/* Feuille de style commune à toutes les pages */
:root {
  --encre: #1f2a2e;
  --encre-douce: #4d5b60;
  --fond: #f7f4ef;
  --carte: #ffffff;
  --accent: #0f6b62;
  --accent-fonce: #0a4f48;
  --accent-clair: #e3f0ee;
  --sable: #e9e1d3;
  --erreur: #b3261e;
  --ok: #1d7a3a;
  --bord: #d9d3c7;
  --rayon: 14px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--encre);
  background: var(--fond);
  line-height: 1.55;
  font-size: 16px;
}

a { color: var(--accent); }

.conteneur { max-width: 1080px; margin: 0 auto; padding: 0 16px; }

/* ---------- En-tête ---------- */
.entete { padding: 18px 0; }
.entete .conteneur { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.logo { font-weight: 800; font-size: 1.1rem; letter-spacing: -0.01em; color: var(--encre); text-decoration: none; }
.logo span { color: var(--accent); }
.entete .zone { font-size: 0.9rem; color: var(--encre-douce); }

/* ---------- Héros + formulaire ---------- */
.heros { padding: 12px 0 48px; }
.heros .conteneur { display: grid; gap: 32px; grid-template-columns: 1fr; align-items: start; }
@media (min-width: 900px) {
  .heros .conteneur { grid-template-columns: 1fr 460px; gap: 48px; padding-top: 24px; }
}

.heros h1 {
  font-size: clamp(1.8rem, 4.5vw, 2.7rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 8px 0 16px;
}
.heros .chapo { font-size: 1.1rem; color: var(--encre-douce); margin: 0 0 24px; max-width: 34em; }

.atouts { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 12px; }
.atouts li { display: flex; gap: 12px; align-items: flex-start; }
.atouts .puce {
  flex: none; width: 28px; height: 28px; border-radius: 50%;
  background: var(--accent-clair); color: var(--accent);
  display: grid; place-items: center; font-weight: 800; font-size: 0.9rem;
}
.atouts strong { display: block; }
.atouts small { color: var(--encre-douce); font-size: 0.95rem; }

.etapes { background: var(--sable); border-radius: var(--rayon); padding: 18px 20px; }
.etapes h2 { font-size: 1rem; margin: 0 0 10px; }
.etapes ol { margin: 0; padding-left: 20px; color: var(--encre-douce); }
.etapes li { margin: 4px 0; }

/* ---------- Carte formulaire ---------- */
.carte {
  background: var(--carte);
  border: 1px solid var(--bord);
  border-radius: var(--rayon);
  padding: 22px 20px;
  box-shadow: 0 10px 30px rgba(31, 42, 46, 0.07);
}
@media (min-width: 900px) { .carte { position: sticky; top: 16px; padding: 26px 26px; } }

.carte h2 { font-size: 1.25rem; margin: 0 0 4px; }
.carte .sous-titre { color: var(--encre-douce); margin: 0 0 18px; font-size: 0.95rem; }

fieldset { border: 0; padding: 0; margin: 0 0 18px; }
legend { font-weight: 700; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--accent); margin-bottom: 10px; padding: 0; }

.champ { margin-bottom: 12px; }
.champ label { display: block; font-weight: 600; font-size: 0.92rem; margin-bottom: 4px; }
.champ .facultatif { font-weight: 400; color: var(--encre-douce); }

input[type="text"], input[type="email"], input[type="tel"], select, textarea {
  width: 100%;
  font: inherit;
  font-size: 16px; /* évite le zoom automatique sur iPhone */
  color: var(--encre);
  background: #fff;
  border: 1px solid var(--bord);
  border-radius: 10px;
  padding: 11px 12px;
  transition: border-color .15s, box-shadow .15s;
}
textarea { min-height: 80px; resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(15, 107, 98, 0.18);
}
.champ.invalide input, .champ.invalide select { border-color: var(--erreur); }
.message-champ { display: none; color: var(--erreur); font-size: 0.85rem; margin-top: 4px; }
.champ.invalide .message-champ { display: block; }

