/* NOS W14 preview · tokens from the 12 Oct standard (exact) */
:root {
  --cream: #FAF8F3;
  --oxblood: #6B2737;
  --ink: #1F191A;
  --secondary: #5F5752;
  --rule: #E2DBD1;
  --tint: #F2ECE6;
  --serif: "EB Garamond", Garamond, "Times New Roman", serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --gutter: 16px;
  --measure: 40rem;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.1875rem;   /* 19px */
  line-height: 1.5;
}
a { color: var(--oxblood); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:focus-visible, button:focus-visible, summary:focus-visible, [tabindex]:focus-visible {
  outline: 2px solid var(--oxblood);
  outline-offset: 3px;
}
code, pre, .mono { font-family: var(--mono); }
code { font-size: 0.85em; background: var(--tint); padding: 0 .25em; border-radius: 3px; }
pre {
  font-size: 0.78rem;
  line-height: 1.5;
  background: var(--tint);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 12px;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 8px 0 0;
}
.small { font-size: 0.8rem; }
.wrap { max-width: var(--measure); margin: 0 auto; padding: 0 var(--gutter); }
.skip {
  position: absolute; left: -999px; top: 8px;
  background: var(--ink); color: var(--cream); padding: 6px 10px; border-radius: 4px;
}
.skip:focus { left: 8px; z-index: 10; }

.demo-band {
  margin: 0;
  padding: 8px var(--gutter);
  background: var(--ink);
  color: var(--cream);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-align: center;
}

.label, .eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--secondary);
  margin: 0 0 8px;
}
.hero { padding-top: 40px; }
h1 {
  font-weight: 500;
  font-size: clamp(2.25rem, 7vw, 3.25rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}
h2 { font-weight: 500; font-size: 1.6rem; line-height: 1.15; margin: 0 0 12px; }
h3 { font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--secondary); margin: 28px 0 8px; }
.lede { font-size: 1.25rem; margin: 0 0 28px; max-width: 34rem; }

.card {
  background: var(--tint);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 20px;
}
.question { font-size: 1.35rem; line-height: 1.3; margin: 0 0 20px; font-style: italic; }
.cta {
  display: block;
  width: 100%;
  font: inherit;
  font-size: 1.1rem;
  background: var(--oxblood);
  color: var(--cream);
  border: 1px solid var(--oxblood);
  border-radius: 4px;
  padding: 14px 18px;
  cursor: pointer;
  min-height: 48px;
}
.cta:hover { filter: brightness(0.95); }
.cta.ghost { background: transparent; color: var(--secondary); border-color: var(--rule); cursor: not-allowed; }
.footnote { color: var(--secondary); font-size: 0.95rem; margin: 12px 0 0; }

main > section, main > details { margin: 40px 0; }
.answer { border-top: 1px solid var(--rule); padding-top: 24px; }
.answer-intro { margin: 0 0 16px; }
.claims { list-style: none; padding: 0; margin: 0; counter-reset: claim; }
.claim {
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 16px;
  margin: 0 0 12px;
  background: var(--cream);
}
.chip {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 3px 9px;
  color: var(--secondary);
  background: var(--cream);
  margin: 0 6px 8px 0;
  vertical-align: middle;
}
.chip-device { border-color: var(--oxblood); color: var(--oxblood); }
.chip-ok { border-color: var(--ink); color: var(--ink); }
.chip-off { background: var(--tint); }
.claim .statement { margin: 4px 0 10px; }
.claim blockquote {
  margin: 0 0 10px;
  padding: 0 0 0 14px;
  border-left: 2px solid var(--oxblood);
  font-style: italic;
}
.source-line { font-family: var(--mono); font-size: 0.74rem; color: var(--secondary); margin: 0; line-height: 1.6; }
.source-line a { color: var(--oxblood); }
.limits { font-size: 0.9rem; color: var(--secondary); margin: 6px 0 0; }

.counterpoint { border-left: 3px solid var(--ink); padding: 4px 0 4px 16px; margin: 20px 0; }
.counterpoint p { margin: 0 0 6px; }
.not-established {
  background: var(--tint);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 16px;
  margin: 20px 0;
}
.not-established p { margin: 0 0 6px; }
.classes-note { font-size: 0.95rem; color: var(--secondary); }
details.control { margin: 20px 0; }
summary { cursor: pointer; }
.tool-text { margin: 4px 0 16px; }
.provenance { font-size: 0.72rem; color: var(--secondary); word-break: break-all; }
.error-state { color: var(--oxblood); }

.plain { padding-left: 1.1em; margin: 0 0 16px; }
.plain li { margin: 0 0 6px; }
.clients { list-style: none; padding: 0; margin: 16px 0; }
.client { border-top: 1px solid var(--rule); padding: 16px 0; }
.client-name { font-weight: 500; font-size: 1.2rem; display: block; margin-bottom: 6px; }
.client p { margin: 8px 0 0; font-size: 1rem; }
.facts { margin: 0; }
.facts dt { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--secondary); margin: 14px 0 2px; }
.facts dd { margin: 0; }
.plan { background: var(--tint); }
.plan .cta { margin-top: 8px; }

