:root { --bg: #f6f4ee; --ink: #11110f; --muted: #6b6a63; --line: #e3e0d6; --lime: #c6ff3d; }
* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg); color: var(--ink); font-family: "Inter Tight", system-ui, -apple-system, sans-serif; -webkit-font-smoothing: antialiased; line-height: 1.65; }
header, footer { max-width: 760px; margin: 0 auto; padding: 22px 16px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 22px; letter-spacing: -0.03em; color: var(--ink); text-decoration: none; }
.logo-mark { width: 30px; height: 30px; border-radius: 8px; background: var(--ink); display: grid; place-items: center; }
nav a, footer a { color: var(--muted); text-decoration: none; font-size: 14px; margin-left: 16px; }
nav a:hover, footer a:hover { color: var(--ink); }
main { max-width: 760px; margin: 0 auto; padding: 24px 16px 56px; }
h1 { font-size: clamp(34px, 6vw, 52px); line-height: 1.05; letter-spacing: -0.035em; font-weight: 800; }
.updated { margin-top: 10px; color: var(--muted); font-size: 14px; }
.intro { margin-top: 22px; font-size: 18px; }
h2 { margin-top: 40px; font-size: 22px; letter-spacing: -0.02em; font-weight: 800; padding-top: 18px; border-top: 1px solid var(--line); }
h3 { margin-top: 20px; font-size: 17px; font-weight: 700; }
p, ul { margin-top: 12px; font-size: 16.5px; color: #2f2e2a; }
ul { padding-left: 22px; } li { margin-top: 6px; }
a { color: var(--ink); }
strong { font-weight: 700; }
.box { margin-top: 22px; background: #fffdf8; border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; }
.caps { text-transform: uppercase; font-size: 14.5px; }
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
@media (max-width: 520px) { nav a { margin-left: 10px; } }