:root {
  --encre: #0B2A3A;
  --texte-doux: #35515F;
  --accent: #0E6E8C;
  --accent-fonce: #0B5872;
  --clair: #F4F8F9;
  --bordure: #DCE7EA;
  --champ: #B9CCD2;
  --eau: #CFE4EA;
  --eau-2: #D9E6E3;
  --cyan: #8FD3E6;
  --titre: 'Bricolage Grotesque', 'Helvetica Neue', Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: 'Figtree', 'Helvetica Neue', Arial, sans-serif; color: var(--encre); background: var(--clair); font-size: 17px; line-height: 1.55; }
img { max-width: 100%; }
a { color: var(--encre); }
a:hover { color: var(--accent); }
.conteneur { max-width: 1200px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
h1, h2, h3 { font-family: var(--titre); letter-spacing: -0.015em; margin: 0; }
p { margin: 0; }
.surtitre { font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; font-size: 14px; color: var(--accent); }
.doux { color: var(--texte-doux); }

/* En-tête */
.entete { background: #000; position: sticky; top: 0; z-index: 10; }
.entete .conteneur { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 24px; padding-top: 10px; padding-bottom: 10px; }
.entete .logo img { display: block; height: 64px; width: auto; }
.menu { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 26px; font-weight: 500; }
.menu a { color: #FFF; text-decoration: none; }
.menu a:hover, .menu a.actif { color: #7FD6F5; }
.menu a.bouton, .menu a.bouton:hover { color: #FFF; }

/* Boutons */
.bouton { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; text-decoration: none; background: var(--accent); color: #FFF; padding: 12px 24px; border-radius: 999px; font-weight: 600; border: none; font: inherit; font-weight: 600; cursor: pointer; }
.bouton:hover { background: var(--accent-fonce); color: #FFF; }
.bouton.contour { background: transparent; color: var(--encre); border: 1.5px solid var(--encre); }
.bouton.contour:hover { background: var(--encre); color: #FFF; }
.bouton.grand { padding: 16px 28px; }

/* Sections */
.section { padding-top: 88px; padding-bottom: 88px; }
.blanc { background: #FFF; }
.sombre { background: var(--encre); color: #FFF; }
.deux-col { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr)); gap: 56px; align-items: center; }
.pile { display: flex; flex-direction: column; gap: 20px; }
.h1 { font-size: clamp(38px, 6vw, 60px); line-height: 1.04; letter-spacing: -0.02em; }
.h2 { font-size: clamp(30px, 4vw, 42px); line-height: 1.1; }
.photo { border-radius: 28px; background: var(--eau); width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: flex; align-items: center; justify-content: center; text-align: center; color: var(--texte-doux); font-size: 15px; padding: 24px; }
img.photo { padding: 0; }
.coches { display: flex; flex-direction: column; gap: 12px; }
.coches div { display: flex; gap: 12px; align-items: flex-start; }
.coches svg { flex-shrink: 0; margin-top: 2px; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; }
.cartes { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; }
.carte { background: #FFF; border: 1px solid var(--bordure); border-radius: 18px; padding: 20px; }
.etapes { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 20px; }
.etape { border-top: 2px solid var(--cyan); padding-top: 20px; display: flex; flex-direction: column; gap: 8px; }
.etape .num { font-family: var(--titre); font-size: 34px; font-weight: 700; color: var(--cyan); }
.etape .t { font-weight: 600; font-size: 19px; }
.etape .d { color: #C4D7DE; font-size: 16px; }

/* Formulaire */
.formulaire { display: flex; flex-direction: column; gap: 16px; background: var(--clair); border-radius: 24px; padding: 32px; }
.formulaire .ligne { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.formulaire label { display: flex; flex-direction: column; gap: 6px; font-weight: 500; font-size: 15px; }
.formulaire input, .formulaire select, .formulaire textarea { font: inherit; padding: 13px 14px; border: 1px solid var(--champ); border-radius: 12px; background: #FFF; color: var(--encre); }
.formulaire textarea { resize: vertical; }
.formulaire .piege { position: absolute; left: -9999px; }
.message-ok { background: #E3F4EA; color: #14532D; border-radius: 14px; padding: 16px 18px; font-weight: 500; }
.message-erreur { background: #FCE8E6; color: #7F1D1D; border-radius: 14px; padding: 16px 18px; font-weight: 500; }

