/* 标签云卡片 */
.tag-cloud-card {
    background: #fff;
    border-radius: 10px;
    border: 1px solid #ebecef;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    padding: 24px;
    flex: 1;
}
.tag-cloud-header {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid #f2f2f2;
}
.tag-cloud-header h1 {
    font-size: 20px;
    color: #222;
    margin-bottom: 6px;
    font-weight: 600;
}
.tag-cloud-header p {
    font-size: 13px;
    color: #888;
}

/* 标签云容器 */
.tag-cloud {
    line-height: 2.4;
    text-align: center;
}
.tag-item {
    display: inline-block;
    margin: 5px 10px;
    padding: 4px 14px;
    border-radius: 20px;
    text-decoration: none;
    transition: all 0.25s ease;
    white-space: nowrap;
}
.tag-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    color: #fff;
}

/* 热度字号等级（按排序位次划分） */
.tag-xl { font-size: 28px; font-weight: 600; }
.tag-lg { font-size: 22px; font-weight: 500; }
.tag-md { font-size: 17px; }
.tag-sm { font-size: 14px; }
.tag-xs { font-size: 12px; opacity: 0.85; }

/* 随机配色池 */
.tag-red { background: #fff1f0; color: #cf1322; }
.tag-red:hover { background: #e6212a; }
.tag-orange { background: #fff7e6; color: #d46b08; }
.tag-orange:hover { background: #fa8c16; }
.tag-blue { background: #e6f7ff; color: #096dd9; }
.tag-blue:hover { background: #1890ff; }
.tag-green { background: #f6ffed; color: #389e0d; }
.tag-green:hover { background: #52c41a; }
.tag-purple { background: #f9f0ff; color: #531dab; }
.tag-purple:hover { background: #722ed1; }
.tag-gray { background: #f5f5f5; color: #595959; }
.tag-gray:hover { background: #595959; }

/* 响应式适配 */
@media (max-width: 1200px) {
    .tag-xl { font-size: 24px; }
    .tag-lg { font-size: 19px; }
}
@media (max-width: 768px) {
    .tag-cloud-card { padding: 16px; }
    .tag-cloud-header h1 { font-size: 18px; }
    .tag-xl { font-size: 20px; }
    .tag-lg { font-size: 17px; }
    .tag-md { font-size: 15px; }
}
@media (max-width: 540px) {
    .tag-item { margin: 4px 6px; }
    .tag-xl { font-size: 18px; }
    .tag-lg { font-size: 16px; }
    .tag-md { font-size: 14px; }
}