:root {
  --bg-deep: #020617;
  --bg-main: #0f172a;
  --bg-panel: #1e293b;
  --bg-soft: #334155;
  --line: rgba(148, 163, 184, 0.18);
  --text: #f8fafc;
  --muted: #94a3b8;
  --muted-light: #cbd5e1;
  --cyan: #22d3ee;
  --cyan-deep: #0891b2;
  --orange: #fb923c;
  --green: #4ade80;
  --radius: 18px;
  --shadow: 0 22px 55px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: linear-gradient(180deg, var(--bg-main) 0%, var(--bg-panel) 48%, var(--bg-main) 100%);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
}

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

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

button,
input,
select {
  font: inherit;
}

.container {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(15, 23, 42, 0.95);
  border-bottom: 1px solid rgba(51, 65, 85, 0.92);
  backdrop-filter: blur(12px);
}

.navbar {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--cyan);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.logo-mark {
  width: 34px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  border-radius: 12px;
  color: #082f49;
  background: linear-gradient(135deg, #67e8f9, #22d3ee 45%, #38bdf8);
  box-shadow: 0 0 30px rgba(34, 211, 238, 0.36);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  color: #cbd5e1;
  font-weight: 600;
}

.nav-links a,
.dropdown-trigger {
  padding: 10px 0;
  transition: color 0.2s ease;
}

.nav-links a:hover,
.dropdown:hover .dropdown-trigger {
  color: var(--cyan);
}

.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 180px;
  padding: 8px;
  border: 1px solid rgba(51, 65, 85, 0.8);
  border-radius: 14px;
  background: rgba(30, 41, 59, 0.98);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: 0.2s ease;
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu a {
  display: block;
  padding: 10px 12px;
  border-radius: 10px;
  color: #cbd5e1;
}

.dropdown-menu a:hover {
  color: var(--cyan);
  background: rgba(51, 65, 85, 0.75);
}

.mobile-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 12px;
  color: #cbd5e1;
  background: rgba(30, 41, 59, 0.6);
  cursor: pointer;
}

.mobile-panel {
  display: none;
  padding: 0 0 18px;
  border-top: 1px solid rgba(51, 65, 85, 0.8);
}

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

.mobile-panel a,
.mobile-panel span {
  display: block;
  padding: 11px 4px;
  color: #cbd5e1;
}

.mobile-panel a:hover {
  color: var(--cyan);
}

.hero {
  position: relative;
  height: 600px;
  overflow: hidden;
  background: #020617;
}

.hero-collage {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.hero-frame {
  position: relative;
  overflow: hidden;
}

.hero-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.04);
  transform: scale(1.02);
}

.hero-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.14), rgba(2, 6, 23, 0.84));
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(90deg, #0f172a 0%, rgba(15, 23, 42, 0.88) 36%, rgba(15, 23, 42, 0.28) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: center;
}

.hero-copy {
  width: min(650px, 100%);
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  margin-bottom: 18px;
  border: 1px solid rgba(34, 211, 238, 0.28);
  border-radius: 999px;
  color: var(--cyan);
  background: rgba(8, 145, 178, 0.12);
  font-size: 14px;
  font-weight: 700;
}

.hero h1 {
  margin: 0 0 20px;
  color: #ffffff;
  font-size: clamp(42px, 7vw, 72px);
  line-height: 1;
  letter-spacing: -0.06em;
}

.hero p {
  margin: 0 0 28px;
  color: #cbd5e1;
  font-size: clamp(17px, 2.2vw, 22px);
  line-height: 1.72;
}

.hero-actions,
.section-actions,
.card-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 12px 20px;
  border: 0;
  border-radius: 12px;
  color: #ffffff;
  background: rgba(51, 65, 85, 0.78);
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
  background: rgba(71, 85, 105, 0.95);
}

.btn-primary {
  background: linear-gradient(135deg, #06b6d4, #0891b2);
  box-shadow: 0 14px 30px rgba(6, 182, 212, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #22d3ee, #0891b2);
}

.main-area {
  padding: 64px 0;
}

.section {
  margin-bottom: 72px;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 26px;
}

.section-title {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #ffffff;
  font-size: clamp(26px, 4vw, 36px);
  letter-spacing: -0.04em;
}

.section-title span {
  color: var(--cyan);
}

.section-desc {
  max-width: 760px;
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.grid {
  display: grid;
  gap: 24px;
}

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

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

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

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

.movie-card {
  position: relative;
  display: block;
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: var(--radius);
  background: rgba(30, 41, 59, 0.94);
  box-shadow: 0 12px 28px rgba(2, 6, 23, 0.2);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.movie-card:hover {
  transform: translateY(-4px) scale(1.015);
  border-color: rgba(34, 211, 238, 0.8);
  box-shadow: 0 20px 38px rgba(2, 6, 23, 0.38);
}

