/* roulang page: index */
:root{
      --primary:#2F6FDB;
      --primary-dark:#1E55B7;
      --primary-soft:#EAF3FF;
      --primary-pale:#F4F8FC;
      --cyan-soft:#EEF8FC;
      --accent:#F2A93B;
      --accent-soft:#FFF5DF;
      --title:#172033;
      --text:#4D5B6C;
      --muted:#7A8796;
      --line:#DDE8F5;
      --line-strong:rgba(47,111,219,.22);
      --white:#FFFFFF;
      --bg:#F7FAFE;
      --bg-2:#EEF5FC;
      --footer:#152033;
      --shadow:0 16px 40px rgba(23,32,51,.08);
      --shadow-hover:0 22px 50px rgba(23,32,51,.12);
      --radius-sm:14px;
      --radius:20px;
      --radius-lg:28px;
      --container:1200px;
      --ease:all .22s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--text);
      background:linear-gradient(180deg,#fff 0%,#F7FAFE 46%,#fff 100%);
      font-size:16px;
      line-height:1.82;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    a{
      color:var(--primary);
      text-decoration:none;
      transition:var(--ease);
    }
    a:hover{color:var(--primary-dark)}
    a:focus,button:focus,input:focus,textarea:focus,select:focus{
      outline:3px solid rgba(47,111,219,.24);
      outline-offset:3px;
    }
    img{max-width:100%;display:block}
    button{font-family:inherit;cursor:pointer}
    p{margin:0 0 16px}
    h1,h2,h3,h4{
      color:var(--title);
      font-weight:800;
      letter-spacing:-.02em;
      margin:0 0 16px;
      line-height:1.2;
    }
    h1{font-size:48px}
    h2{font-size:34px}
    h3{font-size:22px}
    .site-container{
      width:min(var(--container),calc(100% - 40px));
      margin:0 auto;
    }
    .section{
      padding:88px 0;
      position:relative;
    }
    .section-soft{background:var(--bg)}
    .section-head{
      max-width:760px;
      margin:0 auto 38px;
      text-align:center;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 13px;
      border-radius:999px;
      background:var(--primary-soft);
      color:var(--primary-dark);
      font-weight:700;
      font-size:14px;
      margin-bottom:14px;
    }
    .section-head p{
      color:var(--muted);
      font-size:17px;
      margin:0;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(255,255,255,.92);
      backdrop-filter:saturate(180%) blur(14px);
      border-bottom:1px solid rgba(221,232,245,.86);
      transition:var(--ease);
    }
    .nav-wrap{
      min-height:74px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      color:var(--title);
      font-weight:900;
      font-size:20px;
      letter-spacing:-.02em;
      white-space:nowrap;
    }
    .brand-mark{
      width:40px;
      height:40px;
      border-radius:14px;
      background:linear-gradient(135deg,var(--primary),#6EA7FF);
      box-shadow:0 10px 22px rgba(47,111,219,.22);
      position:relative;
      flex:0 0 auto;
    }
    .brand-mark:before,.brand-mark:after{
      content:"";
      position:absolute;
      background:#fff;
      border-radius:999px;
    }
    .brand-mark:before{width:18px;height:4px;left:11px;top:13px}
    .brand-mark:after{width:12px;height:4px;left:11px;top:23px;opacity:.86}
    .desktop-nav{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      flex:1;
    }
    .nav-link{
      min-height:44px;
      display:inline-flex;
      align-items:center;
      padding:9px 15px;
      border-radius:999px;
      color:#314158;
      font-weight:700;
      font-size:15px;
    }
    .nav-link:hover{
      background:var(--primary-soft);
      color:var(--primary-dark);
    }
    .nav-link.active{
      color:var(--primary-dark);
      background:var(--primary-soft);
      box-shadow:inset 0 0 0 1px rgba(47,111,219,.12);
    }
    .header-actions{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .menu-toggle{
      display:none;
      width:46px;
      height:46px;
      border:1px solid var(--line);
      border-radius:14px;
      background:#fff;
      color:var(--title);
      position:relative;
    }
    .menu-toggle span,.menu-toggle:before,.menu-toggle:after{
      content:"";
      position:absolute;
      left:13px;
      width:18px;
      height:2px;
      background:var(--title);
      border-radius:999px;
      transition:var(--ease);
    }
    .menu-toggle span{top:22px}
    .menu-toggle:before{top:16px}
    .menu-toggle:after{top:28px}
    .mobile-panel{
      display:none;
      padding:0 0 18px;
      border-top:1px solid var(--line);
      background:#fff;
    }
    .mobile-panel.open{display:block}
    .mobile-panel .nav-link{
      width:100%;
      border-radius:14px;
      margin-top:8px;
      justify-content:flex-start;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:13px 22px;
      border-radius:999px;
      font-weight:800;
      border:1px solid transparent;
      transition:var(--ease);
      line-height:1.2;
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;
      background:var(--primary);
      box-shadow:0 12px 26px rgba(47,111,219,.22);
    }
    .btn-primary:hover{
      color:#fff;
      background:var(--primary-dark);
