/* upright / Imua — static site styling.
   Neumorphism dark, matched to the shipped app palette (designsystem/theme/Color.kt).
   Self-hosted, zero external requests: system font stack, no web fonts, no CDN. */

:root {
  --base: #241E17;          /* NeuBase — background / surfaces */
  --base-lo: #1c1711;       /* slightly recessed */
  --shadow-dark: #14100b;   /* neumorphic bottom-right shadow */
  --shadow-light: #322a20;  /* neumorphic top-left light rim */
  --on: #ECE0D4;            /* NeuOn — primary text */
  --on-variant: #A89A86;    /* NeuOnVariant — muted text */
  --outline: #6E6253;
  --outline-variant: #3A3128;
  --emerald: #6FE0B0;       /* primary accent */
  --on-emerald: #00382A;
  --amber: #FFB951;         /* secondary accent */
  --gold: #ECC248;

  --radius: 20px;
  --radius-sm: 14px;
  --maxw: 760px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
          Arial, "Noto Sans", sans-serif;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  color: var(--on);
  background: var(--base);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 22px;
}

/* ── Neumorphic raised surface ───────────────────────────────────────── */
.neu {
  background: var(--base);
  border-radius: var(--radius);
  box-shadow: 8px 8px 18px var(--shadow-dark),
             -8px -8px 18px var(--shadow-light);
}
.neu-inset {
  background: var(--base);
  border-radius: var(--radius);
  box-shadow: inset 6px 6px 14px var(--shadow-dark),
              inset -6px -6px 14px var(--shadow-light);
}

/* ── Header ──────────────────────────────────────────────────────────── */
header.site {
  padding: 26px 0 8px;
}
header.site .bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.wordmark {
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.02em;
  color: var(--on);
  text-decoration: none;
}
.wordmark .dot { color: var(--emerald); }
nav.site a {
  color: var(--on-variant);
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  margin-left: 20px;
}
nav.site a:hover { color: var(--on); }

/* ── Hero ────────────────────────────────────────────────────────────── */
.hero {
  padding: 54px 0 20px;
  text-align: center;
}
.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--emerald);
  margin-bottom: 18px;
}
h1 {
  font-size: clamp(34px, 7vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 800;
  margin: 0 0 18px;
}
h1 .accent { color: var(--emerald); }
.lede {
  font-size: clamp(17px, 2.4vw, 20px);
  color: var(--on-variant);
  max-width: 540px;
  margin: 0 auto;
}

/* ── Feature cards ───────────────────────────────────────────────────── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin: 48px 0;
}
.card {
  padding: 26px 24px;
}
.card .badge {
  display: inline-grid;
  place-items: center;
  width: 46px; height: 46px;
  border-radius: 50%;
  margin-bottom: 14px;
  font-size: 22px;
}
.card h3 {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 700;
}
.card p {
  margin: 0;
  font-size: 15px;
  color: var(--on-variant);
  line-height: 1.55;
}

/* ── Privacy callout ─────────────────────────────────────────────────── */
.callout {
  padding: 34px 30px;
  margin: 40px 0;
  text-align: center;
}
.callout h2 {
  margin: 0 0 10px;
  font-size: 22px;
  letter-spacing: -0.01em;
}
.callout p { margin: 0 auto 18px; max-width: 480px; color: var(--on-variant); }
.btn {
  display: inline-block;
  background: var(--emerald);
  color: var(--on-emerald);
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  padding: 13px 26px;
  border-radius: 999px;
  box-shadow: 5px 5px 12px var(--shadow-dark);
}
.btn:hover { filter: brightness(1.05); }
.btn-row { margin-top: 24px; }

/* ── Long-form legal / policy pages ──────────────────────────────────── */
main.doc { padding: 30px 0 20px; }
main.doc h1 { font-size: clamp(28px, 5vw, 40px); text-align: left; margin-bottom: 6px; }
.updated { color: var(--on-variant); font-size: 14px; margin: 0 0 28px; }
main.doc h2 {
  font-size: 21px;
  margin: 34px 0 10px;
  letter-spacing: -0.01em;
}
main.doc h3 { font-size: 17px; margin: 22px 0 6px; }
main.doc p, main.doc li { color: var(--on); }
main.doc a { color: var(--emerald); }
main.doc ul { padding-left: 22px; }
main.doc li { margin: 6px 0; }
main.doc strong { color: var(--on); }
.section {
  padding: 26px 28px;
  margin: 22px 0;
}
.placeholder {
  border-left: 3px solid var(--amber);
}
.placeholder .tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 8px;
}
.placeholder .fill {
  color: var(--on-variant);
  font-style: italic;
}

/* ── Footer ──────────────────────────────────────────────────────────── */
footer.site {
  margin-top: 48px;
  padding: 30px 0 44px;
  border-top: 1px solid var(--outline-variant);
  color: var(--on-variant);
  font-size: 14px;
}
footer.site .cols {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
footer.site a { color: var(--on-variant); text-decoration: none; }
footer.site a:hover { color: var(--on); }
footer.site strong { color: var(--on); }
footer.site .links a { margin-left: 18px; }
footer.site .links a:first-child { margin-left: 0; }
.legal-note { margin-top: 18px; font-size: 13px; opacity: 0.8; }

@media (max-width: 520px) {
  footer.site .cols { flex-direction: column; }
  footer.site .links a { margin: 0 16px 0 0; }
  nav.site a { margin-left: 0; margin-right: 18px; }
}