:root {
  --primary: #1e3a8a;
  --primary-2: #1d4ed8;
  --accent: #0ea5e9;
  --gold: #f59e0b;
  --bg: #f8fafc;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.10);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img,
video {
  display: block;
  max-width: 100%;
}

.container {
  width: min(1280px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px);
  box-shadow: 0 1px 8px rgba(15, 23, 42, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
  gap: 18px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  white-space: nowrap;
}

.logo-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  color: #fff;
  background: var(--primary);
  border-radius: 12px;
  box-shadow: 0 10px 22px rgba(30, 58, 138, 0.25);
}

.logo-text {
  font-size: 20px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 20px;
  color: #334155;
  font-size: 15px;
  font-weight: 600;
}

.main-nav a:hover,
.mobile-panel a:hover {
  color: var(--primary);
}

.header-search {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-search input,
.big-search input,
.filter-search input {
  width: 260px;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  padding: 10px 14px;
  outline: none;
  background: #fff;
}

.header-search input:focus,
.big-search input:focus,
.filter-search input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.16);
}

.header-search button,
.big-search button,
.filter-group button,
.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 12px;
  padding: 10px 16px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.header-search button,
.big-search button,
.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: 0 14px 28px rgba(30, 58, 138, 0.22);
}

.btn-secondary {
  color: #fff;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.btn-secondary.light {
  color: var(--primary);
  background: #eff6ff;
  border-color: #bfdbfe;
}

.header-search button:hover,
.big-search button:hover,
.btn-primary:hover,
.btn-secondary:hover,
.filter-group button:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 32px rgba(30, 58, 138, 0.25);
}

.mobile-menu-button {
  display: none;
  border: 0;
  background: transparent;
  color: var(--text);
  font-size: 28px;
}

.mobile-panel {
  display: none;
  border-top: 1px solid var(--border);
  background: #fff;
}

.mobile-panel nav {
  display: grid;
  gap: 8px;
  width: min(1280px, calc(100% - 32px));
  margin: 0 auto;
  padding: 16px 0;
}

.hero-slider {
  position: relative;
  min-height: 620px;
  overflow: hidden;
  color: #fff;
  background: #0f172a;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.7s ease;
}

.hero-slide.is-active {
  opacity: 1;
  pointer-events: auto;
}

.hero-bg,
.detail-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.05);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 70% 20%, rgba(14, 165, 233, 0.30), transparent 34%),
    linear-gradient(90deg, rgba(15, 23, 42, 0.92), rgba(30, 58, 138, 0.78) 46%, rgba(15, 23, 42, 0.34)),
    linear-gradient(0deg, rgba(15, 23, 42, 0.94), transparent 38%);
}

.hero-content {
  position: relative;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  min-height: 620px;
  gap: 48px;
}

.eyebrow {
  margin: 0 0 14px;
  color: #bfdbfe;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-copy h1,
.page-hero h1,
.detail-intro h1 {
  margin: 0;
  font-size: clamp(36px, 6vw, 72px);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.hero-desc,
.page-hero p,
.detail-one-line {
  max-width: 760px;
  margin: 22px 0 0;
  color: #dbeafe;
  font-size: clamp(17px, 2vw, 22px);
}

.hero-tags,
.detail-meta,
.card-meta,
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.hero-tags span,
.meta-pill,
.tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 5px 11px;
  font-size: 13px;
  font-style: normal;
  background: #f1f5f9;
  color: #334155;
}

.hero-tags span {
  color: #fff;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.24);
}

.hero-actions,
.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.hero-poster {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 26px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.34);
  transform: rotate(2deg);
}

.hero-poster img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.hero-controls {
  position: absolute;
  left: 50%;
  bottom: 28px;
  z-index: 5;
  display: flex;
  gap: 10px;
  transform: translateX(-50%);
}

.hero-controls button {
  width: 34px;
  height: 8px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.38);
}

.hero-controls button.is-active {
  background: #fff;
}

.search-strip {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 28px;
  margin-top: -42px;
  padding: 28px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
  position: relative;
  z-index: 6;
}

.search-strip h2,
.section-head h2 {
  margin: 0;
  font-size: clamp(24px, 3vw, 34px);
}

