* {
    font-family: "Segoe UI", "Helvetica Neue", Arial, "Microsoft YaHei", "微软雅黑", "PingFang SC", sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  html {
    scroll-behavior: smooth;
  }
  body {
    background: linear-gradient(135deg, #7dd3fc 0%, #f0f9ff 50%, #e0f2fe 100%);
    color: #1e293b;
    line-height: 1.7;
  }

  /* 顶部导航 */
  .site-header {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 2px 20px rgba(125, 211, 252, 0.2);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 14px 32px;
  }
  .header-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
  }
  .logo {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, #0284c7, #38bdf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
    text-decoration: none;
  }
  .nav-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    align-items: center;
  }
  .nav-links a {
    text-decoration: none;
    color: #0c4a6e;
    font-weight: 500;
    font-size: 15px;
    padding: 6px 14px;
    border-radius: 20px;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.6);
  }
  .nav-links a:hover {
    background: #0ea5e9;
    color: #fff;
    box-shadow: 0 4px 16px rgba(14, 165, 233, 0.35);
    transform: translateY(-2px);
  }

  /* Hero 大屏展示 */
  .hero-section {
    background: linear-gradient(120deg, #0c4a6e 0%, #0284c7 50%, #38bdf8 100%);
    padding: 90px 32px;
    position: relative;
    overflow: hidden;
  }
  .hero-section::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255,255,255,0.12) 0%, transparent 70%);
    top: -100px;
    right: -100px;
    border-radius: 50%;
  }
  .hero-section::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
    bottom: -50px;
    left: -50px;
    border-radius: 50%;
  }
  .hero-content {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 48px;
    position: relative;
    z-index: 2;
    flex-wrap: wrap;
  }
  .hero-text {
    flex: 1;
    min-width: 280px;
  }
  .hero-text h2 {
    color: #fff;
    font-size: 42px;
    line-height: 1.3;
    margin-bottom: 18px;
    font-weight: 700;
  }
  .hero-text p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 18px;
    margin-bottom: 28px;
    max-width: 500px;
  }
  .hero-btn {
    display: inline-block;
    background: #fff;
    color: #0284c7;
    padding: 14px 36px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
  }
  .hero-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.2);
  }
  .hero-img {
    flex: 1;
    min-width: 260px;
    text-align: center;
  }
  .hero-img img {
    max-width: 100%;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
  }

  /* 通用section */
  .section {
    max-width: 1280px;
    margin: 0 auto;
    padding: 60px 32px;
  }
  .section-title {
    font-size: 34px;
    font-weight: 700;
    text-align: center;
    color: #0c4a6e;
    margin-bottom: 10px;
  }
  .section-subtitle {
    text-align: center;
    color: #475569;
    font-size: 16px;
    margin-bottom: 36px;
  }

  /* GEO intro */
  .geo-wrapper {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 40px 48px;
    box-shadow: 0 8px 32px rgba(125, 211, 252, 0.2);
  }
  .geo-wrapper h1 {
    font-size: 36px;
    color: #0c4a6e;
    text-align: center;
    margin-bottom: 20px;
    font-weight: 700;
  }
  .geo-wrapper p {
    font-size: 16px;
    color: #334155;
    text-align: justify;
  }

  /* 数据统计 */
  .stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    margin-top: 32px;
  }
  .stat-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 28px 20px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(125, 211, 252, 0.15);
    transition: all 0.3s;
  }
  .stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 36px rgba(125, 211, 252, 0.3);
  }
  .stat-num {
    font-size: 44px;
    font-weight: 800;
    background: linear-gradient(135deg, #0284c7, #38bdf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }
  .stat-label {
    color: #475569;
    font-size: 15px;
    margin-top: 8px;
  }

  /* 核心优势 */
  .advantage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 28px;
    margin-top: 32px;
  }
  .advantage-card {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 30px 24px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(125, 211, 252, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.6);
    transition: all 0.3s;
  }
  .advantage-card:hover {
    transform: translateY(-6px) scale(1.02);
  }
  .advantage-icon {
    font-size: 48px;
    margin-bottom: 16px;
  }
  .advantage-card h3 {
    font-size: 20px;
    color: #0c4a6e;
    margin-bottom: 10px;
  }
  .advantage-card p {
    font-size: 14px;
    color: #475569;
  }

