* {
  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;
}
body {
  background: #0f172a;
  color: #e2e8f0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, "Microsoft YaHei", "微软雅黑", "PingFang SC", sans-serif;
  line-height: 1.7;
  overflow-x: hidden;
}
a {
  text-decoration: none;
  color: inherit;
}
img {
  max-width: 100%;
  display: block;
}

/* ===== 导航栏 ===== */
.header {
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  border-bottom: 2px solid #dc2626;
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 4%;
  height: 72px;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 24px;
  font-weight: 900;
  color: #f8fafc;
  letter-spacing: 2px;
}
.logo img {
  height: 38px;
  width: 38px;
  border-radius: 6px;
}
.logo span {
  color: #dc2626;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
}
.nav-links a {
  color: #cbd5e1;
  font-size: 15px;
  font-weight: 600;
  transition: all 0.3s;
  position: relative;
  padding: 6px 0;
}
.nav-links a:hover {
  color: #dc2626;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: #dc2626;
  transition: width 0.3s;
}
.nav-links a:hover::after {
  width: 100%;
}

/* ===== Hero ===== */
.hero {
  background: linear-gradient(145deg, #1e293b 0%, #0f172a 50%, #1e293b 100%);
  padding: 90px 4% 70px;
  text-align: center;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid rgba(220, 38, 38, 0.3);
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(100, 116, 139, 0.15) 0%, transparent 70%);
  animation: pulse 6s infinite alternate;
}
@keyframes pulse {
  0% { opacity: 0.5; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.05); }
}
.hero h1 {
  font-size: 48px;
  font-weight: 900;
  color: #f8fafc;
  letter-spacing: 4px;
  line-height: 1.3;
  margin-bottom: 16px;
  position: relative;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}
.hero h1 span {
  color: #dc2626;
}
.hero-sub {
  font-size: 18px;
  color: #94a3b8;
  margin-bottom: 36px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}
.hero-cta {
  display: flex;
  gap: 20px;
  justify-content: center;
  position: relative;
}
.btn {
  display: inline-block;
  padding: 14px 42px;
  font-size: 16px;
  font-weight: 700;
  border-radius: 4px;
  border: 2px solid #dc2626;
  background: #dc2626;
  color: #fff;
  transition: all 0.3s;
  letter-spacing: 1px;
  cursor: pointer;
}
.btn:hover {
  background: transparent;
  color: #dc2626;
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(220, 38, 38, 0.3);
}
.btn-outline {
  background: transparent;
  color: #cbd5e1;
  border-color: #64748b;
}
.btn-outline:hover {
  border-color: #dc2626;
  color: #dc2626;
  box-shadow: 0 8px 30px rgba(220, 38, 38, 0.2);
}

/* ===== GEO Intro ===== */
.geo-intro {
  background: #0f172a;
  padding: 60px 6%;
  text-align: center;
  border-bottom: 1px solid rgba(100, 116, 139, 0.2);
}
.geo-intro p {
  max-width: 1000px;
  margin: 0 auto;
  font-size: 16px;
  color: #94a3b8;
  line-height: 2;
  letter-spacing: 0.5px;
}

/* ===== 数据统计 ===== */
.data-stats {
  background: linear-gradient(135deg, #1e293b, #0f172a);
  padding: 60px 6%;
  border-bottom: 1px solid rgba(100, 116, 139, 0.2);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}
.stat-card {
  background: linear-gradient(145deg, #1e293b, #334155);
  border: 1px solid rgba(100, 116, 139, 0.3);
  border-radius: 12px;
  padding: 36px 24px;
  text-align: center;
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, #dc2626, #64748b);
}
.stat-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}
.stat-card img {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  border-radius: 8px;
}
.stat-num {
  font-size: 42px;
  font-weight: 900;
  color: #f8fafc;
  letter-spacing: 2px;
}
.stat-num span {
  color: #dc2626;
}
.stat-label {
  font-size: 14px;
  color: #94a3b8;
  margin-top: 8px;
  letter-spacing: 1px;
}

