:root{
      --primary:#0B3D91;
      --template-theme:{主题色};
      --primary-dark:#072b68;
      --primary-soft:#eaf1fc;
      --accent:#5f7f52;
      --ink:#172033;
      --muted:#667085;
      --line:#e3e8ef;
      --surface:#ffffff;
      --surface-soft:#f5f7fa;
      --shadow:0 16px 42px rgba(16,35,68,.10);
      --radius:18px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:#f4f6f8;
      font-family:"Microsoft YaHei","PingFang SC","Noto Sans SC",Arial,sans-serif;
      line-height:1.7;
      overflow-x:hidden;
    }
    body,
    button,
    input,
    textarea,
    select{font:inherit}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button{color:inherit}
    .container{
      width:min(1180px,calc(100% - 40px));
      margin:0 auto;
    }

    .topbar{
      position:relative;
      z-index:110;
      color:#dce8ff;
      background:#071c3f;
      font-size:13px;
    }
    .topbar .container{
      min-height:38px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .topbar-links{
      display:flex;
      align-items:center;
      gap:20px;
    }
    .topbar a{transition:color .2s ease}
    .topbar a:hover{color:#fff}

    .header{
      position:relative;
      z-index:100;
      background:rgba(255,255,255,.98);
      border-bottom:1px solid var(--line);
      box-shadow:0 5px 20px rgba(23,32,51,.05);
    }
    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:28px;
    }
    .logo{
      flex:0 0 auto;
      display:flex;
      align-items:center;
      gap:11px;
      color:var(--primary);
      font-size:20px;
      font-weight:800;
      letter-spacing:-.02em;
    }
    .logo img{
      width:42px;
      height:42px;
      object-fit:contain;
      border-radius:10px;
    }
    .main-nav{
      min-width:0;
      flex:1 1 auto;
      align-self:stretch;
    }
    .nav-list{
      height:100%;
      margin:0;
      padding:0;
      display:flex;
      justify-content:center;
      align-items:stretch;
      list-style:none;
    }
    .nav-item{
      position:relative;
      display:flex;
      align-items:center;
    }
    .nav-link{
      height:100%;
      padding:0 13px;
      display:flex;
      align-items:center;
      color:#26334a;
      font-size:15px;
      font-weight:650;
      white-space:nowrap;
      transition:color .2s ease;
    }
    .nav-link:hover,
    .nav-item:focus-within>.nav-link,
    .nav-item:hover>.nav-link{color:var(--primary)}
    .has-arrow::after{
      width:6px;
      height:6px;
      margin:-4px 0 0 8px;
      border-right:1.5px solid currentColor;
      border-bottom:1.5px solid currentColor;
      content:"";
      transform:rotate(45deg);
      transition:transform .2s ease;
    }
    .nav-item:hover>.has-arrow::after,
    .nav-item:focus-within>.has-arrow::after{
      margin-top:3px;
      transform:rotate(225deg);
    }

