:root {
  /* Palette Orange & Ardoise Premium pour Toiture Gérard */
  --primary: #F59E0B;           /* Orange Gérard */
  --primary-dark: #D97706;      /* Orange sombre */
  --primary-light: #FEF3C7;     /* Orange clair */

  --secondary: #334155;         /* Ardoise moyen */
  --secondary-dark: #1E293B;    /* Ardoise sombre (Fond Header / Footer / sections) */
  --secondary-medium: #475569;  /* Ardoise intermédiaire */

  --white: #FFFFFF;
  --off-white: #FAFAFA;
  --light-gray: #F1F5F9;
  --mid-gray: #E2E8F0;
  --text-gray: #64748B;
  --dark-gray: #475569;
  --black: #0F172A;

  --font-heading: 'DM Serif Display', serif;
  --font-body: 'DM Sans', sans-serif;
  --radius-sm: 0px;
  --radius-md: 0px;
  --radius-lg: 0px;
  --shadow-card: none;
  --shadow-card-hover: none;
  --shadow-btn: none;
  --container: 1200px;
  --transition: all 0.25s ease;

  /* Redirection des variables Hero vers la palette orange & ardoise */
  --color-blue: var(--secondary-dark);
  --color-orange: var(--primary);
  --color-orange-dark: var(--primary-dark);
  --color-orange-rgb: 245, 158, 11; /* RGB de #F59E0B */
  --color-white: var(--white);
}

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

/* Desktop/Mobile phone button display */
.desktop-phone-num {
  display: inline;
}
.mobile-phone-txt {
  display: none;
}
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); font-size: 15px; color: var(--text-gray); line-height: 1.7; background: var(--white); }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); }
.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }
img { max-width: 100%; display: block; }
a { text-decoration: none; }



/* BURGER MENU */
.burger-menu { display: none; background: none; border: none; cursor: pointer; }
.burger-menu span {
  display: block;
  width: 25px;
  height: 3px;
  background: var(--secondary);
  margin: 5px 0;
  transition: var(--transition);
}
.burger-menu.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.burger-menu.active span:nth-child(2) { opacity: 0; }
.burger-menu.active span:nth-child(3) { transform: rotate(-45deg) translate(7px, -6px); }

/* NAV */
nav {
  background: var(--white);
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  box-shadow: none;
  border-bottom: 1px solid var(--mid-gray);
  transition: transform 0.3s ease;
}
nav.header--hidden {
  transform: translateY(-100%);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 70px;
  gap: 40px;
}
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; margin-right: auto; }
.logo img { height: 60px; }
.logo-text { font-family: var(--font-heading); font-size: 22px; font-weight: 700; color: var(--secondary); letter-spacing: -0.5px; }
.logo-text span { color: var(--primary); }
.nav-links { display: flex; gap: 28px; list-style: none; margin-right: 20px; }
.nav-links a { font-family: var(--font-heading); font-size: 14px; font-weight: 500; color: var(--dark-gray); }
.nav-links a:hover { color: var(--primary); }
.mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--white);
  z-index: 200;
  border-bottom: 1px solid var(--mid-gray);
  box-shadow: none;
  padding: 20px 0;
}
.mobile-menu ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 400px;
  margin: 0 auto;
}
.mobile-menu a {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 500;
  color: var(--dark-gray);
  display: block;
  text-align: center;
  padding: 10px 20px;
}
.mobile-menu a:hover { color: var(--primary); }

.mobile-call-btn { display: none; }

.btn-primary {
  background: var(--primary);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  padding: 12px 24px;
  border: none;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: none;
  display: inline-block;
  border-radius: 8px 0px 8px 0px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: none;
}

.mobile-stars-bar {
  display: none;
}

/* FOOTER */
footer {
  background: var(--secondary-dark);
  padding: 60px 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}
.footer-logo {
  font-family: var(--font-heading);
  font-size: 22px; font-weight: 800;
  color: var(--white); margin-bottom: 14px;
}
.footer-logo span { color: var(--primary-light); }
.footer-desc { font-size: 14px; color: rgba(255,255,255,0.8); line-height: 1.7; margin-bottom: 22px; }
.footer-social { display: flex; gap: 10px; }
.social-btn {
  width: 38px; height: 38px;
  background: rgba(255,255,255,0.15);
  border-radius: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 15px;
}
.footer-heading {
  font-family: var(--font-heading);
  font-size: 16px; font-weight: 700;
  color: var(--white); margin-bottom: 18px;
}
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 9px; }
.footer-links a { font-size: 14px; color: rgba(255,255,255,0.8); }
.footer-bottom {
  background: var(--secondary-dark);
  padding: 20px 0;
  text-align: center;
}
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,0.7); }
.footer-bottom span { color: var(--white); }

/* RESPONSIVE */
@media (max-width: 992px) {

  body {
    padding-top: 0 !important;
  }

  .burger-menu { display: block; }
  .mobile-call-btn { display: inline-block; }
  .nav-links { display: none; }
  .mobile-menu { display: none; }
  .mobile-menu.active { display: block; }
  nav .nav-inner {
    height: 80px;
    padding: 10px 0;
  }
  nav .logo img {
    height: 50px;
  }
  nav .logo-text {
    font-size: 16px !important;
    display: flex;
    flex-direction: column;
    line-height: 1.1;
  }
  .mobile-call-btn {
    font-size: 11px !important;
    padding: 6px 12px !important;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 4px !important;
    margin-top: 0;
    line-height: 1.2;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: auto !important;
    white-space: nowrap !important;
  }
  .mobile-call-btn .desktop-phone-num {
    display: none !important;
  }
  .mobile-call-btn .mobile-phone-txt {
    display: inline !important;
  }
  .mobile-stars-bar {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    background-color: var(--secondary-dark);
    padding: 10px 0;
    margin-top: 0 !important; /* Pas de décalage avec le sticky header dans le flux */
    position: relative;
    z-index: 99; /* z-index inférieur à 100 pour passer sous le header au scroll */
  }
  .mobile-stars-bar i {
    color: #FFD700 !important;
    font-size: 12px;
  }
  .footer-inner { grid-template-columns: 1fr; }
}

/* ========================================
   BOUTONS (Shine Effect - Style 45)
======================================== */
.btn, .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 14.5px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 12px 28px;
    border-radius: 8px; /* Forme adoucie moderne */
    border: 2px solid transparent;
    cursor: pointer;
    transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease, transform 0.2s ease;
    text-align: center;
    line-height: 1.3;
    text-decoration: none;
    position: relative;
    overflow: hidden; /* Nécessaire pour l'effet reflet */
}

/* Bouton Principal Jaune Ambré avec Reflet */
.btn--primary, .btn-primary {
    background: var(--primary);
    color: var(--secondary-dark); /* Contraste parfait sur fond jaune */
    border-color: var(--primary);
    box-shadow: none;
}

/* Le reflet blanc qui passe sur le bouton au survol */
.btn--primary::after, .btn-primary::after, .btn-flottant::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -60%;
    width: 20%;
    height: 200%;
    opacity: 0;
    transform: rotate(30deg);
    background: linear-gradient(
        to right,
        rgba(255, 255, 255, 0.13) 0%,
        rgba(255, 255, 255, 0.13) 77%,
        rgba(255, 255, 255, 0.5) 92%,
        rgba(255, 255, 255, 0) 100%
    );
    transition: all 0.5s ease;
    pointer-events: none;
}

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

/* Déclenchement du balayage lumineux au survol */
.btn--primary:hover::after, .btn-primary:hover::after, .btn-flottant:hover::after {
    opacity: 1;
    left: 130%;
    transition: all 0.5s ease;
}

/* Bouton Secondaire (Outline Transparent) */
.btn--outline-white {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn--outline-white:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
    color: var(--white);
    transform: translateY(-2px);
}

/* ========================================
   HERO SECTION
======================================== */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url('images/hero-bg-2.webp');
    background-size: cover;
    background-position: center;
    position: relative;
    padding: 100px 20px 80px;
    text-align: center;
    overflow: hidden;
}
.hero .surtitre {
    color: var(--primary);
    border-bottom-color: rgba(255, 255, 255, 0.35);
    margin-bottom: 20px;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(26, 20, 8, 0.9); /* Charbon Bronze Chaud à 90% d'opacité */
    z-index: 1;
}
.hero .container {
    position: relative;
    z-index: 2;
    max-width: 960px;
    margin: 0 auto;
}
.hero__title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: clamp(28px, 4.2vw, 46px);
    color: var(--color-white);
    margin-bottom: 20px;
    line-height: 1.2;
}
.hero__title .highlight {
    color: var(--color-orange);
}
.nowrap {
    white-space: nowrap;
}
.hero__subtitle {
    font-size: clamp(16px, 2vw, 18px);
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
    max-width: 680px;
    margin: 0 auto 28px;
    line-height: 1.7;
}
.hero__advantages {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 28px;
    margin-top: 36px;
}
.hero__advantage {
    color: rgba(255, 255, 255, 0.95);
    font-weight: 600;
    font-size: 14.5px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-body);
}
.hero__advantage i {
    color: var(--color-orange);
    font-size: 15px;
}
.hero__ctas {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    margin-bottom: 0;
}

/* Animations d'apparition progressive (Reveal) */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.hero__title.reveal {
    transition-delay: 0.1s;
}
.hero__subtitle.reveal {
    transition-delay: 0.25s;
}
.hero__ctas.reveal {
    transition-delay: 0.4s;
}
.hero__advantages.reveal {
    transition-delay: 0.55s;
}

/* Version Mobile */
@media (max-width: 767px) {
    .hero__ctas {
        flex-direction: column;
        align-items: center;
    }
    .hero__ctas .btn {
        width: auto;
    }
}

/* ==============================================================================
   BOUTON FLOTTANT & ANIMATION TÉLÉPHONE (Vibration au survol)
============================================================================== */
.btn-flottant {
  position: fixed;
  bottom: 25px;
  right: 25px;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--primary);
  color: var(--secondary-dark); /* Contraste sur fond jaune */
  font-weight: 700;
  font-size: 16px;
  padding: 14px 20px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  z-index: 1000;
  transition: transform 0.25s ease, background-color 0.25s ease, color 0.25s ease;
  font-family: var(--font-body);
  animation: pulse-ring 2s ease-out infinite;
}

@keyframes pulse-ring {
  0%   { box-shadow: 0 0 0 0px rgba(245, 158, 11, 0.6); }
  70%  { box-shadow: 0 0 0 14px rgba(245, 158, 11, 0); }
  100% { box-shadow: 0 0 0 0px rgba(245, 158, 11, 0); }
}

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

/* Animation de balancement infini par défaut pour attirer l'attention */
.btn-flottant i, .btn-flottant svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  animation: ring-pulse 1.5s ease-in-out infinite;
}

@keyframes ring-pulse {
  0%, 100% { transform: rotate(0deg); }
  10%, 30% { transform: rotate(-10deg); }
  20%, 40% { transform: rotate(10deg); }
  50% { transform: rotate(0deg); }
}

/* Animation de vibration rapide au survol de n'importe quel bouton ou lien d'appel */
@keyframes ring-vibrate {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-15deg); }
  50% { transform: rotate(0deg); }
  75% { transform: rotate(15deg); }
}

a:hover i.fa-phone,
a:hover i.fa-phone-alt,
button:hover i.fa-phone,
button:hover i.fa-phone-alt,
.btn-flottant:hover i {
  display: inline-block;
  animation: ring-vibrate 0.3s ease-in-out infinite;
}

/* Version Mobile du bouton flottant */
@media (max-width: 768px) {
  .btn-flottant {
    bottom: 20px;
    right: 20px;
    padding: 12px 18px;
    min-width: 60px;
    justify-content: center;
  }

  .btn-flottant span {
    display: none; /* Cache le texte sur mobile, ne garde que l'icône */
  }

  .btn-flottant i, .btn-flottant svg {
    width: 22px;
    height: 22px;
  }
}

/* ========================================
   SURTITRE (Style 16: Souligné Pointillé)
======================================== */
.surtitre {
  display: inline-block;
  width: max-content;
  border-bottom: 2px dotted rgba(234, 179, 8, 0.4); /* Pointillé jaune ambré transparent */
  color: var(--primary-dark);
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding-bottom: 2px;
  margin-bottom: 12px;
}

/* ==========================================
   POPUP DEVIS (Style 34 - Soft UI Gris)
   ========================================== */
.popup-devis {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.popup-overlay {
    position: absolute;
    inset: 0;
    background: rgba(46, 37, 18, 0.6); /* Overlay sombre avec touche de bronze */
    backdrop-filter: blur(4px);
}

.popup-content {
    position: relative;
    z-index: 10;
    background: var(--white);
    border: 1px solid var(--mid-gray);
    border-radius: 20px;
    padding: 36px 30px;
    max-width: 420px;
    width: 100%;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    animation: popup-fade 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes popup-fade {
    from { opacity: 0; transform: scale(0.96); }
    to { opacity: 1; transform: scale(1); }
}

.popup-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--light-gray);
    border: none;
    font-size: 16px;
    color: var(--text-gray);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    transition: background 0.2s ease, color 0.2s ease;
}

.popup-close:hover {
    background: var(--mid-gray);
    color: var(--secondary-dark);
}

.popup-title {
    font-family: var(--font-heading);
    font-size: 24px;
    color: var(--secondary-dark);
    margin-bottom: 6px;
    font-weight: 700;
}

.popup-subtitle {
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--text-gray);
    margin-bottom: 24px;
}

.popup-form-wrap form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Inputs & Textarea Style 34 - Soft UI Gris */
.popup-form-wrap .form-input,
.popup-form-wrap .form-textarea {
    width: 100%;
    background: var(--white);
    border: 1px solid var(--mid-gray);
    border-radius: 12px;
    padding: 14px 16px;
    font-size: 14px;
    font-family: var(--font-body);
    color: var(--secondary-dark);
    outline: none;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05); /* shadow-sm */
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.popup-form-wrap .form-textarea {
    resize: none;
}

.popup-form-wrap .form-input::placeholder,
.popup-form-wrap .form-textarea::placeholder {
    color: #94a3b8; /* slate-400 */
}

.popup-form-wrap .form-input:focus,
.popup-form-wrap .form-textarea:focus {
    border-color: #cbd5e1; /* slate-300 */
    box-shadow: 0 0 0 4px #f1f5f9, 0 1px 2px 0 rgba(0, 0, 0, 0.05); /* ring-4 ring-slate-100 */
}

/* Bouton Valider (Style 34 adouci aux couleurs de la marque) */
.popup-form-wrap .btn-submit {
    width: 100%;
    background: var(--secondary-dark);
    color: var(--white);
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 14.5px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 16px;
    border-radius: 12px;
    border: none;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1); /* shadow-md */
    cursor: pointer;
    transition: background 0.25s ease, transform 0.2s ease;
    position: relative;
    overflow: hidden;
}

.popup-form-wrap .btn-submit::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -60%;
    width: 20%;
    height: 200%;
    opacity: 0;
    transform: rotate(30deg);
    background: linear-gradient(
        to right,
        rgba(255, 255, 255, 0.13) 0%,
        rgba(255, 255, 255, 0.13) 77%,
        rgba(255, 255, 255, 0.5) 92%,
        rgba(255, 255, 255, 0) 100%
    );
    transition: all 0.5s ease;
    pointer-events: none;
}

.popup-form-wrap .btn-submit:hover {
    background: var(--secondary);
    transform: translateY(-2px);
}

.popup-form-wrap .btn-submit:hover::after {
    opacity: 1;
    left: 130%;
    transition: all 0.5s ease;
}

/* ==============================================================================
   SECTION NOTRE ENTREPRISE (Style CABINET ENERGIS avec Palette Dynamique)
   ============================================================================== */
.section-pad {
  padding: 72px 0;
}

