:root {
            --saffron: #FF9933;
            --saffron-light: #FFDAB9;
            --white: #FFFFFF;
            --green: #138808;
            --green-light: #98FB98;
            --navy: #000080;
            --navy-light: #4169E1;
            --teal: #008080;
            --gold: #FFD700;
            --gray: #444;
            --light-bg: #f8f9fa;
        }
        
        body {
            font-family: 'Poppins', sans-serif;
            background-color: var(--light-bg);
            color: #333;
            background-image: 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="%23f0f8ff" opacity="0.2"/><path d="M0 0 L100 100 M100 0 L0 100" stroke="%23FF9933" stroke-width="0.5" stroke-opacity="0.1"/></svg>');
        }
        
        .hindi {
            font-family: 'Noto Sans Devanagari', sans-serif;
        }
        
        .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;
        }
        
        /* Hero Section */
        .hero-section {
            background: linear-gradient(135deg, rgba(0,0,128,0.9), rgba(65,105,225,0.85)), 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="%23ffffff" opacity="0.05"/></svg>');
            border-radius: 20px;
            padding: 3.5rem 2rem;
            margin: 1.5rem 0 3rem;
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            color: white;
            position: relative;
            overflow: hidden;
        }
        
        .hero-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 8px;
            background: linear-gradient(90deg, var(--saffron), var(--white), var(--green));
        }
        
        .hero-title {
            font-size: 3.2rem;
            font-weight: 800;
            margin-bottom: 1.5rem;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        
        .hero-subtitle {
            font-size: 1.4rem;
            font-weight: 300;
            max-width: 700px;
            margin-bottom: 2rem;
            opacity: 0.9;
        }
        
        .unit-badge {
            display: inline-block;
            padding: 8px 18px;
            margin: 0 8px 12px 0;
            font-size: 1rem;
            font-weight: 600;
            border-radius: 50px;
            background: rgba(255,255,255,0.15);
            backdrop-filter: blur(10px);
            color: white;
            border: 1px solid rgba(255,255,255,0.2);
            transition: all 0.3s ease;
        }
        
        .unit-badge:hover {
            background: var(--saffron);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(255,153,51,0.3);
        }
        
        /* Calculator Cards */
        .section-card {
            background: white;
            border-radius: 20px;
            padding: 2.5rem;
            box-shadow: 0 8px 25px rgba(0,0,0,0.08);
            margin-bottom: 2.5rem;
            border: none;
            transition: all 0.4s ease;
            position: relative;
            overflow: hidden;
        }
        
        .section-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 35px rgba(0,0,0,0.15);
        }
        
        .section-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 6px;
            background: linear-gradient(90deg, var(--saffron), var(--green));
        }
        
        .section-header {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 30px;
            border-bottom: 1px solid rgba(0,0,0,0.1);
        }
        
        .section-header h1 {
            font-weight: 700;
            color: var(--navy);
            font-size: 2.2rem;
            margin-bottom: 0.5rem;
        }
        
        .section-header h1 i {
            color: var(--saffron);
            margin-right: 12px;
        }
        
        .section-header p {
            color: #666;
            font-size: 1.1rem;
            max-width: 700px;
        }
        
        .calculator-form {
            background: linear-gradient(135deg, #f9f9f9, #f0f8ff);
            border-radius: 16px;
            padding: 30px;
            box-shadow: inset 0 0 15px rgba(0,0,0,0.03);
        }
        
        .input-group {
            margin-bottom: 25px;
        }
        
        .input-group label {
            font-weight: 600;
            margin-bottom: 10px;
            display: block;
            color: var(--navy);
            font-size: 1.1rem;
        }
        
        .input-group input, .input-group select {
            width: 100%;
            padding: 14px 18px;
            border: 1px solid #ddd;
            border-radius: 12px;
            font-size: 1.1rem;
            transition: all 0.3s;
            background: white;
        }
        
        .input-group input:focus, .input-group select:focus {
            border-color: var(--saffron);
            box-shadow: 0 0 0 4px rgba(255, 153, 51, 0.2);
            outline: none;
        }
        
        .btn-calculate {
            background: linear-gradient(135deg, var(--saffron), #ff6600);
            border: none;
            color: white;
            font-weight: 600;
            padding: 15px 30px;
            border-radius: 12px;
            font-size: 1.1rem;
            transition: all 0.3s;
            width: 100%;
            box-shadow: 0 5px 15px rgba(255, 153, 51, 0.3);
            letter-spacing: 0.5px;
        }
        
        .btn-calculate:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(255, 153, 51, 0.4);
        }
        
        .btn-calculate i {
            margin-right: 10px;
        }
        
        .result-container {
            background: linear-gradient(135deg, var(--green), #0b5e08);
            color: white;
            border-radius: 16px;
            padding: 25px;
            text-align: center;
            margin-top: 30px;
            box-shadow: 0 5px 15px rgba(19, 136, 8, 0.3);
        }
        
        .result-title {
            font-size: 1.2rem;
            font-weight: 500;
            margin-bottom: 10px;
            opacity: 0.9;
        }
        
        .result-value {
            font-size: 2.8rem;
            font-weight: 800;
            margin: 15px 0;
            letter-spacing: 0.5px;
        }
        
        /* Info Panels */
        .info-panel {
            background: linear-gradient(135deg, #e6f7ff, #f0f8ff);
            border-radius: 16px;
            padding: 25px;
            height: 100%;
            border-left: 4px solid var(--saffron);
        }
        
        .info-panel h2 {
            color: var(--navy);
            font-weight: 700;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--saffron-light);
            font-size: 1.8rem;
        }
        
        .info-panel ul {
            padding-left: 20px;
        }
        
        .info-panel li {
            margin-bottom: 15px;
            line-height: 1.6;
        }
        
        .info-panel li strong {
            color: var(--navy);
        }
        
        /* Conversion Table */
        .conversion-table {
            width: 100%;
            border-collapse: collapse;
            margin-top: 20px;
            background: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
        }
        
        .conversion-table th {
            background: linear-gradient(135deg, var(--saffron), #ff6600);
            color: white;
            font-weight: 600;
            padding: 15px;
            text-align: left;
        }
        
        .conversion-table td {
            padding: 15px;
            border-bottom: 1px solid #eee;
        }
        
        .conversion-table tr:nth-child(even) {
            background-color: #f9f9f9;
        }
        
        .conversion-table tr:last-child td {
            border-bottom: none;
        }
        
        
        
        .copyright {
            text-align: center;
            padding-top: 30px;
            margin-top: 40px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: rgba(255,255,255,0.6);
        }
        
        /* Responsive */
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
            
            .hero-subtitle {
                font-size: 1.2rem;
            }
            
            .section-card {
                padding: 1.8rem;
            }
            
            .section-header h1 {
                font-size: 1.8rem;
            }
        }
        
        /* SEO Content Section */
        .seo-content {
            background: white;
            border-radius: 20px;
            padding: 2.5rem;
            box-shadow: 0 8px 25px rgba(0,0,0,0.08);
            margin: 2.5rem 0;
        }
        
        .seo-content h2 {
            color: var(--navy);
            font-weight: 700;
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--saffron);
        }
        
        .seo-content h3 {
            color: var(--navy);
            margin-top: 2rem;
            margin-bottom: 1rem;
        }
        
        .seo-content ul {
            padding-left: 20px;
        }
        
        .seo-content li {
            margin-bottom: 10px;
        }