/* ==================== CSS Variables ==================== */
        :root {
            /* Colors */
            --primary-color: #6366f1;
            --primary-dark: #4f46e5;
            --primary-light: #818cf8;
            --secondary-color: #ec4899;
            --success-color: #10b981;
            --warning-color: #f59e0b;
            --danger-color: #ef4444;
            --info-color: #3b82f6;

            /* Neutrals */
            --bg-primary: #ffffff;
            --bg-secondary: #f8fafc;
            --bg-tertiary: #f1f5f9;
            --text-primary: #1e293b;
            --text-secondary: #64748b;
            --text-tertiary: #94a3b8;
            --border-color: #e2e8f0;
            --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);
            --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

            /* Category Colors */
            --cat-tools: #f59e0b;
            --cat-emergency: #ef4444;
            --cat-leisure: #3b82f6;
            --cat-daily: #10b981;
            --cat-other: #8b5cf6;

            /* Spacing */
            --spacing-xs: 0.25rem;
            --spacing-sm: 0.5rem;
            --spacing-md: 1rem;
            --spacing-lg: 1.5rem;
            --spacing-xl: 2rem;
            --spacing-2xl: 3rem;

            /* Border Radius */
            --radius-sm: 0.375rem;
            --radius-md: 0.5rem;
            --radius-lg: 0.75rem;
            --radius-xl: 1rem;
            --radius-full: 9999px;

            /* Transitions */
            --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
        }

        [data-theme="dark"] {
            --bg-primary: #0f172a;
            --bg-secondary: #1e293b;
            --bg-tertiary: #334155;
            --text-primary: #f1f5f9;
            --text-secondary: #cbd5e1;
            --text-tertiary: #94a3b8;
            --border-color: #334155;
        }

        /* ==================== Reset & Base ==================== */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', 'Oxygen', 'Ubuntu', sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: var(--text-primary);
            line-height: 1.6;
            min-height: 100vh;
            padding: var(--spacing-lg);
            overflow-x: hidden;
            width: 100%;
        }

        html {
            overflow-x: hidden;
            width: 100%;
        }

        /* ==================== Container ==================== */
        .app-container {
            max-width: 1400px;
            margin: 0 auto;
            background: var(--bg-primary);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-xl);
            /* overflow: hidden; Removed to allow menu dropdown to extend */
            position: relative;
            /* Ensure z-index works */
        }

        /* ==================== Header ==================== */
        .header {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            padding: var(--spacing-xl);
            color: white;
            position: relative;
            z-index: 400;
            border-radius: var(--radius-xl) var(--radius-xl) 0 0;
            /* Match container radius */
        }

        .header::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -50px;
            width: 300px;
            height: 300px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            animation: float 6s ease-in-out infinite;
            pointer-events: none;
        }

        @keyframes float {

            0%,
            100% {
                transform: translateY(0px);
            }

            50% {
                transform: translateY(-20px);
            }
        }

        .header-content {
            position: relative;
            z-index: 1;
        }

        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--spacing-lg);
        }

        h1 {
            font-size: 2rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
        }

        .header-actions {
            display: flex;
            gap: var(--spacing-sm);
        }

        .icon-btn {
            background: rgba(255, 255, 255, 0.2);
            border: none;
            color: white;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-md);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-base);
            backdrop-filter: blur(10px);
        }

        .icon-btn:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
        }

        .search-filter-bar {
            display: flex;
            gap: var(--spacing-md);
            flex-wrap: wrap;
        }

        .search-box {
            flex: 1;
            min-width: 250px;
            position: relative;
        }

        .search-box input {
            width: 100%;
            height: 50px;
            padding: 0 var(--spacing-md) 0 2.5rem;
            border: none;
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, 0.9);
            font-size: 0.95rem;
            transition: all var(--transition-base);
        }

        .search-box input:focus {
            outline: none;
            background: white;
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
        }

        .search-icon {
            position: absolute;
            left: var(--spacing-md);
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-secondary);
        }

        .filter-group {
            display: flex;
            gap: var(--spacing-sm);
        }

        .filter-btn {
            padding: var(--spacing-md) var(--spacing-lg);
            border: 2px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.1);
            color: white;
            border-radius: var(--radius-lg);
            cursor: pointer;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition-base);
            backdrop-filter: blur(10px);
        }

