:root{
  /* --ink 取自 logo 图标底色（实测顶边均值 #161747），使深色面板与图标方块无缝衔接 */
  --ink:#16174a; --ink-2:#1f1830; --text:#1c1722; --text-2:#6b6470;
  --line:#ece9f0; --card:#f6f5f9; --purple:#8b5cf6; --pink:#ec4899;
  --white:#fff; --radius:16px; --maxw:1080px;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--text); background:var(--white); line-height:1.6;
  -webkit-font-smoothing:antialiased; font-size:15px;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:var(--ink);}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;height:60px;display:flex;align-items:center;justify-content:space-between;}
.brand{display:flex;align-items:center;}
.brand-logo{display:block;width:128px;height:auto;}
.nav{display:flex;align-items:center;gap:26px;}
.nav-link{color:rgba(255,255,255,.7);font-size:14px;transition:color .2s;position:relative;padding:4px 0;}
.nav-link:hover{color:#fff;}
.nav-link.is-active{color:#fff;}
.nav-link.is-active::after{content:'';position:absolute;left:0;right:0;bottom:-6px;height:2px;background:linear-gradient(90deg,#a855f7,#ec4899);border-radius:2px;}
.nav-cta{background:#fff;color:var(--ink);font-size:13px;font-weight:600;padding:8px 16px;border-radius:999px;transition:transform .2s,box-shadow .2s;}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(255,255,255,.15);}
.nav-cta.is-active{box-shadow:0 0 0 2px rgba(168,85,247,.55),0 6px 18px rgba(255,255,255,.12);}
.nav-toggle{display:none;flex-direction:column;gap:4px;background:none;border:0;cursor:pointer;padding:8px;}
.nav-toggle span{width:22px;height:2px;background:#fff;display:block;}

/* layout */
.site-main{display:block;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px;}

/* hero */
.hero{padding:72px 0 56px;}
.hero-inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;}
.eyebrow{display:inline-block;font-size:12px;color:var(--purple);border:1px solid var(--line);background:var(--card);padding:6px 12px;border-radius:999px;margin-bottom:20px;letter-spacing:.3px;}
.hero h1{font-size:40px;line-height:1.25;margin:0 0 18px;font-weight:700;letter-spacing:-.5px;color:var(--text);}
.hero p.lead{font-size:16px;color:var(--text-2);margin:0 0 28px;max-width:440px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.btn{display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;padding:12px 22px;border-radius:999px;transition:transform .2s,box-shadow .2s,border-color .2s;cursor:pointer;}
.btn-primary{background:var(--ink);color:#fff;}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 22px rgba(21,16,28,.18);}
.btn-ghost{background:#fff;color:var(--text);border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--purple);color:var(--purple);}
.hero-visual{position:relative;background:var(--ink);border-radius:24px;padding:38px 32px;display:flex;align-items:center;justify-content:center;}
.hero-visual .pv-panel{width:100%;max-width:340px;}
.hero-visual .pv-head{display:flex;align-items:center;gap:14px;}
.hero-visual .pv-avatar{width:54px;height:54px;border-radius:18px;background:linear-gradient(135deg,#a855f7,#ec4899);display:flex;align-items:center;justify-content:center;font-size:21px;font-weight:600;color:#fff;flex:none;}
.hero-visual .pv-name{display:flex;align-items:center;gap:7px;color:#fff;font-size:16px;font-weight:600;line-height:1.3;}
.hero-visual .pv-badge{width:17px;height:17px;border-radius:50%;background:#a855f7;display:inline-flex;align-items:center;justify-content:center;flex:none;}
.hero-visual .pv-badge svg{width:9px;height:9px;display:block;}
.hero-visual .pv-meta{color:rgba(255,255,255,.55);font-size:12.5px;margin-top:3px;}
.hero-visual .pv-chips{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0 22px;}
.hero-visual .pv-chips span{font-size:12px;color:rgba(255,255,255,.78);background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:999px;padding:5px 13px;}
.hero-visual .pv-chat{display:flex;flex-direction:column;gap:10px;}
.hero-visual .pv-bubble{max-width:80%;padding:10px 15px;border-radius:14px;font-size:13px;line-height:1.6;}
.hero-visual .pv-bubble.in{align-self:flex-start;background:rgba(255,255,255,.08);color:rgba(255,255,255,.88);border-top-left-radius:4px;}
.hero-visual .pv-bubble.out{align-self:flex-end;background:linear-gradient(135deg,#8b5cf6,#ec4899);color:#fff;border-top-right-radius:4px;box-shadow:0 8px 20px rgba(139,92,246,.35);}
.hero-visual .pv-input{margin-top:20px;display:flex;align-items:center;gap:12px;background:rgba(255,255,255,.07);border-radius:999px;padding:8px 8px 8px 16px;}
.hero-visual .pv-input span{flex:1;color:rgba(255,255,255,.4);font-size:12.5px;}
.hero-visual .pv-send{width:30px;height:30px;border-radius:50%;background:var(--purple);display:flex;align-items:center;justify-content:center;flex:none;}
.hero-visual .pv-send svg{width:14px;height:14px;display:block;}
.hero-visual .pv-float{position:absolute;display:flex;align-items:center;gap:8px;background:#fff;border-radius:999px;box-shadow:0 14px 34px rgba(22,23,74,.2);padding:9px 16px 9px 10px;font-size:12.5px;font-weight:600;color:var(--text);white-space:nowrap;}
.hero-visual .pv-float.f1{top:-18px;left:-30px;}
.hero-visual .pv-float.f2{bottom:-18px;right:-30px;}
.hero-visual .pv-ico{width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex:none;}
.hero-visual .pv-ico.ok{background:#22c55e;}
.hero-visual .pv-ico.lk{background:var(--purple);}
.hero-visual .pv-ico svg{width:11px;height:11px;display:block;}

/* sections */
.section{padding:64px 0;}
.section.alt{background:var(--card);}
.section-head{text-align:center;max-width:640px;margin:0 auto 40px;}
.section-head .eyebrow{margin-bottom:14px;}
.section-title{font-size:28px;font-weight:700;margin:0 0 10px;letter-spacing:-.3px;}
.section-sub{color:var(--text-2);font-size:15px;margin:0;}

/* features */
.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;}
.feature .f-icon{width:44px;height:44px;border-radius:12px;background:var(--card);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--purple);margin-bottom:16px;}
.feature .f-icon svg{width:22px;height:22px;}
.feature h3{font-size:17px;margin:0 0 8px;font-weight:600;}
.feature p{color:var(--text-2);font-size:14px;margin:0;}

/* trust list */
.trust-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.trust-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;}
.trust-item h4{margin:0 0 8px;font-size:15px;}
.trust-item p{margin:0;color:var(--text-2);font-size:14px;}

/* cta band */
.cta-band{background:var(--ink);border-radius:24px;padding:48px;text-align:center;color:#fff;}
.cta-band h2{font-size:26px;margin:0 0 10px;font-weight:700;}
.cta-band p{color:rgba(255,255,255,.7);margin:0 0 24px;}

