/* ============================================================
   论坛皮肤（仅作用于论坛首页 / 分类列表 / 帖子内容页）
   配色沿用站点主色 var(--primary-color)，不修改全站配色
   ============================================================ */

.yzf-wrap{
    --yzf-primary: var(--primary-color, #006eff);
    --yzf-border: #e9edf2;
    --yzf-line: #f1f4f8;
    --yzf-text: #1f2a37;
    --yzf-sub: #667085;
    --yzf-muted: #98a2b3;
    --yzf-soft: #f7f9fc;
    padding: 16px 0 46px;
    color: var(--yzf-text);
}

/* ---------- 面包屑 ---------- */
.yzf-crumb{
    font-size: 13px;
    color: var(--yzf-muted);
    margin-bottom: 14px;
    line-height: 1.6;
}
.yzf-crumb a{ color: var(--yzf-sub); }
.yzf-crumb a:hover{ color: var(--yzf-primary); }
.yzf-crumb i{ margin: 0 5px; font-style: normal; }

/* 顶部广告位（列表页原有面包屑位置） */
.yzf-topad{
    margin: 0 0 14px;
    overflow: hidden;
    text-align: center;
    line-height: 0;
}
.yzf-topad img,
.yzf-topad iframe,
.yzf-topad ins{
    max-width: 100%;
    margin: 0 auto;
}
.yzf-topad ins{ display: block; }
.yzf-topad--ph{
    padding: 14px 16px;
    border: 1px dashed #cfd8e3;
    border-radius: 6px;
    background: rgba(0,110,255,.03);
    font-size: 13px;
    line-height: 1.7;
    color: var(--yzf-muted);
    text-align: left;
}
.yzf-topad--ph code{
    padding: 1px 5px;
    border-radius: 3px;
    background: #eef2f6;
    color: var(--yzf-primary);
    font-size: 12px;
}

/* 版块说明（后台配置的图文条目） */
.yzf-tips{
    display: flex;
    flex-wrap: wrap;
    gap: 6px 18px;
    margin: -4px 0 14px;
    font-size: 12.5px;
    color: var(--yzf-muted);
}
.yzf-tips i{ margin-right: 4px; color: var(--yzf-primary); }

/* ---------- 三栏布局 ---------- */
.yzf-layout{
    display: grid;
    grid-template-columns: 180px minmax(0,1fr) 280px;
    gap: 16px;
    align-items: start;
}
.yzf-layout--single{ grid-template-columns: minmax(0,1fr) 280px; }
.yzf-main{ min-width: 0; }
.yzf-side, .yzf-right{ min-width: 0; }

/* ---------- 左侧板块导航 ---------- */
.yzf-side-card{
    background: #fff;
    border: 1px solid var(--yzf-border);
    border-radius: 8px;
    overflow: hidden;
}
.yzf-side-hd{
    padding: 13px 14px;
    font-size: 15px;
    font-weight: 600;
    border-bottom: 1px solid var(--yzf-line);
}
.yzf-cat-item{
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 11px 14px;
    font-size: 14px;
    color: #344054;
    border-left: 3px solid transparent;
    transition: all .15s;
}
.yzf-cat-item + .yzf-cat-item{ border-top: 1px solid #f7f9fc; }
.yzf-cat-item:hover{ background: var(--yzf-soft); color: var(--yzf-primary); }
.yzf-cat-item.active{
    background: rgba(0,110,255,.06);
    border-left-color: var(--yzf-primary);
    color: var(--yzf-primary);
    font-weight: 600;
}
.yzf-cat-dot{
    flex: 0 0 auto;
    width: 7px; height: 7px;
    border-radius: 50%;
    background: #c9d4e2;
}
.yzf-cat-item.active .yzf-cat-dot{ background: var(--yzf-primary); }
.yzf-cat-name{ overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.yzf-cat-count{
    margin-left: auto;
    flex: 0 0 auto;
    font-size: 12px;
    color: var(--yzf-muted);
}

/* ---------- 主面板 ---------- */
.yzf-panel{
    background: #fff;
    border: 1px solid var(--yzf-border);
    border-radius: 8px;
    overflow: hidden;
}
.yzf-panel-hd{
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px 12px;
    padding: 15px 16px;
    border-bottom: 1px solid var(--yzf-line);
}
.yzf-panel-hd h2{
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--yzf-text);
}
.yzf-mini{
    margin-left: auto;
    font-size: 12.5px;
    color: var(--yzf-muted);
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}
.yzf-mini b{ color: var(--yzf-primary); font-weight: 600; }

