/* =========================================================
   TNF Facilities — feuille de style
   Couleurs de la charte : bleu marine, bleu TNF, blanc
   ========================================================= */
:root {
  --marine: #08345c;
  --marine-fonce: #061f38;
  --bleu: #0b4f8a;
  --bleu-vif: #1e73be;
  --bleu-clair: #4da3ff;
  --ciel: #eaf3fc;
  --fond: #f5f7fa;
  --texte: #1c2b3a;
  --gris: #5b6b7c;
  --bord: #dfe6ee;
  --blanc: #ffffff;
  --whatsapp: #25d366;
  --rayon: 14px;
  --ombre: 0 10px 30px rgba(8, 52, 92, .10);
  --ombre-forte: 0 18px 40px rgba(8, 52, 92, .20);
  --largeur: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--texte);
  background: var(--fond);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--bleu-vif); }
h1, h2, h3, .titre { font-family: "Montserrat", Arial, sans-serif; line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 4.6vw, 3.3rem); font-weight: 800; letter-spacing: -.02em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); font-weight: 800; color: var(--marine); letter-spacing: -.01em; }
h3 { font-size: 1.2rem; font-weight: 700; color: var(--marine); }
p { margin: 0 0 1em; }
.conteneur { width: 100%; max-width: var(--largeur); margin: 0 auto; padding: 0 20px; }
.sur-titre {
  display: inline-block; font-family: "Montserrat", Arial, sans-serif;
  font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--bleu-vif); margin-bottom: .8em;
}
.centre { text-align: center; }
.intro { max-width: 680px; margin: 0 auto 2.5em; color: var(--gris); }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55em;
  padding: .85em 1.5em; border-radius: 999px; border: 0;
  font-family: "Montserrat", Arial, sans-serif; font-weight: 700; font-size: .98rem;
  text-decoration: none; cursor: pointer; transition: transform .2s, background .2s, box-shadow .2s;
}
.btn svg { width: 1.15em; height: 1.15em; flex: none; }
.btn:hover { transform: translateY(-2px); }
.btn-principal { background: var(--bleu-vif); color: var(--blanc); box-shadow: 0 8px 20px rgba(30,115,190,.35); }
.btn-principal:hover { background: var(--bleu-clair); }
.btn-blanc { background: var(--blanc); color: var(--marine); }
.btn-blanc:hover { background: var(--ciel); }
.btn-whatsapp { background: var(--whatsapp); color: var(--blanc); }
.btn-whatsapp:hover { background: #1ebe5d; }
.btn-contour { background: transparent; color: var(--blanc); box-shadow: inset 0 0 0 2px rgba(255,255,255,.55); }
.btn-contour:hover { background: rgba(255,255,255,.1); }

/* ---------- En-tête ---------- */
.entete {
  position: sticky; top: 0; z-index: 1000;
  background: var(--marine);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: box-shadow .3s;
}
.entete.defile { box-shadow: 0 6px 24px rgba(0,0,0,.25); }
.entete .conteneur { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 84px; }
.marque { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--blanc); }
.marque img { height: 70px; width: auto; }
.marque span { font-family: "Montserrat", Arial, sans-serif; font-weight: 800; font-size: 1.15rem; letter-spacing: .02em; line-height: 1.1; }
.marque small { display: block; font-weight: 500; font-size: .72rem; letter-spacing: .08em; color: #b9d4ee; text-transform: uppercase; }