/* news */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:border-color .2s,transform .2s;}
.post-card:hover{border-color:var(--purple);transform:translateY(-2px);}
.post-meta{font-size:12px;color:var(--text-2);margin-bottom:10px;}
.post-title{font-size:17px;font-weight:600;margin:0 0 8px;}
.post-excerpt{color:var(--text-2);font-size:14px;margin:0;}

/* article detail */
.article-page{padding:36px 0 64px;}
.article-cols{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:32px;align-items:start;}
.article-cols>*{min-width:0;}
.article-main{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px 40px 40px;}
.breadcrumb{font-size:13px;color:var(--text-2);margin-bottom:20px;}
.breadcrumb a{color:var(--purple);}
.article-main h1{font-size:30px;line-height:1.3;margin:0 0 14px;letter-spacing:-.3px;}
.article-meta{font-size:13px;color:var(--text-2);margin-bottom:28px;padding-bottom:20px;border-bottom:1px solid var(--line);}
.article-body{font-size:16px;line-height:1.8;color:#2a2430;}
.article-body p{margin:0 0 18px;}
.article-body img,.article-body video{max-width:100%;height:auto;border-radius:10px;margin:0 0 18px;}
.article-body h2{font-size:19px;margin:30px 0 12px;scroll-margin-top:80px;}
.article-body h3{font-size:16px;margin:24px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px;}
.article-body li{margin:0 0 6px;}
.article-body blockquote{margin:0 0 18px;padding:12px 18px;background:var(--card);border-left:3px solid var(--purple);border-radius:0 8px 8px 0;color:var(--text-2);}

/* 文末统一页脚 */
.article-tip{margin:32px 0 0;padding:18px 20px;background:var(--card);border:1px solid var(--line);border-radius:12px;}
.tip-inner{display:grid;grid-template-columns:minmax(0,1fr) 104px;gap:22px;align-items:center;}
.tip-label{display:inline-block;font-size:11.5px;font-weight:600;color:var(--purple);background:#fff;border:1px solid var(--line);padding:3px 10px;border-radius:999px;margin:0 0 9px;}
.tip-text p{margin:0 0 12px;font-size:13.5px;line-height:1.72;color:var(--text-2);}
.tip-links{display:flex;flex-wrap:wrap;gap:9px;}
.tip-links a{display:inline-block;font-size:12.5px;font-weight:600;color:var(--purple);background:#fff;border:1px solid var(--line);padding:5px 13px;border-radius:999px;transition:border-color .2s;}
.tip-links a:hover{border-color:var(--purple);}
.tip-qr{text-align:center;}
.tip-qr img{width:96px;height:96px;margin:0 auto 6px;border-radius:8px;background:#fff;}
.tip-qr span{display:block;font-size:11.5px;color:var(--text-2);line-height:1.5;}

/* 详情侧栏 */
.article-aside{position:sticky;top:80px;}
.aside-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;margin:0 0 18px;}
.aside-card:last-child{margin-bottom:0;}
.aside-title{font-size:14px;font-weight:600;color:var(--text);margin:0 0 14px;padding-bottom:12px;border-bottom:1px solid var(--line);}
.aside-list{list-style:none;margin:0;padding:0;}
.aside-list li{margin:0 0 14px;}
.aside-list li:last-child{margin-bottom:0;}
.aside-list a{display:block;font-size:14px;line-height:1.55;color:#3a3341;margin:0 0 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .2s;}
.aside-list a:hover{color:var(--purple);}
.aside-docs a.is-active{color:var(--purple);font-weight:600;}
.aside-date{font-size:12px;color:var(--text-2);}
.aside-desc{font-size:13px;line-height:1.7;color:var(--text-2);margin:0 0 14px;}
.aside-btn{display:block;text-align:center;font-size:13px;font-weight:600;color:var(--purple);background:var(--card);border:1px solid var(--line);padding:9px 0;border-radius:999px;transition:border-color .2s;}
.aside-btn:hover{border-color:var(--purple);}

/* 资讯列表分页 */
.pager{margin:36px 0 0;}
.pager .pagination{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;list-style:none;margin:0;padding:0;}
.pager .pagination li{display:block;}
.pager .pagination a,.pager .pagination span{display:block;min-width:34px;padding:7px 11px;font-size:13px;line-height:1.2;text-align:center;color:#5b5462;background:#fff;border:1px solid var(--line);border-radius:9px;}
.pager .pagination a{transition:border-color .2s,color .2s;}
.pager .pagination a:hover{border-color:var(--purple);color:var(--purple);}
.pager .pagination .active a,.pager .pagination .active span{background:var(--purple);border-color:var(--purple);color:#fff;}
.pager .pagination .disabled{display:none;}

@media (max-width:860px){
  .article-page{padding:20px 0 48px;}
  .article-cols{grid-template-columns:minmax(0,1fr);gap:20px;}
  .article-main{padding:26px 20px 28px;}
  .article-main h1{font-size:24px;}
  .article-meta{margin-bottom:22px;padding-bottom:16px;}
  .article-tip{margin-top:24px;padding:16px 14px;}
  .tip-inner{grid-template-columns:minmax(0,1fr) 84px;gap:14px;align-items:center;}
  .tip-label{font-size:11px;padding:2px 8px;margin:0 0 8px;}
  .tip-text p{font-size:13px;line-height:1.7;margin:0 0 11px;}
  .tip-links{gap:8px;}
  .tip-links a{font-size:12px;padding:5px 12px;}
  .tip-qr{text-align:center;}
  .tip-qr img{width:84px;height:84px;margin:0 auto 5px;}
  .tip-qr span{font-size:11px;line-height:1.45;}
  .article-aside{position:static;}
}

/* ===== download 下载页 ===== */
.dl-hero{background:var(--ink);padding:56px 0 52px;overflow:hidden;}
.dl-hero-inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center;}
.dl-eyebrow{display:inline-block;font-size:12px;color:rgba(255,255,255,.82);border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.07);padding:6px 13px;border-radius:999px;margin-bottom:20px;letter-spacing:.3px;}
.dl-hero-title{font-size:38px;line-height:1.28;font-weight:700;letter-spacing:-.5px;color:#fff;margin:0 0 16px;}
.dl-hero-desc{font-size:15px;line-height:1.9;color:rgba(255,255,255,.68);margin:0 0 26px;max-width:500px;}
.dl-hero-desc .nb{white-space:nowrap;}
.dl-hero-actions{display:flex;gap:12px;flex-wrap:wrap;}
.dl-btn{display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;padding:12px 24px;border-radius:999px;transition:transform .2s,box-shadow .2s,border-color .2s,background .2s,color .2s;}
.dl-btn-primary{background:#fff;color:var(--ink);}
.dl-btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 22px rgba(255,255,255,.18);}
.dl-btn-primary.is-off{background:rgba(255,255,255,.14);color:rgba(255,255,255,.6);cursor:default;}
.dl-btn-ghost{background:transparent;color:rgba(255,255,255,.85);border:1px solid rgba(255,255,255,.24);}
.dl-btn-ghost:hover{border-color:rgba(255,255,255,.55);color:#fff;}
.dl-trust{list-style:none;display:flex;flex-wrap:wrap;margin:28px 0 0;padding:0;}
.dl-trust li{font-size:12.5px;color:rgba(255,255,255,.62);border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.05);border-radius:999px;padding:6px 13px;margin:0 8px 8px 0;}

