/* roulang page: index */
:root {
            --color-primary: #D32F2F;
            --color-primary-dark: #B71C1C;
            --color-primary-light: #EF5350;
            --color-accent-gold: #F5A623;
            --color-accent-green: #4CAF50;
            --color-bg-warm: #F9F9F9;
            --color-bg-light: #EEEEEE;
            --color-bg-dark: #1E1E1E;
            --color-bg-darker: #151515;
            --color-text-primary: #1A1A1A;
            --color-text-body: #333333;
            --color-text-weak: #666666;
            --color-text-muted: #999999;
            --color-text-inverse: #FFFFFF;
            --color-border: rgba(0, 0, 0, 0.08);
            --color-border-light: rgba(0, 0, 0, 0.05);
            --color-shadow-card: 0 2px 8px rgba(0, 0, 0, 0.08);
            --color-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --color-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.16);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Noto Sans SC", sans-serif;
            --font-stack-mono: "SF Mono", "Consolas", "Monaco", monospace;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
            --container-max: 1280px;
            --header-brand-height: 60px;
            --header-channel-height: 44px;
            --bottom-bar-height: 68px;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-2xl: 80px;
            --spacing-3xl: 100px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--color-text-body);
            background-color: #FFFFFF;
            min-width: 320px;
            overflow-x: hidden;
            padding-bottom: var(--bottom-bar-height);
        }

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

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-primary-dark);
        }
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            transition: all var(--transition-fast);
        }
        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--color-text-primary);
            line-height: 1.3;
            font-weight: 700;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 700;
        }
        h2 {
            font-size: 1.8rem;
            font-weight: 700;
        }
        h3 {
            font-size: 1.35rem;
            font-weight: 600;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
        }

        p {
            margin-bottom: 0.8em;
        }

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

        /* ========== HEADER / NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #FFFFFF;
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
        }
        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-brand-height);
            padding: 0 24px;
            max-width: var(--container-max);
            margin: 0 auto;
        }
        .brand-logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-logo-icon {
            width: 40px;
            height: 40px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -1px;
            flex-shrink: 0;
        }
        .brand-logo-text {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }
        .brand-logo-text a {
            color: inherit;
            text-decoration: none;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .header-icon-btn {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-body);
            font-size: 1.1rem;
            transition: background var(--transition-fast);
        }
        .header-icon-btn:hover {
            background: var(--color-bg-light);
            color: var(--color-primary);
        }
        .header-channel-row {
            background: #FAFAFA;
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }
        .channel-nav {
            display: flex;
            align-items: center;
            gap: 0;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 16px;
            height: var(--header-channel-height);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .channel-nav::-webkit-scrollbar {
            display: none;
        }
        .channel-nav a {
            display: flex;
            align-items: center;
            height: 100%;
            padding: 0 18px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-body);
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.3px;
        }
        .channel-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 18px;
            right: 18px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 3px 3px 0 0;
            transform: scaleX(0);
            transition: transform var(--transition-normal);
            transform-origin: left center;
        }
        .channel-nav a:hover {
            color: var(--color-primary);
        }
        .channel-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .channel-nav a.active::after {
            transform: scaleX(1);
        }
        .hamburger-toggle {
            display: none;
            width: 40px;
            height: 40px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            cursor: pointer;
            z-index: 1001;
            background: none;
            border: none;
            padding: 0;
        }
        .hamburger-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text-primary);
            border-radius: 2px;
            transition: all var(--transition-normal);
        }
        .hamburger-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-normal);
        }
        .mobile-nav-overlay.open {
            opacity: 1;
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            height: 100vh;
            background: #FFFFFF;
            z-index: 1000;
            padding: 80px 24px 40px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform var(--transition-normal);
            box-shadow: -4px 0 24px rgba(0, 0, 0, 0.12);
        }
        .mobile-nav-panel.open {
            transform: translateX(0);
        }
        .mobile-nav-panel a {
            display: block;
            padding: 14px 0;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--color-text-primary);
            border-bottom: 1px solid var(--color-border-light);
            text-decoration: none;
        }
        .mobile-nav-panel a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            min-height: 560px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(20, 20, 20, 0.88) 0%, rgba(30, 30, 30, 0.78) 40%, rgba(20, 20, 20, 0.65) 100%);
            z-index: 1;
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 48px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 60px 24px;
            width: 100%;
        }
        .hero-content {
            flex: 1 1 55%;
            min-width: 0;
        }
        .hero-content h1 {
            color: #FFFFFF;
            font-size: 2.8rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 16px;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
            letter-spacing: 1px;
        }
        .hero-content h1 .highlight {
            color: var(--color-accent-gold);
        }
        .hero-subtitle {
            color: rgba(255, 255, 255, 0.9);
            font-size: 1.15rem;
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 520px;
        }
        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            cursor: pointer;
            transition: all var(--transition-normal);
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #FFFFFF;
            border: 2px solid var(--color-primary);
            box-shadow: 0 4px 16px rgba(211, 47, 47, 0.35);
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            box-shadow: 0 6px 22px rgba(183, 28, 28, 0.45);
            color: #FFFFFF;
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: scale(0.98);
        }
        .btn-outline {
            background: transparent;
            color: #FFFFFF;
            border: 2px solid rgba(255, 255, 255, 0.7);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #FFFFFF;
            color: #FFFFFF;
        }
        .btn-gold {
            background: var(--color-accent-gold);
            color: #1A1A1A;
            border: 2px solid var(--color-accent-gold);
            font-weight: 700;
        }
        .btn-gold:hover {
            background: #e69900;
            border-color: #e69900;
            color: #1A1A1A;
            box-shadow: 0 6px 20px rgba(245, 166, 35, 0.4);
            transform: translateY(-1px);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
            border-radius: 4px;
        }
        .btn-text-link {
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.95rem;
            font-weight: 500;
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: color var(--transition-fast);
            padding: 8px 4px;
        }
        .btn-text-link:hover {
            color: #FFFFFF;
        }
        .hero-data-panel {
            flex: 0 0 340px;
            background: rgba(255, 255, 255, 0.07);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            display: flex;
            flex-direction: column;
            gap: 18px;
        }
        .hero-data-panel h3 {
            color: #FFFFFF;
            font-size: 0.95rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            text-align: center;
            margin-bottom: 4px;
            text-transform: uppercase;
            opacity: 0.9;
        }
        .hero-data-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
        }
        .hero-data-row:last-child {
            border-bottom: none;
        }
        .hero-data-team {
            font-weight: 600;
            font-size: 0.9rem;
        }
        .hero-data-score {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-accent-gold);
            font-family: var(--font-stack-mono);
        }
        .hero-data-badge {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 20px;
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .badge-live {
            background: var(--color-accent-green);
            color: #fff;
        }
        .badge-upcoming {
            background: rgba(255, 255, 255, 0.2);
            color: #fff;
        }
        .hero-pulse-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent-green);
            animation: pulse-dot 1.5s ease infinite;
            margin-right: 6px;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.7);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(76, 175, 80, 0);
            }
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--spacing-2xl) 0;
        }
        .section-sm {
            padding: var(--spacing-xl) 0;
        }
        .section-dark {
            background: var(--color-bg-dark);
            color: var(--color-text-inverse);
        }
        .section-dark h2,
        .section-dark h3,
        .section-dark h4 {
            color: #FFFFFF;
        }
        .section-light {
            background: var(--color-bg-warm);
        }
        .section-muted {
            background: var(--color-bg-light);
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-lg);
        }
        .section-header h2 {
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .section-header .section-desc {
            color: var(--color-text-weak);
            font-size: 0.95rem;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .section-dark .section-desc {
            color: rgba(255, 255, 255, 0.65);
        }

        /* ========== COUNTDOWN ========== */
        .countdown-section {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 40%, #0f0f1a 100%);
            padding: var(--spacing-lg) 0;
            text-align: center;
            color: #FFFFFF;
        }
        .countdown-inner {
            max-width: 700px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .countdown-label {
            font-size: 0.85rem;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--color-accent-gold);
            margin-bottom: 8px;
            font-weight: 600;
        }
        .countdown-title {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: #FFFFFF;
        }
        .countdown-timer {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .countdown-unit {
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            min-width: 80px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.12);
        }
        .countdown-num {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-accent-gold);
            font-family: var(--font-stack-mono);
            line-height: 1;
        }
        .countdown-unit-label {
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
            letter-spacing: 1px;
        }

        /* ========== HIGHLIGHTS WALL ========== */
        .highlights-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .highlight-card {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            padding: 28px 22px;
            border: 1px solid var(--color-border);
            box-shadow: var(--color-shadow-card);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
            gap: 12px;
            position: relative;
            overflow: hidden;
        }
        .highlight-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--color-primary);
            border-radius: 0 0 3px 3px;
        }
        .highlight-card:nth-child(2)::before {
            background: var(--color-accent-gold);
        }
        .highlight-card:nth-child(3)::before {
            background: var(--color-accent-green);
        }
        .highlight-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--color-shadow-hover);
        }
        .highlight-card .hl-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            flex-shrink: 0;
        }
        .hl-icon-red {
            background: #fdecea;
            color: var(--color-primary);
        }
        .hl-icon-gold {
            background: #fef7e8;
            color: var(--color-accent-gold);
        }
        .hl-icon-green {
            background: #e8f5e9;
            color: var(--color-accent-green);
        }
        .highlight-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
        }
        .highlight-card p {
            color: var(--color-text-weak);
            font-size: 0.9rem;
            line-height: 1.6;
            margin: 0;
        }

        /* ========== SELLING POINTS ========== */
        .selling-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .selling-card {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            padding: 30px 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--color-shadow-card);
            text-align: center;
            transition: all var(--transition-normal);
        }
        .selling-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--color-shadow-hover);
        }
        .selling-card .sc-icon-wrap {
            width: 64px;
            height: 64px;
            margin: 0 auto 16px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            background: #fef0f0;
            color: var(--color-primary);
        }
        .selling-card:nth-child(2) .sc-icon-wrap {
            background: #fef7e8;
            color: var(--color-accent-gold);
        }
        .selling-card:nth-child(3) .sc-icon-wrap {
            background: #e8f5e9;
            color: var(--color-accent-green);
        }
        .selling-card h3 {
            margin-bottom: 8px;
            font-size: 1.15rem;
        }
        .selling-card p {
            color: var(--color-text-weak);
            font-size: 0.9rem;
            line-height: 1.6;
            margin: 0;
        }

        /* ========== TICKET COMPARISON ========== */
        .ticket-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .ticket-card {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            padding: 24px 18px;
            border: 2px solid var(--color-border);
            text-align: center;
            transition: all var(--transition-normal);
            position: relative;
        }
        .ticket-card.featured {
            border-color: var(--color-accent-gold);
            box-shadow: 0 4px 20px rgba(245, 166, 35, 0.2);
            transform: scale(1.03);
        }
        .ticket-card.featured .ticket-badge {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--color-accent-gold);
            color: #1A1A1A;
            padding: 5px 16px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.5px;
        }
        .ticket-card:hover {
            border-color: var(--color-primary);
            box-shadow: var(--color-shadow-hover);
            transform: translateY(-3px);
        }
        .ticket-card.featured:hover {
            transform: scale(1.03) translateY(-3px);
        }
        .ticket-name {
            font-weight: 700;
            font-size: 1.05rem;
            margin-bottom: 6px;
            color: var(--color-text-primary);
        }
        .ticket-price {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 4px;
        }
        .ticket-price span {
            font-size: 0.8rem;
            font-weight: 400;
            color: var(--color-text-weak);
        }
        .ticket-desc {
            font-size: 0.8rem;
            color: var(--color-text-weak);
            margin-bottom: 12px;
            line-height: 1.5;
        }
        .ticket-features {
            text-align: left;
            font-size: 0.8rem;
            color: var(--color-text-body);
            line-height: 1.8;
        }
        .ticket-features li::before {
            content: '✓ ';
            color: var(--color-accent-green);
            font-weight: 700;
        }

        /* ========== SCENE DEMO ========== */
        .scene-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 24px;
        }
        .scene-main {
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--color-shadow-card);
            border: 1px solid var(--color-border);
        }
        .scene-main img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }
        .scene-main .scene-info {
            padding: 20px 24px;
        }
        .scene-main .scene-info h3 {
            margin-bottom: 6px;
        }
        .scene-main .scene-info p {
            color: var(--color-text-weak);
            font-size: 0.9rem;
            margin: 0;
        }
        .scene-side {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .scene-side-card {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--color-shadow-card);
            border: 1px solid var(--color-border);
            display: flex;
            gap: 14px;
            padding: 14px;
            align-items: center;
            transition: all var(--transition-normal);
            cursor: pointer;
        }
        .scene-side-card:hover {
            box-shadow: var(--color-shadow-hover);
            transform: translateX(3px);
        }
        .scene-side-card img {
            width: 100px;
            height: 70px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
        }
        .scene-side-card h4 {
            font-size: 0.9rem;
            margin-bottom: 2px;
        }
        .scene-side-card p {
            font-size: 0.78rem;
            color: var(--color-text-weak);
            margin: 0;
        }

