba(227, 203, 165, 0.12);
            transition: background var(--transition-base), color var(--transition-base);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a:focus {
            background: rgba(227, 203, 165, 0.08);
            color: var(--c-gold);
        }

        .mobile-nav-panel a.active {
            color: var(--c-gold);
            background: rgba(200, 126, 75, 0.2);
        }

        /* ========== Breadcrumb ========== */
        .breadcrumb-bar {
            background: var(--c-surface);
            border-bottom: 1px solid var(--c-border);
            padding: 10px 0;
            position: relative;
            z-index: 20;
        }

        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .breadcrumb-trail {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--c-text-weak);
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .breadcrumb-trail li {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .breadcrumb-trail li + li::before {
            content: '/';
            color: var(--c-muted);
            font-size: 13px;
            margin-right: 2px;
        }

        .breadcrumb-trail a {
            color: var(--c-text-weak);
            font-size: 13px;
            transition: color var(--transition-base);
        }

        .breadcrumb-trail a:hover {
            color: var(--c-accent);
        }

        .breadcrumb-trail .current {
            color: var(--c-primary);
            font-weight: 700;
            font-size: 13px;
        }

        .breadcrumb-back {
            margin-left: auto;
            font-size: 13px;
            color: var(--c-accent);
            font-weight: 500;
            cursor: pointer;
            transition: color var(--transition-base);
        }

        .breadcrumb-back:hover {
            color: var(--c-accent-hover);
        }

        .breadcrumb-back i {
            margin-right: 4px;
            font-size: 12px;
        }

        /* ========== Category Hero ========== */
        .cat-hero {
            position: relative;
            min-height: 200px;
            display: flex;
            align-items: flex-end;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 45%;
            overflow: hidden;
        }

        @media (max-width: 640px) {
            .cat-hero {
                min-height: 180px;
            }
        }

        @media (min-width: 1024px) {
            .cat-hero {
                min-height: 220px;
            }
        }

        .cat-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 19, 18, 0.85) 0%, rgba(24, 33, 31, 0.62) 45%, rgba(24, 33, 31, 0.28) 100%);
            z-index: 1;
        }

        .cat-hero::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image:
                linear-gradient(rgba(227, 203, 165, 0.06) 1px, transparent 1px),
                linear-gradient(90deg, rgba(227, 203, 165, 0.06) 1px, transparent 1px);
            background-size: 48px 48px;
            z-index: 1;
            pointer-events: none;
        }

        .cat-hero .container {
            position: relative;
            z-index: 2;
            padding-top: 40px;
            padding-bottom: 28px;
            width: 100%;
        }

        .cat-hero-inner {
            max-width: 760px;
        }

        .cat-hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(227, 203, 165, 0.16);
            border: 1px solid rgba(227, 203, 165, 0.35);
            color: var(--c-gold);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.1em;
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
            text-transform: uppercase;
        }

        .cat-hero h1 {
            font-size: 2rem;
            font-weight: 800;
            color: #FFFFFF;
            margin: 0 0 8px;
            letter-spacing: 0.02em;
            line-height: 1.3;
        }

        @media (max-width: 640px) {
            .cat-hero h1 {
                font-size: 1.5rem;
            }
        }

        .cat-hero p {
            color: rgba(232, 228, 218, 0.85);
            font-size: 15px;
            margin: 0;
            max-width: 560px;
            line-height: 1.7;
        }

        /* ========== Filter Bar ========== */
        .filter-section {
            background: var(--c-surface);
            border-bottom: 1px solid var(--c-border);
            padding: 16px 0;
            position: sticky;
            top: 64px;
            z-index: 30;
            box-shadow: 0 2px 8px rgba(20, 30, 30, 0.04);
        }

        .filter-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .filter-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--c-text-weak);
            letter-spacing: 0.04em;
            margin-right: 4px;
            white-space: nowrap;
        }

        .filter-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 7px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--c-text);
            background: var(--c-bg);
            border: 1px solid var(--c-border);
            border-radius: 20px;
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
            user-select: none;
        }

        .filter-chip:hover {
            border-color: var(--c-muted);
            background: rgba(143, 165, 143, 0.12);
            color: var(--c-primary);
        }

        .filter-chip.active {
            background: var(--c-primary);
            color: #FFFFFF;
            border-color: var(--c-primary);
        }

        .filter-chip .chip-count {
            font-size: 11px;
            background: rgba(200, 126, 75, 0.2);
            color: var(--c-accent);
            padding: 1px 7px;
            border-radius: 10px;
            font-weight: 600;
        }

        .filter-chip.active .chip-count {
            background: rgba(255, 255, 255, 0.2);
            color: #FFFFFF;
        }

        /* ========== Solutions Grid ========== */
        .solutions-main {
            padding: var(--section-pad-mobile) 0;
        }

        @media (min-width: 640px) {
            .solutions-main {
                padding: var(--section-pad-tablet) 0;
            }
        }

        @media (min-width: 1024px) {
            .solutions-main {
                padding: var(--section-pad-desktop) 0;
            }
        }

        .solutions-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 24px;
            margin-top: 24px;
        }

        @media (min-width: 640px) {
            .solutions-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
        }

        @media (min-width: 1024px) {
            .solutions-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 32px;
            }
        }

        .solution-card {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
            position: relative;
            display: flex;
            flex-direction: column;
        }

        .solution-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: transparent;
        }

        .solution-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 2px;
            height: 0;
            background: var(--c-accent);
            transition: height var(--transition-base);
            z-index: 2;
        }

        .solution-card:hover::before {
            height: 100%;
        }

        .solution-card-media {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: var(--c-surface-dark);
        }

        .solution-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .solution-card:hover .solution-card-media img {
            transform: scale(1.04);
        }

        .solution-card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(13, 19, 18, 0.8);
            border: 1px solid rgba(227, 203, 165, 0.4);
            color: var(--c-gold);
            font-size: 11px;
            font-weight: 700;
            letter-spacing: 0.06em;
            padding: 4px 12px;
            border-radius: 4px;
            z-index: 3;
        }

        .solution-card-number {
            position: absolute;
            bottom: 14px;
            right: 14px;
            font-size: 13px;
            font-weight: 700;
            color: rgba(232, 228, 218, 0.9);
            letter-spacing: 0.06em;
            background: rgba(13, 19, 18, 0.55);
            padding: 2px 10px;
            border-radius: 3px;
            z-index: 3;
        }

        .solution-card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .solution-card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--c-accent);
            letter-spacing: 0.05em;
            margin-bottom: 8px;
            text-transform: uppercase;
        }

        .solution-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 10px;
            line-height: 1.45;
        }

        .solution-card p {
            font-size: 14px;
            color: var(--c-text-weak);
            margin: 0 0 16px;
            line-height: 1.7;
            flex: 1;
        }

        .solution-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--c-accent);
            transition: color var(--transition-base), gap var(--transition-base);
        }

        .solution-card-link:hover {
            color: var(--c-accent-hover);
            gap: 10px;
        }

        .solution-card-link i {
            font-size: 13px;
        }

        /* ========== Pagination ========== */
        .pagination-section {
            margin-top: 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 24px;
            border-top: 1px solid var(--c-border);
        }

        .pagination-info {
            font-size: 13px;
            color: var(--c-text-weak);
        }

        .pagination-controls {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 12px;
            font-size: 14px;
            font-weight: 500;
            color: var(--c-text);
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-sm);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .page-btn:hover {
            border-color: var(--c-muted);
            background: rgba(143, 165, 143, 0.08);
            color: var(--c-primary);
        }

        .page-btn.active {
            background: var(--c-accent);
            color: #FFFFFF;
            border-color: var(--c-accent);
        }

        .page-btn.disabled {
            opacity: 0.45;
            pointer-events: none;
        }

        /* ========== Mini CTA ========== */
        .mini-cta {
            margin-top: 48px;
            background: var(--c-surface-dark);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
            border: 1px solid rgba(227, 203, 165, 0.15);
        }

        .mini-cta::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(200, 126, 75, 0.18) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .mini-cta-text h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--c-text-on-dark);
            margin: 0 0 6px;
        }

        .mini-cta-text p {
            font-size: 14px;
            color: rgba(232, 228, 218, 0.7);
            margin: 0;
        }

        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            background: var(--c-accent);
            color: #FFFFFF;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.03em;
            border: none;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
            white-space: nowrap;
        }

        .btn-accent:hover {
            background: var(--c-accent-hover);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(200, 126, 75, 0.3);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            background: transparent;
            color: var(--c-text-on-dark);
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.03em;
            border: 1px solid rgba(227, 203, 165, 0.4);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition-base), border-color var(--transition-base);
            white-space: nowrap;
        }

        .btn-outline-light:hover {
            background: rgba(227, 203, 165, 0.1);
            border-color: var(--c-gold);
            color: var(--c-gold);
        }

        /* ========== FAQ (分类页简洁版) ========== */
        .cat-faq {
            margin-top: 48px;
        }

        .cat-faq h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--c-primary);
            margin: 0 0 20px;
            letter-spacing: 0.02em;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .faq-item:hover {
            border-color: var(--c-muted);
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 20px;
            cursor: pointer;
            background: transparent;
            border: none;
            text-align: left;
            width: 100%;
            font-size: 15px;
            font-weight: 600;
            color: var(--c-primary);
            transition: color var(--transition-base);
        }

        .faq-question:hover {
            color: var(--c-accent);
        }

        .faq-number {
            font-size: 13px;
            font-weight: 700;
            color: var(--c-accent);
            letter-spacing: 0.04em;
            min-width: 28px;
        }

        .faq-arrow {
            margin-left: auto;
            font-size: 14px;
            color: var(--c-text-weak);
            transition: transform var(--transition-base);
        }

        .faq-item.is-open .faq-arrow {
            transform: rotate(180deg);
            color: var(--c-accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
        }

        .faq-item.is-open .faq-answer {
            max-height: 200px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--c-text-weak);
            margin: 0;
            line-height: 1.8;
            padding-top: 0;
            border-top: 1px solid rgba(217, 210, 197, 0.5);
            padding-top: 12px;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--c-primary-2);
            color: rgba(232, 228, 218, 0.75);
            padding: 56px 0 24px;
            margin-top: 48px;
            border-top: 1px solid rgba(227, 203, 165, 0.12);
            position: relative;
        }

        .site-footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(227, 203, 165, 0.3), transparent);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 28px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(227, 203, 165, 0.12);
        }

        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.4fr 1fr 1fr 1fr;
                gap: 40px;
            }
        }

        .footer-brand h4 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--c-gold);
            margin: 0 0 12px;
            letter-spacing: 0.04em;
        }

        .footer-brand p {
            font-size: 13px;
            line-height: 1.8;
            margin: 0;
            color: rgba(232, 228, 218, 0.6);
            max-width: 280px;
        }

        .footer-col h5 {
            font-size: 14px;
            font-weight: 700;
            color: var(--c-text-on-dark);
            margin: 0 0 14px;
            letter-spacing: 0.06em;
        }

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

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: rgba(232, 228, 218, 0.6);
            transition: color var(--transition-base), padding-left var(--transition-base);
        }

        .footer-col ul li a:hover {
            color: var(--c-gold);
            padding-left: 4px;
        }

        .footer-bottom {
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 20px;
            font-size: 12px;
            color: rgba(232, 228, 218, 0.45);
            align-items: center;
        }

        .footer-bottom a {
            font-size: 12px;
            color: rgba(232, 228, 218, 0.55);
            transition: color var(--transition-base);
        }

        .footer-bottom a:hover {
            color: var(--c-gold);
        }

        /* ========== Responsive Navigation ========== */
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }
        }

        @media (min-width: 769px) {
            .mobile-nav-panel {
                display: none !important;
            }
        }

/* roulang page: category3 */
:root {
        --c-bg: #F4F1EA;
        --c-surface: #FFFFFF;
        --c-primary: #18211F;
        --c-primary-2: #0D1312;
        --c-surface-dark: #12191B;
        --c-muted: #8FA58F;
        --c-accent: #C87E4B;
        --c-accent-hover: #A65F32;
        --c-gold: #E3CBA5;
        --c-border: #D9D2C5;
        --c-text: #1F2927;
        --c-text-weak: #5C6B65;
        --c-text-on-dark: #E8E4DA;
        --radius-sm: 4px;
        --radius-md: 6px;
        --radius-lg: 8px;
        --shadow-card: 0 2px 12px rgba(20,30,30,0.06);
        --shadow-card-hover: 0 10px 24px rgba(20,30,30,0.12);
        --shadow-nav: 0 2px 16px rgba(20,30,30,0.08);
        --transition-base: 0.2s ease;
        --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK", "Helvetica Neue", Arial, sans-serif;
        --section-pad-desktop: 96px;
        --section-pad-tablet: 72px;
        --section-pad-mobile: 48px;
        --container-max: 1200px;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
        font-family: var(--font-sans);
        background: var(--c-bg);
        color: var(--c-text);
        line-height: 1.75;
        font-size: 16px;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        margin: 0;
        padding: 0;
    }
    a { color: var(--c-accent); text-decoration: none; transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base); }
    a:hover { color: var(--c-accent-hover); }
    a:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 3px; }
    img { max-width: 100%; height: auto; display: block; }
    button, input, textarea, select { font-family: var(--font-sans); font-size: 15px; }
    .container { max-width: var(--container-max); margin: 0 auto; padding-left: 40px; padding-right: 40px; }
    
    /* Header / Navigation */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 90;
        background: rgba(24, 33, 31, 0.96);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        height: 64px;
        display: flex;
        align-items: center;
        box-shadow: var(--shadow-nav);
        border-bottom: 1px solid rgba(227, 203, 165, 0.12);
    }
    .site-header .container { display: flex; align-items: center; justify-content: space-between; width: 100%; }
    .brand-logo {
        font-size: 1.5rem;
        font-weight: 800;
        color: var(--c-gold);
        letter-spacing: 0.04em;
        display: flex;
        align-items: center;
        gap: 10px;
        white-space: nowrap;
    }
    .brand-logo span {
        color: var(--c-text-on-dark);
        font-weight: 600;
        font-size: 0.85rem;
        letter-spacing: 0.08em;
        padding-left: 10px;
        border-left: 1px solid rgba(227, 203, 165, 0.3);
    }
    .nav-desktop { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
    .nav-desktop li { margin: 0; }
    .nav-desktop a {
        display: block;
        padding: 8px 16px;
        color: var(--c-text-on-dark);
        font-size: 0.92rem;
        font-weight: 500;
        letter-spacing: 0.02em;
        border-radius: var(--radius-sm);
        transition: background var(--transition-base), color var(--transition-base);
        white-space: nowrap;
    }
    .nav-desktop a:hover, .nav-desktop a:focus { background: rgba(227, 203, 165, 0.12); color: var(--c-gold); }
    .nav-desktop a.active { background: var(--c-accent); color: #FFFFFF; }
    .nav-toggle {
        display: none;
        background: transparent;
        border: 1px solid rgba(227,203,165,0.4);
        color: var(--c-gold);
        font-size: 1.4rem;
        width: 42px;
        height: 42px;
        border-radius: var(--radius-sm);
        cursor: pointer;
        align-items: center;
        justify-content: center;
        transition: background var(--transition-base), border-color var(--transition-base);
    }
    .nav-toggle:hover { background: rgba(227, 203, 165, 0.12); border-color: var(--c-gold); }
    .mobile-nav-panel {
        display: none;
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--c-primary-2);
        z-index: 89;
        padding: 24px 0 40px;
        border-bottom: 1px solid rgba(227, 203, 165, 0.2);
        box-shadow: var(--shadow-card-hover);
        max-height: calc(100vh - 64px);
        overflow-y: auto;
    }
    .mobile-nav-panel.is-open { display: block; }
    .mobile-nav-panel ul { list-style: none; margin: 0; padding: 0; }
    .mobile-nav-panel a {
        display: block;
        padding: 16px 32px;
        color: var(--c-text-on-dark);
        font-size: 1.15rem;
        font-weight: 600;
        border-bottom: 1px solid rgba(227,203,165,0.08);
    }
    .mobile-nav-panel a:hover, .mobile-nav-panel a.active { color: var(--c-gold); background: rgba(227,203,165,0.06); }