.about {
  background: var(--white);
}

.presentation-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.presentation-images {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
}

.presentation-images img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 8px; /* Forme adoucie cohérente */
}

.presentation-images img:nth-child(3) {
  grid-column: span 2;
  height: 250px;
}

.about-title {
  font-family: var(--font-heading);
  font-size: 38px;
  font-weight: 700;
  color: var(--secondary-dark);
  line-height: 1.25;
  margin-bottom: 20px;
}

.about-paragraph {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: normal;
  color: var(--text-gray);
  line-height: 1.65;
  margin-bottom: 16px;
}

.action-buttons {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  margin-top: 30px;
}

/* CTA Secondaire (Outline Sombre) */
.btn--outline-dark {
  background: transparent;
  color: var(--secondary-dark);
  border: 2px solid rgba(46, 37, 18, 0.3);
}

.btn--outline-dark:hover {
  background: rgba(46, 37, 18, 0.05);
  border-color: var(--secondary-dark);
  color: var(--secondary-dark);
  transform: translateY(-2px);
}

@media (max-width: 992px) {
  .presentation-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* ==============================================================================
   SECTION SERVICES (Style WORK-SITE3-BRUXELLES avec Palette Dynamique)
   ============================================================================== */
.services-section {
  padding: 90px 0;
  background: var(--light-gray); /* Contraste doux */
}

.services-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 38px;
  font-weight: 700;
  color: var(--secondary-dark);
  line-height: 1.25;
  margin-top: 10px;
  margin-bottom: 16px;
}

.section-desc {
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--text-gray);
  line-height: 1.6;
}

.services-header .section-desc {
  margin: 12px auto 0;
  max-width: 600px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 56px 28px;
}

.service-card {
  background: transparent;
  border: none;
  display: flex;
  flex-direction: column;
  position: relative;
  cursor: pointer;
}

.service-card-img-wrap {
  margin-left: 16px;
  margin-top: 16px;
  position: relative;
  z-index: 10;
  overflow: hidden;
  border-radius: 0; /* Bords carrés exacts */
}

.service-card-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  display: block;
  transition: transform 0.35s cubic-bezier(0.25, 1, 0.5, 1);
  border-radius: 0; /* Bords carrés exacts */
}

.service-card:hover .service-card-img {
  transform: scale(1.05);
}

.service-card-body {
  background: var(--white);
  padding: 24px;
  position: relative;
  z-index: 20;
  margin-top: -32px;
  margin-right: 16px;
  margin-left: 0;
  border: 1px solid var(--mid-gray);
  border-radius: 0; /* Bords carrés exacts */
  flex: 1;
  display: flex;
  flex-direction: column;
  transition: margin 0.35s cubic-bezier(0.25, 1, 0.5, 1), box-shadow 0.35s ease;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02), 0 2px 4px -2px rgba(0, 0, 0, 0.02);
}

/* EFFET SURVOL : La carte de texte glisse vers la droite */
.service-card:hover .service-card-body {
  margin-right: 0;
  margin-left: 16px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
}

.service-card-icon {
  width: 42px;
  height: 42px;
  background: var(--primary-light);
  border-radius: 0; /* Bords carrés exacts */
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  align-self: flex-start;
}

.service-card-icon i {
  color: var(--primary-dark) !important;
  font-size: 18px;
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--secondary-dark);
  margin-bottom: 8px;
}

.service-card p {
  font-size: 14px;
  color: var(--text-gray);
  line-height: 1.6;
  margin-bottom: 16px;
}

.service-card a {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  color: var(--primary-dark);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-transform: uppercase;
  margin-top: auto;
  letter-spacing: 0.05em;
  transition: color 0.2s ease;
}

.service-card a:hover {
  color: var(--primary);
}

@media (max-width: 992px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 56px 24px;
  }
}

@media (max-width: 768px) {
  .services-grid {
    grid-template-columns: 1fr;
    gap: 48px 0;
  }
}

