/* roulang page: index */
:root{
    --ink:#141821;
    --ink-2:#2A3240;
    --muted:#6B7280;
    --paper:#F7F5F1;
    --card:#FFFFFF;
    --line:#E6E2DB;
    --brand-a:#FF4E6A;
    --brand-b:#FF8A2B;
    --brand-c:#FFC53D;
    --brand-grad:linear-gradient(100deg,#FF4E6A 0%,#FF8A2B 55%,#FFC53D 100%);
    --ev-1:#FF4E6A;
    --ev-2:#FF8A2B;
    --ev-3:#F5C531;
    --ev-4:#12B39B;
    --ev-5:#5A6BFF;
    --nav:#1B2430;
    --nav-2:#22303F;
    --nav-text:#E8EAEE;
    --soft:#F2EFE9;
    --r-card:20px;
    --r-lg:26px;
    --r-btn:12px;
    --sh-1:0 1px 2px rgba(20,24,33,.04), 0 12px 32px -12px rgba(20,24,33,.12);
    --sh-2:0 18px 44px -16px rgba(20,24,33,.16);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:'PingFang SC','HarmonyOS Sans','Noto Sans SC','Microsoft YaHei',sans-serif;
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button,input,select{font:inherit;color:inherit}
  h1,h2,h3,h4,p,ul,ol,figure{margin:0}
  ul,ol{padding:0;list-style:none}
  .num{font-variant-numeric:tabular-nums}
  .container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
  @media (min-width:768px){.container{padding-left:32px;padding-right:32px}}
  :focus-visible{outline:2px solid var(--brand-a);outline-offset:2px;border-radius:6px}

  /* ---------- 顶栏 ---------- */
  .topbar{background:var(--nav);color:var(--nav-text);font-size:12.5px}
  .topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;flex-wrap:wrap}
  .topbar-brand{color:#B9C2CE;letter-spacing:.01em}
  .topbar-brand b{color:#fff;font-weight:600}
  .topbar-links{display:flex;align-items:center;gap:22px}
  .topbar-links a{color:#C7CFD9;transition:color .18s ease-out}
  .topbar-links a:hover{color:#fff}

  /* ---------- 主导航 ---------- */
  .site-nav{
    position:sticky;top:0;z-index:60;background:#FFFFFF;
    border-bottom:1px solid var(--line);
    transition:box-shadow .2s ease-out;
  }
  .site-nav.is-stuck{box-shadow:0 8px 24px -18px rgba(20,24,33,.45)}
  .nav-inner{display:flex;align-items:center;gap:28px;min-height:64px}
  .logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
  .logo-mark{width:34px;height:34px;border-radius:12px;background-image:var(--brand-grad);display:grid;place-items:center;box-shadow:0 8px 18px -10px rgba(255,78,106,.7)}
  .logo-word{font-size:21px;font-weight:700;letter-spacing:0;color:var(--ink)}
  .logo-word span{background-image:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
  .nav-menu{display:flex;align-items:center;gap:30px;margin-left:8px}
  .nav-item{position:relative}
  .nav-link{display:inline-flex;align-items:center;gap:6px;padding:22px 0;font-size:15px;font-weight:500;color:var(--ink-2);position:relative}
  .nav-link::after{
    content:'';position:absolute;left:0;right:0;bottom:15px;height:2px;border-radius:2px;
    background-image:var(--brand-grad);transform:scaleX(0);transform-origin:left;transition:transform .2s ease-out;
  }
  .nav-link:hover::after{transform:scaleX(1)}
  .nav-link.is-active{font-weight:600;color:var(--ink)}
  .nav-link.is-active::after{transform:scaleX(1)}
  .dropdown{
    position:absolute;top:calc(100% - 6px);left:-18px;min-width:430px;padding:12px;
    background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--sh-2);
    display:grid;grid-template-columns:1fr 1fr;gap:4px;
    opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .2s ease-out,transform .2s ease-out,visibility .2s;
  }
  .nav-item:hover .dropdown,.nav-item:focus-within .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
  .dropdown a{display:block;padding:11px 13px;border-radius:12px;transition:background .18s ease-out}
  .dropdown a:hover{background:var(--soft)}
  .dropdown .dd-title{font-size:14px;font-weight:600;color:var(--ink)}
  .dropdown .dd-desc{font-size:12px;color:var(--muted);line-height:1.6;margin-top:2px}
  .nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
  .nav-search{
    display:flex;align-items:center;gap:8px;width:200px;padding:8px 12px;
    border:1px solid rgba(20,24,33,.14);border-radius:10px;background:#fff;color:var(--muted);
    transition:border-color .18s ease-out,box-shadow .18s ease-out;
  }
  .nav-search:focus-within{border-color:var(--brand-a);box-shadow:0 0 0 3px rgba(255,78,106,.12)}
  .nav-search input{border:0;outline:0;width:100%;background:transparent;font-size:14px}
  .nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;align-items:center;justify-content:center}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 22px;border-radius:var(--r-btn);border:1px solid transparent;
    font-size:15px;font-weight:600;cursor:pointer;
    transition:transform .2s ease-out,box-shadow .2s ease-out,background-color .2s ease-out,filter .2s ease-out;
  }
  .btn-primary{background-image:var(--brand-grad);color:#fff;box-shadow:0 10px 24px -12px rgba(255,78,106,.75)}
  .btn-primary:hover{filter:brightness(1.05);box-shadow:0 18px 34px -14px rgba(255,78,106,.7);transform:translateY(-1px)}
  .btn-primary:active{transform:scale(.99)}
  .btn-ghost{background:#fff;border-color:rgba(20,24,33,.14);color:var(--ink)}
  .btn-ghost:hover{background:var(--soft)}
  .btn-ghost:active{transform:scale(.99)}
  .btn-pill{border-radius:999px}
  .btn-sm{padding:9px 16px;font-size:14px}

