:root {
  color-scheme: dark;
  --fond: #0b0e14;
  --fond-2: #111726;
  --carte: #151c2c;
  --trait: #232c40;
  --trait-fort: #34405a;
  --texte: #e7ecf5;
  --doux: #9aa7bd;
  --pale: #6d7a91;
  --renard: #ff7a1a;
  --ambre: #ffb020;
  --sur-renard: #1a0f00;
  --renard-texte: #ff9a4d;
  --renard-fond: rgb(255 122 26 / .13);
  --lueur: rgb(255 122 26 / .2);
  --verre: rgb(11 14 20 / .78);
}

@media (prefers-color-scheme: light) {
  :root {
    color-scheme: light;
    --fond: #f2f4f8;
    --fond-2: #e9edf3;
    --carte: #ffffff;
    --trait: #dde3ec;
    --trait-fort: #c3ccd9;
    --texte: #121826;
    --doux: #566174;
    --pale: #8a94a6;
    --renard: #f26a0c;
    --ambre: #ffa800;
    --renard-texte: #c2530a;
    --renard-fond: rgb(242 106 12 / .1);
    --lueur: rgb(242 106 12 / .12);
    --verre: rgb(242 244 248 / .82);
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--fond); color: var(--texte); font: 400 17px/1.6 "Barlow", system-ui, sans-serif; }
a { color: var(--renard-texte); }
:focus-visible { outline: 2px solid var(--ambre); outline-offset: 3px; border-radius: 6px; }
.contenu { width: min(1080px, 100% - 32px); margin-inline: auto; }

.tete { position: sticky; top: 0; z-index: 10; background: var(--verre); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--trait); }
.tete .contenu { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; }
.marque { display: inline-flex; align-items: center; gap: 10px; color: var(--texte); text-decoration: none; font: 700 23px/1 "Barlow Semi Condensed", sans-serif; }
.etincelle { width: 26px; height: 26px; border-radius: 8px; background: linear-gradient(135deg, var(--renard), var(--ambre)); box-shadow: 0 0 18px var(--lueur); flex: none; }
.menu { display: flex; gap: 24px; }
.menu a { color: var(--doux); text-decoration: none; font-weight: 500; font-size: 15px; }
.menu a:hover { color: var(--texte); }

.accroche { position: relative; overflow: hidden; padding: 104px 0 88px; }
.accroche::before { content: ""; position: absolute; top: -260px; right: -180px; width: 680px; height: 680px; background: radial-gradient(closest-side, var(--lueur), transparent); pointer-events: none; }
.accroche .contenu { position: relative; }
.etiquette { display: inline-block; margin: 0; padding: 7px 13px; border-radius: 999px; background: var(--renard-fond); color: var(--renard-texte); font: 600 13px/1 "Barlow", sans-serif; letter-spacing: .08em; text-transform: uppercase; }
h1 { font: 700 clamp(40px, 6.4vw, 68px)/1.02 "Barlow Semi Condensed", sans-serif; margin: 22px 0 20px; max-width: 17ch; }
h1 em { font-style: normal; background: linear-gradient(90deg, var(--renard), var(--ambre)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.chapo { font-size: clamp(18px, 2.2vw, 21px); color: var(--doux); max-width: 58ch; margin: 0 0 34px; }
.boutons { display: flex; flex-wrap: wrap; gap: 12px; }
.bouton { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; border-radius: 12px; font: 600 16px/1 "Barlow", sans-serif; text-decoration: none; transition: transform .15s ease, border-color .15s ease; }
.bouton:hover { transform: translateY(-1px); }
.bouton.plein { background: linear-gradient(135deg, var(--renard), var(--ambre)); color: var(--sur-renard); box-shadow: 0 8px 24px var(--lueur); }
.bouton.creux { border: 1px solid var(--trait-fort); color: var(--texte); }
.bouton.creux:hover { border-color: var(--renard); }

.bloc { padding: 80px 0; }
.bloc-titre { font: 700 clamp(30px, 4vw, 42px)/1.08 "Barlow Semi Condensed", sans-serif; margin: 0 0 12px; }
.bloc-chapo { color: var(--doux); max-width: 62ch; margin: 0 0 36px; }
.cartes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.carte, .encart { background: var(--carte); border: 1px solid var(--trait); border-radius: 18px; padding: 26px; }
.carte h3, .encart h3 { font: 600 22px/1.2 "Barlow Semi Condensed", sans-serif; margin: 18px 0 8px; }
.encart h3 { margin-top: 0; }
.carte p { margin: 0; color: var(--doux); }
.pastille { width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center; background: var(--renard-fond); color: var(--renard-texte); }
.pastille svg { width: 22px; height: 22px; }

.pilotage { background: var(--fond-2); border-block: 1px solid var(--trait); }
.pilotage .grille { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: start; }
.liste { list-style: none; padding: 0; margin: 0 0 22px; display: grid; gap: 12px; }
.liste li { display: grid; grid-template-columns: 22px 1fr; gap: 10px; }
.liste li::before { content: ""; width: 10px; height: 10px; margin-top: 9px; border-radius: 3px; background: linear-gradient(135deg, var(--renard), var(--ambre)); }
.note { color: var(--doux); margin: 0; }
.engagements { list-style: none; padding: 0; margin: 0 0 20px; display: grid; gap: 10px; color: var(--doux); }
.engagements li { padding-left: 28px; position: relative; }
.engagements li::before { content: "✓"; position: absolute; left: 0; color: var(--renard-texte); font-weight: 700; }
.lien-fleche { font-weight: 600; text-decoration: none; }
.lien-fleche:hover { text-decoration: underline; }

.contact .contenu { text-align: center; }
.contact .bloc-chapo { margin-inline: auto; }
.contact .boutons { justify-content: center; }

.pied { border-top: 1px solid var(--trait); padding: 28px 0 40px; color: var(--pale); font-size: 14px; }
.pied .contenu { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; }
.pied nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.pied a { color: var(--doux); text-decoration: none; }
.pied a:hover { color: var(--texte); }

.page-texte { padding: 64px 0 88px; }
.page-texte .contenu { max-width: 760px; }
.page-texte h1 { font-size: clamp(36px, 5vw, 52px); max-width: none; margin-bottom: 8px; }
.page-texte h2 { font: 700 27px/1.2 "Barlow Semi Condensed", sans-serif; margin: 48px 0 12px; }
.page-texte h3 { font: 600 20px/1.3 "Barlow Semi Condensed", sans-serif; margin: 28px 0 6px; }
.page-texte p, .page-texte li { color: var(--doux); }
.page-texte strong { color: var(--texte); font-weight: 600; }
.page-texte ul { padding-left: 22px; }
.page-texte li { margin-bottom: 8px; }
.maj { color: var(--pale); font-size: 15px; margin-top: 0; }
.intro { font-size: 19px; }

@media (max-width: 860px) {
  .cartes, .pilotage .grille { grid-template-columns: 1fr; }
  .pilotage .grille { gap: 28px; }
}

@media (max-width: 640px) {
  .menu a:not(.garder) { display: none; }
  .accroche { padding: 64px 0 56px; }
  .bloc { padding: 60px 0; }
  .boutons .bouton { flex: 1 1 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .bouton { transition: none; }
}