/* Stoa — site styles. Fonts are self-hosted (SIL Open Font License, see assets/fonts). */
@font-face {
  font-family: "Newsreader";
  src: url("fonts/newsreader.woff2") format("woff2");
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Newsreader";
  src: url("fonts/newsreader-italic.woff2") format("woff2");
  font-weight: 200 800;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("fonts/inter.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --ivory: #F8F6F2;
  --stone: #E4E0D9;
  --ink: #1D1C1A;
  --ink-soft: #4A4740;
  --bronze: #7A5B2A;
  --bronze-dark: #5E4520;
  --rule: rgba(29, 28, 26, 0.14);
  --card: rgba(255, 255, 255, 0.55);
  --serif: "Newsreader", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --measure: 42rem;
  --wide: 68rem;
}

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  color: var(--ink);
  background-color: var(--ivory);
  background-image: linear-gradient(170deg, var(--ivory) 0%, #F1EEE8 45%, var(--stone) 100%);
  background-attachment: fixed;
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--bronze); text-decoration-thickness: 1px; text-underline-offset: 0.18em; }
a:hover { color: var(--bronze-dark); }
a:focus-visible, .button:focus-visible {
  outline: 2px solid var(--bronze);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0.5rem;
  background: var(--ink);
  color: var(--ivory);
  padding: 0.5rem 0.9rem;
  border-radius: 6px;
  z-index: 10;
}
.skip-link:focus { left: 0.75rem; color: var(--ivory); }

.wrap { width: 100%; max-width: var(--wide); margin: 0 auto; padding: 0 1.5rem; }
.wrap.narrow { max-width: calc(var(--measure) + 3rem); }

/* Header */
.site-header { border-bottom: 1px solid var(--rule); }
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.1rem;
  padding-bottom: 1.1rem;
  flex-wrap: wrap;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--ink);
  text-decoration: none;
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}
.brand img { width: 30px; height: 30px; border-radius: 7px; }
.brand:hover { color: var(--ink); }
.site-nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 1.4rem; flex-wrap: wrap; }
.site-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--bronze); }
.site-nav a[aria-current="page"] { text-decoration: underline; text-underline-offset: 0.4em; }

main { flex: 1; }

/* Typography */
h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.15; color: var(--ink); }
h1 { font-size: clamp(2.3rem, 5vw, 3.2rem); margin: 0 0 0.6rem; letter-spacing: -0.01em; }
h2 { font-size: 1.65rem; margin: 2.6rem 0 0.7rem; }
h3 { font-size: 1.25rem; margin: 1.8rem 0 0.4rem; }
p, ul, ol { margin: 0 0 1rem; }
li { margin-bottom: 0.35rem; }
strong { font-weight: 600; }

.eyebrow {
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bronze);
  margin: 0 0 0.9rem;
}

/* Document pages */
.doc { padding: 3.5rem 0 4rem; }
.doc .meta { color: var(--ink-soft); font-size: 0.95rem; margin-bottom: 2rem; }
.doc .lede { font-family: var(--serif); font-size: 1.3rem; line-height: 1.5; color: var(--ink-soft); }
.doc h2 { padding-top: 1.6rem; border-top: 1px solid var(--rule); }
.doc table { width: 100%; border-collapse: collapse; margin: 0 0 1.2rem; font-size: 0.97rem; }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 0.6rem 0.7rem; border-bottom: 1px solid var(--rule); }
.doc th { font-weight: 600; background: rgba(122, 91, 42, 0.07); }
.toc {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 1.1rem 1.4rem;
  margin: 0 0 2rem;
}
.toc p { margin: 0 0 0.4rem; font-weight: 600; font-size: 0.9rem; }
.toc ol { margin: 0; padding-left: 1.2rem; columns: 2 14rem; column-gap: 2rem; font-size: 0.95rem; }
.callout {
  background: var(--card);
  border-left: 3px solid var(--bronze);
  border-radius: 0 10px 10px 0;
  padding: 1rem 1.25rem;
  margin: 1.4rem 0;
}
.callout p:last-child { margin-bottom: 0; }

/* FAQ */
.faq details {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 12px;
  margin: 0 0 0.75rem;
  padding: 0 1.25rem;
}
.faq summary {
  cursor: pointer;
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 500;
  padding: 1rem 0;
  list-style-position: outside;
}
.faq details[open] summary { border-bottom: 1px solid var(--rule); margin-bottom: 0.9rem; }
.faq details > *:last-child { margin-bottom: 1.1rem; }
.contact-card {
  background: var(--ink);
  color: var(--ivory);
  border-radius: 16px;
  padding: 1.8rem 1.8rem 1.4rem;
  margin: 1rem 0 2rem;
}
.contact-card h2 { color: var(--ivory); margin-top: 0; border: 0; padding-top: 0; }
.contact-card a { color: #E2C48E; font-weight: 600; }
.contact-card a:hover { color: #F0D9AE; }

/* Buttons */
.button {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: var(--ink);
  color: var(--ivory);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  transition: background-color 0.15s ease;
}
.button:hover { background: #33312D; color: var(--ivory); }
.button svg { width: 18px; height: 18px; fill: currentColor; }

/* Landing */
.hero { padding: 4.5rem 0 3rem; text-align: center; }
.hero .app-icon { width: 96px; height: 96px; border-radius: 22px; margin: 0 auto 1.6rem; box-shadow: 0 10px 30px rgba(29, 28, 26, 0.16); }
.hero h1 { font-size: clamp(2.8rem, 7vw, 4.4rem); margin-bottom: 0.4rem; }
.hero .tagline { font-family: var(--serif); font-style: italic; font-size: clamp(1.35rem, 3vw, 1.75rem); color: var(--bronze); margin: 0 0 1.1rem; }
.hero .summary { max-width: 34rem; margin: 0 auto 2rem; color: var(--ink-soft); font-size: 1.12rem; }

.shots { padding: 1rem 0 3.5rem; }
.shots ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}
.shots li { margin: 0; }
.shots figure { margin: 0; }
.shots img { width: 100%; border-radius: 20px; box-shadow: 0 18px 40px rgba(29, 28, 26, 0.16); }
.shots figcaption { text-align: center; color: var(--ink-soft); font-size: 0.92rem; margin-top: 0.8rem; }

.features { padding: 2rem 0 4rem; }
.features h2 { text-align: center; margin-top: 0; }
.features ul {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}
.features li {
  margin: 0;
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 1.25rem 1.35rem;
}
.features h3 { margin: 0 0 0.35rem; font-size: 1.2rem; }
.features p { margin: 0; color: var(--ink-soft); font-size: 0.98rem; }
.features .pricing-note { text-align: center; color: var(--ink-soft); font-size: 0.95rem; max-width: 40rem; margin: 2.5rem auto 0; }

.quote {
  text-align: center;
  padding: 1rem 0 4.5rem;
}
.quote blockquote { margin: 0 auto; max-width: 38rem; }
.quote blockquote p { font-family: var(--serif); font-size: clamp(1.4rem, 3vw, 1.9rem); line-height: 1.35; margin: 0 0 0.8rem; }
.quote cite { font-style: normal; font-size: 0.78rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--bronze); font-weight: 600; }

/* Footer */
.site-footer { border-top: 1px solid var(--rule); padding: 2rem 0 2.4rem; font-size: 0.92rem; color: var(--ink-soft); }
.site-footer .wrap { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 1.4rem; flex-wrap: wrap; }
.site-footer li { margin: 0; }
.site-footer a { color: var(--ink-soft); }
.site-footer a:hover { color: var(--bronze); }
.site-footer p { margin: 0; }

@media (max-width: 900px) {
  .features ul { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .features ul { grid-template-columns: minmax(0, 1fr); }
  body { font-size: 1rem; }
  .hero { padding: 3rem 0 2rem; }
  .shots ul { grid-template-columns: minmax(0, 1fr); max-width: 22rem; margin: 0 auto; gap: 2.2rem; }
  .doc { padding: 2.5rem 0 3rem; }
  .site-header .wrap { justify-content: center; }
  .site-footer .wrap { flex-direction: column; text-align: center; }
  .site-footer ul { justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}