/*
Theme Name: TechFront（技术前线）
Author: TechFront 主题开发
Description: 原创资讯类 WordPress 主题，面向科技资讯站点。全宽扁平化门户布局、响应式设计，含焦点轮播、专题区、标签文章流（加载更多）、快讯与热门榜、合作伙伴与友情链接区及悬浮工具条。支持亮/暗双主题（自动昼夜或手动）、浏览计数、栏目配置、ICP 备案与统计代码等后台选项。本主题全部代码为原创编写。
Version: 1.3.1
Requires at least: 6.0
Tested up to: 6.9
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: techfront
Tags: news, blog, two-columns, right-sidebar, custom-colors, custom-logo, custom-menu, featured-images, threaded-comments, translation-ready
*/

/* =========================================================
   基础与主题变量（门户全宽布局，亮/暗双主题靠变量换肤）
   ========================================================= */
*{margin:0;padding:0;box-sizing:border-box}
html{font-size:15px}
body{font-family:"Microsoft YaHei","PingFang SC","Segoe UI",Arial,sans-serif;background:var(--tf-bg);color:var(--tf-ink);line-height:1.7}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:none}
input,textarea,select{font-family:inherit}

.tf-wrap{max-width:1400px;margin:0 auto;padding:0 20px}

/* =========================================================
   站点头部（全宽 + 紧凑）
   ========================================================= */
.tf-header{background:var(--tf-head-bg);border-bottom:1px solid var(--tf-border);position:sticky;top:0;z-index:90}
.tf-header-in{max-width:1400px;margin:0 auto;padding:0 20px;display:flex;align-items:center;gap:24px;min-height:58px;flex-wrap:wrap}
.tf-brand{display:flex;align-items:baseline;gap:10px}
.tf-logo{font-size:22px;font-weight:800;letter-spacing:1px;white-space:nowrap}
.tf-logo:hover{color:var(--tf-accent)}
.tf-brand .custom-logo{max-height:44px;width:auto}
.tf-slogan{font-size:12px;color:var(--tf-sub)}
.tf-nav{margin-left:auto}
.tf-menu{display:flex;gap:2px;flex-wrap:wrap}
.tf-menu li a{display:block;padding:8px 13px;font-size:14px;color:var(--tf-sub);border-radius:3px;white-space:nowrap}
.tf-menu li a:hover,
.tf-menu li.current-menu-item a,
.tf-menu li.current_page_item a,
.tf-menu li.current-menu-parent a{color:var(--tf-accent);background:rgba(127,127,127,.08);font-weight:700}
.tf-menu li{position:relative}
.tf-menu li.tf-has-sub>a::after{content:"";display:inline-block;margin-left:6px;border:4px solid transparent;border-top-color:currentColor;vertical-align:2px}
.tf-menu .sub-menu{display:none;position:absolute;left:0;top:100%;min-width:168px;background:var(--tf-head-bg);border:1px solid var(--tf-border);padding:6px 0;z-index:60}
.tf-menu li:hover>.sub-menu{display:block}
.tf-menu .sub-menu li a{display:block;padding:7px 14px;font-size:13px;white-space:nowrap;border-radius:0;background:none}
.tf-menu .sub-menu li a:hover{color:var(--tf-accent);background:rgba(127,127,127,.08)}
.tf-search{display:flex;border:1px solid var(--tf-border);border-radius:3px;overflow:hidden}
.tf-search input[type=search]{border:0;outline:0;background:transparent;color:var(--tf-ink);padding:7px 10px;font-size:13px;width:150px}
.tf-search button{background:var(--tf-accent);color:#fff;font-size:13px;padding:7px 12px}
.tf-menu-toggle{display:none;width:40px;height:36px;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.tf-menu-toggle span{display:block;width:20px;height:2px;background:var(--tf-ink)}

/* =========================================================
   快讯条
   ========================================================= */
.tf-ticker{background:var(--tf-panel);border-bottom:1px solid var(--tf-border)}
.tf-ticker-in{max-width:1400px;margin:0 auto;padding:0 20px;display:flex;align-items:center}
.tf-ticker-label{background:var(--tf-accent);color:#fff;font-size:12px;padding:6px 12px;flex-shrink:0;letter-spacing:2px}
.tf-ticker-list{display:flex;gap:28px;overflow:hidden;white-space:nowrap;padding:6px 16px;font-size:13px;flex:1}
.tf-ticker-item a{color:var(--tf-sub)}
.tf-ticker-item a:hover{color:var(--tf-accent)}

