/* roulang page: index */
:root {
            --bg-deep: #080D1A;
            --glass-bg: rgba(12, 25, 48, 0.6);
            --glass-border: rgba(255, 255, 255, 0.08);
            --accent-red: #FF3A2D;
            --accent-cyan: #00C2FF;
            --text-primary: #F0F2F5;
            --text-secondary: #8899AA;
            --text-muted: #5A6B7C;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --radius-card: 16px;
            --radius-btn: 30px;
            --radius-sm: 10px;
            --glow-cyan: 0 0 12px rgba(0, 194, 255, 0.5);
            --glow-red: 0 0 14px rgba(255, 58, 45, 0.55);
            --section-gap: 88px;
            --card-padding: 24px;
            --font-display: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --font-mono: "Inter", "Roboto", "SF Mono", monospace;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-display);
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            min-height: 100vh;
        }

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 0;
            background:
                radial-gradient(ellipse at 20% 15%, rgba(0, 194, 255, 0.04) 0%, transparent 60%),
                radial-gradient(ellipse at 75% 25%, rgba(255, 58, 45, 0.03) 0%, transparent 55%),
                radial-gradient(ellipse at 50% 60%, rgba(0, 194, 255, 0.025) 0%, transparent 50%);
            opacity: 0.9;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease, opacity 0.25s ease;
        }

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

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
            transition: all 0.25s ease;
        }

        input {
            font-family: inherit;
            outline: none;
            border: none;
        }

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
            z-index: 1;
        }

        .glass-card {
            background: var(--glass-bg);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            padding: var(--card-padding);
            transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            position: relative;
            overflow: hidden;
        }

        .glass-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            border-radius: var(--radius-card);
            pointer-events: none;
            background: radial-gradient(ellipse at 60% 10%, rgba(255, 255, 255, 0.03) 0%, transparent 70%);
            opacity: 0;
            transition: opacity 0.35s ease;
        }

        .glass-card:hover {
            transform: translateY(-2px);
            border-color: rgba(255, 255, 255, 0.16);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35), 0 0 20px rgba(0, 194, 255, 0.08);
        }

        .glass-card:hover::after {
            opacity: 1;
        }

        .btn-primary {
            background: var(--accent-red);
            color: #fff;
            border-radius: var(--radius-btn);
            padding: 12px 28px;
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.3px;
            box-shadow: var(--glow-red);
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .btn-primary:hover {
            box-shadow: 0 0 22px rgba(255, 58, 45, 0.7), 0 6px 18px rgba(255, 58, 45, 0.3);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: scale(0.97);
            box-shadow: var(--glow-red);
        }

        .btn-ghost {
            background: transparent;
            border: 1.5px solid var(--accent-cyan);
            color: var(--accent-cyan);
            border-radius: var(--radius-btn);
            padding: 11px 26px;
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.3px;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .btn-ghost:hover {
            background: rgba(0, 194, 255, 0.1);
            box-shadow: 0 0 18px rgba(0, 194, 255, 0.35);
            border-color: rgba(0, 194, 255, 0.7);
        }

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

        .nav-link {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: 20px;
            transition: all 0.25s ease;
            position: relative;
            white-space: nowrap;
        }

        .nav-link:hover,
        .nav-link.active {
            color: var(--accent-cyan);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent-cyan);
            border-radius: 2px;
            box-shadow: 0 0 8px rgba(0, 194, 255, 0.6);
        }

        .search-box {
            background: rgba(255, 255, 255, 0.05);
            border: 1.5px solid rgba(255, 255, 255, 0.12);
            border-radius: 30px;
            padding: 10px 18px;
            color: var(--text-primary);
            font-size: 0.9rem;
            width: 100%;
            transition: all 0.3s ease;
            box-shadow: 0 0 0 0 rgba(0, 194, 255, 0);
        }

        .search-box:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.25);
            background: rgba(255, 255, 255, 0.07);
            outline: none;
        }

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

        .section-title {
            font-size: 1.85rem;
            font-weight: 700;
            color: #F0F2F5;
            letter-spacing: -0.3px;
            margin-bottom: 6px;
            position: relative;
        }

        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin-bottom: 32px;
            letter-spacing: 0.2px;
        }

        .metric-value {
            font-family: var(--font-mono);
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--accent-cyan);
            line-height: 1;
            letter-spacing: -1px;
        }

        .metric-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        .tag-badge {
            display: inline-block;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            letter-spacing: 0.2px;
            white-space: nowrap;
        }

        .tag-live {
            background: rgba(255, 58, 45, 0.2);
            color: #FF5A4D;
            border: 1px solid rgba(255, 58, 45, 0.35);
            animation: pulse-live 2s ease-in-out infinite;
        }

        .tag-upcoming {
            background: rgba(0, 194, 255, 0.15);
            color: #33D0FF;
            border: 1px solid rgba(0, 194, 255, 0.3);
        }

        .tag-ended {
            background: rgba(136, 153, 170, 0.15);
            color: #8899AA;
            border: 1px solid rgba(136, 153, 170, 0.25);
        }

        @keyframes pulse-live {
            0%,
            100% {
                box-shadow: 0 0 6px rgba(255, 58, 45, 0.4);
            }
            50% {
                box-shadow: 0 0 16px rgba(255, 58, 45, 0.7);
            }
        }

        .glow-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #00E676;
            box-shadow: 0 0 8px rgba(0, 230, 118, 0.7);
            animation: breathe 1.6s ease-in-out infinite;
        }

        @keyframes breathe {
            0%,
            100% {
                box-shadow: 0 0 6px rgba(0, 230, 118, 0.5);
            }
            50% {
                box-shadow: 0 0 16px rgba(0, 230, 118, 0.9);
            }
        }

        .scrollbar-hide::-webkit-scrollbar {
            display: none;
        }
        .scrollbar-hide {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }

        .faq-item {
            border-bottom: 1px solid var(--border-subtle);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            padding: 18px 0;
            font-weight: 600;
            color: #E0E6EF;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: color 0.25s ease;
        }
        .faq-item:hover .faq-question {
            color: var(--accent-cyan);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 200px;
            padding-bottom: 16px;
        }
        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            transition: all 0.3s ease;
            font-size: 1.1rem;
            color: var(--accent-cyan);
            font-weight: 700;
        }
        .faq-item.open .faq-icon {
            background: rgba(0, 194, 255, 0.15);
            transform: rotate(45deg);
        }

        @media (max-width: 1024px) {
            :root {
                --section-gap: 60px;
                --card-padding: 18px;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .metric-value {
                font-size: 2rem;
            }
            .desktop-nav-links {
                display: none !important;
            }
            .mobile-menu-btn {
                display: flex !important;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 44px;
            }
            .container-custom {
                padding: 0 14px;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .metric-value {
                font-size: 1.6rem;
            }
            .btn-primary,
            .btn-ghost {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
            .hero-right-card {
                margin-top: 24px;
            }
            .search-nav-wrapper {
                width: 100%;
                order: 3;
                margin-top: 10px;
            }
            nav .logo-area {
                order: 1;
            }
            .mobile-menu-btn {
                order: 2;
            }
        }

        @media (max-width: 520px) {
            .section-title {
                font-size: 1.2rem;
            }
            .metric-value {
                font-size: 1.4rem;
            }
            .glass-card {
                padding: 14px;
                border-radius: 12px;
            }
            .btn-primary,
            .btn-ghost {
                padding: 8px 16px;
                font-size: 0.8rem;
                border-radius: 24px;
            }
        }

        .mobile-menu-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            padding: 8px;
            border-radius: 8px;
            z-index: 100;
        }
        .mobile-menu-btn span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all 0.3s ease;
        }
        .mobile-menu-btn.open span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .mobile-menu-btn.open span:nth-child(2) {
            opacity: 0;
        }
        .mobile-menu-btn.open span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -100%;
            width: 75%;
            max-width: 340px;
            height: 100vh;
            background: rgba(8, 13, 26, 0.97);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            z-index: 99;
            padding: 80px 24px 40px;
            transition: right 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            border-left: 1px solid var(--glass-border);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .mobile-nav-panel.open {
            right: 0;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 14px 18px;
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all 0.25s ease;
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: rgba(255, 255, 255, 0.04);
            color: var(--accent-cyan);
        }
        .mobile-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 98;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.35s ease;
        }
        .mobile-overlay.show {
            opacity: 1;
            pointer-events: all;
        }

