/* ===================================================
   足球直播 - hazvn.cn 主样式文件
   原创设计系统 v1.0
   =================================================== */

/* ---- CSS变量 / 设计令牌 ---- */
:root {
  --color-primary: #0d7a3e;       /* 足球绿 */
  --color-primary-dark: #095c2e;
  --color-primary-light: #1aad5a;
  --color-accent: #f5a623;        /* 活力橙 */
  --color-accent-dark: #d4891a;
  --color-navy: #0b1a2e;          /* 深夜蓝 */
  --color-navy-mid: #122540;
  --color-navy-light: #1e3a5f;
  --color-white: #ffffff;
  --color-gray-100: #f4f6f8;
  --color-gray-200: #e8ecf0;
  --color-gray-300: #cdd5de;
  --color-gray-500: #7a8fa6;
  --color-gray-700: #3d5166;
  --color-text: #1a2535;
  --color-text-light: #5a6f85;
  --color-live-red: #e8192c;
  --color-live-pulse: rgba(232,25,44,0.15);
  --font-main: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
  --font-mono: 'Courier New', monospace;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 6px 24px rgba(0,0,0,0.12);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.18);
  --shadow-card: 0 4px 20px rgba(13,122,62,0.15);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --max-width: 1280px;
  --header-height: 72px;
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-main);
  color: var(--color-text);
  background: var(--color-gray-100);
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea { font-family: inherit; }

/* ---- 容器 ---- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}
.container-sm { max-width: 900px; margin: 0 auto; padding: 0 20px; }

/* ---- 顶部公告栏 ---- */
.top-bar {
  background: var(--color-navy);
  color: rgba(255,255,255,0.8);
  font-size: 13px;
  padding: 6px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.top-bar .container { display: flex; justify-content: space-between; align-items: center; }
.top-bar-left { display: flex; align-items: center; gap: 16px; }
.top-bar-right { display: flex; align-items: center; gap: 16px; }
.top-bar a { color: rgba(255,255,255,0.7); }
.top-bar a:hover { color: var(--color-accent); }
.live-dot {
  display: inline-flex; align-items: center; gap: 5px;
  color: var(--color-live-red); font-weight: 600;
}
.live-dot::before {
  content: '';
  width: 8px; height: 8px;
  background: var(--color-live-red);
  border-radius: 50%;
  animation: pulse-red 1.2s infinite;
}
@keyframes pulse-red {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

/* ---- 头部导航 ---- */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: var(--color-white);
  box-shadow: 0 2px 16px rgba(0,0,0,0.1);
  height: var(--header-height);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: var(--header-height);
  gap: 24px;
}
.site-logo {
  display: flex; align-items: center; gap: 10px;
  flex-shrink: 0;
}
.site-logo img {
  height: 44px; width: auto;
  object-fit: contain;
}
.site-logo .logo-text {
  font-size: 22px; font-weight: 800;
  color: var(--color-navy);
  letter-spacing: -0.5px;
}
.site-logo .logo-text span { color: var(--color-primary); }

/* 主导航 */
.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 15px; font-weight: 500;
  color: var(--color-gray-700);
  transition: all var(--transition);
  white-space: nowrap;
}
.main-nav a:hover, .main-nav a.active {
  background: var(--color-primary);
  color: var(--color-white);
}
.main-nav a.nav-live {
  background: var(--color-live-red);
  color: var(--color-white);
  display: flex; align-items: center; gap: 5px;
}
.main-nav a.nav-live::before {
  content: '';
  width: 7px; height: 7px;
  background: var(--color-white);
  border-radius: 50%;
  animation: pulse-red 1.2s infinite;
}
.main-nav a.nav-live:hover { background: #c0101f; color: var(--color-white); }