/* 分类头部 */
.yzf-cathead{ align-items: center; }
.yzf-cathead .yzf-cat-ico{
    flex: 0 0 auto;
    width: 44px; height: 44px;
    border-radius: 10px;
    background: rgba(0,110,255,.08);
    display: flex; align-items: center; justify-content: center;
    color: var(--yzf-primary);
    font-size: 20px;
    overflow: hidden;
}
.yzf-cathead .yzf-cat-ico img{ width: 100%; height: 100%; object-fit: cover; }
.yzf-cathead .yzf-cat-info{ min-width: 0; }
.yzf-cathead .yzf-cat-info h2{ font-size: 18px; line-height: 1.3; }
.yzf-cathead .yzf-cat-info p{
    margin: 3px 0 0;
    font-size: 12.5px;
    color: var(--yzf-muted);
}
.yzf-cathead .yzf-btn{ margin-left: auto; }

/* ---------- 选项卡 ---------- */
.yzf-tabs{
    display: flex;
    gap: 24px;
    padding: 0 16px;
    border-bottom: 1px solid var(--yzf-line);
    overflow-x: auto;
}
.yzf-tabs::-webkit-scrollbar{ height: 0; }
.yzf-tabs a{
    flex: 0 0 auto;
    padding: 12px 0;
    font-size: 14px;
    color: var(--yzf-sub);
    border-bottom: 2px solid transparent;
    white-space: nowrap;
    transition: color .15s;
}
.yzf-tabs a:hover{ color: var(--yzf-primary); }
.yzf-tabs a.active{
    color: var(--yzf-primary);
    border-bottom-color: var(--yzf-primary);
    font-weight: 600;
}

/* ---------- 列表表头 ---------- */
.yzf-thead{
    display: grid;
    grid-template-columns: 46px minmax(0,1fr) 48px 48px 92px 132px;
    gap: 12px;
    align-items: center;
    padding: 10px 16px;
    background: #f8fafc;
    border-bottom: 1px solid var(--yzf-line);
    font-size: 12px;
    color: var(--yzf-muted);
}
.yzf-thead .ta-c{ text-align: center; }
.yzf-thead .ta-r{ text-align: right; }

/* ---------- 帖子行 ---------- */
.yzf-list{ display: block; }
.yzf-thread{
    display: grid;
    grid-template-columns: 46px minmax(0,1fr) 48px 48px 92px 132px;
    gap: 12px;
    align-items: center;
    padding: 13px 16px;
    border-bottom: 1px solid var(--yzf-line);
    transition: background .15s;
}
.yzf-thread:last-child{ border-bottom: 0; }
.yzf-thread:hover{ background: #fafcff; }

.yzf-ava{ overflow: hidden; }
.yzf-ava img{
    display: block;
    width: 40px; height: 40px;
    border-radius: 50%;
    object-fit: cover;
    background: #eef2f6;
}
/* 头像指向作者主页 */
.yzf-ava a{ display: block; border-radius: 50%; }
.yzf-ava a:focus-visible{ outline: 2px solid var(--yzf-primary); outline-offset: 2px; }
.yzf-thread-main{ min-width: 0; }
.yzf-title{
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--yzf-text);
    line-height: 1.5;
    text-decoration: none;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.yzf-title:hover{ color: var(--yzf-primary); }
.yzf-sub{
    margin-top: 6px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 12px;
    color: var(--yzf-muted);
}
.yzf-sub i{ margin-right: 3px; }
.yzf-badge{
    display: inline-block;
    padding: 1px 9px;
    border-radius: 10px;
    background: rgba(0,110,255,.08);
    color: var(--yzf-primary);
    font-size: 12px;
    line-height: 18px;
}
.yzf-badge:hover{ background: var(--yzf-primary); color: #fff; }
.yzf-badge a{ color: inherit; text-decoration: none; }
.yzf-badge:hover a{ color: #fff; }
.yzf-author-inline{ color: var(--yzf-sub); }
.yzf-author-inline a{ color: var(--yzf-sub); }

.yzf-thread-author{
    font-size: 13px;
    color: var(--yzf-sub);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.yzf-thread-author a{ color: var(--yzf-sub); }
.yzf-thread-author a:hover{ color: var(--yzf-primary); }

