/* ============================================================
   捷克街头 - 主样式文件
   品牌色：深紫 #6B21A8 | 活力橙 #F97316 | 深蓝 #1E1B4B
   官网：nogymr9.cn
   ============================================================ */

/* ---- CSS变量 ---- */
:root {
  --primary: #6B21A8;
  --primary-dark: #4C1D95;
  --primary-light: #9333EA;
  --accent: #F97316;
  --accent-light: #FB923C;
  --dark: #1E1B4B;
  --dark2: #0F0E2A;
  --text: #1F2937;
  --text-light: #6B7280;
  --text-white: #F9FAFB;
  --bg: #F8F7FF;
  --bg-card: #FFFFFF;
  --border: #E5E7EB;
  --shadow: 0 4px 24px rgba(107,33,168,0.10);
  --shadow-hover: 0 8px 40px rgba(107,33,168,0.22);
  --radius: 14px;
  --radius-sm: 8px;
  --transition: 0.28s cubic-bezier(0.4,0,0.2,1);
  --font-main: 'PingFang SC','Microsoft YaHei','Noto Sans SC',sans-serif;
}

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

/* ---- 通用布局 ---- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section { padding: 72px 0; }
.section-sm { padding: 48px 0; }
.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--dark);
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}
.section-title span { color: var(--primary); }
.section-subtitle {
  text-align: center;
  color: var(--text-light);
  font-size: 1.05rem;
  margin-bottom: 48px;
}
.section-bg { background: #F3F0FF; }
.section-dark { background: var(--dark2); color: var(--text-white); }
.section-dark .section-title { color: #fff; }
.section-dark .section-subtitle { color: #A78BFA; }

/* ---- 按钮 ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: 0.97rem;
  font-weight: 700;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  box-shadow: 0 4px 16px rgba(107,33,168,0.30);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  box-shadow: 0 6px 24px rgba(107,33,168,0.45);
  transform: translateY(-2px);
  color: #fff;
}
.btn-accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: #fff;
  box-shadow: 0 4px 16px rgba(249,115,22,0.30);
}
.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(249,115,22,0.45);
  color: #fff;
}
.btn-outline {
  border: 2px solid var(--primary);
  color: var(--primary);
  background: transparent;
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
}
.btn-sm { padding: 8px 18px; font-size: 0.88rem; }

/* ---- 标签 ---- */
.tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 600;
  background: #EDE9FE;
  color: var(--primary);
}
.tag-orange { background: #FFF7ED; color: var(--accent); }
.tag-green { background: #ECFDF5; color: #059669; }
.tag-pink { background: #FDF2F8; color: #BE185D; }

/* ============================================================
   顶部导航
   ============================================================ */
#header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(30,27,75,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 2px 20px rgba(0,0,0,0.25);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 24px;
}
.logo-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-wrap img {
  height: 42px;
  width: auto;
  object-fit: contain;
}
.logo-text {
  font-size: 1.35rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.5px;
}
.logo-text span { color: var(--accent); }
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-menu a {
  color: rgba(255,255,255,0.82);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.nav-menu a:hover, .nav-menu a.active {
  color: #fff;
  background: rgba(249,115,22,0.18);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all var(--transition);
}

/* ---- 搜索框 ---- */
.search-bar-wrap {
  background: linear-gradient(135deg, var(--dark) 0%, var(--primary-dark) 100%);
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.search-bar {
  display: flex;
  align-items: center;
  max-width: 680px;
  margin: 0 auto;
  background: rgba(255,255,255,0.10);
  border: 1.5px solid rgba(255,255,255,0.18);
  border-radius: 50px;
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.search-bar:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(249,115,22,0.18);
}
.search-bar input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  padding: 12px 20px;
  color: #fff;
  font-size: 0.97rem;
  font-family: var(--font-main);
}
.search-bar input::placeholder { color: rgba(255,255,255,0.45); }
.search-bar button {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: #fff;
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: 0 50px 50px 0;
  transition: background var(--transition);
}
.search-bar button:hover { background: var(--primary); }
.search-hot-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: 680px;
  margin: 10px auto 0;
  flex-wrap: wrap;
}
.search-hot-tags span { color: rgba(255,255,255,0.5); font-size: 0.82rem; }
.search-hot-tags a {
  color: rgba(255,255,255,0.75);
  font-size: 0.82rem;
  padding: 3px 10px;
  border-radius: 50px;
  background: rgba(255,255,255,0.09);
  transition: all var(--transition);
}
.search-hot-tags a:hover { background: var(--accent); color: #fff; }

