/* ===== VARIABLES GLOBALES ===== */
:root {
  --belt-primary: #0A2463;       /* Bleu foncé professionnel */
  --belt-secondary: #247BA0;     /* Bleu clair */
  --belt-accent: #FF7D00;        /* Orange vif pour les CTAs */
  --belt-light: #F8F9FA;         /* Fond clair */
  --belt-dark: #212529;          /* Texte foncé */
  --belt-gray: #6C757D;          /* Texte secondaire */
  --belt-success: #198754;       /* Vert succès */
  --belt-warning: #FFC107;       /* Jaune alerte */
  --belt-danger: #DC3545;        /* Rouge erreur */
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Ombres */
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
  --shadow-md: 0 4px 8px rgba(0,0,0,0.15);
  --shadow-lg: 0 8px 16px rgba(0,0,0,0.2);
  --shadow-xl: 0 12px 24px rgba(0,0,0,0.25);
  
  /* Bordures */
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
}

/* ===== RESET & BASE ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--belt-dark);
  overflow-x: hidden;
  padding-top: 80px; /* Pour la navbar fixe */
}

/* ===== TYPOGRAPHIE ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

p {
  margin-bottom: 1rem;
}

.lead {
  font-size: 1.25rem;
  font-weight: 300;
}

.highlight {
  color: var(--belt-accent);
  font-weight: 600;
}

/* ===== NAVIGATION ===== */
.navbar {
  background: var(--belt-primary);
  padding: 1rem 0;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  z-index: 1030;
}

.navbar.scrolled {
  padding: 0.5rem 0;
  background: rgba(10, 36, 99, 0.95);
  backdrop-filter: blur(10px);
}

.navbar-brand {
  display: flex;
  align-items: center;
}

.navbar-brand img {
  transition: transform var(--transition-normal);
}

.navbar-brand:hover img {
  transform: scale(1.05);
}

.navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.9) !important;
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  position: relative;
  transition: color var(--transition-fast);
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: white !important;
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--belt-accent);
  transition: all var(--transition-normal);
  transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
  width: 80%;
}

.btn-call {
  border-radius: 50px;
  padding: 0.5rem 1.5rem;
  transition: all var(--transition-normal);
  border: 2px solid white;
}

.btn-call:hover {
  background: white;
  color: var(--belt-primary) !important;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ===== HERO SECTION ===== */
.hero-section {
  position: relative;
  min-height: calc(100vh - var(--navbar-height));
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-slider {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, 
      rgba(10, 36, 99, 0.85) 0%, 
      rgba(36, 123, 160, 0.75) 50%, 
      rgba(255, 125, 0, 0.6) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  color: white;
  padding: 4rem 0;
  padding-top: 2rem;
  padding-bottom: 2rem;
}

.hero-text {
  animation: fadeInUp 1s ease;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 8px rgba(0,0,0,0.3);
}

.hero-subtitle {
  font-size: 1.5rem;
  font-weight: 300;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.hero-features {
  margin: 2rem 0;
}

.feature-item {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.feature-item i {
  color: var(--belt-accent);
  margin-right: 1rem;
  font-size: 1.2rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.btn-belt-primary {
  background: var(--belt-accent);
  border-color: var(--belt-accent);
  color: white;
  font-weight: 600;
  padding: 1rem 2rem;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-normal);
}

.btn-belt-primary:hover {
  background: #e66d00;
  border-color: #e66d00;
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(255, 125, 0, 0.3);
}

.btn-outline-light {
  border-width: 2px;
  font-weight: 600;
  padding: 1rem 2rem;
  border-radius: var(--border-radius-md);
}

.btn-outline-light:hover {
  background: white;
  color: var(--belt-primary);
  transform: translateY(-3px);
}

/* Carte contact rapide */
.quick-contact-card {
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  color: var(--belt-dark);
  box-shadow: var(--shadow-xl);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
  animation: slideInRight 1s ease;
}

.quick-contact-card h4 {
  color: var(--belt-primary);
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  font-weight: 700;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(0,0,0,0.1);
}

.contact-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.contact-item i {
  color: var(--belt-primary);
  font-size: 1.5rem;
  margin-right: 1rem;
  margin-top: 0.25rem;
}

.contact-item p {
  margin-bottom: 0.25rem;
  color: var(--belt-gray);
  font-size: 0.9rem;
}

.phone-number {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--belt-primary);
  text-decoration: none;
  display: block;
}

.contact-item a {
  color: var(--belt-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.contact-item a:hover {
  color: var(--belt-primary);
}

.btn-whatsapp {
  background: #25D366;
  color: white;
  border: none;
  padding: 1rem;
  font-weight: 600;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-whatsapp:hover {
  background: #128C7E;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(37, 211, 102, 0.3);
  color: white;
}

/* Indicateurs slider */
.slider-indicators {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.75rem;
  z-index: 3;
}

.indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.indicator.active {
  background: var(--belt-accent);
  border-color: white;
  transform: scale(1.2);
}

/* Scroll down */
.scroll-down {
  position: absolute;
  bottom: 5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
}

.scroll-link {
  color: white;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  animation: bounce 2s infinite;
}

.scroll-link span {
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  opacity: 0.8;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===== STATISTIQUES ===== */
.stats-section {
  background: var(--belt-primary);
  padding: 3rem 0;
  position: relative;
  z-index: 2;
}

.stat-card {
  text-align: center;
  color: white;
  padding: 1.5rem;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  color: var(--belt-accent);
}

.stat-label {
  font-size: 1rem;
  opacity: 0.9;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===== SECTIONS COMMUNES ===== */
.section-py {
  padding: 6rem 0;
}

.bg-light {
  background-color: var(--belt-light) !important;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--belt-primary);
  margin-bottom: 1rem;
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--belt-accent);
  margin: 1rem auto;
}

.section-subtitle {
  font-size: 1.25rem;
  color: var(--belt-gray);
  margin-bottom: 3rem;
}

/* ===== SERVICES ===== */
.service-card {
  background: white;
  border-radius: var(--border-radius-md);
  padding: 2rem;
  height: 100%;
  transition: all var(--transition-normal);
  border: 1px solid #e9ecef;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
  border-color: var(--belt-primary);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--belt-primary);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 70px;
  height: 70px;
  background: rgba(10, 36, 99, 0.1);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 2rem;
  color: var(--belt-primary);
  transition: all var(--transition-normal);
}

.service-card:hover .service-icon {
  background: var(--belt-primary);
  color: white;
  transform: rotate(5deg) scale(1.1);
}

.service-card h4 {
  color: var(--belt-primary);
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

.service-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid #e9ecef;
}

/* ===== RÉALISATIONS ===== */
.project-card {
  background: white;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
  height: 100%;
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.project-card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

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

.project-content {
  padding: 1.5rem;
}

.project-content h5 {
  color: var(--belt-primary);
  margin-bottom: 0.5rem;
}

.project-tags {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1rem;
}

.bg-belt-primary {
  background-color: var(--belt-primary) !important;
}

/* ===== POURQUOI NOUS CHOISIR ===== */
.why-card {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 1.5rem;
  background: white;
  border-radius: var(--border-radius-md);
  margin-bottom: 1rem;
  transition: all var(--transition-normal);
  height: 100%;
}

.why-card:hover {
  transform: translateX(10px);
  box-shadow: var(--shadow-lg);
}

.why-icon {
  width: 60px;
  height: 60px;
  background: rgba(10, 36, 99, 0.1);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--belt-primary);
  flex-shrink: 0;
  transition: all var(--transition-normal);
}

.why-card:hover .why-icon {
  background: var(--belt-primary);
  color: white;
  transform: rotate(10deg);
}

.why-content h5 {
  color: var(--belt-primary);
  margin-bottom: 0.5rem;
}

/* ===== CTA SECTION ===== */
.cta-section {
  background: linear-gradient(135deg, var(--belt-primary) 0%, var(--belt-secondary) 100%);
  color: white;
  padding: 4rem 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 1%, transparent 1%);
  background-size: 20px 20px;
  opacity: 0.3;
}

.cta-section h3 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.cta-section .btn-light {
  color: var(--belt-primary);
  font-weight: 600;
  padding: 1rem 2rem;
  border-radius: var(--border-radius-md);
}

.cta-section .btn-light:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ===== CONTACT ===== */
.contact-card {
  background: white;
  border-radius: var(--border-radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  height: 100%;
}

.contact-info {
  background: white;
  border-radius: var(--border-radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}

.contact-info h4 {
  color: var(--belt-primary);
  margin-bottom: 2rem;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.info-item i {
  color: var(--belt-primary);
  font-size: 1.5rem;
  margin-top: 0.25rem;
}

.info-item h6 {
  color: var(--belt-primary);
  margin-bottom: 0.25rem;
}

.map-container {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--belt-primary);
  color: white;
  padding: 4rem 0 2rem;
}
.footer-links {
  list-style: none;
  padding: 0;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: white;
  padding-left: 5px;
}

.footer-contact li {
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,0.8);
}

