/* FamilyPhD Spec 010 — approved visual identity v0.1 */
:root {
  --navy: #081F35;
  --cream: #F7F3E8;
  --sage: #A8BDA8;
  --deep-sage: #667F69;
  --white: #FFFFFF;
  --bg: var(--cream);
  --bg-accent: #efe8d8;
  --ink: var(--navy);
  --muted: #3d4f5f;
  --line: #c9c3b2;
  --brand: var(--navy);
  --brand-ink: var(--navy);
  --surface: var(--white);
  --focus: #0b57d0;
  --warn: #7a3e12;
  --warn-bg: #f3e2d0;
  --info-bg: #e4ece4;
  --radius: 8px;
  --max: 42rem;
  --font: "Source Serif 4", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family: var(--sans);
  line-height: 1.6;
  min-height: 100vh;
}
h1, h2, h3, .brand, .direct-answer {
  font-family: var(--font);
  font-weight: 600;
  line-height: 1.25;
  color: var(--brand-ink);
}
h1 { font-size: 1.65rem; margin: 0 0 0.65rem; }
h2 { font-size: 1.15rem; margin: 0 0 0.5rem; }
h3 { font-size: 1.02rem; }
a { color: var(--deep-sage); }
a:focus-visible, button:focus-visible, textarea:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--white);
  padding: 0.5rem 1rem;
  z-index: 10;
}
.skip-link:focus { left: 0.5rem; top: 0.5rem; }
.wrap { width: min(100% - 2rem, var(--max)); margin-inline: auto; }
.site-header, .site-footer {
  border-bottom: 1px solid var(--line);
  background: var(--cream);
}
.site-footer { border-bottom: 0; border-top: 1px solid var(--line); margin-top: 3rem; }
.header-inner, .footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 0;
}
.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: var(--brand-ink);
}
.wordmark {
  display: block;
  height: 2.4rem;
  width: auto;
  max-width: 12.5rem;
}
.wordmark-hero {
  height: 3.4rem;
  max-width: 17.5rem;
}
.wordmark-footer {
  height: 2rem;
  max-width: 10rem;
}
.site-nav, .site-footer nav { display: flex; gap: 1rem; flex-wrap: wrap; }
.site-nav a, .site-footer a { text-decoration: none; color: var(--muted); }
.site-nav a:hover, .site-footer a:hover { color: var(--navy); }
main.wrap { padding: 1.35rem 0 2.5rem; }
.brand-mark { margin: 0 0 0.5rem; }
.ask-hero h1 { font-size: clamp(1.5rem, 4vw, 2rem); margin: 0 0 0.5rem; }
.lede { color: var(--muted); max-width: 36rem; font-size: 1.05rem; }
.prototype-note { max-width: 36rem; margin: 0.85rem 0 1.25rem; }
.prototype-note p { margin: 0 0 0.45rem; }
.ask-form textarea, .clar-form input, .feedback-form select, .ask-form input[type="search"] {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  font: inherit;
  background: var(--surface);
  color: var(--ink);
}
.ask-form textarea { min-height: 7rem; resize: vertical; }
.ask-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 0.85rem; }
.btn {
  appearance: none;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 0.65rem 1.1rem;
  font: inherit;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}
.btn.primary { background: var(--navy); color: var(--cream); }
.btn.secondary { background: var(--surface); border-color: var(--line); color: var(--ink); }
.btn:hover { filter: brightness(1.05); }
.linkish {
  background: none;
  border: 0;
  padding: 0;
  color: var(--deep-sage);
  font: inherit;
  text-align: left;
  cursor: pointer;
  text-decoration: underline;
}
.form-error { color: #8a1f1f; }
.muted { color: var(--muted); }
.small { font-size: 0.92rem; }
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}
.processing {
  margin-top: 1.25rem;
  padding: 1rem 1.1rem;
  background: var(--info-bg);
  border-radius: var(--radius);
}
.examples { margin-top: 2rem; }
.examples ul, .claim-list, .card-list, .meta-list, .how-steps, .provenance { padding-left: 1.2rem; }
.examples li, .claim-list li { margin: 0.4rem 0; }
.block { margin: 1.35rem 0; }
.answer-header .direct-answer {
  font-size: 1.15rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  margin: 0;
}
.eyebrow { text-transform: uppercase; letter-spacing: 0.06em; font-size: 0.75rem; color: var(--muted); }
.banner {
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}
.banner.info { background: var(--info-bg); }
.banner.warn { background: var(--warn-bg); color: var(--warn); }
.muted-banner { background: #ece7de; color: var(--muted); }
.source-card {
  list-style: none;
  margin: 0 0 0.75rem;
  padding: 0.85rem 1rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.card-list { list-style: none; padding: 0; }
.card-title { margin: 0 0 0.3rem; font-size: 1.02rem; }
.meta { margin: 0.15rem 0; color: var(--muted); }
.why-supports { margin: 0.4rem 0 0; }
.badge {
  display: inline-block;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.1rem 0.55rem;
  font-size: 0.8rem;
  color: var(--muted);
}
.researcher-list {
  list-style: none;
  padding: 0;
  margin: 0.4rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.85rem;
}
.researcher-list li { margin: 0; }
.more-evidence {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.7rem 0.9rem;
  background: var(--surface);
  margin-top: 0.75rem;
}
.more-evidence summary { cursor: pointer; font-weight: 600; }
.why-details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  background: var(--surface);
}
.why-details summary { cursor: pointer; font-weight: 600; }
.inline-cites { margin: 0.35rem 0 0; }
.answer-page.safety .direct-answer { border-color: #c9a48a; background: #fff8f2; }
.h-small { font-size: 1rem; }
@media (max-width: 640px) {
  .wrap { width: min(100% - 1.25rem, var(--max)); }
  .header-inner { align-items: center; }
  h1 { font-size: 1.4rem; }
  .wordmark { height: 2.1rem; }
  .wordmark-hero { height: 2.8rem; }
  .answer-header .direct-answer { font-size: 1.05rem; padding: 0.85rem 0.95rem; }
  .block { margin: 1.1rem 0; }
  main.wrap { padding-top: 1rem; }
}