        .filter-btn:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        .filter-selector {
            position: relative;
            min-width: 120px;
            z-index: 290;
            /* Slightly lower than vehicle selector */
        }

        .filter-current {
            height: 50px;
            background: rgba(255, 255, 255, 0.9);
            padding: 0 var(--spacing-lg);
            border-radius: var(--radius-lg);
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            transition: all var(--transition-base);
            font-size: 0.95rem;
            color: var(--text-primary);
        }

        .filter-current:hover {
            background: white;
            box-shadow: var(--shadow-md);
        }

        .filter-dropdown {
            display: none;
            position: absolute;
            top: calc(100% + var(--spacing-sm));
            left: 0;
            right: 0;
            background: var(--bg-primary);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xl);
            z-index: 200;
            border: 1px solid var(--border-color);
            overflow: hidden;
        }

        .filter-dropdown.active {
            display: block;
            animation: slideDown var(--transition-base);
        }

        .filter-option {
            padding: var(--spacing-md) var(--spacing-lg);
            cursor: pointer;
            transition: background var(--transition-fast);
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            color: var(--text-primary);
        }

        .filter-option:hover {
            background: var(--bg-secondary);
        }

        .filter-option.selected {
            background: var(--primary-light);
            color: white;
        }

        .filter-select:focus {
            outline: none;
            background: white;
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
        }

        /* ==================== Main Content ==================== */
        .main-content {
            display: block;
            padding: 0 var(--spacing-xl) var(--spacing-xl);
            /* Removed top padding */
            max-width: 1000px;
            margin: 0 auto;
            position: relative;
            top: -20px;
            /* Slight overlap with header if needed, or just 0 padding */
        }

        /* ==================== Car Layout ==================== */
        .car-layout-section {
            background: var(--bg-secondary);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl);
        }

        .section-title {
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: var(--spacing-lg);
            color: var(--text-primary);
        }

        .car-visual {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-lg);
        }

        .car-area {
            background: var(--bg-primary);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            border: 2px solid var(--border-color);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .car-area:hover {
            border-color: var(--primary-color);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .car-area-title {
            font-weight: 600;
            margin-bottom: var(--spacing-md);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .item-count {
            background: var(--primary-color);
            color: white;
            padding: 0.25rem 0.75rem;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 600;
        }

        .backseat-areas {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-md);
        }

        .trunk-areas {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-md);
        }

        .location-zone {
            background: var(--bg-secondary);
            padding: var(--spacing-md);
            border-radius: var(--radius-md);
            text-align: center;
            font-size: 0.9rem;
            transition: all var(--transition-base);
        }

        .location-zone:hover {
            background: var(--primary-light);
            color: white;
        }

        /* ==================== Sidebar ==================== */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-lg);
        }

        .add-item-btn {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            color: white;
            border: none;
            padding: var(--spacing-lg);
            border-radius: var(--radius-lg);
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-md);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: var(--spacing-sm);
        }

        .add-item-btn:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .stats-card {
            background: var(--bg-secondary);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
        }

        .stat-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: var(--spacing-md) 0;
            border-bottom: 1px solid var(--border-color);
        }

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

        .stat-label {
            color: var(--text-secondary);
            font-size: 0.9rem;
        }

        .stat-value {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary-color);
        }

        /* ==================== Items List ==================== */
        .items-list {
            display: grid;
            gap: var(--spacing-md);
        }

        .item-card {
            background: var(--bg-primary);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            border-left: 4px solid var(--primary-color);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: grid;
            grid-template-columns: auto 1fr auto;
            gap: var(--spacing-md);
            align-items: center;
        }

        .item-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
        }

        .item-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
            color: white;
        }

        .item-info {
            flex: 1;
        }

        .item-name {
            font-weight: 600;
            font-size: 1.05rem;
            margin-bottom: 0.25rem;
        }

        .item-meta {
            display: flex;
            gap: var(--spacing-md);
            flex-wrap: wrap;
            font-size: 0.85rem;
            color: var(--text-secondary);
        }

