/* ==================================================================
   洞察内容库 insights.html 专用样式
   —— 依赖 common.css（变量 / 头部 / 面包屑 / 按钮 / 页脚）
   ================================================================== */

/* ---------------- 页面头部 ---------------- */
.ins-hero{position:relative;overflow:hidden;padding:74px 0 66px;background:var(--ink);display:flex;flex-direction:column;justify-content:center;min-height:690px;}
.ins-hero::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;}
.ins-hero::after{content:"";position:absolute;right:-120px;top:-140px;width:460px;height:460px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,36,66,.28),transparent 70%);}
.ins-hero .wrap{position:relative;z-index:1;}
.ins-hero .ph-tag{display:inline-block;margin-bottom:20px;padding:6px 16px;
  border:1px solid rgba(255,36,66,.5);border-radius:24px;
  font-size:13px;font-weight:700;color:#ff8a99;letter-spacing:2px;}
.ins-hero h1{max-width:920px;font-size:42px;font-weight:800;color:#fff;line-height:1.32;letter-spacing:1px;}
.ins-hero h1 .hl{color:var(--brand);}
.ins-hero .ph-desc{margin-top:20px;max-width:840px;font-size:16.5px;color:rgba(255,255,255,.72);line-height:1.95;}
.ins-hero .ph-desc b{color:#fff;}
.hero-stat{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-stat li{padding:14px 24px;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);border-radius:10px;}
.hero-stat li b{display:block;font-size:26px;font-weight:800;color:#fff;line-height:1.2;}
.hero-stat li span{display:block;margin-top:3px;font-size:12.5px;color:rgba(255,255,255,.6);}

/* ---------------- 分栏导航（点击锚定到对应类别） ---------------- */
.cat-nav{position:sticky;top:114px;z-index:80;padding:16px 0;background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--line);}
.cat-nav .cat-inner{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.cat-nav .cat-t{flex-shrink:0;margin-right:6px;font-size:12.5px;font-weight:800;
  color:var(--ink-3);letter-spacing:2px;}
.cat-nav a{padding:8px 20px;border:1px solid var(--line);border-radius:24px;font-size:14px;
  font-weight:600;color:var(--ink-2);transition:all .2s;}
.cat-nav a:hover{border-color:var(--brand);color:var(--brand);}
.cat-nav a.act{background:var(--brand);border-color:var(--brand);color:#fff;}

/* ---------------- 这个库怎么用 ---------------- */
.use-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.use-card{position:relative;overflow:hidden;padding:26px 26px;background:#fff;
  border:1px solid var(--line);border-radius:12px;transition:all .24s;}
.use-card::after{content:"";position:absolute;right:-46px;bottom:-56px;width:170px;height:170px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,36,66,.07),transparent 70%);}
.use-card>*{position:relative;z-index:1;}
.use-card:hover{transform:translateY(-3px);border-color:var(--brand);
  box-shadow:0 16px 36px rgba(255,36,66,.1);}
.use-card .u-no{display:flex;align-items:center;justify-content:center;width:32px;height:32px;
  border-radius:9px;background:var(--brand-soft);color:var(--brand);font-size:12.5px;font-weight:800;}
.use-card h4{margin:14px 0 8px;font-size:18px;}
.use-card p{font-size:13.4px;color:var(--ink-2);line-height:1.85;}

/* ---------------- 精选文章封面卡（封面页用） ---------------- */
.cov-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.cov-card{position:relative;overflow:hidden;display:flex;flex-direction:column;padding:28px 26px 24px;
  background:#fff;border:1px solid var(--line);border-radius:14px;transition:all .26s;}
.cov-card::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;
  background:linear-gradient(90deg,var(--brand),rgba(255,36,66,.15));transform:scaleX(0);
  transform-origin:left;transition:transform .3s;}
.cov-card:hover{transform:translateY(-4px);border-color:var(--brand);
  box-shadow:0 20px 46px rgba(255,36,66,.13);}
.cov-card:hover::before{transform:scaleX(1);}
.cov-card .cc-top{display:flex;align-items:center;gap:10px;}
.cov-card .cc-cat{padding:4px 12px;border-radius:6px;background:var(--brand-soft);color:var(--brand);
  font-size:11.5px;font-weight:800;letter-spacing:1px;}
.cov-card .cc-time{margin-left:auto;font-size:12.5px;color:var(--ink-3);}
.cov-card h3{margin-top:16px;font-size:20px;line-height:1.55;transition:color .2s;}
.cov-card:hover h3{color:var(--brand);}
.cov-card p{margin-top:10px;font-size:13.6px;color:var(--ink-2);line-height:1.85;}
.cov-card .cc-foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;
  justify-content:space-between;gap:12px;}
.cov-card .cc-date{font-size:12.5px;color:var(--ink-3);}
.cov-card .cc-more{font-size:13.5px;font-weight:700;color:var(--brand);}