/* =========================================================
   通用组件：缩略图 / 分类色块 / 元信息 / 栏目头
   ========================================================= */
.tf-thumb{position:relative;overflow:hidden;background:var(--tf-panel-2)}
.tf-thumb img{width:100%;height:100%;object-fit:cover}
.tf-thumb-title{display:flex;align-items:center;justify-content:center;padding:10px;color:#fff;font-size:14px;font-weight:700;text-align:center;line-height:1.5}
.tf-chip{display:inline-block;color:#fff;font-size:11px;line-height:1;padding:4px 8px;border-radius:2px;white-space:nowrap;flex-shrink:0}
.tf-chip:hover{opacity:.85;color:#fff}
.tf-meta{display:flex;align-items:center;gap:14px;font-size:12px;color:var(--tf-sub);flex-wrap:wrap;margin-top:auto}
.tf-sec-h{display:flex;align-items:center;gap:12px;margin:20px 0 2px;padding-bottom:9px;border-bottom:2px solid var(--tf-border)}
.tf-sec-h h2{font-size:18px;line-height:1.3;position:relative;padding-left:12px}
.tf-sec-h h2::before{content:"";position:absolute;left:0;top:2px;bottom:2px;width:4px;background:var(--tf-accent)}
.tf-sec-h .tf-more{margin-left:auto;font-size:12px;color:var(--tf-sub)}
.tf-sec-h .tf-more:hover{color:var(--tf-accent)}

/* =========================================================
   主区域布局（内容流 + 侧栏）
   ========================================================= */
.tf-main{max-width:1400px;margin:0 auto;padding:18px 20px 6px;display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px;align-items:start}
.tf-main.tf-main-full{grid-template-columns:minmax(0,1fr)}
.tf-stream{min-width:0}
.tf-side{min-width:0}

/* 紧凑图文横排条目 */
.tf-row{display:flex;gap:16px;padding:13px 0;border-bottom:1px dashed var(--tf-border)}
.tf-row:last-child{border-bottom:0}
.tf-row-thumb{flex:0 0 232px;aspect-ratio:16/10;display:block;overflow:hidden}
.tf-row-thumb .tf-thumb{width:100%;height:100%}
.tf-row-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:5px}
.tf-row-top{display:flex;align-items:center;gap:10px}
.tf-row-title{font-size:17px;line-height:1.5;font-weight:700}
.tf-row-title a:hover,.tf-strip h3 a:hover{color:var(--tf-accent)}
.tf-row-sum{font-size:13px;color:var(--tf-sub);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tf-row.rev{flex-direction:row-reverse}
.tf-row.no-thumb .tf-row-thumb{display:none}

/* 面板与热读榜 */
.tf-panel{background:var(--tf-panel);border:1px solid var(--tf-border);border-radius:4px;padding:14px 16px;margin-bottom:16px}
.tf-panel-t{font-size:15px;font-weight:800;padding-bottom:9px;border-bottom:2px solid var(--tf-accent);margin-bottom:4px}
.tf-rank li{display:flex;gap:10px;padding:8px 0;border-bottom:1px dashed var(--tf-border);align-items:baseline}
.tf-rank li:last-child{border-bottom:0}
.tf-rank i{font-style:normal;font-weight:800;color:var(--tf-sub);min-width:18px;font-size:14px}
.tf-rank li:nth-child(-n+3) i{color:var(--tf-accent)}
.tf-rank a{font-size:13px;line-height:1.5;flex:1;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tf-rank a:hover{color:var(--tf-accent)}

/* 侧栏小工具 */
.tf-side .widget{background:var(--tf-panel);border:1px solid var(--tf-border);border-radius:4px;padding:14px 16px;margin-bottom:16px;font-size:13px}
.tf-side .widget-title{font-size:15px;font-weight:800;padding-bottom:9px;border-bottom:2px solid var(--tf-accent);margin-bottom:6px}
.tf-side .widget ul li{padding:6px 0;border-bottom:1px dashed var(--tf-border)}
.tf-side .widget ul li:last-child{border-bottom:0}
.tf-side .widget a:hover{color:var(--tf-accent)}

