:root {
            --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
            --success-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
            --warning-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
            --glass-bg: rgba(255, 255, 255, 0.1);
            --glass-border: rgba(255, 255, 255, 0.2);
            --text-primary: #2c3e50;
            --text-light: #7f8c8d;
        }

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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: var(--primary-gradient);
            min-height: 100vh;
            overflow-x: hidden;
            position: relative;
        }
::-webkit-scrollbar {
  width: 10px; 
  height: 4px !important; 
}
::-webkit-scrollbar-thumb { 
  background: var(--scrollbar-foreground);
  background: #754d9e;
  border-radius: 999px;
  border: 3px solid transparent;
  background-clip: padding-box;
}
::-webkit-scrollbar-track { 
  background: var(--scrollbar-background);
  background: transparent;
}
        
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="%23ffffff" opacity="0.1"><animate attributeName="opacity" values="0.1;0.3;0.1" dur="3s" repeatCount="indefinite"/></circle><circle cx="80" cy="40" r="1.5" fill="%23ffffff" opacity="0.1"><animate attributeName="opacity" values="0.1;0.4;0.1" dur="4s" repeatCount="indefinite"/></circle><circle cx="40" cy="80" r="1" fill="%23ffffff" opacity="0.1"><animate attributeName="opacity" values="0.1;0.5;0.1" dur="2s" repeatCount="indefinite"/></circle></svg>') repeat;
            pointer-events: none;
            z-index: -1;
        }

        .container-fluid {
            padding: 2rem;
            max-width: 1600px;
            margin: 0 auto;
        }

        /* Header Styles */
        .header {
            text-align: center;
            margin-bottom: 3rem;
            background: var(--glass-bg);
            backdrop-filter: blur(20px);
            border-radius: 25px;
            padding: 3rem 2rem;
            border: 1px solid var(--glass-border);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
            position: relative;
            overflow: hidden;
        }

        .header::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
            animation: shimmer 3s infinite;
            transform: rotate(45deg);
        }

        @keyframes shimmer {
            0% { transform: translateX(-100%) rotate(45deg); }
            100% { transform: translateX(100%) rotate(45deg); }
        }

        .header h1 {
            color: white;
            font-size: 3.5rem;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 8px rgba(0,0,0,0.3);
            font-weight: 700;
            position: relative;
            z-index: 1;
        }

        .header p {
            color: rgba(255, 255, 255, 0.9);
            font-size: 1.3rem;
            position: relative;
            z-index: 1;
        }

        /* Glass Card Styles */
        .glass-card {
            background: var(--glass-bg);
            backdrop-filter: blur(20px);
            border-radius: 20px;
            border: 1px solid var(--glass-border);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
            transition: all 0.4s cubic-bezier(0.23, 1, 0.320, 1);
            position: relative;
            overflow: hidden;
        }

        .glass-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
        }

        .glass-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
        }

        /* Metric Cards */
        .metric-card {
            padding: 2rem;
            text-align: center;
            height: 100%;
        }

        .metric-value {
            font-size: 3rem;
            font-weight: 800;
            background: var(--success-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 0.5rem;
            animation: countUp 2s ease-out;
        }

        @keyframes countUp {
            from { opacity: 0; transform: scale(0.5); }
            to { opacity: 1; transform: scale(1); }
        }

        .metric-label {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            text-transform: uppercase;
            letter-spacing: 2px;
            font-weight: 600;
        }

        /* Filters Section */
        .filters-section {
            padding: 2rem;
            margin-bottom: 2rem;
        }

        .filters-title {
            color: white;
            font-size: 1.5rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .form-select, .btn {
            border-radius: 12px;
            border: 2px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            color: white;
            transition: all 0.3s ease;
        }

        .form-select:focus, .btn:focus {
            border-color: rgba(255, 255, 255, 0.5);
            box-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.15);
        }

        .form-select option {
            background: #2c3e50;
            color: white;
        }

        .btn-apply {
            background: var(--secondary-gradient);
            border: none;
            padding: 12px 30px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            position: relative;
            overflow: hidden;
        }

        .btn-apply::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
            transition: left 0.6s;
        }

        .btn-apply:hover::before {
            left: 100%;
        }

        .btn-reset {
            background: rgba(255, 255, 255, 0.1);
            border: 2px solid rgba(255, 255, 255, 0.3);
            color: white;
            padding: 12px 25px;
            font-weight: 600;
        }

        .btn-reset:hover {
            background: rgba(255, 255, 255, 0.2);
            border-color: rgba(255, 255, 255, 0.5);
            color: white;
        }

        /* Chart Containers */
        .chart-container {
            padding: 2rem;
            height: 100%;
        }

        .chart-title {
            font-size: 1.3rem;
            font-weight: 600;
            color: white;
            margin-bottom: 1.5rem;
            text-align: center;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }

        .canvas-wrapper {
            position: relative;
            height: 300px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 15px;
            padding: 1rem;
        }

        /* Data Table */
        .table-container {
            padding: 2rem;
        }

        .table {
            color: white;
            margin-bottom: 0;
        }

        .table thead th {
            background: #754d9e;
            border: none;
            color: white;
            font-weight: 600;
            padding: 1rem;
            position: sticky;
            top: 0;
            z-index: 10;
        }

        .table tbody td {
            border: none;
            padding: 1rem;
            background: rgba(255, 255, 255, 0.05);
            transition: background 0.3s ease;
        }

        .table tbody tr:hover td {
            background: rgba(255, 255, 255, 0.1);
        }

        /* Loading Animation */
        .loading-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 60vh;
            color: white;
        }

        .loading-spinner {
            width: 80px;
            height: 80px;
            border: 4px solid rgba(255, 255, 255, 0.3);
            border-top: 4px solid white;
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin-bottom: 2rem;
        }

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

        .loading-text {
            font-size: 1.3rem;
            text-align: center;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.5; }
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .header h1 {
                font-size: 2.5rem;
            }
            
            .container-fluid {
                padding: 1rem;
            }
            
            .metric-value {
                font-size: 2rem;
            }
            
            .canvas-wrapper {
                height: 250px;
            }
            .w-sm-100{
              width: 100%;
            }
        }

        /* Filter status indicator */
        .filter-indicator {
            position: absolute;
            top: -8px;
            right: -8px;
            width: 20px;
            height: 20px;
            background: var(--secondary-gradient);
            border-radius: 50%;
            display: none;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            color: white;
            font-weight: bold;
            animation: bounce 0.6s infinite alternate;
        }

        @keyframes bounce {
            from { transform: scale(1); }
            to { transform: scale(1.1); }
        }

        .filter-indicator.active {
            display: flex;
        }

        /* Button group styling */
        .btn-group-custom {
            gap: 1rem;
            margin-top: 1.5rem;
        }
        img.ev-car_img {
    height: 150px;
}