:root{
      --theme:#0B3D91;
      --template-theme:{主题色};
      --theme-dark:#06265f;
      --theme-soft:#eaf1fc;
      --amber:#d99a24;
      --sand:#f5ead3;
      --coffee:#3b2b20;
      --ink:#172033;
      --muted:#687287;
      --line:#dfe5ee;
      --surface:#ffffff;
      --page:#f5f7fb;
      --success:#16815d;
      --warning:#a96b0c;
      --radius:18px;
      --shadow:0 16px 40px rgba(16,32,64,.09);
      --container:1200px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--page);
      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}
    img{display:block;max-width:100%;height:auto}
    a{color:inherit;text-decoration:none}
    button{color:inherit}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}

    .topbar{
      min-height:36px;
      color:#dce8ff;
      background:var(--theme-dark);
      font-size:13px;
    }
    .topbar .container{
      min-height:36px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .topbar a{color:#fff}
    .topbar a:hover{text-decoration:underline}

    .header{
      position:relative;
      z-index:100;
      background:rgba(255,255,255,.98);
      border-bottom:1px solid rgba(11,61,145,.1);
      box-shadow:0 5px 18px rgba(24,40,72,.05);
    }
    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:26px;
    }
    .logo{
      flex:0 0 auto;
      display:flex;
      align-items:center;
      gap:11px;
      max-width:250px;
      color:var(--theme-dark);
      font-size:20px;
      font-weight:800;
      letter-spacing:.01em;
    }
    .logo img{
      width:42px;
      height:42px;
      object-fit:contain;
      border-radius:10px;
    }
    .logo span{
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .main-nav{flex:1;align-self:stretch}
    .nav-list{
      height:100%;
      margin:0;
      padding:0;
      display:flex;
      align-items:stretch;
      justify-content:center;
      list-style:none;
    }
    .nav-item{
      position:relative;
      display:flex;
      align-items:center;
    }
    .nav-item::after{
      content:"";
      position:absolute;
      left:14px;
      right:14px;
      bottom:0;
      height:3px;
      background:var(--theme);
      border-radius:3px 3px 0 0;
      transform:scaleX(0);
      transition:.2s ease;
    }
    .nav-item:hover::after,
    .nav-item:focus-within::after{transform:scaleX(1)}
    .nav-link{
      height:100%;
      padding:0 13px;
      display:flex;
      align-items:center;
      gap:6px;
      color:#28344b;
      font-size:15px;
      font-weight:700;
      white-space:nowrap;
    }
    .nav-link:hover,.nav-link:focus{color:var(--theme)}
    .has-arrow::after{
      content:"";
      width:6px;
      height:6px;
      margin-top:-4px;
      border-right:1.5px solid currentColor;
      border-bottom:1.5px solid currentColor;
      transform:rotate(45deg);
      transition:.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%;
      z-index:120;
      padding:20px;
      border:1px solid var(--line);
      border-top:3px solid var(--theme);
      border-radius:0 0 18px 18px;
      background:#fff;
      box-shadow:0 24px 55px rgba(19,37,72,.17);
      opacity:0;
      visibility:hidden;
      pointer-events:none;
      transform:translate(-50%,10px);
      transition:opacity .2s ease,transform .2s ease,visibility .2s;
    }
    .dropdown-panel::before,
    .mega-menu::before{
      content:"";
      position:absolute;
      left:0;
      right:0;
      top:-14px;
      height:14px;
    }
    .dropdown-panel{
      width:340px;
      left:0;
      transform:translate(0,10px);
    }
    .mega-menu{
      width:min(930px,calc(100vw - 48px));
    }
    .nav-item:hover>.dropdown-panel,
    .nav-item:focus-within>.dropdown-panel{
      opacity:1;
      visibility:visible;
      pointer-events:auto;
      transform:translate(0,0);
    }
    .nav-item:hover>.mega-menu,
    .nav-item:focus-within>.mega-menu{
      opacity:1;
      visibility:visible;
      pointer-events:auto;
      transform:translate(-50%,0);
    }
    .nav-item:nth-last-child(-n+3) .mega-menu{
      left:auto;
      right:-130px;
      transform:translate(0,10px);
    }
    .nav-item:nth-last-child(-n+3):hover>.mega-menu,
    .nav-item:nth-last-child(-n+3):focus-within>.mega-menu{
      transform:translate(0,0);
    }
    .drop-title,.mega-title{
      display:block;
      margin-bottom:14px;
      color:var(--theme-dark);
      font-size:17px;
    }
    .drop-list{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .drop-list a{
      padding:8px 11px;
      color:#42506a;
      background:#f3f6fb;
      border-radius:9px;
      font-size:13px;
    }
    .drop-list a:hover{
      color:var(--theme);
      background:var(--theme-soft);
    }
    .dropdown-panel .drop-list{
      display:grid;
      grid-template-columns:1fr;
    }
    .dropdown-panel .drop-list a{
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .mega-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
    }
    .mega-card{
      min-width:0;
      padding:12px;
      display:grid;
      grid-template-columns:48px minmax(0,1fr);
      align-items:center;
      gap:4px 11px;
      border:1px solid #e5eaf2;
      border-radius:12px;
      background:#fff;
      transition:.2s ease;
    }
    .mega-card:hover{
      border-color:#afc6ec;
      box-shadow:0 10px 24px rgba(11,61,145,.1);
      transform:translateY(-2px);
    }
    .mega-card img{
      grid-row:1/4;
      width:48px;
      height:48px;
      object-fit:cover;
      border-radius:10px;
      background:#eef3fa;
    }
    .mega-card strong,
    .mega-card small{
      min-width:0;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .mega-card strong{
      color:#26334b;
      white-space:nowrap;
    }
    .mega-card small{
      display:-webkit-box;
      color:var(--muted);
      font-size:12px;
      line-height:1.45;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:2;
    }
    .mega-footer{
      margin-top:16px;
      padding:10px 13px;
      display:flex;
      align-items:center;
      justify-content:center;
      color:#fff;
      background:var(--theme);
      border-radius:10px;
      font-size:14px;
      font-weight:700;
    }
    .mega-footer:hover{background:var(--theme-dark)}

