/* roulang page: index */
:root {
            --color-bg-900: #0E0E12;
            --color-bg-800: #15151B;
            --color-bg-700: #1B1B23;
            --color-bg-600: #23232D;
            --color-gold-400: #D9BC7A;
            --color-gold-500: #C9A36A;
            --color-gold-600: #B8914A;
            --color-gold-700: #9A7536;
            --color-red-600: #8F2024;
            --color-red-700: #7A1A1E;
            --color-text-warm: #F5EFE6;
            --color-text-gray: #CFC9BF;
            --color-text-muted: #8A8377;
            --color-border-gold: rgba(201, 163, 106, 0.18);
            --color-border-light: rgba(255, 255, 255, 0.06);
            --color-overlay-dark: rgba(14, 14, 18, 0.82);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.45);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.6);
            --shadow-gold: 0 4px 20px rgba(201, 163, 106, 0.25);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --gap-container: 24px;
            --max-width: 1280px;
            --font-size-h1: clamp(2.4rem, 6vw, 4.2rem);
            --font-size-h2: clamp(1.6rem, 3.5vw, 2.4rem);
            --font-size-h3: clamp(1.1rem, 2vw, 1.35rem);
            --font-size-body: 1rem;
            --font-size-small: 0.875rem;
            --line-height-body: 1.75;
            --line-height-heading: 1.35;
            --transition-base: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-family-heading: 'Noto Serif SC', 'Source Han Serif SC', 'PingFang SC', 'Microsoft YaHei', serif;
        }

        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-family-body);
            font-size: var(--font-size-body);
            line-height: var(--line-height-body);
            color: var(--color-text-gray);
            background-color: var(--color-bg-900);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }

        a:hover {
            color: var(--color-gold-500);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-gold-500);
            outline-offset: 3px;
            border-radius: 2px;
        }

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

        /* ==================== CONTAINER ==================== */
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: var(--gap-container);
            padding-right: var(--gap-container);
        }

        /* ==================== HEADER ==================== */
        .site-header {
            position: relative;
            z-index: 100;
            background-color: var(--color-bg-900);
            border-bottom: 1px solid var(--color-border-light);
            transition: box-shadow var(--transition-smooth);
        }

        .site-header.is-sticky {
            position: sticky;
            top: 0;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.55);
        }

        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 0;
        }

        .header-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-family-heading);
            font-size: 1.45rem;
            font-weight: 700;
            color: var(--color-gold-500);
            letter-spacing: 0.01em;
            white-space: nowrap;
            line-height: 1.3;
        }

        .header-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-gold-500), var(--color-gold-700));
            border-radius: 8px;
            color: var(--color-bg-900);
            font-size: 1.2rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .header-search {
            display: flex;
            align-items: center;
            background-color: var(--color-bg-700);
            border: 1px solid var(--color-border-light);
            border-radius: 20px;
            padding: 6px 14px;
            gap: 8px;
            transition: border-color var(--transition-base);
        }
        .header-search:focus-within {
            border-color: var(--color-gold-500);
        }
        .header-search input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--color-text-warm);
            font-size: 0.9rem;
            width: 140px;
        }
        .header-search input::placeholder {
            color: var(--color-text-muted);
        }
        .header-search .search-icon {
            color: var(--color-text-muted);
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: 6px;
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all var(--transition-base);
            line-height: 1.4;
            white-space: nowrap;
            text-decoration: none;
        }
        .btn:active {
            transform: translateY(1px);
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--color-gold-500), var(--color-gold-600));
            color: var(--color-bg-900);
            box-shadow: var(--shadow-gold);
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, var(--color-gold-400), var(--color-gold-500));
            color: var(--color-bg-900);
            box-shadow: 0 6px 24px rgba(201, 163, 106, 0.35);
            transform: translateY(-1px);
        }
        .btn-secondary {
            background: transparent;
            border-color: var(--color-gold-500);
            color: var(--color-gold-500);
        }
        .btn-secondary:hover {
            background: rgba(201, 163, 106, 0.08);
            transform: translateY(-1px);
        }
        .btn-outline {
            background: transparent;
            border-color: var(--color-border-light);
            color: var(--color-text-gray);
        }
        .btn-outline:hover {
            border-color: var(--color-gold-500);
            color: var(--color-gold-500);
        }
        .btn-sm {
            padding: 7px 14px;
            font-size: 0.85rem;
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 1.05rem;
            border-radius: 8px;
        }

        .header-nav-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 8px 0 12px;
            overflow-x: auto;
            scrollbar-width: thin;
            scrollbar-color: var(--color-gold-600) transparent;
            -webkit-overflow-scrolling: touch;
        }
        .header-nav-row::-webkit-scrollbar {
            height: 3px;
        }
        .header-nav-row::-webkit-scrollbar-thumb {
            background-color: var(--color-gold-600);
            border-radius: 3px;
        }
        .header-nav-row::-webkit-scrollbar-track {
            background-color: transparent;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text-gray);
            border-radius: 20px;
            white-space: nowrap;
            transition: all var(--transition-base);
            border: 1px solid transparent;
        }
        .nav-link:hover {
            color: var(--color-gold-500);
            background: rgba(201, 163, 106, 0.06);
        }
        .nav-link.is-active {
            color: var(--color-bg-900);
            background: linear-gradient(135deg, var(--color-gold-500), var(--color-gold-600));
            font-weight: 600;
            box-shadow: var(--shadow-gold);
        }

