:root {
  --night-950: #0f1115;
  --night-900: #1a1c23;
  --night-850: #22242d;
  --night-800: #2b2e38;
  --night-700: #3b3d44;
  --warm-50: #faf8f3;
  --warm-100: #f1e7d1;
  --warm-200: #e3d2ad;
  --warm-300: #d8c299;
  --warm-400: #c8a670;
  --warm-500: #9d835c;
  --maple-400: #f88171;
  --maple-500: #dc3a26;
  --maple-700: #b92f1c;
  --maple-900: #7f281d;
  --shadow-soft: 0 20px 55px rgba(0, 0, 0, 0.28);
  --shadow-card: 0 16px 35px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 10% 5%, rgba(220, 58, 38, 0.18), transparent 28rem),
    radial-gradient(circle at 92% 14%, rgba(200, 166, 112, 0.12), transparent 24rem),
    var(--night-950);
  color: var(--warm-50);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
}

body.no-scroll {
  overflow: hidden;
}

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

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

button,
input,
select {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  background: rgba(15, 17, 21, 0.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  width: min(1480px, calc(100% - 2rem));
  height: 4.25rem;
  margin: 0 auto;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--warm-50);
  letter-spacing: 0.02em;
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 2.15rem;
  height: 2.15rem;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, var(--maple-500), var(--maple-900));
  box-shadow: 0 8px 24px rgba(220, 58, 38, 0.28);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}

.nav-links a,
.nav-links button {
  border: 0;
  background: transparent;
  color: var(--warm-300);
  font-weight: 600;
  cursor: pointer;
  transition: color 0.25s ease;
}

.nav-links a:hover,
.nav-links button:hover {
  color: var(--maple-400);
}

.nav-dropdown {
  position: relative;
}

.dropdown-panel {
  position: absolute;
  top: calc(100% + 0.9rem);
  left: 0;
  display: grid;
  min-width: 12rem;
  padding: 0.45rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 1rem;
  background: rgba(26, 28, 35, 0.96);
  box-shadow: var(--shadow-soft);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
}

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

.dropdown-panel a {
  display: block;
  padding: 0.7rem 0.85rem;
  border-radius: 0.7rem;
  color: var(--warm-300);
  white-space: nowrap;
}

.dropdown-panel a:hover {
  background: rgba(255, 255, 255, 0.06);
}

.search-form {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.search-form input,
.local-filter {
  width: min(18rem, 34vw);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  outline: 0;
  background: rgba(43, 46, 56, 0.78);
  color: var(--warm-50);
  padding: 0.75rem 1rem;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.search-form input::placeholder,
.local-filter::placeholder {
  color: var(--warm-500);
}

.search-form input:focus,
.local-filter:focus {
  border-color: rgba(220, 58, 38, 0.82);
  box-shadow: 0 0 0 4px rgba(220, 58, 38, 0.15);
}

.search-form button {
  border: 0;
  border-radius: 999px;
  background: var(--maple-500);
  color: #fff;
  padding: 0.72rem 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.search-form button:hover {
  background: var(--maple-700);
  transform: translateY(-1px);
}

.mobile-toggle {
  display: none;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.8rem;
  background: rgba(255, 255, 255, 0.05);
  color: var(--warm-50);
  padding: 0.62rem 0.76rem;
}

.main-wrap {
  width: min(1480px, calc(100% - 2rem));
  margin: 0 auto;
}

.hero {
  position: relative;
  min-height: clamp(34rem, 72vh, 48rem);
  margin: 2rem auto 3rem;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 2rem;
  background: var(--night-900);
  box-shadow: var(--shadow-soft);
}

.hero-track {
  position: absolute;
  inset: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(22rem, 0.72fr);
  align-items: center;
  gap: 3rem;
  padding: clamp(2rem, 4vw, 4.5rem);
  opacity: 0;
  visibility: hidden;
  transform: scale(1.02);
  transition: opacity 0.7s ease, transform 0.7s ease, visibility 0.7s ease;
}

.hero-slide.is-active {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  opacity: 0.22;
  filter: blur(1px) saturate(1.2);
}

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

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(15, 17, 21, 0.96) 0%, rgba(15, 17, 21, 0.82) 46%, rgba(15, 17, 21, 0.48) 100%),
    linear-gradient(0deg, rgba(15, 17, 21, 0.96) 0%, rgba(15, 17, 21, 0.08) 50%);
}

.hero-copy,
.hero-poster {
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 1.2rem;
  border: 1px solid rgba(220, 58, 38, 0.42);
  border-radius: 999px;
  background: rgba(220, 58, 38, 0.12);
  color: var(--maple-400);
  padding: 0.38rem 0.85rem;
  font-size: 0.9rem;
  font-weight: 800;
}

.hero h1,
.hero-title,
.page-hero h1,
.detail-title {
  margin: 0;
  color: var(--warm-50);
  font-size: clamp(2.25rem, 5vw, 5.2rem);
  line-height: 1.05;
  letter-spacing: -0.05em;
  text-shadow: 0 8px 26px rgba(0, 0, 0, 0.38);
}

.hero-desc {
  max-width: 48rem;
  margin: 1.25rem 0 1.6rem;
  color: var(--warm-200);
  font-size: clamp(1rem, 1.8vw, 1.24rem);
}

.hero-meta,
.meta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  color: var(--warm-400);
  font-size: 0.95rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem;
  margin-top: 1.8rem;
}

.btn-primary,
.btn-ghost,
.btn-soft {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  border-radius: 0.85rem;
  padding: 0.75rem 1.2rem;
  font-weight: 800;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--maple-500), var(--maple-700));
  color: #fff;
  box-shadow: 0 12px 25px rgba(220, 58, 38, 0.28);
}

.btn-primary:hover,
.btn-ghost:hover,
.btn-soft:hover {
  transform: translateY(-2px);
}

.btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.07);
  color: var(--warm-100);
}

.btn-soft {
  background: rgba(200, 166, 112, 0.12);
  color: var(--warm-100);
}

.hero-poster {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1.6rem;
  background: rgba(255, 255, 255, 0.06);
  box-shadow: var(--shadow-card);
  transform: rotate(1.2deg);
}

.hero-poster img {
  aspect-ratio: 16 / 10;
  height: 100%;
  object-fit: cover;
}

.hero-poster-caption {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  border-radius: 1rem;
  background: rgba(15, 17, 21, 0.72);
  color: var(--warm-100);
  padding: 0.8rem 1rem;
  backdrop-filter: blur(14px);
}

.hero-dots {
  position: absolute;
  left: clamp(2rem, 4vw, 4.5rem);
  bottom: 1.5rem;
  z-index: 5;
  display: flex;
  gap: 0.55rem;
}

.hero-dot {
  width: 2rem;
  height: 0.34rem;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.28);
  cursor: pointer;
}

.hero-dot.is-active {
  background: var(--maple-500);
}

.quick-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin: -1rem 0 3rem;
}

.category-badge,
.tag-chip,
.filter-chip {
  display: inline-flex;
  align-items: center;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(220, 58, 38, 0.92), rgba(127, 40, 29, 0.9));
  color: #fff;
  padding: 0.55rem 0.95rem;
  font-weight: 800;
  box-shadow: 0 10px 20px rgba(220, 58, 38, 0.18);
  cursor: pointer;
}

.tag-chip,
.filter-chip {
  background: rgba(255, 255, 255, 0.07);
  color: var(--warm-200);
  box-shadow: none;
}

.section {
  margin: 0 0 4rem;
}

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

.section-title {
  margin: 0;
  font-size: clamp(1.75rem, 3vw, 2.6rem);
  line-height: 1.15;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.section-subtitle {
  margin: 0.35rem 0 0;
  color: var(--warm-400);
  font-size: 1.02rem;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.15rem;
}

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

.video-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 1.15rem;
  background: linear-gradient(180deg, rgba(34, 36, 45, 0.94), rgba(26, 28, 35, 0.94));
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.22);
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.video-card:hover {
  border-color: rgba(220, 58, 38, 0.42);
  box-shadow: 0 24px 46px rgba(0, 0, 0, 0.35);
  transform: translateY(-6px);
}

.video-card-cover-wrap {
  position: relative;
  display: block;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
}

.video-card-cover {
  aspect-ratio: 16 / 10;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease, filter 0.4s ease;
}

.video-card:hover .video-card-cover {
  filter: saturate(1.15);
  transform: scale(1.06);
}

.video-card-overlay {
  position: absolute;
  inset: auto 0 0;
  height: 55%;
  background: linear-gradient(0deg, rgba(15, 17, 21, 0.88), transparent);
}

.video-card-pill {
  position: absolute;
  left: 0.7rem;
  top: 0.7rem;
  border-radius: 999px;
  background: rgba(15, 17, 21, 0.72);
  color: var(--warm-100);
  padding: 0.25rem 0.55rem;
  font-size: 0.78rem;
  font-weight: 800;
  backdrop-filter: blur(10px);
}

.video-card-content {
  padding: 1rem;
}

.video-card-title {
  display: -webkit-box;
  min-height: 3.1em;
  margin: 0 0 0.45rem;
  overflow: hidden;
  color: var(--warm-50);
  font-size: 1.08rem;
  font-weight: 850;
  line-height: 1.42;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.video-card-title a:hover {
  color: var(--maple-400);
}

.video-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.65rem;
  color: var(--warm-400);
  font-size: 0.84rem;
}

.video-card-description {
  display: -webkit-box;
  min-height: 3.2rem;
  margin: 0;
  overflow: hidden;
  color: var(--warm-300);
  font-size: 0.92rem;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.rank-list {
  display: grid;
  gap: 0.8rem;
}

.rank-item {
  display: grid;
  grid-template-columns: 3.3rem 8rem minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 1.05rem;
  background: rgba(26, 28, 35, 0.78);
  padding: 0.75rem;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.rank-item:hover {
  border-color: rgba(220, 58, 38, 0.45);
  transform: translateX(4px);
}

.rank-number {
  display: grid;
  place-items: center;
  width: 2.65rem;
  height: 2.65rem;
  border-radius: 0.9rem;
  background: linear-gradient(135deg, var(--maple-500), var(--maple-900));
  color: #fff;
  font-weight: 900;
}

.rank-thumb {
  overflow: hidden;
  border-radius: 0.85rem;
}

.rank-thumb img {
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.rank-title {
  margin: 0;
  color: var(--warm-50);
  font-size: 1.05rem;
  font-weight: 850;
}

.rank-desc {
  margin: 0.2rem 0 0;
  color: var(--warm-400);
  font-size: 0.92rem;
}

.page-hero {
  margin: 2rem 0 2.5rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 1.7rem;
  background:
    radial-gradient(circle at 8% 5%, rgba(220, 58, 38, 0.22), transparent 22rem),
    linear-gradient(135deg, rgba(26, 28, 35, 0.95), rgba(15, 17, 21, 0.82));
  padding: clamp(1.6rem, 4vw, 3.2rem);
  box-shadow: var(--shadow-soft);
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 4rem);
}

.page-hero p {
  max-width: 58rem;
  margin: 1rem 0 0;
  color: var(--warm-300);
  font-size: 1.08rem;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.5rem 0 0;
  color: var(--warm-400);
  font-size: 0.92rem;
}

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

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

.category-card {
  position: relative;
  overflow: hidden;
  min-height: 13rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 1.3rem;
  background: linear-gradient(145deg, rgba(34, 36, 45, 0.94), rgba(26, 28, 35, 0.88));
  padding: 1.2rem;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.category-card:hover {
  border-color: rgba(220, 58, 38, 0.42);
  transform: translateY(-4px);
}

.category-card h2 {
  margin: 0 0 0.6rem;
  font-size: 1.35rem;
  font-weight: 900;
}

.category-card p {
  margin: 0 0 1rem;
  color: var(--warm-300);
}

.category-samples {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.category-samples span {
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--warm-300);
  padding: 0.25rem 0.58rem;
  font-size: 0.82rem;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.filter-bar .local-filter {
  flex: 1 1 22rem;
  width: auto;
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 24rem;
  gap: 1.4rem;
  align-items: start;
  margin: 2rem 0 4rem;
}

.detail-main,
.detail-side,
.content-card {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 1.35rem;
  background: rgba(26, 28, 35, 0.82);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.22);
}

.detail-main {
  overflow: hidden;
}

.player-shell {
  position: relative;
  overflow: hidden;
  background: #000;
}

.video-player {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  cursor: pointer;
}

.play-cover {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  border: 0;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.42), rgba(0, 0, 0, 0.2));
  color: #fff;
  cursor: pointer;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

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

.play-cover span {
  display: grid;
  place-items: center;
  width: 5.2rem;
  height: 5.2rem;
  border-radius: 50%;
  background: rgba(220, 58, 38, 0.92);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.36);
  font-size: 2rem;
  transform: translateX(0.12rem);
}

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

.detail-title {
  font-size: clamp(2rem, 4vw, 3.8rem);
}

.detail-text h2,
.detail-side h2,
.content-card h2 {
  margin: 1.8rem 0 0.75rem;
  color: var(--warm-50);
  font-size: 1.45rem;
  font-weight: 900;
}

.detail-text p,
.content-card p {
  margin: 0 0 1rem;
  color: var(--warm-200);
}

.detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.detail-side {
  position: sticky;
  top: 5.5rem;
  padding: 1rem;
}

.side-cover {
  overflow: hidden;
  border-radius: 1rem;
  margin-bottom: 1rem;
}

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

.side-list {
  display: grid;
  gap: 0.7rem;
}

.side-link {
  display: grid;
  grid-template-columns: 5.6rem minmax(0, 1fr);
  gap: 0.75rem;
  align-items: center;
  border-radius: 0.9rem;
  background: rgba(255, 255, 255, 0.04);
  padding: 0.5rem;
  transition: background 0.22s ease;
}

.side-link:hover {
  background: rgba(220, 58, 38, 0.14);
}

.side-link img {
  aspect-ratio: 16 / 10;
  border-radius: 0.65rem;
  object-fit: cover;
}

.side-link strong {
  display: -webkit-box;
  overflow: hidden;
  color: var(--warm-50);
  line-height: 1.35;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.side-link span {
  color: var(--warm-400);
  font-size: 0.82rem;
}

.site-footer {
  margin-top: 4rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(15, 17, 21, 0.72);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
  width: min(1480px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2.2rem 0;
}

.footer-inner p {
  color: var(--warm-400);
  margin: 0.6rem 0 0;
}

.footer-links {
  display: grid;
  gap: 0.45rem;
}

.footer-links a {
  color: var(--warm-300);
}

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

.empty-state {
  display: none;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.05);
  color: var(--warm-300);
  padding: 1.2rem;
}

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

@media (max-width: 1180px) {
  .video-grid,
  .video-grid.compact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .detail-side {
    position: static;
  }
}

@media (max-width: 920px) {
  .mobile-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: fixed;
    inset: 4.25rem 1rem auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0.4rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 1.1rem;
    background: rgba(26, 28, 35, 0.98);
    padding: 1rem;
    box-shadow: var(--shadow-soft);
  }

  .site-header.is-open .nav-links {
    display: flex;
  }

  .dropdown-panel {
    position: static;
    display: grid;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    margin-top: 0.5rem;
  }

  .search-form input {
    width: 100%;
  }

  .hero-slide {
    grid-template-columns: 1fr;
    align-content: end;
    gap: 1.4rem;
    padding-bottom: 4.2rem;
  }

  .hero-poster {
    max-width: 32rem;
  }

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

  .rank-item {
    grid-template-columns: 2.8rem 6rem minmax(0, 1fr);
  }

  .rank-item .btn-soft {
    grid-column: 2 / -1;
    justify-self: start;
  }

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

@media (max-width: 640px) {
  .header-inner,
  .main-wrap,
  .footer-inner {
    width: min(100% - 1rem, 1480px);
  }

  .logo {
    font-size: 1.05rem;
  }

  .hero {
    min-height: 42rem;
    border-radius: 1.2rem;
    margin-top: 1rem;
  }

  .hero-poster {
    transform: none;
  }

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

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

  .rank-item {
    grid-template-columns: 2.6rem minmax(0, 1fr);
  }

  .rank-thumb {
    display: none;
  }

  .rank-item .btn-soft {
    grid-column: 2 / -1;
  }

  .play-cover span {
    width: 4.2rem;
    height: 4.2rem;
    font-size: 1.6rem;
  }
}