:root {
  /* Palette de couleurs principale */
  --primary: #2563eb;       /* Bleu principal */
  --primary-dark: #1d4ed8;  /* Bleu foncé pour les hover */
  --secondary: #0ea5e9;     /* Bleu ciel secondaire */
  --accent: #f97316;        /* Orange accent pour les éléments importants */
  --danger: #ef4444;        /* Rouge pour les actions de suppression */
  --success: #22c55e;       /* Vert pour les actions de succès */
  --warning: #f59e0b;       /* Jaune pour les alertes/avertissements */
  
  /* Couleurs neutres */
  --dark: #1e293b;          /* Texte principal */
  --gray-dark: #475569;     /* Texte secondaire */
  --gray: #94a3b8;          /* Bordures et séparateurs */
  --gray-light: #e2e8f0;    /* Fond des éléments */
  --light: #f8fafc;         /* Fond principal */
  
  /* Rayon des bordures */
  --radius-sm: 4px;
  --radius: 8px;
  --radius-lg: 12px;
  
  /* Ombres */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease-out;
}

/* Réinitialisation et styles de base */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

body {
  background-color: var(--light);
  color: var(--dark);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 0;
}

/* ANIMATIONS */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@keyframes slideIn {
  from { transform: translateX(-20px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes scaleIn {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

/* Style de texte */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--dark);
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.25rem;
  letter-spacing: -0.025em;
}

h2 {
  font-size: 1.5rem;
  letter-spacing: -0.015em;
}

p {
  margin-bottom: 1rem;
  line-height: 1.6;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover {
  color: var(--primary-dark);
}

/* Boutons */
button, .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: var(--shadow-sm);
  background-color: var(--primary);
  color: white;
}

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

button:active, .btn:active {
  transform: translateY(0);
}

.btn-secondary {
  background-color: var(--secondary);
}

.btn-secondary:hover {
  background-color: var(--secondary-dark);
}

.btn-success {
  background-color: var(--success);
}

.btn-danger {
  background-color: var(--danger);
}

.btn-danger:hover {
  background-color: #dc2626;
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--gray);
  color: var(--dark);
}

.btn-outline:hover {
  background-color: var(--gray-light);
}

.btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: 1.125rem;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

/* Container d'authentification */
.auth-container {
  max-width: 450px;
  margin: 5rem auto;
  padding: 2.5rem;
  background-color: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  animation: scaleIn 0.5s ease-out;
}

.auth-container h1 {
  text-align: center;
  margin-bottom: 2rem;
  color: var(--dark);
}

.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--dark);
}

input[type="email"],
input[type="password"],
input[type="text"] {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--gray);
  font-size: 1rem;
  transition: var(--transition-fast);
  background-color: var(--light);
}

input[type="email"]:focus,
input[type="password"]:focus,
input[type="text"]:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.toggle-auth, .resend-code {
  text-align: center;
  margin-top: 1.5rem;
}

.toggle-auth a, .resend-code a {
  color: var(--primary);
  font-weight: 500;
  cursor: pointer;
}

.toggle-auth a:hover, .resend-code a:hover {
  text-decoration: underline;
}

.status-message {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  text-align: center;
  animation: slideUp 0.3s ease-out;
}

.error {
  background-color: rgba(239, 68, 68, 0.1);
  color: var(--danger);
}

.success {
  background-color: rgba(34, 197, 94, 0.1);
  color: var(--success);
}

.password-hint {
  font-size: 0.875rem;
  color: var(--gray-dark);
  margin-top: 0.5rem;
}

/* Barre de navigation */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--gray-light);
  animation: fadeIn 0.5s ease-out;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.015em;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-email {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
}

.user-email svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--primary);
}

.logout-btn {
  background-color: transparent;
  border: 1px solid var(--gray);
  color: var(--dark);
  box-shadow: none;
}

.logout-btn:hover {
  background-color: var(--danger);
  color: white;
  border-color: var(--danger);
}

/* Navigation des dossiers */
.folder-navigation {
  margin-bottom: 2rem;
  animation: slideIn 0.5s ease-out;
}

.folder-tabs {
  display: flex;
  list-style: none;
  padding: 0;
  gap: 0.5rem;
  border-bottom: 2px solid var(--gray-light);
}

.folder-tab {
  padding: 1rem 1.5rem;
  border-radius: var(--radius) var(--radius) 0 0;
  color: var(--gray-dark);
  font-weight: 500;
  transition: var(--transition-fast);
  position: relative;
}

.folder-tab::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: transparent;
  transition: var(--transition-fast);
}

.folder-tab:hover {
  color: var(--primary);
}

.folder-tab.active {
  color: var(--primary);
}

.folder-tab.active::after {
  background-color: var(--primary);
}

.special-tab {
  color: var(--accent);
}

.special-tab:hover,
.special-tab.active {
  color: var(--accent);
}

.special-tab.active::after {
  background-color: var(--accent);
}

/* Zone d'upload */
.upload-container {
  background-color: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 2rem;
  margin-bottom: 2rem;
  animation: slideUp 0.5s ease-out;
}

.upload-area {
  border: 2px dashed var(--gray);
  border-radius: var(--radius);
  padding: 3rem;
  text-align: center;
  margin-bottom: 1.5rem;
  cursor: pointer;
  transition: var(--transition);
  background-color: var(--light);
}

.upload-area:hover {
  border-color: var(--primary);
  background-color: rgba(37, 99, 235, 0.03);
  transform: translateY(-3px);
}

.upload-area svg {
  width: 3rem;
  height: 3rem;
  color: var(--gray);
  margin-bottom: 1rem;
  transition: var(--transition);
}

.upload-area:hover svg {
  color: var(--primary);
  transform: scale(1.1);
}

.upload-area p {
  margin-bottom: 0.5rem;
  color: var(--gray-dark);
}

.select-files-btn {
  margin-top: 1rem;
}

.upload-progress {
  margin-top: 1.5rem;
  padding: 1rem;
  background-color: var(--light);
  border-radius: var(--radius);
  animation: slideUp 0.3s ease-out;
}

.upload-progress-text {
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.progress-bar-container {
  width: 100%;
  height: 0.75rem;
  background-color: var(--gray-light);
  border-radius: 999px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background-color: var(--primary);
  border-radius: 999px;
  transition: width 0.3s ease;
}

/* Galerie d'images */
.gallery-container {
  background-color: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 2rem;
  animation: slideUp 0.5s ease-out;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.5rem;
}

.image-card {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  background-color: white;
  transition: var(--transition);
  animation: scaleIn 0.5s ease-out;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.image-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.image-card-img-container {
  position: relative;
  padding-bottom: 75%; /* Ratio 4:3 */
  overflow: hidden;
}

.image-card img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.image-info {
  padding: 1rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.image-name {
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.75rem;
  word-break: break-all;
  color: var(--dark);
}

.image-date {
  font-size: 0.75rem;
  color: var(--gray-dark);
  margin-bottom: 1rem;
}

.image-buttons {
  display: flex;
  gap: 0.5rem;
  margin-top: auto;
}

.download-image-btn, .delete-image-btn {
  flex: 1;
  padding: 0.5rem;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
}

.download-image-btn {
  background-color: var(--success);
}

.delete-image-btn {
  background-color: var(--danger);
}

.image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.image-card:hover .image-overlay {
  opacity: 1;
}

.view-image-btn {
  background-color: rgba(255, 255, 255, 0.9);
  color: var(--dark);
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font-weight: 500;
  transition: var(--transition-fast);
  transform: translateY(10px);
}

.image-card:hover .view-image-btn {
  transform: translateY(0);
}

/* Style pour l'image d'accueil */
.accueil-image-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
  padding: 2rem;
  background-color: var(--light);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-light);
  animation: scaleIn 0.5s ease-out;
}