        .item-tag {
            background: var(--bg-secondary);
            padding: 0.25rem 0.5rem;
            border-radius: var(--radius-sm);
        }

        .item-actions {
            display: flex;
            gap: var(--spacing-sm);
        }

        .btn-small {
            padding: 0.5rem;
            border: none;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all var(--transition-fast);
            background: var(--bg-secondary);
            color: var(--text-primary);
        }

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

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

        /* ==================== Modal ==================== */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(5px);
            z-index: 1000;
            align-items: center;
            justify-content: center;
            animation: fadeIn var(--transition-base);
        }

        .modal.active {
            display: flex;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
            }

            to {
                opacity: 1;
            }
        }

        .modal-content {
            background: var(--bg-primary);
            border-radius: var(--radius-xl);
            padding: var(--spacing-xl);
            max-width: 500px;
            width: 90%;
            max-height: 90vh;
            overflow-y: auto;
            box-shadow: var(--shadow-xl);
            animation: slideUp var(--transition-base);
        }

        @keyframes slideUp {
            from {
                transform: translateY(50px);
                opacity: 0;
            }

            to {
                transform: translateY(0);
                opacity: 1;
            }
        }

        .modal-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--spacing-lg);
        }

        .modal-title {
            font-size: 1.5rem;
            font-weight: 700;
        }

        .close-btn {
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

        .close-btn:hover {
            color: var(--text-primary);
        }

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

        .form-label {
            display: block;
            margin-bottom: var(--spacing-sm);
            font-weight: 600;
            color: var(--text-primary);
        }

        .form-input,
        .form-select,
        .form-textarea {
            width: 100%;
            padding: var(--spacing-md);
            border: 2px solid var(--border-color);
            border-radius: var(--radius-md);
            font-size: 1rem;
            transition: all var(--transition-base);
            background: var(--bg-primary);
            color: var(--text-primary);
        }

        .form-input:focus,
        .form-select:focus,
        .form-textarea:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
        }

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

        .location-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-sm);
        }

        .location-option {
            padding: var(--spacing-md);
            border: 2px solid var(--border-color);
            border-radius: var(--radius-md);
            cursor: pointer;
            text-align: center;
            transition: all var(--transition-base);
            background: var(--bg-primary);
        }

        .location-option:hover {
            border-color: var(--primary-color);
            background: var(--bg-secondary);
        }

        .location-option.selected {
            border-color: var(--primary-color);
            background: var(--primary-color);
            color: white;
        }

        .modal-actions {
            display: flex;
            gap: var(--spacing-md);
            margin-top: var(--spacing-xl);
        }

        .modal-actions .btn {
            flex: 1;
        }

        .btn {
            padding: var(--spacing-md) var(--spacing-lg);
            border: none;
            border-radius: var(--radius-md);
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            color: white;
        }

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

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

        .btn-secondary:hover {
            background: var(--bg-tertiary);
        }

        /* ==================== Empty State ==================== */
        .empty-state {
            text-align: center;
            padding: var(--spacing-2xl);
            color: var(--text-secondary);
        }

        .empty-icon {
            font-size: 4rem;
            margin-bottom: var(--spacing-md);
            opacity: 0.5;
        }

        /* ==================== Vehicle Selector ==================== */
        .vehicle-selector {
            position: relative;
            min-width: 200px;
            z-index: 300;
        }

        .vehicle-current {
            height: 50px;
            background: rgba(255, 255, 255, 0.9);
            padding: 0 var(--spacing-lg);
            border-radius: var(--radius-lg);
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            transition: all var(--transition-base);
            font-weight: 600;
            color: var(--text-primary);
        }

        .vehicle-current:hover {
            background: white;
            box-shadow: var(--shadow-md);
        }

        .vehicle-dropdown {
            display: none;
            position: absolute;
            top: calc(100% + var(--spacing-sm));
            left: 0;
            right: 0;
            background: var(--bg-primary);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xl);
            z-index: 200;
            max-height: 300px;
            overflow-y: auto;
            border: 1px solid var(--border-color);
        }

        .vehicle-dropdown.active {
            display: block;
            animation: slideDown var(--transition-base);
        }

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

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .vehicle-option {
            padding: var(--spacing-md) var(--spacing-lg);
            cursor: pointer;
            transition: background var(--transition-fast);
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            color: var(--text-primary);
        }

