/* roulang page: index */
:root {
            --color-bg: #0F0E0C;
            --color-bg-alt: #14110E;
            --color-bg-card: rgba(20, 17, 14, 0.85);
            --color-amber: #D9A441;
            --color-amber-light: #E0A458;
            --color-slate: #4E6B68;
            --color-slate-dark: #3E5A58;
            --color-text: #F4EFE7;
            --color-text-secondary: #9C9386;
            --color-border: rgba(217, 164, 65, 0.25);
            --color-border-warm: rgba(244, 239, 231, 0.12);
            --radius-card: 16px;
            --radius-sm: 10px;
            --shadow-card: 0 12px 30px rgba(0, 0, 0, 0.45);
            --shadow-card-hover: 0 18px 42px rgba(0, 0, 0, 0.55);
            --spacing-section: 72px;
            --spacing-section-mobile: 40px;
            --font-title: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Serif SC', serif;
            --font-body: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Segoe UI', sans-serif;
            --transition-base: all 0.25s ease;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            font-size: 16px;
            overflow-x: hidden;
        }

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

        a:not(.no-style):hover {
            color: var(--color-amber-light);
        }

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus,
        a:focus,
        input:focus {
            outline: 2px solid var(--color-amber);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(15, 14, 12, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(244, 239, 231, 0.06);
            transition: var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(15, 14, 12, 0.98);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 14px 0;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 18px;
            color: var(--color-text);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }

        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--color-amber), #b8863b);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #1a1408;
            font-weight: 800;
            font-size: 14px;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .nav-link {
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: 8px;
            white-space: nowrap;
            transition: var(--transition-base);
        }

        .nav-link:hover {
            color: var(--color-text);
            background: rgba(217, 164, 65, 0.1);
        }

        .nav-link.active {
            color: var(--color-amber);
            background: rgba(217, 164, 65, 0.12);
        }

        .nav-chips {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-left: 10px;
            padding-left: 16px;
            border-left: 1px solid rgba(244, 239, 231, 0.1);
        }

        .chip {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 11px;
            font-weight: 600;
            border-radius: 999px;
            letter-spacing: 0.3px;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .chip-warmup {
            border: 1px solid var(--color-text-secondary);
            color: var(--color-text-secondary);
            background: transparent;
        }

        .chip-live {
            border: 1px solid var(--color-amber);
            color: #1a1408;
            background: var(--color-amber);
            box-shadow: 0 0 12px rgba(217, 164, 65, 0.35);
        }

        .chip-replay {
            border: 1px solid var(--color-text-secondary);
            color: var(--color-text-secondary);
            background: transparent;
        }

        .chip-warmup:hover,
        .chip-replay:hover {
            border-color: var(--color-amber);
            color: var(--color-amber);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            background: transparent;
            transition: var(--transition-base);
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: var(--transition-base);
        }

        .hamburger:hover span {
            background: var(--color-amber);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(15, 14, 12, 0.98);
            backdrop-filter: blur(30px);
            z-index: 99;
            padding: 20px;
            overflow-y: auto;
        }

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

        .mobile-chips {
            display: flex;
            gap: 8px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .mobile-nav-list {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-nav-link {
            display: block;
            padding: 14px 16px;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: 10px;
            transition: var(--transition-base);
        }

        .mobile-nav-link:hover {
            background: rgba(217, 164, 65, 0.1);
            color: var(--color-amber);
        }

        .mobile-nav-link.active {
            color: var(--color-amber);
            background: rgba(217, 164, 65, 0.12);
        }

        /* Hero Section */
        .hero {
            min-height: 80vh;
            background: url('/assets/images/d2bb3997f99b91ae.jpg') center/cover no-repeat;
            position: relative;
            display: flex;
            align-items: center;
            padding: 120px 0 60px;
            margin-bottom: 0;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 14, 12, 0.75) 0%, rgba(15, 14, 12, 0.55) 40%, rgba(15, 14, 12, 0.9) 100%);
            z-index: 1;
        }

        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0, 0, 0, 0.03) 2px, rgba(0, 0, 0, 0.03) 4px);
            z-index: 1;
            pointer-events: none;
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .hero-content {
            display: flex;
            flex-direction: column;
            gap: 22px;
        }

        .hero-title {
            font-family: var(--font-title);
            font-size: 46px;
            font-weight: 800;
            line-height: 1.3;
            color: var(--color-text);
            letter-spacing: -0.5px;
            text-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        .hero-title .highlight {
            color: var(--color-amber);
            position: relative;
        }

        .hero-desc {
            font-size: 16px;
            line-height: 1.9;
            color: rgba(244, 239, 231, 0.85);
            max-width: 560px;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: 10px;
            transition: var(--transition-base);
            letter-spacing: 0.3px;
            text-align: center;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--color-amber);
            color: #1a1408;
            box-shadow: 0 4px 16px rgba(217, 164, 65, 0.35);
        }

        .btn-primary:hover {
            background: var(--color-amber-light);
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(217, 164, 65, 0.45);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-secondary {
            background: transparent;
            color: var(--color-text);
            border: 1px solid rgba(244, 239, 231, 0.3);
        }

        .btn-secondary:hover {
            border-color: var(--color-amber);
            background: rgba(217, 164, 65, 0.08);
            color: var(--color-amber-light);
            transform: translateY(-2px);
        }

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

        .hero-poster-frame {
            width: 320px;
            height: 440px;
            border-radius: 18px;
            overflow: hidden;
            position: relative;
            border: 2px solid rgba(217, 164, 65, 0.3);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 60px rgba(217, 164, 65, 0.15);
            background: rgba(20, 17, 14, 0.8);
        }

        .hero-poster-frame img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: saturate(0.9) contrast(1.05);
        }

        .hero-poster-frame::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 14, 12, 0.2) 0%, transparent 30%, transparent 70%, rgba(15, 14, 12, 0.6) 100%);
            pointer-events: none;
        }