.accueil-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 600px;
  margin-bottom: 1.5rem;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.accueil-image-container img {
  width: 100%;
  height: auto;
  display: block;
}

.accueil-image-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* Aucun résultat */
.no-results {
  padding: 3rem;
  text-align: center;
  color: var(--gray-dark);
  animation: fadeIn 0.5s ease-out;
}

.no-results svg {
  width: 4rem;
  height: 4rem;
  color: var(--gray);
  margin-bottom: 1.5rem;
}

.no-results h3 {
  margin-bottom: 0.5rem;
  color: var(--dark);
}

/* Loading indicator */
.loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--gray-dark);
  animation: fadeIn 0.5s ease-out;
}

.spinner {
  width: 3rem;
  height: 3rem;
  border: 4px solid rgba(37, 99, 235, 0.1);
  border-left-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 1.5rem;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Modal viewer */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  position: relative;
  max-width: 90%;
  max-height: 90%;
  background-color: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  transform: scale(0.9);
  transition: var(--transition);
}

.modal-overlay.active .modal-content {
  transform: scale(1);
}

.modal-image {
  display: block;
  max-width: 100%;
  max-height: calc(90vh - 6rem);
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 2.5rem;
  height: 2.5rem;
  background-color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: var(--transition-fast);
}

.modal-close:hover {
  background-color: var(--gray-light);
}

.modal-actions {
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  border-top: 1px solid var(--gray-light);
}

/* Responsive design */
@media (max-width: 768px) {
  .container {
    width: 95%;
    padding: 1rem 0;
  }
  
  .navbar {
    flex-direction: column;
    gap: 1rem;
  }
  
  .folder-tabs {
    flex-direction: column;
    gap: 0.25rem;
    border-bottom: none;
  }
  
  .folder-tab {
    border-radius: var(--radius);
    border: 1px solid var(--gray-light);
    padding: 0.75rem 1rem;
  }
  
  .folder-tab::after {
    display: none;
  }
  
  .folder-tab.active {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
  }
  
  .special-tab.active {
    background-color: var(--accent);
    border-color: var(--accent);
  }
  
  .gallery {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 1rem;
  }
  
  .upload-area {
    padding: 2rem 1rem;
  }
  
  .auth-container {
    padding: 1.5rem;
  }
  
  .accueil-image-actions {
    flex-direction: column;
    width: 100%;
  }
  
  .accueil-image-actions button {
    width: 100%;
  }
}

/* Animations pour les éléments apparaissant par la suite */
.fade-in {
  animation: fadeIn 0.5s ease-out;
}

.slide-up {
  animation: slideUp 0.5s ease-out;
}

.scale-in {
  animation: scaleIn 0.5s ease-out;
}

/* Touch-up des boutons de debug */
.debug-button {
  position: fixed;
  z-index: 1000;
  border-radius: var(--radius);
  font-size: 0.875rem;
  padding: 0.5rem 1rem;
  opacity: 0.8;
  transition: var(--transition-fast);
}

.debug-button:hover {
  opacity: 1;
  transform: translateY(-2px);
}

.test-button {
  bottom: 1rem;
  right: 1rem;
  background-color: var(--primary);
}

.debug-images-button {
  bottom: 1rem;
  right: 8rem;
  background-color: var(--success);
}

.refresh-images-button {
  bottom: 1rem;
  right: 18rem;
  background-color: var(--warning);
}

/* Améliorations CSS pour l'optimisation mobile */

/* Variables pour les breakpoints */
:root {
  --mobile-breakpoint: 768px;
  --tablet-breakpoint: 1024px;
  --container-padding-mobile: 1rem;
  --container-padding-desktop: 2rem;
}

/* Conteneur principal responsive */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--container-padding-desktop) 1rem;
  transition: padding 0.3s ease;
}

@media (max-width: 768px) {
  .container {
    padding: var(--container-padding-mobile) 0.75rem;
  }
}

/* Amélioration de l'authentification mobile */
@media (max-width: 768px) {
  .auth-container {
    margin: 2rem auto;
    padding: 1.5rem;
    width: calc(100% - 2rem);
    max-width: 400px;
    box-sizing: border-box;
  }
  
  .auth-container h1 {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
  }
  
  .form-group {
    margin-bottom: 1.25rem;
  }
  
  input[type="email"],
  input[type="password"],
  input[type="text"] {
    padding: 0.875rem 1rem;
    font-size: 16px; /* Évite le zoom automatique sur iOS */
  }
  
  .btn {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
  }
}

/* Navigation mobile améliorée */
@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    gap: 1rem;
    padding: 1rem 0;
    text-align: center;
  }
  
  .logo {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
  }
  
  .user-info {
    flex-direction: column;
    gap: 0.75rem;
    width: 100%;
  }
  
  .user-email {
    justify-content: center;
    font-size: 0.9rem;
  }
  
  .logout-btn {
    width: auto;
    min-width: 120px;
    padding: 0.5rem 1rem;
  }
}

/* Navigation des dossiers mobile */
@media (max-width: 768px) {
  .folder-navigation {
    margin-bottom: 1.5rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 0.5rem;
  }
  
  .folder-tabs {
    display: flex;
    flex-wrap: nowrap;
    gap: 0.5rem;
    border-bottom: none;
    min-width: max-content;
    padding: 0 0.75rem;
  }
  
  .folder-tab {
    white-space: nowrap;
    border-radius: var(--radius);
    border: 2px solid var(--gray-light);
    padding: 0.75rem 1rem;
    background-color: white;
    min-width: max-content;
    transition: all 0.3s ease;
    position: relative;
  }
  
  .folder-tab::after {
    display: none;
  }
  
  .folder-tab.active {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(37, 99, 235, 0.3);
  }
  
  .special-tab.active {
    background-color: var(--accent);
    border-color: var(--accent);
    box-shadow: 0 4px 8px rgba(249, 115, 22, 0.3);
  }
  
  .folder-tab:not(.active):hover {
    background-color: var(--gray-light);
    border-color: var(--gray);
  }
}

/* Zone d'upload mobile */
@media (max-width: 768px) {
  .upload-container {
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: var(--radius);
  }
  
  .upload-container h2 {
    font-size: 1.25rem;
    text-align: center;
    margin-bottom: 1.5rem;
  }
  
  .upload-area {
    padding: 2rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
  }
  
  .upload-area .fa-3x {
    font-size: 2rem;
  }
  
  .upload-area p {
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
  }
  
  .select-files-btn {
    width: 100%;
    padding: 0.875rem 1rem;
    margin-top: 1rem;
  }
  
  .upload-progress {
    margin-top: 1rem;
    padding: 1rem;
  }
  
  .upload-progress-text {
    font-size: 0.9rem;
    text-align: center;
  }
}

/* Galerie mobile optimisée */
@media (max-width: 768px) {
  .gallery-container {
    padding: 1.5rem;
    border-radius: var(--radius);
  }
  
  .gallery-container h2 {
    font-size: 1.25rem;
    text-align: center;
    margin-bottom: 1.5rem;
  }
  
  .gallery {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
  }
  
  .image-card {
    border-radius: var(--radius);
    overflow: hidden;
  }
  
  .image-card-img-container {
    padding-bottom: 100%; /* Ratio carré pour mobile */
  }
  
  .image-info {
    padding: 0.75rem;
  }
  
  .image-name {
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  
  .image-date {
    font-size: 0.7rem;
    margin-bottom: 0.75rem;
  }
  
  .image-buttons {
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .image-buttons button {
    width: 100%;
    padding: 0.5rem;
    font-size: 0.8rem;
    min-height: 36px;
  }
  
  /* Overlay toujours visible sur mobile pour faciliter l'interaction */
  .image-overlay {
    opacity: 0.1;
    background-color: rgba(0, 0, 0, 0.1);
  }
  
  .image-card:active .image-overlay {
    opacity: 1;
    background-color: rgba(0, 0, 0, 0.3);
  }
  
  .view-image-btn {
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    transform: translateY(0);
    min-height: 44px; /* Taille tactile recommandée */
  }
}

/* Image d'accueil mobile */
@media (max-width: 768px) {
  .accueil-image-container {
    padding: 1.5rem;
    margin-bottom: 1.5rem;
  }
  
  .accueil-image-wrapper {
    max-width: 100%;
    margin-bottom: 1.5rem;
  }
  
  .accueil-image-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    width: 100%;
  }
  
  .accueil-image-actions button {
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    min-height: 44px;
  }
  
  /* Les boutons principales (Agrandir et Télécharger) en haut */
  .accueil-image-actions button:nth-child(1),
  .accueil-image-actions button:nth-child(2) {
    grid-column: span 1;
  }
  
  /* Les boutons secondaires (Remplacer et Supprimer) en bas */
  .accueil-image-actions button:nth-child(3),
  .accueil-image-actions button:nth-child(4) {
    grid-column: span 1;
  }
}

/* Modal mobile optimisée */
@media (max-width: 768px) {
  .modal-overlay {
    padding: 1rem;
  }
  
  .modal-content {
    max-width: 100%;
    max-height: 100%;
    border-radius: var(--radius);
  }
  
  .modal-image {
    max-height: calc(100vh - 8rem);
    width: 100%;
    object-fit: contain;
  }
  
  .modal-close {
    top: 0.75rem;
    right: 0.75rem;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(5px);
  }
  
  .modal-actions {
    padding: 1rem;
    flex-direction: column;
    gap: 1rem;
    align-items: stretch;
  }
  
  .modal-info {
    text-align: center;
    margin-bottom: 0.5rem;
  }
  
  .modal-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    width: 100%;
  }
  
  .modal-buttons button {
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    min-height: 44px;
  }
}

/* Messages d'état mobile */
@media (max-width: 768px) {
  .no-results {
    padding: 2rem 1rem;
    text-align: center;
  }
  
  .no-results h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
  }
  
  .no-results p {
    font-size: 0.9rem;
    line-height: 1.5;
  }
  
  .loading {
    padding: 2rem 1rem;
  }
  
  .spinner {
    width: 2.5rem;
    height: 2.5rem;
    margin-bottom: 1rem;
  }
}

/* Améliorations pour les très petits écrans */
@media (max-width: 480px) {
  .gallery {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }
  
  .folder-tabs {
    padding: 0 0.5rem;
  }
  
  .folder-tab {
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
  }
  
  .auth-container {
    margin: 1rem auto;
    padding: 1.25rem;
    width: calc(100% - 1.5rem);
  }
  
  .upload-area {
    padding: 1.5rem 0.75rem;
  }
  
  .accueil-image-actions {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  
  .accueil-image-actions button {
    padding: 0.75rem;
  }
}

/* Amélioration de l'accessibilité tactile */
@media (pointer: coarse) {
  button,
  .btn,
  .folder-tab,
  .view-image-btn,
  .modal-close {
    min-height: 44px;
    min-width: 44px;
  }
  
  /* Feedback visuel pour les interactions tactiles */
  button:active,
  .btn:active,
  .folder-tab:active,
  .image-card:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }
  
  /* Espacement des éléments interactifs */
  .image-buttons,
  .modal-buttons,
  .accueil-image-actions {
    gap: 0.75rem;
  }
}

/* Optimisation pour les écrans avec encoche (notch) */
@supports (padding: max(0px)) {
  @media (max-width: 768px) {
    .container {
      padding-left: max(0.75rem, env(safe-area-inset-left));
      padding-right: max(0.75rem, env(safe-area-inset-right));
    }
    