      transform:translateY(-1px);
      box-shadow:0 16px 34px rgba(47,111,219,.28);
    }
    .btn-secondary{
      color:var(--primary-dark);
      background:#fff;
      border-color:var(--line-strong);
    }
    .btn-secondary:hover{
      background:var(--primary-soft);
      border-color:rgba(47,111,219,.34);
      transform:translateY(-1px);
    }
    .btn:active{transform:translateY(1px)}
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 11px;
      border-radius:999px;
      background:var(--primary-soft);
      color:var(--primary-dark);
      font-size:13px;
      font-weight:800;
      line-height:1.2;
    }
    .badge-warm{
      background:var(--accent-soft);
      color:#9A620D;
    }
    .hero{
      overflow:hidden;
      padding:82px 0 62px;
      background:
        radial-gradient(circle at 9% 20%, rgba(47,111,219,.10), transparent 30%),
        radial-gradient(circle at 88% 18%, rgba(111,189,219,.14), transparent 28%),
        linear-gradient(180deg,#fff 0%,#F7FAFE 100%);
    }
    .hero-grid{
      align-items:center;
      min-height:560px;
    }
    .hero-copy{
      max-width:650px;
      position:relative;
      z-index:2;
    }
    .hero h1{
      font-size:50px;
      margin-bottom:20px;
    }
    .hero-lead{
      font-size:18px;
      color:var(--text);
      line-height:1.9;
      max-width:610px;
      margin-bottom:22px;
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:28px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-bottom:30px;
    }
    .trust-row{
      display:flex;
      flex-wrap:wrap;
      gap:18px;
      color:var(--muted);
      font-size:14px;
    }
    .trust-row span{
      display:inline-flex;
      align-items:center;
      gap:7px;
    }
    .trust-dot{
      width:9px;
      height:9px;
      border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 0 5px rgba(47,111,219,.10);
    }
    .hero-panel{
      position:relative;
      padding:24px;
      border-radius:32px;
      background:linear-gradient(145deg,#FFFFFF 0%,#F2F8FF 100%);
      border:1px solid rgba(47,111,219,.12);
      box-shadow:var(--shadow);
    }
    .hero-panel:before{
      content:"";
      position:absolute;
      inset:18px -12px -12px 34px;
      border-radius:32px;
      background:rgba(47,111,219,.08);
      z-index:-1;
    }
    .member-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:26px;
      padding:28px;
      box-shadow:0 16px 38px rgba(23,32,51,.07);
    }
    .member-card-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:16px;
      margin-bottom:22px;
    }
    .member-card-title{
      color:var(--title);
      font-size:22px;
      font-weight:900;
      margin-bottom:6px;
    }
    .member-card-sub{
      color:var(--muted);
      font-size:14px;
      margin:0;
    }
    .icon-box{
      width:50px;
      height:50px;
      border-radius:17px;
      display:grid;
      place-items:center;
      background:var(--primary-soft);
      color:var(--primary);
      font-weight:900;
      flex:0 0 auto;
    }
    .stats-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:14px;
      margin:22px 0;
    }
    .stat{
      padding:18px;
      border-radius:18px;
      background:var(--primary-pale);
      border:1px solid rgba(47,111,219,.10);
    }
    .stat strong{
      display:block;
      color:var(--title);
      font-size:26px;
      line-height:1.1;
      margin-bottom:8px;
    }
    .stat span{
      color:var(--muted);
      font-size:13px;
      font-weight:700;
    }
    .note-card{
      padding:16px 18px;
      border-radius:18px;
      background:linear-gradient(90deg,var(--accent-soft),#fff);
      border:1px solid rgba(242,169,59,.22);
      color:#6D5325;
      font-size:14px;
      margin:0;
    }
    .benefit-table-wrap{
      background:#fff;
      border:1px solid var(--line);
      border-radius:26px;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .benefit-table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      margin:0;
    }
    .benefit-table th,.benefit-table td{
      padding:20px 18px;
      text-align:center;
      border-bottom:1px solid var(--line);
      color:var(--text);
      vertical-align:middle;
    }
    .benefit-table th:first-child,.benefit-table td:first-child{
      text-align:left;
      width:24%;
      font-weight:800;
      color:var(--title);
    }
    .benefit-table thead th{
      background:#F8FBFF;
      color:var(--title);
      font-weight:900;
      font-size:16px;
    }
    .benefit-table .recommended{
      background:linear-gradient(180deg,#F1F7FF,#FFFFFF);
      box-shadow:inset 1px 0 0 rgba(47,111,219,.10), inset -1px 0 0 rgba(47,111,219,.10);
    }
    .benefit-table tbody tr:hover td{
      background:#FAFCFF;
    }
    .check{
      display:inline-grid;
      place-items:center;
      width:24px;
      height:24px;
      border-radius:50%;
      background:rgba(47,111,219,.12);
      color:var(--primary);
      font-weight:900;
      font-size:15px;
    }
    .dash{
      color:#A2ADBA;
      font-weight:900;
    }
    .plan-label{
      display:flex;
      flex-direction:column;
      align-items:center;
      gap:8px;
    }
    .plan-label small{
      color:var(--muted);
      font-weight:700;
    }
    .timeline-layout{
      display:grid;
      grid-template-columns:360px 1fr;
      gap:28px;
      align-items:start;
    }
    .level-track{
      position:relative;
      padding-left:24px;
    }
    .level-track:before{
      content:"";
      position:absolute;
      left:8px;
      top:18px;
      bottom:18px;
      width:2px;
      background:linear-gradient(180deg,var(--primary),rgba(47,111,219,.10));
    }
    .track-item{
      position:relative;
      padding:18px 18px 18px 24px;
      margin-bottom:16px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:20px;
      box-shadow:0 10px 26px rgba(23,32,51,.05);
    }
    .track-item:before{
      content:"";
      position:absolute;
      left:-23px;
      top:24px;
      width:16px;
      height:16px;
      border-radius:50%;
      background:#fff;
      border:4px solid var(--primary);
    }
    .track-item strong{
      display:block;
      color:var(--title);
      font-size:18px;
      margin-bottom:6px;
    }
    .track-item span{
      color:var(--muted);
      font-size:14px;
    }
    .level-detail{
      background:#fff;
      border:1px solid var(--line);
      border-radius:26px;
      padding:32px;
      box-shadow:var(--shadow);
      min-height:390px;
    }
    .level-detail-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:18px;
      margin-top:24px;
    }
    .feature-row{
      padding:18px;
      border-radius:18px;
      background:var(--primary-pale);
      border:1px solid rgba(47,111,219,.10);
      display:flex;
      gap:13px;
      align-items:flex-start;
    }
    .feature-row .mini-icon{
      width:34px;
      height:34px;
      border-radius:12px;
      background:#fff;
      color:var(--primary);
      display:grid;
      place-items:center;
      font-weight:900;
      flex:0 0 auto;
    }
    .feature-row strong{
      color:var(--title);
      display:block;
      margin-bottom:4px;
    }
    .feature-row p{
      color:var(--muted);
      font-size:14px;
      margin:0;
      line-height:1.7;
    }
    .preview-scroll{
      display:grid;
      grid-auto-flow:column;
      grid-auto-columns:minmax(280px,360px);
      gap:20px;
      overflow-x:auto;
      padding:6px 4px 22px;
      scroll-snap-type:x proximity;
    }
    .preview-scroll::-webkit-scrollbar{height:8px}
    .preview-scroll::-webkit-scrollbar-thumb{
      background:#C8D8EE;
      border-radius:999px;
    }
    .preview-card{
      scroll-snap-align:start;
      min-height:265px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:24px;
      padding:24px;
      box-shadow:0 12px 30px rgba(23,32,51,.06);
      transition:var(--ease);
      position:relative;
      overflow:hidden;
    }
    .preview-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(47,111,219,.34);
    }
    .preview-card:after{
      content:"";
      position:absolute;
      right:-36px;
      bottom:-36px;
      width:110px;
      height:110px;
      border-radius:30px;
      background:rgba(47,111,219,.08);
      transform:rotate(18deg);
    }
    .lock{
      display:inline-flex;
      align-items:center;
      gap:6px;
      color:var(--primary-dark);
      background:var(--primary-soft);
      padding:7px 11px;
      border-radius:999px;
      font-size:13px;
      font-weight:800;
      margin-bottom:18px;
    }
    .preview-card h3{
      font-size:21px;
      margin-bottom:10px;
    }
    .preview-card p{
      color:var(--muted);
      line-height:1.75;
      min-height:78px;
    }
    .meta{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      color:#8793A3;
      font-size:13px;
      font-weight:700;
      margin-top:16px;
    }
    .steps{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
      position:relative;
    }
    .step-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:22px;
      padding:24px;
      box-shadow:0 12px 30px rgba(23,32,51,.05);
      transition:var(--ease);
    }
    .step-card:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow);
    }
    .step-num{
      width:44px;
      height:44px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:var(--primary-soft);
      color:var(--primary);
      font-weight:900;
      margin-bottom:18px;
      box-shadow:inset 0 0 0 1px rgba(47,111,219,.12);
    }
    .step-card h3{font-size:20px}
    .step-card p{
      margin:0;
      color:var(--muted);
      font-size:15px;
      line-height:1.75;
    }
    .service-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:24px;
      align-items:stretch;
    }
    .service-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:26px;
      padding:30px;
      box-shadow:var(--shadow);
    }
    .service-list{
      list-style:none;
      margin:22px 0 0;
      padding:0;
      display:grid;
      gap:14px;