/* 汉堡菜单 */
.nav-toggle {
  display: none;
  flex-direction: column; gap: 5px;
  padding: 8px;
}
.nav-toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--color-navy);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ---- 搜索栏 ---- */
.search-bar-wrap {
  background: var(--color-navy-mid);
  padding: 12px 0;
  border-bottom: 2px solid var(--color-primary);
}
.search-bar-inner {
  display: flex; align-items: center; gap: 12px;
  max-width: 700px; margin: 0 auto; padding: 0 20px;
}
.search-bar-inner .search-label {
  color: var(--color-accent); font-weight: 700; font-size: 14px; white-space: nowrap;
}
.search-form {
  flex: 1; display: flex; align-items: center;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 40px;
  overflow: hidden;
  transition: border-color var(--transition);
}
.search-form:focus-within { border-color: var(--color-primary-light); }
.search-form input {
  flex: 1; padding: 9px 18px;
  background: transparent;
  color: var(--color-white);
  font-size: 14px; border: none; outline: none;
}
.search-form input::placeholder { color: rgba(255,255,255,0.4); }
.search-form button {
  padding: 9px 20px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 14px; font-weight: 600;
  border-radius: 0 40px 40px 0;
  transition: background var(--transition);
}
.search-form button:hover { background: var(--color-primary-dark); }

/* ---- 英雄区 ---- */
.hero-section {
  position: relative; overflow: hidden;
  min-height: 520px;
  display: flex; align-items: center;
  background: var(--color-navy);
}
.hero-bg {
  position: absolute; inset: 0;
  background-image: url('../images/hero-banner.jpg');
  background-size: cover; background-position: center;
  filter: brightness(0.35);
  transform: scale(1.03);
  transition: transform 8s ease;
}
.hero-section:hover .hero-bg { transform: scale(1); }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(11,26,46,0.9) 0%, rgba(13,122,62,0.4) 100%);
}
.hero-content {
  position: relative; z-index: 2;
  padding: 80px 0;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(232,25,44,0.2);
  border: 1px solid var(--color-live-red);
  color: #ff4d5e; font-size: 13px; font-weight: 700;
  padding: 5px 14px; border-radius: 40px;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}
.hero-badge::before {
  content: '';
  width: 8px; height: 8px;
  background: var(--color-live-red);
  border-radius: 50%;
  animation: pulse-red 1.2s infinite;
}
.hero-title {
  font-size: clamp(32px, 5vw, 58px);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: 18px;
  letter-spacing: -1px;
}
.hero-title .highlight { color: var(--color-primary-light); }
.hero-desc {
  font-size: 17px; color: rgba(255,255,255,0.75);
  max-width: 560px; margin-bottom: 36px; line-height: 1.8;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 14px 32px; border-radius: 40px;
  font-size: 16px; font-weight: 700;
  box-shadow: 0 4px 20px rgba(13,122,62,0.4);
  transition: all var(--transition);
}
.btn-primary:hover {
  background: var(--color-primary-light);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(13,122,62,0.5);
}
.btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.1);
  border: 1.5px solid rgba(255,255,255,0.3);
  color: var(--color-white);
  padding: 14px 32px; border-radius: 40px;
  font-size: 16px; font-weight: 600;
  transition: all var(--transition);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.2);
  color: var(--color-white);
  border-color: rgba(255,255,255,0.5);
}
.hero-stats {
  display: flex; gap: 40px; margin-top: 48px;
}
.hero-stat { text-align: center; }
.hero-stat .num {
  font-size: 28px; font-weight: 900;
  color: var(--color-accent);
  display: block;
}
.hero-stat .label {
  font-size: 13px; color: rgba(255,255,255,0.6);
}

/* ---- 比分滚动条 ---- */
.score-ticker {
  background: var(--color-primary-dark);
  padding: 10px 0;
  overflow: hidden;
}
.score-ticker-inner {
  display: flex; align-items: center; gap: 0;
}
.ticker-label {
  background: var(--color-accent);
  color: var(--color-navy);
  font-weight: 800; font-size: 13px;
  padding: 4px 14px;
  white-space: nowrap;
  flex-shrink: 0;
  margin-right: 16px;
}
.ticker-track {
  display: flex; gap: 40px;
  animation: ticker-scroll 30s linear infinite;
  white-space: nowrap;
}
.ticker-track:hover { animation-play-state: paused; }
.ticker-item {
  display: flex; align-items: center; gap: 10px;
  color: rgba(255,255,255,0.9); font-size: 14px;
}
.ticker-item .score {
  background: rgba(255,255,255,0.15);
  padding: 2px 10px; border-radius: 4px;
  font-weight: 700; font-size: 15px; color: var(--color-white);
}
.ticker-item .live-tag {
  background: var(--color-live-red);
  color: white; font-size: 11px; font-weight: 700;
  padding: 1px 6px; border-radius: 3px;
}
@keyframes ticker-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ---- 通用区块标题 ---- */
.section { padding: 64px 0; }
.section-alt { background: var(--color-white); }
.section-dark { background: var(--color-navy); }
.section-header { text-align: center; margin-bottom: 48px; }
.section-tag {
  display: inline-block;
  background: rgba(13,122,62,0.1);
  color: var(--color-primary);
  font-size: 13px; font-weight: 700;
  padding: 4px 14px; border-radius: 40px;
  margin-bottom: 12px; letter-spacing: 0.5px;
  border: 1px solid rgba(13,122,62,0.2);
}
.section-title {
  font-size: clamp(24px, 3.5vw, 36px);
  font-weight: 800; color: var(--color-navy);
  line-height: 1.25; margin-bottom: 12px;
}
.section-title .accent { color: var(--color-primary); }
.section-desc { font-size: 16px; color: var(--color-text-light); max-width: 600px; margin: 0 auto; }
.section-dark .section-title { color: var(--color-white); }
.section-dark .section-desc { color: rgba(255,255,255,0.6); }
.section-dark .section-tag {
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.8);
  border-color: rgba(255,255,255,0.15);
}

/* ---- 视频卡片 ---- */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.video-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}
.video-thumb {
  position: relative; overflow: hidden;
  aspect-ratio: 16/9;
  background: var(--color-navy);
}
.video-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.video-card:hover .video-thumb img { transform: scale(1.06); }
.play-btn {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0);
  transition: background var(--transition);
}
.video-card:hover .play-btn { background: rgba(0,0,0,0.45); }
.play-icon {
  width: 52px; height: 52px;
  background: rgba(255,255,255,0.95);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transform: scale(0.7);
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
.video-card:hover .play-icon { opacity: 1; transform: scale(1); }
.play-icon::after {
  content: '';
  border-left: 18px solid var(--color-primary);
  border-top: 11px solid transparent;
  border-bottom: 11px solid transparent;
  margin-left: 4px;
}
.video-duration {
  position: absolute; bottom: 8px; right: 8px;
  background: rgba(0,0,0,0.75);
  color: white; font-size: 12px; font-weight: 600;
  padding: 2px 7px; border-radius: 4px;
}
.video-live-badge {
  position: absolute; top: 10px; left: 10px;
  background: var(--color-live-red);
  color: white; font-size: 12px; font-weight: 700;
  padding: 3px 10px; border-radius: 4px;
  display: flex; align-items: center; gap: 5px;
}
.video-live-badge::before {
  content: '';
  width: 6px; height: 6px;
  background: white; border-radius: 50%;
  animation: pulse-red 1.2s infinite;
}
.video-info { padding: 14px 16px 16px; }
.video-title {
  font-size: 15px; font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px; line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.video-meta {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 13px; color: var(--color-text-light);
}
.video-stats { display: flex; gap: 12px; }
.video-stats span { display: flex; align-items: center; gap: 4px; }

/* ---- 新闻/文章卡片 ---- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.news-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.news-card-img {
  aspect-ratio: 16/9; overflow: hidden;
}
.news-card-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--transition);
}
.news-card:hover .news-card-img img { transform: scale(1.05); }
.news-card-body { padding: 18px 20px 20px; }
.news-tag {
  display: inline-block;
  background: rgba(13,122,62,0.1); color: var(--color-primary);
  font-size: 12px; font-weight: 700;
  padding: 3px 10px; border-radius: 4px;
  margin-bottom: 10px;
}
.news-title {
  font-size: 16px; font-weight: 700; color: var(--color-text);
  margin-bottom: 8px; line-height: 1.45;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news-excerpt {
  font-size: 14px; color: var(--color-text-light);
  line-height: 1.6;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
  margin-bottom: 12px;
}
.news-footer {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 13px; color: var(--color-gray-500);
  border-top: 1px solid var(--color-gray-200);
  padding-top: 10px; margin-top: 4px;
}
.read-more {
  color: var(--color-primary); font-weight: 600;
  display: flex; align-items: center; gap: 4px;
  font-size: 13px;
}
.read-more:hover { color: var(--color-primary-dark); }

