/* Solia site — brand values from workspace/overview/branding.md */
:root {
  --amber: #E47235;
  --amber-bright: #EE8239;
  --sun-gold: #F8B44B;
  --link: #1670B6;
  --ink: #1B1913;
  --ink-soft: #4A4740;
  --muted: #6B6862;
  --canvas: #E7E3D7;
  --surface: #F2EEE3;
  --raised: #ECE8DB;
  --rule: #D8D3C4;
  --accent: var(--amber);
}
@media (prefers-color-scheme: dark) {
  :root {
    --link: #2E8FD9;
    --ink: #F3F1EA;
    --ink-soft: #C9C6BD;
    --muted: #989794;
    --canvas: #14120B;
    --surface: #1B1913;
    --raised: #211F19;
    --rule: #302E29;
    --accent: var(--amber-bright);
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--canvas);
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-feature-settings: "kern" 1;
}

/* ── header ─────────────────────────────────────────────────────────────── */
header.site {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 24px;
  border-bottom: 1px solid var(--rule);
  background: var(--surface);
}
.wordmark {
  display: inline-flex;
  align-items: center;
  margin-right: auto;
  line-height: 0;
}
.wordmark img { height: 44px; width: auto; display: block; }

/* menu button + dropdown */
details.menu { position: relative; }
details.menu summary {
  list-style: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--rule);
  border-radius: 10px;
  background: var(--canvas);
  color: var(--muted);
  cursor: pointer;
}
details.menu summary::-webkit-details-marker { display: none; }
details.menu summary:hover,
details.menu[open] summary { color: var(--ink); border-color: var(--accent); }
details.menu nav {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 180px;
  padding: 6px;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,.14);
  z-index: 10;
}
details.menu nav a {
  display: block;
  padding: 10px 14px;
  border-radius: 8px;
  color: var(--ink);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
}
details.menu nav a:hover { background: var(--raised); color: var(--accent); }

/* ── content ────────────────────────────────────────────────────────────── */
main {
  flex: 1;
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: 44px 24px 72px;
}

main h1 {
  font-size: clamp(28px, 5vw, 36px);
  line-height: 1.2;
  letter-spacing: -.015em;
  margin: 0 0 6px;
}
/* the "Version x — last updated" line that follows each H1 */
main h1 + p em, main h1 + p > em { color: var(--muted); font-style: normal; font-size: 14px; }

main h2 {
  font-size: 20px;
  margin: 40px 0 10px;
  padding-top: 18px;
  border-top: 1px solid var(--rule);
  letter-spacing: -.01em;
}
main h1 + p + h2 { border-top: 0; padding-top: 0; }

main h3 { font-size: 17px; margin: 26px 0 8px; }

main p, main li { color: var(--ink-soft); }
main strong { color: var(--ink); font-weight: 640; }

main a { color: var(--link); text-decoration-thickness: 1px; text-underline-offset: 2px; }
main a:hover { color: var(--accent); }

main ul, main ol { padding-left: 22px; }
main li { margin: 6px 0; }

main hr { border: 0; border-top: 1px solid var(--rule); margin: 32px 0; }

main blockquote {
  margin: 20px 0;
  padding: 14px 18px;
  border-left: 3px solid var(--accent);
  background: var(--surface);
  border-radius: 0 8px 8px 0;
}
main blockquote p:last-child { margin-bottom: 0; }

main table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 15px;
  display: block;
  overflow-x: auto;
}
main th, main td {
  border: 1px solid var(--rule);
  padding: 9px 12px;
  text-align: left;
  vertical-align: top;
}
main th { background: var(--surface); color: var(--ink); font-weight: 620; }

main code {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 5px;
  padding: 1px 5px;
  font-size: 13.5px;
}

/* ── splash landing ─────────────────────────────────────────────────────── */
main.splash {
  max-width: none;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.hero {
  text-align: center;
  /* sit slightly above true center — reads as "dead centre" to the eye */
  margin-bottom: 8vh;
}
.hero-logo img {
  height: clamp(76px, 18vw, 110px);
  width: auto;
  display: block;
  margin: 0 auto;
}
.hero .tagline {
  margin: 14px 0 0;
  font-size: clamp(12.5px, 2.6vw, 15px);
  font-weight: 600;
  letter-spacing: .34em;
  text-indent: .34em; /* visually re-center the tracked caps */
  text-transform: uppercase;
  color: var(--ink-soft);
}
.hero .soon {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 40px 0 0;
  padding: 9px 18px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink);
  font-size: 14.5px;
  font-weight: 600;
}
.hero .pulse {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 30%, var(--sun-gold), var(--accent) 70%);
  box-shadow: 0 0 0 3px rgba(228,114,53,.16);
}

/* back link on inner pages */
main .back { margin: 0 0 22px; font-size: 14.5px; }
main .back a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
}
main .back a:hover { color: var(--accent); }

/* index page link cards */
.doc-list { list-style: none; padding: 0; margin: 28px 0 0; }
.doc-list li { margin: 0 0 12px; }
.doc-list a {
  display: block;
  padding: 16px 18px;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 10px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
}
.doc-list a:hover { border-color: var(--accent); color: var(--ink); }
.doc-list span { display: block; font-weight: 400; font-size: 14.5px; color: var(--muted); margin-top: 3px; }

/* ── footer ─────────────────────────────────────────────────────────────── */
footer.site {
  border-top: 1px solid var(--rule);
  background: var(--surface);
  padding: 26px 24px 40px;
  color: var(--muted);
  font-size: 14px;
}
footer.site p { max-width: 720px; margin: 0 auto 6px; }
footer.site .acronym { color: var(--ink-soft); margin-bottom: 10px; }
footer.site .acronym strong { color: var(--ink); letter-spacing: .06em; }
footer.site a { color: var(--link); text-decoration: none; }
footer.site a:hover { text-decoration: underline; }