  /* ---------- 标签 / 徽章 ---------- */
  .chip{
    display:inline-flex;align-items:center;gap:7px;padding:6px 13px;border-radius:999px;
    background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink-2);
  }
  .chip .dot{width:8px;height:8px;border-radius:999px;background:var(--ev-1);flex-shrink:0}
  .badge-ring{
    display:inline-flex;align-items:center;gap:9px;padding:8px 15px;border-radius:999px;
    border:1px solid transparent;
    background-image:linear-gradient(#fff,#fff),var(--brand-grad);
    background-origin:border-box;background-clip:padding-box,border-box;
    font-size:13px;color:var(--ink-2);
  }
  .badge-ring .dot{width:8px;height:8px;border-radius:999px;background:var(--ev-4)}
  .badge-ring b{font-weight:700;color:var(--ink)}
  .medal{
    width:46px;height:46px;border-radius:999px;display:grid;place-items:center;flex-shrink:0;
    background:#fff;border:3px solid var(--ev-1);font-weight:800;font-size:16px;color:var(--ink);
  }

  /* ---------- 通用板块 ---------- */
  .section{padding:76px 0}
  .section-tight{padding:56px 0}
  @media (max-width:767px){.section{padding:52px 0}.section-tight{padding:42px 0}}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand-a);
    background:rgba(255,78,106,.08);padding:6px 13px;border-radius:999px;
  }
  .h2{font-size:clamp(22px,2.4vw,31px);font-weight:700;line-height:1.3;letter-spacing:0}
  .lead{color:var(--muted);font-size:15.5px;line-height:1.8}
  .card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    box-shadow:var(--sh-1);transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
  }
  .card-hover:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#DED8CE}
  .card-lg{border-radius:var(--r-lg)}
  .divider{height:1px;background:var(--line)}
  .figure{border-radius:var(--r-card);overflow:hidden;background:#EDE9E2}
  .figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10}

  /* ---------- Hero ---------- */
  .hero{position:relative;overflow:hidden;background:var(--paper);border-bottom:1px solid var(--line)}
  .hero::after{
    content:'';position:absolute;right:-140px;top:-160px;width:560px;height:560px;border-radius:50%;
    border:1px solid rgba(255,78,106,.12);
    box-shadow:0 0 0 64px rgba(255,138,43,.05),0 0 0 148px rgba(255,197,61,.04);
    pointer-events:none;
  }
  .hero-grid{position:relative;z-index:2;display:grid;gap:44px;padding:64px 0 68px;align-items:start}
  @media (min-width:1024px){.hero-grid{grid-template-columns:1.05fr .95fr;gap:56px;padding:78px 0 84px}}
  h1.hero-title{font-size:clamp(30px,4.2vw,50px);line-height:1.15;font-weight:800;letter-spacing:0}
  .hero-title em{font-style:normal;background-image:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
  .hero-sub{font-size:16.5px;color:var(--ink-2);font-weight:600}
  .hero-text{color:var(--muted);font-size:15.5px;line-height:1.85}
  .tagline-scroll{display:flex;gap:10px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
  .tagline-scroll::-webkit-scrollbar{display:none}
  .float-badge{
    position:absolute;background:#fff;border:1px solid transparent;border-radius:16px;padding:12px 15px;
    background-image:linear-gradient(#fff,#fff),var(--brand-grad);
    background-origin:border-box;background-clip:padding-box,border-box;
    box-shadow:0 16px 36px -18px rgba(20,24,33,.4);
  }
  .float-badge .fb-num{font-size:20px;font-weight:800;line-height:1.2}
  .float-badge .fb-cap{font-size:12px;color:var(--muted)}
  .cover-stack{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2)}
  .cover-stack img{aspect-ratio:16/10;object-fit:cover;width:100%}
  .toc-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--ink-2);padding:7px 0;border-bottom:1px dashed var(--line)}
  .toc-list li:last-child{border-bottom:0}
  .toc-list li span{color:var(--brand-a);font-weight:700;font-variant-numeric:tabular-nums}
  .lead-form{display:flex;gap:10px;flex-wrap:wrap}
  .lead-form input{
    flex:1 1 190px;min-width:0;padding:12px 14px;border-radius:12px;border:1px solid var(--line);
    background:#fff;font-size:14px;outline:0;transition:border-color .18s ease-out,box-shadow .18s ease-out;
  }
  .lead-form input:focus{border-color:var(--brand-a);box-shadow:0 0 0 3px rgba(255,78,106,.12)}