        .marquee-track {
            display: flex;
            gap: 28px;
            animation: scroll-left 35s linear infinite;
            white-space: nowrap;
        }
        @keyframes scroll-left {
            0% {
                transform: translateX(0);
            }
            100% {
                transform: translateX(-50%);
            }
        }
        .marquee-track:hover {
            animation-play-state: paused;
        }

/* roulang page: category1 */
:root {
            --bg-deep: #080D1A;
            --bg-card: rgba(12, 25, 48, 0.6);
            --accent-red: #FF3A2D;
            --accent-cyan: #00C2FF;
            --text-primary: #F0F2F5;
            --text-secondary: #8899AA;
            --text-muted: #5A6A7A;
            --border-subtle: rgba(255, 255, 255, 0.06);
            --glass-border: rgba(255, 255, 255, 0.08);
            --glow-red: 0 0 12px rgba(255, 58, 45, 0.5);
            --glow-cyan: 0 0 14px rgba(0, 194, 255, 0.55);
            --glow-green: 0 0 10px rgba(0, 230, 118, 0.5);
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 30px;
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Inter", "Roboto", sans-serif;
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
        }

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background:
                radial-gradient(ellipse at 30% 15%, rgba(0, 194, 255, 0.06) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 60%, rgba(255, 58, 45, 0.04) 0%, transparent 55%),
                radial-gradient(ellipse at 50% 80%, rgba(0, 194, 255, 0.05) 0%, transparent 50%);
            pointer-events: none;
            z-index: 0;
        }

        .container-custom {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width:768px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: color var(--transition-fast), text-decoration var(--transition-fast);
        }
        a:hover {
            color: #33d4ff;
            text-decoration: underline;
            text-underline-offset: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* ========== 导航 ========== */
        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            text-decoration: none;
        }
        .logo-area:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        .nav-link {
            color: var(--text-secondary);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 8px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
            text-decoration: none;
        }
        .nav-link:hover {
            color: var(--accent-cyan);
            background: rgba(0, 194, 255, 0.06);
            text-decoration: none;
        }
        .nav-link.active {
            color: var(--accent-cyan);
            background: rgba(0, 194, 255, 0.1);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--accent-cyan);
            border-radius: 2px;
            box-shadow: var(--glow-cyan);
        }

        .search-box {
            width: 100%;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-full);
            padding: 10px 18px 10px 40px;
            color: var(--text-primary);
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%238899AA' viewBox='0 0 16 16'%3E%3Cpath d='M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85zm-5.242.156a5 5 0 1 1 0-10 5 5 0 0 1 0 10z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: 14px center;
        }
        .search-box:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 0 3px rgba(0, 194, 255, 0.08), var(--glow-cyan);
            outline: none;
            background-color: rgba(255, 255, 255, 0.06);
        }
        .search-box::placeholder {
            color: var(--text-muted);
        }

        .mobile-menu-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            padding: 8px;
            border-radius: 8px;
            transition: background var(--transition-fast);
        }
        .mobile-menu-btn span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .mobile-menu-btn:hover {
            background: rgba(255, 255, 255, 0.04);
        }

        @media (max-width:1024px) {
            .desktop-nav-links {
                display: none !important;
            }
            .mobile-menu-btn {
                display: flex !important;
            }
            .search-nav-wrapper {
                max-width: 240px;
            }
            .desktop-nav-links.open {
                display: flex !important;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: rgba(8, 13, 26, 0.97);
                backdrop-filter: blur(24px);
                -webkit-backdrop-filter: blur(24px);
                padding: 16px 24px;
                gap: 6px;
                border-bottom: 1px solid var(--glass-border);
                z-index: 100;
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
            }
            .desktop-nav-links.open .nav-link {
                padding: 10px 16px;
                font-size: 1rem;
            }
        }
        @media (max-width:640px) {
            .search-nav-wrapper {
                max-width: 100%;
                order: 3;
                flex-basis: 100%;
                margin-top: 6px;
            }
            header nav {
                flex-wrap: wrap;
            }
            .logo-area {
                order: 1;
            }
            .mobile-menu-btn {
                order: 2;
            }
            .search-nav-wrapper {
                order: 3;
            }
        }

        /* ========== 玻璃卡片 ========== */
        .glass-card {
            background: var(--bg-card);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            transition: all var(--transition-smooth);
            position: relative;
            z-index: 1;
        }
        .glass-card:hover {
            transform: translateY(-2px);
            border-color: rgba(255, 255, 255, 0.15);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 0 20px rgba(0, 194, 255, 0.08);
        }

        /* ========== 按钮 ========== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--accent-red);
            color: #fff;
            font-weight: 700;
            padding: 12px 28px;
            border-radius: var(--radius-full);
            transition: all var(--transition-smooth);
            text-decoration: none;
            box-shadow: var(--glow-red);
            font-size: 0.95rem;
            letter-spacing: 0.5px;
            border: none;
        }
        .btn-primary:hover {
            background: #ff5245;
            box-shadow: 0 0 22px rgba(255, 58, 45, 0.7), 0 4px 16px rgba(255, 58, 45, 0.3);
            transform: translateY(-1px);
            text-decoration: none;
            color: #fff;
        }
        .btn-primary:active {
            transform: scale(0.97);
        }
        .btn-glass {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--accent-cyan);
            font-weight: 600;
            padding: 10px 24px;
            border-radius: var(--radius-full);
            border: 1px solid var(--accent-cyan);
            transition: all var(--transition-smooth);
            text-decoration: none;
            font-size: 0.9rem;
            letter-spacing: 0.3px;
        }
        .btn-glass:hover {
            background: rgba(0, 194, 255, 0.1);
            box-shadow: 0 0 16px rgba(0, 194, 255, 0.3);
            color: #33d4ff;
            text-decoration: none;
            border-color: #33d4ff;
        }
        .btn-sm {
            padding: 6px 16px;
            font-size: 0.8rem;
            border-radius: 20px;
        }
        .btn-xs {
            padding: 4px 12px;
            font-size: 0.75rem;
            border-radius: 16px;
        }

        /* ========== 标签 ========== */
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: 12px;
            font-size: 0.75rem;
            font-weight: 500;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }
        .tag-cyan {
            background: rgba(0, 194, 255, 0.12);
            color: var(--accent-cyan);
        }
        .tag-red {
            background: rgba(255, 58, 45, 0.12);
            color: var(--accent-red);
        }
        .tag-green {
            background: rgba(0, 230, 118, 0.12);
            color: #00e676;
        }
        .tag-amber {
            background: rgba(255, 171, 0, 0.12);
            color: #ffab00;
        }

        /* ========== 状态灯 ========== */
        .status-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            margin-right: 6px;
            flex-shrink: 0;
        }
        .status-dot.live {
            background: #00e676;
            box-shadow: 0 0 8px rgba(0, 230, 118, 0.6);
            animation: pulse-dot 1.5s ease-in-out infinite;
        }
        .status-dot.upcoming {
            background: var(--accent-cyan);
            box-shadow: 0 0 6px rgba(0, 194, 255, 0.5);
        }
        .status-dot.ended {
            background: #5A6A7A;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 6px rgba(0, 230, 118, 0.5);
            }
            50% {
                box-shadow: 0 0 16px rgba(0, 230, 118, 0.9);
            }
        }

        /* ========== 筛选面板 ========== */
        .filter-panel {
            background: rgba(10, 20, 38, 0.7);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            padding: 20px;
        }
        .filter-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            cursor: pointer;
            border: 1px solid var(--border-subtle);
            background: rgba(255, 255, 255, 0.03);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            user-select: none;
        }
        .filter-chip:hover {
            border-color: var(--accent-cyan);
            color: var(--text-primary);
            background: rgba(0, 194, 255, 0.06);
        }
        .filter-chip.active {
            background: rgba(0, 194, 255, 0.14);
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            font-weight: 600;
            box-shadow: 0 0 10px rgba(0, 194, 255, 0.15);
        }