.footer-contact li i {
  color: var(--belt-accent);
}

/* ===== BOUTONS FLOTTANTS ===== */
.floating-buttons {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  z-index: 1000;
}

.btn-whatsapp-floating,
.btn-phone-floating,
.btn-top-floating {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  text-decoration: none;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-normal);
}

.btn-whatsapp-floating {
  background: #25D366;
}

.btn-phone-floating {
  background: var(--belt-primary);
  display: flex !important;
}

.btn-top-floating {
  background: var(--belt-accent);
  display: none;
}

.btn-whatsapp-floating:hover,
.btn-phone-floating:hover,
.btn-top-floating:hover {
  transform: translateY(-3px) scale(1.1);
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from {
      opacity: 0;
      transform: translateY(30px);
  }
  to {
      opacity: 1;
      transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
      opacity: 0;
      transform: translateX(30px);
  }
  to {
      opacity: 1;
      transform: translateX(0);
  }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
      transform: translateY(0);
  }
  40% {
      transform: translateY(-10px);
  }
  60% {
      transform: translateY(-5px);
  }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
  .hero-title {
      font-size: 3rem;
  }
}

@media (max-width: 992px) {
  .hero-section {
      min-height: 90vh;
  }
  
  .hero-title {
      font-size: 2.5rem;
  }
  
  .hero-subtitle {
      font-size: 1.25rem;
  }
  
  .hero-buttons {
      flex-direction: column;
  }
  
  .hero-buttons .btn {
      width: 100%;
      margin-bottom: 1rem;
  }
  
  .quick-contact-card {
      margin-top: 3rem;
  }
  
  .section-py {
      padding: 4rem 0;
  }
  
  .section-title {
      font-size: 2rem;
  }
}

@media (max-width: 768px) {
  body {
      padding-top: 70px;
  }
  
  .hero-section {
      min-height: 80vh;
  }
  
  .hero-title {
      font-size: 2rem;
  }
  
  .hero-subtitle {
      font-size: 1.1rem;
  }
  
  .hero-buttons .btn {
      padding: 0.875rem 1.5rem;
  }
  
  .stat-number {
      font-size: 2.5rem;
  }
  
  .floating-buttons {
      bottom: 1rem;
      right: 1rem;
  }
  
  .btn-whatsapp-floating,
  .btn-phone-floating,
  .btn-top-floating {
      width: 50px;
      height: 50px;
      font-size: 1.25rem;
  }
  
  .btn-call {
      display: none; /* Cache le bouton Appeler dans navbar sur mobile */
  }
}

@media (max-width: 576px) {
  .hero-title {
      font-size: 1.75rem;
  }
  
  .hero-subtitle {
      font-size: 1rem;
  }
  
  .section-title {
      font-size: 1.75rem;
  }
  
  .service-card,
  .contact-card,
  .contact-info {
      padding: 1.5rem;
  }
  
  .floating-buttons {
      bottom: 0.75rem;
      right: 0.75rem;
  }
  
  .btn-whatsapp-floating,
  .btn-phone-floating,
  .btn-top-floating {
      width: 45px;
      height: 45px;
      font-size: 1.1rem;
  }
}

/* Cacher le bouton téléphone sur desktop */
@media (min-width: 992px) {
  .btn-phone-floating {
      display: none !important;
  }
}

/* ===== UTILITAIRES ===== */
.image-badge {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  background: var(--belt-accent);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-md);
}

.advantage-item {
  margin-bottom: 1.5rem;
  padding-left: 1rem;
  border-left: 3px solid var(--belt-accent);
}

.advantage-item h5 {
  color: var(--belt-primary);
}

/* ===== FORMULAIRES ===== */
.form-control:focus {
  border-color: var(--belt-primary);
  box-shadow: 0 0 0 0.25rem rgba(10, 36, 99, 0.25);
}

.form-select:focus {
  border-color: var(--belt-primary);
  box-shadow: 0 0 0 0.25rem rgba(10, 36, 99, 0.25);
}

/* ===== LOADER (optionnel) ===== */
.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease;
}

.loader.hidden {
  opacity: 0;
  pointer-events: none;
}

/* ===== PROGRESS BAR ===== */
.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: var(--belt-accent);
  z-index: 9998;
  transition: width 0.3s ease;
}

/* ===== BOUTONS DE NAVIGATION SLIDER ===== */
.slider-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.5);
  color: white;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  cursor: pointer;
  transition: all var(--transition-normal);
  z-index: 4;
  backdrop-filter: blur(5px);
}

.slider-nav:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: white;
  transform: translateY(-50%) scale(1.1);
}

.slider-nav:focus {
  outline: 2px solid var(--belt-accent);
  outline-offset: 2px;
}

