/* web.toolforge.ai — Web Module Taxonomy
   Lab chrome: deliberately neutral so each demo can carry its own palette.
   Hairlines, mono metadata, one accent. Nothing here competes with the examples. */

:root{
  --desk:#0B0D10;
  --sheet:#101317;
  --sheet-2:#151920;
  --tx:#F4F3EF;
  --accent:#C8102E;
  --signal:#FFC400;
  --a06:rgba(244,243,239,0.06);
  --a10:rgba(244,243,239,0.10);
  --a14:rgba(244,243,239,0.14);
  --a20:rgba(244,243,239,0.20);
  --a30:rgba(244,243,239,0.30);
  --a45:rgba(244,243,239,0.45);
  --a60:rgba(244,243,239,0.60);
  --a75:rgba(244,243,239,0.75);
  --mast-h:54px;
  --rail-w:274px;
  --ease:cubic-bezier(0.22,0.61,0.36,1);
}
:root[data-theme="light"]{
  --desk:#DEDBD2;
  --sheet:#F7F6F2;
  --sheet-2:#EFEDE6;
  --tx:#14171B;
  --accent:#C8102E;
  --signal:#8A6500;
  --a06:rgba(20,23,27,0.06);
  --a10:rgba(20,23,27,0.11);
  --a14:rgba(20,23,27,0.16);
  --a20:rgba(20,23,27,0.22);
  --a30:rgba(20,23,27,0.34);
  --a45:rgba(20,23,27,0.50);
  --a60:rgba(20,23,27,0.64);
  --a75:rgba(20,23,27,0.78);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--mast-h) + 18px)}
body{
  margin:0;background:var(--desk);color:var(--tx);
  font-family:Geist,system-ui,-apple-system,sans-serif;
  -webkit-font-smoothing:antialiased;
  font-size:15px;line-height:1.55;
}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;color:inherit}
::selection{background:var(--accent);color:#fff}

.mono{font-family:'Geist Mono',ui-monospace,SFMono-Regular,Menlo,monospace}

/* ── masthead ───────────────────────────────────────────────── */
.mast{
  position:sticky;top:0;z-index:60;height:var(--mast-h);
  background:var(--desk);border-bottom:1px solid var(--a20);
  display:grid;grid-template-columns:auto 1fr auto auto;align-items:stretch;
}
.mast a,.mast button{display:flex;align-items:center;padding:0 20px}
.mast .brand{gap:11px;border-right:1px solid var(--a20);font-weight:800;letter-spacing:-0.01em;font-size:16px}
.mast .dot{width:10px;height:10px;background:var(--accent);display:inline-block}
.mast .strap{
  display:flex;align-items:center;padding:0 20px;overflow:hidden;white-space:nowrap;
  font-family:'Geist Mono',monospace;font-size:10px;letter-spacing:0.2em;color:var(--a45);
}
.mast .tgl,.mast .contact{
  border-left:1px solid var(--a20);background:none;border-top:0;border-right:0;border-bottom:0;
  cursor:pointer;font-family:'Geist Mono',monospace;font-size:10.5px;letter-spacing:0.18em;
}
.mast .tgl:hover,.mast .contact:hover{color:var(--signal)}
@media (max-width:900px){.mast .strap{display:none}}
@media (max-width:420px){.mast a,.mast button{padding:0 12px}}

/* ── shell ──────────────────────────────────────────────────── */
.shell{max-width:1680px;margin:0 auto;display:grid;grid-template-columns:var(--rail-w) minmax(0,1fr);gap:0}
@media (max-width:1080px){.shell{grid-template-columns:minmax(0,1fr)}}

/* ── rail ───────────────────────────────────────────────────── */
.rail{border-right:1px solid var(--a14);background:var(--desk)}
.rail-in{position:sticky;top:var(--mast-h);max-height:calc(100vh - var(--mast-h));overflow-y:auto;padding:22px 18px 40px}
.rail-in::-webkit-scrollbar{width:8px}
.rail-in::-webkit-scrollbar-thumb{background:var(--a14)}
@media (max-width:1080px){
  .rail{border-right:0;border-bottom:1px solid var(--a14)}
  .rail-in{position:static;max-height:none;padding:18px 16px 22px}
  .toc{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:0 14px}
}