        /* ========== NEWS SECTION ========== */
        .news-layout {
            display: grid;
            grid-template-columns: 1.8fr 1fr;
            gap: 32px;
            align-items: start;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border-light);
            align-items: flex-start;
            transition: background var(--transition-fast);
            cursor: pointer;
        }
        .news-item:hover {
            background: #fafafa;
            margin: 0 -12px;
            padding-left: 12px;
            padding-right: 12px;
            border-radius: var(--radius-sm);
        }
        .news-date-badge {
            flex-shrink: 0;
            width: 52px;
            height: 52px;
            background: var(--color-primary);
            color: #FFFFFF;
            border-radius: var(--radius-sm);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            line-height: 1.1;
        }
        .news-date-badge .day {
            font-size: 1.3rem;
        }
        .news-date-badge .month {
            font-size: 0.7rem;
            letter-spacing: 1px;
            opacity: 0.85;
        }
        .news-item-content h4 {
            font-size: 1rem;
            margin-bottom: 4px;
            font-weight: 600;
            color: var(--color-text-primary);
            line-height: 1.4;
        }
        .news-item-content p {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            margin: 0 0 6px;
            line-height: 1.5;
        }
        .news-read-more {
            font-size: 0.8rem;
            color: var(--color-primary);
            font-weight: 600;
            cursor: pointer;
            transition: color var(--transition-fast);
        }
        .news-read-more:hover {
            color: var(--color-primary-dark);
            text-decoration: underline;
        }
        .news-sidebar {
            background: #FAFAFA;
            border-radius: var(--radius-md);
            padding: 24px 20px;
            border: 1px solid var(--color-border-light);
            position: sticky;
            top: 140px;
        }
        .news-sidebar h4 {
            font-size: 0.95rem;
            margin-bottom: 14px;
            color: var(--color-text-primary);
            font-weight: 600;
        }
        .news-sidebar ul li {
            padding: 8px 0;
            border-bottom: 1px solid var(--color-border-light);
            font-size: 0.85rem;
            color: var(--color-text-body);
            cursor: pointer;
            transition: color var(--transition-fast);
        }
        .news-sidebar ul li:hover {
            color: var(--color-primary);
        }
        .news-sidebar ul li:last-child {
            border-bottom: none;
        }
        .news-sidebar .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 12px;
        }
        .tag-cloud span {
            display: inline-block;
            padding: 4px 12px;
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: 20px;
            font-size: 0.75rem;
            color: var(--color-text-body);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .tag-cloud span:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        /* ========== BRAND INTRO ========== */
        .brand-intro {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .brand-intro-text h2 {
            margin-bottom: 16px;
        }
        .brand-intro-text p {
            color: var(--color-text-body);
            line-height: 1.8;
            font-size: 0.95rem;
            margin-bottom: 14px;
        }
        .brand-intro-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--color-shadow-lg);
        }
        .brand-intro-img img {
            width: 100%;
            height: 380px;
            object-fit: cover;
        }

        /* ========== DATA ANALYSIS ========== */
        .data-kpi-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 32px;
        }
        .kpi-card {
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all var(--transition-normal);
        }
        .kpi-card:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-3px);
        }
        .kpi-num {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-accent-gold);
            font-family: var(--font-stack-mono);
            line-height: 1;
        }
        .kpi-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 6px;
        }
        .data-chart-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .data-chart-box {
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .data-chart-box h4 {
            color: #FFFFFF;
            margin-bottom: 16px;
            font-size: 1rem;
        }
        .chart-bar-row {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.85rem;
        }
        .chart-bar-fill {
            flex: 1;
            height: 18px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 9px;
            overflow: hidden;
        }
        .chart-bar-fill-inner {
            height: 100%;
            border-radius: 9px;
            transition: width 0.8s ease;
        }
        .fill-red {
            background: var(--color-primary);
        }
        .fill-gold {
            background: var(--color-accent-gold);
        }
        .fill-green {
            background: var(--color-accent-green);
        }
        .fill-blue {
            background: #2196F3;
        }
        .fill-purple {
            background: #9C27B0;
        }

        /* ========== SOCIAL PROOF ========== */
        .social-proof-logos {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 20px;
            align-items: center;
        }
        .logo-placeholder {
            background: #e8e8e8;
            border-radius: var(--radius-sm);
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: #aaa;
            font-weight: 600;
            letter-spacing: 1px;
            transition: all var(--transition-normal);
            cursor: default;
            filter: grayscale(100%);
            opacity: 0.6;
        }
        .logo-placeholder:hover {
            filter: grayscale(0%);
            opacity: 1;
            background: #f0f0f0;
            transform: scale(1.04);
        }
        .stats-row {
            display: flex;
            justify-content: center;
            gap: 48px;
            flex-wrap: wrap;
            margin-top: 28px;
            text-align: center;
        }
        .stat-item {
            text-align: center;
        }
        .stat-num {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1;
        }
        .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            margin-top: 4px;
        }

        /* ========== CHANGELOG ========== */
        .changelog-list {
            max-width: 700px;
            margin: 0 auto;
        }
        .changelog-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border-light);
            align-items: flex-start;
        }
        .changelog-version {
            flex-shrink: 0;
            background: var(--color-primary);
            color: #fff;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 700;
            white-space: nowrap;
        }
        .changelog-content h4 {
            font-size: 0.95rem;
            margin-bottom: 2px;
        }
        .changelog-content p {
            font-size: 0.82rem;
            color: var(--color-text-weak);
            margin: 0;
        }

        /* ========== PLATFORM ASSURANCE ========== */
        .assurance-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }
        .assurance-card {
            padding: 24px 16px;
        }
        .assurance-card .as-icon {
            font-size: 2.2rem;
            margin-bottom: 10px;
            display: block;
        }
        .assurance-card h4 {
            font-size: 0.95rem;
            margin-bottom: 4px;
            font-weight: 600;
        }
        .assurance-card p {
            font-size: 0.8rem;
            color: var(--color-text-weak);
            margin: 0;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #b71c1c 100%);
            padding: var(--spacing-xl) 0;
            text-align: center;
            color: #FFFFFF;
        }
        .cta-section h2 {
            color: #FFFFFF;
            margin-bottom: 8px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 20px;
            font-size: 1rem;
        }
        .cta-section .btn {
            font-size: 1.1rem;
            padding: 15px 36px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
            cursor: pointer;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 0;
            font-size: 1rem;
            font-weight: 600;
            color: #FFFFFF;
            gap: 12px;
            user-select: none;
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            transition: all var(--transition-normal);
            font-weight: 700;
        }
        .faq-item.open .faq-icon {
            background: var(--color-accent-gold);
            color: #1A1A1A;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding-bottom: 16px;
        }

        /* ========== BOTTOM FIXED BAR ========== */
        .bottom-fixed-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--bottom-bar-height);
            background: rgba(30, 30, 30, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            z-index: 998;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 24px;
            padding: 0 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        .bottom-fixed-bar .bfb-text {
            color: #FFFFFF;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .bottom-fixed-bar .btn {
            flex-shrink: 0;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-bg-dark);
            color: var(--color-text-muted);
            padding: var(--spacing-2xl) 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .footer-col h4 {
            color: #FFFFFF;
            font-size: 0.95rem;
            margin-bottom: 14px;
            font-weight: 600;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: var(--color-text-muted);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .footer-col ul li a:hover {
            color: var(--color-primary-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: var(--spacing-lg);
            padding: 20px 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            gap: 10px;
            font-size: 0.8rem;
        }
        .footer-bottom a {
            color: var(--color-text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-primary-light);
        }
        .footer-bottom .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .hero-inner {
                flex-direction: column;
                gap: 32px;
                padding: 40px 20px;
            }
            .hero-data-panel {
                flex: 0 0 auto;
                width: 100%;
                max-width: 400px;
            }
            .hero-content h1 {
                font-size: 2.2rem;
            }
            .highlights-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .selling-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .ticket-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .ticket-card.featured {
                transform: scale(1);
            }
            .ticket-card.featured:hover {
                transform: scale(1) translateY(-3px);
            }
            .scene-grid {
                grid-template-columns: 1fr;
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .news-sidebar {
                position: static;
            }
            .brand-intro {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .brand-intro-img img {
                height: 260px;
            }
            .data-kpi-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-chart-row {
                grid-template-columns: 1fr;
            }
            .social-proof-logos {
                grid-template-columns: repeat(3, 1fr);
            }
            .assurance-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            h3 {
                font-size: 1.1rem;
            }
            .container {
                padding: 0 16px;
            }
            .section {
                padding: var(--spacing-xl) 0;
            }
            .section-sm {
                padding: var(--spacing-lg) 0;
            }
            .header-channel-row {
                display: none;
            }
            .hamburger-toggle {
                display: flex;
            }
            .mobile-nav-overlay {
                display: block;
            }
            .mobile-nav-panel {
                display: block;
            }
            .hero-section {
                min-height: 440px;
            }
            .hero-inner {
                padding: 32px 16px;
                gap: 24px;
            }
            .hero-content h1 {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-data-panel {
                max-width: 100%;
                padding: 20px 16px;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-cta-group .btn {
                width: 100%;
                justify-content: center;
            }
            .highlights-grid {
                grid-template-columns: 1fr;
            }
            .selling-grid {
                grid-template-columns: 1fr;
            }
            .ticket-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .ticket-card {
                padding: 16px 12px;
            }
            .ticket-price {
                font-size: 1.5rem;
            }
            .scene-grid {
                grid-template-columns: 1fr;
            }
            .scene-main img {
                height: 200px;
            }
            .scene-side-card {
                flex-direction: column;
                align-items: flex-start;
            }
            .scene-side-card img {
                width: 100%;
                height: 120px;
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .news-item {
                flex-direction: column;
                gap: 8px;
            }
            .news-date-badge {
                width: 44px;
                height: 44px;
            }
            .news-date-badge .day {
                font-size: 1.1rem;
            }
            .brand-intro {
                grid-template-columns: 1fr;
            }
            .brand-intro-img img {
                height: 220px;
            }
            .data-kpi-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .kpi-num {
                font-size: 1.8rem;
            }
            .data-chart-row {
                grid-template-columns: 1fr;
            }
            .social-proof-logos {
                grid-template-columns: repeat(3, 1fr);
                gap: 12px;
            }
            .logo-placeholder {
                height: 44px;
                font-size: 0.7rem;
            }
            .stats-row {
                gap: 20px;
            }
            .stat-num {
                font-size: 2rem;
            }
            .assurance-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .bottom-fixed-bar {
                flex-direction: column;
                gap: 8px;
                height: auto;
                padding: 12px 16px;
                text-align: center;
            }
            .bottom-fixed-bar .bfb-text {
                font-size: 0.85rem;
                white-space: normal;
            }
            .bottom-fixed-bar .btn {
                width: 100%;
                justify-content: center;
            }
            .countdown-timer {
                gap: 10px;
            }
            .countdown-unit {
                min-width: 60px;
                padding: 12px 14px;
            }
            .countdown-num {
                font-size: 1.8rem;
            }
            .btn {
                padding: 11px 20px;
                font-size: 0.9rem;
            }
            .changelog-list {
                padding: 0 8px;
            }
        }

        @media (max-width: 520px) {
            h1 {
                font-size: 1.5rem;
            }
            h2 {
                font-size: 1.2rem;
            }
            .hero-content h1 {
                font-size: 1.5rem;
            }
            .hero-subtitle {
                font-size: 0.85rem;
            }
            .ticket-grid {
                grid-template-columns: 1fr;
            }
            .social-proof-logos {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-kpi-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .kpi-card {
                padding: 16px 12px;
            }
            .kpi-num {
                font-size: 1.5rem;
            }
            .assurance-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .stats-row {
                flex-direction: column;
                gap: 16px;
            }
            .countdown-unit {
                min-width: 50px;
                padding: 10px 10px;
            }
            .countdown-num {
                font-size: 1.4rem;
            }
            .section-header h2 {
                font-size: 1.2rem;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #D32F2F;
            --color-primary-dark: #B71C1C;
            --color-primary-light: #EF5350;
            --color-accent-gold: #F5A623;
            --color-accent-green: #4CAF50;
            --color-bg-warm: #F9F9F9;
            --color-bg-light: #EEEEEE;
            --color-bg-dark: #1E1E1E;
            --color-bg-darker: #151515;
            --color-text-primary: #1A1A1A;
            --color-text-body: #333333;
            --color-text-weak: #666666;
            --color-text-muted: #999999;
            --color-text-inverse: #FFFFFF;
            --color-border: rgba(0, 0, 0, 0.08);
            --color-border-light: rgba(0, 0, 0, 0.05);
            --color-shadow-card: 0 2px 8px rgba(0, 0, 0, 0.08);
            --color-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --color-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.16);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Noto Sans SC", sans-serif;
            --font-stack-mono: "SF Mono", "Consolas", "Monaco", monospace;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
            --container-max: 1280px;
            --header-brand-height: 60px;
            --header-channel-height: 44px;
            --bottom-bar-height: 68px;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-2xl: 80px;
            --spacing-3xl: 100px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--color-text-body);
            background-color: #FFFFFF;
            min-width: 320px;
            overflow-x: hidden;
            padding-bottom: 0;
        }

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

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-primary-dark);
        }

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            transition: all var(--transition-fast);
        }

        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
        }

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

        /* ========== HEADER / NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #FFFFFF;
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
        }

        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-brand-height);
            padding: 0 24px;
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .brand-logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-logo-icon {
            width: 40px;
            height: 40px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -1px;
            flex-shrink: 0;
        }

        .brand-logo-text {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }

        .brand-logo-text a {
            color: inherit;
            text-decoration: none;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .header-icon-btn {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-body);
            font-size: 1.1rem;
            transition: background var(--transition-fast);
        }

        .header-icon-btn:hover {
            background: var(--color-bg-light);
            color: var(--color-primary);
        }

        .header-channel-row {
            background: #FAFAFA;
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }

        .channel-nav {
            display: flex;
            align-items: center;
            gap: 0;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            height: var(--header-channel-height);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .channel-nav::-webkit-scrollbar {
            display: none;
        }

        .channel-nav a {
            display: flex;
            align-items: center;
            height: 100%;
            padding: 0 18px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-weak);
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
            border-bottom: 3px solid transparent;
            text-decoration: none;
        }

        .channel-nav a:hover {
            color: var(--color-primary);
            background: rgba(211, 47, 47, 0.04);
        }

        .channel-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
            border-bottom-color: var(--color-primary);
            background: rgba(211, 47, 47, 0.06);
        }

        /* 汉堡菜单 */
        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: var(--radius-sm);
            z-index: 1001;
            background: transparent;
            border: none;
            cursor: pointer;
        }

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

        .hamburger-btn.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger-btn.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger-btn.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: var(--header-brand-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-normal);
        }

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

        .mobile-channel-nav {
            display: none;
            position: fixed;
            top: var(--header-brand-height);
            left: 0;
            right: 0;
            background: #FFFFFF;
            z-index: 1000;
            padding: 16px 0;
            flex-direction: column;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
            transform: translateY(-10px);
            opacity: 0;
            transition: all var(--transition-normal);
            pointer-events: none;
        }

        .mobile-channel-nav.show {
            transform: translateY(0);
            opacity: 1;
            pointer-events: auto;
        }

        .mobile-channel-nav a {
            display: block;
            padding: 14px 24px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text-body);
            border-left: 3px solid transparent;
            transition: all var(--transition-fast);
            text-decoration: none;
        }

        .mobile-channel-nav a:hover,
        .mobile-channel-nav a.active {
            color: var(--color-primary);
            background: rgba(211, 47, 47, 0.05);
            border-left-color: var(--color-primary);
        }

        /* ========== HERO ========== */
        .page-hero {
            position: relative;
            height: 280px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(30, 30, 30, 0.82) 0%, rgba(30, 30, 30, 0.65) 60%, rgba(30, 30, 30, 0.88) 100%);
            z-index: 1;
        }

        .page-hero-content {
            position: relative;
            z-index: 2;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        .page-hero-content h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 8px;
            letter-spacing: 0.02em;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
        }

        .page-hero-content .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.9);
            font-weight: 400;
            max-width: 600px;
            line-height: 1.6;
        }

        .page-hero-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 12px;
        }

        .page-hero-breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
            text-decoration: none;
        }

        .page-hero-breadcrumb a:hover {
            color: #FFFFFF;
            text-decoration: underline;
        }

        .page-hero-breadcrumb .sep {
            color: rgba(255, 255, 255, 0.5);
        }

        /* ========== MAIN CONTENT LAYOUT ========== */
        .main-content-area {
            padding: var(--spacing-xl) 0;
            background: #FFFFFF;
        }

        .content-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 36px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            align-items: start;
        }

        /* ========== LEFT COLUMN - 深度文章列表 ========== */
        .featured-articles {}

        .section-heading {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 24px;
            padding-bottom: 14px;
            border-bottom: 2px solid var(--color-primary);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .section-heading .heading-icon {
            color: var(--color-primary);
            font-size: 1.3rem;
        }

        .deep-article-card {
            display: flex;
            gap: 20px;
            padding: 20px;
            background: #FFFFFF;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            margin-bottom: 20px;
            transition: all var(--transition-normal);
            cursor: pointer;
            box-shadow: var(--color-shadow-card);
        }

        .deep-article-card:hover {
            box-shadow: var(--color-shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(211, 47, 47, 0.2);
        }

        .deep-article-card .article-thumb {
            flex-shrink: 0;
            width: 220px;
            height: 150px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            position: relative;
        }

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

        .deep-article-card:hover .article-thumb img {
            transform: scale(1.06);
        }

        .deep-article-card .article-thumb .topic-badge {
            position: absolute;
            top: 10px;
            left: 10px;
            background: var(--color-primary);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            z-index: 2;
            letter-spacing: 0.03em;
        }

        .deep-article-card .article-info {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-width: 0;
        }

        .deep-article-card .article-info h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 6px;
            line-height: 1.4;
            transition: color var(--transition-fast);
        }

        .deep-article-card:hover .article-info h3 {
            color: var(--color-primary);
        }

        .deep-article-card .article-meta {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .deep-article-card .article-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .deep-article-card .article-excerpt {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.65;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .deep-article-card .read-more-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-top: 8px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: gap var(--transition-fast);
            text-decoration: none;
        }

        .deep-article-card .read-more-link:hover {
            gap: 10px;
            color: var(--color-primary-dark);
        }

        .deep-article-card .read-more-link i {
            font-size: 0.75rem;
        }

        /* ========== RIGHT COLUMN - 侧边栏 ========== */
        .sidebar {
            position: sticky;
            top: calc(var(--header-brand-height) + var(--header-channel-height) + 24px);
        }

        .sidebar-widget {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            padding: 20px;
            margin-bottom: 24px;
            box-shadow: var(--color-shadow-card);
        }

        .sidebar-widget h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-border-light);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-widget h4 i {
            color: var(--color-primary);
            font-size: 0.95rem;
        }

        /* 标签云 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud .tag {
            display: inline-block;
            padding: 6px 14px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--color-text-body);
            background: var(--color-bg-warm);
            border-radius: 20px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
            white-space: nowrap;
        }

        .tag-cloud .tag:hover {
            background: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(211, 47, 47, 0.25);
        }

        .tag-cloud .tag.hot {
            background: #FFF5F5;
            border-color: rgba(211, 47, 47, 0.3);
            color: var(--color-primary);
            font-weight: 600;
        }

        /* 推荐小卡片 */
        .recommend-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .recommend-list li {}

        .recommend-card {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
            color: inherit;
        }

        .recommend-card:hover {
            background: var(--color-bg-warm);
        }

        .recommend-card .rec-thumb {
            width: 60px;
            height: 60px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }

        .recommend-card .rec-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .recommend-card .rec-info {
            flex: 1;
            min-width: 0;
        }

        .recommend-card .rec-info .rec-title {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-text-primary);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .recommend-card:hover .rec-info .rec-title {
            color: var(--color-primary);
        }

        .recommend-card .rec-info .rec-date {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* 分页 */
        .pagination-row {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-top: 32px;
            padding-top: 20px;
            border-top: 1px solid var(--color-border-light);
        }

        .pagination-row .page-btn {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-body);
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
        }

        .pagination-row .page-btn:hover {
            background: var(--color-bg-warm);
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .pagination-row .page-btn.active {
            background: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
            font-weight: 700;
        }

        .pagination-row .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
            cursor: default;
        }

        /* ========== CTA BANNER ========== */
        .cta-banner-inline {
            background: linear-gradient(135deg, #1E1E1E 0%, #2A2A2A 100%);
            border-radius: var(--radius-lg);
            padding: 32px 36px;
            margin-top: 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            box-shadow: var(--color-shadow-lg);
        }

        .cta-banner-inline .cta-text h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 4px;
        }

        .cta-banner-inline .cta-text p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.75);
            margin: 0;
        }

        .cta-banner-inline .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            background: var(--color-primary);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-sm);
            text-decoration: none;
            transition: all var(--transition-normal);
            white-space: nowrap;
            letter-spacing: 0.03em;
        }

        .cta-banner-inline .cta-btn:hover {
            background: var(--color-primary-dark);
            box-shadow: 0 6px 20px rgba(211, 47, 47, 0.4);
            transform: translateY(-2px);
            color: #FFFFFF;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-bg-dark);
            color: var(--color-text-muted);
            padding: var(--spacing-xl) 0 0;
            margin-top: var(--spacing-xl);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

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

        .footer-col ul li a {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            margin-top: 32px;
            padding: 20px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            font-size: 0.82rem;
            color: var(--color-text-muted);
        }

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

        .footer-links a {
            color: var(--color-text-muted);
            text-decoration: none;
            font-size: 0.82rem;
        }

        .footer-links a:hover {
            color: var(--color-primary-light);
        }

        .footer-links span {
            color: var(--color-text-muted);
            font-size: 0.82rem;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .content-layout {
                grid-template-columns: 1fr 280px;
                gap: 24px;
            }

            .deep-article-card {
                flex-direction: column;
                gap: 14px;
            }

            .deep-article-card .article-thumb {
                width: 100%;
                height: 200px;
            }

            .page-hero {
                height: 220px;
            }

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

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .content-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .sidebar {
                position: static;
                top: auto;
            }

            .page-hero {
                height: 180px;
            }

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

            .page-hero-content .hero-subtitle {
                font-size: 0.9rem;
            }

            .deep-article-card .article-thumb {
                height: 180px;
            }

            .deep-article-card .article-info h3 {
                font-size: 1.05rem;
            }

            .hamburger-btn {
                display: flex;
            }

            .header-channel-row {
                display: none;
            }

            .mobile-channel-nav {
                display: flex;
            }

            .mobile-nav-overlay {
                display: block;
            }

            .cta-banner-inline {
                flex-direction: column;
                text-align: center;
                padding: 24px 20px;
            }

            .cta-banner-inline .cta-btn {
                width: 100%;
                justify-content: center;
            }

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

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

            .footer-links {
                justify-content: center;
            }

            .pagination-row {
                flex-wrap: wrap;
            }

            .section-heading {
                font-size: 1.3rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }

            .content-layout {
                padding: 0 14px;
            }

            .page-hero-content {
                padding: 0 14px;
            }

            .page-hero-content h1 {
                font-size: 1.3rem;
            }

            .deep-article-card {
                padding: 14px;
                gap: 10px;
            }

            .deep-article-card .article-thumb {
                height: 150px;
            }

            .deep-article-card .article-info h3 {
                font-size: 0.95rem;
            }

            .deep-article-card .article-excerpt {
                font-size: 0.82rem;
                -webkit-line-clamp: 2;
            }

            .tag-cloud .tag {
                font-size: 0.75rem;
                padding: 5px 10px;
            }

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

            .sidebar-widget {
                padding: 14px;
            }

            .cta-banner-inline {
                padding: 20px 16px;
                border-radius: var(--radius-md);
            }

            .cta-banner-inline .cta-text h3 {
                font-size: 1.1rem;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #D32F2F;
            --color-primary-dark: #B71C1C;
            --color-primary-light: #EF5350;
            --color-accent-gold: #F5A623;
            --color-accent-green: #4CAF50;
            --color-bg-warm: #F9F9F9;
            --color-bg-light: #EEEEEE;
            --color-bg-dark: #1E1E1E;
            --color-bg-darker: #151515;
            --color-text-primary: #1A1A1A;
            --color-text-body: #333333;
            --color-text-weak: #666666;
            --color-text-muted: #999999;
            --color-text-inverse: #FFFFFF;
            --color-border: rgba(0, 0, 0, 0.08);
            --color-border-light: rgba(0, 0, 0, 0.05);
            --color-shadow-card: 0 2px 8px rgba(0, 0, 0, 0.08);
            --color-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --color-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.16);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Noto Sans SC", sans-serif;
            --font-stack-mono: "SF Mono", "Consolas", "Monaco", monospace;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
            --container-max: 1280px;
            --header-brand-height: 60px;
            --header-channel-height: 44px;
            --bottom-bar-height: 68px;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-2xl: 80px;
            --spacing-3xl: 100px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--color-text-body);
            background-color: #FFFFFF;
            min-width: 320px;
            overflow-x: hidden;
            padding-bottom: var(--bottom-bar-height);
            margin: 0;
        }

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

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

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-primary-dark);
        }

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            transition: all var(--transition-fast);
        }

        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
        }

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

        /* ========== HEADER / NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #FFFFFF;
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
        }

        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-brand-height);
            padding: 0 24px;
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .brand-logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-logo-icon {
            width: 40px;
            height: 40px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -1px;
            flex-shrink: 0;
        }

        .brand-logo-text {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }

        .brand-logo-text a {
            color: inherit;
            text-decoration: none;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .header-icon-btn {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-body);
            font-size: 1.1rem;
            transition: background var(--transition-fast);
        }

        .header-icon-btn:hover {
            background: var(--color-bg-light);
            color: var(--color-primary);
        }

        .header-channel-row {
            background: #FAFAFA;
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }

        .channel-nav {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            gap: 4px;
            height: var(--header-channel-height);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .channel-nav::-webkit-scrollbar {
            display: none;
        }

        .channel-nav a {
            display: inline-flex;
            align-items: center;
            padding: 0 16px;
            height: 36px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-body);
            white-space: nowrap;
            position: relative;
            transition: all var(--transition-fast);
            text-decoration: none;
            flex-shrink: 0;
        }

        .channel-nav a:hover {
            color: var(--color-primary);
            background: rgba(211, 47, 47, 0.04);
        }

        .channel-nav a.active {
            color: var(--color-primary);
            background: rgba(211, 47, 47, 0.08);
            font-weight: 600;
        }

        .channel-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 3px 3px 0 0;
        }

        /* ========== HERO ========== */
        .page-hero {
            position: relative;
            min-height: 320px;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 30, 30, 0.88) 0%, rgba(21, 21, 21, 0.78) 40%, rgba(30, 30, 30, 0.65) 100%);
            z-index: 1;
        }

        .page-hero .hero-inner {
            position: relative;
            z-index: 2;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 50px 24px;
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }

        .hero-avatar-zone {
            flex-shrink: 0;
            text-align: center;
        }

        .hero-avatar-circle {
            width: 90px;
            height: 90px;
            border-radius: var(--radius-full);
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.5rem;
            color: #fff;
            font-weight: 700;
            box-shadow: 0 8px 32px rgba(211, 47, 47, 0.35);
            margin: 0 auto 10px;
        }

        .hero-avatar-label {
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.8rem;
            letter-spacing: 1px;
        }

        .hero-text-zone {
            flex: 1;
            min-width: 260px;
        }

        .hero-text-zone h1 {
            font-size: 2.3rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 12px;
            line-height: 1.3;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }

        .hero-text-zone .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            margin: 0 0 8px;
            line-height: 1.6;
        }

        .hero-badges-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 16px;
        }

        .hero-data-badge {
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-md);
            padding: 12px 18px;
            text-align: center;
            min-width: 80px;
            transition: all var(--transition-normal);
        }

        .hero-data-badge:hover {
            background: rgba(255, 255, 255, 0.2);
            border-color: rgba(255, 255, 255, 0.4);
            transform: translateY(-2px);
        }

        .hero-data-badge .badge-number {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-accent-gold);
            display: block;
            line-height: 1;
        }

        .hero-data-badge .badge-label {
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 4px;
            display: block;
        }

        .hero-follow-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-accent-gold);
            color: #1A1A1A;
            padding: 10px 22px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.95rem;
            margin-top: 16px;
            transition: all var(--transition-normal);
            text-decoration: none;
            cursor: pointer;
        }

        .hero-follow-btn:hover {
            background: #E89B12;
            color: #1A1A1A;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(245, 166, 35, 0.4);
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: var(--spacing-xl) 0;
        }

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

        .section-dark {
            background: var(--color-bg-dark);
            color: var(--color-text-inverse);
        }

        .section-header {
            text-align: left;
            margin-bottom: var(--spacing-lg);
        }

        .section-header h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin: 0 0 8px;
            line-height: 1.3;
        }

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

        .section-header .section-desc {
            font-size: 1rem;
            color: var(--color-text-weak);
            margin: 0;
            line-height: 1.6;
        }

        .section-dark .section-header .section-desc {
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== STATS OVERVIEW ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--color-shadow-card);
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }

        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--color-primary);
        }

        .stat-card:nth-child(2)::before {
            background: var(--color-accent-gold);
        }

        .stat-card:nth-child(3)::before {
            background: var(--color-accent-green);
        }

        .stat-card:nth-child(4)::before {
            background: #2196F3;
        }

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

        .stat-card .stat-icon {
            font-size: 2rem;
            margin-bottom: 8px;
        }

        .stat-card .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-text-primary);
            line-height: 1;
            font-family: var(--font-stack-mono);
            letter-spacing: -1px;
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            margin-top: 6px;
        }

        .stat-card .stat-change {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 20px;
            margin-top: 8px;
        }

        .stat-change.up {
            background: #E8F5E9;
            color: #2E7D32;
        }

        .stat-change.down {
            background: #FFEBEE;
            color: #C62828;
        }

        /* ========== RANKING SECTION ========== */
        .ranking-layout {
            display: grid;
            grid-template-columns: 1fr 1.1fr;
            gap: 32px;
            align-items: start;
        }

        .ranking-left .big-stats-block {
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            padding: 32px;
            border: 1px solid var(--color-border);
            box-shadow: var(--color-shadow-card);
        }

        .big-stats-block .mega-number {
            font-size: 4.5rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1;
            font-family: var(--font-stack-mono);
            letter-spacing: -2px;
        }

        .big-stats-block .mega-label {
            font-size: 1.1rem;
            color: var(--color-text-weak);
            margin-top: 4px;
        }

        .big-stats-block .sub-stats-row {
            display: flex;
            gap: 24px;
            margin-top: 24px;
            padding-top: 20px;
            border-top: 1px solid var(--color-border-light);
        }

        .sub-stat-item {
            flex: 1;
        }

        .sub-stat-item .sub-number {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-text-primary);
            line-height: 1;
        }

        .sub-stat-item .sub-label {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-top: 2px;
        }

        .ranking-right {
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--color-shadow-card);
        }

        .ranking-right h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin: 0 0 20px;
            color: var(--color-text-primary);
        }

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

        .rank-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: background var(--transition-fast);
        }

        .rank-item:last-child {
            border-bottom: none;
        }

        .rank-item:hover {
            background: var(--color-bg-warm);
            margin: 0 -8px;
            padding-left: 8px;
            padding-right: 8px;
            border-radius: var(--radius-sm);
        }

        .rank-pos {
            width: 32px;
            height: 32px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
            background: #F0F0F0;
            color: var(--color-text-body);
        }

        .rank-item:nth-child(1) .rank-pos {
            background: #FFD700;
            color: #5D4037;
        }

        .rank-item:nth-child(2) .rank-pos {
            background: #C0C0C0;
            color: #37474F;
        }

        .rank-item:nth-child(3) .rank-pos {
            background: #CD7F32;
            color: #fff;
        }

        .rank-name {
            flex: 1;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text-primary);
            min-width: 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .rank-bar-wrap {
            flex: 2;
            min-width: 80px;
            height: 8px;
            background: #F0F0F0;
            border-radius: 4px;
            overflow: hidden;
        }

        .rank-bar-fill {
            height: 100%;
            border-radius: 4px;
            background: var(--color-primary);
            transition: width var(--transition-slow);
        }

        .rank-item:nth-child(1) .rank-bar-fill {
            background: #FFD700;
        }

        .rank-item:nth-child(2) .rank-bar-fill {
            background: #C0C0C0;
        }

        .rank-item:nth-child(3) .rank-bar-fill {
            background: #CD7F32;
        }

        .rank-score {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-text-primary);
            flex-shrink: 0;
            min-width: 36px;
            text-align: right;
        }

        /* ========== COMPARISON ========== */
        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .comparison-card {
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            padding: 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--color-shadow-card);
            transition: all var(--transition-normal);
        }

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

        .comparison-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0 0 16px;
            color: var(--color-text-primary);
        }

        .comparison-metric {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px dashed var(--color-border-light);
        }

        .comparison-metric:last-child {
            border-bottom: none;
        }

        .comparison-metric .metric-label {
            font-size: 0.9rem;
            color: var(--color-text-weak);
        }

        .comparison-metric .metric-value {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-text-primary);
        }

        .metric-value.highlight {
            color: var(--color-primary);
        }

        /* ========== TREND SECTION ========== */
        .trend-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .trend-card {
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--color-shadow-card);
            text-align: center;
            transition: all var(--transition-normal);
        }

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

        .trend-card .trend-icon {
            font-size: 2.5rem;
            margin-bottom: 12px;
        }

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

        .trend-card p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== SCENARIO ========== */
        .scenario-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .scenario-item {
            display: flex;
            gap: 16px;
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--color-shadow-card);
            transition: all var(--transition-normal);
            align-items: flex-start;
        }

        .scenario-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--color-shadow-hover);
        }

        .scenario-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(211, 47, 47, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            flex-shrink: 0;
        }

        .scenario-info h4 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 4px;
            color: var(--color-text-primary);
        }

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

        /* ========== PROCESS ========== */
        .process-flow {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            flex-wrap: wrap;
        }

        .process-step {
            flex: 1;
            min-width: 180px;
            text-align: center;
            position: relative;
            padding: 24px 16px;
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--color-shadow-card);
            transition: all var(--transition-normal);
        }

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

        .process-step .step-number {
            width: 44px;
            height: 44px;
            border-radius: var(--radius-full);
            background: var(--color-primary);
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
        }

        .process-step h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin: 0 0 4px;
            color: var(--color-text-primary);
        }

        .process-step p {
            font-size: 0.82rem;
            color: var(--color-text-weak);
            margin: 0;
            line-height: 1.5;
        }

        .process-arrow {
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--color-primary);
            flex-shrink: 0;
            padding-top: 20px;
            font-weight: 700;
        }

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

        .faq-item {
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
            padding: 0;
        }

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 20px 0;
            font-size: 1.05rem;
            font-weight: 600;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 12px;
            cursor: pointer;
            background: none;
            border: none;
            transition: color var(--transition-fast);
            line-height: 1.5;
        }

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

        .faq-toggle-icon {
            width: 28px;
            height: 28px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            flex-shrink: 0;
            transition: all var(--transition-normal);
            font-weight: 700;
        }

        .faq-item.open .faq-toggle-icon {
            background: var(--color-accent-gold);
            color: #1A1A1A;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
            padding: 0 0 0 40px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 0 20px 40px;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
            padding: var(--spacing-xl) 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #FFFFFF;
            margin: 0 0 8px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1rem;
            margin: 0 0 24px;
        }

        .btn-primary-lg {
            display: inline-block;
            background: #FFFFFF;
            color: var(--color-primary);
            padding: 14px 36px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 1.05rem;
            text-decoration: none;
            transition: all var(--transition-normal);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
        }

        .btn-primary-lg:hover {
            background: #F5F5F5;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.3);
            color: var(--color-primary-dark);
        }

        /* ========== BOTTOM FIXED BAR ========== */
        .bottom-fixed-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--bottom-bar-height);
            background: rgba(30, 30, 30, 0.94);
            backdrop-filter: blur(10px);
            z-index: 999;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 24px;
            padding: 0 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .bottom-fixed-bar .bar-text {
            color: #FFFFFF;
            font-weight: 600;
            font-size: 0.95rem;
            white-space: nowrap;
        }

        .bottom-fixed-bar .btn-bar-cta {
            background: var(--color-accent-gold);
            color: #1A1A1A;
            padding: 10px 28px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 0.95rem;
            text-decoration: none;
            transition: all var(--transition-normal);
            white-space: nowrap;
        }

        .bottom-fixed-bar .btn-bar-cta:hover {
            background: #E89B12;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(245, 166, 35, 0.4);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-bg-dark);
            color: var(--color-text-muted);
            padding: var(--spacing-xl) 0 24px;
            margin-top: var(--spacing-xl);
        }

        .footer-grid {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #FFFFFF;
            margin: 0 0 16px;
        }

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

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

        .footer-col ul li a {
            color: var(--color-text-muted);
            font-size: 0.88rem;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            max-width: var(--container-max);
            margin: 32px auto 0;
            padding: 20px 24px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
        }

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

        .footer-links a {
            color: var(--color-text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        .footer-links a:hover {
            color: var(--color-primary-light);
        }

        .footer-links span {
            color: var(--color-text-muted);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .ranking-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .trend-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .scenario-list {
                grid-template-columns: 1fr;
            }
            .comparison-grid {
                grid-template-columns: 1fr;
            }
            .process-flow {
                flex-wrap: wrap;
            }
            .process-arrow {
                display: none;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .page-hero .hero-inner {
                flex-direction: column;
                text-align: center;
                gap: 20px;
            }
            .hero-text-zone h1 {
                font-size: 1.8rem;
            }
            .hero-badges-row {
                justify-content: center;
            }
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-card .stat-number {
                font-size: 1.8rem;
            }
            .ranking-layout {
                grid-template-columns: 1fr;
            }
            .big-stats-block .mega-number {
                font-size: 3rem;
            }
            .trend-grid {
                grid-template-columns: 1fr;
            }
            .process-flow {
                flex-direction: column;
            }
            .process-step {
                min-width: auto;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .footer-links {
                justify-content: center;
                gap: 10px;
            }
            .bottom-fixed-bar {
                flex-direction: column;
                height: auto;
                padding: 12px 16px;
                gap: 8px;
                text-align: center;
            }
            .bottom-fixed-bar .bar-text {
                font-size: 0.85rem;
            }
            .bottom-fixed-bar .btn-bar-cta {
                width: 100%;
                text-align: center;
            }
            .page-hero {
                min-height: auto;
            }
            .page-hero .hero-inner {
                padding: 30px 16px;
            }
            .hero-avatar-circle {
                width: 70px;
                height: 70px;
                font-size: 2rem;
            }
            .hero-text-zone h1 {
                font-size: 1.5rem;
            }
            .channel-nav {
                gap: 0;
            }
            .channel-nav a {
                padding: 0 10px;
                font-size: 0.8rem;
                height: 32px;
            }
            .section {
                padding: var(--spacing-lg) 0;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .container {
                padding: 0 16px;
            }
            .rank-bar-wrap {
                flex: 1;
                min-width: 50px;
            }
            .comparison-card {
                padding: 20px;
            }
            .scenario-item {
                padding: 16px;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .hero-badges-row {
                gap: 8px;
            }
            .hero-data-badge {
                padding: 8px 12px;
                min-width: 60px;
            }
            .hero-data-badge .badge-number {
                font-size: 1.1rem;
            }
            .hero-data-badge .badge-label {
                font-size: 0.7rem;
            }
            .big-stats-block .sub-stats-row {
                flex-direction: column;
                gap: 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .rank-item {
                gap: 8px;
                padding: 10px 0;
            }
            .rank-pos {
                width: 28px;
                height: 28px;
                font-size: 0.75rem;
            }
            .rank-name {
                font-size: 0.82rem;
            }
            .rank-score {
                font-size: 0.8rem;
                min-width: 28px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #D32F2F;
            --color-primary-dark: #B71C1C;
            --color-primary-light: #EF5350;
            --color-accent-gold: #F5A623;
            --color-accent-green: #4CAF50;
            --color-bg-warm: #F9F9F9;
            --color-bg-light: #EEEEEE;
            --color-bg-dark: #1E1E1E;
            --color-bg-darker: #151515;
            --color-text-primary: #1A1A1A;
            --color-text-body: #333333;
            --color-text-weak: #666666;
            --color-text-muted: #999999;
            --color-text-inverse: #FFFFFF;
            --color-border: rgba(0, 0, 0, 0.08);
            --color-border-light: rgba(0, 0, 0, 0.05);
            --color-shadow-card: 0 2px 8px rgba(0, 0, 0, 0.08);
            --color-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --color-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.16);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Noto Sans SC", sans-serif;
            --font-stack-mono: "SF Mono", "Consolas", "Monaco", monospace;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
            --container-max: 1280px;
            --header-brand-height: 60px;
            --header-channel-height: 44px;
            --bottom-bar-height: 68px;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-2xl: 80px;
            --spacing-3xl: 100px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

