:root {
  --night-950: #0f1115;
  --night-900: #1a1c23;
  --night-850: #242630;
  --night-800: #3b3d44;
  --night-700: #454750;
  --maple-900: #7f281d;
  --maple-700: #b92f1c;
  --maple-600: #dc3a26;
  --maple-500: #ef5844;
  --maple-400: #f88171;
  --warm-50: #faf8f3;
  --warm-100: #f5eedf;
  --warm-200: #e7dbc0;
  --warm-300: #d8c299;
  --warm-400: #c8a670;
  --warm-500: #a58555;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(220, 58, 38, 0.16), transparent 34rem),
    radial-gradient(circle at top right, rgba(200, 166, 112, 0.08), transparent 28rem),
    var(--night-950);
  color: var(--warm-50);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

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

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.container {
  width: min(100% - 2rem, 1440px);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(26, 28, 35, 0.95);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  min-height: 4.25rem;
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand-mark {
  display: grid;
  width: 2.2rem;
  height: 2.2rem;
  place-items: center;
  border-radius: 0.85rem;
  background: linear-gradient(135deg, var(--maple-600), var(--maple-900));
  color: #fff;
  box-shadow: 0 10px 24px rgba(220, 58, 38, 0.35);
}

.brand-text {
  font-size: 1.3rem;
  color: var(--warm-50);
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-left: auto;
}

.nav-link,
.dropdown-trigger {
  border: 0;
  background: transparent;
  color: var(--warm-300);
  font-weight: 600;
  transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link.active,
.dropdown-trigger:hover {
  color: var(--maple-400);
}

.nav-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 0.8rem);
  right: 0;
  display: grid;
  width: 13rem;
  padding: 0.5rem;
  visibility: hidden;
  opacity: 0;
  background: rgba(26, 28, 35, 0.98);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.9rem;
  box-shadow: var(--shadow);
  transform: translateY(0.5rem);
  transition: all 0.2s ease;
}

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

.dropdown-menu a,
.mobile-category-grid a {
  padding: 0.65rem 0.8rem;
  border-radius: 0.7rem;
  color: var(--warm-300);
}

.dropdown-menu a:hover,
.mobile-category-grid a:hover {
  background: var(--night-800);
  color: var(--maple-400);
}

.header-search,
.mobile-search {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.header-search input,
.mobile-search input,
.filter-panel input,
.filter-panel select {
  min-width: 13rem;
  border: 1px solid rgba(216, 194, 153, 0.16);
  border-radius: 0.8rem;
  outline: none;
  background: rgba(15, 17, 21, 0.85);
  color: var(--warm-50);
  padding: 0.72rem 0.85rem;
}

.header-search input:focus,
.mobile-search input:focus,
.filter-panel input:focus,
.filter-panel select:focus {
  border-color: var(--maple-500);
  box-shadow: 0 0 0 3px rgba(239, 88, 68, 0.15);
}

.header-search button,
.mobile-search button,
.filter-panel button,
.btn-primary,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.7rem;
  border: 0;
  border-radius: 0.8rem;
  padding: 0.72rem 1.1rem;
  font-weight: 700;
  transition: all 0.25s ease;
}

.header-search button,
.mobile-search button,
.btn-primary {
  background: linear-gradient(135deg, var(--maple-600), var(--maple-700));
  color: #fff;
  box-shadow: 0 12px 28px rgba(220, 58, 38, 0.25);
}

.header-search button:hover,
.mobile-search button:hover,
.btn-primary:hover {
  background: linear-gradient(135deg, var(--maple-500), var(--maple-600));
  transform: translateY(-1px);
}

.btn-ghost {
  border: 1px solid rgba(250, 248, 243, 0.18);
  background: rgba(15, 17, 21, 0.38);
  color: var(--warm-50);
  backdrop-filter: blur(8px);
}

.btn-ghost:hover {
  border-color: var(--maple-400);
  color: var(--maple-400);
}

.mobile-menu-button {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  margin-left: auto;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.85rem;
  background: var(--night-800);
}

.mobile-menu-button span {
  display: block;
  width: 1.25rem;
  height: 2px;
  margin: 0.28rem auto;
  background: var(--warm-50);
}

.mobile-panel {
  display: none;
  padding: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(26, 28, 35, 0.98);
}

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

.mobile-nav {
  display: grid;
  gap: 0.5rem;
  margin-top: 0.8rem;
}

.mobile-link {
  padding: 0.8rem 0;
  color: var(--warm-300);
  font-weight: 700;
}

