/* ========================================
   VRTherapy - Interface Moderne Uniquement
   Version nettoyée et optimisée
   ======================================== */

/* ========================================
   RESET ET VARIABLES GLOBALES
   ======================================== */

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

:root {
    /* Couleurs principales */
    --primary-blue: #3b82f6;
    --primary-blue-dark: #2563eb;
    --primary-blue-light: #60a5fa;
    --primary-blue-lighter: #dbeafe;
    
    /* Couleurs de statut */
    --success-green: #10b981;
    --warning-orange: #f59e0b;
    --error-red: #ef4444;
    --info-blue: #06b6d4;
    
    /* Couleurs neutres */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Couleurs de fond */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    
    /* Bordures et ombres */
    --border-color: #e2e8f0;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    /* Espacements */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    
    /* Largeurs de la sidebar */
    --sidebar-width: 240px;
    --sidebar-collapsed-width: 64px;
}

/* ========================================
   STRUCTURE PRINCIPALE
   ======================================== */

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-secondary);
    color: var(--gray-900);
    line-height: 1.6;
    overflow: hidden;
}

.app-container {
    display: flex;
    height: 100vh;
    width: 100vw;
}

/* ========================================
   SIDEBAR NAVIGATION
   ======================================== */

.app-sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-primary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: width 0.3s ease;
    z-index: 10;
    position: relative;
}

.app-sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

.sidebar-header {
    padding: var(--spacing-6) var(--spacing-5);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    min-height: 80px;
}

.app-logo {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-dark));
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    font-weight: bold;
    flex-shrink: 0;
}

.app-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-900);
    transition: opacity 0.3s ease;
}

.app-sidebar.collapsed .app-title {
    opacity: 0;
    width: 0;
    overflow: hidden;
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-4) 0;
    overflow-y: auto;
}

.nav-item {
    margin: var(--spacing-1) var(--spacing-3);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-3) var(--spacing-4);
    color: var(--gray-600);
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: all 0.2s ease;
    font-weight: 500;
    position: relative;
    cursor: pointer;
}

.nav-link:hover {
    background-color: var(--gray-100);
    color: var(--gray-900);
}

.nav-link.active {
    background-color: var(--primary-blue-lighter);
    color: var(--primary-blue-dark);
    font-weight: 600;
}

.nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 20px;
    background-color: var(--primary-blue);
    border-radius: 0 2px 2px 0;
}

.nav-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.nav-text {
    transition: opacity 0.3s ease;
    white-space: nowrap;
}

.app-sidebar.collapsed .nav-text {
    opacity: 0;
    width: 0;
    overflow: hidden;
}

/* ========================================
   CONTENU PRINCIPAL
   ======================================== */

.app-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.main-header {
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-4) var(--spacing-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 80px;
}

.page-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0;
}

.page-subtitle {
    font-size: 16px;
    color: var(--gray-600);
    margin-top: var(--spacing-1);
    font-weight: 400;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.page-content {
    flex: 1;
    padding: var(--spacing-6);
    overflow-y: auto;
    background-color: var(--bg-secondary);
}

/* ========================================
   CARTES ET SECTIONS
   ======================================== */

.content-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-6);
    overflow: hidden;
}

.card-header {
    padding: var(--spacing-5) var(--spacing-6);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--bg-tertiary);
}

.card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--gray-900);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.card-title-icon {
    font-size: 20px;
}

.card-content {
    padding: var(--spacing-6);
}

/* ========================================
   BOUTONS
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-4);
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    user-select: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

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

.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-blue-dark);
    border-color: var(--primary-blue-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--bg-primary);
    color: var(--gray-700);
    border-color: var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--gray-100);
    border-color: var(--gray-300);
}

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

.btn-success:hover:not(:disabled) {
    background-color: #059669;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-warning {
    background-color: var(--warning-orange);
    color: white;
    border-color: var(--warning-orange);
}

.btn-warning:hover:not(:disabled) {
    background-color: #d97706;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-danger {
    background-color: var(--error-red);
    color: white;
    border-color: var(--error-red);
}

.btn-danger:hover:not(:disabled) {
    background-color: #dc2626;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-info {
    background-color: var(--info-blue);
    color: white;
    border-color: var(--info-blue);
}

.btn-info:hover:not(:disabled) {
    background-color: #0891b2;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-sm {
    padding: var(--spacing-2) var(--spacing-3);
    font-size: 12px;
}

.btn-lg {
    padding: var(--spacing-4) var(--spacing-6);
    font-size: 16px;
}

.btn-full {
    width: 100%;
}

/* ========================================
   FORMULAIRES
   ======================================== */

.form-group {
    margin-bottom: var(--spacing-4);
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: var(--spacing-2);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--spacing-3);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 14px;
    background-color: var(--bg-primary);
    color: var(--gray-900);
    transition: all 0.2s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

.form-range {
    width: 100%;
    height: 6px;
    background: var(--gray-200);
    border-radius: 3px;
    outline: none;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
    transition: all 0.2s;
}

.form-range:hover {
    background: var(--gray-300);
}

.form-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    background: var(--primary-blue);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.form-range::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 12px rgba(59, 130, 246, 0.6);
}

.form-range::-moz-range-thumb {
    width: 16px;
    height: 16px;
    background: var(--primary-blue);
    border-radius: 50%;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.form-helper {
    font-size: 12px;
    color: var(--gray-500);
    margin-top: var(--spacing-1);
}

/* ========================================
   INDICATEURS DE STATUT
   ======================================== */

.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
}

.status-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-4);
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    transition: all 0.2s ease;
}

.status-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.status-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.status-icon.success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success-green);
}

.status-icon.warning {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--warning-orange);
}

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

.status-icon.info {
    background-color: rgba(6, 182, 212, 0.1);
    color: var(--info-blue);
}

.status-info {
    flex: 1;
    min-width: 0;
}

.status-label {
    font-size: 12px;
    color: var(--gray-600);
    margin-bottom: var(--spacing-1);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.status-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-900);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ========================================
   ZONE CANVAS 3D
   ======================================== */

.canvas-container {
    position: relative;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.canvas-3d {
    width: 100%;
    height: 100%;
    display: block;
}

.canvas-controls {
    position: absolute;
    top: var(--spacing-4);
    right: var(--spacing-4);
    display: flex;
    gap: var(--spacing-2);
    z-index: 10;
}

.canvas-overlay {
    position: absolute;
    bottom: var(--spacing-4);
    left: var(--spacing-4);
    background-color: rgba(0, 0, 0, 0.8);
    color: white;
    padding: var(--spacing-3);
    border-radius: var(--border-radius);
    font-size: 12px;
    font-family: monospace;
    z-index: 10;
}

/* ========================================
   GRILLES ET LISTES
   ======================================== */

.content-grid {
    display: grid;
    gap: var(--spacing-6);
}

.content-grid.two-cols {
    grid-template-columns: 1fr 1fr;
}

.content-grid.three-cols {
    grid-template-columns: repeat(3, 1fr);
}

.content-grid.auto-fit {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.content-grid.gap-4 {
    gap: var(--spacing-4);
}

.item-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.item-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-4);
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s ease;
}

.item-list-item:hover {
    background-color: var(--gray-50);
}

.item-list-item:last-child {
    border-bottom: none;
}

.item-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    flex: 1;
    min-width: 0;
}

.item-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--border-radius);
    background-color: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.item-details {
    flex: 1;
    min-width: 0;
}

.item-title {
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-1);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.item-subtitle {
    font-size: 12px;
    color: var(--gray-600);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.item-actions {
    display: flex;
    gap: var(--spacing-2);
    flex-shrink: 0;
}

/* ========================================
   BADGES
   ======================================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-1) var(--spacing-2);
    border-radius: var(--border-radius);
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge.success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success-green);
}

.badge.warning {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--warning-orange);
}

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

.badge.info {
    background-color: rgba(6, 182, 212, 0.1);
    color: var(--info-blue);
}

.badge.gray {
    background-color: var(--gray-100);
    color: var(--gray-600);
}

