/* ============================================================
   DEAS HABITAT — Feuille de style principale
   Neuf • Rénovation • Extension — Var & Bouches-du-Rhône
   ============================================================ */

:root {
  --ink: #1b2430;          /* bleu nuit du logo */
  --ink-soft: #2a3646;
  --gold: #c0952f;         /* doré du logo */
  --gold-dark: #a37f24;
  --gold-light: #f3e8cd;
  --bg: #ffffff;
  --bg-soft: #f7f4ec;      /* blanc chaud */
  --text: #2c313a;
  --muted: #68707d;
  --line: #e7e1d3;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(27, 36, 48, .10);
  --font-title: "Archivo", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  font-size: 1.02rem;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
ul { list-style: none; }

.container { width: min(1200px, 92%); margin-inline: auto; }
section { padding: 4.5rem 0; }
.section-soft { background: var(--bg-soft); }

/* ---------- Typographie ---------- */
h1, h2, h3, h4 { font-family: var(--font-title); color: var(--ink); line-height: 1.2; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.1rem, 4.5vw, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); font-weight: 800; margin-bottom: 1rem; }
h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: .5rem; }
p { margin-bottom: 1rem; }
.lead { font-size: 1.18rem; color: var(--muted); max-width: 62ch; }

.eyebrow {
  display: inline-block;
  font-size: .8rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: .7rem;
}
.eyebrow::before { content: ""; display: inline-block; width: 26px; height: 2px; background: var(--gold); vertical-align: middle; margin-right: .6rem; }

.section-head { max-width: 720px; margin-bottom: 2.5rem; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .lead { margin-inline: auto; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .95rem 1.9rem;
  border-radius: 999px;
  font-weight: 700; font-size: 1rem; text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn-gold { background: var(--gold); color: #fff; box-shadow: 0 8px 22px rgba(192, 149, 47, .35); }
.btn-gold:hover { background: var(--gold-dark); transform: translateY(-2px); }
.btn-outline { border-color: rgba(255,255,255,.85); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,.14); transform: translateY(-2px); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: var(--ink-soft); transform: translateY(-2px); }
.btn-row { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 1.8rem; }

/* ---------- En-tête ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .25s ease;
}
.site-header.scrolled { box-shadow: 0 6px 24px rgba(27,36,48,.10); }
.header-inner { display: flex; align-items: center; gap: 1.5rem; padding: .7rem 0; }
.brand img { height: 56px; width: auto; }
.main-nav { margin-left: auto; }
.main-nav ul { display: flex; align-items: center; gap: 1.6rem; }
.main-nav a { text-decoration: none; font-weight: 600; font-size: .98rem; color: var(--ink); padding: .4rem 0; position: relative; }
.main-nav a::after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 2px; background: var(--gold); transition: width .2s ease; }
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }
.main-nav a.active { color: var(--gold-dark); }
.header-cta { display: flex; align-items: center; gap: 1rem; margin-left: 1.2rem; }
.header-phone { font-weight: 800; color: var(--ink); text-decoration: none; white-space: nowrap; font-size: 1.02rem; }
.header-phone:hover { color: var(--gold-dark); }
.header-cta .btn { padding: .7rem 1.4rem; font-size: .93rem; }

/* Dropdown */
.has-dropdown { position: relative; }
.dropdown {
  position: absolute; top: 100%; left: 0; min-width: 260px;
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  box-shadow: var(--shadow); padding: .6rem;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: all .2s ease;
}
.has-dropdown:hover .dropdown, .has-dropdown:focus-within .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a { display: block; padding: .65rem .9rem; border-radius: 8px; font-weight: 500; }
.dropdown a::after { display: none; }
.dropdown a:hover { background: var(--bg-soft); color: var(--gold-dark); }