        /* ========== 玻璃表格 ========== */
        .glass-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }
        .glass-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            font-size: 0.9rem;
        }
        .glass-table thead th {
            background: rgba(0, 194, 255, 0.06);
            color: var(--text-secondary);
            font-weight: 600;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.6px;
            padding: 14px 16px;
            border-bottom: 1px solid var(--glass-border);
            text-align: left;
            white-space: nowrap;
            position: sticky;
            top: 0;
            z-index: 2;
        }
        .glass-table tbody td {
            padding: 14px 16px;
            border-bottom: 1px solid var(--border-subtle);
            color: var(--text-primary);
            vertical-align: middle;
            white-space: nowrap;
            transition: background var(--transition-fast);
        }
        .glass-table tbody tr {
            transition: all var(--transition-fast);
        }
        .glass-table tbody tr:hover {
            background: rgba(0, 194, 255, 0.04);
        }
        .glass-table tbody tr.row-live {
            background: rgba(0, 230, 118, 0.03);
            border-left: 3px solid #00e676;
        }
        .glass-table .team-name {
            font-weight: 600;
            color: #F0F2F5;
        }
        .glass-table .score-display {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--accent-cyan);
            font-family: "Inter", "Roboto", sans-serif;
            letter-spacing: 1px;
        }
        .glass-table .score-display.live-score {
            color: #00e676;
            animation: pulse-score 2s ease-in-out infinite;
        }
        @keyframes pulse-score {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.7;
            }
        }

        @media (max-width:768px) {
            .glass-table-wrap {
                border-radius: var(--radius-lg);
            }
            .glass-table {
                font-size: 0.8rem;
            }
            .glass-table thead th,
            .glass-table tbody td {
                padding: 10px 12px;
            }
        }

        /* ========== 卡片网格 ========== */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
        }
        @media (max-width:520px) {
            .cards-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* ========== FAQ 手风琴 ========== */
        .faq-item {
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: rgba(10, 20, 38, 0.5);
            transition: all var(--transition-smooth);
        }
        .faq-item:hover {
            border-color: rgba(255, 255, 255, 0.12);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            background: transparent;
            color: var(--accent-cyan);
            font-weight: 600;
            font-size: 0.95rem;
            text-align: left;
            gap: 12px;
            transition: background var(--transition-fast);
            border: none;
            cursor: pointer;
            letter-spacing: 0.2px;
        }
        .faq-question:hover {
            background: rgba(0, 194, 255, 0.04);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(0, 194, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: all var(--transition-fast);
            color: var(--accent-cyan);
        }
        .faq-item.open .faq-icon {
            background: rgba(0, 194, 255, 0.2);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }

        /* ========== 页脚 ========== */
        footer a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        footer a:hover {
            color: var(--accent-cyan);
            text-decoration: none;
        }

        /* ========== 板块间距 ========== */
        .section-gap {
            margin-top: 56px;
            margin-bottom: 56px;
        }
        @media (min-width:1024px) {
            .section-gap {
                margin-top: 72px;
                margin-bottom: 72px;
            }
        }
        .section-title {
            font-size: 1.65rem;
            font-weight: 700;
            color: #F0F2F5;
            margin-bottom: 8px;
            letter-spacing: -0.3px;
        }
        .section-subtitle {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 28px;
        }

        /* ========== Hero ========== */
        .hero-schedule {
            position: relative;
            padding: 64px 0 48px;
            z-index: 1;
            overflow: hidden;
        }
        .hero-schedule::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.2;
            z-index: -1;
            filter: brightness(0.6) saturate(1.2);
        }
        .hero-schedule::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(8, 13, 26, 0.3) 0%, rgba(8, 13, 26, 0.85) 100%);
            z-index: -1;
        }

/* roulang page: category2 */
:root {
            --bg-dark: #080D1A;
            --card-bg: rgba(12, 25, 48, 0.6);
            --accent-red: #FF3A2D;
            --accent-cyan: #00C2FF;
            --text-primary: #F0F2F5;
            --text-secondary: #8899AA;
            --text-muted: #4A5568;
            --border-glass: rgba(255, 255, 255, 0.08);
            --border-subtle: rgba(255, 255, 255, 0.05);
            --glow-red: 0 0 14px rgba(255, 58, 45, 0.55);
            --glow-cyan: 0 0 14px rgba(0, 194, 255, 0.5);
            --glow-card: 0 0 20px rgba(0, 194, 255, 0.18);
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 30px;
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            background: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            background-image:
                radial-gradient(ellipse at 30% 15%, rgba(0, 194, 255, 0.06) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 60%, rgba(255, 58, 45, 0.04) 0%, transparent 55%),
                radial-gradient(ellipse at 50% 85%, rgba(0, 194, 255, 0.05) 0%, transparent 50%);
            background-attachment: fixed;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.2s ease;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
            border: none;
        }

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* 导航样式 */
        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            text-decoration: none;
            transition: opacity 0.2s ease;
        }
        .logo-area:hover {
            opacity: 0.88;
        }

        .search-box {
            width: 100%;
            padding: 11px 18px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-glass);
            color: var(--text-primary);
            font-size: 0.9rem;
            transition: all 0.3s ease;
            outline: none;
        }
        .search-box::placeholder {
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .search-box:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 0 3px rgba(0, 194, 255, 0.12);
            background: rgba(255, 255, 255, 0.07);
        }

        .nav-link {
            padding: 9px 15px;
            border-radius: 8px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all 0.25s ease;
            white-space: nowrap;
            position: relative;
            letter-spacing: 0.3px;
        }
        .nav-link:hover {
            color: var(--accent-cyan);
            background: rgba(0, 194, 255, 0.06);
        }
        .nav-link.active {
            color: var(--accent-cyan);
            font-weight: 700;
            background: rgba(0, 194, 255, 0.1);
            box-shadow: inset 0 0 0 1px rgba(0, 194, 255, 0.25);
        }

        .search-nav-wrapper {
            flex: 1;
            min-width: 200px;
            max-width: 380px;
        }

        @media (max-width: 1024px) {
            .search-nav-wrapper {
                max-width: 280px;
            }
            .nav-link {
                padding: 7px 10px;
                font-size: 0.8rem;
            }
        }

        @media (max-width: 768px) {
            .desktop-nav-links {
                display: none !important;
            }
            .search-nav-wrapper {
                max-width: 100%;
                order: 3;
                flex-basis: 100%;
                min-width: 100%;
            }
            .mobile-menu-btn {
                display: flex !important;
            }
        }

        .mobile-menu-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 8px;
            z-index: 100;
        }
        .mobile-menu-btn span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        /* 玻璃卡片 */
        .glass-card {
            background: var(--card-bg);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
        }
        .glass-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.12), transparent);
            opacity: 0;
            transition: opacity 0.35s ease;
        }
        .glass-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--glow-card);
            border-color: rgba(255, 255, 255, 0.15);
        }
        .glass-card:hover::before {
            opacity: 1;
        }

        /* 按钮 */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 30px;
            border-radius: var(--radius-full);
            background: var(--accent-red);
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.4px;
            transition: all 0.3s ease;
            box-shadow: var(--glow-red);
            cursor: pointer;
            border: none;
            text-decoration: none;
        }
        .btn-primary:hover {
            box-shadow: 0 0 24px rgba(255, 58, 45, 0.7), 0 0 40px rgba(255, 58, 45, 0.3);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: scale(0.97);
        }

        .btn-glass {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-full);
            background: transparent;
            border: 1.5px solid var(--accent-cyan);
            color: var(--accent-cyan);
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.3px;
            transition: all 0.3s ease;
            cursor: pointer;
            text-decoration: none;
        }
        .btn-glass:hover {
            background: rgba(0, 194, 255, 0.1);
            box-shadow: 0 0 18px rgba(0, 194, 255, 0.3);
        }

        /* 筛选标签 */
        .filter-tag {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.25s ease;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-glass);
            color: var(--text-secondary);
            white-space: nowrap;
            user-select: none;
        }
        .filter-tag:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            background: rgba(0, 194, 255, 0.06);
        }
        .filter-tag.active {
            background: rgba(0, 194, 255, 0.15);
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            font-weight: 700;
            box-shadow: 0 0 10px rgba(0, 194, 255, 0.2);
        }

        /* 排行榜表格 */
        .ranking-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0 8px;
        }
        .ranking-table thead th {
            padding: 14px 16px;
            text-align: left;
            font-size: 0.78rem;
            font-weight: 600;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.6px;
            border-bottom: 1px solid var(--border-glass);
        }
        .ranking-table tbody tr {
            background: var(--card-bg);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-radius: 12px;
            transition: all 0.3s ease;
            position: relative;
        }
        .ranking-table tbody tr:hover {
            background: rgba(18, 35, 60, 0.75);
            box-shadow: 0 0 16px rgba(0, 194, 255, 0.12);
            transform: translateY(-1px);
        }
        .ranking-table tbody td {
            padding: 15px 16px;
            font-size: 0.9rem;
            color: var(--text-primary);
            vertical-align: middle;
        }
        .ranking-table tbody td:first-child {
            border-radius: 12px 0 0 12px;
            padding-left: 20px;
        }
        .ranking-table tbody td:last-child {
            border-radius: 0 12px 12px 0;
            padding-right: 20px;
        }