        /* ==================== HERO ==================== */
        .hero {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            padding: 64px 0 72px;
            background-image: url('/assets/images/1b670bb0ac8645a2.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(14, 14, 18, 0.72) 0%, rgba(14, 14, 18, 0.88) 100%);
        }
        .hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .hero-content {
            max-width: 620px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: rgba(201, 163, 106, 0.12);
            border: 1px solid var(--color-border-gold);
            border-radius: 20px;
            font-size: 0.85rem;
            color: var(--color-gold-500);
            margin-bottom: 18px;
            font-weight: 500;
        }
        .hero h1 {
            font-family: var(--font-family-heading);
            font-size: var(--font-size-h1);
            font-weight: 700;
            line-height: 1.2;
            color: var(--color-text-warm);
            margin-bottom: 20px;
            letter-spacing: 0.01em;
        }
        .hero h1 .highlight {
            color: var(--color-gold-500);
        }
        .hero-desc {
            font-size: 1.08rem;
            line-height: 1.8;
            color: var(--color-text-gray);
            margin-bottom: 28px;
            max-width: 560px;
        }
        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 20px;
        }
        .hero-meta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px 28px;
            font-size: 0.9rem;
            color: var(--color-text-muted);
        }
        .hero-meta-row span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .hero-compare-card {
            background: rgba(21, 21, 27, 0.92);
            border: 1px solid var(--color-border-gold);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-card-hover);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .hero-compare-card .compare-tag {
            display: inline-block;
            padding: 4px 12px;
            background: var(--color-red-600);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 600;
            border-radius: 4px;
            margin-bottom: 14px;
        }
        .hero-compare-card h2 {
            font-family: var(--font-family-heading);
            font-size: 1.4rem;
            color: var(--color-text-warm);
            margin-bottom: 8px;
        }
        .hero-compare-card .price-row {
            display: flex;
            align-items: baseline;
            gap: 6px;
            margin-bottom: 18px;
        }
        .hero-compare-card .price {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-gold-500);
        }
        .hero-compare-card .price-unit {
            font-size: 0.95rem;
            color: var(--color-text-muted);
        }
        .hero-compare-card ul {
            list-style: none;
            margin-bottom: 20px;
        }
        .hero-compare-card ul li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 7px 0;
            font-size: 0.95rem;
            color: var(--color-text-gray);
            border-bottom: 1px solid var(--color-border-light);
        }
        .hero-compare-card ul li:last-child {
            border-bottom: none;
        }
        .hero-compare-card .check-icon {
            color: var(--color-gold-500);
            flex-shrink: 0;
            font-weight: 700;
        }

        /* ==================== SECTION ==================== */
        .section {
            padding: 72px 0;
        }
        .section-dark {
            background-color: var(--color-bg-800);
        }
        .section-gold-tint {
            background: linear-gradient(180deg, var(--color-bg-900) 0%, rgba(201, 163, 106, 0.04) 50%, var(--color-bg-900) 100%);
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header.center {
            text-align: center;
        }
        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-gold-500);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-title {
            font-family: var(--font-family-heading);
            font-size: var(--font-size-h2);
            font-weight: 700;
            line-height: var(--line-height-heading);
            color: var(--color-text-warm);
            margin-bottom: 14px;
        }
        .section-title .highlight {
            color: var(--color-gold-500);
        }
        .section-desc {
            font-size: 1rem;
            line-height: 1.8;
            color: var(--color-text-gray);
            max-width: 720px;
        }
        .section-header.center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* ==================== DATA TRUST BAR ==================== */
        .data-trust-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            background: var(--color-bg-700);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
        }
        .data-item {
            padding: 28px 24px;
            text-align: center;
            border-right: 1px solid var(--color-border-light);
            transition: background var(--transition-base);
        }
        .data-item:last-child {
            border-right: none;
        }
        .data-item:hover {
            background: rgba(201, 163, 106, 0.04);
        }
        .data-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-gold-500);
            font-family: var(--font-family-heading);
            line-height: 1.2;
        }
        .data-label {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* ==================== FEATURE GRID ==================== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: var(--color-bg-700);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 28px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .feature-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-gold-500), transparent);
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .feature-card:hover {
            border-color: var(--color-border-gold);
            box-shadow: var(--shadow-card);
            transform: translateY(-3px);
        }
        .feature-card:hover::after {
            opacity: 1;
        }
        .feature-card.large {
            grid-column: span 2;
        }
        .feature-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(201, 163, 106, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin-bottom: 16px;
            color: var(--color-gold-500);
        }
        .feature-card h3 {
            font-size: var(--font-size-h3);
            font-weight: 700;
            color: var(--color-text-warm);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .feature-card p {
            font-size: 0.93rem;
            line-height: 1.7;
            color: var(--color-text-muted);
        }

        /* ==================== SCENARIO ==================== */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .scenario-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            min-height: 220px;
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: flex-end;
            transition: all var(--transition-smooth);
        }
        .scenario-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(14, 14, 18, 0.2) 0%, rgba(14, 14, 18, 0.85) 100%);
        }
        .scenario-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .scenario-card .scenario-content {
            position: relative;
            z-index: 2;
            padding: 20px;
            width: 100%;
        }
        .scenario-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text-warm);
            margin-bottom: 4px;
        }
        .scenario-card p {
            font-size: 0.85rem;
            color: var(--color-text-gray);
        }

        /* ==================== SCREENSHOT / DEMO ==================== */
        .demo-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .demo-frame {
            background: var(--color-bg-700);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }
        .demo-frame:hover {
            border-color: var(--color-border-gold);
            box-shadow: var(--shadow-card);
        }
        .demo-frame .demo-topbar {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 10px 14px;
            background: var(--color-bg-600);
            border-bottom: 1px solid var(--color-border-light);
        }
        .demo-frame .demo-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
        }
        .demo-dot.red { background: #D96C6C; }
        .demo-dot.yellow { background: #D9BC7A; }
        .demo-dot.green { background: #6CA67A; }
        .demo-frame img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
        }
        .demo-frame .demo-caption {
            padding: 14px 16px;
            font-size: 0.9rem;
            color: var(--color-text-gray);
            font-weight: 500;
        }

        /* ==================== CASE ==================== */
        .case-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .case-card {
            background: var(--color-bg-700);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition-smooth);
        }
        .case-card:hover {
            border-color: var(--color-border-gold);
            box-shadow: var(--shadow-card);
            transform: translateY(-3px);
        }
        .case-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text-warm);
            margin-bottom: 8px;
        }
        .case-card .case-stat {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-gold-500);
            margin-bottom: 8px;
        }
        .case-card p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        /* ==================== PRICING ==================== */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: stretch;
        }
        .price-card {
            background: var(--color-bg-700);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            display: flex;
            flex-direction: column;
            transition: all var(--transition-smooth);
            position: relative;
        }
        .price-card:hover {
            border-color: var(--color-border-gold);
            box-shadow: var(--shadow-card);
        }
        .price-card.featured {
            border: 2px solid var(--color-gold-500);
            box-shadow: var(--shadow-gold);
            transform: translateY(-6px);
        }
        .price-card.featured:hover {
            transform: translateY(-8px);
        }
        .price-card .recommend-badge {
            position: absolute;
            top: -13px;
            left: 50%;
            transform: translateX(-50%);
            padding: 4px 16px;
            background: var(--color-red-600);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 600;
            border-radius: 20px;
            white-space: nowrap;
        }
        .price-card .plan-name {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text-warm);
            margin-bottom: 6px;
        }
        .price-card .plan-price {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-gold-500);
            margin-bottom: 4px;
        }
        .price-card .plan-price small {
            font-size: 1rem;
            font-weight: 400;
            color: var(--color-text-muted);
        }
        .price-card .plan-desc {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin-bottom: 20px;
        }
        .price-card ul {
            list-style: none;
            margin-bottom: 24px;
            flex-grow: 1;
        }
        .price-card ul li {
            padding: 6px 0;
            font-size: 0.9rem;
            color: var(--color-text-gray);
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .price-card .btn {
            width: 100%;
        }