.search-strip p {
  margin: 6px 0 0;
  color: var(--muted);
}

.big-search {
  display: flex;
  gap: 10px;
}

.big-search input {
  width: min(420px, 44vw);
}

.content-section {
  margin-top: 56px;
  margin-bottom: 56px;
}

.content-section.no-margin {
  margin: 0;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.section-head a {
  color: var(--primary);
  font-weight: 800;
}

.section-head.compact {
  align-items: center;
}

.video-grid {
  display: grid;
  gap: 22px;
}

.six-grid {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.five-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.four-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.video-card {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--card);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.05);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.video-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.card-cover-link {
  position: relative;
  display: block;
  overflow: hidden;
  background: #e2e8f0;
}

.video-card-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.video-card:hover .video-card-image {
  transform: scale(1.055);
}

.card-score,
.card-play {
  position: absolute;
  top: 10px;
  border-radius: 999px;
  padding: 4px 9px;
  color: #fff;
  font-size: 12px;
  font-weight: 800;
}

.card-score {
  left: 10px;
  background: rgba(245, 158, 11, 0.95);
}

.card-play {
  right: 10px;
  background: rgba(15, 23, 42, 0.78);
}

.video-card-body {
  padding: 15px;
}

.video-card-title {
  margin: 0;
  font-size: 17px;
  line-height: 1.35;
}

.video-card-title a:hover {
  color: var(--primary);
}

.card-meta {
  margin-top: 10px;
}

.card-desc {
  display: -webkit-box;
  margin: 12px 0 0;
  overflow: hidden;
  color: var(--muted);
  font-size: 14px;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 28px;
}

.hot-panel,
.aside-card,
.text-card,
.player-section,
.rank-board {
  border: 1px solid var(--border);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.hot-panel {
  padding: 22px;
}

.rank-list {
  display: grid;
  gap: 12px;
}

.rank-row {
  display: grid;
  grid-template-columns: auto 66px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 10px;
  border-radius: 14px;
  background: #f8fafc;
  transition: background 0.2s ease, transform 0.2s ease;
}

.rank-row:hover {
  background: #eff6ff;
  transform: translateX(2px);
}

.rank-row img {
  width: 66px;
  aspect-ratio: 16 / 10;
  border-radius: 10px;
  object-fit: cover;
}

.rank-number {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  color: #fff;
  background: var(--primary);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 900;
}

.rank-info {
  min-width: 0;
}

.rank-info strong,
.rank-info em {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rank-info em {
  color: var(--muted);
  font-size: 13px;
  font-style: normal;
}

.rank-heat {
  color: var(--gold);
  font-weight: 900;
}

.page-hero,
.detail-hero {
  position: relative;
  overflow: hidden;
  color: #fff;
}

.gradient-hero {
  padding: 76px 0;
  background:
    radial-gradient(circle at 80% 10%, rgba(14, 165, 233, 0.35), transparent 30%),
    linear-gradient(135deg, #1e3a8a, #1d4ed8 52%, #0f172a);
}

.hot-hero {
  background:
    radial-gradient(circle at 20% 20%, rgba(245, 158, 11, 0.32), transparent 28%),
    linear-gradient(135deg, #0f172a, #1e3a8a 52%, #1d4ed8);
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 22px;
}

.category-card a {
  position: relative;
  display: block;
  overflow: hidden;
  min-height: 260px;
  border-radius: 22px;
  background: #0f172a;
  box-shadow: var(--shadow);
}

.category-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.category-card:hover img {
  transform: scale(1.06);
}

.category-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(15, 23, 42, 0.88), rgba(15, 23, 42, 0.08));
}

.category-info {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  color: #fff;
}

.category-info strong,
.category-info em,
.category-info small {
  display: block;
}

.category-info strong {
  font-size: 24px;
}

.category-info em,
.category-info small {
  color: #dbeafe;
  font-style: normal;
}

.filter-bar {
  display: grid;
  gap: 14px;
  margin-top: 28px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.filter-search input,
.filter-search.wide input {
  width: 100%;
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.filter-group button {
  color: #334155;
  background: #f1f5f9;
}