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

        body {
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--color-text-body);
            background-color: #FFFFFF;
            min-width: 320px;
            overflow-x: hidden;
        }

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

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-primary-dark);
        }
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            transition: all var(--transition-fast);
        }
        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
        }

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

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* ========== HEADER / NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #FFFFFF;
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
        }
        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-brand-height);
            padding: 0 24px;
            max-width: var(--container-max);
            margin: 0 auto;
        }
        .brand-logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-logo-icon {
            width: 40px;
            height: 40px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -1px;
            flex-shrink: 0;
        }
        .brand-logo-text {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }
        .brand-logo-text a {
            color: inherit;
            text-decoration: none;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .header-icon-btn {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-body);
            font-size: 1.1rem;
            transition: background var(--transition-fast);
        }
        .header-icon-btn:hover {
            background: var(--color-bg-light);
            color: var(--color-primary);
        }
        .header-channel-row {
            background: #FAFAFA;
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }
        .channel-nav {
            display: flex;
            align-items: center;
            gap: 0;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 16px;
            height: var(--header-channel-height);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .channel-nav::-webkit-scrollbar {
            display: none;
        }
        .channel-nav a {
            display: flex;
            align-items: center;
            height: 100%;
            padding: 0 18px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-weak);
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
            border-bottom: 3px solid transparent;
            text-decoration: none;
        }
        .channel-nav a:hover {
            color: var(--color-primary);
            background: rgba(211, 47, 47, 0.04);
        }
        .channel-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
            border-bottom-color: var(--color-primary);
        }
        .mobile-menu-toggle {
            display: none;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            color: var(--color-text-body);
            font-size: 1.3rem;
            flex-shrink: 0;
        }
        .mobile-menu-toggle:hover {
            background: var(--color-bg-light);
        }

        /* ========== HERO SECTION ========== */
        .page-hero {
            position: relative;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            min-height: 340px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 30, 30, 0.88) 0%, rgba(30, 30, 30, 0.72) 40%, rgba(30, 30, 30, 0.55) 100%);
            z-index: 1;
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            width: 100%;
        }
        .hero-content {
            color: var(--color-text-inverse);
        }
        .hero-badge {
            display: inline-block;
            background: var(--color-accent-gold);
            color: #1A1A1A;
            font-size: 0.8rem;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .hero-content h1 {
            font-size: 2.4rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 12px;
            color: #FFFFFF;
            letter-spacing: -0.3px;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }
        .hero-content .hero-subtitle {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            line-height: 1.6;
            max-width: 480px;
        }
        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-primary);
            color: #fff;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            text-decoration: none;
            transition: all var(--transition-normal);
            box-shadow: 0 4px 14px rgba(211, 47, 47, 0.35);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            color: #fff;
            box-shadow: 0 6px 20px rgba(211, 47, 47, 0.5);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: scale(0.98);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            text-decoration: none;
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-normal);
            white-space: nowrap;
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }
        .hero-visual-panel {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .hero-visual-panel .panel-title {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            font-weight: 500;
            letter-spacing: 1px;
            text-transform: uppercase;
        }
        .hero-tag-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }
        .hero-tag-item {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-md);
            padding: 14px 16px;
            color: #fff;
            text-decoration: none;
            transition: all var(--transition-normal);
            font-weight: 500;
            font-size: 0.9rem;
        }
        .hero-tag-item:hover {
            background: rgba(255, 255, 255, 0.2);
            border-color: rgba(255, 255, 255, 0.4);
            color: #fff;
            transform: translateY(-2px);
        }
        .hero-tag-item .tag-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            flex-shrink: 0;
        }
        .tag-dot.red {
            background: #D32F2F;
        }
        .tag-dot.gold {
            background: #F5A623;
        }
        .tag-dot.green {
            background: #4CAF50;
        }
        .tag-dot.blue {
            background: #42A5F5;
        }

        /* ========== TAG CLOUD SECTION ========== */
        .tag-cloud-section {
            padding: var(--spacing-lg) 0;
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border-light);
        }
        .tag-cloud-wrap {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
        }
        .tag-cloud-label {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-text-primary);
            margin-right: 6px;
            white-space: nowrap;
        }
        .tag-pill {
            display: inline-block;
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: 1px solid var(--color-border);
            color: var(--color-text-weak);
            background: #fff;
            white-space: nowrap;
        }
        .tag-pill:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .tag-pill.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== FEATURED ARTICLE ========== */
        .featured-section {
            padding: var(--spacing-lg) 0 var(--spacing-md);
            background: var(--color-bg-warm);
        }
        .featured-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--color-shadow-card);
            transition: box-shadow var(--transition-normal);
            border: 1px solid var(--color-border-light);
        }
        .featured-card:hover {
            box-shadow: var(--color-shadow-hover);
        }
        .featured-card-image {
            position: relative;
            min-height: 280px;
            overflow: hidden;
        }
        .featured-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .featured-card:hover .featured-card-image img {
            transform: scale(1.04);
        }
        .featured-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--color-primary);
            color: #fff;
            padding: 5px 12px;
            border-radius: 4px;
            font-size: 0.78rem;
            font-weight: 700;
            z-index: 2;
            letter-spacing: 0.5px;
        }
        .featured-card-body {
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .featured-card-body .fc-date {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-bottom: 8px;
        }
        .featured-card-body h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .featured-card-body h3 a {
            color: inherit;
            text-decoration: none;
        }
        .featured-card-body h3 a:hover {
            color: var(--color-primary);
        }
        .featured-card-body .fc-excerpt {
            font-size: 0.95rem;
            color: var(--color-text-weak);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.9rem;
            text-decoration: none;
            transition: gap var(--transition-fast);
        }
        .btn-text:hover {
            gap: 10px;
            color: var(--color-primary-dark);
        }
        .btn-text .arrow {
            transition: transform var(--transition-fast);
        }
        .btn-text:hover .arrow {
            transform: translateX(3px);
        }

        /* ========== NEWS CARD GRID ========== */
        .news-grid-section {
            padding: var(--spacing-xl) 0;
            background: #FFFFFF;
        }
        .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
            flex-wrap: wrap;
            gap: 16px;
        }
        .section-header h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-text-primary);
            position: relative;
            padding-left: 16px;
        }
        .section-header h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 4px;
            bottom: 4px;
            width: 4px;
            background: var(--color-primary);
            border-radius: 2px;
        }
        .sort-tabs {
            display: flex;
            gap: 4px;
            background: var(--color-bg-light);
            border-radius: var(--radius-sm);
            padding: 3px;
        }
        .sort-tab {
            padding: 8px 16px;
            border-radius: 4px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text-weak);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .sort-tab:hover {
            color: var(--color-text-primary);
        }
        .sort-tab.active {
            background: #fff;
            color: var(--color-primary);
            font-weight: 600;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .news-card {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--color-shadow-card);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--color-shadow-hover);
            border-color: rgba(0, 0, 0, 0.04);
        }
        .news-card-image {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--color-bg-light);
        }
        .news-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .news-card:hover .news-card-image img {
            transform: scale(1.05);
        }
        .news-card-image .card-date-badge {
            position: absolute;
            bottom: 10px;
            left: 10px;
            background: rgba(0, 0, 0, 0.7);
            color: #fff;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 0.75rem;
            font-weight: 500;
            z-index: 2;
        }
        .news-card-body {
            padding: 18px 16px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--color-text-muted);
            margin-bottom: 8px;
        }
        .news-card-body .card-meta .card-category {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.75rem;
        }
        .news-card-body h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
            flex: 1;
        }
        .news-card-body h4 a {
            color: inherit;
            text-decoration: none;
        }
        .news-card-body h4 a:hover {
            color: var(--color-primary);
        }
        .news-card-body .card-excerpt {
            font-size: 0.88rem;
            color: var(--color-text-weak);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px 16px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }
        .news-card-footer .read-more {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.82rem;
            text-decoration: none;
            transition: color var(--transition-fast);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .news-card-footer .read-more:hover {
            color: var(--color-primary-dark);
        }

        /* ========== PAGINATION ========== */
        .pagination-section {
            padding: 0 0 var(--spacing-xl);
            background: #FFFFFF;
            text-align: center;
        }
        .pagination {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: var(--color-bg-warm);
            border-radius: var(--radius-md);
            padding: 6px;
        }
        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-body);
            text-decoration: none;
            transition: all var(--transition-fast);
        }
        .pagination a:hover {
            background: #fff;
            color: var(--color-primary);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
        }
        .pagination .page-active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 700;
            box-shadow: 0 2px 8px rgba(211, 47, 47, 0.3);
        }
        .pagination .page-dots {
            color: var(--color-text-muted);
            cursor: default;
        }

        /* ========== SUBSCRIBE CTA ========== */
        .subscribe-cta-section {
            padding: var(--spacing-xl) 0;
            background: var(--color-bg-dark);
            position: relative;
            overflow: hidden;
        }
        .subscribe-cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 300px;
            height: 300px;
            background: rgba(211, 47, 47, 0.12);
            border-radius: 50%;
            pointer-events: none;
        }
        .subscribe-cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 200px;
            height: 200px;
            background: rgba(245, 166, 35, 0.1);
            border-radius: 50%;
            pointer-events: none;
        }
        .subscribe-cta-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 40px;
            align-items: center;
        }
        .subscribe-cta-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .subscribe-cta-text p {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.6;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
        }
        .subscribe-form input {
            padding: 13px 18px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.25);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 0.9rem;
            width: 260px;
            font-family: inherit;
            transition: border-color var(--transition-fast);
        }
        .subscribe-form input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        .subscribe-form input:focus {
            outline: none;
            border-color: rgba(255, 255, 255, 0.6);
            background: rgba(255, 255, 255, 0.15);
        }
        .subscribe-form .btn-subscribe {
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            background: var(--color-accent-gold);
            color: #1A1A1A;
            font-weight: 700;
            font-size: 0.9rem;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-normal);
            border: none;
        }
        .subscribe-form .btn-subscribe:hover {
            background: #e6961a;
            box-shadow: 0 4px 16px rgba(245, 166, 35, 0.4);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-bg-dark);
            color: var(--color-text-muted);
            padding: 48px 0 24px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: var(--color-text-muted);
            text-decoration: none;
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-primary);
        }
        .footer-bottom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 20px 24px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }
        .footer-links a {
            color: var(--color-text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--color-primary);
        }
        .footer-links span {
            color: var(--color-text-muted);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .page-hero .container {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .page-hero {
                min-height: auto;
                padding: 48px 0;
            }
            .hero-content h1 {
                font-size: 2rem;
            }
            .hero-visual-panel {
                flex-direction: row;
                flex-wrap: wrap;
            }
            .hero-tag-grid {
                grid-template-columns: 1fr 1fr;
                width: 100%;
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-card {
                grid-template-columns: 1fr;
            }
            .featured-card-image {
                min-height: 220px;
                aspect-ratio: 16 / 9;
            }
            .subscribe-cta-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .subscribe-form {
                flex-direction: column;
                width: 100%;
            }
            .subscribe-form input {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .header-channel-row {
                position: relative;
            }
            .channel-nav {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                height: auto;
                padding: 8px 0;
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
                z-index: 999;
                border-bottom: 2px solid var(--color-border-light);
            }
            .channel-nav.open {
                display: flex;
            }
            .channel-nav a {
                height: 44px;
                padding: 0 24px;
                border-bottom: none;
                border-left: 3px solid transparent;
            }
            .channel-nav a.active {
                border-bottom: none;
                border-left-color: var(--color-primary);
                background: rgba(211, 47, 47, 0.04);
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .header-brand-row {
                padding: 0 16px;
            }
            .page-hero {
                padding: 36px 0;
            }
            .hero-content h1 {
                font-size: 1.7rem;
            }
            .hero-tag-grid {
                grid-template-columns: 1fr;
            }
            .hero-cta-group {
                flex-direction: column;
            }
            .hero-cta-group .btn-primary,
            .hero-cta-group .btn-outline-light {
                justify-content: center;
                text-align: center;
            }
            .news-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .section-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .sort-tabs {
                width: 100%;
                overflow-x: auto;
                flex-wrap: nowrap;
            }
            .featured-card-body {
                padding: 20px;
            }
            .featured-card-body h3 {
                font-size: 1.2rem;
            }
            .pagination {
                flex-wrap: wrap;
                justify-content: center;
            }
            .subscribe-cta-section {
                padding: var(--spacing-lg) 0;
            }
            .subscribe-cta-text h3 {
                font-size: 1.25rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer-links {
                justify-content: center;
            }
            .container {
                padding: 0 16px;
            }
            .tag-cloud-wrap {
                gap: 8px;
            }
            .tag-pill {
                padding: 6px 12px;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 520px) {
            .hero-content h1 {
                font-size: 1.45rem;
            }
            .hero-content .hero-subtitle {
                font-size: 0.9rem;
            }
            .brand-logo-text {
                font-size: 1rem;
            }
            .brand-logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.95rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .news-card-body h4 {
                font-size: 0.98rem;
            }
            .featured-card-body {
                padding: 16px;
            }
            .featured-card-body h3 {
                font-size: 1.1rem;
            }
            .pagination a,
            .pagination span {
                min-width: 34px;
                height: 34px;
                font-size: 0.82rem;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #D32F2F;
            --color-primary-dark: #B71C1C;
            --color-primary-light: #EF5350;
            --color-accent-gold: #F5A623;
            --color-accent-green: #4CAF50;
            --color-bg-warm: #F9F9F9;
            --color-bg-light: #EEEEEE;
            --color-bg-dark: #1E1E1E;
            --color-bg-darker: #151515;
            --color-text-primary: #1A1A1A;
            --color-text-body: #333333;
            --color-text-weak: #666666;
            --color-text-muted: #999999;
            --color-text-inverse: #FFFFFF;
            --color-border: rgba(0, 0, 0, 0.08);
            --color-border-light: rgba(0, 0, 0, 0.05);
            --color-shadow-card: 0 2px 8px rgba(0, 0, 0, 0.08);
            --color-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --color-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.16);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Noto Sans SC", sans-serif;
            --font-stack-mono: "SF Mono", "Consolas", "Monaco", monospace;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
            --container-max: 1280px;
            --header-brand-height: 60px;
            --header-channel-height: 44px;
            --bottom-bar-height: 68px;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-2xl: 80px;
            --spacing-3xl: 100px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--color-text-body);
            background-color: #FFFFFF;
            min-width: 320px;
            overflow-x: hidden;
            padding-bottom: var(--bottom-bar-height);
        }

