.barcode-scanner{display:flex;flex-direction:column;gap:20px}.error-message{background:var(--error);border:2px solid var(--error-border);border-radius:8px;padding:15px;color:var(--error-text);text-align:center;font-weight:600}.error-message p{margin:0}.camera-controls{display:flex;flex-direction:column;gap:10px;align-items:center}.camera-select{width:100%;max-width:400px;padding:10px;font-size:1rem;border:2px solid var(--border-color);border-radius:8px;background:var(--bg-primary);color:var(--text-primary)}.scanner-view{border-radius:8px;overflow:hidden;margin:0 auto;max-width:500px;min-height:300px}#barcode-reader{border:3px dashed var(--border-color);border-radius:8px;min-height:300px;display:flex;align-items:center;justify-content:center;background:var(--bg-secondary)}#barcode-reader video{border-radius:8px;width:100%!important;height:auto!important}#barcode-reader canvas{display:none}.manual-input{margin-top:20px}.or-divider{text-align:center;color:var(--text-hint);font-weight:600;margin-bottom:15px;position:relative}.or-divider:before,.or-divider:after{content:"";position:absolute;top:50%;width:40%;height:1px;background:var(--border-color)}.or-divider:before{left:0}.or-divider:after{right:0}.manual-input form{display:flex;gap:10px}.barcode-input{flex:1;padding:12px;font-size:1rem;border:2px solid var(--border-color);border-radius:8px;transition:border-color .3s ease;background:var(--input-bg);color:var(--text-primary)}.barcode-input:focus{outline:none;border-color:var(--accent)}.btn{padding:12px 24px;font-size:1rem;font-weight:600;border:none;border-radius:8px;cursor:pointer;transition:all .3s ease;white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.no-camera-message{text-align:center;padding:20px;background:#fff3cd;border:1px solid #ffc107;border-radius:8px;color:#856404}@media (max-width: 768px){.manual-input form{flex-direction:column}.btn{width:100%}}.native-scanner{position:relative;width:100%;border-radius:12px;overflow:hidden;background:#000}.scanner-video{width:100%;display:block;border-radius:12px}.scan-line{position:absolute;left:10%;right:10%;height:2px;background:#ff3b30;box-shadow:0 0 8px #ff3b30;animation:scanMove 1.5s ease-in-out infinite}@keyframes scanMove{0%,to{top:30%}50%{top:70%}}.product-fields{display:flex;flex-direction:column;gap:15px}.pf-field{display:flex;flex-direction:column;gap:6px}.pf-field>label{font-weight:600;color:var(--text-secondary);font-size:.85rem}.pf-input{width:100%;padding:10px;font-size:.95rem;border:2px solid var(--border-color);border-radius:6px;transition:border-color .2s;box-sizing:border-box;background:var(--input-bg);color:var(--text-primary)}.pf-input:focus{outline:none;border-color:var(--accent)}.pf-input:disabled{background:var(--input-disabled-bg);color:var(--text-hint);cursor:not-allowed}.pf-image-controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.pf-image-controls .pf-input{flex:1;min-width:150px}.pf-upload-btn{display:inline-flex;align-items:center;gap:4px;padding:8px 14px;background:#4a5bc7;color:#fff!important;border-radius:6px;cursor:pointer;font-size:.85rem;font-weight:600;white-space:nowrap;transition:all .2s}.pf-upload-btn:hover{background:#3a4ab5;transform:translateY(-1px);box-shadow:0 2px 6px #00000026}.pf-upload-or{color:#999;font-size:.85rem}.pf-upload-status{color:#667eea;font-size:.85rem;margin-top:4px;font-style:italic}.pf-image-preview{margin-top:8px;padding:10px;background:var(--bg-secondary);border-radius:8px;text-align:center}.pf-image-preview img{max-width:150px;max-height:150px;border-radius:6px;object-fit:contain}.pf-hint{font-size:.8rem;color:#999;font-style:italic}.inventory{animation:fadeIn .3s ease}.inventory-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.inventory-header h2{color:var(--text-primary)}.refresh-btn{padding:10px 20px;background:var(--accent);color:#fff;border:none;border-radius:8px;cursor:pointer;font-weight:600;transition:all .3s ease}.refresh-btn:hover{background:var(--accent-dark);transform:translateY(-2px)}.search-bar{position:relative;display:flex;align-items:center;margin-bottom:20px}.search-icon{position:absolute;left:14px;font-size:1.1rem;pointer-events:none}.search-input{width:100%;padding:12px 40px 12px 42px;font-size:1rem;border:2px solid var(--border-color);border-radius:10px;transition:border-color .2s ease,box-shadow .2s ease;background:var(--bg-secondary);color:var(--text-primary)}.search-input:focus{outline:none;border-color:var(--accent);background:var(--bg-primary);box-shadow:0 0 0 3px #667eea26}.search-clear{position:absolute;right:10px;background:none;border:none;font-size:1.1rem;color:#999;cursor:pointer;padding:4px 8px;border-radius:50%;line-height:1}.search-clear:hover{color:var(--text-primary);background:var(--border-color)}.no-results{text-align:center;padding:40px 20px;color:var(--text-muted);font-size:1.1rem}.inventory-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;margin-bottom:30px}.inventory-item{background:var(--bg-card);border-radius:12px;padding:20px;transition:all .3s ease;border:2px solid var(--border-color)}.inventory-item:hover{transform:translateY(-4px);box-shadow:0 8px 16px var(--shadow);border-color:var(--accent)}.item-image{width:100%;height:150px;margin-bottom:15px;border-radius:8px;overflow:hidden;background:var(--bg-primary);display:flex;align-items:center;justify-content:center}.item-image img{max-width:100%;max-height:100%;object-fit:contain}.item-details h3{color:var(--text-primary);margin-bottom:8px;font-size:1.2rem}.brand{color:var(--brand-color);font-weight:600;margin-bottom:8px}.name-original{color:var(--text-muted);font-size:.9rem;font-style:italic;margin-bottom:6px}.barcode{color:var(--text-muted);font-size:.9rem;margin-bottom:12px;font-family:Courier New,monospace}.item-meta{display:flex;align-items:center;margin-top:12px;padding-top:12px;border-top:1px solid var(--border-color)}.quantity{background:var(--accent);color:#fff;padding:4px 12px;border-radius:12px;font-size:.9rem;font-weight:600;white-space:nowrap}.qty-inline{display:flex;align-items:center;gap:0}.qty-display{display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:32px;font-size:1.1rem;font-weight:700;color:var(--text-primary);text-align:center;background:var(--bg-secondary);border-top:2px solid var(--border-color);border-bottom:2px solid var(--border-color)}.stock-indicator{font-size:.8rem;font-weight:600;margin-left:10px;white-space:nowrap}.stock-indicator.low{color:var(--danger)}.stock-indicator.ok{color:var(--stock-ok)}.date{color:#6c757d;font-size:.85rem}.item-actions{margin-top:12px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}.delete-btn{background:none;border:1px solid var(--danger);color:var(--danger);padding:6px 14px;border-radius:6px;cursor:pointer;font-size:.85rem;font-weight:600;transition:all .2s}.delete-btn:hover{background:var(--danger);color:#fff}.edit-btn{background:none;border:1px solid var(--accent);color:var(--accent);padding:6px 14px;border-radius:6px;cursor:pointer;font-size:.85rem;font-weight:600;transition:all .2s}.edit-btn:hover{background:var(--accent);color:#fff}.product-edit-form{padding:10px 0;width:100%}.product-edit-form h3{margin:0 0 15px;color:var(--text-primary)}.edit-field{margin-bottom:12px}.edit-field label{display:block;font-weight:600;color:#555;font-size:.85rem;margin-bottom:4px}.edit-input{width:100%;padding:8px 10px;font-size:.95rem;border:2px solid #e9ecef;border-radius:6px;transition:border-color .2s;box-sizing:border-box}.edit-input:focus{outline:none;border-color:#667eea}.edit-actions{display:flex;gap:8px;margin-top:15px}.edit-actions .cancel-btn-sm{background:#f5f5f5;border:1px solid #ddd;color:#333;padding:6px 14px;border-radius:6px;cursor:pointer;font-size:.85rem;font-weight:600}.edit-actions .cancel-btn-sm:hover{background:#e0e0e0}.image-upload-controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.image-upload-controls .edit-input{flex:1;min-width:150px}.upload-btn{display:inline-flex;align-items:center;gap:4px;padding:8px 14px;background:#4a5bc7;color:#fff;border-radius:6px;cursor:pointer;font-size:.85rem;font-weight:600;white-space:nowrap;transition:all .2s}.upload-btn:hover{background:#3a4ab5;transform:translateY(-1px);box-shadow:0 2px 6px #00000026}.upload-or{color:#999;font-size:.85rem}.upload-status{color:#667eea;font-size:.85rem;margin-top:6px;font-style:italic}.edit-image-preview{margin-top:10px;padding:10px;background:#f8f9fa;border-radius:8px;text-align:center}.edit-image-preview img{max-width:150px;max-height:150px;border-radius:6px;object-fit:contain}.confirm-delete{display:flex;align-items:center;gap:8px;font-size:.9rem;font-weight:600;color:var(--danger)}.confirm-yes{background:var(--danger);color:#fff;border:none;padding:4px 12px;border-radius:6px;cursor:pointer;font-weight:600;font-size:.85rem}.confirm-yes:hover{background:#c82333}.confirm-no{background:var(--bg-secondary);color:var(--text-primary);border:none;padding:4px 12px;border-radius:6px;cursor:pointer;font-weight:600;font-size:.85rem}.confirm-no:hover{background:#dee2e6}.qty-edit{display:flex;align-items:center;gap:4px;flex-wrap:nowrap}.qty-btn-sm{width:32px;height:32px;border:2px solid var(--border-color);background:var(--bg-secondary);font-size:1.1rem;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text-primary);transition:all .15s}.qty-btn-sm:first-child{border-radius:6px 0 0 6px;border-right:none}.qty-btn-sm:last-child{border-radius:0 6px 6px 0;border-left:none}.qty-btn-sm:hover:not(:disabled){background:var(--accent);color:#fff;border-color:var(--accent)}.qty-btn-sm:disabled{opacity:.35;cursor:not-allowed}.qty-input-sm{width:48px;height:30px;text-align:center;font-size:.95rem;font-weight:700;border:1px solid #ddd;border-radius:6px;outline:none;-moz-appearance:textfield}.qty-input-sm::-webkit-outer-spin-button,.qty-input-sm::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.qty-input-sm:focus{border-color:#667eea}.save-btn{background:var(--accent);color:#fff;border:none;padding:4px 12px;border-radius:6px;cursor:pointer;font-weight:600;font-size:.85rem;height:30px}.save-btn:hover{background:var(--accent-dark)}.cancel-btn-sm{background:none;border:none;color:#999;cursor:pointer;font-size:1rem;padding:4px;line-height:1}.cancel-btn-sm:hover{color:#333}.inventory-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-top:30px}.summary-card{background:var(--accent-gradient);color:#fff;padding:30px;border-radius:12px;text-align:center;box-shadow:0 4px 6px var(--shadow)}.summary-number{font-size:3rem;font-weight:700;margin-bottom:10px}.summary-label{font-size:1.1rem;opacity:.9}.empty-inventory{text-align:center;padding:60px 20px;color:var(--text-muted)}.empty-icon{font-size:5rem;margin-bottom:20px;opacity:.5}.empty-inventory h2{color:var(--text-primary);margin-bottom:10px}.empty-inventory p{font-size:1.1rem}@media (max-width: 768px){.inventory-grid{grid-template-columns:1fr}.inventory-header{flex-direction:column;gap:15px;align-items:stretch}.refresh-btn{width:100%}}.shopping-list-loading,.shopping-list-empty{text-align:center;padding:60px 20px;color:#6c757d}.shopping-list-empty .empty-icon{font-size:4rem;margin-bottom:15px}.shopping-list-empty h2{color:#333;margin-bottom:10px}.shopping-list-empty .hint{font-size:.9rem;margin-top:15px;color:#999;font-style:italic}.sl-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.sl-header h2{color:var(--text-primary)}.sl-subtitle{color:var(--text-muted);margin-bottom:20px;font-size:1rem}.sl-items{display:flex;flex-direction:column;gap:12px}.sl-item{display:flex;align-items:center;gap:15px;padding:16px;background:var(--bg-card);border-radius:10px;border:2px solid var(--border-color);transition:all .2s}.sl-item:hover{border-color:var(--accent);box-shadow:0 2px 8px var(--shadow)}.sl-item-image{width:60px;height:60px;border-radius:8px;overflow:hidden;background:var(--bg-primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}.sl-item-image img{max-width:100%;max-height:100%;object-fit:contain}.sl-item-details{flex:1;min-width:0}.sl-item-details h3{margin:0 0 4px;font-size:1rem;color:var(--text-primary)}.sl-original-name{color:#999;font-size:.85rem;font-style:italic;margin:0 0 2px}.sl-brand{color:var(--brand-color);font-weight:600;font-size:.85rem;margin:0}.sl-item-qty{text-align:center;flex-shrink:0}.sl-needed{font-size:1.5rem;font-weight:700;color:var(--danger);line-height:1}.sl-stock-info{font-size:.8rem;color:#999;margin-top:4px}.sl-remove-btn{flex-shrink:0;width:32px;height:32px;border:none;background:var(--bg-secondary);color:var(--text-muted);border-radius:50%;cursor:pointer;font-size:1rem;display:flex;align-items:center;justify-content:center;transition:all .2s}.sl-remove-btn:hover{background:var(--danger);color:#fff}@media (max-width: 768px){.sl-header{flex-direction:column;gap:10px;align-items:stretch}}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-content{background:var(--bg-primary);border-radius:16px;padding:30px;max-width:500px;width:100%;max-height:90vh;overflow-y:auto;box-shadow:0 10px 40px var(--shadow);animation:slideUp .3s ease}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.modal-content h2{margin:0 0 20px;color:var(--text-primary);text-align:center}.product-preview{display:flex;gap:20px;margin-bottom:20px;padding:20px;background:var(--bg-secondary);border-radius:12px}.product-image{width:120px;height:120px;object-fit:contain;border-radius:8px;background:var(--bg-primary)}.product-info{flex:1;display:flex;flex-direction:column;justify-content:center}.product-info h3{margin:0 0 8px;color:var(--text-primary);font-size:1.2rem}.product-info .brand{color:var(--brand-color);font-weight:600;margin:0 0 8px}.barcode-text{color:var(--text-muted);font-family:Courier New,monospace;font-size:.9rem;margin:0}.name-de-modal{color:#6c757d;font-size:.9rem;font-style:italic;margin:0 0 6px}.confirmation-question{text-align:center;font-size:1.1rem;font-weight:600;color:var(--text-primary);margin:20px 0}.quantity-selector{margin:20px 0;text-align:center}.quantity-selector label{display:block;font-weight:600;color:#333;margin-bottom:10px;font-size:1rem}.quantity-controls{display:flex;align-items:center;justify-content:center;gap:0}.qty-btn{width:44px;height:44px;border:2px solid #ddd;background:#f8f9fa;font-size:1.3rem;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease;color:#333}.qty-btn:first-child{border-radius:8px 0 0 8px}.qty-btn:last-child{border-radius:0 8px 8px 0}.qty-btn:hover{background:#667eea;color:#fff;border-color:#667eea}.qty-input{width:60px;height:44px;text-align:center;font-size:1.2rem;font-weight:700;border:2px solid #ddd;border-left:none;border-right:none;outline:none;-moz-appearance:textfield}.qty-input::-webkit-outer-spin-button,.qty-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.stock-info{color:#667eea;font-weight:600;font-size:.95rem;margin:4px 0 0}.modal-actions{display:flex;flex-direction:column;gap:10px;margin-top:20px}.btn{padding:12px 24px;font-size:1rem;font-weight:600;border:none;border-radius:8px;cursor:pointer;transition:all .3s ease;width:100%}.btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 8px #00000026}.btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.btn-secondary{background:#6c757d;color:#fff}.btn-cancel{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-cancel:hover{background:var(--border-color)}.product-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-weight:600;color:#333;font-size:.95rem}.form-input{padding:12px;font-size:1rem;border:2px solid #ddd;border-radius:8px;transition:border-color .3s ease}.form-input:focus{outline:none;border-color:#667eea}.form-input:disabled{background:#f5f5f5;color:#999;cursor:not-allowed}.image-preview{margin-top:10px;padding:15px;background:#f8f9fa;border-radius:8px;text-align:center}.image-preview img{max-width:200px;max-height:200px;border-radius:8px;background:#fff}@media (max-width: 768px){.modal-content{padding:20px}.product-preview{flex-direction:column;align-items:center;text-align:center}.product-image{width:150px;height:150px}}.recognize-section{display:flex;flex-direction:column;align-items:center;gap:8px;padding:16px;margin-bottom:16px;border:2px dashed var(--border-color);border-radius:12px;background:var(--bg-secondary)}.recognize-btn{display:inline-flex;align-items:center;gap:6px;padding:12px 24px;background:var(--accent);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:opacity .2s}.recognize-btn:hover{opacity:.9}.recognize-hint{font-size:.85rem;color:var(--text-secondary);text-align:center}.recognize-error{color:#d32f2f;font-size:.85rem;margin:0}.camera-viewfinder{position:relative;width:100%;border-radius:8px;overflow:hidden;background:#000}.camera-video{width:100%;display:block;border-radius:8px}.camera-controls{position:absolute;bottom:12px;left:0;right:0;display:flex;justify-content:center;align-items:center;gap:24px}.camera-shutter{width:64px;height:64px;border-radius:50%;border:4px solid white;background:#ffffff4d;cursor:pointer;transition:background .15s;box-shadow:0 2px 8px #0006}.camera-shutter:hover{background:#ffffff80}.camera-cancel-btn{width:40px;height:40px;border-radius:50%;padding:0;font-size:1.2rem;display:flex;align-items:center;justify-content:center}.app{min-height:100vh}.header{background:var(--bg-primary);padding:30px;border-radius:12px;text-align:center;box-shadow:0 4px 6px var(--shadow);margin-bottom:20px}.header-top{display:flex;justify-content:center;align-items:center;position:relative;margin-bottom:10px}.header h1{font-size:2.5rem;color:var(--text-primary)}.dark-mode-toggle{position:absolute;right:0;background:var(--bg-secondary);border:2px solid var(--border-color);border-radius:50%;width:40px;height:40px;font-size:1.2rem;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center}.dark-mode-toggle:hover{border-color:var(--accent);transform:scale(1.1)}.header p{color:var(--text-secondary);font-size:1.1rem}.tabs{display:flex;gap:10px;margin-bottom:20px}.tab{flex:1;padding:15px;font-size:1rem;font-weight:600;border:none;background:var(--bg-primary);color:var(--text-primary);border-radius:8px;cursor:pointer;transition:all .3s ease;box-shadow:0 2px 4px var(--shadow)}.tab:hover{transform:translateY(-2px);box-shadow:0 4px 8px var(--shadow-hover)}.tab.active{background:var(--accent-gradient);color:#fff}.message{padding:15px 20px;border-radius:8px;margin-bottom:20px;font-weight:500;animation:slideIn .3s ease}.message.success{background:var(--success);color:var(--success-text);border:1px solid var(--success-border)}.message.error{background:var(--error);color:var(--error-text);border:1px solid var(--error-border)}@keyframes slideIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.content{background:var(--bg-primary);border-radius:12px;padding:30px;box-shadow:0 4px 6px var(--shadow);min-height:400px}.scanner-container{max-width:600px;margin:0 auto}.scanner-container h2{color:var(--text-primary);margin-bottom:10px;text-align:center}.instruction{color:var(--text-secondary);text-align:center;margin-bottom:30px;font-size:1.1rem}.loading-indicator{text-align:center;padding:15px;color:var(--accent);font-weight:600;font-size:1rem;animation:pulse 1.5s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.error-state{text-align:center;padding:60px 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button[type=submit]{padding:12px;background:var(--accent);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:opacity .2s}.login-card button[type=submit]:hover:not(:disabled){opacity:.9}.login-card button[type=submit]:disabled{opacity:.5;cursor:not-allowed}.login-error{margin-top:12px;padding:10px;background:#ffeaea;color:#d32f2f;border-radius:8px;font-size:.9rem}*{margin:0;padding:0;box-sizing:border-box}:root{--bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--bg-primary: #ffffff;--bg-secondary: #f8f9fa;--bg-card: #f8f9fa;--text-primary: #333333;--text-secondary: #666666;--text-muted: #6c757d;--text-hint: #999999;--border-color: #e9ecef;--border-hover: #667eea;--accent: #667eea;--accent-dark: #5568d3;--accent-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--success: #d4edda;--success-text: #155724;--success-border: #c3e6cb;--error: #f8d7da;--error-text: #721c24;--error-border: #f5c6cb;--shadow: rgba(0, 0, 0, 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