:root {
  --sky-50: #f0f9ff;
  --sky-100: #e0f2fe;
  --sky-500: #0ea5e9;
  --sky-600: #0284c7;
  --blue-600: #2563eb;
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-500: #64748b;
  --slate-700: #334155;
  --slate-900: #0f172a;
  --text: #1f2937;
  --muted: #64748b;
  --white: #ffffff;
  --shadow: 0 20px 45px rgba(15, 23, 42, 0.12);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: linear-gradient(180deg, var(--sky-50) 0%, #ffffff 46%, #eff6ff 100%);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

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

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

button,
input,
select {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(14, 165, 233, 0.14);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(18px);
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.06);
}

.site-header-inner {
  width: min(1200px, calc(100% - 32px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.site-logo-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: #ffffff;
  background: linear-gradient(135deg, var(--sky-600), var(--blue-600));
  box-shadow: 0 14px 28px rgba(37, 99, 235, 0.24);
}

.site-logo-text {
  font-size: 18px;
  color: transparent;
  background: linear-gradient(90deg, var(--sky-600), var(--blue-600));
  -webkit-background-clip: text;
  background-clip: text;
}

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

.desktop-nav a {
  transition: color 0.2s ease, transform 0.2s ease;
}

.desktop-nav a:hover {
  color: var(--sky-600);
  transform: translateY(-1px);
}

.mobile-menu-button {
  display: none;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 14px;
  background: var(--sky-50);
  cursor: pointer;
}

.mobile-menu-button span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  border-radius: 999px;
  background: var(--sky-600);
}

.mobile-nav {
  display: none;
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto 14px;
  padding: 10px;
  border: 1px solid var(--sky-100);
  border-radius: 18px;
  background: #ffffff;
}

.mobile-nav.is-open {
  display: grid;
  gap: 4px;
}

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

.mobile-nav a:hover {
  color: var(--sky-600);
  background: var(--sky-50);
}

main {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  position: relative;
  width: 100%;
  height: min(620px, calc(100vh - 92px));
  min-height: 520px;
  overflow: hidden;
  background: var(--slate-900);
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 1s ease;
}

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

.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: linear-gradient(135deg, #cbd5e1, #e0f2fe);
}

.hero-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(2, 6, 23, 0.92) 0%, rgba(15, 23, 42, 0.76) 38%, rgba(15, 23, 42, 0.18) 100%), linear-gradient(0deg, rgba(2, 6, 23, 0.78), transparent 48%);
}

.hero-content {
  position: absolute;
  left: 50%;
  bottom: 0;
  z-index: 2;
  width: min(1200px, calc(100% - 32px));
  padding: 70px 0 72px;
  color: #ffffff;
  transform: translateX(-50%);
}

.hero-label {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 999px;
  background: rgba(14, 165, 233, 0.32);
  backdrop-filter: blur(12px);
  font-size: 14px;
  font-weight: 800;
}

.hero h1 {
  max-width: 820px;
  margin: 18px 0 14px;
  font-size: clamp(38px, 6vw, 76px);
  line-height: 0.98;
  letter-spacing: -0.08em;
}

.hero p {
  max-width: 720px;
  margin: 0 0 28px;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(16px, 2vw, 20px);
}

.hero-actions,
.section-actions,
.filter-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border: 0;
  border-radius: 999px;
  color: #ffffff;
  background: linear-gradient(135deg, var(--sky-600), var(--blue-600));
  box-shadow: 0 16px 34px rgba(37, 99, 235, 0.28);
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 38px rgba(37, 99, 235, 0.34);
}

.btn-light {
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.16);
  box-shadow: none;
  backdrop-filter: blur(14px);
}

.btn-soft {
  color: var(--sky-600);
  background: var(--sky-50);
  box-shadow: none;
}

.hero-controls {
  position: absolute;
  left: 50%;
  bottom: 26px;
  z-index: 4;
  width: min(1200px, calc(100% - 32px));
  display: flex;
  align-items: center;
  gap: 10px;
  transform: translateX(-50%);
}

.hero-dot {
  width: 38px;
  height: 4px;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.36);
  cursor: pointer;
}

.hero-dot.is-active {
  background: #ffffff;
}

.hero-arrow {
  width: 44px;
  height: 44px;
  margin-left: auto;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 999px;
  color: #ffffff;
  background: rgba(15, 23, 42, 0.28);
  cursor: pointer;
  backdrop-filter: blur(10px);
}