.filter-group button.is-active {
  color: #fff;
  background: var(--primary);
}

.searchable-item.is-hidden {
  display: none;
}

.rank-board {
  display: grid;
  gap: 10px;
  padding: 22px;
}

.detail-hero {
  min-height: 560px;
  background: #0f172a;
}

.detail-mask {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(15, 23, 42, 0.94), rgba(30, 58, 138, 0.76) 52%, rgba(15, 23, 42, 0.42)),
    linear-gradient(0deg, rgba(15, 23, 42, 0.96), transparent 44%);
}

.detail-hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  align-items: center;
  min-height: 560px;
  gap: 42px;
  padding: 44px 0;
}

.detail-poster {
  overflow: hidden;
  border-radius: 26px;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.35);
}

.detail-poster img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
  color: #bfdbfe;
  font-size: 14px;
}

.detail-meta span,
.detail-meta .meta-pill {
  color: #fff;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.24);
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 28px;
  margin-top: 44px;
}

.detail-main {
  display: grid;
  gap: 22px;
}

.player-section,
.text-card,
.aside-card {
  padding: 22px;
}

.player-shell {
  position: relative;
  overflow: hidden;
  border-radius: 18px;
  background: #020617;
}

.movie-player {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #020617;
}

.player-start {
  position: absolute;
  left: 50%;
  top: 50%;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 0;
  border-radius: 999px;
  padding: 14px 22px;
  color: #fff;
  background: rgba(30, 58, 138, 0.92);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.32);
  cursor: pointer;
  transform: translate(-50%, -50%);
}

.player-start span {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 999px;
  background: #fff;
  color: var(--primary);
}

.player-shell.is-playing .player-start {
  display: none;
}

.player-note {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.text-card h2,
.aside-card h2 {
  margin: 0 0 12px;
}

.text-card p {
  margin: 0;
  color: #334155;
  white-space: pre-line;
}

.aside-card + .aside-card {
  margin-top: 22px;
}

.aside-card dl {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 10px 12px;
  margin: 0;
}

.aside-card dt {
  color: var(--muted);
}

.aside-card dd {
  margin: 0;
  font-weight: 700;
}

.rank-list.small .rank-row {
  grid-template-columns: 56px minmax(0, 1fr) auto;
}

.rank-list.small .rank-number {
  display: none;
}

.site-footer {
  margin-top: 72px;
  color: #cbd5e1;
  background: #0f172a;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 36px;
  padding: 46px 0;
}

.footer-grid h2,
.footer-grid h3 {
  margin: 0 0 14px;
  color: #fff;
}

.footer-grid p {
  margin: 0;
  color: #94a3b8;
}

.footer-grid a {
  display: block;
  margin: 8px 0;
  color: #cbd5e1;
}

.footer-grid a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(148, 163, 184, 0.18);
  padding: 18px;
  text-align: center;
  color: #94a3b8;
}

@media (max-width: 1180px) {
  .six-grid,
  .five-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .category-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .main-nav {
    gap: 13px;
  }
}

@media (max-width: 960px) {
  .main-nav,
  .header-search {
    display: none;
  }

  .mobile-menu-button {
    display: block;
  }

  .site-header.is-open .mobile-panel {
    display: block;
  }

  .hero-content,
  .search-strip,
  .split-layout,
  .detail-hero-inner,
  .detail-layout,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-poster,
  .detail-poster {
    max-width: 420px;
  }

  .big-search {
    display: grid;
  }

  .big-search input {
    width: 100%;
  }

  .four-grid,
  .six-grid,
  .five-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 24px, 1280px);
  }

  .hero-slider,
  .hero-content {
    min-height: 680px;
  }

  .hero-copy h1,
  .page-hero h1,
  .detail-intro h1 {
    font-size: 36px;
  }

  .video-grid,
  .four-grid,
  .five-grid,
  .six-grid,
  .category-grid {
    grid-template-columns: 1fr;
  }

  .category-card a,
  .category-card img {
    min-height: 220px;
    height: 220px;
  }

  .rank-row {
    grid-template-columns: auto 58px minmax(0, 1fr);
  }

  .rank-heat {
    display: none;
  }
}