        .hero-subtitle-bar {
            position: absolute;
            bottom: 20px;
            left: 16px;
            right: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 14px;
            background: rgba(15, 14, 12, 0.85);
            border-radius: 8px;
            border-left: 3px solid var(--color-amber);
            font-size: 12px;
            color: var(--color-text-secondary);
            letter-spacing: 0.5px;
        }

        .hero-badge {
            position: absolute;
            top: 16px;
            right: 16px;
            padding: 6px 12px;
            background: rgba(217, 164, 65, 0.9);
            color: #1a1408;
            font-size: 11px;
            font-weight: 700;
            border-radius: 6px;
            letter-spacing: 0.5px;
            z-index: 1;
        }

        .scroll-hint {
            position: absolute;
            bottom: 24px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 2;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            color: var(--color-text-secondary);
            font-size: 12px;
            letter-spacing: 1px;
        }

        .scroll-hint .line {
            width: 1px;
            height: 30px;
            background: linear-gradient(180deg, var(--color-amber), transparent);
            animation: pulseDown 2s ease-in-out infinite;
        }

        @keyframes pulseDown {
            0%, 100% { transform: scaleY(0.6); opacity: 0.5; }
            50% { transform: scaleY(1); opacity: 1; }
        }

        /* Section general */
        .section {
            padding: var(--spacing-section) 0;
            position: relative;
        }

        .section-alt {
            background: var(--color-bg-alt);
        }

        .section-title {
            font-family: var(--font-title);
            font-size: 30px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .section-subtitle {
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text-secondary);
            max-width: 680px;
            margin-bottom: 36px;
        }

        /* Metric Cards */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: rgba(20, 17, 14, 0.85);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }

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

        .metric-number {
            font-size: 36px;
            font-weight: 800;
            font-family: var(--font-title);
            color: var(--color-amber);
            letter-spacing: -0.5px;
            line-height: 1.2;
        }

        .metric-label {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-top: 8px;
            letter-spacing: 0.5px;
        }

        /* Service Matrix */
        .service-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 1fr 0.8fr;
            gap: 16px;
        }

        .service-card {
            background: rgba(20, 17, 14, 0.85);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-card);
            padding: 26px 22px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

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

        .service-card:nth-child(1) { grid-row: span 2; }
        .service-card:nth-child(4) { grid-row: span 2; }

        .service-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(217, 164, 65, 0.12);
            border: 1px solid var(--color-border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-amber);
        }

        .service-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: 0.3px;
        }

        .service-card p {
            font-size: 13px;
            line-height: 1.8;
            color: var(--color-text-secondary);
        }

        .service-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            margin-top: auto;
        }

        .service-tag {
            padding: 4px 10px;
            font-size: 11px;
            font-weight: 500;
            border-radius: 999px;
            background: rgba(78, 107, 104, 0.25);
            color: #b8c8c4;
            letter-spacing: 0.3px;
        }

        /* Category Entrance */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .category-card {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            aspect-ratio: 3/4;
            border: 1px solid var(--color-border-warm);
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            display: block;
        }

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

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

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

        .category-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(15, 14, 12, 0.85) 100%);
            pointer-events: none;
        }

        .category-card-content {
            position: absolute;
            bottom: 16px;
            left: 16px;
            right: 16px;
            z-index: 2;
        }

        .category-card-content h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: 0.3px;
        }

        .category-card-content span {
            font-size: 11px;
            color: var(--color-text-secondary);
            letter-spacing: 0.5px;
        }

        /* Comparison */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .compare-card {
            border-radius: var(--radius-card);
            padding: 30px 26px;
            transition: var(--transition-base);
        }

        .compare-card.bad {
            background: rgba(20, 17, 14, 0.7);
            border: 1px solid rgba(244, 239, 231, 0.1);
        }

        .compare-card.good {
            background: rgba(20, 17, 14, 0.85);
            border: 2px solid var(--color-amber);
            box-shadow: 0 0 30px rgba(217, 164, 65, 0.15);
        }

        .compare-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

        .compare-card.bad h3 {
            color: var(--color-text-secondary);
        }

        .compare-card.good h3 {
            color: var(--color-amber);
        }

        .compare-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .compare-list li {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            padding-left: 20px;
            position: relative;
        }

        .compare-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            width: 7px;
            height: 7px;
            border-radius: 50%;
        }

        .compare-card.bad .compare-list li::before {
            background: #6b5a4e;
        }

        .compare-card.good .compare-list li::before {
            background: var(--color-amber);
            box-shadow: 0 0 8px rgba(217, 164, 65, 0.5);
        }

        /* Timeline */
        .timeline-h {
            display: flex;
            gap: 12px;
            overflow-x: auto;
            padding-bottom: 16px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }

        .timeline-h::-webkit-scrollbar {
            height: 4px;
        }

        .timeline-h::-webkit-scrollbar-track {
            background: rgba(244, 239, 231, 0.05);
            border-radius: 4px;
        }

        .timeline-h::-webkit-scrollbar-thumb {
            background: var(--color-amber);
            border-radius: 4px;
        }

        .timeline-item {
            flex-shrink: 0;
            width: 220px;
            scroll-snap-align: start;
            background: rgba(20, 17, 14, 0.8);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-sm);
            padding: 18px 16px;
            transition: var(--transition-base);
        }

        .timeline-item:hover {
            border-color: var(--color-border);
            background: rgba(20, 17, 14, 0.95);
        }

        .timeline-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--color-amber);
            box-shadow: 0 0 10px rgba(217, 164, 65, 0.5);
            margin-bottom: 10px;
        }

        .timeline-item h4 {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .timeline-item p {
            font-size: 12px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .timeline-date {
            display: inline-block;
            font-size: 11px;
            color: var(--color-amber);
            font-weight: 600;
            letter-spacing: 0.5px;
        }

        /* News / CMS Cards */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .news-card {
            background: rgba(20, 17, 14, 0.85);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
        }

