/* ============================================================
   SKYLINE CHRONICLE · Wiki
   Design system v2 — Apple-flavoured · light / dark
   ============================================================ */

/* ---------- tokens ---------- */
:root{
  --font-sans:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text",
              "Helvetica Neue","PingFang SC","Hiragino Sans GB","Microsoft YaHei",
              system-ui,sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,
              "Liberation Mono",monospace;

  --bg:#ffffff;
  --bg-elev:#ffffff;
  --surface:#f5f5f7;
  --surface-2:#ececf0;
  --surface-3:#e2e2e7;
  --glass:rgba(255,255,255,.72);
  --glass-2:rgba(255,255,255,.88);

  --text:#1d1d1f;
  --text-2:#4b4b50;
  --text-3:#6e6e73;
  --text-4:#86868b;
  --text-faint:#a1a1a6;

  --line:rgba(0,0,0,.10);
  --line-soft:rgba(0,0,0,.055);
  --line-strong:rgba(0,0,0,.18);

  --accent:#0071e3;
  --accent-hover:#0077ed;
  --accent-ink:#0066cc;
  --accent-tint:rgba(0,113,227,.08);
  --accent-glow:rgba(0,113,227,.20);

  /* 无彩色语义槽：只用明度分级，不用色相 */
  --emph-1:var(--text-faint);
  --emph-2:var(--text-3);
  --emph-3:var(--text-2);
  --emph-4:var(--text);

  --r-xs:6px; --r-s:10px; --r:14px; --r-l:20px; --r-xl:28px;
  --w-wide:1220px;
  --w-page:1080px;
  --w-prose:692px;
  --w-toc:208px;
  --gap-toc:56px;
  --nav-h:48px;

  --sh-1:0 1px 3px rgba(0,0,0,.04),0 6px 16px rgba(0,0,0,.045);
  --sh-2:0 2px 10px rgba(0,0,0,.06),0 18px 44px rgba(0,0,0,.10);
  --sh-3:0 6px 18px rgba(0,0,0,.09),0 32px 72px rgba(0,0,0,.15);

  --sky-c:rgba(0,0,0,.11);
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- dark ---------- */
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#000000; --bg-elev:#161617; --surface:#1c1c1e; --surface-2:#2c2c2e; --surface-3:#3a3a3c;
    --glass:rgba(22,22,23,.72); --glass-2:rgba(22,22,23,.88);
    --text:#f5f5f7; --text-2:#c7c7cc; --text-3:#a1a1a6; --text-4:#8e8e93; --text-faint:#6e6e73;
    --line:rgba(255,255,255,.13); --line-soft:rgba(255,255,255,.075); --line-strong:rgba(255,255,255,.26);
    --accent:#0a84ff; --accent-hover:#2f96ff; --accent-ink:#6cb6ff;
    --accent-tint:rgba(10,132,255,.14); --accent-glow:rgba(10,132,255,.30);
    --sh-1:0 1px 3px rgba(0,0,0,.55),0 8px 20px rgba(0,0,0,.45);
    --sh-2:0 2px 10px rgba(0,0,0,.65),0 22px 52px rgba(0,0,0,.55);
    --sh-3:0 6px 20px rgba(0,0,0,.7),0 36px 80px rgba(0,0,0,.6);
    --sky-c:rgba(255,255,255,.13);
  }
}
:root[data-theme="dark"]{
  --bg:#000000; --bg-elev:#161617; --surface:#1c1c1e; --surface-2:#2c2c2e; --surface-3:#3a3a3c;
  --glass:rgba(22,22,23,.72); --glass-2:rgba(22,22,23,.88);
  --text:#f5f5f7; --text-2:#c7c7cc; --text-3:#a1a1a6; --text-4:#8e8e93; --text-faint:#6e6e73;
  --line:rgba(255,255,255,.13); --line-soft:rgba(255,255,255,.075); --line-strong:rgba(255,255,255,.26);
  --accent:#0a84ff; --accent-hover:#2f96ff; --accent-ink:#6cb6ff;
  --accent-tint:rgba(10,132,255,.14); --accent-glow:rgba(10,132,255,.30);
  --sh-1:0 1px 3px rgba(0,0,0,.55),0 8px 20px rgba(0,0,0,.45);
  --sh-2:0 2px 10px rgba(0,0,0,.65),0 22px 52px rgba(0,0,0,.55);
  --sh-3:0 6px 20px rgba(0,0,0,.7),0 36px 80px rgba(0,0,0,.6);
  --sky-c:rgba(255,255,255,.13);
}

/* ---------- reset ---------- */
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 24px)}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font-sans);font-size:17px;line-height:1.56;
  letter-spacing:-.011em;-webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;
}
img,svg{max-width:100%}
a{color:var(--accent-ink);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:2.5px;text-decoration-thickness:1px}
::selection{background:var(--accent-glow)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
hr{border:0;border-top:1px solid var(--line-soft);margin:44px 0}
kbd.kbd{
  font-family:var(--font-sans);font-size:11px;font-weight:500;color:var(--text-4);
  border:1px solid var(--line);border-radius:5px;padding:1px 5px;background:var(--surface);
}

/* ---------- typography ---------- */
h1,h2,h3,h4{text-wrap:balance}
.hero h1,.doc-head h1,.sec-head h2{text-wrap:balance}
p,li,figcaption{text-wrap:pretty}
.stats b,.card-n,.toc a .n,.list-row .cid,.iblk a i{font-variant-numeric:tabular-nums}
.skip{
  position:absolute;left:14px;top:-64px;z-index:300;
  background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--r-s);
  padding:10px 16px;font-size:13px;color:var(--text);
  transition:top .18s var(--ease);
}
.skip:focus{top:62px}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:60;
  background:var(--glass);backdrop-filter:saturate(180%) blur(22px);
  -webkit-backdrop-filter:saturate(180%) blur(22px);
  border-bottom:1px solid var(--line-soft);
}
.nav-in{
  max-width:var(--w-wide);margin:0 auto;height:var(--nav-h);padding:0 24px;
  display:flex;align-items:center;gap:20px;
}
.brand{display:flex;align-items:center;gap:9px;color:var(--text);flex:none}
.brand:hover{text-decoration:none}
.mark{display:flex;align-items:flex-end;gap:2px;height:14px}
.mark i{display:block;width:3.5px;border-radius:1.5px;background:var(--text)}
.mark i:nth-child(1){height:7px}
.mark i:nth-child(2){height:11px}
.mark i:nth-child(3){height:14px}
.brand-t{font-size:12.5px;font-weight:600;letter-spacing:.06em;white-space:nowrap}
.brand-t span{color:var(--text-3);font-weight:500;margin-left:.4em}