    .header-btns{
      flex:0 0 auto;
      display:flex;
      align-items:center;
      gap:10px;
    }
    .member-link{
      display:inline-flex;
      align-items:center;
      color:var(--theme);
      font-size:14px;
      font-weight:700;
      white-space:nowrap;
    }
    .open-account{
      padding:10px 17px;
      color:#fff;
      background:var(--theme);
      border-radius:10px;
      font-size:14px;
      font-weight:800;
      box-shadow:0 8px 18px rgba(11,61,145,.18);
    }
    .open-account:hover{background:var(--theme-dark)}
    .hamburger{
      width:42px;
      height:42px;
      padding:10px;
      display:none;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:5px;
      border:1px solid #d9e0eb;
      border-radius:10px;
      background:#fff;
      cursor:pointer;
    }
    .hamburger span{
      width:20px;
      height:2px;
      background:var(--theme-dark);
      border-radius:2px;
      transition:.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;
      inset:0;
      z-index:190;
      background:rgba(7,19,39,.56);
      opacity:0;
      visibility:hidden;
      transition:.25s ease;
    }
    .drawer-overlay.open{opacity:1;visibility:visible}
    .mobile-drawer{
      position:fixed;
      top:0;
      right:0;
      bottom:0;
      z-index:200;
      width:min(390px,90vw);
      background:#fff;
      box-shadow:-20px 0 55px rgba(0,0,0,.18);
      transform:translateX(105%);
      transition:transform .28s ease;
      overflow-y:auto;
    }
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{
      min-height:72px;
      padding:14px 16px;
      display:flex;
      align-items:center;
      gap:12px;
      color:#fff;
      background:var(--theme-dark);
    }
    .drawer-head>span{flex:1;font-weight:700}
    .drawer-head>a{
      padding:7px 12px;
      color:var(--theme-dark);
      background:#fff;
      border-radius:8px;
      font-weight:800;
    }
    .drawer-close{
      width:36px;
      height:36px;
      padding:0;
      color:#fff;
      background:transparent;
      border:1px solid rgba(255,255,255,.34);
      border-radius:9px;
      font-size:27px;
      line-height:1;
      cursor:pointer;
    }
    .drawer-menu{padding:14px}
    .drawer-link,
    .drawer-toggle{
      width:100%;
      min-height:48px;
      padding:12px 13px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      color:#25324a;
      background:transparent;
      border:0;
      border-bottom:1px solid #e6eaf1;
      text-align:left;
      font-weight:700;
      cursor:pointer;
    }
    .drawer-toggle::after{
      content:"+";
      color:var(--theme);
      font-size:20px;
    }
    .drawer-toggle.active::after{content:"−"}
    .drawer-submenu{
      max-height:0;
      padding:0 10px;
      overflow:hidden;
      background:#f6f8fc;
      border-radius:0 0 10px 10px;
      transition:max-height .3s ease,padding .3s ease;
    }
    .drawer-submenu.open{
      max-height:720px;
      padding:8px 10px;
    }
    .drawer-submenu a{
      padding:9px 10px;
      display:block;
      color:#526079;
      border-bottom:1px dashed #dde3ed;
      font-size:14px;
    }
    .drawer-submenu a:last-child{border-bottom:0}