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

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

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

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

        .news-card-body {
            padding: 18px 16px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }

        .news-card-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 11px;
            color: var(--color-text-secondary);
        }

        .news-card-tag {
            padding: 3px 8px;
            border-radius: 4px;
            font-size: 10px;
            font-weight: 600;
            background: rgba(78, 107, 104, 0.3);
            color: #b8c8c4;
            letter-spacing: 0.3px;
        }

        .news-card h3 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-empty {
            text-align: center;
            padding: 40px 20px;
            color: var(--color-text-secondary);
            font-size: 14px;
            background: rgba(20, 17, 14, 0.5);
            border-radius: var(--radius-card);
            border: 1px dashed rgba(244, 239, 231, 0.15);
            grid-column: 1 / -1;
        }

        /* Platform Guarantee */
        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .guarantee-card {
            background: rgba(20, 17, 14, 0.75);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-sm);
            padding: 22px 18px;
            text-align: center;
            transition: var(--transition-base);
        }

        .guarantee-card:hover {
            border-color: var(--color-border);
            background: rgba(20, 17, 14, 0.92);
        }

        .guarantee-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(217, 164, 65, 0.1);
            border: 1px solid var(--color-border);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            font-size: 20px;
            color: var(--color-amber);
        }

        .guarantee-card h3 {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 4px;
        }

        .guarantee-card p {
            font-size: 12px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* Quick Answer */
        .quick-answer-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .qa-card {
            background: rgba(20, 17, 14, 0.8);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-sm);
            padding: 20px 18px;
            transition: var(--transition-base);
        }

        .qa-card:hover {
            border-color: var(--color-border);
            transform: translateY(-2px);
        }

        .qa-card h3 {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .qa-card p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .qa-link {
            display: inline-block;
            margin-top: 8px;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-amber);
        }

        .qa-link:hover {
            color: var(--color-amber-light);
            text-decoration: underline;
        }

        /* Testimonials / Reviews */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        .review-card {
            background: rgba(20, 17, 14, 0.75);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .review-stars {
            color: var(--color-amber);
            font-size: 15px;
            letter-spacing: 2px;
        }

        .review-text {
            font-size: 13px;
            line-height: 1.8;
            color: var(--color-text-secondary);
            font-style: italic;
        }

        .review-author {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-text);
            margin-top: auto;
        }

        /* FAQ */
        .faq-list {
            max-width: 760px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .faq-item {
            background: rgba(20, 17, 14, 0.7);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: var(--transition-base);
        }

        .faq-item.active {
            border-left: 3px solid var(--color-amber);
            background: rgba(20, 17, 14, 0.92);
            border-color: var(--color-border);
        }

        .faq-question {
            padding: 16px 20px;
            font-size: 14px;
            font-weight: 700;
            color: var(--color-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: var(--transition-base);
            user-select: none;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
        }

        .faq-question:hover {
            color: var(--color-amber-light);
        }

        .faq-icon {
            font-size: 18px;
            color: var(--color-amber);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 20px;
            color: var(--color-text-secondary);
            font-size: 13px;
            line-height: 1.9;
        }

        .faq-item.active .faq-answer {
            max-height: 220px;
            padding: 0 20px 18px;
        }

        /* Form */
        .form-section {
            background: url('/assets/images/a8cf23503b874694.jpg') center/cover no-repeat;
            position: relative;
            padding: var(--spacing-section) 0;
        }

        .form-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(15, 14, 12, 0.88);
            z-index: 0;
        }

        .form-section .container {
            position: relative;
            z-index: 1;
        }

        .form-card {
            max-width: 580px;
            margin: 0 auto;
            background: rgba(20, 17, 14, 0.85);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.55);
            backdrop-filter: blur(15px);
        }

        .form-card h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
            text-align: center;
        }

        .form-card p {
            font-size: 13px;
            color: var(--color-text-secondary);
            text-align: center;
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .form-input,
        .form-textarea {
            width: 100%;
            padding: 12px 16px;
            font-size: 14px;
            color: var(--color-text);
            background: rgba(15, 14, 12, 0.6);
            border: none;
            border-bottom: 2px solid rgba(244, 239, 231, 0.2);
            border-radius: 6px 6px 0 0;
            transition: var(--transition-base);
        }

        .form-input:focus,
        .form-textarea:focus {
            outline: none;
            border-bottom-color: var(--color-amber);
            box-shadow: 0 2px 12px rgba(217, 164, 65, 0.2);
        }

        .form-input::placeholder,
        .form-textarea::placeholder {
            color: rgba(244, 239, 231, 0.4);
        }

        .form-group {
            margin-bottom: 18px;
        }

        .form-submit {
            width: 100%;
            padding: 14px;
            font-size: 15px;
            font-weight: 700;
            background: var(--color-amber);
            color: #1a1408;
            border-radius: 10px;
            transition: var(--transition-base);
            letter-spacing: 0.5px;
        }

        .form-submit:hover {
            background: var(--color-amber-light);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(217, 164, 65, 0.4);
        }

        .form-submit:active {
            transform: scale(0.98);
        }

        .form-note {
            font-size: 11px;
            color: var(--color-text-secondary);
            text-align: center;
            margin-top: 12px;
        }

        /* Device / Scene */
        .device-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .device-card {
            background: rgba(20, 17, 14, 0.75);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            text-align: center;
            transition: var(--transition-base);
        }

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

        .device-frame {
            width: 80px;
            height: 80px;
            border-radius: 16px;
            background: rgba(78, 107, 104, 0.2);
            border: 2px solid var(--color-slate);
            margin: 0 auto 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 32px;
            color: var(--color-slate);
        }

        .device-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .device-card p {
            font-size: 12px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* Schedule */
        .schedule-row {
            display: flex;
            gap: 8px;
            overflow-x: auto;
            padding-bottom: 12px;
            -webkit-overflow-scrolling: touch;
        }