/* ---------------- 分类封面卡（六类入口） ---------------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.cat-card{position:relative;overflow:hidden;display:flex;flex-direction:column;padding:28px 26px 24px;
  background:#fff;border:1px solid var(--line);border-radius:14px;transition:all .26s;}
.cat-card::after{content:"";position:absolute;right:-50px;top:-50px;width:170px;height:170px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,36,66,.07),transparent 70%);}
.cat-card>*{position:relative;z-index:1;}
.cat-card:hover{transform:translateY(-4px);border-color:var(--brand);
  box-shadow:0 20px 46px rgba(255,36,66,.13);}
.cat-card .cg-no{display:flex;align-items:center;justify-content:center;width:34px;height:34px;
  border-radius:9px;background:var(--brand-soft);color:var(--brand);font-size:12.5px;font-weight:800;
  transition:all .24s;}
.cat-card:hover .cg-no{background:var(--brand);color:#fff;}
.cat-card h3{margin-top:14px;font-size:19.5px;}
.cat-card .cg-desc{margin-top:9px;font-size:13.4px;color:var(--ink-2);line-height:1.85;}
.cat-card .cg-latest{margin-top:16px;padding:12px 15px;background:#fafbfc;border-radius:9px;
  font-size:12.8px;color:var(--ink-2);line-height:1.75;}
.cat-card .cg-latest b{display:block;margin-bottom:3px;font-size:11.5px;font-weight:800;
  color:var(--brand);letter-spacing:1px;}
.cat-card .cg-meta{margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  font-size:12.5px;color:var(--ink-3);}
.cat-card .cg-meta b{color:var(--ink-2);}
.cat-card .cg-meta .go{margin-left:6px;color:var(--brand);font-weight:700;}

/* ==================================================================
   文章列表页 insights-list.html（模板：分类切换 + 列表循环 + 侧栏）
   ================================================================== */
.list-hero{padding:56px 0 48px;background:var(--ink);}
.list-hero .wrap{position:relative;}
.list-hero .lh-tag{display:inline-block;margin-bottom:16px;padding:6px 16px;
  border:1px solid rgba(255,36,66,.5);border-radius:24px;font-size:12.5px;font-weight:700;
  color:#ff8a99;letter-spacing:2px;}
.list-hero h1{font-size:38px;font-weight:700;color:#fff;line-height:1.4;}
.list-hero .lh-desc{margin-top:16px;max-width:820px;font-size:15.5px;
  color:rgba(255,255,255,.72);line-height:1.95;}
.list-hero .lh-meta{margin-top:22px;display:flex;gap:12px;flex-wrap:wrap;}
.list-hero .lh-meta span{padding:8px 18px;background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);border-radius:20px;font-size:13px;color:#fff;}
.list-hero .lh-meta span b{color:var(--brand);}

/* 列表主体：左列表 + 右侧栏 */
.list-wrap{display:grid;grid-template-columns:1fr 340px;gap:36px;align-items:start;}
/* 列表单元（后台循环这一块即可） */
.item-list{display:flex;flex-direction:column;gap:16px;}
.it-card{display:grid;grid-template-columns:96px 1fr auto;gap:24px;align-items:center;
  padding:26px 28px;background:#fff;border:1px solid var(--line);border-radius:12px;transition:all .24s;}
.it-card:hover{transform:translateY(-3px);border-color:var(--brand);
  box-shadow:0 16px 38px rgba(255,36,66,.11);}
.it-card .it-date{text-align:center;}
.it-card .it-date b{display:block;font-size:26px;font-weight:800;color:var(--ink);line-height:1.1;}
.it-card .it-date span{display:block;margin-top:2px;font-size:12px;color:var(--ink-3);}
.it-card .it-main h3{font-size:19px;line-height:1.55;transition:color .2s;}
.it-card:hover .it-main h3{color:var(--brand);}
.it-card .it-main p{margin-top:8px;font-size:13.5px;color:var(--ink-2);line-height:1.8;}
.it-card .it-tags{margin-top:12px;display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.it-card .it-tags i{padding:3px 11px;border-radius:20px;background:var(--bg-soft);
  font-size:11.5px;color:var(--ink-2);}
.it-card .it-tags i.hot{background:var(--brand-soft);color:var(--brand);font-weight:700;}
.it-card .it-go{flex-shrink:0;display:flex;flex-direction:column;align-items:flex-end;gap:10px;}
.it-card .it-go .min{font-size:12.5px;color:var(--ink-3);white-space:nowrap;}
.it-card .it-go .arrow{display:flex;align-items:center;justify-content:center;width:38px;height:38px;
  border:1px solid var(--line);border-radius:50%;font-size:16px;color:var(--brand);transition:all .22s;}
.it-card:hover .it-go .arrow{background:var(--brand);border-color:var(--brand);color:#fff;}