    .tool-detail-page{
      min-height:650px;
      padding-bottom:72px;
    }
    .tool-detail-page .detail-hero{
      position:relative;
      overflow:hidden;
      padding:64px 0 72px;
      color:#fff;
      background:
        radial-gradient(circle at 13% 18%,rgba(217,154,36,.26),transparent 28%),
        radial-gradient(circle at 88% 70%,rgba(88,143,231,.22),transparent 30%),
        linear-gradient(135deg,var(--theme-dark),var(--theme) 62%,#184fa6);
    }
    .tool-detail-page .detail-hero::before{
      content:"";
      position:absolute;
      inset:0;
      opacity:.16;
      background-image:
        linear-gradient(rgba(255,255,255,.25) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.25) 1px,transparent 1px);
      background-size:38px 38px;
      mask-image:linear-gradient(to bottom,#000,transparent);
    }
    .tool-detail-page .detail-hero .container{
      position:relative;
      z-index:1;
    }
    .tool-detail-page .breadcrumb{
      margin-bottom:22px;
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      color:#d8e5fa;
      font-size:14px;
    }
    .tool-detail-page .breadcrumb a:hover{color:#fff;text-decoration:underline}
    .tool-detail-page .tool-heading{
      max-width:880px;
      margin:0 auto;
      text-align:center;
    }
    .tool-detail-page .tool-icon{
      width:82px;
      height:82px;
      margin:0 auto 22px;
      padding:14px;
      display:flex;
      align-items:center;
      justify-content:center;
      background:rgba(255,255,255,.96);
      border:1px solid rgba(255,255,255,.75);
      border-radius:22px;
      box-shadow:0 18px 40px rgba(0,0,0,.16);
    }
    .tool-detail-page .tool-icon img{
      width:100%;
      height:100%;
      object-fit:contain;
    }
    .tool-detail-page .eyebrow{
      margin:0 0 10px;
      color:#f5d99b;
      font-size:14px;
      font-weight:800;
      letter-spacing:.12em;
    }
    .tool-detail-page h1{
      margin:0;
      font-size:clamp(34px,5vw,58px);
      line-height:1.15;
      letter-spacing:-.025em;
    }
    .tool-detail-page .hero-summary{
      max-width:760px;
      margin:20px auto 0;
      color:#e8f0fd;
      font-size:18px;
      line-height:1.85;
    }
    .tool-detail-page .tool-meta{
      margin-top:25px;
      display:flex;
      flex-wrap:wrap;
      justify-content:center;
      gap:10px;
    }
    .tool-detail-page .tool-meta span{
      padding:7px 12px;
      color:#fff;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.2);
      border-radius:999px;
      font-size:13px;
      backdrop-filter:blur(8px);
    }