.burger { display: none; background: none; border: 0; cursor: pointer; padding: .6rem; margin-left: auto; }
.burger span { display: block; width: 26px; height: 2.5px; background: var(--ink); margin: 5px 0; border-radius: 2px; transition: .25s; }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 0; min-height: 78vh; display: flex; align-items: center; color: #fff; }
.hero-bg { position: absolute; inset: 0; z-index: -2; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(100deg, rgba(20,27,38,.66) 0%, rgba(20,27,38,.47) 45%, rgba(20,27,38,.13) 100%); }
.hero-content { padding: 5rem 0; max-width: 680px; }
.hero h1 { color: #fff; margin-bottom: 1.1rem; }
.hero .lead { color: rgba(255,255,255,.88); }
.hero-badges { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1.6rem; }
.hero-badges li {
  font-size: .85rem; font-weight: 600;
  background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.3);
  padding: .45rem .95rem; border-radius: 999px;
  backdrop-filter: blur(4px);
}

/* Petit hero des pages internes */
.page-hero { position: relative; padding: 4.2rem 0; color: #fff; background: var(--ink); overflow: hidden; }
.page-hero .bg { position: absolute; inset: 0; opacity: .28; }
.page-hero .bg img { width: 100%; height: 100%; object-fit: cover; }
.page-hero .container { position: relative; }
.page-hero h1 { color: #fff; margin-bottom: .6rem; }
.page-hero p { color: rgba(255,255,255,.85); max-width: 60ch; margin: 0; }
.breadcrumb { font-size: .85rem; color: var(--gold-light); margin-bottom: .8rem; }
.breadcrumb a { color: var(--gold-light); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

/* ---------- Bandeau de confiance ---------- */
.trust-bar { background: var(--ink); color: #fff; padding: 1.6rem 0; }
.trust-bar ul { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; text-align: center; }
.trust-bar strong { display: block; font-family: var(--font-title); font-size: 1.25rem; color: var(--gold); }
.trust-bar span { font-size: .88rem; color: rgba(255,255,255,.75); }

/* ---------- Cartes métiers ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; text-decoration: none; display: flex; flex-direction: column;
  transition: transform .2s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.card-img { aspect-ratio: 16/10; overflow: hidden; }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.card:hover .card-img img { transform: scale(1.05); }
.card-body { padding: 1.4rem 1.5rem 1.6rem; }
.card-body p { color: var(--muted); font-size: .95rem; margin-bottom: .8rem; }
.card-link { font-weight: 700; color: var(--gold-dark); font-size: .95rem; }
.card-link::after { content: " →"; }

/* ---------- Split (texte + image) ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: center; }
.split img { border-radius: var(--radius); box-shadow: var(--shadow); }
.prose ul.check-list, ul.check-list { list-style: none; padding-left: 0; }
.check-list li { position: relative; padding-left: 2rem; margin-bottom: .8rem; list-style: none; }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--gold-dark); font-weight: 800; }

/* ---------- Étapes ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; counter-reset: step; }
.step { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 2rem 1.6rem; position: relative; }
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  font-family: var(--font-title); font-weight: 800; font-size: 2.6rem; color: var(--gold-light);
  display: block; margin-bottom: .6rem;
}

/* ---------- Galerie réalisations ---------- */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.g-item { position: relative; border-radius: 12px; overflow: hidden; cursor: zoom-in; aspect-ratio: 4/3; background: var(--bg-soft); border: 0; padding: 0; width: 100%; text-align: left; font: inherit; }
.g-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.g-item:hover img { transform: scale(1.06); }
.g-item .g-cap {
  position: absolute; inset: auto 0 0 0; padding: 2.2rem 1rem .9rem;
  background: linear-gradient(transparent, rgba(15,22,32,.85));
  color: #fff; font-size: .9rem; font-weight: 600; display: block;
  opacity: 0; transform: translateY(8px); transition: .3s ease;
}
.g-item:hover .g-cap, .g-item:focus-visible .g-cap { opacity: 1; transform: none; }
.g-item .g-cap small { display: block; font-weight: 400; color: var(--gold-light); font-size: .78rem; }

