:root {
  --paper: #fcfcfc; --panel: #f5f7fb; --line: #e2e7f0;
  --ink: #10131c; --ink-dim: #4b5670;
  --blue: #006bbb; --blue-deep: #085a8c; --cyan: #0a8fa8; --magenta: #b30f79; --violet: #5c1a5e;
  --ok: #1a7f37; --warn: #9a6700;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0a0e16; --panel: #121826; --line: #263049;
    --ink: #fcfcfc; --ink-dim: #93a4c3;
    --blue: #1e8ce0; --blue-deep: #0db3d9; --cyan: #13f2f2; --magenta: #ea3ba8; --violet: #b04ab3;
    --ok: #3fb950; --warn: #d29922;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 16px; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--paper); color: var(--ink);
  font-family: ui-sans-serif, -apple-system, "Segoe UI", Roboto, sans-serif; line-height: 1.6;
}
.doc { max-width: 860px; margin: 0 auto; padding: 0 20px 80px; }
.mono { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; }
a { color: var(--blue); }

/* masthead */
.mast { padding: 48px 0 28px; border-bottom: 2px solid var(--blue); margin-bottom: 28px; }
.eyebrow { font-family: ui-monospace, monospace; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--cyan); margin: 0 0 14px; }
h1 { font-size: clamp(28px, 6vw, 40px); font-weight: 800; letter-spacing: -0.01em; margin: 0 0 8px; text-wrap: balance; }
.subtitle { font-size: 16px; color: var(--blue); font-weight: 700; margin: 0 0 6px; }
.version { font-size: 13.5px; color: var(--ink-dim); margin: 0 0 10px; }
.tagline { font-size: 12.5px; color: var(--ink-dim); font-family: ui-monospace, monospace; margin: 0; }

/* toc */
.toc { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px 20px; margin-bottom: 8px; }
.toc p { margin: 0 0 8px; font-family: ui-monospace, monospace; font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--magenta); }
.toc ol { margin: 0; padding: 0; list-style: none; columns: 2 260px; column-gap: 28px; }
.toc li { break-inside: avoid; padding: 3px 0; font-size: 14.5px; }
.toc li span { font-family: ui-monospace, monospace; font-size: 12px; color: var(--ink-dim); display: inline-block; width: 30px; }
.toc a { text-decoration: none; }
.toc a:hover { text-decoration: underline; }

/* sections */
section { padding: 36px 0; border-bottom: 1px solid var(--line); }
section:last-of-type { border-bottom: none; }
.kicker { font-family: ui-monospace, monospace; font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--magenta); margin: 0 0 4px; }
h2 { font-size: 26px; font-weight: 800; letter-spacing: -0.01em; margin: 0 0 16px; text-wrap: balance; }
h3 { font-size: 18px; font-weight: 700; margin: 28px 0 10px; color: var(--blue-deep); }
h4 { font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-dim); margin: 20px 0 8px; }
p { margin: 0 0 14px; font-size: 15.5px; }
p.lede { font-style: italic; color: var(--ink-dim); font-size: 15px; }
p.callout { background: var(--panel); border-left: 3px solid var(--blue); padding: 12px 16px; border-radius: 0 8px 8px 0; font-weight: 600; font-size: 14.5px; }
p.flag { background: color-mix(in srgb, var(--warn) 10%, transparent); border-left: 3px solid var(--warn); padding: 10px 14px; border-radius: 0 8px 8px 0; font-size: 14px; }
p.motto { font-style: italic; font-weight: 800; font-size: 19px; text-align: center; color: var(--blue); margin: 18px 0 4px; }
ul.bul { margin: 0 0 16px; padding-left: 20px; }
ul.bul li { margin-bottom: 7px; font-size: 15px; }
.back { font-family: ui-monospace, monospace; font-size: 12px; text-align: right; margin: 18px 0 0; }
.back a { color: var(--ink-dim); text-decoration: none; }

/* status chips */
.chip { display: inline-block; font-family: ui-monospace, monospace; font-size: 10.5px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 2px 8px; border-radius: 999px; border: 1px solid currentColor; vertical-align: middle; white-space: nowrap; }
.chip.live { color: var(--ok); }
.chip.build { color: var(--blue); }
.chip.plan { color: var(--warn); }
.chip.concept { color: var(--violet); }

