:root { --bg: #f6f5f1; --text: #17181a; --muted: #5d6066; --line: #dedbd2; --accent: #2f7d5b; color-scheme: light dark; }
@media (prefers-color-scheme: dark) { :root { --bg: #0e0f11; --text: #ecebe6; --muted: #a2a59f; --line: #2a2c2f; --accent: #6fcf9f; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.65 "Inter", system-ui, -apple-system, "Segoe UI", sans-serif; }
main { max-width: 760px; margin: 0 auto; padding: 48px 20px 80px; }
header { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 36px; }
header a.brand { font-weight: 800; letter-spacing: -0.02em; color: var(--text); text-decoration: none; font-size: 18px; }
nav a { color: var(--muted); font-size: 14px; margin-left: 14px; }
h1 { font-size: clamp(28px, 5vw, 40px); line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 36px 0 8px; letter-spacing: -0.01em; }
p, li { color: var(--text); }
.meta { color: var(--muted); font-size: 14px; }
a { color: var(--accent); }
table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 12px 0; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.box { border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; margin: 18px 0; }
footer { margin-top: 56px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }