:root { color-scheme: light; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #020817; background: #f8fafc; }
* { box-sizing: border-box; }
body { margin: 0; line-height: 1.6; }
header, main, footer { width: min(100% - 40px, 760px); margin: 0 auto; }
header { padding: 40px 0 24px; border-bottom: 1px solid #e2e8f0; }
.brand { color: #2c5282; font-weight: 700; }
nav { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 16px; }
a { color: #2f855a; text-underline-offset: 4px; }
a:focus-visible { outline: 3px solid #2c5282; outline-offset: 5px; }
main { margin-top: 32px; margin-bottom: 32px; padding: 28px; background: white; border: 1px solid #e2e8f0; border-radius: 20px; }
h1 { color: #2c5282; font-family: Georgia, serif; font-size: clamp(1.8rem, 5vw, 2.5rem); line-height: 1.2; }
footer { color: #64748b; padding-bottom: 32px; font-size: .9rem; }
h2 { color: #2c5282; font-size: 1.15rem; margin-top: 2rem; }
table { width: 100%; border-collapse: collapse; font-size: .95rem; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid #e2e8f0; }
th { color: #475569; font-weight: 600; }
code { font-size: .9em; }