/* tables */
.tw { overflow-x: auto; margin: 10px 0 16px; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
th { background: var(--panel); font-weight: 700; }
td.num { font-variant-numeric: tabular-nums; white-space: nowrap; }

/* org chart */
.org { margin: 18px 0 10px; }
.org .node { border: 1px solid var(--line); background: var(--panel); border-radius: 10px; padding: 10px 12px; text-align: center; }
.org .node b { display: block; font-size: 14.5px; }
.org .node small { display: block; color: var(--ink-dim); font-size: 12px; line-height: 1.35; margin-top: 2px; }
.org .top { max-width: 340px; margin: 0 auto; border: 2px solid var(--blue); }
.org .top b { font-size: 17px; color: var(--blue); }
.org .stem { width: 2px; height: 16px; background: var(--line); margin: 0 auto; }
.org .band { border: 1px dashed var(--magenta); color: var(--magenta); border-radius: 10px; padding: 8px 12px; text-align: center; font-family: ui-monospace, monospace; font-size: 12px; letter-spacing: .06em; text-transform: uppercase; }
.org .brands { display: grid; grid-template-columns: repeat(auto-fit, minmax(128px, 1fr)); gap: 10px; margin-top: 16px; }
.org .brands a { text-decoration: none; color: var(--ink); }
.org .brands a .node { height: 100%; transition: border-color .15s ease, transform .15s ease; }
.org .brands a:hover .node { border-color: var(--cyan); transform: translateY(-2px); }
.org .brands .flagship .node { border: 2px solid var(--blue); }
.org .node .chip { margin-top: 6px; }
.org .subs { margin-top: 10px; display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 8px; border-top: 2px solid var(--line); padding-top: 12px; }
.org .subs-label { font-family: ui-monospace, monospace; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-dim); margin: 14px 0 0; text-align: right; }
.org .subs .node { border-style: dashed; }

/* brand profile */
.brand-head { display: flex; gap: 18px; align-items: center; margin-bottom: 18px; }
.brand-head img { flex: none; width: 88px; height: 88px; object-fit: contain; border-radius: 12px; background: #fff; border: 1px solid var(--line); padding: 4px; }
.brand-head .mark { flex: none; width: 88px; height: 88px; border-radius: 12px; border: 1px solid var(--line); background: var(--panel); display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 26px; color: var(--magenta); }
.brand-head h2 { margin: 0 0 4px; }
.brand-head p { margin: 0; color: var(--ink-dim); font-size: 14.5px; }
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 0; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; margin: 0 0 18px; }
.facts div { background: var(--panel); padding: 9px 12px; box-shadow: 1px 1px 0 var(--line); }
.facts dt { font-family: ui-monospace, monospace; font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-dim); }
.facts dd { margin: 2px 0 0; font-size: 14px; font-weight: 600; }
.wide-img { width: 100%; height: auto; border-radius: 10px; border: 1px solid var(--line); display: block; margin: 8px 0 6px; }
.caption { font-size: 12.5px; color: var(--ink-dim); margin: 0 0 16px; }
.wordmark { display: block; max-width: 340px; width: 100%; height: auto; border-radius: 10px; margin: 0 0 16px; }

/* phases */
.phases { display: grid; gap: 10px; margin: 10px 0 16px; }
.phase { border: 1px solid var(--line); border-left: 4px solid var(--line); border-radius: 0 10px 10px 0; padding: 10px 14px; background: var(--panel); }
.phase.now { border-left-color: var(--ok); }
.phase.next { border-left-color: var(--blue); }
.phase.later { border-left-color: var(--warn); }
.phase.dream { border-left-color: var(--violet); }
.phase b { display: block; font-size: 15px; }
.phase .gate { font-family: ui-monospace, monospace; font-size: 12px; color: var(--ink-dim); }
.phase ul { margin: 6px 0 0; padding-left: 18px; }
.phase li { font-size: 14px; margin-bottom: 3px; }

