/* =============================================================================
   Modèle « VaultEdge » adapté aux métiers artisanaux
   HTML / CSS / JS autonomes — aucune dépendance externe.
   Charte reprise de l'original : bleu nuit, accent or, radius 12px.
   ============================================================================= */

:root {
  --fonce: #0d1b2a;
  --marine: #1a2f4b;
  --or: #d4a017;
  --or-clair: #f0c14b;
  --clair: #f4f7fb;
  --blanc: #ffffff;
  --texte: #4a5568;
  --bordure: #e2e8f0;
  --radius: 12px;
  --ombre: 0 8px 30px rgba(13, 27, 42, 0.1);
  --ombre-forte: 0 18px 50px rgba(13, 27, 42, 0.18);
  --transition: 0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--texte);
  background: var(--blanc);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  margin: 0;
  color: var(--fonce);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-wrap: balance;
}
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

:focus-visible { outline: 2px solid var(--or); outline-offset: 3px; }

.conteneur { width: min(100% - 2.5rem, 1180px); margin-inline: auto; }
.conteneur--etroit { width: min(100% - 2.5rem, 820px); }

.section { padding: clamp(3.5rem, 8vw, 6.5rem) 0; }
.section--claire { background: var(--clair); }

.section__entete { max-width: 620px; margin-bottom: 3rem; }
.section__entete--centre { margin-inline: auto; text-align: center; }
.section__entete h2 { font-size: clamp(1.75rem, 4vw, 2.6rem); }
.section__entete p { margin-top: 1rem; font-size: 1.05rem; }

.etiquette {
  display: inline-block;
  color: var(--or);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 0.9rem;
}

.surligne { color: var(--or); }
.surligne-or {
  position: relative;
  white-space: nowrap;
}
.surligne-or::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0.08em;
  height: 0.32em;
  background: rgba(212, 160, 23, 0.28);
  z-index: -1;
}

/* ----- Boutons ----- */
.bouton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), transform var(--transition);
}
.bouton--grand { padding: 1rem 2rem; font-size: 1.02rem; }
.bouton--or { background: var(--or); color: var(--fonce); }
.bouton--or:hover { background: var(--or-clair); transform: translateY(-2px); }
.bouton--fonce { background: var(--fonce); color: #fff; }
.bouton--fonce:hover { background: var(--marine); }
.bouton--blanc { background: #fff; color: var(--fonce); }
.bouton--blanc:hover { background: var(--clair); }
.bouton--fantome { background: transparent; color: var(--fonce); border-color: var(--bordure); }
.bouton--fantome:hover { border-color: var(--fonce); }

/* ----- En-tête ----- */
.entete {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.entete.est-defile { border-bottom-color: var(--bordure); box-shadow: 0 4px 20px rgba(13, 27, 42, 0.06); }
.entete__interieur { display: flex; align-items: center; gap: 1.5rem; min-height: 80px; }

.logo { font-size: 1.3rem; font-weight: 700; color: var(--fonce); letter-spacing: -0.02em; }
.logo__accent { color: var(--or); }
.logo--pied { color: #fff; }

.nav { display: none; gap: 1.9rem; margin-left: auto; font-size: 0.95rem; font-weight: 500; }
.nav a { color: var(--texte); transition: color var(--transition); }
.nav a:hover { color: var(--fonce); }
@media (min-width: 1024px) { .nav { display: flex; } }

.entete__actions { display: flex; align-items: center; gap: 1rem; margin-left: auto; }
@media (min-width: 1024px) { .entete__actions { margin-left: 0; } }
.entete__tel { display: none; font-weight: 700; color: var(--fonce); }
@media (min-width: 640px) { .entete__tel { display: inline; } }
.entete .bouton--or { display: none; }
@media (min-width: 768px) { .entete .bouton--or { display: inline-flex; } }

.burger { display: flex; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.burger span { width: 24px; height: 2px; background: var(--fonce); transition: var(--transition); }
@media (min-width: 1024px) { .burger { display: none; } }
.nav.est-ouvert {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 100%; left: 0; right: 0;
  background: #fff;
  padding: 1.25rem 1.5rem;
  gap: 1rem;
  border-bottom: 1px solid var(--bordure);
  box-shadow: var(--ombre);
}

