/* roulang page: index */
:root {
            --primary-bg: #060912;
            --secondary-bg: #0A0E24;
            --accent-blue: #2F6BFF;
            --accent-cyan: #00D4FF;
            --accent-gradient: linear-gradient(135deg, #00D4FF 0%, #2F6BFF 100%);
            --text-primary: #F3F6FC;
            --text-secondary: #A7B4CC;
            --text-muted: #64748B;
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-border: rgba(255, 255, 255, 0.12);
            --glass-border-hover: rgba(0, 212, 255, 0.55);
            --glow-cyan: rgba(0, 212, 255, 0.35);
            --glow-cyan-strong: rgba(0, 212, 255, 0.65);
            --radius-sm: 12px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.08);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 0 24px rgba(0, 212, 255, 0.15);
            --header-height: 68px;
            --container-max: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-primary);
            background: var(--primary-bg);
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.01em;
        }

        body.nav-open {
            overflow: hidden;
            height: 100vh;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
        }

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: var(--font-family);
        }

        ul {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: rgba(6, 9, 18, 0.78);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            transition: background 0.3s, border-color 0.3s;
        }

        .site-header.scrolled {
            background: rgba(6, 9, 18, 0.93);
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: 16px;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            user-select: none;
        }

        .header-logo .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--accent-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.5);
        }

        .header-logo .logo-text {
            background: linear-gradient(135deg, #FFFFFF 0%, #A7C8FF 60%, #00D4FF 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .hamburger-btn {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            background: rgba(255, 255, 255, 0.05);
            gap: 5px;
            transition: var(--transition);
            position: relative;
            z-index: 1101;
        }

        .hamburger-btn:hover {
            border-color: rgba(0, 212, 255, 0.5);
            background: rgba(0, 212, 255, 0.08);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.2);
        }

        .hamburger-btn span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: var(--transition);
        }

        .header-cta {
            padding: 10px 20px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            background: rgba(47, 107, 255, 0.35);
            border: 1px solid rgba(0, 212, 255, 0.4);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.25);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .header-cta:hover {
            border-color: rgba(0, 212, 255, 0.8);
            box-shadow: 0 0 26px rgba(0, 212, 255, 0.55);
            background: rgba(47, 107, 255, 0.5);
            color: #fff;
        }

        /* Fullscreen Drawer Navigation */
        .nav-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(3, 5, 12, 0.82);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            z-index: 1090;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.35s ease, visibility 0.35s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .nav-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .nav-panel {
            width: 100%;
            max-width: 520px;
            padding: 80px 32px 40px;
            display: flex;
            flex-direction: column;
            gap: 22px;
            opacity: 0;
            transform: translateY(20px) scale(0.97);
            transition: opacity 0.4s ease, transform 0.4s ease;
        }

        .nav-overlay.active .nav-panel {
            opacity: 1;
            transform: translateY(0) scale(1);
        }

        .nav-close-btn {
            position: fixed;
            top: 18px;
            right: 24px;
            z-index: 1102;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--text-primary);
            transition: var(--transition);
            opacity: 0;
            visibility: hidden;
        }

        .nav-close-btn.visible {
            opacity: 1;
            visibility: visible;
        }

        .nav-close-btn:hover {
            border-color: var(--accent-cyan);
            background: rgba(0, 212, 255, 0.1);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.3);
            color: #fff;
        }

        .nav-main-list {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .nav-main-list li a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 18px;
            font-size: 18px;
            font-weight: 600;
            color: var(--text-primary);
            border-radius: var(--radius-sm);
            border: 1px solid transparent;
            transition: var(--transition);
            letter-spacing: 0.04em;
        }

        .nav-main-list li a:hover,
        .nav-main-list li a.active-link {
            border-color: rgba(0, 212, 255, 0.3);
            background: rgba(0, 212, 255, 0.06);
            color: var(--accent-cyan);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.12);
        }

        .nav-main-list li a .arrow {
            font-size: 14px;
            color: var(--text-muted);
            transition: var(--transition);
        }

        .nav-main-list li a:hover .arrow,
        .nav-main-list li a.active-link .arrow {
            color: var(--accent-cyan);
            transform: translateX(4px);
        }

        .nav-secondary-title {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            letter-spacing: 0.1em;
            text-transform: uppercase;
            margin-top: 10px;
            padding-left: 8px;
        }

        .nav-secondary-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            padding: 0 8px;
        }

        .nav-secondary-list a {
            padding: 8px 16px;
            font-size: 13px;
            color: var(--text-secondary);
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            background: rgba(255, 255, 255, 0.04);
            transition: var(--transition);
        }

        .nav-secondary-list a:hover {
            border-color: rgba(0, 212, 255, 0.4);
            color: var(--accent-cyan);
            background: rgba(0, 212, 255, 0.06);
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding: calc(var(--header-height) + 40px) 0 80px;
            background-image: url('/assets/images/0da517baa83901da.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(6, 9, 18, 0.72) 0%, rgba(6, 9, 18, 0.55) 40%, rgba(6, 9, 18, 0.88) 100%);
            z-index: 1;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            width: 50%;
            background: radial-gradient(ellipse at center, rgba(0, 212, 255, 0.12) 0%, transparent 70%);
            z-index: 1;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--accent-cyan);
            border-radius: 20px;
            border: 1px solid rgba(0, 212, 255, 0.3);
            background: rgba(0, 212, 255, 0.08);
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }

        .hero-badge .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent-cyan);
            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(0.7);
            }
        }

        .hero-title {
            font-size: 44px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: 0.02em;
            background: linear-gradient(135deg, #FFFFFF 0%, #C5DBFF 45%, #00D4FF 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-subtitle {
            font-size: 17px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 26px;
            max-width: 560px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: var(--transition);
            border: 1px solid transparent;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-primary {
            background: rgba(47, 107, 255, 0.4);
            border-color: rgba(0, 212, 255, 0.5);
            color: #fff;
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.3);
        }

        .btn-primary:hover {
            background: rgba(47, 107, 255, 0.6);
            border-color: rgba(0, 212, 255, 0.85);
            box-shadow: 0 0 28px rgba(0, 212, 255, 0.6);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-secondary {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.25);
            color: var(--text-primary);
        }

        .btn-secondary:hover {
            border-color: rgba(0, 212, 255, 0.6);
            color: #fff;
            background: rgba(0, 212, 255, 0.06);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.2);
            transform: translateY(-2px);
        }

        .hero-countdown {
            display: inline-flex;
            align-items: center;
            gap: 16px;
            padding: 14px 22px;
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }

        .countdown-label {
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.06em;
            white-space: nowrap;
        }

        .countdown-timer {
            display: flex;
            gap: 6px;
            font-size: 18px;
            font-weight: 700;
            color: var(--accent-cyan);
            font-variant-numeric: tabular-nums;
        }

        .countdown-timer span {
            padding: 6px 10px;
            background: rgba(0, 212, 255, 0.1);
            border-radius: 8px;
            border: 1px solid rgba(0, 212, 255, 0.25);
            min-width: 42px;
            text-align: center;
        }

        /* Sections */
        .section {
            padding: 80px 0;
            position: relative;
        }

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

        .section-header {
            text-align: left;
            margin-bottom: 40px;
            max-width: 680px;
        }

        .section-header.center {
            text-align: center;
            margin-left: auto;
            margin-right: auto;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-cyan);
            letter-spacing: 0.08em;
            margin-bottom: 10px;
            text-transform: uppercase;
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 640px;
        }

        .section-header.center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* Glass Card */
        .glass-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            box-shadow: var(--shadow-card);
            padding: 24px;
            transition: var(--transition);
        }

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

        /* KPI Dashboard */
        .kpi-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
            gap: 18px;
        }

        .kpi-card {
            text-align: center;
            padding: 26px 20px;
        }

        .kpi-number {
            font-size: 36px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.01em;
            margin-bottom: 6px;
            font-variant-numeric: tabular-nums;
        }

        .kpi-number .unit {
            font-size: 16px;
            font-weight: 500;
            color: var(--accent-cyan);
            margin-left: 2px;
        }

        .kpi-label {
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.04em;
        }

        .kpi-trend {
            display: inline-block;
            margin-top: 8px;
            font-size: 12px;
            padding: 4px 10px;
            border-radius: 10px;
            background: rgba(0, 212, 255, 0.08);
            color: var(--accent-cyan);
        }

        /* Service Matrix */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
        }

        .service-card {
            padding: 22px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .service-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(0, 212, 255, 0.1);
            border: 1px solid rgba(0, 212, 255, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--accent-cyan);
            margin-bottom: 4px;
            transition: var(--transition);
        }

        .service-card:hover .service-icon {
            background: rgba(0, 212, 255, 0.18);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.3);
        }

        .service-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-primary);
        }

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

        /* Scene Cards */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 22px;
        }

        .scene-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            backdrop-filter: blur(18px);
            transition: var(--transition);
        }