.eyebrow{font-family:'Geist Mono',monospace;font-size:9.5px;letter-spacing:0.22em;color:var(--a45);text-transform:uppercase;margin:0 0 9px}
.rail .search{
  width:100%;background:var(--sheet);border:1px solid var(--a20);color:var(--tx);
  padding:9px 11px;font-size:13px;border-radius:0;outline:none;
}
.rail .search:focus{border-color:var(--accent)}
.rail .search::placeholder{color:var(--a30)}

.chips{display:flex;flex-wrap:wrap;gap:5px;margin:0 0 4px}
.chip{
  font-family:'Geist Mono',monospace;font-size:10px;letter-spacing:0.09em;
  padding:4px 8px;border:1px solid var(--a20);background:transparent;cursor:pointer;
  color:var(--a60);transition:all 140ms var(--ease);
}
.chip:hover{border-color:var(--a45);color:var(--tx)}
.chip[aria-pressed="true"]{background:var(--tx);color:var(--desk);border-color:var(--tx)}
.rail .grp{margin-bottom:20px}
.rail .reset{
  font-family:'Geist Mono',monospace;font-size:10px;letter-spacing:0.12em;color:var(--a45);
  background:none;border:0;padding:0;cursor:pointer;text-decoration:underline;text-underline-offset:3px;
}
.rail .reset:hover{color:var(--accent)}

.toc{border-top:1px solid var(--a14)}
.toc a{
  display:flex;gap:10px;align-items:baseline;padding:7px 2px;border-bottom:1px solid var(--a06);
  font-size:13px;color:var(--a75);transition:color 140ms var(--ease)
}
.toc a:hover{color:var(--tx)}
.toc a.on{color:var(--accent)}
.toc a .tn{font-family:'Geist Mono',monospace;font-size:10px;color:var(--a30);min-width:18px}
.toc a.on .tn{color:var(--accent)}
.toc a .tc{margin-left:auto;font-family:'Geist Mono',monospace;font-size:9.5px;color:var(--a30)}

/* ── document column ────────────────────────────────────────── */
.doc{min-width:0;padding:0 clamp(14px,2.6vw,44px) 120px}

.lede{padding:clamp(38px,7vw,86px) 0 40px;border-bottom:1px solid var(--a14)}
.lede h1{
  margin:0 0 18px;font-size:clamp(34px,5.6vw,62px);line-height:1.02;
  letter-spacing:-0.03em;font-weight:800;max-width:19ch;
}
.lede .sub{font-size:clamp(16px,1.7vw,20px);line-height:1.5;color:var(--a75);max-width:62ch;margin:0 0 10px}
.lede .purpose{font-size:15px;color:var(--a60);max-width:64ch;margin:0 0 30px}
.statline{display:flex;flex-wrap:wrap;gap:0;border:1px solid var(--a14);background:var(--sheet)}
.statline div{padding:14px 20px;border-right:1px solid var(--a14);flex:1 1 auto;min-width:120px}
.statline div:last-child{border-right:0}
.statline b{display:block;font-size:24px;font-weight:700;letter-spacing:-0.02em;line-height:1.1}
.statline span{font-family:'Geist Mono',monospace;font-size:9.5px;letter-spacing:0.16em;color:var(--a45);text-transform:uppercase}

/* how to read */
.legend{padding:42px 0;border-bottom:1px solid var(--a14)}
.legend h2{font-size:13px;font-family:'Geist Mono',monospace;letter-spacing:0.2em;text-transform:uppercase;color:var(--a45);margin:0 0 20px;font-weight:500}
.legend .lg-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:26px}
.dtable{width:100%;border-collapse:collapse;font-size:13.5px}
.dtable th{
  text-align:left;font-family:'Geist Mono',monospace;font-size:9.5px;letter-spacing:0.16em;
  color:var(--a45);text-transform:uppercase;font-weight:500;padding:0 12px 8px 0;border-bottom:1px solid var(--a14)
}
.dtable td{padding:9px 12px 9px 0;border-bottom:1px solid var(--a06);vertical-align:top;color:var(--a75)}
.dtable td:first-child{width:44px}
.dtable code{font-family:'Geist Mono',monospace;font-size:12px;background:var(--a06);padding:1px 5px}

