:root {
  --black: #000000;
  --charcoal: #111111;
  --charcoal-soft: #1b1b1b;
  --white: #ffffff;
  --off-white: #f8f6f7;
  --gray-100: #eeeeee;
  --gray-300: #c9c5c7;
  --gray-500: #777277;
  --gray-700: #3b383a;
  --pink-100: #ffe7ee;
  --pink-300: #ffadc4;
  --pink-500: #ff5b8b;
  --pink-600: #e83f73;
  --pink-700: #bd2857;
  --radius-sm: 3px;
  --radius-md: 7px;
  --radius-lg: 12px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --shadow-card: 0 8px 22px rgba(0, 0, 0, .13);
  --container: 1380px;
  --focus: 0 0 0 3px var(--pink-300);
}

* { box-sizing: border-box; }
html { color-scheme: light; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--off-white);
  color: var(--charcoal);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.5;
  overflow-wrap: anywhere;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { cursor: pointer; }
.container { width: min(100% - 24px, var(--container)); margin-inline: auto; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: absolute;
  left: 12px;
  top: -80px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--white);
  color: var(--black);
  border: 2px solid var(--pink-500);
}
.skip-link:focus { top: 10px; }
a:focus-visible, button:focus-visible, input:focus-visible, iframe:focus-visible {
  outline: 2px solid var(--pink-600);
  outline-offset: 2px;
  box-shadow: var(--focus);
}

.site-header { background: var(--black); color: var(--white); border-bottom: 3px solid var(--pink-500); }
.header-primary {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  align-items: center;
  padding-block: 14px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; min-width: 0; width: fit-content; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 38px;
  flex: 0 0 auto;
  background: var(--pink-500);
  color: var(--black);
  font-weight: 900;
  letter-spacing: -.05em;
  border-radius: var(--radius-sm);
}
.brand-copy { display: grid; min-width: 0; }
.brand-copy strong { font-size: 1.18rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand-copy small { color: var(--pink-300); font-size: .62rem; letter-spacing: .15em; }
.header-utility { display: none; gap: 6px; color: var(--gray-300); font-size: .76rem; }
.header-utility span { padding-right: 7px; border-right: 1px solid var(--gray-700); }
.header-utility span:last-child { border: 0; }
.site-search { display: grid; grid-template-columns: minmax(0, 1fr) auto; width: 100%; }
.site-search input {
  min-width: 0;
  height: 42px;
  padding: 0 13px;
  border: 1px solid var(--gray-700);
  border-right: 0;
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  background: var(--white);
  color: var(--black);
}
.site-search button {
  min-width: 72px;
  border: 1px solid var(--pink-500);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--pink-500);
  color: var(--black);
  font-weight: 800;
}
.site-search button:hover { background: var(--pink-300); }
.hot-strip { background: var(--charcoal); border-top: 1px solid var(--gray-700); }
.hot-strip-inner { display: grid; grid-template-columns: auto 1fr; gap: 10px; align-items: start; padding-block: 8px; }
.hot-label { padding: 2px 7px; background: var(--pink-500); color: var(--black); font-size: .72rem; font-weight: 900; }
.hot-links { display: flex; flex-wrap: wrap; gap: 5px 13px; min-width: 0; }
.hot-links a { color: var(--gray-100); font-size: .8rem; }
.hot-links a:hover { color: var(--pink-300); }

.sponsor-banner,
.sponsor-banner.container {
  box-sizing: border-box;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  width: 100% !important;
  max-width: none !important;
  margin: 2px 0 !important;
  padding: 0 !important;
  gap: 2px 6px;
}
.sponsor-banner__item,
.sponsor-banner__item a,
.sponsor-banner__item img {
  width: 100%;
  height: 100%;
}
.sponsor-banner__item a { display: block; }
.sponsor-banner__item img { display: block; object-fit: fill; border-radius: 2px; }

