:root { color-scheme: light; --ink:#1c1917; --muted:#57534e; --line:#e7e5e4; --bg:#fafaf9; --card:#fff; }
* { box-sizing: border-box; }
body { margin:0; font:16px/1.5 Georgia, serif; color:var(--ink); background:var(--bg); }
header, main, footer { max-width: 760px; margin: 0 auto; padding: 28px 20px; }
header { display:flex; justify-content:space-between; align-items:baseline; border-bottom:1px solid var(--line); }
a { color:#1d4ed8; }
nav a { margin-left: 14px; text-decoration:none; }
h1 { font-size: 32px; line-height:1.2; margin: 8px 0; }
.muted { color: var(--muted); }
.card { background:var(--card); border:1px solid var(--line); padding:18px 18px 8px; margin: 16px 0; }
.price { font-family: ui-sans-serif, system-ui, sans-serif; font-weight: 650; }
ul { padding-left: 18px; }
footer { border-top:1px solid var(--line); color:var(--muted); font-size:14px; }