        .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 8px;
            font-weight: 800;
            font-size: 0.9rem;
            letter-spacing: 0.5px;
        }
        .rank-1 {
            background: linear-gradient(135deg, #FFD700, #FFA000);
            color: #1a1a1a;
            box-shadow: 0 0 12px rgba(255, 215, 0, 0.45);
        }
        .rank-2 {
            background: linear-gradient(135deg, #C0C0C0, #9E9E9E);
            color: #1a1a1a;
            box-shadow: 0 0 10px rgba(192, 192, 192, 0.35);
        }
        .rank-3 {
            background: linear-gradient(135deg, #CD7F32, #A0522D);
            color: #fff;
            box-shadow: 0 0 10px rgba(205, 127, 50, 0.35);
        }
        .rank-other {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-secondary);
        }

        .win-rate-bar {
            display: inline-block;
            height: 6px;
            border-radius: 3px;
            background: linear-gradient(90deg, var(--accent-cyan), var(--accent-red));
            vertical-align: middle;
            margin-right: 8px;
        }

        .recent-dot {
            display: inline-block;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            margin: 0 2px;
            font-size: 0.6rem;
            line-height: 20px;
            text-align: center;
            font-weight: 700;
        }
        .dot-win {
            background: rgba(0, 200, 83, 0.25);
            color: #00c853;
            border: 1px solid rgba(0, 200, 83, 0.4);
        }
        .dot-loss {
            background: rgba(255, 58, 45, 0.2);
            color: #ff3a2d;
            border: 1px solid rgba(255, 58, 45, 0.35);
        }

        /* 战队详情卡片 */
        .team-detail-card {
            background: var(--card-bg);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
        }
        .team-detail-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--glow-card);
            border-color: rgba(255, 255, 255, 0.14);
        }
        .team-detail-card .team-glow {
            position: absolute;
            top: -30px;
            right: -30px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            filter: blur(50px);
            opacity: 0.3;
            pointer-events: none;
            transition: opacity 0.35s ease;
        }
        .team-detail-card:hover .team-glow {
            opacity: 0.55;
        }

        /* FAQ手风琴 */
        .faq-item {
            background: var(--card-bg);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid var(--border-glass);
            border-radius: 14px;
            margin-bottom: 10px;
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .faq-item:hover {
            border-color: rgba(255, 255, 255, 0.14);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--accent-cyan);
            user-select: none;
            transition: all 0.2s ease;
            gap: 12px;
        }
        .faq-question:hover {
            background: rgba(0, 194, 255, 0.04);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 22px;
            height: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 700;
            transition: transform 0.3s ease;
            color: var(--accent-cyan);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 20px;
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 200px;
            padding: 0 20px 16px 20px;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        /* 响应式 */
        @media (max-width: 768px) {
            .ranking-table thead {
                display: none;
            }
            .ranking-table tbody tr {
                display: flex;
                flex-direction: column;
                padding: 16px;
                margin-bottom: 10px;
                border-radius: 14px;
            }
            .ranking-table tbody td {
                padding: 6px 0;
                display: flex;
                justify-content: space-between;
                align-items: center;
                font-size: 0.85rem;
            }
            .ranking-table tbody td::before {
                content: attr(data-label);
                font-weight: 600;
                color: var(--text-muted);
                font-size: 0.75rem;
                text-transform: uppercase;
                letter-spacing: 0.4px;
                flex-shrink: 0;
                margin-right: 12px;
            }
            .ranking-table tbody td:first-child,
            .ranking-table tbody td:last-child {
                border-radius: 0;
                padding-left: 0;
                padding-right: 0;
            }
            .filter-tag {
                padding: 6px 13px;
                font-size: 0.78rem;
            }
            h2 {
                font-size: 1.5rem !important;
            }
        }

        @media (max-width: 520px) {
            .btn-primary,
            .btn-glass {
                padding: 10px 20px;
                font-size: 0.82rem;
                width: 100%;
                justify-content: center;
            }
            .container-custom {
                padding: 0 12px;
            }
            .glass-card {
                padding: 16px;
                border-radius: 12px;
            }
        }

        /* 移动端导航面板 */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 75%;
            max-width: 320px;
            height: 100vh;
            background: rgba(8, 13, 26, 0.97);
            backdrop-filter: blur(30px);
            -webkit-backdrop-filter: blur(30px);
            z-index: 95;
            padding: 80px 24px 40px;
            flex-direction: column;
            gap: 6px;
            border-left: 1px solid var(--border-glass);
            box-shadow: -4px 0 30px rgba(0, 0, 0, 0.5);
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel .nav-link {
            display: block;
            padding: 12px 16px;
            font-size: 0.95rem;
            border-radius: 10px;
        }
        .overlay-bg {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 94;
        }
        .overlay-bg.open {
            display: block;
        }

@keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                box-shadow: 0 0 8px var(--accent-cyan);
            }
            50% {
                opacity: 0.4;
                box-shadow: 0 0 2px var(--accent-cyan);
            }
        }

/* roulang page: category4 */
:root {
            --bg-deep: #080D1A;
            --bg-card: rgba(12, 25, 48, 0.6);
            --accent-red: #FF3A2D;
            --accent-cyan: #00C2FF;
            --text-primary: #F0F2F5;
            --text-secondary: #8899AA;
            --text-muted: #5A6A7A;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --glass-border: rgba(255, 255, 255, 0.08);
            --glow-red: 0 0 14px rgba(255, 58, 45, 0.55);
            --glow-cyan: 0 0 14px rgba(0, 194, 255, 0.5);
            --glow-cyan-soft: 0 0 20px rgba(0, 194, 255, 0.25);
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 30px;
            --font-heading: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --font-data: "Inter", "Roboto", "PingFang SC", sans-serif;
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-heading);
            background: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            min-height: 100vh;
            overflow-x: hidden;
        }

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(ellipse at 30% 20%, rgba(0, 194, 255, 0.04) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 60%, rgba(255, 58, 45, 0.03) 0%, transparent 55%),
                radial-gradient(ellipse at 50% 80%, rgba(0, 194, 255, 0.03) 0%, transparent 50%);
            pointer-events: none;
            z-index: 0;
        }

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

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

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

        input {
            font-family: inherit;
            outline: none;
            border: none;
        }

        .container-custom {
            width: 100%;
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
            z-index: 1;
        }

        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* Header / Navigation */
        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: 8px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            position: relative;
            transition: var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .nav-link:hover {
            color: var(--accent-cyan);
            background: rgba(0, 194, 255, 0.06);
        }

        .nav-link.active {
            color: #fff;
            background: rgba(0, 194, 255, 0.12);
            font-weight: 600;
            box-shadow: inset 0 0 0 1px rgba(0, 194, 255, 0.25);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2px;
            background: var(--accent-cyan);
            border-radius: 2px;
            box-shadow: var(--glow-cyan);
        }

        .search-box {
            width: 100%;
            padding: 10px 18px 10px 40px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: #F0F2F5;
            font-size: 0.85rem;
            transition: var(--transition-smooth);
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%238899AA' viewBox='0 0 16 16'%3E%3Cpath d='M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001c.03.04.062.078.098.115l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85a1.007 1.007 0 0 0-.115-.1zM12 6.5a5.5 5.5 0 1 1-11 0 5.5 5.5 0 0 1 11 0z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: 14px center;
        }

        .search-box:focus {
            border-color: rgba(0, 194, 255, 0.5);
            box-shadow: 0 0 0 3px rgba(0, 194, 255, 0.08), var(--glow-cyan-soft);
            background: rgba(255, 255, 255, 0.06);
        }

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

        .mobile-menu-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            padding: 8px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.12);
        }

        .mobile-menu-btn span {
            width: 22px;
            height: 2px;
            background: #F0F2F5;
            border-radius: 2px;
            transition: var(--transition-fast);
        }