.nav-menu{display:flex;align-items:center;gap:2px}
.nav-menu a{
  white-space:nowrap;font-size:13px;color:var(--text-2);padding:6px 11px;border-radius:8px;
  transition:background .18s var(--ease),color .18s var(--ease);
}
.nav-menu a:hover{background:var(--surface-2);color:var(--text);text-decoration:none}
.nav-menu a.on{color:var(--text);font-weight:500;background:var(--surface-2)}
.nav-sep{flex:1}

.searchbar{
  display:flex;align-items:center;gap:8px;height:32px;padding:0 8px 0 10px;
  border:1px solid var(--line);border-radius:9px;background:transparent;
  color:var(--text-4);font-family:inherit;font-size:13px;cursor:pointer;
  transition:border-color .18s,background .18s,color .18s;min-width:186px;
}
.searchbar:hover{border-color:var(--line-strong);color:var(--text-3);background:var(--surface)}
.searchbar svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.8;
  stroke-linecap:round;flex:none}
.searchbar span{flex:1;text-align:left}
.searchbar kbd{margin:0}

.icon-btn{
  width:32px;height:32px;border-radius:9px;border:0;background:transparent;cursor:pointer;
  color:var(--text-2);display:inline-flex;align-items:center;justify-content:center;
  transition:background .18s,color .18s;flex:none;
}
.icon-btn:hover{background:var(--surface-2);color:var(--text)}
.icon-btn svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.7;
  stroke-linecap:round;stroke-linejoin:round}
.sun,.moon{display:none}
:root[data-theme="light"] .sun{display:block}
:root[data-theme="dark"] .moon{display:block}

.progress{
  position:absolute;left:0;bottom:-1px;height:2px;width:0;
  background:var(--accent);
  transition:width .1s linear;border-radius:0 2px 2px 0;
}

/* ---------- layout ---------- */
.page{max-width:var(--w-page);margin:0 auto;padding:0 24px}
.page-wide{max-width:var(--w-wide);margin:0 auto;padding:0 24px}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;isolation:isolate;
  padding:clamp(76px,11vw,124px) 24px 0;text-align:center}
.sky{
  position:relative;z-index:0;
  display:flex;align-items:flex-end;justify-content:center;gap:5px;
  height:134px;width:min(1180px,100%);
  margin:50px auto 0;pointer-events:none;
}
.sky i{display:block;border-radius:3px 3px 0 0;background:var(--sky-c)}
.sky::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:var(--line-soft)}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin:0 0 20px;
  font-size:12.5px;font-weight:600;letter-spacing:.09em;text-transform:uppercase;
  color:var(--text-3);background:var(--surface);
  padding:5px 13px;border-radius:999px;
}
.eyebrow .pulse{width:6px;height:6px;border-radius:50%;background:currentColor;
  animation:pulse 2.4s var(--ease) infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.28}}

.hero h1{
  font-size:clamp(38px,6.4vw,74px);line-height:1.03;letter-spacing:-.035em;
  font-weight:700;margin:0 auto 20px;max-width:15em;color:var(--text);
}
.hero .sub{font-size:clamp(16px,1.9vw,19.5px);color:var(--text-3);max-width:600px;
  margin:0 auto;line-height:1.55}

.hero-actions{display:flex;justify-content:center;align-items:center;gap:12px;
  flex-wrap:wrap;margin-top:34px}
.btn{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 22px;
  border-radius:999px;font-size:14.5px;font-weight:500;cursor:pointer;
  border:1px solid transparent;font-family:inherit;white-space:nowrap;
  transition:transform .2s var(--ease),background .2s,box-shadow .2s,border-color .2s;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:translateY(0) scale(.985)}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 4px 14px var(--accent-glow)}
.btn-primary:hover{background:var(--accent-hover);box-shadow:0 8px 22px var(--accent-glow)}
.btn-ghost{background:var(--bg-elev);color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--line-strong);box-shadow:var(--sh-1)}
.btn svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;
  stroke-linecap:round;stroke-linejoin:round}

.stats{
  display:flex;justify-content:center;align-items:stretch;
  max-width:840px;margin:46px auto 0;
}
.stats div{flex:1;padding:6px 24px;text-align:center;border-left:1px solid var(--line)}
.stats div:first-child{border-left:0}
.stats b{display:block;font-size:34px;font-weight:600;letter-spacing:-.032em;
  line-height:1.05}
.stats span{display:block;margin-top:7px;font-size:11.5px;color:var(--text-4);
  letter-spacing:.08em;text-transform:uppercase}

/* ---------- section head ---------- */
.sec-head{display:flex;align-items:baseline;gap:14px;margin:72px 0 22px}
.sec-head h2{font-size:clamp(24px,3vw,31px);font-weight:600;letter-spacing:-.025em;margin:0}
.sec-head span{font-size:13.5px;color:var(--text-4)}
.sec-head::after{content:"";flex:1;height:1px;background:var(--line-soft);
  transform:translateY(-6px)}