/* 列表分页 */
.pager{margin-top:34px;display:flex;align-items:center;justify-content:center;gap:10px;}
.pager a,.pager span{min-width:40px;height:40px;padding:0 14px;display:flex;align-items:center;
  justify-content:center;border:1px solid var(--line);border-radius:8px;font-size:14px;
  color:var(--ink-2);transition:all .2s;}
.pager a:hover{border-color:var(--brand);color:var(--brand);}
.pager .cur{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:700;}
.pager .dis{color:#c8ccd2;}

/* 列表侧栏 */
.side-card{padding:26px 24px;background:#fff;border:1px solid var(--line);border-radius:12px;
  margin-bottom:16px;}
.side-card .sc-t{font-size:12px;font-weight:800;color:var(--ink-3);letter-spacing:2px;}
.side-card h4{margin-top:10px;font-size:17.5px;line-height:1.55;}
.side-card p{margin-top:10px;font-size:13.2px;color:var(--ink-2);line-height:1.85;}
.side-card .sc-links{margin-top:16px;display:flex;flex-direction:column;gap:9px;}
.side-card .sc-links a{padding:10px 14px;border-radius:8px;background:var(--bg-soft);
  font-size:13.2px;color:var(--ink-2);transition:all .2s;}
.side-card .sc-links a:hover{background:var(--brand-soft);color:var(--brand);}
.side-card.dark{position:relative;overflow:hidden;background:var(--brand);border-color:var(--brand);}
.side-card.dark::after{content:"";position:absolute;right:-50px;bottom:-60px;width:190px;height:190px;
  border-radius:50%;background:rgba(255,255,255,.1);}
.side-card.dark>*{position:relative;z-index:1;}
.side-card.dark .sc-t{color:rgba(255,255,255,.75);}
.side-card.dark h4{color:#fff;}
.side-card.dark p{color:rgba(255,255,255,.88);}
.side-card.dark .sc-btn{display:block;margin-top:18px;padding:13px;text-align:center;
  background:#fff;border-radius:8px;color:var(--brand);font-size:15px;font-weight:800;transition:all .22s;}
.side-card.dark .sc-btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.18);}

/* ==================================================================
   文章详情页 insights-detail.html
   ================================================================== */
.dt-head{padding:52px 0 44px;background:var(--ink);}
.dt-head .wrap{position:relative;z-index:1;}
.dt-head .dt-tags{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.dt-head .dt-cat{padding:5px 14px;border-radius:6px;background:var(--brand);color:#fff;
  font-size:12px;font-weight:800;letter-spacing:1px;}
.dt-head .dt-alt{padding:4px 13px;border:1px solid rgba(255,255,255,.25);border-radius:20px;
  font-size:12px;color:rgba(255,255,255,.72);}
.dt-head h1{margin-top:20px;max-width:960px;font-size:40px;font-weight:700;color:#fff;line-height:1.4;}
.dt-head .dt-sub{margin-top:16px;max-width:860px;font-size:16.5px;color:rgba(255,255,255,.75);line-height:1.9;}
.dt-head .dt-info{margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;align-items:center;gap:26px;flex-wrap:wrap;font-size:13.5px;color:rgba(255,255,255,.65);}
.dt-head .dt-info b{color:#fff;}
.dt-head .dt-info .share-links{margin-left:auto;display:flex;gap:10px;}
.dt-head .dt-info .share-links a{padding:7px 16px;border:1px solid rgba(255,255,255,.25);
  border-radius:20px;font-size:13px;color:rgba(255,255,255,.8);transition:all .2s;}
.dt-head .dt-info .share-links a:hover{border-color:var(--brand);color:var(--brand);}