    }
    .service-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:14px;
      border-radius:16px;
      background:var(--primary-pale);
      color:var(--text);
    }
    .service-list li:before{
      content:"";
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--primary);
      margin-top:10px;
      flex:0 0 auto;
    }
    .mini-panel{
      background:linear-gradient(145deg,#EEF5FC,#FFFFFF);
      border:1px solid var(--line);
      border-radius:26px;
      padding:30px;
      box-shadow:0 12px 32px rgba(23,32,51,.06);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:22px;
    }
    .mini-panel .big-number{
      color:var(--primary);
      font-size:44px;
      font-weight:900;
      line-height:1;
      margin-bottom:8px;
    }
    .accordion.custom-accordion{
      background:transparent;
      border:0;
    }
    .custom-accordion .accordion-item{
      margin-bottom:14px;
      border:1px solid var(--line);
      border-radius:20px;
      background:#fff;
      box-shadow:0 10px 26px rgba(23,32,51,.04);
      overflow:hidden;
    }
    .custom-accordion .accordion-title{
      border:0;
      color:var(--title);
      font-weight:850;
      font-size:17px;
      padding:21px 54px 21px 24px;
      background:#fff;
      line-height:1.5;
    }
    .custom-accordion .accordion-title:hover,
    .custom-accordion .accordion-title:focus{
      background:#F8FBFF;
      color:var(--primary-dark);
    }
    .custom-accordion .accordion-title:before{
      right:22px;
      margin-top:-10px;
      color:var(--primary);
      font-size:22px;
    }
    .custom-accordion .accordion-content{
      border:0;
      border-top:1px solid var(--line);
      background:linear-gradient(180deg,#FBFDFF,#fff);
      padding:20px 24px 24px;
      color:var(--text);
      line-height:1.85;
    }
    .cta-card{
      background:
        radial-gradient(circle at 12% 20%, rgba(47,111,219,.15), transparent 26%),
        linear-gradient(135deg,#EAF3FF 0%,#FFFFFF 62%,#F7FAFE 100%);
      border:1px solid rgba(47,111,219,.16);
      border-radius:30px;
      padding:42px;
      box-shadow:var(--shadow);
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
    }
    .cta-card p{
      color:var(--muted);
      max-width:680px;
      margin-bottom:18px;
    }
    .cta-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .site-footer{
      background:var(--footer);
      color:#D5DEEA;
      padding:58px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .7fr .7fr;
      gap:34px;
      margin-bottom:34px;
    }
    .footer-brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      color:#fff;
      font-size:20px;
      font-weight:900;
      margin-bottom:16px;
    }
    .footer-brand .brand-mark{
      width:38px;
      height:38px;
      box-shadow:none;
    }
    .footer-desc{
      color:#AEBBCD;
      max-width:480px;
      margin:0;
    }
    .footer-title{
      color:#fff;
      font-weight:900;
      margin-bottom:14px;
    }
    .footer-links{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:#D5DEEA;
    }
    .footer-links a:hover{
      color:#fff;
      text-decoration:underline;
      text-underline-offset:4px;
    }
    .footer-bottom{
      padding-top:24px;
      border-top:1px solid rgba(255,255,255,.12);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      color:#95A5B9;
      font-size:14px;
      flex-wrap:wrap;
    }
    .mobile-benefit-cards{display:none}
    @media (max-width:1024px){
      h1{font-size:40px}
      h2{font-size:30px}
      .hero h1{font-size:42px}
      .desktop-nav,.header-actions{display:none}
      .menu-toggle{display:inline-flex}
      .nav-wrap{min-height:68px}
      .timeline-layout,.service-grid{
        grid-template-columns:1fr;
      }
      .steps{grid-template-columns:repeat(2,1fr)}
      .cta-card{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start}
    }
    @media (max-width:760px){
      .site-container{width:min(100% - 28px,var(--container))}
      .section{padding:58px 0}
      .section-head{text-align:left;margin-bottom:28px}
      .hero{padding:52px 0 48px}
      .hero-grid{min-height:auto}
      .hero h1{font-size:34px}
      .hero-lead{font-size:16px}
      .hero-actions .btn,.cta-actions .btn{width:100%}
      .hero-panel{margin-top:28px;padding:16px;border-radius:24px}
      .member-card{padding:22px;border-radius:22px}
      .stats-grid{grid-template-columns:1fr}
      .benefit-table-wrap{display:none}
      .mobile-benefit-cards{
        display:grid;
        gap:16px;
      }
      .mobile-plan{
        background:#fff;
        border:1px solid var(--line);
        border-radius:22px;
        padding:22px;
        box-shadow:0 12px 30px rgba(23,32,51,.06);
      }
      .mobile-plan.recommend{
        border-color:rgba(47,111,219,.34);
        background:linear-gradient(180deg,#F3F8FF,#fff);
      }
      .mobile-plan h3{
        display:flex;
        align-items:center;
        justify-content:space-between;
        gap:12px;