    .tool-detail-page .detail-wrap{
      position:relative;
      z-index:2;
      margin-top:-30px;
      display:grid;
      grid-template-columns:minmax(0,1fr) 330px;
      align-items:start;
      gap:26px;
    }
    .tool-detail-page .tool-main,
    .tool-detail-page .side-card{
      min-width:0;
      background:#fff;
      border:1px solid #e2e7ef;
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .tool-detail-page .tool-main{overflow:hidden}
    .tool-detail-page .content-head{
      padding:24px 30px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      border-bottom:1px solid #e7ebf2;
      background:linear-gradient(90deg,#fff,#f7f9fd);
    }
    .tool-detail-page .content-head h2{
      margin:0;
      color:var(--theme-dark);
      font-size:23px;
    }
    .tool-detail-page .content-status{
      flex:0 0 auto;
      padding:6px 11px;
      color:var(--success);
      background:#eaf8f2;
      border-radius:999px;
      font-size:13px;
      font-weight:800;
    }
    .tool-detail-page .tool-content{
      min-width:0;
      max-width:100%;
      padding:30px;
      overflow-x:auto;
      color:#354159;
      font-size:16px;
      line-height:1.9;
      word-break:break-word;
    }
    .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{
      margin:1.6em 0 .7em;
      color:#172d54;
      line-height:1.35;
    }
    .tool-detail-page .tool-content a{
      color:var(--theme);
      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%;
      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 #dfe5ee;
      text-align:left;
    }
    .tool-detail-page .tool-content blockquote{
      margin:22px 0;
      padding:16px 20px;
      color:#40506c;
      background:var(--theme-soft);
      border-left:4px solid var(--theme);
      border-radius:0 12px 12px 0;
    }
    .tool-detail-page .notice{
      margin:0 30px 30px;
      padding:17px 19px;
      color:#70501c;
      background:#fff8e8;
      border:1px solid #f1dcab;
      border-radius:13px;
      font-size:14px;
    }

    .tool-detail-page .tool-sidebar{
      position:sticky;
      top:20px;
      display:grid;
      gap:20px;
    }
    .tool-detail-page .side-card{
      padding:22px;
      box-shadow:0 12px 32px rgba(16,32,64,.07);
    }
    .tool-detail-page .side-card h2{
      margin:0 0 16px;
      padding-bottom:12px;
      color:var(--theme-dark);
      border-bottom:1px solid #e4e9f1;
      font-size:19px;
    }
    .tool-detail-page .info-list{
      margin:0;
      display:grid;
      gap:12px;
    }
    .tool-detail-page .info-row{
      padding-bottom:11px;
      display:grid;
      grid-template-columns:76px minmax(0,1fr);
      gap:10px;
      border-bottom:1px dashed #e0e5ed;
      font-size:14px;
    }
    .tool-detail-page .info-row:last-child{
      padding-bottom:0;
      border-bottom:0;
    }
    .tool-detail-page .info-row dt{color:var(--muted)}
    .tool-detail-page .info-row dd{
      min-width:0;
      margin:0;
      color:#293650;
      font-weight:700;
      overflow-wrap:anywhere;
    }
    .tool-detail-page .side-actions{
      display:grid;
      gap:10px;
    }
    .tool-detail-page .side-actions a{
      min-height:44px;
      padding:10px 14px;
      display:flex;
      align-items:center;
      justify-content:center;
      border-radius:10px;
      font-weight:800;
    }
    .tool-detail-page .primary-action{
      color:#fff;
      background:var(--theme);
    }
    .tool-detail-page .primary-action:hover{background:var(--theme-dark)}
    .tool-detail-page .secondary-action{
      color:var(--theme);
      background:var(--theme-soft);
      border:1px solid #cbdaf2;
    }