    /* Breadcrumb */
    .crumb-bar {
        background: var(--c-surface);
        border-bottom: 1px solid var(--c-border);
        padding: 12px 0;
        font-size: 13px;
        color: var(--c-text-weak);
    }
    .crumb-bar .container { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; }
    .crumb-bar a { color: var(--c-text-weak); }
    .crumb-bar a:hover { color: var(--c-accent); }
    .crumb-bar .sep { color: var(--c-muted); margin: 0 4px; }
    .crumb-bar .cur { font-weight: 700; color: var(--c-text); }
    .crumb-bar .back-link { margin-left: auto; color: var(--c-accent); font-weight: 500; font-size: 13px; }
    .crumb-bar .back-link:hover { color: var(--c-accent-hover); }

    /* Low-height Hero */
    .page-hero {
        position: relative;
        height: 210px;
        background: url('/assets/images/backpic/back-2.webp') center center/cover no-repeat;
        display: flex;
        align-items: flex-end;
        padding-bottom: 28px;
        overflow: hidden;
    }
    .page-hero::before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(160deg, rgba(13,19,18,0.82) 0%, rgba(24,33,31,0.68) 55%, rgba(24,33,31,0.42) 100%);
        z-index: 1;
    }
    .page-hero::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(to bottom, transparent 55%, rgba(13,19,18,0.4) 100%);
        z-index: 1;
        pointer-events: none;
    }
    .page-hero .container { position: relative; z-index: 2; width: 100%; }
    .page-hero h1 {
        font-size: 2.1rem;
        font-weight: 800;
        color: #FFFFFF;
        margin: 0 0 6px;
        letter-spacing: 0.02em;
    }
    .page-hero .hero-sub {
        font-size: 0.98rem;
        color: var(--c-gold);
        opacity: 0.92;
    }

    /* Section base */
    .section-pad { padding-top: 72px; padding-bottom: 72px; }
    .section-tight { padding-top: 48px; padding-bottom: 48px; }
    .section-title {
        font-size: 1.6rem;
        font-weight: 800;
        color: var(--c-primary);
        letter-spacing: 0.01em;
        margin-bottom: 10px;
    }
    .section-lead {
        font-size: 15px;
        color: var(--c-text-weak);
        max-width: 780px;
        margin-bottom: 28px;
    }

    /* Filter bar */
    .filter-bar {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 10px;
        background: var(--c-surface);
        border: 1px solid var(--c-border);
        border-radius: var(--radius-md);
        padding: 16px 20px;
        margin-bottom: 28px;
        box-shadow: var(--shadow-card);
    }
    .filter-bar .filter-label {
        font-size: 13px;
        color: var(--c-text-weak);
        font-weight: 600;
        letter-spacing: 0.06em;
        margin-right: 6px;
    }
    .filter-bar .filter-btn {
        padding: 7px 16px;
        font-size: 13px;
        border: 1px solid var(--c-border);
        border-radius: 20px;
        background: var(--c-bg);
        color: var(--c-text);
        cursor: pointer;
        transition: all var(--transition-base);
        white-space: nowrap;
    }
    .filter-bar .filter-btn:hover, .filter-bar .filter-btn:focus {
        border-color: var(--c-accent);
        color: var(--c-accent);
        outline: none;
    }
    .filter-bar .filter-btn.active {
        background: var(--c-primary);
        border-color: var(--c-primary);
        color: var(--c-gold);
    }

    /* Resource cards grid */
    .resource-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
    .resource-card {
        background: var(--c-surface);
        border: 1px solid var(--c-border);
        border-radius: var(--radius-lg);
        overflow: hidden;
        display: flex;
        flex-direction: column;
        box-shadow: var(--shadow-card);
        transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
        position: relative;
    }
    .resource-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-card-hover);
        border-color: var(--c-accent);
    }
    .resource-card .card-img-wrap {
        position: relative;
        height: 190px;
        overflow: hidden;
        background: var(--c-surface-dark);
    }
    .resource-card .card-img-wrap img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.45s ease;
    }
    .resource-card:hover .card-img-wrap img { transform: scale(1.04); }
    .resource-card .card-tag {
        position: absolute;
        top: 12px;
        left: 12px;
        background: rgba(24,33,31,0.88);
        color: var(--c-gold);
        font-size: 12px;
        padding: 4px 12px;
        border-radius: 20px;
        font-weight: 600;
        letter-spacing: 0.04em;
        backdrop-filter: blur(4px);
    }
    .resource-card .card-body {
        padding: 18px 20px 20px;
        display: flex;
        flex-direction: column;
        flex: 1;
    }
    .resource-card .card-title {
        font-size: 1.12rem;
        font-weight: 700;
        color: var(--c-primary);
        margin: 0 0 8px;
        line-height: 1.45;
    }
    .resource-card .card-desc {
        font-size: 14px;
        color: var(--c-text-weak);
        line-height: 1.7;
        flex: 1;
        margin-bottom: 14px;
    }
    .resource-card .card-meta {
        font-size: 12px;
        color: var(--c-muted);
        border-top: 1px solid var(--c-border);
        padding-top: 12px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .resource-card .card-link {
        font-size: 13px;
        font-weight: 600;
        color: var(--c-accent);
        display: inline-flex;
        align-items: center;
        gap: 4px;
    }
    .resource-card .card-link:hover { color: var(--c-accent-hover); }

    /* Pagination */
    .pagination-row {
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 8px;
        margin-top: 32px;
    }
    .pagination-row .page-btn {
        min-width: 40px;
        height: 40px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border: 1px solid var(--c-border);
        border-radius: var(--radius-sm);
        background: var(--c-surface);
        color: var(--c-text);
        font-size: 14px;
        cursor: pointer;
        transition: all var(--transition-base);
    }
    .pagination-row .page-btn:hover { border-color: var(--c-accent); color: var(--c-accent); }
    .pagination-row .page-btn.active { background: var(--c-primary); border-color: var(--c-primary); color: var(--c-gold); }
    .pagination-row .page-btn.disabled { opacity: 0.4; cursor: not-allowed; }

    /* CTA strip */
    .mini-cta {
        background: var(--c-surface-dark);
        border-radius: var(--radius-lg);
        padding: 32px 36px;
        margin-top: 40px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 20px;
        flex-wrap: wrap;
        position: relative;
        overflow: hidden;
    }
    .mini-cta::before {
        content: '';
        position: absolute;
        right: -40px;
        top: -40px;
        width: 180px;
        height: 180px;
        border: 1px dashed rgba(227,203,165,0.3);
        border-radius: 50%;
    }
    .mini-cta h3 {
        color: var(--c-text-on-dark);
        font-size: 1.35rem;
        font-weight: 700;
        margin: 0;
        position: relative;
        z-index: 1;
    }
    .mini-cta p {
        color: var(--c-muted);
        font-size: 14px;
        margin: 4px 0 0;
        position: relative;
        z-index: 1;
    }
    .mini-cta .btn-accent {
        position: relative;
        z-index: 1;
        display: inline-block;
        background: var(--c-accent);
        color: #fff;
        padding: 12px 28px;
        border-radius: var(--radius-sm);
        font-weight: 600;
        font-size: 14px;
        letter-spacing: 0.05em;
        border: none;
        transition: background var(--transition-base);
        white-space: nowrap;
    }
    .mini-cta .btn-accent:hover { background: var(--c-accent-hover); color: #fff; }

