/* ===================================================================
   Bootstrap Theme Overrides - Laboratoire Guenoun
   Optimisation Mobile Fluide et Adaptive
   =================================================================== */

/* Variables CSS personnalisées */
:root {
  --primary-color: #1E4620;    /* Vert Forêt */
  --secondary-color: #6A994E;  /* Vert Sauge */
  --background-light: #FDFBF5; /* Fond Crème */
  --accent-color: #F2E8CF;      /* Beige / Sable */
  --white: #ffffff;
  --dark: #333333; /* Un gris foncé pour le texte, plus doux que le noir pur */
  --light-gray: #f8f9fa;
  
  /* Variables responsives fluides */
  --container-padding: clamp(0.75rem, 2.5vw, 2rem);
  --section-padding: clamp(2rem, 8vw, 6rem);
  --title-size: clamp(1.5rem, 4vw, 2.5rem);
  --subtitle-size: clamp(0.9rem, 2.5vw, 1.2rem);
  --text-size: clamp(0.85rem, 2vw, 1rem);
  --card-padding: clamp(1rem, 3vw, 2rem);
  --button-padding: clamp(0.6rem, 2vw, 1rem) clamp(1rem, 3vw, 2rem);
  --icon-size: clamp(2rem, 5vw, 3rem);
  --hero-height: clamp(40vh, 50vh, 70vh);
}

/* ===================================================================
   Surcharges Bootstrap - Couleurs
   =================================================================== */

/* Couleurs primaires */
.text-primary, .text-primary:hover, .text-primary:focus { 
  color: var(--primary-color) !important; 
}

.btn-primary, .btn-primary:hover, .btn-primary:focus { 
  background-color: var(--primary-color) !important; 
  border-color: var(--primary-color) !important; 
  color: var(--white) !important; 
}

.btn-primary:hover { 
  background-color: var(--secondary-color) !important; 
  border-color: var(--secondary-color) !important; 
}

.btn-outline-primary { 
  border-color: var(--primary-color) !important; 
  color: var(--primary-color) !important; 
}

.btn-outline-primary:hover { 
  background-color: var(--primary-color) !important; 
  color: var(--white) !important; 
}

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

.border-primary { 
  border-color: var(--primary-color) !important; 
}

.accordion-button:not(.collapsed) { 
  background-color: var(--primary-color) !important; 
  color: var(--white) !important; 
}

/* Liens */
a { 
  color: var(--primary-color) !important; 
}

a:hover { 
  color: var(--secondary-color) !important; 
}

/* Navigation */
.navbar-brand span, .nav-link { 
  color: var(--primary-color) !important; 
}

.nav-link:hover, .navbar-brand:hover, .nav-link.active { 
  color: var(--secondary-color) !important; 
}

/* Éléments de style */
.section-title::after { 
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%) !important; 
}

.feature-icon i, .specialty-icon i { 
  color: var(--primary-color) !important; 
}

/* ===================================================================
   Optimisation Mobile Fluide - Approche Adaptive Universelle
   =================================================================== */

/* =================== CONTENEURS ET ESPACEMENTS UNIVERSELS =================== */
.container {
  padding-left: var(--container-padding) !important;
  padding-right: var(--container-padding) !important;
  max-width: 100% !important;
}

.container-fluid {
  padding-left: var(--container-padding) !important;
  padding-right: var(--container-padding) !important;
}

/* Espacements de sections adaptatifs */
section, .section {
  padding-top: var(--section-padding) !important;
  padding-bottom: var(--section-padding) !important;
}

/* Grilles responsives fluides */
.row {
  margin-left: calc(-1 * var(--container-padding) / 2) !important;
  margin-right: calc(-1 * var(--container-padding) / 2) !important;
}

.row > * {
  padding-left: calc(var(--container-padding) / 2) !important;
  padding-right: calc(var(--container-padding) / 2) !important;
  margin-bottom: clamp(1rem, 3vw, 2rem) !important;
}

/* =================== NAVIGATION FLUIDE =================== */
.navbar {
  padding: clamp(0.5rem, 1.5vw, 1rem) var(--container-padding) !important;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease !important;
}

.navbar-brand {
  font-size: clamp(1rem, 3vw, 1.5rem) !important;
  font-weight: 600 !important;
}