        /* ==================== TESTIMONIAL ==================== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .testimonial-card {
            background: var(--color-bg-700);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 24px;
            position: relative;
            transition: all var(--transition-smooth);
        }
        .testimonial-card:hover {
            border-color: var(--color-border-gold);
            box-shadow: var(--shadow-card);
        }
        .testimonial-card .stars {
            color: var(--color-gold-500);
            font-size: 1rem;
            margin-bottom: 12px;
            letter-spacing: 2px;
        }
        .testimonial-card blockquote {
            font-size: 0.95rem;
            line-height: 1.75;
            color: var(--color-text-gray);
            margin-bottom: 16px;
        }
        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .testimonial-card .avatar-placeholder {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-gold-500), var(--color-gold-700));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--color-bg-900);
            font-size: 0.9rem;
        }
        .testimonial-card .author-name {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text-warm);
        }
        .testimonial-card .author-title {
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        /* ==================== REPUTATION ==================== */
        .reputation-panel {
            background: var(--color-bg-700);
            border: 1px solid var(--color-border-gold);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            display: grid;
            grid-template-columns: auto 1fr;
            gap: 36px;
            align-items: center;
        }
        .reputation-score {
            text-align: center;
            min-width: 160px;
        }
        .reputation-score .score-number {
            font-size: 3.4rem;
            font-weight: 800;
            color: var(--color-gold-500);
            font-family: var(--font-family-heading);
            line-height: 1;
        }
        .reputation-score .score-label {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin-top: 6px;
        }
        .reputation-score .score-stars {
            color: var(--color-gold-500);
            font-size: 1.2rem;
            letter-spacing: 3px;
            margin-bottom: 8px;
        }
        .reputation-content h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text-warm);
            margin-bottom: 12px;
        }
        .reputation-content p {
            font-size: 0.95rem;
            line-height: 1.75;
            color: var(--color-text-gray);
        }
        .reputation-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 14px;
        }
        .reputation-tags .tag {
            padding: 4px 14px;
            background: rgba(201, 163, 106, 0.1);
            border: 1px solid var(--color-border-gold);
            border-radius: 20px;
            font-size: 0.85rem;
            color: var(--color-gold-500);
        }

        /* ==================== CMS LIST ==================== */
        .cms-list-section {
            background-color: var(--color-bg-800);
        }
        .cms-layout {
            display: grid;
            grid-template-columns: 1.6fr 1fr;
            gap: 32px;
        }
        .cms-main-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .cms-item {
            display: flex;
            gap: 16px;
            background: var(--color-bg-700);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 16px;
            transition: all var(--transition-smooth);
        }
        .cms-item:hover {
            border-color: var(--color-border-gold);
            box-shadow: var(--shadow-card);
            transform: translateX(3px);
        }
        .cms-item img {
            width: 120px;
            height: 80px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }
        .cms-item-content {
            flex: 1;
            min-width: 0;
        }
        .cms-item-content h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text-warm);
            margin-bottom: 6px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .cms-item-content p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 6px;
        }
        .cms-item-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }
        .cms-item-meta .cms-badge {
            padding: 2px 10px;
            background: rgba(201, 163, 106, 0.1);
            border: 1px solid var(--color-border-gold);
            border-radius: 10px;
            color: var(--color-gold-500);
            font-size: 0.78rem;
        }
        .cms-empty {
            padding: 32px;
            text-align: center;
            background: var(--color-bg-700);
            border: 1px dashed var(--color-border-light);
            border-radius: var(--radius-md);
            color: var(--color-text-muted);
            font-size: 0.95rem;
        }
        .cms-sidebar {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .cms-sidebar .side-card {
            background: var(--color-bg-700);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 20px;
        }
        .cms-sidebar .side-card h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text-warm);
            margin-bottom: 12px;
        }
        .cms-sidebar .side-card p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.7;
        }
        .side-mini-item {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            padding: 8px 0;
            border-bottom: 1px solid var(--color-border-light);
        }
        .side-mini-item:last-child {
            border-bottom: none;
        }
        .side-mini-item .mini-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-gold-500);
            flex-shrink: 0;
            margin-top: 6px;
        }
        .side-mini-item span {
            font-size: 0.88rem;
            color: var(--color-text-gray);
            line-height: 1.5;
        }

        /* ==================== TOPIC POSTER ==================== */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .topic-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 2 / 3;
            cursor: pointer;
            transition: all var(--transition-smooth);
            border: 1px solid var(--color-border-light);
        }
        .topic-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .topic-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(14, 14, 18, 0.88) 100%);
        }
        .topic-card:hover {
            border-color: var(--color-gold-500);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .topic-card:hover img {
            transform: scale(1.05);
        }
        .topic-card .topic-info {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 16px;
            z-index: 2;
        }
        .topic-card .topic-info h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-text-warm);
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .topic-card .topic-info p {
            font-size: 0.82rem;
            color: var(--color-text-gray);
        }

        /* ==================== CTA ==================== */
        .cta-section {
            position: relative;
            padding: 88px 0;
            background-image: url('/assets/images/db14c537e5cf9d22.jpg');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(14, 14, 18, 0.9) 0%, rgba(143, 32, 36, 0.35) 100%);
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .cta-section h2 {
            font-family: var(--font-family-heading);
            font-size: var(--font-size-h2);
            font-weight: 700;
            color: var(--color-text-warm);
            margin-bottom: 14px;
        }
        .cta-section h2 .highlight {
            color: var(--color-gold-500);
        }
        .cta-section p {
            font-size: 1.05rem;
            color: var(--color-text-gray);
            max-width: 620px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }
        .cta-section .btn {
            font-size: 1.05rem;
            padding: 14px 36px;
        }

