/* 全局重置与字体强制 */
*, *::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: #f0fdfa;
  color: #1e293b;
  line-height: 1.75;
  overflow-x: hidden;
}
h1, h2, h3, h4, h5, h6, p, a, span, div, section, article, footer, nav, li {
  font-family: "Segoe UI", "Helvetica Neue", Arial, "Microsoft YaHei", "微软雅黑", "PingFang SC", sans-serif;
}
a {
  text-decoration: none;
  color: inherit;
}
img {
  max-width: 100%;
  display: block;
  border-radius: 16px;
}
/* 颜色变量 */
:root {
  --primary: #14b8a6;
  --primary-dark: #0d9488;
  --deep-blue: #0f172a;
  --purple: #8b5cf6;
  --silver: #e2e8f0;
  --text-main: #1e293b;
  --text-sub: #64748b;
  --bg-light: #f0fdfa;
  --gradient-main: linear-gradient(135deg, #14b8a6 0%, #0f172a 100%);
  --gradient-card: linear-gradient(135deg, rgba(20,184,166,0.07), rgba(139,92,246,0.07));
  --shadow-card: 0 10px 40px rgba(15,23,42,0.06);
  --shadow-hover: 0 20px 60px rgba(20,184,166,0.15);
}
/* 导航栏 */
.nav-wrapper {
  background: rgba(15,23,42,0.95);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 999;
  border-bottom: 1px solid rgba(20,184,166,0.25);
}
.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  padding: 16px 24px;
  flex-wrap: wrap;
  max-width: 1280px;
  margin: 0 auto;
}
.nav-links a {
  color: #e2e8f0;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 6px 16px;
  border-radius: 30px;
  transition: all 0.3s ease;
  position: relative;
}
.nav-links a:hover {
  background: rgba(20,184,166,0.2);
  color: #14b8a6;
}
.nav-links a:first-child {
  background: linear-gradient(135deg, #14b8a6, #8b5cf6);
  color: #fff;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(20,184,166,0.3);
}
/* Hero */
.hero-section {
  background: linear-gradient(135deg, rgba(15,23,42,0.92), rgba(20,184,166,0.75)), url('/img/head.webp') center/cover no-repeat;
  min-height: 72vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 24px;
  position: relative;
  overflow: hidden;
}
.hero-section::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(20,184,166,0.3), transparent 70%);
  top: -200px;
  right: -100px;
  animation: float 8s ease-in-out infinite;
}
.hero-section::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(139,92,246,0.25), transparent 70%);
  bottom: -100px;
  left: -50px;
  animation: float 10s ease-in-out infinite reverse;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(20px); }
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
}
.hero-content h1 {
  font-size: 44px;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.3;
  margin-bottom: 24px;
  text-shadow: 0 4px 30px rgba(0,0,0,0.3);
  letter-spacing: 1px;
}
.hero-content p {
  font-size: 18px;
  color: rgba(226,232,240,0.92);
  max-width: 680px;
  margin: 0 auto 36px;
  line-height: 1.8;
}
.btn-primary {
  display: inline-block;
  background: linear-gradient(135deg, #14b8a6, #8b5cf6);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  padding: 14px 42px;
  border-radius: 50px;
  box-shadow: 0 8px 32px rgba(20,184,166,0.35);
  transition: all 0.4s ease;
  border: none;
  cursor: pointer;
}
.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 40px rgba(139,92,246,0.4);
}
/* 区块通用 */
.section {
  padding: 72px 24px;
  max-width: 1280px;
  margin: 0 auto;
}
.section-header {
  text-align: center;
  font-size: 34px;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 12px;
  letter-spacing: 1px;
  position: relative;
}
.section-header::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, #14b8a6, #8b5cf6);
  border-radius: 4px;
  margin: 16px auto 0;
}
.section-sub {
  text-align: center;
  color: #64748b;
  font-size: 16px;
  max-width: 640px;
  margin: 12px auto 48px;
}
/* GEO */
.geo-intro {
  background: linear-gradient(135deg, rgba(20,184,166,0.06), rgba(139,92,246,0.06));