        @media (max-width: 1024px) {
            .desktop-nav-links {
                display: none !important;
            }
            .mobile-menu-btn {
                display: flex;
            }
            .search-nav-wrapper {
                max-width: 240px;
            }
        }

        @media (max-width: 640px) {
            .search-nav-wrapper {
                max-width: 100%;
                order: 3;
                flex-basis: 100%;
                min-width: 100%;
            }
            .logo-area {
                order: 1;
            }
            .mobile-menu-btn {
                order: 2;
            }
            header nav {
                flex-wrap: wrap;
            }
        }

        /* Mobile drawer */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            height: 100vh;
            background: rgba(10, 18, 32, 0.97);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 100;
            padding: 20px;
            border-left: 1px solid var(--glass-border);
            box-shadow: -8px 0 30px rgba(0, 0, 0, 0.5);
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
        }
        .mobile-drawer.open {
            display: flex;
        }
        .mobile-drawer .nav-link {
            display: block;
            padding: 12px 16px;
            font-size: 0.95rem;
            border-radius: 10px;
        }
        .mobile-drawer-close {
            align-self: flex-end;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            color: #fff;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 10px;
        }
        .drawer-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 99;
        }
        .drawer-overlay.open {
            display: block;
        }

        /* Glass card */
        .glass-card {
            background: var(--bg-card);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            transition: var(--transition-smooth);
            position: relative;
        }
        .glass-card:hover {
            border-color: rgba(255, 255, 255, 0.15);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(0, 194, 255, 0.08);
            transform: translateY(-2px);
        }

        .glass-card-glow {
            background: var(--bg-card);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            transition: var(--transition-smooth);
            position: relative;
        }
        .glass-card-glow:hover {
            border-color: rgba(0, 194, 255, 0.3);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35), var(--glow-cyan-soft);
            transform: translateY(-2px);
        }

        /* Tag styles */
        .tag {
            display: inline-flex;
            align-items: center;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--text-secondary);
            cursor: pointer;
            transition: var(--transition-fast);
            white-space: nowrap;
        }
        .tag:hover {
            background: rgba(0, 194, 255, 0.1);
            border-color: rgba(0, 194, 255, 0.35);
            color: var(--accent-cyan);
        }
        .tag.active-tag {
            background: rgba(0, 194, 255, 0.15);
            border-color: rgba(0, 194, 255, 0.5);
            color: #fff;
            box-shadow: 0 0 8px rgba(0, 194, 255, 0.2);
        }
        .tag-hot {
            background: rgba(255, 58, 45, 0.12);
            border-color: rgba(255, 58, 45, 0.4);
            color: #FF6B63;
            font-weight: 600;
        }

        /* News card */
        .news-card {
            display: grid;
            grid-template-columns: 220px 1fr;
            gap: 20px;
            background: var(--bg-card);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition-smooth);
            cursor: pointer;
        }
        .news-card:hover {
            border-color: rgba(255, 255, 255, 0.15);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(0, 194, 255, 0.06);
            transform: translateY(-2px);
        }
        .news-card .news-img {
            width: 100%;
            height: 100%;
            min-height: 160px;
            object-fit: cover;
            border-radius: 12px 0 0 12px;
        }
        .news-card .news-body {
            padding: 18px 18px 18px 4px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .news-card .news-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: #F0F2F5;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 6px;
        }
        .news-card .news-summary {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 10px;
        }
        .news-card .news-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        @media (max-width: 768px) {
            .news-card {
                grid-template-columns: 1fr;
                gap: 0;
            }
            .news-card .news-img {
                border-radius: 12px 12px 0 0;
                max-height: 200px;
                min-height: auto;
            }
            .news-card .news-body {
                padding: 14px 16px 16px;
            }
        }

        /* Metric card */
        .metric-card {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            padding: 20px 18px;
            text-align: center;
            transition: var(--transition-smooth);
        }
        .metric-card:hover {
            border-color: rgba(0, 194, 255, 0.25);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }
        .metric-value {
            font-family: var(--font-data);
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--accent-cyan);
            letter-spacing: -1px;
            text-shadow: 0 0 20px rgba(0, 194, 255, 0.3);
        }
        .metric-label {
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin-top: 4px;
            letter-spacing: 0.5px;
        }

        /* FAQ */
        .faq-item {
            background: var(--bg-card);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            margin-bottom: 10px;
            overflow: hidden;
            transition: var(--transition-fast);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.95rem;
            color: #F0F2F5;
            user-select: none;
            gap: 12px;
            transition: var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--accent-cyan);
            background: rgba(0, 194, 255, 0.03);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(0, 194, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--accent-cyan);
            transition: var(--transition-fast);
            font-size: 1.1rem;
        }
        .faq-item.open .faq-icon {
            background: rgba(0, 194, 255, 0.2);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 200px;
            padding: 0 20px 16px;
        }

        /* Section heading */
        .section-heading {
            font-size: 1.75rem;
            font-weight: 700;
            color: #F0F2F5;
            letter-spacing: -0.3px;
            position: relative;
            display: inline-block;
        }
        .section-heading::after {
            content: '';
            position: absolute;
            bottom: -6px;
            left: 0;
            width: 40px;
            height: 3px;
            background: var(--accent-cyan);
            border-radius: 2px;
            box-shadow: var(--glow-cyan);
        }

        /* CTA button */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-full);
            background: var(--accent-red);
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.3px;
            box-shadow: var(--glow-red);
            transition: var(--transition-smooth);
            cursor: pointer;
        }
        .btn-primary:hover {
            box-shadow: 0 0 24px rgba(255, 58, 45, 0.7), 0 4px 16px rgba(255, 58, 45, 0.3);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: scale(0.97);
        }
        .btn-glass {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: var(--radius-full);
            background: transparent;
            border: 1.5px solid rgba(0, 194, 255, 0.5);
            color: var(--accent-cyan);
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition-smooth);
            cursor: pointer;
        }
        .btn-glass:hover {
            background: rgba(0, 194, 255, 0.08);
            border-color: rgba(0, 194, 255, 0.75);
            box-shadow: var(--glow-cyan-soft);
        }

        /* Rank number */
        .rank-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 8px;
            font-weight: 800;
            font-size: 0.8rem;
            font-family: var(--font-data);
        }
        .rank-top1 {
            background: linear-gradient(135deg, #FFD700, #FFA000);
            color: #1a1a1a;
            box-shadow: 0 0 12px rgba(255, 180, 0, 0.4);
        }
        .rank-top2 {
            background: linear-gradient(135deg, #C0C0C0, #9E9E9E);
            color: #1a1a1a;
        }
        .rank-top3 {
            background: linear-gradient(135deg, #CD7F32, #A0522D);
            color: #fff;
        }
        .rank-other {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-secondary);
        }

        /* Footer links */
        footer a {
            color: var(--text-secondary);
            transition: var(--transition-fast);
        }
        footer a:hover {
            color: var(--accent-cyan);
        }

        /* Divider */
        .divider-glow {
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(0, 194, 255, 0.2), transparent);
            border: none;
            margin: 0;
        }

        /* Scrollbar */
        ::-webkit-scrollbar {
            width: 6px;
        }
        ::-webkit-scrollbar-track {
            background: transparent;
        }
        ::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.08);
            border-radius: 3px;
        }

@media (max-width:768px) {
                        #metricsGrid {
                            grid-template-columns: repeat(2, 1fr) !important;
                        }
                    }
                    @media (max-width:480px) {
                        #metricsGrid {
                            grid-template-columns: 1fr 1fr !important;
                            gap: 10px;
                        }
                        .metric-value {
                            font-size: 1.8rem !important;
                        }
                    }

@media (max-width:768px) {
                        #dualColSection {
                            grid-template-columns: 1fr !important;
                        }
                    }

@keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 8px var(--accent-cyan);
            }
            50% {
                box-shadow: 0 0 18px var(--accent-cyan), 0 0 30px rgba(0, 194, 255, 0.4);
            }
        }

        @media (max-width:768px) {
            #newsGrid {
                grid-template-columns: 1fr !important;
            }
            h1 {
                font-size: 1.9rem !important;
            }
            .section-heading {
                font-size: 1.4rem !important;
            }
            .btn-primary,
            .btn-glass {
                padding: 10px 20px !important;
                font-size: 0.82rem !important;
            }
        }