.mobile-link.active {
  color: var(--maple-400);
}

.mobile-category-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.35rem;
}

.main-shell {
  padding: 2rem 0 4rem;
}

.hero-carousel {
  position: relative;
  height: min(80vh, 760px);
  min-height: 34rem;
  overflow: hidden;
  border-radius: 1.5rem;
  background: var(--night-900);
  box-shadow: var(--shadow);
}

.hero-slide {
  position: absolute;
  inset: 0;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

.hero-slide.is-active {
  visibility: visible;
  opacity: 1;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
}

.hero-gradient,
.feature-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(15, 17, 21, 0.95), rgba(15, 17, 21, 0.45), rgba(15, 17, 21, 0.1)),
    linear-gradient(0deg, rgba(15, 17, 21, 0.96), transparent 60%);
}

.hero-content {
  position: absolute;
  left: clamp(1.25rem, 5vw, 4rem);
  bottom: clamp(2rem, 8vw, 5rem);
  max-width: 48rem;
  display: grid;
  gap: 1rem;
}

.hero-content h1 {
  margin: 0;
  font-size: clamp(2.4rem, 7vw, 5.8rem);
  line-height: 0.98;
  text-shadow: 0 6px 18px rgba(0, 0, 0, 0.55);
}

.hero-content p {
  max-width: 43rem;
  margin: 0;
  color: var(--warm-200);
  font-size: clamp(1rem, 2vw, 1.35rem);
  line-height: 1.7;
  text-shadow: 0 4px 12px rgba(0, 0, 0, 0.6);
}

.hero-meta,
.video-card-meta,
.detail-meta,
.rank-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 1rem;
  color: var(--warm-300);
  font-size: 0.92rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  padding-top: 0.5rem;
}

.category-badge {
  width: fit-content;
  border-radius: 0.7rem;
  background: linear-gradient(135deg, var(--maple-600), var(--maple-900));
  color: #fff;
  padding: 0.5rem 0.9rem;
  font-weight: 800;
  box-shadow: 0 10px 26px rgba(220, 58, 38, 0.32);
}

.hero-control {
  position: absolute;
  top: 50%;
  z-index: 5;
  width: 3rem;
  height: 3rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  background: rgba(15, 17, 21, 0.62);
  color: var(--warm-50);
  font-size: 2rem;
  line-height: 1;
  transform: translateY(-50%);
  backdrop-filter: blur(8px);
}

.hero-prev {
  left: 1rem;
}

.hero-next {
  right: 1rem;
}

.hero-dots {
  position: absolute;
  left: 50%;
  bottom: 1.3rem;
  z-index: 5;
  display: flex;
  gap: 0.55rem;
  transform: translateX(-50%);
}

.hero-dots button {
  width: 0.6rem;
  height: 0.6rem;
  border: 0;
  border-radius: 999px;
  padding: 0;
  background: rgba(250, 248, 243, 0.42);
  transition: all 0.25s ease;
}

.hero-dots button.is-active {
  width: 2rem;
  background: var(--maple-500);
}

.content-section {
  margin-top: 3.5rem;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.4rem;
}

.section-title {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.1;
}

.section-subtitle {
  max-width: 48rem;
  margin: 0.5rem 0 0;
  color: var(--warm-300);
  line-height: 1.7;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.25rem;
}

.video-card {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 1rem;
  background: linear-gradient(180deg, rgba(36, 38, 48, 0.98), rgba(26, 28, 35, 0.98));
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.video-card:hover {
  border-color: rgba(248, 129, 113, 0.35);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.36);
  transform: translateY(-4px);
}

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

.video-cover-wrap {
  position: relative;
  overflow: hidden;
  background: var(--night-900);
  aspect-ratio: 16 / 9;
}

.video-card-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease, opacity 0.3s ease;
}

.video-card:hover .video-card-cover {
  transform: scale(1.08);
  opacity: 0.88;
}

.cover-meta {
  position: absolute;
  right: 0.65rem;
  bottom: 0.65rem;
  border-radius: 0.55rem;
  background: rgba(15, 17, 21, 0.78);
  color: var(--warm-200);
  padding: 0.3rem 0.55rem;
  font-size: 0.78rem;
  backdrop-filter: blur(8px);
}

.video-card-content {
  display: grid;
  gap: 0.65rem;
  padding: 1rem;
}

.video-card-title {
  margin: 0;
  color: var(--warm-50);
  font-size: 1.08rem;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-card-description {
  margin: 0;
  color: var(--warm-200);
  font-size: 0.92rem;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: rgba(69, 71, 80, 0.7);
  color: var(--warm-300);
  padding: 0.28rem 0.58rem;
  font-size: 0.78rem;
}