    .dropdown-panel,
    .mega-menu{
      position:absolute;
      top:100%;
      left:50%;
      visibility:hidden;
      opacity:0;
      pointer-events:none;
      transform:translate(-50%,10px);
      transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 24px 55px rgba(18,39,76,.16);
    }
    .dropdown-panel::before,
    .mega-menu::before{
      position:absolute;
      right:0;
      bottom:100%;
      left:0;
      height:12px;
      content:"";
    }
    .nav-item:hover>.dropdown-panel,
    .nav-item:focus-within>.dropdown-panel,
    .nav-item:hover>.mega-menu,
    .nav-item:focus-within>.mega-menu{
      visibility:visible;
      opacity:1;
      pointer-events:auto;
      transform:translate(-50%,0);
    }
    .dropdown-panel{
      width:320px;
      padding:20px;
      border-radius:0 0 15px 15px;
    }
    .dropdown-title,
    .mega-heading{
      margin:0 0 13px;
      color:#10213d;
      font-weight:800;
    }
    .dropdown-list{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .dropdown-list a{
      min-width:0;
      padding:8px 10px;
      color:#526079;
      background:#f4f7fb;
      border-radius:8px;
      font-size:13px;
      transition:background .2s ease,color .2s ease;
    }
    .dropdown-list a:hover{
      color:var(--primary);
      background:var(--primary-soft);
    }
    .dropdown-panel .dropdown-list{
      display:grid;
      gap:3px;
    }
    .dropdown-panel .dropdown-list a{
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .mega-menu{
      width:min(920px,calc(100vw - 48px));
      padding:24px;
      border-radius:0 0 18px 18px;
    }
    .nav-item:nth-last-child(-n+3) .mega-menu{
      left:auto;
      right:-150px;
      transform:translateY(10px);
    }
    .nav-item:nth-last-child(-n+3):hover>.mega-menu,
    .nav-item:nth-last-child(-n+3):focus-within>.mega-menu{
      transform:translateY(0);
    }
    .mega-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
    }
    .mega-card{
      min-width:0;
      min-height:112px;
      padding:13px;
      display:grid;
      grid-template-columns:50px minmax(0,1fr);
      align-content:center;
      column-gap:12px;
      color:#34425a;
      background:#f7f9fc;
      border:1px solid #edf0f5;
      border-radius:12px;
      transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
    }
    .mega-card:hover{
      border-color:#b8cae8;
      box-shadow:0 10px 22px rgba(11,61,145,.09);
      transform:translateY(-2px);
    }
    .mega-card img{
      grid-row:1/4;
      width:50px;
      height:50px;
      align-self:center;
      object-fit:contain;
      background:#fff;
      border-radius:10px;
    }
    .mega-card strong{
      min-width:0;
      overflow:hidden;
      color:#14223b;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .mega-card small{
      min-width:0;
      overflow:hidden;
      color:#69758a;
      font-size:12px;
      line-height:1.45;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .mega-footer{
      margin-top:17px;
      padding-top:14px;
      display:block;
      color:var(--primary);
      border-top:1px solid var(--line);
      font-weight:750;
      text-align:right;
    }

    .header-btns{
      flex:0 0 auto;
      display:flex;
      align-items:center;
      gap:9px;
    }
    .member-link,
    .open-account{
      min-height:40px;
      padding:8px 15px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:9px;
      font-size:14px;
      font-weight:750;
      white-space:nowrap;
    }
    .member-link{
      color:var(--primary);
      border:1px solid #c5d4ec;
    }
    .open-account{
      color:#fff;
      background:var(--primary);
      box-shadow:0 8px 18px rgba(11,61,145,.2);
    }
    .member-link:hover{background:var(--primary-soft)}
    .open-account:hover{background:var(--primary-dark)}
    .hamburger{
      width:43px;
      height:43px;
      padding:10px;
      display:none;
      border:0;
      background:transparent;
      border-radius:8px;
      cursor:pointer;
    }
    .hamburger span{
      width:23px;
      height:2px;
      margin:5px auto;
      display:block;
      background:#172033;
      border-radius:3px;
      transition:transform .2s ease,opacity .2s ease;
    }
    .hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
    .hamburger.active span:nth-child(2){opacity:0}
    .hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

    .drawer-overlay{
      position:fixed;
      z-index:199;
      inset:0;
      visibility:hidden;
      opacity:0;
      background:rgba(4,15,35,.56);
      backdrop-filter:blur(2px);
      transition:opacity .25s ease,visibility .25s ease;
    }
    .drawer-overlay.open{
      visibility:visible;
      opacity:1;
    }
    .mobile-drawer{
      position:fixed;
      z-index:200;
      top:0;
      right:0;
      width:min(390px,88vw);
      height:100vh;
      overflow-y:auto;
      background:#fff;
      box-shadow:-22px 0 55px rgba(8,25,55,.24);
      transform:translateX(104%);
      transition:transform .28s ease;
    }
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{
      min-height:72px;
      padding:14px 18px;
      display:flex;
      align-items:center;
      gap:11px;
      color:#fff;
      background:var(--primary);
    }
    .drawer-head>a{
      padding:7px 11px;
      border:1px solid rgba(255,255,255,.35);
      border-radius:7px;
      font-size:14px;
    }
    .drawer-close{
      width:38px;
      height:38px;
      margin-left:auto;
      padding:0;
      color:#fff;
      background:rgba(255,255,255,.12);
      border:0;
      border-radius:50%;
      font-size:28px;
      line-height:1;
      cursor:pointer;
    }
    .drawer-menu{padding:13px 18px 30px}
    .drawer-link,
    .drawer-toggle{
      width:100%;
      min-height:48px;
      padding:11px 4px;
      display:flex;
      align-items:center;
      color:#1e2b42;
      background:transparent;
      border:0;
      border-bottom:1px solid #edf0f4;
      font-weight:750;
      text-align:left;
      cursor:pointer;
    }
    .drawer-toggle::after{
      margin-left:auto;
      color:#738096;
      content:"+";
      font-size:21px;
      font-weight:400;
    }
    .drawer-toggle.active::after{content:"−"}
    .drawer-submenu{
      max-height:0;
      overflow:hidden;
      background:#f7f9fc;
      border-radius:0 0 10px 10px;
      opacity:0;
      transition:max-height .3s ease,opacity .2s ease,padding .2s ease;
    }
    .drawer-submenu.open{
      max-height:700px;
      padding:7px 12px;
      opacity:1;
    }
    .drawer-submenu a{
      padding:8px 5px;
      display:block;
      color:#5a6679;
      border-bottom:1px dashed #dfe5ed;
      font-size:14px;
    }
    .drawer-submenu a:last-child{border-bottom:0}

