:root {
  color-scheme: light;
  --encre: #1b1a17;
  --doux: #5c5a53;
  --pale: #8a877e;
  --fond: #fbfaf7;
  --carte: #ffffff;
  --trait: #e7e3d9;
  --accent: #b3261e;
  --accent-fond: #fbeeec;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px; line-height: 1.6; color: var(--encre); background: var(--fond);
}
a { color: var(--accent); text-underline-offset: 3px; }
.contenu { max-width: 760px; margin: 0 auto; padding: 0 20px; }

/* En-tête */
header.site { border-bottom: 1px solid var(--trait); background: var(--carte); }
header.site .contenu { display: flex; align-items: center; justify-content: space-between; gap: 6px 16px; padding-top: 16px; padding-bottom: 16px; flex-wrap: wrap; }
.marque { color: var(--encre); text-decoration: none; font-weight: 700; letter-spacing: -0.01em; }
header.site nav { display: flex; gap: 4px 18px; flex-wrap: wrap; }
header.site nav a { color: var(--doux); text-decoration: none; font-size: 15px; }
header.site nav a:hover, header.site nav a[aria-current="page"] { color: var(--encre); }

/* Titres et texte */
main { padding: 56px 0 88px; }
.surtitre { display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent); margin-bottom: 12px; }
h1 { font-size: clamp(30px, 5vw, 42px); line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 16px; text-wrap: balance; }
h2 { font-size: 22px; line-height: 1.25; letter-spacing: -0.01em; margin: 48px 0 12px; }
h3 { font-size: 17px; margin: 0 0 6px; }
p, li { margin: 0 0 12px; }
ul { padding-left: 22px; }
.chapeau { font-size: 19px; color: var(--doux); max-width: 62ch; }
.meta { color: var(--pale); font-size: 15px; margin-bottom: 32px; }

/* Blocs */
.grille { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin: 24px 0; }
.carte { background: var(--carte); border: 1px solid var(--trait); border-radius: 14px; padding: 20px; }
.carte p { color: var(--doux); font-size: 16px; margin: 0; }
.encadre { background: var(--carte); border: 1px solid var(--trait); border-radius: 14px; padding: 20px 22px; margin: 20px 0; }
.encadre.accent { background: var(--accent-fond); border-color: #f1d3cf; }
.encadre strong { display: block; margin-bottom: 6px; }
.bouton { display: inline-block; background: var(--encre); color: #fff; text-decoration: none; font-weight: 600; font-size: 16px; padding: 12px 20px; border-radius: 10px; }
.bouton:hover { background: #000; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.9em; background: #f0ede5; padding: 1px 6px; border-radius: 5px; overflow-wrap: anywhere; }

/* Pied de page */
footer { border-top: 1px solid var(--trait); padding: 24px 0 48px; color: var(--pale); font-size: 14px; }
footer .contenu { display: flex; justify-content: space-between; gap: 12px 24px; flex-wrap: wrap; }
footer a { color: var(--pale); }
footer nav { display: flex; gap: 18px; flex-wrap: wrap; }