:root {
  --bg: #020617;
  --panel: rgba(15, 23, 42, 0.88);
  --panel-soft: rgba(30, 41, 59, 0.72);
  --line: rgba(148, 163, 184, 0.18);
  --text: #f8fafc;
  --muted: #94a3b8;
  --soft: #cbd5e1;
  --sky: #38bdf8;
  --blue: #3b82f6;
  --cyan: #22d3ee;
  --amber: #f59e0b;
  --rose: #fb7185;
  --radius: 22px;
  --shadow: 0 24px 70px rgba(2, 6, 23, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 6%, rgba(56, 189, 248, 0.2), transparent 26rem),
    radial-gradient(circle at 85% 0%, rgba(59, 130, 246, 0.18), transparent 30rem),
    linear-gradient(180deg, #020617 0%, #0f172a 45%, #020617 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
}

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

img {
  display: block;
  width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.98), rgba(15, 23, 42, 0.9));
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.header-inner,
.container {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 13px;
  background: linear-gradient(135deg, var(--sky), var(--blue));
  box-shadow: 0 14px 32px rgba(56, 189, 248, 0.22);
  font-weight: 900;
}

.logo-title {
  display: block;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, var(--sky), var(--blue));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.logo-sub {
  display: block;
  margin-top: -4px;
  color: var(--muted);
  font-size: 12px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav a,
.mobile-nav a,
.search-submit,
.btn,
.hero-control,
.filter-chip {
  transition: transform 0.22s ease, background 0.22s ease, border-color 0.22s ease, color 0.22s ease;
}

.nav a {
  padding: 10px 13px;
  color: #cbd5e1;
  border-radius: 12px;
  font-size: 14px;
}

.nav a:hover,
.nav a.is-active,
.mobile-nav a:hover {
  color: white;
  background: rgba(30, 41, 59, 0.9);
}

.header-search {
  display: flex;
  align-items: center;
  gap: 8px;
  width: min(290px, 28vw);
}

.header-search input,
.filter-input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(2, 6, 23, 0.55);
  color: white;
  outline: none;
  padding: 11px 14px;
}

.header-search input:focus,
.filter-input:focus {
  border-color: rgba(56, 189, 248, 0.72);
  box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.08);
}

.search-submit,
.menu-btn {
  border: 0;
  color: white;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--sky), var(--blue));
  padding: 11px 14px;
  cursor: pointer;
  font-weight: 800;
}

.menu-btn {
  display: none;
}

.mobile-nav {
  display: none;
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
  padding: 0 0 16px;
}

.mobile-nav a {
  display: block;
  padding: 12px 14px;
  border-radius: 14px;
  color: var(--soft);
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 590px;
  border-bottom: 1px solid var(--line);
}

.hero-stage {
  position: relative;
  min-height: 590px;
}

.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-backdrop {
  position: absolute;
  inset: 0;
}

.hero-backdrop img {
  height: 100%;
  object-fit: cover;
  filter: saturate(1.04) contrast(1.08);
}

.hero-backdrop::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(2, 6, 23, 0.96) 0%, rgba(2, 6, 23, 0.7) 42%, rgba(2, 6, 23, 0.28) 100%),
    linear-gradient(0deg, #020617 0%, rgba(2, 6, 23, 0.2) 55%, rgba(2, 6, 23, 0.55) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.55fr);
  gap: 38px;
  align-items: center;
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 590px;
  padding: 76px 0 70px;
}

.hero-copy {
  max-width: 730px;
}

.eyebrow,
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(56, 189, 248, 0.28);
  color: #bae6fd;
  background: rgba(14, 165, 233, 0.1);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 13px;
  font-weight: 800;
}

.hero h1 {
  margin: 20px 0 14px;
  font-size: clamp(38px, 6vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.06em;
}

.hero h1 span {
  background: linear-gradient(90deg, #e0f2fe, #38bdf8, #3b82f6);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p {
  margin: 0 0 22px;
  max-width: 650px;
  color: #cbd5e1;
  font-size: 18px;
}

.meta-row,
.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.meta-row span,
.tag-row span {
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: rgba(15, 23, 42, 0.7);
  color: #e2e8f0;
  border-radius: 999px;
  padding: 7px 10px;
  font-size: 13px;
}

