:root {
            --primary-color: #2c7da0;
            --secondary-color: #a9d6e5;
            --accent-color: #01497c;
            --savings-color: #28a745;
            --interest-color: #dc3545;
            --light-gray: #f8f9fa;
            --border-color: #eaeaea;
            --text-color: #333;
            --text-muted: #6c757d;
            --warning-color: #ffc107;
        }
        .page-header {
            background: linear-gradient(135deg, rgba(169, 214, 229, 0.4) 0%, rgba(44, 125, 160, 0.4) 100%);
            padding: 1.5rem 0;
            margin-bottom: 2rem;
            border-bottom: 1px solid rgba(44, 125, 160, 0.2);
            position: relative;
            overflow: hidden; color: var(--text-color);
        }
        .breadcrumb {
            background-color: transparent;
            padding: 0.5rem 0;
            margin-bottom: 0.5rem;
        }.breadcrumb-item a,.breadcrumb-item.active{color: var(--text-color);}
        .form-control:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(44, 125, 160, 0.15);
        }
        .savings-card {
            border-top: 4px solid var(--savings-color);
        }
        .interest-card {
            border-top: 4px solid var(--interest-color);
        }
        .time-card {
            border-top: 4px solid var(--primary-color);
        }
        .savings-value {
            color: var(--savings-color);
        }
        .interest-value {
            color: var(--interest-color);
        }
        .time-value {
            color: var(--primary-color);
        }
        .results-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
        }
        .results-table th, .results-table td {
            padding: 0.75rem;
            text-align: right;
            border: 1px solid var(--border-color);
        }
        .results-table th {
            background-color: var(--light-gray);
            font-weight: 600;
            text-align: left;
        }
        .results-table tr:nth-child(even) {
            background-color: rgba(44, 125, 160, 0.05);
        }
        .highlight-row {
            background-color: rgba(40, 167, 69, 0.1) !important;
            font-weight: 600;
        }
        .nav-tabs {
            border-bottom: 1px solid var(--border-color);
        }
        .nav-tabs .nav-tabs .savings-box {
            background-color: rgba(40, 167, 69, 0.05);
            border-left: 3px solid var(--savings-color);
            padding: 1rem;
            border-radius: 0 4px 4px 0;
            margin: 1.5rem 0;
        }
        .strategy-card {
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 1.5rem;
            margin-bottom: 1.5rem;
            transition: all 0.3s;
        }
        .strategy-card:hover {
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            transform: translateY(-2px);
        }
        .strategy-recommended {
            border: 2px solid var(--savings-color);
            position: relative;
        }
        .recommended-badge {
            position: absolute;
            top: -12px;
            right: 20px;
            background-color: var(--savings-color);
            color: white;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        @media (max-width: 768px) {
            }
        .scenario-btn {
            background-color: rgba(44, 125, 160, 0.1);
            border: 1px solid rgba(44, 125, 160, 0.2);
            border-radius: 4px;
            padding: 0.5rem 0.75rem;
            font-size: 0.9rem;
            color: var(--primary-color);
            cursor: pointer;
            transition: all 0.2s;
        }
        .scenario-btn:hover {
            background-color: rgba(44, 125, 160, 0.2);
            transform: translateY(-2px);
        }
        .frequency-selector {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .frequency-btn {
            flex: 1;
            text-align: center;
            padding: 0.5rem;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            cursor: pointer;
            transition: all 0.2s;
        }
        .frequency-btn.active {
            background-color: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
        }
        .strategy-visual {
            height: 60px;
            display: flex;
            align-items: center;
            margin: 1rem 0;
        }
        .strategy-bar {
            height: 20px;
            border-radius: 10px;
            margin-right: 10px;
        }
        .original-bar {
            background-color: var(--text-muted);
        }
        .extra-bar {
            background-color: var(--savings-color);
        }
        @media print {
            .no-print {
                display: none !important;
            }
            }