:root {
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --blue-50: #eff6ff;
  --blue-100: #dbeafe;
  --blue-700: #1d4ed8;
  --blue-800: #1e40af;
  --blue-900: #1e3a8a;
  --green-100: #dcfce7;
  --green-800: #166534;
  --amber-100: #fef3c7;
  --amber-800: #92400e;
  --white: #ffffff;
  --shadow-soft: 0 14px 40px rgba(15, 23, 42, 0.10);
  --shadow-card: 0 10px 24px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--slate-800);
  background: var(--slate-50);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

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

.container-custom {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--slate-200);
  box-shadow: 0 4px 18px rgba(15, 23, 42, 0.06);
  backdrop-filter: blur(12px);
}

.header-inner {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  color: var(--slate-900);
  white-space: nowrap;
}

.brand-icon {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  color: var(--white);
  background: var(--blue-900);
  box-shadow: 0 8px 20px rgba(30, 58, 138, 0.30);
}

.brand-text {
  font-size: 21px;
  letter-spacing: -0.02em;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  color: var(--slate-700);
  font-weight: 600;
}

.desktop-nav a:hover {
  color: var(--blue-900);
}

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

.header-search input,
.mobile-panel input,
.search-panel input,
.filter-input {
  width: 260px;
  border: 1px solid var(--slate-300);
  border-radius: 12px;
  padding: 11px 14px;
  color: var(--slate-800);
  background: var(--white);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.header-search input:focus,
.mobile-panel input:focus,
.search-panel input:focus,
.filter-input:focus {
  border-color: var(--blue-700);
  box-shadow: 0 0 0 4px rgba(29, 78, 216, 0.12);
}

.header-search button,
.mobile-panel button,
.search-panel button,
.btn-primary,
.btn-ghost {
  border: 0;
  border-radius: 12px;
  padding: 11px 18px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.header-search button,
.mobile-panel button,
.search-panel button,
.btn-primary {
  color: var(--white);
  background: var(--blue-900);
  box-shadow: 0 10px 24px rgba(30, 58, 138, 0.22);
}

.header-search button:hover,
.mobile-panel button:hover,
.search-panel button:hover,
.btn-primary:hover {
  background: var(--blue-800);
  transform: translateY(-1px);
}

.btn-ghost {
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.44);
  background: rgba(255, 255, 255, 0.16);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.26);
  transform: translateY(-1px);
}

.mobile-toggle {
  width: 44px;
  height: 44px;
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 0;
  border-radius: 12px;
  background: var(--slate-100);
  cursor: pointer;
}

.mobile-toggle span {
  width: 20px;
  height: 2px;
  border-radius: 10px;
  background: var(--slate-700);
}

.mobile-panel {
  display: none;
  padding: 14px 20px 20px;
  border-top: 1px solid var(--slate-200);
  background: var(--white);
}

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

.mobile-panel nav {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
}

.mobile-panel nav a {
  padding: 10px 12px;
  border-radius: 10px;
  color: var(--slate-700);
  background: var(--slate-50);
}

.mobile-panel form {
  display: flex;
  gap: 8px;
}

.mobile-panel input {
  width: 100%;
}

.hero {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background: radial-gradient(circle at top left, rgba(37, 99, 235, 0.66), transparent 34%), linear-gradient(135deg, #0f172a 0%, #1e3a8a 52%, #1e40af 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(15, 23, 42, 0.90), rgba(15, 23, 42, 0.46), rgba(15, 23, 42, 0.82));
  z-index: 1;
}

.hero-carousel {
  position: relative;
  z-index: 2;
  min-height: 560px;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.55s ease;
}

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

.hero-bg {
  position: absolute;
  inset: 0;
  opacity: 0.28;
  filter: saturate(110%);
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-content {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 44px;
  align-items: center;
  min-height: 560px;
  padding: 76px 20px 84px;
}

.hero-copy {
  max-width: 720px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  padding: 7px 12px;
  border-radius: 999px;
  color: var(--blue-100);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.hero h1 {
  margin: 0 0 18px;
  font-size: clamp(36px, 6vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.055em;
}

.hero p {
  max-width: 680px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 18px;
  line-height: 1.85;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 24px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-tags a,
.hero-tags span {
  padding: 8px 12px;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.88);
  background: rgba(255, 255, 255, 0.12);
}

.hero-poster-card {
  position: relative;
  overflow: hidden;
  min-height: 420px;
  border-radius: 28px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.36);
}

.hero-poster-card img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
}

.hero-poster-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(15, 23, 42, 0.92));
}