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

        .scene-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: 0;
        }

        .scene-card-body {
            padding: 20px 22px;
        }

        .scene-card h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

        .scene-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* Demo Section */
        .demo-wrapper {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .demo-image-wrap {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.12);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
        }

        .demo-image-wrap img {
            width: 100%;
            height: auto;
            border-radius: 0;
        }

        .demo-image-wrap .browser-bar {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 12px 16px;
            background: rgba(255, 255, 255, 0.06);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .browser-bar .dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.2);
        }

        .browser-bar .dot:nth-child(1) {
            background: #ff5f56;
        }
        .browser-bar .dot:nth-child(2) {
            background: #ffbd2e;
        }
        .browser-bar .dot:nth-child(3) {
            background: #28c840;
        }

        .demo-points {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .demo-point {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            padding: 14px 16px;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
        }

        .demo-point:hover {
            border-color: rgba(0, 212, 255, 0.3);
            background: rgba(0, 212, 255, 0.05);
        }

        .demo-point .num {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(0, 212, 255, 0.12);
            border: 1px solid rgba(0, 212, 255, 0.3);
            color: var(--accent-cyan);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .demo-point h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

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

        /* Case Cards */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
            gap: 20px;
        }

        .case-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            backdrop-filter: blur(18px);
            transition: var(--transition);
        }

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

        .case-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-radius: 0;
        }

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

        .case-card h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text-primary);
        }

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

        /* Pricing */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 22px;
            align-items: stretch;
        }

        .price-card {
            padding: 28px 24px;
            border-radius: var(--radius-xl);
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            backdrop-filter: blur(18px);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .price-card.featured {
            border-color: rgba(0, 212, 255, 0.5);
            box-shadow: 0 0 32px rgba(0, 212, 255, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.08);
            position: relative;
            transform: scale(1.02);
        }

        .price-card.featured::before {
            content: '推荐';
            position: absolute;
            top: -12px;
            right: 20px;
            padding: 5px 14px;
            font-size: 11px;
            font-weight: 600;
            color: #fff;
            background: var(--accent-gradient);
            border-radius: 10px;
            letter-spacing: 0.06em;
            box-shadow: 0 0 14px rgba(0, 212, 255, 0.4);
        }

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

        .price-name {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .price-amount {
            font-size: 38px;
            font-weight: 700;
            color: #fff;
            letter-spacing: -0.02em;
            margin-bottom: 16px;
        }

        .price-amount .currency {
            font-size: 18px;
            color: var(--accent-cyan);
            font-weight: 500;
        }

        .price-amount .period {
            font-size: 14px;
            color: var(--text-muted);
            font-weight: 400;
        }

        .price-features {
            display: flex;
            flex-direction: column;
            gap: 8px;
            margin-bottom: 20px;
            flex: 1;
        }

        .price-features li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .price-features li .check {
            color: var(--accent-cyan);
            font-weight: 700;
            flex-shrink: 0;
        }

        .price-card .btn {
            width: 100%;
            justify-content: center;
        }

        /* Testimonials */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 18px;
        }

        .testimonial-card {
            padding: 20px;
            border-radius: var(--radius-md);
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            backdrop-filter: blur(18px);
            transition: var(--transition);
        }

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

        .testimonial-card .stars {
            color: #FFB800;
            font-size: 14px;
            letter-spacing: 2px;
            margin-bottom: 10px;
        }

        .testimonial-card p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .testimonial-card .author {
            font-size: 12px;
            color: var(--text-muted);
            font-weight: 600;
        }

        /* Stats / Reputation */
        .reputation-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 18px;
        }

        .reputation-item {
            text-align: center;
            padding: 28px 16px;
            border-radius: var(--radius-md);
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            backdrop-filter: blur(18px);
        }

        .reputation-item .rep-number {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }

        .reputation-item .rep-label {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* Brand Intro */
        .brand-intro-block {
            padding: 36px 32px;
            border-radius: var(--radius-xl);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
        }

        .brand-intro-block p {
            font-size: 15px;
            line-height: 2;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }

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

        .brand-intro-block p strong {
            color: var(--text-primary);
        }

        /* News List */
        .news-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 18px;
        }

        .news-item {
            display: flex;
            gap: 14px;
            padding: 14px;
            border-radius: var(--radius-md);
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            backdrop-filter: blur(18px);
            transition: var(--transition);
        }

        .news-item:hover {
            border-color: var(--glass-border-hover);
            box-shadow: var(--shadow-card-hover);
        }

        .news-thumb {
            width: 90px;
            height: 70px;
            object-fit: cover;
            border-radius: 10px;
            flex-shrink: 0;
        }

        .news-info {
            flex: 1;
            min-width: 0;
        }

        .news-info h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }

        .news-info p {
            font-size: 12px;
            color: var(--text-secondary);
            line-height: 1.6;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            margin-bottom: 6px;
        }

        .news-meta {
            font-size: 11px;
            color: var(--text-muted);
        }

        /* Schedule */
        .schedule-strip {
            display: flex;
            gap: 14px;
            overflow-x: auto;
            padding-bottom: 12px;
            scrollbar-width: thin;
            scrollbar-color: rgba(0, 212, 255, 0.3) transparent;
        }

        .schedule-strip::-webkit-scrollbar {
            height: 6px;
        }

        .schedule-strip::-webkit-scrollbar-track {
            background: transparent;
        }

        .schedule-strip::-webkit-scrollbar-thumb {
            background: rgba(0, 212, 255, 0.3);
            border-radius: 3px;
        }

        .schedule-item {
            min-width: 200px;
            padding: 16px 18px;
            border-radius: var(--radius-md);
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            backdrop-filter: blur(18px);
            flex-shrink: 0;
            transition: var(--transition);
        }

        .schedule-item:hover {
            border-color: var(--glass-border-hover);
            box-shadow: var(--shadow-card-hover);
        }

        .schedule-item .league {
            font-size: 11px;
            color: var(--text-muted);
            letter-spacing: 0.04em;
            margin-bottom: 6px;
            text-transform: uppercase;
        }

        .schedule-item .matchup {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .schedule-item .time {
            font-size: 12px;
            color: var(--accent-cyan);
        }

        /* Partner Logo Wall */
        .partner-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 16px;
        }

        .partner-logo {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            color: var(--text-muted);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.04em;
            text-align: center;
            min-height: 70px;
            transition: var(--transition);
            filter: grayscale(1);
        }

        .partner-logo:hover {
            filter: grayscale(0);
            border-color: rgba(0, 212, 255, 0.35);
            color: var(--accent-cyan);
            background: rgba(0, 212, 255, 0.05);
        }

        /* CTA Section */
        .cta-section {
            padding: 80px 0;
        }

        .cta-block {
            padding: 48px 40px;
            border-radius: var(--radius-xl);
            background: linear-gradient(135deg, rgba(10, 14, 36, 0.95) 0%, rgba(20, 35, 80, 0.85) 100%);
            border: 1px solid rgba(0, 212, 255, 0.25);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            text-align: center;
            box-shadow: 0 0 40px rgba(0, 212, 255, 0.1);
        }

        .cta-block h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .cta-block p {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 480px;
            margin: 0 auto 26px;
            line-height: 1.8;
        }

        .cta-block .btn {
            font-size: 16px;
            padding: 16px 36px;
        }

        /* Footer */
        .site-footer {
            background: rgba(3, 5, 12, 0.9);
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding: 40px 0 28px;
            font-size: 13px;
            color: var(--text-secondary);
        }

        .footer-top {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 24px;
        }

        .footer-brand {
            max-width: 260px;
        }

        .footer-brand .brand-name {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .footer-brand p {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
        }

        .footer-links-col h5 {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: 0.04em;
        }

        .footer-links-col a {
            display: block;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 6px;
            transition: var(--transition);
        }

        .footer-links-col a:hover {
            color: var(--accent-cyan);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding-top: 18px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px 20px;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: var(--text-muted);
        }

        .footer-bottom a {
            color: var(--text-muted);
            font-size: 12px;
        }