        /* ==================== FOOTER ==================== */
        .site-footer {
            background: var(--color-bg-800);
            border-top: 1px solid var(--color-border-light);
            padding: 48px 0 24px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .footer-brand .footer-logo {
            font-family: var(--font-family-heading);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-gold-500);
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text-warm);
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            transition: color var(--transition-base);
        }
        .footer-col ul li a:hover {
            color: var(--color-gold-500);
        }
        .footer-bottom {
            border-top: 1px solid var(--color-border-light);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: var(--color-text-muted);
        }
        .footer-bottom a {
            color: var(--color-gold-500);
        }

        /* ==================== TAG / BADGE ==================== */
        .tag {
            display: inline-block;
            padding: 4px 12px;
            background: rgba(201, 163, 106, 0.08);
            border: 1px solid var(--color-border-gold);
            border-radius: 16px;
            font-size: 0.82rem;
            color: var(--color-gold-500);
            transition: all var(--transition-base);
        }
        .tag:hover {
            background: rgba(201, 163, 106, 0.16);
            color: var(--color-gold-400);
        }
        .tag-red {
            background: rgba(143, 32, 36, 0.15);
            border-color: rgba(143, 32, 36, 0.4);
            color: #D96C6C;
        }

        /* ==================== RESPONSIVE ==================== */
        @media (max-width: 1024px) {
            .hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero {
                min-height: auto;
                padding: 48px 0 56px;
            }
            .hero-compare-card {
                max-width: 520px;
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-card.large {
                grid-column: span 1;
            }
            .scenario-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .demo-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .case-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .pricing-grid {
                grid-template-columns: 1fr;
                max-width: 480px;
                margin: 0 auto;
            }
            .price-card.featured {
                transform: translateY(0);
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .reputation-panel {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .topic-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .cms-layout {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .header-brand-row {
                flex-wrap: wrap;
                gap: 10px;
            }
            .header-search input {
                width: 100px;
            }
            .header-nav-row {
                gap: 2px;
            }
            .nav-link {
                padding: 6px 12px;
                font-size: 0.85rem;
            }
            .section {
                padding: 48px 0;
            }
            .data-trust-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-item {
                border-right: none;
                border-bottom: 1px solid var(--color-border-light);
            }
            .data-item:nth-child(odd) {
                border-right: 1px solid var(--color-border-light);
            }
            .data-item:nth-last-child(-n+2) {
                border-bottom: none;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .scenario-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .scenario-card {
                min-height: 160px;
            }
            .demo-grid {
                grid-template-columns: 1fr;
            }
            .case-list {
                grid-template-columns: 1fr;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .cms-item {
                flex-direction: column;
            }
            .cms-item img {
                width: 100%;
                height: 160px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 0.98rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .header-logo {
                font-size: 1.15rem;
            }
            .header-logo .logo-mark {
                width: 30px;
                height: 30px;
                font-size: 1rem;
            }
            .header-search {
                display: none;
            }
            .btn-lg {
                padding: 12px 20px;
                font-size: 0.95rem;
            }
            .hero {
                padding: 36px 0 44px;
            }
            .hero h1 {
                font-size: 1.65rem;
                line-height: 1.25;
            }
            .hero-cta-group {
                flex-direction: column;
                gap: 8px;
            }
            .hero-cta-group .btn {
                width: 100%;
            }
            .section {
                padding: 36px 0;
            }
            .section-header {
                margin-bottom: 24px;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .data-trust-bar {
                grid-template-columns: 1fr 1fr;
            }
            .data-item {
                padding: 18px 12px;
            }
            .data-value {
                font-size: 1.5rem;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
            }
            .pricing-grid {
                gap: 16px;
            }
            .price-card {
                padding: 24px 20px;
            }
            .reputation-panel {
                padding: 24px 18px;
            }
            .topic-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .topic-card {
                aspect-ratio: 3 / 4;
            }
            .cta-section {
                padding: 56px 0;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .cta-section p {
                font-size: 0.95rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: article */
:root {
            --color-bg-900: #0E0E12;
            --color-bg-800: #15151B;
            --color-bg-700: #1B1B23;
            --color-bg-600: #23232D;
            --color-gold-400: #D9BC7A;
            --color-gold-500: #C9A36A;
            --color-gold-600: #B8914A;
            --color-gold-700: #9A7536;
            --color-red-600: #8F2024;
            --color-red-700: #7A1A1E;
            --color-text-warm: #F5EFE6;
            --color-text-gray: #CFC9BF;
            --color-text-muted: #8A8377;
            --color-border-gold: rgba(201, 163, 106, 0.18);
            --color-border-light: rgba(255, 255, 255, 0.06);
            --color-overlay-dark: rgba(14, 14, 18, 0.82);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.45);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.6);
            --shadow-gold: 0 4px 20px rgba(201, 163, 106, 0.25);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --gap-container: 24px;
            --max-width: 1280px;
            --font-size-h1: clamp(2rem, 4.5vw, 3.2rem);
            --font-size-h2: clamp(1.6rem, 3.5vw, 2.4rem);
            --font-size-h3: clamp(1.1rem, 2vw, 1.35rem);
            --font-size-body: 1rem;
            --font-size-small: 0.875rem;
            --line-height-body: 1.75;
            --line-height-heading: 1.4;
            --transition-base: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-family-heading: 'Noto Serif SC', 'Source Han Serif SC', 'PingFang SC', 'Microsoft YaHei', serif;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-family-body);
            font-size: var(--font-size-body);
            line-height: var(--line-height-body);
            color: var(--color-text-gray);
            background-color: var(--color-bg-900);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }
        a:hover {
            color: var(--color-gold-500);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-gold-500);
            outline-offset: 3px;
            border-radius: 2px;
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
        }
        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-family-heading);
            color: var(--color-text-warm);
            line-height: var(--line-height-heading);
            margin: 0 0 0.75em;
        }
        p {
            margin: 0 0 1rem;
        }
        ul, ol {
            margin: 0 0 1rem;
            padding-left: 1.25rem;
        }
        blockquote {
            margin: 1.5rem 0;
            padding: 1.25rem 1.5rem;
            border-left: 3px solid var(--color-gold-500);
            background: var(--color-bg-700);
            border-radius: var(--radius-sm);
            color: var(--color-text-warm);
            font-style: italic;
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: var(--gap-container);
            padding-right: var(--gap-container);
        }
        /* ==================== HEADER ==================== */
        .site-header {
            position: relative;
            z-index: 100;
            background-color: var(--color-bg-900);
            border-bottom: 1px solid var(--color-border-light);
            transition: box-shadow var(--transition-smooth);
        }
        .site-header.is-sticky {
            position: sticky;
            top: 0;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.55);
        }
        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 0;
        }
        .header-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-family-heading);
            font-size: 1.45rem;
            font-weight: 700;
            color: var(--color-gold-500);
            letter-spacing: 0.01em;
            white-space: nowrap;
            line-height: 1.3;
        }
        .header-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-gold-500), var(--color-gold-700));
            border-radius: 8px;
            color: var(--color-bg-900);
            font-size: 1.2rem;
            font-weight: 800;
            flex-shrink: 0;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .header-search {
            display: flex;
            align-items: center;
            background-color: var(--color-bg-700);
            border: 1px solid var(--color-border-light);
            border-radius: 20px;
            padding: 6px 14px;
            gap: 8px;
            transition: border-color var(--transition-base);
        }
        .header-search:focus-within {
            border-color: var(--color-gold-500);
        }
        .header-search input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--color-text-warm);
            font-size: 0.9rem;
            width: 140px;
        }
        .header-search input::placeholder {
            color: var(--color-text-muted);
        }
        .search-icon {
            color: var(--color-text-muted);
            font-size: 1.1rem;
            line-height: 1;
        }
        .header-nav-row {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 8px 0 12px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--color-gold-700) transparent;
        }
        .header-nav-row::-webkit-scrollbar {
            height: 3px;
        }
        .header-nav-row::-webkit-scrollbar-thumb {
            background: var(--color-gold-700);
            border-radius: 2px;
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 20px;
            color: var(--color-text-gray);
            font-size: 0.92rem;
            white-space: nowrap;
            border: 1px solid transparent;
            transition: all var(--transition-base);
        }
        .nav-link:hover {
            color: var(--color-gold-400);
            background: rgba(201, 163, 106, 0.08);
            border-color: rgba(201, 163, 106, 0.15);
        }
        .nav-link.is-active {
            color: var(--color-gold-500);
            background: rgba(201, 163, 106, 0.12);
            border-color: rgba(201, 163, 106, 0.25);
            font-weight: 600;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 600;
            border: 1px solid transparent;
            cursor: pointer;
            transition: all var(--transition-base);
            line-height: 1.4;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--color-gold-400), var(--color-gold-600));
            color: var(--color-bg-900);
            box-shadow: var(--shadow-gold);
        }
        .btn-primary:hover {
            filter: brightness(1.08);
            color: var(--color-bg-900);
            box-shadow: 0 6px 28px rgba(201, 163, 106, 0.4);
        }
        .btn-primary:active {
            transform: translateY(1px);
        }
        .btn-outline {
            background: transparent;
            border-color: rgba(201, 163, 106, 0.5);
            color: var(--color-gold-400);
        }
        .btn-outline:hover {
            background: rgba(201, 163, 106, 0.1);
            border-color: var(--color-gold-500);
            color: var(--color-gold-400);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
        }
        .btn-lg {
            padding: 14px 30px;
            font-size: 1.05rem;
        }