/* ----- Accroche ----- */
.heros { padding: clamp(2.5rem, 6vw, 4.5rem) 0 clamp(3rem, 7vw, 5rem); overflow: hidden; }
.heros__grille { display: grid; gap: clamp(2.5rem, 6vw, 4rem); align-items: center; }
@media (min-width: 992px) { .heros__grille { grid-template-columns: 1.05fr 0.95fr; } }

.heros__badge {
  display: inline-block;
  background: var(--clair);
  border: 1px solid var(--bordure);
  border-radius: 999px;
  padding: 0.45rem 1.1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--marine);
  margin-bottom: 1.4rem;
}
.heros h1 { font-size: clamp(2.2rem, 5.5vw, 3.75rem); }
.heros__texte { margin-top: 1.35rem; font-size: 1.1rem; max-width: 34rem; }
.heros__boutons { margin-top: 2.1rem; display: flex; flex-wrap: wrap; gap: 0.9rem; }

.heros__stats {
  margin-top: 2.75rem;
  padding-top: 2rem;
  border-top: 1px solid var(--bordure);
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.25rem);
}
.stat strong { display: block; font-size: clamp(1.35rem, 3vw, 1.85rem); color: var(--fonce); font-weight: 700; }
.stat span { font-size: 0.87rem; }
.stat__separateur { width: 1px; height: 38px; background: var(--bordure); }

/* Images de l'accroche : superposition + carte flottante */
.heros__droite { position: relative; min-height: 420px; }
.heros__image { border-radius: 20px; background-size: cover; background-position: center; }
.heros__image--principale {
  width: 84%;
  aspect-ratio: 4 / 5;
  margin-left: auto;
  box-shadow: var(--ombre-forte);
  background-image: linear-gradient(150deg, #1a2f4b 0%, #0d1b2a 60%, #16324f 100%);
  position: relative;
}
.heros__image--principale::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 20px;
  background:
    radial-gradient(circle at 30% 25%, rgba(212, 160, 23, 0.22), transparent 55%),
    repeating-linear-gradient(115deg, rgba(255,255,255,0.045) 0 2px, transparent 2px 22px);
}
.heros__image--accent {
  position: absolute;
  left: 0;
  bottom: 8%;
  width: 46%;
  aspect-ratio: 1 / 1;
  border: 6px solid #fff;
  box-shadow: var(--ombre);
  background-image: linear-gradient(135deg, #d4a017 0%, #b8860b 100%);
}
.heros__image--accent::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 14px;
  background: repeating-linear-gradient(45deg, rgba(13,27,42,0.12) 0 3px, transparent 3px 16px);
}

.carte-flottante {
  position: absolute;
  right: 2%;
  bottom: 4%;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  background: #fff;
  border-radius: var(--radius);
  padding: 0.95rem 1.3rem;
  box-shadow: var(--ombre-forte);
}
.carte-flottante__icone {
  width: 42px; height: 42px;
  border-radius: 10px;
  display: grid; place-items: center;
  background: rgba(212, 160, 23, 0.15);
  color: var(--or);
  flex-shrink: 0;
}
.carte-flottante__icone svg { width: 21px; height: 21px; }
.carte-flottante strong { display: block; color: var(--fonce); font-size: 0.98rem; }
.carte-flottante span { font-size: 0.8rem; }

/* ----- Bandeau de confiance défilant ----- */
.bandeau-confiance { background: var(--fonce); padding: 1.05rem 0; overflow: hidden; }
.bandeau-confiance__piste {
  display: flex;
  gap: 3.5rem;
  width: max-content;
  animation: defilement 38s linear infinite;
}
.bandeau-confiance span {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.bandeau-confiance span::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--or);
}
@keyframes defilement {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .bandeau-confiance__piste { animation: none; flex-wrap: wrap; width: auto; justify-content: center; gap: 1.5rem; }
}

