*,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "Segoe UI", "Helvetica Neue", Arial, "Microsoft YaHei", "微软雅黑", "PingFang SC", sans-serif;
            background: linear-gradient(135deg, #0a0a0a 0%, #1a1040 50%, #2d1b69 100%);
            color: #fff;
            line-height: 1.7;
            overflow-x: hidden;
        }
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100vw;
            height: 100vh;
            background: radial-gradient(circle at 20% 20%, rgba(236, 72, 153, 0.08) 0%, transparent 50%), radial-gradient(circle at 80% 80%, rgba(34, 211, 238, 0.06) 0%, transparent 50%);
            pointer-events: none;
            z-index: 0;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        img {
            max-width: 100%;
            display: block;
            border: 0;
        }
        .container {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 24px;
            position: relative;
            z-index: 1;
        }
        /* Navbar */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            background: rgba(10, 10, 10, 0.75);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(236, 72, 153, 0.15);
            transition: all .3s;
        }
        .navbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.5rem;
            background: linear-gradient(90deg, #ec4899, #22d3ee);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 2px;
        }
        .brand-img {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            object-fit: cover;
            box-shadow: 0 0 18px rgba(236, 72, 153, 0.5);
        }
        .nav-links {
            display: flex;
            gap: 28px;
            align-items: center;
            list-style: none;
        }
        .nav-links a {
            font-size: 0.95rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            padding: 6px 2px;
            position: relative;
            transition: color .3s;
        }
        .nav-links a:hover {
            color: #22d3ee;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0%;
            height: 2px;
            background: linear-gradient(90deg, #ec4899, #22d3ee);
            transition: width .3s;
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        /* Hero */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 120px 0 80px;
            background: url('/img/tiyu.webp') center center / cover no-repeat;
            position: relative;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(10, 10, 10, 0.6);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 900px;
        }
        .hero h1 {
            font-size: clamp(2.2rem, 5vw, 3.8rem);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 24px;
            background: linear-gradient(135deg, #fff, #ec4899, #22d3ee);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 0 40px rgba(236, 72, 153, 0.3);
            letter-spacing: 1px;
        }
        .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.9;
            max-width: 800px;
            margin: 0 auto 40px;
        }
        .hero-tags {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .hero-tags span {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(236, 72, 153, 0.3);
            border-radius: 30px;
            padding: 8px 20px;
            font-size: 0.85rem;
            color: #e0e0e0;
            backdrop-filter: blur(10px);
        }
        /* Section base */
        .section {
            padding: 80px 0;
            position: relative;
        }
        .section-title {
            text-align: center;
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 20px;
            background: linear-gradient(90deg, #ec4899, #22d3ee);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: 1px;
        }
        .section-sub {
            text-align: center;
            color: rgba(255, 255, 255, 0.6);
            max-width: 700px;
            margin: 0 auto 50px;
            font-size: 1rem;
        }
        /* Stats */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }
        .stat-card {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: 16px;
            padding: 36px 20px;
            text-align: center;
            backdrop-filter: blur(10px);
            transition: transform .3s, box-shadow .3s;
            position: relative;
            overflow: hidden;
        }
        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(236, 72, 153, 0.1), transparent);
            transition: left .5s;
        }
        .stat-card:hover::before {
            left: 100%;
        }
        .stat-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(236, 72, 153, 0.1);
        }
        .stat-num {
            font-size: 2.8rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ec4899, #22d3ee);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .stat-label {
            color: rgba(255, 255, 255, 0.7);
            margin-top: 10px;
            font-size: 0.9rem;
        }
        /* Advantages */
        .adv-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .adv-card {
            background: linear-gradient(145deg, rgba(45, 27, 105, 0.4), rgba(10, 10, 10, 0.6));
            border: 1px solid rgba(236, 72, 153, 0.2);
            border-radius: 20px;
            padding: 30px;
            backdrop-filter: blur(10px);
            transition: all .3s;
            position: relative;
            overflow: hidden;
        }
        .adv-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 0 40px rgba(34, 211, 238, 0.15), 0 0 60px rgba(236, 72, 153, 0.1);
            border-color: rgba(34, 211, 238, 0.4);
        }
        .adv-icon {
            width: 60px;
            height: 60px;
            border-radius: 16px;
            object-fit: cover;
            margin-bottom: 16px;
            box-shadow: 0 0 20px rgba(236, 72, 153, 0.3);
        }
        .adv-card h3 {
            font-size: 1.3rem;
            margin-bottom: 10px;
        }
        .adv-card p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.95rem;
        }
        /* Brand story */
        .story-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .story-img {
            border-radius: 20px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.05);
            width: 100%;
            height: 380px;
            object-fit: cover;
        }
        .story-text h3 {
            font-size: 1.6rem;
            margin-bottom: 16px;
            color: #22d3ee;
        }
        .story-text p {
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 14px;
        }
        /* Featured Events */
        .events-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .event-card {
            background: rgba(255, 255, 255, 0.03);
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: all .3s;
        }
        .event-card:hover {
            box-shadow: 0 0 30px rgba(34, 211, 238, 0.1), 0 0 50px rgba(236, 72, 153, 0.05);