        .schedule-row::-webkit-scrollbar {
            height: 4px;
        }

        .schedule-row::-webkit-scrollbar-track {
            background: rgba(244, 239, 231, 0.05);
            border-radius: 4px;
        }

        .schedule-row::-webkit-scrollbar-thumb {
            background: var(--color-amber);
            border-radius: 4px;
        }

        .schedule-day {
            flex-shrink: 0;
            min-width: 100px;
            background: rgba(20, 17, 14, 0.8);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-sm);
            padding: 16px 14px;
            text-align: center;
            transition: var(--transition-base);
        }

        .schedule-day:hover {
            border-color: var(--color-border);
        }

        .schedule-day .day {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-text-secondary);
            letter-spacing: 0.5px;
            margin-bottom: 4px;
        }

        .schedule-day .count {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-amber);
            font-family: var(--font-title);
        }

        .schedule-day .unit {
            font-size: 11px;
            color: var(--color-text-secondary);
        }

        /* Footer */
        .site-footer {
            background: #0a0908;
            border-top: 1px solid rgba(244, 239, 231, 0.06);
            padding: 48px 0 32px;
            position: relative;
        }

        .site-footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, rgba(217, 164, 65, 0.5), transparent);
        }

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

        .footer-brand .logo {
            font-size: 18px;
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 13px;
            color: var(--color-text-secondary);
            transition: var(--transition-base);
        }

        .footer-col ul a:hover {
            color: var(--color-amber-light);
        }

        .footer-bottom {
            border-top: 1px solid rgba(244, 239, 231, 0.06);
            padding-top: 20px;
            text-align: center;
            font-size: 12px;
            color: rgba(244, 239, 231, 0.4);
            letter-spacing: 0.3px;
        }

        /* Divider */
        .divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(217, 164, 65, 0.35), transparent);
            margin: 0;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .hero {
                min-height: auto;
                padding: 100px 0 50px;
            }
            .hero-poster-frame {
                width: 240px;
                height: 340px;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-grid {
                grid-template-columns: 1fr 1fr;
            }
            .service-card:nth-child(1) { grid-row: span 1; }
            .service-card:nth-child(4) { grid-row: span 1; }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .guarantee-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .quick-answer-grid {
                grid-template-columns: 1fr;
            }
            .review-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .device-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 48px;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .hero-title {
                font-size: 32px;
            }
            .hero-desc {
                font-size: 14px;
            }
            .section-title {
                font-size: 24px;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .metric-number {
                font-size: 28px;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
            }
            .compare-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .guarantee-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .quick-answer-grid {
                grid-template-columns: 1fr;
            }
            .review-grid {
                grid-template-columns: 1fr;
            }
            .device-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero-poster-frame {
                width: 200px;
                height: 280px;
            }
            .form-card {
                padding: 24px 20px;
            }
            .timeline-item {
                width: 180px;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 26px;
            }
            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
            .metrics-grid {
                grid-template-columns: 1fr;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .guarantee-grid {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 20px;
            }
            .hero {
                padding: 80px 0 40px;
            }
            .hero-poster-frame {
                width: 180px;
                height: 250px;
            }
            .scroll-hint {
                display: none;
            }
        }

/* roulang page: category1 */
:root {
            --color-bg: #0F0E0C;
            --color-bg-alt: #14110E;
            --color-bg-card: rgba(20, 17, 14, 0.85);
            --color-amber: #D9A441;
            --color-amber-light: #E0A458;
            --color-slate: #4E6B68;
            --color-slate-dark: #3E5A58;
            --color-text: #F4EFE7;
            --color-text-secondary: #9C9386;
            --color-border: rgba(217, 164, 65, 0.25);
            --color-border-warm: rgba(244, 239, 231, 0.12);
            --radius-card: 16px;
            --radius-sm: 10px;
            --shadow-card: 0 12px 30px rgba(0, 0, 0, 0.45);
            --shadow-card-hover: 0 18px 42px rgba(0, 0, 0, 0.55);
            --spacing-section: 72px;
            --spacing-section-mobile: 40px;
            --font-title: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Serif SC', serif;
            --font-body: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Segoe UI', sans-serif;
            --transition-base: all 0.25s ease;
        }

        @media (max-width: 768px) {
            :root {
                --spacing-section: 48px;
            }
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        body {
            font-family: var(--font-body);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            font-size: 16px;
            overflow-x: hidden;
        }

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

        a:not(.no-style):hover {
            color: var(--color-amber-light);
        }

        a.no-style {
            color: inherit;
        }

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus,
        a:focus,
        input:focus {
            outline: 2px solid var(--color-amber);
            outline-offset: 2px;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(15, 14, 12, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(244, 239, 231, 0.06);
            transition: var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(15, 14, 12, 0.98);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 14px 0;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 18px;
            color: var(--color-text);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }

        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--color-amber), #b8863b);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #1a1408;
            font-weight: 800;
            font-size: 14px;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .nav-link {
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: 8px;
            white-space: nowrap;
            transition: var(--transition-base);
        }

        .nav-link:hover {
            color: var(--color-text);
            background: rgba(217, 164, 65, 0.1);
        }

        .nav-link.active {
            color: var(--color-amber);
            background: rgba(217, 164, 65, 0.12);
        }

        .nav-chips {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-left: 10px;
            padding-left: 16px;
            border-left: 1px solid rgba(244, 239, 231, 0.1);
        }

        .chip {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 11px;
            font-weight: 600;
            border-radius: 999px;
            letter-spacing: 0.3px;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .chip-warmup {
            border: 1px solid var(--color-text-secondary);
            color: var(--color-text-secondary);
            background: transparent;
        }

        .chip-live {
            border: 1px solid var(--color-amber);
            color: #1a1408;
            background: var(--color-amber);
            box-shadow: 0 0 12px rgba(217, 164, 65, 0.35);
        }

