:root {
  --sky-50: #f0f9ff;
  --sky-100: #e0f2fe;
  --sky-300: #7dd3fc;
  --sky-500: #0ea5e9;
  --sky-600: #0284c7;
  --sky-700: #0369a1;
  --blue-600: #2563eb;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --white: #ffffff;
  --shadow: 0 12px 30px rgba(15, 23, 42, 0.10);
  --shadow-lg: 0 24px 60px rgba(15, 23, 42, 0.18);
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 12px;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--gray-800);
  background: linear-gradient(180deg, var(--sky-50), var(--white) 420px);
  min-height: 100vh;
}

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

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

button,
input,
select {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: linear-gradient(90deg, var(--sky-500), var(--blue-600));
  box-shadow: 0 10px 30px rgba(2, 132, 199, 0.28);
}

.site-nav {
  max-width: 1280px;
  height: 64px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-weight: 800;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.brand {
  font-size: 22px;
}

.brand-svg {
  width: 34px;
  height: 34px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  transition: transform 0.25s ease;
}

.brand:hover .brand-svg {
  transform: scale(1.08) rotate(-3deg);
}

.nav-center {
  display: flex;
  align-items: center;
  gap: 26px;
  color: var(--white);
  flex: 1;
  justify-content: center;
}

.nav-link,
.dropdown-trigger {
  border: 0;
  background: transparent;
  color: var(--white);
  font-weight: 650;
  padding: 8px 0;
  cursor: pointer;
  opacity: 0.94;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav-link:hover,
.nav-link.active,
.dropdown-trigger:hover {
  opacity: 1;
  transform: translateY(-1px);
}

.nav-dropdown {
  position: relative;
}

.dropdown-panel {
  position: absolute;
  left: 0;
  top: 100%;
  width: 190px;
  padding: 8px;
  border-radius: 14px;
  background: var(--white);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.2s ease;
}

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

.dropdown-panel a {
  display: block;
  padding: 10px 12px;
  border-radius: 10px;
  color: var(--gray-700);
  font-size: 14px;
}

.dropdown-panel a:hover {
  background: var(--sky-50);
  color: var(--sky-700);
}

.nav-search {
  display: flex;
  align-items: center;
  min-width: 260px;
}

.nav-search input,
.mobile-search input,
.filter-input,
.filter-bar select {
  border: 0;
  outline: 0;
}

.nav-search input {
  width: 100%;
  padding: 8px 14px;
  border-radius: 999px 0 0 999px;
}

.nav-search button {
  border: 0;
  color: var(--white);
  background: var(--sky-700);
  padding: 8px 14px;
  border-radius: 0 999px 999px 0;
  cursor: pointer;
}

.menu-button {
  display: none;
  width: 42px;
  height: 42px;
  border: 0;
  background: transparent;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
}

.menu-button span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 0 auto;
  background: var(--white);
  border-radius: 999px;
}

.mobile-panel {
  display: none;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  background: var(--sky-600);
  padding: 16px 22px 20px;
}

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

.mobile-links {
  display: grid;
  gap: 10px;
  margin-bottom: 14px;
}

.mobile-links a {
  color: var(--white);
  font-weight: 650;
  padding: 7px 0;
}

.mobile-search {
  display: flex;
}

.mobile-search input {
  flex: 1;
  padding: 10px 14px;
  border-radius: 999px 0 0 999px;
}

.mobile-search button {
  border: 0;
  color: var(--white);
  background: var(--sky-700);
  padding: 10px 18px;
  border-radius: 0 999px 999px 0;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.hero-carousel {
  position: relative;
  height: 600px;
  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 {
  height: 100%;
  object-fit: cover;
}

.hero-mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(2, 6, 23, 0.94), rgba(2, 6, 23, 0.42) 54%, rgba(2, 6, 23, 0.12));
}

.hero-content {
  position: absolute;
  left: max(24px, calc((100vw - 1280px) / 2 + 24px));
  right: 24px;
  bottom: 72px;
  max-width: 760px;
  color: var(--white);
}

.hero-content h1,
.hero-content h2 {
  margin: 18px 0 18px;
  font-size: clamp(34px, 6vw, 58px);
  line-height: 1.05;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.hero-content p {
  margin: 0 0 28px;
  max-width: 720px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 18px;
  line-height: 1.7;
}