/* ============================================================
   Hero Banner
   ============================================================ */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--dark2);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/banner_hero.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.55;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(30,27,75,0.92) 0%, rgba(107,33,168,0.55) 60%, transparent 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 620px;
  padding: 60px 0;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(249,115,22,0.18);
  border: 1px solid rgba(249,115,22,0.4);
  color: var(--accent-light);
  padding: 5px 14px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: 3rem;
  font-weight: 900;
  color: #fff;
  line-height: 1.18;
  margin-bottom: 18px;
  letter-spacing: -1px;
}
.hero h1 span { color: var(--accent); }
.hero-desc {
  color: rgba(255,255,255,0.78);
  font-size: 1.1rem;
  margin-bottom: 32px;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 40px;
  flex-wrap: wrap;
}
.hero-stat strong {
  display: block;
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--accent);
}
.hero-stat span { font-size: 0.85rem; color: rgba(255,255,255,0.6); }

/* ============================================================
   视频卡片
   ============================================================ */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 22px;
}
.video-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  cursor: pointer;
}
.video-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.video-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: #1a1a2e;
}
.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.video-card:hover .video-thumb img { transform: scale(1.06); }
.video-play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.35);
  opacity: 0;
  transition: opacity var(--transition);
}
.video-card:hover .video-play-btn { opacity: 1; }
.play-icon {
  width: 60px;
  height: 60px;
  background: rgba(249,115,22,0.92);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: scale(0.85);
  transition: transform var(--transition);
  box-shadow: 0 4px 20px rgba(249,115,22,0.5);
}
.video-card:hover .play-icon { transform: scale(1); }
.play-icon svg { width: 26px; height: 26px; fill: #fff; margin-left: 4px; }
.video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.72);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
}
.video-info { padding: 14px 16px; }
.video-title {
  font-size: 0.97rem;
  font-weight: 700;
  color: var(--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;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-light);
}
.video-meta span { display: flex; align-items: center; gap: 4px; }
.video-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }

/* ============================================================
   功能模块卡片
   ============================================================ */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.feature-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border: 1.5px solid transparent;
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transition: transform var(--transition);
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: #EDE9FE; }
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 18px;
  background: linear-gradient(135deg, #EDE9FE, #DDD6FE);
}
.feature-icon.orange { background: linear-gradient(135deg, #FFF7ED, #FED7AA); }
.feature-icon.pink { background: linear-gradient(135deg, #FDF2F8, #FBCFE8); }
.feature-icon.green { background: linear-gradient(135deg, #ECFDF5, #A7F3D0); }
.feature-card h3 { font-size: 1.08rem; font-weight: 800; margin-bottom: 10px; color: var(--dark); }
.feature-card p { font-size: 0.9rem; color: var(--text-light); line-height: 1.7; }

/* ============================================================
   专家展示
   ============================================================ */
.expert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}
.expert-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 28px 22px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}
.expert-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.expert-avatar {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 16px;
  border: 3px solid var(--primary-light);
}
.expert-name { font-size: 1.1rem; font-weight: 800; color: var(--dark); margin-bottom: 4px; }
.expert-title { font-size: 0.85rem; color: var(--primary); font-weight: 600; margin-bottom: 10px; }
.expert-desc { font-size: 0.85rem; color: var(--text-light); line-height: 1.6; margin-bottom: 14px; }
.expert-awards { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-bottom: 14px; }
.expert-actions { display: flex; gap: 8px; justify-content: center; }

