/* ========================================
   NETTOYAGE INSALUBRE 64/40 — CSS PRINCIPAL
   ======================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Lora:wght@400;500;600&display=swap');

/* === VARIABLES === */
:root {
  --primary:    #1B3A5C;
  --primary-dark: #0F2540;
  --primary-light: #2A5080;
  --secondary:  #E07B39;
  --secondary-dark: #C45F1E;
  --text:       #1A1A1A;
  --text-muted: #6B6B6B;
  --bg:         #FFFFFF;
  --bg-light:   #F7F8FA;
  --bg-section: #EEF2F7;
  --border:     #D8DDE6;
  --success:    #1A7A4A;
  --error:      #C0392B;
  --radius:     8px;
  --radius-lg:  14px;
  --shadow:     0 2px 12px rgba(27,58,92,0.10);
  --shadow-lg:  0 8px 32px rgba(27,58,92,0.15);
  --transition: 0.22s ease;
  --max-width:  1160px;
  --font-body:  'Inter', sans-serif;
  --font-title: 'Lora', serif;
}

/* === RESET === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--secondary); }
ul, ol { padding-left: 1.4em; }

/* === LAYOUT === */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}
.section { padding: 72px 0; }
.section--light { background: var(--bg-light); }
.section--blue { background: var(--primary); color: #fff; }
.section--blue a { color: #90BDE0; }
.section--blue a:hover { color: #fff; }
.section--accent { background: var(--bg-section); }

/* === TYPOGRAPHY === */
h1, h2, h3, h4 {
  font-family: var(--font-title);
  line-height: 1.25;
  color: var(--primary);
}
.section--blue h1,
.section--blue h2,
.section--blue h3 { color: #fff; }
h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 700; }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 600; margin-bottom: 1rem; }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.35rem); font-weight: 600; margin-bottom: 0.6rem; }
p { margin-bottom: 1rem; }
.lead { font-size: 1.1rem; color: var(--text-muted); line-height: 1.75; }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.section-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: 0.75rem;
}

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background var(--transition), color var(--transition), transform var(--transition), border-color var(--transition);
  text-decoration: none;
  line-height: 1;
}
.btn-primary {
  background: var(--secondary);
  color: #fff;
  border-color: var(--secondary);
}
.btn-primary:hover {
  background: var(--secondary-dark);
  border-color: var(--secondary-dark);
  color: #fff;
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}
.btn-outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.6);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border-color: #fff;
}
.btn-lg { padding: 18px 36px; font-size: 1.1rem; }
.btn-sm { padding: 10px 18px; font-size: 0.9rem; }

/* === HEADER === */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--primary);
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 70px;
  max-width: var(--max-width);
  margin: 0 auto;
}
.site-logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}
.site-logo .logo-main {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.1;
}
.site-logo .logo-sub {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.65);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.site-nav { display: flex; gap: 4px; align-items: center; }
.site-nav a {
  color: rgba(255,255,255,0.8);
  font-size: 0.88rem;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: 6px;
  transition: background var(--transition), color var(--transition);
  text-decoration: none;
}
.site-nav a:hover { color: #fff; background: rgba(255,255,255,0.12); }
.site-nav .nav-cta {
  background: var(--secondary);
  color: #fff;
  padding: 8px 16px;
  border-radius: 6px;
  font-weight: 700;
}
.site-nav .nav-cta:hover { background: var(--secondary-dark); }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  padding: 8px;
}
.nav-dropdown { position: relative; }
.nav-dropdown > a { cursor: default; }
.dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  padding: 8px 0;
  z-index: 200;
}
.dropdown-menu a {
  display: block;
  color: var(--text);
  padding: 10px 18px;
  font-size: 0.9rem;
  transition: background var(--transition);
}
.dropdown-menu a:hover { background: var(--bg-light); color: var(--primary); }
.nav-dropdown:hover .dropdown-menu { display: block; }

/* === HERO === */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, #1D4E8F 100%);
  color: #fff;
  padding: 80px 0 72px;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('https://images.pexels.com/photos/6196685/pexels-photo-6196685.jpeg?auto=compress&cs=tinysrgb&fit=crop&h=627&w=1200') center/cover no-repeat;
  opacity: 0.12;
  z-index: 0;
}
.hero-inner { position: relative; z-index: 1; max-width: 700px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.9);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 1.2rem;
  letter-spacing: 0.04em;
}
.hero h1 {
  color: #fff;
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 1rem;
  font-weight: 800;
}
.hero p.hero-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.75;
  margin-bottom: 2rem;
  max-width: 600px;
}
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-notice {
  margin-top: 1.5rem;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
  display: flex;
  align-items: flex-start;
  gap: 6px;
}

/* === CARDS === */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.cards-grid-3 { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.card-icon {
  width: 50px;
  height: 50px;
  border-radius: 10px;
  background: var(--bg-section);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--primary);
}
.card h3 { margin-bottom: 8px; }
.card p { font-size: 0.92rem; color: var(--text-muted); margin-bottom: 12px; }
.card-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--secondary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.card-link:hover { color: var(--secondary-dark); }

/* === FORM === */
.form-section {
  background: var(--bg-light);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  border: 1px solid var(--border);
}
.form-title { font-size: 1.4rem; margin-bottom: 0.4rem; }
.form-subtitle { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 2rem; }
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}
.form-group label span.req { color: var(--secondary); margin-left: 2px; }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text);
  background: #fff;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(27,58,92,0.12);
}
.form-group textarea { resize: vertical; min-height: 110px; }
.form-helper {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
  line-height: 1.5;
}
.form-consent {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-top: 4px;
}
.form-consent input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--primary);
  cursor: pointer;
}
.form-consent label {
  font-size: 0.9rem;
  color: var(--text);
  cursor: pointer;
  font-weight: 400;
}
.form-notice {
  background: rgba(27,58,92,0.06);
  border-left: 3px solid var(--primary);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 12px 16px;
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.form-success {
  background: #E8F5EF;
  border: 1px solid #A8DDB8;
  border-radius: var(--radius);
  padding: 20px 24px;
  color: var(--success);
  font-weight: 600;
  font-size: 0.95rem;
  display: none;
}
.form-error-msg {
  color: var(--error);
  font-size: 0.8rem;
  display: none;
}
.field-error {
  border-color: var(--error) !important;
}

/* === URGENCE BADGES === */
.urgence-selector { display: flex; gap: 10px; flex-wrap: wrap; }
.urgence-btn {
  padding: 8px 16px;
  border: 1.5px solid var(--border);
  border-radius: 20px;
  background: #fff;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  color: var(--text);
}
.urgence-btn:hover, .urgence-btn.active { border-color: var(--primary); background: var(--primary); color: #fff; }

/* === SERVICES GRID === */
.services-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 18px;
}
.service-item {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 20px;
  text-decoration: none;
  color: var(--text);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.service-item:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
  border-color: var(--primary-light);
  color: var(--text);
}
.service-item-icon {
  width: 44px; height: 44px;
  background: var(--bg-section);
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  margin-bottom: 12px;
}
.service-item h3 { font-size: 1rem; margin-bottom: 6px; }
.service-item p { font-size: 0.85rem; color: var(--text-muted); flex: 1; margin-bottom: 12px; }
.service-item-link { font-size: 0.82rem; font-weight: 600; color: var(--secondary); }

/* === STEPS === */
.steps-list { counter-reset: step; display: flex; flex-direction: column; gap: 20px; }
.step-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 20px;
}
.step-number {
  counter-increment: step;
  width: 40px; height: 40px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  flex-shrink: 0;
  font-family: var(--font-title);
}
.step-number::before { content: counter(step); }
.step-content h4 { font-size: 1rem; color: var(--primary); margin-bottom: 4px; }
.step-content p { font-size: 0.9rem; color: var(--text-muted); margin: 0; }

/* === ZONES / VILLE GRID === */
.villes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
}
.ville-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
  transition: all var(--transition);
  text-decoration: none;
}
.ville-chip:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.ville-chip .cp {
  font-size: 0.75rem;
  color: var(--text-muted);
}
.ville-chip:hover .cp { color: rgba(255,255,255,0.7); }

/* === FAQ === */
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.97rem;
  color: var(--primary);
  user-select: none;
  gap: 12px;
}
.faq-question:hover { background: var(--bg-light); }
.faq-icon {
  width: 24px; height: 24px;
  flex-shrink: 0;
  transition: transform var(--transition);
  color: var(--secondary);
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  display: none;
  padding: 0 20px 18px;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.7;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.faq-item.open .faq-answer { display: block; }

/* === BREADCRUMB === */
.breadcrumb {
  padding: 12px 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 4px; list-style: none; padding: 0; margin: 0; }
.breadcrumb li { display: flex; align-items: center; gap: 4px; }
.breadcrumb a { color: var(--primary); }
.breadcrumb li:not(:last-child)::after { content: '/'; color: var(--border); margin-left: 4px; }

/* === ALERT BLOC === */
.alert {
  padding: 16px 20px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  line-height: 1.6;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.alert-info { background: #EAF2FB; border-left: 4px solid var(--primary); color: #1B3A5C; }
.alert-warning { background: #FEF5EA; border-left: 4px solid var(--secondary); color: #6B3A0F; }
.alert-icon { flex-shrink: 0; margin-top: 1px; }

/* === CTA BLOC === */
.cta-bloc {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-bloc h2 { color: #fff; margin-bottom: 0.5rem; }
.cta-bloc p { color: rgba(255,255,255,0.8); margin: 0; }
.cta-bloc-actions { display: flex; gap: 12px; flex-wrap: wrap; flex-shrink: 0; }

/* === FOOTER === */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.75);
  padding: 60px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .logo-main { color: #fff; font-size: 1.1rem; }
.footer-brand .logo-sub { color: rgba(255,255,255,0.5); font-size: 0.7rem; }
.footer-brand p { margin-top: 12px; font-size: 0.88rem; line-height: 1.7; }
.footer-col h4 { color: #fff; font-size: 0.9rem; font-weight: 700; margin-bottom: 14px; letter-spacing: 0.04em; text-transform: uppercase; }
.footer-col ul { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.footer-col ul a { color: rgba(255,255,255,0.65); font-size: 0.88rem; transition: color var(--transition); }
.footer-col ul a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8rem;
}
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: rgba(255,255,255,0.9); }
.footer-mention {
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 14px 18px;
  font-size: 0.8rem;
  margin-bottom: 32px;
  color: rgba(255,255,255,0.6);
  line-height: 1.6;
}

/* === DÉPARTEMENT HERO === */
.dept-hero {
  background: linear-gradient(135deg, var(--primary) 0%, #1D4E8F 100%);
  color: #fff;
  padding: 60px 0;
}
.dept-hero h1 { color: #fff; }
.dept-hero p { color: rgba(255,255,255,0.8); }

/* === SERVICE HERO === */
.service-hero {
  background: var(--primary);
  color: #fff;
  padding: 56px 0;
}
.service-hero h1 { color: #fff; }
.service-hero p { color: rgba(255,255,255,0.82); }

/* === VILLE HERO === */
.ville-hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 52px 0;
}
.ville-hero h1 { color: #fff; }
.ville-hero p { color: rgba(255,255,255,0.82); }

/* === TAGS === */
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  background: var(--bg-section);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 20px;
  border: 1px solid var(--border);
  text-decoration: none;
  transition: all var(--transition);
}
.tag:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

/* === SPLIT LAYOUT === */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.split.align-center { align-items: center; }
.split-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.split-image img { width: 100%; height: 320px; object-fit: cover; }

/* === DEUX COLONNES DÉPARTEMENT === */
.dept-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.dept-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: box-shadow var(--transition);
}
.dept-card:hover { box-shadow: var(--shadow); }
.dept-card h3 { margin-bottom: 8px; }

/* === REVEAL ON SCROLL === */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* === MOBILE NAV === */
@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  .site-nav {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0; right: 0;
    background: var(--primary-dark);
    padding: 16px 0;
    gap: 0;
    z-index: 200;
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 14px 24px; border-radius: 0; font-size: 0.95rem; }
  .nav-dropdown .dropdown-menu {
    position: static;
    box-shadow: none;
    background: rgba(255,255,255,0.08);
    border-radius: 0;
    padding: 0;
  }
  .nav-dropdown .dropdown-menu a { color: rgba(255,255,255,0.7); padding: 12px 36px; }
  .header-inner { position: relative; }
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .section { padding: 52px 0; }
  .split { grid-template-columns: 1fr; gap: 32px; }
  .split-image img { height: 220px; }
  .dept-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-section { padding: 28px 20px; }
  .cta-bloc { padding: 32px 24px; }
  .cards-grid { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 48px; }
  .villes-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
}
@media (max-width: 480px) {
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { justify-content: center; }
  .cta-bloc { flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; }
  .btn-lg { padding: 15px 24px; font-size: 1rem; }
  .services-list { grid-template-columns: 1fr; }
}