/* Tokens: --pink and --blue are Bilibili's brand colors, --ink/--muted/--line its text and divider grays. */
:root {
  --bg: #ffffff; --bg2: #f1f2f3; --bg3: #e3e5e7; --ink: #18191c; --muted: #61666d; --faint: #9499a0;
  --line: #e3e5e7; --pink: #fb7299; --pink-text: #d94a78; --blue: #008ac5;
  --chip-on: #18191c; --chip-on-text: #ffffff; --hover: rgba(24, 25, 28, .05);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #17181a; --bg2: #232527; --bg3: #2f3134; --ink: #e7e9eb; --muted: #a2a7ae; --faint: #757a81;
    --line: #2f3134; --pink-text: #fb7299; --blue: #38b6ec;
    --chip-on: #e7e9eb; --chip-on-text: #17181a; --hover: rgba(255, 255, 255, .07);
  }
}
:root[data-theme="dark"] {
  --bg: #17181a; --bg2: #232527; --bg3: #2f3134; --ink: #e7e9eb; --muted: #a2a7ae; --faint: #757a81;
  --line: #2f3134; --pink-text: #fb7299; --blue: #38b6ec;
  --chip-on: #e7e9eb; --chip-on-text: #17181a; --hover: rgba(255, 255, 255, .07);
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); }
body { font: 14px/1.5 -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
svg { width: 22px; height: 22px; fill: currentColor; flex: none; }
h1, h2, h3, h4 { font-weight: 500; }
code, kbd { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }
kbd { padding: 1px 6px; border: 1px solid var(--line); border-radius: 4px; background: var(--bg2); }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }

/* top bar */
.top { position: fixed; inset: 0 0 auto 0; height: 56px; z-index: 10; background: var(--bg);
       display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 0 16px;
       border-bottom: 1px solid var(--line); }
.left { display: flex; align-items: center; gap: 10px; flex: none; }
.right { display: flex; align-items: center; flex: none; }
.icon { width: 38px; height: 38px; border-radius: 8px; display: grid; place-items: center; }
.icon:hover { background: var(--hover); }
.icon.lang { font-size: 13px; font-weight: 600; letter-spacing: .02em; color: var(--muted); }
.brand { font-size: 19px; font-weight: 600; letter-spacing: -.3px; }
.brand b { color: var(--pink-text); font-weight: 600; }
.search { flex: 0 1 560px; min-width: 0; display: flex; background: var(--bg2); border-radius: 8px; }
.search input { flex: 1; min-width: 0; height: 38px; padding: 0 14px; border: 0; outline: 0; background: none;
                color: var(--ink); font: inherit; font-size: 15px; }
.search button { width: 46px; color: var(--muted); display: grid; place-items: center; }
.search:focus-within { box-shadow: inset 0 0 0 1px var(--blue); }

/* sidebar */
.side { position: fixed; top: 56px; bottom: 0; left: 0; width: 200px; padding: 12px 10px; overflow-y: auto;
        background: var(--bg); z-index: 9; }
.side a { display: flex; align-items: center; gap: 16px; height: 40px; padding: 0 12px; border-radius: 8px; color: var(--muted); }
.side a:hover { background: var(--hover); }
.side a.on { background: var(--bg2); color: var(--ink); font-weight: 500; }
.side a.on svg { color: var(--pink-text); }
body.collapsed .side { width: 68px; padding: 8px 4px; }
body.collapsed .side a { flex-direction: column; justify-content: center; gap: 2px; height: 62px; padding: 0; font-size: 11px; }
.scrim { display: none; }
main { margin-left: 200px; padding: 72px 28px 56px; min-height: 100vh; }
body.collapsed main { margin-left: 68px; }

/* video grid */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 30px 18px; padding-top: 12px; }
.vcard { display: block; min-width: 0; }
.thumb { position: relative; aspect-ratio: 16/9; overflow: hidden; border-radius: 6px; background: var(--bg2); }
.thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.dur { position: absolute; right: 6px; bottom: 6px; padding: 0 5px; border-radius: 3px; font-size: 12px; line-height: 18px;
       background: rgba(0, 0, 0, .72); color: #fff; }
.later-btn { position: absolute; top: 6px; right: 6px; width: 28px; height: 28px; border-radius: 4px; display: none;
             place-items: center; background: rgba(0, 0, 0, .72); color: #fff; cursor: pointer; }
.later-btn svg { width: 18px; height: 18px; }
a:hover .later-btn, .later-btn:focus, .later-btn.on { display: grid; }
.vt { margin: 10px 0 4px; font-size: 15px; font-weight: 500; line-height: 22px; display: -webkit-box;
      -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.vcard:hover .vt, .next:hover .vt, .srow:hover .vt { color: var(--pink-text); }
.sub { color: var(--muted); font-size: 13px; }
.recs { color: var(--pink-text); }
.kbd { outline: 2px solid var(--blue); outline-offset: 4px; border-radius: 6px; }

/* lists */
.pagehead { padding: 4px 0 8px; }
.pagehead h2 { margin: 0 0 4px; font-size: 22px; font-weight: 400; }
.crumb { color: var(--muted); font-size: 13px; }
.status { padding: 64px 0; text-align: center; color: var(--muted); }
.note { padding: 10px 0; color: var(--muted); }
.results { max-width: 980px; display: grid; gap: 22px; padding-top: 12px; }
.srow { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 16px; }
.srow .vt { margin-top: 0; }
.snip { margin: 8px 0 4px; color: var(--muted); font-size: 13px; display: -webkit-box; -webkit-line-clamp: 2;
        -webkit-box-orient: vertical; overflow: hidden; }
.via { display: inline-block; padding: 0 6px; border-radius: 3px; background: var(--bg2); color: var(--muted); font-size: 12px; }

/* filters */
.chip, .pill { display: inline-flex; align-items: center; gap: 6px; height: 32px; padding: 0 12px; border-radius: 6px;
               background: var(--bg2); font-size: 13px; white-space: nowrap; }
.chip:hover, .pill:hover { background: var(--bg3); }
.chip.on, .pill.on { background: var(--chip-on); color: var(--chip-on-text); }
.pill svg { width: 18px; height: 18px; }
.filterbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding: 4px 0; }
.grow { flex: 1; }
.filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 16px; padding: 12px 0 16px;
           border-bottom: 1px solid var(--line); }
.filters[hidden] { display: none; }
.filters h4 { margin: 0 0 6px; padding-bottom: 6px; font-size: 13px; border-bottom: 1px solid var(--line); }
.filters a { display: block; padding: 3px 0; color: var(--muted); font-size: 13px; }
.filters a:hover, .filters a.on { color: var(--ink); }
.filters a.on { font-weight: 500; }
.catwrap { display: flex; flex-wrap: wrap; gap: 8px; padding: 8px 0; }

/* watch */
.watch { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 26px; max-width: 1560px; margin: 0 auto; }
.player { position: relative; aspect-ratio: 16/9; overflow: hidden; border-radius: 6px; background: #000; }
.player iframe { width: 100%; height: 100%; border: 0; display: block; }
.poster { position: absolute; inset: 0; width: 100%; height: 100%; }
.poster img { width: 100%; height: 100%; object-fit: cover; display: block; }
.play { position: absolute; left: 50%; top: 50%; width: 64px; height: 64px; margin: -32px 0 0 -32px; border-radius: 50%;
        display: grid; place-items: center; background: rgba(0, 0, 0, .68); color: #fff; }
.play svg { width: 34px; height: 34px; }
.poster:hover .play { background: var(--pink); }
.queue { display: flex; align-items: center; gap: 10px; padding: 10px 0 0; color: var(--muted); font-size: 13px; }
.watch h1 { margin: 14px 0 8px; font-size: 21px; font-weight: 500; line-height: 30px; }
.owner { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; }
.owner b { font-weight: 500; display: block; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; }
.pill.like.on { background: var(--pink); color: #fff; }
.desc { margin-top: 12px; padding: 12px 14px; border-radius: 6px; background: var(--bg2); }
.desc p { margin: 8px 0; }
.desc .top-line { color: var(--muted); font-size: 13px; }
.badges { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.badge { padding: 0 8px; border-radius: 3px; font-size: 12px; line-height: 22px; color: var(--pink-text); background: var(--bg); }
.why { color: var(--muted); }
.tags { display: flex; flex-wrap: wrap; gap: 6px 10px; }
.tag { color: var(--blue); font-size: 13px; }
.comments h2 { margin: 26px 0 6px; font-size: 17px; }
.cmt { padding: 14px 0; border-bottom: 1px solid var(--line); }
.cmt .meta { color: var(--muted); font-size: 13px; }
.cmt .meta b { color: var(--ink); font-weight: 500; margin-right: 8px; }
.cmt p { margin: 6px 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.foot { display: flex; gap: 12px; align-items: center; color: var(--muted); font-size: 12px; }
.stance { padding: 0 6px; border-radius: 3px; background: var(--bg2); }
.stance.strong_rec, .stance.rec { color: var(--pink-text); }
.mk { padding: 0 5px; border-radius: 3px; background: var(--bg2); color: var(--blue); font-size: 12px; }
.next { display: grid; grid-template-columns: 168px minmax(0, 1fr); gap: 10px; margin-bottom: 12px; }
.next .vt { margin: 0 0 2px; font-size: 14px; line-height: 20px; }