  /* 焦点赛事 */
  .events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
    margin-top: 32px;
  }
  .event-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 24px rgba(125, 211, 252, 0.2);
    transition: all 0.3s;
  }
  .event-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(125, 211, 252, 0.35);
  }
  .event-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
  }
  .event-info {
    padding: 20px;
  }
  .event-info h3 {
    font-size: 18px;
    color: #0c4a6e;
    margin-bottom: 8px;
  }
  .event-info p {
    font-size: 14px;
    color: #475569;
    margin-bottom: 6px;
  }

  /* 精彩集锦 */
  .highlight-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
    margin-top: 32px;
  }
  .highlight-card {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(125, 211, 252, 0.15);
  }
  .highlight-card img {
    width: 100%;
    height: 160px;
    object-fit: cover;
    display: block;
  }
  .highlight-card .hl-body {
    padding: 16px 20px;
  }
  .highlight-card h3 {
    font-size: 17px;
    color: #0c4a6e;
  }
  .highlight-card p {
    font-size: 13px;
    color: #64748b;
    margin-top: 4px;
  }

  /* 赛事直播 */
  .live-list {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
  }
  .live-item {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 18px 24px;
    box-shadow: 0 2px 16px rgba(125, 211, 252, 0.12);
    gap: 16px;
    flex-wrap: wrap;
  }
  .live-dot {
    width: 10px;
    height: 10px;
    background: #ef4444;
    border-radius: 50%;
    animation: pulse 1.5s infinite;
    flex-shrink: 0;
  }
  @keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.4); }
  }
  .live-item .league {
    font-weight: 600;
    color: #0284c7;
    min-width: 100px;
  }
  .live-item .teams {
    flex: 1;
    color: #1e293b;
    font-weight: 500;
  }
  .live-item .score-text {
    font-weight: 700;
    color: #0c4a6e;
    font-size: 18px;
  }
  .live-item .watch-btn {
    background: #0ea5e9;
    color: #fff;
    padding: 6px 18px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: background 0.3s;
  }
  .live-item .watch-btn:hover {
    background: #0284c7;
  }

  /* 新闻列表 */
  .news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 28px;
    margin-top: 36px;
  }
  .news-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 24px;
    box-shadow: 0 4px 24px rgba(125, 211, 252, 0.15);
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
  }
  .news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(125, 211, 252, 0.3);
  }
  .news-date {
    font-size: 13px;
    color: #0ea5e9;
    font-weight: 600;
    margin-bottom: 8px;
    background: rgba(14, 165, 233, 0.1);
    display: inline-block;
    padding: 3px 12px;
    border-radius: 20px;
    align-self: flex-start;
  }
  .news-card h3 {
    font-size: 18px;
    color: #0c4a6e;
    margin-bottom: 10px;
    line-height: 1.4;
  }
  .news-card p {
    font-size: 14px;
    color: #475569;
    flex: 1;
  }

  /* 品牌故事 */
  .story-wrapper {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 50px;
    display: flex;
    gap: 36px;
    align-items: center;
    flex-wrap: wrap;
    box-shadow: 0 8px 32px rgba(125, 211, 252, 0.18);
  }
  .story-wrapper img {
    border-radius: 20px;
    max-width: 360px;
    width: 100%;
  }
  .story-text {
    flex: 1;
    min-width: 260px;
  }
  .story-text h3 {
    font-size: 28px;
    color: #0c4a6e;
    margin-bottom: 16px;
  }
  .story-text p {
    font-size: 15px;
    color: #334155;
    margin-bottom: 12px;
  }

