/* Amortization Calculator Light Theme */

/* Tool Layout */

/* Dark mode overrides */
[data-theme="dark"] {
    --tool-bg: #0f172a;
    --tool-border: #334155;
    --tool-border-hover: #475569;
    --tool-text: #f8fafc;
    --tool-text-secondary: #94a3b8;
    --tool-input-bg: #1e293b;
    --tool-input-border: #334155;
    --tool-button-bg: #1e293b;
    --tool-button-hover: #334155;
    --tool-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3);
    --tool-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
    --surface-color: #1e293b;
    --surface-hover: #334155;
    --background-color: #0f172a;
    --text-color: #f8fafc;
    --status-info: rgba(96, 165, 250, 0.2);
    --status-success: rgba(34, 197, 94, 0.2);
    --status-error: rgba(248, 113, 113, 0.2);
    --bg-color: #0f172a;
}

/* Dark mode element overrides */
[data-theme="dark"] .tool-card {
    background: var(--bg-card, #1e293b);
    border-color: var(--border-color, #334155);
}

[data-theme="dark"] .tool-hero {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
}

[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea {
    background: var(--input-bg, #1e293b);
    color: var(--text-primary, #f8fafc);
    border-color: var(--border-color, #334155);
}

[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder {
    color: var(--text-muted, #64748b);
}

[data-theme="dark"] .tab-btn.active {
    color: white;
}

[data-theme="dark"] label {
    color: var(--text-primary, #f8fafc);
}

[data-theme="dark"] h1, [data-theme="dark"] h2, [data-theme="dark"] h3,
[data-theme="dark"] h4, [data-theme="dark"] h5, [data-theme="dark"] h6 {
    color: var(--text-primary, #f8fafc);
}

[data-theme="dark"] p {
    color: var(--text-secondary, #cbd5e1);
}
.tool-layout {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 2rem;
    margin: 2rem 0;
}

.tool-main {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Calculator Card */
.calculator-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e9ecef;
}

.card-header h3 {
    color: var(--text-primary);
    font-size: 1.3rem;
    margin: 0;
    font-weight: 600;
}

/* Loan Type Selector */
.loan-type-select {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.loan-type-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

/* Input Section */
.input-section {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.input-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-group label {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.9rem;
}

/* Currency Input */
.currency-input {
    position: relative;
    display: flex;
    align-items: center;
}

.currency-symbol {
    position: absolute;
    left: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 1.1rem;
    z-index: 2;
}

.amount-input {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 0.75rem 0.75rem 0.75rem 2rem;
    font-size: 1rem;
    color: var(--text-primary);
    transition: all 0.2s ease;
    width: 100%;
}

.amount-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

/* Rate Input */
.rate-input {
    position: relative;
    display: flex;
    align-items: center;
}

.rate-input-field {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 0.75rem 2rem 0.75rem 0.75rem;
    font-size: 1rem;
    color: var(--text-primary);
    transition: all 0.2s ease;
    width: 100%;
}

.rate-input-field:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.rate-symbol {
    position: absolute;
    right: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 1.1rem;
}

/* Term Input */
.term-input {
    display: flex;
    gap: 0.5rem;
}

.term-input-field {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 0.75rem;
    font-size: 1rem;
    color: var(--text-primary);
    transition: all 0.2s ease;
    flex: 1;
}

.term-input-field:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.term-unit-select {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 0.75rem;
    font-size: 1rem;
    color: var(--text-primary);
    cursor: pointer;
    min-width: 100px;
}

.term-unit-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

/* Date Input */
.date-input {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 0.75rem;
    font-size: 1rem;
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.date-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

/* Extra Payment Section */
.extra-payment-section {
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 1.5rem;
    background: var(--bg-secondary);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.section-header h4 {
    color: var(--text-primary);
    font-size: 1.1rem;
    margin: 0;
    font-weight: 600;
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: 0.3s;
    border-radius: 24px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: var(--bg-primary);
    transition: 0.3s;
    border-radius: 50%;
}

input:checked + .toggle-slider {
    background-color: var(--primary-color);
}

input:checked + .toggle-slider:before {
    transform: translateX(26px);
}

/* Extra Payment Inputs */
.extra-payment-inputs {
    animation: fadeIn 0.3s ease;
}

.extra-payment-inputs.hidden {
    display: none;
}

.extra-payment-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

/* Calculate Button */
.calculate-btn {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: var(--bg-primary);
    border: none;
    border-radius: 12px;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.3);
}

.calculate-btn:hover {
    background: linear-gradient(135deg, #218838, #1da88a);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(40, 167, 69, 0.4);
}

.calculate-btn:active {
    transform: translateY(0);
}

.btn-icon {
    font-size: 1.2rem;
}

/* Results Summary Card */
.results-summary-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
}

.summary-actions {
    display: flex;
    gap: 0.5rem;
}

.action-btn {
    background: #6c757d;
    color: var(--bg-primary);
    border: none;
    border-radius: 8px;
    padding: 0.5rem;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.action-btn:hover {
    background: #5a6268;
    transform: translateY(-1px);
}

.action-btn:disabled {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    cursor: not-allowed;
    transform: none;
}

/* Summary Content */
.summary-placeholder, .error-state {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-secondary);
}

.placeholder-icon, .error-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.summary-placeholder h4, .error-state h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.error-state .error-icon {
    color: #dc3545;
}

.error-state h4 {
    color: #dc3545;
}

/* Summary Grid */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.summary-item {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.summary-item:hover {
    background: var(--bg-tertiary);
    transform: translateY(-2px);
}

.summary-item.primary {
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: var(--bg-primary);
    border-color: #0056b3;
}

.summary-item.highlight {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: var(--bg-primary);
    border-color: #20c997;
}

.summary-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.8;
}

.summary-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
}

.summary-item.primary .summary-label,
.summary-item.highlight .summary-label {
    opacity: 0.9;
}

/* Payment Breakdown */
.payment-breakdown {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
}

.breakdown-chart {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.chart-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.chart-bar {
    height: 20px;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.chart-item.principal .chart-bar {
    background: linear-gradient(135deg, #007bff, #0056b3);
}

.chart-item.interest .chart-bar {
    background: linear-gradient(135deg, #fd7e14, #e55d00);
}

.chart-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.chart-color {
    width: 12px;
    height: 12px;
    border-radius: 3px;
}

.principal-color {
    background: #007bff;
}

.interest-color {
    background: #fd7e14;
}

/* Schedule Card */
.schedule-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
}

.schedule-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.view-select {
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    color: var(--text-primary);
    cursor: pointer;
}

.view-select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.control-btn {
    background: #007bff;
    color: var(--bg-primary);
    border: none;
    border-radius: 8px;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.control-btn:hover {
    background: #0056b3;
    transform: translateY(-1px);
}

/* Schedule Content */
.schedule-placeholder {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-secondary);
}

.schedule-placeholder .placeholder-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.schedule-placeholder h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

/* Schedule Table */
.schedule-table-container {
    overflow-x: auto;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.schedule-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.schedule-table th {
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-weight: 600;
    padding: 1rem 0.75rem;
    text-align: left;
    border-bottom: 2px solid #dee2e6;
    var(--bg-primary)-space: nowrap;
}

.schedule-table td {
    padding: 0.75rem;
    border-bottom: 1px solid #e9ecef;
    color: var(--text-primary);
}

.schedule-row:hover {
    background: var(--bg-secondary);
}

.schedule-row:nth-child(even) {
    background: var(--bg-secondary);
}

.schedule-row:nth-child(even):hover {
    background: var(--bg-tertiary);
}

.schedule-gap {
    background: var(--bg-secondary);
    text-align: center;
}

.expand-btn {
    background: #007bff;
    color: var(--bg-primary);
    border: none;
    border-radius: 8px;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.expand-btn:hover {
    background: #0056b3;
}

.schedule-table.yearly th,
.schedule-table.yearly td {
    text-align: center;
}

/* Sidebar */
.tool-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.info-card {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
}

.info-card h3 {
    color: var(--text-primary);
    font-size: 1.1rem;
    margin: 0 0 1rem 0;
    font-weight: 600;
}

/* Preset Buttons */
.preset-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.preset-btn {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
}

.preset-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

.preset-icon {
    font-size: 1.5rem;
    min-width: 32px;
}

.preset-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.preset-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.preset-desc {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* Comparison Section */
.comparison-section {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-align: center;
    padding: 1rem;
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.comparison-item {
    background: var(--bg-secondary);
    border-radius: 10px;
    padding: 1rem;
    border: 1px solid var(--border-color);
}

.comparison-item.current {
    background: linear-gradient(135deg, #e7f3ff, #cce7ff);
    border-color: var(--primary-color);
}

.comparison-item h4 {
    color: var(--text-primary);
    font-size: 0.9rem;
    margin: 0 0 0.75rem 0;
    font-weight: 600;
}

.comparison-item.current h4 {
    color: var(--primary-color);
}

.comparison-details {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.detail {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
}

.detail-label {
    color: var(--text-secondary);
}

.detail-value {
    color: var(--text-primary);
    font-weight: 500;
}

.savings-summary {
    background: linear-gradient(135deg, #d4edda, #c3e6cb);
    border-radius: 10px;
    padding: 1rem;
    border: 1px solid #c3e6cb;
    display: flex;
    gap: 1.5rem;
}

.savings-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
}

.savings-icon {
    font-size: 1.5rem;
}

.savings-content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.savings-label {
    color: var(--text-success);
    font-size: 0.8rem;
    font-weight: 500;
}

.savings-value {
    color: var(--text-success);
    font-size: 1rem;
    font-weight: 700;
}

/* Features List */
.features-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feature-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.feature-item:hover {
    background: var(--bg-tertiary);
    transform: translateY(-1px);
}

.feature-icon {
    font-size: 1.5rem;
    min-width: 32px;
}

.feature-content h4 {
    color: var(--text-primary);
    font-size: 0.95rem;
    margin: 0 0 0.25rem 0;
    font-weight: 600;
}

.feature-content p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin: 0;
    line-height: 1.4;
}

/* Terms List */
.terms-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.term-item {
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.term-item h4 {
    color: var(--text-primary);
    font-size: 0.9rem;
    margin: 0 0 0.5rem 0;
    font-weight: 600;
}

.term-item p {
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin: 0;
    line-height: 1.4;
}

/* Tips List */
.tips-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.tip-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: var(--text-primary);
    font-size: 0.85rem;
    line-height: 1.4;
}

.tip-icon {
    font-size: 1rem;
    margin-top: 0.1rem;
}

/* Notification */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: #28a745;
    color: var(--bg-primary);
    padding: 1rem 1.5rem;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    animation: slideInRight 0.3s ease;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .tool-layout {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .tool-sidebar {
        order: -1;
    }
}

@media (max-width: 768px) {
    .calculator-card,
    .results-summary-card,
    .schedule-card {
        padding: 1.5rem;
    }
    
    .input-grid,
    .extra-payment-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .summary-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .comparison-grid {
        grid-template-columns: 1fr;
    }
    
    .savings-summary {
        flex-direction: column;
        gap: 1rem;
    }
    
    .schedule-controls {
        flex-direction: column;
        gap: 0.75rem;
        align-items: stretch;
    }
    
    .summary-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .calculator-card,
    .results-summary-card,
    .schedule-card,
    .info-card {
        padding: 1rem;
    }
    
    .term-input {
        flex-direction: column;
    }
    
    .schedule-table {
        font-size: 0.8rem;
    }
    
    .schedule-table th,
    .schedule-table td {
        padding: 0.5rem 0.25rem;
    }
    
    .summary-value {
        font-size: 1.3rem;
    }
}
/* Notification dark mode */
[data-theme="dark"] .notification.success {
    background: rgba(34, 197, 94, 0.2);
    border-color: rgba(34, 197, 94, 0.4);
    color: #4ade80;
}

[data-theme="dark"] .notification.warn {
    background: rgba(251, 191, 36, 0.2);
    border-color: rgba(251, 191, 36, 0.4);
    color: #fbbf24;
}

[data-theme="dark"] .notification.error {
    background: rgba(248, 113, 113, 0.2);
    border-color: rgba(248, 113, 113, 0.4);
    color: #f87171;
}

[data-theme="dark"] .notification.info {
    background: rgba(96, 165, 250, 0.2);
    border-color: rgba(96, 165, 250, 0.4);
    color: #60a5fa;
}