:root { color-scheme: light; font-family: system-ui, sans-serif; color: #20163c; background: #fbf8ff; }
body { margin: 0; }
main { max-width: 720px; margin: 0 auto; padding: 32px 20px 48px; }
header { border-bottom: 2px solid #e4d9ff; }
nav a { color: #4a2578; font-weight: 700; text-decoration: none; }
h1 { font-size: clamp(2rem, 8vw, 3.5rem); line-height: 1.05; }
h2 { margin-top: 2rem; }
li { margin: .6rem 0; }
.lead { font-size: 1.2rem; line-height: 1.55; }
.cta { display: inline-block; margin-top: 1rem; padding: .75rem 1rem; border-radius: .75rem; background: #6134a1; color: white; font-weight: 700; text-decoration: none; }
footer { margin-top: 3rem; color: #625a6f; font-size: .9rem; }