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

.primary-button,
.secondary-button,
.more-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.primary-button {
  background: var(--sky-500);
  color: var(--white);
  padding: 13px 26px;
  box-shadow: 0 12px 30px rgba(14, 165, 233, 0.35);
}

.primary-button:hover,
.secondary-button:hover,
.more-link:hover {
  transform: translateY(-2px);
}

.primary-button:hover {
  background: var(--sky-600);
}

.secondary-button {
  color: var(--white);
  padding: 12px 22px;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(10px);
}

.hero-control {
  position: absolute;
  top: 50%;
  width: 46px;
  height: 46px;
  border: 0;
  border-radius: 50%;
  transform: translateY(-50%);
  color: var(--white);
  background: rgba(255, 255, 255, 0.20);
  backdrop-filter: blur(12px);
  cursor: pointer;
  font-size: 28px;
  line-height: 1;
}

.hero-control:hover {
  background: rgba(255, 255, 255, 0.36);
}

.hero-prev {
  left: 24px;
}

.hero-next {
  right: 24px;
}

.hero-dots {
  position: absolute;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
}

.hero-dot {
  width: 10px;
  height: 10px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  cursor: pointer;
  transition: width 0.2s ease, background 0.2s ease;
}

.hero-dot.is-active {
  width: 34px;
  background: var(--white);
}

.badge-row,
.card-meta,
.tag-cloud,
.mini-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.chip,
.mini-tags span {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 12px;
  line-height: 1;
  font-weight: 750;
}

.chip.sky {
  background: var(--sky-100);
  color: var(--sky-700);
}

.chip.white {
  color: var(--white);
  background: rgba(255, 255, 255, 0.20);
  backdrop-filter: blur(10px);
}

.chip.gray,
.mini-tags span {
  background: var(--gray-100);
  color: var(--gray-600);
}

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

.section {
  margin-bottom: 70px;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 28px;
}

.section-head h1,
.section-head h2 {
  margin: 0;
  color: var(--gray-800);
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.section-head p {
  margin: 8px 0 0;
  color: var(--gray-600);
  max-width: 760px;
  line-height: 1.7;
}

.more-link {
  color: var(--sky-700);
  background: var(--sky-50);
  padding: 10px 16px;
}

.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.movie-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.movie-card,
.overlay-card,
.scroll-card,
.list-row,
.category-tile,
.info-panel {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.movie-card,
.overlay-card,
.scroll-card,
.list-row,
.category-tile {
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.movie-card:hover,
.overlay-card:hover,
.scroll-card:hover,
.list-row:hover,
.category-tile:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.poster-link,
.overlay-card a,
.scroll-card a,
.row-image {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--slate-900);
}

.poster-link {
  aspect-ratio: 16 / 10;
}

.poster-link img,
.overlay-card img,
.scroll-card img,
.row-image img {
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s ease;
}

.movie-card:hover img,
.overlay-card:hover img,
.scroll-card:hover img,
.list-row:hover img {
  transform: scale(1.08);
}

.poster-shade,
.overlay-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.68), transparent 62%);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.movie-card:hover .poster-shade,
.scroll-card:hover .poster-shade {
  opacity: 1;
}

.play-badge,
.overlay-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.movie-card:hover .play-badge,
.overlay-card:hover .overlay-play {
  opacity: 1;
}

.play-svg {
  width: 54px;
  height: 54px;
  padding: 14px;
  border-radius: 50%;
  color: var(--white);
  fill: currentColor;
  background: var(--sky-500);
  box-shadow: 0 14px 38px rgba(14, 165, 233, 0.40);
}

.card-body {
  padding: 18px;
}

.card-body h2,
.row-copy h2,
.overlay-copy h2,
.scroll-copy h2 {
  margin: 12px 0 8px;
  line-height: 1.28;
  font-weight: 850;
}

.card-body h2 {
  font-size: 19px;
}

.card-body h2 a:hover,
.row-copy h2 a:hover {
  color: var(--sky-600);
}

.card-body p,
.row-copy p,
.scroll-copy p {
  margin: 0;
  color: var(--gray-600);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-body p {
  -webkit-line-clamp: 2;
}

.mini-tags {
  margin-top: 14px;
}

.overlay-card {
  position: relative;
  height: 326px;
}

.overlay-card a,
.overlay-card img {
  height: 100%;
}

.overlay-card .overlay-gradient {
  opacity: 1;
  background: linear-gradient(0deg, rgba(2, 6, 23, 0.86), rgba(2, 6, 23, 0.24) 58%, rgba(2, 6, 23, 0.08));
}

.overlay-copy {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 24px;
  color: var(--white);
}

.overlay-copy h2 {
  font-size: 26px;
}

.overlay-copy p {
  color: rgba(255, 255, 255, 0.84);
}

.sky-band {
  background: linear-gradient(90deg, var(--sky-100), #dbeafe);
  border-radius: 32px;
  padding: 34px;
}

.scroll-row {
  display: flex;
  gap: 22px;
  overflow-x: auto;
  padding: 4px 4px 18px;
  scroll-snap-type: x proximity;
}

.scroll-card {
  width: 310px;
  flex: 0 0 auto;
  scroll-snap-align: start;
}

.scroll-card a {
  aspect-ratio: 16 / 12;
}

.scroll-copy {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  color: var(--white);
}

.scroll-copy span {
  display: inline-block;
  color: var(--sky-700);
  background: var(--sky-100);
  border-radius: 999px;
  padding: 5px 9px;
  font-size: 12px;
  font-weight: 750;
}

.scroll-copy h2 {
  font-size: 19px;
}

.scroll-copy p {
  color: rgba(255, 255, 255, 0.86);
  -webkit-line-clamp: 2;
}

.list-stack {
  display: grid;
  gap: 18px;
}

.list-row {
  display: grid;
  grid-template-columns: 38px 245px 1fr;
  align-items: stretch;
}

.rank-num {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--sky-600);
  font-size: 20px;
  font-weight: 900;
  background: var(--sky-50);
}

.row-image {
  aspect-ratio: 16 / 10;
}

.row-copy {
  padding: 22px 24px;
}

.row-copy h2 {
  font-size: 22px;
}

.row-copy p {
  -webkit-line-clamp: 2;
}

.row-copy blockquote {
  margin: 14px 0 0;
  padding-left: 14px;
  color: var(--gray-500);
  border-left: 4px solid var(--sky-300);
  font-size: 14px;
  line-height: 1.65;
}

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

.category-tile {
  padding: 24px;
  min-height: 210px;
  background: linear-gradient(145deg, var(--white), var(--sky-50));
}

.category-tile h2 {
  margin: 14px 0 10px;
  font-size: 24px;
}

.category-tile p {
  margin: 0;
  color: var(--gray-600);
  line-height: 1.7;
}

.category-samples {
  display: flex;
  gap: 8px;
  margin-top: 18px;
}

.category-samples img {
  width: 56px;
  height: 44px;
  border-radius: 10px;
  object-fit: cover;
}

.page-hero {
  color: var(--white);
  background: linear-gradient(90deg, var(--sky-500), var(--blue-600));
  padding: 64px 0;
}

.page-hero h1 {
  margin: 0 0 12px;
  font-size: clamp(34px, 5vw, 48px);
  line-height: 1.1;
  font-weight: 900;
}

.page-hero p {
  max-width: 780px;
  margin: 0;
  color: rgba(255, 255, 255, 0.86);
  line-height: 1.8;
  font-size: 18px;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
  padding: 16px;
  border-radius: 20px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.filter-input,
.filter-bar select {
  min-height: 44px;
  border-radius: 999px;
  padding: 0 16px;
  background: var(--gray-100);
  color: var(--gray-700);
}

.filter-input {
  flex: 1 1 280px;
}

.filter-bar select {
  flex: 0 1 150px;
}

.is-hidden {
  display: none !important;
}

.empty-state {
  display: none;
  padding: 28px;
  text-align: center;
  color: var(--gray-600);
  background: var(--white);
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.empty-state.show {
  display: block;
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(310px, 0.85fr);
  gap: 32px;
  padding: 44px 0 70px;
}

.breadcrumb {
  margin: 0 0 20px;
  color: var(--gray-600);
  font-size: 14px;
}

.breadcrumb a:hover {
  color: var(--sky-700);
}

.player-shell {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  background: #000000;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 16 / 9;
}