.dt-wrap{display:grid;grid-template-columns:1fr 320px;gap:44px;align-items:start;padding:52px 0;}

/* 正文区 */
.dt-body{font-size:16px;color:var(--ink-2);line-height:2.05;}
.dt-body>*{max-width:860px;}
.dt-body h2{margin:46px 0 18px;padding-left:16px;border-left:4px solid var(--brand);
  font-size:26px;font-weight:700;color:var(--ink);line-height:1.5;}
.dt-body h2:first-child{margin-top:0;}
.dt-body h3{margin:32px 0 14px;font-size:20px;font-weight:700;color:var(--ink);line-height:1.6;}
.dt-body p{margin:16px 0;}
.dt-body strong{color:var(--ink);}
.dt-body a{color:var(--brand);border-bottom:1px solid rgba(255,36,66,.35);}
.dt-body a:hover{border-bottom-color:var(--brand);}
.dt-body ul{margin:18px 0;display:grid;gap:10px;}
.dt-body ul li{position:relative;padding:12px 18px 12px 42px;background:#fafbfc;border-radius:9px;
  font-size:15px;line-height:1.9;text-indent:0;}
.dt-body ul li::before{content:"";position:absolute;left:18px;top:22px;width:7px;height:7px;
  border-radius:50%;background:var(--brand);box-shadow:0 0 0 3px var(--brand-soft);}
.dt-body .lead{margin-bottom:8px;padding:18px 22px;background:#f7f8fa;border-left:3px solid var(--brand);
  border-radius:0 10px 10px 0;font-size:16.5px;color:var(--ink);line-height:1.95;}
.dt-body .quote{margin:24px 0;padding:20px 24px;background:var(--brand-soft);border-radius:10px;
  font-size:15.5px;color:var(--ink);line-height:1.9;}
.dt-body .warn{display:flex;align-items:flex-start;gap:11px;margin:24px 0;padding:16px 20px;
  background:#fff5f6;border:1px solid rgba(255,36,66,.22);border-radius:10px;
  font-size:14.8px;color:var(--ink-2);line-height:1.85;}
.dt-body .warn::before{content:"!";flex-shrink:0;display:flex;align-items:center;justify-content:center;
  width:20px;height:20px;margin-top:4px;border-radius:50%;background:var(--brand);color:#fff;
  font-size:12px;font-weight:800;}
.dt-body table{width:100%;margin:24px 0;border:1px solid var(--line);border-radius:10px;
  overflow:hidden;font-size:14.5px;}
.dt-body table th{padding:14px 18px;background:var(--ink);color:#fff;font-weight:600;text-align:left;}
.dt-body table td{padding:14px 18px;border-top:1px solid var(--line);line-height:1.8;}
.dt-body table tr:nth-child(odd) td{background:#fafbfc;}
.dt-body table td b{color:var(--ink);}
.dt-body .inline-cta{margin:32px 0;padding:28px 30px;background:var(--ink);border-radius:12px;}
.dt-body .inline-cta p{margin:0;font-size:13px;font-weight:800;color:var(--brand);letter-spacing:2px;}
.dt-body .inline-cta h4{margin:12px 0 10px;font-size:21px;color:#fff;}
.dt-body .inline-cta span{display:block;font-size:14.5px;color:rgba(255,255,255,.75);line-height:1.85;}
.dt-body .inline-cta div{margin-top:20px;display:flex;flex-wrap:wrap;gap:10px;}
.dt-body .inline-cta a{padding:12px 24px;border-radius:8px;background:var(--brand);color:#fff;
  font-size:14.5px;font-weight:700;border:0;transition:all .22s;}
.dt-body .inline-cta a:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,36,66,.3);}
.dt-body .inline-cta a.ghost{background:transparent;border:1px solid rgba(255,255,255,.4);font-weight:400;}
.dt-body .inline-cta a.ghost:hover{background:rgba(255,255,255,.12);box-shadow:none;}