    /* FAQ */
    .faq-list { max-width: 850px; margin: 0 auto; }
    .faq-item {
        background: var(--c-surface);
        border: 1px solid var(--c-border);
        border-radius: var(--radius-md);
        margin-bottom: 10px;
        overflow: hidden;
        transition: border-color var(--transition-base);
    }
    .faq-item:hover { border-color: var(--c-muted); }
    .faq-item .faq-toggle {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        background: var(--c-surface);
        border: none;
        padding: 18px 22px;
        cursor: pointer;
        font-size: 15px;
        font-weight: 600;
        color: var(--c-primary);
        text-align: left;
        gap: 16px;
        transition: background var(--transition-base);
    }
    .faq-item .faq-toggle:hover { background: #FBF9F5; }
    .faq-item .faq-num {
        color: var(--c-accent);
        font-weight: 700;
        font-size: 13px;
        letter-spacing: 0.06em;
        min-width: 36px;
    }
    .faq-item .faq-icon {
        color: var(--c-muted);
        font-size: 13px;
        transition: transform var(--transition-base);
        flex-shrink: 0;
    }
    .faq-item.is-open .faq-icon { transform: rotate(180deg); }
    .faq-item .faq-content {
        padding: 0 22px 20px 72px;
        font-size: 14px;
        color: var(--c-text-weak);
        line-height: 1.8;
        display: none;
    }
    .faq-item.is-open .faq-content { display: block; }

    /* Footer */
    .site-footer {
        background: var(--c-primary-2);
        color: var(--c-text-on-dark);
        padding: 64px 0 28px;
        margin-top: 60px;
        border-top: 1px solid rgba(227,203,165,0.1);
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 2fr 1.2fr 1.2fr 1.2fr;
        gap: 32px;
        margin-bottom: 40px;
    }
    .footer-brand h4 {
        color: var(--c-gold);
        font-size: 1.4rem;
        font-weight: 800;
        margin: 0 0 12px;
        letter-spacing: 0.04em;
    }
    .footer-brand p {
        font-size: 14px;
        color: var(--c-muted);
        line-height: 1.8;
        margin: 0;
    }
    .footer-col h5 {
        color: var(--c-gold);
        font-size: 14px;
        font-weight: 700;
        letter-spacing: 0.06em;
        margin: 0 0 14px;
    }
    .footer-col ul { list-style: none; margin: 0; padding: 0; }
    .footer-col li { margin-bottom: 8px; }
    .footer-col a {
        color: var(--c-text-on-dark);
        font-size: 14px;
        opacity: 0.8;
        transition: opacity var(--transition-base), color var(--transition-base);
    }
    .footer-col a:hover { color: var(--c-gold); opacity: 1; }
    .footer-bottom {
        border-top: 1px solid rgba(227,203,165,0.12);
        padding-top: 20px;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 12px 20px;
        font-size: 12px;
        color: rgba(232,228,218,0.5);
    }
    .footer-bottom a { color: rgba(232,228,218,0.6); }
    .footer-bottom a:hover { color: var(--c-gold); }

    /* Responsive */
    @media (max-width: 1024px) {
        .container { padding-left: 32px; padding-right: 32px; }
        .resource-grid { grid-template-columns: repeat(2, 1fr); }
        .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
        .footer-brand { grid-column: 1 / -1; }
    }
    @media (max-width: 768px) {
        .container { padding-left: 20px; padding-right: 20px; }
        .nav-desktop { display: none; }
        .nav-toggle { display: flex; }
        .page-hero { height: 180px; }
        .page-hero h1 { font-size: 1.6rem; }
        .section-pad { padding-top: 48px; padding-bottom: 48px; }
        .resource-grid { grid-template-columns: 1fr; }
        .filter-bar { flex-direction: column; align-items: flex-start; }
        .crumb-bar .back-link { margin-left: 0; width: 100%; }
        .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
        .footer-brand { grid-column: 1 / -1; }
        .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
        .mini-cta { flex-direction: column; align-items: flex-start; padding: 24px; }
        .mini-cta .btn-accent { width: 100%; text-align: center; }
    }
    @media (max-width: 520px) {
        .footer-grid { grid-template-columns: 1fr; }
        .pagination-row { flex-wrap: wrap; }
        .page-hero h1 { font-size: 1.4rem; }
    }

/* roulang page: category4 */
:root {
            --c-bg: #F4F1EA;
            --c-surface: #FFFFFF;
            --c-primary: #18211F;
            --c-primary-2: #0D1312;
            --c-surface-dark: #12191B;
            --c-muted: #8FA58F;
            --c-accent: #C87E4B;
            --c-accent-hover: #A65F32;
            --c-gold: #E3CBA5;
            --c-border: #D9D2C5;
            --c-text: #1F2927;
            --c-text-weak: #5C6B65;
            --c-text-on-dark: #E8E4DA;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --shadow-card: 0 2px 12px rgba(20,30,30,0.06);
            --shadow-card-hover: 0 10px 24px rgba(20,30,30,0.12);
            --shadow-nav: 0 2px 16px rgba(20,30,30,0.08);
            --transition-base: 0.2s ease;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK", "Helvetica Neue", Arial, sans-serif;
            --section-pad-desktop: 80px;
            --section-pad-tablet: 64px;
            --section-pad-mobile: 44px;
            --container-max: 1200px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background: var(--c-bg);
            color: var(--c-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }
        a {
            color: var(--c-accent);
            text-decoration: none;
            transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base);
        }
        a:hover {
            color: var(--c-accent-hover);
        }
        a:focus-visible {
            outline: 2px solid var(--c-accent);
            outline-offset: 3px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: var(--font-sans);
            font-size: 15px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 32px;
            padding-right: 32px;
        }
        @media (max-width: 640px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
        }
        @media (min-width: 1024px) {
            .container {
                padding-left: 40px;
                padding-right: 40px;
            }
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 90;
            background: rgba(24, 33, 31, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            height: 64px;
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-nav);
            border-bottom: 1px solid rgba(227, 203, 165, 0.12);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .brand-logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--c-gold);
            letter-spacing: 0.04em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .brand-logo span {
            color: var(--c-text-on-dark);
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.08em;
            padding-left: 10px;
            border-left: 1px solid rgba(227, 203, 165, 0.3);
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-desktop li {
            margin: 0;
        }
        .nav-desktop a {
            display: block;
            padding: 8px 16px;
            color: var(--c-text-on-dark);
            font-size: 0.92rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), color var(--transition-base);
            white-space: nowrap;
        }
        .nav-desktop a:hover,
        .nav-desktop a:focus {
            background: rgba(227, 203, 165, 0.12);
            color: var(--c-gold);
        }
        .nav-desktop a.active {
            background: var(--c-accent);
            color: #FFFFFF;
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(227, 203, 165, 0.4);
            color: var(--c-gold);
            font-size: 1.4rem;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: background var(--transition-base), border-color var(--transition-base);
        }
        .nav-toggle:hover {
            background: rgba(227, 203, 165, 0.12);
            border-color: var(--c-gold);
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: var(--c-primary-2);
            z-index: 89;
            padding: 24px 0 40px;
            border-bottom: 1px solid rgba(227, 203, 165, 0.2);
            box-shadow: var(--shadow-card-hover);
            max-height: calc(100vh - 64px);
            overflow-y: auto;
        }
        .mobile-nav-panel.is-open {
            display: block;
        }
        .mobile-nav-panel ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 16px 32px;
            color: var(--c-text-on-dark);
            font-size: 1.15rem;
            font-weight: 600;
            border-bottom: 1px solid rgba(227, 203, 165, 0.1);
            transition: background var(--transition-base), color var(--transition-base);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: rgba(227, 203, 165, 0.1);
            color: var(--c-gold);
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background: var(--c-surface);
            border-bottom: 1px solid var(--c-border);
            padding: 12px 0;
            font-size: 0.85rem;
            color: var(--c-text-weak);
            position: relative;
            z-index: 50;
        }
        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .breadcrumb-bar a {
            color: var(--c-text-weak);
            transition: color var(--transition-base);
        }
        .breadcrumb-bar a:hover {
            color: var(--c-accent);
        }
        .breadcrumb-bar .separator {
            color: var(--c-muted);
            user-select: none;
        }
        .breadcrumb-bar .back-link {
            margin-left: auto;
            font-size: 0.8rem;
            color: var(--c-accent);
            font-weight: 500;
            cursor: pointer;
            background: none;
            border: none;
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), color var(--transition-base);
        }
        .breadcrumb-bar .back-link:hover {
            background: rgba(200, 126, 75, 0.1);
            color: var(--c-accent-hover);
        }
        .breadcrumb-bar .current {
            font-weight: 700;
            color: var(--c-text);
        }

        /* Hero - low height */
        .page-hero {
            position: relative;
            height: 220px;
            min-height: 180px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: flex-end;
            overflow: hidden;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 19, 18, 0.82) 0%, rgba(24, 33, 31, 0.68) 55%, rgba(24, 33, 31, 0.38) 100%);
            z-index: 1;
        }
        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            padding: 28px 0 24px;
            width: 100%;
        }
        .page-hero h1 {
            color: #FFFFFF;
            font-size: clamp(1.6rem, 3.4vw, 2.2rem);
            font-weight: 800;
            letter-spacing: 0.02em;
            margin: 0 0 6px;
            line-height: 1.3;
        }
        .page-hero .hero-sub {
            color: var(--c-gold);
            font-size: 0.95rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin: 0;
        }

        /* Filter bar */
        .filter-bar {
            background: var(--c-surface);
            border-bottom: 1px solid var(--c-border);
            padding: 16px 0;
            position: relative;
            z-index: 40;
        }
        .filter-bar .filter-inner {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
        }
        .filter-bar .filter-label {
            font-size: 0.85rem;
            color: var(--c-text-weak);
            font-weight: 600;
            margin-right: 4px;
            white-space: nowrap;
        }
        .filter-btn {
            display: inline-flex;
            align-items: center;
            padding: 7px 16px;
            font-size: 0.85rem;
            font-weight: 500;
            border-radius: 999px;
            border: 1px solid var(--c-border);
            background: var(--c-surface);
            color: var(--c-text-weak);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .filter-btn:hover {
            border-color: var(--c-accent);
            color: var(--c-accent);
            background: rgba(200, 126, 75, 0.06);
        }
        .filter-btn.active {
            background: var(--c-primary);
            border-color: var(--c-primary);
            color: var(--c-gold);
            font-weight: 600;
        }

        /* Cards grid */
        .cards-section {
            padding: var(--section-pad-desktop) 0 48px;
        }
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px 24px;
            margin-bottom: 40px;
        }
        .content-card {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
            position: relative;
        }
        .content-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--c-accent);
        }
        .content-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 2px;
            height: 100%;
            background: var(--c-accent);
            opacity: 0;
            transition: opacity var(--transition-base);
            z-index: 1;
        }
        .content-card:hover::before {
            opacity: 1;
        }
        .card-image {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .content-card:hover .card-image img {
            transform: scale(1.04);
        }
        .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(13, 19, 18, 0.78);
            color: var(--c-gold);
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            padding: 4px 12px;
            border-radius: 999px;
            z-index: 2;
        }
        .card-body {
            padding: 18px 20px 20px;
        }
        .card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--c-text);
            line-height: 1.4;
        }
        .card-body h3 a {
            color: var(--c-text);
            transition: color var(--transition-base);
        }
        .card-body h3 a:hover {
            color: var(--c-accent);
        }
        .card-excerpt {
            font-size: 0.88rem;
            color: var(--c-text-weak);
            line-height: 1.65;
            margin: 0 0 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.78rem;
            color: var(--c-muted);
            padding-top: 12px;
            border-top: 1px solid var(--c-border);
        }
        .card-meta .meta-id {
            font-weight: 600;
            color: var(--c-accent);
            letter-spacing: 0.05em;
        }
        .card-meta .meta-date {
            color: var(--c-text-weak);
        }

        /* Pagination */
        .pagination-wrap {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin: 16px 0 40px;
        }
        .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 14px;
            font-size: 0.9rem;
            font-weight: 500;
            border-radius: var(--radius-sm);
            border: 1px solid var(--c-border);
            background: var(--c-surface);
            color: var(--c-text-weak);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .page-btn:hover {
            border-color: var(--c-accent);
            color: var(--c-accent);
            background: rgba(200, 126, 75, 0.06);
        }
        .page-btn.current {
            background: var(--c-primary);
            border-color: var(--c-primary);
            color: var(--c-gold);
            font-weight: 700;
        }
        .page-btn.disabled {
            opacity: 0.5;
            cursor: not-allowed;
            pointer-events: none;
        }

        /* Section common */
        .section-block {
            padding: var(--section-pad-desktop) 0;
        }
        .section-block.alt-bg {
            background: var(--c-surface);
            border-top: 1px solid var(--c-border);
            border-bottom: 1px solid var(--c-border);
        }
        .section-block.dark-bg {
            background: var(--c-surface-dark);
            color: var(--c-text-on-dark);
            border-top: 1px solid rgba(227, 203, 165, 0.12);
            border-bottom: 1px solid rgba(227, 203, 165, 0.12);
        }
        .section-title {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--c-primary);
            margin: 0 0 12px;
            line-height: 1.35;
        }
        .dark-bg .section-title {
            color: var(--c-gold);
        }
        .section-lead {
            font-size: 1rem;
            color: var(--c-text-weak);
            margin: 0 0 32px;
            max-width: 680px;
            line-height: 1.7;
        }
        .dark-bg .section-lead {
            color: rgba(232, 228, 218, 0.72);
        }

        /* Benefits grid */
        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .benefit-item {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .benefit-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }
        .benefit-icon {
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(200, 126, 75, 0.1);
            border-radius: var(--radius-md);
            color: var(--c-accent);
            font-size: 1.2rem;
        }
        .benefit-item h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0;
            color: var(--c-text);
        }
        .benefit-item p {
            font-size: 0.88rem;
            color: var(--c-text-weak);
            line-height: 1.7;
            margin: 0;
        }

        /* Scenario block */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .scenario-item {
            background: rgba(24, 33, 31, 0.04);
            border: 1px solid rgba(24, 33, 31, 0.1);
            border-radius: var(--radius-md);
            padding: 20px 18px;
            text-align: left;
        }
        .dark-bg .scenario-item {
            background: rgba(227, 203, 165, 0.06);
            border-color: rgba(227, 203, 165, 0.18);
        }
        .scenario-item .scenario-num {
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--c-accent);
            letter-spacing: 0.1em;
            display: block;
            margin-bottom: 8px;
        }
        .scenario-item h4 {
            font-size: 0.98rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--c-text);
        }
        .dark-bg .scenario-item h4 {
            color: var(--c-gold);
        }
        .scenario-item p {
            font-size: 0.85rem;
            color: var(--c-text-weak);
            line-height: 1.65;
            margin: 0;
        }
        .dark-bg .scenario-item p {
            color: rgba(232, 228, 218, 0.68);
        }

        /* Process / steps */
        .steps-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            counter-reset: step;
        }
        .step-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--c-border);
            position: relative;
        }
        .step-item:last-child {
            border-bottom: none;
        }
        .step-indicator {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--c-primary);
            color: var(--c-gold);
            font-weight: 800;
            font-size: 1rem;
            border-radius: var(--radius-md);
            letter-spacing: 0.05em;
        }
        .step-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--c-text);
        }
        .dark-bg .step-item h4 {
            color: var(--c-gold);
        }
        .step-item p {
            font-size: 0.9rem;
            color: var(--c-text-weak);
            margin: 0;
            line-height: 1.7;
        }
        .dark-bg .step-item p {
            color: rgba(232, 228, 218, 0.7);
        }

        /* FAQ */
        .faq-wrapper {
            max-width: 840px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            background: var(--c-surface);
            overflow: hidden;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }
        .faq-item:hover {
            border-color: var(--c-accent);
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            background: transparent;
            border: none;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: var(--c-text);
            text-align: left;
            transition: color var(--transition-base);
        }
        .faq-question:hover {
            color: var(--c-accent);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            background: rgba(200, 126, 75, 0.1);
            color: var(--c-accent);
            font-size: 0.8rem;
            transition: transform var(--transition-base);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 20px;
            color: var(--c-text-weak);
            font-size: 0.9rem;
            line-height: 1.7;
            border-top: 0 solid var(--c-border);
        }
        .faq-item.open .faq-answer {
            max-height: 320px;
            padding: 16px 20px 20px;
            border-top-width: 1px;
        }

        /* CTA */
        .cta-banner {
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        .cta-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(13, 19, 18, 0.82);
            z-index: 1;
        }
        .cta-banner > * {
            position: relative;
            z-index: 2;
        }
        .cta-content h3 {
            color: #FFFFFF;
            font-size: 1.5rem;
            font-weight: 800;
            margin: 0 0 8px;
        }
        .cta-content p {
            color: rgba(232, 228, 218, 0.78);
            margin: 0;
            font-size: 0.95rem;
            max-width: 520px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            background: var(--c-accent);
            color: #FFFFFF;
            font-weight: 600;
            font-size: 0.93rem;
            letter-spacing: 0.04em;
            border-radius: var(--radius-sm);
            border: 1px solid var(--c-accent);
            cursor: pointer;
            transition: background var(--transition-base), border-color var(--transition-base), transform var(--transition-base);
            white-space: nowrap;
            text-decoration: none;
        }
        .btn-primary:hover {
            background: var(--c-accent-hover);
            border-color: var(--c-accent-hover);
            color: #FFFFFF;
            transform: translateY(-2px);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            background: transparent;
            color: var(--c-gold);
            font-weight: 600;
            font-size: 0.93rem;
            letter-spacing: 0.04em;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(227, 203, 165, 0.5);
            cursor: pointer;
            transition: background var(--transition-base), border-color var(--transition-base), color var(--transition-base);
            white-space: nowrap;
            text-decoration: none;
        }
        .btn-secondary:hover {
            background: rgba(227, 203, 165, 0.1);
            border-color: var(--c-gold);
            color: var(--c-gold);
        }

        /* Footer */
        .site-footer {
            background: var(--c-primary-2);
            color: var(--c-text-on-dark);
            padding: 48px 0 28px;
            border-top: 1px solid rgba(227, 203, 165, 0.15);
            font-size: 0.88rem;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 28px;
            margin-bottom: 32px;
        }
        .site-footer .footer-brand h4 {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--c-gold);
            margin: 0 0 10px;
            letter-spacing: 0.05em;
        }
        .site-footer .footer-brand p {
            font-size: 0.85rem;
            color: rgba(232, 228, 218, 0.66);
            line-height: 1.65;
            margin: 0;
            max-width: 300px;
        }
        .site-footer .footer-col h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--c-gold);
            margin: 0 0 12px;
            letter-spacing: 0.04em;
        }
        .site-footer .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .site-footer .footer-col ul li {
            margin-bottom: 6px;
        }
        .site-footer .footer-col ul a {
            color: rgba(232, 228, 218, 0.68);
            font-size: 0.85rem;
            transition: color var(--transition-base);
        }
        .site-footer .footer-col ul a:hover {
            color: var(--c-gold);
        }
        .site-footer .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px 20px;
            padding-top: 20px;
            border-top: 1px solid rgba(227, 203, 165, 0.12);
            font-size: 0.78rem;
            color: rgba(232, 228, 218, 0.5);
        }
        .site-footer .footer-bottom a {
            color: rgba(232, 228, 218, 0.6);
            transition: color var(--transition-base);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--c-gold);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .benefits-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .scenario-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            :root {
                --section-pad-desktop: 48px;
                --section-pad-tablet: 44px;
                --section-pad-mobile: 32px;
            }
            .nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .page-hero {
                height: 180px;
                min-height: 160px;
            }
            .cards-grid {
                grid-template-columns: 1fr;
            }
            .benefits-grid {
                grid-template-columns: 1fr;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
            }
            .filter-bar .filter-inner {
                gap: 6px;
            }
            .filter-btn {
                padding: 5px 12px;
                font-size: 0.78rem;
            }
            .cta-banner {
                padding: 32px 22px;
                flex-direction: column;
                align-items: flex-start;
            }
            .steps-list .step-item {
                gap: 14px;
                padding: 14px 0;
            }
            .step-indicator {
                width: 38px;
                height: 38px;
                font-size: 0.85rem;
            }
            .step-item h4 {
                font-size: 0.95rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .card-image {
                height: 170px;
            }
            .breadcrumb-bar .back-link {
                margin-left: 0;
            }
            .pagination-wrap {
                gap: 4px;
            }
            .page-btn {
                min-width: 34px;
                height: 34px;
                padding: 0 10px;
                font-size: 0.8rem;
            }
        }
        @media (min-width: 641px) and (max-width: 1024px) {
            .nav-desktop a {
                padding: 8px 10px;
                font-size: 0.82rem;
            }
            .brand-logo {
                font-size: 1.25rem;
            }
            .brand-logo span {
                font-size: 0.72rem;
                padding-left: 6px;
            }
        }

/* roulang page: category5 */
:root {
            --c-bg: #F4F1EA;
            --c-surface: #FFFFFF;
            --c-primary: #18211F;
            --c-primary-2: #0D1312;
            --c-surface-dark: #12191B;
            --c-muted: #8FA58F;
            --c-accent: #C87E4B;
            --c-accent-hover: #A65F32;
            --c-gold: #E3CBA5;
            --c-border: #D9D2C5;
            --c-text: #1F2927;
            --c-text-weak: #5C6B65;
            --c-text-on-dark: #E8E4DA;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --shadow-card: 0 2px 12px rgba(20, 30, 30, 0.06);
            --shadow-card-hover: 0 10px 24px rgba(20, 30, 30, 0.12);
            --shadow-nav: 0 2px 16px rgba(20, 30, 30, 0.08);
            --transition-base: 0.2s ease;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK", "Helvetica Neue", Arial, sans-serif;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 48px;
            --container-max: 1200px;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--c-bg);
            color: var(--c-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        a {
            color: var(--c-accent);
            text-decoration: none;
            transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base);
        }

        a:hover {
            color: var(--c-accent-hover);
        }

        a:focus-visible {
            outline: 2px solid var(--c-accent);
            outline-offset: 3px;
        }

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

        button,
        input,
        textarea,
        select {
            font-family: var(--font-sans);
            font-size: 15px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 32px;
            padding-right: 32px;
        }

        @media (max-width: 640px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        @media (min-width: 1024px) {
            .container {
                padding-left: 40px;
                padding-right: 40px;
            }
        }

        /* ============ Header / Navigation ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 90;
            background: rgba(24, 33, 31, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            height: 64px;
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-nav);
            border-bottom: 1px solid rgba(227, 203, 165, 0.12);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .brand-logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--c-gold);
            letter-spacing: 0.04em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .brand-logo span {
            color: var(--c-text-on-dark);
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.08em;
            padding-left: 10px;
            border-left: 1px solid rgba(227, 203, 165, 0.3);
        }

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

        .nav-desktop li {
            margin: 0;
        }

        .nav-desktop a {
            display: block;
            padding: 8px 16px;
            color: var(--c-text-on-dark);
            font-size: 0.92rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            border-radius: var(--radius-sm);
            transition: background var(--transition-base), color var(--transition-base);
            white-space: nowrap;
        }

        .nav-desktop a:hover,
        .nav-desktop a:focus {
            background: rgba(227, 203, 165, 0.12);
            color: var(--c-gold);
        }

        .nav-desktop a.active {
            background: var(--c-accent);
            color: #FFFFFF;
        }

        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(227, 203, 165, 0.4);
            color: var(--c-gold);
            font-size: 1.4rem;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: background var(--transition-base), border-color var(--transition-base);
        }