.yzf-desc{
    margin: 4px 0 0;
    font-size: 12.5px;
    line-height: 1.55;
    color: var(--yzf-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.yzf-thread-rep,
.yzf-thread-view{
    text-align: center;
    font-size: 11.5px;
    color: var(--yzf-muted);
    line-height: 1.3;
}
.yzf-thread-rep b,
.yzf-thread-view b{
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #344054;
}
.yzf-thread-rep .lbl,
.yzf-thread-view .lbl,
.yzf-sub .yzf-author-inline{ display: none; }
.yzf-thread-last{
    text-align: right;
    font-size: 12px;
    color: var(--yzf-muted);
    line-height: 1.5;
    overflow: hidden;
}
.yzf-thread-last span{ display: block; }
.yzf-thread-last a{ color: var(--yzf-sub); }
.yzf-thread-last a:hover{ color: var(--yzf-primary); }

/* 首页与分类列表共用同一套列结构，字段只在表头出现一次 */

/* 空状态 */
.yzf-empty{
    padding: 48px 16px;
    text-align: center;
    color: var(--yzf-muted);
    font-size: 14px;
}

/* ---------- 分页 ---------- */
.yzf-pager{ padding: 16px; border-top: 1px solid var(--yzf-line); }
.yzf-pager .fenye, .yzf-pager .ceo-text-center{ text-align: center; }
.yzf-pager a, .yzf-pager span{
    display: inline-block;
    min-width: 34px;
    height: 34px;
    line-height: 32px;
    padding: 0 8px;
    margin: 0 3px;
    border: 1px solid var(--yzf-border);
    border-radius: 6px;
    font-size: 13px;
    color: var(--yzf-sub);
    background: #fff;
}
.yzf-pager a:hover{ color: var(--yzf-primary); border-color: var(--yzf-primary); }
.yzf-pager .current, .yzf-pager .active{
    background: var(--yzf-primary);
    border-color: var(--yzf-primary);
    color: #fff !important;
}

/* ---------- 查看更多（首页加载更多） ---------- */
.yzf-loadmore{
    padding: 14px 16px;
    border-top: 1px solid var(--yzf-line);
    text-align: center;
    font-size: 13px;
    color: var(--yzf-muted);
}
.yzf-loadmore a{
    display: block;
    height: 38px;
    line-height: 36px;
    border: 1px solid var(--yzf-border);
    border-radius: 6px;
    background: #fbfcfe;
    font-size: 13.5px;
    color: var(--yzf-sub);
    transition: all .15s;
}
.yzf-loadmore a:hover,
.yzf-loadmore a.loading{
    color: var(--yzf-primary);
    border-color: var(--yzf-primary);
    background: rgba(0,110,255,.04);
}

/* ---------- 右侧栏卡片 ---------- */
.yzf-sidebar{ display: block; }
.yzf-card{
    background: #fff;
    border: 1px solid var(--yzf-border);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 16px;
}
.yzf-card:last-child{ margin-bottom: 0; }
.yzf-card-hd{
    font-size: 15px;
    font-weight: 600;
    color: var(--yzf-text);
    padding-left: 10px;
    position: relative;
    margin-bottom: 14px;
    line-height: 1.4;
}
.yzf-card-hd:before{
    content: "";
    position: absolute;
    left: 0; top: 2px; bottom: 2px;
    width: 3px;
    border-radius: 2px;
    background: var(--yzf-primary);
}

/* 统计 */
.yzf-stat-grid{
    display: grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 10px;
}
.yzf-stat-grid > div{
    padding: 10px 6px;
    border-radius: 6px;
    background: var(--yzf-soft);
    text-align: center;
}
.yzf-stat-grid b{
    display: block;
    font-size: 17px;
    font-weight: 600;
    line-height: 1.2;
    color: var(--yzf-primary);
}
.yzf-stat-grid span{
    display: block;
    margin-top: 3px;
    font-size: 12px;
    color: var(--yzf-muted);
}