  /* ---------- 数据徽章条 ---------- */
  .stat-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
  @media (max-width:900px){.stat-strip{display:flex;overflow-x:auto;scrollbar-width:none;margin:0 -20px;padding:4px 20px}}
  @media (max-width:900px){.stat-strip::-webkit-scrollbar{display:none}.stat-strip>*{min-width:250px}}
  .stat-card{padding:22px 22px 20px;display:flex;flex-direction:column;gap:6px}
  .stat-num{font-size:29px;font-weight:800;line-height:1.15}
  .stat-num small{font-size:14px;font-weight:600;color:var(--muted);margin-left:4px}

  /* ---------- 功能分组：切换条 ---------- */
  .tabbar{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;scrollbar-width:none}
  .tabbar::-webkit-scrollbar{display:none}
  .tab{
    padding:10px 18px;border-radius:999px;border:1px solid var(--line);background:#fff;
    font-size:14px;font-weight:600;color:var(--ink-2);white-space:nowrap;cursor:pointer;
    transition:background-color .2s ease-out,color .2s ease-out,border-color .2s ease-out,transform .2s ease-out;
  }
  .tab:hover{transform:translateY(-1px)}
  .tab.is-active{color:#fff;border-color:transparent;box-shadow:0 10px 24px -14px rgba(20,24,33,.5)}
  .tab-panel{display:none}
  .tab-panel.is-active{display:block}
  .icon-box{
    width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-weight:800;font-size:16px;
  }

  /* ---------- 对照矩阵 ---------- */
  .table-wrap{overflow-x:auto;border-radius:var(--r-card);border:1px solid var(--line);background:#fff}
  table.matrix{width:100%;border-collapse:collapse;min-width:720px;font-size:14.5px}
  table.matrix th,table.matrix td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line)}
  table.matrix thead th{background:#F5F2EC;font-weight:600;color:var(--ink);font-size:14px;white-space:nowrap}
  table.matrix tbody tr:nth-child(even){background:#FCFBF9}
  table.matrix td:first-child,table.matrix th:first-child{
    position:sticky;left:0;background:#FCFBF9;font-weight:600;box-shadow:1px 0 0 var(--line);
  }
  table.matrix thead th:first-child{background:#F5F2EC}
  .yes{color:var(--ev-4);font-weight:700}
  .no{color:#C3C0BA}

  /* ---------- 场景 ---------- */
  .scene-tag{font-size:12px;font-weight:600;padding:4px 11px;border-radius:999px;background:rgba(90,107,255,.1);color:#4351D8}

  /* ---------- 演示 ---------- */
  .thumb-strip{display:flex;gap:12px;margin-top:14px}
  .thumb{
    flex:1;border-radius:14px;overflow:hidden;border:2px solid transparent;cursor:pointer;background:#EDE9E2;
    transition:border-color .2s ease-out,transform .2s ease-out;
  }
  .thumb img{aspect-ratio:16/10;object-fit:cover;width:100%}
  .thumb.is-active{border-color:var(--brand-a);transform:translateY(-2px)}
  .point-list li{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);font-size:15px}
  .point-list li:last-child{border-bottom:0}

  /* ---------- 价格：领奖台式 ---------- */
  .price-grid{display:grid;gap:22px;align-items:end}
  @media (min-width:1024px){.price-grid{grid-template-columns:1fr 1fr 1fr}}
  .price-card{padding:28px 26px 26px;display:flex;flex-direction:column;position:relative}
  .price-card.is-featured{
    padding-top:40px;padding-bottom:38px;border:1px solid transparent;
    background-image:linear-gradient(#fff,#fff),var(--brand-grad);
    background-origin:border-box;background-clip:padding-box,border-box;
    box-shadow:0 26px 56px -26px rgba(255,78,106,.55);
  }
  @media (min-width:1024px){.price-card.is-featured{margin-bottom:12px}}
  .price-flag{
    position:absolute;top:-14px;right:20px;font-size:12px;font-weight:700;color:#fff;
    padding:5px 13px;border-radius:999px;background-image:var(--brand-grad);
  }
  .price-num{font-size:34px;font-weight:800;line-height:1.1}
  .price-num small{font-size:14px;font-weight:500;color:var(--muted)}
  .price-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-2);padding:7px 0}
  .price-list li::before{content:'';width:6px;height:6px;border-radius:999px;background:var(--brand-b);margin-top:10px;flex-shrink:0}

