/* ==========================================================================
   Electro Maher — Service Premium
   Feuille de style du site (HTML/CSS statique, sans dépendance)
   ========================================================================== */

/* ---------- Polices (auto-hébergées) ---------- */
@font-face {
  font-family: "Roboto";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/roboto-400.woff2") format("woff2");
}
@font-face {
  font-family: "Roboto";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/roboto-500.woff2") format("woff2");
}
@font-face {
  font-family: "Roboto";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/roboto-600.woff2") format("woff2");
}
@font-face {
  font-family: "Roboto";
  font-style: normal;
  font-weight: 900;
  font-display: swap;
  src: url("../fonts/roboto-900.woff2") format("woff2");
}

/* ---------- Jetons de design ---------- */
:root {
  --creme: #f5ebe0;        /* bande crème (identité d'origine) */
  --creme-clair: #faf5ee;
  --taupe: #7a6b5f;        /* pied de page (identité d'origine) */
  --taupe-fonce: #5b4f45;
  --encre: #0d141a;        /* titres et navigation */
  --texte: #56585e;        /* texte courant */
  --bleu: #2e5a86;         /* bleu du logo, liens et focus */
  --blanc: #fefffe;
  --ligne: rgba(13, 20, 26, 0.12);

  --police: "Roboto", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --conteneur: 1200px;
  --gouttiere: 20px;
  --rayon: 18px;
  --rayon-petit: 10px;
  --header-h: 84px;
  --transition: 180ms ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 12px);
}

body {
  margin: 0;
  font-family: var(--police);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--texte);
  background: var(--blanc);
  -webkit-font-smoothing: antialiased;
}

img, picture, svg, video, iframe { display: block; max-width: 100%; }
img { height: auto; }

h1, h2, h3, h4 {
  color: var(--encre);
  margin: 0 0 0.5em;
  line-height: 1.15;
  font-weight: 900;
  letter-spacing: -0.01em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); }
h2 { font-size: clamp(1.875rem, 3.6vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); font-weight: 600; letter-spacing: 0; }
h4 { font-size: 1.125rem; font-weight: 600; letter-spacing: 0; }

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

a { color: var(--bleu); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--encre); }

:focus-visible {
  outline: 3px solid var(--bleu);
  outline-offset: 3px;
  border-radius: 4px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: 12px; top: -60px;
  background: var(--encre); color: #fff;
  padding: 10px 16px; border-radius: 999px; z-index: 100;
}
.skip-link:focus { top: 12px; }

.conteneur {
  width: min(100% - 2 * var(--gouttiere), var(--conteneur));
  margin-inline: auto;
}

.section { padding-block: clamp(56px, 8vw, 96px); }
.section--creme { background: var(--creme); }
.section--creme-clair { background: var(--creme-clair); }

.section__intro { max-width: 620px; margin-bottom: clamp(32px, 5vw, 56px); }
.section__intro p { font-size: 1.125rem; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 32px;
  border-radius: 999px;
  border: 1.5px solid transparent;
  font: inherit; font-weight: 500; line-height: 1.2;
  text-decoration: none; cursor: pointer;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}
.btn svg { width: 18px; height: 18px; flex: none; }
.btn--primaire { background: var(--encre); color: #fff; border-color: var(--encre); }
.btn--primaire:hover { background: #262e35; border-color: #262e35; color: #fff; }
.btn--contour { background: transparent; color: var(--encre); border-color: var(--encre); }
.btn--contour:hover { background: var(--encre); color: #fff; }
.btn--blanc { background: transparent; color: #fff; border-color: #fff; }
.btn--blanc:hover { background: #fff; color: var(--encre); }
.btn--plein-blanc { background: #fff; color: var(--encre); border-color: #fff; }
.btn--plein-blanc:hover { background: var(--creme); border-color: var(--creme); color: var(--encre); }

/* ---------- En-tête ---------- */
.header {
  position: sticky; top: 0; z-index: 50;
  background: var(--blanc);
  border-bottom: 1px solid var(--ligne);
}
.header__inner {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  min-height: var(--header-h);
}
.header__logo img { width: 230px; height: auto; }

