/* ============================================================
   BUCA Manual — documentation layout + article typography
   Loads after buca.css
   ============================================================ */

/* ---------- manual header ---------- */
.doc-head{
  position:sticky;top:0;z-index:50;background:rgba(251,247,240,.86);
  backdrop-filter:saturate(140%) blur(12px);border-bottom:1px solid var(--line);
}
.doc-head .wrap{display:flex;align-items:center;gap:18px;height:66px;}
.doc-head .brand-link img{height:23px;}
.doc-head .sep{width:1px;height:22px;background:var(--line-strong);}
.doc-head .lbl{font-family:var(--serif);font-size:18px;color:var(--ink-soft);font-weight:500;}
.doc-head .back{margin-left:auto;font-weight:600;font-size:14.5px;color:var(--ink-soft);display:inline-flex;align-items:center;gap:7px;}
.doc-head .back:hover{color:var(--brand-deep);}

/* ---------- layout ---------- */
.doc{max-width:1240px;margin:0 auto;padding:0 28px;display:grid;grid-template-columns:248px minmax(0,1fr) 200px;gap:48px;align-items:start;}
.doc-side{position:sticky;top:90px;padding:40px 0;align-self:start;}
.doc-main{padding:48px 0 90px;min-width:0;max-width:760px;}
.doc-toc{position:sticky;top:90px;padding:48px 0;font-size:13.5px;}

/* ---------- side nav ---------- */
.side-group{margin-bottom:26px;}
.side-group .gh{font-size:12px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:11px;padding-left:14px;}
.side-link{display:block;font-size:14.5px;color:var(--ink-soft);padding:7px 14px;border-radius:9px;border-left:2px solid transparent;line-height:1.35;font-weight:500;}
.side-link:hover{background:var(--card-tint);color:var(--ink);}
.side-link.active{color:var(--brand-deep);background:var(--brand-tint);border-left-color:var(--brand);font-weight:600;}
.side-link.soon{color:var(--ink-faint);cursor:default;pointer-events:none;display:flex;align-items:center;justify-content:space-between;}
.side-link.soon::after{content:"Soon";font-size:10px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-faint);background:var(--paper-2);border:1px solid var(--line);border-radius:999px;padding:2px 7px;}

/* ---------- TOC (on this page) ---------- */
.doc-toc .th{font-size:11.5px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:13px;}
.doc-toc a{display:block;color:var(--ink-faint);padding:5px 0 5px 13px;border-left:2px solid var(--line);line-height:1.35;}
.doc-toc a:hover{color:var(--ink);border-left-color:var(--line-strong);}
.doc-toc a.active{color:var(--brand-deep);border-left-color:var(--brand);font-weight:600;}

/* ---------- article ---------- */
.crumb{font-size:13.5px;color:var(--ink-faint);font-weight:600;margin-bottom:16px;display:flex;gap:8px;align-items:center;}
.crumb a{color:var(--ink-faint);}
.crumb a:hover{color:var(--brand-deep);}
.doc-tag{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--clay);margin-bottom:14px;}
.doc-main h1{font-size:clamp(32px,4vw,46px);letter-spacing:-.02em;margin-bottom:18px;line-height:1.05;}
.doc-lead{font-size:20px;color:var(--ink-soft);line-height:1.55;margin-bottom:14px;}
.doc-meta{display:flex;gap:8px;flex-wrap:wrap;margin:24px 0 8px;}
.doc-main h2{font-size:27px;margin:52px 0 14px;scroll-margin-top:90px;padding-top:8px;}
.doc-main h3{font-size:20px;font-weight:600;margin:34px 0 10px;scroll-margin-top:90px;}
.doc-main p{font-size:16.5px;line-height:1.7;color:#403a32;margin:14px 0;}
.doc-main a.inl{color:var(--brand-deep);font-weight:600;border-bottom:1.5px solid #c6dcee;}
.doc-main a.inl:hover{border-color:var(--brand-deep);}
.doc-main strong{font-weight:700;color:var(--ink);}
.doc-main hr{border:none;border-top:1px solid var(--line);margin:46px 0;}

.doc-main ul,.doc-main ol{margin:14px 0;padding-left:4px;color:#403a32;font-size:16.5px;line-height:1.65;}
.doc-main ul li,.doc-main ol li{margin:9px 0;padding-left:8px;}
.doc-main ul{list-style:none;}
.doc-main ul li{position:relative;padding-left:24px;}
.doc-main ul li::before{content:"";position:absolute;left:4px;top:11px;width:6px;height:6px;border-radius:50%;background:var(--clay);}
.doc-main ol{padding-left:22px;}