/* =========================================================
   面包屑
   ========================================================= */
.tf-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:12px;color:var(--tf-sub);margin:0 0 12px}
.tf-breadcrumb a:hover{color:var(--tf-accent)}
.tf-breadcrumb .sep{color:var(--tf-border)}
.tf-breadcrumb .current{max-width:60%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* =========================================================
   文章页
   ========================================================= */
.tf-single{max-width:1400px;margin:0 auto;padding:18px 20px 6px;display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px;align-items:start}
.tf-single.tf-main-full{grid-template-columns:minmax(0,1fr)}
.tf-single-col{min-width:0}
.tf-single-main{background:var(--tf-panel);border:1px solid var(--tf-border);border-radius:4px;padding:24px 28px}
.tf-single-head h1{font-size:26px;line-height:1.45;margin:10px 0}
.tf-single-head .tf-meta{margin-top:4px}
.tf-single-thumb{margin:14px 0}
.tf-single-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:4px}
.tf-single-content{font-size:15px;line-height:1.9}
.tf-single-content p{margin:0 0 14px}
.tf-single-content h2{font-size:20px;margin:22px 0 10px}
.tf-single-content h3{font-size:17px;margin:18px 0 8px}
.tf-single-content img{border-radius:3px;margin:8px 0}
.tf-single-content a{color:var(--tf-accent)}
.tf-single-content blockquote{border-left:4px solid var(--tf-accent);padding:8px 14px;color:var(--tf-sub);background:var(--tf-panel-2);margin:0 0 14px}
.tf-single-content pre{background:var(--tf-panel-2);border:1px solid var(--tf-border);padding:12px;overflow:auto;font-size:13px;border-radius:3px;margin:0 0 14px}
.tf-single-content ul,.tf-single-content ol{padding-left:22px;margin:0 0 14px}
.tf-single-content ul{list-style:disc}
.tf-single-content ol{list-style:decimal}
.tf-tags{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}
.tf-tags a{font-size:12px;background:var(--tf-panel-2);border:1px solid var(--tf-border);padding:4px 10px;border-radius:3px;color:var(--tf-sub)}
.tf-tags a:hover{color:var(--tf-accent);border-color:var(--tf-accent)}
.tf-pn{display:flex;justify-content:space-between;gap:16px;margin-top:18px;padding-top:12px;border-top:1px dashed var(--tf-border);font-size:13px;color:var(--tf-sub)}
.tf-pn a:hover{color:var(--tf-accent)}

/* 评论区 */
.tf-comments{margin-top:20px;background:var(--tf-panel);border:1px solid var(--tf-border);border-radius:4px;padding:18px 22px}
.tf-comments-title{font-size:17px;font-weight:800;margin-bottom:8px}
.tf-comment-list li{padding:12px 0;border-bottom:1px dashed var(--tf-border);font-size:14px}
.tf-comment-list .children{margin-left:24px}
.comment-author{font-weight:700;font-size:13px}
.comment-metadata{font-size:12px}
.comment-metadata a{color:var(--tf-sub)}
.comment-form label{display:block;font-size:13px;margin:8px 0 4px}
.comment-form input[type=text],.comment-form input[type=email],.comment-form input[type=url],.comment-form textarea{width:100%;max-width:520px;background:var(--tf-panel-2);border:1px solid var(--tf-border);border-radius:3px;padding:8px 10px;color:var(--tf-ink);font-size:13px;outline:0}
.comment-form input:focus,.comment-form textarea:focus{border-color:var(--tf-accent)}
.form-submit .submit{background:var(--tf-accent);color:#fff;border-radius:3px;padding:8px 22px;font-size:14px}
.tf-no-comments{color:var(--tf-sub);font-size:13px}

/* =========================================================
   归档 / 搜索 / 分页 / 空状态
   ========================================================= */
.tf-archive-head{max-width:1400px;margin:0 auto;padding:18px 20px 0}
.tf-archive-head h1{font-size:22px;display:flex;align-items:center;gap:10px}
.tf-archive-head h1::before{content:"";width:6px;height:22px;background:var(--tf-accent)}
.tf-archive-desc{font-size:13px;color:var(--tf-sub);margin-top:6px}
.tf-pagination{margin:18px 0;text-align:center;font-size:13px}
.tf-pagination .nav-links{display:flex;justify-content:center;gap:6px;flex-wrap:wrap}
.tf-pagination .page-numbers{display:inline-block;padding:6px 12px;border:1px solid var(--tf-border);border-radius:3px;color:var(--tf-sub);background:var(--tf-panel)}
.tf-pagination .page-numbers.current{background:var(--tf-accent);border-color:var(--tf-accent);color:#fff}
.tf-pagination a.page-numbers:hover{color:var(--tf-accent);border-color:var(--tf-accent)}
.tf-empty{background:var(--tf-panel);border:1px dashed var(--tf-border);border-radius:4px;padding:44px 20px;text-align:center;color:var(--tf-sub);font-size:14px}
.tf-empty p{margin-bottom:10px}
.tf-empty .tf-search{margin:12px auto 0;max-width:320px}
.tf-empty .tf-back-home{color:var(--tf-accent)}