  /* 下载中心 */
  .download-wrapper {
    background: linear-gradient(135deg, #e0f2fe, #f0f9ff);
    border-radius: 24px;
    padding: 48px;
    display: flex;
    align-items: center;
    gap: 36px;
    flex-wrap: wrap;
    box-shadow: 0 8px 32px rgba(125, 211, 252, 0.18);
  }
  .download-wrapper img {
    max-width: 200px;
    border-radius: 20px;
  }
  .download-text {
    flex: 1;
  }
  .download-text h3 {
    font-size: 26px;
    color: #0c4a6e;
    margin-bottom: 12px;
  }
  .download-text p {
    color: #475569;
    margin-bottom: 16px;
  }
  .download-btn {
    display: inline-block;
    background: #0284c7;
    color: #fff;
    padding: 12px 32px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    margin-right: 12px;
    transition: all 0.3s;
    box-shadow: 0 4px 16px rgba(2, 132, 199, 0.3);
  }
  .download-btn:hover {
    background: #0369a1;
    transform: translateY(-2px);
  }
  .download-btn.secondary {
    background: #fff;
    color: #0284c7;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  }
  .download-btn.secondary:hover {
    background: #f0f9ff;
  }

  /* 合作伙伴 */
  .partner-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-top: 32px;
  }
  .partner-item {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    border-radius: 16px;
    padding: 20px 12px;
    text-align: center;
    font-weight: 600;
    color: #334155;
    font-size: 15px;
    box-shadow: 0 2px 12px rgba(125, 211, 252, 0.1);
    transition: all 0.3s;
  }
  .partner-item:hover {
    transform: scale(1.04);
    background: #fff;
  }
  .partner-item img {
    max-width: 48px;
    margin-bottom: 8px;
  }

  /* CTA */
  .cta-wrapper {
    background: linear-gradient(120deg, #0c4a6e, #0284c7);
    border-radius: 32px;
    padding: 60px 48px;
    text-align: center;
    color: #fff;
    box-shadow: 0 16px 50px rgba(2, 132, 199, 0.35);
    position: relative;
    overflow: hidden;
  }
  .cta-wrapper h3 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
  }
  .cta-wrapper p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }
  .cta-btn {
    background: #fff;
    color: #0284c7;
    padding: 14px 40px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 700;
    font-size: 16px;
    display: inline-block;
    transition: all 0.3s;
  }
  .cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
  }

  /* FAQ */
  .faq-list {
    max-width: 900px;
    margin: 0 auto;
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
  }
  .faq-item {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 24px 28px;
    box-shadow: 0 2px 16px rgba(125, 211, 252, 0.12);
    transition: all 0.3s;
  }
  .faq-item:hover {
    box-shadow: 0 8px 32px rgba(125, 211, 252, 0.25);
  }
  .faq-item h4 {
    font-size: 17px;
    color: #0c4a6e;
    margin-bottom: 10px;
    font-weight: 600;
  }
  .faq-item p {
    font-size: 14px;
    color: #475569;
  }

  /* 页脚 */
  .site-footer {
    background: #0f172a;
    color: #94a3b8;
    padding: 48px 32px 20px;
    margin-top: 40px;
  }
  .footer-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 36px;
  }
  .footer-block h4 {
    color: #f1f5f9;
    font-size: 18px;
    margin-bottom: 14px;
  }
  .footer-block p {
    font-size: 14px;
    line-height: 1.8;
  }
  .footer-block a {
    color: #7dd3fc;
    text-decoration: none;
    margin-right: 12px;
    font-size: 14px;
  }
  .footer-block a:hover {
    text-decoration: underline;
  }
  .footer-bottom {
    max-width: 1280px;
    margin: 32px auto 0;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
    font-size: 13px;
    color: #64748b;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
  }

  /* 响应式 */
  @media (max-width: 640px) {
    .hero-text h2 {
      font-size: 28px;
    }
    .section {
      padding: 40px 20px;
    }
    .geo-wrapper {
      padding: 24px 20px;
    }
    .hero-content {
      flex-direction: column-reverse;
    }
    .story-wrapper,
    .download-wrapper {
      padding: 24px 20px;
    }
    .news-grid {
      grid-template-columns: 1fr;
    }
    .nav-links {
      justify-content: center;
    }
  }