/* ============================================================
   合作品牌墙
   ============================================================ */
.partner-wall {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  align-items: center;
}
.partner-item {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 16px 28px;
  box-shadow: var(--shadow);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-light);
  transition: all var(--transition);
  border: 1.5px solid var(--border);
}
.partner-item:hover { color: var(--primary); border-color: var(--primary); transform: translateY(-2px); }

/* ============================================================
   FAQ
   ============================================================ */
.faq-list { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.faq-item {
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  border: 1.5px solid var(--border);
}
.faq-question {
  width: 100%;
  text-align: left;
  padding: 20px 24px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: background var(--transition);
}
.faq-question:hover { background: #F3F0FF; }
.faq-question.active { color: var(--primary); background: #F3F0FF; }
.faq-arrow {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  transition: transform var(--transition);
  color: var(--primary);
}
.faq-question.active .faq-arrow { transform: rotate(180deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding var(--transition);
  padding: 0 24px;
}
.faq-answer.open { max-height: 300px; padding: 0 24px 20px; }
.faq-answer p { color: var(--text-light); line-height: 1.8; font-size: 0.95rem; }

/* ============================================================
   用户评价
   ============================================================ */
.review-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 22px;
}
.review-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1.5px solid var(--border);
  transition: all var(--transition);
}
.review-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.review-stars { color: #F59E0B; font-size: 1rem; margin-bottom: 12px; letter-spacing: 2px; }
.review-text { font-size: 0.92rem; color: var(--text); line-height: 1.75; margin-bottom: 16px; font-style: italic; }
.review-user { display: flex; align-items: center; gap: 10px; }
.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 0.9rem;
  flex-shrink: 0;
}
.review-name { font-weight: 700; font-size: 0.9rem; color: var(--dark); }
.review-date { font-size: 0.78rem; color: var(--text-light); }

/* ============================================================
   加入社区指南
   ============================================================ */
.howto-steps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 24px;
  counter-reset: step;
}
.howto-step {
  text-align: center;
  padding: 28px 20px;
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  position: relative;
}
.step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  font-size: 1.2rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}
.howto-step h4 { font-size: 1rem; font-weight: 800; color: var(--dark); margin-bottom: 8px; }
.howto-step p { font-size: 0.88rem; color: var(--text-light); line-height: 1.65; }

/* ============================================================
   联系区域
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}
.contact-info-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}
.contact-info-card h3 { font-size: 1.2rem; font-weight: 800; color: var(--dark); margin-bottom: 20px; }
.contact-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.contact-row:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: #EDE9FE;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.contact-row strong { display: block; font-size: 0.88rem; color: var(--text-light); margin-bottom: 2px; }
.contact-row span { font-size: 0.95rem; color: var(--dark); font-weight: 600; }
.qr-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.qr-item { text-align: center; }
.qr-item img {
  width: 130px;
  height: 130px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--border);
  margin: 0 auto 8px;
}
.qr-item p { font-size: 0.85rem; color: var(--text-light); }

/* ============================================================
   社区入口
   ============================================================ */
.community-entries {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
}
.community-entry {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 22px 18px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border: 1.5px solid var(--border);
}
.community-entry:hover { transform: translateY(-3px); border-color: var(--primary); }
.community-entry .icon { font-size: 2rem; margin-bottom: 10px; }
.community-entry h4 { font-size: 0.92rem; font-weight: 700; color: var(--dark); margin-bottom: 4px; }
.community-entry p { font-size: 0.8rem; color: var(--text-light); }

