/* Budget Planner Styles */

.budget-hero {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    padding: var(--space-3xl) 0;
    text-align: center;
    margin-top: 80px;
}

.budget-hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    margin-bottom: var(--space-lg);
}

.budget-hero p {
    font-size: 1.25rem;
    opacity: 0.95;
    max-width: 600px;
    margin: 0 auto;
}

.budget-overview {
    padding: var(--space-3xl) 0;
    background: var(--gray-50);
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.overview-card {
    background: var(--white);
    border-radius: 16px;
    padding: var(--space-xl);
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.overview-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

.overview-card.income {
    border-color: #10b981;
}

.overview-card.income .card-icon {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.overview-card.expenses {
    border-color: #ef4444;
}

.overview-card.expenses .card-icon {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

.overview-card.balance {
    border-color: #6366f1;
}

.overview-card.balance .card-icon {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
}

.card-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.card-content h3 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-600);
    margin-bottom: var(--space-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.amount {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--gray-800);
    font-family: 'Inter', monospace;
}

.budget-management {
    padding: var(--space-3xl) 0;
    background: var(--white);
}

.management-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-2xl);
    max-width: 1000px;
    margin: 0 auto;
}

.management-card {
    background: var(--gray-50);
    border-radius: 16px;
    padding: var(--space-2xl);
    border: 2px solid var(--gray-100);
}

.management-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: var(--space-lg);
    text-align: center;
}

.input-group {
    margin-bottom: var(--space-lg);
}

.input-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--space-sm);
}

.input-group input,
.input-group select {
    width: 100%;
    padding: var(--space-md);
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    background: var(--white);
}

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

.add-btn {
    width: 100%;
    border: none;
    padding: var(--space-lg);
    border-radius: 12px;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

.income-btn {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.income-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(16, 185, 129, 0.4);
}

.expense-btn {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

.expense-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(239, 68, 68, 0.4);
}

.transaction-history {
    padding: var(--space-3xl) 0;
    background: var(--gray-50);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2xl);
}

.section-header h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-800);
}

.header-actions {
    display: flex;
    gap: var(--space-md);
}

.transactions-container {
    background: var(--white);
    border-radius: 16px;
    padding: var(--space-xl);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.transactions-list {
    max-height: 500px;
    overflow-y: auto;
}

.empty-state {
    text-align: center;
    padding: var(--space-3xl);
    color: var(--gray-500);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: var(--space-lg);
    opacity: 0.5;
}

.empty-state h4 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
}

.transaction-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--gray-100);
    transition: background-color 0.3s ease;
}

.transaction-item:hover {
    background: var(--gray-50);
}

.transaction-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.transaction-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
}

.transaction-icon.income {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.transaction-icon.expense {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

.transaction-details h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--space-xs);
}

.transaction-details p {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.transaction-amount {
    text-align: right;
}

.transaction-amount .amount {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.transaction-amount .amount.income {
    color: #10b981;
}

.transaction-amount .amount.expense {
    color: #ef4444;
}

.transaction-date {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.budget-insights {
    padding: var(--space-2xl) 0;
    background: var(--white);
}

.budget-insights h3 {
    text-align: center;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: var(--space-2xl);
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.insight-card {
    background: var(--gray-50);
    border-radius: 16px;
    padding: var(--space-xl);
    border: 2px solid var(--gray-100);
}

.insight-card h4 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: var(--space-lg);
}

.tips-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.tip {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: var(--white);
    border-radius: 8px;
    border: 1px solid var(--gray-200);
}

.tip i {
    color: var(--primary-color);
    margin-top: 2px;
}

.category-breakdown {
    min-height: 200px;
}

.empty-breakdown {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--gray-500);
}

.empty-breakdown i {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

.category-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md);
    background: var(--white);
    border-radius: 8px;
    margin-bottom: var(--space-sm);
    border: 1px solid var(--gray-200);
}

.category-info {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.category-amount {
    font-weight: 600;
    color: var(--gray-800);
}

.category-percentage {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-left: var(--space-sm);
}

/* Mobile Optimizations */
@media (max-width: 768px) {
    .overview-grid {
        grid-template-columns: 1fr;
    }
    
    .management-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .section-header {
        flex-direction: column;
        gap: var(--space-md);
        align-items: stretch;
    }
    
    .header-actions {
        justify-content: center;
    }
    
    .transaction-item {
        flex-direction: column;
        gap: var(--space-md);
        align-items: flex-start;
    }
    
    .transaction-amount {
        text-align: left;
        width: 100%;
    }
    
    .insights-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .management-grid {
        grid-template-columns: 1fr;
    }
    
    .insight-card {
        padding: var(--space-lg);
    }
}