.category-nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 8px;
  margin-bottom: 8px;
  padding: 1px;
  background: var(--gray-300);
  border: 1px solid var(--gray-300);
}
.category-nav a {
  display: grid;
  place-items: center;
  width: 100%;
  min-height: 40px;
  padding: 7px 5px;
  background: var(--white);
  color: var(--charcoal);
  text-align: center;
  font-size: .86rem;
  font-weight: 700;
}
.category-nav a:hover, .category-nav a:focus-visible, .category-nav .category-home { background: var(--black); color: var(--white); }
.category-nav .category-home { box-shadow: inset 0 -3px var(--pink-500); }

.page-main { padding-top: 16px; padding-bottom: 24px; }
.home-intro {
  display: grid;
  gap: 5px;
  padding: 14px 15px;
  margin-bottom: 18px;
  background: var(--white);
  border-left: 5px solid var(--pink-500);
  border-bottom: 1px solid var(--gray-300);
}
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 4px; font-size: clamp(1.35rem, 4.8vw, 2.15rem); line-height: 1.2; }
h2 { margin-bottom: 0; font-size: clamp(1.15rem, 3.8vw, 1.55rem); line-height: 1.25; }
.home-intro p, .section-heading p { margin: 0; color: var(--gray-500); font-size: .86rem; }
.section-kicker { display: block; margin-bottom: 2px; color: var(--pink-700); font-size: .67rem; font-weight: 900; letter-spacing: .14em; }
.content-section { margin-top: 22px; }
.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  padding-bottom: 9px;
  border-bottom: 2px solid var(--black);
}
.split-heading { display: grid; grid-template-columns: auto 1fr; align-items: center; }
.split-heading p { grid-column: 2; }
.heading-index { color: var(--pink-500); font-size: 1.9rem; font-weight: 950; line-height: 1; }
.feature-section { padding: 16px 12px 18px; margin-inline: -12px; background: var(--black); color: var(--white); }
.offset-heading { border-bottom-color: var(--gray-700); }
.offset-heading .section-kicker { color: var(--pink-300); }
.heading-tag { padding: 4px 8px; background: var(--pink-500); color: var(--black); font-size: .7rem; font-weight: 900; }
.latest-heading { border-left: 4px solid var(--pink-500); padding-left: 10px; }

.video-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  align-items: stretch;
  grid-auto-rows: 1fr;
}
.video-card { min-width: 0; height: 100%; background: var(--white); border: 1px solid var(--gray-300); box-shadow: var(--shadow-card); }
.video-card > a { display: flex; flex-direction: column; height: 100%; min-width: 0; }
.video-cover { position: relative; width: 100%; aspect-ratio: 16 / 9; overflow: hidden; background: var(--black); }
.video-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .22s ease, opacity .22s ease; }
.video-card a:hover .video-cover img { transform: scale(1.035); opacity: .88; }
.play-corner {
  position: absolute;
  right: 7px;
  bottom: 7px;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  padding-left: 2px;
  background: var(--pink-500);
  color: var(--black);
  border: 2px solid var(--white);
  border-radius: 50%;
  font-size: .68rem;
  box-shadow: 0 3px 10px var(--black);
}
.cover-label { position: absolute; left: 0; top: 0; padding: 3px 7px; background: var(--pink-500); color: var(--black); font-size: .66rem; font-weight: 900; }
.video-info { display: flex; flex: 1; flex-direction: column; padding: 9px 9px 10px; min-width: 0; }
.video-info h3 {
  display: -webkit-box;
  min-height: 2.8em;
  max-height: 2.8em;
  margin: 3px 0 0;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  font-size: .9rem;
  line-height: 1.4;
  overflow-wrap: anywhere;
}
.catalog-code, .update-line { color: var(--pink-700); font-size: .62rem; font-weight: 900; letter-spacing: .1em; }
.card-popular { border-top: 3px solid var(--black); }
.card-popular .video-info { border-bottom: 3px solid var(--pink-500); }
.card-feature { background: var(--charcoal-soft); border-color: var(--gray-700); color: var(--white); box-shadow: none; }
.card-feature .catalog-code { color: var(--pink-300); }
.card-latest .video-info { display: grid; grid-template-columns: 1fr; }
.card-latest .update-line { margin-top: auto; padding-top: 6px; border-top: 1px solid var(--pink-100); }

.catalog-header {
  display: grid;
  gap: 14px;
  padding: 16px;
  background: var(--black);
  color: var(--white);
  border-bottom: 4px solid var(--pink-500);
}
.catalog-title p, .play-header p, .search-header p { margin: 5px 0 0; color: var(--gray-300); }
.catalog-title .section-kicker, .play-header .section-kicker { color: var(--pink-300); }
.catalog-stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin: 0; }
.catalog-stats div { padding: 10px; background: var(--white); color: var(--black); border-top: 3px solid var(--pink-500); }
.catalog-stats dt { color: var(--gray-500); font-size: .72rem; }
.catalog-stats dd { margin: 1px 0 0; font-size: 1.25rem; font-weight: 900; }
.catalog-panel { margin-top: 16px; }
.catalog-toolbar { display: grid; gap: 10px; margin-bottom: 12px; padding: 12px; background: var(--white); border: 1px solid var(--gray-300); }
.sort-box { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.sort-label { color: var(--gray-500); font-size: .75rem; font-weight: 800; }
.sort-box a { display: inline-flex; padding: 6px 9px; background: var(--off-white); border: 1px solid var(--gray-300); font-size: .78rem; font-weight: 700; }
.sort-box a:hover, .sort-box a.current, .sort-box a.active { background: var(--pink-500); color: var(--black); border-color: var(--pink-500); }
.pagination { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; margin-top: 20px; padding-top: 14px; border-top: 1px solid var(--gray-300); }
.page-link { display: grid; place-items: center; min-width: 38px; min-height: 38px; padding: 6px 10px; background: var(--white); border: 1px solid var(--gray-300); font-weight: 800; }
.page-link:hover, .page-link.current, .page-link.active { background: var(--pink-500); color: var(--black); border-color: var(--black); }

.search-header { position: relative; display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 12px; padding: 16px; background: var(--white); border: 1px solid var(--gray-300); }
.search-query-mark { writing-mode: vertical-rl; padding: 7px 4px; background: var(--pink-500); color: var(--black); font-size: .62rem; font-weight: 900; letter-spacing: .12em; }
.search-header p { color: var(--gray-500); }
.search-header strong { color: var(--pink-700); }
.search-results { margin-top: 20px; }
.empty-guidance { display: flex; flex-wrap: wrap; gap: 5px 10px; margin-top: 14px; padding: 11px 13px; background: var(--pink-100); border-left: 4px solid var(--pink-600); font-size: .82rem; }
.empty-guidance span { color: var(--gray-700); }

.play-page { width: min(100% - 24px, 1180px); }
.play-header { display: grid; gap: 7px; margin-bottom: 12px; padding: 14px; background: var(--black); color: var(--white); border-left: 5px solid var(--pink-500); }
.play-title-row { display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: start; gap: 11px; }
.adult-chip { display: inline-flex; width: fit-content; padding: 5px 7px; background: var(--pink-500); color: var(--black); font-size: .66rem; font-weight: 950; letter-spacing: .06em; }
.player-section { width: 100%; }
.player-frame {
  position: relative;
  width: 100%;
  max-width: 960px;
  max-height: 540px;
  aspect-ratio: 16 / 9;
  margin-inline: auto;
  overflow: hidden;
  background: var(--black);
  border: 1px solid var(--gray-700);
  box-shadow: 0 10px 28px rgba(0, 0, 0, .25);
  overscroll-behavior: auto;
}
.player-frame iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  overflow: hidden;
  overscroll-behavior: auto;
}
.player-frame.is-loading::after { content: "正在连接播放服务…"; position: absolute; left: 12px; bottom: 10px; padding: 4px 7px; background: var(--black); color: var(--pink-300); font-size: .72rem; pointer-events: none; }
.video-actions-wrap { width: 100%; max-width: 960px; margin: 7px auto 0; padding: 9px 10px; background: var(--white); border: 1px solid var(--gray-300); }
.video-actions-wrap button, .video-actions-wrap a { border-color: var(--pink-600); }
.play-info { display: grid; grid-template-columns: auto 1fr; gap: 13px; margin: 14px auto 0; max-width: 960px; padding: 13px; background: var(--white); border-bottom: 3px solid var(--pink-500); }
.play-info-index { padding-right: 10px; border-right: 1px solid var(--gray-300); color: var(--pink-700); font-size: .67rem; font-weight: 900; writing-mode: vertical-rl; }
.play-info p { margin: 4px 0 0; color: var(--gray-700); }
.related-section { max-width: 1120px; margin-inline: auto; }

.site-footer { margin-top: 12px; background: var(--black); color: var(--white); border-top: 4px solid var(--pink-500); }
.footer-grid { display: grid; gap: 20px; padding-block: 22px; }
.site-footer h2 { margin-bottom: 9px; font-size: 1.05rem; }
.footer-brand p { max-width: 650px; margin-bottom: 10px; color: var(--gray-300); font-size: .82rem; }
.footer-badge { display: inline-flex; padding: 4px 8px; border: 1px solid var(--pink-500); color: var(--pink-300); font-size: .68rem; font-weight: 900; }
.friend-links { padding: 13px; background: var(--charcoal); border-left: 3px solid var(--pink-500); }
.friend-list { display: flex; flex-wrap: wrap; gap: 7px 14px; }
.friend-list a { color: var(--gray-100); font-size: .8rem; }
.friend-list a:hover { color: var(--pink-300); text-decoration: underline; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 16px; padding-block: 12px; border-top: 1px solid var(--gray-700); color: var(--gray-300); font-size: .75rem; }
.footer-bottom p { margin: 0; }

.error-body { min-height: 100vh; background: var(--black); color: var(--white); }
.error-page { display: grid; min-height: 100vh; place-items: center; padding: 20px; }
.error-card { width: min(100%, 560px); padding: 28px 20px; text-align: center; background: var(--charcoal); border: 1px solid var(--gray-700); border-bottom: 5px solid var(--pink-500); }
.error-code { color: var(--pink-500); font-size: clamp(4.5rem, 24vw, 8rem); font-weight: 950; line-height: .9; }
.error-card .adult-chip { margin: 18px auto 12px; }
.error-card p { color: var(--gray-300); }
.primary-button { display: inline-flex; margin: 8px 0 18px; padding: 11px 18px; background: var(--pink-500); color: var(--black); font-weight: 900; border: 2px solid var(--pink-500); }
.primary-button:hover { background: var(--white); border-color: var(--white); }
.error-card small { display: block; color: var(--gray-500); }

@media (min-width: 520px) {
  .category-nav { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .video-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
  .split-heading { grid-template-columns: auto 1fr auto; }
  .split-heading p { grid-column: auto; }
}

@media (min-width: 641px) {
  .sponsor-banner,
  .sponsor-banner.container { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .header-primary { grid-template-columns: minmax(220px, .8fr) minmax(280px, 1.2fr); }
  .header-utility { display: flex; grid-column: 1; grid-row: 2; }
  .site-search { grid-column: 2; grid-row: 1 / span 2; }
  .home-intro { grid-template-columns: 1fr auto; align-items: end; }
  .catalog-header { grid-template-columns: 1fr minmax(280px, .6fr); align-items: center; }
  .catalog-toolbar { grid-template-columns: 1fr auto; align-items: end; }
  .footer-grid { grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); }
}

@media (min-width: 820px) {
  .container { width: min(100% - 40px, var(--container)); }
  .page-main { padding-top: 20px; padding-bottom: 30px; }
  .category-nav { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .video-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
  .feature-section { margin-inline: 0; padding: 18px; }
  .content-section { margin-top: 28px; }
  .search-header { padding: 20px; }
}

@media (min-width: 1024px) {
  .header-primary { grid-template-columns: minmax(270px, .85fr) auto minmax(360px, 1.15fr); gap: 22px; }
  .header-utility { grid-column: 2; grid-row: 1; justify-content: center; }
  .site-search { grid-column: 3; grid-row: 1; }
  .category-nav { grid-template-columns: repeat(8, minmax(0, 1fr)); }
  .video-info { padding: 10px 11px 11px; }
  .play-header { grid-template-columns: 1fr auto; align-items: end; }
}

@media (min-width: 1240px) {
  .video-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 15px; }
  .category-nav { grid-template-columns: repeat(10, minmax(0, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}