        .footer-bottom a:hover {
            color: var(--accent-cyan);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 36px;
            }
            .section {
                padding: 60px 0;
            }
            .section-title {
                font-size: 26px;
            }
            .demo-wrapper {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .news-list {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .header-cta {
                padding: 8px 14px;
                font-size: 12px;
            }
            .header-logo {
                font-size: 17px;
            }
            .header-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 14px;
            }
            .hero-section {
                min-height: auto;
                padding: calc(var(--header-height) + 30px) 0 50px;
            }
            .hero-title {
                font-size: 28px;
                line-height: 1.35;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .btn {
                padding: 12px 22px;
                font-size: 14px;
                width: 100%;
                justify-content: center;
            }
            .hero-countdown {
                flex-wrap: wrap;
                gap: 10px;
                justify-content: center;
            }
            .countdown-timer {
                font-size: 15px;
            }
            .section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .section-desc {
                font-size: 14px;
            }
            .kpi-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .kpi-number {
                font-size: 28px;
            }
            .service-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .scene-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .case-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .pricing-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .price-card.featured {
                transform: scale(1);
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .reputation-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .brand-intro-block {
                padding: 24px 20px;
            }
            .brand-intro-block p {
                font-size: 14px;
            }
            .cta-block {
                padding: 32px 20px;
            }
            .cta-block h2 {
                font-size: 22px;
            }
            .cta-block .btn {
                font-size: 15px;
                padding: 14px 28px;
            }
            .nav-panel {
                padding: 70px 20px 30px;
                gap: 16px;
            }
            .nav-main-list li a {
                font-size: 16px;
                padding: 12px 14px;
            }
            .nav-close-btn {
                top: 14px;
                right: 14px;
                width: 40px;
                height: 40px;
                font-size: 20px;
            }
            .footer-top {
                flex-direction: column;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
            .footer-legal {
                justify-content: center;
            }
            .schedule-item {
                min-width: 160px;
                padding: 12px 14px;
            }
            .partner-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .partner-logo {
                padding: 14px;
                font-size: 12px;
                min-height: 56px;
            }
            .news-thumb {
                width: 70px;
                height: 56px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .header-cta {
                display: none;
            }
            .hero-title {
                font-size: 24px;
            }
            .hero-subtitle {
                font-size: 14px;
            }
            .kpi-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .kpi-number {
                font-size: 24px;
            }
            .kpi-label {
                font-size: 11px;
            }
            .reputation-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .reputation-item .rep-number {
                font-size: 26px;
            }
            .partner-grid {
                grid-template-columns: 1fr 1fr;
            }
            .news-item {
                flex-direction: column;
            }
            .news-thumb {
                width: 100%;
                height: 120px;
            }
            .section-title {
                font-size: 20px;
            }
            .cta-block h2 {
                font-size: 20px;
            }
            .demo-point {
                flex-direction: column;
                gap: 8px;
            }
        }

/* roulang page: category2 */
:root {
            --primary-bg: #060912;
            --secondary-bg: #0A0E24;
            --accent-blue: #2F6BFF;
            --accent-cyan: #00D4FF;
            --accent-gradient: linear-gradient(135deg, #00D4FF 0%, #2F6BFF 100%);
            --text-primary: #F3F6FC;
            --text-secondary: #A7B4CC;
            --text-muted: #64748B;
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-border: rgba(255, 255, 255, 0.12);
            --glass-border-hover: rgba(0, 212, 255, 0.55);
            --glow-cyan: rgba(0, 212, 255, 0.35);
            --glow-cyan-strong: rgba(0, 212, 255, 0.65);
            --radius-sm: 12px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.08);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 0 24px rgba(0, 212, 255, 0.15);
            --header-height: 68px;
            --container-max: 1200px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-primary);
            background: var(--primary-bg);
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.01em;
        }
        body.nav-open {
            overflow: hidden;
            height: 100vh;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }
        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
        }
        a:hover {
            color: #fff;
            text-decoration: none;
        }
        button {
            font-family: var(--font-family);
            cursor: pointer;
            border: none;
            outline: none;
            background: none;
            transition: var(--transition);
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
            border-radius: 4px;
        }
        input,
        select {
            font-family: var(--font-family);
        }
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: rgba(6, 9, 18, 0.78);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            transition: background 0.3s, border-color 0.3s;
        }
        .site-header.scrolled {
            background: rgba(6, 9, 18, 0.93);
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: 16px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            user-select: none;
        }
        .header-logo .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--accent-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.5);
        }
        .header-logo .logo-text {
            background: linear-gradient(135deg, #FFFFFF 0%, #A7C8FF 60%, #00D4FF 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .hamburger-btn {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            background: rgba(255, 255, 255, 0.05);
            gap: 5px;
            transition: var(--transition);
            position: relative;
            z-index: 1101;
        }
        .hamburger-btn:hover {
            border-color: rgba(0, 212, 255, 0.5);
            background: rgba(0, 212, 255, 0.08);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.2);
        }
        .hamburger-btn span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: var(--transition);
        }
        .header-cta {
            padding: 10px 20px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            background: var(--accent-gradient);
            border: 1px solid rgba(0, 212, 255, 0.4);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.35);
            white-space: nowrap;
            transition: var(--transition);
            position: relative;
            z-index: 1101;
        }
        .header-cta:hover {
            box-shadow: 0 0 26px rgba(0, 212, 255, 0.65);
            background: linear-gradient(135deg, #0AE0FF 0%, #3E7BFF 100%);
            transform: translateY(-1px);
        }

        /* Fullscreen Drawer Nav */
        .nav-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(6, 9, 18, 0.82);
            backdrop-filter: blur(28px);
            -webkit-backdrop-filter: blur(28px);
            z-index: 1050;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, visibility 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .nav-overlay.active {
            opacity: 1;
            visibility: visible;
        }
        .nav-overlay-inner {
            width: 100%;
            max-width: 600px;
            padding: 80px 32px 40px;
            text-align: center;
            transform: translateY(20px);
            transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .nav-overlay.active .nav-overlay-inner {
            transform: translateY(0);
        }
        .nav-close-btn {
            position: fixed;
            top: 16px;
            right: 24px;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            background: rgba(255, 255, 255, 0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--text-primary);
            z-index: 1102;
            transition: var(--transition);
        }
        .nav-close-btn:hover {
            border-color: rgba(0, 212, 255, 0.5);
            background: rgba(0, 212, 255, 0.08);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.3);
        }
        .nav-menu-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
            margin-bottom: 32px;
        }
        .nav-menu-list li a {
            display: block;
            padding: 14px 20px;
            font-size: 22px;
            font-weight: 600;
            color: var(--text-primary);
            border-radius: 16px;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: var(--transition);
        }
        .nav-menu-list li a:hover,
        .nav-menu-list li a.active {
            background: rgba(0, 212, 255, 0.1);
            border-color: rgba(0, 212, 255, 0.4);
            color: var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.15);
        }
        .nav-sub-links {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .nav-sub-links li a {
            display: inline-block;
            padding: 8px 16px;
            font-size: 14px;
            color: var(--text-secondary);
            border-radius: 20px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            background: rgba(255, 255, 255, 0.04);
            transition: var(--transition);
        }
        .nav-sub-links li a:hover {
            color: var(--accent-cyan);
            border-color: rgba(0, 212, 255, 0.4);
            background: rgba(0, 212, 255, 0.08);
        }

        /* Breadcrumb */
        .breadcrumb-section {
            padding-top: calc(var(--header-height) + 32px);
            padding-bottom: 8px;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--accent-cyan);
        }
        .breadcrumb .separator {
            color: var(--text-muted);
            opacity: 0.6;
        }
        .breadcrumb .current {
            color: var(--accent-cyan);
            font-weight: 500;
        }

        /* Page Intro */
        .page-intro {
            padding: 24px 0 40px;
        }
        .page-intro h1 {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.03em;
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .page-intro .intro-text {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 800px;
            line-height: 1.85;
        }

        /* Main Sections Common */
        .section-block {
            padding: 56px 0;
        }
        .section-block.section-alt {
            background: rgba(255, 255, 255, 0.02);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-cyan);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 8px;
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: 0.02em;
            line-height: 1.4;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 760px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

        /* Filter Bar */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            padding: 20px 24px;
            border-radius: var(--radius-lg);
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            margin-bottom: 20px;
        }
        .filter-group {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
        }
        .filter-group .filter-label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            margin-right: 4px;
        }
        .filter-chip {
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            border: 1px solid rgba(255, 255, 255, 0.12);
            background: rgba(255, 255, 255, 0.04);
            transition: var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .filter-chip:hover {
            border-color: rgba(0, 212, 255, 0.4);
            color: var(--accent-cyan);
            background: rgba(0, 212, 255, 0.06);
        }
        .filter-chip.active {
            border-color: rgba(0, 212, 255, 0.55);
            color: #fff;
            background: rgba(0, 212, 255, 0.14);
            box-shadow: 0 0 12px rgba(0, 212, 255, 0.2);
        }
        .filter-select {
            padding: 8px 14px;
            border-radius: 10px;
            font-size: 13px;
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: var(--transition);
            cursor: pointer;
            appearance: none;
            -webkit-appearance: none;
            min-width: 120px;
        }
        .filter-select option {
            background: #0A0E24;
            color: var(--text-primary);
        }
        .filter-select:hover {
            border-color: rgba(0, 212, 255, 0.4);
        }