/* 搜索 */
.yzf-search-form{ display: flex; gap: 8px; }
.yzf-search-form input[type=text]{
    flex: 1 1 auto;
    min-width: 0;
    height: 36px;
    padding: 0 10px;
    border: 1px solid var(--yzf-border);
    border-radius: 6px;
    font-size: 13px;
    background: #fbfcfe;
}
.yzf-search-form input[type=text]:focus{
    border-color: var(--yzf-primary);
    background: #fff;
    outline: none;
}
.yzf-search-form button{
    flex: 0 0 auto;
    height: 36px;
    padding: 0 14px;
    border: 0;
    border-radius: 6px;
    background: var(--yzf-primary);
    color: #fff;
    font-size: 13px;
    cursor: pointer;
}
.yzf-tagbox{ display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.yzf-tagbox a{
    padding: 4px 10px;
    border-radius: 4px;
    background: rgba(0,110,255,.08);
    color: var(--yzf-primary);
    font-size: 12px;
}
.yzf-tagbox a:hover{ background: var(--yzf-primary); color: #fff; }

/* 热门帖子 */
.yzf-hotlist{ list-style: none; margin: 0; padding: 0; }
.yzf-hotlist li{
    padding: 10px 0;
    border-bottom: 1px dashed var(--yzf-line);
}
.yzf-hotlist li:last-child{ border-bottom: 0; padding-bottom: 0; }
.yzf-hotlist li:first-child{ padding-top: 0; }
.yzf-hotlist .t{
    display: block;
    font-size: 13.5px;
    color: #344054;
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.yzf-hotlist .t:hover{ color: var(--yzf-primary); }
.yzf-hotlist .m{
    margin-top: 4px;
    display: flex;
    gap: 14px;
    font-size: 12px;
    color: var(--yzf-muted);
}
.yzf-hotlist .m i{ margin-right: 3px; }

/* 广告 */
.yzf-ad a{ display: block; }
.yzf-ad img{ display: block; width: 100%; border-radius: 6px; }

/* 最新回复 */
.yzf-reply-list{ list-style: none; margin: 0; padding: 0; }
.yzf-reply-list li{
    padding: 10px 0;
    border-bottom: 1px dashed var(--yzf-line);
}
.yzf-reply-list li:last-child{ border-bottom: 0; padding-bottom: 0; }
.yzf-reply-list li:first-child{ padding-top: 0; }
.yzf-reply-list .t{
    display: block;
    font-size: 13px;
    color: #344054;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.yzf-reply-list .t:hover{ color: var(--yzf-primary); }
.yzf-reply-list .q{
    margin: 5px 0 0;
    font-size: 12px;
    line-height: 1.6;
    color: var(--yzf-muted);
}
.yzf-reply-list .m{
    margin-top: 4px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    color: var(--yzf-muted);
}
.yzf-reply-list .m span:first-child{ color: var(--yzf-sub); }

/* 活跃会员 */
.yzf-member-list{ list-style: none; margin: 0; padding: 0; }
.yzf-member-list li{
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px dashed var(--yzf-line);
}
.yzf-member-list li:last-child{ border-bottom: 0; padding-bottom: 0; }
.yzf-member-list li:first-child{ padding-top: 0; }
.yzf-member-list .ava{ flex: 0 0 auto; }
.yzf-member-list img{
    display: block;
    width: 30px; height: 30px;
    border-radius: 50%;
    background: #eef2f6;
}
.yzf-member-list .info{ min-width: 0; line-height: 1.4; }
.yzf-member-list .name{
    display: block;
    font-size: 13px;
    color: #344054;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.yzf-member-list .name:hover{ color: var(--yzf-primary); }
.yzf-member-list .cnt{ font-size: 12px; color: var(--yzf-muted); }

/* 会员 */
.yzf-drlist{ list-style: none; margin: 0; padding: 0; }
.yzf-drlist li{
    display: flex;
    align-items: center;
    gap: 9px;
    padding: 7px 0;
    font-size: 13px;
    color: var(--yzf-sub);
}
.yzf-drlist img{ width: 26px; height: 26px; border-radius: 50%; }

/* ---------- 按钮 ---------- */
.yzf-btn{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    height: 34px;
    padding: 0 16px;
    border-radius: 6px;
    border: 1px solid var(--yzf-border);
    background: #fff;
    color: var(--yzf-sub);
    font-size: 13px;
    line-height: 1;
    cursor: pointer;
    transition: all .15s;
    white-space: nowrap;
}
.yzf-btn:hover{ color: var(--yzf-primary); border-color: var(--yzf-primary); }
.yzf-btn-primary{
    border-color: var(--yzf-primary);
    background: var(--yzf-primary);
    color: #fff !important;
}
.yzf-btn-primary:hover{
    opacity: .88;
    color: #fff;
    border-color: var(--yzf-primary);
}

