:root { color-scheme: light; --ink: #17202a; --muted: #52616b; --line: #d8e0e4; --accent: #0c6b74; --surface: #f6fafb; }
* { box-sizing: border-box; }
body { margin: 0; color: var(--ink); background: var(--surface); font-family: Arial, Helvetica, sans-serif; line-height: 1.6; }
main { width: min(760px, calc(100% - 40px)); margin: 52px auto 28px; padding: 40px; background: #fff; border: 1px solid var(--line); border-radius: 14px; }
.eyebrow { margin: 0 0 8px; color: var(--accent); font-weight: 700; letter-spacing: .04em; text-transform: uppercase; font-size: .82rem; }
h1 { margin: 0 0 10px; font-size: clamp(2rem, 5vw, 3rem); line-height: 1.15; }
h2 { margin: 30px 0 8px; font-size: 1.15rem; }
p { margin: 0 0 14px; }
.lead { color: var(--muted); font-size: 1.12rem; }
.updated { color: var(--muted); font-size: .92rem; }
a { color: var(--accent); }
nav { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 32px; padding-top: 22px; border-top: 1px solid var(--line); }
nav a { font-weight: 700; }
footer { width: min(760px, calc(100% - 40px)); margin: 0 auto 50px; color: var(--muted); font-size: .9rem; }
@media (max-width: 560px) { main { width: calc(100% - 24px); margin-top: 12px; padding: 26px 22px; } footer { width: calc(100% - 24px); } }