    .tool-detail-page{
      min-height:680px;
    }
    .tool-detail-page .tool-hero{
      position:relative;
      overflow:hidden;
      padding:64px 0 74px;
      color:#fff;
      background:
        radial-gradient(circle at 15% 20%,rgba(137,178,255,.28),transparent 28%),
        radial-gradient(circle at 82% 70%,rgba(100,136,82,.24),transparent 32%),
        linear-gradient(135deg,#061d46 0%,#0B3D91 58%,#315c8d 100%);
    }
    .tool-detail-page .tool-hero::before,
    .tool-detail-page .tool-hero::after{
      position:absolute;
      border:1px solid rgba(255,255,255,.12);
      border-radius:50%;
      content:"";
    }
    .tool-detail-page .tool-hero::before{
      width:520px;
      height:520px;
      top:-370px;
      right:-70px;
    }
    .tool-detail-page .tool-hero::after{
      width:290px;
      height:290px;
      bottom:-225px;
      left:8%;
    }
    .tool-detail-page .breadcrumbs{
      position:relative;
      z-index:1;
      margin-bottom:26px;
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:9px;
      color:#cddcf7;
      font-size:14px;
    }
    .tool-detail-page .breadcrumbs a:hover{color:#fff}
    .tool-detail-page .tool-intro-card{
      position:relative;
      z-index:1;
      padding:28px;
      display:grid;
      grid-template-columns:92px minmax(0,1fr) auto;
      align-items:center;
      gap:24px;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.2);
      border-radius:22px;
      box-shadow:0 22px 55px rgba(0,13,39,.18);
      backdrop-filter:blur(14px);
    }
    .tool-detail-page .tool-main-icon{
      width:92px;
      height:92px;
      padding:16px;
      object-fit:contain;
      background:#fff;
      border-radius:20px;
      box-shadow:0 14px 30px rgba(0,0,0,.15);
    }
    .tool-detail-page .tool-kicker{
      margin:0 0 7px;
      color:#c8dcff;
      font-size:13px;
      font-weight:800;
      letter-spacing:.12em;
    }
    .tool-detail-page h1{
      margin:0;
      font-size:clamp(30px,4vw,48px);
      line-height:1.18;
      letter-spacing:-.035em;
    }
    .tool-detail-page .tool-lead{
      max-width:780px;
      margin:13px 0 0;
      color:#e2ebfa;
      font-size:16px;
    }
    .tool-detail-page .hero-action{
      min-width:136px;
      padding:12px 18px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:var(--primary);
      background:#fff;
      border-radius:10px;
      font-weight:800;
      white-space:nowrap;
      transition:transform .2s ease,box-shadow .2s ease;
    }
    .tool-detail-page .hero-action:hover{
      box-shadow:0 12px 24px rgba(0,0,0,.18);
      transform:translateY(-2px);
    }