  /* ---------- 评价墙 ---------- */
  .review-wall{columns:1;column-gap:22px}
  @media (min-width:768px){.review-wall{columns:2}}
  .review-card{break-inside:avoid;margin-bottom:22px;padding:22px}
  .avatar{width:40px;height:40px;border-radius:999px;background-image:var(--brand-grad);opacity:.85}

  /* ---------- 深色榜单 ---------- */
  .dark-block{background:var(--ink);color:#EDEFF3;border-radius:var(--r-lg);padding:44px 34px}
  @media (max-width:767px){.dark-block{padding:32px 22px}}
  .rank-row{display:flex;align-items:center;gap:16px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.08)}
  .rank-row:last-child{border-bottom:0}
  .score-ring{
    width:104px;height:104px;border-radius:999px;display:grid;place-items:center;flex-shrink:0;
    background:conic-gradient(var(--ev-2) 0 92%,rgba(255,255,255,.12) 92% 100%);
  }
  .score-ring span{
    width:82px;height:82px;border-radius:999px;background:var(--ink);display:grid;place-items:center;
    font-size:23px;font-weight:800;color:#fff;
  }

  /* ---------- 分类入口 ---------- */
  .cat-main{
    display:grid;gap:22px;align-items:center;padding:26px;border-radius:var(--r-lg);
  }
  @media (min-width:768px){.cat-main{grid-template-columns:200px 1fr}}
  .mini-card{padding:18px;border-radius:16px;background:#fff;border:1px solid var(--line);transition:transform .2s ease-out,box-shadow .2s ease-out}
  .mini-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}

  /* ---------- 资讯 ---------- */
  .news-item{display:flex;gap:18px;padding:20px 0;border-bottom:1px solid var(--line);align-items:flex-start}
  .news-item:last-of-type{border-bottom:0}
  .news-thumb{width:132px;flex-shrink:0;border-radius:14px;overflow:hidden;background:#EDE9E2}
  .news-thumb img{aspect-ratio:4/3;object-fit:cover;width:100%}
  @media (max-width:640px){.news-thumb{width:92px}.news-item{gap:12px}}

  /* ---------- FAQ ---------- */
  .faq-item{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}
  .faq-item summary{
    display:flex;justify-content:space-between;gap:16px;align-items:flex-start;
    padding:18px 22px;font-size:15.5px;font-weight:600;cursor:pointer;list-style:none;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary::after{content:'+';font-size:20px;line-height:1;color:var(--brand-b);font-weight:700}
  .faq-item[open] summary::after{content:'−'}
  .faq-item[open] summary{color:var(--brand-a)}
  .faq-body{padding:0 22px 20px;color:var(--muted);font-size:14.8px;line-height:1.85}

  /* ---------- 生态 ---------- */
  .eco-card{
    padding:20px 18px;border-radius:16px;background:#fff;border:1px solid var(--line);
    display:flex;align-items:center;gap:14px;filter:grayscale(1);opacity:.86;
    transition:filter .2s ease-out,opacity .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
  }
  .eco-card:hover{filter:none;opacity:1;transform:translateY(-2px);box-shadow:var(--sh-2)}
  .eco-logo{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;font-weight:800;color:#fff;flex-shrink:0}

  /* ---------- 时间轴 ---------- */
  .timeline{position:relative;padding-left:26px}
  .timeline::before{content:'';position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,rgba(255,78,106,.35),rgba(255,197,61,.25))}
  .timeline li{position:relative;padding:0 0 24px 8px}
  .timeline li:last-child{padding-bottom:0}
  .timeline li::before{
    content:'';position:absolute;left:-26px;top:8px;width:16px;height:16px;border-radius:999px;
    background:#fff;border:4px solid var(--c,#FF4E6A);
  }
  .timeline time{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}

  /* ---------- CTA 横幅 ---------- */
  .cta-band{
    position:relative;overflow:hidden;border-radius:var(--r-lg);padding:52px 34px;
    background-image:var(--brand-grad);color:#fff;
  }
  .cta-band::after{
    content:'';position:absolute;right:-90px;bottom:-140px;width:420px;height:420px;border-radius:50%;
    border:1px solid rgba(255,255,255,.28);box-shadow:0 0 0 56px rgba(255,255,255,.08);
  }
  .cta-band .btn-ghost{background:rgba(255,255,255,.92);border-color:transparent}
  @media (max-width:767px){.cta-band{padding:34px 22px}}