        .vehicle-option:hover {
            background: var(--bg-secondary);
        }

        .vehicle-option.selected {
            background: var(--primary-light);
            color: white;
        }

        .vehicle-badge {
            background: var(--warning-color);
            color: white;
            padding: 0.125rem 0.5rem;
            border-radius: var(--radius-sm);
            font-size: 0.75rem;
            font-weight: 600;
        }

        .add-vehicle-option {
            padding: var(--spacing-md) var(--spacing-lg);
            cursor: pointer;
            transition: background var(--transition-fast);
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            color: var(--primary-color);
            font-weight: 600;
            border-top: 1px solid var(--border-color);
        }

        .add-vehicle-option:hover {
            background: var(--bg-secondary);
        }

        /* ==================== Vehicle Management ==================== */
        .vehicle-card {
            background: var(--bg-primary);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            border: 2px solid var(--border-color);
            margin-bottom: var(--spacing-md);
            transition: all var(--transition-base);
        }

        .vehicle-card:hover {
            border-color: var(--primary-color);
            box-shadow: var(--shadow-md);
        }

        .vehicle-card-header {
            display: flex;
            justify-content: space-between;
            align-items: start;
            margin-bottom: var(--spacing-md);
        }

        .vehicle-info h4 {
            font-size: 1.1rem;
            margin-bottom: 0.25rem;
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .vehicle-meta {
            font-size: 0.9rem;
            color: var(--text-secondary);
        }

        .vehicle-actions {
            display: flex;
            gap: var(--spacing-sm);
        }

        .form-checkbox {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
            margin-top: var(--spacing-md);
        }

        .form-checkbox input[type="checkbox"] {
            width: 20px;
            height: 20px;
            cursor: pointer;
        }

        /* ==================== Vehicle Image View ==================== */
        .vehicle-image-section {
            background: var(--bg-primary);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }

        .image-upload-area {
            border: 2px dashed var(--border-color);
            border-radius: var(--radius-lg);
            padding: var(--spacing-xl);
            text-align: center;
            cursor: pointer;
            transition: all var(--transition-base);
            background: var(--bg-secondary);
        }

        .image-upload-area:hover {
            border-color: var(--primary-color);
            background: var(--bg-tertiary);
        }

        .image-upload-area.has-image {
            padding: 0;
            border: none;
            cursor: default;
        }

        .vehicle-image-container {
            position: relative;
            width: 100%;
            max-width: 800px;
            margin: 0 auto;
        }

        .vehicle-image-container img {
            width: 100%;
            height: auto;
            display: block;
            margin: 0 auto;
            max-width: 500px;
        }

        .vehicle-visual-wrapper {
            position: relative;
            max-width: 500px;
            margin: 0 auto;
        }

        .overlay-zones {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 5;
        }

        /* Removed zone-overlay styles as they are no longer used */
        .location-markers {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
        }

        .location-marker {
            position: absolute;
            transform: translate(-50%, -50%);
            pointer-events: all;
            cursor: pointer;
            transition: all var(--transition-base);
            z-index: 20;
            /* Increased to stay above image */
            display: flex;
            align-items: center;
        }

        /* Marker main content container */
        .marker-main {
            display: flex;
            align-items: center;
            padding: 4px;
            background: rgba(255, 255, 255, 0.9);
            border-radius: 30px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-color);
            gap: var(--spacing-xs);
            transition: all var(--transition-base);
            position: relative;
            z-index: 2;
        }

        .location-marker:hover .marker-main {
            transform: scale(1.05);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-color);
        }

        /* Flip button order: LEFT side should have button on the LEFT (outer) */
        .location-marker.left-side .marker-main {
            flex-direction: row-reverse;
        }

        /* RIGHT side should have button on the RIGHT (outer) */
        .location-marker.right-side .marker-main {
            flex-direction: row;
        }

        /* Side-specific expanded clickable areas (Red boxes from screenshot) */
        .location-marker::after {
            content: '';
            position: absolute;
            top: 50%;
            height: 64px;
            width: 120px;
            /* Slightly reduced to prevent central touch overlap */
            background: transparent;
            /* Make it completely transparent as requested */
            transform: translateY(-50%);
            z-index: 1;
            transition: background 0.2s ease;
            pointer-events: all;
        }

