/* ===== CSS变量 & 主题 ===== */
:root {
  --bg-primary: #0d0d0d;
  --bg-secondary: #141414;
  --bg-card: #1a1a1a;
  --bg-hover: #222;
  --accent: #e50914;
  --accent-light: #ff1f2e;
  --accent-dim: rgba(229,9,20,.15);
  --text-primary: #fff;
  --text-secondary: #aaa;
  --text-muted: #666;
  --border: rgba(255,255,255,.08);
  --shadow: 0 4px 24px rgba(0,0,0,.6);
  --radius: 8px;
  --radius-lg: 12px;
  --header-h: 64px;
  --transition: .2s ease;
}

/* ===== 重置 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; color: inherit; font: inherit; }
ul, ol { list-style: none; }

/* ===== 滚动条 ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: #333; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #555; }

/* ===== 布局 ===== */
.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
.main-content { padding-top: var(--header-h); min-height: calc(100vh - 200px); }

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: linear-gradient(to bottom, rgba(0,0,0,.95), rgba(0,0,0,.8));
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: background var(--transition);
}
.header.scrolled { background: rgba(13,13,13,.98); }
.header-inner { display: flex; align-items: center; gap: 24px; height: 100%; }
.logo { display: flex; align-items: center; gap: 8px; font-size: 1.3rem; font-weight: 700; flex-shrink: 0; }
.logo-icon { font-size: 1.5rem; }
.logo-text { color: var(--accent); letter-spacing: .5px; }

/* 导航 */
.main-nav { display: flex; gap: 4px; align-items: center; }
.nav-link {
  padding: 6px 14px;
  border-radius: 6px;
  font-size: .9rem;
  color: var(--text-secondary);
  transition: all var(--transition);
  white-space: nowrap;
}
.nav-link:hover, .nav-link.active { color: var(--text-primary); background: var(--bg-card); }
.nav-link.active { color: var(--accent); }

/* 右侧工具栏 */
.header-right { margin-left: auto; display: flex; align-items: center; gap: 12px; }

/* 搜索框 */
.search-box { position: relative; }
.search-box input {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 7px 40px 7px 16px;
  color: var(--text-primary);
  font-size: .88rem;
  width: 220px;
  outline: none;
  transition: all var(--transition);
}
.search-box input:focus { border-color: var(--accent); width: 260px; }
.search-btn {
  position: absolute; right: 10px; top: 50%;
  transform: translateY(-50%);
  display: flex; align-items: center;
  color: var(--text-secondary);
  transition: color var(--transition);
}
.search-btn:hover { color: var(--accent); }
.search-btn svg { width: 16px; height: 16px; }

/* 搜索下拉 */
.search-dropdown {
  position: absolute;
  top: calc(100% + 8px); right: 0;
  width: 300px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: none;
  z-index: 200;
}
.search-dropdown.show { display: block; }
.search-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px;
  cursor: pointer;
  transition: background var(--transition);
  font-size: .88rem;
}
.search-item:hover { background: var(--bg-hover); }
.search-item img { width: 40px; height: 55px; object-fit: cover; border-radius: 4px; flex-shrink: 0; }
.search-item-info { flex: 1; overflow: hidden; }
.search-item-name { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.search-item-meta { color: var(--text-muted); font-size: .8rem; margin-top: 2px; }
.search-loading, .search-empty { padding: 20px; text-align: center; color: var(--text-muted); font-size: .88rem; }

/* 汉堡菜单 */
.menu-toggle { display: none; flex-direction: column; gap: 5px; padding: 6px; }
.menu-toggle span { width: 22px; height: 2px; background: var(--text-primary); border-radius: 1px; transition: all var(--transition); }