/* ---- 专家卡片 ---- */
.experts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}
.expert-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  border: 1px solid var(--color-gray-200);
}
.expert-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-card); border-color: var(--color-primary); }
.expert-avatar {
  width: 88px; height: 88px;
  border-radius: 50%;
  overflow: hidden; margin: 0 auto 16px;
  border: 3px solid var(--color-primary);
}
.expert-avatar img { width: 100%; height: 100%; object-fit: cover; }
.expert-name { font-size: 18px; font-weight: 800; color: var(--color-navy); margin-bottom: 4px; }
.expert-role { font-size: 13px; color: var(--color-primary); font-weight: 600; margin-bottom: 10px; }
.expert-desc { font-size: 14px; color: var(--color-text-light); line-height: 1.6; margin-bottom: 16px; }
.expert-awards { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-bottom: 16px; }
.award-tag {
  background: rgba(245,166,35,0.12); color: var(--color-accent-dark);
  font-size: 12px; padding: 3px 9px; border-radius: 4px; font-weight: 600;
}
.expert-actions { display: flex; gap: 8px; justify-content: center; }
.btn-sm {
  padding: 7px 16px; border-radius: 6px;
  font-size: 13px; font-weight: 600;
  transition: all var(--transition);
}
.btn-sm-primary { background: var(--color-primary); color: white; }
.btn-sm-primary:hover { background: var(--color-primary-dark); color: white; }
.btn-sm-outline { border: 1.5px solid var(--color-primary); color: var(--color-primary); }
.btn-sm-outline:hover { background: var(--color-primary); color: white; }

/* ---- 评论/口碑 ---- */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.review-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--color-primary);
  transition: all var(--transition);
}
.review-card:hover { box-shadow: var(--shadow-md); }
.review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.reviewer-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  color: white; font-weight: 700; font-size: 16px;
  flex-shrink: 0;
}
.reviewer-name { font-weight: 700; font-size: 15px; color: var(--color-navy); }
.reviewer-meta { font-size: 12px; color: var(--color-gray-500); }
.review-stars { color: var(--color-accent); font-size: 14px; margin-bottom: 10px; }
.review-text { font-size: 14px; color: var(--color-text-light); line-height: 1.7; }
.review-date { font-size: 12px; color: var(--color-gray-500); margin-top: 10px; }

/* ---- FAQ ---- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--color-white);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
}
.faq-question {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px;
  cursor: pointer;
  font-size: 16px; font-weight: 700; color: var(--color-navy);
  transition: background var(--transition);
  user-select: none;
}
.faq-question:hover { background: var(--color-gray-100); }
.faq-question.active { background: rgba(13,122,62,0.05); color: var(--color-primary); }
.faq-icon {
  width: 24px; height: 24px; flex-shrink: 0;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 16px; font-weight: 700;
  transition: transform var(--transition);
}
.faq-question.active .faq-icon { transform: rotate(45deg); }
.faq-answer {
  display: none; padding: 0 22px 18px;
  font-size: 15px; color: var(--color-text-light); line-height: 1.8;
}
.faq-answer.open { display: block; }

/* ---- 合作品牌Logo墙 ---- */
.partners-grid {
  display: flex; flex-wrap: wrap; gap: 16px;
  justify-content: center; align-items: center;
}
.partner-logo {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  padding: 14px 24px;
  font-size: 15px; font-weight: 700;
  color: var(--color-gray-700);
  transition: all var(--transition);
  min-width: 120px; text-align: center;
}
.partner-logo:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

/* ---- 加入社区指南 ---- */
.how-to-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}
.step-card {
  text-align: center; padding: 28px 20px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  position: relative;
}
.step-num {
  width: 48px; height: 48px;
  background: var(--color-primary);
  color: white; font-size: 20px; font-weight: 900;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.step-title { font-size: 16px; font-weight: 700; color: var(--color-navy); margin-bottom: 8px; }
.step-desc { font-size: 14px; color: var(--color-text-light); line-height: 1.6; }

