:root {
  --bg: #EFE8DA;
  --bg-raised: #E6DDC9;
  --bg-card: #F5F0E4;
  --ink: #241B15;
  --ink-dim: #6B5F4F;
  --ink-faint: #9C8F79;
  --apple: #D0301A;
  --sage: #5B6E3F;
  --amber: #A85A18;
  --danger: #A82A1A;
  --line: #D8CCB2;
  --mono: 'Space Grotesk', system-ui, sans-serif;
  --code: 'JetBrains Mono', monospace;
  --serif: 'Source Serif 4', Georgia, serif;
  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
* { box-sizing: border-box; }
html { scroll-padding-top: env(safe-area-inset-top, 0px); scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 16.5px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
.wrap { max-width: 980px; margin: 0 auto; padding: 0 28px; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--sage); outline-offset: 3px; }

/* ---------- Header ---------- */
header { border-bottom: 1px solid var(--line); padding: 20px 0; position: sticky; top: 0; background: rgba(239,232,218,0.92); backdrop-filter: blur(6px); z-index: 10; }
.headerbar { display: flex; justify-content: space-between; align-items: center; font-family: var(--mono); }
.brand { font-weight: 600; font-size: 15px; display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--ink); }
.brand img { height: 22px; width: auto; display: block; }
nav { display: flex; gap: 22px; font-size: 13px; }
nav a { text-decoration: none; color: var(--ink-dim); border-bottom: 1px solid transparent; padding-bottom: 2px; transition: color .15s, border-color .15s; }
nav a:hover, nav a[aria-current="page"] { color: var(--ink); border-color: var(--ink-dim); }
nav a[aria-current="page"] { color: var(--apple); border-color: var(--apple); }

/* ---------- Hero ---------- */
.hero { padding: 68px 0 56px; border-bottom: 1px solid var(--line); }
.hero-grid { display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: start; }
.hero-mark { padding-top: 6px; }
.hero-mark img { width: 132px; height: 132px; display: block; }
@media (max-width: 760px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-mark { display: none; }
}
.hero-eyebrow { font-family: var(--code); font-size: 12.5px; color: var(--apple); margin-bottom: 18px; letter-spacing: 0.02em; }
h1.title { font-family: var(--mono); font-weight: 700; font-size: clamp(2rem, 4.6vw, 2.9rem); line-height: 1.1; letter-spacing: -0.01em; margin: 0 0 20px; max-width: 18ch; }
.hero-desc { max-width: 62ch; font-size: 18px; color: var(--ink-dim); margin: 0 0 14px; }
.hero-desc strong { color: var(--ink); font-weight: 500; }

/* ---------- Page header (non-home pages) ---------- */
.pagehead { padding: 52px 0 40px; border-bottom: 1px solid var(--line); }
.pagehead .hero-eyebrow { margin-bottom: 14px; }
.pagehead h1.title { font-size: clamp(1.7rem, 3.6vw, 2.3rem); max-width: none; margin-bottom: 14px; }
.pagehead .hero-desc { margin-bottom: 0; }

/* ---------- Section shell ---------- */
section { padding: 56px 0; border-bottom: 1px solid var(--line); }
section:last-of-type { border-bottom: none; }
.sec-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 28px; gap: 16px; flex-wrap: wrap; }
h2.sec-title { font-family: var(--mono); font-weight: 600; font-size: 1.35rem; margin: 0; }
.sec-note { font-family: var(--code); font-size: 12px; color: var(--ink-faint); }
.sec-desc { color: var(--ink-dim); max-width: 68ch; margin: -14px 0 26px; font-size: 15.5px; }

/* ---------- Family roster ---------- */
.families { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.fam { background: var(--bg); padding: 20px 20px 18px; }
.fam-top { display: flex; align-items: center; gap: 9px; margin-bottom: 8px; font-family: var(--mono); }
.fam-sw { width: 9px; height: 9px; border-radius: 50%; flex: none; }
.fam-name { font-weight: 600; font-size: 14.5px; }
.fam-status { margin-left: auto; font-size: 10px; color: var(--ink-faint); border: 1px solid var(--line); padding: 2px 7px; border-radius: 999px; font-family: var(--code); }
.fam-status.live { color: var(--sage); border-color: rgba(91,110,63,0.35); }
.fam-status.exp { color: var(--amber); border-color: rgba(168,90,24,0.35); }
.fam-code { font-family: var(--code); font-size: 11px; color: var(--ink-faint); margin-bottom: 8px; }
.fam-desc { font-size: 14px; color: var(--ink-dim); margin: 0; }