    .tool-detail-page .related-section{
      margin-top:38px;
    }
    .tool-detail-page .section-heading{
      margin-bottom:18px;
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:20px;
    }
    .tool-detail-page .section-heading h2{
      margin:0;
      color:var(--theme-dark);
      font-size:28px;
    }
    .tool-detail-page .section-heading p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .tool-detail-page .related-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
    }
    .tool-detail-page .related-tool{
      min-width:0;
      padding:20px;
      display:flex;
      flex-direction:column;
      border:1px solid #e0e6ef;
      border-radius:16px;
      background:#fff;
      box-shadow:0 10px 28px rgba(16,32,64,.06);
      transition:.22s ease;
    }
    .tool-detail-page .related-tool:hover{
      border-color:#b6c9e9;
      box-shadow:0 17px 36px rgba(11,61,145,.11);
      transform:translateY(-4px);
    }
    .tool-detail-page .related-tool img{
      width:54px;
      height:54px;
      padding:8px;
      object-fit:contain;
      background:var(--theme-soft);
      border-radius:13px;
    }
    .tool-detail-page .related-tool h3{
      margin:15px 0 8px;
      color:#24324b;
      font-size:18px;
      line-height:1.4;
    }
    .tool-detail-page .related-tool p{
      margin:0 0 16px;
      display:-webkit-box;
      overflow:hidden;
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:3;
    }
    .tool-detail-page .related-tool span{
      margin-top:auto;
      color:var(--theme);
      font-size:14px;
      font-weight:800;
    }

    .footer{
      padding:55px 0 0;
      color:#cbd6e8;
      background:#071a39;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.45fr 1fr 1fr 1fr;
      gap:36px;
    }
    .footer h3,
    .footer-brand strong{
      display:block;
      margin:0 0 16px;
      color:#fff;
      font-size:17px;
    }
    .footer-brand strong{font-size:22px}
    .footer p{
      margin:0 0 10px;
      color:#aebbd0;
      font-size:14px;
      line-height:1.75;
    }
    .footer-grid>div>a{
      margin:0 0 9px;
      display:block;
      color:#becbe0;
      font-size:14px;
    }
    .footer-grid>div>a:hover{color:#fff;text-decoration:underline}
    .footer-bottom{
      margin-top:38px;
      padding:20px 0;
      color:#93a4bf;
      border-top:1px solid rgba(255,255,255,.1);
      text-align:center;
      font-size:13px;
    }

    @media (max-width:1120px){
      .main-nav{display:none}
      .hamburger{display:flex}
      .header-inner{min-height:70px}
      .header-btns{margin-left:auto}
      .tool-detail-page .detail-wrap{
        grid-template-columns:minmax(0,1fr) 300px;
      }
    }

    @media (max-width:900px){
      .tool-detail-page .detail-wrap{grid-template-columns:1fr}
      .tool-detail-page .tool-sidebar{
        position:static;
        grid-template-columns:1fr 1fr;
      }
      .tool-detail-page .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    }

    @media (max-width:680px){
      .container{width:min(100% - 28px,var(--container))}
      .topbar{padding:7px 0}
      .topbar .container{
        align-items:flex-start;
        flex-direction:column;
        gap:2px;
      }
      .top-contact{line-height:1.6}
      .logo{max-width:190px;font-size:17px}
      .logo img{width:38px;height:38px}
      .header-btns{gap:7px}
      .member-link{display:none}
      .open-account{padding:9px 12px}
      .tool-detail-page .detail-hero{padding:42px 0 62px}
      .tool-detail-page .tool-icon{
        width:70px;
        height:70px;
        margin-bottom:18px;
      }
      .tool-detail-page h1{font-size:34px}
      .tool-detail-page .hero-summary{font-size:16px}
      .tool-detail-page .detail-wrap{margin-top:-24px}
      .tool-detail-page .content-head{padding:19px 20px}
      .tool-detail-page .content-head h2{font-size:20px}
      .tool-detail-page .tool-content{padding:22px 20px}
      .tool-detail-page .notice{margin:0 20px 22px}
      .tool-detail-page .tool-sidebar{grid-template-columns:1fr}
      .tool-detail-page .section-heading{
        align-items:flex-start;
        flex-direction:column;
        gap:5px;
      }
      .tool-detail-page .related-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .footer{padding-top:42px}
    }

    @media (max-width:420px){
      .open-account{display:none}
      .tool-detail-page .tool-meta{align-items:center;flex-direction:column}
      .tool-detail-page .tool-meta span{width:100%;text-align:center}
    }