        /* Data List */
        .data-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .data-list-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            border-radius: var(--radius-md);
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            transition: var(--transition);
            flex-wrap: wrap;
        }
        .data-list-item:hover {
            border-color: var(--glass-border-hover);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .data-rank {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            flex-shrink: 0;
            color: var(--accent-cyan);
        }
        .data-rank.rank-top {
            background: rgba(0, 212, 255, 0.12);
            border-color: rgba(0, 212, 255, 0.4);
            color: #fff;
            box-shadow: 0 0 12px rgba(0, 212, 255, 0.25);
        }
        .data-thumb {
            width: 56px;
            height: 56px;
            border-radius: 12px;
            object-fit: cover;
            flex-shrink: 0;
            background: rgba(255, 255, 255, 0.05);
        }
        .data-info {
            flex: 1;
            min-width: 160px;
        }
        .data-name {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 2px;
            line-height: 1.4;
        }
        .data-meta {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .data-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .data-stats {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-shrink: 0;
        }
        .data-stat-primary {
            text-align: right;
        }
        .data-stat-value {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.2;
        }
        .data-stat-label {
            font-size: 12px;
            color: var(--text-muted);
        }
        .data-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 16px;
        }
        .data-trend.up {
            color: #00e676;
            background: rgba(0, 230, 118, 0.1);
            border: 1px solid rgba(0, 230, 118, 0.25);
        }
        .data-trend.down {
            color: #ff6b6b;
            background: rgba(255, 107, 107, 0.1);
            border: 1px solid rgba(255, 107, 107, 0.25);
        }
        .data-trend.steady {
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
        }

        /* Trend Cards */
        .trend-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 18px;
        }
        .trend-card {
            padding: 20px 22px;
            border-radius: var(--radius-lg);
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            transition: var(--transition);
        }
        .trend-card:hover {
            border-color: var(--glass-border-hover);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .trend-card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 14px;
        }
        .trend-card-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
        }
        .trend-card-badge {
            font-size: 11px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 12px;
            color: var(--accent-cyan);
            background: rgba(0, 212, 255, 0.1);
            border: 1px solid rgba(0, 212, 255, 0.2);
        }
        .trend-chart {
            display: flex;
            align-items: flex-end;
            gap: 6px;
            height: 100px;
            padding: 6px 0;
        }
        .trend-chart .bar {
            flex: 1;
            border-radius: 4px 4px 0 0;
            background: var(--accent-gradient);
            opacity: 0.75;
            transition: var(--transition);
            min-width: 8px;
            position: relative;
        }
        .trend-chart .bar:hover {
            opacity: 1;
            box-shadow: 0 0 12px rgba(0, 212, 255, 0.5);
        }
        .trend-chart .bar.pulse {
            background: linear-gradient(180deg, #00D4FF 0%, #2F6BFF 100%);
            opacity: 0.95;
        }

        /* Data Note */
        .data-note-card {
            padding: 24px 28px;
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: flex-start;
            gap: 14px;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .data-note-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(0, 212, 255, 0.1);
            border: 1px solid rgba(0, 212, 255, 0.25);
            flex-shrink: 0;
            font-size: 16px;
            color: var(--accent-cyan);
        }
        .data-note-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* Subscribe CTA */
        .subscribe-cta {
            padding: 40px 32px;
            border-radius: var(--radius-xl);
            background: linear-gradient(135deg, rgba(0, 212, 255, 0.06) 0%, rgba(47, 107, 255, 0.08) 50%, rgba(0, 0, 0, 0.3) 100%);
            border: 1px solid rgba(0, 212, 255, 0.18);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            text-align: center;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.08);
        }
        .subscribe-cta h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }
        .subscribe-cta p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 22px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.8;
        }
        .subscribe-form {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            max-width: 520px;
            margin: 0 auto;
        }
        .subscribe-form input[type="email"] {
            flex: 1;
            min-width: 220px;
            padding: 12px 18px;
            border-radius: 12px;
            font-size: 14px;
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.14);
            transition: var(--transition);
        }
        .subscribe-form input[type="email"]::placeholder {
            color: var(--text-muted);
        }
        .subscribe-form input[type="email"]:focus {
            border-color: rgba(0, 212, 255, 0.6);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.25);
            outline: none;
        }
        .subscribe-btn {
            padding: 12px 28px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            background: var(--accent-gradient);
            border: 1px solid rgba(0, 212, 255, 0.4);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.35);
            transition: var(--transition);
            white-space: nowrap;
        }
        .subscribe-btn:hover {
            box-shadow: 0 0 26px rgba(0, 212, 255, 0.65);
            background: linear-gradient(135deg, #0AE0FF 0%, #3E7BFF 100%);
            transform: translateY(-1px);
        }

        /* Related Recommendation */
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 16px;
        }
        .related-card {
            padding: 18px;
            border-radius: var(--radius-md);
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .related-card:hover {
            border-color: var(--glass-border-hover);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .related-card .related-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-cyan);
            background: rgba(0, 212, 255, 0.08);
            padding: 3px 10px;
            border-radius: 12px;
            display: inline-block;
            width: fit-content;
            border: 1px solid rgba(0, 212, 255, 0.18);
        }
        .related-card .related-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.5;
        }
        .related-card .related-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
        }

        /* Footer */
        .site-footer {
            background: rgba(6, 9, 18, 0.9);
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding: 48px 0 28px;
            margin-top: 48px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand .brand-name {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 420px;
        }
        .footer-links {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .footer-links-col h5 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .footer-links-col a {
            display: block;
            font-size: 13px;
            color: var(--text-secondary);
            padding: 4px 0;
            transition: var(--transition);
        }
        .footer-links-col a:hover {
            color: var(--accent-cyan);
        }
        .footer-bottom {
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .footer-legal {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }
        .footer-legal span {
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-muted);
            font-size: 13px;
        }
        .footer-bottom a:hover {
            color: var(--accent-cyan);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .container {
                padding: 0 20px;
            }
            .page-intro h1 {
                font-size: 30px;
            }
            .section-title {
                font-size: 22px;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .data-stats {
                gap: 12px;
            }
            .data-stat-value {
                font-size: 18px;
            }
        }
        @media (max-width: 768px) {
            .header-logo .logo-text {
                font-size: 17px;
            }
            .header-cta {
                padding: 8px 14px;
                font-size: 12px;
            }
            .hamburger-btn {
                width: 40px;
                height: 40px;
            }
            .page-intro {
                padding: 16px 0 28px;
            }
            .page-intro h1 {
                font-size: 26px;
            }
            .section-block {
                padding: 36px 0;
            }
            .section-title {
                font-size: 19px;
            }
            .data-list-item {
                padding: 14px 16px;
                gap: 12px;
            }
            .data-rank {
                width: 36px;
                height: 36px;
                font-size: 15px;
                border-radius: 10px;
            }
            .data-thumb {
                width: 44px;
                height: 44px;
                border-radius: 10px;
            }
            .data-name {
                font-size: 14px;
            }
            .data-stats {
                width: 100%;
                justify-content: space-between;
                gap: 8px;
                padding-top: 6px;
                border-top: 1px solid rgba(255, 255, 255, 0.06);
            }
            .data-stat-value {
                font-size: 17px;
            }
            .filter-bar {
                padding: 14px 16px;
                gap: 10px;
            }
            .filter-chip {
                padding: 6px 12px;
                font-size: 12px;
            }
            .trend-grid {
                grid-template-columns: 1fr;
            }
            .subscribe-cta {
                padding: 28px 20px;
            }
            .subscribe-cta h2 {
                font-size: 20px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-btn {
                width: 100%;
            }
            .footer-links {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .nav-menu-list li a {
                font-size: 18px;
                padding: 12px 16px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .header-logo {
                gap: 6px;
            }
            .header-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 13px;
                border-radius: 6px;
            }
            .header-logo .logo-text {
                font-size: 15px;
            }
            .header-cta {
                padding: 7px 10px;
                font-size: 11px;
            }
            .page-intro h1 {
                font-size: 22px;
            }
            .breadcrumb {
                font-size: 12px;
            }
            .data-rank {
                width: 32px;
                height: 32px;
                font-size: 13px;
            }
            .data-thumb {
                width: 38px;
                height: 38px;
            }
            .data-name {
                font-size: 13px;
            }
            .data-meta {
                font-size: 11px;
                gap: 4px;
            }
            .trend-card {
                padding: 16px;
            }
            .filter-select {
                min-width: 100px;
                font-size: 12px;
                padding: 7px 10px;
            }
        }

/* roulang page: category1 */
:root {
            --primary-bg: #060912;
            --secondary-bg: #0A0E24;
            --accent-blue: #2F6BFF;
            --accent-cyan: #00D4FF;
            --accent-gradient: linear-gradient(135deg, #00D4FF 0%, #2F6BFF 100%);
            --text-primary: #F3F6FC;
            --text-secondary: #A7B4CC;
            --text-muted: #64748B;
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-border: rgba(255, 255, 255, 0.12);
            --glass-border-hover: rgba(0, 212, 255, 0.55);
            --glow-cyan: rgba(0, 212, 255, 0.35);
            --glow-cyan-strong: rgba(0, 212, 255, 0.65);
            --radius-sm: 12px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.08);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 0 24px rgba(0, 212, 255, 0.15);
            --header-height: 68px;
            --container-max: 1200px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-primary);
            background: var(--primary-bg);
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.01em;
        }

        body.nav-open {
            overflow: hidden;
            height: 100vh;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
        }