        .chip-replay {
            border: 1px solid var(--color-text-secondary);
            color: var(--color-text-secondary);
            background: transparent;
        }

        .chip-warmup:hover,
        .chip-replay:hover {
            border-color: var(--color-amber);
            color: var(--color-amber);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            background: transparent;
            transition: var(--transition-base);
        }

        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: var(--transition-base);
        }

        .hamburger:hover span {
            background: var(--color-amber);
        }

        /* Mobile navigation */
        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 99;
            background: rgba(15, 14, 12, 0.98);
            padding: 20px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
            border-top: 1px solid rgba(244, 239, 231, 0.06);
        }

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

        .mobile-menu .nav-link {
            display: block;
            padding: 14px 16px;
            font-size: 16px;
            border-radius: 10px;
        }

        .mobile-menu .nav-chips {
            display: flex;
            gap: 10px;
            padding: 16px 0;
            margin: 0;
            border-left: none;
            border-top: 1px solid rgba(244, 239, 231, 0.1);
            border-bottom: 1px solid rgba(244, 239, 231, 0.1);
            flex-wrap: wrap;
        }

        /* Section common */
        .section {
            padding: var(--spacing-section) 0;
        }

        .section-alt {
            background-color: var(--color-bg-alt);
        }

        .section-title {
            font-family: var(--font-title);
            font-size: 30px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 12px;
            color: var(--color-text);
            letter-spacing: 0.5px;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 680px;
            margin-bottom: 32px;
        }

        /* Category Header */
        .category-hero {
            position: relative;
            padding: 140px 0 72px;
            background-image: url('/assets/images/fbefbcee6d083299.webp');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 14, 12, 0.75) 0%, rgba(15, 14, 12, 0.9) 60%, var(--color-bg) 100%);
            z-index: 1;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/d2bb3997f99b91ae.jpg') center / cover no-repeat;
            opacity: 0.15;
            mix-blend-mode: overlay;
            z-index: 1;
            pointer-events: none;
        }

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

        .category-h1 {
            font-family: var(--font-title);
            font-size: 42px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .category-hero-desc {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 660px;
            line-height: 1.9;
        }

        .category-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 20px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: rgba(217, 164, 65, 0.12);
            border: 1px solid var(--color-border);
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-amber-light);
        }

        /* Poster card grid */
        .poster-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
            gap: 24px;
        }

        .poster-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: var(--transition-base);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
        }

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

        .poster-card-img {
            aspect-ratio: 2 / 3;
            overflow: hidden;
            position: relative;
            background: #1a1714;
        }

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

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

        .poster-card-body {
            padding: 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .poster-card-title {
            font-family: var(--font-title);
            font-size: 18px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 8px;
            color: var(--color-text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .poster-card-summary {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .poster-card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
            font-size: 12px;
            color: var(--color-text-secondary);
            padding-top: 10px;
            border-top: 1px solid rgba(244, 239, 231, 0.06);
        }

        .poster-card-tag {
            display: inline-block;
            padding: 2px 10px;
            border-radius: 999px;
            font-size: 11px;
            font-weight: 500;
            background: rgba(78, 107, 104, 0.25);
            border: 1px solid rgba(78, 107, 104, 0.45);
            color: #b8c8c5;
        }

        .poster-card-tag.amber {
            background: rgba(217, 164, 65, 0.15);
            border-color: var(--color-border);
            color: var(--color-amber-light);
        }

        /* Filter chips */
        .filter-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }

        .filter-chip {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            font-size: 13px;
            font-weight: 500;
            border-radius: 999px;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-warm);
            color: var(--color-text-secondary);
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .filter-chip:hover {
            border-color: var(--color-amber);
            color: var(--color-amber-light);
            background: rgba(217, 164, 65, 0.08);
        }

        .filter-chip.active {
            border-color: var(--color-amber);
            color: #1a1408;
            background: var(--color-amber);
            font-weight: 600;
        }

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

        .guide-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-card);
            padding: 24px;
            transition: var(--transition-base);
        }

        .guide-card:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-card);
        }

        .guide-step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--color-amber);
            color: #1a1408;
            font-weight: 700;
            font-size: 15px;
            margin-bottom: 14px;
        }

        .guide-card-title {
            font-family: var(--font-title);
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-text);
        }

        .guide-card-desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* Update list */
        .update-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .update-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-sm);
            padding: 16px 20px;
            transition: var(--transition-base);
        }

        .update-item:hover {
            border-color: var(--color-border);
            background: rgba(217, 164, 65, 0.04);
        }

        .update-item-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            flex: 1;
            line-height: 1.5;
        }

        .update-item-title a:hover {
            color: var(--color-amber-light);
        }

        .update-item-meta {
            display: flex;
            gap: 12px;
            align-items: center;
            font-size: 11px;
            color: var(--color-text-secondary);
            white-space: nowrap;
        }

        .update-item-tag {
            padding: 2px 10px;
            border-radius: 999px;
            font-size: 11px;
            font-weight: 500;
            background: rgba(78, 107, 104, 0.25);
            border: 1px solid rgba(78, 107, 104, 0.45);
            color: #b8c8c5;
            white-space: nowrap;
        }

        /* Topic cards */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .topic-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-card);
            padding: 22px;
            text-align: left;
            transition: var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .topic-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-amber), transparent);
            opacity: 0;
            transition: var(--transition-base);
        }

        .topic-card:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-card);
        }

        .topic-card:hover::before {
            opacity: 1;
        }

        .topic-card-title {
            font-family: var(--font-title);
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-text);
        }

        .topic-card-desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* Subscribe banner */
        .subscribe-banner {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }

        .subscribe-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(217, 164, 65, 0.08), transparent 70%);
            pointer-events: none;
        }

        .subscribe-banner-text {
            flex: 1;
            min-width: 220px;
            position: relative;
            z-index: 1;
        }

        .subscribe-banner-title {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-text);
        }

