/* ===== 全站统一字体（最高优先级） ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", "Helvetica Neue", Arial, "Microsoft YaHei", "微软雅黑", "PingFang SC", sans-serif !important;
}

:root {
  --primary: #94a3b8;
  --dark: #0f172a;
  --accent: #e2e8f0;
  --gradient: linear-gradient(135deg, #94a3b8 0%, #0f172a 100%);
  --card-bg: linear-gradient(145deg, rgba(148,163,184,0.12) 0%, rgba(15,23,42,0.78) 100%);
  --border-glass: 1px solid rgba(226,232,240,0.14);
}

html {
  scroll-behavior: smooth;
}

body {
  background: #0f172a;
  background-image:
    radial-gradient(ellipse at 15% 30%, rgba(148,163,184,0.16) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 15%, rgba(148,163,184,0.1) 0%, transparent 45%),
    radial-gradient(ellipse at 50% 100%, rgba(100,116,139,0.25) 0%, transparent 60%);
  color: #e2e8f0;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
}

a {
  color: #e2e8f0;
  text-decoration: none;
  transition: color 0.25s ease;
}

a:hover {
  color: #94a3b8;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== 导航栏 ===== */
.main-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: var(--border-glass);
  padding: 0.9rem 1.5rem;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

.nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 2.2rem;
  list-style: none;
}

.nav-links a {
  color: #e2e8f0;
  font-size: 0.98rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  position: relative;
  padding: 0.3rem 0;
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #94a3b8, #e2e8f0);
  transition: width 0.3s;
}

.nav-links a:hover::after {
  width: 100%;
}

/* ===== 通用段落 ===== */
.section {
  padding: 64px 24px;
}

.section-header {
  text-align: center;
  margin-bottom: 40px;
}

.section-tag {
  display: inline-block;
  padding: 3px 16px;
  border: var(--border-glass);
  border-radius: 20px;
  font-size: 0.78rem;
  letter-spacing: 2px;
  color: #94a3b8;
  background: rgba(148, 163, 184, 0.1);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.section-header h2 {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(120deg, #e2e8f0 20%, #94a3b8 80%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== 卡片风格 ===== */
.card {
  background: var(--card-bg);
  border: var(--border-glass);
  border-radius: 14px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.5);
}

/* ===== GEO板块 ===== */
.geo-intro {
  text-align: center;
  padding: 48px 24px 24px;
  position: relative;
}

.geo-intro h1 {
  font-size: 2.2rem;
  font-weight: 800;
  color: #e2e8f0;
  margin-bottom: 20px;
  line-height: 1.35;
  text-shadow: 0 0 40px rgba(148, 163, 184, 0.35);
}

.geo-intro p {
  max-width: 960px;
  margin: 0 auto;
  font-size: 1rem;
  color: #cbd5e1;
}

/* ===== Hero大屏 ===== */
.hero-section {
  position: relative;
  overflow: hidden;
  padding: 60px 24px;
  background: var(--gradient);
  border-radius: 20px;
  margin: 24px auto;
  max-width: 1200px;
  border: var(--border-glass);
  text-align: center;
}

.hero-section h2 {
  font-size: 2.4rem;
  font-weight: 800;
  color: #0f172a;
  margin-bottom: 16px;
}

.hero-section p {
  font-size: 1.05rem;
  color: #1e293b;
  max-width: 780px;
  margin: 0 auto 28px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

.btn-primary {
  display: inline-block;
  padding: 12px 28px;
  background: #0f172a;
  color: #e2e8f0;
  border-radius: 30px;
  font-weight: 700;
  border: 1px solid rgba(226, 232, 240, 0.5);
  transition: all 0.3s;
}

.btn-primary:hover {
  background: #1e293b;
  color: #94a3b8;
  transform: scale(1.04);
}

.btn-secondary {
  display: inline-block;
  padding: 12px 28px;
  background: rgba(255, 255, 255, 0.2);
  color: #0f172a;
  border-radius: 30px;
  font-weight: 700;
  border: 1px solid rgba(15, 23, 42, 0.3);
  transition: all 0.3s;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* ===== 数据统计 ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin-top: 20px;
}

.stat-item {
  text-align: center;
  padding: 32px 16px;
  background: var(--card-bg);
  border: var(--border-glass);
  border-radius: 16px;
}

.stat-number {
  font-size: 2.4rem;
  font-weight: 800;
  background: linear-gradient(120deg, #e2e8f0, #94a3b8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  margin-top: 10px;
  font-size: 0.9rem;
  color: #94a3b8;
}

/* ===== 焦点赛事 ===== */
.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}

.event-card {
  text-align: center;
  padding: 28px 18px;
}

.event-league {
  font-size: 0.8rem;
  color: #94a3b8;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.event-match {
  font-size: 1.25rem;
  font-weight: 700;
  color: #e2e8f0;
  margin-bottom: 12px;
}