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

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-primary-dark);
        }

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            transition: all var(--transition-fast);
        }

        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
        }

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

        /* ========== HEADER / NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #FFFFFF;
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
        }

        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-brand-height);
            padding: 0 24px;
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .brand-logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-logo-icon {
            width: 40px;
            height: 40px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -1px;
            flex-shrink: 0;
        }

        .brand-logo-text {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }

        .brand-logo-text a {
            color: inherit;
            text-decoration: none;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .header-icon-btn {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-body);
            font-size: 1.1rem;
            transition: background var(--transition-fast);
        }

        .header-icon-btn:hover {
            background: var(--color-bg-light);
            color: var(--color-primary);
        }

        .header-channel-row {
            background: #FAFAFA;
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        .channel-nav {
            display: flex;
            align-items: center;
            gap: 0;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 16px;
            height: var(--header-channel-height);
            white-space: nowrap;
        }

        .channel-nav a {
            display: inline-flex;
            align-items: center;
            height: 100%;
            padding: 0 18px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-body);
            position: relative;
            transition: color var(--transition-fast);
            text-decoration: none;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .channel-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 18px;
            right: 18px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 3px 3px 0 0;
            transform: scaleX(0);
            transition: transform var(--transition-normal);
            transform-origin: left center;
        }

        .channel-nav a:hover {
            color: var(--color-primary);
        }

        .channel-nav a:hover::after {
            transform: scaleX(1);
        }

        .channel-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .channel-nav a.active::after {
            transform: scaleX(1);
            background: var(--color-primary);
        }

        /* 汉堡菜单按钮 */
        .hamburger-toggle {
            display: none;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            background: transparent;
            cursor: pointer;
            z-index: 1001;
            position: relative;
        }

        .hamburger-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text-body);
            border-radius: 2px;
            transition: all var(--transition-normal);
            transform-origin: center;
        }

        .hamburger-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger-toggle.active span:nth-child(2) {
            opacity: 0;
            transform: scaleX(0);
        }

        .hamburger-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-normal);
        }

        .mobile-menu-overlay.show {
            display: block;
            opacity: 1;
        }

        .mobile-channel-panel {
            display: none;
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100%;
            background: #FFFFFF;
            z-index: 1000;
            padding: 80px 24px 40px;
            overflow-y: auto;
            transition: right var(--transition-normal);
            box-shadow: -4px 0 24px rgba(0, 0, 0, 0.15);
        }

        .mobile-channel-panel.show {
            right: 0;
        }

        .mobile-channel-panel a {
            display: block;
            padding: 14px 0;
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text-body);
            border-bottom: 1px solid var(--color-border-light);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        .mobile-channel-panel a:hover,
        .mobile-channel-panel a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== HERO ========== */
        .page-hero {
            position: relative;
            height: 260px;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 30, 30, 0.88) 0%, rgba(30, 30, 30, 0.65) 50%, rgba(30, 30, 30, 0.78) 100%);
            z-index: 1;
        }

        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .page-hero .hero-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }

        .page-hero .hero-breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        .page-hero .hero-breadcrumb a:hover {
            color: #FFFFFF;
        }

        .page-hero .hero-breadcrumb .separator {
            color: rgba(255, 255, 255, 0.4);
        }

        .page-hero .hero-breadcrumb .current {
            color: var(--color-accent-gold);
        }

        .page-hero h1 {
            font-size: 2.4rem;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.8px;
            line-height: 1.3;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }

        .page-hero .hero-subtitle {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            margin-top: 8px;
            max-width: 600px;
            line-height: 1.6;
        }

        /* ========== MAIN CONTENT AREA ========== */
        .main-content-area {
            padding: var(--spacing-xl) 0;
            background: var(--color-bg-warm);
        }

        .content-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 32px;
            align-items: start;
        }

        /* ========== LEFT COLUMN - DEEP ARTICLES ========== */
        .articles-column {}

        .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .section-header h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text-primary);
            position: relative;
            padding-left: 16px;
            line-height: 1.3;
        }

        .section-header h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 4px;
            bottom: 4px;
            width: 4px;
            background: var(--color-primary);
            border-radius: 2px;
        }

        .section-header .filter-tabs {
            display: flex;
            gap: 4px;
            flex-wrap: wrap;
        }

        .filter-tab {
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-text-weak);
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .filter-tab:hover {
            color: var(--color-primary);
            border-color: var(--color-primary-light);
            background: #FFF5F5;
        }

        .filter-tab.active {
            background: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
            font-weight: 600;
        }

        .deep-article-card {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 24px;
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--color-shadow-card);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            margin-bottom: 24px;
            cursor: pointer;
        }

        .deep-article-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--color-shadow-hover);
            border-color: rgba(211, 47, 47, 0.15);
        }

        .deep-article-card .card-image-wrap {
            position: relative;
            overflow: hidden;
            min-height: 200px;
            background: var(--color-bg-light);
        }

        .deep-article-card .card-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .deep-article-card:hover .card-image-wrap img {
            transform: scale(1.04);
        }

        .deep-article-card .card-image-wrap .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-primary);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 20px;
            z-index: 2;
            letter-spacing: 0.5px;
        }

        .deep-article-card .card-image-wrap .card-badge.featured {
            background: var(--color-accent-gold);
            color: #1A1A1A;
        }

        .deep-article-card .card-body {
            padding: 20px 20px 20px 0;
            display: flex;
            flex-direction: column;
            justify-content: flex-start;
            gap: 10px;
        }

        .deep-article-card .card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }

        .deep-article-card .card-body .card-meta .meta-date {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .deep-article-card .card-body .card-meta .meta-category {
            background: #FFF0F0;
            color: var(--color-primary);
            padding: 3px 10px;
            border-radius: 12px;
            font-weight: 500;
            font-size: 0.75rem;
        }

        .deep-article-card .card-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text-primary);
            line-height: 1.5;
            transition: color var(--transition-fast);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .deep-article-card:hover .card-body h3 {
            color: var(--color-primary);
        }

        .deep-article-card .card-body .card-excerpt {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex-grow: 1;
        }

        .deep-article-card .card-body .card-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: all var(--transition-fast);
            align-self: flex-start;
            padding: 6px 0;
        }

        .deep-article-card .card-body .card-read-more:hover {
            color: var(--color-primary-dark);
            gap: 10px;
        }

        .deep-article-card .card-body .card-read-more .arrow {
            transition: transform var(--transition-fast);
        }

        .deep-article-card .card-body .card-read-more:hover .arrow {
            transform: translateX(4px);
        }

        /* ========== RIGHT COLUMN - SIDEBAR ========== */
        .sidebar-column {
            position: sticky;
            top: calc(var(--header-brand-height) + var(--header-channel-height) + 24px);
        }

        .sidebar-widget {
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            padding: 24px;
            margin-bottom: 24px;
            box-shadow: var(--color-shadow-card);
            border: 1px solid var(--color-border-light);
        }

        .sidebar-widget h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 18px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--color-border-light);
            position: relative;
        }

        .sidebar-widget h3::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 40px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 1px;
        }

        /* Tag Cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud .tag {
            display: inline-block;
            padding: 7px 14px;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--color-text-body);
            background: var(--color-bg-warm);
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
            white-space: nowrap;
        }

        .tag-cloud .tag:hover {
            background: var(--color-primary);
            color: #FFFFFF;
            border-color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(211, 47, 47, 0.25);
        }

        .tag-cloud .tag.hot {
            background: #FFF5F0;
            color: var(--color-primary-dark);
            border-color: rgba(211, 47, 47, 0.25);
            font-weight: 600;
        }

        .tag-cloud .tag.large {
            font-size: 0.9rem;
            padding: 9px 18px;
            font-weight: 600;
        }

        /* Sidebar mini articles */
        .sidebar-mini-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .sidebar-mini-card {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            padding: 8px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
            color: inherit;
        }

        .sidebar-mini-card:hover {
            background: var(--color-bg-warm);
            transform: translateX(3px);
        }

        .sidebar-mini-card .mini-thumb {
            width: 72px;
            height: 56px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--color-bg-light);
        }

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

        .sidebar-mini-card:hover .mini-thumb img {
            transform: scale(1.06);
        }

        .sidebar-mini-card .mini-info {
            flex: 1;
            min-width: 0;
        }

        .sidebar-mini-card .mini-info h4 {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-text-primary);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition-fast);
        }

        .sidebar-mini-card:hover .mini-info h4 {
            color: var(--color-primary);
        }

        .sidebar-mini-card .mini-info .mini-date {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--color-bg-dark);
            padding: var(--spacing-xl) 0;
            margin-top: 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(211, 47, 47, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .cta-inner p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .cta-btn-primary {
            display: inline-block;
            padding: 14px 36px;
            background: var(--color-primary);
            color: #FFFFFF;
            font-size: 1rem;
            font-weight: 600;
            border-radius: var(--radius-sm);
            text-decoration: none;
            transition: all var(--transition-normal);
            letter-spacing: 0.5px;
            box-shadow: 0 4px 16px rgba(211, 47, 47, 0.35);
        }

        .cta-btn-primary:hover {
            background: var(--color-primary-dark);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(211, 47, 47, 0.45);
        }

        .cta-btn-primary:active {
            transform: scale(0.97);
        }

        /* ========== BOTTOM FIXED BAR ========== */
        .bottom-fixed-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--bottom-bar-height);
            background: rgba(30, 30, 30, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            z-index: 998;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .bottom-fixed-bar .bar-text {
            color: #FFFFFF;
            font-size: 0.95rem;
            font-weight: 500;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .bottom-fixed-bar .bar-btn {
            display: inline-block;
            padding: 10px 28px;
            background: var(--color-primary);
            color: #FFFFFF;
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: var(--radius-sm);
            text-decoration: none;
            transition: all var(--transition-normal);
            white-space: nowrap;
            letter-spacing: 0.5px;
            box-shadow: 0 3px 12px rgba(211, 47, 47, 0.4);
        }

        .bottom-fixed-bar .bar-btn:hover {
            background: var(--color-primary-dark);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(211, 47, 47, 0.5);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-bg-dark);
            color: var(--color-text-muted);
            padding: var(--spacing-xl) 0 0;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul li a {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 20px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--color-text-muted);
        }

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

        .footer-bottom .footer-links a {
            color: var(--color-text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        .footer-bottom .footer-links a:hover {
            color: var(--color-primary-light);
        }

        .footer-bottom .footer-links span {
            color: var(--color-text-muted);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .content-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .sidebar-column {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .sidebar-widget {
                margin-bottom: 0;
            }

            .deep-article-card {
                grid-template-columns: 220px 1fr;
                gap: 16px;
            }

            .deep-article-card .card-image-wrap {
                min-height: 160px;
            }

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

        @media (max-width: 768px) {
            .header-channel-row {
                display: none;
            }

            .hamburger-toggle {
                display: flex;
            }

            .mobile-channel-panel {
                display: block;
            }

            .content-layout {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .sidebar-column {
                position: static;
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .deep-article-card {
                grid-template-columns: 1fr;
                gap: 0;
            }

            .deep-article-card .card-image-wrap {
                min-height: 200px;
                max-height: 240px;
            }

            .deep-article-card .card-body {
                padding: 16px;
            }

            .page-hero {
                height: 200px;
            }

            .page-hero h1 {
                font-size: 1.6rem;
            }

            .page-hero .hero-subtitle {
                font-size: 0.9rem;
            }

            .section-header {
                flex-direction: column;
                align-items: flex-start;
            }

            .filter-tabs {
                gap: 6px;
            }

            .filter-tab {
                font-size: 0.8rem;
                padding: 6px 12px;
            }

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

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }

            .footer-bottom .footer-links {
                justify-content: center;
            }

            .bottom-fixed-bar {
                flex-direction: column;
                height: auto;
                padding: 12px 16px;
                gap: 8px;
                text-align: center;
            }

            .bottom-fixed-bar .bar-btn {
                width: 100%;
                text-align: center;
                padding: 12px 20px;
            }

            .bottom-fixed-bar .bar-text {
                font-size: 0.85rem;
            }

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

            .main-content-area {
                padding: var(--spacing-lg) 0;
            }

            .container {
                padding: 0 16px;
            }

            .channel-nav {
                padding: 0 8px;
            }

            .channel-nav a {
                padding: 0 12px;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 520px) {
            .page-hero {
                height: 170px;
            }

            .page-hero h1 {
                font-size: 1.35rem;
            }

            .page-hero .hero-subtitle {
                font-size: 0.8rem;
                display: -webkit-box;
                -webkit-line-clamp: 2;
                -webkit-box-orient: vertical;
                overflow: hidden;
            }

            .deep-article-card .card-image-wrap {
                min-height: 180px;
                max-height: 200px;
            }

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

            .deep-article-card .card-body .card-excerpt {
                font-size: 0.82rem;
                -webkit-line-clamp: 2;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .sidebar-widget {
                padding: 16px;
            }