/* 文末：上下篇 + 相关推荐 */
.dt-foot{margin-top:44px;padding-top:30px;border-top:1px solid var(--line);}
.dt-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
/* 容器承载卡片样式，「上一篇 / 下一篇」标签在 a 之外，a 内只放文章标题 */
.dt-nav .nv{padding:18px 22px;background:#fff;border:1px solid var(--line);border-radius:10px;
  transition:all .22s;}
.dt-nav .nv:hover{border-color:var(--brand);box-shadow:0 10px 26px rgba(255,36,66,.08);}
.dt-nav .nv-lab{display:block;margin-bottom:7px;font-size:11.5px;font-weight:800;
  color:var(--ink-3);letter-spacing:1.5px;transition:color .2s;}
.dt-nav .nv:hover .nv-lab{color:var(--brand);}
.dt-nav .nv a{display:block;font-size:14.5px;color:var(--ink-2);line-height:1.65;transition:color .2s;}
.dt-nav .nv a:hover{color:var(--brand);}
.dt-nav .nv.next{text-align:right;}
.rel-3{margin-top:34px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.rel-3 a{padding:22px 22px;background:#fff;border:1px solid var(--line);border-radius:11px;
  transition:all .22s;}
.rel-3 a:hover{transform:translateY(-3px);border-color:var(--brand);
  box-shadow:0 14px 32px rgba(255,36,66,.1);}
.rel-3 a i{font-size:11.5px;font-weight:800;color:var(--brand);letter-spacing:1px;}
.rel-3 a h4{margin-top:9px;font-size:16px;line-height:1.6;color:var(--ink);}
.rel-3 a p{margin-top:8px;font-size:12.8px;color:var(--ink-3);}
.rel-h3{margin-top:34px;}
.sec.sec-alt{margin-top:20px;}

/* 详情页右侧 TOC */
.dt-side{position:sticky;top:130px;}
.dt-side .toc{padding:24px 22px;background:#fff;border:1px solid var(--line);border-radius:12px;}
.dt-side .toc .toc-t{font-size:12px;font-weight:800;color:var(--ink-3);letter-spacing:2px;}
.dt-side .toc ol{margin-top:14px;display:flex;flex-direction:column;gap:2px;}
.dt-side .toc a{display:block;padding:9px 12px;border-radius:7px;font-size:13.5px;
  color:var(--ink-2);line-height:1.7;transition:all .2s;}
.dt-side .toc a:hover{background:var(--brand-soft);color:var(--brand);}
.dt-side .toc a b{margin-right:7px;color:var(--brand);font-weight:800;}
.dt-side .side-rel ul{margin-top:14px;display:flex;flex-direction:column;gap:2px;list-style:none;padding:0;}
.dt-side .side-rel li a{display:block;padding:9px 12px;border-radius:7px;font-size:13.5px;
  color:var(--ink-2);line-height:1.7;transition:all .2s;}
.dt-side .side-rel li a:hover{background:var(--brand-soft);color:var(--brand);}
.dt-side .side-rel li.more a{color:var(--brand);font-weight:700;}
.dt-side .author{margin-top:16px;padding:24px 22px;background:var(--ink);border-radius:12px;}
.dt-side .author .a-t{font-size:12px;font-weight:800;color:rgba(255,255,255,.6);letter-spacing:2px;}
.dt-side .author .a-n{margin-top:10px;font-size:17px;color:#fff;font-weight:600;}
.dt-side .author .a-d{margin-top:6px;font-size:12.8px;color:rgba(255,255,255,.62);line-height:1.85;}

/* 详情页右侧广告位 */
.dt-side .side-ad{position:relative;margin-bottom:16px;border-radius:12px;overflow:hidden;
  border:1px solid var(--line);background:#fff;}
.dt-side .side-ad-label{position:absolute;top:8px;right:8px;z-index:2;padding:1px 7px;border-radius:4px;
  background:rgba(17,24,39,.55);color:#fff;font-size:10px;letter-spacing:1px;}
.dt-side .side-ad-link{display:block;}
.dt-side .side-ad-img{width:100%;height:150px;object-fit:cover;display:block;transition:transform .35s;}
.dt-side .side-ad-link:hover .side-ad-img{transform:scale(1.04);}
.dt-side .side-ad-cta{display:block;padding:11px 14px;background:var(--ink);color:#fff;
  font-size:12.5px;font-weight:700;line-height:1.5;transition:background .2s;}
.dt-side .side-ad-link:hover .side-ad-cta{background:var(--brand);}
.dt-side .author .s-btn{display:inline-block;margin-top:16px;padding:10px 20px;background:#fff;border-radius:20px;color:var(--brand);font-size:13.5px;font-weight:700;}
.dt-side .author .s-btn:hover{background:var(--brand);color:#fff;}