.nav { display: flex; align-items: center; gap: clamp(20px, 3vw, 44px); }
.nav__liens { display: flex; gap: clamp(18px, 2.6vw, 36px); margin: 0; padding: 0; list-style: none; }
.nav__liens a {
  color: var(--encre); text-decoration: none; font-weight: 500;
  padding: 6px 0; border-bottom: 2px solid transparent;
}
.nav__liens a:hover,
.nav__liens a[aria-current="page"] { border-bottom-color: var(--encre); }

.header__actions { display: flex; align-items: center; gap: 14px; }
.nav .social { display: none; }
.social { display: flex; gap: 6px; }
.social a {
  display: inline-grid; place-items: center;
  width: 40px; height: 40px; border-radius: 50%;
  color: var(--encre);
  transition: background-color var(--transition);
}
.social a:hover { background: var(--creme); }
.social svg { width: 22px; height: 22px; }
.header .btn { padding: 11px 20px; }

.nav-toggle {
  display: none;
  width: 44px; height: 44px; padding: 0;
  border: 0; background: none; cursor: pointer; color: var(--encre);
}
.nav-toggle svg { width: 28px; height: 28px; }
.nav-toggle .icone-fermer { display: none; }
.nav-toggle[aria-expanded="true"] .icone-menu { display: none; }
.nav-toggle[aria-expanded="true"] .icone-fermer { display: block; }

/* ---------- Héros ---------- */
.hero {
  position: relative; isolation: isolate;
  color: #fff;
  min-height: clamp(560px, 82vh, 820px);
  display: grid; align-items: end;
  background: var(--encre);
}
.hero__image {
  position: absolute; inset: 0; z-index: -2; overflow: hidden;
}
.hero__image picture { height: 100%; }
.hero__image img { width: 100%; height: 100%; object-fit: cover; object-position: 60% center; }
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(180deg, rgba(13,20,26,0.35) 0%, rgba(13,20,26,0.55) 55%, rgba(13,20,26,0.88) 100%);
}
.hero__contenu { padding-block: clamp(56px, 9vw, 110px) clamp(40px, 6vw, 72px); }
.hero__texte { max-width: 700px; }
.hero h1 { color: #fff; margin-bottom: 0.4em; }
.hero__sous-titre { font-size: clamp(1.125rem, 1.8vw, 1.375rem); max-width: 560px; margin-bottom: 1.75em; color: rgba(255,255,255,0.92); }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }

.hero__atouts {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
  margin-top: clamp(40px, 7vw, 88px);
  padding: 0; list-style: none;
}
.hero__atouts li {
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.18);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  border-radius: var(--rayon-petit);
  padding: 18px 20px;
}
.hero__atouts strong { display: block; color: #fff; font-weight: 600; margin-bottom: 4px; }
.hero__atouts span { color: rgba(255,255,255,0.85); font-size: 0.9375rem; }

/* Héros de page intérieure (fond uni) */
.hero--page {
  min-height: 0; align-items: center;
  background: var(--taupe);
}
.hero--page::after { display: none; }
.hero--page .hero__contenu { padding-block: clamp(56px, 8vw, 96px); }
.hero--page .hero__sous-titre { margin-bottom: 0.6em; }
.hero--page .hero__accroche { font-size: 1.125rem; font-weight: 500; color: #fff; margin-top: 1em; }
.hero--clair { background: var(--blanc); color: var(--texte); }
.hero--clair h1 { color: var(--encre); }
.hero--clair .hero__sous-titre { color: var(--texte); }

/* ---------- Bande des marques ---------- */
.marques { padding-block: 28px; background: var(--blanc); border-bottom: 1px solid var(--ligne); }
.marques img { width: 100%; max-width: 1224px; margin-inline: auto; border-radius: 12px; }
.marques p { text-align: center; margin: 0 0 14px; font-size: 0.9375rem; }

/* ---------- Mise en page en deux colonnes ---------- */
.duo {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center;
}
.duo--inverse > :first-child { order: 2; }
.duo--haut { align-items: end; }
.duo__texte h2 { margin-bottom: 0.5em; }
.duo__texte p { font-size: 1.125rem; }
.duo__texte .btn { margin-top: 20px; }
.duo__image img { width: 100%; border-radius: var(--rayon); }
.duo__image--portrait img { aspect-ratio: 3 / 4; object-fit: cover; }
.duo__image--paysage img { aspect-ratio: 4 / 3; object-fit: cover; }