        @media (max-width:480px) {
            h1 {
                font-size: 1.55rem !important;
            }
            .news-card .news-title {
                font-size: 0.95rem !important;
            }
            .tag {
                font-size: 0.7rem !important;
                padding: 4px 10px !important;
            }
        }

        /* 资讯卡片过渡动画 */
        .news-card {
            transition: opacity 0.3s ease, transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
        }

/* roulang page: category3 */
:root {
            --bg-deep: #080D1A;
            --bg-card: rgba(12, 25, 48, 0.55);
            --accent-red: #FF3A2D;
            --accent-cyan: #00C2FF;
            --accent-cyan-dim: rgba(0, 194, 255, 0.35);
            --text-primary: #F0F2F5;
            --text-secondary: #8899AA;
            --text-muted: #5A6B7C;
            --glass-border: rgba(255, 255, 255, 0.07);
            --glass-border-hover: rgba(255, 255, 255, 0.15);
            --glow-red: 0 0 18px rgba(255, 58, 45, 0.45);
            --glow-cyan: 0 0 16px rgba(0, 194, 255, 0.5);
            --glow-cyan-soft: 0 0 24px rgba(0, 194, 255, 0.3);
            --radius-card: 16px;
            --radius-btn: 30px;
            --radius-sm: 10px;
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            background-color: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            background-image:
                radial-gradient(ellipse at 30% 15%, rgba(0, 194, 255, 0.04) 0%, transparent 55%),
                radial-gradient(ellipse at 70% 60%, rgba(255, 58, 45, 0.03) 0%, transparent 55%),
                radial-gradient(ellipse at 50% 85%, rgba(0, 194, 255, 0.03) 0%, transparent 50%);
            background-attachment: fixed;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
            border-radius: 6px;
        }

        input {
            font-family: inherit;
        }

        /* 容器 */
        .container-custom {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

        /* 玻璃卡片基础 */
        .glass-card {
            background: var(--bg-card);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-card);
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .glass-card::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: var(--radius-card);
            pointer-events: none;
            background: radial-gradient(ellipse at top left, rgba(255, 255, 255, 0.03) 0%, transparent 70%);
            z-index: 0;
        }
        .glass-card:hover {
            border-color: var(--glass-border-hover);
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(255, 255, 255, 0.05) inset;
            transform: translateY(-2px);
        }
        .glass-card>* {
            position: relative;
            z-index: 1;
        }

        /* 玻璃卡片 - 高亮变体 */
        .glass-card-highlight {
            background: rgba(14, 30, 55, 0.7);
            backdrop-filter: blur(22px);
            -webkit-backdrop-filter: blur(22px);
            border: 1px solid rgba(0, 194, 255, 0.18);
            border-radius: var(--radius-card);
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .glass-card-highlight::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: var(--radius-card);
            pointer-events: none;
            background: radial-gradient(ellipse at top right, rgba(0, 194, 255, 0.06) 0%, transparent 60%);
            z-index: 0;
        }
        .glass-card-highlight:hover {
            border-color: rgba(0, 194, 255, 0.4);
            box-shadow: 0 10px 44px rgba(0, 0, 0, 0.4), 0 0 28px rgba(0, 194, 255, 0.12);
            transform: translateY(-3px);
        }
        .glass-card-highlight>* {
            position: relative;
            z-index: 1;
        }

        /* 导航 */
        .logo-area {
            transition: opacity var(--transition-fast);
        }
        .logo-area:hover {
            opacity: 0.88;
        }
        .nav-link {
            padding: 8px 16px;
            border-radius: 22px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
            letter-spacing: 0.3px;
        }
        .nav-link:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.05);
        }
        .nav-link.active {
            color: #fff;
            background: rgba(0, 194, 255, 0.12);
            box-shadow: 0 0 12px rgba(0, 194, 255, 0.2);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 3px;
            background: var(--accent-cyan);
            border-radius: 2px;
            box-shadow: 0 0 8px rgba(0, 194, 255, 0.6);
        }

        /* 搜索框 */
        .search-box {
            width: 100%;
            padding: 10px 18px 10px 42px;
            border-radius: 28px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            background: rgba(255, 255, 255, 0.04);
            color: #fff;
            font-size: 0.9rem;
            transition: all var(--transition-smooth);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }
        .search-box::placeholder {
            color: var(--text-muted);
        }
        .search-box:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 18px rgba(0, 194, 255, 0.2);
            background: rgba(255, 255, 255, 0.07);
            outline: none;
        }
        .search-nav-wrapper {
            position: relative;
        }
        .search-nav-wrapper::before {
            content: '\f002';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.85rem;
            z-index: 2;
            pointer-events: none;
        }

        /* 移动端菜单按钮 */
        .mobile-menu-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            padding: 8px;
            border-radius: 8px;
            z-index: 100;
        }
        .mobile-menu-btn span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #fff;
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .mobile-menu-btn.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .mobile-menu-btn.active span:nth-child(2) {
            opacity: 0;
        }
        .mobile-menu-btn.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* 移动端导航面板 */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            right: -100%;
            width: 280px;
            height: 100vh;
            background: rgba(10, 18, 32, 0.97);
            backdrop-filter: blur(30px);
            -webkit-backdrop-filter: blur(30px);
            z-index: 95;
            padding: 80px 28px 40px;
            transition: right var(--transition-smooth);
            border-left: 1px solid var(--glass-border);
            flex-direction: column;
            gap: 6px;
        }
        .mobile-nav-panel.open {
            right: 0;
            display: flex;
        }
        .mobile-nav-panel .nav-link {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            border-radius: 12px;
            text-align: left;
        }
        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 94;
            transition: opacity var(--transition-smooth);
        }
        .mobile-overlay.show {
            display: block;
        }

        /* 按钮 */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            border-radius: var(--radius-btn);
            background: var(--accent-red);
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            letter-spacing: 0.5px;
            box-shadow: var(--glow-red);
            transition: all var(--transition-smooth);
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            box-shadow: 0 0 32px rgba(255, 58, 45, 0.6), 0 6px 20px rgba(255, 58, 45, 0.3);
            transform: translateY(-1px);
            filter: brightness(1.08);
        }
        .btn-primary:active {
            transform: scale(0.97);
            filter: brightness(0.95);
        }
        .btn-glass {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            background: transparent;
            color: var(--accent-cyan);
            font-weight: 600;
            font-size: 0.95rem;
            border: 1px solid rgba(0, 194, 255, 0.4);
            letter-spacing: 0.4px;
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .btn-glass:hover {
            background: rgba(0, 194, 255, 0.1);
            border-color: var(--accent-cyan);
            box-shadow: 0 0 22px rgba(0, 194, 255, 0.35);
            color: #fff;
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 0.8rem;
            border-radius: 22px;
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: all var(--transition-fast);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .btn-sm-outline {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: var(--text-secondary);
        }
        .btn-sm-outline:hover {
            border-color: var(--accent-cyan);
            color: var(--accent-cyan);
            box-shadow: 0 0 10px rgba(0, 194, 255, 0.2);
        }
        .btn-sm-cyan {
            background: rgba(0, 194, 255, 0.15);
            border: 1px solid rgba(0, 194, 255, 0.3);
            color: var(--accent-cyan);
        }
        .btn-sm-cyan:hover {
            background: rgba(0, 194, 255, 0.25);
            box-shadow: 0 0 14px rgba(0, 194, 255, 0.4);
        }

        /* 标签 */
        .tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 500;
            letter-spacing: 0.3px;
            transition: all var(--transition-fast);
        }
        .tag-cyan {
            background: rgba(0, 194, 255, 0.12);
            color: var(--accent-cyan);
            border: 1px solid rgba(0, 194, 255, 0.2);
        }
        .tag-red {
            background: rgba(255, 58, 45, 0.12);
            color: var(--accent-red);
            border: 1px solid rgba(255, 58, 45, 0.2);
        }
        .tag-green {
            background: rgba(34, 197, 94, 0.12);
            color: #22c55e;
            border: 1px solid rgba(34, 197, 94, 0.2);
        }
        .tag-gold {
            background: rgba(251, 191, 36, 0.12);
            color: #fbbf24;
            border: 1px solid rgba(251, 191, 36, 0.2);
        }

