:root {
  --bg: #fbfbfa;
  --fg: #1a1a18;
  --muted: #6b6b66;
  --accent: #2f6f4f;
  --rule: #e3e3df;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14140f;
    --fg: #ecece6;
    --muted: #9a9a92;
    --accent: #8fc7a8;
    --rule: #2c2c26;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 3rem;
  padding: 3rem 1.5rem;
  background: var(--bg);
  color: var(--fg);
  font: 400 clamp(1rem, 0.95rem + 0.3vw, 1.125rem)/1.65 ui-sans-serif, -apple-system,
        "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
main { width: 100%; max-width: 34rem; margin: 0 auto; }
h1 {
  margin: 0 0 0.35rem;
  font-size: clamp(2rem, 1.6rem + 2vw, 3rem);
  font-weight: 600;
  letter-spacing: -0.022em;
  line-height: 1.1;
}
.tagline { margin: 0 0 2rem; color: var(--muted); font-size: 1.05em; }
.note { margin: 0 0 2rem; }
.links { display: flex; flex-wrap: wrap; gap: 1.5rem; margin: 0; padding: 1.75rem 0 0; list-style: none; border-top: 1px solid var(--rule); }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }
footer { width: 100%; max-width: 34rem; margin: 0 auto; color: var(--muted); font-size: 0.875rem; }
footer p { margin: 0; }