.menu { display: flex; align-items: center; gap: 6px; }
.menu > ul { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 2px; }
.menu li { position: relative; }
.menu a, .menu button.ouvrir {
  display: block; padding: 10px 14px; border-radius: 8px;
  color: var(--blanc); text-decoration: none; font-weight: 600; font-size: .95rem;
  background: none; border: 0; font-family: inherit; cursor: pointer;
}
.menu a:hover, .menu button.ouvrir:hover, .menu a.actif { background: rgba(255,255,255,.1); }
.menu .fleche { display: inline-block; font-size: .7em; margin-left: 4px; transition: transform .2s; }
.sous-menu {
  list-style: none; margin: 0; padding: 8px; position: absolute; top: calc(100% + 6px); left: 0;
  min-width: 250px; background: var(--blanc); border-radius: 12px; box-shadow: var(--ombre-forte);
  opacity: 0; visibility: hidden; transform: translateY(6px); transition: .18s;
}
.sous-menu a { color: var(--texte); font-weight: 500; }
.sous-menu a:hover { background: var(--ciel); color: var(--bleu); }
.deroulant:hover .sous-menu, .deroulant.ouvert .sous-menu { opacity: 1; visibility: visible; transform: none; }
.langues { display: flex; gap: 2px; margin-left: 8px; padding-left: 10px; border-left: 1px solid rgba(255,255,255,.18); }
.langues a { padding: 6px 9px; font-size: .82rem; font-weight: 700; color: #b9d4ee; }
.langues a.actif { color: var(--blanc); background: rgba(255,255,255,.12); }
.menu .btn { margin-left: 8px; padding: .65em 1.15em; font-size: .9rem; }
.burger { display: none; background: none; border: 0; color: var(--blanc); width: 46px; height: 46px; cursor: pointer; border-radius: 10px; }
.burger:hover { background: rgba(255,255,255,.1); }
.burger svg { width: 28px; height: 28px; }

/* ---------- Héros ---------- */
.heros {
  position: relative; overflow: hidden; color: var(--blanc);
  background:
    radial-gradient(1000px 500px at 85% -10%, rgba(77,163,255,.35), transparent 60%),
    radial-gradient(800px 500px at -10% 110%, rgba(30,115,190,.45), transparent 60%),
    linear-gradient(160deg, var(--bleu) 0%, var(--marine) 55%, var(--marine-fonce) 100%);
}
.heros::before { /* motif « circuit » discret, comme sur la carte de visite */
  content: ""; position: absolute; inset: 0; opacity: .12; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.5) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 70% 30%, #000 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 70% 30%, #000 0%, transparent 70%);
}
.heros .conteneur { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 50px; align-items: center; padding-top: 80px; padding-bottom: 90px; }
.heros .sur-titre { color: #9fcbff; }
.heros p.accroche { font-size: 1.15rem; color: #d6e6f6; max-width: 560px; margin-bottom: 1.8em; }
.heros .boutons { display: flex; flex-wrap: wrap; gap: 12px; }
.heros .atouts { display: flex; flex-wrap: wrap; gap: 10px 22px; margin: 2em 0 0; padding: 0; list-style: none; font-size: .95rem; color: #d6e6f6; }
.heros .atouts li { display: flex; align-items: center; gap: 8px; }
.heros .atouts svg { width: 18px; height: 18px; color: var(--bleu-clair); }
.mosaique { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: 1fr 1fr; gap: 14px; aspect-ratio: 1.15 / 1; }
.mosaique img { width: 100%; height: 100%; object-fit: cover; border-radius: 16px; box-shadow: 0 20px 40px rgba(0,0,0,.35); border: 1px solid rgba(255,255,255,.15); }
.mosaique img:first-child { grid-row: span 2; }

/* Héros des pages service */
.heros-page { min-height: 360px; display: flex; align-items: flex-end; }
.heros-page .fond { position: absolute; inset: 0; background-size: cover; background-position: center; }
.heros-page .fond::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(6,31,56,.35) 0%, rgba(6,31,56,.92) 100%); }
.heros-page .conteneur { display: block; padding-top: 110px; padding-bottom: 50px; }
.heros-page h1 { margin-bottom: .25em; }
.heros-page p { font-size: 1.2rem; color: #d6e6f6; margin: 0; }
.fil { font-size: .88rem; color: #b9d4ee; margin-bottom: 1em; }
.fil a { color: #fff; text-decoration: none; }
.fil a:hover { text-decoration: underline; }