        /* 游戏分类Tab */
        .game-tab {
            padding: 10px 22px;
            border-radius: 24px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: transparent;
            border: 1px solid transparent;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .game-tab:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.04);
            border-color: rgba(255, 255, 255, 0.1);
        }
        .game-tab.active {
            color: #fff;
            background: rgba(0, 194, 255, 0.15);
            border-color: rgba(0, 194, 255, 0.4);
            box-shadow: 0 0 16px rgba(0, 194, 255, 0.2);
            font-weight: 600;
        }

        /* 排名徽章 */
        .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            font-weight: 700;
            font-size: 0.9rem;
            letter-spacing: 0.5px;
            font-family: "Inter", "Roboto", sans-serif;
        }
        .rank-1 {
            background: linear-gradient(135deg, #fbbf24, #f59e0b);
            color: #1a1a1a;
            box-shadow: 0 0 18px rgba(251, 191, 36, 0.5);
        }
        .rank-2 {
            background: linear-gradient(135deg, #c0c0c0, #9ca3af);
            color: #1a1a1a;
            box-shadow: 0 0 14px rgba(192, 192, 192, 0.4);
        }
        .rank-3 {
            background: linear-gradient(135deg, #cd853f, #a0522d);
            color: #fff;
            box-shadow: 0 0 12px rgba(205, 133, 63, 0.4);
        }
        .rank-normal {
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-secondary);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        /* 战力值进度条 */
        .power-bar {
            height: 6px;
            border-radius: 3px;
            background: rgba(255, 255, 255, 0.08);
            overflow: hidden;
            position: relative;
        }
        .power-bar-fill {
            height: 100%;
            border-radius: 3px;
            transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
        }
        .power-bar-fill.high {
            background: linear-gradient(90deg, #fbbf24, #f59e0b);
            box-shadow: 0 0 8px rgba(251, 191, 36, 0.5);
        }
        .power-bar-fill.mid {
            background: linear-gradient(90deg, #00C2FF, #38bdf8);
            box-shadow: 0 0 8px rgba(0, 194, 255, 0.5);
        }
        .power-bar-fill.low {
            background: linear-gradient(90deg, #8899AA, #6b7d90);
            box-shadow: 0 0 4px rgba(136, 153, 170, 0.3);
        }

        /* 排名变化箭头 */
        .rank-change {
            font-size: 0.7rem;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 2px;
        }
        .rank-up {
            color: #22c55e;
        }
        .rank-down {
            color: #ef4444;
        }
        .rank-stable {
            color: var(--text-muted);
        }

        /* FAQ手风琴 */
        .faq-item {
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 0;
            font-weight: 600;
            font-size: 1rem;
            color: #e0e5ed;
            gap: 16px;
            transition: color var(--transition-fast);
        }
        .faq-item:hover .faq-question {
            color: var(--accent-cyan);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(0, 194, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--accent-cyan);
            transition: all var(--transition-fast);
        }
        .faq-item.active .faq-icon {
            background: rgba(0, 194, 255, 0.25);
            transform: rotate(45deg);
            box-shadow: 0 0 10px rgba(0, 194, 255, 0.3);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.8;
            padding: 0 0;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 0 20px 0;
        }

        /* 数据指标数字 */
        .metric-number {
            font-family: "Inter", "Roboto", sans-serif;
            font-weight: 700;
            font-size: 2.6rem;
            letter-spacing: -1px;
            line-height: 1;
        }
        .metric-glow-cyan {
            color: var(--accent-cyan);
            text-shadow: 0 0 20px rgba(0, 194, 255, 0.4);
        }
        .metric-glow-red {
            color: var(--accent-red);
            text-shadow: 0 0 18px rgba(255, 58, 45, 0.4);
        }
        .metric-glow-gold {
            color: #fbbf24;
            text-shadow: 0 0 16px rgba(251, 191, 36, 0.35);
        }

        /* 呼吸光点 */
        .dot-live {
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: #22c55e;
            box-shadow: 0 0 10px #22c55e, 0 0 20px rgba(34, 197, 94, 0.5);
            animation: breathe 1.6s ease-in-out infinite;
        }
        @keyframes breathe {
            0%,
            100% {
                box-shadow: 0 0 8px #22c55e, 0 0 16px rgba(34, 197, 94, 0.4);
            }
            50% {
                box-shadow: 0 0 18px #22c55e, 0 0 32px rgba(34, 197, 94, 0.7);
            }
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .desktop-nav-links {
                gap: 2px;
            }
            .nav-link {
                padding: 7px 11px;
                font-size: 0.8rem;
            }
            .search-nav-wrapper {
                max-width: 240px;
            }
            .metric-number {
                font-size: 2rem;
            }
        }

        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
            .desktop-nav-links {
                display: none !important;
            }
            .search-nav-wrapper {
                display: none;
            }
            .mobile-menu-btn {
                display: flex;
            }
            .mobile-nav-panel {
                display: flex;
            }
            .metric-number {
                font-size: 1.8rem;
            }
            .game-tab {
                padding: 8px 14px;
                font-size: 0.78rem;
            }
            .btn-primary,
            .btn-glass {
                padding: 11px 22px;
                font-size: 0.85rem;
            }
            .rank-badge {
                width: 30px;
                height: 30px;
                font-size: 0.75rem;
            }
        }

        @media (max-width: 520px) {
            .metric-number {
                font-size: 1.5rem;
            }
            .game-tab {
                padding: 7px 10px;
                font-size: 0.72rem;
                border-radius: 18px;
            }
            .btn-primary,
            .btn-glass {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
                font-size: 0.82rem;
            }
            .rank-badge {
                width: 26px;
                height: 26px;
                font-size: 0.7rem;
            }
            .glass-card {
                border-radius: 12px;
            }
        }

/* roulang page: category5 */
:root {
            --bg-deep: #080D1A;
            --bg-card: rgba(12, 25, 48, 0.6);
            --accent-red: #FF3A2D;
            --accent-cyan: #00C2FF;
            --text-primary: #F0F2F5;
            --text-secondary: #8899AA;
            --text-muted: #5A6B7C;
            --glass-border: rgba(255, 255, 255, 0.08);
            --border-subtle: rgba(255, 255, 255, 0.05);
            --glow-red: 0 0 18px rgba(255, 58, 45, 0.55);
            --glow-cyan: 0 0 18px rgba(0, 194, 255, 0.5);
            --glow-cyan-soft: 0 0 10px rgba(0, 194, 255, 0.3);
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-pill: 30px;
            --font-heading: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            --font-data: "Inter", "Roboto", "PingFang SC", sans-serif;
            --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: var(--font-heading);
            background: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            overflow-x: hidden;
        }

        /* 全局背景纹理 */
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: -1;
            background:
                radial-gradient(ellipse at 25% 15%, rgba(0, 194, 255, 0.06) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 30%, rgba(255, 58, 45, 0.04) 0%, transparent 55%),
                radial-gradient(ellipse at 50% 65%, rgba(0, 194, 255, 0.03) 0%, transparent 50%);
        }

        .container-custom {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 导航样式 ========== */
        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text-secondary);
            text-decoration: none;
            border-radius: 20px;
            transition: var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-link:hover {
            color: var(--accent-cyan);
            background: rgba(0, 194, 255, 0.06);
            text-shadow: 0 0 8px rgba(0, 194, 255, 0.35);
        }
        .nav-link.active {
            color: #fff;
            background: rgba(0, 194, 255, 0.12);
            font-weight: 600;
            box-shadow: inset 0 0 0 1px rgba(0, 194, 255, 0.25);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 16px;
            height: 2px;
            background: var(--accent-cyan);
            border-radius: 2px;
            box-shadow: var(--glow-cyan-soft);
        }

        .search-box {
            width: 100%;
            padding: 10px 18px 10px 40px;
            border-radius: 30px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: #F0F2F5;
            font-size: 0.9rem;
            outline: none;
            transition: var(--transition-smooth);
            font-family: var(--font-heading);
        }
        .search-box::placeholder {
            color: var(--text-muted);
        }
        .search-box:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 0 3px rgba(0, 194, 255, 0.1), var(--glow-cyan-soft);
            background: rgba(255, 255, 255, 0.06);
        }

        .search-nav-wrapper {
            position: relative;
        }
        .search-nav-wrapper::before {
            content: '🔍';
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 0.85rem;
            pointer-events: none;
            opacity: 0.6;
            z-index: 2;
        }

        .logo-area {
            transition: var(--transition-fast);
        }
        .logo-area:hover {
            opacity: 0.9;
            filter: brightness(1.1);
        }

