:root {
            --primary-orange: #fb6222;
            --dark-blue: #2f3555;
            --white: #ffffff;
            --light-gray: #f5f7fa;
            --medium-gray: #e0e5ec;
            --border-radius: 12px;
            --box-shadow: 0 8px 24px rgba(0,0,0,0.1);
        }
        
        .lumpsum-calculator {
            font-family: "Poppins", sans-serif;
            max-width: 800px;
            margin: 2rem auto;
            padding: 2rem;
            background-color: var(--white);
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            color: var(--dark-blue);
        }
        
        .lc-title {
            text-align: center;
            color: var(--dark-blue);
            margin-bottom: 1.5rem;
            font-weight: 600;
        }
        
        .lc-input-section {
            background-color: var(--light-gray);
            padding: 1.5rem;
            border-radius: var(--border-radius);
            margin-bottom: 1.5rem;
        }
        
        .lc-input-group {
            margin-bottom: 1.5rem;
        }
        
        .lc-input-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 500;
            position: relative;
        }
        
        .lc-tooltip {
            display: inline-block;
            width: 18px;
            height: 18px;
            background-color: var(--dark-blue);
            color: var(--white);
            border-radius: 50%;
            text-align: center;
            line-height: 18px;
            font-size: 12px;
            cursor: help;
            margin-left: 5px;
            vertical-align: middle;
        }
        
        .lumpsum-calculator input[type="number"] {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 16px;
            transition: all 0.3s ease;
            margin-bottom: 10px;
            background: var(--white);
        }
        
        .lumpsum-calculator input[type="number"]:focus {
            border-color: var(--primary-orange);
            outline: none;
            box-shadow: 0 0 0 3px rgba(251, 98, 34, 0.2);
        }
        
        .lc-slider-container {
            position: relative;
            margin-top: 10px;
        }
        
        .lc-slider {
            -webkit-appearance: none;
            width: 100%;
            height: 8px;
            border-radius: 4px;
            background: var(--medium-gray);
            outline: none;
        }
        
        .lc-slider::-webkit-slider-thumb {
            -webkit-appearance: none;
            appearance: none;
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background: var(--primary-orange);
            cursor: pointer;
            border: 2px solid var(--white);
            box-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        
        .lc-slider::-moz-range-thumb {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background: var(--primary-orange);
            cursor: pointer;
            border: 2px solid var(--white);
            box-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        
        .lc-slider-labels {
            display: flex;
            justify-content: space-between;
            margin-top: 5px;
            font-size: 12px;
            color: #666;
        }
        
        .lc-buttons {
            display: flex;
            gap: 12px;
            margin-top: 1.5rem;
        }
        
        .lc-button {
            flex: 1;
            padding: 12px 15px;
            background-color: var(--primary-orange);
            color: var(--white);
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .lc-button:hover {
            background-color: #e0551d;
            transform: translateY(-2px);
        }
        
        .lc-button-secondary {
            background-color: var(--dark-blue);
        }
        
        .lc-button-secondary:hover {
            background-color: #1a1f38;
        }
        
        .lc-results-section {
            padding: 1.5rem;
            background-color: var(--light-gray);
            border-radius: var(--border-radius);
            margin-top: 1.5rem;
            animation: fadeIn 0.5s ease;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .lc-result-title {
            text-align: center;
            margin-bottom: 1.5rem;
            font-weight: 600;
        }
        
        .lc-result-value {
            text-align: center;
            font-size: 18px;
            margin-bottom: 1.5rem;
            font-weight: 500;
        }
        
        #lc-future-value {
            font-size: 24px;
            font-weight: 600;
            color: var(--primary-orange);
            display: block;
            margin-top: 5px;
        }
        
        .lc-chart-container {
            max-width: 400px;
            height: 300px;
            margin: 0 auto 1.5rem;
        }
        
        .lc-legend {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 1.5rem;
        }
        
        .lc-legend-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        
        .lc-legend-color {
            display: inline-block;
            width: 20px;
            height: 20px;
            border-radius: 4px;
        }
        
        .lc-principal-color {
            background-color: #2f3555;
        }
        
        .lc-interest-color {
            background-color: #fb6222;
        }
        
        @media (max-width: 600px) {
            .lumpsum-calculator {
                padding: 1.5rem;
                margin: 1rem;
            }
            
            .lc-buttons {
                flex-direction: column;
            }
            
            .lc-chart-container {
                max-width: 100%;
                height: 250px;
            }
        }