/* 手机 mockup */
.dl-hero-visual{display:flex;align-items:center;justify-content:flex-end;}
.dl-phone{width:246px;height:492px;border-radius:36px;background:#0e1036;border:1px solid rgba(255,255,255,.14);padding:9px;box-shadow:0 30px 60px rgba(4,4,24,.45);}
.dl-phone-screen{width:100%;height:100%;border-radius:28px;background:#fff;overflow:hidden;display:flex;flex-direction:column;}
.dl-phone-brand{height:46px;flex:none;background:linear-gradient(90deg,#a855f7,#ec4899);display:flex;align-items:center;gap:8px;padding:0 14px;}
.dl-phone-mark{width:18px;height:18px;border-radius:6px;background:rgba(255,255,255,.92);flex:none;}
.dl-phone-name{font-size:13px;font-weight:600;color:#fff;letter-spacing:.3px;}
.dl-phone-main{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px 16px;background:#fbfaff;}
.dl-phone-qr{width:150px;height:150px;border-radius:10px;background:#fff;border:1px solid var(--line);padding:8px;}
.dl-phone-qr img{width:100%;height:100%;object-fit:contain;}
.dl-phone-tip{font-size:13px;font-weight:600;color:var(--text);margin:16px 0 0;}
.dl-phone-sub{font-size:11.5px;color:var(--text-2);margin:5px 0 0;}
.dl-phone-foot{height:34px;flex:none;background:#f6f5f9;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:11.5px;color:var(--text-2);letter-spacing:.2px;}

/* 平台卡片 */
.dl-platforms{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.dl-pcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px 22px;display:flex;flex-direction:column;}
.dl-pcard-head{display:flex;align-items:center;gap:14px;margin-bottom:22px;}
.dl-pcard-icon{width:46px;height:46px;border-radius:14px;background:var(--card);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--purple);flex:none;}
.dl-pcard-icon svg{width:23px;height:23px;}
.dl-pcard-text{min-width:0;}
.dl-pcard-text h3{font-size:16px;font-weight:600;margin:0 0 4px;}
.dl-pcard-text p{font-size:12.5px;line-height:1.6;color:var(--text-2);margin:0;}
.dl-pcard-btn{display:block;text-align:center;font-size:13.5px;font-weight:600;color:#fff;background:var(--ink);border-radius:12px;padding:11px 0;margin-top:auto;transition:background .2s,transform .2s,box-shadow .2s;}
.dl-pcard-btn:hover{background:#22245c;transform:translateY(-1px);box-shadow:0 8px 18px rgba(22,23,74,.18);}
.dl-pcard-btn.is-off{background:var(--card);color:var(--text-2);cursor:default;}
.dl-pcard-btn.is-off:hover{background:var(--card);transform:none;box-shadow:none;}
.dl-pcard.is-pending{background:#fbfbfd;}
.dl-pcard.is-pending .dl-pcard-icon{color:#b9b3c6;}
.dl-pcard.is-pending .dl-pcard-text h3{color:var(--text-2);}
.dl-pcard-tag{display:block;text-align:center;font-size:13px;color:var(--text-2);border:1px solid var(--line);background:#fff;border-radius:12px;padding:11px 0;margin-top:auto;}
.dl-note{margin:24px 0 0;text-align:center;font-size:12.5px;line-height:1.8;color:var(--text-2);}

/* 微信小程序 */
.dl-mini{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px 30px;display:flex;align-items:center;gap:30px;}
.dl-mini-copy{flex:1;min-width:0;}
.dl-mini-head{display:flex;align-items:center;gap:16px;margin-bottom:14px;}
.dl-mini-icon{width:50px;height:50px;border-radius:16px;background:var(--card);border:1px solid var(--line);color:var(--purple);display:flex;align-items:center;justify-content:center;flex:none;}
.dl-mini-icon svg{width:25px;height:25px;}
.dl-mini-text h2{font-size:18px;font-weight:700;margin:0;}
.dl-mini-desc{font-size:13.5px;line-height:1.85;color:var(--text-2);margin:0 0 18px;max-width:560px;}
.dl-mini-search{display:inline-flex;align-items:center;gap:9px;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:8px 8px 8px 15px;font-size:13.5px;color:var(--text);}
.dl-mini-search svg{width:15px;height:15px;color:var(--text-2);flex:none;}
.dl-mini-search b{font-weight:600;}
.dl-mini-search i{font-style:normal;font-size:12.5px;color:#fff;background:var(--ink);border-radius:999px;padding:5px 14px;}
.dl-mini-qr{flex:none;text-align:center;}
.dl-mini-qr img{width:132px;height:132px;border-radius:12px;border:1px solid var(--line);background:#fff;padding:6px;}
.dl-mini-qr span{display:block;font-size:11.5px;color:var(--text-2);margin-top:9px;}

/* 合规说明 */
.dl-legal{border-top:1px solid var(--line);padding:30px 0 46px;}
.dl-legal-text{max-width:760px;margin:0 auto;text-align:center;font-size:12.5px;line-height:1.9;color:var(--text-2);}
.dl-legal-text a{color:var(--purple);}
.dl-legal-text a:hover{text-decoration:underline;}

@media (max-width:900px){
  .dl-hero-inner{grid-template-columns:1fr;gap:38px;}
  .dl-hero-title{font-size:31px;}
  .dl-hero-desc{font-size:14px;line-height:1.85;max-width:none;}
  .dl-hero-visual{justify-content:center;}
  .dl-platforms{grid-template-columns:1fr;gap:12px;}
  .dl-pcard-head{margin-bottom:18px;}
  .dl-mini{flex-direction:column;align-items:flex-start;gap:22px;padding:22px 20px;}
  .dl-mini-desc{margin-bottom:16px;}
  .dl-mini-qr img{width:142px;height:142px;}
}
@media (max-width:560px){
  .dl-hero{padding:36px 0 34px;}
  .dl-eyebrow{margin-bottom:16px;}
  .dl-hero-title{font-size:26px;}
  .dl-hero-actions{gap:10px;}
  .dl-btn{padding:11px 20px;font-size:13.5px;}
  .dl-phone{width:212px;height:424px;border-radius:30px;padding:8px;}
  .dl-phone-screen{border-radius:23px;}
  .dl-phone-brand{height:40px;padding:0 12px;}
  .dl-phone-main{padding:16px 12px;}
  .dl-phone-qr{width:124px;height:124px;padding:6px;}
  .dl-phone-foot{height:30px;font-size:11px;}
  .dl-trust li{font-size:12px;padding:5px 11px;}
}