/* ===== 轮播图 ===== */
.hero-section { position: relative; overflow: hidden; background: var(--bg-secondary); }
.swiper-container { position: relative; height: 520px; overflow: hidden; }
.swiper-wrapper { display: flex; transition: transform .5s cubic-bezier(.25,.46,.45,.94); height: 100%; }
.swiper-slide {
  flex: 0 0 100%;
  position: relative;
  overflow: hidden;
}
.skeleton-slide { background: var(--bg-card); }
.slide-img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: brightness(.55);
  transition: transform .8s ease;
}
.swiper-slide:hover .slide-img { transform: scale(1.03); }
.slide-content {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 60px 40px 40px;
  background: linear-gradient(to top, rgba(0,0,0,.9) 0%, rgba(0,0,0,.6) 40%, transparent 100%);
}
.slide-badge {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: .75rem;
  padding: 3px 10px;
  border-radius: 3px;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: .5px;
}
.slide-title { font-size: 2.2rem; font-weight: 700; margin-bottom: 10px; text-shadow: 0 2px 8px rgba(0,0,0,.5); }
.slide-meta { color: var(--text-secondary); font-size: .9rem; margin-bottom: 18px; }
.slide-desc { color: rgba(255,255,255,.75); font-size: .92rem; max-width: 560px; margin-bottom: 20px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.slide-actions { display: flex; gap: 12px; }
.btn-play, .btn-detail {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 24px; border-radius: 6px;
  font-size: .9rem; font-weight: 600;
  transition: all var(--transition);
}
.btn-play { background: var(--accent); color: #fff; }
.btn-play:hover { background: var(--accent-light); transform: translateY(-1px); }
.btn-detail { background: rgba(255,255,255,.15); backdrop-filter: blur(4px); border: 1px solid rgba(255,255,255,.2); }
.btn-detail:hover { background: rgba(255,255,255,.25); }

.swiper-pagination {
  position: absolute; bottom: 16px; left: 50%;
  transform: translateX(-50%);
  display: flex; gap: 6px; z-index: 10;
}
.swiper-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,.4);
  cursor: pointer;
  transition: all var(--transition);
}
.swiper-dot.active { background: var(--accent); width: 24px; border-radius: 4px; }
.swiper-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  z-index: 10;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(0,0,0,.5);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,.1);
  color: #fff; font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
  opacity: 0;
}
.swiper-container:hover .swiper-btn { opacity: 1; }
.swiper-btn:hover { background: var(--accent); }
.swiper-prev { left: 16px; }
.swiper-next { right: 16px; }

/* ===== 分类标签 ===== */
.category-nav-section { padding: 24px 0 8px; }
.category-tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.cat-tab {
  padding: 6px 18px;
  border-radius: 20px;
  font-size: .88rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: all var(--transition);
}
.cat-tab:hover { border-color: var(--accent); color: var(--text-primary); }
.cat-tab.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ===== Section ===== */
.content-section { padding: 24px 0; }
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.section-title { font-size: 1.3rem; font-weight: 700; }
.title-accent { color: var(--accent); }
.more-link { color: var(--text-muted); font-size: .85rem; transition: color var(--transition); }
.more-link:hover { color: var(--accent); }

/* ===== 卡片网格 ===== */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
}

/* 视频卡片 */
.video-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}
.video-card:hover { transform: translateY(-4px); box-shadow: 0 8px 32px rgba(0,0,0,.6); }
.card-thumb {
  position: relative;
  padding-top: 140%;
  overflow: hidden;
  background: var(--bg-hover);
}
.card-thumb img {
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.video-card:hover .card-thumb img { transform: scale(1.05); }
.card-overlay {
  position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(to top, rgba(0,0,0,.8) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition);
  display: flex; align-items: center; justify-content: center;
}
.video-card:hover .card-overlay { opacity: 1; }
.card-play-btn {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  transform: scale(.8);
  transition: transform var(--transition);
}
.video-card:hover .card-play-btn { transform: scale(1); }
.card-badge {
  position: absolute; top: 6px; right: 6px;
  background: var(--accent);
  color: #fff;
  font-size: .7rem;
  padding: 2px 7px;
  border-radius: 3px;
  font-weight: 600;
  max-width: 80px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.card-badge.blue { background: #1a73e8; }
.card-info { padding: 10px; }
.card-title {
  font-size: .9rem;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-bottom: 4px;
}
.card-meta { font-size: .78rem; color: var(--text-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ===== 骨架屏 ===== */
.skeleton {
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-hover) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border-radius: 4px;
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
.skeleton-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
}
.skeleton-card::before {
  content: '';
  display: block;
  padding-top: 140%;
  background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-hover) 50%, var(--bg-card) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
}
.skeleton-card::after {
  content: '';
  display: block;
  height: 54px;
  background: var(--bg-card);
}

/* ===== 筛选栏 (list页) ===== */
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  padding: 16px 0;
  font-size: .88rem;
  color: var(--text-muted);
}
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span:last-child { color: var(--text-secondary); }

.filter-bar {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 24px;
}
.filter-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 6px 0; }
.filter-row + .filter-row { border-top: 1px solid var(--border); }
.filter-label { color: var(--text-muted); font-size: .85rem; flex-shrink: 0; min-width: 44px; }
.filter-options { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-btn {
  padding: 5px 14px;
  border-radius: 16px;
  font-size: .83rem;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  transition: all var(--transition);
}
.filter-btn:hover { color: var(--text-primary); border-color: var(--border); }
.filter-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* 搜索结果提示 */
.search-result-tip {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px;
  background: var(--accent-dim);
  border: 1px solid rgba(229,9,20,.3);
  border-radius: var(--radius);
  margin-bottom: 16px;
  font-size: .9rem;
}
.clear-search {
  color: var(--accent);
  font-size: .83rem;
  padding: 3px 10px;
  border: 1px solid var(--accent);
  border-radius: 12px;
  transition: all var(--transition);
}
.clear-search:hover { background: var(--accent); color: #fff; }

/* 空状态 */
.empty-state { text-align: center; padding: 80px 20px; color: var(--text-muted); }
.empty-icon { font-size: 3rem; margin-bottom: 12px; }

/* ===== 分页 ===== */
.pagination {
  display: flex; align-items: center; justify-content: center;
  gap: 6px; padding: 32px 0;
  flex-wrap: wrap;
}
.page-btn {
  min-width: 36px; height: 36px;
  padding: 0 10px;
  border-radius: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: .88rem;
  transition: all var(--transition);
  display: flex; align-items: center; justify-content: center;
}
.page-btn:hover { border-color: var(--accent); color: var(--accent); }
.page-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.page-btn:disabled { opacity: .4; cursor: not-allowed; }
.page-ellipsis { color: var(--text-muted); padding: 0 4px; }

/* ===== 详情页 ===== */
.detail-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 32px;
  padding: 24px 0;
}
.detail-poster-wrap { flex-shrink: 0; }
.detail-poster {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 2/3;
  background: var(--bg-card);
  box-shadow: var(--shadow);
}
.detail-poster img { width: 100%; height: 100%; object-fit: cover; }
.btn-favorite {
  width: 100%;
  margin-top: 12px;
  padding: 9px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: .9rem;
  display: flex; align-items: center; justify-content: center; gap: 6px;
  transition: all var(--transition);
}
.btn-favorite:hover, .btn-favorite.active { background: var(--accent-dim); border-color: var(--accent); color: var(--accent); }
.btn-favorite.active .fav-icon::before { content: '♥'; }
.fav-icon { font-size: 1rem; }

.detail-info { padding-top: 4px; }
.detail-title { font-size: 1.8rem; font-weight: 700; margin-bottom: 6px; line-height: 1.3; }
.detail-original-title { color: var(--text-muted); font-size: .9rem; margin-bottom: 16px; }
.detail-score {
  display: inline-flex; align-items: center; gap: 4px;
  color: #f5a623; font-size: 1.3rem; font-weight: 700;
  margin-bottom: 16px;
}
.detail-score span { font-size: .85rem; color: var(--text-muted); font-weight: 400; }
.detail-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.detail-tag {
  padding: 3px 12px;
  border-radius: 12px;
  font-size: .8rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}
.detail-tag.type { background: var(--accent-dim); border-color: var(--accent); color: var(--accent); }
.detail-meta-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.detail-meta-item { display: flex; align-items: flex-start; gap: 8px; font-size: .88rem; }
.meta-label { color: var(--text-muted); flex-shrink: 0; min-width: 56px; }
.meta-value { color: var(--text-secondary); }
.detail-desc { font-size: .9rem; line-height: 1.8; color: var(--text-secondary); border-top: 1px solid var(--border); padding-top: 16px; }
.desc-toggle {
  color: var(--accent);
  font-size: .85rem;
  margin-top: 6px;
  cursor: pointer;
  display: inline-block;
}
.detail-play-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 28px;
  background: var(--accent);
  border-radius: 8px;
  font-size: .95rem; font-weight: 600;
  margin-top: 16px;
  transition: all var(--transition);
}
.detail-play-btn:hover { background: var(--accent-light); transform: translateY(-1px); }