.slider-prev {
  left: 2rem;
}

.slider-next {
  right: 2rem;
}

@media (max-width: 768px) {
  .slider-nav {
      width: 40px;
      height: 40px;
      font-size: 1.25rem;
  }
  
  .slider-prev {
      left: 1rem;
  }
  
  .slider-next {
      right: 1rem;
  }
}
.stat-number-static {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--belt-primary);
  display: block;
  margin-bottom: 0.5rem;
}

/* ===== OPTIMISATION GRANDS ÉCRANS (1200px+) ===== */
@media (min-width: 1400px) {
  
  /* HERO SECTION - Amélioration grands écrans */
  .hero-section {
    min-height: 85vh; /* Réduire un peu la hauteur */
  }
  
  .hero-title {
    font-size: 4rem; /* Taille optimale pour grand écran */
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.1;
  }
  
  .hero-subtitle {
    font-size: 1.75rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.4;
  }
  
  .hero-features {
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .feature-item {
    font-size: 1.2rem;
  }
  
  /* CONTENEUR MAX-WIDTH POUR TOUT LE SITE */
  .container {
    max-width: 1400px; /* Augmenter la largeur max */
  }
  
  /* TITRES DES SECTIONS */
  .section-title {
    font-size: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .section-subtitle {
    font-size: 1.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
  }
  
  /* SERVICES - Meilleur agencement */
  .service-card {
    padding: 2.5rem;
  }
  
  .service-card h4 {
    font-size: 1.5rem;
    min-height: 3.5rem; /* Hauteur fixe pour aligner */
  }
  
  .service-card p {
    font-size: 1.1rem;
    line-height: 1.6;
  }
  
  /* RÉALISATIONS - Grid améliorée */
  .project-card img {
    height: 300px; /* Plus grand sur grand écran */
  }
  
  .project-content h5 {
    font-size: 1.3rem;
    min-height: 3rem;
  }
  
  /* POURQUOI NOUS CHOISIR - Meilleure disposition */
  .why-card {
    padding: 2rem;
  }
  
  .why-content h5 {
    font-size: 1.3rem;
  }
  
  .why-content p {
    font-size: 1.1rem;
  }
  
  /* CTA SECTION - Meilleur équilibre */
  .cta-section h3 {
    font-size: 2.5rem;
  }
  
  /* FORMULAIRE - Largeur optimisée */
  .contact-card {
    padding: 3rem;
  }
  
  .contact-info {
    padding: 3rem;
  }
  
  /* FOOTER - Meilleure organisation */
  .footer {
    padding: 5rem 0 3rem;
  }
  
  .footer-brand p {
    font-size: 1.1rem;
    max-width: 400px;
  }
}

/* ===== OPTIMISATION TRÈS GRANDS ÉCRANS (1920px+) ===== */
@media (min-width: 1920px) {
  
  /* UTILISER TOUTE LA LARGEUR MAIS AVEC BONNES LIMITES */
  .container {
    max-width: 1600px;
  }
  
  /* HERO - Encore plus optimisé */
  .hero-content {
    padding: 6rem 0;
  }
  
  .hero-title {
    font-size: 4.5rem;
    max-width: 900px;
  }
  
  .hero-subtitle {
    font-size: 2rem;
    max-width: 800px;
  }
  
  /* SERVICES - Plus de cartes par ligne */
  .service-card {
    padding: 3rem;
  }
  
  /* ESPACEMENT DES SECTIONS */
  .section-py {
    padding: 8rem 0;
  }
  
  /* NAVIGATION - Agrandir un peu */
  .navbar {
    padding: 1.2rem 0;
  }
  
  .nav-link {
    font-size: 1.1rem;
    padding: 0.6rem 1.2rem !important;
  }
  
  /* BOUTONS - Plus grands */
  .btn-lg {
    padding: 1.2rem 2.5rem;
    font-size: 1.2rem;
  }
}

/* ===== OPTIMISATION DE LA LISIBILITÉ ===== */
@media (min-width: 1200px) {
  
  /* LIMITE DE LARGEUR DU TEXTE POUR MEILLEURE LISIBILITÉ */
  .hero-text,
  .section-text,
  .lead,
  p {
    max-width: 800px; /* Maximum recommandé pour lisibilité */
    margin-left: auto;
    margin-right: auto;
  }
  
  /* ALIGNEMENT CENTRAL POUR LE CONTENU PRINCIPAL */
  .text-center p,
  .text-center .lead {
    margin-left: auto;
    margin-right: auto;
  }
  
  /* GRID AMÉLIORÉE POUR LES SERVICES */
  .row.g-4 {
    --bs-gutter-x: 2rem;
    --bs-gutter-y: 2rem;
  }
}

/* ===== CORRECTIONS SPÉCIFIQUES POUR VOTRE HERO ===== */
@media (min-width: 1400px) {
  
  /* MEILLEUR ÉQUILIBRE ENTRE TEXTE ET CARTE DE CONTACT */
  .hero-content .row.align-items-center {
    align-items: flex-start !important; /* Aligner en haut */
  }
  
  .hero-text {
    padding-right: 3rem;
  }
  
  .quick-contact-card {
    position: sticky;
    top: 120px; /* Rester visible au scroll */
    margin-top: 0;
  }
  
  /* AUGMENTER LES BOUTONS CTA */
  .hero-buttons .btn {
    min-width: 250px;
    justify-content: center;
  }
}

/* ===== AMÉLIORATION DE LA TYPOGRAPHIE ===== */
@media (min-width: 1200px) {
  
  /* MEILLEURE HIÉRARCHIE TYPOGRAPHIQUE */
  h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
  }
  
  h2 {
    font-size: 2.8rem;
    line-height: 1.2;
  }
  
  h3 {
    font-size: 2.2rem;
    line-height: 1.3;
  }
  
  h4 {
    font-size: 1.8rem;
    line-height: 1.4;
  }
  
  .lead {
    font-size: 1.5rem;
    line-height: 1.6;
  }
  
  p {
    font-size: 1.15rem;
    line-height: 1.7;
  }
  
  /* ESPACEMENT DES PARAGRAPHES */
  p + p {
    margin-top: 1.5rem;
  }
}

/* ===== GRID SYSTEM AMÉLIORÉ ===== */
@media (min-width: 1400px) {
  
  /* SERVICES - 4 cartes par ligne au lieu de 3 */
  .service-card-wrapper {
    flex: 0 0 auto;
    width: 25%; /* 4 cartes par ligne */
  }
  
  /* RÉALISATIONS - 3 cartes par ligne avec meilleur espace */
  .project-card-wrapper {
    flex: 0 0 auto;
    width: 33.333333%;
  }
  
  /* POURQUOI NOUS CHOISIR - 2 par ligne */
  .why-card-wrapper {
    flex: 0 0 auto;
    width: 50%;
  }
}

/* ===== CORRECTION DE LA CARTE DE CONTACT HERO ===== */
@media (min-width: 1200px) {
  
  .quick-contact-card {
    transform: translateY(-30px); /* Légèrement plus haut */
    box-shadow: 0 25px 50px rgba(0,0,0,0.25);
  }
  
  .quick-contact-card h4 {
    font-size: 1.8rem;
  }
  
  .phone-number {
    font-size: 1.5rem;
  }
  
  .btn-whatsapp {
    padding: 1.2rem;
    font-size: 1.1rem;
  }
}

/* ===== ANIMATIONS AMÉLIORÉES POUR GRANDS ÉCRANS ===== */
@media (min-width: 1200px) {
  
  .service-card:hover {
    transform: translateY(-15px); /* Effet plus prononcé */
  }
  
  .project-card:hover {
    transform: translateY(-15px) scale(1.02);
  }
  
  .why-card:hover {
    transform: translateX(15px);
  }
}
/* ===== CLASSES UTILITAIRES POUR GRANDS ÉCRANS ===== */

/* Limiter la largeur du texte */
.text-max-width {
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.text-max-width-sm {
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.text-max-width-lg {
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

/* Meilleur espacement vertical */
.section-spacing-xl {
  padding: 8rem 0;
}

.section-spacing-xxl {
  padding: 10rem 0;
}

/* Alignement amélioré */
.align-start {
  align-items: flex-start !important;
}

/* Grid améliorée */
.grid-gap-lg {
  gap: 3rem !important;
}

/* Hauteurs minimales pour équilibre */
.min-height-text {
  min-height: 120px;
}

.min-height-card {
  min-height: 350px;
}
.footer-links a {
  color: #ffffff !important;
  opacity: 0.9;
}

.footer-links a:hover {
  color: var(--belt-accent) !important;
  opacity: 1;
}
.sector-card {
  padding: 2.5rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  background: #ffffff;
  height: 100%;
}

.sector-text {
  text-align: justify;
  text-justify: inter-word;
  line-height: 1.75; /* un peu plus aéré */
  font-size: 1.125rem; /* harmonisé avec le reste des paragraphes */
  margin-bottom: 0;
  font-family: inherit; /* s'assure qu'on reste sur la police du site */
  color: var(--belt-dark);
}