        .nav-toggle:hover {
            background: rgba(227, 203, 165, 0.12);
            border-color: var(--c-gold);
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: var(--c-primary-2);
            z-index: 89;
            padding: 24px 0 40px;
            border-bottom: 1px solid rgba(227, 203, 165, 0.2);
            box-shadow: var(--shadow-card-hover);
            max-height: calc(100vh - 64px);
            overflow-y: auto;
        }

        .mobile-nav-panel.is-open {
            display: block;
        }

        .mobile-nav-panel ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .mobile-nav-panel a {
            display: block;
            padding: 16px 32px;
            color: var(--c-text-on-dark);
            font-size: 1.15rem;
            font-weight: 600;
            border-bottom: 1px solid rgba(227, 203, 165, 0.12);
            transition: background var(--transition-base), color var(--transition-base);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: rgba(200, 126, 75, 0.18);
            color: var(--c-gold);
        }

        @media (max-width: 767px) {
            .nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .site-header .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ============ Breadcrumb ============ */
        .breadcrumb-wrap {
            background: var(--c-surface);
            border-bottom: 1px solid var(--c-border);
            padding: 10px 0;
            font-size: 13px;
            color: var(--c-text-weak);
        }

        .breadcrumb-wrap .container {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .breadcrumb-wrap a {
            color: var(--c-text-weak);
            transition: color var(--transition-base);
        }

        .breadcrumb-wrap a:hover {
            color: var(--c-accent);
        }

        .breadcrumb-sep {
            color: var(--c-muted);
            user-select: none;
        }

        .breadcrumb-current {
            font-weight: 700;
            color: var(--c-text);
        }

        .breadcrumb-back {
            margin-left: auto;
            font-weight: 500;
            color: var(--c-accent);
            cursor: pointer;
            white-space: nowrap;
        }

        .breadcrumb-back:hover {
            color: var(--c-accent-hover);
        }

        @media (max-width: 640px) {
            .breadcrumb-back {
                margin-left: 0;
                width: 100%;
                padding-top: 6px;
            }
        }

        /* ============ Category Hero (Low Height) ============ */
        .category-hero {
            position: relative;
            min-height: 220px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: flex-end;
            padding: 36px 0;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 19, 18, 0.82) 0%, rgba(24, 33, 31, 0.68) 55%, rgba(24, 33, 31, 0.45) 100%);
            z-index: 1;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            top: -40%;
            right: -5%;
            width: 420px;
            height: 420px;
            border: 2px dashed rgba(227, 203, 165, 0.25);
            border-radius: 50%;
            z-index: 1;
            pointer-events: none;
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .category-hero-tag {
            display: inline-block;
            background: rgba(200, 126, 75, 0.22);
            color: var(--c-gold);
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.1em;
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 10px;
            border: 1px solid rgba(227, 203, 165, 0.3);
        }

        .category-hero h1 {
            font-size: 2.2rem;
            font-weight: 800;
            color: #FFFFFF;
            margin: 0 0 6px;
            letter-spacing: 0.03em;
            line-height: 1.3;
        }

        .category-hero p {
            color: rgba(232, 228, 218, 0.85);
            font-size: 0.95rem;
            margin: 0;
            max-width: 520px;
        }

        @media (max-width: 640px) {
            .category-hero {
                min-height: 190px;
                padding: 28px 0;
            }
            .category-hero h1 {
                font-size: 1.55rem;
            }
            .category-hero p {
                font-size: 0.85rem;
            }
        }

        /* ============ Filter Bar ============ */
        .filter-section {
            padding: 36px 0 12px;
        }

        .filter-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            border-bottom: 1px solid var(--c-border);
            padding-bottom: 18px;
        }

        .filter-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--c-text-weak);
            letter-spacing: 0.06em;
            margin-right: 6px;
        }

        .filter-btn {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            color: var(--c-text-weak);
            font-size: 0.85rem;
            font-weight: 500;
            padding: 8px 18px;
            border-radius: 20px;
            cursor: pointer;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
        }

        .filter-btn:hover {
            border-color: var(--c-accent);
            color: var(--c-accent);
        }

        .filter-btn.active {
            background: var(--c-primary);
            border-color: var(--c-primary);
            color: var(--c-gold);
        }

        .filter-btn:focus-visible {
            outline: 2px solid var(--c-accent);
            outline-offset: 2px;
        }

        /* ============ Card Grid ============ */
        .card-grid-section {
            padding: 28px 0 64px;
        }

        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 24px;
        }

        @media (min-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 28px;
            }
        }

        @media (max-width: 639px) {
            .card-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
        }

        .category-card {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
            position: relative;
            cursor: pointer;
        }

        .category-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--c-accent);
        }

        .category-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--c-accent);
            transition: width var(--transition-base);
            z-index: 3;
        }

        .category-card:hover::before {
            width: 100%;
        }

        .category-card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }

        .category-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .category-card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(24, 33, 31, 0.82);
            color: var(--c-gold);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            padding: 5px 12px;
            border-radius: 16px;
            border: 1px solid rgba(227, 203, 165, 0.25);
            z-index: 2;
        }

        .category-card-body {
            padding: 18px 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .category-card-title {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--c-text);
            margin: 0 0 8px;
            line-height: 1.45;
        }

        .category-card-desc {
            font-size: 0.9rem;
            color: var(--c-text-weak);
            margin: 0 0 18px;
            line-height: 1.7;
            flex: 1;
        }

        .category-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--c-muted);
            border-top: 1px solid var(--c-border);
            padding-top: 12px;
        }

        .category-card-num {
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--c-text-weak);
        }

        .category-card-link {
            color: var(--c-accent);
            font-weight: 600;
            font-size: 0.82rem;
            letter-spacing: 0.03em;
            transition: color var(--transition-base);
        }

        .category-card:hover .category-card-link {
            color: var(--c-accent-hover);
        }

        /* ============ Pagination ============ */
        .pagination-placeholder {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 20px 0 40px;
            flex-wrap: wrap;
        }

        .page-dot,
        .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--c-border);
            background: var(--c-surface);
            color: var(--c-text-weak);
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .page-dot.active {
            background: var(--c-primary);
            border-color: var(--c-primary);
            color: var(--c-gold);
        }

        .page-dot:hover,
        .page-btn:hover {
            border-color: var(--c-accent);
            color: var(--c-accent);
        }

        .page-ellipsis {
            color: var(--c-muted);
            font-weight: 600;
        }

        /* ============ Value Proposition Section ============ */
        .value-section {
            background: var(--c-surface-dark);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }

        .value-section::before {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -3%;
            width: 300px;
            height: 300px;
            border: 2px dashed rgba(227, 203, 165, 0.12);
            border-radius: 50%;
            pointer-events: none;
        }

        .value-section .container {
            position: relative;
            z-index: 2;
        }

        .value-section h2 {
            color: #FFFFFF;
            font-size: 1.9rem;
            font-weight: 800;
            margin: 0 0 16px;
            letter-spacing: 0.02em;
        }

        .value-intro {
            color: rgba(232, 228, 218, 0.75);
            font-size: 1rem;
            max-width: 640px;
            margin: 0 0 40px;
            line-height: 1.8;
        }

        .value-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
        }

        @media (min-width: 1024px) {
            .value-grid {
                grid-template-columns: repeat(4, 1fr);
                gap: 24px;
            }
        }

        @media (max-width: 639px) {
            .value-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        .value-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(227, 203, 165, 0.14);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            transition: background var(--transition-base), border-color var(--transition-base);
        }

        .value-item:hover {
            background: rgba(255, 255, 255, 0.07);
            border-color: rgba(227, 203, 165, 0.3);
        }

        .value-item-num {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--c-accent);
            letter-spacing: 0.1em;
            margin-bottom: 10px;
            display: block;
        }

        .value-item h3 {
            color: var(--c-gold);
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 8px;
        }

        .value-item p {
            color: rgba(232, 228, 218, 0.65);
            font-size: 0.88rem;
            margin: 0;
            line-height: 1.7;
        }