/* ============================================================
   分享按钮
   ============================================================ */
.share-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 20px;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 700;
  transition: all var(--transition);
  color: #fff;
}
.share-wechat { background: #07C160; }
.share-weibo { background: #E6162D; }
.share-douyin { background: #010101; }
.share-bilibili { background: #00A1D6; }
.share-btn:hover { transform: translateY(-2px); box-shadow: 0 4px 14px rgba(0,0,0,0.2); color: #fff; }

/* ============================================================
   底部 Footer
   ============================================================ */
#footer {
  background: var(--dark2);
  color: rgba(255,255,255,0.72);
  padding: 56px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .logo-text { font-size: 1.4rem; color: #fff; margin-bottom: 12px; }
.footer-brand p { font-size: 0.88rem; line-height: 1.8; color: rgba(255,255,255,0.55); }
.footer-col h4 { font-size: 0.95rem; font-weight: 800; color: #fff; margin-bottom: 16px; }
.footer-col ul li { margin-bottom: 9px; }
.footer-col ul li a { font-size: 0.88rem; color: rgba(255,255,255,0.55); transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
}
.footer-bottom a { color: rgba(255,255,255,0.55); }
.footer-bottom a:hover { color: var(--accent); }
.footer-logo-img { height: 36px; width: auto; object-fit: contain; }

/* ============================================================
   面包屑
   ============================================================ */
.breadcrumb {
  background: #F3F0FF;
  padding: 12px 0;
  font-size: 0.85rem;
  color: var(--text-light);
}
.breadcrumb ol { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.breadcrumb li { display: flex; align-items: center; gap: 8px; }
.breadcrumb li:not(:last-child)::after { content: '/'; color: #C4B5FD; }
.breadcrumb a { color: var(--primary); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb li:last-child { color: var(--text); font-weight: 600; }

/* ============================================================
   页面内部标题区
   ============================================================ */
.page-hero {
  background: linear-gradient(135deg, var(--dark) 0%, var(--primary-dark) 100%);
  padding: 56px 0;
  text-align: center;
  color: #fff;
}
.page-hero h1 { font-size: 2.4rem; font-weight: 900; margin-bottom: 12px; }
.page-hero p { font-size: 1.05rem; color: rgba(255,255,255,0.72); max-width: 560px; margin: 0 auto; }

/* ============================================================
   弹幕展示
   ============================================================ */
.danmu-bar {
  background: rgba(30,27,75,0.92);
  padding: 12px 0;
  overflow: hidden;
  white-space: nowrap;
  border-top: 1px solid rgba(255,255,255,0.07);
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.danmu-inner {
  display: inline-block;
  animation: danmuScroll 28s linear infinite;
  padding-left: 100%;
}
.danmu-inner span {
  display: inline-block;
  margin: 0 24px;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.75);
}
.danmu-inner span.hot { color: var(--accent); font-weight: 700; }
@keyframes danmuScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ============================================================
   直播入口
   ============================================================ */
.live-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: #EF4444;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 4px;
  animation: livePulse 1.5s ease-in-out infinite;
}
@keyframes livePulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.65; }
}

/* ============================================================
   AI赋能模块
   ============================================================ */
.ai-card {
  background: linear-gradient(135deg, var(--dark) 0%, var(--primary-dark) 100%);
  border-radius: var(--radius);
  padding: 32px 28px;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-hover);
}
.ai-card::after {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 180px; height: 180px;
  border-radius: 50%;
  background: rgba(249,115,22,0.12);
}
.ai-card h3 { font-size: 1.15rem; font-weight: 800; margin-bottom: 10px; }
.ai-card p { font-size: 0.9rem; color: rgba(255,255,255,0.72); line-height: 1.7; margin-bottom: 18px; }
.ai-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 20px; }

/* ============================================================
   响应式 - 平板
   ============================================================ */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.4rem; }
}