  border-radius: 24px;
  padding: 48px 40px;
  margin: -30px auto 0;
  max-width: 1200px;
  position: relative;
  z-index: 3;
  box-shadow: 0 10px 40px rgba(15,23,42,0.08);
  border: 1px solid rgba(20,184,166,0.15);
}
.geo-intro p {
  font-size: 16px;
  line-height: 2;
  color: #334155;
  text-align: center;
  max-width: 960px;
  margin: 0 auto;
}
/* 数据统计 */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
  margin-top: 40px;
}
.stat-card {
  background: linear-gradient(145deg, #ffffff, #f0fdfa);
  border-radius: 20px;
  padding: 36px 28px;
  text-align: center;
  box-shadow: 0 8px 32px rgba(15,23,42,0.05);
  border: 1px solid rgba(20,184,166,0.1);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.stat-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(20,184,166,0.15);
}
.stat-number {
  font-size: 42px;
  font-weight: 900;
  background: linear-gradient(135deg, #14b8a6, #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
}
.stat-label {
  color: #64748b;
  font-size: 15px;
  font-weight: 500;
}
/* 核心优势 */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
  margin-top: 44px;
}
.advantage-card {
  background: linear-gradient(135deg, rgba(20,184,166,0.05), rgba(139,92,246,0.05));
  border-radius: 20px;
  padding: 36px 28px;
  border: 1px solid rgba(20,184,166,0.1);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}
.advantage-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #14b8a6, #8b5cf6);
  opacity: 0;
  transition: opacity 0.4s ease;
}
.advantage-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(20,184,166,0.1);
}
.advantage-card:hover::before {
  opacity: 1;
}
.advantage-icon {
  font-size: 40px;
  margin-bottom: 16px;
}
.advantage-card h3 {
  font-size: 20px;
  color: #0f172a;
  margin-bottom: 10px;
  font-weight: 700;
}
.advantage-card p {
  color: #64748b;
  font-size: 14px;
  line-height: 1.7;
}
/* 品牌故事 */
.brand-story {
  background: linear-gradient(135deg, #0f172a, #134e4a);
  color: #e2e8f0;
  border-radius: 28px;
  padding: 64px 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.brand-story h2 {
  font-size: 32px;
  color: #fff;
  margin-bottom: 20px;
}
.brand-story p {
  color: rgba(226,232,240,0.85);
  line-height: 1.9;
  font-size: 15px;
  margin-bottom: 16px;
}
.brand-story img {
  border-radius: 24px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
/* 焦点赛事 */
.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
  margin-top: 40px;
}
.event-card {
  border-radius: 20px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 8px 30px rgba(15,23,42,0.06);
  transition: all 0.4s ease;
}
.event-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(20,184,166,0.12);
}
.event-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 0;
}
.event-card-body {
  padding: 24px;
}
.event-card-body .tag {
  display: inline-block;
  background: rgba(20,184,166,0.1);
  color: #0d9488;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 12px;
}
.event-card-body h3 {
  font-size: 20px;
  color: #0f172a;
  margin-bottom: 8px;
}
.event-card-body p {
  color: #64748b;
  font-size: 14px;
}
/* 赛事直播 */
.live-stream-section {
  background: linear-gradient(135deg, rgba(20,184,166,0.08), rgba(139,92,246,0.08));
  border-radius: 28px;
  padding: 60px 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.live-stream-section h2 {
  font-size: 32px;
  color: #0f172a;
  margin-bottom: 20px;
}
.live-stream-section p {
  color: #475569;
  line-height: 1.9;
  font-size: 15px;
  margin-bottom: 16px;
}
.live-stream-section img {
  border-radius: 24px;
  box-shadow: 0 20px 60px rgba(20,184,166,0.2);
}
/* 积分商城 */
.points-mall {
  background: linear-gradient(135deg, rgba(15,23,42,0.03), rgba(20,184,166,0.05));
  border-radius: 28px;