      }
      .mobile-plan ul{
        list-style:none;
        padding:0;
        margin:14px 0 0;
        display:grid;
        gap:10px;
      }
      .mobile-plan li{
        display:flex;
        align-items:center;
        justify-content:space-between;
        gap:12px;
        padding:10px 0;
        border-bottom:1px solid var(--line);
        color:var(--text);
      }
      .level-detail{padding:24px}
      .level-detail-grid{grid-template-columns:1fr}
      .preview-scroll{
        grid-auto-columns:minmax(255px,86vw);
      }
      .steps{grid-template-columns:1fr}
      .cta-card{padding:28px 22px;border-radius:24px}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{align-items:flex-start;flex-direction:column}
    }
    @media (max-width:520px){
      h2{font-size:26px}
      .brand{font-size:17px;gap:9px}
      .brand-mark{width:36px;height:36px}
      .hero-tags{gap:8px}
      .badge{font-size:12px}
      .member-card-top{flex-direction:column}
      .track-item{padding-right:14px}
      .service-card,.mini-panel{padding:22px;border-radius:22px}
      .custom-accordion .accordion-title{
        font-size:16px;
        padding:18px 48px 18px 18px;
      }
      .custom-accordion .accordion-content{padding:18px}
    }

/* roulang page: category1 */
:root{
      --color-primary:#2F6FDB;
      --color-primary-dark:#2459B3;
      --color-primary-soft:#EAF3FF;
      --color-primary-softer:#F4F8FC;
      --color-accent:#F2A93B;
      --color-accent-soft:#FFF5DF;
      --color-title:#172033;
      --color-text:#4D5B6C;
      --color-muted:#7A8796;
      --color-border:#DDE8F5;
      --color-bg:#F7FAFE;
      --color-bg-2:#EEF5FC;
      --color-white:#FFFFFF;
      --color-footer:#152033;
      --radius-sm:12px;
      --radius-md:18px;
      --radius-lg:24px;
      --shadow-card:0 16px 40px rgba(23,32,51,.08);
      --shadow-hover:0 22px 52px rgba(23,32,51,.12);
      --container:1200px;
      --transition:180ms ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--color-text);
      background:linear-gradient(180deg,#fff 0%,#F7FAFE 48%,#fff 100%);
      font-size:16px;
      line-height:1.82;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none;transition:color var(--transition),background var(--transition),border-color var(--transition),transform var(--transition),box-shadow var(--transition)}
    a:hover{color:var(--color-primary)}
    a:focus,button:focus,input:focus,textarea:focus,select:focus{
      outline:3px solid rgba(47,111,219,.22);
      outline-offset:3px;
    }
    img{max-width:100%;display:block}
    button{font-family:inherit;cursor:pointer}
    ul{margin:0;padding:0;list-style:none}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{color:var(--color-title);font-weight:800;letter-spacing:-.02em}
    h1{font-size:46px;line-height:1.18;margin-bottom:18px}
    h2{font-size:34px;line-height:1.25;margin-bottom:14px}
    h3{font-size:22px;line-height:1.35;margin-bottom:10px}
    p{margin-bottom:0}
    .site-container{
      width:min(calc(100% - 40px),var(--container));
      margin:0 auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(255,255,255,.92);
      backdrop-filter:blur(16px);
      border-bottom:1px solid rgba(221,232,245,.85);
      box-shadow:0 8px 24px rgba(23,32,51,.04);
    }
    .nav-wrap{
      min-height:74px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
    }
    .brand,.footer-brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      color:var(--color-title);
      font-weight:850;
      letter-spacing:-.01em;
    }
    .brand{font-size:20px;white-space:nowrap}
    .brand:hover,.footer-brand:hover{color:var(--color-title)}
    .brand-mark{
      width:36px;
      height:36px;
      border-radius:13px;
      background:
        radial-gradient(circle at 72% 26%,#fff 0 10%,transparent 11%),
        linear-gradient(135deg,var(--color-primary),#6EA8FF);
      box-shadow:0 10px 22px rgba(47,111,219,.22);
      position:relative;
      flex:0 0 auto;
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      left:9px;
      bottom:9px;
      width:18px;
      height:4px;
      border-radius:99px;
      background:rgba(255,255,255,.75);
    }
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:8px;
      margin-left:auto;
    }
    .nav-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:9px 15px;
      border-radius:999px;
      color:#3F4B5D;
      font-weight:650;
      font-size:15px;
      position:relative;
    }
    .nav-link:hover{
      color:var(--color-primary);
      background:var(--color-primary-soft);
    }
    .nav-link.active{
      color:var(--color-primary);
      background:rgba(47,111,219,.1);
    }
    .header-actions{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:8px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:13px 22px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:750;
      line-height:1.1;
      box-shadow:none;
      white-space:nowrap;
    }
    .btn-primary{
      background:var(--color-primary);