/* legal */
.legal{max-width:760px;margin:0 auto;padding:48px 20px;}
.legal h1{font-size:28px;margin:0 0 20px;}
.legal-body{font-size:15px;line-height:1.8;color:#2a2430;}
.legal-body h2{font-size:18px;margin:32px 0 10px;scroll-margin-top:80px;}
.legal-body h3{font-size:15px;font-weight:600;margin:22px 0 8px;color:var(--ink);}
.legal-body p{margin:0 0 14px;}
.legal-body strong{color:#1c1722;font-weight:600;}
.legal-body ul,.legal-body ol{margin:0 0 16px;padding-left:22px;}
.legal-body li{margin:0 0 6px;}
.legal-meta{font-size:13px;color:var(--text-2);background:#f6f5f9;border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin:0 0 22px;}
.legal-notice{font-size:14px;line-height:1.85;color:#8f2f2f;background:#fdf3f3;border:1px solid #f0cccc;border-left:3px solid #d05a5a;border-radius:10px;padding:14px 18px;margin:0 0 26px;}
.legal-notice strong{color:#a02b2b;font-weight:600;}
.legal-toc{background:#f6f5f9;border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin:0 0 28px;}
.legal-toc-title{font-size:13px;font-weight:600;color:var(--ink);margin:0 0 10px;}
.legal-toc ol{margin:0;padding-left:20px;}
.legal-toc li{margin:0 0 5px;font-size:14px;line-height:1.6;}
.legal-toc a{color:#5b5462;text-decoration:none;transition:color .2s;}
.legal-toc a:hover{color:#8b5cf6;}

/* footer */
.site-footer{background:var(--ink);color:rgba(255,255,255,.7);margin-top:40px;}
.footer-inner{max-width:var(--maxw);margin:0 auto;padding:48px 20px 32px;display:grid;grid-template-columns:1.2fr 2fr;gap:40px;}
.footer-brand .brand-logo{width:116px;}
.footer-tag{font-size:13px;margin:16px 0 0;color:rgba(255,255,255,.5);max-width:280px;line-height:1.7;}
.footer-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.footer-col h4{color:#fff;font-size:14px;margin:0 0 14px;font-weight:600;}
.footer-col a{display:block;font-size:13px;color:rgba(255,255,255,.65);margin-bottom:10px;transition:color .2s;}
.footer-col a:hover{color:#fff;}
.footer-bottom{max-width:var(--maxw);margin:0 auto;padding:20px;border-top:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px 24px;font-size:12px;color:rgba(255,255,255,.45);}
.footer-beian{display:flex;align-items:center;flex-wrap:wrap;gap:8px 20px;}
.footer-beian a{display:inline-flex;align-items:center;gap:6px;color:inherit;transition:color .2s;}
.footer-beian a:hover{color:rgba(255,255,255,.82);}
.footer-beian img{display:block;height:15px;width:auto;opacity:.85;}

/* responsive */
@media (max-width:860px){
  .nav{position:absolute;top:60px;left:0;right:0;background:var(--ink);flex-direction:column;align-items:flex-start;gap:0;padding:8px 20px 16px;display:none;}
  .site-header.nav-open .nav{display:flex;}
  .nav-link{padding:12px 0;width:100%;}
  .nav-link.is-active::after{display:none;}
  .nav-cta{margin-top:8px;}
  .nav-toggle{display:flex;}
  .hero-inner{grid-template-columns:1fr;gap:32px;}
  .hero h1{font-size:30px;}
  .hero-visual{order:-1;min-height:auto;padding:30px 24px 28px;}
  .hero-visual .pv-float{font-size:11.5px;padding:7px 13px 7px 8px;}
  .hero-visual .pv-float.f1{top:-14px;left:10px;}
  .hero-visual .pv-float.f2{bottom:-14px;right:10px;}
  .feature-grid,.news-grid,.platforms,.trust-list{grid-template-columns:1fr;}
  .section{padding:48px 0;}
  .footer-inner{grid-template-columns:1fr;gap:28px;}
  .footer-cols{grid-template-columns:repeat(2,1fr);gap:20px;}
}

/* about */
.about-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center;}
.about-intro p{color:var(--text-2);font-size:15px;line-height:1.9;margin:0;}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;text-align:center;}
.stat-num{font-size:24px;font-weight:700;color:var(--ink);letter-spacing:-.5px;}
.stat-label{font-size:12px;color:var(--text-2);margin-top:6px;}

@media (max-width:860px){
  .about-grid{grid-template-columns:1fr;}
}

/* 404 */
.notfound{padding:56px 0 72px;}
.nf-card{max-width:560px;margin:0 auto;text-align:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:48px 32px;}
.nf-code{font-size:52px;font-weight:700;letter-spacing:2px;color:var(--purple);line-height:1;}
.nf-title{font-size:20px;margin:18px 0 8px;color:var(--ink);}
.nf-desc{font-size:14px;color:var(--text-2);margin:0 0 24px;}
.nf-links{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;}
.nf-links a{display:inline-block;font-size:13px;font-weight:600;color:var(--purple);background:var(--card);border:1px solid var(--line);padding:8px 18px;border-radius:999px;transition:border-color .2s;}
.nf-links a:hover{border-color:var(--purple);}

/* 下载页 FAQ */
.faq-section{padding:56px 0 12px;}
.faq-list{max-width:760px;margin:0 auto;counter-reset:faq;}
.faq-item{position:relative;counter-increment:faq;padding:20px 0 20px 46px;border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:0;}
.faq-q{font-size:15px;font-weight:600;color:var(--ink);margin:0 0 8px;}
.faq-q::before{content:counter(faq,decimal-leading-zero);position:absolute;left:0;top:21px;font-size:12px;font-weight:700;letter-spacing:.6px;color:var(--purple);opacity:.55;}
.faq-a{font-size:14px;line-height:1.8;color:var(--text-2);margin:0;}
.faq-a a{color:var(--purple);}
.faq-a a:hover{text-decoration:underline;}

