:root {
  --fond: #fbf8f6;
  --carte: #ffffff;
  --texte: #1d1d1f;
  --doux: #5f5f66;
  --trait: #e8e2de;
  --corail: #f2482a;
  --corail-fonce: #c9341a;
  --bleu: #2f7cf6;
  --jaune: #ffc531;
  --rouge: #e8364a;
  --rayon: 22px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fond: #121214;
    --carte: #1c1c1f;
    --texte: #f5f5f7;
    --doux: #a1a1aa;
    --trait: #2c2c31;
    --corail: #ff6a4d;
    --corail-fonce: #ff8a70;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--fond);
  color: var(--texte);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--corail-fonce); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
.page { max-width: 760px; margin: 0 auto; padding: 0 20px; }

/* En-tête */
header.barre {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 18px 0;
}
.marque { display: flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; font-weight: 650; font-size: 19px; letter-spacing: -0.01em; }
.marque img { width: 32px; height: 32px; border-radius: 8px; }
nav.liens { display: flex; gap: 18px; font-size: 15px; flex-wrap: wrap; justify-content: flex-end; }
nav.liens a { color: var(--doux); text-decoration: none; }
@media (max-width: 480px) {
  .marque { font-size: 17px; gap: 8px; }
  .marque img { width: 28px; height: 28px; }
  nav.liens { gap: 12px; font-size: 14px; flex-wrap: nowrap; }
}
nav.liens a:hover, nav.liens a[aria-current="page"] { color: var(--texte); }

/* Accueil */
.heros { text-align: center; padding: 56px 0 40px; }
.heros img.icone { width: 128px; height: 128px; border-radius: 29px; box-shadow: 0 18px 40px -16px rgba(201, 52, 26, 0.55); }
.heros h1 { font-size: clamp(40px, 9vw, 64px); line-height: 1.02; letter-spacing: -0.035em; margin: 28px 0 12px; }
.heros p.accroche { font-size: clamp(19px, 3.6vw, 23px); color: var(--doux); margin: 0 auto; max-width: 30em; line-height: 1.4; }
.bientot {
  display: inline-block; margin-top: 28px; padding: 10px 18px; border-radius: 999px;
  background: var(--texte); color: var(--fond); font-size: 15px; font-weight: 600;
}
.cases { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin: 24px 0 56px; }
.case {
  background: var(--carte); border: 1px solid var(--trait); border-radius: var(--rayon);
  padding: 22px 22px 20px; position: relative; overflow: hidden;
}
.case::before { content: ""; position: absolute; left: 22px; top: 0; width: 36px; height: 5px; border-radius: 0 0 4px 4px; background: var(--bleu); }
.case:nth-child(3n+2)::before { background: var(--jaune); }
.case:nth-child(3n+3)::before { background: var(--rouge); }
.case h2 { font-size: 18px; margin: 8px 0 6px; letter-spacing: -0.01em; }
.case p { margin: 0; color: var(--doux); font-size: 16px; }
.case.large { grid-column: 1 / -1; }
@media (max-width: 560px) { .cases { grid-template-columns: 1fr; } }

/* Pages de texte */
.texte { padding: 32px 0 56px; }
.texte h1 { font-size: clamp(32px, 6vw, 44px); letter-spacing: -0.03em; line-height: 1.1; margin: 8px 0 8px; }
.texte .date { color: var(--doux); font-size: 15px; margin: 0 0 28px; }
.texte h2 { font-size: 21px; letter-spacing: -0.01em; margin: 36px 0 8px; }
.texte h3 { font-size: 17px; margin: 22px 0 4px; }
.texte p, .texte li { color: var(--texte); }
.texte ul { padding-left: 22px; }
.texte li { margin: 4px 0; }
.encadre {
  background: var(--carte); border: 1px solid var(--trait); border-radius: var(--rayon);
  padding: 20px 22px; margin: 20px 0;
}
.encadre p:first-child { margin-top: 0; }
.encadre p:last-child { margin-bottom: 0; }
.contact { font-size: 20px; font-weight: 600; }
code { font: 15px ui-monospace, "SF Mono", Menlo, Consolas, monospace; background: var(--trait); padding: 1px 6px; border-radius: 6px; }

footer.pied {
  border-top: 1px solid var(--trait); padding: 22px 0 36px; color: var(--doux); font-size: 14px;
  display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between;
}
footer.pied a { color: var(--doux); }
footer.pied nav { display: flex; gap: 16px; flex-wrap: wrap; }