/* ============================================================
   BK-WATT — Design System
   Mobile-first · Palette noir/blanc + vert #0d4f3d
   ============================================================ */

/* --- Variables --- */
:root {
  --primary:       #111111;   /* quasi-noir : texte, logo, footer */
  --accent:        #0d4f3d;   /* vert foncé BK-WATT (couleur de marque) */
  --accent-mid:    #1a6b52;   /* vert moyen (hover, variantes) */
  --accent-light:  #e8f5f0;   /* vert très clair (fonds doux) */
  --accent-bright: #6ee7b7;  /* vert clair visible sur fond sombre (nav active) */
  --white:         #FFFFFF;
  --off-white:     #F7F7F7;
  --light:         #EEEEEE;
  --text:          #1A1A1A;
  --text-muted:    #6B7280;
  --border:        #E2E2E2;
  --success:       #10B981;

  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-7:  1.75rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  --radius-sm:   8px;
  --radius-md:   14px;
  --radius-lg:   20px;
  --radius-xl:   28px;
  --radius-full: 9999px;

  --shadow-xs:     0 1px 2px rgba(0,0,0,0.06);
  --shadow-sm:     0 2px 8px rgba(0,0,0,0.07), 0 1px 3px rgba(0,0,0,0.04);
  --shadow-md:     0 6px 20px rgba(0,0,0,0.09), 0 2px 8px rgba(0,0,0,0.05);
  --shadow-lg:     0 12px 40px rgba(0,0,0,0.12), 0 4px 14px rgba(0,0,0,0.06);
  --shadow-accent: 0 8px 24px rgba(13,79,61,0.28);

  --transition-fast: 0.15s ease;
  --transition:      0.25s ease;
  --transition-slow: 0.4s ease;

  --nav-height:    72px;
  --container-max: 1180px;
  --container-pad: 1.25rem;
}

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

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  padding-top: var(--nav-height);
  padding-bottom: 76px; /* mobile sticky bar */
}

img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; font-size: inherit; }

/* --- Typographie --- */
h1, h2, h3, h4, h5 {
  font-family: 'Poppins', system-ui, sans-serif;
  font-weight: 700;
  line-height: 1.2;
  color: var(--primary);
}

h1 { font-size: clamp(2rem,   5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.0625rem; }

p { margin-bottom: var(--space-4); }
p:last-child { margin-bottom: 0; }

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

/* --- Boutons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9375rem;
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
  border: 2px solid transparent;
  text-decoration: none;
  justify-content: center;
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-mid);
  border-color: var(--accent-mid);
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent);
}

.btn-dark {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.btn-dark:hover {
  background: #333;
  border-color: #333;
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.45);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
}

.btn-outline-dark {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline-dark:hover {
  background: var(--primary);
  color: var(--white);
}

/* Bouton blanc — à utiliser sur fonds verts/sombres */
.btn-white {
  background: var(--white);
  color: var(--accent);
  border-color: var(--white);
}
.btn-white:hover {
  background: var(--off-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.btn-sm  { padding: 0.5rem 1.125rem; font-size: 0.875rem; }
.btn-lg  { padding: 1rem 2rem; font-size: 1.0625rem; }
.btn-block { width: 100%; }

/* --- Badges --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.25rem 0.875rem;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}
.badge-accent  { background: var(--accent-light); color: var(--accent); }
.badge-white   { background: rgba(255,255,255,0.15); color: var(--white); }
.badge-dark    { background: rgba(0,0,0,0.08); color: var(--primary); }
.badge-green   { background: #D1FAE5; color: #065F46; }
.badge-neutral { background: var(--light); color: var(--text-muted); }

/* --- Sections --- */
.section    { padding: var(--space-16) 0; }
.section-sm { padding: var(--space-12) 0; }
.section-lg { padding: var(--space-20) 0; }
.bg-light   { background: var(--off-white); }
.bg-accent  { background: var(--accent); }
.bg-dark    { background: var(--primary); }

.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}
.section-header .badge { margin-bottom: var(--space-4); }
.section-header h2    { margin-bottom: var(--space-4); }
.section-header p {
  font-size: 1.0625rem;
  color: var(--text-muted);
  max-width: 540px;
  margin: 0 auto;
}

/* ============================================================
   NAVIGATION — Header noir, logo blanc/vert, liens blancs
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: var(--primary);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  box-shadow: 0 2px 16px rgba(0,0,0,0.25);
  height: var(--nav-height);
  display: flex;
  align-items: center;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
  position: relative;
  z-index: 1001;
}

/* Logo image — mobile : dans le header, taille confortable */
.logo-img {
  height: 44px;
  width: auto;
  display: block;
  object-fit: contain;
  /* Légère ombre portée pour le définir sur les fonds sombres */
  filter: drop-shadow(0 3px 10px rgba(0,0,0,0.35));
  transition: filter var(--transition);
}
.nav-logo:hover .logo-img {
  filter: drop-shadow(0 4px 16px rgba(0,0,0,0.55));
}

/* Footer : logo plus petit, sans ombre */
.footer-logo .logo-img {
  height: 26px;
  transform: none;
  filter: none;
  opacity: 0.9;
  transition: opacity var(--transition-fast);
}
.footer-logo:hover .logo-img { opacity: 1; }