/* ---------- series grid ---------- */
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(252px,1fr))}
.card{
  position:relative;display:flex;flex-direction:column;
  background:var(--bg-elev);border:1px solid var(--line-soft);
  border-radius:var(--r-l);padding:22px 22px 18px;color:inherit;
  overflow:hidden;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s;
}
.card:hover{
  text-decoration:none;transform:translateY(-3px);
  box-shadow:var(--sh-2);border-color:var(--line);
}
.card-top{display:flex;align-items:center;gap:8px;margin-bottom:12px}
.card-dot{width:7px;height:7px;border-radius:2px;background:var(--text-faint);flex:none}
.card-code{font-size:11px;font-weight:600;letter-spacing:.12em;color:var(--text-4)}
.card-n{margin-left:auto;font-size:11.5px;color:var(--text-4);
  font-variant-numeric:tabular-nums}
.card h3{font-size:19px;font-weight:600;margin:0 0 8px;letter-spacing:-.018em}
.card p{font-size:13.5px;color:var(--text-3);margin:0;line-height:1.55;flex:1}
.card-foot{margin-top:16px;padding-top:12px;border-top:1px solid var(--line-soft);
  display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.card-foot em{font-style:normal;font-family:var(--font-mono);font-size:10.5px;
  color:var(--text-4);background:var(--surface);border-radius:5px;padding:2px 6px;
  letter-spacing:-.01em}
.card-arrow{position:absolute;right:20px;bottom:18px;color:var(--text-faint);
  opacity:0;transform:translateX(-4px);
  transition:opacity .28s var(--ease),transform .28s var(--ease)}
.card:hover .card-arrow{opacity:1;transform:translateX(0)}
.card-arrow svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2;
  stroke-linecap:round;stroke-linejoin:round}

.nav-switch svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.roadmap-card .card-dot{background:var(--accent)}
.roadmap-toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:34px 0 16px;padding-bottom:14px;border-bottom:1px solid var(--line-soft);color:var(--text-3);font-size:13px}
.roadmap-list{display:flex;flex-direction:column;gap:10px}
.roadmap-row{border:1px solid var(--line-soft);border-radius:var(--r-m);background:var(--bg-elev);overflow:hidden;transition:background .2s,border-color .2s,box-shadow .2s}
.roadmap-row:hover{border-color:var(--line);box-shadow:var(--sh-1)}
.roadmap-row.is-complete{background:#e8f7ed;border-color:#74b989}.roadmap-row.is-complete .roadmap-row-title,.roadmap-row.is-complete .roadmap-row-state{color:#17643c}
.notice{margin:24px 0;padding:16px 20px;border-left:3px solid var(--accent);border-radius:8px;background:var(--surface-2);color:var(--text-2);font-size:13px;line-height:1.8}.notice b{color:var(--text)}
.roadmap-row-main{width:100%;display:grid;grid-template-columns:48px minmax(0,1fr) auto 18px;align-items:center;gap:14px;padding:18px 20px;background:transparent;color:inherit;border:0;text-align:left;cursor:pointer;font:inherit}
.roadmap-row-index{font-family:var(--font-mono);font-size:11px;color:var(--text-4);align-self:start;padding-top:3px}.roadmap-row-title{display:block;font-size:16px;font-weight:600;color:var(--text);line-height:1.35}.roadmap-row-summary{display:block;margin-top:5px;color:var(--text-3);font-size:13px;line-height:1.5;overflow-wrap:anywhere}.roadmap-row-state{font-size:11px;color:var(--text-4);white-space:nowrap;font-variant-numeric:tabular-nums}.roadmap-row-arrow{color:var(--text-faint);font-size:20px;line-height:1}
.roadmap-empty{padding:42px 20px;border:1px dashed var(--line);border-radius:var(--r-m);text-align:center;color:var(--text-3);font-size:13px}
.roadmap-modal{position:fixed;z-index:30;inset:0;display:flex;align-items:center;justify-content:center;padding:24px;background:rgba(0,0,0,.58)}.roadmap-modal[hidden]{display:none}.roadmap-modal-panel{width:min(620px,100%);max-height:min(760px,calc(100vh - 48px));overflow:auto;padding:24px;border:1px solid var(--line);border-radius:var(--r-l);background:var(--bg-elev);box-shadow:var(--sh-2)}.roadmap-modal-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}.roadmap-modal-head h2{margin:0;font-size:20px;font-weight:600}.roadmap-field{display:block;margin-top:14px}.roadmap-field span,.roadmap-task-head span{display:block;margin-bottom:7px;color:var(--text-3);font-size:12px;font-weight:600}.roadmap-field input,.roadmap-field textarea,.roadmap-task-input{width:100%;box-sizing:border-box;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--text);font:inherit;font-size:13px;padding:10px 11px;outline:0}.roadmap-field textarea{resize:vertical;min-height:72px;line-height:1.5}.roadmap-field input:focus,.roadmap-field textarea:focus,.roadmap-task-input:focus{border-color:var(--accent)}
.roadmap-task-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:22px}.roadmap-task-editor{display:flex;flex-direction:column;gap:8px}.roadmap-task-line{display:grid;grid-template-columns:20px minmax(0,1fr) 30px;align-items:center;gap:8px}.roadmap-task-check{width:16px;height:16px;accent-color:var(--accent)}.roadmap-task-remove{width:30px;height:30px;padding:0;border:0;border-radius:7px;background:transparent;color:var(--text-4);font-size:18px;cursor:pointer}.roadmap-task-remove:hover{background:var(--surface);color:var(--text)}
.roadmap-modal-actions{display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:8px;margin-top:24px}.btn-small{height:32px;padding:0 12px;font-size:12px}.implemented-page{min-height:calc(100vh - 72px)}
@media(prefers-color-scheme:dark){.roadmap-row.is-complete{background:#143425;border-color:#348456}.roadmap-row.is-complete .roadmap-row-title,.roadmap-row.is-complete .roadmap-row-state{color:#9ee0b4}}:root[data-theme="dark"] .roadmap-row.is-complete{background:#143425;border-color:#348456}:root[data-theme="dark"] .roadmap-row.is-complete .roadmap-row-title,:root[data-theme="dark"] .roadmap-row.is-complete .roadmap-row-state{color:#9ee0b4}
@media(max-width:560px){.roadmap-toolbar{align-items:flex-start;flex-direction:column}.roadmap-row-main{grid-template-columns:34px minmax(0,1fr) 18px;gap:10px;padding:15px}.roadmap-row-state{grid-column:2;grid-row:2}.roadmap-row-arrow{grid-column:3;grid-row:1 / span 2}.roadmap-modal-panel{padding:18px}.roadmap-modal-actions{grid-template-columns:1fr 1fr}.roadmap-modal-actions span{display:none}.roadmap-modal-actions #roadmapDelete{grid-column:1 / span 2}.roadmap-modal-actions #roadmapCancel{grid-column:1}.roadmap-modal-actions button[type="submit"]{grid-column:2}}

