/* Products Filtering Styles */
.product-filters-wrapper {
    margin-bottom: 40px;
    background-color: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
}

.filter-header {
    border-bottom: 2px solid var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.filter-header h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}

#productCount {
    color: var(--accent-color);
    font-weight: 700;
    font-size: 14px;
    background-color: var(--primary-color);
    padding: 4px 12px;
    border-radius: 20px;
}

/* Filter Groups Container */
.filter-groups {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.filter-group-label {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 15px;
    padding: 8px 0;
    position: relative;
    display: inline-block;
    opacity: 1;
}

.filter-group-label::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), var(--primary-color));
    border-radius: 2px;
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.filter-btn {
    padding: 0px 10px;
    background-color: var(--white-color);
    color: var(--primary-color);
    border: 1px solid #d0d0d0;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
    user-select: none;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.filter-btn input[type="checkbox"] {
    display: none;
}

.filter-btn::before {
    content: '';
    width: 12px;
    height: 12px;
    border: 2px solid #d0d0d0;
    background-color: var(--white-color);
    transition: all 0.2s ease;
    flex-shrink: 0;
    position: relative;
}

.filter-btn.is-active::before {
    background-color: var(--primary-color);
    border-color: var(--accent-color);
}

.filter-btn.is-active::after {
    content: '✓';
    position: absolute;
    left: 2px;
    top: 1px;
    color: var(--primary-color);
    font-size: 10px;
    font-weight: bold;
    line-height: 1;
}

.filter-btn:hover {
    background-color: #f0f0f0;
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

.filter-btn:hover::before {
    border-color: var(--primary-color);
}

.filter-btn.is-active {
    background-color: var(--accent-color);
    color: var(--primary-color);
    border-color: var(--secondary-color);
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.filter-btn.is-active:hover {
    background-color: var(--primary-color);
    color: var(--secondary-color);
    transform: translateY(-1px);
}

.filter-btn.is-active:hover::after {
    color: var(--secondary-color);
}

.filter-btn:hover {
    background-color: #f0f0f0;
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

.filter-btn.is-active {
    background-color: var(--accent-color);
    color: var(--primary-color);
    border-color: var(--secondary-color);
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.filter-btn.is-active:hover {
    background-color: var(--primary-color);
    color: var(--secondary-color);
    transform: translateY(-1px);
}

.filter-btn span {
    position: relative;
    z-index: 1;
}

/* Service Item Hover Effects */
.service-item {
    opacity: 1;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.service-item.fade-out {
    opacity: 0;
    transform: scale(0.95);
}

.service-item.fade-in {
    animation: fadeInProduct 0.5s ease forwards;
}

@keyframes fadeInProduct {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Inline Loading Spinner for Infinite Scroll */
#inlineLoader {
    padding: 30px 0;
}

.inline-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.inline-spinner .spinner-border {
    width: 3rem;
    height: 3rem;
    border-width: 0.3em;
}

.inline-spinner p {
    font-size: 14px;
    font-weight: 500;
    color: #666;
    margin: 0;
}

/* End Message */
#endMessage {
    padding: 20px 0;
    border-top: 2px solid #e0e0e0;
}

#endMessage p {
    font-size: 14px;
    font-weight: 600;
    color: #999;
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Responsive Styles */
@media (max-width: 992px) {
    .filter-groups {
        grid-template-columns: 1fr;
        gap: 15px;
    }
}

@media (max-width: 768px) {
    .product-filters-wrapper {
        padding: 15px;
        margin-bottom: 25px;
    }
    
    .filter-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        padding-bottom: 10px;
    }
    
    .filter-header h3 {
        font-size: 14px;
    }
    
    #productCount {
        font-size: 12px;
        padding: 3px 10px;
    }
    
    .filter-group-label {
        font-size: 11px;
    }
    
    .filter-buttons {
        gap: 6px;
    }
    
    .filter-btn {
        padding: 6px 14px;
        font-size: 11px;
    }
}

@media (max-width: 480px) {
    .filter-btn {
        flex: 1 1 auto;
        min-width: calc(50% - 3px);
        text-align: center;
        justify-content: center;
    }
    
    .filter-btn::before {
        width: 10px;
        height: 10px;
    }
    
    .filter-btn.is-active::after {
        font-size: 8px;
        left: 1px;
        top: 0px;
    }
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    color: var(--white-color);
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 15px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-overlay p {
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

/* No Results / Error Messages */
.no-results,
.error-message {
    text-align: center;
    padding: 60px 20px;
    background-color: #f8f9fa;
    border-radius: 10px;
    margin: 20px 0;
}

.no-results p,
.error-message p {
    font-size: 18px;
    color: var(--primary-color);
    margin: 0;
}

.error-message {
    background-color: #fff3cd;
    border: 2px solid #ffc107;
}

.error-message p {
    color: #856404;
}