      color:#fff;
      border-color:var(--color-primary);
      box-shadow:0 12px 26px rgba(47,111,219,.22);
    }
    .btn-primary:hover{
      color:#fff;
      background:var(--color-primary-dark);
      transform:translateY(-1px);
      box-shadow:0 16px 32px rgba(47,111,219,.28);
    }
    .btn-secondary{
      color:var(--color-primary);
      background:#fff;
      border-color:rgba(47,111,219,.22);
    }
    .btn-secondary:hover{
      background:var(--color-primary-soft);
      border-color:rgba(47,111,219,.36);
      transform:translateY(-1px);
    }
    .btn:active{transform:translateY(1px)}
    .menu-toggle{
      display:none;
      width:46px;
      height:46px;
      border:1px solid var(--color-border);
      border-radius:14px;
      background:#fff;
      align-items:center;
      justify-content:center;
    }
    .menu-toggle span,.menu-toggle span:before,.menu-toggle span:after{
      display:block;
      width:20px;
      height:2px;
      background:var(--color-title);
      border-radius:99px;
      transition:transform var(--transition),opacity var(--transition);
      content:"";
      position:relative;
    }
    .menu-toggle span:before{position:absolute;top:-7px}
    .menu-toggle span:after{position:absolute;top:7px}
    .menu-toggle.is-open span{background:transparent}
    .menu-toggle.is-open span:before{transform:translateY(7px) rotate(45deg)}
    .menu-toggle.is-open span:after{transform:translateY(-7px) rotate(-45deg)}
    .mobile-panel{
      display:none;
      padding:10px 0 18px;
      border-top:1px solid var(--color-border);
    }
    .mobile-panel.is-open{display:block}
    .mobile-panel .nav-link{
      width:100%;
      justify-content:flex-start;
      min-height:48px;
      margin:2px 0;
    }

    .inner-hero{
      padding:58px 0 42px;
      background:
        radial-gradient(circle at 86% 18%,rgba(47,111,219,.11),transparent 28%),
        linear-gradient(180deg,#FFFFFF 0%,#F4F8FC 100%);
      border-bottom:1px solid rgba(221,232,245,.7);
      overflow:hidden;
      position:relative;
    }
    .inner-hero:before{
      content:"";
      position:absolute;
      right:max(20px,calc((100vw - var(--container))/2));
      top:42px;
      width:220px;
      height:140px;
      border-radius:32px;
      background:linear-gradient(135deg,rgba(47,111,219,.12),rgba(255,255,255,.65));
      transform:rotate(-8deg);
      pointer-events:none;
    }
    .breadcrumb{
      display:flex;
      align-items:center;
      gap:8px;
      flex-wrap:wrap;
      margin-bottom:20px;
      color:var(--color-muted);
      font-size:14px;
      position:relative;
      z-index:1;
    }
    .breadcrumb a{color:#607089}
    .breadcrumb a:hover{color:var(--color-primary)}
    .hero-content{
      max-width:820px;
      position:relative;
      z-index:1;
    }
    .hero-subtitle{
      font-size:18px;
      color:var(--color-text);
      max-width:760px;
      line-height:1.85;
      margin-bottom:24px;
    }
    .hero-tags{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 12px;
      border-radius:999px;
      font-size:13px;
      font-weight:750;
      color:var(--color-primary);
      background:var(--color-primary-soft);
      border:1px solid rgba(47,111,219,.12);
    }
    .badge-accent{
      color:#9A6409;
      background:var(--color-accent-soft);
      border-color:rgba(242,169,59,.24);
    }
    .section{
      padding:78px 0;
    }
    .section-tight{padding:54px 0}
    .section-head{
      margin-bottom:28px;
      max-width:780px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      color:var(--color-primary);
      background:rgba(47,111,219,.08);
      border:1px solid rgba(47,111,219,.12);
      padding:6px 12px;
      border-radius:999px;
      font-size:13px;
      font-weight:800;
      margin-bottom:12px;
    }
    .section-desc{
      color:var(--color-muted);
      font-size:17px;
      line-height:1.85;
    }
    .content-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 360px;
      gap:30px;
      align-items:start;
    }
    .main-column,.side-column{min-width:0}
    .filter-card,.content-card,.sidebar-card,.cta-panel,.process-card,.explain-box{
      background:#fff;
      border:1px solid var(--color-border);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-card);
    }
    .filter-card{
      padding:20px;
      margin-bottom:22px;
    }
    .filter-title{
      color:var(--color-title);
      font-weight:800;
      margin-bottom:12px;
    }
    .filter-pills{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      min-height:40px;
      padding:8px 15px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--color-border);
      color:#506174;
      font-weight:700;
      font-size:14px;
      cursor:pointer;
      transition:all var(--transition);
    }
    .pill:hover{
      color:var(--color-primary);
      border-color:rgba(47,111,219,.35);
      background:var(--color-primary-soft);
    }
    .pill.active{
      color:#fff;