/* ---------- Sections ---------- */
.section { padding: 90px 0; }
.section-blanche { background: var(--blanc); }
.bande-atouts { background: var(--blanc); border-bottom: 1px solid var(--bord); }
.bande-atouts .conteneur { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding-top: 34px; padding-bottom: 34px; }
.atout { display: flex; gap: 14px; align-items: flex-start; }
.atout .icone { flex: none; width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center; background: var(--ciel); color: var(--bleu-vif); }
.atout .icone svg { width: 24px; height: 24px; }
.atout strong { display: block; font-family: "Montserrat", Arial, sans-serif; color: var(--marine); font-size: 1rem; }
.atout span { font-size: .9rem; color: var(--gris); line-height: 1.45; display: block; }

/* Cartes services */
.grille-services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.carte-service {
  background: var(--blanc); border-radius: var(--rayon); overflow: hidden;
  box-shadow: var(--ombre); text-decoration: none; color: inherit;
  display: flex; flex-direction: column; transition: transform .25s, box-shadow .25s;
  border: 1px solid var(--bord);
}
.carte-service:hover { transform: translateY(-6px); box-shadow: var(--ombre-forte); }
.carte-service .visuel { aspect-ratio: 3 / 2; overflow: hidden; position: relative; background: linear-gradient(150deg, var(--bleu), var(--marine-fonce)); }
.carte-service .visuel img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.carte-service:hover .visuel img { transform: scale(1.05); }
.carte-service .visuel .pastille {
  position: absolute; left: 16px; bottom: -22px; width: 48px; height: 48px; border-radius: 12px;
  background: var(--bleu-vif); color: #fff; display: grid; place-items: center; box-shadow: 0 8px 18px rgba(30,115,190,.4);
}
.carte-service .visuel .pastille svg { width: 24px; height: 24px; }
.carte-service .visuel .grand-icone { position: absolute; inset: 0; display: grid; place-items: center; color: rgba(255,255,255,.9); }
.carte-service .visuel .grand-icone svg { width: 34%; height: auto; }
.carte-service .corps { padding: 36px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.carte-service p { color: var(--gris); font-size: .96rem; flex: 1; }
.lien-suite { font-weight: 700; color: var(--bleu-vif); font-size: .95rem; }
.carte-service:hover .lien-suite { color: var(--bleu); }
.carte-service.large { grid-column: span 2; }
.carte-service.large .visuel { aspect-ratio: auto; height: 100%; min-height: 0; }
.carte-service.large { display: grid; grid-template-columns: 1.25fr 1fr; }
.carte-service.large .corps { padding: 34px 28px; justify-content: center; }
.carte-service.large h3 { font-size: 1.45rem; }
.carte-cta { background: linear-gradient(150deg, var(--bleu-vif), var(--marine)); border: 0; color: #fff; }
.carte-cta .corps { justify-content: center; padding: 34px 26px; }
.carte-cta h3 { color: #fff; font-size: 1.35rem; }
.carte-cta p { color: #d6e6f6; }
.carte-cta .btn { align-self: flex-start; }

/* Étapes */
.etapes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; counter-reset: etape; }
.etape { background: var(--blanc); border-radius: var(--rayon); padding: 30px 26px; box-shadow: var(--ombre); border: 1px solid var(--bord); position: relative; }
.etape::before {
  counter-increment: etape; content: counter(etape);
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%;
  background: var(--marine); color: #fff; font-family: "Montserrat", Arial, sans-serif; font-weight: 800; margin-bottom: 16px;
}
.etape p { color: var(--gris); margin: 0; font-size: .96rem; }

/* Bloc deux colonnes */
.deux-col { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.liste-coches { list-style: none; padding: 0; margin: 1.2em 0 1.6em; }
.liste-coches li { position: relative; padding-left: 34px; margin-bottom: .7em; }
.liste-coches li::before {
  content: ""; position: absolute; left: 0; top: .28em; width: 22px; height: 22px; border-radius: 50%;
  background: var(--ciel) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231e73be' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center / 14px no-repeat;
}
.carte-zone { border-radius: var(--rayon); overflow: hidden; box-shadow: var(--ombre); border: 1px solid var(--bord); background: var(--blanc); }
.carte-zone iframe { display: block; width: 100%; height: 380px; border: 0; }