/* ----- Grille de services ----- */
.grille-services {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
}
.carte-service {
  background: #fff;
  border: 1px solid var(--bordure);
  border-radius: var(--radius);
  padding: 2rem 1.8rem;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.carte-service:hover {
  transform: translateY(-6px);
  box-shadow: var(--ombre);
  border-color: transparent;
}
.carte-service__icone {
  width: 56px; height: 56px;
  border-radius: 14px;
  display: grid; place-items: center;
  background: var(--clair);
  color: var(--marine);
  margin-bottom: 1.4rem;
  transition: background var(--transition), color var(--transition);
}
.carte-service:hover .carte-service__icone { background: var(--or); color: var(--fonce); }
.carte-service__icone svg { width: 26px; height: 26px; }
.carte-service h3 { font-size: 1.18rem; margin-bottom: 0.65rem; }
.carte-service p { font-size: 0.97rem; }
.lien-carte {
  display: inline-flex; align-items: center; gap: 0.45rem;
  margin-top: 1.2rem;
  color: var(--fonce);
  font-weight: 600;
  font-size: 0.92rem;
}
.lien-carte span { transition: transform var(--transition); }
.carte-service:hover .lien-carte { color: var(--or); }
.carte-service:hover .lien-carte span { transform: translateX(4px); }

/* ----- Bloc deux colonnes ----- */
.duo { display: grid; gap: clamp(2.5rem, 6vw, 4.5rem); align-items: center; }
@media (min-width: 992px) { .duo { grid-template-columns: 0.9fr 1.1fr; } }

.duo__media { position: relative; }
.duo__image {
  border-radius: 20px;
  aspect-ratio: 4 / 4.4;
  box-shadow: var(--ombre-forte);
  background-image: linear-gradient(160deg, #1a2f4b 0%, #0d1b2a 100%);
  position: relative;
  overflow: hidden;
}
.duo__image::after {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 70% 20%, rgba(212,160,23,0.25), transparent 50%),
    repeating-linear-gradient(-20deg, rgba(255,255,255,0.05) 0 2px, transparent 2px 26px);
}
.duo__encart {
  position: absolute;
  right: -12px; bottom: 32px;
  background: var(--or);
  color: var(--fonce);
  border-radius: var(--radius);
  padding: 1.1rem 1.5rem;
  box-shadow: var(--ombre);
  text-align: center;
}
.duo__encart strong { display: block; font-size: 1.75rem; font-weight: 700; line-height: 1.1; }
.duo__encart span { font-size: 0.82rem; font-weight: 600; }

.duo__contenu h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
.duo__intro { margin-top: 1.1rem; font-size: 1.05rem; }
.liste-atouts { margin: 2rem 0; display: grid; gap: 1.35rem; }
.liste-atouts li { padding-left: 2.2rem; position: relative; font-size: 0.97rem; }
.liste-atouts li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.35em;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: rgba(212, 160, 23, 0.18);
  box-shadow: inset 0 0 0 2px var(--or);
}
.liste-atouts strong { display: block; color: var(--fonce); font-size: 1.03rem; margin-bottom: 0.15rem; }

/* ----- Chiffres ----- */
.chiffres { background: var(--fonce); padding: clamp(3rem, 6vw, 4.5rem) 0; }
.grille-chiffres {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  text-align: center;
}
.chiffre strong {
  display: block;
  font-size: clamp(2.1rem, 5vw, 3.1rem);
  font-weight: 700;
  color: var(--or);
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.chiffre span { color: rgba(255, 255, 255, 0.72); font-size: 0.93rem; }

/* ----- Réalisations ----- */
.grille-realisations {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}
.realisation { margin: 0; }
.realisation__image {
  border-radius: var(--radius);
  aspect-ratio: 4 / 3;
  box-shadow: var(--ombre);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition);
}
.realisation:hover .realisation__image { transform: translateY(-5px); }
.realisation__image::after {
  content: "";
  position: absolute; inset: 0;
  background: repeating-linear-gradient(135deg, rgba(255,255,255,0.06) 0 2px, transparent 2px 20px);
}
.realisation__image[data-teinte="1"] { background: linear-gradient(145deg, #1a2f4b, #0d1b2a); }
.realisation__image[data-teinte="2"] { background: linear-gradient(145deg, #2c4a6b, #16324f); }
.realisation__image[data-teinte="3"] { background: linear-gradient(145deg, #b8860b, #8a6508); }
.realisation__image[data-teinte="4"] { background: linear-gradient(145deg, #23405f, #12263c); }
.realisation figcaption { margin-top: 0.95rem; }
.realisation strong { display: block; color: var(--fonce); font-size: 1.02rem; }
.realisation span { font-size: 0.88rem; }