.poster-info {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 22px;
  z-index: 2;
}

.poster-info strong {
  display: block;
  margin-bottom: 8px;
  font-size: 24px;
}

.poster-info span {
  color: rgba(255, 255, 255, 0.78);
}

.hero-dots {
  position: absolute;
  left: 50%;
  bottom: 30px;
  z-index: 6;
  display: flex;
  gap: 10px;
  transform: translateX(-50%);
}

.hero-dots button {
  width: 34px;
  height: 5px;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.36);
  cursor: pointer;
}

.hero-dots button.is-active {
  background: var(--white);
}

.main-content {
  padding: 44px 0 70px;
}

.section-block {
  margin-bottom: 58px;
}

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

.section-heading h2 {
  margin: 0 0 6px;
  color: var(--slate-900);
  font-size: clamp(25px, 3vw, 36px);
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.section-heading p {
  margin: 0;
  color: var(--slate-600);
}

.section-link {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  color: var(--blue-900);
  font-weight: 800;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.video-card {
  overflow: hidden;
  border: 1px solid var(--slate-200);
  border-radius: 18px;
  background: var(--white);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.05);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.video-card:hover {
  transform: translateY(-4px);
  border-color: rgba(30, 58, 138, 0.22);
  box-shadow: var(--shadow-card);
}

.card-link {
  display: block;
  height: 100%;
}

.card-cover {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--slate-200), var(--blue-50));
}

.video-card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

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

.card-score {
  position: absolute;
  top: 10px;
  right: 10px;
  padding: 5px 9px;
  border-radius: 999px;
  color: var(--amber-800);
  background: var(--amber-100);
  font-size: 13px;
  font-weight: 800;
}

.card-body {
  padding: 16px;
}

.card-body h3 {
  margin: 0 0 8px;
  color: var(--slate-900);
  font-size: 17px;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-body p {
  min-height: 52px;
  margin: 0 0 12px;
  color: var(--slate-600);
  font-size: 14px;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-meta,
.detail-meta,
.tag-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.card-meta {
  margin-bottom: 10px;
  color: var(--slate-500);
  font-size: 13px;
}

.badge-region,
.badge-year,
.badge-rating,
.badge-type {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  line-height: 1;
  font-weight: 700;
}

.badge-region {
  color: var(--green-800);
  background: var(--green-100);
}

.badge-year {
  color: var(--blue-800);
  background: var(--blue-100);
}

.badge-rating {
  color: var(--amber-800);
  background: var(--amber-100);
}

.badge-type {
  color: var(--slate-700);
  background: var(--slate-100);
}

.tag-line {
  color: var(--slate-500);
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.category-card {
  padding: 24px;
  border: 1px solid var(--slate-200);
  border-radius: 20px;
  background: var(--white);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.05);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.category-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.category-card h3 {
  margin: 0 0 10px;
  color: var(--slate-900);
  font-size: 21px;
}

.category-card p {
  margin: 0;
  color: var(--slate-600);
  line-height: 1.75;
}

.page-hero {
  color: var(--white);
  background: linear-gradient(135deg, var(--slate-900), var(--blue-900));
  padding: 64px 0;
}

.page-hero h1 {
  margin: 0 0 14px;
  font-size: clamp(32px, 5vw, 52px);
  letter-spacing: -0.04em;
}

.page-hero p {
  max-width: 760px;
  margin: 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 18px;
  line-height: 1.85;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin: 0 0 24px;
}

.filter-input {
  width: min(420px, 100%);
}

.rank-list {
  display: grid;
  gap: 14px;
}

.rank-item {
  display: grid;
  grid-template-columns: 64px 132px minmax(0, 1fr) 120px;
  gap: 18px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--slate-200);
  border-radius: 18px;
  background: var(--white);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.05);
}

.rank-num {
  color: var(--blue-900);
  font-size: 26px;
  font-weight: 900;
  text-align: center;
}

.rank-thumb {
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border-radius: 14px;
  background: var(--slate-200);
}

.rank-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.rank-info h2,
.rank-info h3 {
  margin: 0 0 7px;
  color: var(--slate-900);
  font-size: 19px;
}

.rank-info p {
  margin: 0;
  color: var(--slate-600);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.rank-score {
  color: var(--amber-800);
  font-size: 22px;
  font-weight: 900;
  text-align: center;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
  color: var(--slate-500);
  font-size: 14px;
}

.breadcrumb a {
  color: var(--blue-900);
  font-weight: 700;
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
  gap: 28px;
  align-items: start;
}

