:root {
    --mc-primary-color: #3498db;
    --mc-secondary-color: #2c3e50;
    --mc-accent-color: #e74c3c;
    --mc-success-color: #27ae60;
    --mc-warning-color: #f39c12;
    --mc-info-color: #17a2b8;
    --mc-light-bg: #f8f9fa;
    --mc-dark-bg: #2c3e50;
    --mc-border-color: #dee2e6;
    --mc-shadow: 0 0 15px rgba(0,0,0,0.1);
    --mc-border-radius: 8px;
    --mc-transition: all 0.3s ease;
}

/* Main Container Styles */
.mc-financial-calculators-container {
    max-width: 1200px;
    margin: 20px auto;
    padding: 20px;
    background: #fff;
    border-radius: 12px;
    box-shadow: var(--mc-shadow);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.mc-calc-header {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--mc-border-color);
}

.mc-calc-main-title {
    font-size: 32px;
    color: var(--mc-secondary-color);
    margin-bottom: 10px;
    font-weight: 700;
}

.mc-calc-subtitle {
    font-size: 16px;
    color: #6c757d;
    margin: 0;
    line-height: 1.6;
}

/* Navigation Tabs */
.mc-calc-nav-tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    padding: 0 10px;
}

.mc-calc-tab-btn {
    background: var(--mc-light-bg);
    border: 2px solid var(--mc-border-color);
    color: var(--mc-secondary-color);
    padding: 12px 24px;
    border-radius: var(--mc-border-radius);
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    transition: var(--mc-transition);
    display: flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mc-calc-tab-btn:hover {
    background: var(--mc-primary-color);
    color: white;
    border-color: var(--mc-primary-color);
    transform: translateY(-2px);
}

.mc-calc-tab-btn.active {
    background: var(--mc-primary-color);
    color: white;
    border-color: var(--mc-primary-color);
}

.mc-calc-tab-btn i {
    font-size: 16px;
}

/* Calculator Grid */
.mc-calc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.mc-calc-card {
    background: white;
    border: 1px solid var(--mc-border-color);
    border-radius: var(--mc-border-radius);
    padding: 24px;
    transition: var(--mc-transition);
    position: relative;
    overflow: hidden;
}

.mc-calc-card:hover {
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    transform: translateY(-5px);
}

.mc-calc-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.mc-calc-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--mc-secondary-color);
    margin: 0;
    line-height: 1.3;
}

.mc-calc-description {
    color: #6c757d;
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 20px;
    min-height: 40px;
}

.mc-calc-select-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--mc-primary-color) 0%, #2980b9 100%);
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: var(--mc-border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--mc-transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 13px;
}

.mc-calc-select-btn:hover {
    background: linear-gradient(135deg, #2980b9 0%, var(--mc-primary-color) 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.4);
}

/* Calculator Badges */
.mc-calc-badge {
    background: var(--mc-info-color);
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mc-calc-badge.popular {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
}

.mc-calc-badge.tax-saver {
    background: linear-gradient(135deg, #27ae60 0%, #229954 100%);
}

.mc-calc-badge.safe {
    background: linear-gradient(135deg, #95a5a6 0%, #7f8c8d 100%);
}

.mc-calc-badge.advanced {
    background: linear-gradient(135deg, #8e44ad 0%, #7d3c98 100%);
}

.mc-calc-badge.essential {
    background: linear-gradient(135deg, #f39c12 0%, #d68910 100%);
}

.mc-calc-badge.business {
    background: linear-gradient(135deg, #34495e 0%, #2c3e50 100%);
}

/* Tab Content */
.mc-calc-tab-content {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.mc-calc-tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Modal Styles */
.mc-calc-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.6);
    backdrop-filter: blur(5px);
}

.mc-calc-modal-content {
    background-color: white;
    margin: 2% auto;
    padding: 0;
    border-radius: 12px;
    width: 95%;
    max-width: 900px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.mc-calc-modal-header {
    background: linear-gradient(135deg, var(--mc-primary-color) 0%, #2980b9 100%);
    color: white;
    padding: 20px 30px;
    border-radius: 12px 12px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mc-calc-modal-header h3 {
    margin: 0;
    font-size: 24px;
    font-weight: 600;
}

.mc-calc-close {
    background: none;
    border: none;
    color: white;
    font-size: 28px;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--mc-transition);
}

.mc-calc-close:hover {
    background: rgba(255,255,255,0.2);
    transform: rotate(90deg);
}

.mc-calc-modal-body {
    padding: 30px;
}

/* Individual Calculator Styles */
.mc-calc-form-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 30px;
}

.mc-calc-input-section {
    background: var(--mc-light-bg);
    padding: 30px;
    border-radius: var(--mc-border-radius);
    border: 1px solid var(--mc-border-color);
}

.mc-calc-results-section {
    background: white;
    padding: 30px;
    border-radius: var(--mc-border-radius);
    border: 1px solid var(--mc-border-color);
}

.mc-calc-input-group {
    margin-bottom: 30px;
}

.mc-calc-label {
    display: block;
    font-size: 16px;
    font-weight: 600;
    color: var(--mc-secondary-color);
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mc-calc-slider-container {
    position: relative;
    margin-bottom: 15px;
}

.mc-calc-slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: linear-gradient(to right, #ddd 0%, var(--mc-primary-color) 0%, var(--mc-primary-color) 50%, #ddd 50%);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
}

.mc-calc-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--mc-primary-color) 0%, #2980b9 100%);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(52, 152, 219, 0.4);
    border: 3px solid white;
}

.mc-calc-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--mc-primary-color) 0%, #2980b9 100%);
    cursor: pointer;
    border: 3px solid white;
    box-shadow: 0 2px 8px rgba(52, 152, 219, 0.4);
}

.mc-calc-slider-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    font-size: 12px;
    color: #6c757d;
    font-weight: 500;
}

.mc-calc-input-display {
    display: flex;
    justify-content: center;
    margin-top: 15px;
}

.mc-calc-number-input {
    background: white;
    border: 2px solid var(--mc-border-color);
    border-radius: var(--mc-border-radius);
    padding: 12px 16px;
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    color: var(--mc-secondary-color);
    width: 140px;
    transition: var(--mc-transition);
}

.mc-calc-number-input:focus {
    outline: none;
    border-color: var(--mc-primary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.mc-calc-input-note {
    font-size: 12px;
    color: #6c757d;
    margin-top: 8px;
    text-align: center;
    font-style: italic;
}

/* Results Styles */
.mc-calc-results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.mc-calc-result-card {
    background: var(--mc-light-bg);
    padding: 20px;
    border-radius: var(--mc-border-radius);
    text-align: center;
    border: 1px solid var(--mc-border-color);
    transition: var(--mc-transition);
}

.mc-calc-result-card.highlight {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.mc-calc-result-card h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #6c757d;
}

.mc-calc-result-card.highlight h4 {
    color: rgba(255,255,255,0.9);
}

.mc-calc-result-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--mc-secondary-color);
    margin: 0;
    line-height: 1.2;
}

.mc-calc-result-card.highlight .mc-calc-result-value {
    color: white;
    font-size: 28px;
}

/* Chart Container */
.mc-calc-chart-container {
    background: white;
    padding: 20px;
    border-radius: var(--mc-border-radius);
    border: 1px solid var(--mc-border-color);
    margin-bottom: 30px;
    text-align: center;
}

/* Table Styles */
.mc-calc-table-container {
    overflow-x: auto;
    background: white;
    border-radius: var(--mc-border-radius);
    border: 1px solid var(--mc-border-color);
}

.mc-calc-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.mc-calc-table th {
    background: var(--mc-primary-color);
    color: white;
    padding: 15px 12px;
    text-align: left;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 12px;
}

.mc-calc-table td {
    padding: 12px;
    border-bottom: 1px solid var(--mc-border-color);
    color: var(--mc-secondary-color);
}

.mc-calc-table tbody tr:hover {
    background: rgba(52, 152, 219, 0.05);
}

/* Educational Content */
.mc-calc-education-box {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 30px;
    border-radius: var(--mc-border-radius);
    border-left: 4px solid var(--mc-primary-color);
    margin-top: 30px;
}

.mc-calc-education-box h4 {
    color: var(--mc-secondary-color);
    font-size: 20px;
    margin-bottom: 15px;
    font-weight: 600;
}

.mc-calc-education-box p {
    color: #6c757d;
    line-height: 1.6;
    margin-bottom: 20px;
}

.mc-calc-benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.mc-calc-benefit {
    background: white;
    padding: 20px;
    border-radius: var(--mc-border-radius);
    border: 1px solid var(--mc-border-color);
    text-align: center;
}