        .subscribe-banner-desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            font-size: 14px;
            font-weight: 600;
            border-radius: 10px;
            transition: var(--transition-base);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }

        .btn-primary {
            background: var(--color-amber);
            color: #1a1408;
            box-shadow: 0 4px 14px rgba(217, 164, 65, 0.3);
        }

        .btn-primary:hover {
            background: var(--color-amber-light);
            box-shadow: 0 6px 20px rgba(217, 164, 65, 0.45);
            transform: translateY(-2px);
            color: #1a1408;
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

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

        .btn-outline:hover {
            border-color: var(--color-amber);
            background: rgba(217, 164, 65, 0.08);
            color: var(--color-text);
        }

        /* Footer */
        .site-footer {
            background: #0C0A08;
            border-top: 1px solid rgba(244, 239, 231, 0.06);
            padding: 48px 0 24px;
            position: relative;
        }

        .site-footer::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/2f5d645649001237.webp') center / cover no-repeat;
            opacity: 0.04;
            pointer-events: none;
        }

        .site-footer .container {
            position: relative;
            z-index: 1;
        }

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

        .footer-brand .logo {
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 340px;
        }

        .footer-col h4 {
            font-family: var(--font-title);
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 14px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 13px;
            color: var(--color-text-secondary);
            transition: var(--transition-base);
        }

        .footer-col ul a:hover {
            color: var(--color-amber-light);
        }

        .footer-bottom {
            padding-top: 20px;
            border-top: 1px solid rgba(244, 239, 231, 0.06);
            font-size: 12px;
            color: var(--color-text-secondary);
            text-align: center;
        }

        /* Empty state */
        .empty-state {
            padding: 24px;
            text-align: center;
            font-size: 14px;
            color: var(--color-text-secondary);
            background: var(--color-bg-card);
            border: 1px dashed var(--color-border-warm);
            border-radius: var(--radius-sm);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section-title {
                font-size: 26px;
            }
            .category-h1 {
                font-size: 36px;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .section {
                padding: var(--spacing-section-mobile) 0;
            }
            .section-title {
                font-size: 23px;
            }
            .category-h1 {
                font-size: 28px;
            }
            .category-hero {
                padding: 110px 0 48px;
            }
            .poster-grid {
                grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
                gap: 16px;
            }
            .guide-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .topic-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .update-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .update-item-meta {
                flex-wrap: wrap;
            }
            .subscribe-banner {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 12px;
            }
            .logo {
                font-size: 15px;
            }
            .logo-mark {
                width: 30px;
                height: 30px;
                font-size: 12px;
            }
            .poster-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .poster-card-body {
                padding: 12px;
            }
            .poster-card-title {
                font-size: 15px;
            }
            .poster-card-summary {
                font-size: 12px;
            }
            .category-h1 {
                font-size: 24px;
            }
            .category-hero-desc {
                font-size: 14px;
            }
            .btn {
                padding: 10px 20px;
                font-size: 13px;
            }
        }