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

.category-tile {
  position: relative;
  overflow: hidden;
  min-height: 13rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 1.1rem;
  background: linear-gradient(135deg, var(--night-800), var(--night-900));
  padding: 1.3rem;
  transition: all 0.25s ease;
}

.category-tile::after {
  content: "";
  position: absolute;
  top: -3rem;
  right: -3rem;
  width: 8rem;
  height: 8rem;
  border-radius: 999px;
  background: rgba(239, 88, 68, 0.12);
  transition: transform 0.35s ease;
}

.category-tile:hover {
  border-color: rgba(248, 129, 113, 0.35);
  transform: translateY(-4px);
}

.category-tile:hover::after {
  transform: scale(1.6);
}

.category-icon {
  display: inline-grid;
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 1rem;
  place-items: center;
  border-radius: 0.85rem;
  background: rgba(239, 88, 68, 0.15);
  color: var(--maple-400);
}

.category-tile h2 {
  position: relative;
  z-index: 1;
  margin: 0 0 0.65rem;
  font-size: 1.25rem;
}

.category-tile p {
  position: relative;
  z-index: 1;
  margin: 0;
  color: var(--warm-300);
  line-height: 1.65;
}

.horizontal-list {
  display: flex;
  gap: 1.25rem;
  overflow-x: auto;
  padding: 0.3rem 0 1rem;
  scroll-behavior: smooth;
  scrollbar-width: none;
}

.horizontal-list::-webkit-scrollbar {
  display: none;
}

.scroll-item {
  flex: 0 0 min(20rem, 82vw);
}

.scroll-actions {
  display: flex;
  gap: 0.5rem;
}

.scroll-actions button {
  width: 2.7rem;
  height: 2.7rem;
  border: 0;
  border-radius: 999px;
  background: var(--night-800);
  color: var(--warm-50);
  font-size: 1.5rem;
}

.feature-banner {
  overflow: hidden;
  border-radius: 1.5rem;
  background: var(--night-900);
  box-shadow: var(--shadow);
}

.feature-link {
  position: relative;
  display: block;
  min-height: 30rem;
}

.feature-link img {
  width: 100%;
  height: 30rem;
  object-fit: cover;
}

.feature-content {
  position: absolute;
  left: clamp(1.2rem, 4vw, 3rem);
  bottom: clamp(1.2rem, 4vw, 3rem);
  max-width: 50rem;
  display: grid;
  gap: 1rem;
}

.feature-content h2 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4rem);
}

.feature-content p {
  margin: 0;
  color: var(--warm-200);
  line-height: 1.8;
}

.page-hero {
  display: grid;
  gap: 0.9rem;
  margin: 1.5rem 0 2rem;
  padding: clamp(1.5rem, 4vw, 3rem);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 1.4rem;
  background:
    linear-gradient(135deg, rgba(220, 58, 38, 0.16), transparent 36%),
    linear-gradient(180deg, rgba(36, 38, 48, 0.96), rgba(26, 28, 35, 0.96));
}

.page-hero h1 {
  margin: 0;
  font-size: clamp(2.1rem, 5vw, 4.3rem);
}

.page-hero p {
  max-width: 56rem;
  margin: 0;
  color: var(--warm-300);
  font-size: 1.08rem;
  line-height: 1.8;
}

.filter-panel {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: end;
  margin: 0 0 1.5rem;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 1rem;
  background: rgba(26, 28, 35, 0.8);
}

.filter-panel label {
  display: grid;
  gap: 0.4rem;
  color: var(--warm-300);
  font-size: 0.86rem;
}

.filter-panel button {
  background: var(--night-800);
  color: var(--warm-50);
}

.filter-panel button:hover {
  background: var(--night-700);
}

.movie-card.is-hidden,
.ranking-row.is-hidden {
  display: none;
}

.ranking-list {
  display: grid;
  gap: 0.75rem;
}

.ranking-row a {
  display: grid;
  grid-template-columns: 4rem 7rem minmax(10rem, 1fr) minmax(14rem, auto);
  gap: 1rem;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 1rem;
  background: rgba(26, 28, 35, 0.82);
  padding: 0.75rem;
  transition: all 0.22s ease;
}

.ranking-row a:hover {
  border-color: rgba(248, 129, 113, 0.36);
  background: rgba(59, 61, 68, 0.92);
}

.rank-number {
  color: var(--maple-400);
  font-size: 1.45rem;
  font-weight: 900;
  text-align: center;
}

.ranking-row img {
  width: 7rem;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 0.7rem;
  background: var(--night-900);
}