      border-color:var(--color-primary);
      background:var(--color-primary);
      box-shadow:0 10px 22px rgba(47,111,219,.18);
    }
    .content-list{
      display:flex;
      flex-direction:column;
      gap:18px;
    }
    .content-card{
      display:grid;
      grid-template-columns:118px minmax(0,1fr);
      gap:20px;
      padding:24px;
      position:relative;
      overflow:hidden;
    }
    .content-card:before{
      content:"";
      position:absolute;
      left:0;
      top:24px;
      width:4px;
      height:52px;
      border-radius:0 99px 99px 0;
      background:var(--color-primary);
      opacity:.88;
    }
    .content-card:hover{
      transform:translateY(-2px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(47,111,219,.28);
    }
    .card-icon{
      width:96px;
      height:96px;
      border-radius:22px;
      background:linear-gradient(135deg,var(--color-primary-soft),#fff);
      border:1px solid rgba(47,111,219,.12);
      display:flex;
      align-items:center;
      justify-content:center;
      color:var(--color-primary);
      font-weight:900;
      font-size:30px;
      position:relative;
      overflow:hidden;
    }
    .card-icon:after{
      content:"";
      position:absolute;
      right:-18px;
      bottom:-18px;
      width:56px;
      height:56px;
      border-radius:18px;
      background:rgba(47,111,219,.1);
      transform:rotate(18deg);
    }
    .content-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      margin-bottom:10px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      height:26px;
      padding:0 10px;
      border-radius:999px;
      background:var(--color-primary-soft);
      color:var(--color-primary);
      font-size:12px;
      font-weight:800;
    }
    .meta-text{
      color:var(--color-muted);
      font-size:13px;
    }
    .content-card h3 a{color:var(--color-title)}
    .content-card h3 a:hover{color:var(--color-primary)}
    .content-card p{
      color:var(--color-text);
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
      margin-bottom:16px;
    }
    .read-row{
      display:flex;
      justify-content:space-between;
      gap:14px;
      align-items:center;
    }
    .read-link{
      color:var(--color-primary);
      font-weight:800;
      display:inline-flex;
      align-items:center;
      gap:6px;
    }
    .read-link:hover{gap:10px}
    .lock-note{
      color:var(--color-muted);
      font-size:13px;
      display:inline-flex;
      align-items:center;
      gap:6px;
    }
    .side-column{
      position:sticky;
      top:94px;
      display:flex;
      flex-direction:column;
      gap:18px;
    }
    .sidebar-card{padding:24px}
    .sidebar-title{
      color:var(--color-title);
      font-size:18px;
      font-weight:850;
      margin-bottom:14px;
    }
    .level-summary{
      display:flex;
      flex-direction:column;
      gap:12px;
      margin-bottom:18px;
    }
    .level-item{
      padding:14px;
      border:1px solid rgba(221,232,245,.95);
      border-radius:16px;
      background:linear-gradient(180deg,#fff,#F8FBFF);
    }
    .level-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-bottom:4px;
      color:var(--color-title);
      font-weight:800;
    }
    .level-item p{font-size:14px;color:var(--color-muted);line-height:1.7}
    .anchor-list{
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .anchor-list a{
      display:flex;
      justify-content:space-between;
      align-items:center;
      min-height:42px;
      padding:9px 12px;
      border-radius:14px;
      color:#516276;
      background:#F8FBFF;
      border:1px solid transparent;
      font-weight:700;
    }
    .anchor-list a:hover{
      color:var(--color-primary);
      background:var(--color-primary-soft);
      border-color:rgba(47,111,219,.16);
    }
    .mini-faq{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .mini-faq-item{
      padding-bottom:12px;
      border-bottom:1px solid var(--color-border);
    }
    .mini-faq-item:last-child{border-bottom:0;padding-bottom:0}
    .mini-faq-item strong{
      display:block;
      color:var(--color-title);
      margin-bottom:4px;
    }
    .mini-faq-item span{color:var(--color-muted);font-size:14px;line-height:1.7}
    .benefit-strip{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
    }
    .explain-box{
      padding:24px;
      min-height:100%;
    }
    .explain-num{
      width:42px;
      height:42px;
      border-radius:16px;
      background:var(--color-primary-soft);
      color:var(--color-primary);
      display:flex;
      align-items:center;
      justify-content:center;
      font-weight:900;
      margin-bottom:14px;
    }
    .explain-box p{color:var(--color-muted);line-height:1.75}
    .process-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
      counter-reset:step;
    }
    .process-card{
      padding:24px;
      position:relative;
      overflow:hidden;
    }
    .process-card:before{
      counter-increment:step;
      content:"0" counter(step);
      display:flex;
      align-items:center;
      justify-content:center;
      width:44px;
      height:44px;
      border-radius:999px;
      background:var(--color-primary-soft);
      color:var(--color-primary);
      font-weight:900;
      margin-bottom:16px;
    }
    .process-card:after{
      content:"";
      position:absolute;
      right:-28px;
      top:-28px;
      width:84px;
      height:84px;
      border-radius:28px;
      background:rgba(47,111,219,.06);
      transform:rotate(22deg);
    }
    .process-card p{color:var(--color-muted)}
    .faq-wrap{
      max-width:920px;
      margin:0 auto;
    }
    .accordion{
      background:transparent;
      margin:0;
    }
    .accordion-item{
      background:#fff;
      border:1px solid var(--color-border);
      border-radius:20px;
      box-shadow:0 10px 28px rgba(23,32,51,.05);
      margin-bottom:14px;
      overflow:hidden;
    }
    .accordion-title{
      border:0!important;
      color:var(--color-title)!important;
      font-size:17px;
      font-weight:850;
      padding:20px 56px 20px 22px;
      background:#fff;
      line-height:1.5;
    }
    .accordion-title:before{
      right:22px;
      color:var(--color-primary);
      font-size:22px;
      margin-top:-12px;
    }
    .accordion-title:hover,.accordion-title:focus{
      background:var(--color-primary-softer);
      color:var(--color-primary)!important;
    }
    .accordion-content{
      border:0!important;
      padding:0 22px 22px;
      color:var(--color-text);
      line-height:1.85;
      background:#fff;
    }
    .is-active>.accordion-title{
      background:linear-gradient(90deg,rgba(47,111,219,.08),#fff);
    }
    .is-active>.accordion-title:after{
      content:"";
      position:absolute;
      left:0;
      top:0;
      width:4px;
      height:100%;
      background:var(--color-primary);
    }
    .cta-panel{
      padding:34px;
      display:grid;
      grid-template-columns:minmax(0,1fr) auto;
      gap:24px;
      align-items:center;
      background:
        radial-gradient(circle at 88% 12%,rgba(47,111,219,.14),transparent 30%),
        linear-gradient(135deg,#FFFFFF 0%,#EAF3FF 100%);
      overflow:hidden;
    }
    .cta-panel h2{margin-bottom:10px}
    .cta-panel p{
      color:var(--color-text);
      max-width:680px;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
    }
    .site-footer{
      background:var(--color-footer);
      color:rgba(255,255,255,.78);
      padding:56px 0 26px;
      margin-top:30px;
    }
    .site-footer a{color:rgba(255,255,255,.78)}
    .site-footer a:hover{
      color:#fff;
      text-decoration:underline;
      text-underline-offset:4px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .8fr .9fr;
      gap:40px;
      padding-bottom:34px;
      border-bottom:1px solid rgba(255,255,255,.12);
    }
    .footer-brand{
      color:#fff;
      font-size:19px;
      margin-bottom:14px;
    }
    .footer-desc{
      max-width:420px;
      color:rgba(255,255,255,.7);
      line-height:1.8;
    }
    .footer-title{
      color:#fff;
      font-weight:850;
      margin-bottom:12px;
    }
    .footer-links{
      display:flex;
      flex-direction:column;
      gap:9px;
      color:rgba(255,255,255,.72);
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      padding-top:22px;
      color:rgba(255,255,255,.58);
      font-size:14px;
    }
    @media (max-width:1024px){
      h1{font-size:40px}
      h2{font-size:30px}
      .desktop-nav,.header-actions{display:none}
      .menu-toggle{display:flex}
      .content-layout{grid-template-columns:1fr}
      .side-column{position:static;top:auto;display:grid;grid-template-columns:repeat(2,1fr)}
      .side-column .sidebar-card:first-child{grid-column:1/-1}
      .benefit-strip,.process-grid{grid-template-columns:repeat(2,1fr)}
      .cta-panel{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:1/-1}
    }
    @media (max-width:760px){
      .site-container{width:min(calc(100% - 28px),var(--container))}
      h1{font-size:34px}
      h2{font-size:26px}
      h3{font-size:20px}
      .inner-hero{padding:42px 0 32px}
      .section{padding:56px 0}
      .section-tight{padding:42px 0}
      .content-card{grid-template-columns:1fr;padding:22px}
      .card-icon{width:74px;height:74px;border-radius:18px;font-size:24px}
      .read-row{align-items:flex-start;flex-direction:column}
      .side-column{display:flex}
      .benefit-strip,.process-grid{grid-template-columns:1fr}
      .filter-card{padding:18px}
      .pill{flex:1 1 auto;justify-content:center}
      .cta-panel{padding:24px}
      .cta-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr;gap:26px}
      .footer-bottom{flex-direction:column}
      .brand{font-size:18px}
    }
    @media (max-width:520px){
      .nav-wrap{min-height:66px}
      h1{font-size:31px}
      .hero-subtitle{font-size:16px}
      .content-card:before{top:22px;height:42px}
      .accordion-title{font-size:16px;padding-right:48px}
    }