/* Variables globales */
:root {
  --primary-color: #1a73e8;
  --hover-color: #f1f3f4;
  --border-color: #dadce0;
  --text-color: #3c4043;
  --folder-color: #5f6368;
  --error-color: #d93025;
  --success-color: #0f9d58;
  --background-color: #ffffff;
  --info-color: #1a73e8;
}

/* Reset et styles de base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.5;
}

/* Container principal */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

/* Formulaires */
.form-container {
  background-color: white;
  padding: 2rem;
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  max-width: 400px;
  margin: 2rem auto;
}

.form-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  text-align: center;
}

.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  font-size: 1rem;
}

.form-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Boutons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
  border-radius: 0.375rem;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

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

.btn-primary:hover {
  background-color: #3b78e7;
}

.btn-full {
  width: 100%;
}

/* Messages d'erreur et de succès */
.alert {
  padding: 1rem;
  border-radius: 0.375rem;
  margin-bottom: 1rem;
  display: none;
}

.alert-error {
  background-color: #fef2f2;
  color: var(--error-color);
  border: 1px solid #fee2e2;
}

.alert-success {
  background-color: #f0fdf4;
  color: var(--success-color);
  border: 1px solid #dcfce7;
}

/* Dashboard styles */
.dashboard-container {
  display: grid;
  grid-template-columns: 260px 1fr;
  height: 100vh;
  background-color: white;
}

.sidebar {
  padding: 16px;
  border-right: 1px solid var(--border-color);
}

.main-content {
  padding: 16px;
  overflow-y: auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  margin-bottom: 16px;
  color: var(--text-color);
}

.breadcrumb-item {
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
}

.breadcrumb-item:hover {
  background-color: var(--hover-color);
}

.breadcrumb-separator {
  margin: 0 8px;
  color: var(--folder-color);
}

.files-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  padding: 16px;
}

.file-card {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px;
  cursor: pointer;
  transition: background-color 0.2s;
}

.file-card:hover {
  background-color: var(--hover-color);
}

.file-icon {
  font-size: 24px;
  margin-bottom: 8px;
  color: var(--folder-color);
}

.folder-icon {
  color: var(--folder-color);
}

.file-name {
  font-size: 14px;
  color: var(--text-color);
  word-break: break-word;
}

.upload-zone {
  border: 2px dashed var(--border-color);
  border-radius: 8px;
  padding: 24px;
  text-align: center;
  margin-bottom: 24px;
  cursor: pointer;
  transition: border-color 0.2s;
}

.upload-zone:hover {
  border-color: var(--primary-color);
}

.action-buttons {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.btn {
  padding: 8px 16px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
  background: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background-color 0.2s;
}

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

.btn-primary {
  background-color: var(--primary-color);
  color: white;
  border: none;
}

.btn-primary:hover {
  background-color: #3b78e7;
}

.empty-message {
  text-align: center;
  padding: 48px;
  color: var(--folder-color);
}

.context-menu {
  position: fixed;
  background: white;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 8px 0;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  z-index: 1000;
}

.context-menu-item {
  padding: 8px 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
}

.context-menu-item:hover {
  background-color: var(--hover-color);
}

/* Responsive */
@media (max-width: 768px) {
  .dashboard-container {
    grid-template-columns: 1fr;
  }

  .sidebar {
    display: none;
  }
}

/* Spinner */
.spinner {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border: 4px solid var(--border-color);
  border-top: 4px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: translate(-50%, -50%) rotate(0deg); }
  100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Styles pour le drag & drop */
.file-card.dragging {
    opacity: 0.5;
    border: 2px dashed var(--primary-color);
}

.file-card.drag-over {
    background-color: var(--hover-color);
    border: 2px dashed var(--primary-color);
    transform: scale(1.02);
    transition: transform 0.2s ease;
}

/* Animation pour le déplacement */
@keyframes dragAnimation {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

.file-card.dragging {
    animation: dragAnimation 0.3s ease infinite;
}

/* Styles pour la responsivité */
@media screen and (max-width: 768px) {
    .container {
        padding: 10px;
    }

    .header {
        flex-direction: column;
        gap: 10px;
        padding: 10px;
    }

    .header-actions {
        width: 100%;
        justify-content: space-between;
    }

    .breadcrumb {
        width: 100%;
        overflow-x: auto;
        white-space: nowrap;
        -webkit-overflow-scrolling: touch;
        padding: 5px 0;
    }

    .files-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 10px;
    }

    .file-card {
        padding: 10px;
    }

    .file-name {
        font-size: 0.9em;
    }

    .context-menu {
        min-width: 200px;
        max-width: 90vw;
    }

    .notification {
        max-width: 90vw;
        margin: 0 10px;
    }

    #uploadButton {
        width: 100%;
        margin-bottom: 10px;
    }

    #createFolderButton {
        width: 100%;
    }
}

@media screen and (max-width: 480px) {
    .files-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
        gap: 8px;
    }

    .file-card {
        padding: 8px;
    }

    .file-icon {
        font-size: 24px;
    }

    .file-name {
        font-size: 0.8em;
    }

    .header-title {
        font-size: 1.2em;
    }

    .button {
        padding: 8px 12px;
        font-size: 0.9em;
    }

    .context-menu {
        font-size: 0.9em;
    }
}

/* Ajustements pour les tablettes */
@media screen and (min-width: 769px) and (max-width: 1024px) {
    .files-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }

    .container {
        padding: 15px;
    }
}

/* Support du mode sombre du système */
@media (prefers-color-scheme: dark) {
    :root {
        --primary-color: #8ab4f8;
        --hover-color: #28292c;
        --border-color: #5f6368;
        --text-color: #e8eaed;
        --background-color: #202124;
        --folder-color: #e8eaed;
    }

    body {
        background-color: var(--background-color);
        color: var(--text-color);
    }

    .file-card {
        background-color: var(--background-color);
        border-color: var(--border-color);
    }

    .file-card:hover {
        background-color: var(--hover-color);
    }

    .context-menu {
        background-color: var(--background-color);
        border-color: var(--border-color);
    }

    .context-menu-item:hover {
        background-color: var(--hover-color);
    }

    .breadcrumb {
        color: var(--text-color);
    }

    .breadcrumb-item {
        color: var(--text-color);
    }

    .breadcrumb-separator {
        color: var(--border-color);
    }

    .button {
        background-color: var(--primary-color);
        color: var(--background-color);
    }

    .button:hover {
        background-color: var(--hover-color);
        color: var(--text-color);
    }
}