/* ---------- 帖子内容页 ---------- */
.yzf-post{
    background: #fff;
    border: 1px solid var(--yzf-border);
    border-radius: 8px;
    padding: 20px 22px;
    margin-bottom: 16px;
}
.yzf-post-hd{
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--yzf-line);
}
.yzf-post-hd .yzf-ava img{ width: 44px; height: 44px; }
.yzf-post-hd-info{ min-width: 0; line-height: 1.5; }
.yzf-post-hd-info .name{ font-size: 14px; font-weight: 600; }
.yzf-post-hd-info .name a{ color: var(--yzf-text); }
.yzf-post-hd-info .name a:hover{ color: var(--yzf-primary); }
.yzf-post-hd-info .time{ display: block; font-size: 12px; color: var(--yzf-muted); }
.yzf-post-views{
    margin-left: auto;
    flex: 0 0 auto;
    font-size: 12.5px;
    color: var(--yzf-muted);
}
.yzf-post-views i{ margin-right: 4px; }
.yzf-post-title{
    margin: 18px 0 12px;
    font-size: 24px;
    line-height: 1.4;
    font-weight: 700;
    color: var(--yzf-text);
}
.yzf-post-meta{
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    font-size: 12.5px;
    color: var(--yzf-muted);
    padding-bottom: 16px;
    border-bottom: 1px solid var(--yzf-line);
}
.yzf-post-meta i{ margin-right: 4px; }
.yzf-post-actions{
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 14px;
}
.yzf-post-actions .zt{ font-size: 12.5px; color: var(--yzf-muted); }
.yzf-post-actions .zt em{
    font-style: normal;
    margin-right: 4px;
    color: var(--yzf-sub);
}
.yzf-post-actions .zt a{ color: var(--yzf-sub); }
.yzf-post-actions .post-like{
    display: inline-flex;
    align-items: center;
    gap: 4px;
    height: 34px;
    padding: 0 14px;
    border: 1px solid var(--yzf-border);
    border-radius: 6px;
    font-size: 13px;
    color: var(--yzf-sub);
    background: #fff;
}
.yzf-post-actions .post-like:hover{ color: var(--yzf-primary); border-color: var(--yzf-primary); }

.yzf-post-body{
    background: #fff;
    border: 1px solid var(--yzf-border);
    border-radius: 8px;
    padding: 20px 22px;
    margin-bottom: 16px;
}
.yzf-post-body-hd{
    font-size: 15px;
    font-weight: 600;
    padding-bottom: 12px;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--yzf-line);
}
.yzf-post-body .single-content{ font-size: 15px; line-height: 1.9; color: #344054; }
.yzf-post-body .single-content img{ max-width: 100%; height: auto; }
.yzf-copy{
    margin-top: 20px;
    padding: 12px 14px;
    border-radius: 6px;
    background: var(--yzf-soft);
    font-size: 12.5px;
    color: var(--yzf-muted);
    line-height: 1.7;
}
.yzf-copy i{ margin-right: 4px; }
.yzf-tags{ display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.yzf-tags a{
    padding: 4px 10px;
    border-radius: 4px;
    background: rgba(0,110,255,.08);
    color: var(--yzf-primary);
    font-size: 12px;
}
.yzf-tags a:hover{ background: var(--yzf-primary); color: #fff; }

/* 作者卡片 */
.yzf-author-card{ text-align: center; }
.yzf-author-card .avatar{
    width: 74px; height: 74px;
    margin: 0 auto 10px;
    border-radius: 50%;
    overflow: hidden;
}
.yzf-author-card .avatar img{ width: 100%; height: 100%; object-fit: cover; }
.yzf-author-card .avatar a{ display: block; width: 100%; height: 100%; border-radius: 50%; }
.yzf-author-card .avatar a:focus-visible{ outline: 2px solid var(--yzf-primary); outline-offset: 2px; }
.yzf-author-card .aname{ font-size: 15px; font-weight: 600; color: var(--yzf-text); }
.yzf-author-card .aname a{ color: var(--yzf-text); }
.yzf-author-card .aname a:hover{ color: var(--yzf-primary); }
.yzf-author-card .astat{
    margin: 10px 0 12px;
    font-size: 12.5px;
    color: var(--yzf-muted);
}
.yzf-author-card .astat b{ color: var(--yzf-primary); }