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

.player-cover {
  position: absolute;
  inset: 0;
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 0;
  color: var(--white);
  background: rgba(2, 6, 23, 0.38);
  cursor: pointer;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.player-cover span {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 24px;
  border-radius: 999px;
  background: var(--sky-500);
  font-size: 18px;
  font-weight: 850;
  box-shadow: 0 16px 40px rgba(14, 165, 233, 0.38);
}

.player-shell.is-playing .player-cover {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.detail-title {
  margin-top: 26px;
}

.detail-title h1 {
  margin: 16px 0 18px;
  font-size: clamp(32px, 4vw, 46px);
  line-height: 1.14;
  font-weight: 900;
}

.lead-box {
  margin: 0 0 24px;
  padding: 18px 20px;
  border-left: 5px solid var(--sky-500);
  border-radius: 0 14px 14px 0;
  background: var(--sky-50);
  color: var(--gray-800);
  font-size: 18px;
  line-height: 1.75;
  font-weight: 650;
}

.info-panel {
  padding: 24px;
  margin-bottom: 22px;
}

.info-panel.sky {
  background: linear-gradient(145deg, var(--sky-50), #dbeafe);
}

.info-panel h2 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-size: 22px;
  font-weight: 850;
}

.info-panel h2::before {
  content: "";
  width: 5px;
  height: 26px;
  border-radius: 999px;
  background: var(--sky-500);
}

.info-panel p,
.info-panel blockquote {
  margin: 0;
  color: var(--gray-700);
  line-height: 1.9;
}

.info-panel blockquote {
  padding-left: 16px;
  border-left: 4px solid var(--sky-400, var(--sky-300));
  font-style: italic;
}

.sidebar {
  position: sticky;
  top: 92px;
}

.sidebar h2 {
  margin: 0 0 20px;
  font-size: 26px;
  font-weight: 900;
}

.side-card {
  display: grid;
  gap: 12px;
  margin-bottom: 18px;
  border-radius: 18px;
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

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

.side-card img {
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.side-card div {
  padding: 0 16px 16px;
}

.side-card h3 {
  margin: 10px 0 6px;
  font-size: 17px;
  line-height: 1.35;
}

.side-card p {
  margin: 0;
  color: var(--gray-500);
  font-size: 13px;
}

.site-footer {
  margin-top: auto;
  color: #cbd5e1;
  background: linear-gradient(90deg, var(--slate-800), var(--slate-900));
}

.footer-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 46px 24px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 42px;
}

.footer-brand {
  font-size: 20px;
  margin-bottom: 14px;
}

.footer-brand .brand-svg {
  width: 28px;
  height: 28px;
  color: var(--sky-300);
}

.site-footer p {
  margin: 0;
  line-height: 1.8;
}

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

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.site-footer a:hover {
  color: var(--sky-300);
}

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding: 22px 24px;
  border-top: 1px solid rgba(148, 163, 184, 0.24);
  text-align: center;
  font-size: 14px;
}

@media (max-width: 1080px) {
  .nav-center,
  .nav-search {
    display: none;
  }

  .menu-button {
    display: flex;
  }

  .hero-carousel {
    height: 540px;
  }

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

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

  .sidebar {
    position: static;
  }
}

@media (max-width: 760px) {
  .site-nav {
    padding: 0 16px;
  }

  .brand {
    font-size: 18px;
  }

  .hero-carousel {
    height: 520px;
  }

  .hero-content {
    left: 18px;
    bottom: 66px;
  }

  .hero-content p {
    font-size: 16px;
  }

  .hero-control {
    display: none;
  }

  .main-content,
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .main-content {
    padding-top: 42px;
  }

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

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

  .sky-band {
    padding: 22px;
    border-radius: 24px;
  }

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

  .rank-num {
    justify-content: flex-start;
    padding: 12px 16px 0;
    background: var(--white);
  }

  .row-image {
    aspect-ratio: 16 / 10;
  }

  .row-copy {
    padding: 18px;
  }

  .filter-bar {
    padding: 14px;
  }

  .filter-bar select {
    flex: 1 1 100%;
  }

  .detail-layout {
    padding-top: 28px;
  }

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