.navbar-toggler {
  border: none !important;
  padding: clamp(0.25rem, 1vw, 0.5rem) !important;
  font-size: clamp(1rem, 2.5vw, 1.25rem) !important;
}

.navbar-nav .nav-link {
  padding: clamp(0.5rem, 1.5vw, 1rem) clamp(0.75rem, 2vw, 1.25rem) !important;
  font-size: clamp(0.9rem, 2.2vw, 1.1rem) !important;
  font-weight: 500 !important;
  text-align: center !important;
  transition: all 0.3s ease !important;
}

/* =================== HERO SECTION FLUIDE =================== */
.hero-section {
  min-height: var(--hero-height) !important;
  padding: clamp(2rem, 5vw, 4rem) 0 !important;
  display: flex !important;
  align-items: center !important;
}

.hero-content {
  text-align: center !important;
  width: 100% !important;
}

.hero-content h1 {
  font-size: clamp(1.75rem, 5vw, 3rem) !important;
  line-height: 1.2 !important;
  margin-bottom: clamp(1rem, 2.5vw, 1.5rem) !important;
  font-weight: 700 !important;
  letter-spacing: -0.02em !important;
}

.hero-content .lead {
  font-size: clamp(0.9rem, 2.5vw, 1.25rem) !important;
  line-height: 1.5 !important;
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem) !important;
  opacity: 0.9 !important;
  max-width: 100% !important;
}

.hero-content .d-flex {
  flex-direction: column !important;
  gap: clamp(0.75rem, 2vw, 1.25rem) !important;
  align-items: center !important;
  justify-content: center !important;
}

.hero-content .btn {
  padding: var(--button-padding) !important;
  font-size: clamp(0.85rem, 2.2vw, 1rem) !important;
  font-weight: 500 !important;
  width: 100% !important;
  max-width: clamp(280px, 50vw, 350px) !important;
  border-radius: clamp(0.375rem, 1vw, 0.5rem) !important;
  transition: all 0.3s ease !important;
}

/* Masquer les éléments non essentiels sur petits écrans */
@container (max-width: 768px) {
  .hero-badges, .hero-info {
    display: none !important;
  }
}

/* =================== SECTIONS GÉNÉRIQUES FLUIDES =================== */
.section-title {
  font-size: var(--title-size) !important;
  line-height: 1.3 !important;
  margin-bottom: clamp(1rem, 3vw, 2rem) !important;
  font-weight: 700 !important;
  text-align: center !important;
  letter-spacing: -0.02em !important;
}

.section-subtitle {
  font-size: var(--subtitle-size) !important;
  line-height: 1.6 !important;
  margin-bottom: clamp(2rem, 5vw, 4rem) !important;
  text-align: center !important;
  opacity: 0.8 !important;
  max-width: 100% !important;
}

/* =================== CARTES ADAPTIVES =================== */
.card, .feature-card, .team-card, .specialty-card {
  padding: var(--card-padding) !important;
  margin-bottom: clamp(1rem, 3vw, 2rem) !important;
  border-radius: clamp(0.5rem, 1.5vw, 1rem) !important;
  transition: all 0.3s ease !important;
  height: auto !important;
  min-height: auto !important;
}

.card-body {
  padding: var(--card-padding) !important;
}

.card h4, .card h5 {
  font-size: clamp(1rem, 2.8vw, 1.4rem) !important;
  line-height: 1.4 !important;
  margin-bottom: clamp(0.5rem, 1.5vw, 1rem) !important;
  font-weight: 600 !important;
}

.card p {
  font-size: var(--text-size) !important;
  line-height: 1.6 !important;
  margin-bottom: clamp(0.5rem, 1.5vw, 1rem) !important;
  opacity: 0.9 !important;
}

/* Icônes adaptives */
.feature-icon, .specialty-icon {
  font-size: var(--icon-size) !important;
  margin-bottom: clamp(1rem, 2.5vw, 1.5rem) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
}

.feature-icon i, .specialty-icon i {
  font-size: inherit !important;
}

/* =================== FORMULAIRES ADAPTATIFS =================== */
.form-control {
  padding: clamp(0.6rem, 2vw, 1rem) clamp(0.75rem, 2.5vw, 1.25rem) !important;
  font-size: var(--text-size) !important;
  border-radius: clamp(0.375rem, 1vw, 0.5rem) !important;
  transition: all 0.3s ease !important;
  width: 100% !important;
}

.form-control:focus {
  box-shadow: 0 0 0 0.2rem rgba(24, 83, 79, 0.25) !important;
  border-color: var(--primary-color) !important;
}

textarea.form-control {
  min-height: clamp(100px, 15vw, 150px) !important;
  resize: vertical !important;
}

/* =================== BOUTONS UNIVERSELS =================== */
.btn {
  padding: var(--button-padding) !important;
  font-size: var(--text-size) !important;
  font-weight: 500 !important;
  border-radius: clamp(0.375rem, 1vw, 0.5rem) !important;
  transition: all 0.3s ease !important;
  text-transform: none !important;
  letter-spacing: 0.01em !important;
}

.btn-lg {
  padding: clamp(0.75rem, 2.5vw, 1.25rem) clamp(1.5rem, 4vw, 2.5rem) !important;
  font-size: clamp(0.9rem, 2.5vw, 1.1rem) !important;
}

.btn-sm {
  padding: clamp(0.4rem, 1.5vw, 0.75rem) clamp(0.75rem, 2.5vw, 1.5rem) !important;
  font-size: clamp(0.8rem, 2vw, 0.9rem) !important;
}

/* =================== ACCORDÉONS ADAPTATIFS =================== */
.accordion-item {
  margin-bottom: clamp(0.5rem, 1.5vw, 1rem) !important;
  border-radius: clamp(0.375rem, 1vw, 0.5rem) !important;
  overflow: hidden !important;
}

.accordion-button {
  padding: clamp(0.75rem, 2.5vw, 1.5rem) clamp(1rem, 3vw, 1.75rem) !important;
  font-size: clamp(0.9rem, 2.2vw, 1.1rem) !important;
  font-weight: 500 !important;
  line-height: 1.5 !important;
}

.accordion-body {
  padding: clamp(1rem, 3vw, 1.75rem) !important;
  font-size: var(--text-size) !important;
  line-height: 1.7 !important;
}

/* =================== FOOTER ADAPTATIF =================== */
.footer {
  padding: clamp(2rem, 5vw, 4rem) 0 clamp(1rem, 2.5vw, 2rem) !important;
}

.footer h5 {
  font-size: clamp(1rem, 2.8vw, 1.3rem) !important;
  margin-bottom: clamp(1rem, 2.5vw, 1.5rem) !important;
  font-weight: 600 !important;
}

.footer p, .footer li {
  font-size: var(--text-size) !important;
  line-height: 1.7 !important;
  margin-bottom: clamp(0.5rem, 1.5vw, 0.75rem) !important;
}

.footer .social-links {
  display: flex !important;
  justify-content: center !important;
  gap: clamp(0.5rem, 2vw, 1rem) !important;
  margin-top: clamp(1rem, 2.5vw, 1.5rem) !important;
}

.footer .social-links a {
  width: clamp(40px, 8vw, 50px) !important;
  height: clamp(40px, 8vw, 50px) !important;
  font-size: clamp(1rem, 2.5vw, 1.3rem) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  border-radius: 50% !important;
  transition: all 0.3s ease !important;
  background-color: rgba(255, 255, 255, 0.1) !important;
}

.footer .social-links a:hover {
  background-color: var(--primary-color) !important;
  transform: translateY(-2px) !important;
}

/* =================== IMAGES RESPONSIVES UNIVERSELLES =================== */
img {
  max-width: 100% !important;
  height: auto !important;
  border-radius: clamp(0.375rem, 1vw, 0.5rem) !important;
}

.hero-carousel img {
  width: 100% !important;
  height: clamp(200px, 40vw, 400px) !important;
  object-fit: cover !important;
  border-radius: clamp(0.5rem, 1.5vw, 1rem) !important;
}

.team-card img {
  width: 100% !important;
  height: clamp(150px, 30vw, 250px) !important;
  object-fit: cover !important;
  border-radius: clamp(0.5rem, 1.5vw, 1rem) !important;
}

