.header {
            text-align: center;
            color: white;
            margin-bottom: 40px;
            padding-top: 20px;
        }

        .header h1 {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .header p {
            font-size: 1.1rem;
            opacity: 0.9;
        }

        .main-container {
            max-width: 1200px;
            margin: 0 auto;
        }

        .calculator-card {
            background: white;
            border-radius: 12px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
            overflow: hidden;
        }
        .calculator-card h2, 
        .faq h2{
            margin-top: 0 !important;
            border-bottom: none !important;
            padding-bottom: 0px !important;
            margin-bottom: 0;
        }
        .calculator-card h2::before,
         .faq h2::before{
            display: none !important;
        }

        .form-section {
            padding: 40px;
            background: white;
        }

        .section-title {
            color: #1a1f4f;
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 25px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .section-title i {
            color: #ff6b35;
        }

        .input-group-text {
            background: #f8f9fa;
            border: 2px solid #e0e0e0;
            font-weight: 600;
            color: #1a1f4f;
        }

        .form-control {
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            padding: 12px 15px;
            font-size: 1rem;
            transition: all 0.3s ease;
        }

        .form-control:focus {
            border-color: #ff6b35;
            box-shadow: 0 0 0 0.2rem rgba(255, 107, 53, 0.25);
            background-color: white;
        }

        .form-label {
            font-weight: 600;
            color: #1a1f4f;
            margin-bottom: 8px;
            font-size: 0.95rem;
        }

        .input-range {
            width: 100%;
            height: 8px;
            border-radius: 5px;
            background: linear-gradient(to right, #1a1f4f, #ff6b35);
            outline: none;
            -webkit-appearance: none;
        }

        .input-range::-webkit-slider-thumb {
            -webkit-appearance: none;
            appearance: none;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: #ff6b35;
            cursor: pointer;
            box-shadow: 0 2px 8px rgba(255, 107, 53, 0.4);
        }

        .input-range::-moz-range-thumb {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: #ff6b35;
            cursor: pointer;
            border: none;
            box-shadow: 0 2px 8px rgba(255, 107, 53, 0.4);
        }

        .btn-calculate {
            background: linear-gradient(135deg, #0d6efd 0%, #113e75 100%);
            border: none;
            color: white;
            font-weight: 700;
            padding: 14px 40px;
            border-radius: 8px;
            font-size: 1.1rem;
            transition: all 0.3s ease;
            width: 100%;
            margin-top: 20px;
        }

        .btn-calculate:hover {
            background: linear-gradient(135deg, #0d6efd 0%, #113e75 100%);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 107, 53, 0.4);
            color: white;
        }

        .result-section {
            background: linear-gradient(135deg, #1a1f4f 0%, #2d3e7f 100%);
            padding: 40px;
            color: white;
            display: none;
        }

        .result-section.active {
            display: block;
        }

        .result-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }

        .result-card {
            background: rgba(255, 255, 255, 0.1);
            border-left: 4px solid #ff6b35;
            padding: 20px;
            border-radius: 8px;
            backdrop-filter: blur(10px);
        }

        .result-card h4 {
            font-size: 0.9rem;
            opacity: 0.8;
            margin-bottom: 10px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .result-card .value {
            font-size: 1.8rem;
            font-weight: 700;
            color: #ff6b35;
        }

        .charts-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 30px;
        }

        .chart-wrapper {
            background: rgba(255, 255, 255, 0.05);
            padding: 25px;
            border-radius: 12px;
            backdrop-filter: blur(10px);
        }

        .chart-wrapper h5 {
            color: white;
            margin-bottom: 20px;
            font-weight: 700;
        }

        .amortization-table {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 12px;
            overflow: hidden;
            margin-top: 30px;
            max-height: 400px;
            overflow-y: auto;
        }

        .table {
            margin: 0;
            color: white;
        }

        .table thead th {
            background: rgba(255, 107, 53, 0.2);
            border: none;
            color: #ff6b35;
            font-weight: 700;
            padding: 15px;
        }

        .table tbody td {
            border: none;
            padding: 12px 15px;
            font-size: 0.9rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .info-box {
            background: rgba(255, 107, 53, 0.1);
            border-left: 4px solid #ff6b35;
            padding: 15px;
            border-radius: 8px;
            margin-bottom: 20px;
            font-size: 0.95rem;
            line-height: 1.6;
        }

        .info-box strong {
            color: #ff6b35;
        }

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

        @media (max-width: 768px) {
            .header h1 {
                font-size: 1.8rem;
            }

            .form-section,
            .result-section {
                padding: 25px;
            }

            .result-grid {
                grid-template-columns: 1fr;
            }

            .charts-section {
                grid-template-columns: 1fr;
            }

            .section-title {
                font-size: 1.1rem;
            }
        }

        .range-value {
            display: inline-block;
            background: #ff6b35;
            color: white;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-left: 10px;
        }

        .reset-btn {
            background: transparent;
            border: 2px solid #ff6b35;
            color: #ff6b35;
            padding: 10px 25px;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            margin-top: 20px;
        }

        .reset-btn:hover {
            background: #ff6b35;
            color: white;
        }