/* ---- 联系我们 ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.contact-info-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-md);
}
.contact-info-card h3 {
  font-size: 20px; font-weight: 800; color: var(--color-navy);
  margin-bottom: 20px; padding-bottom: 14px;
  border-bottom: 2px solid var(--color-primary);
}
.contact-item {
  display: flex; align-items: flex-start; gap: 12px;
  margin-bottom: 16px; font-size: 15px; color: var(--color-text);
}
.contact-icon {
  width: 36px; height: 36px; flex-shrink: 0;
  background: rgba(13,122,62,0.1);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}
.qr-grid { display: flex; gap: 20px; flex-wrap: wrap; }
.qr-item { text-align: center; }
.qr-item img {
  width: 110px; height: 110px;
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  object-fit: cover;
}
.qr-item p { font-size: 12px; color: var(--color-text-light); margin-top: 6px; }

/* ---- 社交分享 ---- */
.share-bar {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
}
.share-label { font-size: 14px; font-weight: 600; color: var(--color-text-light); }
.share-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: 6px;
  font-size: 13px; font-weight: 600;
  transition: all var(--transition);
}
.share-wechat { background: #07c160; color: white; }
.share-weibo { background: #e6162d; color: white; }
.share-douyin { background: #010101; color: white; }
.share-bilibili { background: #00a1d6; color: white; }
.share-btn:hover { opacity: 0.85; color: white; transform: translateY(-2px); }

/* ---- AI赋能区块 ---- */
.ai-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.ai-feature-card {
  background: var(--color-navy-light);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  border: 1px solid rgba(255,255,255,0.08);
  transition: all var(--transition);
}
.ai-feature-card:hover {
  background: var(--color-navy-mid);
  border-color: var(--color-primary);
  transform: translateY(-4px);
}
.ai-icon {
  font-size: 36px; margin-bottom: 16px; display: block;
}
.ai-title {
  font-size: 17px; font-weight: 700; color: var(--color-white);
  margin-bottom: 10px;
}
.ai-desc { font-size: 14px; color: rgba(255,255,255,0.6); line-height: 1.7; }

/* ---- 弹幕社区 ---- */
.danmu-demo {
  background: var(--color-navy);
  border-radius: var(--radius-md);
  padding: 20px;
  overflow: hidden; position: relative;
  height: 120px;
  border: 1px solid rgba(255,255,255,0.1);
}
.danmu-item {
  position: absolute;
  white-space: nowrap;
  font-size: 14px; font-weight: 500;
  color: rgba(255,255,255,0.85);
  animation: danmu-fly linear infinite;
  padding: 4px 10px;
  background: rgba(255,255,255,0.08);
  border-radius: 4px;
}
@keyframes danmu-fly {
  0% { transform: translateX(100vw); }
  100% { transform: translateX(-100%); }
}

/* ---- 页脚 ---- */
.site-footer {
  background: var(--color-navy);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .logo-wrap {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 16px;
}
.footer-brand .logo-wrap img { height: 40px; }
.footer-brand .logo-text { font-size: 20px; font-weight: 800; color: white; }
.footer-brand p { font-size: 14px; line-height: 1.8; margin-bottom: 20px; }
.footer-col h4 {
  font-size: 15px; font-weight: 700; color: white;
  margin-bottom: 16px; padding-bottom: 8px;
  border-bottom: 2px solid var(--color-primary);
  display: inline-block;
}
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a {
  font-size: 14px; color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--color-primary-light); }
.footer-bottom {
  padding: 20px 0;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
  font-size: 13px; color: rgba(255,255,255,0.4);
}
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--color-primary-light); }
.update-time { color: rgba(255,255,255,0.5); font-size: 13px; }

/* ---- 面包屑 ---- */
.breadcrumb {
  background: var(--color-white);
  padding: 12px 0;
  border-bottom: 1px solid var(--color-gray-200);
}
.breadcrumb-inner {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; color: var(--color-gray-500);
}
.breadcrumb-inner a { color: var(--color-primary); }
.breadcrumb-inner a:hover { text-decoration: underline; }
.breadcrumb-inner .sep { color: var(--color-gray-300); }