.event-meta {
  font-size: 0.85rem;
  color: #64748b;
}

.link-more {
  display: inline-block;
  margin-top: 20px;
  color: #94a3b8;
  font-weight: 600;
  border-bottom: 2px solid #94a3b8;
  padding-bottom: 2px;
}

.link-more:hover {
  color: #e2e8f0;
}

/* ===== 赛事直播 ===== */
.live-section {
  background: linear-gradient(180deg, rgba(15,23,42,0.9) 0%, rgba(148,163,184,0.08) 100%);
  border-radius: 18px;
}

.score-board {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.match-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
}

.team-name {
  font-weight: 700;
  font-size: 1rem;
  color: #e2e8f0;
}

.score-center {
  font-size: 1.8rem;
  font-weight: 800;
  color: #94a3b8;
  letter-spacing: 2px;
}

/* ===== 热门排行 ===== */
.rank-list {
  max-width: 640px;
  margin: 0 auto;
}

.rank-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--card-bg);
  border: var(--border-glass);
  border-radius: 12px;
  margin-bottom: 12px;
}

.rank-number {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, #94a3b8, #0f172a);
  font-weight: 800;
  color: #e2e8f0;
  flex-shrink: 0;
}

.rank-team {
  flex: 1;
  font-weight: 600;
  color: #e2e8f0;
}

.rank-points {
  color: #94a3b8;
  font-weight: 700;
}

/* ===== 核心优势 ===== */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.advantage-card {
  text-align: center;
  padding: 30px 20px;
}

.adv-icon {
  font-size: 2.4rem;
  margin-bottom: 14px;
  display: block;
}

.adv-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #e2e8f0;
  margin-bottom: 10px;
}

.adv-desc {
  font-size: 0.9rem;
  color: #94a3b8;
}

/* ===== 新闻 ===== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.news-card {
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.news-card .news-img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  border-radius: 14px 14px 0 0;
}

.news-content {
  padding: 20px 22px 22px;
  flex: 1;
}

.news-title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 8px;
}

.news-title a {
  color: #e2e8f0;
}

.news-title a:hover {
  color: #94a3b8;
}

.news-date {
  display: inline-block;
  font-size: 0.78rem;
  color: #94a3b8;
  background: rgba(148, 163, 184, 0.12);
  padding: 2px 12px;
  border-radius: 16px;
  margin-bottom: 12px;
  border: 1px solid rgba(226, 232, 240, 0.1);
}

.news-excerpt {
  font-size: 0.9rem;
  color: #94a3b8;
}

.news-more {
  margin-top: 12px;
  display: inline-block;
  font-weight: 600;
  color: #94a3b8;
  font-size: 0.9rem;
}

/* ===== FAQ ===== */
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 16px;
  background: var(--card-bg);
  border: var(--border-glass);
  border-radius: 14px;
  overflow: hidden;
  transition: box-shadow 0.3s;
}

.faq-item:hover {
  box-shadow: 0 6px 30px rgba(0, 0, 0, 0.4);
}

.faq-item summary {
  cursor: pointer;
  padding: 20px 24px;
  font-weight: 700;
  font-size: 1rem;
  color: #e2e8f0;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.6rem;
  color: #94a3b8;
  transition: transform 0.3s;
}

.faq-item details[open] summary::after {
  content: "−";
}

.faq-item .faq-answer {
  padding: 0 24px 22px;
  color: #94a3b8;
  font-size: 0.92rem;
  line-height: 1.8;
}

/* ===== 下载中心 ===== */
.download-section {
  text-align: center;
}

.download-img {
  max-width: 280px;
  margin: 0 auto 24px;
}

.download-title {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: #e2e8f0;
}

.download-desc {
  max-width: 600px;
  margin: 0 auto 24px;
  color: #94a3b8;
}

/* ===== 页脚 ===== */
.footer {
  background: linear-gradient(180deg, rgba(15,23,42,0.9) 0%, #020617 100%);
  border-top: var(--border-glass);
  padding: 48px 24px 28px;
  text-align: center;
  margin-top: 48px;
}

.footer-info {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 28px;
  margin-bottom: 20px;
  font-size: 0.9rem;
  color: #94a3b8;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 18px;
  font-size: 0.9rem;
}

.footer-links a {
  color: #94a3b8;
}

.footer-links a:hover {
  color: #e2e8f0;
}

.footer-copy {
  font-size: 0.82rem;
  color: #475569;
  letter-spacing: 0.5px;
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
  .nav-links {
    gap: 1rem;
  }
  .geo-intro h1 {
    font-size: 1.5rem;
  }
  .hero-section h2 {
    font-size: 1.7rem;
  }
  .section {
    padding: 40px 16px;
  }
  .footer-info {
    flex-direction: column;
    gap: 6px;
  }
}