  /* ---------- 页脚 ---------- */
  .site-footer{background:var(--soft);border-top:1px solid var(--line);position:relative}
  .site-footer::before{content:'';position:absolute;top:-1px;left:0;right:0;height:3px;background-image:var(--brand-grad)}
  .footer-grid{display:grid;gap:28px;padding:56px 0 40px}
  @media (min-width:640px){.footer-grid{grid-template-columns:1fr 1fr}}
  @media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr}}
  .footer-title{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:14px}
  .footer-links li{margin-bottom:9px}
  .footer-links a{font-size:13.6px;color:#5C6470;transition:color .18s ease-out}
  .footer-links a:hover{color:var(--brand-a)}
  .footer-bottom{border-top:1px solid var(--line);padding:18px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:var(--muted)}

  /* ---------- 抽屉 ---------- */
  .drawer{position:fixed;inset:0;z-index:90;pointer-events:none;visibility:hidden}
  .drawer.is-open{pointer-events:auto;visibility:visible}
  .drawer-panel{
    position:absolute;top:0;right:0;height:100%;width:min(86vw,360px);background:#fff;
    transform:translateX(100%);transition:transform .26s ease-out;display:flex;flex-direction:column;overflow:auto;
  }
  .drawer.is-open .drawer-panel{transform:translateX(0)}
  .drawer-head{background:var(--nav);color:#fff;padding:18px 20px;display:flex;justify-content:space-between;align-items:center}
  .drawer-close{background:transparent;border:1px solid rgba(255,255,255,.3);color:#fff;border-radius:10px;width:36px;height:36px;cursor:pointer}
  .drawer-group-title{font-size:12.5px;color:var(--muted);padding:16px 20px 6px;font-weight:600}
  .drawer a.d-link{display:block;padding:13px 20px;border-bottom:1px solid var(--line);font-size:15px}
  .drawer-cta{margin-top:auto;padding:16px 20px;border-top:1px solid var(--line);background:#fff}
  .drawer-mask{position:absolute;inset:0;background:rgba(20,24,33,.42)}

  @media (max-width:1023px){
    .nav-menu,.nav-search{display:none}
    .nav-toggle{display:inline-flex}
  }
  @media (max-width:640px){
    .nav-actions .btn{display:none}
  }

/* roulang page: category1 */
:root{
  --ink:#141821; --ink-2:#2A3240; --muted:#6B7280;
  --paper:#F7F5F1; --card:#FFFFFF; --line:#E6E2DB; --soft:#F2EFE9;
  --brand-a:#FF4E6A; --brand-b:#FF8A2B; --brand-c:#FFC53D;
  --brand-grad:linear-gradient(100deg,#FF4E6A 0%,#FF8A2B 55%,#FFC53D 100%);
  --ev-1:#FF4E6A; --ev-2:#FF8A2B; --ev-3:#F5C531; --ev-4:#12B39B; --ev-5:#5A6BFF;
  --nav:#1B2430; --nav-2:#22303F; --nav-text:#E8EAEE;
  --r-card:20px; --r-lg:26px; --r-btn:12px;
  --sh-1:0 1px 2px rgba(20,24,33,.04), 0 12px 32px -12px rgba(20,24,33,.12);
  --sh-2:0 18px 44px -16px rgba(20,24,33,.16);
  --navh:64px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:'PingFang SC','HarmonyOS Sans','Noto Sans SC','Microsoft YaHei',sans-serif;
  font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-a);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
@media(min-width:768px){.container{padding-left:32px;padding-right:32px}}
.num{font-variant-numeric:tabular-nums}

/* ---------- 顶栏 ---------- */
.topbar{background:var(--nav);color:var(--nav-text);font-size:12.5px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;flex-wrap:wrap}
.topbar-brand{color:#B9C2CE}
.topbar-brand b{color:#fff;font-weight:600}
.topbar-links{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.topbar-links a{color:#C7CFD9;transition:color .18s ease-out}
.topbar-links a:hover{color:#fff}

