/* Site layout and the pieces the design system did not have yet: play rows, play button, finder, player dialog.
   Every color comes from tokens.css. */

html { background: var(--paper); scroll-padding-top: var(--space-4); }
body.osg-root { min-height: 100vh; }
[hidden] { display: none !important; }

/* language: both languages are in the page; the root lang shows one */
html[lang^="zh"] .l-en,
html[lang="en"] .l-zh { display: none !important; }

.skip {
  position: absolute;
  left: max(16px, env(safe-area-inset-left, 0px));
  top: -60px;
  z-index: 20;
  padding: var(--space-2) var(--space-3);
  background: var(--highlight);
  color: var(--on-highlight);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
}
.skip:focus { top: var(--space-2); }

.page {
  box-sizing: border-box;
  max-width: calc(var(--page-width) + 2 * var(--space-6));
  margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  padding-block: var(--space-4) var(--space-12);
  display: grid;
  gap: var(--space-8);
}
.page > * { min-width: 0; }

/* ---------- top bar ---------- */
.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2) var(--space-4);
}
.topbar-credit {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.4;
  font-weight: 500;
  color: var(--ink-muted);
}
.topbar-credit a { color: var(--play); text-decoration: none; }
.topbar-credit a:hover { text-decoration: underline; text-underline-offset: 3px; }
.topbar-tools { display: flex; gap: var(--space-2); }

.tool {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  min-height: 32px;
  padding: 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
  color: var(--ink);
  background: transparent;
  border: var(--border-hairline) var(--rule-strong);
  border-radius: var(--radius-0);
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}
.tool:hover { background: var(--paper-sunken); }
.tool:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

.noscript {
  margin: 0;
  padding: var(--space-3) var(--space-4);
  background: var(--paper-sunken);
  font-size: 14px;
}

/* header title: Chinese falls back to a CJK face, which has no wide cut */
html[lang^="zh"] .osg-header-title { letter-spacing: 0.02em; }

/* ---------- play button ---------- */
.osg-play {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  min-height: 40px;
  padding: 0 var(--space-4);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1;
  white-space: nowrap;
  color: var(--on-highlight);
  background: var(--highlight);
  border: var(--border-hairline) var(--on-highlight);
  border-radius: var(--radius-0);
  box-shadow: 3px 3px 0 0 var(--shadow-ink);
  text-decoration: none;
  cursor: pointer;
}
.osg-play:hover { transform: translate(1px, 1px); box-shadow: 2px 2px 0 0 var(--shadow-ink); }
.osg-play:active { transform: translate(3px, 3px); box-shadow: none; }
.osg-play:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }
.osg-play--tab {
  color: var(--ink);
  background: var(--paper-raised);
  border-color: var(--ink);
}
.osg-play--sm {
  min-height: 24px;
  padding: 0 var(--space-2);
  font-size: 11px;
  box-shadow: 2px 2px 0 0 var(--shadow-ink);
  transform: translateY(-1px);
}
.osg-play--sm:hover { transform: translate(1px, 0); box-shadow: 1px 1px 0 0 var(--shadow-ink); }

/* ---------- play section ---------- */
.play-list { list-style: none; margin: 0; padding: 0; display: grid; }
.play-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-3) var(--space-6);
  align-items: start;
  padding-block: var(--space-4);
  border-top: var(--border-hairline) var(--rule);
}
.play-row:first-child { border-top: 0; padding-top: 0; }
.play-info { display: grid; gap: 2px; min-width: 0; }
.play-actions { padding-top: 2px; }
.play-note {
  margin: 2px 0 0;
  max-width: var(--measure);
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-muted);
}
.play-controls {
  margin-right: var(--space-2);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink);
}
@media (max-width: 560px) {
  .play-row { grid-template-columns: minmax(0, 1fr); }
  .play-actions { padding-top: 0; }
}

/* ---------- finder ---------- */
.finder { display: grid; gap: var(--space-2); }
.finder-label {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.finder-row { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3) var(--space-6); }
.finder-input {
  flex: 1 1 280px;
  min-width: 0;
  height: 44px;
  padding: 0 var(--space-3);
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--ink);
  background: var(--paper-raised);
  border: var(--border-hairline) var(--rule-strong);
  border-radius: var(--radius-0);
  -webkit-appearance: none;
  appearance: none;
}
.finder-input:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.finder-check {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 14px;
  cursor: pointer;
}
.finder-check input { width: 18px; height: 18px; margin: 0; accent-color: var(--play); }
.finder-count {
  margin: 0;
  min-height: 1.4em;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.4;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  color: var(--ink-muted);
}

/* ---------- catalog ---------- */
.catalog { display: grid; gap: var(--space-12); outline: none; }
.catalog .osg-genre + .osg-genre { margin-top: 0; }
.osg-group { display: grid; gap: var(--space-4); }
.osg-group--family > .osg-family { margin-top: var(--space-4); }
.osg-entry:target { outline: 2px solid var(--focus); outline-offset: var(--space-2); }

/* ---------- footer ---------- */
.foot {
  padding-top: var(--space-4);
  border-top: var(--border-frame) var(--ink);
  display: grid;
  gap: var(--space-2);
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-muted);
}
.foot p { margin: 0; max-width: var(--measure); }
.foot a { color: var(--play); }

/* ---------- player dialog ---------- */
.player {
  box-sizing: border-box;
  width: min(1120px, calc(100vw - 32px));
  height: min(780px, calc(100dvh - 32px));
  max-width: none;
  max-height: none;
  padding: 0;
  color: var(--ink);
  background: var(--paper-raised);
  border: var(--border-frame) var(--ink);
  border-radius: var(--radius-0);
  box-shadow: var(--shadow-dialog);
}
.player[open] { display: flex; flex-direction: column; }
.player::backdrop { background: rgb(5 6 20 / 0.72); }
.player-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-bottom: var(--border-hairline) var(--rule);
}
.player-kicker {
  margin: 0;
  padding: 2px var(--space-2);
  background: var(--highlight);
  color: var(--on-highlight);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.player-title {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  font-family: var(--font-sans);
  font-size: 19px;
  line-height: 1.3;
  font-weight: 800;
  font-stretch: 125%;
}
.player-tools { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.player-stage { flex: 1 1 auto; min-height: 0; background: #000000; }
.player-stage iframe { display: block; width: 100%; height: 100%; border: 0; }
.player-foot {
  margin: 0;
  padding: var(--space-2) var(--space-4);
  border-top: var(--border-hairline) var(--rule);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-muted);
}
.player-controls::before { content: " · "; }
.player-controls:empty::before { content: none; }
@media (max-width: 640px) {
  .player {
    width: 100vw;
    height: 100dvh;
    border: 0;
    box-shadow: none;
    padding-top: env(safe-area-inset-top, 0px);
    padding-bottom: env(safe-area-inset-bottom, 0px);
  }
  .player-title { flex-basis: 100%; order: 3; font-size: 17px; }
  .player-foot { display: none; }
}

/* ---------- footer: free notice and links ---------- */
.foot .foot-free { color: var(--ink); font-weight: 600; }
.foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-4);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
}
.foot-links a { color: var(--play); text-decoration: none; }
.foot-links a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- long-form pages: privacy, terms, credits ---------- */
.osg-header-title--sub { font-size: 44px; }
@media (max-width: 480px) { .osg-header-title--sub { font-size: 34px; } }
.prose { min-width: 0; outline: none; }
.prose > div { display: grid; gap: var(--space-3); }
.prose h2 {
  margin: var(--space-6) 0 0;
  font-family: var(--font-sans);
  font-size: 21px;
  line-height: 1.25;
  font-weight: 800;
  font-stretch: 125%;
  color: var(--ink);
  text-wrap: balance;
}
.prose p, .prose ul { margin: 0; max-width: var(--measure); font-size: 15px; line-height: 1.7; }
.prose ul { padding-left: 1.2em; display: grid; gap: var(--space-1); }
.prose .lead {
  padding: var(--space-3) var(--space-4);
  background: var(--paper-sunken);
  border-left: 0;
  font-weight: 600;
}
.prose a { color: var(--play); text-underline-offset: 3px; }
.prose code { font-family: var(--font-mono); font-size: 13px; }
.table-wrap { overflow-x: auto; max-width: 100%; border: var(--border-hairline) var(--rule); }
.credits { width: 100%; min-width: 760px; border-collapse: collapse; font-size: 13px; line-height: 1.5; }
.credits th, .credits td { padding: var(--space-2) var(--space-3); text-align: left; vertical-align: top; border-bottom: var(--border-hairline) var(--rule); }
.credits thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-muted);
  background: var(--paper-sunken);
}
.credits tbody th { font-weight: 700; white-space: nowrap; }
.credits td a { font-family: var(--font-mono); font-size: 12px; white-space: nowrap; }
.topbar-credit a { color: var(--play); text-decoration: none; }