.engineers { border-top: 1px solid var(--rule); padding-top: 16px; }
.engineers > summary { font-size: 1.05rem; }
.engineers > summary .label { display: block; margin-bottom: 4px; }
.eng-note { font-size: 1rem; color: var(--secondary); }
.table-wrap { overflow-x: auto; border: 1px solid var(--rule); border-radius: 4px; }
table { border-collapse: collapse; width: 100%; min-width: 640px; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--rule); vertical-align: top; }
th { background: var(--tint); font-weight: 500; }
.ops { padding-left: 1.2em; }
.ops li { margin: 0 0 10px; }
.ok { color: #2d5a27; }
.bad { color: var(--oxblood); }

/* v0.2 · one viewport (Handoff §12 II): promise, one sourced takeaway, one action; the rest on request */
[hidden] { display: none !important; }
.fold { padding-top: 24px; padding-bottom: 48px; }
.promise::before { content: ""; display: block; width: 40px; height: 2px; background: var(--oxblood); margin-bottom: 16px; }
.promise h1 { font-style: italic; font-weight: 400; font-size: clamp(2.5rem, 6vw, 2.75rem); line-height: 0.98; margin: 0 0 12px; }
.promise .lede { font-size: 1.125rem; line-height: 1.32; margin: 0 0 24px; }
.takeaway { padding: 16px; margin: 0 0 24px; }
.takeaway-text { font-size: 1.125rem; line-height: 1.45; margin: 0 0 12px; }
@media (max-width: 389px) { .takeaway-text { font-size: 1.0625rem; } }  /* keeps the takeaway at 4 lines on 375-px phones */
.takeaway .source-line { font-size: 0.8125rem; line-height: 1.5; }
.takeaway .error-state { margin: 0; }
.link-cta {
  display: inline-flex; align-items: center; min-height: 44px; padding: 0;
  background: none; border: 0; cursor: pointer; text-decoration: none;
  font-family: var(--mono); font-weight: 500; font-size: 0.8125rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--oxblood);
}
.link-cta::after { content: "\2192"; margin-left: 8px; }
.result { border-top: 1px solid var(--rule); padding-top: 24px; margin-top: 24px; }
.result .question { font-size: 1.125rem; line-height: 1.45; margin: 0; }
.result-lines { list-style: none; padding: 0; margin: 16px 0; }
.result-lines li { margin: 0 0 16px; }
.result-lines .statement { font-size: 1.125rem; line-height: 1.45; margin: 0 0 4px; }
.result-lines .ref, .client-line, .collection-line { font-size: 0.8125rem; color: var(--secondary); margin: 0; }
.not-established-line {
  background: var(--tint); border: 1px solid var(--rule); border-radius: 6px;
  padding: 12px 16px; font-size: 1.125rem; line-height: 1.45; margin: 0 0 24px;
}
.result .cta { margin: 0 0 8px; }
.client-line { margin-top: 8px; }
.drawer { border-top: 1px solid var(--rule); padding-top: 24px; margin-top: 32px; }
.drawer h2 { font-size: 1.7rem; }
.drawer .facts dd { overflow-wrap: anywhere; }
.drawer > .label { margin: 20px 0 0; }
.eng-lines { list-style: none; padding: 0; margin: 16px 0; font-size: 0.8125rem; }
.eng-lines li { margin: 0 0 6px; }
.eng-lines .quiet { color: var(--secondary); }
details.more { margin: 8px 0; }
details.more summary { font-family: var(--mono); font-size: 0.8125rem; min-height: 44px; display: flex; align-items: center; }

/* v0.2 · Contribute (separate surface, static DEMO) */
.field {
  display: block; width: 100%; min-height: 48px; padding: 12px;
  font: inherit; font-size: 1.125rem; color: var(--ink);
  background: var(--cream); border: 1px solid var(--rule); border-radius: 4px;
}
.choice { border: 0; padding: 0; margin: 24px 0 0; }
.choice legend { padding: 0; }
.radio { display: flex; align-items: center; gap: 12px; min-height: 44px; font-size: 1.125rem; }
.radio input { width: 20px; height: 20px; margin: 0; accent-color: var(--oxblood); }
.contribute .cta { margin-top: 24px; }
.next { color: var(--secondary); font-size: 1rem; margin: 16px 0 0; }
.status-strip { background: var(--tint); border: 1px solid var(--rule); border-radius: 6px; padding: 16px; margin: 24px 0 0; }
.status-strip ul { list-style: none; padding: 0; margin: 0; font-size: 0.8125rem; }
.status-strip li { margin: 0 0 8px; }
.status-strip li:last-child { margin: 0; }

footer { padding: 32px var(--gutter) 48px; color: var(--secondary); border-top: 1px solid var(--rule); margin-top: 40px; }

@media (min-width: 640px) {
  :root { --gutter: 24px; }
  .hero { padding-top: 64px; }
  .cta { width: auto; min-width: 16rem; }
  .plan .cta { width: auto; }
}
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}
@media print {
  .demo-band { background: none; color: var(--ink); border-bottom: 1px solid var(--rule); }
}