:root { color-scheme: light; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #14292b; background: #fdfaf4; }
body { margin: 0; }
main { max-width: 32rem; margin: 4rem auto; padding: 1.5rem; }
nav { display: flex; justify-content: flex-end; gap: .5rem; margin-bottom: 2rem; }
h1 { font-size: clamp(2rem, 6vw, 2.8rem); line-height: 1.15; }
h2 { font-size: 1.2rem; }
p { color: #4a5d5f; line-height: 1.6; }
button, .primary { box-sizing: border-box; min-height: 44px; border-radius: 1.5rem; padding: .8rem 1.2rem; font: inherit; cursor: pointer; }
button { border: 1px solid #147873; color: #147873; background: white; }
.primary { display: block; color: white; background: #147873; text-align: center; text-decoration: none; margin-top: 1.75rem; }
section { border-radius: 1.5rem; padding: 1.25rem; margin-top: 2rem; background: white; }
.note, footer { font-size: .9rem; }
footer { margin-top: 2rem; color: #4a5d5f; }
:focus-visible { outline: 3px solid #0a5752; outline-offset: 4px; }
@media (max-width: 500px) { main { margin: 1rem auto; } }