    .tool-detail-page .detail-wrap{
      margin-top:-32px;
      padding-bottom:78px;
      position:relative;
      z-index:2;
    }
    .tool-detail-page .detail-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 320px;
      align-items:start;
      gap:26px;
    }
    .tool-detail-page .content-card,
    .tool-detail-page .side-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .tool-detail-page .tool-meta{
      padding:19px 25px;
      display:flex;
      flex-wrap:wrap;
      gap:11px 24px;
      color:#68758a;
      border-bottom:1px solid var(--line);
      font-size:14px;
    }
    .tool-detail-page .tool-meta span{
      display:inline-flex;
      align-items:center;
      gap:7px;
    }
    .tool-detail-page .tool-meta span::before{
      width:7px;
      height:7px;
      background:#7590bb;
      border-radius:50%;
      content:"";
    }
    .tool-detail-page .tool-content{
      min-width:0;
      max-width:100%;
      padding:32px;
      overflow-x:auto;
      color:#354157;
      font-size:16px;
    }
    .tool-detail-page .tool-content>*:first-child{margin-top:0}
    .tool-detail-page .tool-content>*:last-child{margin-bottom:0}
    .tool-detail-page .tool-content h2,
    .tool-detail-page .tool-content h3,
    .tool-detail-page .tool-content h4{
      color:#13213a;
      line-height:1.35;
    }
    .tool-detail-page .tool-content h2{
      margin:34px 0 14px;
      padding-left:13px;
      border-left:4px solid var(--primary);
      font-size:25px;
    }
    .tool-detail-page .tool-content h3{
      margin:28px 0 12px;
      font-size:20px;
    }
    .tool-detail-page .tool-content p{margin:0 0 18px}
    .tool-detail-page .tool-content a{
      color:var(--primary);
      text-decoration:underline;
      text-underline-offset:3px;
    }
    .tool-detail-page .tool-content img,
    .tool-detail-page .tool-content video,
    .tool-detail-page .tool-content iframe{
      max-width:100%;
      height:auto;
      border-radius:12px;
    }
    .tool-detail-page .tool-content table{
      width:100%;
      max-width:100%;
      border-collapse:collapse;
    }
    .tool-detail-page .tool-content th,
    .tool-detail-page .tool-content td{
      padding:11px 13px;
      border:1px solid #dfe5ed;
      text-align:left;
    }
    .tool-detail-page .tool-content th{background:#f2f6fc}
    .tool-detail-page .tool-content pre{
      max-width:100%;
      padding:18px;
      overflow-x:auto;
      color:#d9e8ff;
      background:#0b1930;
      border-radius:12px;
    }
    .tool-detail-page .tool-content blockquote{
      margin:24px 0;
      padding:16px 20px;
      color:#44516a;
      background:#f4f7fb;
      border-left:4px solid #7894c1;
      border-radius:0 10px 10px 0;
    }
    .tool-detail-page .risk-note{
      margin:0 32px 32px;
      padding:18px 20px;
      color:#5a4b2b;
      background:#fff9eb;
      border:1px solid #eadbb4;
      border-radius:12px;
      font-size:14px;
    }
    .tool-detail-page .risk-note strong{
      display:block;
      margin-bottom:4px;
      color:#3f351f;
    }
    .tool-detail-page .sidebar{
      display:grid;
      gap:20px;
    }
    .tool-detail-page .side-card{
      padding:22px;
      box-shadow:0 12px 32px rgba(16,35,68,.08);
    }
    .tool-detail-page .side-card h2{
      margin:0 0 16px;
      color:#14213a;
      font-size:20px;
      line-height:1.35;
    }
    .tool-detail-page .quick-guide{
      margin:0;
      padding:0;
      list-style:none;
      counter-reset:guide;
    }
    .tool-detail-page .quick-guide li{
      position:relative;
      min-height:42px;
      padding:0 0 17px 42px;
      color:#566279;
      counter-increment:guide;
    }
    .tool-detail-page .quick-guide li::before{
      position:absolute;
      top:0;
      left:0;
      width:29px;
      height:29px;
      display:grid;
      place-items:center;
      color:#fff;
      background:var(--primary);
      border-radius:50%;
      content:counter(guide);
      font-size:13px;
      font-weight:800;
    }
    .tool-detail-page .quick-guide li:not(:last-child)::after{
      position:absolute;
      top:31px;
      bottom:2px;
      left:14px;
      width:1px;
      background:#dce4f0;
      content:"";
    }
    .tool-detail-page .related-list{
      display:grid;
      gap:10px;
    }
    .tool-detail-page .related-tool{
      min-width:0;
      padding:12px;
      display:grid;
      grid-template-columns:48px minmax(0,1fr);
      gap:11px;
      align-items:center;
      background:#f7f9fc;
      border:1px solid #edf0f5;
      border-radius:11px;
      transition:border-color .2s ease,transform .2s ease;
    }
    .tool-detail-page .related-tool:hover{
      border-color:#b7c9e7;
      transform:translateY(-2px);
    }
    .tool-detail-page .related-tool img{
      width:48px;
      height:48px;
      padding:7px;
      object-fit:contain;
      background:#fff;
      border-radius:9px;
    }
    .tool-detail-page .related-tool strong{
      display:block;
      overflow:hidden;
      color:#1a2942;
      font-size:14px;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .tool-detail-page .related-tool p{
      margin:3px 0 0;
      display:-webkit-box;
      overflow:hidden;
      color:#778296;
      font-size:12px;
      line-height:1.5;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:2;
    }
    .tool-detail-page .side-button{
      width:100%;
      margin-top:16px;
      min-height:44px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#fff;
      background:var(--primary);
      border-radius:9px;
      font-weight:800;
    }
    .tool-detail-page .side-button:hover{background:var(--primary-dark)}
    .tool-detail-page .disclaimer{
      color:#68758a;
      font-size:13px;
    }
    .tool-detail-page .disclaimer p{margin:0}