/* ---------- reading path band ---------- */
.path{display:grid;gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);
  border-radius:var(--r-l);overflow:hidden;grid-template-columns:repeat(3,1fr)}
.path a{background:var(--bg-elev);padding:22px 24px;color:inherit;display:block;
  transition:background .2s var(--ease)}
.path a:hover{background:var(--surface);text-decoration:none}
.path b{display:block;font-family:var(--font-mono);font-size:11px;color:var(--accent-ink);
  letter-spacing:.06em;margin-bottom:9px}
.path strong{display:block;font-size:16px;font-weight:600;letter-spacing:-.015em;
  margin-bottom:5px}
.path i{font-style:normal;font-size:13px;color:var(--text-3);line-height:1.5}

/* ---------- breadcrumb ---------- */
.crumb{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--text-4);
  margin-bottom:22px;flex-wrap:wrap}
.crumb a{color:var(--text-4)}
.crumb a:hover{color:var(--accent-ink)}
.crumb .sl{color:var(--text-faint);opacity:.6}

/* ---------- doc ---------- */
.doc-wrap{padding:40px 0 100px}
.doc-body{max-width:calc(var(--w-prose) + var(--gap-toc) + var(--w-toc));margin:0 auto}

.doc-head{margin-bottom:38px}
.doc-code{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);
  font-size:11.5px;font-weight:600;letter-spacing:.08em;color:var(--accent-ink);
  background:var(--accent-tint);padding:4px 10px;border-radius:var(--r-xs);
  margin-bottom:16px}
.doc-head h1{font-size:clamp(30px,4.2vw,44px);line-height:1.1;letter-spacing:-.032em;
  font-weight:700;margin:0 0 14px}
.doc-head .lead{font-size:19px;color:var(--text-3);margin:0;line-height:1.55;
  max-width:640px}

.chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:24px}
.chip{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--text-2);
  background:var(--surface);border-radius:999px;padding:5px 13px;white-space:nowrap}
.chip b{color:var(--text-4);font-weight:500;font-size:11.5px;letter-spacing:.02em}
.chip.accent{background:var(--accent-tint);color:var(--accent-ink)}
.chip.accent b{color:var(--accent-ink);opacity:.7}

.meta{display:grid;gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);
  border-radius:var(--r);overflow:hidden;margin:24px 0 0;
  grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.meta div{background:var(--bg-elev);padding:14px 18px;font-size:13.5px;color:var(--text-2);
  line-height:1.55}
.meta b{display:block;font-size:10.5px;letter-spacing:.1em;color:var(--text-4);
  text-transform:uppercase;margin-bottom:5px;font-weight:600}

/* ---------- toc (in flow) ---------- */
.toc{position:relative;margin:32px 0 0;padding:22px 26px;background:var(--surface);
  border-radius:var(--r-l);border:1px solid var(--line-soft)}
.toc p{margin:0 0 14px;font-size:10.5px;letter-spacing:.13em;color:var(--text-4);
  font-weight:600;text-transform:uppercase}
.toc ol{list-style:none;margin:0;padding:0;columns:2;column-gap:40px}
.toc li{margin:0;break-inside:avoid}
.toc a{font-size:13.5px;color:var(--text-2);display:block;line-height:1.5;
  padding:4px 0;border-radius:4px;transition:color .16s}
.toc a:hover{color:var(--accent-ink);text-decoration:none}
.toc a.l2{padding-left:16px;font-size:12.5px;color:var(--text-4)}
.toc a.l2::before{content:"·";margin-right:8px;opacity:.6}
.toc a .n{font-family:var(--font-mono);font-size:11px;color:var(--text-faint);
  margin-right:9px;font-variant-numeric:tabular-nums}

/* ---------- doc grid ---------- */
.docgrid{display:grid;grid-template-columns:minmax(0,1fr) var(--w-toc);
  gap:var(--gap-toc);align-items:start;margin-top:56px}

/* ---------- sticky page toc ---------- */
.pagetoc{position:sticky;top:calc(var(--nav-h) + 28px);font-size:12.5px}
.pagetoc h6{margin:0 0 12px;font-size:10.5px;letter-spacing:.13em;color:var(--text-4);
  font-weight:600;text-transform:uppercase}
.pagetoc ul{list-style:none;margin:0;padding:0;border-left:1px solid var(--line-soft)}
.pagetoc a{display:block;padding:5px 0 5px 15px;margin-left:-1.5px;
  border-left:2px solid transparent;color:var(--text-4);line-height:1.45;
  transition:color .16s,border-color .16s}
.pagetoc a:hover{color:var(--text-2);text-decoration:none}
.pagetoc a.on{color:var(--accent-ink);border-left-color:var(--accent);font-weight:500}
.pagetoc a.l3{padding-left:27px;font-size:12px}

/* ---------- prose ---------- */
.article{max-width:var(--w-prose)}
.article .version-card{
  margin:28px 0;padding:24px 28px;background:var(--surface-1);
  border:1px solid var(--line);border-radius:10px;
}
.article .version-card h2:first-child{
  display:block;margin:0 0 18px;padding:0;border:0;
  font-size:21px;line-height:1.4;scroll-margin-top:calc(var(--nav-h) + 20px);
}
.article .version-card > :last-child{margin-bottom:0}
.article h2{
  font-size:clamp(23px,2.6vw,27px);font-weight:600;letter-spacing:-.025em;
  margin:66px 0 16px;padding-top:26px;border-top:1px solid var(--line-soft);
  line-height:1.25;scroll-margin-top:calc(var(--nav-h) + 20px);
}
.article h2:first-child{margin-top:0;padding-top:0;border-top:0}
.article h3{font-size:20px;font-weight:600;letter-spacing:-.02em;margin:40px 0 12px;
  line-height:1.3;scroll-margin-top:calc(var(--nav-h) + 20px)}
.article h4{font-size:16.5px;font-weight:600;margin:28px 0 8px;letter-spacing:-.012em}
.article h5{font-size:14.5px;font-weight:600;margin:24px 0 8px;color:var(--text-3)}
.article p{margin:15px 0}
.article > p:first-of-type{font-size:18px}
.article ul,.article ol{margin:15px 0;padding-left:22px}
.article li{margin:6px 0;padding-left:2px}
.article li::marker{color:var(--text-faint)}
.article strong,.article b{font-weight:600;color:var(--text)}
.article em{font-style:italic}
/* 正文里的交叉引用走正文色 + 下划线，强调色只留给导航 */
.article a{
  color:inherit;text-decoration:underline;
  text-decoration-color:var(--line-strong);text-decoration-thickness:1px;
  text-underline-offset:2.5px;transition:color .16s,text-decoration-color .16s;
}
.article a:hover{color:var(--accent-ink);text-decoration-color:currentColor}
.article code{
  font-family:var(--font-mono);font-size:.84em;background:var(--surface);
  padding:2.5px 6px;border-radius:var(--r-xs);letter-spacing:0;
  border:1px solid var(--line-soft);color:var(--text-2);word-break:break-word;
}
.article pre{
  background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--r);
  padding:18px 20px;overflow-x:auto;margin:22px 0;
}
.article pre code{background:none;border:0;padding:0;font-size:12.5px;
  line-height:1.8;white-space:pre;color:var(--text-2)}