/* Pied de page */
.pied { background: #000; color: #C4D7DE; }
.pied .conteneur { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 16px; padding-top: 32px; padding-bottom: 32px; font-size: 15px; }
.pied img { display: block; height: 120px; width: auto; }

/* Modèles */
.filtres { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.filtres button { font: inherit; font-weight: 600; font-size: 15px; min-height: 44px; padding: 10px 18px; border-radius: 999px; cursor: pointer; border: 1.5px solid var(--champ); background: #FFF; color: var(--encre); }
.filtres button[aria-pressed="true"] { border-color: var(--accent); background: var(--accent); color: #FFF; }
.filtres .compte { margin-left: auto; color: var(--texte-doux); font-size: 15px; }
.grille { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 18px; }
.modele { background: #FFF; border: 1px solid var(--bordure); border-radius: 22px; overflow: hidden; display: flex; flex-direction: column; }
.modele > a { text-decoration: none; color: inherit; display: flex; flex-direction: column; }
.modele .visuel { aspect-ratio: 4 / 3; background: var(--eau); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; padding: 20px; width: 100%; }
.modele img.visuel { padding: 0; object-fit: cover; display: block; }
.plan { background: var(--cyan); border: 3px solid #FFF; max-height: 90px; }
.modele .infos { padding: 20px 22px 0; display: flex; flex-direction: column; gap: 4px; }
.modele .nom { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.modele h2 { font-size: 24px; }
.badge { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: #FFF; background: var(--accent); padding: 3px 9px; border-radius: 999px; }
.modele .bas { padding: 14px 22px 22px; display: flex; flex-direction: column; gap: 14px; flex-grow: 1; }
.modele .bas .desc { font-size: 15px; color: var(--texte-doux); flex-grow: 1; }
.volet { font-size: 14px; font-weight: 600; color: #0B4F63; }
.retour { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; font-weight: 600; text-decoration: none; }
.galerie { display: flex; flex-direction: column; gap: 12px; }
.galerie .grande { width: 100%; aspect-ratio: 4 / 3; border-radius: 24px; background: #FFF; object-fit: cover; display: block; }
.galerie .grande.contenu { object-fit: contain; }
.vignettes { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 10px; }
.vignettes button { padding: 0; cursor: pointer; aspect-ratio: 1 / 1; border-radius: 12px; overflow: hidden; background: #FFF; border: 3px solid transparent; }
.vignettes button[aria-pressed="true"] { border-color: var(--accent); }
.vignettes img { display: block; width: 100%; height: 100%; object-fit: cover; }
.vignettes img.contenu { object-fit: contain; }
.mesures { margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--bordure); border: 1px solid var(--bordure); border-radius: 18px; overflow: hidden; }
.mesures div { background: #FFF; padding: 16px 18px; }
.mesures dt { font-size: 13px; color: #4A6672; text-transform: uppercase; letter-spacing: 0.05em; }
.mesures dd { margin: 0; font-weight: 600; font-size: 20px; white-space: pre-line; }
.coloris { display: flex; flex-wrap: wrap; gap: 16px; }
.coloris span { display: flex; align-items: center; gap: 8px; }
.coloris i { width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--champ); display: inline-block; }
.equipements { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
.equipements ul { margin: 0; padding-left: 20px; color: var(--texte-doux); font-size: 16px; display: flex; flex-direction: column; gap: 4px; }
.bloc-volet { background: var(--encre); color: #FFF; border-radius: 24px; padding: 36px; display: flex; flex-direction: column; gap: 18px; }
.bloc-volet .option { border: 1px solid #2E5465; border-radius: 16px; padding: 18px; }

@media (max-width: 640px) {
  .section { padding-top: 56px; padding-bottom: 56px; }
  .entete { position: static; }
  .entete .logo img { height: 48px; }
  .menu { gap: 6px 18px; font-size: 15px; }
  .vignettes { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .formulaire { padding: 22px; }
}