/* =========================================================
   页脚
   ========================================================= */
.tf-footer{background:var(--tf-head-bg);border-top:1px solid var(--tf-border);margin-top:26px;color:var(--tf-sub);font-size:13px}
.tf-footer-widgets{max-width:1400px;margin:0 auto;padding:18px 20px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tf-footer-col .widget-title{font-size:14px;font-weight:800;color:var(--tf-ink);margin-bottom:8px}
.tf-footer-col ul li{padding:5px 0}
.tf-footer-col a:hover{color:var(--tf-accent)}
.tf-footer-bar{border-top:1px solid var(--tf-border);padding:13px 20px;text-align:center;display:flex;justify-content:center;gap:18px;flex-wrap:wrap}

/* =========================================================
   编辑器对齐等兼容样式
   ========================================================= */
.wp-caption{max-width:100%}
.wp-caption-text{font-size:12px;color:var(--tf-sub);text-align:center;padding-top:4px}
.alignleft{float:left;margin:0 16px 8px 0}
.alignright{float:right;margin:0 0 8px 16px}
.aligncenter{margin:8px auto}
.screen-reader-text{clip:rect(1px,1px,1px,1px);position:absolute;height:1px;width:1px;overflow:hidden;word-wrap:normal}
.screen-reader-text:focus{clip:auto;height:auto;width:auto;left:6px;top:6px;z-index:100000;padding:14px 20px;background:var(--tf-panel);color:var(--tf-ink)}

/* =========================================================
   风格 D · 门户全宽
   ========================================================= */
body.style-portal{--tf-bg:#f2f4f7;--tf-head-bg:#ffffff;--tf-panel:#ffffff;--tf-panel-2:#f6f7f9;--tf-ink:#222834;--tf-sub:#6b7482;--tf-border:#e4e7ec}
body.style-portal.tf-dark{--tf-bg:#0d1220;--tf-head-bg:#10151f;--tf-panel:#131a2b;--tf-panel-2:#182136;--tf-ink:#e8edf5;--tf-sub:#93a0b6;--tf-border:#232c40}

.tf-p-top{display:grid;grid-template-columns:minmax(0,1fr) 240px 300px;gap:10px;padding-top:12px}
.tf-carousel{position:relative;overflow:hidden;min-width:0;aspect-ratio:16/7.2;background:var(--tf-panel-2)}
.tf-carousel-track{display:flex;height:100%;transition:transform .55s ease}
.tf-carousel-slide{flex:0 0 100%;position:relative;height:100%}
.tf-carousel-slide>a{position:absolute;inset:0;display:block}
.tf-carousel-slide .tf-thumb{width:100%;height:100%}
.tf-carousel-slide .tf-thumb img{width:100%;height:100%;object-fit:cover}
.tf-carousel-cap{position:absolute;left:0;right:0;bottom:0;padding:34px 16px 12px;background:linear-gradient(0deg,rgba(8,12,20,.82) 0%,rgba(8,12,20,0) 100%);color:#fff}
.tf-carousel-cap h3{font-size:17px;line-height:1.5;font-weight:700}
.tf-carousel-cap a:hover{color:var(--tf-accent)}
.tf-carousel-dots{position:absolute;right:14px;bottom:12px;display:flex;gap:6px;z-index:3}
.tf-carousel-dots button{width:16px;height:3px;border-radius:2px;background:rgba(255,255,255,.45)}
.tf-carousel-dots button.is-active{background:var(--tf-accent)}
.tf-p-mini{display:flex;flex-direction:column;gap:10px;min-width:0}
.tf-p-mini-item{position:relative;flex:1;min-height:0;overflow:hidden;display:block;aspect-ratio:16/9}
.tf-p-mini-item .tf-thumb{width:100%;height:100%}
.tf-p-mini-cap{position:absolute;left:0;right:0;bottom:0;padding:22px 10px 8px;font-size:12px;color:#fff;background:linear-gradient(0deg,rgba(8,12,20,.8) 0%,rgba(8,12,20,0) 100%);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tf-p-ad{min-width:0}
.tf-p-ad>*{width:100%;height:100%;object-fit:cover;display:block}
.tf-p-ad-ph{height:100%;background:var(--tf-panel);border:1px dashed var(--tf-border);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:var(--tf-sub)}
.tf-p-ad-ph span{font-size:16px;font-weight:800;color:var(--tf-accent)}
.tf-p-ad-ph small{font-size:12px}