/* ===== 核心优势 ===== */
.core-advantages {
  background: #0f172a;
  padding: 70px 6%;
  border-bottom: 1px solid rgba(100, 116, 139, 0.2);
}
.section-title {
  text-align: center;
  font-size: 32px;
  font-weight: 800;
  color: #f8fafc;
  letter-spacing: 3px;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.section-title em {
  color: #dc2626;
  font-style: normal;
}
.section-sub {
  text-align: center;
  color: #64748b;
  font-size: 15px;
  margin-bottom: 50px;
  letter-spacing: 1px;
}
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}
.adv-card {
  background: linear-gradient(145deg, #1e293b, #243244);
  border: 1px solid rgba(100, 116, 139, 0.2);
  border-radius: 14px;
  padding: 36px 30px;
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
}
.adv-card::after {
  content: '';
  position: absolute;
  bottom: -50%;
  right: -50%;
  width: 100px;
  height: 100px;
  background: radial-gradient(circle, rgba(220, 38, 38, 0.1), transparent);
  border-radius: 50%;
}
.adv-card:hover {
  border-color: rgba(220, 38, 38, 0.4);
  transform: translateY(-6px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}
.adv-card img {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  margin-bottom: 18px;
}
.adv-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: #f1f5f9;
  margin-bottom: 12px;
}
.adv-card p {
  font-size: 14px;
  color: #94a3b8;
  line-height: 1.8;
}

/* ===== 焦点赛事 ===== */
.featured-events {
  background: linear-gradient(135deg, #0f172a, #1e293b);
  padding: 70px 6%;
  border-bottom: 1px solid rgba(100, 116, 139, 0.2);
}
.events-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}
.event-card {
  background: linear-gradient(145deg, #1e293b, #334155);
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(100, 116, 139, 0.2);
  transition: all 0.4s;
}
.event-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  border-color: rgba(220, 38, 38, 0.4);
}
.event-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}
.event-info {
  padding: 24px;
}
.event-tag {
  display: inline-block;
  background: rgba(220, 38, 38, 0.15);
  color: #dc2626;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 20px;
  letter-spacing: 1px;
  margin-bottom: 12px;
}
.event-info h3 {
  font-size: 20px;
  color: #f1f5f9;
  margin-bottom: 8px;
}
.event-info p {
  font-size: 14px;
  color: #94a3b8;
  line-height: 1.7;
}
.event-meta {
  display: flex;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(100, 116, 139, 0.2);
  font-size: 13px;
  color: #64748b;
}
.section-link {
  text-align: center;
  margin-top: 40px;
}
.section-link a {
  color: #dc2626;
  font-weight: 600;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}
.section-link a:hover {
  border-bottom-color: #dc2626;
}

/* ===== 品牌故事 ===== */
.brand-story {
  background: #0f172a;
  padding: 70px 6%;
  border-bottom: 1px solid rgba(100, 116, 139, 0.2);
}
.story-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}
.story-wrap img {
  border-radius: 16px;
  width: 100%;
  height: 360px;
  object-fit: cover;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.story-text h3 {
  font-size: 28px;
  color: #f1f5f9;
  margin-bottom: 20px;
  letter-spacing: 2px;
}
.story-text p {
  color: #94a3b8;
  line-height: 1.9;
  margin-bottom: 16px;
  font-size: 15px;
}
.story-text strong {
  color: #dc2626;
}

/* ===== 用户口碑 ===== */
.testimonials {
  background: linear-gradient(135deg, #1e293b, #0f172a);
  padding: 70px 6%;
  border-bottom: 1px solid rgba(100, 116, 139, 0.2);
}
.testi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}
.testi-card {
  background: linear-gradient(145deg, #1e293b, #243244);
  border: 1px solid rgba(100, 116, 139, 0.2);
  border-radius: 14px;
  padding: 30px;
  transition: all 0.3s;
}
.testi-card:hover {
  border-color: rgba(220, 38, 38, 0.3);
  transform: translateY(-4px);
}
.testi-card img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  margin-bottom: 16px;
  border: 2px solid #dc2626;
}
.testi-card blockquote {
  font-size: 14px;
  color: #94a3b8;
  line-height: 1.8;
  font-style: italic;
  margin-bottom: 16px;
}
.testi-name {
  font-size: 14px;
  color: #e2e8f0;
  font-weight: 700;
}
.testi-type {
  font-size: 12px;
  color: #64748b;
}