/* roulang page: article */
:root {
            --color-bg: #0F0E0C;
            --color-bg-alt: #14110E;
            --color-bg-card: rgba(20, 17, 14, 0.85);
            --color-amber: #D9A441;
            --color-amber-light: #E0A458;
            --color-slate: #4E6B68;
            --color-slate-dark: #3E5A58;
            --color-text: #F4EFE7;
            --color-text-secondary: #9C9386;
            --color-border: rgba(217, 164, 65, 0.25);
            --color-border-warm: rgba(244, 239, 231, 0.12);
            --radius-card: 16px;
            --radius-sm: 10px;
            --shadow-card: 0 12px 30px rgba(0, 0, 0, 0.45);
            --shadow-card-hover: 0 18px 42px rgba(0, 0, 0, 0.55);
            --spacing-section: 72px;
            --spacing-section-mobile: 40px;
            --font-title: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Serif SC', serif;
            --font-body: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Segoe UI', sans-serif;
            --transition-base: all 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: var(--font-body);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            font-size: 16px;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition-base);
        }
        a:not(.no-style):hover {
            color: var(--color-amber-light);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus, a:focus, input:focus {
            outline: 2px solid var(--color-amber);
            outline-offset: 2px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* Header / Navigation */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(15, 14, 12, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(244, 239, 231, 0.06);
            transition: var(--transition-base);
        }
        .site-header.scrolled {
            background: rgba(15, 14, 12, 0.98);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 14px 0;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-weight: 700;
            font-size: 18px;
            color: var(--color-text);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }
        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--color-amber), #b8863b);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #1a1408;
            font-weight: 800;
            font-size: 14px;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-link {
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: 8px;
            white-space: nowrap;
            transition: var(--transition-base);
        }
        .nav-link:hover {
            color: var(--color-text);
            background: rgba(217, 164, 65, 0.1);
        }
        .nav-link.active {
            color: var(--color-amber);
            background: rgba(217, 164, 65, 0.12);
        }
        .nav-chips {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-left: 10px;
            padding-left: 16px;
            border-left: 1px solid rgba(244, 239, 231, 0.1);
        }
        .chip {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 11px;
            font-weight: 600;
            border-radius: 999px;
            letter-spacing: 0.3px;
            transition: var(--transition-base);
            white-space: nowrap;
        }
        .chip-warmup {
            border: 1px solid var(--color-text-secondary);
            color: var(--color-text-secondary);
            background: transparent;
        }
        .chip-live {
            border: 1px solid var(--color-amber);
            color: #1a1408;
            background: var(--color-amber);
            box-shadow: 0 0 12px rgba(217, 164, 65, 0.35);
        }
        .chip-replay {
            border: 1px solid var(--color-text-secondary);
            color: var(--color-text-secondary);
            background: transparent;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            background: transparent;
            transition: var(--transition-base);
        }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            border-radius: 1px;
            transition: var(--transition-base);
        }
        /* Mobile Nav */
        .mobile-nav {
            display: none;
            background: rgba(15, 14, 12, 0.98);
            border-bottom: 1px solid rgba(244, 239, 231, 0.08);
            padding: 16px 20px;
        }
        .mobile-nav.open {
            display: block;
        }
        .mobile-nav .nav-link {
            display: block;
            padding: 12px 14px;
            font-size: 15px;
            border-radius: 8px;
            margin-bottom: 4px;
        }
        .mobile-nav .chips {
            display: flex;
            gap: 8px;
            padding: 8px 0 12px;
            flex-wrap: wrap;
        }
        /* Breadcrumb */
        .article-breadcrumb {
            padding-top: 110px;
            padding-bottom: 16px;
            border-bottom: 1px solid rgba(244, 239, 231, 0.08);
            background: linear-gradient(180deg, rgba(20, 17, 14, 0.9) 0%, rgba(15, 14, 12, 0.95) 100%);
        }
        .breadcrumb-inner {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            flex-wrap: wrap;
            padding: 10px 0;
        }
        .breadcrumb-inner a {
            color: var(--color-text-secondary);
            transition: var(--transition-base);
        }
        .breadcrumb-inner a:hover {
            color: var(--color-amber);
        }
        .breadcrumb-sep {
            color: var(--color-amber);
            opacity: 0.6;
            font-size: 11px;
        }
        .breadcrumb-current {
            color: var(--color-text-secondary);
            pointer-events: none;
            cursor: default;
            max-width: 280px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        /* Article Header */
        .article-header {
            padding: 32px 0 40px;
            position: relative;
        }
        .article-header::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(217, 164, 65, 0.08), transparent 70%);
            pointer-events: none;
            border-radius: 50%;
        }
        .article-header .category-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border: 1px solid var(--color-border);
            border-radius: 999px;
            font-size: 13px;
            color: var(--color-amber);
            background: rgba(217, 164, 65, 0.08);
            margin-bottom: 16px;
            font-weight: 500;
        }
        .article-h1 {
            font-family: var(--font-title);
            font-size: 38px;
            line-height: 1.35;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: 0.3px;
            margin-bottom: 16px;
            max-width: 900px;
        }
        .article-header-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--color-text-secondary);
            flex-wrap: wrap;
        }
        .article-header-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-header-meta .meta-item i {
            color: var(--color-amber);
            font-size: 13px;
        }
        .article-header-meta .meta-tag {
            display: inline-flex;
            padding: 3px 10px;
            border-radius: 999px;
            font-size: 11px;
            font-weight: 600;
            border: 1px solid rgba(78, 107, 104, 0.5);
            color: #a8c4bf;
            background: rgba(78, 107, 104, 0.12);
        }
        /* Article Layout */
        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 320px;
            gap: 36px;
            padding: 40px 0 56px;
            align-items: start;
        }
        .article-main {
            min-width: 0;
        }
        .article-body {
            font-size: 16px;
            line-height: 2.0;
            color: rgba(244, 239, 231, 0.92);
        }
        .article-body p {
            margin-bottom: 1.6rem;
        }
        .article-body h2 {
            font-family: var(--font-title);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text);
            margin: 2.5rem 0 1rem;
            padding-left: 14px;
            border-left: 3px solid var(--color-amber);
            line-height: 1.45;
        }
        .article-body h3 {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text);
            margin: 2rem 0 0.8rem;
            line-height: 1.45;
        }
        .article-body h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            margin: 1.8rem 0 0.6rem;
        }
        .article-body ul, .article-body ol {
            margin: 0 0 1.6rem 1.5rem;
            padding-left: 0.5rem;
        }
        .article-body ul {
            list-style-type: disc;
        }
        .article-body ol {
            list-style-type: decimal;
        }
        .article-body li {
            margin-bottom: 0.5rem;
            line-height: 1.9;
        }
        .article-body blockquote {
            margin: 2rem 0;
            padding: 18px 22px;
            border-left: 3px solid var(--color-amber);
            background: rgba(217, 164, 65, 0.06);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--color-amber-light);
            font-style: italic;
            font-size: 15.5px;
            line-height: 1.85;
        }
        .article-body img {
            margin: 2rem 0;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            width: 100%;
            height: auto;
        }
        .article-body hr {
            border: none;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--color-amber), transparent);
            margin: 2.5rem 0;
            opacity: 0.5;
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 2rem 0;
            font-size: 14px;
        }
        .article-body th {
            background: rgba(217, 164, 65, 0.12);
            padding: 10px 14px;
            text-align: left;
            font-weight: 600;
            color: var(--color-amber);
            border: 1px solid rgba(217, 164, 65, 0.2);
        }
        .article-body td {
            padding: 10px 14px;
            border: 1px solid rgba(244, 239, 231, 0.1);