.card-cover {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #0f172a;
}

.card-cover.wide {
  aspect-ratio: 16 / 9;
}

.card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.movie-card:hover .card-cover img {
  transform: scale(1.08);
}

.card-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  background: linear-gradient(180deg, rgba(2, 6, 23, 0.1), rgba(2, 6, 23, 0.82));
  transition: opacity 0.25s ease;
}

.movie-card:hover .card-cover::after {
  opacity: 1;
}

.play-float {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 2;
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #ffffff;
  background: rgba(6, 182, 212, 0.88);
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.82);
  transition: 0.25s ease;
}

.movie-card:hover .play-float {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 9px;
  border-radius: 9px;
  color: #ffffff;
  background: rgba(15, 23, 42, 0.68);
  backdrop-filter: blur(8px);
  font-size: 12px;
  font-weight: 700;
}

.badge-left,
.badge-right {
  position: absolute;
  z-index: 3;
  top: 12px;
}

.badge-left {
  left: 12px;
  background: rgba(251, 146, 60, 0.9);
}

.badge-right {
  right: 12px;
}

.card-body {
  padding: 18px;
}

.card-title {
  margin: 0 0 10px;
  color: #ffffff;
  font-size: 18px;
  line-height: 1.35;
  transition: color 0.2s ease;
}

.movie-card:hover .card-title {
  color: var(--cyan);
}

.card-text {
  min-height: 44px;
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: #64748b;
  font-size: 13px;
}

.card-meta strong {
  color: var(--cyan);
  font-weight: 700;
}

.category-card {
  display: flex;
  min-height: 160px;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px;
  border: 1px solid rgba(34, 211, 238, 0.14);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(8, 145, 178, 0.18), rgba(30, 41, 59, 0.96) 60%, rgba(59, 130, 246, 0.16));
  box-shadow: 0 16px 36px rgba(2, 6, 23, 0.25);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.category-card:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, 0.75);
}

.category-card h2,
.category-card h3 {
  margin: 0 0 10px;
  color: #ffffff;
}

.category-card p {
  margin: 0;
  color: #cbd5e1;
  line-height: 1.7;
}

.category-count {
  margin-top: 18px;
  color: var(--cyan);
  font-weight: 800;
}

.page-hero {
  padding: 72px 0 44px;
  background: radial-gradient(circle at 12% 20%, rgba(34, 211, 238, 0.2), transparent 32%), radial-gradient(circle at 88% 0%, rgba(59, 130, 246, 0.22), transparent 30%);
}

.page-hero h1 {
  margin: 0 0 14px;
  color: #ffffff;
  font-size: clamp(36px, 6vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.05em;
}

.page-hero p {
  max-width: 830px;
  margin: 0;
  color: #cbd5e1;
  font-size: 18px;
  line-height: 1.82;
}

.filter-panel {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, minmax(140px, 0.5fr));
  gap: 14px;
  padding: 16px;
  margin-bottom: 28px;
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: var(--radius);
  background: rgba(15, 23, 42, 0.58);
  backdrop-filter: blur(8px);
}

.filter-panel input,
.filter-panel select {
  width: 100%;
  min-height: 46px;
  padding: 0 14px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  border-radius: 12px;
  color: #f8fafc;
  outline: none;
  background: rgba(30, 41, 59, 0.9);
}

.filter-panel input:focus,
.filter-panel select:focus {
  border-color: rgba(34, 211, 238, 0.72);
  box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.1);
}

.filter-result {
  margin: -8px 0 24px;
  color: var(--muted);
}

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

.rank-row {
  display: grid;
  grid-template-columns: 70px 120px minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 14px;
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: 18px;
  background: rgba(30, 41, 59, 0.78);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.rank-row:hover {
  transform: translateX(4px);
  border-color: rgba(34, 211, 238, 0.7);
}

.rank-num {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  border-radius: 16px;
  color: #0f172a;
  background: linear-gradient(135deg, #67e8f9, #22d3ee);
  font-size: 20px;
  font-weight: 900;
}

.rank-thumb {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 14px;
  background: #0f172a;
}

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

.rank-info h2,
.rank-info h3 {
  margin: 0 0 8px;
  color: #ffffff;
}

.rank-info p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.rank-score {
  min-width: 92px;
  color: var(--orange);
  font-weight: 900;
  text-align: right;
}

.breadcrumb {
  margin: 26px 0;
  color: var(--muted);
  font-size: 14px;
}

.breadcrumb a:hover {
  color: var(--cyan);
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(300px, 0.85fr);
  gap: 28px;
  align-items: start;
}

.player-card,
.detail-card,
.side-card {
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: var(--radius);
  background: rgba(15, 23, 42, 0.72);
  box-shadow: 0 18px 38px rgba(2, 6, 23, 0.24);
}