        /* ==================== MAIN ==================== */
        .site-main {
            min-height: 60vh;
        }
        .page-section {
            padding: 56px 0;
        }
        .page-section-alt {
            background: var(--color-bg-800);
        }
        .section-heading {
            margin-bottom: 32px;
        }
        .section-heading h2 {
            font-size: var(--font-size-h2);
            margin-bottom: 8px;
        }
        .section-heading p {
            color: var(--color-text-muted);
            max-width: 720px;
            font-size: 1.05rem;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 16px;
            background: rgba(201, 163, 106, 0.12);
            color: var(--color-gold-400);
            font-size: 0.8rem;
            font-weight: 500;
            border: 1px solid rgba(201, 163, 106, 0.2);
        }
        .tag-red {
            background: rgba(143, 32, 36, 0.2);
            color: #e8a5a5;
            border-color: rgba(143, 32, 36, 0.3);
        }
        /* ==================== BREADCRUMB ==================== */
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            padding: 16px 0;
            font-size: 0.88rem;
            color: var(--color-text-muted);
            border-bottom: 1px solid var(--color-border-light);
            margin-bottom: 36px;
        }
        .breadcrumb a {
            color: var(--color-text-gray);
        }
        .breadcrumb a:hover {
            color: var(--color-gold-500);
        }
        .breadcrumb-sep {
            color: var(--color-text-muted);
            opacity: 0.6;
        }
        .breadcrumb-current {
            color: var(--color-gold-500);
            font-weight: 500;
        }
        /* ==================== ARTICLE HEADER ==================== */
        .article-header {
            margin-bottom: 32px;
        }
        .article-header h1 {
            font-size: var(--font-size-h1);
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            font-size: 0.9rem;
            color: var(--color-text-muted);
            padding-bottom: 20px;
            border-bottom: 1px solid var(--color-border-light);
            margin-bottom: 20px;
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta .dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--color-gold-600);
            display: inline-block;
        }
        .article-summary {
            font-size: 1.1rem;
            color: var(--color-text-gray);
            line-height: 1.8;
            max-width: 860px;
        }
        /* ==================== ARTICLE BODY ==================== */
        .article-body {
            max-width: 860px;
            margin: 0 auto 48px;
            font-size: 1.02rem;
            line-height: 1.9;
            color: var(--color-text-gray);
        }
        .article-body h2 {
            font-size: 1.55rem;
            margin: 2.2rem 0 1rem;
            color: var(--color-text-warm);
        }
        .article-body h3 {
            font-size: 1.25rem;
            margin: 1.8rem 0 0.8rem;
            color: var(--color-text-warm);
        }
        .article-body p {
            margin-bottom: 1.2rem;
        }
        .article-body ul,
        .article-body ol {
            margin-bottom: 1.2rem;
        }
        .article-body blockquote {
            background: var(--color-bg-700);
            border-left: 3px solid var(--color-gold-500);
            padding: 1.25rem 1.5rem;
            border-radius: var(--radius-sm);
            color: var(--color-text-warm);
            font-style: italic;
            margin: 1.5rem 0;
        }
        .article-body img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius-md);
            margin: 1.5rem 0;
        }
        .article-empty {
            text-align: center;
            padding: 60px 20px;
            background: var(--color-bg-800);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
        }
        .article-empty p {
            font-size: 1.2rem;
            color: var(--color-text-warm);
            margin-bottom: 20px;
        }
        .article-empty a {
            color: var(--color-gold-500);
            font-weight: 600;
        }
        /* ==================== ARTICLE FIGURE ==================== */
        .article-figure {
            max-width: 860px;
            margin: 0 auto 48px;
        }
        .article-figure img {
            width: 100%;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
        }
        .article-figure figcaption {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            text-align: center;
            margin-top: 12px;
        }
        /* ==================== RELATED ==================== */
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--color-bg-700);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(201, 163, 106, 0.3);
        }
        .related-card .card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--color-bg-600);
        }
        .related-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .related-card:hover .card-img img {
            transform: scale(1.05);
        }
        .related-card .card-body {
            padding: 18px;
        }
        .related-card .card-body h3 {
            font-size: 1.05rem;
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .related-card .card-body h3 a {
            color: var(--color-text-warm);
        }
        .related-card .card-body h3 a:hover {
            color: var(--color-gold-500);
        }
        .related-card .card-body p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }
        .related-empty {
            text-align: center;
            padding: 40px 20px;
            background: var(--color-bg-700);
            border-radius: var(--radius-md);
            border: 1px dashed var(--color-border-light);
            color: var(--color-text-muted);
        }
        /* ==================== BACK CTA ==================== */
        .back-cta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
            background: var(--color-bg-800);
            border: 1px solid var(--color-border-gold);
            border-radius: var(--radius-lg);
            padding: 28px 32px;
        }
        .back-cta h3 {
            margin-bottom: 4px;
        }
        .back-cta p {
            margin: 0;
            color: var(--color-text-muted);
            font-size: 0.95rem;
        }
        .back-cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        /* ==================== SUBSCRIBE ==================== */
        .subscribe-box {
            background: linear-gradient(145deg, #1B1B23, #23232D);
            border: 1px solid var(--color-border-gold);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            text-align: center;
        }
        .subscribe-box h2 {
            margin-bottom: 8px;
        }
        .subscribe-box .sub-desc {
            color: var(--color-text-muted);
            max-width: 560px;
            margin: 0 auto 20px;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .subscribe-form input[type="email"] {
            flex: 1;
            min-width: 240px;
            padding: 12px 18px;
            background: var(--color-bg-900);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-sm);
            color: var(--color-text-warm);
            transition: border-color var(--transition-base);
        }
        .subscribe-form input[type="email"]:focus {
            border-color: var(--color-gold-500);
        }
        .subscribe-form input::placeholder {
            color: var(--color-text-muted);
        }
        /* ==================== COMMENTS ==================== */
        .comments-section {
            max-width: 860px;
            margin: 0 auto;
        }
        .comments-list {
            display: flex;
            flex-direction: column;
            gap: 18px;
            margin-bottom: 28px;
        }
        .comment-item {
            display: flex;
            gap: 16px;
            background: var(--color-bg-700);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            padding: 18px;
        }
        .comment-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-gold-600), var(--color-red-600));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--color-bg-900);
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .comment-content {
            flex: 1;
        }
        .comment-content .comment-author {
            font-weight: 600;
            color: var(--color-text-warm);
            font-size: 0.95rem;
            margin-bottom: 4px;
        }
        .comment-content .comment-time {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-bottom: 8px;
        }
        .comment-content p {
            font-size: 0.93rem;
            color: var(--color-text-gray);
            margin: 0;
            line-height: 1.7;
        }
        .comment-form {
            background: var(--color-bg-800);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            padding: 28px;
        }
        .comment-form h3 {
            margin-bottom: 16px;
            font-size: 1.25rem;
        }
        .comment-form .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
            margin-bottom: 14px;
        }
        .comment-form input,
        .comment-form textarea {
            background: var(--color-bg-900);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            color: var(--color-text-warm);
            transition: border-color var(--transition-base);
            width: 100%;
        }
        .comment-form input:focus,
        .comment-form textarea:focus {
            border-color: var(--color-gold-500);
        }
        .comment-form textarea {
            min-height: 100px;
            resize: vertical;
            margin-bottom: 14px;
        }
        /* ==================== FOOTER ==================== */
        .site-footer {
            background: var(--color-bg-900);
            border-top: 1px solid var(--color-border-light);
            padding: 48px 0 28px;
            margin-top: 48px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer-brand p {
            font-size: 0.92rem;
            color: var(--color-text-muted);
            line-height: 1.8;
            max-width: 320px;
            margin-top: 12px;
        }
        .footer-logo {
            font-family: var(--font-family-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-gold-500);
        }
        .footer-col h4 {
            font-size: 0.95rem;
            color: var(--color-text-warm);
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col li {
            margin-bottom: 8px;
        }
        .footer-col a {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            transition: color var(--transition-base);
        }
        .footer-col a:hover {
            color: var(--color-gold-500);
        }
        .footer-bottom {
            border-top: 1px solid var(--color-border-light);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: var(--color-text-muted);
        }
        .footer-bottom a {
            color: var(--color-gold-500);
        }
        /* ==================== RESPONSIVE ==================== */
        @media (max-width: 1024px) {
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }
        @media (max-width: 768px) {
            .header-brand-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                padding: 12px 0;
            }
            .header-actions {
                width: 100%;
                justify-content: space-between;
            }
            .header-search {
                flex: 1;
            }
            .header-search input {
                width: 100%;
            }
            .page-section {
                padding: 40px 0;
            }
            .article-header h1 {
                font-size: 1.7rem;
            }
            .article-body {
                font-size: 0.98rem;
                line-height: 1.8;
            }
            .back-cta {
                flex-direction: column;
                text-align: center;
                padding: 24px 20px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .comment-form .form-row {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 520px) {
            :root {
                --gap-container: 16px;
            }
            .header-logo {
                font-size: 1.15rem;
            }
            .header-logo .logo-mark {
                width: 32px;
                height: 32px;
                font-size: 1rem;
            }
            .nav-link {
                padding: 6px 12px;
                font-size: 0.85rem;
            }
            .btn {
                padding: 9px 18px;
                font-size: 0.88rem;
            }
            .page-section {
                padding: 32px 0;
            }
            .article-header h1 {
                font-size: 1.45rem;
            }
            .article-meta {
                gap: 8px 14px;
                font-size: 0.82rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .subscribe-box {
                padding: 24px 18px;
            }
        }

