/* CAPER Ardèche — feuille de style principale */

:root {
  --bleu-nuit: #0f2e42;
  --bleu-fonce: #163d59;
  --bleu: #1f5c85;
  --bleu-clair: #eaf2f7;
  --orange: #e0672a;
  --orange-fonce: #c2551f;
  --vert: #2f7d5c;
  --gris-texte: #384552;
  --gris-clair: #6b7787;
  --bordure: #dde5ea;
  --blanc: #ffffff;
  --fond: #f6f9fb;
  --radius: 10px;
  --ombre: 0 4px 18px rgba(15, 46, 66, 0.08);
  --ombre-forte: 0 10px 30px rgba(15, 46, 66, 0.14);
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Source Sans 3", "Segoe UI", Arial, sans-serif;
  color: var(--gris-texte);
  background: var(--blanc);
  line-height: 1.6;
  font-size: 17px;
}

h1, h2, h3, h4 {
  font-family: "Fraunces", Georgia, "Times New Roman", serif;
  color: var(--bleu-nuit);
  line-height: 1.22;
  margin: 0 0 0.6em;
  font-weight: 600;
}

h1 { font-size: clamp(2rem, 4vw, 2.9rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1em; }
a { color: var(--bleu); }
img { max-width: 100%; display: block; }

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--orange);
  color: #fff;
  padding: 10px 16px;
  z-index: 1000;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* Bandeau d'urgence / info */
.top-bar {
  background: var(--bleu-nuit);
  color: #cfe0ea;
  font-size: 0.88rem;
}
.top-bar .container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  justify-content: space-between;
  align-items: center;
  padding-top: 8px;
  padding-bottom: 8px;
}
.top-bar a { color: #fff; text-decoration: none; }
.top-bar a:hover { text-decoration: underline; }
.top-bar .top-links { display: flex; gap: 18px; flex-wrap: wrap; }

/* En-tête */
header.site-header {
  background: var(--blanc);
  border-bottom: 1px solid var(--bordure);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 16px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--bleu-nuit);
}
.logo-mark {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--bleu-fonce);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: "Fraunces", serif;
  font-weight: 700;
  font-size: 1.15rem;
  flex-shrink: 0;
}
.logo-text { line-height: 1.15; }
.logo-text strong { display: block; font-size: 1.15rem; font-weight: 700; }
.logo-text span { display: block; font-size: 0.76rem; color: var(--gris-clair); max-width: 230px; }

nav.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
nav.main-nav a {
  color: var(--bleu-nuit);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.98rem;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
}
nav.main-nav a:hover,
nav.main-nav a[aria-current="page"] {
  border-bottom-color: var(--orange);
}
nav.main-nav a.btn {
  color: #fff;
  padding: 13px 26px;
  border-bottom: none;
}
nav.main-nav a.btn:hover,
nav.main-nav a.btn[aria-current="page"] {
  border-bottom: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 50px;
  font-weight: 700;
  text-decoration: none;
  font-size: 0.98rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease, background .15s ease;
}
.btn-primary {
  background: var(--orange);
  color: #fff;
  box-shadow: var(--ombre);
}
.btn-primary:hover { background: var(--orange-fonce); transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  border-color: var(--bleu-fonce);
  color: var(--bleu-fonce);
}
.btn-outline:hover { background: var(--bleu-clair); }
.btn-white {
  background: #fff;
  color: var(--bleu-fonce);
}
.btn-white:hover { transform: translateY(-1px); }
.btn-lg { padding: 16px 34px; font-size: 1.05rem; }

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--bordure);
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
}
.menu-toggle span, .menu-toggle span::before, .menu-toggle span::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--bleu-nuit);
  position: relative;
  transition: .2s;
}
.menu-toggle span::before { content: ""; position: absolute; top: -7px; width: 22px; height: 2px; background: var(--bleu-nuit); }
.menu-toggle span::after { content: ""; position: absolute; top: 7px; width: 22px; height: 2px; background: var(--bleu-nuit); }

/* Hero */
.hero {
  background: linear-gradient(160deg, #f3f7fa 0%, #e7eff4 55%, #dde9f0 100%);
  color: var(--gris-texte);
  padding: 74px 0 90px;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--bordure);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: radial-gradient(circle at 90% 0%, rgba(31,92,133,0.10), transparent 55%);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 1; display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: center; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  color: #fff;
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.hero h1 { color: var(--bleu-nuit); margin-bottom: 20px; }
.hero p.lead { color: var(--gris-texte); font-size: 1.15rem; max-width: 46ch; margin-bottom: 30px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-trust { display: flex; gap: 22px; margin-top: 34px; flex-wrap: wrap; }
.hero-trust div { display: flex; align-items: center; gap: 10px; color: var(--bleu-fonce); font-size: 0.92rem; font-weight: 600; }
.hero-trust svg { flex-shrink: 0; }

.hero-card {
  background: #fff;
  color: var(--gris-texte);
  border: 1px solid var(--bordure);
  border-radius: 16px;
  padding: 30px 28px;
  box-shadow: var(--ombre-forte);
}
.hero-card h2 { font-size: 1.2rem; margin-bottom: 6px; }
.hero-card p.sub { color: var(--gris-clair); font-size: 0.92rem; margin-bottom: 18px; }
.hero-card .field { margin-bottom: 14px; }
.hero-card label { display: block; font-weight: 700; font-size: 0.86rem; margin-bottom: 6px; color: var(--bleu-nuit); }
.hero-card input, .hero-card select, .hero-card textarea {
  width: 100%;
  border: 1px solid var(--bordure);
  border-radius: 8px;
  padding: 11px 12px;
  font-size: 0.95rem;
  font-family: inherit;
}
.hero-card button { width: 100%; margin-top: 4px; }
.hero-card .rgpd { font-size: 0.76rem; color: var(--gris-clair); margin-top: 12px; }

/* Sections génériques */
section { padding: 70px 0; }
section.alt { background: var(--fond); }
.section-head { max-width: 680px; margin: 0 auto 46px; text-align: center; }
.section-head .kicker {
  display: inline-block;
  color: var(--orange-fonce);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.section-head p { color: var(--gris-clair); font-size: 1.05rem; }

/* Grille cartes chiffres/mission */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

.card {
  background: #fff;
  border: 1px solid var(--bordure);
  border-radius: var(--radius);
  padding: 30px 26px;
}
.card .icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  background: var(--bleu-clair);
  color: var(--bleu-fonce);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.card h3 { margin-bottom: 10px; }
.card p { color: var(--gris-clair); margin-bottom: 0; font-size: 0.97rem; }

/* Etapes / process */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.step { position: relative; padding: 30px 22px 24px; background: #fff; border-radius: var(--radius); border: 1px solid var(--bordure); }
.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute; top: -18px; left: 22px;
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--orange); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-family: "Fraunces", serif; font-size: 1.05rem;
  box-shadow: 0 4px 10px rgba(224,103,42,0.35);
}
.step h3 { margin-top: 10px; font-size: 1.08rem; }
.step p { color: var(--gris-clair); font-size: 0.94rem; margin-bottom: 0; }

/* Domaines d'intervention amiante/CMR */
.domaine-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.domaine {
  display: flex; gap: 16px;
  background: #fff; border: 1px solid var(--bordure); border-radius: var(--radius);
  padding: 22px;
}
.domaine .icon { width: 44px; height: 44px; border-radius: 10px; background: var(--bleu-clair); color: var(--bleu-fonce); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.domaine h3 { font-size: 1.02rem; margin-bottom: 6px; }
.domaine p { font-size: 0.92rem; color: var(--gris-clair); margin: 0; }

/* Bandeau CTA */
.cta-band {
  background: linear-gradient(120deg, var(--vert) 0%, #1f5c85 100%);
  color: #fff;
  border-radius: 20px;
  padding: 50px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}
.cta-band h2 { color: #fff; margin-bottom: 8px; font-size: 1.7rem; }
.cta-band p { color: #e3f0ea; margin: 0; max-width: 46ch; }
.cta-band .actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* FAQ */
.faq-item {
  border-bottom: 1px solid var(--bordure);
  padding: 18px 0;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--bleu-nuit);
  font-size: 1.03rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--orange);
  flex-shrink: 0;
  font-weight: 400;
}
.faq-item[open] summary::after { content: "–"; }
.faq-item .a { padding-top: 10px; color: var(--gris-clair); }

/* Footer */
footer.site-footer {
  background: var(--bleu-nuit);
  color: #b9cbd8;
  padding: 60px 0 24px;
  font-size: 0.93rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  margin-bottom: 24px;
}
footer h4 { color: #fff; font-family: inherit; font-size: 0.92rem; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 16px; }
footer ul { list-style: none; margin: 0; padding: 0; }
footer li { margin-bottom: 10px; }
footer a { color: #b9cbd8; text-decoration: none; }
footer a:hover { color: #fff; text-decoration: underline; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; color: #7f93a3; font-size: 0.85rem; }
.footer-bottom a { color: #7f93a3; }

/* Formulaires (page contact) */
.form-card {
  background: #fff;
  border: 1px solid var(--bordure);
  border-radius: 16px;
  padding: 36px;
  box-shadow: var(--ombre);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 700; font-size: 0.9rem; margin-bottom: 6px; color: var(--bleu-nuit); }
.field input, .field select, .field textarea {
  width: 100%;
  border: 1px solid var(--bordure);
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 0.98rem;
  font-family: inherit;
}
.field textarea { resize: vertical; min-height: 130px; }
.field .hint { font-size: 0.82rem; color: var(--gris-clair); margin-top: 4px; }
.hp-field { position: absolute; left: -9999px; top: -9999px; }

.alert { border-radius: 10px; padding: 16px 18px; margin-bottom: 22px; font-size: 0.95rem; }
.alert-success { background: #e8f5ee; color: #1f6b45; border: 1px solid #bfe3cf; }
.alert-error { background: #fdecea; color: #a4322a; border: 1px solid #f6c6c1; }

/* Page header (pages secondaires) */
.page-header {
  background: var(--bleu-clair);
  padding: 46px 0 40px;
  border-bottom: 1px solid var(--bordure);
}
.breadcrumb { font-size: 0.85rem; color: var(--gris-clair); margin-bottom: 12px; }
.breadcrumb a { color: var(--gris-clair); }
.page-header h1 { margin-bottom: 10px; }
.page-header p.lead { color: var(--gris-clair); font-size: 1.05rem; max-width: 65ch; margin: 0; }

/* Table simple */
table.info-table { width: 100%; border-collapse: collapse; margin: 24px 0; }
table.info-table th, table.info-table td {
  text-align: left; padding: 14px 16px; border: 1px solid var(--bordure); font-size: 0.94rem;
}
table.info-table th { background: var(--bleu-clair); color: var(--bleu-nuit); }

.two-col { display: grid; grid-template-columns: 2fr 1fr; gap: 40px; align-items: start; }
.side-card {
  background: var(--fond);
  border: 1px solid var(--bordure);
  border-radius: var(--radius);
  padding: 26px;
  position: sticky;
  top: 90px;
}
.side-card h3 { font-size: 1.05rem; }
.side-card ul { padding-left: 20px; margin: 0 0 18px; }
.side-card li { margin-bottom: 8px; font-size: 0.94rem; }

.tag-note {
  display: inline-block;
  background: #fff5eb;
  color: var(--orange-fonce);
  border: 1px solid #f3ddc4;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 0.88rem;
  margin: 18px 0;
}

address { font-style: normal; }

@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; }
  .grid-3, .grid-4, .grid-2, .steps, .domaine-list { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .two-col { grid-template-columns: 1fr; }
  .side-card { position: static; }
}

@media (max-width: 680px) {
  nav.main-nav { position: fixed; top: 74px; left: 0; right: 0; background: #fff; flex-direction: column; align-items: stretch; padding: 18px 24px; gap: 4px; border-bottom: 1px solid var(--bordure); box-shadow: var(--ombre); transform: translateY(-130%); opacity: 0; transition: .2s; }
  nav.main-nav.open { transform: translateY(0); opacity: 1; }
  nav.main-nav a { padding: 12px 0; border-bottom: 1px solid var(--bordure); }
  nav.main-nav .btn { margin-top: 10px; }
  .menu-toggle { display: block; }
  .grid-3, .grid-4, .grid-2, .steps, .domaine-list, .form-row, .footer-grid { grid-template-columns: 1fr; }
  .cta-band { flex-direction: column; text-align: center; padding: 40px 26px; }
  section { padding: 52px 0; }
  .top-bar .container { justify-content: center; text-align: center; }
}