/* Desktop : logo grand qui déborde sur le hero */
@media (min-width: 768px) {
  .nav-logo { align-self: flex-start; }
  .logo-img {
    height: 76px;
    /* translateY pousse le logo vers le bas → déborde de ~20px sous le header */
    transform: translateY(18px);
    filter: drop-shadow(0 8px 24px rgba(0,0,0,0.50))
            drop-shadow(0 2px 6px rgba(0,0,0,0.30));
  }
  .nav-logo:hover .logo-img {
    filter: drop-shadow(0 10px 30px rgba(0,0,0,0.65))
            drop-shadow(0 3px 8px rgba(0,0,0,0.35));
  }
  .footer-logo .logo-img { height: 28px; transform: none; filter: none; }
}

/* Desktop nav links */
.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-1);
}

.nav-link {
  padding: 0.4rem var(--space-4);
  color: rgba(255,255,255,0.68);
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
  text-decoration: none;
  position: relative;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--white);
  background: rgba(255,255,255,0.07);
}

/* Actif : blanc + indicateur vert clair visible sur fond noir */
.nav-link.active {
  color: var(--white);
  font-weight: 600;
}
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: var(--space-4);
  right: var(--space-4);
  height: 2px;
  background: var(--accent-bright);
  border-radius: 2px;
}

/* Nav phone button */
.nav-phone {
  display: none;
  align-items: center;
  gap: var(--space-2);
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: var(--white);
  font-weight: 700;
  font-size: 0.875rem;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: background var(--transition-fast);
}
.nav-phone:hover { background: var(--accent-mid); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Hamburger — cible tactile min. 44×44px */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 6px;
}
.hamburger span {
  display: block;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
  transform-origin: center;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu — fond noir comme le header */
.mobile-menu {
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background: var(--primary);
  padding: var(--space-4) var(--space-6) var(--space-8);
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  z-index: 999;
  border-top: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}
.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.mobile-menu-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-5);
}
.mobile-menu-link {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: rgba(255,255,255,0.78);
  font-size: 1.0625rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  text-decoration: none;
}
.mobile-menu-link:hover { background: rgba(255,255,255,0.07); color: var(--white); }
.mobile-menu-link.active {
  color: var(--accent-bright);
  background: rgba(110,231,183,0.08);
  font-weight: 600;
}

.mobile-menu-phone {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4);
  background: var(--accent);
  color: var(--white);
  font-weight: 700;
  font-size: 1.0625rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background var(--transition-fast);
}
.mobile-menu-phone:hover { background: var(--accent-mid); }

/* --- Mobile sticky CTA --- */
.mobile-sticky {
  display: flex;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 998;
  padding: var(--space-3) var(--space-4);
  background: var(--white);
  border-top: 1px solid var(--border);
  gap: var(--space-3);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.07);
}
.mobile-sticky-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.9375rem;
  text-decoration: none;
}
.mobile-sticky-call  { background: var(--accent); color: var(--white); }
.mobile-sticky-quote { background: var(--primary); color: var(--white); }

/* ============================================================
   HERO — Fond vert foncé de marque
   ============================================================ */
.hero {
  position: relative;
  min-height: calc(85vh - var(--nav-height));
  min-height: 560px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--accent);
  /* Compense le logo qui déborde de 18px sur desktop */
  padding-top: 0;
}

@media (min-width: 768px) {
  .hero { padding-top: 18px; }
}

.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.35) 0%, rgba(0,0,0,0.10) 60%, transparent 100%);
  pointer-events: none;
}

/* Subtil motif grille */
.hero::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: var(--space-12) 0;
}

.hero-badge { margin-bottom: var(--space-5); }

.hero h1 {
  color: var(--white);
  margin-bottom: var(--space-5);
  font-size: clamp(2.2rem, 5.5vw, 3.75rem);
}
.hero h1 em {
  font-style: normal;
  display: block;
  color: rgba(255,255,255,0.85);
  font-size: 0.8em;
  font-weight: 500;
}

.hero-desc {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.80);
  margin-bottom: var(--space-8);
  max-width: 520px;
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-10);
}

.hero-ctas .btn-outline {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.75);
  color: var(--white);
  font-weight: 600;
}
.hero-ctas .btn-outline:hover {
  background: rgba(255,255,255,0.22);
  border-color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-5);
}
.hero-trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: rgba(255,255,255,0.70);
  font-size: 0.875rem;
}
.hero-trust-item i { color: rgba(255,255,255,0.9); font-size: 0.8125rem; }

/* --- Page hero (sous-pages) --- */
.page-hero {
  background: var(--accent);
  padding: var(--space-16) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

@media (min-width: 768px) {
  .page-hero { padding-top: calc(var(--space-16) + 18px); }
}
.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.25) 0%, transparent 60%);
  pointer-events: none;
}
.page-hero-content { position: relative; z-index: 1; }

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  color: rgba(255,255,255,0.45);
  font-size: 0.8125rem;
  margin-bottom: var(--space-6);
}
.breadcrumb a { color: rgba(255,255,255,0.70); transition: color var(--transition-fast); }
.breadcrumb a:hover { color: var(--white); }

.page-hero h1 {
  color: var(--white);
  margin: var(--space-4) 0 var(--space-6);
}
.page-hero p {
  color: rgba(255,255,255,0.75);
  font-size: 1.0625rem;
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.75;
}

/* ============================================================
   CARTES SERVICES
   ============================================================ */
.services-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
}
.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-icon {
  width: 58px; height: 58px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md);
  font-size: 1.4375rem;
  margin-bottom: var(--space-5);
  flex-shrink: 0;
}
/* Toutes les icônes en vert de marque */
.icon-elec    { background: var(--accent-light); color: var(--accent); }
.icon-irve    { background: var(--accent-light); color: var(--accent); }
.icon-clim    { background: var(--light); color: var(--primary); }

.card h3    { margin-bottom: var(--space-3); }
.card p     { color: var(--text-muted); flex: 1; }

.card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--accent);
  font-weight: 600;
  font-size: 0.9rem;
  margin-top: var(--space-5);
  transition: gap var(--transition-fast);
}
.card-link:hover { gap: var(--space-3); }

/* --- Pourquoi nous choisir --- */
.features-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}
.feature-icon-box {
  width: 48px; height: 48px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md);
  font-size: 1.125rem;
  background: var(--accent-light);
  color: var(--accent);
}
.feature-text h4   { margin-bottom: var(--space-1); }
.feature-text p    { color: var(--text-muted); font-size: 0.9375rem; margin: 0; }

/* --- Chiffres clés — fond vert foncé --- */
.stats-section { background: var(--accent); padding: var(--space-8) 0 var(--space-16); }
.stats-section + .section { padding-top: var(--space-8); }

@media (min-width: 768px) {
  .stats-section { padding: var(--space-16) 0; }
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.stat-item { text-align: center; padding: var(--space-5) 0; }
.stat-number {
  font-family: 'Poppins', sans-serif;
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  display: block;
  margin-bottom: var(--space-2);
}
.stat-label { color: rgba(255,255,255,0.70); font-size: 0.875rem; }

/* Séparateur mobile : fond léger sur chaque stat (pas de border problématique en grille 2x2) */
.stat-item {
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
}

/* --- Témoignages --- */
.testimonials-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

.testimonial {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.stars { color: var(--accent); letter-spacing: 2px; font-size: 1rem; }

.testimonial-text {
  color: var(--text-muted);
  font-style: italic;
  font-size: 0.9375rem;
  line-height: 1.7;
  flex: 1;
  margin: 0;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.testimonial-avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1rem;
  flex-shrink: 0;
}
.testimonial-author strong { display: block; color: var(--primary); font-size: 0.9rem; }
.testimonial-author span   { color: var(--text-muted); font-size: 0.8125rem; }

/* --- Zone d'intervention --- */
.zone-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}
.zone-tag {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--white);
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-xs);
}
.zone-tag i { color: var(--accent); font-size: 0.75rem; }

/* --- CTA section — vert foncé --- */
.cta-section {
  background: var(--accent);
  padding: var(--space-16) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.2) 0%, transparent 60%);
  pointer-events: none;
}
.cta-section > .container { position: relative; z-index: 1; }
.cta-section h2 { color: var(--white); margin-bottom: var(--space-4); }
.cta-section p  { color: rgba(255,255,255,0.80); font-size: 1.0625rem; margin-bottom: var(--space-8); }

.cta-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: center;
}

/* --- NOS SERVICES — blocs détaillés --- */
.service-block { padding: var(--space-16) 0; }
.service-block.alt { background: var(--off-white); }

.service-block-grid {
  display: grid;
  gap: var(--space-10);
  grid-template-columns: 1fr;
  align-items: center;
}

.service-visual {
  border-radius: var(--radius-xl);
  min-height: 260px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding: var(--space-8);
  text-align: center;
}
/* Toutes les visuels en vert foncé de marque avec des variantes */
.service-visual-elec { background: var(--accent); }
.service-visual-irve { background: #0a3d2f; }
.service-visual-clim { background: var(--primary); }
.service-visual-icon  { font-size: 3.5rem; line-height: 1; }
.service-visual-label { font-family: 'Poppins', sans-serif; font-weight: 700; font-size: 1.25rem; color: rgba(255,255,255,0.9); }

.service-checklist {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin: var(--space-6) 0;
}
.service-checklist li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: 0.9375rem;
  color: var(--text);
}
.service-checklist li i { color: var(--accent); margin-top: 0.175rem; flex-shrink: 0; }

.service-pricing {
  background: var(--accent-light);
  border-radius: var(--radius-md);
  padding: var(--space-5) var(--space-6);
  border-left: 4px solid var(--accent);
  margin-top: var(--space-5);
}
.service-pricing p { margin: 0; font-size: 0.9375rem; }

/* --- QUI SOMMES-NOUS --- */
.values-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}
.value-card {
  padding: var(--space-7) var(--space-8);
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  transition: transform var(--transition);
}
.value-card:hover { transform: translateY(-3px); }
.value-card-icon { font-size: 1.5rem; margin-bottom: var(--space-3); }
.value-card h3   { margin-bottom: var(--space-3); font-size: 1.125rem; }
.value-card p    { color: var(--text-muted); margin: 0; font-size: 0.9375rem; }

.certs-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}
.cert-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}
.cert-icon {
  width: 52px; height: 52px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md);
  background: var(--accent-light);
  font-size: 1.5rem;
}
.cert-text h4 { margin-bottom: var(--space-1); font-size: 1rem; }
.cert-text p  { color: var(--text-muted); font-size: 0.875rem; margin: 0; }

.about-intro {
  display: grid;
  gap: var(--space-10);
  grid-template-columns: 1fr;
  align-items: center;
}
.about-visual {
  border-radius: var(--radius-xl);
  background: var(--accent);
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-10);
  text-align: center;
}
.about-visual-icon { font-size: 4rem; }
.about-visual-text { font-family: 'Poppins', sans-serif; font-weight: 700; color: var(--white); font-size: 1.5rem; }
.about-visual-sub  { color: rgba(255,255,255,0.70); font-size: 0.9rem; }

/* --- CONTACT --- */
.contact-layout {
  display: grid;
  gap: var(--space-10);
  grid-template-columns: 1fr;
  align-items: start;
}

.contact-form-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}

.form-group { margin-bottom: var(--space-5); }

.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--primary);
  margin-bottom: var(--space-2);
}

.form-control {
  width: 100%;
  padding: 0.8125rem 1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  color: var(--text);
  background: var(--off-white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  outline: none;
  -webkit-appearance: none;
}
.form-control:focus {
  border-color: var(--accent);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(13,79,61,0.12);
}
textarea.form-control { resize: vertical; min-height: 130px; }
select.form-control   { cursor: pointer; }

.form-row {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}

.form-success {
  display: none;
  text-align: center;
  padding: var(--space-8);
  border-radius: var(--radius-lg);
  background: #D1FAE5;
  color: #065F46;
}
.form-success.visible { display: block; }
.form-success i { font-size: 2.5rem; margin-bottom: var(--space-4); }

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-info-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}
.contact-info-icon {
  width: 46px; height: 46px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md);
  background: var(--accent);
  color: var(--white);
  font-size: 1rem;
}
.contact-info-text strong {
  display: block;
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-1);
}
.contact-info-text a,
.contact-info-text p {
  color: var(--text);
  font-size: 1rem;
  font-weight: 600;
  margin: 0;
  text-decoration: none;
  transition: color var(--transition-fast);
  display: block;
}
.contact-info-text a:hover { color: var(--accent); }
.contact-info-text .sub { color: var(--text-muted); font-size: 0.8125rem; font-weight: 400; margin-top: 2px; }

/* ============================================================
   FOOTER — Quasi-noir, sobre
   ============================================================ */
.site-footer {
  background: #111111;
  padding: var(--space-10) 0 0;
}

.footer-grid {
  display: grid;
  gap: var(--space-6) var(--space-5);
  grid-template-columns: 1fr 1fr;
  margin-bottom: var(--space-10);
}

/* Mobile : brand et contact pleine largeur, nav+services côte à côte */
.footer-brand       { grid-column: 1 / -1; }
.footer-col:last-child { grid-column: 1 / -1; }

.footer-logo {
  display: flex; align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  margin-bottom: var(--space-4);
}
.footer-logo .logo-text { color: var(--white); }
.footer-logo .logo-bolt { color: var(--accent); }

.footer-brand p {
  color: rgba(255,255,255,0.45);
  font-size: 0.9rem;
  line-height: 1.65;
  margin: 0;
}
.footer-brand .siret {
  margin-top: var(--space-3);
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.25);
}

.footer-col h4 {
  font-family: 'Poppins', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: var(--space-5);
}

.footer-col ul   { display: flex; flex-direction: column; gap: var(--space-3); }
.footer-col li a {
  color: rgba(255,255,255,0.50);
  font-size: 0.9375rem;
  text-decoration: none;
  transition: color var(--transition-fast);
}
.footer-col li a:hover { color: var(--white); }

.footer-contact-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  color: rgba(255,255,255,0.50);
  font-size: 0.9rem;
}
.footer-contact-row:last-child { margin-bottom: 0; }
.footer-contact-row i { color: var(--accent); width: 14px; flex-shrink: 0; }
.footer-contact-row a {
  color: rgba(255,255,255,0.70);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.footer-contact-row a:hover { color: var(--white); }

/* Mobile : liens contact en blocs tapables */
@media (max-width: 767px) {
  .footer-contact-row {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-sm);
    padding: var(--space-3) var(--space-4);
    margin-bottom: var(--space-2);
  }
  .footer-contact-row a { font-size: 0.9375rem; font-weight: 500; }
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: var(--space-5) 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  text-align: center;
}
.footer-bottom p { color: rgba(255,255,255,0.25); font-size: 0.8125rem; margin: 0; }

/* --- Animations scroll --- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.visible { opacity: 1; transform: none; }

.stagger > * { opacity: 0; transform: translateY(18px); transition: opacity 0.45s ease, transform 0.45s ease; }
.stagger.visible > *:nth-child(1) { opacity: 1; transform: none; transition-delay: 0s; }
.stagger.visible > *:nth-child(2) { opacity: 1; transform: none; transition-delay: 0.08s; }
.stagger.visible > *:nth-child(3) { opacity: 1; transform: none; transition-delay: 0.16s; }
.stagger.visible > *:nth-child(4) { opacity: 1; transform: none; transition-delay: 0.24s; }
.stagger.visible > *:nth-child(5) { opacity: 1; transform: none; transition-delay: 0.32s; }
.stagger.visible > *:nth-child(6) { opacity: 1; transform: none; transition-delay: 0.40s; }
.stagger.visible > *:nth-child(7) { opacity: 1; transform: none; transition-delay: 0.48s; }
.stagger.visible > *:nth-child(8) { opacity: 1; transform: none; transition-delay: 0.56s; }

/* --- Utilitaires --- */
.text-accent  { color: var(--accent); }
.text-muted   { color: var(--text-muted); }
.text-center  { text-align: center; }
.fw-700       { font-weight: 700; }
.mt-4         { margin-top: var(--space-4); }
.mt-6         { margin-top: var(--space-6); }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); border: 0;
}

/* ============================================================
   SUB-NAV SERVICES (nos-services.html)
   ============================================================ */
.service-subnav {
  background: var(--off-white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: var(--nav-height);
  z-index: 100;
}

.service-subnav-inner {
  display: flex;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  gap: 0;
}
.service-subnav-inner::-webkit-scrollbar { display: none; }

.service-subnav-link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.875rem 1rem;
  white-space: nowrap;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-muted);
  border-bottom: 3px solid transparent;
  text-decoration: none;
  transition: color var(--transition-fast), border-color var(--transition-fast);
  flex-shrink: 0;
  min-height: 44px; /* cible tactile */
}
.service-subnav-link i { color: var(--accent); font-size: 0.8125rem; }
.service-subnav-link:hover,
.service-subnav-link.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* ============================================================
   MEDIA QUERIES
   ============================================================ */

/* ——— FOCUS VISIBLE (accessibilité clavier) ——— */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}
a:focus-visible,
button:focus-visible { outline-color: var(--accent); }


/* ——— TRÈS PETITS ÉCRANS (< 400px) ——— */
@media (max-width: 399px) {
  :root { --container-pad: 1rem; }

  /* Sections moins hautes */
  .section       { padding: var(--space-12) 0; }
  .section-sm    { padding: var(--space-10) 0; }
  .stats-section { padding: var(--space-10) 0; }
  .page-hero     { padding: var(--space-12) 0; }

  /* Typographie hero plus petite */
  .hero h1       { font-size: clamp(1.875rem, 8vw, 2.4rem); }
  .hero-desc     { font-size: 1rem; }

  /* Chiffres clés */
  .stat-number   { font-size: 2.25rem; }

  /* Cards */
  .card              { padding: var(--space-6); }
  .contact-form-card { padding: var(--space-5); }
  .testimonial       { padding: var(--space-6); }
  .value-card        { padding: var(--space-5) var(--space-6); }
  .cert-card         { padding: var(--space-5); }

  /* Section header */
  .section-header { margin-bottom: var(--space-8); }

  /* Boutons hero plus compacts */
  .hero-ctas .btn { font-size: 0.875rem; padding: 0.75rem 1.25rem; }

  /* Visuel service plus compact */
  .service-visual { min-height: 200px; }
  .service-visual-icon { font-size: 2.75rem; }

  /* About visual */
  .about-visual { min-height: 220px; }

  /* Pricing cards : prix en dessous du label */
  .pricing-card {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  /* Footer plus compact */
  .footer-grid { gap: var(--space-8); }
  .site-footer { padding: var(--space-12) 0 0; }
}


/* ——— PAYSAGE (téléphones) ——— */
@media (max-height: 500px) and (orientation: landscape) {
  .hero {
    min-height: auto;
    padding: var(--space-10) 0;
  }
  .hero-content { padding: 0; }
  .hero-trust   { display: none; } /* gain de place en paysage */
}


/* ——— PETIT (480px+) ——— */
@media (min-width: 480px) {
  .hero-ctas        { flex-direction: row; }
  .cta-buttons      { flex-direction: row; }
  .hero-ctas .btn   { font-size: 0.9375rem; } /* rétablir la taille normale */

  /* Pricing cards : en ligne dès 480px */
  .pricing-card {
    flex-direction: row;
    align-items: center;
  }
}


/* ——— MOYEN-PETIT (560px+) — Palier intermédiaire ——— */
@media (min-width: 560px) {
  /* Services : 2 colonnes avant d'aller à 3 */
  .services-grid     { grid-template-columns: repeat(2, 1fr); }

  /* Témoignages : 2 colonnes */
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }

  /* Valeurs & certifications */
  .values-grid       { grid-template-columns: repeat(2, 1fr); }
  .certs-grid        { grid-template-columns: repeat(2, 1fr); }

  /* Stats : passer à 4 colonnes dès que possible */
  .stats-grid        { grid-template-columns: repeat(4, 1fr); }
  .stat-item         { background: none; border-radius: 0; }
  .stats-grid .stat-item + .stat-item {
    border-left: 1px solid rgba(255,255,255,0.15);
  }

  /* Features : 2 colonnes */
  .features-grid     { grid-template-columns: repeat(2, 1fr); }
}


/* ——— TABLETTE (768px+) ——— */
@media (min-width: 768px) {
  :root { --container-pad: 2rem; }

  body { padding-bottom: 0; }

  /* Navigation */
  .mobile-sticky { display: none; }
  .nav-links     { display: flex; }
  .nav-phone     { display: flex; }
  .hamburger     { display: none; }

  /* Grilles */
  .services-grid     { grid-template-columns: repeat(3, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(3, 1fr); }
  .form-row          { grid-template-columns: 1fr 1fr; }

  /* Footer : 2×2 à ce stade */
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-8) var(--space-10); }

  /* Services détaillés */
  .service-block-grid { grid-template-columns: 1fr 1fr; }
  .service-block.alt .service-block-grid > .service-visual { order: 2; }

  /* About & Contact */
  .about-intro    { grid-template-columns: 1fr 1fr; }
  .contact-layout { grid-template-columns: 3fr 2fr; }
}


/* ——— DESKTOP (1024px+) ——— */
@media (min-width: 1024px) {
  :root { --container-pad: 2.5rem; }

  .section    { padding: var(--space-20) 0; }
  .section-lg { padding: var(--space-24) 0; }
  .section-sm { padding: var(--space-14) 0; }

  .hero-content { max-width: 60%; }

  /* Footer : 4 colonnes, reset du spanning mobile */
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1.5fr; }
  .footer-brand,
  .footer-col:last-child { grid-column: auto; }

  /* Valeurs : 4 colonnes */
  .values-grid   { grid-template-columns: repeat(4, 1fr); }

  /* Features plus espacées */
  .features-grid { gap: var(--space-8); }
}


/* ——— GRAND ÉCRAN (1280px+) ——— */
@media (min-width: 1280px) {
  .hero-content { max-width: 55%; }
}

/* ============================================================
   DROPDOWN NAVIGATION — Design éditorial, sans arrondis
   ============================================================ */
.nav-has-dropdown { position: relative; }

.nav-chevron {
  font-size: 0.5625rem;
  margin-left: 3px;
  opacity: 0.6;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  display: inline-block;
  vertical-align: middle;
}
.nav-has-dropdown:hover .nav-chevron,
.nav-has-dropdown:focus-within .nav-chevron {
  transform: rotate(180deg);
  opacity: 1;
}

/* Panneau dropdown — aucun arrondi, bordure verte en tête */
.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  width: 300px;
  background: var(--white);
  border-radius: 0;
  border-top: 3px solid var(--accent);
  box-shadow: 0 16px 48px rgba(0,0,0,0.20), 0 4px 12px rgba(0,0,0,0.10);
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  z-index: 500;
}

/* Pont transparent : empêche la fermeture lors du mouvement vers le menu */
.nav-dropdown::before {
  content: '';
  position: absolute;
  bottom: 100%;
  left: -30px;
  right: -30px;
  height: 20px;
}

.nav-has-dropdown:hover .nav-dropdown,
.nav-has-dropdown:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

/* Items du dropdown */
.nav-dropdown-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 20px;
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  transition: background var(--transition-fast), border-color var(--transition-fast);
}
.nav-dropdown-item:last-of-type { border-bottom: none; }

/* Hover : fond gris neutre, sans bordure */
.nav-dropdown-item:hover {
  background: var(--off-white);
}

/* Au hover, le titre passe en vert de marque */
.nav-dropdown-item:hover .nav-dd-text strong {
  color: var(--accent);
}

/* Icône : fond neutre par défaut, vert au hover */
.nav-dd-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--light);
  color: var(--text-muted);
  font-size: 0.9rem;
  border-radius: 4px;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.nav-dropdown-item:hover .nav-dd-icon {
  background: var(--accent-light);
  color: var(--accent);
}

.nav-dd-text strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  line-height: 1.3;
  transition: color var(--transition-fast);
}
.nav-dd-text span {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Pied du dropdown : fond légèrement différent */
.nav-dropdown-footer {
  background: var(--off-white);
  padding: 11px 20px;
  border-top: 1px solid var(--border);
}
.nav-dropdown-footer a {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  letter-spacing: 0.01em;
  transition: color var(--transition-fast);
}
.nav-dropdown-footer a i { transition: transform var(--transition-fast); }
.nav-dropdown-footer a:hover { color: var(--accent-mid); }
.nav-dropdown-footer a:hover i { transform: translateX(4px); }

/* ---- Mobile sous-menu ---- */
.mobile-sub-row {
  display: flex;
  align-items: center;
  gap: 2px;
}
.mobile-sub-row .mobile-sub-toggle {
  flex: 1;
  text-align: left;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.mobile-sub-page-link {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.55);
  border: 1px solid rgba(255,255,255,0.18);
  text-decoration: none;
  font-size: 0.75rem;
  transition: all var(--transition-fast);
}
.mobile-sub-page-link:hover {
  background: rgba(255,255,255,0.08);
  color: var(--white);
  border-color: rgba(255,255,255,0.45);
}
.mobile-chevron {
  font-size: 0.7rem;
  transition: transform var(--transition-fast);
}

.mobile-sub-links {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.mobile-sub-links.open { max-height: 300px; }

.mobile-sub-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0.6rem 1rem 0.6rem 1.5rem;
  color: rgba(255,255,255,0.55);
  font-size: 0.9375rem;
  text-decoration: none;
  border-left: 2px solid rgba(255,255,255,0.12);
  margin: 2px 0 2px 1rem;
  border-radius: 0 6px 6px 0;
  transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
}
.mobile-sub-link i { color: var(--accent); width: 16px; flex-shrink: 0; font-size: 0.875rem; }
.mobile-sub-link:hover { color: var(--white); border-color: var(--accent); background: rgba(255,255,255,0.05); }
.mobile-sub-all { font-size: 0.8125rem; color: var(--accent-bright); font-weight: 600; border-left-color: var(--accent-bright); }

/* ============================================================
   HERO — Layout 2 colonnes + carte visuelle (desktop)
   ============================================================ */
.hero-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
  width: 100%;
}

.hero-visual { display: none; position: relative; z-index: 1; }

.hero-card {
  background: #ffffff;
  border: none;
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  box-shadow: 0 16px 56px rgba(0,0,0,0.45);
}

.hero-card-bolt {
  font-size: 4rem;
  line-height: 1;
  text-align: center;
  animation: pulse-bolt 2.5s ease-in-out infinite;
}
@keyframes pulse-bolt {
  0%, 100% { filter: drop-shadow(0 0 8px rgba(255,255,255,0.3)); transform: scale(1); }
  50%       { filter: drop-shadow(0 0 20px rgba(255,255,255,0.6)); transform: scale(1.05); }
}

.hero-card-certs {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.hero-cert {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: #1a1a1a;
  font-size: 0.9rem;
}
.hero-cert i { color: #0d4f3d; flex-shrink: 0; }

.hero-card-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}
.hero-mini-stat {
  background: #e8f5f0;
  border-radius: var(--radius-md);
  padding: var(--space-4);
  text-align: center;
  border: 1px solid #c8e8de;
}
.hero-mini-stat .num {
  font-family: 'Poppins', sans-serif;
  font-weight: 800;
  font-size: 1.75rem;
  color: #0d4f3d;
  display: block;
  line-height: 1;
}
.hero-mini-stat .lbl {
  color: #4a6b5e;
  font-size: 0.75rem;
  display: block;
  margin-top: 4px;
}

/* Wave entre le hero et la section suivante */
.hero-wave {
  position: relative;
  margin-top: -1px;
  line-height: 0;
  overflow: hidden;
}
.hero-wave svg { display: block; width: 100%; height: 50px; }

.hero-wave + section { padding-top: var(--space-8); }

/* ============================================================
   CARTES SERVICES REDESIGNÉES (card-service)
   ============================================================ */
.card-service {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
}
.card-service:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.12), 0 6px 16px rgba(0,0,0,0.07);
}

.card-service-header {
  height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--space-2);
  position: relative;
  overflow: hidden;
}
.card-service-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(255,255,255,0.12) 0%, transparent 60%);
}
.card-service-header i {
  font-size: 2.25rem;
  color: rgba(255,255,255,0.95);
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.2));
}
.csh-elec { background: linear-gradient(135deg, #0d4f3d 0%, #1a6b52 100%); }
.csh-irve { background: linear-gradient(135deg, #053d2e 0%, #0d4f3d 100%); }
.csh-clim { background: linear-gradient(135deg, #111 0%, #2a2a2a 100%); }

.card-service-body {
  padding: var(--space-6) var(--space-7) var(--space-7);
  display: flex;
  flex-direction: column;
  flex: 1;
}
.card-service-body h3 { margin-bottom: var(--space-3); }
.card-service-body p { color: var(--text-muted); flex: 1; font-size: 0.9375rem; }

.card-service-tags {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-4);
}
.card-tag {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.625rem;
  border-radius: var(--radius-full);
  background: var(--accent-light);
  color: var(--accent);
}

/* ============================================================
   PAGES SERVICES INDIVIDUELLES
   ============================================================ */

/* Hero par service */
.page-hero-elec { background: linear-gradient(135deg, #0a3d2f 0%, #0d4f3d 60%, #1a6b52 100%); }
.page-hero-irve { background: linear-gradient(135deg, #052d23 0%, #0d4f3d 60%, #0a3d2f 100%); }
.page-hero-clim { background: linear-gradient(135deg, #093d2e 0%, #0d4f3d 55%, #1a6b52 100%); }

/* Intro de page service (2 colonnes) */
.service-page-intro {
  display: grid;
  gap: var(--space-10);
  grid-template-columns: 1fr;
  align-items: center;
}
.service-page-visual {
  border-radius: var(--radius-xl);
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-10);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.service-page-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.1), transparent 60%);
}
.spv-elec { background: linear-gradient(135deg, #0d4f3d, #1a6b52); }
.spv-irve { background: linear-gradient(135deg, #064E3B, #0d4f3d); }
.spv-clim { background: linear-gradient(135deg, #093d2e 0%, #0d4f3d 100%); }
.service-page-visual-icon { font-size: 5rem; position: relative; z-index: 1; }
.service-page-visual-label {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1.375rem;
  color: rgba(255,255,255,0.9);
  position: relative;
  z-index: 1;
}

/* Audience : particuliers / professionnels */
.audience-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}
.audience-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-7) var(--space-8);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  border-top: 4px solid var(--accent);
}
.audience-card h3 {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  font-size: 1.125rem;
}
.audience-card h3 i {
  width: 38px; height: 38px;
  border-radius: var(--radius-sm);
  background: var(--accent-light);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

/* Steps / Processus */
.steps-grid {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: 1fr;
  counter-reset: step;
}
.step {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
}
.step-num {
  font-family: 'Poppins', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent-light);
  line-height: 1;
  flex-shrink: 0;
  min-width: 56px;
  text-align: right;
}
.step-body h4 { margin-bottom: var(--space-2); }
.step-body p  { color: var(--text-muted); font-size: 0.9375rem; margin: 0; }

/* Pricing IRVE */
.pricing-table {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}
.pricing-tier {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid var(--border);
  background: var(--white);
  transition: transform var(--transition), box-shadow var(--transition);
}
.pricing-tier:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.pricing-tier.featured { border-color: var(--accent); }

.pricing-tier-head {
  padding: var(--space-5) var(--space-6);
  background: var(--off-white);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.pricing-tier.featured .pricing-tier-head { background: var(--accent); }

.pricing-tier-head-icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
  flex-shrink: 0;
}
.pricing-tier.featured .pricing-tier-head-icon { color: var(--accent); }

.pricing-tier-name { font-weight: 700; font-size: 1rem; color: var(--primary); }
.pricing-tier.featured .pricing-tier-name { color: var(--white); }
.pricing-tier-sub { font-size: 0.8125rem; color: var(--text-muted); }
.pricing-tier.featured .pricing-tier-sub { color: rgba(255,255,255,0.75); }

.pricing-tier-body { padding: var(--space-5) var(--space-6) var(--space-6); }

.pricing-tier-price {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-bottom: var(--space-4);
}
.pricing-tier-from {
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
}
.pricing-tier-amount {
  font-family: 'Poppins', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.pricing-tier-ttc {
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
}

.pricing-tier-features { display: flex; flex-direction: column; gap: var(--space-3); }
.pricing-tier-features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: 0.9rem;
  color: var(--text);
}
.pricing-tier-features li i { color: var(--accent); margin-top: 0.15rem; flex-shrink: 0; }

/* Services liés */
.related-services {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}
.related-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  text-decoration: none;
  transition: all var(--transition);
  box-shadow: var(--shadow-xs);
}
.related-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}
.related-card-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-md);
  background: var(--accent-light);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}
.related-card-text strong { display: block; color: var(--primary); font-size: 0.9375rem; }
.related-card-text span { color: var(--text-muted); font-size: 0.8125rem; }
.related-card i.arrow { margin-left: auto; color: var(--text-muted); transition: color var(--transition-fast); }
.related-card:hover i.arrow { color: var(--accent); }

/* ============================================================
   RESPONSIVE — ajouts pour nouveaux composants
   ============================================================ */
@media (min-width: 560px) {
  .audience-grid   { grid-template-columns: 1fr 1fr; }
  .related-services { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 768px) {
  .service-page-intro { grid-template-columns: 1fr 1fr; }
  .pricing-table      { grid-template-columns: repeat(3, 1fr); }
  .steps-grid         { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  /* Hero 2 colonnes */
  .hero-inner {
    flex-direction: row;
    align-items: center;
    gap: var(--space-12);
  }
  .hero-content { flex: 1; max-width: none; }
  .hero-visual  { display: flex; flex-direction: column; width: 340px; flex-shrink: 0; }

  /* Sub-nav links plus visibles */
  .service-subnav-link { padding: 1rem 1.5rem; font-size: 0.9375rem; }

  .steps-grid { grid-template-columns: repeat(4, 1fr); }
  .related-services { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   PHOTOS — hero background, grilles, visuels service
   ============================================================ */

/* Hero avec photo en fond */
.hero-photo {
  background-image: url('../img/tableau-electrique-cablage.jpg');
  background-size: cover;
  background-position: center 30%;
}
.hero-photo::before {
  background: linear-gradient(
    135deg,
    rgba(10,50,38,0.93) 0%,
    rgba(13,79,61,0.82) 50%,
    rgba(10,40,30,0.70) 100%
  );
}

/* Grille 2×2 photos — Qui sommes-nous */
.about-photo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 6px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  height: 380px;
}
.about-photo-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
}
.about-photo-grid img:hover { transform: scale(1.04); }

/* Photo unique — service climatisation */
.service-photo-single {
  border-radius: var(--radius-xl);
  overflow: hidden;
  height: 380px;
}
.service-photo-single img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
}
.service-photo-single:hover img { transform: scale(1.03); }

/* Grille 2 photos — service électricité & IRVE */
.service-photo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  height: 380px;
}
.service-photo-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
}
.service-photo-grid img:hover { transform: scale(1.04); }

/* Badge QUALIFELEC */
.qualifelec-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin-top: var(--space-6);
}
.qualifelec-badge img {
  height: 64px;
  width: auto;
  flex-shrink: 0;
}
.qualifelec-badge-text strong {
  display: block;
  font-size: 0.9rem;
  color: var(--primary);
  font-weight: 700;
}
.qualifelec-badge-text span {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* Mobile : grilles en 1 colonne */
@media (max-width: 559px) {
  .about-photo-grid {
    grid-template-columns: 1fr 1fr;
    height: 240px;
  }
  .service-photo-grid { height: 220px; }
  .service-photo-single { height: 240px; }
}

@media (min-width: 768px) {
  .about-photo-grid  { height: 420px; }
  .service-photo-grid { height: 420px; }
  .service-photo-single { height: 420px; }
}