        /* 移动端菜单按钮 */
        .mobile-menu-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            z-index: 100;
        }
        .mobile-menu-btn span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #F0F2F5;
            border-radius: 3px;
            transition: var(--transition-fast);
        }
        .mobile-menu-btn.open span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .mobile-menu-btn.open span:nth-child(2) {
            opacity: 0;
        }
        .mobile-menu-btn.open span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: rgba(8, 13, 26, 0.97);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            z-index: 95;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 18px;
            padding: 40px 20px;
        }
        .mobile-nav-panel.show {
            display: flex;
        }
        .mobile-nav-panel a {
            font-size: 1.2rem;
            font-weight: 600;
            color: #F0F2F5;
            text-decoration: none;
            padding: 12px 24px;
            border-radius: 12px;
            transition: var(--transition-fast);
            width: 100%;
            max-width: 300px;
            text-align: center;
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: rgba(0, 194, 255, 0.12);
            color: var(--accent-cyan);
            box-shadow: var(--glow-cyan-soft);
        }

        /* ========== 玻璃卡片 ========== */
        .glass-card {
            background: var(--bg-card);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            transition: var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .glass-card::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: inherit;
            pointer-events: none;
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, transparent 50%);
            z-index: 0;
        }
        .glass-card:hover {
            border-color: rgba(255, 255, 255, 0.16);
            box-shadow: 0 8px 32px rgba(0, 194, 255, 0.08), 0 0 0 1px rgba(255, 255, 255, 0.06) inset;
            transform: translateY(-3px);
        }
        .glass-card>* {
            position: relative;
            z-index: 1;
        }

        /* ========== 按钮 ========== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            background: var(--accent-red);
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            border-radius: var(--radius-pill);
            border: none;
            cursor: pointer;
            text-decoration: none;
            transition: var(--transition-smooth);
            box-shadow: var(--glow-red);
            letter-spacing: 0.3px;
            font-family: var(--font-heading);
            white-space: nowrap;
        }
        .btn-primary:hover {
            box-shadow: 0 0 28px rgba(255, 58, 45, 0.7), 0 4px 16px rgba(255, 58, 45, 0.35);
            transform: translateY(-1px);
            filter: brightness(1.08);
        }
        .btn-primary:active {
            transform: scale(0.97);
            box-shadow: 0 0 14px rgba(255, 58, 45, 0.5);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 11px 26px;
            background: transparent;
            color: var(--accent-cyan);
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-pill);
            border: 1.5px solid rgba(0, 194, 255, 0.4);
            cursor: pointer;
            text-decoration: none;
            transition: var(--transition-smooth);
            font-family: var(--font-heading);
            white-space: nowrap;
        }
        .btn-ghost:hover {
            background: rgba(0, 194, 255, 0.08);
            border-color: var(--accent-cyan);
            box-shadow: var(--glow-cyan-soft);
            color: #fff;
        }
        .btn-ghost:active {
            transform: scale(0.97);
        }
        .btn-ghost:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 3px;
        }

        .btn-sm {
            padding: 7px 16px;
            font-size: 0.82rem;
            border-radius: 20px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: var(--transition-fast);
            font-family: var(--font-heading);
            white-space: nowrap;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .btn-sm-cyan {
            background: rgba(0, 194, 255, 0.15);
            color: var(--accent-cyan);
            border: 1px solid rgba(0, 194, 255, 0.3);
        }
        .btn-sm-cyan:hover {
            background: rgba(0, 194, 255, 0.25);
            box-shadow: var(--glow-cyan-soft);
        }
        .btn-sm-red {
            background: var(--accent-red);
            color: #fff;
            box-shadow: 0 0 10px rgba(255, 58, 45, 0.35);
        }
        .btn-sm-red:hover {
            box-shadow: 0 0 20px rgba(255, 58, 45, 0.55);
            filter: brightness(1.1);
        }

        /* ========== 状态徽章 ========== */
        .badge-live {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.4px;
            background: rgba(255, 58, 45, 0.18);
            color: #FF5C52;
            border: 1px solid rgba(255, 58, 45, 0.35);
            animation: pulse-badge 2s ease-in-out infinite;
        }
        .badge-live::before {
            content: '';
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #FF3A2D;
            box-shadow: 0 0 8px rgba(255, 58, 45, 0.8);
            animation: breathe 1.4s ease-in-out infinite;
        }
        @keyframes breathe {
            0%,
            100% {
                box-shadow: 0 0 6px rgba(255, 58, 45, 0.7);
            }
            50% {
                box-shadow: 0 0 16px rgba(255, 58, 45, 1), 0 0 24px rgba(255, 58, 45, 0.6);
            }
        }
        @keyframes pulse-badge {
            0%,
            100% {
                border-color: rgba(255, 58, 45, 0.35);
            }
            50% {
                border-color: rgba(255, 58, 45, 0.6);
            }
        }

        .badge-upcoming {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 600;
            background: rgba(0, 194, 255, 0.12);
            color: var(--accent-cyan);
            border: 1px solid rgba(0, 194, 255, 0.3);
        }
        .badge-ended {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.04);
            color: #8899AA;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        /* ========== 直播卡片 ========== */
        .live-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: rgba(12, 25, 48, 0.5);
            border: 1px solid var(--glass-border);
            transition: var(--transition-smooth);
            cursor: pointer;
            position: relative;
        }
        .live-card:hover {
            border-color: rgba(255, 255, 255, 0.18);
            box-shadow: 0 12px 36px rgba(0, 194, 255, 0.1);
            transform: translateY(-4px);
        }
        .live-card .card-thumb {
            position: relative;
            width: 100%;
            height: 200px;
            overflow: hidden;
            background: #0a1628;
        }
        .live-card .card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .live-card:hover .card-thumb img {
            transform: scale(1.05);
        }
        .live-card .thumb-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(8, 13, 26, 0.85) 0%, transparent 55%);
            display: flex;
            align-items: flex-end;
            padding: 16px;
        }
        .live-card .play-icon-circle {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.55);
            backdrop-filter: blur(6px);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.35);
            transition: var(--transition-smooth);
            pointer-events: none;
        }
        .live-card:hover .play-icon-circle {
            background: rgba(255, 58, 45, 0.7);
            border-color: #fff;
            box-shadow: var(--glow-red);
            width: 58px;
            height: 58px;
        }

        /* ========== 页面板块间距 ========== */
        .section-gap {
            margin-bottom: 88px;
        }
        @media (max-width: 768px) {
            .section-gap {
                margin-bottom: 56px;
            }
        }

        /* ========== FAQ 手风琴 ========== */
        .faq-item {
            border-bottom: 1px solid var(--border-subtle);
            overflow: hidden;
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            color: var(--accent-cyan);
            font-size: 1rem;
            font-weight: 600;
            padding: 18px 0;
            text-align: left;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: var(--transition-fast);
            font-family: var(--font-heading);
            letter-spacing: 0.2px;
        }
        .faq-question:hover {
            color: #fff;
            text-shadow: 0 0 8px rgba(0, 194, 255, 0.4);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(0, 194, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: var(--transition-smooth);
            border: 1px solid rgba(0, 194, 255, 0.2);
            color: var(--accent-cyan);
        }
        .faq-question.open .faq-icon {
            background: rgba(0, 194, 255, 0.2);
            transform: rotate(45deg);
            border-color: var(--accent-cyan);
            box-shadow: var(--glow-cyan-soft);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            color: var(--text-secondary);
            font-size: 0.92rem;
            line-height: 1.8;
            padding: 0 0;
        }
        .faq-answer.open {
            max-height: 200px;
            padding: 0 0 18px 0;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .desktop-nav-links {
                gap: 2px !important;
            }
            .nav-link {
                padding: 7px 10px;
                font-size: 0.8rem;
            }
            .search-nav-wrapper {
                max-width: 240px;
            }
        }
        @media (max-width: 768px) {
            .desktop-nav-links {
                display: none !important;
            }
            .mobile-menu-btn {
                display: flex !important;
            }
            .search-nav-wrapper {
                max-width: 100%;
                flex: 1;
                min-width: 140px;
            }
            .container-custom {
                padding: 0 16px;
            }
            .live-card .card-thumb {
                height: 160px;
            }
        }
        @media (max-width: 520px) {
            .live-card .card-thumb {
                height: 140px;
            }
            .btn-primary,
            .btn-ghost {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
        }

        /* 可访问性 */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 2px;
        }