.rank-title {
  font-weight: 800;
  color: var(--warm-50);
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(18rem, 0.8fr);
  gap: 2rem;
  align-items: start;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1rem;
  color: var(--warm-400);
  font-size: 0.92rem;
}

.breadcrumb a:hover {
  color: var(--maple-400);
}

.detail-card,
.sidebar-card {
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 1.2rem;
  background: rgba(26, 28, 35, 0.88);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.2);
}

.detail-card {
  overflow: hidden;
}

.player-shell {
  position: relative;
  overflow: hidden;
  background: #000;
  aspect-ratio: 16 / 9;
}

.player-shell video {
  width: 100%;
  height: 100%;
  background: #000;
}

.player-start {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  border: 0;
  background:
    radial-gradient(circle, rgba(239, 88, 68, 0.26), rgba(15, 17, 21, 0.2) 26%, rgba(15, 17, 21, 0.58));
  color: #fff;
}

.player-start.is-hidden {
  display: none;
}

.play-ring {
  display: grid;
  width: 6rem;
  height: 6rem;
  place-items: center;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--maple-600), var(--maple-900));
  box-shadow: 0 18px 46px rgba(220, 58, 38, 0.4);
  font-size: 2.2rem;
}

.player-error {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  border-radius: 0.8rem;
  background: rgba(15, 17, 21, 0.88);
  color: var(--warm-100);
  padding: 0.8rem 1rem;
}

.detail-body {
  display: grid;
  gap: 1.2rem;
  padding: clamp(1.2rem, 3vw, 2rem);
}

.detail-body h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.1;
}

.detail-body h2,
.sidebar-card h2 {
  margin: 0;
  font-size: 1.35rem;
}

.detail-body p {
  margin: 0;
  color: var(--warm-200);
  line-height: 1.85;
}

.detail-info-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
}

.info-pill {
  border-radius: 0.9rem;
  background: rgba(59, 61, 68, 0.65);
  padding: 0.8rem;
}

.info-pill span {
  display: block;
  color: var(--warm-400);
  font-size: 0.78rem;
}

.info-pill strong {
  display: block;
  margin-top: 0.25rem;
  color: var(--warm-50);
}

.sidebar-card {
  padding: 1rem;
}

.side-list {
  display: grid;
  gap: 0.9rem;
  margin-top: 1rem;
}

.side-item {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: 0.8rem;
  align-items: center;
}

.side-item img {
  width: 6.5rem;
  aspect-ratio: 16 / 9;
  border-radius: 0.7rem;
  object-fit: cover;
  background: var(--night-900);
}

.side-item h3 {
  margin: 0 0 0.25rem;
  font-size: 0.95rem;
  line-height: 1.4;
}

.side-item p {
  margin: 0;
  color: var(--warm-400);
  font-size: 0.8rem;
}

.search-status {
  color: var(--warm-300);
  margin-bottom: 1.2rem;
}

.site-footer {
  margin-top: 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(15, 17, 21, 0.78);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  padding: 2.5rem 0;
}

.footer-grid p {
  max-width: 42rem;
  color: var(--warm-400);
  line-height: 1.75;
}

.footer-grid h2 {
  margin: 0 0 0.85rem;
  font-size: 1rem;
}

.footer-grid a:not(.footer-brand) {
  display: block;
  margin: 0.45rem 0;
  color: var(--warm-400);
}

.footer-grid a:hover {
  color: var(--maple-400);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--warm-500);
  padding: 1rem;
  text-align: center;
}

@media (max-width: 1120px) {
  .header-search {
    display: none;
  }

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

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

@media (max-width: 820px) {
  .desktop-nav {
    display: none;
  }

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

  .header-inner {
    min-height: 4rem;
  }

  .hero-carousel {
    min-height: 30rem;
    height: 72vh;
    border-radius: 1rem;
  }

  .hero-content {
    right: 1.2rem;
  }

  .hero-control {
    display: none;
  }

  .video-grid,
  .category-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.8rem;
  }

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

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

  .ranking-row a {
    grid-template-columns: 3rem 5.5rem 1fr;
  }

  .rank-meta {
    grid-column: 3;
  }

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

@media (max-width: 540px) {
  .container {
    width: min(100% - 1rem, 1440px);
  }

  .brand-text {
    font-size: 1.05rem;
  }

  .main-shell {
    padding-top: 1rem;
  }

  .hero-content p {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

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

  .filter-panel {
    display: grid;
  }

  .filter-panel input,
  .filter-panel select {
    min-width: 100%;
  }

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

  .side-item {
    grid-template-columns: 5.8rem 1fr;
  }
}