/* ----- Zones ----- */
.liste-zones { display: flex; flex-wrap: wrap; gap: 0.7rem; }
.liste-zones li {
  background: #fff;
  border: 1px solid var(--bordure);
  border-radius: 999px;
  padding: 0.55rem 1.25rem;
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--fonce);
  transition: border-color var(--transition), color var(--transition);
}
.liste-zones li:hover { border-color: var(--or); color: var(--or); }

/* ----- Avis ----- */
.resume-note { display: flex; align-items: center; justify-content: center; gap: 0.6rem; flex-wrap: wrap; margin-top: 1rem; }
.etoiles { color: var(--or); letter-spacing: 2px; font-size: 1.05rem; }
.grille-avis { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); }
.avis {
  margin: 0;
  background: #fff;
  border: 1px solid var(--bordure);
  border-radius: var(--radius);
  padding: 2rem 1.8rem;
}
.avis p { margin-top: 0.9rem; font-size: 0.99rem; }
.avis footer { margin-top: 1.5rem; padding-top: 1.2rem; border-top: 1px solid var(--bordure); }
.avis strong { display: block; color: var(--fonce); font-size: 0.98rem; }
.avis footer span { font-size: 0.86rem; }

/* ----- FAQ ----- */
.faq { display: grid; gap: 0.85rem; }
.faq__item {
  background: #fff;
  border: 1px solid var(--bordure);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq__item[open] { border-color: var(--or); }
.faq__item summary {
  cursor: pointer;
  padding: 1.25rem 1.6rem;
  font-weight: 600;
  color: var(--fonce);
  font-size: 1.02rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: "+";
  color: var(--or);
  font-size: 1.55rem;
  font-weight: 400;
  line-height: 1;
  flex-shrink: 0;
}
.faq__item[open] summary::after { content: "−"; }
.faq__reponse { padding: 0 1.6rem 1.4rem; font-size: 0.98rem; }

/* ----- Bandeau d'appel ----- */
.bandeau-appel {
  background: linear-gradient(135deg, #1a2f4b 0%, #0d1b2a 100%);
  border-radius: 22px;
  padding: clamp(2.5rem, 6vw, 4rem);
  display: grid;
  gap: 2rem;
  align-items: center;
  position: relative;
  overflow: hidden;
}
@media (min-width: 900px) { .bandeau-appel { grid-template-columns: 1.35fr 0.65fr; } }
.bandeau-appel::before {
  content: "";
  position: absolute;
  right: -60px; top: -60px;
  width: 260px; height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212,160,23,0.28), transparent 68%);
}
.bandeau-appel h2 { color: #fff; font-size: clamp(1.6rem, 3.6vw, 2.35rem); position: relative; }
.bandeau-appel p { color: rgba(255, 255, 255, 0.78); margin-top: 0.9rem; position: relative; }
.bandeau-appel__actions { display: flex; flex-direction: column; gap: 0.8rem; position: relative; }

/* ----- Pied de page ----- */
.pied { background: var(--fonce); color: rgba(255, 255, 255, 0.7); padding: clamp(3rem, 6vw, 4.5rem) 0 1.75rem; }
.pied__grille { display: grid; gap: 2.5rem; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }
.pied h3 { color: #fff; font-size: 1.03rem; margin-bottom: 1.1rem; }
.pied__texte { margin-top: 1.1rem; font-size: 0.94rem; max-width: 22rem; }
.pied__liste { display: grid; gap: 0.6rem; font-size: 0.94rem; }
.pied__liste a { transition: color var(--transition); }
.pied__liste a:hover { color: var(--or); }
.pied__bas {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: space-between;
  font-size: 0.86rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ----- Barre d'appel mobile ----- */
.appel-mobile {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 60;
  background: var(--or);
  color: var(--fonce);
  text-align: center;
  padding: 1rem;
  font-weight: 700;
  box-shadow: 0 -4px 16px rgba(13, 27, 42, 0.18);
}
@media (min-width: 768px) { .appel-mobile { display: none; } }
@media (max-width: 767px) {
  body { padding-bottom: 3.9rem; }
  .heros__droite { min-height: 340px; }
  .duo__encart { right: 12px; }
}