/* Activity & Event Filter Styles */

/* Filter containers */
.activity-filters,
.event-filters {
    display: flex;
    gap: var(--space-sm);
    margin-left: auto;
}

/* Filter select */
.filter-select {
    padding: var(--space-xs) var(--space-md);
    padding-right: calc(var(--space-md) + 20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: white;
    color: var(--text-primary);
    font-size: var(--font-sm);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23666' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-sm) center;
    background-size: 10px;
    min-width: 120px;
    transition: all 0.2s ease;
}

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

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

/* Card header adjustments */
.content-card .card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.content-card .card-header h3 {
    margin: 0;
    flex-shrink: 0;
}

/* Activity item types */
.activity-item[data-type="member_joined"] .activity-icon {
    background: #dbeafe;
    color: #2563eb;
}

.activity-item[data-type="event_completed"] .activity-icon {
    background: #d1fae5;
    color: #10b981;
}

.activity-item[data-type="matching_success"] .activity-icon {
    background: #fef3c7;
    color: #f59e0b;
}

.activity-item[data-type="message_sent"] .activity-icon {
    background: #e0e7ff;
    color: #6366f1;
}

.activity-item[data-type="connection_made"] .activity-icon {
    background: #fce7f3;
    color: #ec4899;
}

/* Event item enhancements */
.event-item {
    cursor: pointer;
    transition: all 0.2s ease;
    padding: var(--space-md);
    margin: 0 calc(var(--space-md) * -1);
    border-radius: var(--radius-md);
}

.event-item:hover {
    background: var(--gray-50);
    transform: translateX(4px);
}

.event-meta {
    display: flex;
    gap: var(--space-md);
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-top: var(--space-xs);
}

.event-meta span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.event-meta i {
    font-size: var(--font-xs);
}

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

.empty-state i {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    color: var(--gray-400);
}

.empty-state p {
    margin: 0;
    color: var(--text-secondary);
}

/* Loading state */
.filter-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--space-2xl);
    color: var(--gray-500);
}

.filter-loading i {
    font-size: var(--font-2xl);
    animation: spin 1s linear infinite;
}

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

/* Responsive */
@media (max-width: 768px) {
    .content-card .card-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .activity-filters,
    .event-filters {
        width: 100%;
        flex-direction: column;
    }
    
    .filter-select {
        width: 100%;
        min-width: auto;
    }
    
    .event-item {
        margin: 0;
        padding: var(--space-sm);
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .filter-select {
        background: var(--dark-bg-secondary);
        border-color: var(--dark-border-color);
        color: var(--dark-text-primary);
    }
    
    .filter-select:hover,
    .filter-select:focus {
        border-color: var(--primary-color);
    }
    
    .event-item:hover {
        background: var(--dark-bg-tertiary);
    }
}