/* ---------- 发帖表单 ---------- */
.yzf-form-card{
    background: #fff;
    border: 1px solid var(--yzf-border);
    border-radius: 8px;
    padding: 20px 22px;
}
.yzf-form-card .yzf-form-hd{
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 18px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--yzf-line);
}
.yzf-form-card label{ font-size: 13px; color: var(--yzf-sub); }
.yzf-form-card .ceo-input,
.yzf-form-card .ceo-select,
.yzf-form-card textarea{
    border: 1px solid var(--yzf-border);
    border-radius: 6px;
}
.yzf-form-card .ceo-input:focus,
.yzf-form-card .ceo-select:focus,
.yzf-form-card textarea:focus{
    border-color: var(--yzf-primary);
    outline: none;
}

/* ---------- 评论区（仅论坛内容页） ---------- */
.yzf-main .comments{
    background: #fff;
    border: 1px solid var(--yzf-border);
    border-radius: 8px;
    overflow: hidden;
}
.yzf-main .comments-title{
    padding: 15px 20px;
    font-size: 15px;
    font-weight: 600;
    border-bottom: 1px solid var(--yzf-line);
    background: #fff;
}
.yzf-main .comment-list{ padding: 18px 20px; }
.yzf-main .comment-list .avatar img{ border-radius: 50%; }

/* ---------- 响应式 ---------- */
@media (max-width: 1200px){
    .yzf-layout{ grid-template-columns: 160px minmax(0,1fr); }
    .yzf-layout--single{ grid-template-columns: minmax(0,1fr); }
    /* 右侧栏整行下移，保留搜索、热门等入口 */
    .yzf-right{ grid-column: 1 / -1; }
    .yzf-right .yzf-sidebar{
        display: grid;
        grid-template-columns: repeat(2, minmax(0,1fr));
        gap: 16px;
        align-items: start;
    }
    .yzf-right .yzf-sidebar > .yzf-card{ margin-bottom: 0; }
}
@media (max-width: 900px){
    .yzf-layout{ grid-template-columns: minmax(0,1fr); }
    /* 左侧版块导航改为横向胶囊条：移动端仍可切换版块 */
    .yzf-side{ display: block; }
    .yzf-side-card{
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 9px 10px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .yzf-side-card::-webkit-scrollbar{ display: none; }
    .yzf-side-hd{ display: none; }
    .yzf-cat-item{
        flex: 0 0 auto;
        padding: 6px 12px;
        gap: 6px;
        font-size: 13px;
        white-space: nowrap;
        border: 1px solid var(--yzf-border);
        border-radius: 999px;
    }
    .yzf-cat-item + .yzf-cat-item{ border-top: 1px solid var(--yzf-border); }
    .yzf-cat-item.active{
        border-color: var(--yzf-primary);
        background: rgba(0,110,255,.06);
    }
    .yzf-cat-dot{ display: none; }
    .yzf-cat-count{ margin-left: 0; }

    /* 表头隐藏，作者/最后回复收进正文行内 */
    .yzf-thead{ display: none; }
    .yzf-list .yzf-thread{
        grid-template-columns: 46px minmax(0,1fr) 44px 44px;
        gap: 10px;
        padding: 12px 14px;
    }
    .yzf-thread-author,
    .yzf-thread-last{ display: none; }
    .yzf-thread-rep .lbl,
    .yzf-thread-view .lbl{ display: inline; font-size: 11px; }
    .yzf-sub .yzf-author-inline{ display: inline; }
    .yzf-post-title{ font-size: 20px; }
    .yzf-post{ padding: 16px; }
    .yzf-post-body{ padding: 16px; }
}
@media (max-width: 560px){
    .yzf-right .yzf-sidebar{ grid-template-columns: minmax(0,1fr); }
    .yzf-list .yzf-thread{
        grid-template-columns: 40px minmax(0,1fr) 40px 40px;
        gap: 8px;
        padding: 11px 12px;
    }
    .yzf-thread-rep,
    .yzf-thread-view{ font-size: 11px; }
    .yzf-thread-rep b,
    .yzf-thread-view b{ font-size: 13px; }
    .yzf-desc{ display: none; }
    .yzf-ava img{ width: 34px; height: 34px; }
    .yzf-title{ font-size: 14px; }
    .yzf-post-meta{ gap: 12px; }
}