.hero-actions,
.section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 16px;
  padding: 12px 18px;
  font-weight: 900;
  border: 1px solid rgba(148, 163, 184, 0.22);
  color: white;
  background: rgba(15, 23, 42, 0.78);
}

.btn.primary {
  border-color: rgba(56, 189, 248, 0.34);
  background: linear-gradient(135deg, var(--sky), var(--blue));
  box-shadow: 0 16px 40px rgba(59, 130, 246, 0.25);
}

.btn:hover,
.search-submit:hover,
.filter-chip:hover {
  transform: translateY(-2px);
}

.hero-card {
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: rgba(15, 23, 42, 0.76);
  box-shadow: var(--shadow);
  border-radius: 28px;
  overflow: hidden;
  backdrop-filter: blur(18px);
}

.hero-poster {
  aspect-ratio: 3 / 4;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.22), rgba(59, 130, 246, 0.08));
}

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

.hero-card-body {
  padding: 18px;
}

.hero-card-title {
  margin: 0 0 8px;
  font-size: 22px;
}

.hero-dots {
  position: absolute;
  left: 50%;
  bottom: 30px;
  z-index: 5;
  display: flex;
  gap: 10px;
  transform: translateX(-50%);
}

.hero-control {
  width: 38px;
  height: 7px;
  border: 0;
  border-radius: 99px;
  background: rgba(148, 163, 184, 0.38);
  cursor: pointer;
}

.hero-control.is-active {
  width: 56px;
  background: linear-gradient(90deg, var(--sky), var(--blue));
}

.section {
  padding: 52px 0;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 18px;
  margin-bottom: 24px;
}

.section-title {
  margin: 0;
  font-size: clamp(26px, 4vw, 38px);
  letter-spacing: -0.04em;
}

.section-desc {
  margin: 6px 0 0;
  max-width: 760px;
  color: var(--muted);
}

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

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

.card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 18px 42px rgba(2, 6, 23, 0.18);
  transition: transform 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease;
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(56, 189, 248, 0.34);
  box-shadow: 0 26px 58px rgba(2, 6, 23, 0.35);
}

.poster {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.16), rgba(15, 23, 42, 0.9));
}

.poster img {
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.card:hover .poster img {
  transform: scale(1.04);
}

.poster::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 42%, rgba(2, 6, 23, 0.78) 100%);
}

.poster .rank,
.poster .year {
  position: absolute;
  z-index: 2;
  top: 12px;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 900;
}

.poster .rank {
  left: 12px;
  background: linear-gradient(135deg, var(--amber), var(--rose));
}

.poster .year {
  right: 12px;
  color: white;
  background: rgba(2, 6, 23, 0.72);
  border: 1px solid rgba(148, 163, 184, 0.24);
}

.card-body {
  padding: 15px;
}

.card-title {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.35;
}

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

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

.card-desc {
  display: -webkit-box;
  min-height: 3.1em;
  margin: 0 0 12px;
  overflow: hidden;
  color: #cbd5e1;
  font-size: 14px;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.card-tags span {
  color: #bae6fd;
  background: rgba(14, 165, 233, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.18);
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 12px;
}

.channel-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.channel-card {
  display: block;
  min-height: 160px;
  padding: 22px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 100% 0%, rgba(56, 189, 248, 0.24), transparent 12rem),
    rgba(15, 23, 42, 0.8);
  box-shadow: 0 18px 46px rgba(2, 6, 23, 0.2);
  transition: transform 0.24s ease, border-color 0.24s ease;
}

.channel-card:hover {
  transform: translateY(-5px);
  border-color: rgba(56, 189, 248, 0.34);
}

.channel-card h3 {
  margin: 0 0 10px;
  font-size: 21px;
}

.channel-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.filter-panel {
  margin: 28px 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(15, 23, 42, 0.72);
}

.filter-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
}

.filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.filter-chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(2, 6, 23, 0.45);
  color: #e2e8f0;
  cursor: pointer;
  padding: 8px 12px;
}

.filter-chip.is-active {
  color: white;
  border-color: rgba(56, 189, 248, 0.38);
  background: rgba(14, 165, 233, 0.18);
}

.list-rank {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.rank-row {
  display: grid;
  grid-template-columns: 64px 82px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(15, 23, 42, 0.78);
  padding: 12px;
}