/* ---- 内页英雄区 ---- */
.page-hero {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  padding: 48px 0;
  position: relative; overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute; right: -60px; top: -60px;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(13,122,62,0.2) 0%, transparent 70%);
  border-radius: 50%;
}
.page-hero h1 {
  font-size: clamp(26px, 4vw, 42px);
  font-weight: 900; color: white;
  margin-bottom: 10px;
}
.page-hero p { font-size: 16px; color: rgba(255,255,255,0.7); max-width: 600px; }

/* ---- 比分表格 ---- */
.score-table {
  width: 100%; border-collapse: collapse;
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.score-table th {
  background: var(--color-navy);
  color: white; font-size: 13px; font-weight: 700;
  padding: 12px 16px; text-align: left;
}
.score-table td {
  padding: 12px 16px; font-size: 14px;
  border-bottom: 1px solid var(--color-gray-200);
  color: var(--color-text);
}
.score-table tr:last-child td { border-bottom: none; }
.score-table tr:hover td { background: var(--color-gray-100); }
.score-num {
  font-size: 18px; font-weight: 900;
  color: var(--color-navy);
}
.status-live { color: var(--color-live-red); font-weight: 700; }
.status-end { color: var(--color-gray-500); }
.status-soon { color: var(--color-accent-dark); font-weight: 700; }

/* ---- 统计数字展示 ---- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 20px;
}
.stat-box {
  text-align: center; padding: 24px 16px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border-top: 3px solid var(--color-primary);
}
.stat-box .big-num {
  font-size: 36px; font-weight: 900;
  color: var(--color-primary); display: block;
}
.stat-box .stat-label { font-size: 14px; color: var(--color-text-light); }

/* ---- 响应式 ---- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  :root { --header-height: 60px; }
  .top-bar .top-bar-right { display: none; }
  .main-nav {
    display: none; position: absolute;
    top: var(--header-height); left: 0; right: 0;
    background: white;
    flex-direction: column; gap: 0;
    box-shadow: var(--shadow-md);
    padding: 12px 0;
    z-index: 999;
  }
  .main-nav.open { display: flex; }
  .main-nav a { border-radius: 0; padding: 12px 20px; }
  .nav-toggle { display: flex; }
  .hero-stats { gap: 20px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .section { padding: 40px 0; }
  .video-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-stats { flex-wrap: wrap; gap: 16px; }
  .search-bar-inner .search-label { display: none; }
}

/* ---- 工具类 ---- */
.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.text-accent { color: var(--color-accent); }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.hidden { display: none; }
.show-more-btn {
  display: block; margin: 32px auto 0;
  padding: 12px 36px; border-radius: 40px;
  border: 2px solid var(--color-primary);
  color: var(--color-primary); font-size: 15px; font-weight: 700;
  transition: all var(--transition);
  background: transparent;
}
.show-more-btn:hover { background: var(--color-primary); color: white; }

/* ---- 弹出播放器 ---- */
.video-modal {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.85); z-index: 9999;
  align-items: center; justify-content: center;
}
.video-modal.open { display: flex; }
.modal-inner {
  background: var(--color-navy);
  border-radius: var(--radius-lg);
  overflow: hidden;
  max-width: 860px; width: 90%;
  box-shadow: 0 32px 80px rgba(0,0,0,0.6);
}
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.modal-title { font-size: 16px; font-weight: 700; color: white; }
.modal-close {
  width: 32px; height: 32px; border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: white; font-size: 20px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: background var(--transition);
}
.modal-close:hover { background: var(--color-live-red); }
.modal-video {
  aspect-ratio: 16/9;
  background: #000;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.5); font-size: 15px;
}
.modal-video video { width: 100%; height: 100%; }

/* ---- 加载动画 ---- */
.skeleton {
  background: linear-gradient(90deg, var(--color-gray-200) 25%, var(--color-gray-100) 50%, var(--color-gray-200) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-sm);
}
@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}