/* Rmind docs — shared design tokens + components.
 *
 * Dark theme by default; flips to light via prefers-color-scheme.
 * No JS, no fonts to load — fully system-font, instant paint, works
 * offline. Mobile-first, max-width 560px wrapper so reading lines
 * stay comfortable on tablets/desktops too.
 */

:root {
  --bg:         #0B0B10;
  --surface:    #14141C;
  --surface-2:  #1A1A24;
  --border:     #23232E;
  --fg:         #FFFFFF;
  --fg-mute:    #A8A8B3;
  --fg-dim:     #6B6B76;
  --accent:     #DC2626;
  --accent-soft:#DA1E2618;
  --link:       #F87171;
  --link-hover: #FCA5A5;

  --radius-sm:  10px;
  --radius-md:  14px;
  --radius-lg:  20px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg:         #FFFFFF;
    --surface:    #F8F8FB;
    --surface-2:  #F1F1F6;
    --border:     #E5E5EC;
    --fg:         #0B0B10;
    --fg-mute:    #5C5C68;
    --fg-dim:     #9A9AA8;
    --link:       #DC2626;
    --link-hover: #B91C1C;
  }
}

* { box-sizing: border-box; }
html { -webkit-tap-highlight-color: transparent; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--fg);
  margin: 0;
  padding: 0;
  line-height: 1.55;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Layout ─────────────────────────────────────────────────────── */
.wrap {
  max-width: 560px;
  margin: 0 auto;
  padding: 48px 22px 64px;
}
.wrap--narrow {
  max-width: 640px;
}

/* ── Brand mark (only on index) ─────────────────────────────────── */
.brand {
  display: inline-flex;
  align-items: baseline;
  font-weight: 800;
  font-size: 34px;
  letter-spacing: -0.8px;
  margin: 0 0 10px;
  color: var(--fg);
}
.brand .dot { color: var(--accent); margin: 0 1px; }
.tagline {
  color: var(--fg-mute);
  font-size: 16px;
  margin: 0 0 28px;
  max-width: 480px;
}

/* ── Trust chips ────────────────────────────────────────────────── */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 36px;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 12.5px;
  color: var(--fg-mute);
  font-weight: 500;
}
.chip svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
}

/* ── Link cards (index nav) ─────────────────────────────────────── */
.section-label {
  font-size: 11px;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  font-weight: 600;
  margin: 0 0 12px;
}
.cards {
  display: grid;
  gap: 10px;
  margin: 0 0 32px;
}
.card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  transition: background 120ms ease, border-color 120ms ease, transform 120ms ease;
}
.card:hover, .card:focus-visible {
  background: var(--surface-2);
  border-color: #2D2D3A;
  outline: none;
}
.card:active { transform: scale(0.992); }
.card-text { min-width: 0; }
.card-title {
  display: block;
  font-weight: 600;
  font-size: 15.5px;
  margin-bottom: 2px;
  color: var(--fg);
}
.card-sub {
  display: block;
  font-size: 13px;
  color: var(--fg-mute);
}
.card-arrow {
  color: var(--fg-dim);
  font-size: 22px;
  line-height: 1;
  flex-shrink: 0;
}

/* ── Back link (sub-pages) ──────────────────────────────────────── */
.back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--fg-mute);
  font-size: 14px;
  text-decoration: none;
  margin-bottom: 24px;
  font-weight: 500;
  padding: 6px 0;
}
.back:hover { color: var(--fg); }
.back::before {
  content: "←";
  display: inline-block;
  font-size: 16px;
  line-height: 1;
}

/* ── Page header (sub-pages) ────────────────────────────────────── */
.page-title {
  font-size: 28px;
  letter-spacing: -0.4px;
  margin: 0 0 6px;
  font-weight: 700;
  color: var(--fg);
}
.meta {
  color: var(--fg-dim);
  font-size: 13px;
  margin: 0 0 32px;
}

/* ── Prose (rich text on sub-pages) ─────────────────────────────── */
.prose {
  font-size: 15.5px;
  color: var(--fg);
}
.prose h2 {
  font-size: 17px;
  font-weight: 700;
  margin: 32px 0 10px;
  letter-spacing: -0.2px;
  color: var(--fg);
}
.prose h2:first-child { margin-top: 0; }
.prose p {
  margin: 0 0 14px;
  color: var(--fg);
}
.prose strong { font-weight: 600; }
.prose ul {
  padding-left: 18px;
  margin: 0 0 14px;
}
.prose li {
  margin: 6px 0;
  color: var(--fg);
}
.prose a {
  color: var(--link);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 120ms ease, color 120ms ease;
}
.prose a:hover {
  color: var(--link-hover);
  border-bottom-color: currentColor;
}

/* ── FAQ blocks ─────────────────────────────────────────────────── */
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin: 0 0 12px;
}
.faq-q {
  font-weight: 600;
  font-size: 15px;
  margin: 0 0 8px;
  color: var(--fg);
}
.faq-a {
  font-size: 14.5px;
  color: var(--fg-mute);
  margin: 0;
  line-height: 1.6;
}
.faq-a a {
  color: var(--link);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.faq-a a:hover {
  color: var(--link-hover);
  border-bottom-color: currentColor;
}

/* ── Footer ─────────────────────────────────────────────────────── */
.foot {
  margin-top: 48px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
  font-size: 12.5px;
  color: var(--fg-dim);
  text-align: center;
}
.foot a { color: var(--fg-mute); text-decoration: none; }
.foot a:hover { color: var(--fg); }