.rank-num {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: rgba(14, 165, 233, 0.14);
  color: #bae6fd;
  font-weight: 900;
}

.rank-thumb {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: 14px;
  background: rgba(2, 6, 23, 0.45);
}

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

.rank-row h3 {
  margin: 0 0 6px;
  font-size: 17px;
}

.rank-row p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.page-hero {
  padding: 58px 0 26px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 20% 0%, rgba(56, 189, 248, 0.18), transparent 24rem),
    rgba(2, 6, 23, 0.12);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 14px;
}

.breadcrumbs a:hover {
  color: var(--sky);
}

.page-hero h1 {
  margin: 0 0 12px;
  font-size: clamp(34px, 5vw, 58px);
  letter-spacing: -0.05em;
  line-height: 1.05;
}

.page-hero p {
  max-width: 820px;
  margin: 0;
  color: var(--soft);
  font-size: 17px;
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 26px;
}

.player-card,
.detail-card,
.side-card {
  border: 1px solid var(--line);
  border-radius: 26px;
  background: rgba(15, 23, 42, 0.82);
  box-shadow: 0 18px 48px rgba(2, 6, 23, 0.2);
  overflow: hidden;
}

.video-box {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #000;
}

.video-box video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
}

.play-layer {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  border: 0;
  background: linear-gradient(180deg, rgba(2, 6, 23, 0.12), rgba(2, 6, 23, 0.68));
  cursor: pointer;
}

.play-layer.is-hidden {
  display: none;
}

.play-button {
  display: grid;
  place-items: center;
  width: 86px;
  height: 86px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--sky), var(--blue));
  color: white;
  font-size: 30px;
  box-shadow: 0 18px 52px rgba(14, 165, 233, 0.28);
}

.detail-body,
.side-body {
  padding: 22px;
}

.detail-body h2,
.side-body h2 {
  margin: 0 0 14px;
  font-size: 24px;
}

.detail-body p {
  color: #dbeafe;
  margin: 0 0 16px;
}

.detail-poster {
  aspect-ratio: 3 / 4;
  background: rgba(2, 6, 23, 0.45);
}

.detail-poster img {
  height: 100%;
  object-fit: cover;
}

.info-list {
  display: grid;
  gap: 11px;
  margin-top: 16px;
}

.info-list div {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
  padding-bottom: 9px;
  color: var(--soft);
}

.info-list strong {
  color: white;
}

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

.related-item {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
}

.related-item img {
  height: 86px;
  object-fit: cover;
  border-radius: 12px;
  background: rgba(2, 6, 23, 0.55);
}

.related-item h3 {
  margin: 0 0 5px;
  font-size: 15px;
  line-height: 1.35;
}

.related-item p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.site-footer {
  margin-top: 50px;
  padding: 34px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: rgba(2, 6, 23, 0.38);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

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

.no-result {
  display: none;
  border: 1px solid var(--line);
  border-radius: 22px;
  color: var(--muted);
  padding: 28px;
  text-align: center;
  background: rgba(15, 23, 42, 0.72);
}

@media (max-width: 1024px) {
  .nav,
  .header-search {
    display: none;
  }

  .menu-btn {
    display: inline-flex;
  }

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

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

  .hero-card {
    max-width: 360px;
  }

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

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

  .list-rank {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .header-inner,
  .container {
    width: min(100% - 24px, 1200px);
  }

  .logo-title {
    font-size: 17px;
  }

  .logo-sub {
    display: none;
  }

  .hero,
  .hero-stage,
  .hero-content {
    min-height: auto;
  }

  .hero-content {
    padding: 54px 0 80px;
  }

  .hero p {
    font-size: 15px;
  }

  .section-head,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .grid,
  .grid.compact,
  .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .card-body {
    padding: 12px;
  }

  .card-title {
    font-size: 15px;
  }

  .filter-row {
    grid-template-columns: 1fr;
  }

  .rank-row {
    grid-template-columns: 46px 66px minmax(0, 1fr);
    gap: 10px;
  }

  .rank-num {
    width: 38px;
    height: 38px;
    border-radius: 13px;
  }

  .detail-body,
  .side-body {
    padding: 16px;
  }
}