        @media (max-width: 640px) {
            .value-section {
                padding: 48px 0;
            }
            .value-section h2 {
                font-size: 1.5rem;
            }
        }

        /* ============ Process Section ============ */
        .process-section {
            padding: 72px 0;
            background: var(--c-bg);
        }

        .process-section h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--c-text);
            margin: 0 0 12px;
            letter-spacing: 0.02em;
        }

        .process-intro {
            color: var(--c-text-weak);
            font-size: 1rem;
            max-width: 600px;
            margin: 0 0 40px;
            line-height: 1.8;
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 20px;
        }

        @media (min-width: 1024px) {
            .process-steps {
                grid-template-columns: repeat(5, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 639px) {
            .process-steps {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        .process-step {
            background: var(--c-surface);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-md);
            padding: 20px 18px;
            text-align: left;
            position: relative;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

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

        .process-step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--c-accent);
            color: #FFFFFF;
            font-weight: 800;
            font-size: 1rem;
            border-radius: 50%;
            margin-bottom: 12px;
            letter-spacing: 0;
        }

        .process-step h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--c-text);
            margin: 0 0 6px;
        }

        .process-step p {
            font-size: 0.85rem;
            color: var(--c-text-weak);
            margin: 0;
            line-height: 1.7;
        }

        @media (max-width: 640px) {
            .process-section {
                padding: 48px 0;
            }
            .process-section h2 {
                font-size: 1.5rem;
            }
        }

        /* ============ FAQ Section ============ */
        .faq-section {
            padding: 72px 0;
            background: var(--c-surface);
            border-top: 1px solid var(--c-border);
            border-bottom: 1px solid var(--c-border);
        }

        .faq-section h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--c-text);
            margin: 0 0 8px;
            letter-spacing: 0.02em;
        }

        .faq-intro {
            color: var(--c-text-weak);
            margin: 0 0 36px;
            font-size: 0.95rem;
        }

        .faq-list {
            max-width: 840px;
            margin: 0;
        }

        .faq-item {
            border-bottom: 1px solid var(--c-border);
            margin-bottom: 0;
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 0;
            background: transparent;
            border: none;
            color: var(--c-text);
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            text-align: left;
            letter-spacing: 0.01em;
            line-height: 1.6;
            transition: color var(--transition-base);
        }

        .faq-question:hover {
            color: var(--c-accent);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            margin-left: 16px;
            width: 28px;
            height: 28px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--c-bg);
            color: var(--c-accent);
            font-size: 0.85rem;
            transition: transform var(--transition-base);
        }

        .faq-question[aria-expanded="true"] .faq-icon {
            transform: rotate(45deg);
            background: var(--c-accent);
            color: #FFFFFF;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            background: var(--c-bg);
            border-radius: var(--radius-sm);
        }

        .faq-answer-inner {
            padding: 0 18px;
            font-size: 0.92rem;
            color: var(--c-text-weak);
            line-height: 1.8;
            max-width: 720px;
        }

        .faq-item.is-open .faq-answer {
            max-height: 300px;
        }

        .faq-item.is-open .faq-answer-inner {
            padding: 16px 18px;
        }

        @media (max-width: 640px) {
            .faq-section {
                padding: 48px 0;
            }
            .faq-section h2 {
                font-size: 1.5rem;
            }
            .faq-question {
                font-size: 0.92rem;
                padding: 14px 0;
            }
        }

        /* ============ CTA Section ============ */
        .cta-section {
            position: relative;
            padding: 72px 0 80px;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(13, 19, 18, 0.78);
            z-index: 1;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-panel {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(227, 203, 165, 0.22);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            max-width: 640px;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .cta-panel h2 {
            color: #FFFFFF;
            font-size: 1.7rem;
            font-weight: 800;
            margin: 0 0 10px;
            letter-spacing: 0.02em;
        }

        .cta-panel p {
            color: rgba(232, 228, 218, 0.8);
            margin: 0 0 26px;
            font-size: 0.95rem;
            line-height: 1.75;
        }

        .cta-form .form-row {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 14px;
        }

        .cta-form input,
        .cta-form textarea,
        .cta-form select {
            background: rgba(255, 255, 255, 0.08);
            border: none;
            border-bottom: 2px solid rgba(227, 203, 165, 0.35);
            border-radius: 0;
            color: #FFFFFF;
            padding: 12px 4px;
            width: 100%;
            font-size: 0.92rem;
            transition: border-color var(--transition-base);
            margin: 0;
            box-shadow: none;
        }

        .cta-form input::placeholder,
        .cta-form textarea::placeholder {
            color: rgba(232, 228, 218, 0.5);
        }

        .cta-form input:focus,
        .cta-form textarea:focus,
        .cta-form select:focus {
            outline: none;
            border-bottom-color: var(--c-accent);
            background: rgba(255, 255, 255, 0.1);
        }

        .cta-form input,
        .cta-form select {
            flex: 1;
            min-width: 200px;
        }

        .cta-form textarea {
            resize: vertical;
            min-height: 70px;
        }

        .cta-form .btn-submit {
            background: var(--c-accent);
            color: #FFFFFF;
            border: none;
            font-size: 0.95rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            padding: 14px 36px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition-base), transform var(--transition-base);
            width: auto;
        }

        .cta-form .btn-submit:hover {
            background: var(--c-accent-hover);
            transform: translateY(-2px);
        }

        .cta-form .btn-submit:focus-visible {
            outline: 2px solid var(--c-gold);
            outline-offset: 3px;
        }

        .back-to-top {
            display: inline-block;
            margin-top: 22px;
            color: var(--c-gold);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            transition: color var(--transition-base);
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 0;
        }

        .back-to-top:hover {
            color: #FFFFFF;
        }

        @media (max-width: 640px) {
            .cta-section {
                padding: 48px 0 56px;
            }
            .cta-panel {
                padding: 28px 20px;
            }
            .cta-panel h2 {
                font-size: 1.4rem;
            }
            .cta-form .btn-submit {
                width: 100%;
                text-align: center;
            }
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--c-primary-2);
            color: rgba(232, 228, 218, 0.7);
            padding: 64px 0 24px;
            border-top: 1px solid rgba(227, 203, 165, 0.1);
            position: relative;
            overflow: hidden;
        }

        .site-footer::before {
            content: '';
            position: absolute;
            top: -40%;
            left: 10%;
            width: 350px;
            height: 350px;
            border: 2px dashed rgba(227, 203, 165, 0.08);
            border-radius: 50%;
            pointer-events: none;
        }

        .site-footer .container {
            position: relative;
            z-index: 2;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 36px;
            margin-bottom: 40px;
        }

        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr 1fr;
                gap: 40px;
            }
        }

        @media (max-width: 639px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }

        .footer-brand h4 {
            color: var(--c-gold);
            font-size: 1.4rem;
            font-weight: 800;
            margin: 0 0 10px;
            letter-spacing: 0.04em;
        }

        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.8;
            color: rgba(232, 228, 218, 0.6);
            margin: 0;
            max-width: 320px;
        }

        .footer-col h5 {
            color: #FFFFFF;
            font-size: 0.95rem;
            font-weight: 700;
            margin: 0 0 14px;
            letter-spacing: 0.04em;
        }

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

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

        .footer-col ul li:last-child {
            margin-bottom: 0;
        }

        .footer-col a {
            color: rgba(232, 228, 218, 0.6);
            font-size: 0.88rem;
            transition: color var(--transition-base);
        }

        .footer-col a:hover {
            color: var(--c-gold);
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 20px;
            align-items: center;
            font-size: 0.78rem;
            color: rgba(232, 228, 218, 0.4);
            padding-top: 20px;
            border-top: 1px solid rgba(227, 203, 165, 0.1);
        }

        .footer-bottom a {
            color: rgba(232, 228, 218, 0.5);
            font-size: 0.78rem;
            transition: color var(--transition-base);
        }

        .footer-bottom a:hover {
            color: var(--c-gold);
        }

        @media (max-width: 640px) {
            .site-footer {
                padding: 48px 0 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }