/* =========================================================
   DomiAide — feuille de style principale
   Les couleurs se changent ici (adapter au logo).
   ========================================================= */
:root {
  --primaire: #313950;        /* bleu nuit du logo */
  --primaire-fonce: #232a3d;
  --primaire-clair: #eef0f6;
  --accent: #f07d00;          /* orange du logo */
  --accent-fonce: #c96400;
  --texte: #24323a;
  --texte-doux: #5b6b73;
  --fond: #ffffff;
  --fond-alt: #f6f7fa;
  --bordure: #e2e2dc;
  --rayon: 14px;
  --ombre: 0 6px 24px rgba(35, 42, 61, .08);
  --largeur: 1140px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Nunito", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--texte);
  background: var(--fond);
  line-height: 1.6;
  font-size: 17px;
}
img { max-width: 100%; display: block; }
a { color: var(--primaire); }
h1, h2, h3 { font-family: "Poppins", "Nunito", sans-serif; line-height: 1.25; margin: 0 0 .6em; }
h1 { font-size: clamp(2rem, 4.5vw, 3rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }

.conteneur { width: 100%; max-width: var(--largeur); margin: 0 auto; padding: 0 20px; }
.section { padding: 72px 0; }
.section-alt { background: var(--fond-alt); }
.centre { text-align: center; }
.sous-titre { color: var(--texte-doux); max-width: 680px; margin: 0 auto 2.5em; }
.surtitre { display: inline-block; color: var(--accent-fonce); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; font-size: .8rem; margin-bottom: .6em; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-block; padding: 14px 26px; border-radius: 999px;
  font-weight: 700; text-decoration: none; border: 2px solid transparent;
  cursor: pointer; font-size: 1rem; transition: .2s; font-family: inherit;
}
.btn-accent { background: #db6f00; color: #fff; }
.btn-accent:hover { background: var(--accent-fonce); }
.btn-primaire { background: var(--primaire); color: #fff; }
.btn-primaire:hover { background: var(--primaire-fonce); }
.btn-contour { border-color: currentColor; color: var(--primaire); background: transparent; }
.btn-contour:hover { background: var(--primaire-clair); }
.btn-blanc { background: #fff; color: var(--primaire); }

/* ---------- En-tête ---------- */
.bandeau-haut { background: var(--primaire-fonce); color: #fff; font-size: .88rem; }
.bandeau-haut .conteneur { display: flex; justify-content: space-between; gap: 12px; padding-top: 6px; padding-bottom: 6px; flex-wrap: wrap; }
.bandeau-haut a { color: #fff; text-decoration: none; }

.entete { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.97); border-bottom: 1px solid var(--bordure); }
.entete .conteneur { display: flex; align-items: center; justify-content: space-between; height: 84px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--primaire-fonce); font-family: "Poppins", sans-serif; font-weight: 700; font-size: 1.5rem; }
.logo img { height: 64px; width: auto; }
.logo span em { color: var(--accent); font-style: normal; }

.nav ul { list-style: none; display: flex; gap: 6px; margin: 0; padding: 0; align-items: center; }
.nav a { text-decoration: none; color: var(--texte); font-weight: 600; padding: 8px 12px; border-radius: 8px; }
.nav a:hover, .nav a.actif { color: var(--primaire); background: var(--primaire-clair); }
.nav .btn { color: #fff; padding: 10px 20px; }
.nav .btn:hover { background: var(--accent-fonce); color: #fff; }
.burger { display: none; background: none; border: 0; font-size: 1.8rem; cursor: pointer; color: var(--primaire-fonce); }

@media (max-width: 900px) {
  .burger { display: block; }
  .nav { position: absolute; top: 84px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--bordure); display: none; }
  .nav.ouvert { display: block; }
  .nav ul { flex-direction: column; align-items: stretch; padding: 12px 20px 20px; }
  .nav .btn { text-align: center; }
}

/* ---------- Héros ---------- */
.heros { background: linear-gradient(135deg, var(--primaire-clair) 0%, #fff 60%); padding: 80px 0 90px; }
.heros .conteneur { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.heros p.intro { font-size: 1.15rem; color: var(--texte-doux); }
.heros .actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 1.5em; }
.heros-visuel { background: #fff; border-radius: 28px; aspect-ratio: 1 / 1; display: grid; place-items: center; color: #fff; position: relative; overflow: hidden; box-shadow: var(--ombre); }
.heros-visuel img { width: 100%; height: 100%; object-fit: cover; }
.heros-visuel img.icone-logo { width: 72%; height: auto; object-fit: contain; }
.heros-visuel .placeholder { font-size: 6rem; }
.atouts-mini { display: flex; gap: 22px; flex-wrap: wrap; margin-top: 2em; color: var(--texte-doux); font-size: .95rem; }
.atouts-mini span::before { content: "✓ "; color: var(--primaire); font-weight: 700; }
@media (max-width: 900px) { .heros .conteneur { grid-template-columns: 1fr; } .heros-visuel { max-width: 380px; } }

/* ---------- Cartes ---------- */
.grille { display: grid; gap: 24px; }
.grille-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grille-2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.carte { background: #fff; border: 1px solid var(--bordure); border-radius: var(--rayon); padding: 28px; box-shadow: var(--ombre); }
.carte .icone { width: 56px; height: 56px; border-radius: 16px; background: var(--primaire-clair); display: grid; place-items: center; font-size: 1.7rem; margin-bottom: 16px; }
.carte p { color: var(--texte-doux); margin-bottom: .6em; }
.carte a.lien { font-weight: 700; text-decoration: none; }
.carte ul { padding-left: 1.1em; color: var(--texte-doux); margin: 0; }

/* ---------- Étapes ---------- */
.etapes { counter-reset: etape; }
.etape { position: relative; padding-top: 10px; }
.etape::before { counter-increment: etape; content: counter(etape); display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 800; margin-bottom: 12px; }

/* ---------- Bandeau crédit d'impôt ---------- */
.bandeau-credit { background: var(--primaire); color: #fff; border-radius: 22px; padding: 40px; display: flex; gap: 30px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.bandeau-credit .chiffre { font-size: 3.4rem; font-weight: 800; font-family: "Poppins", sans-serif; line-height: 1; }
.bandeau-credit p { margin: 0; max-width: 560px; }

/* ---------- Zone ---------- */
.zones { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }
.zone { background: #fff; border: 2px solid var(--primaire-clair); border-radius: 999px; padding: 10px 22px; font-weight: 700; color: var(--primaire-fonce); }

/* ---------- Bloc CTA ---------- */
.cta { background: linear-gradient(120deg, #e47200 0%, #f59a3a 100%); color: #fff; text-align: center; padding: 64px 0; }
.cta p { opacity: .95; }

/* ---------- Page titre ---------- */
.titre-page { background: var(--primaire-clair); padding: 56px 0 46px; }
.titre-page p { color: var(--texte-doux); max-width: 720px; margin: 0; }

/* ---------- Service détaillé ---------- */
.service { display: grid; grid-template-columns: 90px 1fr; gap: 24px; padding: 32px 0; border-bottom: 1px solid var(--bordure); scroll-margin-top: 90px; }
.service:last-child { border-bottom: 0; }
.service .icone { width: 80px; height: 80px; border-radius: 22px; background: var(--primaire-clair); display: grid; place-items: center; font-size: 2.3rem; }
.service ul { columns: 2; color: var(--texte-doux); padding-left: 1.1em; }
@media (max-width: 640px) { .service { grid-template-columns: 1fr; } .service ul { columns: 1; } }

/* ---------- Formulaires ---------- */
.formulaire { background: #fff; border: 1px solid var(--bordure); border-radius: 20px; padding: 32px; box-shadow: var(--ombre); }
.formulaire fieldset { border: 0; padding: 0; margin: 0 0 28px; }
.formulaire legend { font-family: "Poppins", sans-serif; font-weight: 700; font-size: 1.15rem; margin-bottom: 14px; color: var(--primaire-fonce); }
.champs { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; }
.champ { display: flex; flex-direction: column; gap: 6px; }
.champ.large { grid-column: 1 / -1; }
label { font-weight: 600; font-size: .95rem; }
input[type=text], input[type=email], input[type=tel], input[type=number], input[type=date], select, textarea, input[type=file] {
  font: inherit; padding: 12px 14px; border: 1.5px solid var(--bordure); border-radius: 10px; background: #fff; color: var(--texte); width: 100%;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primaire); box-shadow: 0 0 0 3px var(--primaire-clair); }
textarea { min-height: 110px; resize: vertical; }
.aide { font-size: .85rem; color: var(--texte-doux); }
.obligatoire { color: var(--accent-fonce); }
.cases { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; }
.case { display: flex; gap: 12px; align-items: flex-start; border: 1.5px solid var(--bordure); border-radius: 12px; padding: 14px; cursor: pointer; font-weight: 600; transition: .15s; }
.case:hover { border-color: var(--primaire); }
.case input { margin-top: 4px; accent-color: var(--primaire); width: 18px; height: 18px; flex-shrink: 0; }
.case small { display: block; font-weight: 400; color: var(--texte-doux); }
.case:has(input:checked) { border-color: var(--primaire); background: var(--primaire-clair); }
.rgpd { font-size: .85rem; color: var(--texte-doux); display: flex; gap: 10px; align-items: flex-start; }
.rgpd input { margin-top: 4px; }
.piege { position: absolute; left: -9999px; }  /* anti-spam */
.option-detail { display: none; margin-top: 10px; }
.option-detail.visible { display: block; }