  padding: 60px 48px;
}
.points-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin-top: 36px;
}
.points-item {
  background: #fff;
  border-radius: 16px;
  padding: 32px 20px;
  text-align: center;
  box-shadow: 0 6px 24px rgba(15,23,42,0.04);
  border: 1px solid rgba(20,184,166,0.1);
  transition: all 0.3s ease;
}
.points-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(20,184,166,0.12);
}
.points-item .icon {
  font-size: 36px;
  margin-bottom: 12px;
}
.points-item h4 {
  font-size: 16px;
  color: #0f172a;
  margin-bottom: 6px;
}
.points-item span {
  color: #14b8a6;
  font-weight: 700;
  font-size: 18px;
}
/* 新闻 */
.news-section {
  background: #fff;
  border-radius: 28px;
  padding: 60px 48px;
}
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  margin-top: 40px;
}
.news-card {
  background: #f8fafc;
  border-radius: 18px;
  padding: 28px;
  border-left: 4px solid #14b8a6;
  transition: all 0.3s ease;
}
.news-card:hover {
  background: #f0fdfa;
  box-shadow: 0 12px 30px rgba(20,184,166,0.08);
}
.news-card time {
  font-size: 13px;
  color: #14b8a6;
  font-weight: 600;
  letter-spacing: 1px;
}
.news-card h3 {
  font-size: 19px;
  color: #0f172a;
  margin: 12px 0 10px;
  font-weight: 700;
  line-height: 1.4;
}
.news-card p {
  color: #64748b;
  font-size: 14px;
  line-height: 1.8;
}
.news-card .news-link {
  display: inline-block;
  margin-top: 16px;
  color: #14b8a6;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.3s ease;
}
.news-card .news-link:hover {
  color: #8b5cf6;
  gap: 6px;
}
/* FAQ */
.faq-section {
  background: linear-gradient(135deg, rgba(20,184,166,0.04), rgba(139,92,246,0.04));
  border-radius: 28px;
  padding: 60px 48px;
}
.faq-list {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 36px;
}
.faq-item {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(15,23,42,0.04);
  border: 1px solid rgba(20,184,166,0.08);
  transition: all 0.3s ease;
}
.faq-item:hover {
  box-shadow: 0 8px 30px rgba(20,184,166,0.1);
}
.faq-question {
  padding: 20px 24px;
  font-size: 17px;
  font-weight: 700;
  color: #0f172a;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  transition: all 0.3s ease;
}
.faq-question:hover {
  color: #14b8a6;
}
.faq-question::after {
  content: '+';
  font-size: 24px;
  color: #14b8a6;
  transition: transform 0.3s ease;
  font-weight: 400;
}
.faq-item[open] .faq-question::after {
  transform: rotate(45deg);
}
.faq-answer {
  padding: 0 24px 20px;
  color: #475569;
  font-size: 15px;
  line-height: 1.9;
  border-top: 1px dashed rgba(20,184,166,0.15);
  padding-top: 16px;
}
details.faq-item {
  list-style: none;
}
details.faq-item summary {
  list-style: none;
  outline: none;
}
details.faq-item summary::-webkit-details-marker {
  display: none;
}
/* 用户口碑 */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
  margin-top: 44px;
}
.testimonial-card {
  background: #fff;
  border-radius: 18px;
  padding: 32px;
  box-shadow: 0 6px 24px rgba(15,23,42,0.05);
  transition: all 0.3s ease;
  position: relative;
}
.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(20,184,166,0.1);
}
.testimonial-card .stars {
  color: #f59e0b;
  font-size: 18px;
  margin-bottom: 14px;
}
.testimonial-card p {
  color: #475569;
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 16px;
}
.testimonial-card .user {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-card .user img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
}
.testimonial-card .user strong {
  font-size: 15px;
  color: #0f172a;
  display: block;
}
.testimonial-card .user span {
  font-size: 13px;
  color: #94a3b8;
}
/* 合作伙伴 */
.partners-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 32px;
  margin-top: 40px;
  padding: 40px 0;
}
