:root { color-scheme: light; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #182235; background: #f8fafc; }
* { box-sizing: border-box; }
body { margin: 0; line-height: 1.7; }
header, main, footer { width: min(100% - 40px, 780px); margin-inline: auto; }
header { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; padding-block: 28px; border-bottom: 1px solid #e2e8f0; }
.brand { color: #182235; font-size: 23px; font-weight: 750; text-decoration: none; letter-spacing: -.6px; }
.brand span { color: #64748b; font-weight: 400; }
nav { display: flex; gap: 20px; font-size: 14px; }
a { color: #4338ca; text-underline-offset: 3px; overflow-wrap: anywhere; }
a:focus-visible { outline: 3px solid #818cf8; outline-offset: 5px; border-radius: 2px; }
main { padding-block: 48px; }
h1 { margin: 0 0 12px; font-size: clamp(30px, 6vw, 42px); letter-spacing: -1.1px; line-height: 1.2; }
h2 { margin: 32px 0 10px; font-size: 21px; letter-spacing: -.3px; }
p { margin-block: 12px; }
li { margin-block: 10px; }
.muted { color: #64748b; font-size: 14px; }
.intro { color: #475569; font-size: 18px; }
.contact { margin-top: 28px; padding: 24px; background: #fff; border: 1px solid #e2e8f0; border-radius: 20px; }
.contact h2 { margin-top: 0; }
footer { padding-block: 24px 40px; border-top: 1px solid #e2e8f0; color: #64748b; font-size: 13px; }
@media (max-width: 480px) { main { padding-block: 34px; } .contact { padding: 20px; } }