    .navbar {
      padding-top: max(1rem, env(safe-area-inset-top));
    }
  }
}

/* Dark mode mobile */
@media (max-width: 768px) and (prefers-color-scheme: dark) {
  .folder-tab {
    background-color: var(--gray-light);
    border-color: var(--gray);
    color: var(--gray-dark);
  }
  
  .folder-tab:not(.active):hover {
    background-color: var(--light);
    border-color: var(--gray-dark);
  }
  
  .modal-close {
    background-color: rgba(30, 41, 59, 0.9);
    color: white;
  }
}

/* Corrections pour l'espacement des onglets et les boutons d'images */

/* ===== CORRECTION 1: Espacement des onglets de navigation ===== */

/* Navigation des dossiers - espacement amélioré */
@media (max-width: 768px) {
  .folder-tabs {
    display: flex;
    flex-direction: column;
    gap: 0.75rem; /* Augmentation de l'espacement entre les onglets */
    border-bottom: none;
    min-width: max-content;
    padding: 0 0.75rem;
  }
  
  .folder-tab {
    white-space: nowrap;
    border-radius: var(--radius);
    border: 2px solid var(--gray-light);
    padding: 1rem 1.25rem; /* Augmentation du padding interne */
    background-color: white;
    min-width: max-content;
    transition: all 0.3s ease;
    position: relative;
    margin-bottom: 0.5rem; /* Espacement supplémentaire entre chaque onglet */
  }
  
  /* Espacement spécial pour très petits écrans */
  @media (max-width: 480px) {
    .folder-tabs {
      gap: 0.875rem; /* Encore plus d'espace sur très petits écrans */
      padding: 0 1rem;
    }
    
    .folder-tab {
      padding: 0.875rem 1rem;
      margin-bottom: 0.625rem;
    }
  }
}

/* ===== CORRECTION 2: Boutons d'images - texte rogné ===== */

/* Correction des boutons dans les cartes d'images */
@media (max-width: 768px) {
  .image-buttons {
    flex-direction: column;
    gap: 0.75rem; /* Espacement entre les boutons */
    margin-top: 0.75rem;
  }
  
  .image-buttons button {
    width: 100%;
    padding: 0.75rem 0.5rem; /* Padding ajusté pour éviter le rognage */
    font-size: 0.825rem; /* Taille de police légèrement réduite */
    min-height: 40px; /* Hauteur minimale pour le contenu */
    line-height: 1.2; /* Hauteur de ligne optimisée */
    white-space: nowrap; /* Empêche le retour à la ligne */
    overflow: hidden; /* Cache le débordement */
    text-overflow: ellipsis; /* Ajoute des points de suspension si nécessaire */
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.375rem; /* Espacement entre l'icône et le texte */
  }
  
  /* Ajustement des icônes dans les boutons */
  .image-buttons button i {
    font-size: 0.75rem;
    flex-shrink: 0; /* Empêche l'icône de rétrécir */
  }
  
  /* Styles spécifiques pour les boutons de téléchargement et suppression */
  .download-image-btn {
    background-color: var(--success);
    border: none;
  }
  
  .delete-image-btn {
    background-color: var(--danger);
    border: none;
  }
  
  .download-image-btn:hover,
  .download-image-btn:active {
    background-color: #16a34a; /* Vert plus foncé */
  }
  
  .delete-image-btn:hover,
  .delete-image-btn:active {
    background-color: #dc2626; /* Rouge plus foncé */
  }
}

/* Correction pour les boutons dans les modales */
@media (max-width: 768px) {
  .modal-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    width: 100%;
    margin-top: 1rem;
  }
  
  .modal-buttons button {
    padding: 0.875rem 0.75rem; /* Padding généreux */
    font-size: 0.875rem;
    min-height: 44px; /* Taille tactile recommandée */
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
  }
  