.partner-item {
  background: #fff;
  border-radius: 16px;
  padding: 22px 36px;
  box-shadow: 0 4px 16px rgba(15,23,42,0.04);
  font-weight: 700;
  font-size: 18px;
  color: #0f172a;
  transition: all 0.3s ease;
  border: 1px solid rgba(20,184,166,0.1);
}
.partner-item:hover {
  transform: translateY(-3px);
  color: #14b8a6;
  box-shadow: 0 12px 30px rgba(20,184,166,0.1);
}
/* 服务覆盖 */
.coverage-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-top: 36px;
}
.coverage-badge {
  background: linear-gradient(135deg, rgba(20,184,166,0.08), rgba(139,92,246,0.08));
  border-radius: 30px;
  padding: 10px 28px;
  font-size: 15px;
  font-weight: 600;
  color: #0f172a;
  transition: all 0.3s ease;
}
.coverage-badge:hover {
  background: linear-gradient(135deg, rgba(20,184,166,0.2), rgba(139,92,246,0.2));
}
/* 愿景使命 */
.vision-section {
  background: linear-gradient(135deg, #0f172a, #134e4a);
  border-radius: 28px;
  padding: 64px 48px;
  color: #e2e8f0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.vision-box h3,
.mission-box h3 {
  font-size: 26px;
  color: #14b8a6;
  margin-bottom: 20px;
}
.vision-box p,
.mission-box p {
  color: rgba(226,232,240,0.85);
  line-height: 1.9;
  font-size: 15px;
}
/* 行动呼吁 */
.cta-section {
  background: linear-gradient(135deg, #14b8a6, #8b5cf6);
  border-radius: 28px;
  padding: 60px 48px;
  text-align: center;
  color: #fff;
}
.cta-section h2 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 16px;
}
.cta-section p {
  font-size: 17px;
  opacity: 0.92;
  max-width: 560px;
  margin: 0 auto 32px;
}
.btn-white {
  background: #fff;
  color: #0f172a;
  font-size: 16px;
  font-weight: 700;
  padding: 16px 48px;
  border-radius: 50px;
  transition: all 0.3s ease;
  display: inline-block;
  box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}
.btn-white:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.2);
}
/* 下载中心 */
.download-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  background: #fff;
  border-radius: 28px;
  padding: 60px 48px;
}
.download-section img {
  border-radius: 24px;
  box-shadow: 0 16px 50px rgba(20,184,166,0.15);
}
.download-buttons {
  display: flex;
  gap: 16px;
  margin-top: 24px;
  flex-wrap: wrap;
}
.btn-outline {
  background: #f0fdfa;
  border: 2px solid #14b8a6;
  color: #0d9488;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: 50px;
  transition: all 0.3s ease;
}
.btn-outline:hover {
  background: #14b8a6;
  color: #fff;
}
/* 页脚 */
.footer {
  background: #0f172a;
  color: rgba(226,232,240,0.75);
  padding: 48px 24px 24px;
}
.footer-content {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
}
.footer-info h4 {
  color: #fff;
  font-size: 18px;
  margin-bottom: 20px;
  font-weight: 700;
}
.footer-info p {
  font-size: 14px;
  line-height: 2;
}
.footer-info a {
  color: #14b8a6;
  transition: all 0.3s ease;
}
.footer-info a:hover {
  color: #8b5cf6;
}
.footer-bottom {
  border-top: 1px solid rgba(226,232,240,0.1);
  text-align: center;
  padding: 20px 0 0;
  margin-top: 40px;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  color: rgba(226,232,240,0.5);
  font-size: 14px;
}
.footer-bottom a {
  color: rgba(226,232,240,0.6);
  margin: 0 4px;
  transition: all 0.3s ease;
}
.footer-bottom a:hover {
  color: #14b8a6;
}
/* 响应式 */
@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 30px;
  }
  .brand-story,
  .live-stream-section,
  .vision-section,
  .download-section {
    grid-template-columns: 1fr;
    padding: 36px 24px;
  }
  .section-header {
    font-size: 26px;
  }
  .news-section,
  .faq-section,
  .points-mall {
    padding: 36px 20px;
  }
  .nav-links {
    gap: 12px;
    padding: 12px 16px;
  }
  .nav-links a {
    font-size: 13px;
    padding: 4px 10px;
  }
}