/* ===== 播放器 ===== */
.player-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin: 24px 0;
}
.source-tabs { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.source-tab {
  padding: 6px 18px;
  border-radius: 20px;
  font-size: .85rem;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: all var(--transition);
}
.source-tab.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.source-tab:hover { border-color: var(--accent); color: var(--text-primary); }

/* 详情页选集区域 */
.episode-section { margin-top: 24px; }
.episode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  gap: 10px;
  margin-top: 16px;
}
.episode-link {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 8px;
  border-radius: 6px;
  font-size: .85rem;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: all var(--transition);
  text-align: center;
  min-height: 44px;
}
.episode-link:hover {
  border-color: var(--accent);
  color: var(--text-primary);
  background: var(--bg-card);
}

/* 旧的播放相关样式（兼容） */
.episode-list {
  display: flex; flex-wrap: wrap; gap: 8px;
  max-height: 120px; overflow-y: auto;
  margin-bottom: 16px;
  padding: 4px;
}
.episode-btn {
  padding: 5px 14px;
  border-radius: 5px;
  font-size: .83rem;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: all var(--transition);
  min-width: 52px; text-align: center;
}
.episode-btn:hover { border-color: var(--accent); color: var(--text-primary); }
.episode-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.player-wrap {
  position: relative;
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16/9;
}
.player-wrap video { width: 100%; height: 100%; background: #000; display: block; }
.player-loading {
  position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: rgba(0,0,0,.7); gap: 12px; color: var(--text-secondary); font-size: .9rem;
}
.player-error {
  position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,.8); color: var(--text-secondary); font-size: .9rem;
}
.spinner {
  width: 40px; height: 40px;
  border: 3px solid rgba(255,255,255,.1);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== Footer ===== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  margin-top: 48px;
}
.footer-inner {
  display: flex; gap: 48px; padding: 40px 0 24px;
  flex-wrap: wrap;
}
.footer-brand p { color: var(--text-muted); font-size: .85rem; margin-top: 8px; }
.footer-links { display: flex; gap: 40px; }
.footer-col { display: flex; flex-direction: column; gap: 8px; }
.footer-col h4 { color: var(--text-primary); font-size: .9rem; margin-bottom: 4px; }
.footer-col a { color: var(--text-muted); font-size: .85rem; transition: color var(--transition); }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 16px 0;
  text-align: center;
  color: var(--text-muted);
  font-size: .82rem;
}

/* ===== 回到顶部 ===== */
.back-to-top {
  position: fixed; bottom: 32px; right: 32px;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff; font-size: 1.1rem;
  box-shadow: 0 4px 16px rgba(229,9,20,.4);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: all var(--transition);
  z-index: 100;
}
.back-to-top.show { opacity: 1; pointer-events: auto; }
.back-to-top:hover { transform: translateY(-2px); }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .video-grid { grid-template-columns: repeat(auto-fill, minmax(145px, 1fr)); }
}

@media (max-width: 768px) {
  :root { --header-h: 56px; }
  .swiper-container { height: 240px; }
  .slide-title { font-size: 1.3rem; }
  .slide-desc { display: none; }
  .slide-content { padding: 30px 20px 20px; }
  .search-box input { width: 140px; }
  .search-box input:focus { width: 170px; }
  .main-nav { display: none; }
  .main-nav.open {
    display: flex; flex-direction: column;
    position: fixed; top: var(--header-h); left: 0; right: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 12px 20px 20px;
    gap: 4px;
    z-index: 999;
  }
  .menu-toggle { display: flex; }
  .video-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 10px; }
  .detail-layout { grid-template-columns: 1fr; }
  .detail-poster-wrap { max-width: 180px; margin: 0 auto; }
  .detail-title { font-size: 1.4rem; }
  .footer-inner { flex-direction: column; gap: 24px; }
}

@media (max-width: 480px) {
  .container { padding: 0 12px; }
  .video-grid { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .search-dropdown { width: 260px; right: -50px; }
  .pagination { gap: 4px; }
  .page-btn { min-width: 32px; height: 32px; font-size: .8rem; }
}