/* ---------- Simulateur de devis ---------- */
.devis-grille { display: grid; grid-template-columns: 1fr 360px; gap: 32px; align-items: start; }
.recap { position: sticky; top: 100px; background: var(--primaire-fonce); color: #fff; border-radius: 20px; padding: 28px; }
.recap h3 { color: #fff; }
.recap .ligne { display: flex; justify-content: space-between; gap: 10px; padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,.15); font-size: .95rem; }
.recap .total { font-size: 2.2rem; font-weight: 800; font-family: "Poppins", sans-serif; margin-top: 12px; }
.recap .apres-credit { background: rgba(255,255,255,.12); border-radius: 12px; padding: 14px; margin-top: 14px; }
.recap .apres-credit strong { font-size: 1.6rem; color: #ffd8c6; }
.recap .mention { font-size: .78rem; opacity: .8; margin-top: 14px; }
.recap .vide { opacity: .8; font-style: italic; }
@media (max-width: 960px) { .devis-grille { grid-template-columns: 1fr; } .recap { position: static; } }

.message { padding: 16px 20px; border-radius: 12px; margin-bottom: 20px; font-weight: 600; }
.message.ok { background: #e3f5e8; color: #1d6b35; }
.message.erreur { background: #fde8e4; color: #a33a20; }

/* ---------- FAQ ---------- */
details { border: 1px solid var(--bordure); border-radius: 12px; padding: 16px 20px; margin-bottom: 12px; background: #fff; }
summary { font-weight: 700; cursor: pointer; }
details p { margin: 12px 0 0; color: var(--texte-doux); }

/* ---------- Pied de page ---------- */
.pied { background: #232a3d; color: #cdd2de; padding: 56px 0 24px; font-size: .95rem; }
.pied .grille { grid-template-columns: 2fr 1fr 1fr 1.3fr; }
.pied h4 { color: #fff; margin: 0 0 14px; font-family: "Poppins", sans-serif; }
.pied ul { list-style: none; padding: 0; margin: 0; }
.pied li { margin-bottom: 8px; }
.pied a { color: #cdd2de; text-decoration: none; }
.pied a:hover { color: #fff; }
.pied .bas { border-top: 1px solid rgba(255,255,255,.1); margin-top: 36px; padding-top: 20px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: .85rem; }
@media (max-width: 900px) { .pied .grille { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .pied .grille { grid-template-columns: 1fr; } .section { padding: 52px 0; } .formulaire { padding: 22px; } }

/* Barre d'estimation fixe sur mobile */
.recap-mini { display: none; }
@media (max-width: 960px) {
  .recap-mini:not([hidden]) { display: block; position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 40; background: var(--primaire-fonce); color: #fff; text-align: center; padding: 14px; border-radius: 14px; box-shadow: 0 8px 24px rgba(0,0,0,.25); text-decoration: none; }
  .recap-mini strong { color: #ffd8c6; }
}

/* Formules tarifaires */
.formule { position: relative; display: flex; flex-direction: column; }
.formule.mise-en-avant { border: 2px solid var(--accent); }
.pastille { position: absolute; top: -13px; left: 24px; background: var(--accent); color: #fff; font-size: .78rem; font-weight: 800; padding: 3px 12px; border-radius: 999px; }
.prix-formule { margin: 4px 0 0; }
.prix-formule strong { font-family: "Poppins", sans-serif; font-size: 2.2rem; color: var(--primaire); }
.prix-net { margin-bottom: 16px; }
.prix-net strong { color: var(--accent-fonce); }
.carte ul.avantages { list-style: none; padding: 16px 0 0; border-top: 1px solid var(--bordure); display: grid; gap: 6px; }
.avantages li::before { content: "✓ "; color: var(--accent); font-weight: 800; }

/* Grille tarifaire */
.tableau-defile { overflow-x: auto; max-width: 820px; margin: 18px auto 0; }
.grille-tarifs { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--rayon); overflow: hidden; box-shadow: var(--ombre); font-variant-numeric: tabular-nums; }
.grille-tarifs th { background: var(--primaire); color: #fff; text-align: left; padding: 14px 18px; font-size: .95rem; }
.grille-tarifs td { padding: 13px 18px; border-top: 1px solid var(--bordure); }
.grille-tarifs th + th, .grille-tarifs td + td { text-align: right; white-space: nowrap; }
.grille-tarifs td strong { color: var(--accent-fonce); }
.grille-tarifs tbody tr:nth-child(even) { background: var(--fond-alt); }
.grille-tarifs th { white-space: normal; }
@media (max-width: 560px) {
  .grille-tarifs { font-size: .88rem; }
  .grille-tarifs th, .grille-tarifs td { padding: 10px 10px; }
  .grille-tarifs th + th { white-space: normal; }
}

/* Section tarifs aux couleurs du logo : fond bleu nuit, prix en orange */
#tarifs { background: var(--primaire-fonce); color: #fff; }
#tarifs h2, #tarifs > .conteneur > h3 { color: #fff; }
#tarifs .surtitre { color: var(--accent); }
#tarifs .sous-titre, #tarifs > .conteneur > .aide { color: #cdd2de; }
#tarifs .carte { color: var(--texte); }
#tarifs .prix-formule strong { color: var(--accent); }
#tarifs .grille-tarifs th { background: var(--accent); color: #fff; }
#tarifs .grille-tarifs th { background: #db6f00; }
#tarifs .grille-tarifs { color: var(--texte); }