/* ============================================================
   响应式 - 手机
   ============================================================ */
@media (max-width: 768px) {
  .section { padding: 48px 0; }
  .section-title { font-size: 1.6rem; }
  .hero { min-height: 420px; }
  .hero h1 { font-size: 1.9rem; }
  .hero-stats { gap: 20px; }
  .nav-menu { display: none; position: absolute; top: 68px; left: 0; right: 0; background: var(--dark2); flex-direction: column; padding: 16px; gap: 4px; border-bottom: 1px solid rgba(255,255,255,0.1); }
  .nav-menu.open { display: flex; }
  .hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .video-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .expert-grid { grid-template-columns: 1fr 1fr; }
  .howto-steps { grid-template-columns: 1fr 1fr; }
  .qr-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .container { padding: 0 14px; }
  .hero h1 { font-size: 1.6rem; }
  .feature-grid { grid-template-columns: 1fr; }
  .expert-grid { grid-template-columns: 1fr; }
  .howto-steps { grid-template-columns: 1fr; }
  .video-grid { grid-template-columns: 1fr; }
  .review-grid { grid-template-columns: 1fr; }
  .community-entries { grid-template-columns: 1fr 1fr; }
  .hero-actions { flex-direction: column; }
  .btn { justify-content: center; }
}

/* ============================================================
   懒加载占位
   ============================================================ */
img[data-src] {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ============================================================
   滚动动画
   ============================================================ */
.fade-in { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ============================================================
   通知条
   ============================================================ */
.notice-bar {
  background: linear-gradient(90deg, var(--primary), var(--accent));
  color: #fff;
  text-align: center;
  padding: 9px 20px;
  font-size: 0.88rem;
  font-weight: 600;
}
.notice-bar a { color: #fff; text-decoration: underline; }

/* ============================================================
   捷克街头 - 补充样式（SEO修复版）
   官网：nogymr9.cn
   ============================================================ */

/* ---- 标签云 ---- */
.tag-cloud-section { padding: 28px 0; background: #fff; border-bottom: 1px solid var(--border); }
.tag-cloud-title { font-size: 1rem; font-weight: 800; color: var(--dark); margin-bottom: 14px; }
.tag-cloud-title span { color: var(--primary); }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.cloud-tag {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  background: #F3F0FF;
  color: var(--primary);
  border: 1.5px solid #DDD6FE;
  transition: all var(--transition);
}
.cloud-tag:hover, .cloud-tag.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ---- 热榜 ---- */
.hot-rank-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.hot-rank-list { background: #fff; border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
.hot-rank-label { font-size: 1rem; font-weight: 800; color: var(--dark); margin-bottom: 18px; padding-bottom: 12px; border-bottom: 2px solid #F3F0FF; }
.rank-list { display: flex; flex-direction: column; gap: 14px; }
.rank-item { display: flex; align-items: center; gap: 12px; }
.rank-num {
  width: 28px; height: 28px; border-radius: 50%;
  background: #F3F0FF; color: var(--primary);
  font-size: 0.82rem; font-weight: 900;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.rank-top .rank-num { background: var(--accent); color: #fff; }
.rank-item img { width: 60px; height: 42px; object-fit: cover; border-radius: 6px; flex-shrink: 0; }
.rank-info { flex: 1; min-width: 0; }
.rank-info a { font-size: 0.85rem; font-weight: 600; color: var(--dark); display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rank-info a:hover { color: var(--primary); }
.rank-info span { font-size: 0.75rem; color: var(--text-light); }

/* ---- 分类标签 ---- */
.category-tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.cat-tab {
  padding: 7px 18px; border-radius: 50px;
  font-size: 0.88rem; font-weight: 600;
  background: #fff; color: var(--primary);
  border: 1.5px solid #DDD6FE;
  transition: all var(--transition);
}
.cat-tab:hover, .cat-tab.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ---- section-header-row ---- */
.section-header-row { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 0; flex-wrap: wrap; gap: 12px; }

/* ---- 更新时间 ---- */
.update-time { font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-top: 10px; }