/* ---------- Services (cartes photo) ---------- */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(20px, 3vw, 36px); }
.service { text-decoration: none; color: inherit; display: block; }
.service picture, .service > img { overflow: hidden; border-radius: var(--rayon); }
.service img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border-radius: var(--rayon); transition: transform 400ms ease; }
.service:hover img { transform: scale(1.03); }
.service h3 { margin: 18px 0 6px; }
.service p { margin: 0; }
.service__lien { display: inline-block; margin-top: 10px; font-weight: 500; color: var(--bleu); }
a.service:hover h3 { color: var(--bleu); }

.services--deux { grid-template-columns: repeat(2, 1fr); }
.services--deux img { aspect-ratio: 1 / 1; }

/* Liste de prestations (texte + image carrée) */
.prestations { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(24px, 4vw, 48px); align-items: start; }
.prestation img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: var(--rayon); }
.prestation h3 { margin: 18px 0 6px; }

/* ---------- Centrale de services (adresse + carte) ---------- */
.centrale { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(32px, 5vw, 64px); align-items: start; }
.centrale__types { margin: 0 0 32px; padding: 0; list-style: none; display: grid; gap: 8px; }
.centrale__types li { position: relative; padding-left: 22px; }
.centrale__types li::before {
  content: ""; position: absolute; left: 0; top: 0.68em;
  width: 10px; height: 10px; border-radius: 50%; background: var(--taupe);
}
.infos { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.infos h3 { margin-bottom: 6px; }
.infos address { font-style: normal; color: var(--encre); }
.infos a { color: var(--encre); }
.carte { border-radius: var(--rayon); overflow: hidden; background: var(--creme); aspect-ratio: 4 / 3; }
.carte iframe { width: 100%; height: 100%; border: 0; }
.centrale .btn { margin-top: 24px; }

/* ---------- FAQ ---------- */
.faq { max-width: 820px; }
.faq details {
  border-bottom: 1px solid var(--ligne);
  padding: 4px 0;
}
.faq details:first-of-type { border-top: 1px solid var(--ligne); }
.faq summary {
  cursor: pointer; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 18px 0;
  font-weight: 600; font-size: 1.125rem; color: var(--encre);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; flex: none; width: 12px; height: 12px;
  border-right: 2px solid var(--encre); border-bottom: 2px solid var(--encre);
  transform: rotate(45deg); transition: transform var(--transition);
  margin-right: 6px;
}
.faq details[open] summary::after { transform: rotate(-135deg); }
.faq details > p { padding: 0 0 20px; max-width: 70ch; }

/* ---------- Galerie ---------- */
.galerie { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(14px, 2vw, 24px); }
.galerie img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; border-radius: var(--rayon); }
.galerie--deux { grid-template-columns: repeat(2, 1fr); }

/* ---------- Avis ---------- */
.avis { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(20px, 3vw, 32px); }
.avis blockquote {
  margin: 0; padding: 28px 30px;
  background: var(--blanc); border-radius: var(--rayon);
  border: 1px solid var(--ligne);
  display: flex; flex-direction: column; gap: 14px;
}
.avis .etoiles { color: #d8a200; letter-spacing: 2px; font-size: 1.125rem; }
.avis p { font-size: 1.125rem; color: var(--encre); flex: 1; }
.avis footer { color: var(--texte); }
.avis footer strong { color: var(--encre); font-weight: 600; }
.avis__action { margin-top: clamp(28px, 4vw, 44px); }

/* ---------- Formulaires ---------- */
.formulaire { display: grid; gap: 14px; }
.formulaire label { display: block; font-weight: 500; color: var(--encre); margin-bottom: 6px; }
.formulaire input,
.formulaire textarea {
  width: 100%; font: inherit; color: var(--encre);
  padding: 13px 16px;
  border: 1px solid rgba(13,20,26,0.2); border-radius: var(--rayon-petit);
  background: #fff;
}
.formulaire input:focus, .formulaire textarea:focus { outline: 2px solid var(--bleu); outline-offset: 1px; border-color: var(--bleu); }
.formulaire textarea { min-height: 140px; resize: vertical; }
.formulaire .btn { justify-self: start; margin-top: 4px; }
.formulaire__statut { margin: 0; font-weight: 500; min-height: 1.5em; }
.formulaire__statut[data-etat="ok"] { color: #1f6b3a; }
.formulaire__statut[data-etat="erreur"] { color: #a8321f; }
.champ-pot { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }

.contact { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.contact__coordonnees { display: grid; gap: 20px; margin-top: 28px; }
.contact__coordonnees h3 { margin-bottom: 2px; }
.contact__coordonnees a { color: var(--encre); font-size: 1.125rem; }
.contact__image img { width: 100%; border-radius: var(--rayon); margin-top: 32px; aspect-ratio: 2 / 1; object-fit: cover; }

/* ---------- Pied de page ---------- */
.footer { background: var(--taupe); color: #fff; padding-block: clamp(56px, 7vw, 80px) 28px; }
.footer a { color: #fff; }
.footer a:hover { color: var(--creme); }
.footer__grille { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: clamp(32px, 5vw, 64px); }
.footer h2 { color: #fff; font-size: 1.75rem; margin-bottom: 0.4em; }
.footer h3 { color: #fff; font-size: 1rem; font-weight: 600; margin: 0 0 4px; }
.footer p { color: rgba(255,255,255,0.9); }
.footer__coord { display: grid; gap: 18px; margin-top: 22px; }
.footer__coord a { text-decoration: none; font-size: 1.125rem; }
.footer__coord a:hover { text-decoration: underline; }
.footer .social { margin-top: 24px; }
.footer .social a { color: #fff; border: 1px solid rgba(255,255,255,0.4); }
.footer .social a:hover { background: rgba(255,255,255,0.14); }
.footer__liens { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 10px; }
.footer__liens a { text-decoration: none; }
.footer__liens a:hover { text-decoration: underline; }
.footer address { font-style: normal; margin-top: 18px; color: rgba(255,255,255,0.9); }
.footer .formulaire label { color: #fff; }
.footer .formulaire input { border-color: transparent; }
.footer .formulaire__statut[data-etat="ok"] { color: #dff5e3; }
.footer .formulaire__statut[data-etat="erreur"] { color: #ffd9d2; }
.footer__bas {
  margin-top: clamp(40px, 6vw, 64px); padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.25);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px;
  font-size: 0.9375rem; color: rgba(255,255,255,0.85);
}
.footer__bas p { margin: 0; }

/* ---------- Réactivité ---------- */
@media (max-width: 1024px) {
  .hero__atouts { grid-template-columns: repeat(3, 1fr); }
  .footer__grille { grid-template-columns: 1fr 1fr; }
  .footer__grille > :last-child { grid-column: 1 / -1; max-width: 520px; }
}

@media (max-width: 860px) {
  :root { --header-h: 72px; }
  .header__logo img { width: 180px; }
  .nav-toggle { display: inline-grid; place-items: center; }
  .header .btn--tel-texte { display: none; }
  .nav {
    position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--blanc); border-bottom: 1px solid var(--ligne);
    padding: 8px var(--gouttiere) 20px;
    box-shadow: 0 18px 30px -20px rgba(13,20,26,0.35);
  }
  .nav[hidden] { display: none; }
  .nav__liens { flex-direction: column; gap: 0; }
  .nav__liens a { display: block; padding: 14px 0; border-bottom: 1px solid var(--ligne); font-size: 1.125rem; }
  .nav__liens a[aria-current="page"] { border-bottom-color: var(--ligne); color: var(--bleu); }
  .nav .social { display: flex; padding-top: 14px; }
  .header__actions .social { display: none; }

  .duo, .duo--inverse { grid-template-columns: 1fr; }
  .duo--inverse > :first-child { order: 0; }
  .services, .services--deux, .prestations, .galerie { grid-template-columns: 1fr 1fr; }
  .centrale, .contact, .avis { grid-template-columns: 1fr; }
  .hero__atouts { grid-template-columns: 1fr; gap: 10px; }
}

@media (max-width: 560px) {
  body { font-size: 1rem; }
  .marques picture { overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: thin; }
  .marques img { min-width: 760px; }
  .services, .services--deux, .prestations { grid-template-columns: 1fr; }
  .galerie { grid-template-columns: 1fr 1fr; }
  .infos { grid-template-columns: 1fr; }
  .footer__grille { grid-template-columns: 1fr; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .header .btn { padding: 10px 14px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .service:hover img { transform: none; }
}

@media print {
  .header, .footer form, .nav-toggle, .carte { display: none; }
}