/* ==============================================================================
   SECTION ZONES D'INTERVENTION (Style template-design avec Palette Dynamique)
   ============================================================================== */
.zones-section-wrap {
  padding: 90px 0;
  background: var(--white);
}

.zones-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.zones-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 28px;
  margin-bottom: 28px;
}

.zone-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 14.5px;
  color: var(--text-gray);
  padding: 4px 0;
}

.zone-item i {
  color: var(--primary);
  font-size: 15px;
  flex-shrink: 0;
}

.zones-map {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 0;
  box-shadow: 0 10px 30px rgba(46, 37, 18, 0.06);
}

.zones-map-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  border-radius: 0;
}

.zones-map-overlay {
  position: relative;
  z-index: 2;
  background: rgba(26, 20, 8, 0.85); /* Charbon bronze transparent */
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 24px;
  width: 100%;
  text-align: center;
  box-sizing: border-box;
}

.zones-map-title {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}

.zones-map-title strong {
  color: var(--primary-light);
}

.zones-map-desc {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--mid-gray);
  margin: 0;
}

.zones-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

@media (max-width: 1024px) {
  .zones-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .zones-buttons {
    flex-direction: column !important;
    align-items: center !important;
    width: 100%;
  }

  .zones-buttons .btn,
  .zones-buttons .btn-primary,
  .zones-buttons .btn--outline-dark {
    width: 100% !important;
    max-width: 340px;
    justify-content: center;
    text-align: center;
  }
}

/* ==============================================================================
   SECTION CHIFFRES CLES (Style 3 - Alignement Gauche avec Palette Dynamique)
   ============================================================================== */
.stats-section-wrap {
  padding: 60px 0;
  background: var(--light-gray); /* Contraste doux */
  border-top: 1px solid var(--mid-gray);
  border-bottom: 1px solid var(--mid-gray);
}

.stats-grid-align-left {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.stat-col {
  text-align: left;
  border-left: 3px solid var(--primary); /* Ligne d'accent jaune ambré */
  padding-left: 18px;
}

.stat-col .stat-num {
  font-family: var(--font-heading);
  font-size: 38px;
  font-weight: 700;
  color: var(--secondary-dark);
  line-height: 1.1;
  margin-bottom: 4px;
}

.stat-col .stat-label {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-gray);
}

@media (max-width: 992px) {
  .stats-grid-align-left {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px 32px;
  }
}

@media (max-width: 480px) {
  .stats-grid-align-left {
    grid-template-columns: 1fr;
    gap: 28px 0;
  }
}

/* ==============================================================================
   SECTION FAQ (Style CABINET ENERGIS - Adapté)
   ============================================================================== */
.faq-layout {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 50px;
  align-items: center;
}

.faq-img {
  position: relative;
}

.faq-img img {
  width: 100%;
  border-radius: 0 !important;
  border: none !important;
  box-shadow: none !important;
}

.accordeon {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--mid-gray);
  margin-bottom: 24px;
}

.acc-item {
  border-bottom: 1px solid var(--mid-gray);
}

.acc-btn {
  width: 100%;
  background: none;
  border: none;
  padding: 18px 0 !important;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  font-family: var(--font-heading) !important;
  font-size: 18px !important;
  font-weight: 700 !important;
  color: var(--secondary-dark) !important;
  letter-spacing: 0.03em;
  transition: color 0.18s;
}

.acc-btn:hover, .acc-btn.ouvert {
  color: var(--primary-dark) !important;
}

.acc-chevron {
  flex-shrink: 0;
  transition: transform 0.22s;
  color: var(--text-gray);
}

.acc-btn.ouvert .acc-chevron {
  transform: rotate(180deg);
  color: var(--primary-dark) !important;
}

/* Transition glissante fluide pour l'ouverture (défilement doux) */
.acc-corps {
  display: block !important;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  padding: 0 !important;
  font-family: var(--font-body);
  color: var(--text-gray) !important;
  font-size: 14px !important;
  line-height: 1.65;
  transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.25s ease, padding 0.35s ease-in-out;
}

