/* --- 消息版本管理样式 --- */

.msg-version-empty {
    text-align: center;
    color: #999;
    padding: 40px 20px;
    font-size: 14px;
}

.msg-version-card {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 14px;
    margin-bottom: 10px;
    border: 1px solid #eee;
    cursor: pointer;
    transition: background 0.2s;
}

.msg-version-card:active {
    background: #f0f0f0;
}

.msg-version-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.msg-version-card-role {
    font-size: 13px;
    font-weight: 600;
    color: var(--primary-color, #6C8CD5);
}

.msg-version-card-count {
    font-size: 12px;
    color: #999;
    background: rgba(0,0,0,0.05);
    padding: 2px 8px;
    border-radius: 10px;
}

.msg-version-card-preview {
    font-size: 13px;
    color: #666;
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* 版本详情列表 */
.msg-version-item {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 14px;
    margin-bottom: 10px;
    border: 1px solid #eee;
    position: relative;
}

.msg-version-item.active {
    border-color: var(--primary-color, #6C8CD5);
    background: rgba(108, 140, 213, 0.05);
}

.msg-version-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.msg-version-item-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-color, #6C8CD5);
}

.msg-version-item-time {
    font-size: 11px;
    color: #aaa;
}

.msg-version-item-content {
    font-size: 13px;
    color: #444;
    line-height: 1.6;
    max-height: 120px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

.msg-version-item-actions {
    display: flex;
    gap: 8px;
    margin-top: 10px;
    justify-content: flex-end;
}

.msg-version-item-actions .btn {
    padding: 4px 12px;
    font-size: 12px;
}

.msg-version-active-badge {
    display: inline-block;
    background: var(--primary-color, #6C8CD5);
    color: #fff;
    font-size: 11px;
    padding: 1px 8px;
    border-radius: 8px;
    margin-left: 6px;
}