/* Social Media Channel Filter Styles */
.social-channel-filter {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1.25rem;
    background-color: #e5e7eb;
    color: #4b5563;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    outline: none;
}

.social-channel-filter:hover {
    background-color: #d1d5db;
    border-color: #9ca3af;
}

.social-channel-filter.active {
    background-color: #E94E1B;
    color: #ffffff;
    border-color: #E94E1B;
}

.social-channel-filter.active:hover {
    background-color: #d63e0f;
    border-color: #d63e0f;
}

/* Loading State */
#blog-posts-grid.loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

#blog-posts-grid.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #E94E1B;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Infinite Scroll Loading Indicator */
#loading-more {
    text-align: center;
    padding: 20px;
}

#loading-more div {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #E94E1B;
    border-radius: 50%;
    animation: spin-inline 1s linear infinite;
}

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

/* Responsive */
@media (max-width: 767px) {
    .social-channel-filter {
        padding: 0.4rem 1rem;
        font-size: 0.75rem;
    }
}