/* 详情页右侧：行业打法模块（五条业务线共用） */
.dt-side .ind-box{margin-top:16px;padding:22px 22px;background:#fff;border:1px solid var(--line);border-radius:12px;}
.dt-side .ind-box .i-t{font-size:12px;font-weight:800;color:var(--ink-3);letter-spacing:2px;}
.dt-side .ind-box .i-d{margin-top:8px;font-size:12.8px;color:var(--ink-2);line-height:1.85;}
.dt-side .ind-box .s-btn{display:inline-block;margin-top:14px;padding:10px 20px;border:1px solid var(--brand);border-radius:20px;color:var(--brand);font-size:13.5px;font-weight:700;transition:all .2s;}
.dt-side .ind-box .s-btn:hover{background:var(--brand);color:#fff;}


/* ---------------- 行业打法指南 ---------------- */
.ind-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.ind-card{position:relative;overflow:hidden;display:flex;flex-direction:column;padding:26px 24px;
  background:#fff;border:1px solid var(--line);border-radius:12px;transition:all .24s;}
.ind-card:hover{transform:translateY(-4px);border-color:var(--brand);
  box-shadow:0 16px 38px rgba(255,36,66,.12);}
.ind-card .ic-top{display:flex;align-items:center;gap:10px;}
.ind-card .ic-no{display:flex;align-items:center;justify-content:center;width:30px;height:30px;
  border-radius:8px;background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:800;}
.ind-card h4{margin-top:14px;font-size:18px;}
.ind-card .ic-quad{margin-top:10px;font-size:12.5px;color:var(--ink-3);}
.ind-card .ic-quad b{color:var(--brand);}
.ind-card p{margin-top:12px;font-size:13.2px;color:var(--ink-2);line-height:1.85;}
.ind-card .ic-line{margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  font-size:12.6px;color:var(--ink-3);line-height:1.75;}
.ind-card .ic-line b{color:var(--ink-2);}

/* ---------------- 关键词落地页 ---------------- */
.kw-wrap{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.kw-col{padding:30px 30px 28px;background:#fff;border:1px solid var(--line);border-radius:12px;}
.kw-col h4{font-size:18.5px;}
.kw-col .kw-sub{margin-top:7px;font-size:13.4px;color:var(--ink-2);line-height:1.8;}
.kw-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;}
.kw-list span{padding:8px 15px;background:var(--bg-soft);border-radius:20px;font-size:13.2px;
  color:var(--ink-2);transition:all .2s;}
.kw-list span:hover{background:var(--brand-soft);color:var(--brand);}
.kw-list span.hot{background:var(--brand-soft);color:var(--brand);font-weight:600;}

/* ---------------- 模型与金句速查表 ---------------- */
.sheet-box{display:grid;grid-template-columns:1.2fr 1fr;overflow:hidden;border-radius:14px;
  box-shadow:0 18px 50px rgba(15,23,42,.16);}
.sheet-l{padding:42px 40px;background:var(--ink);}
.sheet-l .sh-t{font-size:12px;font-weight:800;color:var(--brand);letter-spacing:2px;}
.sheet-l h3{margin-top:12px;font-size:27px;color:#fff;font-weight:700;}
.sheet-l .sh-sub{margin-top:12px;font-size:14px;color:rgba(255,255,255,.68);line-height:1.85;}
.sheet-list{margin-top:22px;display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.sheet-list li{padding:14px 16px;background:rgba(255,255,255,.06);border-radius:9px;
  border-left:2px solid rgba(255,36,66,.6);}
.sheet-list li b{display:block;font-size:14px;color:#fff;}
.sheet-list li span{display:block;margin-top:3px;font-size:12.3px;color:rgba(255,255,255,.6);line-height:1.7;}
.sheet-r{padding:42px 38px;background:var(--brand);display:flex;flex-direction:column;
  justify-content:center;position:relative;overflow:hidden;}
.sheet-r::after{content:"";position:absolute;right:-80px;bottom:-90px;width:260px;height:260px;
  border-radius:50%;background:rgba(255,255,255,.08);}
.sheet-r>*{position:relative;z-index:1;}
.sheet-r .sr-t{font-size:12px;font-weight:800;color:rgba(255,255,255,.8);letter-spacing:2px;}
.sheet-r h4{margin-top:12px;font-size:23px;color:#fff;line-height:1.45;}
.sheet-r p{margin-top:12px;font-size:14px;color:rgba(255,255,255,.88);line-height:1.85;}
.sheet-r .sr-btn{margin-top:24px;display:flex;flex-direction:column;gap:10px;}
.sheet-r .sr-btn a{display:block;text-align:center;padding:14px;border-radius:8px;
  background:#fff;color:var(--brand);font-size:15.5px;font-weight:800;transition:all .22s;}
.sheet-r .sr-btn a:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.18);}
.sheet-r .sr-btn a.ghost{background:transparent;border:1px solid rgba(255,255,255,.5);color:#fff;
  font-weight:400;font-size:14px;padding:12px;}
.sheet-r .sr-btn a.ghost:hover{background:rgba(255,255,255,.14);box-shadow:none;}

/* ---------------- FAQ（与首页保持一致） ---------------- */
.faq-layout{display:grid;grid-template-columns:400px 1fr;gap:36px;align-items:stretch;}
.faq-tabs{position:sticky;top:120px;display:flex;flex-direction:column;}
.faq-tab{flex:0 0 auto;display:flex;flex-direction:column;justify-content:center;width:100%;text-align:left;
  padding:14px 20px;margin-bottom:10px;background:#fff;
  border:1px solid var(--line);border-radius:8px;font-family:inherit;font-size:15px;font-weight:600;
  color:var(--ink);cursor:pointer;transition:all .2s;line-height:1.6;}
.faq-tab .t-no{display:block;margin-bottom:2px;font-size:11.5px;font-weight:800;color:var(--brand);letter-spacing:1.5px;}
.faq-tab:last-child{margin-bottom:0;}
.faq-tab:hover{border-color:var(--brand);color:var(--brand);}
.faq-tab.active{background:var(--brand);border-color:var(--brand);color:#fff;}
.faq-tab.active .t-no{color:rgba(255,255,255,.85);}
.faq-tabs.fill .faq-tab{flex:0 0 auto;}
/* 详情页：左侧问题等分撑满，底边与右侧答案面板对齐 */
.pg-detail .faq-tabs{position:static;gap:10px;}
.pg-detail .faq-tab{flex:1 1 auto;margin-bottom:0;}
.faq-side{margin-top:14px;min-height:126px;padding:20px 22px;background:var(--ink);border-radius:10px;
  flex:1 1 auto;display:flex;flex-direction:column;justify-content:center;}
.faq-side .s-t{font-size:15px;font-weight:700;color:#fff;}
.faq-side .s-d{margin:8px 0 14px;font-size:12.8px;color:rgba(255,255,255,.72);line-height:1.8;}
.faq-side .s-btn{display:inline-block;padding:9px 18px;background:#fff;border-radius:20px;
  color:var(--brand);font-size:13px;font-weight:700;transition:all .2s;}
.faq-side .s-btn:hover{background:var(--brand);color:#fff;}
.faq-panes{padding:28px 36px;background:#fff;border:1px solid var(--line);border-radius:12px;overflow-y:auto;}
.faq-pane{display:none;}
.faq-pane.active{display:flex;flex-direction:column;min-height:100%;}
.faq-pane .faq-a{display:flex;flex-direction:column;flex:1 1 auto;padding:0;}
.pane-q{display:flex;align-items:center;gap:12px;margin-bottom:14px;padding-bottom:13px;
  border-bottom:1px solid var(--line);font-size:21px;font-weight:700;}
.pane-q .q-no{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;min-width:40px;height:27px;
  padding:0 9px;background:var(--brand);color:#fff;border-radius:6px;
  font-size:12.5px;font-weight:800;letter-spacing:1px;font-style:normal;}
.faq-a .lead{padding:13px 18px;background:#f7f8fa;border-left:3px solid var(--brand);border-radius:0 8px 8px 0;
  font-size:15.5px;color:var(--ink);line-height:1.8;}
.faq-a .lead b{color:var(--brand);}
.faq-a ul{margin-top:13px;}
.faq-a ul::before{content:"分条依据";display:block;margin-bottom:7px;font-size:12px;font-weight:800;
  color:var(--ink-3);letter-spacing:2px;}
.faq-a ul li{position:relative;margin-bottom:5px;padding:8px 14px 8px 30px;background:#fafbfc;border-radius:8px;
  font-size:13.8px;color:var(--ink-2);line-height:1.72;transition:background .2s;}
.faq-a ul li:last-child{margin-bottom:0;}
.faq-a ul li::before{content:"";position:absolute;left:11px;top:13px;width:14px;height:14px;
  background:url(../images/check-line.png) no-repeat center/contain;}
.faq-a ul li:hover{background:#fff5f6;}
.faq-a ul li b{color:var(--ink);font-weight:600;}
.faq-a .note{display:flex;align-items:flex-start;gap:9px;margin-top:13px;padding:11px 16px;
  background:var(--brand-soft);border-radius:8px;font-size:13.4px;color:var(--ink-2);line-height:1.75;}
.faq-a .note::before{content:"!";flex-shrink:0;width:18px;height:18px;margin-top:3px;border-radius:50%;
  background:var(--brand);color:#fff;font-size:12px;font-weight:800;
  display:flex;align-items:center;justify-content:center;}
.faq-a .note b{color:var(--brand);}
.faq-a .faq-links{margin-top:auto;padding-top:16px;border-top:1px dashed var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13.5px;}
.faq-a .faq-links::before{content:"下一步";margin-right:3px;padding-left:17px;font-size:12px;font-weight:800;
  color:var(--ink-3);letter-spacing:2px;
  background:url(../images/arrow-right-line.png) no-repeat left center/13px 13px;}
.faq-a .faq-links a{display:inline-block;padding:6px 15px;border:1px solid var(--brand);border-radius:20px;
  color:var(--brand);font-weight:600;transition:all .2s;}
.faq-a .faq-links a:hover{background:var(--brand);color:#fff;}

/* ---------------- 双 CTA ---------------- */
.ins-cta{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.ins-cta .card{position:relative;overflow:hidden;padding:42px 38px;border-radius:14px;
  background:var(--ink);color:#fff;transition:all .22s;}
.ins-cta .card.red{background:var(--brand);}
.ins-cta .card::after{content:"";position:absolute;right:-70px;bottom:-90px;width:260px;height:260px;
  border-radius:50%;background:rgba(255,255,255,.07);}
.ins-cta .card>*{position:relative;z-index:1;}
.ins-cta .card:hover{transform:translateY(-3px);box-shadow:0 18px 44px rgba(15,23,42,.2);}
.ins-cta .kicker{font-size:12.5px;font-weight:800;letter-spacing:2px;color:rgba(255,255,255,.72);}
.ins-cta h3{margin-top:12px;font-size:25px;color:#fff;line-height:1.45;}
.ins-cta p{margin-top:12px;font-size:14.5px;color:rgba(255,255,255,.82);line-height:1.85;}
.ins-cta .btn{margin-top:24px;background:#fff;border-color:#fff;color:var(--brand);}
.ins-cta .btn:hover{background:var(--brand);border-color:#fff;color:#fff;}

/* ---------------- 整条红色 CTA 横条 ---------------- */
.final-cta{padding:46px 0;background:var(--brand);position:relative;overflow:hidden;}
.final-cta::after{content:"";position:absolute;right:-80px;bottom:-150px;width:380px;height:380px;
  border-radius:50%;background:rgba(255,255,255,.08);}
.final-cta .wrap{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:44px;}
.final-cta .fc-txt{max-width:780px;}
.final-cta h2{font-size:27px;color:#fff;line-height:1.5;}
.final-cta p{margin-top:8px;font-size:14px;color:rgba(255,255,255,.88);line-height:1.8;}
.final-cta .btn{flex-shrink:0;height:46px;padding:0 26px;border-radius:30px;background:transparent;
  border:1px solid rgba(255,255,255,.85);color:#fff;font-size:15px;font-weight:700;}
.final-cta .btn:hover{background:#fff;border-color:#fff;color:var(--brand);transform:translateY(-2px);}
.final-cta .btn:active{transform:none;}
@media (max-width:768px){
  .final-cta{padding:38px 0;}
  .final-cta .wrap{flex-direction:column;align-items:flex-start;gap:22px;}
  .final-cta h2{font-size:21px;}
  .final-cta .btn{width:100%;}
}