  .modal-buttons button i {
    font-size: 0.875rem;
    flex-shrink: 0;
  }
}

/* ===== CORRECTION 3: Amélioration générale de l'espacement ===== */

/* Espacement amélioré pour tous les containers sur mobile */
@media (max-width: 768px) {
  .upload-container {
    padding: 1.5rem;
    margin-bottom: 2rem; /* Plus d'espace entre les sections */
    border-radius: var(--radius);
  }
  
  .gallery-container {
    padding: 1.5rem;
    border-radius: var(--radius);
    margin-top: 2rem; /* Espacement avec la section précédente */
  }
  
  .folder-navigation {
    margin-bottom: 2rem; /* Plus d'espace après la navigation */
    padding-bottom: 1rem;
  }
  
  /* Espacement dans les cartes d'images */
  .image-info {
    padding: 1rem; /* Padding généreux */
  }
  
  .image-name {
    font-size: 0.825rem;
    margin-bottom: 0.75rem; /* Plus d'espace sous le nom */
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  
  .image-date {
    font-size: 0.75rem;
    margin-bottom: 1rem; /* Plus d'espace avant les boutons */
    color: var(--gray-dark);
  }
}

/* ===== CORRECTION 4: Responsive pour très petits écrans ===== */

@media (max-width: 480px) {
  /* Réduction de la taille des boutons pour éviter le rognage */
  .image-buttons button {
    font-size: 0.75rem;
    padding: 0.625rem 0.375rem;
    min-height: 36px;
  }
  
  .image-buttons button i {
    font-size: 0.7rem;
  }
  
  /* Texte plus court sur très petits écrans */
  .download-image-btn .btn-text::after {
    content: "Télécharger";
  }
  
  .delete-image-btn .btn-text::after {
    content: "Supprimer";
  }
  
  /* Masquer le texte original et utiliser des versions plus courtes */
  .image-buttons button span {
    display: none;
  }
  
  .download-image-btn::after {
    content: "Télécharger";
    margin-left: 0.25rem;
  }
  
  .delete-image-btn::after {
    content: "Supprimer";
    margin-left: 0.25rem;
  }
}

/* ===== CORRECTION 5: Amélioration de la galerie ===== */

@media (max-width: 768px) {
  .gallery {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 1rem;
    padding: 0.5rem 0;
  }
  
  .image-card {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    background-color: white;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }
  
  .image-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  }
  
  /* Ratio d'image optimisé pour mobile */
  .image-card-img-container {
    padding-bottom: 75%; /* Ratio 4:3 plus adapté que carré */
  }
}

/* ===== CORRECTION 6: Navigation améliorée ===== */

/* Pour l'espacement vertical des onglets sur mobile */
@media (max-width: 768px) {
  .folder-navigation {
    background-color: white;
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
  }
  
  .folder-tabs {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }
  
  .folder-tabs li {
    width: 100%;
  }
  
  .folder-tab {
    display: block;
    width: 100%;
    text-decoration: none;
    padding: 1rem 1.25rem;
    border-radius: var(--radius);
    border: 2px solid var(--gray-light);
    background-color: var(--light);
    color: var(--gray-dark);
    font-weight: 500;
    transition: all 0.3s ease;
    text-align: left;
  }
  
  .folder-tab i {
    margin-right: 0.75rem;
    width: 1.25rem;
    text-align: center;
  }
  
  .folder-tab.active {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: none; /* Pas de transformation sur mobile */
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
  }
  
  .special-tab.active {
    background-color: var(--accent);
    border-color: var(--accent);
    box-shadow: 0 2px 8px rgba(249, 115, 22, 0.3);
  }
}
/* CORRECTION URGENTE - Suppression du texte dupliqué */
@media (max-width: 480px) {
  .download-image-btn::after,
  .delete-image-btn::after,
  .download-image-btn .btn-text::after,
  .delete-image-btn .btn-text::after {
    content: none !important;
    display: none !important;
  }
}

/* Suppression de toute duplication */
.image-buttons button::after,
.image-buttons button::before,
.modal-buttons button::after,
.modal-buttons button::before {
  content: none !important;
  display: none !important;
}