.mc-calc-benefit h5 {
    color: var(--mc-secondary-color);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mc-calc-benefit p {
    font-size: 13px;
    color: #6c757d;
    margin: 0;
    line-height: 1.4;
}

.mc-calc-formula-box {
    background: white;
    padding: 20px;
    border-radius: var(--mc-border-radius);
    border: 1px solid var(--mc-border-color);
    margin-top: 20px;
    text-align: center;
}

.mc-calc-formula {
    font-family: 'Courier New', monospace;
    font-size: 18px;
    font-weight: 600;
    color: var(--mc-secondary-color);
    background: var(--mc-light-bg);
    padding: 15px;
    border-radius: var(--mc-border-radius);
    margin: 15px 0;
}

.mc-calc-formula-description {
    font-size: 12px;
    color: #6c757d;
    font-style: italic;
}

/* Benefits Section */
.mc-calc-education {
    background: var(--mc-light-bg);
    padding: 40px 30px;
    border-radius: var(--mc-border-radius);
    margin-top: 40px;
    text-align: center;
}

.mc-calc-education h3 {
    color: var(--mc-secondary-color);
    font-size: 28px;
    margin-bottom: 30px;
    font-weight: 600;
}

.mc-calc-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.mc-calc-benefit-item {
    background: white;
    padding: 30px 20px;
    border-radius: var(--mc-border-radius);
    border: 1px solid var(--mc-border-color);
    text-align: center;
    transition: var(--mc-transition);
}

.mc-calc-benefit-item:hover {
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    transform: translateY(-5px);
}

.mc-calc-benefit-item i {
    font-size: 48px;
    color: var(--mc-primary-color);
    margin-bottom: 20px;
}

.mc-calc-benefit-item h4 {
    color: var(--mc-secondary-color);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 15px;
}

.mc-calc-benefit-item p {
    color: #6c757d;
    font-size: 14px;
    line-height: 1.5;
    margin: 0;
}

/* Disclaimer */
.mc-calc-disclaimer {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border: 1px solid #ffc107;
    border-radius: var(--mc-border-radius);
    padding: 25px;
    margin-top: 40px;
}

.mc-calc-disclaimer p {
    margin-bottom: 10px;
    color: #856404;
    font-size: 13px;
    line-height: 1.5;
}

.mc-calc-disclaimer p:last-child {
    margin-bottom: 0;
    font-weight: 600;
}

/* Single Calculator Container */
.mc-single-calculator-container {
    max-width: 1000px;
    margin: 20px auto;
    padding: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--mc-shadow);
}

.mc-single-calc-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--mc-border-color);
}

.mc-single-calc-title {
    font-size: 28px;
    color: var(--mc-secondary-color);
    margin: 0;
    font-weight: 600;
}

/* Responsive Design */
@media (max-width: 768px) {
    .mc-financial-calculators-container {
        margin: 10px;
        padding: 15px;
    }

    .mc-calc-main-title {
        font-size: 24px;
    }

    .mc-calc-nav-tabs {
        flex-direction: column;
        align-items: center;
    }

    .mc-calc-tab-btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .mc-calc-grid {
        grid-template-columns: 1fr;
    }

    .mc-calc-form-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .mc-calc-results-grid {
        grid-template-columns: 1fr;
    }

    .mc-calc-benefits {
        grid-template-columns: 1fr;
    }

    .mc-calc-modal-content {
        width: 98%;
        margin: 1% auto;
    }

    .mc-calc-modal-header {
        padding: 15px 20px;
    }

    .mc-calc-modal-body {
        padding: 20px;
    }

    .mc-calc-input-section,
    .mc-calc-results-section {
        padding: 20px;
    }

    .mc-calc-slider-labels {
        font-size: 10px;
    }

    .mc-calc-number-input {
        width: 120px;
        font-size: 14px;
        padding: 10px 12px;
    }

    .mc-calc-result-value {
        font-size: 20px;
    }

    .mc-calc-result-card.highlight .mc-calc-result-value {
        font-size: 22px;
    }
}

@media (max-width: 480px) {
    .mc-calc-input-section,
    .mc-calc-results-section,
    .mc-calc-education-box {
        padding: 15px;
    }

    .mc-calc-benefits-grid {
        grid-template-columns: 1fr;
    }

    .mc-calc-table {
        font-size: 12px;
    }

    .mc-calc-table th,
    .mc-calc-table td {
        padding: 8px 6px;
    }
}