        /* Prevent central overlap by making them only expand OUTWARDS */
        .location-marker.left-side::after {
            right: 0;
            /* Align right edge to marker center, expand left */
            border-radius: var(--radius-md) 0 0 var(--radius-md);
        }

        .location-marker.right-side::after {
            left: 0;
            /* Align left edge to marker center, expand right */
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
        }

        /* Completely transparent even on hover as requested */
        .location-marker:hover::after {
            background: transparent;
        }

        .marker-view-btn {
            background: var(--primary-color);
            color: white;
            border: none;
            padding: 4px 10px;
            border-radius: 15px;
            font-size: 0.7rem;
            font-weight: 600;
            cursor: pointer;
            white-space: nowrap;
        }

        .marker-badge {
            background: var(--primary-color);
            color: white;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            /* Remove border-white to make it cleaner inside the pill */
        }

        .location-marker:hover .marker-badge {
            transform: scale(1.2);
            box-shadow: var(--shadow-xl);
        }

        .marker-badge.empty {
            background: var(--text-tertiary);
            opacity: 0.5;
        }

        .marker-badge.highlight {
            background: #ff6b6b;
            animation: pulse 1.5s ease-in-out infinite;
            box-shadow: 0 0 20px rgba(255, 107, 107, 0.8);
            transform: scale(1.3);
        }

        @keyframes pulse {

            0%,
            100% {
                box-shadow: 0 0 20px rgba(255, 107, 107, 0.8);
            }

            50% {
                box-shadow: 0 0 30px rgba(255, 107, 107, 1);
            }
        }

        .location-marker.highlight {
            z-index: 100;
        }

        .marker-popup {
            position: absolute;
            bottom: 100%;
            left: 50%;
            transform: translateX(-50%);
            background: var(--bg-primary);
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            box-shadow: var(--shadow-xl);
            min-width: 200px;
            margin-bottom: var(--spacing-sm);
            display: none;
            z-index: 1000;
            border: 1px solid var(--border-color);
        }

        .location-marker.active .marker-popup {
            display: block;
        }

        .marker-popup::after {
            content: '';
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%);
            border: 8px solid transparent;
            border-top-color: var(--bg-primary);
        }

        .popup-title {
            font-weight: 600;
            margin-bottom: var(--spacing-sm);
            color: var(--text-primary);
            font-size: 0.9rem;
        }

        .popup-items {
            font-size: 0.85rem;
            color: var(--text-secondary);
        }

        .popup-item {
            padding: var(--spacing-xs) 0;
            border-bottom: 1px solid var(--border-color);
        }

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

        .image-actions {
            display: flex;
            gap: var(--spacing-sm);
            justify-content: center;
            margin-top: var(--spacing-md);
        }

        .upload-icon {
            font-size: 3rem;
            margin-bottom: var(--spacing-md);
            opacity: 0.5;
        }

        .upload-text {
            color: var(--text-secondary);
            font-size: 0.95rem;
        }

        /* ==================== Responsive ==================== */
        @media (max-width: 1024px) {
            .main-content {
                grid-template-columns: 1fr;
            }

            .sidebar {
                order: -1;
            }
        }

        @media (max-width: 768px) {
            body {
                padding: 0;
            }

            .app-container {
                border-radius: 0;
            }

            .header {
                padding: var(--spacing-lg);
            }

            h1 {
                font-size: 1.5rem;
            }

            .main-content {
                padding: var(--spacing-lg);
            }

            .trunk-areas {
                grid-template-columns: 1fr;
            }

            .backseat-areas {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 480px) {
            .header-top {
                flex-direction: column;
                align-items: flex-start;
                gap: var(--spacing-md);
                position: relative;
            }

            .header-actions {
                width: 100%;
                justify-content: space-between;
                margin-top: var(--spacing-sm);
                position: absolute;
                top: 0;
                right: 0;
                width: auto;
            }

            .menu-container {
                position: relative;
            }

            .search-filter-bar {
                flex-direction: column;
                gap: var(--spacing-md);
            }