/* 净网行动 */
.nc-hero{background:var(--ink);padding:52px 0 44px;}
.nc-crumb{font-size:13px;color:rgba(255,255,255,.5);margin-bottom:18px;}
.nc-crumb a{color:rgba(255,255,255,.75);}
.nc-hero h1{font-size:32px;color:#fff;margin:0 0 14px;font-weight:700;letter-spacing:-.3px;}
.nc-lead{max-width:720px;color:rgba(255,255,255,.65);font-size:14.5px;line-height:1.9;margin:0;}
.nc-main{padding:40px 20px 64px;}
.nc-latest{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;margin-top:-72px;box-shadow:0 18px 40px rgba(22,23,74,.08);}
.nc-period{display:inline-block;font-size:12.5px;font-weight:600;color:var(--purple);background:var(--card);border:1px solid var(--line);border-radius:999px;padding:6px 14px;margin-bottom:16px;}
.nc-summary{color:var(--text-2);font-size:14.5px;line-height:1.9;margin:0 0 26px;}
.nc-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.nc-stat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 16px;text-align:center;}
.nc-num{display:block;font-size:26px;font-weight:700;color:var(--ink);letter-spacing:-.5px;line-height:1.2;}
.nc-label{display:block;font-size:12px;color:var(--text-2);margin-top:6px;}
.nc-block{margin-top:44px;}
.nc-block h2{font-size:19px;color:var(--ink);margin:0 0 18px;}
.nc-block-lead{font-size:13.5px;color:var(--text-2);margin:-8px 0 16px;}
.nc-bars{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 24px 10px;}
.nc-bar{display:flex;align-items:center;gap:14px;padding:8px 0;}
.nc-bar-name{width:96px;flex:none;font-size:13px;color:var(--text);}
.nc-bar-track{flex:1;height:10px;border-radius:6px;background:var(--card);overflow:hidden;}
.nc-bar-track i{display:block;height:100%;border-radius:6px;background:var(--purple);}
.nc-bar-pct{width:40px;flex:none;text-align:right;font-size:12.5px;color:var(--text-2);font-variant-numeric:tabular-nums;}
.nc-note{font-size:12.5px;color:var(--text-2);margin:14px 2px 0;}
.nc-ladder{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.nc-step{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;}
.nc-step.is-top{border-color:var(--purple);}
.nc-step-no{display:block;font-size:12px;font-weight:600;color:var(--purple);letter-spacing:1px;}
.nc-step-name{display:block;font-size:15px;font-weight:600;color:var(--ink);margin:6px 0 4px;}
.nc-step-desc{display:block;font-size:12.5px;color:var(--text-2);line-height:1.6;}
.nc-archive{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:8px 24px;}
.nc-year{padding:14px 0;border-bottom:1px solid var(--line);}
.nc-year:last-child{border-bottom:0;}
.nc-year-name{font-size:13px;font-weight:600;color:var(--ink);margin-bottom:6px;}
.nc-row{padding:7px 0;border-top:1px dashed var(--line);}
.nc-row:first-child{border-top:0;}
.nc-row-head{display:flex;align-items:baseline;gap:16px;}
.nc-row-period{width:120px;flex:none;font-size:13.5px;color:var(--text);font-weight:500;}
.nc-row-data{flex:1;min-width:0;font-size:12.5px;color:var(--text-2);line-height:1.7;}
.nc-row.has-detail{cursor:pointer;}
.nc-row-arrow{flex:none;width:7px;height:7px;border-right:1.5px solid var(--text-2);border-bottom:1.5px solid var(--text-2);transform:rotate(45deg);align-self:center;margin-left:auto;transition:transform .2s;}
.nc-row.is-open .nc-row-arrow{transform:rotate(225deg);}
.nc-row-detail{display:none;padding:4px 0 14px;font-size:12.5px;color:var(--text-2);}
.nc-row.is-open .nc-row-detail{display:block;}
.nc-row-detail .nc-bars{padding:0;background:transparent;border:0;}
.nc-row-summary{margin:0 0 14px;line-height:1.8;}
.nc-report{margin-top:44px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px;display:flex;align-items:center;gap:24px;}
.nc-report-body{flex:1;}
.nc-report h3{font-size:16px;color:var(--ink);margin:0 0 6px;}
.nc-report p{font-size:13.5px;color:var(--text-2);line-height:1.8;margin:0;}
.nc-report p a{color:var(--purple);}
.nc-report-btn{flex:none;font-size:13.5px;font-weight:600;color:#fff;background:var(--purple);border-radius:999px;padding:11px 26px;transition:background .2s;}
.nc-report-btn:hover{background:#7c4de0;}
.rp-alert{background:#fdf1f1;border:1px solid #f3c8c8;color:#b03a3a;border-radius:10px;padding:12px 16px;font-size:13.5px;margin-bottom:18px;}
.rp-done{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 32px;max-width:720px;margin:0 auto;}
.rp-done h2{margin-bottom:8px;}
.rp-done-text{font-size:13.5px;color:var(--text-2);line-height:1.9;margin:0 0 18px;}
.rp-done-actions{display:flex;gap:12px;align-items:center;}
.rp-ghost{font-size:13.5px;font-weight:600;color:var(--text);border:1px solid var(--line);border-radius:999px;padding:10px 24px;transition:border-color .2s;}
.rp-ghost:hover{border-color:var(--purple);color:var(--purple);}
.rp-form-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 32px;max-width:720px;margin:36px auto 0;}
.rp-title{font-size:18px;color:var(--ink);margin:0 0 20px;font-weight:600;}
.rp-form{max-width:560px;}
.rp-field{margin-bottom:18px;}
.rp-field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink);margin-bottom:8px;}
.rp-field label em{font-style:normal;color:#b03a3a;}
.rp-field input[type=text],.rp-field select,.rp-field textarea{width:100%;box-sizing:border-box;border:1px solid var(--line);border-radius:10px;padding:11px 14px;font-size:14px;color:var(--text);background:var(--card);transition:border-color .2s;}
.rp-field textarea{resize:vertical;line-height:1.8;min-height:130px;}
.rp-field input:focus,.rp-field select:focus,.rp-field textarea:focus{outline:none;border-color:var(--purple);background:#fff;}
.rp-field ::placeholder{color:#a9abc6;}
.rp-submit{font-size:14px;font-weight:600;color:#fff;background:var(--purple);border:0;border-radius:999px;padding:12px 40px;cursor:pointer;transition:background .2s;}
.rp-submit:hover{background:#7c4de0;}
.rp-note{font-size:12.5px;color:var(--text-2);margin:14px 0 0;line-height:1.8;}
.rp-note a{color:var(--purple);}
.rp-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden;}
@media (max-width:720px){
  .nc-hero{padding:40px 0 36px;}
  .nc-hero h1{font-size:26px;}
  .nc-main{padding:32px 20px 52px;}
  .nc-latest{padding:22px 18px;}
  .nc-stats{grid-template-columns:repeat(2,1fr);}
  .nc-num{font-size:22px;}
  .nc-block{margin-top:36px;}
  .nc-ladder{grid-template-columns:repeat(2,1fr);}
  .nc-bar-name{width:82px;font-size:12.5px;}
  .nc-bars{padding:18px 16px 6px;}
  .nc-archive{padding:4px 16px;}
  .nc-row{position:relative;padding:9px 0;}
  .nc-row-head{display:block;padding-right:20px;}
  .nc-row-period{width:auto;margin-bottom:2px;}
  .nc-row-arrow{position:absolute;top:14px;right:0;align-self:auto;margin-left:0;}
  .nc-row-detail{padding:8px 0 12px;}
  .nc-report{flex-direction:column;align-items:flex-start;padding:22px 20px;}
  .nc-report-btn{width:100%;text-align:center;}
  .rp-form-wrap{padding:22px 18px;max-width:none;margin:28px auto 0;}
  .rp-done{padding:22px 18px;}
  .rp-done-actions{flex-direction:column;align-items:stretch;}
  .rp-ghost{width:100%;text-align:center;}
}

/* 正文内推广卡（资讯中段插入，按文章长度决定个数） */
.ic-card{margin:22px 0;padding:14px 16px;background:var(--card);border:1px solid var(--line);border-left:2px solid var(--purple);border-radius:0 10px 10px 0;}
.ic-body{min-width:0;}
.ic-grid{display:grid;grid-template-columns:minmax(0,1fr) 84px;gap:18px;align-items:center;}
.ic-head{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 4px;}
.ic-label{display:inline-block;font-size:11px;font-weight:600;letter-spacing:.2px;color:var(--purple);background:#fff;border:1px solid var(--line);border-radius:999px;padding:2px 8px;}
.ic-title{font-size:14px;font-weight:600;line-height:1.45;color:var(--ink);}
.ic-card p{margin:0;font-size:13px;line-height:1.7;color:var(--text-2);}
.ic-links{margin:9px 0 0;display:flex;flex-wrap:wrap;gap:8px;}
.ic-links a{display:inline-block;font-size:12px;font-weight:600;color:var(--purple);background:#fff;border:1px solid var(--line);border-radius:999px;padding:4px 11px;transition:border-color .2s;}
.ic-links a:hover{border-color:var(--purple);}
.ic-qr{text-align:center;}
.ic-qr img{width:84px;height:84px;margin:0 auto 4px;border-radius:7px;background:#fff;}
.ic-qr span{display:block;font-size:11px;line-height:1.45;color:var(--text-2);}
@media (max-width:860px){
  .ic-card{margin:18px 0;padding:12px 14px;}
  .ic-grid{grid-template-columns:minmax(0,1fr) 76px;gap:14px;}
  .ic-body p{font-size:12.5px;line-height:1.65;}
  .ic-qr img{width:76px;height:76px;}
}

/* ===== 导航下拉：趣爱动态分类 ===== */
.nav-dropdown{position:relative;}
.nav-dropdown-menu{position:absolute;top:calc(100% + 6px);left:0;min-width:244px;background:var(--ink);border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:8px;display:none;flex-direction:column;gap:2px;box-shadow:0 18px 42px rgba(22,23,74,.30);z-index:60;}
.nav-dropdown:hover .nav-dropdown-menu{display:flex;}
.nav-dropdown-all{font-weight:600;color:#fff;padding:10px 12px;border-bottom:1px solid rgba(255,255,255,.10);margin-bottom:4px;border-radius:8px 8px 0 0;}
.nav-dropdown-grid{display:grid;grid-template-columns:1fr 1fr;gap:2px 8px;}
.nav-dropdown-menu a{color:rgba(255,255,255,.72);font-size:13.5px;padding:9px 12px;border-radius:8px;transition:background .18s,color .18s;white-space:nowrap;}
.nav-dropdown-menu a:hover{background:rgba(255,255,255,.09);color:#fff;}
.nav-dropdown-menu a.is-active{color:#fff;background:rgba(139,92,246,.28);}

/* ===== 列表页布局 ===== */
.news-page{padding:48px 0 64px;}
.news-head{max-width:var(--maxw);margin:0 auto 28px;padding:0 20px;}
.news-head .eyebrow{margin-bottom:14px;}
.news-title{font-size:30px;font-weight:700;margin:0 0 8px;letter-spacing:-.4px;}
.news-sub{color:var(--text-2);font-size:15px;margin:0;}
.news-layout{max-width:var(--maxw);margin:0 auto;padding:0 20px;display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:32px;align-items:start;}
.news-main{min-width:0;}

/* 分类筛选条 */
.cat-nav{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 24px;}
.cat-link{font-size:13px;font-weight:500;color:var(--text-2);background:#fff;border:1px solid var(--line);padding:7px 15px;border-radius:999px;transition:border-color .2s,color .2s,background .2s;}
.cat-link:hover{border-color:var(--purple);color:var(--purple);}
.cat-link.is-active{color:#fff;background:linear-gradient(135deg,#8b5cf6,#ec4899);border-color:transparent;}

/* 图文卡片 */
.post-list{display:flex;flex-direction:column;gap:14px;}
.post-card{display:grid;grid-template-columns:148px minmax(0,1fr);gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;transition:border-color .2s,transform .2s;align-items:center;}
.post-card:hover{border-color:var(--purple);transform:translateY(-2px);}
.post-thumb{width:148px;height:104px;border-radius:12px;overflow:hidden;background:var(--card);flex:none;}
.post-thumb img{width:100%;height:100%;object-fit:cover;}
.post-thumb-ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;}
.post-thumb-ph::after{content:'';width:28px;height:28px;opacity:.5;background:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239d96a8' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='4' width='18' height='16' rx='2.5'/%3E%3Ccircle cx='8.6' cy='9.4' r='1.5'/%3E%3Cpath d='M4 17.5l5.2-5.2 4.3 4.3 3.2-3.2L20 16'/%3E%3C/svg%3E") no-repeat center/contain;}
.post-body{min-width:0;}
.post-badge{display:inline-block;font-size:11.5px;font-weight:600;color:var(--purple);background:var(--card);border:1px solid var(--line);border-radius:999px;padding:2px 10px;margin-bottom:8px;}
.post-title{font-size:16.5px;font-weight:600;line-height:1.45;margin:0 0 7px;color:var(--text);transition:color .2s;}
.post-card:hover .post-title{color:var(--purple);}
.post-excerpt{color:var(--text-2);font-size:13.5px;line-height:1.7;margin:0 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-meta{font-size:12px;color:var(--text-2);}

/* 侧栏 */
.news-aside{position:sticky;top:80px;display:flex;flex-direction:column;gap:18px;}
.news-aside .aside-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;}
.news-aside .aside-title{font-size:14px;font-weight:600;color:var(--text);margin:0 0 14px;padding-bottom:12px;border-bottom:1px solid var(--line);}
.cat-count-list{list-style:none;margin:0;padding:0;}
.cat-count-list li{margin:0 0 2px;}
.cat-count-list a{display:flex;align-items:center;justify-content:space-between;font-size:14px;line-height:1.5;color:#3a3341;padding:8px 10px;border-radius:8px;transition:background .2s,color .2s;}
.cat-count-list a:hover{background:var(--card);color:var(--purple);}
.cat-count-list a.is-active{background:var(--card);color:var(--purple);font-weight:600;}
.cat-count-list span{font-size:12px;color:var(--text-2);font-variant-numeric:tabular-nums;}
.hot-list{list-style:none;margin:0;padding:0;counter-reset:hot;}
.hot-list li{counter-increment:hot;margin:0 0 12px;}
.hot-list li:last-child{margin-bottom:0;}
.hot-list a{display:block;font-size:13.5px;line-height:1.55;color:#3a3341;padding-left:26px;position:relative;transition:color .2s;}
.hot-list a::before{content:counter(hot);position:absolute;left:0;top:1px;width:18px;height:18px;border-radius:6px;background:var(--card);border:1px solid var(--line);color:var(--purple);font-size:11px;font-weight:600;text-align:center;line-height:16px;}
.hot-list a:hover{color:var(--purple);}
.news-aside .aside-cta{background:var(--ink);border-color:transparent;}
.aside-cta .aside-title{color:#fff;border-bottom-color:rgba(255,255,255,.12);}
.aside-cta .aside-desc{color:rgba(255,255,255,.7);font-size:13.5px;line-height:1.7;margin:0 0 14px;}
.aside-cta .aside-btn{display:block;text-align:center;font-size:13.5px;font-weight:600;color:var(--ink);background:#fff;border:0;padding:10px 0;border-radius:999px;transition:transform .2s;}
.aside-cta .aside-btn:hover{transform:translateY(-1px);}

/* 独立栏目落地页 banner：克制深色头图，呼应站点顶栏，不用大渐变 */
.column-banner{background:var(--ink);color:#fff;padding:46px 0 40px;}
.column-banner-inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;}
.column-banner .breadcrumb{color:rgba(255,255,255,.6);margin:0 0 14px;}
.column-banner .breadcrumb a{color:rgba(255,255,255,.6);}
.column-banner .breadcrumb a:hover{color:#fff;}
.column-banner .eyebrow{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.18);color:#fff;margin-bottom:14px;}
.column-banner .eyebrow:hover{border-color:rgba(255,255,255,.35);}
.column-title{font-size:30px;font-weight:700;margin:0 0 10px;letter-spacing:-.3px;}
.column-desc{font-size:15px;line-height:1.7;color:rgba(255,255,255,.78);max-width:640px;margin:0;}
.column-meta{margin-top:16px;font-size:13px;color:rgba(255,255,255,.65);}
.column-meta b{color:#fff;font-weight:700;}