/* ---------- 主导航 ---------- */
.site-nav{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .2s ease-out}
.site-nav.is-stuck{box-shadow:0 8px 24px -18px rgba(20,24,33,.45)}
.nav-inner{display:flex;align-items:center;gap:24px;min-height:var(--navh)}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{width:34px;height:34px;border-radius:12px;background-image:var(--brand-grad);display:grid;place-items:center;box-shadow:0 8px 18px -10px rgba(255,78,106,.7)}
.logo-word{font-size:21px;font-weight:700;color:var(--ink)}
.logo-word span{background-image:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-menu{display:flex;align-items:center;gap:28px;margin-left:6px}
.nav-link{display:inline-flex;align-items:center;padding:20px 0;font-size:15px;font-weight:500;color:var(--ink-2);position:relative}
.nav-link::after{content:'';position:absolute;left:0;right:0;bottom:14px;height:2px;border-radius:2px;background-image:var(--brand-grad);transform:scaleX(0);transform-origin:left;transition:transform .2s ease-out}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{font-weight:600;color:var(--ink)}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-search{display:flex;align-items:center;gap:8px;width:200px;padding:8px 12px;border:1px solid rgba(20,24,33,.14);border-radius:10px;background:#fff;color:var(--muted);transition:border-color .18s ease-out,box-shadow .18s ease-out}
.nav-search:focus-within{border-color:var(--brand-a);box-shadow:0 0 0 3px rgba(255,78,106,.12)}
.nav-search input{border:0;outline:0;width:100%;background:transparent;font-size:14px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;align-items:center;justify-content:center;cursor:pointer}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:var(--r-btn);border:1px solid transparent;font-size:15px;font-weight:600;cursor:pointer;transition:transform .2s ease-out,box-shadow .2s ease-out,background-color .2s ease-out,filter .2s ease-out}
.btn-primary{background-image:var(--brand-grad);color:#fff;box-shadow:0 10px 24px -12px rgba(255,78,106,.75)}
.btn-primary:hover{filter:brightness(1.05);box-shadow:0 18px 34px -14px rgba(255,78,106,.7);transform:translateY(-1px)}
.btn-primary:active{transform:scale(.99)}
.btn-ghost{background:#fff;border-color:rgba(20,24,33,.14);color:var(--ink)}
.btn-ghost:hover{background:var(--soft)}
.btn-ghost:active{transform:scale(.99)}
.btn-pill{border-radius:999px}
.btn-sm{padding:9px 16px;font-size:14px}

/* ---------- 标签 / 徽章 ---------- */
.chip{display:inline-flex;align-items:center;gap:7px;padding:6px 13px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink-2)}
.chip .dot{width:8px;height:8px;border-radius:999px;background:var(--ev-1);flex-shrink:0}
.badge-ring{display:inline-flex;align-items:center;gap:9px;padding:8px 15px;border-radius:999px;border:1px solid transparent;background-image:linear-gradient(#fff,#fff),var(--brand-grad);background-origin:border-box;background-clip:padding-box,border-box;font-size:13px;color:var(--ink-2)}
.badge-ring b{font-weight:700;color:var(--ink)}
.tag{display:inline-flex;align-items:center;font-size:12px;padding:3px 10px;border-radius:999px;border:1px solid transparent;font-weight:500}
.tag-1{background:rgba(255,78,106,.09);color:#DD3652;border-color:rgba(255,78,106,.24)}
.tag-2{background:rgba(255,138,43,.11);color:#C96708;border-color:rgba(255,138,43,.26)}
.tag-3{background:rgba(245,197,49,.16);color:#86670A;border-color:rgba(245,197,49,.34)}
.tag-4{background:rgba(18,179,155,.11);color:#0A7A6A;border-color:rgba(18,179,155,.26)}
.tag-5{background:rgba(90,107,255,.11);color:#3F4EDB;border-color:rgba(90,107,255,.24)}

/* ---------- 通用板块 ---------- */
.section{padding:64px 0}
.section-tight{padding:44px 0}
.block-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap}
.block-title{font-size:clamp(21px,2.4vw,28px);font-weight:700}
.block-sub{color:var(--muted);font-size:14.5px;margin-top:8px;max-width:620px}
.lead{color:var(--muted);font-size:15.5px;line-height:1.8}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out}
.card-hover:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#DCD6CC}

/* ---------- 分类页头 ---------- */
.cat-head{background:linear-gradient(180deg,#FCFAF6 0%,var(--paper) 100%);border-bottom:1px solid var(--line);padding:26px 0 26px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);flex-wrap:wrap}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:var(--brand-a)}
.breadcrumb .cur{color:var(--muted)}
.cat-title{font-size:clamp(26px,3.4vw,38px);font-weight:800;margin-top:14px;line-height:1.2}
.cat-title em{font-style:normal;background-image:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.cat-intro{max-width:780px;color:var(--muted);font-size:15px;margin-top:12px;line-height:1.8}
.stat-row{display:flex;align-items:center;gap:10px;margin-top:18px;flex-wrap:wrap}