/* ---------- tables ---------- */
.table-wrap{
  border:1px solid var(--line-soft);border-radius:var(--r);overflow:auto;
  margin:26px 0;background:var(--bg-elev);-webkit-overflow-scrolling:touch;
}
.article table,.doc-body table{border-collapse:separate;border-spacing:0;width:100%;
  font-size:14px;line-height:1.6}
.article th,.doc-body th{
  position:sticky;top:0;z-index:1;background:var(--surface);
  font-size:10.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--text-4);
  font-weight:600;padding:11px 16px;text-align:left;
  border-bottom:1px solid var(--line);white-space:nowrap;
}
.article td,.doc-body td{
  border:0;border-bottom:1px solid var(--line-soft);padding:13px 16px;
  text-align:left;vertical-align:top;color:var(--text-2);
}
.article td:first-child,.doc-body td:first-child{color:var(--text)}
.article tr:last-child td,.doc-body tr:last-child td{border-bottom:0}
.article tbody tr,.doc-body tbody tr{transition:background .14s}
.article tbody tr:hover,.doc-body tbody tr:hover{background:var(--surface)}
.article td.opt{color:var(--text-4);white-space:nowrap}
.article td .callout{margin:0}

/* ---------- callout ---------- */
.callout{
  position:relative;background:var(--surface);border:1px solid var(--line-soft);
  border-radius:var(--r);padding:17px 20px 17px 23px;margin:24px 0;
  font-size:15px;color:var(--text-2);overflow:hidden;
}
.callout::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  border-radius:0 3px 3px 0;background:var(--emph-2)}
.callout > b:first-child,.callout > strong:first-child,.callout .bt{
  display:block;color:var(--text);font-weight:600;margin-bottom:9px;font-size:15.5px;
  letter-spacing:-.012em}
/* 语义差异只走明度，不用色相 */
.callout.ok::before{background:var(--emph-1)}
.callout.warn::before{background:var(--emph-3)}
.callout.bad::before{background:var(--emph-4)}
.callout.warn,.callout.bad{background:var(--surface-2)}
.callout p:first-child{margin-top:0}
.callout p:last-child{margin-bottom:0}
.callout ul,.callout ol{margin:9px 0}
.callout code{background:var(--bg-elev)}

/* ---------- prev / next ---------- */
.pn{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:72px;
  padding-top:34px;border-top:1px solid var(--line-soft)}
.pn a{
  display:flex;flex-direction:column;gap:5px;padding:18px 20px;
  border:1px solid var(--line-soft);border-radius:var(--r);color:inherit;
  background:var(--bg-elev);transition:transform .24s var(--ease),box-shadow .24s,border-color .24s;
}
.pn a:hover{text-decoration:none;transform:translateY(-2px);box-shadow:var(--sh-1);
  border-color:var(--line)}
.pn .lbl{font-size:11px;letter-spacing:.08em;color:var(--text-4);font-weight:600;
  display:flex;align-items:center;gap:6px}
.pn .ttl{font-size:15px;font-weight:500;letter-spacing:-.012em}
.pn .nx{align-items:flex-end;text-align:right}
.pn svg{width:12px;height:12px;fill:none;stroke:currentColor;stroke-width:2.2;
  stroke-linecap:round;stroke-linejoin:round}
.pn .ph{visibility:hidden}

/* ---------- list rows (series page) ---------- */
.list{display:grid;gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);
  border-radius:var(--r-l);overflow:hidden;margin-top:36px}
.list-row{display:flex;align-items:center;gap:16px;padding:16px 22px;
  background:var(--bg-elev);color:inherit;transition:background .18s var(--ease)}
.list-row:hover{background:var(--surface);text-decoration:none}
.list-row .cid{font-family:var(--font-mono);font-size:11.5px;font-weight:600;
  color:var(--accent-ink);min-width:70px;letter-spacing:.02em;flex:none}
.list-row .nm{font-size:15.5px;font-weight:500;flex:1;letter-spacing:-.012em}
.list-row .ds{font-size:12.5px;color:var(--text-4);flex:none}
.list-row .go{color:var(--text-faint);opacity:0;transform:translateX(-4px);
  transition:opacity .2s,transform .2s;flex:none}
.list-row:hover .go{opacity:1;transform:translateX(0)}
.list-row .go svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:2.2;
  stroke-linecap:round;stroke-linejoin:round}

/* ---------- 数据库 ---------- */
.doc-body.narrow{max-width:var(--w-prose)}

.db-list{margin-top:34px}
.dbrow{
  display:block;padding:14px 22px;background:var(--bg-elev);color:inherit;
  transition:background .18s var(--ease);
}
.dbrow:hover{background:var(--surface);text-decoration:none}
.dbrow .nm{font-size:15.5px;font-weight:500;letter-spacing:-.012em}