.acc-corps.ouvert {
  max-height: 200px;
  opacity: 0.85;
  padding: 0 0 18px !important;
}

@media (max-width: 992px) {
  .faq-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* ==============================================================================
   SECTION CONTACT / CTA FINAL
   ============================================================================== */
.cta-section {
  background: var(--white);
  padding: 80px 0;
}

.cta-box {
  background: var(--secondary); /* Bronze moyen - légèrement différent du fond */
  border-radius: 0; /* Bords strictement carrés */
  padding: 64px;
  color: var(--white);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.cta-box-left { text-align: left; }

.cta-box-left h2 {
  font-family: var(--font-heading);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 14px;
  line-height: 1.2;
}

.cta-box-left p {
  color: rgba(255, 255, 255, 0.65);
  font-size: 16px;
  margin-bottom: 36px;
  max-width: 480px;
  line-height: 1.7;
}

.cta-buttons {
  display: flex;
  gap: 14px;
  justify-content: flex-start;
  flex-wrap: wrap;
}

/* Bouton outline blanc spécifique au CTA sombre */
.btn--outline-white {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border: 2px solid rgba(255, 255, 255, 0.45);
  background: transparent;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: var(--transition);
}
.btn--outline-white:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
}

/* Colonne droite : infos de contact */
.cta-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
  padding-left: 48px;
}

.cta-info-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.cta-info-icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.07);
  border-radius: 0; /* Bords carrés */
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 18px;
  flex-shrink: 0;
}

.cta-info-text p {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.5);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.cta-info-text h4 {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  margin: 2px 0 0;
}

.cta-info-text a {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  transition: opacity 0.2s;
}
.cta-info-text a:hover { opacity: 0.8; }

@media (max-width: 992px) {
  .cta-box {
    grid-template-columns: 1fr;
    gap: 40px;
    padding: 48px 32px;
  }
  .cta-info {
    border-left: none;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-left: 0;
    padding-top: 32px;
  }
  .cta-box-left p { margin-left: 0; }
}

@media (max-width: 580px) {
  .cta-box { padding: 40px 24px; }
  .cta-box-left h2 { font-size: 26px; }
  .cta-buttons { flex-direction: column; align-items: center; }
  .cta-buttons .btn, .cta-buttons .btn--outline-white { width: auto; justify-content: center; }
}

@media (max-width: 767px) {
  .action-buttons,
  .zones-buttons {
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
  }
  .action-buttons .btn,
  .zones-buttons .btn,
  .zones-buttons button {
    width: auto !important;
  }
}

/* CALLBACK POPUP */
.callback-popup {
  position: fixed;
  right: 20px;
  top: 150px;
  background: var(--white);
  border-right: 4px solid var(--primary);
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
  border-radius: 0;
  padding: 20px;
  z-index: 1000;
  min-width: 260px;
  display: none;
}
.close-popup {
  position: absolute;
  top: 8px;
  right: 10px;
  background: none;
  border: none;
  font-size: 20px;
  color: var(--text-gray);
  cursor: pointer;
  padding: 5px;
  line-height: 1;
}
.close-popup:hover { color: var(--primary); }
.callback-content h3 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  color: var(--secondary);
  margin-bottom: 8px;
  text-transform: none;
}
.callback-content p {
  font-size: 13px;
  color: var(--text-gray);
  margin-bottom: 15px;
}
.callback-input {
  width: 100%;
  padding: 10px;
  border: 1px solid var(--mid-gray);
  border-radius: 0;
  font-size: 14px;
  margin-bottom: 12px;
}
.callback-btn {
  width: 100%;
  padding: 10px;
  background: var(--primary);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  border: none;
  border-radius: 0;
  cursor: pointer;
}
.callback-btn:hover { background: var(--primary-dark); }

@media (max-width: 992px) {
  .callback-popup {
    left: 10px;
    right: 10px;
    top: auto;
    bottom: 20px;
    transform: none;
    min-width: auto;
    border-right: 4px solid var(--primary);
    border-left: none;
  }
}