/* ---------- Variant ladder ---------- */
.ladder { border: 1px solid var(--line); background: var(--bg-raised); padding: 4px 0; margin-top: 6px; }
.ladder-row { display: grid; grid-template-columns: 110px 1fr 90px; gap: 14px; padding: 10px 18px; border-top: 1px solid var(--line); font-family: var(--code); font-size: 12px; align-items: center; }
.ladder-row:first-child { border-top: none; }
.ladder-row .lname { color: var(--ink); font-weight: 500; }
.ladder-row .lrange { color: var(--ink-dim); }
.ladder-row .lnote { color: var(--ink-faint); text-align: right; font-size: 10.5px; }

/* ---------- Model roster ---------- */
.roster { display: flex; flex-direction: column; gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 6px; }
.mrow { background: var(--bg); padding: 16px 20px; display: grid; grid-template-columns: 1fr auto auto; gap: 16px; align-items: center; }
.mrow a.mname { font-family: var(--mono); font-weight: 600; font-size: 14.5px; text-decoration: none; color: var(--ink); }
.mrow a.mname:hover { color: var(--apple); }
.mrow .mtags { font-family: var(--code); font-size: 10.5px; color: var(--ink-faint); margin-top: 5px; }
.mrow .mtags span { margin-right: 10px; }
.mparams { font-family: var(--code); font-size: 12.5px; color: var(--ink-dim); white-space: nowrap; text-align: right; }
.mbadge { font-family: var(--code); font-size: 10px; padding: 3px 9px; border-radius: 999px; border: 1px solid var(--line); white-space: nowrap; }
.mbadge.ok { color: var(--sage); border-color: rgba(91,110,63,0.35); }
.mbadge.gated { color: var(--ink-faint); }
.mbadge.broken { color: var(--danger); border-color: rgba(168,42,26,0.35); }
.mbadge.exp { color: var(--amber); border-color: rgba(168,90,24,0.35); }
@media (max-width: 640px) {
  .mrow { grid-template-columns: 1fr; row-gap: 8px; }
  .mparams, .mbadge { justify-self: start; }
}

.group-label { font-family: var(--code); font-size: 11.5px; color: var(--ink-faint); margin: 28px 0 8px; letter-spacing: 0.02em; }
.group-label:first-child { margin-top: 0; }

/* ---------- Partners / siblings ---------- */
.orglist { display: flex; gap: 22px; flex-wrap: wrap; margin-top: 6px; }
.orgitem { display: flex; flex-direction: column; align-items: center; text-decoration: none; width: 90px; }
.orgitem img { width: 60px; height: 60px; border-radius: 50%; object-fit: cover; border: 1px solid var(--line); }
.orgitem span { margin-top: 8px; font-family: var(--code); font-size: 11px; text-align: center; color: var(--ink-dim); }
.orgitem:hover span { color: var(--ink); }

/* ---------- Demo embed ---------- */
.demo-frame-wrap { border: 1px solid var(--line); background: #f7f4ec; overflow: hidden; }
.demo-frame-wrap iframe { width: 100%; border: 0; display: block; height: 1400px; background: #f7f4ec; }
.demo-hint { font-family: var(--code); font-size: 11.5px; color: var(--ink-faint); margin-top: 10px; }

/* ---------- Simple content blocks (about page prose) ---------- */
.prose { max-width: 68ch; color: var(--ink-dim); font-size: 15.5px; }
.prose p { margin: 0 0 16px; }
.prose strong { color: var(--ink); font-weight: 500; }

/* ---------- Card links (index -> subpages) ---------- */
.pagecards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 6px; }
.pagecard { background: var(--bg); padding: 22px 20px; text-decoration: none; color: var(--ink); display: block; transition: background .15s; }
.pagecard:hover { background: var(--bg-raised); }
.pagecard .pc-label { font-family: var(--code); font-size: 11px; color: var(--apple); margin-bottom: 8px; letter-spacing: 0.02em; }
.pagecard h3 { font-family: var(--mono); font-size: 15.5px; margin: 0 0 8px; }
.pagecard p { font-size: 13.5px; color: var(--ink-dim); margin: 0; }
@media (max-width: 720px) { .pagecards { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
footer { padding: 36px 0 56px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; font-family: var(--code); font-size: 12.5px; color: var(--ink-faint); }
.links { display: flex; gap: 18px; }
.links a { text-decoration: none; color: var(--ink-dim); }
.links a:hover { color: var(--apple); }

@media (max-width: 720px) {
  .families { grid-template-columns: 1fr; }
  nav { display: none; }
  h1.title { max-width: none; }
  .ladder-row { grid-template-columns: 90px 1fr; }
  .ladder-row .lnote { display: none; }
  .demo-frame-wrap iframe { height: 1600px; }
}