/* 专题专栏 - 卡片式专题列表 */
.content .topic-tit {
    position: relative;
    margin: 15px 0 20px 0;
    padding-bottom: 10px;
    font-size: 20px;
    line-height: 1.4;
    color: #1660d7;
    font-weight: bold;
    text-align: left;
    border-bottom: 1px solid #e6e6e6;
        padding-left: 2%;
}

/* 标题左侧蓝色短线 */
.content .topic-tit::before {
    content: "";
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 120px;
    height: 3px;
    background: #1660d7;
}

.content .topic-list .topic-item {
    margin-bottom: 20px;
    padding-bottom: 0;
}

/* 灰色底板 */
.content .topic-card {
    background: #f4f6f8;
    padding: 18px;
    height: 100%;
}

/* 白色内卡 */
.content .topic-inner {
    position: relative;
    background: #fff;
    border: 1px solid #e6e6e6;
    padding: 8px;
}

.content .topic-inner a {
    display: block;
}

.content .topic-list li .topic-inner a img {
    display: block;
    width: 100%;
    height: 150px;
}

/* 右上角「已归档」标签 */
.content .topic-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    z-index: 2;
    padding: 6px 10px;
    font-size: 13px;
    line-height: 1;
    color: #fff;
    background: #e60012;
    border-radius: 0 0 0 4px;
}

/* 归档分组：整行灰色底板内嵌白色卡片 */
.content .topic-list-arc {
    display: flex;
    flex-wrap: wrap;
    row-gap: 20px;
    margin-left: 0;
    margin-right: 0;
    padding: 18px;
    background: #f4f6f8;
}

.content .topic-list-arc .topic-item {
    display: flex;
    margin-bottom: 0;
    padding-bottom: 0;
}

.content .topic-list-arc .topic-card {
    flex: 1 1 auto;
    background: #fff;
    padding: 0;
    border: 1px solid #e6e6e6;
}

/* 归档分组：无图片纯文字卡片 */
.content .topic-inner.topic-arc {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
    padding: 16px 10px 10px;
}

.content .topic-inner.topic-arc .topic-name {
    padding: 0;
    font-size: 16px;
}

.content .topic-inner.topic-arc .topic-foot {
    margin-top: 12px;
}

/* 已归档卡片名称 */
.content .topic-name {
    padding: 12px 4px 0;
    font-size: 15px;
    line-height: 1.5;
    color: #333;
    font-weight: bold;
    text-align: left;
}

/* 归档卡片底部：日期 + 浏览专题 */
.content .topic-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 10px;
    padding: 12px 4px 2px;
    border-top: 1px solid #eee;
    flex-direction: row-reverse
}

.content .topic-date {
    color: #999;
    font-size: 13px;
}

.content .topic-btn {
    padding: 5px 12px;
    font-size: 13px;
    color: #666;
    background: #fafafa;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
}

.content .topic-btn:hover {
    color: #005aa8;
    border-color: #005aa8;
    text-decoration: none;
}

.content .topic-inner a:hover {
    opacity: .85;
}

@media (max-width: 767px) {
    .content .topic-list-arc .topic-item {
    width: 100%;
}
    .content .topic-tit {
        font-size: 18px;
    }

    .content .topic-card {
        padding: 12px;
    }

    .content .topic-list li .topic-inner a img {
        height: 110px;
    }
}