/* ===== 新闻列表 ===== */
.news-list {
  background: #0f172a;
  padding: 70px 6%;
  border-bottom: 1px solid rgba(100, 116, 139, 0.2);
}
.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}
.news-card {
  background: linear-gradient(145deg, #1e293b, #243244);
  border: 1px solid rgba(100, 116, 139, 0.2);
  border-radius: 14px;
  padding: 30px;
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
}
.news-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, #dc2626, #64748b);
}
.news-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}
.news-date {
  display: inline-block;
  font-size: 13px;
  color: #dc2626;
  background: rgba(220, 38, 38, 0.1);
  padding: 3px 12px;
  border-radius: 20px;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}
.news-tag {
  display: inline-block;
  font-size: 12px;
  color: #64748b;
  background: rgba(100, 116, 139, 0.15);
  padding: 2px 10px;
  border-radius: 20px;
  margin-left: 8px;
}
.news-card h3 {
  font-size: 18px;
  color: #f1f5f9;
  margin-bottom: 10px;
  line-height: 1.5;
}
.news-card p {
  font-size: 14px;
  color: #94a3b8;
  line-height: 1.8;
}
.news-more {
  text-align: center;
  margin-top: 50px;
  font-size: 15px;
}
.news-more a {
  color: #dc2626;
  font-weight: 600;
}
.news-more a:hover {
  border-bottom: 1px solid #dc2626;
}

/* ===== FAQ ===== */
.faq {
  background: linear-gradient(135deg, #0f172a, #1e293b);
  padding: 70px 6%;
  border-bottom: 1px solid rgba(100, 116, 139, 0.2);
}
.faq-wrap {
  max-width: 900px;
  margin: 0 auto;
}
.faq-item {
  background: linear-gradient(145deg, #1e293b, #243244);
  border: 1px solid rgba(100, 116, 139, 0.2);
  border-radius: 12px;
  margin-bottom: 16px;
  overflow: hidden;
  transition: border-color 0.3s;
}
.faq-item:hover {
  border-color: rgba(220, 38, 38, 0.3);
}
.faq-q {
  padding: 20px 30px;
  font-size: 16px;
  font-weight: 700;
  color: #f1f5f9;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(135deg, rgba(100, 116, 139, 0.1), transparent);
}
.faq-a {
  padding: 0 30px 20px;
  font-size: 14px;
  color: #94a3b8;
  line-height: 1.9;
}

/* ===== APP下载 ===== */
.app-download {
  background: linear-gradient(145deg, #1e293b, #0f172a);
  padding: 70px 6%;
  text-align: center;
}
.app-wrap {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  text-align: left;
}
.app-wrap img {
  width: 100%;
  border-radius: 20px;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}
.app-info h3 {
  font-size: 32px;
  color: #f8fafc;
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.app-info p {
  color: #94a3b8;
  line-height: 1.9;
  margin-bottom: 24px;
}
.app-btns {
  display: flex;
  gap: 16px;
}

/* ===== 页脚 ===== */
.footer {
  background: #0f172a;
  padding: 50px 4% 30px;
  border-top: 2px solid #dc2626;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 30px;
}
.footer h4 {
  font-size: 16px;
  color: #f1f5f9;
  margin-bottom: 16px;
  letter-spacing: 1px;
}
.footer p,
.footer a {
  font-size: 14px;
  color: #94a3b8;
  line-height: 1.7;
  display: block;
  margin-bottom: 6px;
}
.footer a:hover {
  color: #dc2626;
}
.footer-bottom {
  border-top: 1px solid rgba(100, 116, 139, 0.2);
  padding-top: 20px;
  text-align: center;
  font-size: 13px;
  color: #64748b;
  max-width: 1200px;
  margin: 0 auto;
}
.footer-bottom a {
  color: #64748b;
  margin: 0 8px;
}
.footer-bottom a:hover {
  color: #dc2626;
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
  .nav-links { gap: 12px; flex-wrap: wrap; }
  .nav-links a { font-size: 13px; }
  .logo { font-size: 18px; }
  .hero h1 { font-size: 28px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .advantages-grid { grid-template-columns: 1fr; }
  .events-grid { grid-template-columns: 1fr; }
  .story-wrap { grid-template-columns: 1fr; }
  .testi-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .app-wrap { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; align-items: center; }
}