/* ── section ────────────────────────────────────────────────── */
.sec{padding:64px 0 10px;border-bottom:1px solid var(--a14)}
.sec:last-of-type{border-bottom:0}
.sec-head{display:flex;align-items:flex-start;gap:18px;margin-bottom:14px}
.sec-head .sn{
  font-family:'Geist Mono',monospace;font-size:12px;color:var(--accent);
  letter-spacing:0.08em;padding-top:12px;min-width:34px;
}
.sec-head h2{margin:0;font-size:clamp(26px,3.6vw,40px);line-height:1.06;letter-spacing:-0.025em;font-weight:800}
.sec-intro{color:var(--a60);max-width:72ch;margin:0 0 30px;padding-left:52px;font-size:15px}
@media (max-width:640px){.sec-intro{padding-left:0}}

/* ── entry ──────────────────────────────────────────────────── */
.entry{border:1px solid var(--a14);background:var(--sheet);margin-bottom:20px;scroll-margin-top:calc(var(--mast-h) + 14px)}
.entry.hide{display:none}
.entry-head{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  padding:15px 20px;border-bottom:1px solid var(--a14);background:var(--sheet-2)
}
.entry-head .en{font-family:'Geist Mono',monospace;font-size:11px;color:var(--accent);letter-spacing:0.06em}
.entry-head h3{margin:0;font-size:19px;letter-spacing:-0.015em;font-weight:700;flex:1 1 auto;min-width:0}
.badges{display:flex;gap:6px;flex:none}
.b{font-family:'Geist Mono',monospace;font-size:9.5px;letter-spacing:0.12em;padding:3px 7px;border:1px solid var(--a20);color:var(--a60)}
.b.d1{border-color:rgba(120,180,140,0.42);color:#78B48C}
.b.d2{border-color:rgba(150,190,120,0.42);color:#9ABE78}
.b.d3{border-color:rgba(220,190,110,0.45);color:#DCBE6E}
.b.d4{border-color:rgba(226,150,80,0.48);color:#E29650}
.b.d5{border-color:rgba(200,16,46,0.6);color:#E4566B}
.b.r-rare{border-color:var(--signal);color:var(--signal)}

.entry-meta{display:grid;grid-template-columns:1fr 1fr;gap:0}
@media (max-width:860px){.entry-meta{grid-template-columns:1fr}}
.entry-meta > div{padding:18px 20px}
.entry-meta > div:first-child{border-right:1px solid var(--a14)}
@media (max-width:860px){.entry-meta > div:first-child{border-right:0;border-bottom:1px solid var(--a14)}}
.mlabel{font-family:'Geist Mono',monospace;font-size:9px;letter-spacing:0.2em;color:var(--a45);text-transform:uppercase;margin:0 0 8px}
.entry p.what{margin:0 0 14px;font-size:14.5px;line-height:1.6;color:var(--a75)}
.entry p.build{margin:0 0 14px;font-size:14.5px;line-height:1.6;color:var(--a75)}
.aka{margin:0;font-family:'Geist Mono',monospace;font-size:11px;color:var(--a45);letter-spacing:0.04em}
.aka em{font-style:normal;color:var(--a60)}
.deps{margin:0;font-family:'Geist Mono',monospace;font-size:11px;color:var(--a45);letter-spacing:0.04em}
.warn{
  margin:0 0 14px;font-size:13px;line-height:1.55;color:#E29650;
  border-left:2px solid #E29650;padding-left:11px;background:rgba(226,150,80,0.05)
}

/* demo frame */
.demo{border-top:1px solid var(--a14);background:var(--desk)}
.demo-bar{
  display:flex;align-items:center;gap:12px;padding:8px 14px;border-bottom:1px solid var(--a14);
  font-family:'Geist Mono',monospace;font-size:9.5px;letter-spacing:0.16em;color:var(--a45);text-transform:uppercase
}
.demo-bar .hint{color:var(--signal);letter-spacing:0.1em;text-transform:none;font-size:10px}
.demo-bar .sp{margin-left:auto;display:flex;gap:8px}
.demo-bar button{
  background:none;border:1px solid var(--a20);cursor:pointer;padding:3px 8px;
  font-family:'Geist Mono',monospace;font-size:9.5px;letter-spacing:0.1em;color:var(--a60);
  transition:all 140ms var(--ease)
}
.demo-bar button:hover{border-color:var(--tx);color:var(--tx)}
.stage{position:relative;width:100%;background:var(--sheet-2);overflow:hidden}
.stage iframe{display:block;width:100%;height:100%;border:0;background:transparent}
.stage:fullscreen{height:100vh !important}
.stage:fullscreen iframe{height:100vh}

.runbtn{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  background:
    repeating-linear-gradient(45deg,var(--a06) 0 1px,transparent 1px 9px),var(--sheet-2);
  border:0;cursor:pointer;width:100%;color:var(--a60);
}
.runbtn:hover{color:var(--tx)}
.runbtn .rb{
  border:1px solid var(--a30);padding:11px 22px;font-family:'Geist Mono',monospace;
  font-size:11px;letter-spacing:0.18em;transition:all 160ms var(--ease)
}
.runbtn:hover .rb{border-color:var(--signal);color:var(--signal)}
.runbtn .rn{font-family:'Geist Mono',monospace;font-size:9.5px;letter-spacing:0.14em;color:var(--a30)}

/* prose blocks used by sections 13 / 14 */
.prose{padding-left:52px;max-width:96ch}
@media (max-width:640px){.prose{padding-left:0}}
.prose table{width:100%;border-collapse:collapse;font-size:14px;margin:0 0 26px;border:1px solid var(--a14);background:var(--sheet)}
.prose th{
  text-align:left;font-family:'Geist Mono',monospace;font-size:9.5px;letter-spacing:0.16em;text-transform:uppercase;
  color:var(--a45);font-weight:500;padding:11px 16px;border-bottom:1px solid var(--a14);background:var(--sheet-2)
}
.prose td{padding:12px 16px;border-bottom:1px solid var(--a06);color:var(--a75);vertical-align:top}
.prose tr:last-child td{border-bottom:0}
.prose td strong{color:var(--tx);font-weight:600}
.prose pre{
  background:var(--sheet);border:1px solid var(--a14);padding:18px 20px;overflow-x:auto;
  font-family:'Geist Mono',monospace;font-size:12.5px;line-height:1.75;color:var(--a75);margin:0 0 22px
}
.prose h3{font-size:15px;margin:0 0 12px;letter-spacing:-0.01em}
.prose p{color:var(--a75);max-width:70ch;margin:0 0 18px}
.prose ol{color:var(--a75);max-width:70ch;padding-left:20px}
.prose ol li{margin-bottom:7px}
.prose .note{font-size:13px;color:var(--a45);border-left:2px solid var(--a20);padding-left:12px;max-width:66ch}

.libcard{border:1px solid var(--a14);background:var(--sheet);margin-bottom:26px}
.libcard .lc-h{padding:13px 18px;border-bottom:1px solid var(--a14);background:var(--sheet-2);font-family:'Geist Mono',monospace;font-size:11px;letter-spacing:0.14em}
.libcard dl{margin:0;display:grid;grid-template-columns:220px 1fr}
@media (max-width:700px){.libcard dl{grid-template-columns:1fr}}
.libcard dt{
  padding:12px 18px;border-bottom:1px solid var(--a06);border-right:1px solid var(--a06);
  font-family:'Geist Mono',monospace;font-size:9.5px;letter-spacing:0.14em;text-transform:uppercase;color:var(--a45)
}
.libcard dd{padding:12px 18px;border-bottom:1px solid var(--a06);margin:0;color:var(--a75);font-size:14px}
@media (max-width:700px){.libcard dt{border-right:0;padding-bottom:2px;border-bottom:0}}

/* empty state for filters */
.noresults{padding:60px 0;text-align:center;color:var(--a45);font-family:'Geist Mono',monospace;font-size:12px;letter-spacing:0.14em}

.foot{border-top:1px solid var(--a14);padding:34px clamp(14px,2.6vw,44px);max-width:1680px;margin:0 auto;
  font-family:'Geist Mono',monospace;font-size:10px;letter-spacing:0.14em;color:var(--a30);
  display:flex;gap:20px;flex-wrap:wrap;justify-content:space-between}
.foot a:hover{color:var(--signal)}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition-duration:0.01ms !important}
}