:root {
  --bg: #f5f7f2;
  --surface: #ffffff;
  --text: #1b241f;
  --muted: #5a685f;
  --line: #d9e0da;
  --accent: #1f6b47;
  --accent-strong: #17583a;
  --accent-soft: #e2f0e7;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111814;
    --surface: #18211c;
    --text: #e6ece8;
    --muted: #a0aea6;
    --line: #2b3830;
    --accent: #72d39f;
    --accent-strong: #8fe0b4;
    --accent-soft: #1d3628;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-underline-offset: 2px; }
a:hover { color: var(--accent-strong); }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }

/* header */
.site-header { padding: 20px 0; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-family: var(--font-display); font-weight: 700; font-size: 20px; letter-spacing: -0.01em; }
.brand:hover { color: var(--text); }
.brand svg { width: 32px; height: 32px; flex: none; }
.nav { display: flex; gap: 20px; font-size: 15px; }
.nav a { color: var(--muted); text-decoration: none; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--text); }

/* landing */
.hero { padding: 72px 0 56px; }
.hero h1 { font-family: var(--font-display); font-size: clamp(40px, 7vw, 68px); line-height: 1.05; letter-spacing: -0.03em; margin: 0 0 20px; max-width: 13ch; }
.hero p.lead { font-size: clamp(18px, 2.2vw, 21px); color: var(--muted); max-width: 34em; margin: 0 0 32px; }
.badge { display: inline-flex; align-items: center; gap: 8px; background: var(--accent-soft); color: var(--accent); font-weight: 600; font-size: 15px; padding: 8px 14px; border-radius: 999px; }
.badge::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }

.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; padding: 8px 0 80px; }
.feature { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.feature h2 { font-family: var(--font-display); font-size: 18px; margin: 0 0 6px; letter-spacing: -0.01em; }
.feature p { margin: 0; color: var(--muted); font-size: 16px; }
.feature .icon { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--accent-soft); color: var(--accent); margin-bottom: 14px; }
.feature .icon svg { width: 22px; height: 22px; }

/* legal pages */
.legal { max-width: 740px; padding-top: 32px; padding-bottom: 80px; }
.legal h1 { font-family: var(--font-display); font-size: clamp(32px, 5vw, 44px); letter-spacing: -0.02em; line-height: 1.1; margin: 0 0 8px; }
.legal .updated { color: var(--muted); margin: 0 0 32px; }
.legal h2 { font-family: var(--font-display); font-size: 21px; letter-spacing: -0.01em; margin: 40px 0 10px; }
.legal h3 { font-size: 17px; margin: 24px 0 6px; }
.legal p, .legal li { color: var(--text); }
.legal ul { padding-left: 22px; }
.legal li { margin: 6px 0; }
.legal .callout { background: var(--accent-soft); border-radius: 12px; padding: 16px 18px; margin: 16px 0; }
.legal .callout p { margin: 0; }
.legal .toc { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 16px 20px; margin: 0 0 8px; }
.legal .toc ol { margin: 0; padding-left: 22px; columns: 2; column-gap: 32px; font-size: 15px; }
.legal .toc li { margin: 3px 0; break-inside: avoid; }
@media (max-width: 600px) { .legal .toc ol { columns: 1; } }

/* footer */
.site-footer { border-top: 1px solid var(--line); padding: 24px 0 40px; color: var(--muted); font-size: 15px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
.site-footer nav { display: flex; gap: 20px; }
.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover { color: var(--text); }