/* Lightbox */
.lightbox { position: fixed; inset: 0; z-index: 200; background: rgba(12,17,24,.92);
  display: none; align-items: center; justify-content: center; padding: 2rem; }
.lightbox.open { display: flex; }
.lightbox img { max-width: min(1100px, 94vw); max-height: 84vh; border-radius: 10px; box-shadow: 0 20px 60px rgba(0,0,0,.5); }
.lightbox .lb-caption { color: #fff; text-align: center; margin-top: .8rem; font-size: .95rem; }
.lightbox .lb-close { position: absolute; top: 1.2rem; right: 1.6rem; background: none; border: 0; color: #fff; font-size: 2.2rem; cursor: pointer; line-height: 1; }
.lightbox .lb-prev, .lightbox .lb-next { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25); color: #fff; font-size: 1.6rem; width: 52px; height: 52px; border-radius: 50%; cursor: pointer; }
.lightbox .lb-prev { left: 1.2rem; } .lightbox .lb-next { right: 1.2rem; }
.lightbox .lb-prev:hover, .lightbox .lb-next:hover { background: var(--gold); border-color: var(--gold); }

/* ---------- Avis clients ---------- */
.reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
.review { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.8rem; display: flex; flex-direction: column; }
.review .stars { color: var(--gold); letter-spacing: .15em; margin-bottom: .8rem; font-size: 1.05rem; }
.review blockquote { font-style: italic; color: var(--text); margin-bottom: 1.2rem; flex: 1; }
.review blockquote::before { content: "« "; } .review blockquote::after { content: " »"; }
.review footer { font-size: .88rem; color: var(--muted); }
.review footer strong { display: block; color: var(--ink); font-size: .95rem; }
.reviews-note { text-align: center; margin-top: 1.8rem; color: var(--muted); font-size: .95rem; }
.reviews-note a { color: var(--gold-dark); font-weight: 600; }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(120deg, var(--ink) 0%, var(--ink-soft) 100%); color: #fff; border-radius: 20px; padding: 3.2rem; display: flex; align-items: center; gap: 2.5rem; flex-wrap: wrap; position: relative; overflow: hidden; }
.cta-band::before { content: ""; position: absolute; right: -60px; top: -60px; width: 280px; height: 280px; border-radius: 50%; background: radial-gradient(circle, rgba(192,149,47,.35), transparent 70%); }
.cta-band h2 { color: #fff; margin-bottom: .5rem; }
.cta-band p { color: rgba(255,255,255,.8); margin: 0; max-width: 52ch; }
.cta-band .btn-row { margin: 0 0 0 auto; }

/* ---------- FAQ ---------- */
.faq { max-width: 820px; margin-inline: auto; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 12px; margin-bottom: .8rem; padding: 1.1rem 1.4rem; }
.faq summary { font-weight: 700; color: var(--ink); cursor: pointer; font-family: var(--font-title); font-size: 1.05rem; }
.faq summary::marker { color: var(--gold-dark); }
.faq details p { margin: .8rem 0 0; color: var(--muted); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: 3rem; align-items: start; }
.contact-infos { background: var(--ink); color: #fff; border-radius: var(--radius); padding: 2.2rem; }
.contact-infos h3 { color: #fff; margin-bottom: 1.2rem; }
.contact-infos li { margin-bottom: 1rem; color: rgba(255,255,255,.85); }
.contact-infos a { color: #fff; text-decoration: none; font-weight: 600; }
.contact-infos a:hover { color: var(--gold); }
.contact-infos .ci-label { display: block; font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; color: var(--gold); font-weight: 700; margin-bottom: .15rem; }

.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 2.2rem; box-shadow: var(--shadow); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-weight: 600; font-size: .92rem; margin-bottom: .35rem; color: var(--ink); }
.field input, .field select, .field textarea {
  width: 100%; padding: .8rem 1rem; border: 1.5px solid var(--line); border-radius: 10px;
  font: inherit; font-size: .98rem; background: #fff; color: var(--text);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(192,149,47,.18); }
.field textarea { min-height: 130px; resize: vertical; }
.rgpd { display: flex; gap: .7rem; align-items: flex-start; font-size: .85rem; color: var(--muted); margin: 1rem 0 1.4rem; }
.rgpd input { margin-top: .3rem; accent-color: var(--gold-dark); }
.hp-field { position: absolute; left: -9999px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: rgba(255,255,255,.78); padding: 3.5rem 0 0; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 2.5rem; padding-bottom: 2.5rem; }
.site-footer h4 { color: #fff; font-size: 1rem; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: .08em; font-size: .85rem; }
.site-footer ul li { margin-bottom: .55rem; }
.site-footer a { text-decoration: none; color: rgba(255,255,255,.78); font-size: .95rem; }
.site-footer a:hover { color: var(--gold); }
.footer-brand img { height: 48px; margin-bottom: 1rem; filter: brightness(0) invert(1); }
.footer-brand p { font-size: .92rem; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.14); padding: 1.3rem 0; font-size: .85rem; display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; color: rgba(255,255,255,.55); }
.footer-bottom a { color: rgba(255,255,255,.55); }