.deux-colonnes { display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 480px) { .deux-colonnes { grid-template-columns: 1fr 1fr; } }
.deux-colonnes .champ { margin-bottom: 0; }
.deux-colonnes + .champ, .deux-colonnes + .deux-colonnes { margin-top: 12px; }

/* Encadré partenaire */
.partenaire {
  border-radius: 10px; padding: 12px 14px; margin: 4px 0 14px; font-size: 0.93rem;
  display: none;
}
.partenaire.visible { display: block; }
.partenaire.trouve { background: var(--accent-clair); border: 1px solid #bcdcd7; }
.partenaire.absent { background: #fbeeec; border: 1px solid #efc7c2; color: #6e1a14; }

/* Consentements */
.consentement {
  display: flex; gap: 10px; align-items: flex-start;
  font-size: 0.9rem; color: var(--encre); margin-bottom: 12px;
}
.consentement input { margin-top: 3px; width: 18px; height: 18px; flex: none; accent-color: var(--accent); }
.consentement.invalide { color: var(--erreur); }
.note-legale { font-size: 0.8rem; color: var(--encre-douce); margin: 10px 0 0; }

/* Bouton */
.bouton {
  width: 100%; border: 0; cursor: pointer;
  background: var(--accent); color: #fff;
  font: inherit; font-weight: 700; font-size: 1.05rem;
  padding: 14px 18px; border-radius: 12px;
  transition: background .15s, transform .05s;
}
.bouton:hover { background: var(--accent-fonce); }
.bouton:active { transform: translateY(1px); }
.bouton:disabled { background: #9db5b1; cursor: not-allowed; }
.bouton-mobile { display: block; text-align: center; text-decoration: none; margin: 0 0 28px; }
@media (min-width: 900px) { .bouton-mobile { display: none; } }

.alerte { display: none; border-radius: 10px; padding: 12px 14px; margin-top: 12px; font-size: 0.93rem; }
.alerte.visible { display: block; }
.alerte.erreur { background: #fbeeec; color: #6e1a14; border: 1px solid #efc7c2; }

/* Écran de remerciement */
.merci { display: none; text-align: center; padding: 12px 4px; }
.merci.visible { display: block; }
.merci .rond {
  width: 56px; height: 56px; border-radius: 50%; margin: 0 auto 12px;
  background: var(--accent-clair); color: var(--accent);
  display: grid; place-items: center; font-size: 1.6rem; font-weight: 800;
}

/* Piège à robots : invisible pour les humains */
.pot-de-miel { position: absolute !important; left: -10000px !important; width: 1px; height: 1px; overflow: hidden; }

/* ---------- Pages légales ---------- */
.page-texte { padding: 8px 0 56px; }
.page-texte .carte { position: static; max-width: 780px; margin: 0 auto; }
.page-texte h1 { font-size: 1.7rem; margin: 0 0 6px; letter-spacing: -0.01em; }
.page-texte h2 { font-size: 1.1rem; margin: 26px 0 8px; }
.page-texte p, .page-texte li { color: var(--encre); }
.page-texte table { width: 100%; border-collapse: collapse; font-size: 0.92rem; margin: 8px 0; }
.page-texte th, .page-texte td { text-align: left; border-bottom: 1px solid var(--bord); padding: 8px 6px; vertical-align: top; }
.page-texte .maj { color: var(--encre-douce); font-size: 0.9rem; margin-bottom: 18px; }

/* ---------- Pied de page ---------- */
.pied { border-top: 1px solid var(--bord); padding: 22px 0 32px; font-size: 0.88rem; color: var(--encre-douce); }
.pied .conteneur { display: flex; flex-wrap: wrap; gap: 8px 18px; justify-content: space-between; }
.pied nav { display: flex; flex-wrap: wrap; gap: 6px 16px; }
.pied a { color: var(--encre-douce); }