/* roulang page: category1 */
:root {
            --color-bg-900: #0E0E12;
            --color-bg-800: #15151B;
            --color-bg-700: #1B1B23;
            --color-bg-600: #23232D;
            --color-gold-400: #D9BC7A;
            --color-gold-500: #C9A36A;
            --color-gold-600: #B8914A;
            --color-gold-700: #9A7536;
            --color-red-600: #8F2024;
            --color-red-700: #7A1A1E;
            --color-text-warm: #F5EFE6;
            --color-text-gray: #CFC9BF;
            --color-text-muted: #8A8377;
            --color-border-gold: rgba(201, 163, 106, 0.18);
            --color-border-light: rgba(255, 255, 255, 0.06);
            --color-overlay-dark: rgba(14, 14, 18, 0.82);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.45);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.6);
            --shadow-gold: 0 4px 20px rgba(201, 163, 106, 0.25);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --gap-container: 24px;
            --max-width: 1280px;
            --font-size-h1: clamp(2.4rem, 6vw, 4.2rem);
            --font-size-h2: clamp(1.6rem, 3.5vw, 2.4rem);
            --font-size-h3: clamp(1.1rem, 2vw, 1.35rem);
            --font-size-body: 1rem;
            --font-size-small: 0.875rem;
            --line-height-body: 1.75;
            --line-height-heading: 1.35;
            --transition-base: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-family-heading: 'Noto Serif SC', 'Source Han Serif SC', 'PingFang SC', 'Microsoft YaHei', serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-family-body);
            font-size: var(--font-size-body);
            line-height: var(--line-height-body);
            color: var(--color-text-gray);
            background-color: var(--color-bg-900);
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }

        a:hover {
            color: var(--color-gold-500);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-gold-500);
            outline-offset: 3px;
            border-radius: 2px;
        }

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

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: var(--gap-container);
            padding-right: var(--gap-container);
        }

        /* ==================== HEADER ==================== */
        .site-header {
            position: relative;
            z-index: 100;
            background-color: var(--color-bg-900);
            border-bottom: 1px solid var(--color-border-light);
            transition: box-shadow var(--transition-smooth);
        }

        .site-header.is-sticky {
            position: sticky;
            top: 0;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.55);
        }

        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 0;
        }

        .header-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-family-heading);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-gold-500);
            letter-spacing: 0.01em;
            white-space: nowrap;
            line-height: 1.3;
        }

        .header-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--color-gold-500), var(--color-gold-700));
            border-radius: 8px;
            color: var(--color-bg-900);
            font-size: 1.15rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .header-search {
            display: flex;
            align-items: center;
            background-color: var(--color-bg-700);
            border: 1px solid var(--color-border-light);
            border-radius: 20px;
            padding: 6px 14px;
            gap: 8px;
            transition: border-color var(--transition-base);
        }

        .header-search:focus-within {
            border-color: var(--color-gold-500);
        }

        .header-search input {
            background: transparent;
            border: none;
            outline: none;
            color: var(--color-text-warm);
            font-size: 0.9rem;
            width: 160px;
        }

        .header-search input::placeholder {
            color: var(--color-text-muted);
        }

        .search-icon {
            color: var(--color-text-muted);
            font-size: 1.1rem;
            line-height: 1;
        }

        .header-nav-row {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 10px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .header-nav-row::-webkit-scrollbar {
            display: none;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text-gray);
            white-space: nowrap;
            border: 1px solid transparent;
            transition: all var(--transition-base);
        }

        .nav-link:hover {
            color: var(--color-gold-400);
            background-color: var(--color-bg-700);
            border-color: var(--color-border-light);
        }

        .nav-link.is-active {
            color: var(--color-gold-500);
            background-color: rgba(201, 163, 106, 0.1);
            border-color: var(--color-border-gold);
            font-weight: 600;
        }

        /* ==================== BUTTONS ==================== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            line-height: 1.5;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all var(--transition-base);
            text-align: center;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--color-gold-500), var(--color-gold-600));
            color: var(--color-bg-900);
            box-shadow: var(--shadow-gold);
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, var(--color-gold-400), var(--color-gold-500));
            color: var(--color-bg-900);
            box-shadow: 0 6px 24px rgba(201, 163, 106, 0.35);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 2px 12px rgba(201, 163, 106, 0.25);
        }

        .btn-secondary {
            background: transparent;
            color: var(--color-gold-400);
            border-color: var(--color-gold-500);
        }

        .btn-secondary:hover {
            background: rgba(201, 163, 106, 0.1);
            color: var(--color-gold-400);
            border-color: var(--color-gold-400);
        }

        .btn-sm {
            padding: 7px 14px;
            font-size: 0.85rem;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 1.05rem;
        }

        /* ==================== CATEGORY HERO ==================== */
        .category-hero {
            background-image: linear-gradient(rgba(14, 14, 18, 0.82), rgba(14, 14, 18, 0.82)), url('/assets/images/1b670bb0ac8645a2.jpg');
            background-size: cover;
            background-position: center;
            padding: 56px 0 48px;
            border-bottom: 1px solid var(--color-border-light);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--color-text-muted);
            transition: color var(--transition-base);
        }

        .breadcrumb a:hover {
            color: var(--color-gold-400);
        }

        .breadcrumb .separator {
            color: var(--color-text-muted);
            font-size: 0.75rem;
        }

        .breadcrumb .current {
            color: var(--color-gold-400);
        }

        .category-hero h1 {
            font-family: var(--font-family-heading);
            font-size: clamp(1.8rem, 4vw, 2.6rem);
            font-weight: 700;
            color: var(--color-text-warm);
            line-height: 1.4;
            margin-bottom: 12px;
        }

        .category-hero h1 .highlight {
            color: var(--color-gold-500);
        }

        .category-hero .subtitle {
            font-size: 1.05rem;
            color: var(--color-text-gray);
            max-width: 720px;
            line-height: 1.75;
        }