.hero-arrow + .hero-arrow {
  margin-left: 0;
}

.quick-search {
  position: relative;
  z-index: 6;
  margin: -44px auto 46px;
  padding: 18px;
  border: 1px solid rgba(14, 165, 233, 0.16);
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.quick-search form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
}

.search-field,
select {
  width: 100%;
  min-height: 48px;
  padding: 0 16px;
  border: 1px solid var(--slate-200);
  border-radius: 16px;
  color: var(--slate-700);
  background: #ffffff;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.search-field:focus,
select:focus {
  border-color: var(--sky-500);
  box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.12);
}

.section {
  margin: 58px auto;
}

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

.section-kicker {
  color: var(--sky-600);
  font-weight: 900;
  letter-spacing: 0.08em;
}

.section h1,
.section h2,
.page-title h1 {
  margin: 0;
  color: var(--slate-900);
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.15;
  letter-spacing: -0.05em;
}

.section-header p,
.page-title p,
.category-intro {
  max-width: 760px;
  margin: 10px 0 0;
  color: var(--muted);
}

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

.movie-card {
  overflow: hidden;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.movie-card:hover {
  border-color: rgba(14, 165, 233, 0.35);
  transform: translateY(-6px);
  box-shadow: 0 22px 44px rgba(15, 23, 42, 0.13);
}

.movie-poster {
  position: relative;
  display: block;
  aspect-ratio: 3 / 4.1;
  overflow: hidden;
  background: linear-gradient(135deg, #e2e8f0, #dbeafe);
}

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

.movie-card:hover .movie-poster img {
  transform: scale(1.05);
}

.year-badge,
.rank-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  color: #ffffff;
  background: rgba(15, 23, 42, 0.7);
  font-size: 12px;
  font-weight: 800;
  backdrop-filter: blur(8px);
}

.rank-badge {
  left: 12px;
  right: auto;
  background: linear-gradient(135deg, var(--sky-600), var(--blue-600));
}

.movie-card-body {
  padding: 16px;
}

.movie-card h2,
.movie-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 1.28;
  color: var(--slate-900);
}

.movie-card p {
  min-height: 54px;
  margin: 0 0 12px;
  color: var(--slate-500);
  font-size: 14px;
}

.movie-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--slate-500);
  font-size: 13px;
}

.movie-meta a {
  color: var(--sky-600);
  font-weight: 800;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-row span {
  padding: 5px 9px;
  border-radius: 999px;
  color: var(--sky-600);
  background: var(--sky-50);
  font-size: 12px;
  font-weight: 700;
}

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

.category-card {
  min-height: 150px;
  padding: 22px;
  border: 1px solid rgba(14, 165, 233, 0.16);
  border-radius: 24px;
  background: linear-gradient(135deg, #ffffff, var(--sky-50));
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 44px rgba(15, 23, 42, 0.12);
}

.category-card h2 {
  margin: 0 0 8px;
  color: var(--slate-900);
  font-size: 22px;
}

.category-card p {
  margin: 0 0 14px;
  color: var(--slate-500);
}

.category-card span {
  color: var(--sky-600);
  font-weight: 900;
}

.page-title {
  margin: 46px auto 24px;
  padding: 34px;
  border-radius: 30px;
  color: var(--slate-900);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(224, 242, 254, 0.86));
  box-shadow: var(--shadow);
}

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

.breadcrumb a {
  color: var(--sky-600);
  font-weight: 800;
}

.ranking-list {
  display: grid;
  gap: 16px;
}

.rank-row {
  display: grid;
  grid-template-columns: 86px 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 14px;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 22px;
  background: #ffffff;
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.06);
}

.rank-row img {
  width: 86px;
  height: 112px;
  border-radius: 16px;
  object-fit: cover;
  background: linear-gradient(135deg, #e2e8f0, #dbeafe);
}

.rank-row strong {
  color: var(--sky-600);
  font-size: 22px;
}

.rank-row h2 {
  margin: 0 0 6px;
  font-size: 21px;
}

.rank-row p {
  margin: 0;
  color: var(--slate-500);
}

.search-panel {
  padding: 22px;
  border: 1px solid rgba(14, 165, 233, 0.16);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
}

.search-panel .filter-row {
  align-items: stretch;
}

.search-panel .search-field {
  flex: 1 1 300px;
}

.search-panel select {
  flex: 0 1 180px;
}

.search-result-note {
  margin: 18px 0 0;
  color: var(--slate-500);
  font-weight: 700;
}

.movie-detail {
  width: min(1200px, calc(100% - 32px));
  margin: 36px auto 0;
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(280px, 0.85fr);
  gap: 28px;
  align-items: start;
}