            transform: scale(1.02);
        }
        .event-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
        }
        .event-info {
            padding: 20px;
        }
        .event-info h4 {
            margin-bottom: 8px;
            font-size: 1.05rem;
        }
        .event-info .meta {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }
        /* Live stream */
        .live-box {
            background: linear-gradient(135deg, rgba(236, 72, 153, 0.15), rgba(34, 211, 238, 0.1));
            border-radius: 24px;
            padding: 50px 40px;
            text-align: center;
            border: 1px solid rgba(236, 72, 153, 0.3);
        }
        .live-box img {
            width: 80px;
            height: 80px;
            margin: 0 auto 20px;
            border-radius: 20px;
            box-shadow: 0 0 40px rgba(236, 72, 153, 0.4);
        }
        .live-box p {
            color: rgba(255, 255, 255, 0.8);
            max-width: 600px;
            margin: 0 auto 24px;
        }
        .live-btn {
            display: inline-block;
            background: linear-gradient(90deg, #ec4899, #22d3ee);
            padding: 12px 32px;
            border-radius: 40px;
            font-weight: 700;
            color: #000;
            transition: transform .3s;
        }
        .live-btn:hover {
            transform: scale(1.05);
        }
        /* Rankings */
        .rank-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .rank-item {
            background: rgba(255, 255, 255, 0.03);
            border-radius: 12px;
            padding: 16px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }
        .rank-item .pos {
            font-weight: 900;
            font-size: 1.2rem;
            color: #ec4899;
        }
        .rank-item .team {
            flex: 1;
            margin-left: 14px;
            font-weight: 600;
        }
        .rank-item .pts {
            color: #22d3ee;
            font-weight: 700;
        }
        /* Testimonials */
        .testi-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .testi-card {
            background: rgba(255, 255, 255, 0.03);
            border-radius: 16px;
            padding: 28px;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }
        .testi-card .quote {
            color: rgba(255, 255, 255, 0.75);
            font-style: italic;
            margin-bottom: 16px;
        }
        .testi-card .user {
            font-weight: 600;
            color: #22d3ee;
        }
        /* News */
        .news-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .news-card {
            background: rgba(255, 255, 255, 0.03);
            border-radius: 16px;
            padding: 28px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: all .3s;
            display: flex;
            gap: 20px;
        }
        .news-card:hover {
            box-shadow: 0 0 30px rgba(34, 211, 238, 0.08);
            transform: translateY(-4px);
        }
        .news-card img {
            width: 80px;
            height: 80px;
            border-radius: 12px;
            object-fit: cover;
            flex-shrink: 0;
        }
        .news-date {
            font-size: 0.85rem;
            color: #ec4899;
            margin-bottom: 6px;
            font-weight: 600;
        }
        .news-card h4 {
            font-size: 1.1rem;
            margin-bottom: 8px;
        }
        .news-card p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.95rem;
        }
        /* FAQ */
        .faq-wrap {
            max-width: 900px;
            margin: 0 auto;
        }
        .faq-item {
            margin-bottom: 16px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            overflow: hidden;
            background: rgba(255, 255, 255, 0.02);
        }
        .faq-item summary {
            padding: 20px 24px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: background .3s;
        }
        .faq-item summary:hover {
            background: rgba(236, 72, 153, 0.05);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '+';
            font-size: 1.5rem;
            color: #ec4899;
            transition: transform .3s;
        }
        .faq-item[open] summary::after {
            transform: rotate(45deg);
        }
        .faq-answer {
            padding: 0 24px 20px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.8;
        }
        /* Download & CTA */
        .download-wrap {
            background: linear-gradient(135deg, rgba(45, 27, 105, 0.6), rgba(236, 72, 153, 0.2));
            border-radius: 24px;
            padding: 60px 40px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .download-wrap img {
            width: 120px;
            height: 120px;
            margin: 0 auto 24px;
            border-radius: 24px;
            box-shadow: 0 0 50px rgba(236, 72, 153, 0.4);
        }
        .download-btns {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-top: 20px;
        }
        .download-btns a {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 12px 28px;
            border-radius: 40px;
            font-weight: 600;
            transition: all .3s;
        }
        .download-btns a:hover {
            background: #ec4899;
            border-color: #ec4899;
        }
        /* Footer */
        .footer {
            background: rgba(0, 0, 0, 0.6);
            padding: 50px 0 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            position: relative;
            z-index: 1;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer h5 {
            color: #ec4899;
            margin-bottom: 14px;
            font-size: 1rem;
            letter-spacing: 1px;
        }
        .footer p,
        .footer li {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            line-height: 1.8;
            list-style: none;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            margin: 0 8px;
        }
        .footer-bottom a:hover {
            color: #22d3ee;
        }
        /* Responsive */
        @media(max-width:768px) {
            .navbar .container {
                flex-direction: column;
                height: auto;
                padding: 14px;
                gap: 10px;
            }
            .nav-links {
                flex-wrap: wrap;
                justify-content: center;
                gap: 12px;
            }
            .nav-links a {
                font-size: 0.85rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .adv-grid {
                grid-template-columns: 1fr;
            }
            .story-wrap {
                grid-template-columns: 1fr;
            }
            .events-grid {
                grid-template-columns: 1fr;
            }
            .rank-list {
                grid-template-columns: 1fr;
            }
            .testi-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }