:root {
  --bg: #fff8ec;
  --ink: #1d1530;
  --muted: #5b5170;
  --accent: #ff4f6d;
  --accent-2: #3d5cff;
  --line: #e9dcc6;
  --todo-bg: #ffe14d;
  --todo-ink: #1d1530;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15101f;
    --ink: #f6efe2;
    --muted: #b5aac6;
    --accent: #ff6b84;
    --accent-2: #8c9dff;
    --line: #2e2540;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

a { color: var(--accent-2); }

header, main, footer {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 16px;
}

header {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  align-items: baseline;
  justify-content: space-between;
  padding-top: 24px;
  padding-bottom: 24px;
}

.wordmark {
  font-weight: 900;
  font-size: 22px;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}
.wordmark span { color: var(--accent); }

nav { display: flex; gap: 16px; }
nav a { color: var(--muted); text-decoration: none; font-weight: 600; }
nav a:hover { color: var(--ink); }

.hero { padding: 48px 0 64px; }
.hero h1 {
  font-size: clamp(40px, 11vw, 84px);
  line-height: 0.95;
  letter-spacing: -0.04em;
  font-weight: 900;
  margin: 0 0 20px;
}
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p { font-size: 20px; color: var(--muted); max-width: 32em; margin: 0; }

.badge {
  display: inline-block;
  margin-top: 28px;
  padding: 10px 18px;
  border: 2px solid var(--ink);
  border-radius: 999px;
  font-weight: 700;
}

.doc h1 { font-size: 36px; line-height: 1.1; letter-spacing: -0.02em; margin: 24px 0 4px; }
.doc h2 { font-size: 22px; margin: 40px 0 8px; }
.doc .updated { color: var(--muted); margin-top: 0; }
.doc ul { padding-left: 22px; }
.doc li { margin: 4px 0; }

.todo {
  background: var(--todo-bg);
  color: var(--todo-ink);
  padding: 0 4px;
  border-radius: 3px;
  font-weight: 700;
}

footer {
  margin-top: 64px;
  padding-top: 20px;
  padding-bottom: 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}
footer a { color: var(--muted); }