:root { --bleu: #0B3D91; }
* { box-sizing: border-box; }
body { margin: 0; background: #F3F5F9; color: #1B1F27; font: 16px/1.6 Arial, Helvetica, sans-serif; }
header { background: var(--bleu); color: #fff; padding: 16px 20px; }
header a { color: #fff; text-decoration: none; font-weight: 900; font-size: 22px; }
main { max-width: 820px; margin: 24px auto; background: #fff; border-radius: 12px; padding: 24px 28px; }
h1 { color: var(--bleu); font-size: 26px; margin-top: 0; }
h2 { color: var(--bleu); font-size: 19px; margin-top: 28px; }
.a-completer { background: #FFF3C4; padding: 0 4px; border-radius: 4px; }
.maj { color: #777; font-size: 14px; }
nav { text-align: center; font-size: 14px; padding: 8px 0 32px; }
nav a { color: var(--bleu); margin: 0 8px; }
table { border-collapse: collapse; width: 100%; font-size: 15px; }
td, th { border: 1px solid #ddd; padding: 8px; text-align: left; vertical-align: top; }
@media (max-width: 600px) { main { margin: 0; border-radius: 0; padding: 18px; } }