        /* ==================== SECTIONS ==================== */
        .section {
            padding: 64px 0;
        }

        .section-alt {
            background-color: var(--color-bg-800);
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header h2 {
            font-family: var(--font-family-heading);
            font-size: var(--font-size-h2);
            font-weight: 700;
            color: var(--color-text-warm);
            line-height: var(--line-height-heading);
            margin-bottom: 10px;
        }

        .section-header p {
            color: var(--color-text-muted);
            font-size: 0.95rem;
            max-width: 640px;
        }

        /* ==================== CONTENT GRID ==================== */
        .content-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }

        .content-card {
            background-color: var(--color-bg-700);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
        }

        .content-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-border-gold);
        }

        .content-card .card-image {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
        }

        .content-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .content-card:hover .card-image img {
            transform: scale(1.04);
        }

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

        .card-category {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-gold-400);
            background-color: rgba(201, 163, 106, 0.1);
            border: 1px solid var(--color-border-gold);
            margin-bottom: 10px;
        }

        .content-card .card-body h3 {
            font-size: 1.08rem;
            font-weight: 600;
            color: var(--color-text-warm);
            line-height: 1.5;
            margin-bottom: 8px;
        }

        .content-card .card-body p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }

        .content-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }

        .content-card .card-meta time {
            color: var(--color-text-muted);
        }

        .empty-state {
            text-align: center;
            padding: 60px 20px;
            color: var(--color-text-muted);
            font-size: 1rem;
            background-color: var(--color-bg-700);
            border: 1px dashed var(--color-border-light);
            border-radius: var(--radius-md);
        }

        /* ==================== TOPIC ENTRY ==================== */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
        }

        .topic-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 3/2;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
        }

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

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

        .topic-card .topic-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(14, 14, 18, 0.9), rgba(14, 14, 18, 0.3));
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 20px;
        }

        .topic-card .topic-overlay h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text-warm);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .topic-card .topic-overlay span {
            font-size: 0.82rem;
            color: var(--color-gold-400);
        }

        /* ==================== TAG CLOUD ==================== */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .tag-chip {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: 22px;
            font-size: 0.88rem;
            color: var(--color-text-gray);
            background-color: var(--color-bg-700);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .tag-chip:hover {
            color: var(--color-gold-400);
            border-color: var(--color-gold-500);
            background-color: rgba(201, 163, 106, 0.08);
        }

        .tag-chip.is-highlight {
            color: var(--color-bg-900);
            background: linear-gradient(135deg, var(--color-gold-500), var(--color-gold-600));
            border-color: transparent;
            font-weight: 600;
        }

        /* ==================== DATA STRIP ==================== */
        .data-strip {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }

        .data-item {
            background-color: var(--color-bg-700);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition-base);
        }

        .data-item:hover {
            border-color: var(--color-border-gold);
            box-shadow: var(--shadow-gold);
        }

        .data-item .data-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-gold-400);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .data-item .data-label {
            font-size: 0.88rem;
            color: var(--color-text-muted);
        }

        /* ==================== CTA SECTION ==================== */
        .cta-section {
            background-image: linear-gradient(rgba(14, 14, 18, 0.85), rgba(14, 14, 18, 0.85)), url('/assets/images/42b9b278c1c02f8e.webp');
            background-size: cover;
            background-position: center;
            padding: 72px 0;
            text-align: center;
            border-top: 1px solid var(--color-border-gold);
        }

        .cta-section h2 {
            font-family: var(--font-family-heading);
            font-size: clamp(1.6rem, 3.5vw, 2.2rem);
            font-weight: 700;
            color: var(--color-text-warm);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .cta-section h2 .highlight {
            color: var(--color-gold-500);
        }

        .cta-section p {
            color: var(--color-text-gray);
            font-size: 1rem;
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ==================== BROWSE NAV ==================== */
        .browse-section {
            padding: 48px 0 64px;
        }

        .browse-nav {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ==================== FOOTER ==================== */
        .site-footer {
            background-color: var(--color-bg-800);
            border-top: 1px solid var(--color-border-light);
            padding: 56px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-brand .footer-logo {
            font-family: var(--font-family-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-gold-500);
            margin-bottom: 14px;
            line-height: 1.4;
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text-warm);
            margin-bottom: 14px;
        }

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

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

        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            transition: color var(--transition-base);
        }

        .footer-col ul li a:hover {
            color: var(--color-gold-400);
        }

        .footer-bottom {
            border-top: 1px solid var(--color-border-light);
            padding-top: 20px;
            text-align: center;
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        .footer-bottom a {
            color: var(--color-text-muted);
            transition: color var(--transition-base);
        }

        .footer-bottom a:hover {
            color: var(--color-gold-400);
        }

        /* ==================== RESPONSIVE ==================== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }

            .section {
                padding: 48px 0;
            }
        }

        @media (max-width: 768px) {
            :root {
                --gap-container: 16px;
            }

            .header-brand-row {
                flex-wrap: wrap;
                padding: 12px 0;
            }

            .header-logo {
                font-size: 1.15rem;
            }

            .header-logo .logo-mark {
                width: 32px;
                height: 32px;
                font-size: 1rem;
                border-radius: 6px;
            }

            .header-actions {
                width: 100%;
                justify-content: space-between;
            }

            .header-search {
                flex: 1;
                max-width: none;
            }

            .header-search input {
                width: 100%;
            }

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

            .topic-grid {
                grid-template-columns: 1fr;
            }

            .category-hero {
                padding: 40px 0 32px;
            }

            .category-hero h1 {
                font-size: clamp(1.4rem, 5vw, 1.8rem);
            }

            .section {
                padding: 40px 0;
            }

            .section-header {
                margin-bottom: 24px;
            }

            .cta-section {
                padding: 48px 0;
            }

            .data-strip {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-brand {
                grid-column: auto;
            }
        }

        @media (max-width: 480px) {
            .header-nav-row {
                gap: 4px;
            }

            .nav-link {
                padding: 6px 12px;
                font-size: 0.82rem;
            }

            .content-card .card-body {
                padding: 14px 16px 16px;
            }

            .data-strip {
                grid-template-columns: 1fr;
            }

            .cta-actions {
                flex-direction: column;
                gap: 10px;
            }

            .btn-lg {
                width: 100%;
                padding: 12px 24px;
            }

            .tag-chip {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
        }