.dblink{
  display:flex;align-items:center;gap:16px;padding:19px 22px;
  border:1px solid var(--line);border-radius:var(--r);background:var(--bg-elev);
  color:inherit;transition:border-color .2s,box-shadow .22s,transform .24s var(--ease);
}
.dblink:hover{border-color:var(--line-strong);box-shadow:var(--sh-1);
  transform:translateY(-2px);text-decoration:none}
.dblink .ic{width:34px;height:34px;border-radius:10px;background:var(--surface);
  display:flex;align-items:center;justify-content:center;flex:none;color:var(--text-2)}
.dblink .ic svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.7;
  stroke-linecap:round;stroke-linejoin:round}
.dblink .tx{flex:1;min-width:0}
.dblink .tt{display:block;font-size:15.5px;font-weight:600;letter-spacing:-.012em}
.dblink .sb{display:block;font-size:12.5px;color:var(--text-4);margin-top:3px}
.dblink .tag{margin-left:auto;flex:none;font-size:11px;color:var(--text-4);
  border:1px dashed var(--line-strong);border-radius:999px;padding:3px 11px;white-space:nowrap}

.dbsec{margin-top:52px}
.dbsec > h5{margin:0 0 16px;font-size:11px;letter-spacing:.11em;text-transform:uppercase;
  color:var(--text-4);font-weight:600}
.dbbuild{
  padding:18px 20px;border:1px solid var(--line-soft);border-radius:var(--r);
  background:var(--bg-elev);font-size:14.5px;color:var(--text-2);line-height:1.8;
}
.dbmore{margin:14px 0 0;font-size:12.5px;color:var(--text-4)}
.doc-body td.opt{color:var(--text-4);white-space:nowrap}

/* ---------- 宽屏模式（html[data-wide="1"]） ---------- */
/* 令牌整体放宽：主容器、导航/页脚、正文、右侧目录一起走 */
:root[data-wide="1"]{
  --w-wide:1640px;
  --w-page:1460px;
  --w-prose:968px;
  --w-toc:236px;
  --gap-toc:64px;
}
:root[data-wide="1"] .stats{max-width:1060px}
:root[data-wide="1"] .hero .sub{max-width:720px}
:root[data-wide="1"] .doc-head .lead{max-width:820px}
.icon-btn[aria-pressed="true"]{background:var(--surface);color:var(--text)}

/* ---------- search palette ---------- */
.overlay{
  position:fixed;inset:0;z-index:200;display:none;padding:12vh 20px 20px;
  justify-content:center;align-items:flex-start;
  background:rgba(0,0,0,.28);backdrop-filter:blur(10px) saturate(140%);
  -webkit-backdrop-filter:blur(10px) saturate(140%);
  animation:fade .18s var(--ease);
}
:root[data-theme="dark"] .overlay{background:rgba(0,0,0,.55)}
.overlay.on{display:flex}
@keyframes fade{from{opacity:0}to{opacity:1}}
@keyframes rise{from{opacity:0;transform:translateY(-10px) scale(.985)}
                to{opacity:1;transform:none}}
.panel{
  width:min(640px,100%);max-height:68vh;display:flex;flex-direction:column;
  background:var(--glass-2);backdrop-filter:blur(30px) saturate(180%);
  -webkit-backdrop-filter:blur(30px) saturate(180%);
  border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:var(--sh-3);overflow:hidden;animation:rise .24s var(--ease);
}
.panel-top{display:flex;align-items:center;gap:12px;padding:0 20px;
  border-bottom:1px solid var(--line-soft)}
.panel-top svg{width:17px;height:17px;fill:none;stroke:var(--text-4);stroke-width:1.9;
  stroke-linecap:round;flex:none}
.panel input{
  flex:1;border:0;background:transparent;color:var(--text);outline:none;
  font-family:var(--font-sans);font-size:18px;letter-spacing:-.015em;padding:19px 0;
}
.panel input::placeholder{color:var(--text-faint)}
.results{overflow-y:auto;padding:8px;overscroll-behavior:contain}
.res{display:block;padding:11px 14px;border-radius:var(--r-s);color:inherit}
.res:hover,.res.sel{background:var(--surface-2);text-decoration:none}
.res .t{font-size:14.5px;font-weight:600;letter-spacing:-.012em}
.res .t mark{background:none;color:var(--accent-ink);font-weight:600}
.res .m{font-size:12.5px;color:var(--text-3);margin-top:3px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.res .s{font-family:var(--font-mono);font-size:10.5px;color:var(--text-faint);
  margin-top:6px;letter-spacing:.03em}
.panel-foot{display:flex;align-items:center;gap:16px;padding:10px 18px;
  border-top:1px solid var(--line-soft);font-size:11.5px;color:var(--text-4);
  background:var(--surface)}
.panel-foot span{display:flex;align-items:center;gap:5px}
.empty{padding:40px 20px;text-align:center;color:var(--text-3);font-size:14px}

/* ---------- footer ---------- */
.foot{border-top:1px solid var(--line-soft);margin-top:96px;padding:52px 0 44px;
  background:var(--surface)}
.foot-cols{display:grid;gap:36px;grid-template-columns:1.6fr 1fr 1fr}
.foot-brand{font-size:13px;font-weight:600;letter-spacing:.05em;margin-bottom:10px}
.foot-note{font-size:12.5px;color:var(--text-4);line-height:1.75;max-width:34em}
.foot h4{font-size:11px;letter-spacing:.11em;text-transform:uppercase;
  color:var(--text-4);font-weight:600;margin:0 0 14px}
.foot ul{list-style:none;margin:0;padding:0}
.foot li{margin:8px 0}
.foot a{font-size:13px;color:var(--text-2)}
.foot a:hover{color:var(--accent-ink)}
.foot-bar{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  font-size:12px;color:var(--text-faint)}

/* ---------- back to top ---------- */
.totop{
  position:fixed;right:26px;bottom:26px;z-index:70;width:40px;height:40px;
  border-radius:50%;border:1px solid var(--line);background:var(--glass-2);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  color:var(--text-2);cursor:pointer;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-1);opacity:0;pointer-events:none;
  transition:opacity .26s var(--ease),transform .26s var(--ease);
}
.totop.on{opacity:1;pointer-events:auto}
.totop:hover{transform:translateY(-2px);color:var(--text)}
.totop svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2.2;
  stroke-linecap:round;stroke-linejoin:round}