.player-card {
  overflow: hidden;
}

.player-shell {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #000000;
}

.player-shell video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  background: #000000;
}

.player-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: grid;
  place-items: center;
  border: 0;
  color: #ffffff;
  background: rgba(2, 6, 23, 0.18);
  cursor: pointer;
}

.player-overlay::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(2, 6, 23, 0.06), rgba(2, 6, 23, 0.72));
}

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

.player-button {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 82px;
  height: 82px;
  border-radius: 50%;
  color: #ffffff;
  background: rgba(6, 182, 212, 0.95);
  box-shadow: 0 0 0 14px rgba(6, 182, 212, 0.18), 0 18px 38px rgba(2, 6, 23, 0.38);
}

.player-titlebar {
  padding: 22px;
}

.player-titlebar h1 {
  margin: 0 0 12px;
  color: #ffffff;
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.1;
  letter-spacing: -0.04em;
}

.player-titlebar p {
  margin: 0;
  color: var(--muted-light);
  line-height: 1.78;
}

.detail-card {
  padding: 24px;
  margin-top: 24px;
}

.detail-card h2,
.side-card h2 {
  margin: 0 0 16px;
  color: #ffffff;
  font-size: 24px;
}

.detail-card p {
  margin: 0 0 18px;
  color: #cbd5e1;
  line-height: 1.9;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.meta-item {
  padding: 12px;
  border-radius: 12px;
  color: #cbd5e1;
  background: rgba(30, 41, 59, 0.78);
}

.meta-item strong {
  display: block;
  margin-bottom: 4px;
  color: var(--cyan);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.tag {
  padding: 7px 10px;
  border-radius: 999px;
  color: #cbd5e1;
  background: rgba(51, 65, 85, 0.78);
  font-size: 13px;
}

.side-card {
  padding: 20px;
}

.side-poster {
  overflow: hidden;
  margin-bottom: 18px;
  border-radius: 16px;
  aspect-ratio: 4 / 3;
  background: #0f172a;
}

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

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

.related-item {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  padding: 10px;
  border-radius: 14px;
  background: rgba(30, 41, 59, 0.72);
  transition: background 0.2s ease, transform 0.2s ease;
}

.related-item:hover {
  transform: translateX(3px);
  background: rgba(51, 65, 85, 0.86);
}

.related-thumb {
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border-radius: 10px;
  background: #0f172a;
}

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

.related-item h3 {
  margin: 0 0 6px;
  color: #ffffff;
  font-size: 15px;
  line-height: 1.35;
}

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

.empty-message {
  display: none;
  padding: 34px;
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: 18px;
  color: var(--muted-light);
  background: rgba(15, 23, 42, 0.72);
  text-align: center;
}

.empty-message.is-visible {
  display: block;
}

.site-footer {
  margin-top: 64px;
  border-top: 1px solid rgba(51, 65, 85, 0.8);
  background: #0f172a;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 34px;
  padding: 44px 0;
}

.footer-title {
  margin: 0 0 14px;
  color: #ffffff;
  font-weight: 800;
}

.footer-text,
.footer-links a {
  color: var(--muted);
  line-height: 1.8;
}

.footer-links {
  display: grid;
  gap: 8px;
}

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

.footer-bottom {
  padding: 22px 0;
  border-top: 1px solid rgba(51, 65, 85, 0.8);
  color: #64748b;
  text-align: center;
}

@media (max-width: 1100px) {
  .grid-5 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (max-width: 900px) {
  .nav-links {
    display: none;
  }

  .mobile-toggle {
    display: inline-grid;
    place-items: center;
  }

  .hero {
    height: 560px;
  }

  .hero-collage {
    grid-template-columns: 1fr;
  }

  .hero-frame:nth-child(n + 2) {
    display: none;
  }

  .hero::before {
    background: linear-gradient(90deg, rgba(15, 23, 42, 0.96), rgba(15, 23, 42, 0.58));
  }

  .grid-4,
  .grid-5 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }

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

  .rank-row {
    grid-template-columns: 52px 92px minmax(0, 1fr);
  }

  .rank-score {
    grid-column: 3;
    text-align: left;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(100% - 22px, 1180px);
  }

  .logo {
    font-size: 22px;
  }

  .hero {
    height: 520px;
  }

  .main-area {
    padding: 42px 0;
  }

  .section {
    margin-bottom: 52px;
  }

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

  .grid-4,
  .grid-5 {
    grid-template-columns: 1fr;
  }

  .card-cover {
    aspect-ratio: 16 / 10;
  }

  .meta-grid {
    grid-template-columns: 1fr;
  }

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

  .rank-thumb {
    display: none;
  }

  .rank-score {
    grid-column: 2;
  }
}