/* Bandeau appel à l'action */
.bandeau-cta { background: linear-gradient(135deg, var(--bleu-vif), var(--marine)); color: var(--blanc); border-radius: 22px; padding: 50px; display: flex; align-items: center; justify-content: space-between; gap: 30px; box-shadow: var(--ombre-forte); position: relative; overflow: hidden; }
.bandeau-cta h2 { color: var(--blanc); margin-bottom: .3em; }
.bandeau-cta p { color: #d6e6f6; margin: 0; }
.bandeau-cta .boutons { display: flex; gap: 12px; flex-wrap: wrap; flex: none; }

/* ---------- Pages service ---------- */
.contenu-service { display: grid; grid-template-columns: 1fr 360px; gap: 50px; align-items: start; }
.texte-service p { font-size: 1.05rem; }
.texte-service h2 { font-size: 1.6rem; margin-top: 1.4em; }
.texte-service img.illustration { border-radius: var(--rayon); box-shadow: var(--ombre); margin: 0 0 30px; width: 100%; }
.encart { position: sticky; top: 110px; background: var(--blanc); border-radius: var(--rayon); box-shadow: var(--ombre); border: 1px solid var(--bord); padding: 28px; }
.encart h3 { font-size: 1.15rem; }
.encart p { color: var(--gris); font-size: .95rem; }
.encart .btn { width: 100%; justify-content: center; margin-bottom: 10px; }
.encart .tel { display: block; text-align: center; font-family: "Montserrat", Arial, sans-serif; font-weight: 800; color: var(--marine); font-size: 1.25rem; text-decoration: none; margin: 4px 0 14px; }
.autres { margin-top: 26px; padding-top: 20px; border-top: 1px solid var(--bord); }
.autres strong { font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; color: var(--gris); }
.autres ul { list-style: none; padding: 0; margin: 10px 0 0; }
.autres a { display: block; padding: 7px 0; text-decoration: none; color: var(--texte); font-weight: 500; }
.autres a:hover { color: var(--bleu-vif); }

/* ---------- Contact ---------- */
.grille-contact { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-bottom: 60px; }
.carte-contact { background: var(--blanc); border-radius: var(--rayon); padding: 30px 26px; box-shadow: var(--ombre); border: 1px solid var(--bord); text-align: center; }
.carte-contact .icone { width: 60px; height: 60px; margin: 0 auto 14px; border-radius: 16px; display: grid; place-items: center; background: var(--ciel); color: var(--bleu-vif); }
.carte-contact .icone svg { width: 28px; height: 28px; }
.carte-contact p { color: var(--gris); word-break: break-word; }
.formulaire { background: var(--blanc); border-radius: var(--rayon); padding: 34px; box-shadow: var(--ombre); border: 1px solid var(--bord); }
.formulaire .ligne { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.formulaire label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 6px; color: var(--marine); }
.formulaire input, .formulaire select, .formulaire textarea {
  width: 100%; padding: 13px 14px; margin-bottom: 18px; font: inherit; font-size: .98rem; color: var(--texte);
  border: 1px solid var(--bord); border-radius: 10px; background: var(--fond);
}
.formulaire input:focus, .formulaire select:focus, .formulaire textarea:focus { outline: none; border-color: var(--bleu-vif); background: #fff; box-shadow: 0 0 0 4px rgba(30,115,190,.12); }
.formulaire textarea { min-height: 140px; resize: vertical; }
.formulaire .btn { width: 100%; justify-content: center; }
.formulaire .note { font-size: .85rem; color: var(--gris); margin: 12px 0 0; text-align: center; }

/* ---------- Pied de page ---------- */
.pied { background: var(--marine-fonce); color: #b9cde2; padding: 70px 0 0; margin-top: 0; font-size: .95rem; }
.pied .conteneur { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 40px; }
.pied img { height: 90px; width: auto; margin-bottom: 14px; }
.pied h4 { font-family: "Montserrat", Arial, sans-serif; color: #fff; font-size: .9rem; letter-spacing: .1em; text-transform: uppercase; margin: 0 0 16px; }
.pied ul { list-style: none; margin: 0; padding: 0; }
.pied li { margin-bottom: 8px; }
.pied a { color: #dbe8f5; text-decoration: none; }
.pied a:hover { color: #fff; text-decoration: underline; }
.pied .bas { grid-column: 1 / -1; border-top: 1px solid rgba(255,255,255,.1); margin-top: 30px; padding: 22px 0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: .85rem; color: #8ea7c0; }