/* numbered step blocks */
.steps{list-style:none;counter-reset:step;padding:0 !important;margin:24px 0;}
.steps>li{position:relative;padding:0 0 26px 56px !important;margin:0;counter-increment:step;}
.steps>li::before{content:counter(step);position:absolute;left:0;top:-2px;width:34px;height:34px;border-radius:50%;background:var(--brand-deep);color:#fff;font-family:var(--sans);font-weight:700;font-size:15px;display:grid;place-items:center;}
.steps>li::after{content:"";position:absolute;left:16.5px;top:36px;bottom:6px;width:2px;background:var(--line);}
.steps>li:last-child::after{display:none;}
.steps>li .st{font-family:var(--serif);font-size:19px;font-weight:600;color:var(--ink);display:block;margin-bottom:5px;line-height:1.25;}
.steps>li p{margin:6px 0;}

/* callouts */
.callout{border-radius:14px;padding:18px 20px 18px 20px;margin:24px 0;border:1px solid;display:flex;gap:14px;align-items:flex-start;font-size:15.5px;line-height:1.6;}
.callout .ci{flex:none;width:24px;height:24px;margin-top:1px;}
.callout p{margin:0 0 6px;font-size:15.5px;}
.callout p:last-child{margin-bottom:0;}
.callout .ct{font-weight:700;display:block;margin-bottom:4px;font-size:14px;letter-spacing:.02em;}
.callout.tip{background:var(--green-soft);border-color:#bfe0cf;color:#205c42;}
.callout.tip .ci{color:#2e8b63;}
.callout.note{background:var(--brand-tint);border-color:#c6dcee;color:#2a4c69;}
.callout.note .ci{color:var(--brand);}
.callout.warn{background:#FBEEE2;border-color:#eccaa9;color:#8a4d24;}
.callout.warn .ci{color:var(--clay);}

/* tables */
.doc-main table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;border:1px solid var(--line);border-radius:12px;overflow:hidden;}
.doc-main th{background:var(--paper-2);text-align:left;font-weight:700;font-size:13px;letter-spacing:.02em;color:var(--ink-soft);padding:12px 16px;border-bottom:1px solid var(--line);}
.doc-main td{padding:12px 16px;border-bottom:1px solid var(--line);color:#403a32;vertical-align:top;}
.doc-main tr:last-child td{border-bottom:none;}
.doc-main td code,.doc-main p code,.doc-main li code{font-family:'SF Mono',ui-monospace,Menlo,monospace;font-size:13.5px;background:#F1E9DB;border:1px solid var(--line);padding:2px 7px;border-radius:6px;color:#7a4a26;white-space:nowrap;}

/* figure / mock cards inside article */
.fig{margin:26px 0;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--card);box-shadow:var(--sh-sm);}
.fig-cap{font-size:13px;color:var(--ink-faint);text-align:center;margin-top:10px;font-style:italic;}

/* template/file chip */
.dl-row{display:flex;align-items:center;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 16px;margin:22px 0;box-shadow:var(--sh-sm);}
.dl-row .fi{width:42px;height:42px;border-radius:11px;background:var(--green-soft);display:grid;place-items:center;color:#2e8b63;flex:none;}
.dl-row .meta{flex:1;min-width:0;}
.dl-row .meta b{display:block;font-weight:600;font-size:15.5px;}
.dl-row .meta span{font-size:13px;color:var(--ink-faint);}

/* prev / next */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:60px;padding-top:32px;border-top:1px solid var(--line);}
.pager a{display:block;border:1px solid var(--line);border-radius:14px;padding:18px 20px;background:var(--card);transition:transform .18s ease, box-shadow .18s ease;}
.pager a:hover{transform:translateY(-3px);box-shadow:var(--sh-md);}
.pager .pk{font-size:12px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-faint);}
.pager .pt{font-family:var(--serif);font-size:18px;font-weight:600;color:var(--ink);margin-top:5px;}
.pager .nx{text-align:right;}

/* help footer block */
.help{background:var(--paper-2);border:1px solid var(--line);border-radius:18px;padding:26px 28px;margin-top:40px;display:flex;gap:20px;align-items:center;flex-wrap:wrap;}
.help .ht{flex:1;min-width:220px;}
.help h3{font-size:20px;margin-bottom:6px;}
.help p{font-size:15px;color:var(--ink-soft);margin:0;}

@media (max-width:1080px){
  .doc{grid-template-columns:230px minmax(0,1fr);}
  .doc-toc{display:none;}
}
@media (max-width:820px){
  .doc{grid-template-columns:1fr;gap:0;}
  .doc-side{position:static;padding:18px 0 8px;border-bottom:1px solid var(--line);margin-bottom:8px;display:flex;gap:18px;overflow-x:auto;}
  .side-group{margin-bottom:0;flex:none;}
  .side-group .gh{padding-left:0;}
  .doc-main{padding:30px 0 70px;}
  .pager{grid-template-columns:1fr;}
}