/* ---- 面包屑（新版） ---- */
.breadcrumb-nav { background: #F8F7FF; border-bottom: 1px solid var(--border); padding: 10px 0; }
.breadcrumb { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; font-size: 0.88rem; }
.breadcrumb a { color: var(--primary); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .separator { color: #C4B5FD; }

/* ---- 页面Hero（内页） ---- */
.page-hero { background: linear-gradient(135deg, var(--dark2) 0%, var(--primary-dark) 100%); color: #fff; padding: 56px 0 48px; text-align: center; }
.page-hero h1 { font-size: 2.4rem; font-weight: 900; margin-bottom: 12px; }
.page-hero h1 span { color: var(--accent-light); }
.page-hero-desc { font-size: 1.05rem; color: rgba(255,255,255,0.72); max-width: 680px; margin: 0 auto; }

/* ---- 评价综合评分 ---- */
.review-summary {
  display: flex; align-items: center; gap: 24px;
  background: linear-gradient(135deg, #F3F0FF, #FFF7ED);
  border-radius: var(--radius); padding: 28px 36px;
  margin-top: 36px; border: 1.5px solid #DDD6FE;
}
.review-score { font-size: 3.5rem; font-weight: 900; color: var(--primary); line-height: 1; }

/* ---- 内容文章（EEAT） ---- */
.content-article { max-width: 900px; }
.content-article h3 { font-size: 1.15rem; font-weight: 800; color: var(--dark); margin: 24px 0 10px; }
.content-article h4 { font-size: 1rem; font-weight: 700; color: var(--primary); margin: 18px 0 8px; }
.content-article h5 { font-size: 0.85rem; font-weight: 600; color: var(--text-light); }
.content-article p { color: var(--text-light); line-height: 1.9; margin-bottom: 12px; }

/* ---- 专家统计数据 ---- */
.expert-stats { display: flex; gap: 12px; flex-wrap: wrap; margin: 10px 0; font-size: 0.82rem; color: var(--text-light); }
.expert-stats strong { color: var(--primary); }

/* ---- Footer标签 ---- */
.footer-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.footer-tags a {
  padding: 4px 12px; border-radius: 50px;
  font-size: 0.78rem; font-weight: 600;
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.55);
  border: 1px solid rgba(255,255,255,0.12);
  transition: all var(--transition);
}
.footer-tags a:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ---- 分享区域 ---- */
.share-section { background: #F8F7FF; padding: 32px 0; border-top: 1px solid var(--border); }
.share-btn {
  padding: 9px 22px; border-radius: 50px;
  font-size: 0.88rem; font-weight: 700;
  border: 1.5px solid var(--border);
  background: #fff; color: var(--text);
  transition: all var(--transition);
}
.share-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.share-wechat:hover { background: #07C160; border-color: #07C160; }
.share-weibo:hover { background: #E6162D; border-color: #E6162D; }
.share-douyin:hover { background: #000; border-color: #000; }
.share-bilibili:hover { background: #00A1D6; border-color: #00A1D6; }

/* ---- 视频NEW徽章 ---- */
.video-new-badge {
  position: absolute; top: 8px; left: 8px;
  background: var(--accent); color: #fff;
  font-size: 0.7rem; font-weight: 800;
  padding: 2px 8px; border-radius: 4px;
  letter-spacing: 1px;
}

/* ---- sr-only（无障碍隐藏） ---- */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ============================================================
   响应式补充
   ============================================================ */
@media (max-width: 900px) {
  .hot-rank-grid { grid-template-columns: 1fr; }
  .review-summary { flex-direction: column; text-align: center; }
}
@media (max-width: 768px) {
  .tag-cloud-section { padding: 18px 0; }
  .page-hero h1 { font-size: 1.7rem; }
  .section-header-row { flex-direction: column; align-items: flex-start; }
  .hot-rank-list { padding: 18px; }
  .rank-item img { width: 48px; height: 34px; }
  .share-bar { flex-wrap: wrap; gap: 8px; }
  .footer-tags { gap: 4px; }
}