/* ETS Pierre & Fils — feuille de style unique, sans dependance ni police distante.
   Objectif : fond blanc, bleu de marque, lisibilite maximale, chargement instantane. */

:root {
  --bleu: #0D4C88;
  --bleu-fonce: #0A3560;
  --bleu-vif: #2E86C8;
  --bleu-doux: #EAF2FA;
  --bleu-bord: #D3E3F2;
  --texte: #1B2430;
  --texte-doux: #4A5C70;
  --blanc: #FFFFFF;
  --succes: #1B7F52;
  --ombre: 0 1px 2px rgba(10, 53, 96, .06), 0 6px 20px rgba(10, 53, 96, .07);
  --rayon: 10px;
  --largeur: 1120px;
}

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

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

body {
  margin: 0;
  background: var(--blanc);
  color: var(--texte);
  font: 400 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, sans-serif;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--bleu); }
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 3px solid var(--bleu-vif); outline-offset: 2px; border-radius: 4px;
}

.conteneur { width: 100%; max-width: var(--largeur); margin: 0 auto; padding: 0 20px; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------- lien d'evitement ---------- */
.evitement {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--bleu); color: #fff; padding: 12px 18px; border-radius: 0 0 var(--rayon) 0;
}
.evitement:focus { left: 0; }

/* ---------- bandeau urgence ---------- */
.bandeau {
  background: var(--bleu-fonce); color: #DCE9F6;
  font-size: 14px; letter-spacing: .2px;
}
.bandeau .conteneur {
  display: flex; flex-wrap: wrap; gap: 6px 18px;
  align-items: center; justify-content: center; padding-top: 9px; padding-bottom: 9px;
}
.bandeau strong { color: #fff; }

/* ---------- en-tete ---------- */
.entete {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .97);
  border-bottom: 1px solid var(--bleu-bord);
  backdrop-filter: saturate(180%) blur(6px);
}
.entete .conteneur {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding-top: 12px; padding-bottom: 12px;
}
.logo { display: inline-flex; align-items: center; }
.logo img { width: 218px; height: auto; }

.nav { display: none; gap: 22px; font-size: 15px; font-weight: 600; }
.nav a { color: var(--bleu-fonce); text-decoration: none; }
.nav a:hover { color: var(--bleu-vif); text-decoration: underline; }

/* ---------- boutons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-weight: 700; font-size: 16px; line-height: 1.2; text-decoration: none;
  padding: 14px 22px; border-radius: var(--rayon); border: 2px solid transparent;
  transition: background-color .15s ease, border-color .15s ease, transform .05s ease;
}
.btn:active { transform: translateY(1px); }
.btn-tel { background: var(--bleu); color: #fff; box-shadow: var(--ombre); }
.btn-tel:hover { background: var(--bleu-fonce); }
.btn-clair { background: #fff; color: var(--bleu); border-color: var(--bleu-bord); }
.btn-clair:hover { border-color: var(--bleu); }
.btn-large { width: 100%; }
.btn .num { font-variant-numeric: tabular-nums; letter-spacing: .3px; }

/* ---------- hero ---------- */
.hero { background: linear-gradient(180deg, var(--bleu-doux) 0%, #fff 100%); }
.hero .conteneur { padding-top: 34px; padding-bottom: 38px; }
.fil { font-size: 13.5px; color: var(--texte-doux); margin-bottom: 16px; }
.fil a { color: var(--texte-doux); }
.fil span[aria-current] { color: var(--texte); font-weight: 600; }

.surtitre {
  display: inline-block; background: var(--blanc); color: var(--bleu);
  border: 1px solid var(--bleu-bord); border-radius: 999px;
  font-size: 13px; font-weight: 700; letter-spacing: .6px; text-transform: uppercase;
  padding: 6px 14px; margin-bottom: 14px;
}
h1 {
  font-size: clamp(28px, 5.2vw, 41px); line-height: 1.18;
  margin: 0 0 14px; color: var(--bleu-fonce); letter-spacing: -.5px;
}
.chapo { font-size: clamp(17px, 2.2vw, 19px); color: var(--texte-doux); margin: 0 0 24px; max-width: 62ch; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

.reperes {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
  margin-top: 28px; padding: 0; list-style: none;
}
.reperes li {
  background: #fff; border: 1px solid var(--bleu-bord); border-radius: var(--rayon);
  padding: 14px 16px;
}
.reperes b { display: block; color: var(--bleu-fonce); font-size: 15.5px; }
.reperes span { display: block; color: var(--texte-doux); font-size: 14px; margin-top: 2px; }

/* ---------- sections ---------- */
section { padding: 44px 0; }
section + section { border-top: 1px solid #EDF2F7; }
h2 {
  font-size: clamp(23px, 3.6vw, 30px); line-height: 1.25;
  color: var(--bleu-fonce); margin: 0 0 12px; letter-spacing: -.3px;
}
h3 { font-size: 18.5px; color: var(--bleu-fonce); margin: 0 0 7px; line-height: 1.3; }
p { margin: 0 0 15px; }
.intro { color: var(--texte-doux); max-width: 68ch; margin-bottom: 26px; }

/* ---------- cartes ---------- */
.grille { display: grid; gap: 16px; grid-template-columns: 1fr; }
.carte {
  background: #fff; border: 1px solid var(--bleu-bord); border-radius: var(--rayon);
  padding: 20px; box-shadow: var(--ombre);
}
.carte p { margin: 0; color: var(--texte-doux); font-size: 16px; }
.carte-doux { background: var(--bleu-doux); border-color: var(--bleu-bord); box-shadow: none; }

/* ---------- encadre tarif ---------- */
.tarif {
  background: var(--bleu-fonce); color: #E6EEF7; border-radius: 14px;
  padding: 26px 22px; box-shadow: var(--ombre);
}
.tarif h2 { color: #fff; }
.tarif p { color: #C9DBEC; }
.tarif .montant {
  display: flex; align-items: baseline; gap: 10px; margin: 6px 0 14px;
}
.tarif .montant b { font-size: 44px; line-height: 1; color: #fff; letter-spacing: -1px; }
.tarif .montant span { font-size: 15px; color: #A9C6E4; }
.tarif .engagement {
  border-left: 3px solid var(--bleu-vif); padding-left: 14px; margin: 16px 0 20px;
  color: #fff; font-weight: 600;
}
.tarif .btn-tel { background: #fff; color: var(--bleu-fonce); }
.tarif .btn-tel:hover { background: var(--bleu-doux); }

/* ---------- bloc urgence ---------- */
.urgence {
  background: var(--bleu-doux); border: 1px solid var(--bleu-bord);
  border-radius: var(--rayon); padding: 22px;
}

/* ---------- photos ---------- */
.photos { display: grid; gap: 14px; grid-template-columns: repeat(2, 1fr); }
.photos figure { margin: 0; }
.photos img {
  width: 100%; border-radius: var(--rayon); border: 1px solid var(--bleu-bord);
  aspect-ratio: 4 / 3; object-fit: cover;
}
.photos figcaption { font-size: 13.5px; color: var(--texte-doux); margin-top: 6px; }

/* ---------- FAQ ---------- */
.faq details {
  border: 1px solid var(--bleu-bord); border-radius: var(--rayon);
  padding: 0; margin-bottom: 10px; background: #fff;
}
.faq summary {
  cursor: pointer; list-style: none; padding: 16px 46px 16px 18px;
  font-weight: 700; color: var(--bleu-fonce); position: relative; font-size: 17px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 18px; top: 50%; transform: translateY(-50%);
  font-size: 24px; font-weight: 400; color: var(--bleu-vif); line-height: 1;
}
.faq details[open] summary::after { content: "\2212"; }
.faq .reponse { padding: 0 18px 16px; color: var(--texte-doux); }
.faq .reponse p:last-child { margin-bottom: 0; }

/* ---------- maillage ---------- */
.liens { display: flex; flex-wrap: wrap; gap: 9px; padding: 0; margin: 0; list-style: none; }
.liens a {
  display: inline-block; background: #fff; border: 1px solid var(--bleu-bord);
  border-radius: 999px; padding: 8px 15px; font-size: 14.5px;
  text-decoration: none; color: var(--bleu-fonce);
}
.liens a:hover { border-color: var(--bleu); background: var(--bleu-doux); }

/* ---------- appel a l'action final ---------- */
.rappel {
  background: var(--bleu); color: #fff; border-radius: 14px; padding: 30px 24px;
  text-align: center;
}
.rappel h2 { color: #fff; }
.rappel p { color: #D5E6F5; max-width: 56ch; margin-left: auto; margin-right: auto; }
.rappel .btn-tel { background: #fff; color: var(--bleu-fonce); margin-top: 8px; }

/* ---------- pied de page ---------- */
.pied { background: var(--bleu-fonce); color: #A9C6E4; font-size: 15px; margin-top: 10px; }
.pied .conteneur { padding-top: 38px; padding-bottom: 28px; }
.pied img { width: 200px; margin-bottom: 14px; }
.pied h2 { font-size: 15px; color: #fff; margin: 0 0 10px; letter-spacing: .3px; }
.pied a { color: #CFE1F2; text-decoration: none; }
.pied a:hover { text-decoration: underline; color: #fff; }
.pied ul { list-style: none; padding: 0; margin: 0; }
.pied li { margin-bottom: 7px; }
.pied-grille { display: grid; gap: 28px; grid-template-columns: 1fr; }
.pied-bas {
  border-top: 1px solid rgba(255, 255, 255, .14); margin-top: 26px; padding-top: 18px;
  font-size: 13.5px; color: #8FB2D4; display: flex; flex-wrap: wrap; gap: 8px 20px;
  justify-content: space-between;
}

/* ---------- barre d'appel mobile ---------- */
.barre-mobile {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
  background: rgba(255, 255, 255, .97); border-top: 1px solid var(--bleu-bord);
  padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
  box-shadow: 0 -3px 16px rgba(10, 53, 96, .10);
}
body { padding-bottom: 78px; }

/* ---------- pages legales ---------- */
.texte-legal { max-width: 78ch; }
.texte-legal h2 { font-size: 22px; margin-top: 34px; }
.texte-legal dl { margin: 0 0 18px; }
.texte-legal dt { font-weight: 700; color: var(--bleu-fonce); margin-top: 12px; }
.texte-legal dd { margin: 2px 0 0; color: var(--texte-doux); }

/* ---------- paliers ---------- */
@media (min-width: 620px) {
  .grille { grid-template-columns: repeat(2, 1fr); }
  .reperes { grid-template-columns: repeat(4, 1fr); }
  .photos { grid-template-columns: repeat(3, 1fr); }
  .pied-grille { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  .nav { display: flex; }
  .grille { grid-template-columns: repeat(3, 1fr); }
  .grille-2 { grid-template-columns: repeat(2, 1fr); }
  .pied-grille { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
  .hero .conteneur { padding-top: 46px; padding-bottom: 50px; }
  section { padding: 56px 0; }
  .barre-mobile { display: none; }
  body { padding-bottom: 0; }
  .duo { display: grid; grid-template-columns: 1.5fr 1fr; gap: 26px; align-items: start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

@media print {
  .entete, .bandeau, .barre-mobile, .rappel, .liens { display: none; }
  body { padding-bottom: 0; font-size: 12pt; }
}