            .vehicle-selector,
            .search-box,
            .filter-group {
                width: 100%;
                min-width: 0;
            }

            .vehicle-current {
                width: 100%;
                justify-content: space-between;
            }

            .filter-selector,
            .filter-current {
                width: 100%;
            }

            .filter-current {
                justify-content: space-between;
            }

            .modal-content {
                width: 100%;
                height: 100%;
                max-height: 100vh;
                border-radius: 0;
                display: flex;
                flex-direction: column;
            }

            .item-card {
                grid-template-columns: 1fr auto;
                gap: var(--spacing-sm);
            }

            .item-icon {
                grid-row: 1 / 3;
            }

            .item-info {
                grid-column: 2;
            }

            .item-actions {
                grid-column: 1 / -1;
                justify-content: flex-end;
                margin-top: var(--spacing-xs);
            }

            /* Finger-friendly touch targets */
            button,
            select,
            input {
                min-height: 44px;
            }

            .icon-btn {
                width: 44px;
                height: 44px;
            }
        }

        /* ==================== Main Menu ==================== */
        .menu-container {
            position: relative;
            z-index: 500;
        }

        .main-menu-dropdown {
            display: none;
            position: absolute;
            top: calc(100% + var(--spacing-sm));
            right: 0;
            background: var(--bg-primary);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xl);
            z-index: 500;
            min-width: 220px;
            border: 1px solid var(--border-color);
            overflow: hidden;
            color: var(--text-primary);
        }

        .main-menu-dropdown.active {
            display: block;
            animation: slideDown var(--transition-base);
        }

        .menu-section {
            padding: var(--spacing-xs) 0;
        }

        .menu-label {
            padding: var(--spacing-sm) var(--spacing-md);
            font-size: 0.75rem;
            text-transform: uppercase;
            color: var(--text-secondary);
            font-weight: 600;
            letter-spacing: 0.05em;
        }

        .menu-item {
            padding: var(--spacing-md);
            cursor: pointer;
            transition: background var(--transition-fast);
            display: flex;
            align-items: center;
            gap: var(--spacing-md);
            font-weight: 500;
        }

        .menu-item:hover {
            background: var(--bg-secondary);
        }

        .menu-item.active {
            background: var(--primary-light);
            color: white;
        }

        .menu-separator {
            height: 1px;
            background: var(--border-color);
            margin: var(--spacing-xs) 0;
        }

        /* ==================== View Containers ==================== */
        .view-container {
            display: none;
            width: 100%;
            animation: fadeIn var(--transition-base);
            padding-bottom: var(--spacing-2xl);
        }

        .view-container.active {
            display: block;
        }

        /* Category View Styles */
        .category-group {
            background: var(--bg-primary);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
            border: 1px solid var(--border-color);
        }

        .category-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--spacing-md);
            padding-bottom: var(--spacing-md);
            border-bottom: 2px solid var(--border-color);
        }

        .category-title {
            font-size: 1.1rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

        .view-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: var(--spacing-lg);
        }

        /* ==================== Interactive Elements ==================== */
        /* Highlight search results */
        .location-marker {
            transition: transform 0.3s ease, z-index 0s;
        }

        .location-marker.highlight {
            z-index: 100;
        }

        .location-marker.highlight .marker-badge {
            background: #e74c3c;
            transform: scale(1.2);
            box-shadow: 0 0 0 4px rgba(231, 76, 60, 0.4);
            animation: pulse 1.5s infinite;
        }

        @keyframes pulse {
            0% {
                box-shadow: 0 0 0 0 rgba(231, 76, 60, 0.7);
            }

            70% {
                box-shadow: 0 0 0 10px rgba(231, 76, 60, 0);
            }

            100% {
                box-shadow: 0 0 0 0 rgba(231, 76, 60, 0);
            }
        }

        /* Clickable Zones */
        .clickable-zone {
            transition: all 0.2s ease;
            cursor: pointer;
        }

        .clickable-zone:hover rect {
            fill: rgba(155, 89, 182, 0.2) !important;
            stroke-width: 2px !important;
            stroke: #8e44ad !important;
        }

        .clickable-zone:hover text {
            font-weight: 800 !important;
            fill: #8e44ad !important;
        }