:root {
  --noir: #0D0D0F;
  --noir-2: #111320;
  --bleu: #B3D9FF;
  --bleu-clair: #D6EBFF;
  --texte: #F4F2EE;
  --texte-2: #B9B5AD;
  --trait: #23283A;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--noir);
  color: var(--texte);
  font-family: 'Manrope', 'Helvetica Neue', Arial, sans-serif;
  font-size: 17px;
  line-height: 1.55;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--bleu-clair); outline-offset: 3px; border-radius: 6px; }

.titre { font-family: 'Big Shoulders Display', 'Arial Narrow', sans-serif; font-weight: 800; text-transform: uppercase; letter-spacing: 1px; line-height: 1; margin: 0; }

/* En-tête */
.entete { position: absolute; top: 0; left: 0; right: 0; z-index: 5; display: flex; justify-content: center; gap: 30px; padding: 28px 24px; font-weight: 600; font-size: 15px; }
.entete a { text-decoration: none; color: var(--texte-2); }
.entete a:hover { color: var(--texte); }

/* Sections */
section { padding: 90px 24px; display: flex; flex-direction: column; align-items: center; text-align: center; gap: 36px; }
.fond-2 { background: var(--noir-2); }
.contenu { width: 100%; max-width: 1120px; }
.titre-section { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.titre-section .sur-titre { font-weight: 700; font-size: 14px; letter-spacing: 4px; color: var(--bleu-clair); text-transform: uppercase; }
.titre-section h2 { font-size: 56px; }
.titre-section .trait { width: 60px; height: 2px; background: var(--bleu); }
.sous-texte { color: var(--texte-2); max-width: 680px; margin: 0; }

/* Boutons */
.boutons { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; font-weight: 700; font-size: 17px; padding: 16px 30px; border-radius: 999px; text-decoration: none; border: 2px solid var(--bleu); transition: background .2s, color .2s; }
.btn-plein { background: var(--bleu); color: #0B1F3A; }
.btn-plein:hover { background: #CDE6FF; }
.btn-contour { color: var(--bleu-clair); background: transparent; }
.btn-contour:hover { background: rgba(179, 217, 255, .12); }

/* Accueil */
.accueil { position: relative; overflow: hidden; padding: 110px 24px 100px; gap: 26px; background: radial-gradient(ellipse at 50% 0%, #1C3350 0%, var(--noir) 65%); }
.accueil .voiture-fond { position: absolute; left: 50%; top: 58%; width: 1250px; max-width: none; transform: translate(-50%, -50%); opacity: .22; pointer-events: none; }
.accueil > *:not(.voiture-fond) { position: relative; }
.accueil .logo { width: 440px; }
.accueil h1 { font-size: 88px; line-height: .95; max-width: 950px; }
.confiance { display: flex; gap: 26px; flex-wrap: wrap; justify-content: center; font-size: 15px; font-weight: 600; color: #D8DCEA; }
.confiance span::before { content: "✓ "; color: var(--bleu-clair); }
.partenaire { font-size: 14px; color: #7E7A73; margin: 0; }

/* Cartes */
.cartes { display: flex; gap: 22px; width: 100%; }
.carte { flex: 1; border: 1px solid var(--trait); border-radius: 24px; padding: 36px 26px; display: flex; flex-direction: column; align-items: center; gap: 14px; }
.carte.vedette { border: 2px solid var(--bleu); }
.carte h3 { font-size: 32px; letter-spacing: 2px; }
.carte .trait { width: 40px; height: 2px; background: var(--bleu); }
.carte .prix { font-family: 'Big Shoulders Display', 'Arial Narrow', sans-serif; font-weight: 800; font-size: 70px; line-height: 1; color: var(--bleu); }
.carte p { margin: 0; font-size: 15px; color: var(--texte-2); }
.carte ul { margin: 0; padding: 0; list-style: none; font-size: 15px; color: var(--texte-2); display: flex; flex-direction: column; gap: 6px; }
.etiquette { background: var(--bleu); color: #0B1F3A; font-size: 12px; font-weight: 700; letter-spacing: 1px; padding: 5px 12px; border-radius: 999px; }
.supplements { color: var(--texte-2); font-size: 15px; margin: 0; }
.supplements b { color: var(--bleu-clair); }

/* FAQ */
.faq { width: 100%; max-width: 820px; text-align: left; }
.faq details { border-bottom: 1px solid var(--trait); padding: 20px 4px; }
.faq summary { cursor: pointer; font-weight: 700; font-size: 19px; list-style: none; display: flex; justify-content: space-between; gap: 20px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--bleu-clair); font-size: 24px; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 10px 0 0; color: var(--texte-2); }

/* Contact */
.coordonnees { display: flex; flex-direction: column; gap: 8px; font-size: 19px; color: var(--texte-2); }
.coordonnees a { color: var(--texte); text-decoration: none; }
.carte-maps { width: 100%; height: 320px; border: 0; border-radius: 20px; filter: grayscale(.3) invert(.9) hue-rotate(180deg); }

/* Pied de page */
footer { padding: 40px 24px; border-top: 1px solid var(--trait); display: flex; flex-direction: column; align-items: center; gap: 14px; font-size: 13px; color: #7E7A73; text-align: center; }
footer img { width: 140px; }
footer nav { display: flex; gap: 20px; flex-wrap: wrap; justify-content: center; }
footer a { color: var(--texte-2); }

/* Bouton WhatsApp flottant */
.whatsapp-flottant { position: fixed; right: 22px; bottom: 96px; z-index: 10; width: 60px; height: 60px; border-radius: 50%; background: var(--bleu); border: 2px solid var(--bleu-clair); display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 24px rgba(0, 0, 0, .45); }
.whatsapp-flottant svg { width: 30px; height: 30px; fill: #0B1F3A; }

/* Pages de texte (CGV, mentions) */
.page-texte { max-width: 820px; margin: 0 auto; padding: 60px 24px 90px; }
.page-texte .retour { display: inline-block; margin-bottom: 30px; color: var(--bleu-clair); text-decoration: none; font-weight: 600; }
.page-texte h1 { font-size: 56px; margin-bottom: 30px; }
.page-texte h2 { font-family: 'Big Shoulders Display', 'Arial Narrow', sans-serif; font-weight: 800; font-size: 28px; text-transform: uppercase; letter-spacing: 1px; margin: 40px 0 10px; }
.page-texte p, .page-texte li { color: var(--texte-2); }
.page-texte table { border-collapse: collapse; width: 100%; margin: 10px 0; }
.page-texte th, .page-texte td { border-bottom: 1px solid var(--trait); padding: 10px 8px; text-align: left; }
.page-texte blockquote { border-left: 2px solid var(--bleu); margin: 10px 0; padding: 4px 16px; color: var(--texte-2); }

/* Téléphone */
@media (max-width: 760px) {
  body { font-size: 16px; }
  .entete { display: none; }
  section { padding: 56px 20px; gap: 26px; }
  .accueil { padding: 70px 20px 70px; }
  .accueil .logo { width: 280px; }
  .accueil h1 { font-size: 48px; }
  .titre-section h2 { font-size: 38px; }
  .cartes { flex-direction: column; }
  .boutons { flex-direction: column; width: 100%; }
  .btn { width: 100%; }
  .confiance { flex-direction: column; gap: 6px; }
  .page-texte h1 { font-size: 40px; }
}