:root {
  --bg: #ffffff; --bg2: #f2f2f2; --bg3: #e5e5e5; --text: #0f0f0f; --muted: #606060;
  --line: #e5e5e5; --accent: #a8681c; --accent-ink: #ffffff;
  --chip: #f2f2f2; --chip-on: #0f0f0f; --chip-on-text: #ffffff;
  --hover: rgba(0,0,0,.05); --good: #065fd4; --hn: #ff6600;
  --card: #ffffff; --shadow: 0 1px 2px rgba(0,0,0,.06);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f0f0f; --bg2: #272727; --bg3: #3f3f3f; --text: #f1f1f1; --muted: #aaaaaa;
    --line: #303030; --chip: #272727; --chip-on: #f1f1f1; --chip-on-text: #0f0f0f;
    --accent: #e3ab63; --accent-ink: #241505;
    --hover: rgba(255,255,255,.08); --good: #3ea6ff; --card: #0f0f0f;
    --shadow: 0 1px 2px rgba(0,0,0,.4);
  }
}
:root[data-theme="dark"] {
  --bg: #0f0f0f; --bg2: #272727; --bg3: #3f3f3f; --text: #f1f1f1; --muted: #aaaaaa;
  --line: #303030; --chip: #272727; --chip-on: #f1f1f1; --chip-on-text: #0f0f0f;
  --accent: #e3ab63; --accent-ink: #241505;
  --hover: rgba(255,255,255,.08); --good: #3ea6ff; --card: #0f0f0f;
  --shadow: 0 1px 2px rgba(0,0,0,.4);
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
html { -webkit-text-size-adjust: 100%; }
body { overflow-x: hidden; }
body { font: 14px/1.4 Roboto, "PingFang SC", "Microsoft YaHei", "Segoe UI", -apple-system, BlinkMacSystemFont, Arial, sans-serif; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
svg { width: 24px; height: 24px; fill: currentColor; flex: none; }
img { display: block; }
::selection { background: var(--accent); color: var(--accent-ink); }

/* ---------- top bar ---------- */
.top { position: fixed; inset: 0 0 auto 0; height: 56px; z-index: 30; background: var(--bg);
       display: flex; align-items: center; justify-content: space-between; padding: 0 16px; gap: 16px; }
.left { display: flex; align-items: center; gap: 12px; flex: none; }
.icon { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; }
.icon:hover { background: var(--hover); }
.brand { display: flex; align-items: center; font-weight: 700; font-size: 20px; letter-spacing: 0; white-space: nowrap; gap: 8px; }
.brand .mark { width: 26px; height: 26px; flex: none; display: block; }
.brand .word { letter-spacing: .06em; }
.brand .word b { color: var(--accent); font-weight: 700; }
.search { flex: 1 1 auto; min-width: 0; max-width: 560px; display: flex; align-items: center; height: 40px;
          border: 1px solid var(--line); border-radius: 20px; overflow: hidden; background: var(--bg); }
.search:focus-within { border-color: var(--good); }
.search input { flex: 1 1 auto; min-width: 0; width: 0; height: 100%; border: 0; outline: 0; background: transparent; color: var(--text);
                padding: 0 16px; font: inherit; }
.search button { flex: none; width: 60px; height: 100%; display: grid; place-items: center; background: var(--bg2); border-left: 1px solid var(--line); }
.search button:hover { background: var(--bg3); }
.right { display: flex; align-items: center; gap: 4px; flex: none; }

/* ---------- sidebar ---------- */
.side { position: fixed; top: 56px; left: 0; bottom: 0; width: 240px; overflow-y: auto; padding: 8px 12px 24px;
        background: var(--bg); z-index: 20; scrollbar-width: thin; }
.side::-webkit-scrollbar { width: 8px; }
.side::-webkit-scrollbar-thumb { background: var(--bg3); border-radius: 4px; }
.side a, .side-link { display: flex; align-items: center; gap: 16px; width: 100%; height: 40px; padding: 0 12px;
  border-radius: 10px; font-size: 14px; color: var(--text); text-align: left; }
.side a:hover, .side-link:hover { background: var(--hover); }
.side a.active { background: var(--bg2); font-weight: 500; }
.side a.active svg { color: var(--accent); }
.side-link { color: var(--muted); }
.side-sep { height: 1px; background: var(--line); margin: 10px 4px; }
.side-title { font-size: 12px; font-weight: 600; color: var(--muted); padding: 6px 12px; letter-spacing: .2px; }
.area-link { display: flex; align-items: center; justify-content: space-between; gap: 8px; min-height: 36px;
  padding: 6px 12px; border-radius: 10px; font-size: 13px; line-height: 1.3; color: var(--muted); }
.area-link:hover { background: var(--hover); color: var(--text); }
.area-link .n { font-size: 11px; opacity: .7; font-variant-numeric: tabular-nums; }

/* ---------- shell ---------- */
main { margin: 56px 0 0 240px; padding: 0 24px 80px; min-height: calc(100vh - 56px); }
body.narrow main { margin-left: 0; }
body.narrow .side { display: none; }
body.narrow .scrim { display: none; }
.scrim { display: none; }
@media (max-width: 1100px) {
  main { margin-left: 72px; padding: 0 16px 80px; }
  .side { width: 72px; padding: 8px 4px; }
  .side a { flex-direction: column; gap: 4px; height: 64px; font-size: 10px; padding: 8px 0; }
  .side a svg { width: 22px; height: 22px; }
  .side-sep, .side-title, #area-nav, #about-side { display: none; }
  .brand .mark { display: none; }
}
@media (max-width: 720px) {
  main { margin-left: 0; padding: 0 12px 60px; }
  .side { display: none; }
  .brand span.word { display: none; }
  .brand .mark { display: block; }
  .search { max-width: none; }
}

/* ---------- chips / filters ---------- */
.chips { position: sticky; top: 56px; z-index: 12; display: flex; gap: 8px; overflow-x: auto; padding: 12px 0 10px;
  background: linear-gradient(var(--bg) 70%, transparent); scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
.chip { flex: none; height: 32px; padding: 0 12px; border-radius: 8px; background: var(--chip); color: var(--text);
  font-size: 13px; font-weight: 500; display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; border: 1px solid transparent; }
.chip:hover { background: var(--bg3); }
.chip.on { background: var(--chip-on); color: var(--chip-on-text); }
.chip .x { opacity: .6; font-size: 15px; line-height: 1; }
.filterbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; padding: 4px 0 14px; }
.filterbar .lbl { font-size: 12px; color: var(--muted); margin-right: 2px; }
.filterbar .sep { width: 1px; height: 20px; background: var(--line); margin: 0 6px; }
.pill { height: 30px; padding: 0 11px; border-radius: 8px; background: var(--chip); font-size: 12.5px; }
.pill.on { background: var(--chip-on); color: var(--chip-on-text); }
.sortsel { margin-left: auto; background: var(--chip); border-radius: 8px; height: 30px; padding: 0 8px; border: 0; color: var(--text); font: inherit; font-size: 12.5px; }

/* ---------- grid & cards ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 26px 16px; padding-top: 8px; }
.grid.one { grid-template-columns: minmax(0, 1fr); }
.card { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.thumb { position: relative; aspect-ratio: 16 / 9; border-radius: 12px; overflow: hidden; background: var(--bg2); }
.thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s cubic-bezier(.2,.7,.3,1), opacity .2s; }
.card:hover .thumb img { transform: scale(1.04); }
.thumb .badge { position: absolute; right: 6px; bottom: 6px; background: rgba(0,0,0,.82); color: #fff;
  font-size: 12px; font-weight: 600; padding: 1px 5px; border-radius: 5px; font-variant-numeric: tabular-nums; }
.thumb .hnb { position: absolute; left: 6px; top: 6px; background: var(--hn); color: #fff; font-size: 11px;
  font-weight: 700; padding: 2px 6px; border-radius: 5px; letter-spacing: .2px; font-variant-numeric: tabular-nums;
  opacity: .92; }
.thumb .later-btn { position: absolute; right: 6px; top: 6px; width: 30px; height: 30px; border-radius: 8px;
  background: rgba(0,0,0,.72); color: #fff; display: grid; place-items: center; opacity: 0; transition: opacity .15s; }
.thumb .later-btn svg { width: 18px; height: 18px; }
.thumb .later-btn.on { opacity: 1; color: #7ee787; }
.card:hover .later-btn, .thumb .later-btn:focus-visible { opacity: 1; }
.card h3 { margin: 0; font-size: 15px; line-height: 1.35; font-weight: 600; display: -webkit-box;
  -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; letter-spacing: -.1px; }
.card .sub { font-size: 12.5px; color: var(--muted); display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.card .sub .dot::before { content: "·"; margin: 0 2px; }
.card .desc { font-size: 12.5px; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden; }
.tagline { display: flex; gap: 6px; flex-wrap: wrap; }
.tag { font-size: 11px; color: var(--muted); background: var(--chip); border-radius: 5px; padding: 2px 6px; }

/* ---------- page head ---------- */
.pagehead { padding: 20px 0 6px; }
.pagehead h2 { margin: 0 0 4px; font-size: 22px; letter-spacing: -.4px; }
.pagehead .sub { color: var(--muted); font-size: 13px; margin: 0; }
.crumb { font-size: 12px; color: var(--accent); font-weight: 600; display: inline-block; margin-bottom: 6px; }
.status { padding: 48px 0; color: var(--muted); text-align: center; font-size: 14px; }
.status b { color: var(--text); }

/* ---------- watch page ---------- */
.watch { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 24px; padding-top: 20px; align-items: start; }
@media (max-width: 1180px) { .watch { grid-template-columns: minmax(0, 1fr); } }
.player { position: relative; width: 100%; aspect-ratio: 16 / 9; background: #000; border-radius: 14px; overflow: hidden; box-shadow: var(--shadow); }
.player iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.player .fallback { position: absolute; inset: 0; display: grid; place-items: center; color: #ddd; font-size: 13px; gap: 10px; }
.wsub { margin: -2px 0 10px; font-size: 13px; color: var(--muted); line-height: 1.45; }
.wt { margin: 14px 0 6px; font-size: 20px; line-height: 1.35; font-weight: 700; letter-spacing: -.2px; }
.wmeta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; color: var(--muted); font-size: 13px; }
.wmeta .up { color: var(--text); font-weight: 600; }
.actions { display: flex; gap: 8px; margin: 14px 0 18px; flex-wrap: wrap; }
.btn { height: 36px; padding: 0 14px; border-radius: 18px; background: var(--chip); display: inline-flex;
  align-items: center; gap: 8px; font-size: 13px; font-weight: 600; }
.btn:hover { background: var(--bg3); }
.btn svg { width: 20px; height: 20px; }
.btn.on { background: var(--chip-on); color: var(--chip-on-text); }
.btn.primary { background: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.05); }
.panel { background: var(--bg2); border-radius: 12px; padding: 14px 16px; margin-top: 12px; font-size: 13.5px; line-height: 1.65; }
.panel h4 { margin: 0 0 8px; font-size: 12px; text-transform: uppercase; letter-spacing: .6px; color: var(--muted); font-weight: 700; }
.panel p { margin: 0 0 10px; }
.panel p:last-child { margin-bottom: 0; }
.quote { border-left: 3px solid var(--hn); padding: 2px 0 2px 12px; color: var(--text); font-style: italic; }
.quote .src { display: block; font-style: normal; font-size: 12px; color: var(--muted); margin-top: 6px; }
.orig { margin-top: 12px; border-top: 1px dashed var(--line); padding-top: 10px; }
.orig summary { cursor: pointer; font-size: 12.5px; color: var(--muted); list-style: none; display: inline-flex; gap: 6px; align-items: center; }
.orig summary::-webkit-details-marker { display: none; }
.orig summary::before { content: "▸"; font-size: 11px; transition: transform .15s; }
.orig[open] summary::before { transform: rotate(90deg); }
.orig summary:hover { color: var(--text); }
.orig p { margin: 10px 0 0; font-size: 13px; color: var(--muted); line-height: 1.7; }
.orig .quote { color: var(--muted); border-left-color: var(--line); }
.kv { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 12.5px; color: var(--muted); }
.kv b { color: var(--text); font-weight: 600; }
.related h4 { margin: 0 0 12px; font-size: 15px; }
.rel { display: grid; grid-template-columns: 168px 1fr; gap: 10px; padding: 6px; border-radius: 10px; }
.rel:hover { background: var(--hover); }
.rel .thumb { border-radius: 8px; }
.rel h5 { margin: 0 0 4px; font-size: 13px; line-height: 1.35; font-weight: 600; display: -webkit-box;
  -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.rel .sub { font-size: 11.5px; color: var(--muted); }