/* ========================================
   MODALES COMMUNES
   ======================================== */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--spacing-4);
}

.modal-content {
    background-color: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 90vw;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.modal-header {
    padding: var(--spacing-5) var(--spacing-6);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--gray-900);
    margin: 0;
}

.modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: none;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--gray-500);
    transition: all 0.2s ease;
}

.modal-close:hover {
    background-color: var(--gray-100);
    color: var(--gray-700);
}

.modal-body {
    flex: 1;
    padding: var(--spacing-6);
    overflow-y: auto;
}

.modal-footer {
    padding: var(--spacing-5) var(--spacing-6);
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-3);
}

/* ========================================
   MODALES PLEIN ÉCRAN (3D)
   ======================================== */

.fullscreen-modal,
.isolated-viewer-modal,
.editor-3d-modal {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    background: rgba(0, 0, 0, 0.95) !important;
    backdrop-filter: blur(5px) !important;
    z-index: 2147483647 !important;
    display: none !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transition: all 0.3s ease !important;
    pointer-events: none !important;
}

.fullscreen-modal.show,
.isolated-viewer-modal.show,
.editor-3d-modal.show,
.fullscreen-modal[style*="display: flex"],
.isolated-viewer-modal[style*="display: flex"],
.editor-3d-modal[style*="display: flex"] {
    display: flex !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: all !important;
}

.fullscreen-modal-content,
.isolated-viewer-content,
.editor-3d-content {
    width: 100% !important;
    height: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    background: #1a1a1a !important;
    overflow: hidden !important;
    position: relative !important;
    z-index: 2147483647 !important;
}

.fullscreen-modal-header,
.isolated-viewer-header,
.editor-toolbar {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    padding: 15px 25px !important;
    background: #2d2d2d !important;
    border-bottom: 2px solid var(--primary-blue) !important;
    min-height: 60px !important;
    position: relative !important;
    z-index: 2147483647 !important;
    flex-shrink: 0 !important;
}

.fullscreen-modal-header h2,
.isolated-viewer-header h2,
.editor-toolbar h2 {
    margin: 0 !important;
    color: var(--primary-blue) !important;
    font-size: 20px !important;
    font-weight: 600 !important;
}

.fullscreen-modal-close,
.isolated-viewer-close {
    background: rgba(239, 68, 68, 0.9) !important;
    border: 1px solid #ef4444 !important;
    border-radius: 4px !important;
    padding: 8px !important;
    color: white !important;
    cursor: pointer !important;
    font-size: 18px !important;
    min-width: 40px !important;
    min-height: 40px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    z-index: 2147483647 !important;
    position: relative !important;
    pointer-events: all !important;
    transition: all 0.2s ease !important;
}

.fullscreen-modal-close:hover,
.isolated-viewer-close:hover {
    background: rgba(239, 68, 68, 1) !important;
    transform: scale(1.1) !important;
}

.fullscreen-preview-container,
.isolated-viewer-container,
.editor-viewport {
    flex: 1 !important;
    position: relative !important;
    overflow: hidden !important;
    background: #1a1a1a !important;
    z-index: 2147483647 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

#fullscreen-preview-canvas,
#isolated-viewer-canvas,
.editor-canvas {
    width: 100% !important;
    height: 100% !important;
    display: block !important;
    background: #000000 !important;
    border: none !important;
    position: relative !important;
    z-index: 2147483647 !important;
    cursor: grab !important;
}

#fullscreen-preview-canvas:active,
#isolated-viewer-canvas:active,
.editor-canvas:active {
    cursor: grabbing !important;
}

/* ========================================
   LOGS ET CONSOLES
   ======================================== */

.logs-container {
    background: #1f2937;
    color: #e5e7eb;
    padding: 16px;
    border-radius: 8px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    height: 200px;
    overflow-y: auto;
    border: 1px solid #374151;
}

.log-entry {
    margin-bottom: 4px;
    padding: 2px 0;
}

.log-entry.info {
    color: #60a5fa;
}

.log-entry.success {
    color: #34d399;
}

.log-entry.warning {
    color: #fbbf24;
}

.log-entry.error {
    color: #f87171;
}

/* ========================================
   ANIMATIONS GLOBALES
   ======================================== */

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

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

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

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

@keyframes pulse {
    0%, 100% { 
        transform: scale(1); 
        opacity: 1; 
    }
    50% { 
        transform: scale(1.05); 
        opacity: 0.8; 
    }
}

.animate-slide-in {
    animation: slideIn 0.3s ease-out;
}

.animate-fade-in {
    animation: fadeIn 0.2s ease-out;
}

.fullscreen-modal.show .fullscreen-modal-content,
.isolated-viewer-modal.show .isolated-viewer-content,
.editor-3d-modal.show {
    animation: modalFadeIn 0.3s ease-out !important;
}

/* ========================================
   UTILITAIRES
   ======================================== */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.w-full { width: 100%; }
.h-full { height: 100%; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--spacing-2); }
.gap-3 { gap: var(--spacing-3); }
.gap-4 { gap: var(--spacing-4); }
.mt-2 { margin-top: var(--spacing-2); }
.mt-4 { margin-top: var(--spacing-4); }
.mb-4 { margin-bottom: var(--spacing-4); }
.hidden { display: none; }
.opacity-50 { opacity: 0.5; }

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 1024px) {
    .content-grid.two-cols,
    .content-grid.three-cols {
        grid-template-columns: 1fr;
    }
    
    .status-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    
    .app-sidebar {
        width: var(--sidebar-collapsed-width);
    }
    
    .app-sidebar .nav-text,
    .app-sidebar .app-title {
        opacity: 0;
        width: 0;
        overflow: hidden;
    }
}

@media (max-width: 768px) {
    .page-content {
        padding: var(--spacing-4);
    }
    
    .card-header,
    .card-content {
        padding: var(--spacing-4);
    }
    
    .main-header,
    .fullscreen-modal-header,
    .isolated-viewer-header {
        padding: var(--spacing-4);
        min-height: 64px;
    }
    
    .page-title {
        font-size: 24px;
    }
    
    .fullscreen-modal-header h2,
    .isolated-viewer-header h2 {
        font-size: 16px !important;
    }
    
    .modal-content {
        margin: var(--spacing-2);
        max-width: calc(100vw - 2rem);
        max-height: calc(100vh - 2rem);
    }
    
    .content-grid.two-cols,
    .content-grid.three-cols {
        grid-template-columns: 1fr;
        gap: var(--spacing-4);
    }
    
    .header-actions {
        flex-direction: column;
        gap: var(--spacing-2);
    }
    
    .item-list-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-3);
    }
    
    .item-actions {
        width: 100%;
        justify-content: flex-end;
    }
}

@media (max-width: 480px) {
    .page-content {
        padding: var(--spacing-3);
    }
    
    .card-header,
    .card-content {
        padding: var(--spacing-3);
    }
    
    .main-header {
        padding: var(--spacing-3);
        min-height: 60px;
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-2);
    }
    
    .page-title {
        font-size: 20px;
    }
    
    .page-subtitle {
        font-size: 14px;
    }
    
    .header-actions {
        width: 100%;
        flex-direction: row;
        justify-content: space-between;
    }
    
    .content-grid {
        gap: var(--spacing-3);
    }
    
    .status-grid {
        grid-template-columns: 1fr;
    }
    
    .btn {
        padding: var(--spacing-2) var(--spacing-3);
        font-size: 12px;
    }
    
    .btn-lg {
        padding: var(--spacing-3) var(--spacing-4);
        font-size: 14px;
    }
    
    .canvas-container {
        min-height: 300px;
    }
    
    .logs-container {
        height: 150px;
        font-size: 12px;
    }
}

/* ========================================
   STYLES POUR L'INTERFACE AMÉLIORÉE DES OBJETS DE SCÈNE
   À ajouter dans style.css
   ======================================== */