/* ---------- Divers ---------- */
.blank { border-bottom: 2px dotted var(--gold-dark); padding: 0 .6em; white-space: nowrap; }
.prose h3 { margin-top: 1.8rem; }
.prose ul { list-style: disc; padding-left: 1.4rem; margin-bottom: 1rem; }
.prose li { margin-bottom: .4rem; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; }
.mt-3 { margin-top: 3rem; }
.center { text-align: center; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .cards, .reviews { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .trust-bar ul { grid-template-columns: repeat(2, 1fr); gap: 1.4rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .header-phone { display: none; }
}
@media (max-width: 860px) {
  .main-nav {
    position: fixed; inset: 0 0 0 auto; width: min(340px, 85vw); z-index: 150;
    background: #fff; box-shadow: -10px 0 40px rgba(0,0,0,.15);
    transform: translateX(105%); transition: transform .3s ease;
    padding: 5rem 2rem 2rem; overflow-y: auto;
  }
  .main-nav.open { transform: none; }
  .main-nav ul { flex-direction: column; align-items: stretch; gap: .2rem; }
  .main-nav a { display: block; padding: .8rem 0; font-size: 1.1rem; border-bottom: 1px solid var(--line); }
  .main-nav a::after { display: none; }
  .dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; padding: 0 0 0 1rem; display: block; }
  .burger { display: block; position: relative; z-index: 160; }
  .burger.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
  .burger.open span:nth-child(2) { opacity: 0; }
  .burger.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }
  .header-cta .btn { display: none; }
  .split, .contact-grid, .two-col { grid-template-columns: 1fr; gap: 2rem; }
  .steps { grid-template-columns: 1fr; }
  .cta-band { padding: 2.2rem 1.6rem; }
  .cta-band .btn-row { margin: 1.2rem 0 0; }
}
@media (max-width: 560px) {
  .cards, .reviews, .gallery { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  section { padding: 3rem 0; }
  .hero { min-height: 68vh; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* v19 — navigation continue : en-tête toujours visible + transitions sans flash */
:root { --header-fixed-height: 81px; }
body { padding-top: var(--header-fixed-height); }
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  width: 100%;
  z-index: 1000;
}
@view-transition { navigation: auto; }
::view-transition-old(root),
::view-transition-new(root) { animation-duration: .14s; }

@media (max-width: 860px) {
  :root { --header-fixed-height: 81px; }
}


/* v20 — harmonisation des listes + menu mobile plus explicite */
@media (max-width: 860px) {
  .main-nav {
    top: var(--header-fixed-height);
    bottom: 0;
    height: calc(100dvh - var(--header-fixed-height));
    padding: 1.1rem 1.5rem 2rem;
    z-index: 1100;
  }
  .main-nav > ul { padding-top: .25rem; }
  .main-nav > ul > li > a { font-size: 1.08rem; font-weight: 700; padding: .9rem .15rem; }
  .burger {
    display: flex; align-items: center; gap: .55rem;
    background: var(--ink); border-radius: 9px; padding: .58rem .72rem;
    color: #fff; min-width: 86px; justify-content: center;
  }
  .burger::after { content: "MENU"; font: 700 .72rem/1 var(--font-body); letter-spacing: .06em; color: #fff; }
  .burger span { width: 22px; height: 2px; background: #fff; margin: 4px 0; }
  .burger.open::after { content: "FERMER"; }
  .burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .burger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
}