:root {
            --saffron: #FF9933;
            --white: #FFFFFF;
            --green: #138808;
            --navy: #000080;
            --teal: #008080;
            --gold: #FFD700;
            --bihar-blue: #1565c0;
            --bihar-light: #e3f2fd;
            --card-shadow: 0 10px 30px rgba(0,0,0,0.08);
            --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.1);
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.6;
        }
        
        .navbar {
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            background: white !important;
        }
        
        .navbar-brand {
            font-weight: 700;
            color: var(--primary-color) !important;
            font-size: 1.5rem;
        }
        
        .district-hero {
            background: linear-gradient(rgba(21, 101, 192, 0.85), rgba(21, 101, 192, 0.9)), 
                        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="%231565c0" opacity="0.1"/><path d="M0,0 L100,100 M100,0 L0,100" stroke="%23ffffff" stroke-width="1" opacity="0.1"/></svg>');
            background-size: cover;
            border-radius: 20px;
            overflow: hidden;
            position: relative;
            margin-top: 20px;
            box-shadow: var(--card-shadow);
        }
        
        .district-badge {
            background: linear-gradient(135deg, var(--saffron), #ff6600);
            color: white;
            padding: 8px 20px;
            border-radius: 30px;
            font-weight: 600;
            display: inline-block;
            box-shadow: 0 4px 10px rgba(0,0,0,0.15);
            margin-bottom: 20px;
        }
        
        .tool-card {
            background: white;
            border-radius: 18px;
            overflow: hidden;
            box-shadow: var(--card-shadow);
            transition: var(--transition);
            height: 100%;
            border: none;
            position: relative;
            z-index: 1;
        }
        
        .tool-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 6px;
            background: linear-gradient(90deg, var(--saffron), var(--white), var(--green));
            z-index: 2;
        }
        
        .tool-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 35px rgba(0,0,0,0.15);
        }
        
        .tool-card-header {
            background: linear-gradient(135deg, var(--bihar-light), #d1e6ff);
            padding: 25px;
            border-bottom: 1px solid rgba(0,0,0,0.05);
        }
        
        .tool-card-body {
            padding: 25px;
        }
        
        .form-control, .form-select {
            border-radius: 12px;
            padding: 14px 18px;
            border: 2px solid #e0e0e0;
            transition: all 0.3s;
            font-size: 16px;
        }
        
        .form-control:focus, .form-select:focus {
            border-color: var(--bihar-blue);
            box-shadow: 0 0 0 4px rgba(21, 101, 192, 0.2);
        }
        
        .btn-primary {
            background: linear-gradient(135deg, var(--bihar-blue), #0d47a1);
            border: none;
            border-radius: 12px;
            padding: 14px 28px;
            font-weight: 600;
            font-size: 16px;
            transition: var(--transition);
            box-shadow: 0 4px 15px rgba(21, 101, 192, 0.3);
        }
        
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(21, 101, 192, 0.4);
        }
        
        .result-box {
            background: linear-gradient(135deg, rgba(21, 101, 192, 0.05), rgba(21, 101, 192, 0.03));
            border-left: 4px solid var(--bihar-blue);
            border-radius: 14px;
            padding: 25px;
            margin-top: 25px;
            transition: var(--transition);
        }
        
        .result-box:hover {
            transform: scale(1.02);
            box-shadow: 0 8px 25px rgba(0,0,0,0.08);
        }
        
        .unit-badge {
            display: inline-block;
            padding: 8px 16px;
            margin: 0 8px 12px 0;
            font-size: 14px;
            font-weight: 600;
            border-radius: 10px;
            background: rgba(21, 101, 192, 0.1);
            color: var(--bihar-blue);
            box-shadow: 0 3px 8px rgba(0,0,0,0.05);
            border: 1px solid rgba(21, 101, 192, 0.2);
            transition: var(--transition);
        }
        
        .unit-badge:hover {
            transform: translateY(-3px);
            background: rgba(21, 101, 192, 0.15);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        
        .section-title {
            position: relative;
            margin: 40px 0 25px;
            padding-bottom: 15px;
            font-weight: 700;
            font-size: 28px;
            color: var(--bihar-blue);
        }
        
        .section-title::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 5px;
            border-radius: 3px;
            background: linear-gradient(90deg, var(--saffron), var(--bihar-blue));
        }
        
        .info-card {
            background: white;
            border-radius: 18px;
            padding: 30px;
            box-shadow: var(--card-shadow);
            transition: var(--transition);
            height: 100%;
        }
        
        .info-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(0,0,0,0.12);
        }
        
        .value-card {
            background: linear-gradient(135deg, #e3f2fd, #bbdefb);
            border-radius: 16px;
            padding: 25px;
            text-align: center;
            transition: var(--transition);
        }
        
        .value-card:hover {
            transform: scale(1.05);
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        }
        
        .map-container {
            border-radius: 18px;
            overflow: hidden;
            box-shadow: var(--card-shadow);
            height: 100%;
            background: #e3f2fd;
            min-height: 300px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }
        
        .map-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(21, 101, 192, 0.6), rgba(21, 101, 192, 0.8));
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: white;
            padding: 30px;
            text-align: center;
        }
        
        .footer {
            background: linear-gradient(135deg, #1a2a6c, #2a4d8e);
            color: white;
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        
        @media (max-width: 768px) {
            .district-hero {
                border-radius: 15px;
            }
            
            .tool-card {
                margin-bottom: 25px;
            }
            
            .section-title {
                font-size: 24px;
            }
        }