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: var(--font-family);
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== Header ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: rgba(6, 9, 18, 0.78);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            transition: background 0.3s, border-color 0.3s;
        }

        .site-header.scrolled {
            background: rgba(6, 9, 18, 0.93);
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: 16px;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            user-select: none;
        }

        .header-logo .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--accent-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.5);
        }

        .header-logo .logo-text {
            background: linear-gradient(135deg, #FFFFFF 0%, #A7C8FF 60%, #00D4FF 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .hamburger-btn {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            background: rgba(255, 255, 255, 0.05);
            gap: 5px;
            transition: var(--transition);
            position: relative;
            z-index: 1101;
        }

        .hamburger-btn:hover {
            border-color: rgba(0, 212, 255, 0.5);
            background: rgba(0, 212, 255, 0.08);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.2);
        }

        .hamburger-btn span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: var(--transition);
        }

        .header-cta {
            padding: 10px 20px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            border: 1px solid var(--accent-cyan);
            background: rgba(0, 212, 255, 0.08);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.35);
            white-space: nowrap;
            transition: var(--transition);
        }

        .header-cta:hover {
            background: rgba(0, 212, 255, 0.18);
            box-shadow: 0 0 26px rgba(0, 212, 255, 0.65);
            color: #fff;
            border-color: var(--accent-cyan);
        }

        /* ========== Fullscreen Overlay Nav ========== */
        .nav-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(6, 9, 18, 0.9);
            backdrop-filter: blur(28px);
            -webkit-backdrop-filter: blur(28px);
            z-index: 1050;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.35s ease, visibility 0.35s ease;
        }

        .nav-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .nav-overlay-inner {
            width: 100%;
            max-width: 600px;
            text-align: center;
            padding: 40px 24px;
        }

        .nav-overlay-close {
            position: absolute;
            top: 20px;
            right: 24px;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-primary);
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            z-index: 1102;
        }

        .nav-overlay-close:hover {
            border-color: rgba(0, 212, 255, 0.5);
            background: rgba(0, 212, 255, 0.08);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.2);
            color: #fff;
        }

        .nav-overlay-brand {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 32px;
            background: linear-gradient(135deg, #FFFFFF 0%, #A7C8FF 60%, #00D4FF 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .nav-overlay-menu {
            list-style: none;
            padding: 0;
            margin: 0 0 32px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .nav-overlay-menu li a {
            display: block;
            padding: 14px 24px;
            font-size: 18px;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }

        .nav-overlay-menu li a:hover,
        .nav-overlay-menu li a.active {
            color: #fff;
            background: rgba(0, 212, 255, 0.1);
            border: 1px solid rgba(0, 212, 255, 0.3);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.15);
        }

        .nav-overlay-menu li a.active {
            border-color: var(--accent-cyan);
            background: rgba(0, 212, 255, 0.15);
            box-shadow: 0 0 24px rgba(0, 212, 255, 0.25);
        }

        .nav-overlay-secondary {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .nav-overlay-secondary a {
            padding: 8px 18px;
            font-size: 14px;
            color: var(--text-secondary);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 999px;
            transition: var(--transition);
        }

        .nav-overlay-secondary a:hover {
            color: #fff;
            border-color: rgba(0, 212, 255, 0.5);
            background: rgba(0, 212, 255, 0.08);
        }

        /* ========== Breadcrumb & Category Header ========== */
        .category-breadcrumb {
            padding-top: calc(var(--header-height) + 24px);
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 8px;
        }

        .category-breadcrumb a {
            color: var(--text-secondary);
        }

        .category-breadcrumb a:hover {
            color: var(--accent-cyan);
        }

        .category-breadcrumb .separator {
            margin: 0 8px;
            color: #3a4a63;
        }

        .category-breadcrumb .current {
            color: var(--text-secondary);
        }

        .category-header {
            padding-bottom: 16px;
            margin-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .category-header h1 {
            font-size: 34px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-primary);
            letter-spacing: -0.01em;
        }

        .category-header .category-sub {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 800px;
        }

        /* ========== Filter Chips ========== */
        .filter-section {
            padding: 24px 0 16px;
        }

        .filter-section h2,
        .section-title {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text-primary);
        }

        .filter-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .filter-chip {
            padding: 9px 20px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border: 1px solid rgba(255, 255, 255, 0.12);
            background: rgba(255, 255, 255, 0.04);
            transition: var(--transition);
            white-space: nowrap;
        }

        .filter-chip:hover {
            border-color: rgba(0, 212, 255, 0.5);
            color: #fff;
            background: rgba(0, 212, 255, 0.08);
            box-shadow: 0 0 14px rgba(0, 212, 255, 0.2);
        }

        .filter-chip.active {
            border-color: var(--accent-cyan);
            color: #fff;
            background: rgba(0, 212, 255, 0.15);
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.3);
            font-weight: 600;
        }

        /* ========== News List ========== */
        .news-list-section {
            padding: 24px 0 40px;
        }

        .news-list-section .section-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--text-primary);
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-card {
            display: flex;
            gap: 20px;
            padding: 18px;
            border-radius: var(--radius-lg);
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            align-items: stretch;
            text-decoration: none;
            color: var(--text-primary);
        }

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

        .news-card-thumb {
            flex: 0 0 200px;
            max-width: 200px;
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: rgba(255, 255, 255, 0.04);
        }

        .news-card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-md);
            transition: var(--transition);
        }

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

        .news-card-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            min-width: 0;
        }

        .news-card-title {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-primary);
            line-height: 1.4;
        }

        .news-card-excerpt {
            font-size: 14px;
            line-height: 1.85;
            color: var(--text-secondary);
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card-meta {
            margin-top: auto;
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .news-card-date {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .news-card-tag {
            display: inline-block;
            padding: 3px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 500;
            color: var(--accent-cyan);
            border: 1px solid rgba(0, 212, 255, 0.25);
            background: rgba(0, 212, 255, 0.06);
        }

        /* ========== View More ========== */
        .view-more-section {
            text-align: center;
            padding: 8px 0 32px;
        }

        .btn-view-more {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 30px;
            border-radius: 14px;
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.18);
            background: rgba(255, 255, 255, 0.05);
            transition: var(--transition);
        }

        .btn-view-more:hover {
            border-color: rgba(0, 212, 255, 0.6);
            background: rgba(0, 212, 255, 0.08);
            box-shadow: 0 0 20px rgba(0, 212, 255, 0.25);
            color: #fff;
            transform: translateY(-2px);
        }

        /* ========== Tag Cloud ========== */
        .tag-cloud-section {
            padding: 32px 0;
        }

        .tag-cloud-section .section-title {
            font-size: 20px;
            margin-bottom: 16px;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .cloud-tag {
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 13px;
            color: var(--text-secondary);
            border: 1px solid rgba(255, 255, 255, 0.1);
            background: rgba(255, 255, 255, 0.03);
            transition: var(--transition);
            display: inline-block;
        }

        .cloud-tag:hover {
            border-color: rgba(0, 212, 255, 0.4);
            color: #fff;
            background: rgba(0, 212, 255, 0.06);
            box-shadow: 0 0 12px rgba(0, 212, 255, 0.15);
        }

        /* ========== Subscribe CTA ========== */
        .subscribe-section {
            padding: 40px 0;
        }

        .subscribe-box {
            padding: 32px 28px;
            border-radius: var(--radius-xl);
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            box-shadow: var(--shadow-card);
            text-align: center;
        }

        .subscribe-box .section-title {
            font-size: 22px;
            margin-bottom: 12px;
        }

        .subscribe-box p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 24px;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.8;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .subscribe-form input[type="email"] {
            flex: 1;
            min-width: 200px;
            padding: 13px 20px;
            border-radius: 12px;
            font-size: 14px;
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: var(--transition);
            outline: none;
        }

        .subscribe-form input[type="email"]::placeholder {
            color: var(--text-muted);
        }

        .subscribe-form input[type="email"]:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.3);
            background: rgba(0, 212, 255, 0.04);
        }

        .btn-subscribe {
            padding: 13px 28px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            border: 1px solid var(--accent-cyan);
            background: rgba(0, 212, 255, 0.1);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.35);
            transition: var(--transition);
            white-space: nowrap;
        }

        .btn-subscribe:hover {
            background: rgba(0, 212, 255, 0.2);
            box-shadow: 0 0 26px rgba(0, 212, 255, 0.65);
            color: #fff;
        }

        /* ========== Related Recommendations ========== */
        .related-section {
            padding: 32px 0 56px;
        }

        .related-section .section-title {
            font-size: 20px;
            margin-bottom: 20px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            gap: 18px;
        }

        .related-card {
            display: flex;
            flex-direction: column;
            border-radius: var(--radius-lg);
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            overflow: hidden;
            text-decoration: none;
            color: var(--text-primary);
        }

        .related-card:hover {
            border-color: var(--glass-border-hover);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            color: var(--text-primary);
        }

        .related-card-thumb {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
            background: rgba(255, 255, 255, 0.04);
        }