            color: var(--color-text);
        }
        .article-body a {
            color: var(--color-amber);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-body a:hover {
            color: var(--color-amber-light);
        }
        /* Sidebar */
        .article-sidebar {
            position: sticky;
            top: 100px;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .sidebar-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-card);
            padding: 22px;
            box-shadow: var(--shadow-card);
            backdrop-filter: blur(10px);
        }
        .sidebar-card h4 {
            font-family: var(--font-title);
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 1px solid rgba(244, 239, 231, 0.08);
        }
        .sidebar-card .info-row {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 8px 0;
            font-size: 13.5px;
            color: var(--color-text-secondary);
        }
        .sidebar-card .info-row i {
            color: var(--color-amber);
            margin-top: 2px;
            width: 16px;
            text-align: center;
            flex-shrink: 0;
        }
        .sidebar-card .info-row span {
            color: var(--color-text);
            font-weight: 500;
        }
        .sidebar-card .summary-text {
            font-size: 13.5px;
            line-height: 1.85;
            color: var(--color-text-secondary);
        }
        .sidebar-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 10px;
        }
        .sidebar-tags .tag {
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 500;
            border: 1px solid rgba(78, 107, 104, 0.5);
            color: #a8c4bf;
            background: rgba(78, 107, 104, 0.12);
            transition: var(--transition-base);
        }
        .sidebar-tags .tag:hover {
            border-color: var(--color-amber);
            color: var(--color-amber);
            background: rgba(217, 164, 65, 0.08);
        }
        /* Related Section */
        .related-section {
            padding: var(--spacing-section) 0;
            background: var(--color-bg-alt);
            border-top: 1px solid rgba(244, 239, 231, 0.06);
        }
        .section-title {
            font-family: var(--font-title);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .section-subtitle {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 32px;
            line-height: 1.7;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-warm);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .related-card:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .related-card .card-thumb {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: rgba(20, 17, 14, 0.6);
        }
        .related-card .card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition-base);
        }
        .related-card:hover .card-thumb img {
            transform: scale(1.03);
        }
        .related-card .card-thumb .thumb-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(15, 14, 12, 0.7));
            pointer-events: none;
        }
        .related-card .card-thumb .tag-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 11px;
            font-weight: 600;
            background: var(--color-amber);
            color: #1a1408;
        }
        .related-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-card .card-title {
            font-family: var(--font-title);
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-summary {
            font-size: 13px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 14px;
            flex: 1;
        }
        .related-card .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--color-text-secondary);
            border-top: 1px solid rgba(244, 239, 231, 0.06);
            padding-top: 12px;
        }
        .related-card .card-meta .meta-tag {
            padding: 2px 8px;
            border-radius: 999px;
            font-size: 10.5px;
            border: 1px solid rgba(78, 107, 104, 0.5);
            color: #a8c4bf;
            background: rgba(78, 107, 104, 0.12);
        }
        /* Empty State */
        .empty-state {
            padding: 40px 20px;
            text-align: center;
            color: var(--color-text-secondary);
            font-size: 14px;
            border: 1px dashed rgba(244, 239, 231, 0.15);
            border-radius: var(--radius-card);
        }
        /* Back Actions */
        .back-actions-section {
            padding: 40px 0;
        }
        .back-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            background: var(--color-amber);
            color: #1a1408;
            transition: var(--transition-base);
            letter-spacing: 0.3px;
            border: 1px solid var(--color-amber);
        }
        .btn-primary:hover {
            background: var(--color-amber-light);
            box-shadow: 0 8px 24px rgba(217, 164, 65, 0.4);
            transform: translateY(-2px);
            color: #1a1408;
        }
        .btn-primary:active {
            transform: scale(0.98);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            background: transparent;
            color: var(--color-text);
            border: 1px solid var(--color-text-secondary);
            transition: var(--transition-base);
            letter-spacing: 0.3px;
        }
        .btn-secondary:hover {
            border-color: var(--color-amber);
            background: rgba(217, 164, 65, 0.08);
            color: var(--color-amber);
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }
        /* Article Bottom Meta */
        .article-bottom-meta {
            border-top: 1px solid rgba(244, 239, 231, 0.08);
            border-bottom: 1px solid rgba(244, 239, 231, 0.08);
            padding: 18px 0;
            margin: 24px 0;
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--color-text-secondary);
        }
        .article-bottom-meta .meta-label {
            display: inline-flex;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 11px;
            font-weight: 600;
            border: 1px solid rgba(78, 107, 104, 0.5);
            color: #a8c4bf;
            background: rgba(78, 107, 104, 0.12);
        }
        .article-bottom-meta .meta-label.amber {
            border-color: var(--color-amber);
            color: var(--color-amber);
            background: rgba(217, 164, 65, 0.08);
        }
        /* Subscribe Banner */
        .subscribe-banner {
            padding: 40px 0;
        }
        .subscribe-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 32px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-card);
        }
        .subscribe-card .subscribe-text h3 {
            font-family: var(--font-title);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .subscribe-card .subscribe-text p {
            font-size: 13.5px;
            color: var(--color-text-secondary);
        }
        /* Footer */
        .site-footer {
            background: #0A0908;
            border-top: 1px solid rgba(244, 239, 231, 0.06);
            padding: 48px 0 28px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }
        .footer-brand .logo {
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 13.5px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 360px;
        }
        .footer-col h4 {
            font-family: var(--font-title);
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 13.5px;
            color: var(--color-text-secondary);
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul li a:hover {
            color: var(--color-amber);
        }
        .footer-bottom {
            border-top: 1px solid rgba(244, 239, 231, 0.06);
            padding-top: 20px;
            text-align: center;
            font-size: 12.5px;
            color: var(--color-text-secondary);
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .article-sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .article-h1 {
                font-size: 30px;
            }
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .article-breadcrumb {
                padding-top: 80px;
            }
            .article-h1 {
                font-size: 26px;
            }
            .article-layout {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .article-sidebar {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .article-body {
                font-size: 15px;
                line-height: 1.9;
            }
            .article-body h2 {
                font-size: 21px;
            }
            .article-body h3 {
                font-size: 18px;
            }
            .subscribe-card {
                flex-direction: column;
                text-align: center;
                padding: 24px 20px;
            }
            .back-actions {
                flex-direction: column;
                width: 100%;
            }
            .back-actions .btn-primary,
            .back-actions .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .section-title {
                font-size: 22px;
            }
            :root {
                --spacing-section: 48px;
            }
        }
        @media (max-width: 520px) {
            .article-h1 {
                font-size: 22px;
            }
            .breadcrumb-inner {
                font-size: 12px;
            }
            .article-header-meta {
                gap: 10px;
                font-size: 12px;
            }
            .related-card .card-title {
                font-size: 15px;
            }
            .article-body {
                font-size: 14.5px;
                line-height: 1.85;
            }
            .article-body blockquote {
                padding: 14px 16px;
                font-size: 14px;
            }
            .article-body table {
                font-size: 12px;
            }
            .article-body th, .article-body td {
                padding: 8px 10px;
            }
        }