/* Activity Page */
.activity-page {
    padding: var(--space-2xl) 0 var(--space-3xl);
}

.activity-page__header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.activity-page__icon {
    width: 28px;
    height: 28px;
    color: var(--color-accent);
}

.activity-page__title {
    font-size: var(--font-size-xl);
    color: var(--color-text);
}

/* Empty State */
.activity-empty {
    text-align: center;
    padding: var(--space-3xl);
    color: var(--color-text-muted);
}

.activity-empty__icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-md);
    opacity: 0.4;
}

/* Feed */
.activity-feed {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.activity-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-decoration: none;
    transition: border-color var(--transition);
}

.activity-item:hover {
    border-color: var(--color-accent);
}

.activity-item__avatar {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
}

.activity-item__avatar .user-avatar__img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
}

.activity-item__avatar .user-avatar__default {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    color: #fff;
    font-size: 0.875rem;
    font-weight: 700;
}

.activity-item__content {
    min-width: 0;
    flex: 1;
}

.activity-item__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2px;
}

.activity-item__user {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
}

.activity-item__time {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.activity-item__body {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.activity-item__type-icon {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    color: var(--color-accent);
}

/* Pagination */
.activity-page__more {
    text-align: center;
    margin-top: var(--space-xl);
}

@media (max-width: 480px) {
    .activity-item {
        padding: var(--space-sm) var(--space-md);
    }
}