            .tag-cloud .tag {
                font-size: 0.75rem;
                padding: 5px 10px;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #D32F2F;
            --color-primary-dark: #B71C1C;
            --color-primary-light: #EF5350;
            --color-accent-gold: #F5A623;
            --color-accent-green: #4CAF50;
            --color-bg-warm: #F9F9F9;
            --color-bg-light: #EEEEEE;
            --color-bg-dark: #1E1E1E;
            --color-bg-darker: #151515;
            --color-text-primary: #1A1A1A;
            --color-text-body: #333333;
            --color-text-weak: #666666;
            --color-text-muted: #999999;
            --color-text-inverse: #FFFFFF;
            --color-border: rgba(0, 0, 0, 0.08);
            --color-border-light: rgba(0, 0, 0, 0.05);
            --color-shadow-card: 0 2px 8px rgba(0, 0, 0, 0.08);
            --color-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --color-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.16);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Noto Sans SC", sans-serif;
            --font-stack-mono: "SF Mono", "Consolas", "Monaco", monospace;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
            --container-max: 1280px;
            --header-brand-height: 60px;
            --header-channel-height: 44px;
            --bottom-bar-height: 68px;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-2xl: 80px;
            --spacing-3xl: 100px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--color-text-body);
            background-color: #FFFFFF;
            min-width: 320px;
            overflow-x: hidden;
        }

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

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-primary-dark);
        }

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            transition: all var(--transition-fast);
        }

        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
        }

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

        /* ========== HEADER / NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #FFFFFF;
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
        }

        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-brand-height);
            padding: 0 24px;
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .brand-logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-logo-icon {
            width: 40px;
            height: 40px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -1px;
            flex-shrink: 0;
        }

        .brand-logo-text {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }

        .brand-logo-text a {
            color: inherit;
            text-decoration: none;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .header-icon-btn {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-body);
            font-size: 1.1rem;
            transition: background var(--transition-fast);
            background: transparent;
        }

        .header-icon-btn:hover {
            background: var(--color-bg-light);
            color: var(--color-primary);
        }

        .header-channel-row {
            background: #FAFAFA;
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

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

        .channel-nav {
            display: flex;
            align-items: center;
            gap: 0;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
            height: var(--header-channel-height);
            white-space: nowrap;
        }

        .channel-nav a {
            display: inline-flex;
            align-items: center;
            height: 100%;
            padding: 0 18px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-body);
            position: relative;
            transition: color var(--transition-fast);
            border-bottom: 3px solid transparent;
            white-space: nowrap;
        }

        .channel-nav a:hover {
            color: var(--color-primary);
            background: rgba(211, 47, 47, 0.03);
        }

        .channel-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
            border-bottom-color: var(--color-primary);
            background: rgba(211, 47, 47, 0.05);
        }

        .mobile-menu-toggle {
            display: none;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-text-body);
            background: transparent;
            flex-shrink: 0;
        }

        .mobile-menu-toggle:hover {
            background: var(--color-bg-light);
        }

        /* ========== HERO ========== */
        .page-hero {
            position: relative;
            height: 280px;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(30, 30, 30, 0.75) 0%, rgba(30, 30, 30, 0.55) 100%);
            z-index: 1;
        }

        .page-hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            color: #fff;
            padding: 0 24px;
        }

        .page-hero-content h1 {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
            letter-spacing: 1px;
        }

        .page-hero-content .hero-subtitle {
            font-size: 1.1rem;
            font-weight: 400;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 0.25rem;
        }

        .hero-search-wrap {
            display: flex;
            align-items: center;
            max-width: 520px;
            margin: 16px auto 0;
            background: #fff;
            border-radius: var(--radius-full);
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
        }

        .hero-search-wrap input {
            flex: 1;
            border: none;
            padding: 14px 20px;
            font-size: 0.95rem;
            font-family: inherit;
            outline: none;
            color: var(--color-text-body);
            min-width: 0;
        }

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

        .hero-search-wrap button {
            padding: 14px 22px;
            background: var(--color-primary);
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 0 var(--radius-full) var(--radius-full) 0;
            flex-shrink: 0;
            transition: background var(--transition-fast);
        }

        .hero-search-wrap button:hover {
            background: var(--color-primary-dark);
        }

        /* ========== FORUM STATS BAR ========== */
        .forum-stats-bar {
            background: #fff;
            border-bottom: 1px solid var(--color-border-light);
            padding: 0;
        }

        .forum-stats-inner {
            display: flex;
            align-items: center;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 8px;
            padding: 16px 24px;
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .stat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--color-text-weak);
        }

        .stat-item .stat-num {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            font-variant-numeric: tabular-nums;
            font-family: var(--font-stack-mono);
        }

        .stat-item .stat-dot {
            width: 8px;
            height: 8px;
            border-radius: var(--radius-full);
            background: var(--color-accent-green);
            display: inline-block;
            animation: pulse-dot 1.8s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.4;
                transform: scale(1.5);
            }
        }

        /* ========== SECTION TITLES ========== */
        .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 20px;
        }

        .section-header h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text-primary);
            position: relative;
            padding-left: 16px;
        }

        .section-header h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 4px;
            bottom: 4px;
            width: 4px;
            background: var(--color-primary);
            border-radius: 2px;
        }

        .btn-new-post {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .btn-new-post:hover {
            background: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--color-shadow-hover);
        }

        .btn-new-post:active {
            transform: scale(0.97);
        }

        /* ========== TOPIC TAGS ========== */
        .topic-tags-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 24px;
        }

        .topic-tag {
            display: inline-block;
            padding: 7px 16px;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 500;
            background: #fff;
            border: 1px solid var(--color-border);
            color: var(--color-text-body);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .topic-tag:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(211, 47, 47, 0.03);
        }

        .topic-tag.active-tag {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== PINNED POSTS ========== */
        .pinned-section {
            margin-bottom: 28px;
        }

        .pinned-post-card {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 18px;
            background: #FFFDF5;
            border: 1px solid rgba(245, 166, 35, 0.25);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .pinned-post-card:hover {
            background: #FFFBE6;
            border-color: rgba(245, 166, 35, 0.5);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
        }

        .pinned-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--color-accent-gold);
            background: rgba(245, 166, 35, 0.12);
            padding: 3px 10px;
            border-radius: var(--radius-full);
            flex-shrink: 0;
            white-space: nowrap;
        }

        .pinned-post-card .post-title {
            flex: 1;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text-primary);
            min-width: 0;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .pinned-post-card .post-meta-mini {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            flex-shrink: 0;
            white-space: nowrap;
        }

        /* ========== POST LIST ========== */
        .post-list-section {
            margin-bottom: 32px;
        }

        .post-list-card {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 18px;
            background: #fff;
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            margin-bottom: 8px;
            transition: all var(--transition-normal);
            cursor: pointer;
        }

        .post-list-card:hover {
            background: #FEFCFC;
            border-color: rgba(211, 47, 47, 0.15);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
            transform: translateY(-1px);
        }

        .user-avatar-placeholder {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            color: #fff;
            flex-shrink: 0;
            letter-spacing: 0.5px;
        }

        .avatar-c1 {
            background: #E53935;
        }
        .avatar-c2 {
            background: #1E88E5;
        }
        .avatar-c3 {
            background: #43A047;
        }
        .avatar-c4 {
            background: #FB8C00;
        }
        .avatar-c5 {
            background: #8E24AA;
        }
        .avatar-c6 {
            background: #00897B;
        }
        .avatar-c7 {
            background: #D81B60;
        }
        .avatar-c8 {
            background: #3949AB;
        }
        .avatar-c9 {
            background: #6D4C41;
        }
        .avatar-c10 {
            background: #F4511E;
        }

        .post-list-card .post-info {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .post-list-card .post-info .post-title-row {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .post-list-card .post-info .post-title-text {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text-primary);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 100%;
        }

        .post-tag-mini {
            font-size: 0.7rem;
            font-weight: 600;
            padding: 2px 8px;
            border-radius: var(--radius-full);
            background: rgba(211, 47, 47, 0.08);
            color: var(--color-primary);
            flex-shrink: 0;
            white-space: nowrap;
        }

        .post-tag-mini.tag-hot {
            background: rgba(245, 166, 35, 0.12);
            color: #E65100;
        }

        .post-tag-mini.tag-new {
            background: rgba(76, 175, 80, 0.1);
            color: #2E7D32;
        }

        .post-list-card .post-info .post-meta-row {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }

        .post-list-card .post-stats {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        .post-list-card .post-stats span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            white-space: nowrap;
        }

        .post-list-card .post-stats .stat-replies {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== PAGINATION ========== */
        .pagination-wrap {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            flex-wrap: wrap;
            padding: 16px 0;
        }

        .pagination-wrap .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 12px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-body);
            background: #fff;
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .pagination-wrap .page-btn:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(211, 47, 47, 0.03);
        }

        .pagination-wrap .page-btn.active-page {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 700;
            pointer-events: none;
        }

        .pagination-wrap .page-btn.page-dots {
            border: none;
            background: transparent;
            pointer-events: none;
            color: var(--color-text-muted);
            letter-spacing: 2px;
        }

        /* ========== COMMUNITY CTA ========== */
        .community-cta-section {
            background: var(--color-bg-dark);
            padding: 48px 24px;
            text-align: center;
            margin-top: 40px;
        }

        .community-cta-section h2 {
            color: #fff;
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .community-cta-section p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1rem;
            margin-bottom: 24px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .community-cta-section .cta-btn-group {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-cta-primary {
            padding: 13px 28px;
            background: var(--color-primary);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .btn-cta-primary:hover {
            background: var(--color-primary-dark);
            color: #fff;
            box-shadow: 0 6px 20px rgba(211, 47, 47, 0.4);
            transform: translateY(-2px);
        }

        .btn-cta-outline {
            padding: 13px 28px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-sm);
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-fast);
        }

        .btn-cta-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 48px 0;
            background: var(--color-bg-warm);
        }

        .faq-section .section-header {
            margin-bottom: 28px;
        }

        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
            margin-bottom: 4px;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 16px 8px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text-primary);
            text-align: left;
            background: transparent;
            gap: 12px;
            transition: color var(--transition-fast);
        }

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

        .faq-question .faq-icon {
            font-size: 1.1rem;
            color: var(--color-primary);
            transition: transform var(--transition-normal);
            flex-shrink: 0;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 8px;
        }

        .faq-answer.open {
            max-height: 300px;
            padding: 0 8px 16px;
        }

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

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-bg-dark);
            color: var(--color-text-muted);
            padding: 48px 24px 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            max-width: var(--container-max);
            margin: 0 auto 36px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

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

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

        .footer-col ul li a {
            color: var(--color-text-muted);
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.82rem;
        }

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

        .footer-links a {
            color: var(--color-text-muted);
        }

        .footer-links a:hover {
            color: var(--color-primary-light);
        }

        .footer-links span {
            color: var(--color-text-muted);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .page-hero {
                height: 240px;
            }
            .page-hero-content h1 {
                font-size: 2rem;
            }
        }

        @media (max-width: 768px) {
            .mobile-menu-toggle {
                display: flex;
            }
            .header-channel-row {
                max-height: 0;
                overflow: hidden;
                transition: max-height var(--transition-slow);
                border-top: none;
                border-bottom: none;
            }
            .header-channel-row.mobile-open {
                max-height: 400px;
                border-top: 1px solid var(--color-border-light);
                border-bottom: 1px solid var(--color-border-light);
            }
            .channel-nav {
                flex-direction: column;
                height: auto;
                padding: 8px 0;
                gap: 0;
            }
            .channel-nav a {
                width: 100%;
                padding: 12px 20px;
                border-bottom: none;
                border-left: 3px solid transparent;
                height: auto;
            }
            .channel-nav a.active {
                border-bottom: none;
                border-left-color: var(--color-primary);
                background: rgba(211, 47, 47, 0.05);
            }
            .page-hero {
                height: 200px;
            }
            .page-hero-content h1 {
                font-size: 1.6rem;
            }
            .page-hero-content .hero-subtitle {
                font-size: 0.9rem;
            }
            .hero-search-wrap {
                max-width: 100%;
            }
            .forum-stats-inner {
                gap: 12px;
                justify-content: center;
            }
            .stat-item {
                font-size: 0.8rem;
            }
            .stat-item .stat-num {
                font-size: 1.1rem;
            }
            .post-list-card {
                flex-wrap: wrap;
                gap: 10px;
                padding: 12px 14px;
            }
            .post-list-card .post-stats {
                width: 100%;
                justify-content: flex-start;
                padding-left: 54px;
                font-size: 0.75rem;
            }
            .post-list-card .post-info .post-title-text {
                font-size: 0.88rem;
            }
            .pinned-post-card {
                flex-wrap: wrap;
                gap: 8px;
                padding: 12px 14px;
            }
            .pinned-post-card .post-title {
                font-size: 0.88rem;
                white-space: normal;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .footer-links {
                justify-content: center;
            }
            .section-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .btn-new-post {
                width: 100%;
                justify-content: center;
            }
            .community-cta-section h2 {
                font-size: 1.4rem;
            }
            .community-cta-section p {
                font-size: 0.9rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .page-hero {
                height: 180px;
            }
            .page-hero-content h1 {
                font-size: 1.35rem;
            }
            .hero-search-wrap input {
                padding: 10px 14px;
                font-size: 0.85rem;
            }
            .hero-search-wrap button {
                padding: 10px 16px;
                font-size: 0.85rem;
            }
            .post-list-card .post-stats {
                padding-left: 0;
                font-size: 0.72rem;
            }
            .user-avatar-placeholder {
                width: 34px;
                height: 34px;
                font-size: 0.75rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .pagination-wrap .page-btn {
                min-width: 32px;
                height: 32px;
                font-size: 0.8rem;
                padding: 0 8px;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #D32F2F;
            --color-primary-dark: #B71C1C;
            --color-primary-light: #EF5350;
            --color-accent-gold: #F5A623;
            --color-accent-green: #4CAF50;
            --color-bg-warm: #F9F9F9;
            --color-bg-light: #EEEEEE;
            --color-bg-dark: #1E1E1E;
            --color-bg-darker: #151515;
            --color-text-primary: #1A1A1A;
            --color-text-body: #333333;
            --color-text-weak: #666666;
            --color-text-muted: #999999;
            --color-text-inverse: #FFFFFF;
            --color-border: rgba(0, 0, 0, 0.08);
            --color-border-light: rgba(0, 0, 0, 0.05);
            --color-shadow-card: 0 2px 8px rgba(0, 0, 0, 0.08);
            --color-shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
            --color-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.16);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 50%;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Noto Sans SC", sans-serif;
            --font-stack-mono: "SF Mono", "Consolas", "Monaco", monospace;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
            --container-max: 1280px;
            --header-brand-height: 60px;
            --header-channel-height: 44px;
            --bottom-bar-height: 68px;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-2xl: 80px;
            --spacing-3xl: 100px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-stack);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--color-text-body);
            background-color: #FFFFFF;
            min-width: 320px;
            overflow-x: hidden;
            padding-bottom: 0;
        }