        .related-card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: var(--transition);
        }

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

        .related-card-body {
            padding: 16px 18px 18px;
        }

        .related-card-title {
            font-size: 15px;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

        .related-card-meta {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #04070e;
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding: 48px 0 28px;
            margin-top: 24px;
        }

        .site-footer .container {
            max-width: var(--container-max);
        }

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

        .footer-brand .brand-name {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-primary);
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 400px;
            margin-bottom: 0;
        }

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

        .footer-links-col h5 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .footer-links-col a {
            display: block;
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 8px;
            transition: var(--transition);
        }

        .footer-links-col a:hover {
            color: var(--accent-cyan);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 13px;
            color: var(--text-muted);
        }

        .footer-legal {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
            align-items: center;
        }

        .footer-bottom a {
            color: var(--text-secondary);
            font-size: 13px;
        }

        .footer-bottom a:hover {
            color: var(--accent-cyan);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1023px) {
            .news-card-thumb {
                flex: 0 0 160px;
                max-width: 160px;
            }
        }

        @media (max-width: 767px) {
            .category-header h1 {
                font-size: 28px;
            }
            .news-card {
                flex-direction: column;
                gap: 12px;
                padding: 14px;
            }
            .news-card-thumb {
                flex: 0 0 auto;
                max-width: 100%;
                aspect-ratio: 16 / 9;
            }
            .news-card-title {
                font-size: 16px;
            }
            .news-card-excerpt {
                font-size: 13px;
                -webkit-line-clamp: 3;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-links {
                grid-template-columns: 1fr 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .footer-legal {
                flex-direction: column;
                gap: 8px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form input[type="email"] {
                min-width: 100%;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .header-cta {
                padding: 9px 16px;
                font-size: 13px;
            }
            .nav-overlay-menu li a {
                font-size: 16px;
                padding: 12px 18px;
            }
            .filter-chips {
                gap: 8px;
            }
            .filter-chip {
                padding: 7px 16px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .category-breadcrumb {
                font-size: 13px;
            }
            .category-header h1 {
                font-size: 25px;
            }
            .section-title,
            .news-list-section .section-title {
                font-size: 20px;
            }
            .filter-chip {
                padding: 6px 14px;
                font-size: 12px;
            }
            .header-logo .logo-text {
                font-size: 18px;
            }
            .header-cta {
                padding: 8px 13px;
                font-size: 12px;
            }
        }

/* roulang page: category4 */
:root {
            --primary-bg: #060912;
            --secondary-bg: #0A0E24;
            --accent-blue: #2F6BFF;
            --accent-cyan: #00D4FF;
            --accent-gradient: linear-gradient(135deg, #00D4FF 0%, #2F6BFF 100%);
            --text-primary: #F3F6FC;
            --text-secondary: #A7B4CC;
            --text-muted: #64748B;
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-border: rgba(255, 255, 255, 0.12);
            --glass-border-hover: rgba(0, 212, 255, 0.55);
            --glow-cyan: rgba(0, 212, 255, 0.35);
            --glow-cyan-strong: rgba(0, 212, 255, 0.65);
            --radius-sm: 12px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.08);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 0 24px rgba(0, 212, 255, 0.15);
            --header-height: 68px;
            --container-max: 1200px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-primary);
            background: var(--primary-bg);
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.01em;
        }
        body.nav-open {
            overflow: hidden;
            height: 100vh;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }
        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
        }
        a:hover {
            color: #fff;
            text-decoration: none;
        }
        button {
            font-family: var(--font-family);
            cursor: pointer;
            border: none;
            outline: none;
            background: none;
            transition: var(--transition);
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
            border-radius: 4px;
        }
        input {
            font-family: var(--font-family);
        }
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: rgba(6, 9, 18, 0.78);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            transition: background 0.3s, border-color 0.3s;
        }
        .site-header.scrolled {
            background: rgba(6, 9, 18, 0.93);
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: 16px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            user-select: none;
        }
        .header-logo .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--accent-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.5);
        }
        .header-logo .logo-text {
            background: linear-gradient(135deg, #FFFFFF 0%, #A7C8FF 60%, #00D4FF 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .hamburger-btn {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            background: rgba(255, 255, 255, 0.05);
            gap: 5px;
            transition: var(--transition);
            position: relative;
            z-index: 1101;
        }
        .hamburger-btn:hover {
            border-color: rgba(0, 212, 255, 0.5);
            background: rgba(0, 212, 255, 0.08);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.2);
        }
        .hamburger-btn span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: var(--transition);
        }
        .header-cta {
            padding: 10px 20px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            background: var(--accent-gradient);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.35);
            border: 1px solid rgba(0, 212, 255, 0.3);
            white-space: nowrap;
            transition: var(--transition);
        }
        .header-cta:hover {
            box-shadow: 0 0 26px rgba(0, 212, 255, 0.65);
            background: linear-gradient(135deg, #33D9FF 0%, #3D7BFF 100%);
            transform: translateY(-1px);
            color: #fff;
        }
        .nav-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(6, 9, 18, 0.88);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            z-index: 1090;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.35s ease, visibility 0.35s ease;
        }
        .nav-overlay.open {
            opacity: 1;
            visibility: visible;
        }
        .nav-panel {
            width: 100%;
            max-width: 720px;
            padding: 48px 24px;
            text-align: center;
        }
        .nav-panel .nav-menu {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
            margin: 24px 0 32px;
        }
        .nav-panel .nav-menu li a {
            display: block;
            padding: 14px 20px;
            font-size: 24px;
            font-weight: 600;
            color: var(--text-primary);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }
        .nav-panel .nav-menu li a:hover,
        .nav-panel .nav-menu li a.active {
            background: rgba(0, 212, 255, 0.08);
            color: var(--accent-cyan);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.12);
        }
        .nav-panel .nav-sub {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-top: 12px;
        }
        .nav-panel .nav-sub li a {
            display: inline-block;
            padding: 8px 18px;
            font-size: 13px;
            color: var(--text-secondary);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 999px;
            transition: var(--transition);
        }
        .nav-panel .nav-sub li a:hover {
            border-color: rgba(0, 212, 255, 0.5);
            color: var(--accent-cyan);
        }
        .nav-close {
            position: fixed;
            top: 20px;
            right: 24px;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            background: rgba(255, 255, 255, 0.05);
            font-size: 22px;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1102;
            transition: var(--transition);
        }
        .nav-close:hover {
            border-color: rgba(0, 212, 255, 0.5);
            background: rgba(0, 212, 255, 0.08);
            color: var(--accent-cyan);
        }
        .page-main {
            padding-top: var(--header-height);
        }
        .breadcrumb-bar {
            padding: 28px 0 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb li + li::before {
            content: '/';
            color: var(--text-muted);
            font-size: 13px;
        }
        .breadcrumb a {
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--accent-cyan);
        }
        .breadcrumb .current {
            color: var(--text-primary);
            font-weight: 500;
        }
        .category-header {
            padding: 36px 0 28px;
        }
        .category-header h1 {
            font-size: clamp(30px, 4vw, 40px);
            font-weight: 700;
            letter-spacing: 0.02em;
            margin-bottom: 12px;
            color: var(--text-primary);
            line-height: 1.3;
        }
        .category-header .category-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 820px;
            line-height: 1.9;
        }
        .filter-tag-bar {
            padding: 16px 0 28px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }
        .filter-tag {
            padding: 8px 20px;
            font-size: 13px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-secondary);
            transition: var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .filter-tag:hover {
            border-color: rgba(0, 212, 255, 0.4);
            color: var(--accent-cyan);
            background: rgba(0, 212, 255, 0.06);
        }
        .filter-tag.active {
            background: var(--accent-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.35);
        }
        .players-section {
            padding: 20px 0 60px;
        }
        .players-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .player-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            position: relative;
        }
        .player-card:hover {
            transform: translateY(-5px);
            border-color: var(--glass-border-hover);
            box-shadow: var(--shadow-card-hover);
        }
        .player-card .player-media {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }
        .player-card .player-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.5s ease;
        }
        .player-card:hover .player-media img {
            transform: scale(1.05);
        }
        .player-card .player-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 5px 12px;
            font-size: 11px;
            font-weight: 600;
            border-radius: 999px;
            background: rgba(6, 9, 18, 0.72);
            border: 1px solid rgba(0, 212, 255, 0.3);
            color: var(--accent-cyan);
            backdrop-filter: blur(10px);
            z-index: 2;
        }
        .player-card .player-body {
            padding: 18px 18px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .player-card .player-name {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .player-card .player-team {
            font-size: 13px;
            color: var(--accent-cyan);
            margin-bottom: 10px;
            font-weight: 500;
        }
        .player-card .player-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 16px;
            font-size: 12px;
            color: var(--text-secondary);
            margin-top: auto;
            padding-top: 10px;
            border-top: 1px solid rgba(255, 255, 255, 0.07);
        }
        .player-card .player-stats span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .player-card .player-link {
            position: absolute;
            inset: 0;
            z-index: 3;
            border-radius: inherit;
        }
        .honor-section {
            padding: 50px 0 60px;
        }
        .honor-section .section-title {
            font-size: clamp(22px, 3vw, 28px);
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-primary);
            line-height: 1.4;
        }
        .honor-section .section-sub {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 28px;
        }
        .honor-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .honor-item {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-md);
            padding: 20px 16px;
            text-align: center;
            transition: var(--transition);
        }
        .honor-item:hover {
            border-color: var(--glass-border-hover);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .honor-item .honor-rank {
            font-size: 32px;
            font-weight: 700;
            background: var(--accent-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.3;
        }
        .honor-item .honor-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin: 6px 0 4px;
        }
        .honor-item .honor-desc {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .related-section {
            padding: 50px 0 60px;
        }
        .related-section .section-title {
            font-size: clamp(20px, 2.8vw, 26px);
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-primary);
            line-height: 1.4;
        }
        .related-section .section-sub {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .related-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            transform: translateY(-3px);
            border-color: var(--glass-border-hover);
            box-shadow: var(--shadow-card-hover);
        }
        .related-card .related-media {
            aspect-ratio: 16/9;
            overflow: hidden;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }
        .related-card .related-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.5s ease;
        }
        .related-card:hover .related-media img {
            transform: scale(1.04);
        }
        .related-card .related-body {
            padding: 14px 16px 16px;
        }
        .related-card .related-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }
        .related-card .related-meta {
            font-size: 12px;
            color: var(--text-muted);
        }
        .cta-section {
            padding: 50px 0 80px;
        }
        .cta-card {
            background: linear-gradient(160deg, rgba(0, 212, 255, 0.07) 0%, rgba(47, 107, 255, 0.12) 100%), rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(0, 212, 255, 0.22);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            box-shadow: 0 8px 48px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.08);
            position: relative;
            overflow: hidden;
        }
        .cta-card::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at center, rgba(0, 212, 255, 0.08) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-card h2 {
            font-size: clamp(22px, 3vw, 30px);
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text-primary);
            position: relative;
            z-index: 1;
        }
        .cta-card p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 24px;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
            position: relative;
            z-index: 1;
        }
        .btn-primary-glow {
            display: inline-block;
            padding: 13px 32px;
            border-radius: 14px;
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            background: var(--accent-gradient);
            border: 1px solid rgba(0, 212, 255, 0.3);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.35);
            transition: var(--transition);
            position: relative;
            z-index: 1;
            white-space: nowrap;
        }
        .btn-primary-glow:hover {
            box-shadow: 0 0 32px rgba(0, 212, 255, 0.7);
            transform: translateY(-2px);
            color: #fff;
        }
        .site-footer {
            background: var(--secondary-bg);
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding: 48px 0 28px;
            margin-top: 0;
        }
        .footer-top {
            display: flex;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }
        .footer-brand {
            max-width: 340px;
        }
        .footer-brand .brand-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.8;
        }
        .footer-links {
            display: flex;
            gap: 56px;
            flex-wrap: wrap;
        }
        .footer-links-col h5 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .footer-links-col a {
            display: block;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 8px;
            transition: var(--transition);
        }
        .footer-links-col a:hover {
            color: var(--accent-cyan);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-legal {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            font-size: 12px;
            color: var(--text-muted);
        }
        .footer-bottom a {
            font-size: 12px;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--accent-cyan);
        }
        @media (max-width: 1024px) {
            .players-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .honor-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .header-cta {
                padding: 8px 14px;
                font-size: 12px;
            }
            .players-grid {
                grid-template-columns: 1fr;
            }
            .honor-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .category-header h1 {
                font-size: 26px;
            }
            .cta-card {
                padding: 32px 20px;
            }
            .footer-top {
                flex-direction: column;
                gap: 24px;
            }
            .footer-links {
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .nav-panel .nav-menu li a {
                font-size: 20px;
                padding: 10px 16px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .honor-list {
                grid-template-columns: 1fr;
            }
            .filter-tag {
                padding: 7px 14px;
                font-size: 12px;
            }
            .player-card .player-name {
                font-size: 16px;
            }
            .header-cta {
                display: none;
            }
        }

