/* ============================================
   Products List Filter Styles
   ============================================ */
.filter-options {
    margin-bottom: 40px;
    padding: 20px;
    background: var(--off-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--silver);
}

.filter-row {
    display: flex;
    gap: 15px;
    align-items: center;
    flex-wrap: wrap;
}

.filter-group {
    flex: 1;
    min-width: 200px;
}

.filter-group .form-control,
.filter-options .form-control {
    padding: 12px 15px;
    border: 1px solid var(--silver);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.filter-group .form-control:focus,
.filter-options .form-control:focus {
    border-color: var(--primary-orange);
    box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.1);
    outline: none;
}

.filter-options select.form-control {
    min-width: 150px;
    cursor: pointer;
}

.filter-options input[type="text"] {
    min-width: 250px;
}

.reset-filters {
    padding: 12px 20px;
    border: 1px solid var(--medium-grey);
    background: var(--white);
    color: var(--medium-grey);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
}

.reset-filters:hover {
    border-color: var(--primary-orange);
    color: var(--primary-orange);
    background: var(--white);
}

/* ============================================
   Products Grid Loading State
   ============================================ */
.products-grid.loading {
    position: relative;
    opacity: 0.6;
    pointer-events: none;
}

.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--silver);
    border-top: 4px solid var(--primary-orange);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ============================================
   Responsive Filter Options
   ============================================ */
@media (max-width: 768px) {
    .filter-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-group {
        width: 100%;
    }
    
    .filter-options input[type="text"],
    .filter-options select.form-control {
        min-width: 100%;
        width: 100%;
    }
    
    .reset-filters {
        width: 100%;
        text-align: center;
    }
}