:root { color-scheme: light dark; --fg: #1a1a1a; --bg: #fff; --muted: #555; --line: #ddd; --link: #0b57d0; }
@media (prefers-color-scheme: dark) { :root { --fg: #eee; --bg: #121212; --muted: #aaa; --line: #333; --link: #8ab4f8; } }
* { box-sizing: border-box; }
body { margin: 0; font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--fg); background: var(--bg); }
header, main, footer { max-width: 44rem; margin: 0 auto; padding: 1rem 1.25rem; }
header { border-bottom: 1px solid var(--line); }
header a.brand { font-weight: 700; text-decoration: none; color: var(--fg); }
nav { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: .25rem; }
a { color: var(--link); }
a:focus-visible { outline: 3px solid var(--link); outline-offset: 2px; }
h1 { font-size: 1.75rem; line-height: 1.25; }
h2 { font-size: 1.25rem; margin-top: 2rem; }
.notice { border: 2px solid var(--line); border-radius: .5rem; padding: 1rem; }
.phone { font-size: 1.4rem; font-weight: 700; }
blockquote { margin: 1rem 0; padding: .5rem 1rem; border-left: 4px solid var(--line); color: var(--muted); }
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem; }