    .footer{
      color:#cbd5e6;
      background:#07172f;
    }
    .footer .container{padding-top:55px}
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr 1fr 1fr 1.15fr;
      gap:36px;
      padding-bottom:42px;
    }
    .footer h3{
      margin:0 0 17px;
      color:#fff;
      font-size:17px;
    }
    .footer p{
      margin:7px 0;
      color:#aebbd0;
      font-size:14px;
    }
    .footer-brand p{max-width:330px}
    .footer-links{
      display:grid;
      gap:9px;
    }
    .footer-links a,
    .footer a{
      transition:color .2s ease;
    }
    .footer-links a{
      color:#b7c3d6;
      font-size:14px;
    }
    .footer a:hover{color:#fff}
    .footer-bottom{
      padding:19px 0 23px;
      color:#8f9db3;
      border-top:1px solid rgba(255,255,255,.1);
      font-size:13px;
      text-align:center;
    }

    @media (max-width:1080px){
      .main-nav{display:none}
      .hamburger{display:block}
      .header-inner{gap:16px}
      .header-btns{margin-left:auto}
      .tool-detail-page .detail-layout{
        grid-template-columns:minmax(0,1fr) 290px;
      }
    }

    @media (max-width:860px){
      .tool-detail-page .tool-intro-card{
        grid-template-columns:76px minmax(0,1fr);
      }
      .tool-detail-page .tool-main-icon{
        width:76px;
        height:76px;
      }
      .tool-detail-page .hero-action{
        grid-column:1/-1;
        width:100%;
      }
      .tool-detail-page .detail-layout{grid-template-columns:1fr}
      .tool-detail-page .sidebar{grid-template-columns:repeat(2,minmax(0,1fr))}
      .tool-detail-page .sidebar .side-card:nth-child(2){grid-column:1/-1}
      .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    }

    @media (max-width:640px){
      .container{width:min(100% - 28px,1180px)}
      .topbar .container{
        padding:8px 0;
        align-items:flex-start;
        flex-direction:column;
        gap:2px;
      }
      .topbar-links{
        width:100%;
        flex-wrap:wrap;
        gap:2px 14px;
      }
      .header-inner{min-height:68px}
      .logo span{
        max-width:145px;
        overflow:hidden;
        text-overflow:ellipsis;
        white-space:nowrap;
      }
      .logo img{
        width:37px;
        height:37px;
      }
      .member-link{display:none}
      .open-account{
        min-height:37px;
        padding:7px 12px;
      }
      .hamburger{
        width:39px;
        height:39px;
        padding:8px;
      }
      .tool-detail-page .tool-hero{padding:42px 0 62px}
      .tool-detail-page .breadcrumbs{margin-bottom:20px}
      .tool-detail-page .tool-intro-card{
        padding:21px;
        grid-template-columns:58px minmax(0,1fr);
        gap:15px;
      }
      .tool-detail-page .tool-main-icon{
        width:58px;
        height:58px;
        padding:10px;
        border-radius:14px;
      }
      .tool-detail-page h1{font-size:28px}
      .tool-detail-page .tool-lead{font-size:14px}
      .tool-detail-page .detail-wrap{margin-top:-25px;padding-bottom:55px}
      .tool-detail-page .tool-meta{padding:16px 19px;gap:8px 16px}
      .tool-detail-page .tool-content{padding:23px 19px;font-size:15px}
      .tool-detail-page .tool-content h2{font-size:21px}
      .tool-detail-page .risk-note{margin:0 19px 23px}
      .tool-detail-page .sidebar{grid-template-columns:1fr}
      .tool-detail-page .sidebar .side-card:nth-child(2){grid-column:auto}
      .footer .container{padding-top:42px}
      .footer-grid{grid-template-columns:1fr;gap:27px}
    }

    @media (max-width:410px){
      .open-account{display:none}
      .logo span{max-width:175px}
    }