:root {
  --ground: #fbf6ec;
  --surface: #ffffff;
  --ink: #2b2320;
  --muted: #6e625b;
  --line: #eadfcc;
  --tomato: #e8432f;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ground: #1c1714;
    --surface: #2a2320;
    --ink: #f5ede3;
    --muted: #b5a89e;
    --line: #3d332d;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}
main { max-width: 680px; margin: 0 auto; padding: 48px 20px 80px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--tomato); font-weight: 700; text-decoration: none; }
.brand span { width: 14px; height: 14px; border-radius: 50%; background: var(--tomato); display: inline-block; }
h1 { font-size: 40px; line-height: 1.1; letter-spacing: -0.02em; margin: 28px 0 8px; }
h2 { font-size: 21px; margin: 36px 0 8px; }
.updated { color: var(--muted); margin: 0 0 28px; }
.summary { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 18px 22px; }
.summary p { margin: 0; }
a { color: var(--tomato); }
ul { padding-left: 22px; }
footer { margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: 15px; }