:root{--bg:#f7f8fa;--ink:#1b2430;--muted:#5c6b7a;--line:#e3e8ef;--brand:#2563eb;--brand2:#1d4ed8;--sidebar:#fff;--code:#0f172a;--max:1180px;--font:"IBM Plex Sans","Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}body{margin:0;font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.75}a{color:var(--brand)}img{max-width:100%;display:block}.container{width:min(100% - 2rem,var(--max));margin-inline:auto}
.skip{position:absolute;left:-999px}.topbar{background:#0f172a;color:#e2e8f0;font-size:.86rem;padding:.45rem 0;font-family:ui-monospace,Consolas,monospace}.topbar .container{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:64px}.brand{display:flex;gap:.7rem;align-items:center;text-decoration:none;color:inherit}.brand img{border-radius:8px}.brand-text{display:flex;flex-direction:column;line-height:1.15}.brand-text b{font-size:1rem}.brand-text span{font-size:.75rem;color:var(--muted);font-family:ui-monospace,Consolas,monospace}
.nav{display:flex;gap:.2rem}.nav a{text-decoration:none;color:var(--ink);padding:.4rem .65rem;border-radius:8px;font-size:.9rem}.nav a.active,.nav a:hover{background:#eff6ff;color:var(--brand2)}
.menu-toggle{display:none;border:1px solid var(--line);background:#fff;width:42px;height:42px;border-radius:8px;flex-direction:column;align-items:center;justify-content:center;gap:5px}.menu-toggle span{width:16px;height:2px;background:var(--ink)}
.docs-wrap{display:grid;grid-template-columns:240px 1fr;gap:1.2rem;padding:1.4rem 0 2rem;align-items:start}
.docs-nav{position:sticky;top:80px;background:var(--sidebar);border:1px solid var(--line);border-radius:12px;padding:1rem;box-shadow:0 8px 20px rgba(15,23,42,.04)}.docs-nav h2{margin:0 0 .7rem;font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:#64748b;font-family:ui-monospace,Consolas,monospace}.docs-nav a{display:block;padding:.4rem .5rem;border-radius:8px;text-decoration:none;color:#334155;font-size:.92rem}.docs-nav a:hover{background:#eff6ff;color:var(--brand)}
.docs-main{background:#fff;border:1px solid var(--line);border-radius:12px;padding:1.3rem 1.4rem;box-shadow:0 8px 20px rgba(15,23,42,.04)}.docs-main h1{margin:0 0 .8rem;font-size:clamp(1.4rem,2.2vw,1.95rem)}.lead{color:var(--muted)}.label{display:inline-block;font-family:ui-monospace,Consolas,monospace;font-size:.75rem;background:#eff6ff;color:var(--brand2);border:1px solid #dbeafe;border-radius:6px;padding:.15rem .45rem;margin-bottom:.8rem}
.ads-wrap{margin:1rem 0}.docs-main h2{margin:1.6rem 0 .6rem;padding-top:.6rem;border-top:1px solid var(--line);font-size:1.15rem}.docs-main h2:first-of-type{border-top:none;padding-top:0}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:10px;margin:1rem 0}table{width:100%;border-collapse:collapse;font-size:.92rem}th,td{padding:.65rem .75rem;border-bottom:1px solid var(--line);text-align:left}th{background:#f8fafc;font-family:ui-monospace,Consolas,monospace;font-size:.8rem}
.grid-shots{display:grid;grid-template-columns:repeat(3,1fr);gap:.7rem}.shot{border:1px solid var(--line);border-radius:10px;overflow:hidden}.shot figcaption{padding:.4rem .6rem;font-size:.82rem;color:var(--muted);background:#f8fafc}
.grid-partners{display:grid;grid-template-columns:repeat(4,1fr);gap:.6rem}.partner{border:1px solid var(--line);border-radius:10px;padding:.4rem;text-align:center;background:#fff}.partner figcaption{font-size:.75rem;color:var(--muted)}
.outlinks a{display:inline-block;margin:.25rem .35rem .25rem 0;padding:.45rem .8rem;border:1px solid #bfdbfe;border-radius:8px;text-decoration:none;background:#eff6ff}
.page-hero{padding:1.3rem 0 .3rem}.simple-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:1.2rem;margin-bottom:2rem}
.site-footer{background:#0f172a;color:#cbd5e1;padding:2rem 0 1rem}.site-footer a{color:#93c5fd}.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:1rem}.footer-grid ul{list-style:none;padding:0;margin:0}.copyright{border-top:1px solid rgba(255,255,255,.1);margin-top:1rem;padding-top:.9rem;font-size:.86rem}
.error-page{min-height:100vh;display:grid;place-items:center}.error-box{background:#fff;border:1px solid var(--line);border-radius:12px;padding:1.3rem;max-width:520px;width:calc(100% - 2rem);text-align:center}.btn-primary{display:inline-flex;background:var(--brand);color:#fff!important;padding:.55rem 1rem;border-radius:8px;text-decoration:none}
@media(max-width:960px){.docs-wrap{grid-template-columns:1fr}.docs-nav{position:relative;top:auto}.grid-shots,.grid-partners,.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.menu-toggle{display:flex}.nav{display:none;position:absolute;left:0;right:0;top:64px;background:#fff;flex-direction:column;padding:1rem;border-bottom:1px solid var(--line)}.nav.open{display:flex}.grid-shots{grid-template-columns:1fr}}