.tf-p-topic-wrap{margin-top:10px;background:var(--tf-panel);border:1px solid var(--tf-border);padding:12px 16px 14px}
.tf-p-topic-head{display:flex;align-items:baseline;gap:12px;margin-bottom:10px}
.tf-p-topic-head h2{font-size:16px;font-weight:800;position:relative;padding-left:10px}
.tf-p-topic-head h2::before{content:"";position:absolute;left:0;top:2px;bottom:2px;width:4px;background:var(--tf-accent)}
.tf-p-topic-head span{font-size:12px;color:var(--tf-sub)}
.tf-p-topic-head .tf-more{margin-left:auto}
.tf-p-topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.tf-p-topic-item{position:relative;display:block;overflow:hidden;aspect-ratio:16/8}
.tf-p-topic-item .tf-thumb{width:100%;height:100%}
.tf-p-topic-cap{position:absolute;left:0;right:0;bottom:0;padding:24px 12px 8px;font-size:13px;font-weight:700;color:#fff;background:linear-gradient(0deg,rgba(8,12,20,.8) 0%,rgba(8,12,20,0) 100%)}

.tf-p-main{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:14px;padding-top:14px;align-items:start}
.tf-p-left{min-width:0}
.tf-p-tabs{display:flex;gap:4px;flex-wrap:wrap;background:var(--tf-panel);border:1px solid var(--tf-border);border-bottom:2px solid var(--tf-accent);padding:0 10px}
.tf-p-tabs button{padding:11px 16px;font-size:14px;color:var(--tf-sub);position:relative;white-space:nowrap}
.tf-p-tabs button.is-active{color:var(--tf-accent);font-weight:800}
.tf-p-tabs button.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:-2px;height:2px;background:var(--tf-accent)}
.tf-p-panel{display:none;background:var(--tf-panel);border:1px solid var(--tf-border);border-top:0;padding:4px 16px}
.tf-p-panel.is-active{display:block}
.tf-p-row{display:flex;gap:16px;padding:14px 0;border-bottom:1px solid var(--tf-border)}
.tf-p-row:last-child{border-bottom:0}
.tf-p-row-thumb{flex:0 0 220px;aspect-ratio:16/10;display:block;overflow:hidden}
.tf-p-row-thumb .tf-thumb{width:100%;height:100%}
.tf-p-row-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:6px}
.tf-p-meta .avatar{border-radius:50%;display:inline-block;vertical-align:middle}
.tf-p-row .tf-row-top{display:flex;align-items:center;gap:10px}
.tf-p-row.no-thumb .tf-row-thumb{display:none}
.tf-p-row.no-thumb .tf-p-row-body{flex:1 1 100%;max-width:100%;text-align:left}
.tf-load-more{display:block;width:100%;margin:10px 0 14px;padding:10px 0;border:1px solid var(--tf-border);border-radius:3px;color:var(--tf-sub);font-size:13px;background:var(--tf-panel-2)}
.tf-load-more:hover{color:var(--tf-accent);border-color:var(--tf-accent)}
.tf-load-more.is-loading{pointer-events:none;opacity:.6}
.tf-load-more.is-done{pointer-events:none;border-style:dashed}