/* WhatsApp flottant */
.whatsapp-flottant {
  position: fixed; right: 20px; bottom: 20px; z-index: 1100; width: 60px; height: 60px; border-radius: 50%;
  background: var(--whatsapp); color: #fff; display: grid; place-items: center; box-shadow: 0 8px 24px rgba(0,0,0,.3); transition: transform .25s;
}
.whatsapp-flottant:hover { transform: scale(1.08); }
.whatsapp-flottant svg { width: 32px; height: 32px; }

/* Apparition douce */
.apparait { opacity: 0; transform: translateY(18px); transition: opacity .6s, transform .6s; }
.apparait.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .apparait { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

/* ---------- Tablette ---------- */
@media (max-width: 1080px) {
  .grille-services { grid-template-columns: repeat(2, 1fr); }
  .carte-service.large { grid-column: span 2; }
  .bande-atouts .conteneur { grid-template-columns: repeat(2, 1fr); }
  .contenu-service { grid-template-columns: 1fr; }
  .encart { position: static; }
  .menu .btn-appel { display: none; }
}

/* ---------- Mobile ---------- */
@media (max-width: 860px) {
  body { font-size: 16px; }
  .entete .conteneur { height: 72px; }
  .marque img { height: 52px; }
  .burger { display: grid; place-items: center; }
  .menu {
    position: fixed; top: 72px; left: 0; right: 0; bottom: 0; background: var(--marine);
    flex-direction: column; align-items: stretch; gap: 0; padding: 14px 16px 30px; overflow-y: auto;
    transform: translateX(100%); transition: transform .3s;
  }
  .menu.ouvert { transform: none; }
  .menu > ul { flex-direction: column; align-items: stretch; }
  .menu a, .menu button.ouvrir { padding: 14px 12px; font-size: 1.05rem; width: 100%; text-align: left; }
  .sous-menu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; background: rgba(255,255,255,.06); display: none; margin: 0 0 6px; }
  .deroulant.ouvert .sous-menu { display: block; }
  .deroulant.ouvert .fleche { transform: rotate(180deg); }
  .sous-menu a { color: #dbe8f5; }
  .sous-menu a:hover { background: rgba(255,255,255,.08); color: #fff; }
  .langues { border: 0; margin: 12px 0 0; padding: 0; }
  .menu .btn { margin: 16px 0 0; justify-content: center; padding: .9em; }
  .menu .btn-appel { display: inline-flex; }
  .heros .conteneur { grid-template-columns: 1fr; padding-top: 50px; padding-bottom: 60px; gap: 36px; }
  .mosaique { aspect-ratio: 1.4 / 1; }
  .section { padding: 64px 0; }
  .grille-services, .etapes, .deux-col, .grille-contact { grid-template-columns: 1fr; }
  .carte-service.large { grid-column: auto; display: flex; }
  .carte-service.large .visuel { aspect-ratio: 3 / 2; height: auto; }
  .deux-col { gap: 34px; }
  .bande-atouts .conteneur { grid-template-columns: 1fr; gap: 16px; }
  .bandeau-cta { flex-direction: column; align-items: flex-start; padding: 34px 24px; }
  .formulaire { padding: 24px 18px; }
  .formulaire .ligne { grid-template-columns: 1fr; gap: 0; }
  .pied .conteneur { grid-template-columns: 1fr; gap: 30px; }
  .heros-page { min-height: 300px; }
  .heros-page .conteneur { padding-top: 80px; padding-bottom: 36px; }
  .carte-zone iframe { height: 300px; }
  .heros .btn, .bandeau-cta .btn { flex: 1 1 auto; justify-content: center; }
}
.carte-service.large p { flex: 0 0 auto; margin-bottom: 1.4em; }