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

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-primary-dark);
        }
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 3px;
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            transition: all var(--transition-fast);
        }
        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
        }

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

        /* ========== HEADER / NAVIGATION ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #FFFFFF;
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
        }
        .header-brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-brand-height);
            padding: 0 24px;
            max-width: var(--container-max);
            margin: 0 auto;
        }
        .brand-logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-logo-icon {
            width: 40px;
            height: 40px;
            background: var(--color-primary);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            letter-spacing: -1px;
            flex-shrink: 0;
        }
        .brand-logo-text {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }
        .brand-logo-text a {
            color: inherit;
            text-decoration: none;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .header-icon-btn {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-body);
            font-size: 1.1rem;
            transition: background var(--transition-fast);
        }
        .header-icon-btn:hover {
            background: var(--color-bg-light);
            color: var(--color-primary);
        }
        .header-channel-row {
            background: #FAFAFA;
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }
        .channel-nav {
            display: flex;
            align-items: center;
            gap: 0;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 16px;
            height: var(--header-channel-height);
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .channel-nav::-webkit-scrollbar {
            display: none;
        }
        .channel-nav a {
            display: flex;
            align-items: center;
            height: 100%;
            padding: 0 18px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-weak);
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
            border-bottom: 3px solid transparent;
            text-decoration: none;
        }
        .channel-nav a:hover {
            color: var(--color-primary);
            background: rgba(211, 47, 47, 0.04);
        }
        .channel-nav a.active {
            color: var(--color-primary);
            font-weight: 700;
            border-bottom-color: var(--color-primary);
            background: rgba(211, 47, 47, 0.06);
        }
        .mobile-menu-toggle {
            display: none;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-text-body);
            flex-shrink: 0;
        }
        .mobile-menu-toggle:hover {
            background: var(--color-bg-light);
        }

        /* ========== HERO ========== */
        .page-hero {
            position: relative;
            min-height: 320px;
            display: flex;
            align-items: center;
            background: var(--color-bg-dark) url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 30, 30, 0.88) 0%, rgba(30, 30, 30, 0.65) 40%, rgba(30, 30, 30, 0.45) 70%, rgba(30, 30, 30, 0.55) 100%);
            z-index: 1;
        }
        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 48px 24px;
            width: 100%;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 40px;
        }
        .hero-text-area {
            flex: 1 1 420px;
            min-width: 280px;
        }
        .hero-badge {
            display: inline-block;
            background: var(--color-accent-gold);
            color: #1A1A1A;
            font-weight: 700;
            font-size: 0.8rem;
            padding: 6px 14px;
            border-radius: 20px;
            letter-spacing: 1px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .hero-text-area h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: #FFFFFF;
            line-height: 1.25;
            margin-bottom: 12px;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
            letter-spacing: 0.5px;
        }
        .hero-text-area h1 .highlight {
            color: var(--color-accent-gold);
        }
        .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.6;
            margin-bottom: 20px;
            max-width: 520px;
        }
        .hero-cta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-primary);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 1rem;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-normal);
            white-space: nowrap;
            letter-spacing: 0.3px;
            text-decoration: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            color: #FFFFFF;
            box-shadow: 0 6px 20px rgba(211, 47, 47, 0.4);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: scale(0.97);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #FFFFFF;
            font-weight: 600;
            font-size: 1rem;
            padding: 12px 26px;
            border-radius: var(--radius-sm);
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-normal);
            white-space: nowrap;
            letter-spacing: 0.3px;
            text-decoration: none;
            cursor: pointer;
        }
        .btn-outline-light:hover {
            border-color: #FFFFFF;
            background: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
        }
        .hero-stats-area {
            flex: 0 0 280px;
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            min-width: 240px;
        }
        .hero-stats-area .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 8px;
            font-weight: 500;
        }
        .hero-stats-area .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-accent-gold);
            line-height: 1;
            margin-bottom: 4px;
        }
        .hero-stats-area .stat-desc {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 18px;
        }
        .hero-progress-bar-wrap {
            background: rgba(255, 255, 255, 0.15);
            border-radius: 10px;
            height: 10px;
            overflow: hidden;
            margin-bottom: 8px;
        }
        .hero-progress-bar-fill {
            height: 100%;
            background: var(--color-accent-gold);
            border-radius: 10px;
            transition: width 1s ease;
            width: 72%;
        }
        .hero-progress-text {
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.55);
            text-align: right;
        }

        /* ========== FILTER TAGS ========== */
        .filter-section {
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: calc(var(--header-brand-height) + var(--header-channel-height));
            z-index: 99;
            padding: 0;
        }
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            padding: 14px 0;
            align-items: center;
        }
        .filter-tag {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--color-text-weak);
            background: var(--color-bg-warm);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            border: 1px solid transparent;
            user-select: none;
        }
        .filter-tag:hover {
            background: rgba(211, 47, 47, 0.06);
            color: var(--color-primary);
            border-color: rgba(211, 47, 47, 0.2);
        }
        .filter-tag.active {
            background: var(--color-primary);
            color: #FFFFFF;
            font-weight: 700;
            border-color: var(--color-primary);
        }

        /* ========== VIDEO GRID ========== */
        .video-grid-section {
            padding: var(--spacing-lg) 0 var(--spacing-2xl);
            background: var(--color-bg-warm);
        }
        .video-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .video-card {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            overflow: hidden;
            cursor: pointer;
            transition: all var(--transition-normal);
            border: 1px solid var(--color-border);
            box-shadow: var(--color-shadow-card);
            position: relative;
        }
        .video-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--color-shadow-hover);
            border-color: rgba(211, 47, 47, 0.2);
        }
        .video-card:active {
            transform: scale(0.98);
        }
        .video-thumb-wrap {
            position: relative;
            width: 100%;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #1A1A1A;
        }
        .video-thumb-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .video-card:hover .video-thumb-wrap img {
            transform: scale(1.06);
        }
        .video-play-overlay {
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(0, 0, 0, 0.3);
            transition: background var(--transition-normal);
        }
        .video-card:hover .video-play-overlay {
            background: rgba(0, 0, 0, 0.45);
        }
        .play-icon-circle {
            width: 54px;
            height: 54px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.9);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-normal);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
        }
        .video-card:hover .play-icon-circle {
            background: var(--color-primary);
            transform: scale(1.1);
            box-shadow: 0 6px 24px rgba(211, 47, 47, 0.5);
        }
        .play-icon-triangle {
            width: 0;
            height: 0;
            border-style: solid;
            border-width: 10px 0 10px 18px;
            border-color: transparent transparent transparent #1A1A1A;
            margin-left: 3px;
            transition: border-color var(--transition-normal);
        }
        .video-card:hover .play-icon-triangle {
            border-color: transparent transparent transparent #FFFFFF;
        }
        .video-duration-tag {
            position: absolute;
            bottom: 8px;
            right: 8px;
            background: rgba(0, 0, 0, 0.78);
            color: #FFFFFF;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 8px;
            border-radius: 4px;
            letter-spacing: 0.5px;
            font-family: var(--font-stack-mono);
        }
        .video-card-body {
            padding: 14px 16px;
        }
        .video-card-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text-primary);
            line-height: 1.45;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 2.7em;
        }
        .video-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }
        .video-card-category {
            display: inline-block;
            font-size: 0.72rem;
            background: rgba(211, 47, 47, 0.08);
            color: var(--color-primary);
            padding: 3px 10px;
            border-radius: 12px;
            font-weight: 500;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--color-bg-dark);
            padding: var(--spacing-xl) 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.12;
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1rem;
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }
        .cta-section .btn-primary {
            font-size: 1.05rem;
            padding: 14px 32px;
            border-radius: var(--radius-md);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-bg-dark);
            color: var(--color-text-muted);
            padding: var(--spacing-xl) 0 0;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: var(--color-text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
            font-size: 0.88rem;
        }
        .footer-col ul li a:hover {
            color: var(--color-primary-light);
        }
        .footer-bottom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 18px 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }
        .footer-links a {
            color: var(--color-text-muted);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--color-primary-light);
        }
        .footer-links span {
            color: var(--color-text-muted);
        }

        /* ========== MODAL ========== */
        .video-modal-overlay {
            position: fixed;
            inset: 0;
            z-index: 9999;
            background: rgba(0, 0, 0, 0.85);
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-normal);
            padding: 24px;
        }
        .video-modal-overlay.active {
            opacity: 1;
            pointer-events: auto;
        }
        .video-modal {
            background: #1A1A1A;
            border-radius: var(--radius-lg);
            max-width: 800px;
            width: 100%;
            overflow: hidden;
            position: relative;
            box-shadow: var(--color-shadow-lg);
            transform: translateY(20px);
            transition: transform var(--transition-normal);
        }
        .video-modal-overlay.active .video-modal {
            transform: translateY(0);
        }
        .modal-close-btn {
            position: absolute;
            top: 12px;
            right: 16px;
            z-index: 10;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-full);
            background: rgba(0, 0, 0, 0.6);
            color: #FFFFFF;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background var(--transition-fast);
            border: none;
        }
        .modal-close-btn:hover {
            background: rgba(211, 47, 47, 0.8);
        }
        .modal-video-thumb {
            width: 100%;
            aspect-ratio: 16 / 9;
            position: relative;
            background: #000;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .modal-video-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.7;
        }
        .modal-play-btn {
            position: absolute;
            width: 72px;
            height: 72px;
            border-radius: var(--radius-full);
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-normal);
            box-shadow: 0 8px 32px rgba(211, 47, 47, 0.5);
            animation: pulse-play 2s infinite;
        }
        @keyframes pulse-play {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(211, 47, 47, 0.5);
            }
            50% {
                box-shadow: 0 0 0 18px rgba(211, 47, 47, 0);
            }
        }
        .modal-play-btn:hover {
            background: var(--color-primary-dark);
            transform: scale(1.08);
        }
        .modal-play-triangle {
            width: 0;
            height: 0;
            border-style: solid;
            border-width: 14px 0 14px 24px;
            border-color: transparent transparent transparent #FFFFFF;
            margin-left: 3px;
        }
        .modal-info {
            padding: 20px 24px;
            color: #FFFFFF;
        }
        .modal-info h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: #FFFFFF;
        }
        .modal-info .modal-meta {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .video-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .page-hero {
                min-height: 280px;
            }
            .hero-text-area h1 {
                font-size: 1.9rem;
            }
            .hero-stats-area {
                flex: 0 0 240px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .video-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .page-hero {
                min-height: auto;
            }
            .page-hero .hero-content {
                flex-direction: column;
                gap: 24px;
                padding: 32px 16px;
            }
            .hero-text-area h1 {
                font-size: 1.6rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-stats-area {
                flex: 1 1 auto;
                width: 100%;
                min-width: auto;
            }
            .hero-cta-row {
                flex-direction: column;
                width: 100%;
            }
            .hero-cta-row .btn-primary,
            .hero-cta-row .btn-outline-light {
                width: 100%;
                justify-content: center;
                text-align: center;
            }
            .header-channel-row {
                display: none;
            }
            .header-channel-row.mobile-open {
                display: block;
            }
            .channel-nav {
                flex-direction: column;
                height: auto;
                padding: 8px 0;
                gap: 0;
            }
            .channel-nav a {
                width: 100%;
                padding: 12px 20px;
                border-bottom: none;
                border-left: 3px solid transparent;
            }
            .channel-nav a.active {
                border-left-color: var(--color-primary);
                border-bottom: none;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .filter-tags {
                gap: 6px;
                padding: 10px 0;
            }
            .filter-tag {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .footer-links {
                justify-content: center;
                gap: 10px;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .video-modal {
                margin: 12px;
                border-radius: var(--radius-md);
            }
            .modal-play-btn {
                width: 54px;
                height: 54px;
            }
            .modal-play-triangle {
                border-width: 10px 0 10px 18px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .page-hero .hero-content {
                padding: 24px 14px;
            }
            .hero-text-area h1 {
                font-size: 1.35rem;
            }
            .hero-stats-area {
                padding: 20px 16px;
            }
            .hero-stats-area .stat-number {
                font-size: 1.7rem;
            }
            .video-card-body {
                padding: 10px 12px;
            }
            .video-card-title {
                font-size: 0.88rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .filter-tag {
                padding: 5px 11px;
                font-size: 0.75rem;
            }
        }