/* categories and playlists */
.explore, .about, .settings, .plpage { max-width: 1100px; margin: 0 auto; }
.quick { display: flex; flex-wrap: wrap; gap: 8px; padding: 8px 0 20px; }
.areas { columns: 2 420px; column-gap: 40px; }
.areacard { break-inside: avoid; padding-bottom: 28px; }
.areaname { display: flex; justify-content: space-between; padding-bottom: 8px; font-size: 16px; font-weight: 500;
            border-bottom: 1px solid var(--line); }
.cats a { display: flex; justify-content: space-between; padding: 7px 0; color: var(--muted); }
.cats a:hover, .areaname:hover { color: var(--pink-text); }
.count { color: var(--faint); font-weight: 400; font-variant-numeric: tabular-nums; }
.sechead { margin: 28px 0 2px; font-size: 18px; }
.pgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 26px 18px; padding-top: 14px; }
.plcard .sub { margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.mosaic { position: relative; display: grid; grid-template-columns: 1fr 1fr; aspect-ratio: 16/9; overflow: hidden; border-radius: 6px; background: var(--bg2); }
.mosaic img { width: 100%; height: 100%; object-fit: cover; display: block; min-height: 0; }
.plcount { position: absolute; right: 6px; bottom: 6px; padding: 0 6px; border-radius: 3px; font-size: 12px; background: rgba(0, 0, 0, .72); color: #fff; }
.plhead { display: grid; grid-template-columns: 340px minmax(0, 1fr); gap: 26px; padding-bottom: 24px; }
.plhead h2 { margin: 4px 0; font-size: 24px; font-weight: 400; }
.intro { color: var(--muted); }
.plrows { list-style: none; margin: 0; padding: 0; display: grid; gap: 20px; }
.plrows li { display: grid; grid-template-columns: 26px minmax(0, 1fr); gap: 10px; }
.plrows .num { color: var(--faint); text-align: right; padding-top: 2px; font-variant-numeric: tabular-nums; }
.plrows .srow { grid-template-columns: 220px minmax(0, 1fr); }
.plnote { margin: 8px 0 0; color: var(--muted); font-size: 13px; }

/* about */
.about { max-width: 760px; font-size: 15px; line-height: 1.8; }
.about h1 { margin: 12px 0 0; font-size: 34px; font-weight: 300; }
.about h1 span { color: var(--pink-text); font-weight: 400; }
.about h2 { margin: 34px 0 6px; font-size: 18px; }
.lede { color: var(--muted); font-size: 17px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin: 26px 0; }
.stat b { display: block; font-size: 28px; font-weight: 300; font-variant-numeric: tabular-nums; }
.stat span { color: var(--muted); font-size: 13px; }
.about a { color: var(--blue); }
.about a.pill { color: inherit; }
.about table { width: 100%; border-collapse: collapse; font-size: 14px; }
.about td { padding: 8px 12px 8px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.about td.num { white-space: nowrap; color: var(--muted); }
.fine { color: var(--muted); font-size: 13px; }
pre.prompt { padding: 12px 14px; border-radius: 6px; background: var(--bg2); font: 13px/1.6 ui-monospace, Menlo, monospace; white-space: pre-wrap; }

/* settings */
.setting { display: grid; grid-template-columns: minmax(0, 1fr) 44px; gap: 24px; align-items: center; max-width: 720px;
           padding: 16px 0; border-bottom: 1px solid var(--line); cursor: pointer; }
.setting p { margin: 4px 0 0; color: var(--muted); font-size: 13px; }
.switch { position: relative; width: 44px; height: 24px; }
.switch input { position: absolute; opacity: 0; inset: 0; margin: 0; }
.knob { position: absolute; inset: 0; border-radius: 12px; background: var(--bg3); transition: background .15s; }
.knob::after { content: ""; position: absolute; left: 3px; top: 3px; width: 18px; height: 18px; border-radius: 50%; background: #fff; transition: transform .15s; }
.switch input:checked + .knob { background: var(--pink); }
.switch input:checked + .knob::after { transform: translateX(20px); }
.switch input:focus-visible + .knob { outline: 2px solid var(--blue); outline-offset: 2px; }

/* overlays */
.toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 16px); padding: 8px 14px; border-radius: 6px;
         background: var(--chip-on); color: var(--chip-on-text); opacity: 0; pointer-events: none; transition: .18s; z-index: 30; }
.toast.on { opacity: 1; transform: translate(-50%, 0); }
.help { display: none; position: fixed; inset: 0; z-index: 25; background: rgba(0, 0, 0, .5); place-items: center; padding: 16px; }
.help.on { display: grid; }
.help-card { width: min(440px, 100%); padding: 18px 22px; border-radius: 8px; background: var(--bg); }
.help-card h3 { margin: 0 0 10px; }
.help-card td { padding: 4px 16px 4px 0; }

@media (max-width: 1100px) { .watch { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 800px) {
  .top { gap: 8px; padding: 0 8px; }
  .brand { display: none; }
  .right .icon:first-child { display: none; }
  .side { width: 200px; transform: translateX(-100%); transition: transform .18s; }
  body.drawer .side { transform: none; }
  body.drawer .scrim { display: block; position: fixed; inset: 56px 0 0 0; background: rgba(0, 0, 0, .4); z-index: 8; }
  main, body.collapsed main { margin-left: 0; padding: 68px 16px 40px; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 22px 12px; }
  .srow, .plrows .srow { grid-template-columns: 148px minmax(0, 1fr); gap: 10px; }
  .snip { display: none; }
  .plhead { grid-template-columns: minmax(0, 1fr); }
  .areas { columns: 1; }
}