/* roulang page: category3 */
:root {
            --primary-bg: #060912;
            --secondary-bg: #0A0E24;
            --accent-blue: #2F6BFF;
            --accent-cyan: #00D4FF;
            --accent-gradient: linear-gradient(135deg, #00D4FF 0%, #2F6BFF 100%);
            --text-primary: #F3F6FC;
            --text-secondary: #A7B4CC;
            --text-muted: #64748B;
            --glass-bg: rgba(255, 255, 255, 0.06);
            --glass-border: rgba(255, 255, 255, 0.12);
            --glass-border-hover: rgba(0, 212, 255, 0.55);
            --glow-cyan: rgba(0, 212, 255, 0.35);
            --glow-cyan-strong: rgba(0, 212, 255, 0.65);
            --radius-sm: 12px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.08);
            --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 0 24px rgba(0, 212, 255, 0.15);
            --header-height: 68px;
            --container-max: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-primary);
            background: var(--primary-bg);
            min-height: 100vh;
            overflow-x: hidden;
            letter-spacing: 0.01em;
        }

        body.nav-open {
            overflow: hidden;
            height: 100vh;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
        }

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: var(--font-family);
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: rgba(6, 9, 18, 0.78);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            transition: background 0.3s, border-color 0.3s;
        }

        .site-header.scrolled {
            background: rgba(6, 9, 18, 0.93);
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: 16px;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            user-select: none;
        }

        .header-logo .logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: var(--accent-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.5);
        }

        .header-logo .logo-text {
            background: linear-gradient(135deg, #FFFFFF 0%, #A7C8FF 60%, #00D4FF 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .header-right {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .hamburger-btn {
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            background: rgba(255, 255, 255, 0.05);
            gap: 5px;
            transition: var(--transition);
            position: relative;
            z-index: 1101;
        }

        .hamburger-btn:hover {
            border-color: rgba(0, 212, 255, 0.5);
            background: rgba(0, 212, 255, 0.08);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.2);
        }

        .hamburger-btn span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: var(--transition);
        }

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

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

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

        .header-cta {
            padding: 10px 20px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            background: var(--accent-gradient);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.35);
            border: 1px solid rgba(0, 212, 255, 0.4);
            white-space: nowrap;
            transition: var(--transition);
        }

        .header-cta:hover {
            box-shadow: 0 0 26px rgba(0, 212, 255, 0.65);
            background: linear-gradient(135deg, #00D4FF 0%, #3E7BFF 100%);
            color: #fff;
            border-color: rgba(0, 212, 255, 0.7);
        }

        .nav-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 1099;
            background: rgba(6, 9, 18, 0.7);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.35s;
        }

        .nav-overlay.show {
            opacity: 1;
            visibility: visible;
        }

        .drawer-panel {
            position: fixed;
            top: 0;
            right: -100%;
            width: 420px;
            max-width: 92vw;
            height: 100vh;
            z-index: 1100;
            background: rgba(10, 14, 36, 0.97);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            border-left: 1px solid rgba(255, 255, 255, 0.1);
            transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            padding: 24px 32px;
            display: flex;
            flex-direction: column;
            overflow-y: auto;
        }

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

        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
            padding-bottom: 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .drawer-brand {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .drawer-brand .logo-icon {
            width: 28px;
            height: 28px;
            border-radius: 6px;
            background: var(--accent-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
        }

        .drawer-close {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, 0.14);
            background: rgba(255, 255, 255, 0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--text-primary);
            transition: var(--transition);
        }

        .drawer-close:hover {
            border-color: rgba(0, 212, 255, 0.5);
            background: rgba(0, 212, 255, 0.08);
            color: var(--accent-cyan);
        }

        .drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 6px;
            flex: 1;
        }

        .drawer-nav a {
            padding: 14px 18px;
            border-radius: 12px;
            font-size: 17px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: space-between;
            border: 1px solid transparent;
        }

        .drawer-nav a span.arrow {
            font-size: 13px;
            opacity: 0;
            transform: translateX(-6px);
            transition: var(--transition);
        }

        .drawer-nav a:hover,
        .drawer-nav a.active {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.08);
        }

        .drawer-nav a:hover span.arrow,
        .drawer-nav a.active span.arrow {
            opacity: 1;
            transform: translateX(0);
            color: var(--accent-cyan);
        }

        .drawer-nav a.active {
            border-left: 3px solid var(--accent-cyan);
            background: rgba(0, 212, 255, 0.07);
        }

        .drawer-secondary {
            margin-top: 24px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .drawer-secondary h6 {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 12px;
        }

        .drawer-secondary-links {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .drawer-secondary-links a {
            padding: 8px 14px;
            border-radius: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
        }

        .drawer-secondary-links a:hover {
            color: var(--accent-cyan);
            border-color: rgba(0, 212, 255, 0.4);
            background: rgba(0, 212, 255, 0.07);
        }

