:root {
  --bg: #f6f5f1;
  --fg: #1c1b19;
  --muted: #6b6860;
  --line: #dedbd2;
  --accent: #d2491f;
  --card: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #151513;
    --fg: #ecebe6;
    --muted: #9a978e;
    --line: #2c2b27;
    --accent: #ff7a4d;
    --card: #1d1c1a;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 860px; margin: 0 auto; padding: 32px 20px 48px; }
main.narrow { max-width: 620px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
header { padding-bottom: 48px; display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 12px; }
nav { display: flex; gap: 18px; font-size: 14px; }
nav a { color: var(--muted); }
nav a:hover { color: var(--fg); text-decoration: none; }
.prose { margin: 40px 0 56px; }
.prose h2 { font-size: 18px; margin: 32px 0 8px; }
.prose p, .prose li { color: var(--muted); }
.prose ul { padding-left: 20px; }
figure { margin: 20px 0 0; }
figure img { width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--line); display: block; }
figcaption { margin-top: 10px; font-size: 14px; }
.logo { color: var(--fg); font-weight: 700; font-size: 18px; letter-spacing: -0.02em; }
.logo span { color: var(--accent); }
.hero h1 { font-size: clamp(32px, 6vw, 52px); line-height: 1.08; letter-spacing: -0.03em; margin: 0 0 20px; }
.hero p { color: var(--muted); max-width: 560px; margin: 0 0 16px; }
.code { font: 600 14px ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--accent) !important; letter-spacing: 0.1em; }
.demo {
  margin-top: 36px; padding: 20px; border: 1px solid var(--line); border-radius: 12px;
  background: var(--card); font: 14px ui-monospace, SFMono-Regular, Menlo, monospace;
  display: flex; flex-direction: column; gap: 8px; overflow: hidden;
}
.demo .long { color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.demo .arrow { color: var(--muted); }
.demo .short { font-size: 18px; }
.demo .short b { color: var(--accent); font-weight: 600; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 28px; margin: 64px 0; }
.grid h2 { font-size: 16px; margin: 0 0 6px; }
.grid p { color: var(--muted); margin: 0; font-size: 15px; }
footer {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
  padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px;
}
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: #2fa24f; vertical-align: middle; }