/* split bar */
.split { display: flex; height: 34px; border-radius: 8px; overflow: hidden; margin: 10px 0 6px; font-family: ui-monospace, monospace; font-size: 12px; font-weight: 700; color: #fff; }
.split div { display: flex; align-items: center; justify-content: center; }

/* cards (sop library) */
.cards { display: grid; gap: 12px; }
a.card { display: block; padding: 16px 18px; border: 1px solid var(--line); border-radius: 12px; text-decoration: none; color: var(--ink); background: var(--panel); transition: transform .15s ease, border-color .15s ease; }
a.card:hover { transform: translateY(-2px); border-color: var(--cyan); }
a.card strong { display: block; color: var(--blue); font-size: 16px; margin-bottom: 3px; }
a.card span.d { color: var(--ink-dim); font-size: 14px; }
div.card-todo { padding: 14px 18px; border: 1px dashed var(--line); border-radius: 12px; color: var(--ink-dim); font-size: 14px; }
div.card-todo b { color: var(--ink); }

/* questions */
ol.qs { counter-reset: q; list-style: none; padding: 0; margin: 0 0 16px; }
ol.qs li { counter-increment: q; position: relative; padding: 8px 0 8px 52px; border-top: 1px solid var(--line); font-size: 14.5px; }
ol.qs li:first-child { border-top: none; }
ol.qs li::before { content: "Q" counter(q); position: absolute; left: 0; top: 8px; font-family: ui-monospace, monospace; font-size: 12px; font-weight: 700; color: var(--magenta); }
ol.qs li em { color: var(--ink-dim); }

footer { margin-top: 40px; font-size: 12.5px; color: var(--ink-dim); font-family: ui-monospace, monospace; text-align: center; }
@media (max-width: 560px) {
  .brand-head { flex-direction: column; align-items: flex-start; }
  h2 { font-size: 23px; }
}

/* v2: multi-page */
.crumbs { font-family: ui-monospace, monospace; font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--cyan); margin: 0 0 14px; }
.crumbs a { color: var(--cyan); text-decoration: none; border-bottom: 1px solid currentColor; }
.crumbs span { margin: 0 8px; opacity: .5; }
.switcher { margin-top: 36px; padding-top: 18px; border-top: 2px solid var(--blue); }
.switcher p { font-family: ui-monospace, monospace; font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--magenta); margin: 0 0 10px; }
.switcher div { display: flex; flex-wrap: wrap; gap: 8px; }
.switcher a { font-size: 13.5px; text-decoration: none; padding: 5px 12px; border: 1px solid var(--line); border-radius: 999px; background: var(--panel); color: var(--ink); }
.switcher a:hover { border-color: var(--cyan); }
.switcher a.here { border-color: var(--blue); color: var(--blue); font-weight: 700; }
.org .band a { color: inherit; }
.pillar { border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; margin: 0 0 14px; background: var(--panel); }
.pillar .letter { font-weight: 800; font-size: 30px; color: var(--blue); line-height: 1; float: left; margin: 2px 14px 0 0; }
.pillar h3 { margin: 0 0 2px; }
.pillar .sub { font-size: 13px; color: var(--ink-dim); margin: 0 0 10px; font-family: ui-monospace, monospace; }
.pillar p { font-size: 15px; }
.pillar p:last-child { margin-bottom: 0; }
.pillar .voices { font-size: 13px; color: var(--ink-dim); }
blockquote { margin: 14px 0; padding: 4px 0 4px 18px; border-left: 3px solid var(--magenta); font-style: italic; font-size: 16px; }
blockquote cite { display: block; font-style: normal; font-size: 13px; color: var(--ink-dim); margin-top: 4px; }
.cards.grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.bookmark { border: 2px dashed var(--violet); border-radius: 12px; padding: 18px 20px; text-align: center; color: var(--ink-dim); }
.bookmark b { color: var(--violet); display: block; font-size: 17px; margin-bottom: 4px; }
ol.qs.labeled li { padding-left: 84px; }
ol.qs.labeled li::before { content: attr(data-q); }
.brand-head p.brand-line { font-size: 17px; color: var(--ink); margin: 0; }
.org .brands .flagship { grid-column: 1 / -1; justify-self: center; width: 100%; max-width: 280px; }