        .drawer-footer {
            margin-top: 24px;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 12px;
            color: var(--text-muted);
        }

        .page-main {
            padding-top: var(--header-height);
            min-height: 100vh;
        }

        .breadcrumb-section {
            padding: 32px 0 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            background: rgba(10, 14, 36, 0.3);
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }

        .breadcrumb-nav a {
            color: var(--text-secondary);
            transition: var(--transition);
        }

        .breadcrumb-nav a:hover {
            color: var(--accent-cyan);
        }

        .breadcrumb-nav .separator {
            color: var(--text-muted);
            font-size: 12px;
        }

        .breadcrumb-nav .current {
            color: var(--accent-cyan);
            font-weight: 500;
        }

        .page-intro {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 30px;
            flex-wrap: wrap;
        }

        .page-intro h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-primary);
            letter-spacing: 0.01em;
            background: linear-gradient(135deg, #FFFFFF 0%, #A7C8FF 50%, #00D4FF 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .page-intro .intro-text {
            max-width: 560px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
        }

        .filter-section {
            padding: 28px 0 12px;
        }

        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        .filter-tag {
            padding: 9px 20px;
            border-radius: 24px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: var(--transition);
            white-space: nowrap;
        }

        .filter-tag:hover,
        .filter-tag.active {
            color: #fff;
            background: rgba(0, 212, 255, 0.12);
            border-color: rgba(0, 212, 255, 0.5);
            box-shadow: 0 0 14px rgba(0, 212, 255, 0.2);
        }

        .videos-section {
            padding: 32px 0 50px;
        }

        .videos-section h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 24px;
            letter-spacing: 0.02em;
        }

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

        .video-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }

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

        .video-thumb {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
            background: rgba(255, 255, 255, 0.03);
        }

        .video-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.5s ease;
        }

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

        .video-thumb::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(6, 9, 18, 0.6) 100%);
            pointer-events: none;
        }

        .video-duration {
            position: absolute;
            bottom: 10px;
            right: 12px;
            z-index: 2;
            padding: 4px 10px;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 600;
            color: #fff;
            background: rgba(6, 9, 18, 0.8);
            border: 1px solid rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            letter-spacing: 0.03em;
        }

        .video-play-icon {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            z-index: 2;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: rgba(0, 212, 255, 0.2);
            border: 2px solid rgba(255, 255, 255, 0.7);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            transition: var(--transition);
        }

        .video-card:hover .video-play-icon {
            background: rgba(0, 212, 255, 0.35);
            box-shadow: 0 0 26px rgba(0, 212, 255, 0.6);
            transform: translate(-50%, -50%) scale(1.1);
        }

        .video-card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }

        .video-category-tag {
            display: inline-block;
            padding: 3px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
            color: var(--accent-cyan);
            background: rgba(0, 212, 255, 0.1);
            border: 1px solid rgba(0, 212, 255, 0.25);
            align-self: flex-start;
        }

        .video-card-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.5;
            transition: var(--transition);
        }

        .video-card:hover .video-card-title {
            color: var(--accent-cyan);
        }

        .video-card-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
        }

        .video-card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 12px;
            color: var(--text-muted);
            padding-top: 8px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .video-more-link {
            display: inline-block;
            margin-top: 28px;
            padding: 12px 24px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 500;
            color: var(--accent-cyan);
            background: rgba(0, 212, 255, 0.06);
            border: 1px solid rgba(0, 212, 255, 0.3);
            transition: var(--transition);
        }

        .video-more-link:hover {
            background: rgba(0, 212, 255, 0.12);
            border-color: rgba(0, 212, 255, 0.55);
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.25);
            color: #fff;
        }

        .hot-section {
            padding: 40px 0 50px;
        }

        .hot-section h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 24px;
        }

        .hot-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .hot-item {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-md);
            padding: 18px;
            display: flex;
            align-items: center;
            gap: 14px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

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

        .hot-rank {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            flex-shrink: 0;
            background: var(--accent-gradient);
        }

        .hot-rank.rank-2 {
            background: linear-gradient(135deg, #A7B4CC 0%, #64748B 100%);
        }

        .hot-rank.rank-3 {
            background: linear-gradient(135deg, #D4885A 0%, #B8663A 100%);
        }

        .hot-rank.rank-4 {
            background: rgba(255, 255, 255, 0.12);
            color: var(--text-secondary);
        }

        .hot-info {
            flex: 1;
            min-width: 0;
        }

        .hot-info h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .hot-info p {
            font-size: 12px;
            color: var(--text-muted);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .cta-section {
            padding: 40px 0 50px;
        }

        .cta-card {
            background: linear-gradient(135deg, rgba(10, 14, 36, 0.92) 0%, rgba(15, 20, 45, 0.95) 100%);
            border: 1px solid rgba(0, 212, 255, 0.2);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            box-shadow: 0 16px 60px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 0 40px rgba(0, 212, 255, 0.08);
        }

        .cta-card h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .cta-card p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 28px;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.85;
        }

        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto 16px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 240px;
            padding: 13px 18px;
            border-radius: 12px;
            font-size: 14px;
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.15);
            transition: var(--transition);
        }

        .cta-form input::placeholder {
            color: var(--text-muted);
        }

        .cta-form input:focus {
            outline: none;
            border-color: var(--accent-cyan);
            box-shadow: 0 0 18px rgba(0, 212, 255, 0.3);
        }

        .cta-btn {
            padding: 13px 32px;
            border-radius: 12px;
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            background: var(--accent-gradient);
            border: 1px solid rgba(0, 212, 255, 0.4);
            box-shadow: 0 0 16px rgba(0, 212, 255, 0.35);
            transition: var(--transition);
            white-space: nowrap;
        }

        .cta-btn:hover {
            box-shadow: 0 0 26px rgba(0, 212, 255, 0.65);
            background: linear-gradient(135deg, #00D4FF 0%, #3E7BFF 100%);
            border-color: rgba(0, 212, 255, 0.7);
        }

        .cta-note {
            font-size: 12px;
            color: var(--text-muted);
        }

        .related-section {
            padding: 40px 0 60px;
        }

        .related-section h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 24px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .related-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            padding: 22px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

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

        .related-card .rel-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: rgba(255, 255, 255, 0.03);
        }

        .related-card .rel-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-sm);
            transition: transform 0.5s ease;
        }

        .related-card:hover .rel-img img {
            transform: scale(1.06);
        }

        .related-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.5;
        }

        .related-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
        }

        .related-card .rel-link {
            font-size: 13px;
            font-weight: 500;
            color: var(--accent-cyan);
            transition: var(--transition);
            align-self: flex-start;
        }

        .related-card .rel-link:hover {
            color: #fff;
        }

        .site-footer {
            background: rgba(6, 9, 18, 0.9);
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding: 48px 0 24px;
            margin-top: 20px;
        }

        .footer-top {
            display: flex;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .footer-brand {
            flex: 1;
            min-width: 260px;
            max-width: 340px;
        }

        .footer-brand .brand-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

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

        .footer-links {
            display: flex;
            gap: 50px;
            flex-wrap: wrap;
        }

        .footer-links-col h5 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

        .footer-links-col a {
            display: block;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 8px;
            transition: var(--transition);
        }

        .footer-links-col a:hover {
            color: var(--accent-cyan);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 12px;
            color: var(--text-muted);
        }

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

        .footer-bottom a {
            font-size: 12px;
            color: var(--text-secondary);
            transition: var(--transition);
        }

        .footer-bottom a:hover {
            color: var(--accent-cyan);
        }

        @media (max-width: 1024px) {
            .video-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hot-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .page-intro h1 {
                font-size: 30px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .page-intro {
                flex-direction: column;
                gap: 16px;
            }
            .page-intro h1 {
                font-size: 26px;
            }
            .video-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .hot-list {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .related-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .cta-card {
                padding: 32px 20px;
            }
            .cta-card h2 {
                font-size: 24px;
            }
            .drawer-panel {
                width: 100%;
                max-width: 100vw;
                padding: 20px 18px;
            }
            .header-cta {
                padding: 8px 14px;
                font-size: 13px;
            }
            .footer-top {
                flex-direction: column;
                gap: 28px;
            }
            .footer-links {
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-form input {
                min-width: 100%;
            }
            .cta-btn {
                width: 100%;
            }
        }

        @media (max-width: 520px) {
            .page-intro h1 {
                font-size: 22px;
            }
            .filter-tag {
                padding: 7px 14px;
                font-size: 12px;
            }
            .video-card-title {
                font-size: 15px;
            }
            .breadcrumb-section {
                padding: 20px 0 14px;
            }
            .hamburger-btn {
                width: 38px;
                height: 38px;
            }
            .header-logo {
                font-size: 17px;
            }
            .header-logo .logo-icon {
                width: 26px;
                height: 26px;
                font-size: 13px;
            }
            .header-cta {
                padding: 7px 12px;
                font-size: 12px;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}