:root {
  --bg: #0E1B2C;
  --fg: #F5F1E8;
  --muted: #98A8BC;
  --accent: #7EE2C8;
  --amber: #F4B860;
  --card: #15263C;
  --link: #7EE2C8;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
main { max-width: 720px; margin: 0 auto; padding: 4rem 1.5rem 6rem; }
header { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 3rem; }
header .mark { width: 36px; height: 36px; border-radius: 8px; background: linear-gradient(135deg, #F4B860 0%, #7EE2C8 100%); }
header .brand { font-weight: 600; font-size: 1.1rem; letter-spacing: 0.02em; }
header .brand a { color: var(--fg); text-decoration: none; }
h1 { font-size: 2rem; font-weight: 700; letter-spacing: -0.01em; margin: 0 0 0.5rem; }
h2 { font-size: 1.15rem; font-weight: 600; margin: 2.5rem 0 0.5rem; color: var(--accent); }
.lede { color: var(--muted); font-size: 1.05rem; margin-bottom: 2.5rem; }
.meta { color: var(--muted); font-size: 0.85rem; margin-bottom: 2rem; }
p { margin: 0.6rem 0; }
a { color: var(--link); }
a:hover { text-decoration: underline; }
ul { padding-left: 1.25rem; }
li { margin: 0.3rem 0; }
.card { background: var(--card); border-radius: 12px; padding: 1.25rem 1.5rem; margin: 1.25rem 0; }
.card strong { color: var(--amber); }
footer { margin-top: 4rem; padding-top: 2rem; border-top: 1px solid #1f3554; color: var(--muted); font-size: 0.85rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
footer nav a { color: var(--muted); margin-right: 1rem; text-decoration: none; }
footer nav a:hover { color: var(--fg); }