/* =================== TYPOGRAPHIE FLUIDE =================== */
h1 { font-size: clamp(1.75rem, 5vw, 3rem) !important; }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem) !important; }
h3 { font-size: clamp(1.25rem, 3.5vw, 2rem) !important; }
h4 { font-size: clamp(1.1rem, 3vw, 1.5rem) !important; }
h5 { font-size: clamp(1rem, 2.5vw, 1.25rem) !important; }
h6 { font-size: clamp(0.9rem, 2.2vw, 1.1rem) !important; }

p, .lead {
  font-size: var(--text-size) !important;
  line-height: 1.6 !important;
}

.lead {
  font-size: clamp(1rem, 2.5vw, 1.25rem) !important;
  line-height: 1.5 !important;
}

/* =================== UTILITAIRES MOBILES =================== */
.text-center-mobile {
  text-align: center !important;
}

.full-width-mobile {
  width: 100% !important;
}

.stack-mobile {
  flex-direction: column !important;
  align-items: center !important;
  gap: clamp(0.5rem, 2vw, 1rem) !important;
}

/* =================== PERFORMANCES ET ANIMATIONS =================== */
* {
  box-sizing: border-box !important;
}

.card, .btn, .form-control, .accordion-button {
  will-change: transform !important;
  backface-visibility: hidden !important;
}

/* =================== CONTAINER QUERIES SUPPORT =================== */
@supports (container-type: inline-size) {
  .container {
    container-type: inline-size !important;
  }
  
  @container (max-width: 768px) {
    .hero-badges, .hero-info {
      display: none !important;
    }
    
    .footer {
      text-align: center !important;
    }
    
    .d-flex {
      flex-direction: column !important;
    }
  }
  
  @container (max-width: 480px) {
    .btn {
      width: 100% !important;
    }
    
    .card {
      margin-bottom: 1rem !important;
    }
  }
}

/* =================== MEDIA QUERIES DE SECOURS =================== */
@media (max-width: 768px) {
  .hero-badges, .hero-info {
    display: none !important;
  }
  
  .footer {
    text-align: center !important;
  }
  
  .navbar-collapse {
    margin-top: 1rem !important;
  }
}

@media (max-width: 480px) {
  .btn {
    width: 100% !important;
    max-width: 100% !important;
  }
  
  .hero-content .btn {
    max-width: 100% !important;
  }
}

/* =================== OPTIMISATIONS POUR TRÈS PETITS ÉCRANS =================== */
@media (max-width: 320px) {
  :root {
    --container-padding: 0.5rem;
    --section-padding: 1.5rem;
    --card-padding: 0.75rem;
  }
}

/* =================== OPTIMISATIONS POUR TRÈS GRANDS ÉCRANS =================== */
@media (min-width: 1400px) {
  .container {
    max-width: 1320px !important;
    margin: 0 auto !important;
  }
}

/* =================== BOUTON BACK-TO-TOP ROND =================== */
.back-to-top {
  width: clamp(45px, 10vw, 60px) !important;
  height: clamp(45px, 10vw, 60px) !important;
  border-radius: 50% !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 0 !important;
  font-size: clamp(1.2rem, 2.5vw, 1.5rem) !important;
  position: fixed !important;
  bottom: clamp(1rem, 3vw, 2rem) !important;
  right: clamp(1rem, 3vw, 2rem) !important;
  z-index: 1000 !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
  transition: all 0.3s ease !important;
  border: none !important;
  background-color: var(--primary-color) !important;
  color: var(--white) !important;
}

.back-to-top:hover {
  background-color: var(--secondary-color) !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25) !important;
}

.back-to-top:focus {
  outline: 2px solid var(--primary-color) !important;
  outline-offset: 2px !important;
}

.back-to-top i {
  font-size: inherit !important;
  line-height: 1 !important;
}

/* Fallback pour les variables non supportées */
.back-to-top {
  background-color: #0D47A1;
}

.back-to-top:hover {
  background-color: #1976D2;
}

.accordion-button:not(.collapsed) {
  background-color: #0D47A1 !important;
  color: #ffffff !important;
}

a {
  color: #0D47A1 !important;
}

a:hover {
  color: #1976D2 !important;
}