/* ---------- misc ---------- */
.pill{display:inline-block;font-size:11.5px;padding:3px 10px;border-radius:999px;
  background:var(--surface);color:var(--text-3)}
.pill.p0{color:var(--text);font-weight:600}
.pill.p1{color:var(--text-2)}
.pill.p2{color:var(--text-3)}
.pill.p3{color:var(--text-faint)}
.divider{height:1px;background:var(--line-soft);margin:64px 0}

/* ---------- 标题锚点 ---------- */
.article h2,.article h3,.article h4{position:relative}
.article a.anchor{
  display:inline-block;margin-left:.44em;font-weight:400;font-size:.7em;
  vertical-align:.08em;color:var(--text-faint);
  text-decoration:none;text-decoration-color:transparent;
  opacity:0;transition:opacity .16s var(--ease),color .16s;
}
.article h2:hover a.anchor,.article h3:hover a.anchor,.article h4:hover a.anchor,
.article a.anchor:focus-visible{opacity:1}
.article a.anchor:hover{color:var(--accent-ink);text-decoration:none}

/* ---------- 全库速查（首页索引） ---------- */
.index{columns:3;column-gap:46px;margin-top:8px}
.iblk{break-inside:avoid;margin:0 0 30px}
.iblk h4{
  display:flex;align-items:baseline;gap:10px;margin:0 0 9px;
  font-size:11px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--text-4);font-weight:600;
}
.iblk h4 em{font-style:normal;font-family:var(--font-mono);font-size:10px;
  letter-spacing:.03em;color:var(--text-faint);margin-left:auto;
  text-transform:none;letter-spacing:.04em}
.iblk ul{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.iblk li{border-bottom:1px solid var(--line-soft)}
.iblk a{
  display:flex;align-items:baseline;gap:10px;padding:6px 2px;
  font-size:13.5px;color:var(--text-2);
  transition:color .14s var(--ease),padding-left .14s var(--ease);
}
.iblk a:hover{color:var(--text);text-decoration:none;padding-left:7px}
.iblk a i{font-style:normal;font-family:var(--font-mono);font-size:10.5px;
  color:var(--text-faint);flex:none;width:56px}

/* ---------- responsive ---------- */
/* 宽屏用右侧粘性目录，窄屏回落到册内目录 */
@media (min-width:1121px){
  .toc-inflow{display:none}
}
@media (max-width:1120px){
  .docgrid{grid-template-columns:minmax(0,1fr);gap:0}
  .pagetoc{display:none}
  .doc-body{max-width:var(--w-prose)}
}
@media (max-width:900px){
  .foot-cols{grid-template-columns:1fr 1fr}
  .path{grid-template-columns:1fr}
  .index{columns:2}
}
@media (max-width:560px){
  /* 窄屏：长 chip（如「本册变更」）允许折行，避免撑破视口 */
  .chip{white-space:normal;overflow-wrap:anywhere;max-width:100%}
}
@media (max-width:560px){
  /* 窄屏：长 chip（如「本册变更」）允许折行，避免撑破视口 */
  .chip{white-space:normal;overflow-wrap:anywhere;max-width:100%}
}
@media (max-width:980px){
  /* 中窄屏：搜索框收成图标，为导航菜单腾空间（菜单不折行，否则会撑破视口） */
  .searchbar{min-width:0;padding:0 9px}
  .searchbar span,.searchbar kbd{display:none}
}
@media (max-width:760px){
  body{font-size:16px}
  .nav-in{padding:0 16px;gap:10px}
  .nav-menu{display:none}
  .searchbar{min-width:0;padding:0 9px}
  .searchbar span{display:none}
  .searchbar kbd{display:none}
  .page,.page-wide{padding:0 18px}
  .hero{padding:56px 18px 0}
  .sky{height:96px;margin-top:36px}
  .stats{display:grid;grid-template-columns:1fr 1fr;row-gap:22px}
  .stats div{border-left:1px solid var(--line)}
  .stats div:nth-child(odd){border-left:0}
  .stats b{font-size:27px}
  .index{columns:1}
  .toc ol{columns:1}
  .toc{padding:18px 20px}
  .article{max-width:none}
  .pn{grid-template-columns:1fr}
  .foot-cols{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr}
  .list-row{gap:10px;padding:14px 16px}
  .list-row .ds{display:none}
  .dbrow{padding:13px 16px}
  .dblink{flex-wrap:wrap;padding:17px 18px}
  .dblink .tag{margin-left:0;order:3}
  .totop{right:16px;bottom:16px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;
    scroll-behavior:auto !important}
}
@media print{
  .nav,.toc,.overlay,.foot,.totop,.pagetoc,.pn{display:none !important}
  .page,.page-wide{max-width:none;padding:0}
  .doc-body,.article{max-width:none}
  .docgrid{grid-template-columns:1fr}
  body{font-size:11.5pt;background:#fff;color:#000}
  .article h2{page-break-after:avoid}
  .table-wrap{border-color:#ccc}
}

/* 表格筛选（v3.9）：类型列的下拉 + 行数计数 */
th .tf{
  font-family:var(--font-sans);font-size:12px;font-weight:500;
  letter-spacing:0;text-transform:none;color:var(--text);
  background:var(--bg-elev);border:1px solid var(--line);
  border-radius:7px;padding:3px 6px;margin-left:8px;
  cursor:pointer;line-height:1.3;vertical-align:middle;
  transition:border-color .18s,background .18s;
}
th .tf:hover{border-color:var(--line-strong)}
th .tf:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.tcount{margin:10px 2px 0;font-size:12.5px;color:var(--text-4);
  letter-spacing:0;text-transform:none;font-weight:400}
.tcount b{color:var(--text-2);font-weight:500}
tbody tr[hidden]{display:none}

