* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background-color: #f5f7fa;
            color: #333;
            line-height: 1.6;
        }

        /* Header and Navigation Styles */
        .site2info-header {
            background-color: #fff;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .site2info-header-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .site2info-logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: #2c3e50;
            text-decoration: none;
            padding: 20px 0;
        }

        .site2info-logo span {
            color: #3498db;
        }

        /* Desktop Navigation */
        .site2info-nav-menu {
            display: flex;
            list-style: none;
        }

        .site2info-nav-item {
            position: relative;
        }

        .site2info-nav-link {
            display: block;
            padding: 20px 15px;
            color: #34495e;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
            border-bottom: 3px solid transparent;
        }

        .site2info-nav-link:hover,
        .site2info-nav-link.active {
            color: #3498db;
            border-bottom-color: #3498db;
        }

        /* Mobile Navigation Toggle */
        .site2info-mobile-toggle {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: #2c3e50;
        }

        /* Mobile Navigation */
        @media (max-width: 992px) {
            .site2info-mobile-toggle {
                display: block;
            }

            .site2info-nav-menu {
                position: fixed;
                top: 70px;
                left: -100%;
                flex-direction: column;
                background-color: #fff;
                width: 100%;
                text-align: center;
                transition: 0.3s;
                box-shadow: 0 10px 10px rgba(0, 0, 0, 0.1);
                z-index: 999;
            }

            .site2info-nav-menu.active {
                left: 0;
            }

            .site2info-nav-item {
                width: 100%;
            }

            .site2info-nav-link {
                padding: 15px;
                border-bottom: 1px solid #eee;
                border-bottom-color: transparent;
            }

            .site2info-nav-link:hover,
            .site2info-nav-link.active {
                background-color: #f8f9fa;
                border-bottom-color: transparent;
            }
        }

        /* Calculator Container */
        .container {
            max-width: 1200px;
            margin: 30px auto;
            padding: 0 20px;
        }

        header {
            text-align: center;
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 1px solid #e1e5eb;
        }

        header h1 {
            color: #2c3e50;
            margin-bottom: 10px;
            font-size: 2.5rem;
        }

        header p {
            color: #7f8c8d;
            font-size: 1.1rem;
            max-width: 800px;
            margin: 0 auto;
        }

        .calculator-wrapper {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            margin-bottom: 40px;
        }

        .calculator-container {
            flex: 1;
            min-width: 300px;
            background-color: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            padding: 30px;
        }

        .results-container {
            flex: 1;
            min-width: 300px;
            background-color: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            padding: 30px;
        }

        .section-title {
            color: #2c3e50;
            margin-bottom: 25px;
            padding-bottom: 10px;
            border-bottom: 2px solid #3498db;
            font-size: 1.5rem;
        }

        .input-group {
            margin-bottom: 25px;
        }

        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #34495e;
        }

        .input-with-icon {
            position: relative;
        }

        .input-with-icon i {
            position: absolute;
            left: 15px;
            top: 50%;
            transform: translateY(-50%);
            color: #7f8c8d;
        }

        /* Fixed mobile dropdown styling */
        input[type="text"],
        input[type="number"],
        select {
            width: 100%;
            padding: 12px 12px 12px 45px;
            border: 1px solid #ddd;
            border-radius: 6px;
            font-size: 16px;
            transition: border-color 0.3s;
            -webkit-appearance: none;
            -moz-appearance: none;
            appearance: none;
            background-color: white;
            cursor: pointer;
        }

        /* Dropdown arrow */
        select {
            background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237f8c8d' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
            background-repeat: no-repeat;
            background-position: right 12px center;
            background-size: 16px;
            padding-right: 40px;
        }

        /* Mobile-specific select styling */
        @media (max-width: 768px) {
            select {
                font-size: 16px; /* Prevents iOS zoom on focus */
                height: 48px; /* Better touch target */
            }
        }

        input[type="text"]:focus,
        input[type="number"]:focus,
        select:focus {
            border-color: #3498db;
            outline: none;
            box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
        }

        .input-hint {
            font-size: 0.85rem;
            color: #7f8c8d;
            margin-top: 6px;
        }

        .button-group {
            display: flex;
            gap: 15px;
            margin-top: 10px;
        }

        .calculate-btn {
            background-color: #3498db;
            color: white;
            border: none;
            padding: 15px 25px;
            font-size: 1.1rem;
            border-radius: 6px;
            cursor: pointer;
            flex: 1;
            transition: background-color 0.3s;
            font-weight: 600;
            letter-spacing: 0.5px;
        }

        .calculate-btn:hover {
            background-color: #2980b9;
        }

        .clear-btn {
            background-color: #95a5a6;
            color: white;
            border: none;
            padding: 15px 25px;
            font-size: 1.1rem;
            border-radius: 6px;
            cursor: pointer;
            flex: 1;
            transition: background-color 0.3s;
            font-weight: 600;
            letter-spacing: 0.5px;
        }

        .clear-btn:hover {
            background-color: #7f8c8d;
        }

        .result-box {
            background-color: #f8f9fa;
            border-radius: 8px;
            padding: 20px;
            margin-bottom: 25px;
            border-left: 4px solid #3498db;
            transition: opacity 0.3s;
        }

        .result-title {
            font-size: 1.1rem;
            color: #2c3e50;
            margin-bottom: 10px;
            font-weight: 600;
        }

        .result-value {
            font-size: 2.2rem;
            font-weight: 700;
            color: #2c3e50;
        }

        .result-highlight {
            color: #e74c3c;
        }

        .result-positive {
            color: #27ae60;
        }

        .result-details {
            font-size: 0.95rem;
            color: #7f8c8d;
            margin-top: 5px;
        }

        .results-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin-top: 20px;
        }

        .info-box {
            background-color: #f8f9fa;
            padding: 20px;
            border-radius: 8px;
            border-top: 4px solid #3498db;
        }

        .info-box h3 {
            color: #2c3e50;
            margin-bottom: 10px;
            font-size: 1.2rem;
        }

        .info-box p {
            color: #5a6268;
            font-size: 0.95rem;
        }

        .footer-note {
            text-align: center;
            color: #7f8c8d;
            font-size: 0.9rem;
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid #e1e5eb;
        }

        @media (max-width: 768px) {
            .calculator-wrapper {
                flex-direction: column;
            }
            
            .results-grid {
                grid-template-columns: 1fr;
            }
            
            header h1 {
                font-size: 2rem;
            }
            
            .button-group {
                flex-direction: column;
            }
            
            .calculate-btn, .clear-btn {
                width: 100%;
            }
        }

        .currency-symbol {
            position: absolute;
            left: 40px;
            top: 50%;
            transform: translateY(-50%);
            font-weight: 600;
            color: #2c3e50;
        }
        
        /* Additional responsive adjustments */
        @media (max-width: 576px) {
            .calculator-container,
            .results-container {
                padding: 20px;
            }
            
            .result-value {
                font-size: 1.8rem;
            }
            
            .site2info-header-container {
                padding: 0 15px;
            }
        }
        
        /* Reset results styling */
        .result-reset {
            opacity: 0.5;
        }