/* Header de modèle amélioré */
.model-header.enhanced {
    display: flex;
    align-items: center;
    padding: 12px;
    background: rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid #444;
    gap: 8px;
}

.model-header.enhanced:hover {
    background: rgba(0, 212, 255, 0.05);
}

/* Actions des modèles */
.model-actions {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.action-btn {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    color: #cccccc;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 12px;
}

.action-btn:hover {
    background: rgba(0, 212, 255, 0.2);
    border-color: #00d4ff;
    color: #00d4ff;
    transform: translateY(-1px);
}

.action-btn:active {
    transform: translateY(0);
}

/* États spécifiques des boutons d'action */
.action-btn.active {
    background: rgba(0, 212, 255, 0.3);
    border-color: #00d4ff;
    color: #00d4ff;
    box-shadow: 0 0 8px rgba(0, 212, 255, 0.3);
}

/* Bouton de visibilité */
.visibility-btn.visible {
    color: #10b981;
}

.visibility-btn.hidden {
    color: #ef4444;
}

.visibility-btn.visible:hover {
    background: rgba(16, 185, 129, 0.2);
    border-color: #10b981;
}

.visibility-btn.hidden:hover {
    background: rgba(239, 68, 68, 0.2);
    border-color: #ef4444;
}

/* Bouton d'expansion */
.expand-btn.expanded {
    background: rgba(0, 212, 255, 0.2);
    color: #00d4ff;
}

/* Section d'opacité */
.opacity-section {
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid #444;
    animation: slideDown 0.2s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.opacity-slider {
    width: 100%;
    height: 4px;
    background: #333;
    border-radius: 2px;
    outline: none;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
}

.opacity-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    background: #00d4ff;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.opacity-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 12px rgba(0, 212, 255, 0.6);
}

.opacity-slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    background: #00d4ff;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* ========================================
   STYLES POUR LE MODAL DE SCULPTURE
   ======================================== */

.sculpting-toolbar {
    display: flex;
    flex-direction: column;
}

.tool-group {
    margin-bottom: 16px;
}

.sculpt-tool {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    color: #cccccc;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: 4px;
}

.sculpt-tool:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: #00d4ff;
    color: #00d4ff;
}

.sculpt-tool.active {
    background: rgba(0, 212, 255, 0.3);
    border-color: #00d4ff;
    color: #00d4ff;
    box-shadow: 0 0 12px rgba(0, 212, 255, 0.3);
}

.tool-icon {
    font-size: 16px;
    width: 20px;
    text-align: center;
}

.tool-name {
    font-size: 12px;
    font-weight: 500;
}

.tool-settings {
    border-top: 1px solid #444;
    padding-top: 16px;
}

.setting {
    margin-bottom: 12px;
}

.setting label {
    display: block;
    margin-bottom: 4px;
    font-size: 12px;
    color: #aaa;
}

.setting-slider {
    width: 100%;
    height: 4px;
    background: #444;
    border-radius: 2px;
    outline: none;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
}

.setting-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    background: #00d4ff;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s;
}

.setting-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 8px rgba(0, 212, 255, 0.6);
}

.setting-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: #00d4ff;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

.sculpting-viewport {
    position: relative;
}

.sculpting-instructions {
    backdrop-filter: blur(10px);
}

.brush-cursor {
    transition: all 0.1s ease;
    z-index: 1000;
}

/* ========================================
   RESPONSIVE POUR L'INTERFACE AMÉLIORÉE
   ======================================== */

@media (max-width: 768px) {
    .action-btn {
        width: 24px;
        height: 24px;
        font-size: 11px;
    }
    
    .model-actions {
        gap: 2px;
    }
    
    .sculpting-toolbar {
        width: 160px;
    }
    
    .sculpt-tool {
        padding: 6px 8px;
    }
    
    .tool-name {
        font-size: 11px;
    }
}

@media (max-width: 480px) {
    .model-header.enhanced {
        flex-direction: column;
        gap: 8px;
    }
    
    .model-actions {
        width: 100%;
        justify-content: space-around;
    }
    
    .action-btn {
        flex: 1;
        max-width: 40px;
    }
}