/* official topbar - readable header strip */
.topbar{
  background:linear-gradient(90deg,#0b4ea2,#1260c4);
  color:#eef5ff;
  font-size:.86rem;
  padding:.45rem 0;
  line-height:1.4;
}
.topbar .container{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:.75rem;
  flex-wrap:nowrap;
}
.topbar-brand{font-weight:600;color:#fff;white-space:nowrap}
.topbar-domain{opacity:.92;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media (max-width:760px){
  .topbar{font-size:.8rem;padding:.4rem 0}
  .topbar .container{justify-content:center;gap:.35rem}
  .topbar-domain::before{content:"· ";opacity:.7}
}


/* ads: keep square, avoid oversized icons */
.ads-wrap.ads-header{
  margin:0;
  padding:.5rem .75rem .35rem;
  border:none;
  border-bottom:1px solid rgba(0,0,0,.06);
  border-radius:0;
  background:#fff;
}
.ads-wrap #ads{
  margin:4px 0 !important;
  gap:8px 12px !important;
}
.ads-wrap #ads img,.ads-header #ads img,#ads img{
  width:56px !important;
  height:56px !important;
  max-width:56px !important;
  max-height:56px !important;
  aspect-ratio:1/1 !important;
  object-fit:cover !important;
  object-position:center center;
  display:block;
  border-radius:12px;
}
.ads-wrap #ads figure{margin:0;width:56px}
.ads-wrap #ads > div{width:60px;flex:0 0 60px}
.ads-wrap #ads .caption,.ads-wrap #ads figcaption{
  font-size:11px;
  max-width:60px;
  margin-top:3px;
  color:#666;
}

/* full domain outlink chain */
.outlinks-chain{margin:1.2rem 0 1.6rem}
.outlinks-chain h2,.outlinks-chain h3{margin:0 0 .7rem;font-size:1.15rem}
.outlinks-chain p.note{margin:0 0 .8rem;color:#5b6b7f;font-size:.92rem}
.outlinks{
  display:flex;
  flex-wrap:wrap;
  gap:.55rem .65rem;
  margin:0;
}
.outlinks a{
  display:inline-flex;
  align-items:center;
  background:#fff;
  border:1px solid #c9daf0;
  border-radius:999px;
  padding:.4rem .85rem;
  color:#083a7a;
  text-decoration:none;
  font-weight:600;
  font-size:.88rem;
  line-height:1.3;
}
.outlinks a:hover{background:#eaf2fc;color:#0b4ea2;text-decoration:none}
.outlinks a .dom{
  margin-left:.35rem;
  font-weight:500;
  color:#5b6b7f;
  font-size:.8rem;
}
@media (max-width:760px){
  .outlinks a{font-size:.82rem;padding:.38rem .7rem}
  .outlinks a .dom{display:none}
}