.player-shell {
  overflow: hidden;
  border-radius: 28px;
  background: #000000;
  box-shadow: 0 28px 60px rgba(2, 6, 23, 0.35);
}

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

.player-stage video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000000;
  cursor: pointer;
}

.player-start {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  border: 0;
  color: #ffffff;
  background: linear-gradient(0deg, rgba(2, 6, 23, 0.74), rgba(2, 6, 23, 0.22));
  cursor: pointer;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

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

.player-start span {
  width: 86px;
  height: 86px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--sky-600), var(--blue-600));
  box-shadow: 0 20px 46px rgba(37, 99, 235, 0.38);
  font-size: 34px;
  transform: translateX(2px);
}

.detail-card,
.content-block {
  padding: 24px;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.08);
}

.detail-card img {
  width: 100%;
  border-radius: 22px;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: linear-gradient(135deg, #e2e8f0, #dbeafe);
}

.detail-card h1 {
  margin: 18px 0 8px;
  color: var(--slate-900);
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1.1;
  letter-spacing: -0.05em;
}

.detail-card p {
  color: var(--slate-500);
}

.detail-meta {
  display: grid;
  gap: 10px;
  margin: 18px 0;
}

.detail-meta div {
  display: flex;
  gap: 10px;
  justify-content: space-between;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--slate-100);
  color: var(--slate-500);
}

.detail-meta strong {
  color: var(--slate-900);
}

.content-block {
  margin-top: 24px;
}

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

.content-block p {
  margin: 0;
  color: var(--slate-700);
  font-size: 16px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.mini-card {
  overflow: hidden;
  border: 1px solid var(--slate-200);
  border-radius: 20px;
  background: #ffffff;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.mini-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 30px rgba(15, 23, 42, 0.1);
}

.mini-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: linear-gradient(135deg, #e2e8f0, #dbeafe);
}

.mini-card span,
.mini-card em {
  display: block;
  padding: 0 12px;
}

.mini-card span {
  padding-top: 10px;
  color: var(--slate-900);
  font-weight: 900;
}

.mini-card em {
  padding-bottom: 12px;
  color: var(--slate-500);
  font-size: 13px;
  font-style: normal;
}

.site-footer {
  margin-top: 76px;
  border-top: 1px solid var(--slate-200);
  background: linear-gradient(180deg, var(--slate-50), var(--slate-100));
}

.footer-grid {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
  padding: 44px 0;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 36px;
}

.footer-brand p {
  max-width: 520px;
  color: var(--slate-500);
}

.site-footer h2 {
  margin: 0 0 14px;
  font-size: 18px;
  color: var(--slate-900);
}

.site-footer ul {
  padding: 0;
  margin: 0;
  list-style: none;
}

.site-footer li + li {
  margin-top: 8px;
}

.site-footer a {
  color: var(--slate-500);
}

.site-footer a:hover {
  color: var(--sky-600);
}

.footer-bottom {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 0 28px;
  border-top: 1px solid var(--slate-200);
  color: var(--slate-500);
  font-size: 14px;
}

@media (max-width: 1040px) {
  .movie-grid,
  .category-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .detail-card {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 22px;
  }
}

@media (max-width: 780px) {
  .desktop-nav {
    display: none;
  }

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

  .site-logo-text {
    max-width: 220px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .hero {
    min-height: 560px;
  }

  .hero-content {
    padding-bottom: 86px;
  }

  .hero h1 {
    letter-spacing: -0.05em;
  }

  .quick-search form {
    grid-template-columns: 1fr;
  }

  .section-header {
    display: block;
  }

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

  .rank-row {
    grid-template-columns: 70px 1fr;
  }

  .rank-row .btn {
    grid-column: 1 / -1;
  }

  .rank-row img {
    width: 70px;
    height: 96px;
  }

  .detail-card {
    display: block;
  }

  .detail-card img {
    max-width: 240px;
  }

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

@media (max-width: 520px) {
  main,
  .movie-detail,
  .site-header-inner,
  .mobile-nav,
  .footer-grid,
  .footer-bottom {
    width: min(100% - 20px, 1200px);
  }

  .hero-content,
  .hero-controls {
    width: min(100% - 24px, 1200px);
  }

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

  .hero-actions,
  .section-actions,
  .filter-row {
    align-items: stretch;
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .page-title,
  .content-block,
  .detail-card,
  .search-panel {
    padding: 20px;
    border-radius: 22px;
  }
}