/* ---------- 筛选条 ---------- */
.filter-bar{position:sticky;top:var(--navh);z-index:50;background:rgba(247,245,241,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.filter-inner{display:flex;align-items:center;gap:14px;padding:12px 0;flex-wrap:wrap}
.filter-search{display:flex;align-items:center;gap:8px;padding:9px 13px;border:1px solid rgba(20,24,33,.14);border-radius:10px;background:#fff;min-width:230px;color:var(--muted);transition:border-color .18s,box-shadow .18s}
.filter-search:focus-within{border-color:var(--brand-a);box-shadow:0 0 0 3px rgba(255,78,106,.12)}
.filter-search input{border:0;outline:0;background:transparent;width:100%;font-size:14px}
.filter-chips{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;padding:2px 0;flex:1 1 320px}
.filter-chips::-webkit-scrollbar{display:none}
.f-chip{white-space:nowrap;padding:7px 14px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:13px;color:var(--ink-2);cursor:pointer;transition:background-color .18s,border-color .18s,color .18s}
.f-chip:hover{border-color:#D8D2C7}
.f-chip.is-on{background:rgba(255,78,106,.1);border-color:rgba(255,78,106,.4);color:#DD3652;font-weight:600}
.filter-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.filter-select{padding:9px 12px;border:1px solid rgba(20,24,33,.14);border-radius:10px;background:#fff;font-size:14px;cursor:pointer}
.view-toggle{display:inline-flex;border:1px solid rgba(20,24,33,.14);border-radius:10px;overflow:hidden;background:#fff}
.view-toggle button{border:0;background:transparent;padding:9px 14px;font-size:13.5px;color:var(--muted);cursor:pointer;transition:background-color .18s,color .18s}
.view-toggle button.is-on{background-image:var(--brand-grad);color:#fff;font-weight:600}

/* ---------- 条目网格 ---------- */
.entry-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:768px){.entry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.entry-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.entry-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#DCD6CC}
.entry-thumb{width:100%;aspect-ratio:16/10;object-fit:cover}
.entry-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:9px;flex:1}
.entry-title{font-size:16.5px;font-weight:600;line-height:1.5}
.entry-desc{font-size:13.8px;color:var(--muted);line-height:1.7}
.entry-meta{display:flex;align-items:center;gap:14px;font-size:12.8px;color:var(--muted);margin-top:auto;padding-top:6px}
.entry-grid.is-list{grid-template-columns:1fr;gap:14px}
.entry-grid.is-list .entry-card{flex-direction:row;align-items:stretch}
.entry-grid.is-list .entry-thumb{width:220px;flex:0 0 220px;height:100%;aspect-ratio:auto}
@media(max-width:600px){.entry-grid.is-list .entry-thumb{width:118px;flex:0 0 118px}}

/* ---------- 分页 ---------- */
.pager{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:32px;flex-wrap:wrap}
.pager a,.pager span{min-width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:11px;border:1px solid var(--line);background:#fff;font-size:14px;color:var(--ink-2);transition:background-color .18s,border-color .18s,color .18s}
.pager a:hover{border-color:rgba(255,78,106,.4);color:#DD3652}
.pager .now{background-image:var(--brand-grad);color:#fff;border-color:transparent;font-weight:600}

/* ---------- 精选 ---------- */
.pick-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:1024px){.pick-grid{grid-template-columns:1.12fr 1fr}}
.pick-main{display:flex;flex-direction:column;overflow:hidden}
.pick-main img{width:100%;aspect-ratio:16/9;object-fit:cover}
.pick-side{display:grid;gap:20px}
.pick-side .card{display:flex;gap:14px;padding:14px;align-items:center}
.pick-side img{width:120px;flex:0 0 120px;aspect-ratio:4/3;object-fit:cover;border-radius:14px}

/* ---------- 数据小结 ---------- */
.metric-grid{display:grid;gap:18px;grid-template-columns:1fr}
@media(min-width:640px){.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.metric-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
.metric{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:20px;display:flex;gap:14px;align-items:center}
.ring{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;font-size:14px;font-weight:700;color:var(--ink);flex-shrink:0;background:#fff}
.ring-1{box-shadow:inset 0 0 0 3px var(--ev-1)}
.ring-2{box-shadow:inset 0 0 0 3px var(--ev-2)}
.ring-3{box-shadow:inset 0 0 0 3px var(--ev-3)}
.ring-4{box-shadow:inset 0 0 0 3px var(--ev-4)}
.ring-5{box-shadow:inset 0 0 0 3px var(--ev-5)}
.metric-num{font-size:25px;font-weight:800;line-height:1.2}
.metric-num small{font-size:13px;font-weight:600;color:var(--muted);margin-left:3px}
.metric-label{font-size:13px;color:var(--muted);margin-top:2px}

/* ---------- 关键词聚合 ---------- */
.topic-wrap{display:flex;flex-wrap:wrap;gap:10px}
.topic-chip{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13.5px;color:var(--ink-2);transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s}
.topic-chip .dot{width:8px;height:8px;border-radius:999px;background:var(--ev-5)}
.topic-chip:hover{transform:translateY(-2px);box-shadow:var(--sh-1);border-color:#DCD6CC}

/* ---------- FAQ ---------- */
.faq-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:8px 24px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-q{width:100%;background:transparent;border:0;padding:20px 0;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;text-align:left;font-size:16px;font-weight:600;cursor:pointer;color:var(--ink)}
.faq-q .sign{flex-shrink:0;width:22px;height:22px;border-radius:999px;display:grid;place-items:center;font-size:14px;color:var(--brand-a);background:rgba(255,78,106,.1);transition:transform .2s ease-out}
.faq-item.is-open .faq-q .sign{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease-out}
.faq-item.is-open .faq-a{max-height:360px}
.faq-a p{font-size:14.6px;color:var(--muted);line-height:1.8;padding-bottom:20px;max-width:900px}

/* ---------- 相关阅读 ---------- */
.read-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:768px){.read-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.read-card{overflow:hidden;display:flex;flex-direction:column}
.read-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.read-body{padding:16px 18px;display:flex;flex-direction:column;gap:8px}

/* ---------- 合规说明 ---------- */
.comply{background:var(--soft);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 28px}
.comply h3{font-size:17px;margin-bottom:10px}
.comply p{font-size:14px;color:var(--muted);line-height:1.85;max-width:900px}
.comply p + p{margin-top:8px}

/* ---------- 订阅 ---------- */
.sub-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:28px;display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:900px){.sub-card{grid-template-columns:1.05fr 1fr;align-items:center;padding:34px}}
.sub-form{display:flex;gap:10px;flex-wrap:wrap}
.sub-form input{flex:1 1 220px;padding:12px 16px;border:1px solid rgba(20,24,33,.14);border-radius:12px;background:#fff;font-size:14.5px;outline:0;transition:border-color .18s,box-shadow .18s}
.sub-form input:focus{border-color:var(--brand-a);box-shadow:0 0 0 3px rgba(255,78,106,.12)}
.sub-note{font-size:12.8px;color:var(--muted);margin-top:10px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--soft);border-top:1px solid var(--line);position:relative;margin-top:20px}
.site-footer::before{content:'';position:absolute;left:0;right:0;top:0;height:3px;background-image:var(--brand-grad)}
.footer-grid{display:grid;gap:28px;grid-template-columns:1fr;padding-top:52px;padding-bottom:36px}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:24px}}
.footer-title{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:14px}
.footer-links li{margin-bottom:9px}
.footer-links a{font-size:13.6px;color:#5C6470;transition:color .18s}
.footer-links a:hover{color:var(--brand-a)}
.footer-bottom{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding-top:18px;padding-bottom:26px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}

/* ---------- 移动端抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(20,24,33,.45);z-index:80;opacity:0;pointer-events:none;transition:opacity .25s ease-out}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;bottom:0;width:86%;max-width:340px;background:#fff;z-index:90;transform:translateX(103%);transition:transform .28s ease-out;display:flex;flex-direction:column}
.drawer.is-open{transform:none}
.drawer-head{background:var(--nav);color:var(--nav-text);padding:16px 20px;display:flex;align-items:center;justify-content:space-between}
.drawer-head .logo-word{color:#fff}
.drawer-head .logo-word span{color:var(--brand-c);-webkit-text-fill-color:var(--brand-c)}
.drawer-close{width:34px;height:34px;border-radius:10px;border:1px solid rgba(255,255,255,.24);background:transparent;color:#fff;cursor:pointer;font-size:16px;line-height:1}
.drawer-body{padding:8px 20px 20px;display:flex;flex-direction:column;gap:2px;overflow-y:auto}
.drawer-group{font-size:12px;color:var(--muted);letter-spacing:.02em;margin:16px 0 6px}
.drawer-link{display:block;padding:12px 2px;font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line)}
.drawer-link.is-active{color:var(--brand-a);font-weight:600}
.drawer-foot{margin-top:auto;padding:16px 20px 24px;border-top:1px solid var(--line)}
.drawer-foot .btn{width:100%}

/* ---------- 响应式导航 ---------- */
@media(max-width:1023px){
  :root{--navh:60px}
  .nav-menu,.nav-search{display:none}
  .nav-toggle{display:inline-flex}
  .nav-actions .btn-pill{display:none}
}
@media(max-width:640px){
  .section{padding:48px 0}
  .section-tight{padding:36px 0}
  .faq-card{padding:4px 18px}
  .filter-right{width:100%;justify-content:space-between;margin-left:0}
}