:root {
  --bg: #101418;
  --panel: #f7f9fb;
  --line: #d7e0e8;
  --text: #17212b;
  --muted: #667686;
  --cyan: #247c89;
  --cyan-soft: #e3f1f3;
  --ink: #1f2933;
  --orange: #d87935;
  --shadow: 0 18px 40px rgba(16, 20, 24, 0.2);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(180deg, #16202a, #0f1317);
  background-size: 32px 32px, auto;
  font: 16px/1.6 "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; }

.header, .shell, .footer {
  width: min(1400px, calc(100vw - 40px));
  margin: 0 auto;
}
.header {
  display: grid;
  grid-template-columns: 270px 1fr 300px;
  align-items: center;
  gap: 18px;
  padding: 22px 0;
  color: var(--panel);
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  aspect-ratio: 1;
  background: var(--cyan);
  color: #fff;
  font-weight: 900;
}
.brand span:not(.brand-mark) { display: grid; }
.brand strong, .hero-main h1, .section-head h1, .section-head h2, .library-head h1, .detail-info h1 { letter-spacing: 0; }
.brand strong { font-size: 1.32rem; }
.brand small { color: #b7c4cf; }
.nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.nav a, .search input, .metric-row a, .filter, select, .tag-row a, .episode-grid button, .side-panel a {
  border: 1px solid var(--line);
  background: var(--panel);
}
.nav a {
  padding: 10px 14px;
  color: #d1dbe4;
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.16);
  font-weight: 700;
}
.nav a:hover, .nav a[aria-current="page"], .filter.active {
  color: #fff;
  background: var(--cyan);
  border-color: var(--cyan);
}
.search input, select {
  width: 100%;
  min-height: 44px;
  padding: 0 14px;
  color: var(--text);
}
.shell { padding: 8px 0 56px; }
.console-hero, .dual-grid, .guide-grid, .library-head, .library-layout, .detail-stage {
  display: grid;
  gap: 18px;
}
.console-hero { grid-template-columns: 1fr 280px; }
.hero-main, .hero-stack, .panel, .guide-grid article, .library-head, .side-panel, .detail-stage {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.hero-main {
  display: grid;
  grid-template-columns: 330px 1fr;
  min-height: 430px;
}
.hero-main > img { height: 100%; object-fit: cover; }
.hero-copy { display: grid; align-content: center; padding: 32px; }
.hero-copy span, .section-head span, .library-head span, .detail-info > span {
  color: var(--cyan);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .08em;
}
.hero-main h1, .detail-info h1 {
  margin: 10px 0 14px;
  font-size: clamp(2.2rem, 4vw, 3.6rem);
  line-height: 1.06;
}
.hero-copy p, .section-head p, .guide-grid p, .footer p, .footer a, .copy small, .copy em, .side-panel p, .detail-copy p, .original {
  color: var(--muted);
}
.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0;
}
.meta b {
  padding: 8px 12px;
  background: var(--cyan-soft);
  color: var(--cyan);
}
.hero-copy a {
  width: max-content;
  padding: 12px 18px;
  color: #fff;
  background: var(--orange);
  font-weight: 800;
}
.hero-stack {
  display: grid;
  gap: 14px;
  padding: 14px;
}
.hero-stack a {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 12px;
  align-items: center;
  min-height: 86px;
  padding: 10px;
  border: 1px solid var(--line);
  background: #fff;
}
.hero-stack img { aspect-ratio: 3 / 4; object-fit: cover; }
.metric-row {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  margin: 18px 0;
}
.metric-row a {
  display: grid;
  gap: 2px;
  padding: 13px 14px;
  font-weight: 700;
}
.metric-row span { color: var(--muted); font-size: .9rem; }
.panel, .library-head, .side-panel, .detail-stage { padding: 20px; }
.section-head { margin-bottom: 18px; }
.section-head h1, .section-head h2, .library-head h1 {
  margin: 6px 0 8px;
  font-size: clamp(1.55rem, 2vw, 2.2rem);
}
.section-head.compact h2 { font-size: 1.4rem; }
.poster-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.compact-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card { display: grid; gap: 10px; }
.cover {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 4.15;
  border: 1px solid var(--line);
  background: #dce5ed;
}
.cover img {
  height: 100%;
  object-fit: cover;
  transition: transform 200ms ease;
}
.tag, .score, .hover { position: absolute; z-index: 2; }
.tag, .score {
  top: 10px;
  padding: 5px 8px;
  color: #fff;
}
.tag { left: 10px; background: rgba(31,41,51,.78); }
.score { right: 10px; background: var(--orange); }
.cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 44%, rgba(31,41,51,.78));
}
.hover {
  left: 12px;
  right: 12px;
  bottom: 12px;
  display: grid;
  gap: 2px;
  color: #fff;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 180ms ease, transform 180ms ease;
}
.card:hover .cover img { transform: scale(1.05); }
.card:hover .hover { opacity: 1; transform: translateY(0); }
.copy { display: grid; gap: 4px; }
.copy a { font-weight: 800; }
.copy em { font-style: normal; font-size: .88rem; }
.dual-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 18px;
}
.row-list, .rank-list { display: grid; gap: 10px; }
.row-item, .rank-row {
  display: grid;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
}
.row-item { grid-template-columns: 34px 72px 1fr auto; }
.rank-row { grid-template-columns: 34px 1fr auto; }
.row-item b, .rank-row b, .row-item em, .rank-row em {
  color: var(--orange);
  font-style: normal;
  font-weight: 800;
}
.row-item img { aspect-ratio: 3 / 4; object-fit: cover; }
.row-item span { display: grid; }
.guide-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 18px;
}
.guide-grid article { padding: 20px; }
.library-head { grid-template-columns: .9fr 1.1fr; }
.toolbar, .filter-row, .select-row { display: grid; gap: 12px; }
.filter-row { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.filter {
  min-height: 42px;
  cursor: pointer;
  color: var(--text);
  font-weight: 700;
}
.select-row {
  grid-template-columns: 1fr 1fr auto;
  align-items: end;
}
.select-row label { display: grid; gap: 6px; }
.library-layout {
  grid-template-columns: 250px 1fr;
  margin-top: 18px;
}
.side-panel {
  position: sticky;
  top: 20px;
  align-self: start;
  display: grid;
  gap: 12px;
}
.side-panel a {
  padding: 10px 12px;
  background: #fff;
  font-weight: 700;
}
.library-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.detail-stage { grid-template-columns: 320px 1fr; }
.detail-poster img { aspect-ratio: 3 / 4.15; object-fit: cover; }
.meta-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 20px 0;
}
.meta-grid div {
  padding: 12px;
  border: 1px solid var(--line);
  background: #fff;
}
.meta-grid dt { color: var(--muted); }
.meta-grid dd { margin: 4px 0 0; font-weight: 700; }
.tag-row { display: flex; flex-wrap: wrap; gap: 10px; }
.tag-row a {
  padding: 8px 12px;
  background: var(--cyan-soft);
  font-weight: 700;
}
.episode-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}
.episode-grid button {
  min-height: 46px;
  cursor: pointer;
  color: var(--text);
}
.related-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.footer {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  padding: 26px 0 42px;
  color: var(--panel);
}
.footer strong { display: block; margin-bottom: 8px; }
.footer a { display: block; margin: 6px 0; }
.footer .copy {
  grid-column: 1 / -1;
  padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,.18);
}

@media (max-width: 1180px) {
  .header, .console-hero, .dual-grid, .guide-grid, .library-head, .library-layout, .detail-stage { grid-template-columns: 1fr; }
  .hero-main { grid-template-columns: 1fr 1fr; }
  .poster-grid, .library-grid, .related-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .side-panel { position: static; }
}
@media (max-width: 760px) {
  .header, .shell, .footer { width: min(100vw - 24px, 1400px); }
  .hero-main, .metric-row, .poster-grid, .compact-grid, .guide-grid, .filter-row, .select-row, .meta-grid, .episode-grid, .related-grid, .footer { grid-template-columns: 1fr 1fr; }
  .library-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 520px) {
  .hero-main, .metric-row, .poster-grid, .compact-grid, .guide-grid, .filter-row, .select-row, .meta-grid, .episode-grid, .related-grid, .footer, .library-grid { grid-template-columns: 1fr; }
}


/* stable responsive guards */
html, body { max-width: 100%; overflow-x: hidden; }
*, *::before, *::after { box-sizing: border-box; }
img, video, canvas, svg { max-width: 100%; }
h1, h2, h3, h4, p, a, span, strong, small, b, em, li { min-width: 0; overflow-wrap: anywhere; }
main, header, footer, section, article, aside, nav, div { min-width: 0; }
.poster-grid, .feature-grid, .movie-grid, .library-grid, .library-list, .related-grid, .content-grid { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }