/* Main Layout */
.main-content {
    padding-top: 100px;
    padding-bottom: 3rem;
    min-height: 100vh;
}

/* Calculator Grid */
.calculator-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

/* Input Card */
.input-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 24px;
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    height: fit-content;
}

.results-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 24px;
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    height: fit-content;
}

.input-card h3,
.results-card h3 {
    margin: 0 0 1.5rem 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-color);
}

/* Input Groups */
.input-group {
    margin-bottom: 1.5rem;
}

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-group input,
.input-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid rgba(59, 130, 246, 0.1);
    border-radius: 12px;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.8);
    transition: all 0.3s ease;
    color: var(--text-color);
}

.input-group input:focus,
.input-group select:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Input Controls */
.input-controls {
    display: flex;
    flex-direction: column;
    margin-left: 0.5rem;
}

.increment-btn,
.decrement-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0.125rem 0;
    transition: all 0.3s ease;
}

.increment-btn:hover,
.decrement-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

/* Quick Buttons */
.quick-amounts {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
    flex-wrap: wrap;
}

.quick-btn {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: #3b82f6;
    padding: 0.5rem 0.875rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.quick-btn:hover,
.quick-btn.active {
    background: #3b82f6;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

/* HRA Section */
.hra-section {
    display: grid;
    gap: 1rem;
    grid-template-columns: 1fr 1fr;
}

.hra-input-group label {
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.input-group small {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.action-btn {
    flex: 1;
    padding: 0.875rem 1.5rem;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.action-btn.primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.3);
}

.action-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.4);
}

.action-btn.secondary {
    background: rgba(107, 114, 128, 0.1);
    color: #6b7280;
    border: 1px solid rgba(107, 114, 128, 0.2);
}

.action-btn.secondary:hover {
    background: rgba(107, 114, 128, 0.2);
    transform: translateY(-2px);
}

/* Regime Comparison */
.regime-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
}

.regime-card {
    background: rgba(255, 255, 255, 0.8);
    border: 2px solid rgba(59, 130, 246, 0.1);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.regime-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.regime-card.old-regime {
    border-color: rgba(245, 101, 101, 0.3);
}

.regime-card.new-regime {
    border-color: rgba(34, 197, 94, 0.3);
}

.regime-card h4 {
    margin: 0 0 1rem 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
}

.tax-amount {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.take-home {
    font-size: 1.1rem;
    font-weight: 600;
    color: #059669;
    margin-bottom: 0.5rem;
}

.regime-card small {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Best Option */
.best-option {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 1.5rem;
    border-radius: 16px;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.3);
}

.recommendation-icon {
    font-size: 2rem;
}

.recommendation-content h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1.2rem;
    font-weight: 600;
}

.recommendation-text {
    font-size: 1rem;
    opacity: 0.9;
}

/* Chart Container */
.chart-container {
    margin: 2rem 0;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 12px;
    height: 300px;
}

/* Breakdown Section */
.breakdown-section h4 {
    margin: 0 0 1rem 0;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-color);
}

.breakdown-grid {
    display: grid;
    gap: 0.75rem;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.875rem;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 8px;
    border-left: 4px solid #e5e7eb;
}

.breakdown-item.primary {
    background: rgba(59, 130, 246, 0.1);
    border-left-color: #3b82f6;
    font-weight: 600;
}

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

.breakdown-value {
    font-weight: 600;
    color: var(--text-color);
}

/* Monthly Section */
.monthly-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.monthly-section h3 {
    margin: 0 0 1.5rem 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.monthly-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.monthly-card {
    background: rgba(255, 255, 255, 0.8);
    border: 2px solid rgba(59, 130, 246, 0.1);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.monthly-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.monthly-card.primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.monthly-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.monthly-card h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1rem;
    font-weight: 500;
    opacity: 0.8;
}

.monthly-value {
    font-size: 1.5rem;
    font-weight: 700;
}

/* Tips Section */
.tips-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.tips-section h3 {
    margin: 0 0 1.5rem 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.tip-card {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(59, 130, 246, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.tip-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    border-color: rgba(59, 130, 246, 0.3);
}

.tip-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

.tip-card h4 {
    margin: 0 0 0.75rem 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
}

.tip-card p {
    margin: 0;
    color: var(--text-muted);
    line-height: 1.5;
}

/* Slabs Section */
.slabs-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.slabs-section h3 {
    margin: 0 0 1.5rem 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.slabs-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.slab-card {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(59, 130, 246, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
}

.slab-card h4 {
    margin: 0 0 1rem 0;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-color);
    text-align: center;
}

.slab-table {
    display: grid;
    gap: 0.5rem;
}

.slab-row {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem;
    background: rgba(248, 250, 252, 0.8);
    border-radius: 8px;
    font-size: 0.9rem;
}

.slab-card small {
    display: block;
    text-align: center;
    margin-top: 1rem;
    color: var(--text-muted);
    font-style: italic;
}

/* Info Section */
.info-section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.info-section h3 {
    margin: 0 0 1.5rem 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
}

.info-card {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(59, 130, 246, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
}

.info-card h4 {
    margin: 0 0 0.75rem 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
}

.info-card p {
    margin: 0;
    color: var(--text-muted);
    line-height: 1.6;
}

/* Dark Mode Support */
[data-theme="dark"] .input-card,
[data-theme="dark"] .results-card,
[data-theme="dark"] .monthly-section,
[data-theme="dark"] .tips-section,
[data-theme="dark"] .slabs-section,
[data-theme="dark"] .info-section {
    background: rgba(31, 41, 55, 0.95);
    border-color: rgba(75, 85, 99, 0.3);
}

[data-theme="dark"] .input-group input,
[data-theme="dark"] .input-group select {
    background: rgba(55, 65, 81, 0.8);
    border-color: rgba(75, 85, 99, 0.3);
    color: #f9fafb;
}

[data-theme="dark"] .regime-card,
[data-theme="dark"] .monthly-card,
[data-theme="dark"] .tip-card,
[data-theme="dark"] .slab-card,
[data-theme="dark"] .info-card {
    background: rgba(55, 65, 81, 0.8);
    border-color: rgba(75, 85, 99, 0.3);
}

[data-theme="dark"] .breakdown-item {
    background: rgba(55, 65, 81, 0.6);
}

[data-theme="dark"] .slab-row {
    background: rgba(55, 65, 81, 0.8);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .calculator-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .regime-comparison {
        grid-template-columns: 1fr;
    }
    
    .slabs-comparison {
        grid-template-columns: 1fr;
    }
    
    .hra-section {
        grid-template-columns: 1fr;
    }
    
    .monthly-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tips-grid {
        grid-template-columns: 1fr;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .best-option {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .main-content {
        padding-top: 80px;
    }
    
    .input-card,
    .results-card,
    .monthly-section,
    .tips-section,
    .slabs-section,
    .info-section {
        padding: 1.5rem;
    }
    
    .monthly-grid {
        grid-template-columns: 1fr;
    }
    
    .quick-amounts {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }
    
    .chart-container {
        height: 250px;
    }
}