/* 功能种类列（v3.9）第二枚筛选下拉，复用 th .tf 样式 */
th .tf + .tf{margin-left:6px}

/* 资料片分块目录：资料片入口只展示可独立排期的制作单元 */
.dlc-landing .doc-head{max-width:920px}
.dlc-note{margin:30px 0 42px;padding:20px 22px;border-radius:14px;background:var(--surface);color:var(--text-2);font-size:14px}
.dlc-note b{color:var(--text);font-weight:600}
.dlc-groups{display:grid;gap:48px}
.dlc-group{scroll-margin-top:88px}
.dlc-group-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line-soft)}
.dlc-group-head h2{margin:0;font-size:24px;line-height:1.35;letter-spacing:-.018em}
.dlc-group-head p{margin:5px 0 0;color:var(--text-3);font-size:13px}
.dlc-group-count{color:var(--text-4);font-size:12px;white-space:nowrap}
.dlc-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.dlc-card{position:relative;display:flex;flex-direction:column;min-height:178px;padding:20px 20px 17px;border:1px solid var(--line-soft);border-radius:14px;background:var(--surface);color:var(--text);transition:transform .18s var(--ease),background .18s,box-shadow .18s,border-color .18s}
.dlc-card:hover{background:var(--surface-2);border-color:var(--line);box-shadow:var(--sh-1);transform:translateY(-2px);text-decoration:none}
.dlc-card-top{display:flex;align-items:center;gap:8px;color:var(--text-3);font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase}
.dlc-card-dot{width:7px;height:7px;border-radius:2px;background:var(--text-4);flex:none}
.dlc-card-code{font-family:var(--font-mono);color:var(--text-3)}
.dlc-card-tag{margin-left:auto;color:var(--text-4);font-size:11px;font-weight:500;letter-spacing:0;text-transform:none}
.dlc-card h3{margin:16px 0 8px;font-size:18px;line-height:1.35;letter-spacing:-.012em;font-weight:600}
.dlc-card p{margin:0;color:var(--text-3);font-size:13px;line-height:1.7}
.dlc-card-foot{display:flex;align-items:center;gap:6px;margin-top:auto;padding-top:17px;border-top:1px solid var(--line-soft);color:var(--text-4);font-size:11px}
.dlc-card-foot span{padding:2px 7px;border-radius:5px;background:var(--surface-2)}
.dlc-card-arrow{position:absolute;right:17px;bottom:16px;color:var(--text-4);opacity:0;transition:opacity .18s,transform .18s}
.dlc-card-arrow svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.dlc-card:hover .dlc-card-arrow{opacity:1;transform:translateX(2px)}
.branch-back{display:inline-flex;align-items:center;gap:7px;margin:0 0 28px;color:var(--text-3);font-size:13px}
.branch-back svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.branch-hero{padding:22px 24px;border-radius:14px;background:var(--surface);margin:28px 0 36px}
.branch-hero p{margin:0;color:var(--text-2);font-size:14px}
.branch-meta{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;margin:22px 0 0;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.branch-meta div{padding:11px 14px;background:var(--bg-elev);font-size:12px;color:var(--text-2)}
.branch-meta b{display:block;margin-bottom:3px;color:var(--text-4);font-size:10px;letter-spacing:.08em}
@media(max-width:900px){.dlc-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.dlc-card-grid{grid-template-columns:1fr}.dlc-group-head{align-items:flex-start;flex-direction:column;gap:4px}.branch-meta{grid-template-columns:1fr}}

/* 资料片详情页：逐项功能与验收状态 */
.dlc-feature-summary{margin:-5px 0 16px;color:var(--text-3);font-size:13px}
.dlc-feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.dlc-feature-card{min-width:0;min-height:104px;padding:14px 16px;border:1px solid var(--line);border-radius:8px;background:var(--surface);overflow-wrap:anywhere}
.dlc-feature-card strong{display:block;margin-top:12px;color:var(--text);font-size:15px;font-weight:600;line-height:1.45}
.dlc-feature-state{display:inline-block;color:var(--text-3);font-size:11px;font-weight:600;line-height:1.3}
.dlc-feature-card.is-doing{background:#fff7e8;border-color:#e6c57c}
.dlc-feature-card.is-doing .dlc-feature-state{color:#805700}
.dlc-feature-card.is-done{background:#e8f7ed;border-color:#74b989}
.dlc-feature-card.is-done .dlc-feature-state,.dlc-feature-card.is-done strong{color:#17643c}
.dlc-feature-evidence{margin:9px 0 0!important;font-size:11px!important;line-height:1.5!important;color:inherit!important}
.card.is-done,.dlc-card.is-done{background:#e8f7ed;border-color:#74b989}
.card.is-done h3,.dlc-card.is-done h3{color:#17643c}
.card.is-done .card-dot,.dlc-card.is-done .dlc-card-dot{background:#2a9857}
@media(prefers-color-scheme:dark){
  :root:not([data-theme="light"]) .dlc-feature-card.is-doing{background:#302617;border-color:#775d31}
  :root:not([data-theme="light"]) .dlc-feature-card.is-doing .dlc-feature-state{color:#f0c57c}
  :root:not([data-theme="light"]) .dlc-feature-card.is-done{background:#143425;border-color:#348456}
  :root:not([data-theme="light"]) .dlc-feature-card.is-done .dlc-feature-state,
  :root:not([data-theme="light"]) .dlc-feature-card.is-done strong{color:#9ee0b4}
  :root:not([data-theme="light"]) .card.is-done,
  :root:not([data-theme="light"]) .dlc-card.is-done{background:#143425;border-color:#348456}
  :root:not([data-theme="light"]) .card.is-done h3,
  :root:not([data-theme="light"]) .dlc-card.is-done h3{color:#9ee0b4}
}
:root[data-theme="dark"] .dlc-feature-card.is-doing{background:#302617;border-color:#775d31}
:root[data-theme="dark"] .dlc-feature-card.is-doing .dlc-feature-state{color:#f0c57c}
:root[data-theme="dark"] .dlc-feature-card.is-done{background:#143425;border-color:#348456}
:root[data-theme="dark"] .dlc-feature-card.is-done .dlc-feature-state,
:root[data-theme="dark"] .dlc-feature-card.is-done strong{color:#9ee0b4}
:root[data-theme="dark"] .card.is-done,:root[data-theme="dark"] .dlc-card.is-done{background:#143425;border-color:#348456}
:root[data-theme="dark"] .card.is-done h3,:root[data-theme="dark"] .dlc-card.is-done h3{color:#9ee0b4}
@media(max-width:560px){.dlc-feature-grid{grid-template-columns:1fr}}