/* ---------- categories ---------- */
.areas { display: flex; flex-direction: column; gap: 26px; padding-top: 8px; }
.area-block h3 { margin: 0 0 10px; font-size: 17px; display: flex; align-items: baseline; gap: 8px; }
.area-block h3 span { font-size: 12px; color: var(--muted); font-weight: 400; }
.catgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 10px; }
.cat { padding: 12px 14px; background: var(--chip); border-radius: 10px; display: flex; justify-content: space-between;
  align-items: flex-start; gap: 8px; font-size: 13px; line-height: 1.4; }
.cat:hover { background: var(--bg3); }
.cat .n { color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; flex: none; margin-top: 1px; }

/* ---------- help / toast ---------- */
.help { position: fixed; inset: 0; z-index: 50; display: none; background: rgba(0,0,0,.5); backdrop-filter: blur(2px); }
.help.open { display: block; }
.help .sheet { position: absolute; inset: 5vh 50% auto 50%; transform: translateX(-50%); width: min(680px, 92vw);
  max-height: 88vh; overflow-y: auto; background: var(--bg); border-radius: 16px; padding: 24px 26px; box-shadow: 0 20px 60px rgba(0,0,0,.35); }
.help h3 { margin: 0 0 6px; font-size: 20px; }
.help h4 { margin: 20px 0 6px; font-size: 13px; text-transform: uppercase; letter-spacing: .5px; color: var(--muted); }
.help p, .help li { font-size: 13.5px; line-height: 1.7; color: var(--text); }
.help .muted { color: var(--muted); }
.help code { background: var(--chip); padding: 1px 5px; border-radius: 4px; font-size: 12.5px; }
.help .close { position: absolute; right: 14px; top: 12px; }
.toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 20px); background: #222; color: #fff;
  padding: 10px 18px; border-radius: 22px; font-size: 13px; opacity: 0; pointer-events: none; transition: all .2s; z-index: 60; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* skeleton shimmer for slow images */
.thumb.sk { background: linear-gradient(100deg, var(--bg2) 30%, var(--bg3) 50%, var(--bg2) 70%); background-size: 200% 100%;
  animation: sk 1.2s infinite linear; }
@keyframes sk { to { background-position: -200% 0; } }

/* ---------- footer ---------- */
.foot { margin-left: 240px; border-top: 1px solid var(--line); padding: 24px 24px 44px; color: var(--muted); font-size: 12.5px; }
.foot-inner { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; max-width: 1200px; }
.foot-brand { font-weight: 700; letter-spacing: -.3px; color: var(--text); }
.foot-brand::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 2px; background: var(--accent); margin-right: 6px; vertical-align: 1px; }
.foot-note { color: var(--muted); }
.foot-links { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.foot-links a { color: var(--muted); }
.foot-links a:hover { color: var(--accent); text-decoration: underline; }
.foot-links .sep { opacity: .5; }
@media (max-width: 1100px) { .foot { margin-left: 72px; padding: 20px 16px 36px; } }
@media (max-width: 720px) { .foot { margin-left: 0; padding: 18px 12px 32px; } }

/* ---------- legal / doc pages ---------- */
.doc { max-width: 780px; padding: 18px 0 10px; }
.doc .meta { color: var(--muted); font-size: 12.5px; margin: 2px 0 18px; }
.doc h3 { margin: 26px 0 8px; font-size: 15px; letter-spacing: -.1px; }
.doc h3 .n { color: var(--muted); font-weight: 600; margin-right: 6px; }
.doc p, .doc li { font-size: 13.5px; line-height: 1.85; }
.doc p { margin: 8px 0; }
.doc ul, .doc ol { margin: 8px 0; padding-left: 22px; }
.doc li { margin: 4px 0; }
.doc a { color: var(--accent); }
.doc a:hover { text-decoration: underline; }
.doc code { background: var(--chip); padding: 1px 5px; border-radius: 4px; font-size: 12.5px; }
.doc .callout { background: var(--bg2); border-radius: 12px; padding: 14px 16px; margin: 14px 0; font-size: 13px; line-height: 1.8; }
.doc .toc { display: flex; flex-wrap: wrap; gap: 6px 10px; margin: 10px 0 4px; }
.doc .toc a { font-size: 12.5px; background: var(--chip); padding: 5px 10px; border-radius: 8px; color: var(--text); }
.doc .toc a:hover { background: var(--bg3); text-decoration: none; }
.doc .en { color: var(--muted); font-size: 12.5px; line-height: 1.75; }
.doc .contact { font-weight: 600; }
.doc :target { scroll-margin-top: 70px; }

/* ---------- static-site additions (SEO build) ---------- */
.pagehead h1 { margin: 0 0 6px; font-size: 26px; line-height: 1.25; letter-spacing: -.4px; }
.intro { max-width: 860px; font-size: 14px; line-height: 1.85; color: var(--muted); margin: 6px 0 20px; }
.more { display: flex; gap: 10px; flex-wrap: wrap; margin: 28px 0 8px; }
.areah { margin: 0 0 10px; font-size: 17px; font-weight: 700; display: flex; align-items: baseline; gap: 8px; }
.areah a { color: var(--text); }
.areah a:hover { color: var(--accent); }
.areah span { font-size: 12px; color: var(--muted); font-weight: 400; }
.searchbig { display: flex; gap: 10px; max-width: 620px; margin: 8px 0 18px; }
.searchbig input { flex: 1 1 auto; min-width: 0; height: 44px; padding: 0 18px; border: 1px solid var(--line);
  border-radius: 22px; background: var(--bg); color: var(--text); font: inherit; font-size: 14px; outline: 0; }
.searchbig input:focus { border-color: var(--good); }
.searchbig button { flex: none; height: 44px; padding: 0 22px; border-radius: 22px; background: var(--accent);
  color: var(--accent-ink); font-weight: 600; font-size: 14px; }
.reslist, .savedlist { list-style: none; margin: 8px 0; padding: 0; max-width: 860px; }
.reslist li, .savedlist li { padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 14px;
  display: flex; flex-wrap: wrap; gap: 6px 12px; align-items: baseline; }
.reslist li a, .savedlist li a { font-weight: 600; }
.reslist li a:hover, .savedlist li a:hover { color: var(--accent); }
.reslist .m, .savedlist .m { color: var(--muted); font-size: 12.5px; }
.card[hidden] { display: none; }

/* ---------- home page sections ---------- */
.hero { padding: 6px 0 2px; }
.hero h1 { margin: 0 0 10px; font-size: 30px; line-height: 1.25; letter-spacing: -.6px; }
.hero .lede { max-width: 840px; color: var(--muted); font-size: 14px; line-height: 1.85; margin: 0 0 14px; }
.stats { display: flex; flex-wrap: wrap; gap: 8px 18px; color: var(--muted); font-size: 13px; margin: 0 0 16px; }
.stats b { color: var(--text); font-size: 15px; font-variant-numeric: tabular-nums; }
.sec { margin-top: 30px; }
.sec-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px;
  border-top: 1px solid var(--line); padding-top: 16px; margin-bottom: 14px; }
.sec-head h2 { margin: 0; font-size: 18px; letter-spacing: -.2px; }
.sec-head h2 span { font-size: 12.5px; color: var(--muted); font-weight: 400; margin-left: 8px; }
.sec-head a { color: var(--accent); font-size: 13px; white-space: nowrap; }
.chipsrow { display: flex; flex-wrap: wrap; gap: 8px; }
.chipsrow a { display: inline-flex; align-items: center; gap: 7px; background: var(--chip); color: var(--text);
  border-radius: 9px; padding: 8px 12px; font-size: 13px; line-height: 1.2; }
.chipsrow a:hover { background: var(--bg3); }
.chipsrow a .n { color: var(--muted); font-size: 11.5px; font-variant-numeric: tabular-nums; }
.grid.dense { grid-template-columns: repeat(auto-fill, minmax(228px, 1fr)); gap: 22px 14px; }
.grid.dense .card h3 { font-size: 13.5px; }
.grid.dense .card .sub { font-size: 11.5px; }
.endcta { margin-top: 34px; border-top: 1px solid var(--line); padding-top: 20px;
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; }
.endcta h2 { margin: 0; font-size: 18px; }
.endcta p { margin: 0; color: var(--muted); font-size: 13px; }
.brand .word i { font-style: normal; font-size: 12px; letter-spacing: .08em; color: var(--accent);
  margin-left: 3px; vertical-align: 3px; }