:root { --fond: #101115; --encre: #F2F3F5; --sourdine: #A9AEB8; --jaune: #FFE600; --trait: #2A2D35; }
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--fond); color: var(--encre); font: 17px/1.6 "Segoe UI", system-ui, -apple-system, Roboto, sans-serif; }
main { max-width: 680px; margin: 0 auto; padding: 56px 20px 72px; }
a { color: var(--jaune); }
a:focus-visible { outline: 3px solid var(--jaune); outline-offset: 2px; }
.marque { display: flex; align-items: center; gap: 16px; margin-bottom: 28px; }
.marque img { width: 72px; height: 72px; border-radius: 50%; }
h1 { font-size: 40px; line-height: 1.1; margin: 0; font-weight: 900; letter-spacing: -0.01em; }
h2 { font-size: 20px; margin: 36px 0 8px; }
p, li { color: var(--encre); }
.sous-titre { color: var(--sourdine); font-size: 19px; margin-top: 6px; }
.bouton { display: inline-block; margin-top: 18px; background: var(--jaune); color: #15171A; text-decoration: none;
          font-weight: 800; padding: 12px 20px; border-radius: 8px; }
footer { margin-top: 56px; padding-top: 18px; border-top: 1px solid var(--trait); color: var(--sourdine); font-size: 15px; }
@media (max-width: 520px) { h1 { font-size: 32px; } main { padding-top: 36px; } }