.tf-p-side{min-width:0}
.tf-p-side .tf-panel{border-radius:0}
.tf-panel-news{display:flex;align-items:center}
.tf-panel-news .tf-more{margin-left:auto;font-size:12px;font-weight:400;color:var(--tf-sub)}
.tf-p-news-item{padding:9px 0;border-bottom:1px dashed var(--tf-border)}
.tf-p-news-item:last-child{border-bottom:0}
.tf-p-news-item h4{font-size:13px;line-height:1.55;font-weight:700}
.tf-p-news-item h4 a:hover{color:var(--tf-accent)}
.tf-p-news-item time{font-size:12px;color:var(--tf-sub)}
.tf-p-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.tf-p-grid-item{display:block;min-width:0}
.tf-p-grid-thumb{display:block;overflow:hidden;aspect-ratio:4/3}
.tf-p-grid-thumb .tf-thumb{width:100%;height:100%}
.tf-p-grid-item h5{font-size:12px;line-height:1.5;font-weight:600;margin-top:5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tf-p-grid-item:hover h5{color:var(--tf-accent)}

.tf-p-foot-sec{margin-top:16px;background:var(--tf-panel);border:1px solid var(--tf-border);padding:14px 18px}
.tf-p-foot-h{display:flex;align-items:baseline;gap:12px;margin-bottom:10px}
.tf-p-foot-h h3{font-size:15px;font-weight:800;position:relative;padding-left:10px}
.tf-p-foot-h h3::before{content:"";position:absolute;left:0;top:2px;bottom:2px;width:4px;background:var(--tf-accent)}
.tf-p-foot-h span{font-size:12px;color:var(--tf-sub)}
.tf-p-partner-list{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
.tf-partner{display:flex;align-items:center;justify-content:center;height:44px;background:var(--tf-panel-2);border:1px solid var(--tf-border);font-size:13px;font-weight:700;color:var(--tf-sub);white-space:nowrap;overflow:hidden;padding:0 8px}
.tf-partner:hover{color:var(--tf-accent);border-color:var(--tf-accent)}
.tf-p-links{display:flex;flex-wrap:wrap;gap:8px 22px;font-size:13px}
.tf-p-links a{color:var(--tf-sub)}
.tf-p-links a:hover{color:var(--tf-accent)}

/* 右侧悬浮工具条 */
.tf-toolbar{position:fixed;right:10px;bottom:14vh;display:flex;flex-direction:column;gap:6px;z-index:95}
.tf-toolbar-btn{width:38px;height:38px;border-radius:4px;background:var(--tf-head-bg);border:1px solid var(--tf-border);color:var(--tf-sub);display:flex;align-items:center;justify-content:center}
.tf-toolbar-btn svg{width:18px;height:18px}
.tf-toolbar-btn:hover{color:#fff;background:var(--tf-accent);border-color:var(--tf-accent)}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width:1024px){
	.tf-main,.tf-single{grid-template-columns:minmax(0,1fr)}
	.tf-footer-widgets{grid-template-columns:1fr}
	.tf-p-top{grid-template-columns:minmax(0,1fr) 220px}
	.tf-p-ad{grid-column:1/-1;height:120px}
	.tf-p-main{grid-template-columns:minmax(0,1fr)}
	.tf-p-topic-grid{grid-template-columns:repeat(2,1fr)}
	.tf-p-partner-list{grid-template-columns:repeat(4,1fr)}
}
@media (max-width:720px){
	.tf-header-in{gap:10px;padding:8px 16px}
	.tf-menu-toggle{display:flex;margin-left:auto}
	.tf-nav{display:none;width:100%;margin-left:0}
	.tf-nav.open{display:block}
	.tf-menu{flex-direction:column;gap:0}
	.tf-menu li a{padding:9px 4px;border-bottom:1px solid var(--tf-border)}
	.tf-menu .sub-menu{position:static;display:block;border:0;padding:0 0 4px 16px;min-width:0}
	.tf-search{display:none}
	.tf-row,.tf-row.rev{flex-direction:column;gap:10px}
	.tf-row-thumb{flex-basis:auto;width:100%;aspect-ratio:16/9}
	.tf-single-main{padding:18px 16px}
	.tf-single-head h1{font-size:21px}
	.tf-pn{flex-direction:column;gap:6px}
	.tf-p-top{grid-template-columns:1fr}
	.tf-p-mini{flex-direction:row}
	.tf-carousel{aspect-ratio:16/9}
	.tf-p-row,.tf-p-row.rev{flex-direction:column}
	.tf-p-row-thumb{flex-basis:auto;width:100%;aspect-ratio:16/9}
	.tf-p-grid{grid-template-columns:1fr 1fr}
	.tf-p-partner-list{grid-template-columns:repeat(2,1fr)}
	.tf-toolbar{right:8px;bottom:8vh}
}