@media (max-width:860px){
  .news-page{padding:32px 0 48px;}
  .news-layout{grid-template-columns:1fr;gap:24px;}
  .news-aside{position:static;}
  .post-card{grid-template-columns:108px minmax(0,1fr);gap:14px;padding:14px;}
  .post-thumb{width:108px;height:84px;}
  .post-title{font-size:15.5px;}
  /* 导航下拉移动端展开为内联列表 */
  .nav-dropdown-menu{position:static;display:none;box-shadow:none;background:transparent;border:0;padding:0 0 4px 14px;gap:0;min-width:0;}
  .site-header.nav-open .nav-dropdown-menu{display:flex;}
  .nav-dropdown-menu a{padding:10px 0;color:rgba(255,255,255,.7);}
  .nav-dropdown-menu a.is-active{background:transparent;color:#fff;}
  .nav-dropdown-grid a{padding:9px 10px;}
  .column-banner{padding:34px 0 30px;}
  .column-title{font-size:24px;}
}

/* ===== 全部动态 hub 页（/news） ===== */
.hub-banner{background:var(--ink);color:#fff;padding:42px 0 38px;}
.hub-banner-inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;}
.hub-crumb{color:rgba(255,255,255,.55);font-size:12.5px;margin:0 0 16px;}
.hub-crumb a{color:rgba(255,255,255,.55);}
.hub-crumb a:hover{color:#fff;}
.hub-banner .eyebrow{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.20);color:#fff;margin-bottom:14px;}
.hub-title{font-size:32px;font-weight:700;margin:0 0 12px;letter-spacing:-.4px;}
.hub-desc{font-size:15px;line-height:1.85;color:rgba(255,255,255,.72);max-width:600px;margin:0;}
.hub-stats{display:flex;flex-wrap:wrap;align-items:flex-start;margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);}
.hub-stat{padding-right:32px;margin-right:32px;border-right:1px solid rgba(255,255,255,.10);}
.hub-stat:last-child{border-right:0;padding-right:0;margin-right:0;}
.hub-stat b{display:block;font-size:24px;font-weight:700;line-height:1.2;letter-spacing:-.4px;}
.hub-stat span{display:block;font-size:12.5px;color:rgba(255,255,255,.55);margin-top:5px;}
.hub-stat-date b{font-size:15px;font-weight:600;letter-spacing:0;padding-top:6px;}

/* 栏目目录卡片 */
.hub-cats-sec{padding:44px 0 0;}
.hub-sec-head{margin:0 0 20px;}
.hub-sec-title{font-size:19px;font-weight:700;color:var(--text);margin:0 0 7px;letter-spacing:-.2px;}
.hub-sec-sub{font-size:13.5px;color:var(--text-2);margin:0;line-height:1.7;}
.hub-cats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.hub-cat{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 22px 18px;transition:border-color .2s,transform .2s,box-shadow .2s;}
.hub-cat:hover{border-color:#d8c8f7;transform:translateY(-2px);box-shadow:0 12px 28px rgba(22,23,74,.07);}
.hub-cat-no{font-size:11.5px;font-weight:700;letter-spacing:1.4px;color:var(--purple);opacity:.75;}
.hub-cat-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:9px 0 8px;}
.hub-cat-name{font-size:16px;font-weight:600;color:var(--text);}
.hub-cat-arrow{width:16px;height:16px;flex:none;color:#c5bfd2;transition:color .2s,transform .2s;}
.hub-cat:hover .hub-cat-arrow{color:var(--purple);transform:translateX(3px);}
.hub-cat-desc{font-size:13px;line-height:1.8;color:var(--text-2);margin:0 0 16px;flex:1;}
.hub-cat-foot{font-size:12px;color:var(--text-2);padding-top:12px;border-top:1px solid var(--line);}

/* 头条文章：文字主导的编辑式大卡，避免无封面时出现大片空白图位 */
.hub-feature{position:relative;display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 32px 26px 34px;margin:0 0 26px;overflow:hidden;transition:border-color .2s,box-shadow .2s;}
.hub-feature::before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(180deg,#a855f7 0%,#ec4899 100%);}
.hub-feature:hover{border-color:#d8c8f7;box-shadow:0 14px 34px rgba(22,23,74,.08);}
.hub-feature-top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:12px;}
.hub-feature-tags{display:flex;align-items:center;gap:8px;}
.hub-feature-tags .post-badge{margin-bottom:0;}
.hub-cat-tag{display:inline-block;font-size:11.5px;font-weight:500;color:var(--text-2);background:var(--card);border:1px solid var(--line);border-radius:999px;padding:2px 10px;}
.hub-feature-date{font-size:12.5px;color:var(--text-2);font-variant-numeric:tabular-nums;}
.hub-feature-title{font-size:21px;font-weight:700;line-height:1.5;margin:0 0 10px;color:var(--text);letter-spacing:-.3px;transition:color .2s;}
.hub-feature:hover .hub-feature-title{color:var(--purple);}
.hub-feature-excerpt{font-size:13.5px;line-height:1.9;color:var(--text-2);margin:0 0 12px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.hub-feature-foot{font-size:12.5px;color:var(--text-2);}

/* 列表标题栏 */
.hub-list-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin:0 0 16px;padding-bottom:12px;border-bottom:1px solid var(--line);}
.hub-list-title{font-size:17px;font-weight:700;color:var(--text);margin:0;}
.hub-list-tip{font-size:12.5px;color:var(--text-2);}

/* 侧栏关于卡片 */
.hub-about-list{list-style:none;margin:0;padding:0;}
.hub-about-list li{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:13px;color:var(--text-2);}
.hub-about-list li:last-child{border-bottom:0;padding-bottom:0;}
.hub-about-list b{color:var(--text);font-weight:600;font-variant-numeric:tabular-nums;}

@media (max-width:860px){
  .hub-banner{padding:32px 0 28px;}
  .hub-crumb{margin-bottom:14px;}
  .hub-title{font-size:25px;}
  .hub-desc{font-size:14px;line-height:1.8;}
  .hub-stats{margin-top:20px;padding-top:16px;}
  .hub-stat{padding-right:20px;margin-right:20px;}
  .hub-stat b{font-size:20px;}
  .hub-stat-date b{font-size:13.5px;padding-top:5px;}
  .hub-cats-sec{padding:32px 0 0;}
  .hub-cats{grid-template-columns:1fr;gap:12px;}
  .hub-feature{padding:22px 18px 20px 22px;}
  .hub-feature-title{font-size:17.5px;}
  .hub-list-head{margin-bottom:14px;}
}

/* ===== 文章详情页题图 ===== */
.article-cover{margin:0 0 28px;border-radius:14px;overflow:hidden;background:var(--card);height:320px;}
.article-cover img{width:100%;height:100%;object-fit:cover;display:block;}
@media (max-width:860px){
  .article-cover{height:210px;border-radius:12px;margin-bottom:22px;}
}

/* ===== 功能介绍独立页 (/features) ===== */
.ft-hero{background:var(--ink);padding:64px 0 56px;}
.ft-hero-inner{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:center;}
.ft-eyebrow{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.16);color:rgba(255,255,255,.85);}
.ft-hero h1{font-size:38px;line-height:1.28;margin:0 0 18px;font-weight:700;letter-spacing:-.5px;color:#fff;}
.ft-hero-copy > p{font-size:15.5px;line-height:1.85;color:rgba(255,255,255,.66);margin:0 0 28px;max-width:480px;}
.ft-hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.ft-hero .btn-primary{background:#fff;color:var(--ink);}
.ft-hero .btn-primary:hover{box-shadow:0 8px 22px rgba(0,0,0,.25);}
.ft-hero .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.28);}
.ft-hero .btn-ghost:hover{border-color:#fff;color:#fff;}
.ft-hero-side{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.12);border-radius:18px;overflow:hidden;}
.ft-stat{background:rgba(255,255,255,.04);padding:22px 18px;display:flex;flex-direction:column;gap:4px;}
.ft-stat-num{font-size:30px;font-weight:700;color:#fff;line-height:1;letter-spacing:-1px;}
.ft-stat-label{font-size:12.5px;color:rgba(255,255,255,.55);}

.ft-nav{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:60px;z-index:40;}
.ft-nav-inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;display:flex;gap:28px;overflow-x:auto;}
.ft-nav-link{font-size:13.5px;color:var(--text-2);padding:14px 0;white-space:nowrap;border-bottom:2px solid transparent;transition:color .2s,border-color .2s;}
.ft-nav-link:hover{color:var(--purple);border-bottom-color:var(--purple);}

.ft-section{padding:56px 0;}
.ft-block{max-width:var(--maxw);margin:0 auto;}
.ft-block-head{display:flex;gap:20px;align-items:flex-start;margin-bottom:32px;}
.ft-no{font-size:13px;font-weight:600;color:var(--purple);border:1px solid var(--line);background:var(--card);border-radius:8px;padding:6px 10px;line-height:1;flex:none;margin-top:4px;font-variant-numeric:tabular-nums;}
.ft-block-title{font-size:25px;font-weight:700;margin:0 0 10px;letter-spacing:-.3px;}
.ft-block-desc{color:var(--text-2);font-size:15px;line-height:1.85;margin:0;max-width:680px;}

.ft-points{display:grid;gap:12px;max-width:860px;}
.ft-point{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 20px;}
.ft-dot{width:6px;height:6px;border-radius:50%;background:var(--purple);flex:none;margin-top:9px;}
.ft-point p{margin:0;font-size:14.5px;color:var(--text);line-height:1.75;}

.ft-tool-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.ft-tool{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;}
.ft-tool h3{font-size:16px;font-weight:600;margin:0 0 8px;}
.ft-tool p{color:var(--text-2);font-size:14px;line-height:1.8;margin:0;}

.ft-plat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.ft-plat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;}
.ft-plat-ico{width:40px;height:40px;border-radius:11px;background:var(--card);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--purple);margin-bottom:14px;}
.ft-plat-ico svg{width:20px;height:20px;}
.ft-plat h3{font-size:15.5px;font-weight:600;margin:0 0 6px;}
.ft-plat p{color:var(--text-2);font-size:13.5px;margin:0;line-height:1.7;}
.ft-note{margin-top:16px;font-size:13.5px;color:var(--text-2);background:var(--card);border:1px solid var(--line);border-radius:10px;padding:13px 18px;}

.ft-cta{background:var(--ink);border-radius:24px;padding:44px 46px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.ft-cta-copy h2{font-size:25px;margin:0 0 10px;font-weight:700;color:#fff;}
.ft-cta-copy p{color:rgba(255,255,255,.68);margin:0;font-size:14.5px;line-height:1.8;}
.ft-cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
.ft-btn-light{background:#fff;color:var(--ink);}
.ft-btn-light:hover{box-shadow:0 8px 22px rgba(0,0,0,.22);}
.ft-btn-line{background:transparent;color:#fff;border-color:rgba(255,255,255,.28);}
.ft-btn-line:hover{border-color:#fff;color:#fff;}

@media (max-width:860px){
  .ft-hero{padding:44px 0 40px;}
  .ft-hero-inner{grid-template-columns:1fr;gap:32px;}
  .ft-hero h1{font-size:29px;}
  .ft-hero-side{grid-template-columns:repeat(4,1fr);}
  .ft-stat{padding:16px 10px;text-align:center;align-items:center;}
  .ft-stat-num{font-size:24px;}
  .ft-stat-label{font-size:11.5px;}
  .ft-nav{top:60px;}
  .ft-section{padding:42px 0;}
  .ft-block-head{gap:14px;margin-bottom:24px;}
  .ft-block-title{font-size:21px;}
  .ft-tool-grid{grid-template-columns:1fr;gap:12px;}
  .ft-plat-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
  .ft-plat{padding:20px 18px;}
  .ft-cta{padding:32px 24px;gap:22px;}
  .ft-cta-copy h2{font-size:21px;}
}

/* ===== 首页推荐阅读 + 功能区块入口 ===== */
.feature-more{margin-top:26px;text-align:center;}
.feature-more-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--purple);border:1px solid var(--line);background:#fff;border-radius:999px;padding:11px 22px;transition:border-color .2s,color .2s,gap .2s;}
.feature-more-link svg{width:15px;height:15px;transition:transform .2s;}
.feature-more-link:hover{border-color:var(--purple);gap:11px;}

.rec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.rec-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:border-color .2s,transform .2s;}
.rec-card:hover{border-color:var(--purple);transform:translateY(-2px);}
.rec-thumb{aspect-ratio:16/9;background:var(--card);overflow:hidden;}
.rec-thumb img{width:100%;height:100%;object-fit:cover;}
.rec-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.rec-meta{display:flex;align-items:center;gap:10px;margin-bottom:10px;font-size:12px;color:var(--text-2);}
.rec-cat{color:var(--purple);border:1px solid var(--line);background:var(--card);border-radius:999px;padding:3px 10px;font-size:11.5px;}
.rec-title{font-size:16.5px;font-weight:600;margin:0 0 8px;line-height:1.5;}
.rec-excerpt{color:var(--text-2);font-size:13.5px;line-height:1.75;margin:0 0 14px;flex:1;}
.rec-more{margin-top:auto;padding-top:4px;font-size:13px;font-weight:600;color:var(--purple);letter-spacing:.2px;white-space:nowrap;transition:letter-spacing .2s;}
.rec-more::after{content:' →';}
.rec-card:hover .rec-more{letter-spacing:.5px;}

@media (max-width:860px){
  .rec-grid{grid-template-columns:1fr;gap:12px;}
  .rec-card{flex-direction:row;align-items:stretch;}
  .rec-thumb{width:132px;flex:none;aspect-ratio:auto;}
  .rec-body{padding:16px 18px;justify-content:center;}
  .rec-title{font-size:15px;margin-bottom:6px;}
  .rec-excerpt{display:none;}
  .feature-more{margin-top:22px;}
}
.rec-thumb-ph{background:var(--card);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:center;}
.rec-thumb-ph span{font-size:13px;color:var(--purple);border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 14px;}