:root {
  --ground: #f5f5f2;
  --surface: #eaeae5;
  --line: #dadad4;
  --ink: #111111;
  --muted: #66665f;
  --record: #2d4f80;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ground: #0a0a0a;
    --surface: #161616;
    --line: #2a2a2a;
    --ink: #f2f2ee;
    --muted: #8f8f88;
    --record: #9db8e3;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
}
main { max-width: 680px; margin: 0 auto; padding: 40px 20px 72px; }
header { display: flex; align-items: center; gap: 14px; margin-bottom: 28px; }
header img { width: 56px; height: 56px; border-radius: 13px; }
header a { color: inherit; text-decoration: none; }
.name { font-size: 28px; font-weight: 700; letter-spacing: -0.01em; }
.tag { color: var(--muted); font-size: 15px; }
h1 { font-size: 34px; line-height: 1.15; margin: 0 0 6px; text-wrap: balance; }
h2 { font-size: 21px; margin: 36px 0 8px; }
p, li { max-width: 64ch; }
.meta { color: var(--muted); font-size: 15px; margin: 0 0 24px; }
a { color: var(--record); }
nav { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 32px; }
nav a {
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink);
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
}
nav a[aria-current="page"] { background: var(--ink); color: var(--ground); }
footer { margin-top: 56px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.actions { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); gap: 12px; margin: 8px 0 12px; }
.action {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 20px 22px;
  border-radius: 20px;
  background: var(--surface);
  color: var(--ink);
  text-decoration: none;
  border: 1px solid var(--line);
}
.action.primary { background: var(--ink); color: var(--ground); border-color: var(--ink); }
.action-title { font-size: 20px; font-weight: 700; }
.action-note { font-size: 15px; opacity: 0.75; }
.action:focus-visible, nav a:focus-visible { outline: 2px solid var(--record); outline-offset: 3px; }
.hint { color: var(--muted); font-size: 15px; }
.about { font-size: 17px; margin: 0 0 24px; }