.player-card,
.detail-card,
.search-panel,
.archive-panel {
  border: 1px solid var(--slate-200);
  border-radius: 22px;
  background: var(--white);
  box-shadow: var(--shadow-card);
}

.player-card {
  overflow: hidden;
}

.video-shell {
  position: relative;
  background: #020617;
  aspect-ratio: 16 / 9;
}

.video-shell video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #020617;
}

.play-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.28), rgba(15, 23, 42, 0.62));
  cursor: pointer;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.play-overlay.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.play-button {
  width: 82px;
  height: 82px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  color: var(--blue-900);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.36);
  cursor: pointer;
}

.play-button span {
  margin-left: 6px;
  width: 0;
  height: 0;
  border-top: 16px solid transparent;
  border-bottom: 16px solid transparent;
  border-left: 24px solid var(--blue-900);
}

.player-title {
  padding: 20px 22px;
}

.player-title h1 {
  margin: 0 0 10px;
  color: var(--slate-900);
  font-size: clamp(26px, 4vw, 40px);
  letter-spacing: -0.03em;
}

.player-title p {
  margin: 0;
  color: var(--slate-600);
  line-height: 1.75;
}

.detail-card {
  padding: 22px;
}

.detail-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 18px;
  background: var(--slate-200);
  margin-bottom: 18px;
}

.detail-card h2 {
  margin: 24px 0 12px;
  color: var(--slate-900);
  font-size: 24px;
}

.detail-card p {
  color: var(--slate-700);
  line-height: 1.9;
}

.tag-list a,
.tag-list span {
  display: inline-flex;
  padding: 6px 10px;
  border-radius: 999px;
  color: var(--blue-900);
  background: var(--blue-50);
  font-size: 13px;
  font-weight: 700;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.search-panel {
  padding: 22px;
  margin-bottom: 26px;
}

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

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

.empty-state {
  padding: 42px;
  border: 1px solid var(--slate-200);
  border-radius: 18px;
  color: var(--slate-600);
  background: var(--white);
  text-align: center;
}

.archive-panel {
  padding: 24px;
}

.archive-group {
  margin-bottom: 34px;
}

.archive-group h2 {
  margin: 0 0 14px;
  color: var(--slate-900);
}

.archive-links {
  columns: 4 220px;
  column-gap: 28px;
}

.archive-links a {
  display: block;
  break-inside: avoid;
  padding: 6px 0;
  color: var(--slate-700);
}

.archive-links a:hover {
  color: var(--blue-900);
}

.site-footer {
  color: var(--slate-300);
  background: var(--slate-900);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 30px;
  padding-top: 42px;
  padding-bottom: 38px;
}

.footer-grid h2 {
  margin: 0 0 12px;
  color: var(--white);
}

.footer-grid p {
  max-width: 650px;
  margin: 0;
  color: var(--slate-300);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  align-content: start;
  justify-content: flex-end;
  gap: 12px 18px;
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  padding: 18px 20px;
  border-top: 1px solid rgba(226, 232, 240, 0.1);
  color: var(--slate-500);
  text-align: center;
}

@media (max-width: 1100px) {
  .video-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (max-width: 920px) {
  .desktop-nav,
  .header-search {
    display: none;
  }

  .mobile-toggle {
    display: inline-flex;
  }

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

  .hero-content {
    gap: 28px;
    padding-top: 58px;
  }

  .hero-poster-card {
    min-height: 320px;
  }

  .hero-poster-card img {
    min-height: 320px;
  }

  .rank-item {
    grid-template-columns: 50px 110px minmax(0, 1fr);
  }

  .rank-score {
    grid-column: 2 / -1;
    text-align: left;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .container-custom {
    padding: 0 16px;
  }

  .brand-text {
    font-size: 18px;
  }

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

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-primary,
  .btn-ghost {
    justify-content: center;
  }

  .video-grid,
  .category-grid,
  .related-grid {
    grid-template-columns: 1fr;
  }

  .section-heading,
  .toolbar,
  .search-panel form,
  .mobile-panel form {
    align-items: stretch;
    flex-direction: column;
  }

  .rank-item {
    grid-template-columns: 44px 1fr;
  }

  .rank-thumb {
    grid-column: 1 / -1;
  }

  .rank-score {
    grid-column: 1 / -1;
  }
}

.mini-links {
  display: grid;
  gap: 6px;
  margin-top: 16px;
}

.mini-links a {
  color: var(--blue-900);
  font-size: 14px;
  font-weight: 700;
}

.compact-card .card-body p {
  min-height: auto;
}