/* Presupuesto Quincenal Frontend Styles */
:root {
    --pq-primary: #2563eb;
    --pq-secondary: #64748b;
    --pq-success: #10b981;
    --pq-danger: #ef4444;
    --pq-warning: #f59e0b;
    --pq-bg: #f8fafc;
    --pq-card: #ffffff;
    --pq-text: #1e293b;
    --pq-text-light: #64748b;
}

.pq-app {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background: var(--pq-bg);
    min-height: 100vh;
}

.pq-header {
    background: var(--pq-card);
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pq-header h1 {
    margin: 0;
    color: var(--pq-text);
    font-size: 24px;
}

.pq-quincena {
    background: var(--pq-primary);
    color: white;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 600;
}

.pq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.pq-card {
    background: var(--pq-card);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.pq-card h2 {
    margin: 0 0 16px;
    color: var(--pq-text);
    font-size: 18px;
    border-bottom: 2px solid var(--pq-bg);
    padding-bottom: 12px;
}

.pq-form-group {
    margin-bottom: 16px;
}

.pq-form-group label {
    display: block;
    margin-bottom: 6px;
    color: var(--pq-text);
    font-weight: 500;
}

.pq-input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-size: 14px;
    box-sizing: border-box;
}

.pq-input:focus {
    outline: none;
    border-color: var(--pq-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.pq-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.pq-btn-primary {
    background: var(--pq-primary);
    color: white;
}

.pq-btn-primary:hover {
    background: #1d4ed8;
}

.pq-btn-danger {
    background: var(--pq-danger);
    color: white;
}

.pq-btn-danger:hover {
    background: #dc2626;
}

.pq-btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.pq-budget-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: var(--pq-bg);
    border-radius: 8px;
    margin-bottom: 8px;
}

.pq-budget-category {
    font-weight: 500;
    color: var(--pq-text);
}

.pq-budget-values {
    text-align: right;
}

.pq-budget-spent {
    color: var(--pq-text-light);
    font-size: 13px;
}

.pq-budget-remaining {
    font-weight: 600;
}

.pq-progress-bar {
    height: 8px;
    background: #e2e8f0;
    border-radius: 4px;
    overflow: hidden;
    margin-top: 8px;
}

.pq-progress-fill {
    height: 100%;
    transition: width 0.3s;
}

.pq-progress-green { background: var(--pq-success); }
.pq-progress-yellow { background: var(--pq-warning); }
.pq-progress-red { background: var(--pq-danger); }

.pq-expense-list {
    max-height: 400px;
    overflow-y: auto;
}

.pq-expense-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    border-bottom: 1px solid var(--pq-bg);
}

.pq-expense-item:last-child {
    border-bottom: none;
}

.pq-expense-info {
    display: flex;
    flex-direction: column;
}

.pq-expense-category {
    font-weight: 500;
    color: var(--pq-text);
}

.pq-expense-desc {
    font-size: 13px;
    color: var(--pq-text-light);
}

.pq-expense-amount {
    font-weight: 600;
    color: var(--pq-danger);
}

.pq-expense-date {
    font-size: 12px;
    color: var(--pq-text-light);
}

.pq-empty {
    text-align: center;
    padding: 40px;
    color: var(--pq-text-light);
}

.pq-nav {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.pq-nav-btn {
    padding: 10px 20px;
    background: var(--pq-card);
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
}

.pq-nav-btn:hover, .pq-nav-btn.active {
    background: var(--pq-primary);
    color: white;
    border-color: var(--pq-primary);
}

.pq-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.pq-tab {
    padding: 8px 16px;
    background: var(--pq-bg);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
}

.pq-tab.active {
    background: var(--pq-primary);
    color: white;
}

.pq-actions {
    display: flex;
    gap: 8px;
}

.pq-category-tag {
    display: inline-block;
    padding: 4px 8px;
    background: var(--pq-bg);
    border-radius: 4px;
    font-size: 12px;
    color: var(--pq-text-light);
}

@media (max-width: 768px) {
    .pq-grid {
        grid-template-columns: 1fr;
    }
    .pq-header {
        flex-direction: column;
        gap: 12px;
    }
}