:root {
            --saffron: #FF9933;
            --white: #FFFFFF;
            --green: #138808;
            --navy: #000080;
            --teal: #008080;
            --gold: #FFD700;
            --bihar-color: #8E44AD;
        }
        
        body {
            background-color: #f8f9fa;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
        }
        
        .bihar-theme {
            background: linear-gradient(135deg, #f3e5f5, #e1bee7);
            border-left: 5px solid var(--bihar-color);
        }
        
        .card {
            border-radius: 16px;
            box-shadow: 0 6px 15px rgba(0,0,0,0.1);
            border: none;
            margin-bottom: 25px;
            transition: all 0.3s ease;
        }
        
        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 25px rgba(0,0,0,0.15);
        }
        
        .card-header {
            background: linear-gradient(90deg, var(--saffron), var(--white), var(--green));
            color: #333;
            font-weight: 700;
            border-radius: 16px 16px 0 0 !important;
            padding: 15px 20px;
            font-size: 1.25rem;
        }
        
        .district-header {
            background: linear-gradient(90deg, #4A235A, #8E44AD);
            color: white;
            padding: 40px 0;
            margin-bottom: 40px;
            border-radius: 0 0 20px 20px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        
        .calculator-section {
            padding: 30px;
            border-radius: 16px;
        }
        
        .form-control, .form-select {
            border-radius: 12px;
            padding: 12px 15px;
            border: 2px solid #e0e0e0;
        }
        
        .form-control:focus, .form-select:focus {
            border-color: var(--bihar-color);
            box-shadow: 0 0 0 0.25rem rgba(142, 68, 173, 0.25);
        }
        
        .btn-primary {
            background-color: var(--bihar-color);
            border-color: var(--bihar-color);
            border-radius: 12px;
            padding: 10px 20px;
            font-weight: 600;
            transition: all 0.3s;
        }
        
        .btn-primary:hover {
            background-color: #7D3C98;
            border-color: #7D3C98;
            transform: translateY(-2px);
        }
        
        .result-card {
            background-color: rgba(142, 68, 173, 0.05);
            border-radius: 12px;
            padding: 20px;
            margin-top: 20px;
        }
        
        .unit-badge {
            display: inline-block;
            padding: 5px 12px;
            margin: 0 5px 10px 0;
            font-size: 14px;
            font-weight: 600;
            border-radius: 8px;
            background-color: rgba(142, 68, 173, 0.1);
            color: var(--bihar-color);
            border: 1px solid rgba(142, 68, 173, 0.2);
        }
        
        .conversion-table {
            width: 100%;
            border-collapse: collapse;
            margin-top: 20px;
        }
        
        .conversion-table th {
            background-color: var(--bihar-color);
            color: white;
            padding: 12px;
            text-align: left;
        }
        
        .conversion-table td {
            padding: 10px 12px;
            border-bottom: 1px solid #eee;
        }
        
        .conversion-table tr:nth-child(even) {
            background-color: #f9f9f9;
        }
        
        .local-units {
            background-color: white;
            padding: 25px;
            border-radius: 16px;
            box-shadow: 0 6px 15px rgba(0,0,0,0.1);
        }
        
        .unit-highlight {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--bihar-color);
        }
        
        .note-box {
            background-color: #FFF8E1;
            border-left: 4px solid #FFC107;
            padding: 15px;
            border-radius: 8px;
            margin-top: 20px;
        }
        
        .breadcrumb {
            background-color: transparent;
            padding: 0.75rem 0;
            margin-bottom: 1rem;
        }
        
        .breadcrumb-item a {
            color: var(--bihar-color);
            text-decoration: none;
        }
        
        .breadcrumb-item.active {
            color: #6c757d;
        }
        
        .page-description {
            background-color: #e8f4f8;
            border-radius: 12px;
            padding: 20px;
            margin-bottom: 30px;
        }
        
        .district-map {
            width: 100%;
            height: 200px;
            background: linear-gradient(rgba(78, 39, 89, 0.8), rgba(78, 39, 89, 0.8)), url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="%234A235A"/><path d="M20,30 Q40,15 60,30 T100,30 L80,70 Q60,85 40,70 Z" fill="%238E44AD" opacity="0.6"/></svg>');
            background-size: cover;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            margin-bottom: 20px;
        }
        
        .schema-data {
            display: none;
        }
        
        @media (max-width: 768px) {
            .calculator-section {
                padding: 20px 15px;
            }
            
            .district-header h1 {
                font-size: 1.8rem;
            }
        }