:root{
      --theme:#0B3D91;
      --template-theme:{主题色};
      --theme-dark:#06275e;
      --theme-soft:#eaf2ff;
      --cyan:#0f9f9a;
      --cyan-soft:#e8fbf8;
      --ink:#10213b;
      --muted:#60708a;
      --line:#dbe5f1;
      --surface:#ffffff;
      --page:#f4f8fc;
      --danger:#b83c52;
      --shadow:0 18px 48px rgba(11,61,145,.11);
      --radius:20px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--page);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;
      line-height:1.65;
    }
    body.drawer-locked{overflow:hidden}
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{color:inherit}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}

    .topbar{
      color:#dceaff;
      background:var(--theme-dark);
      font-size:13px;
    }
    .topbar .container{
      min-height:38px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .topbar-contact{display:flex;align-items:center;gap:22px}
    .topbar a{transition:color .2s ease}
    .topbar a:hover{color:#fff}

    .header{
      position:relative;
      z-index:50;
      background:rgba(255,255,255,.98);
      border-bottom:1px solid var(--line);
      box-shadow:0 5px 22px rgba(16,33,59,.05);
    }
    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:24px;
    }
    .logo{
      min-width:0;
      display:inline-flex;
      align-items:center;
      gap:10px;
      color:var(--theme);
      font-size:19px;
      font-weight:850;
      letter-spacing:.01em;
    }
    .logo img{
      width:42px;
      height:42px;
      object-fit:contain;
      border-radius:10px;
    }
    .main-nav{margin-left:auto;align-self:stretch}
    .nav-list{
      height:100%;
      display:flex;
      align-items:stretch;
      margin:0;
      padding:0;
      list-style:none;
    }
    .nav-item{
      position:relative;
      display:flex;
      align-items:stretch;
    }
    .nav-link{
      position:relative;
      display:flex;
      align-items:center;
      padding:0 11px;
      color:#263852;
      font-size:14px;
      font-weight:750;
      white-space:nowrap;
    }
    .nav-link:hover,.nav-item:focus-within>.nav-link{color:var(--theme)}
    .nav-link::after{
      content:"";
      position:absolute;
      right:11px;
      bottom:17px;
      left:11px;
      height:2px;
      background:var(--cyan);
      transform:scaleX(0);
      transition:transform .2s ease;
    }
    .nav-link:hover::after,.nav-item:focus-within>.nav-link::after{transform:scaleX(1)}
    .nav-link.has-arrow{padding-right:24px}
    .nav-link.has-arrow::before{
      content:"";
      position:absolute;
      top:50%;
      right:10px;
      width:6px;
      height:6px;
      border-right:1.5px solid currentColor;
      border-bottom:1.5px solid currentColor;
      transform:translateY(-70%) rotate(45deg);
    }
    .dropdown-panel,.mega-menu{
      position:absolute;
      top:100%;
      visibility:hidden;
      opacity:0;
      pointer-events:none;
      transform:translateY(8px);
      background:#fff;
      border:1px solid var(--line);
      border-radius:0 0 18px 18px;
      box-shadow:var(--shadow);
      transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
    }
    .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:translateY(0);
    }
    .dropdown-panel{
      left:0;
      width:290px;
      padding:18px;
    }
    .dropdown-heading{
      margin:0 0 10px;
      color:var(--theme);
      font-size:13px;
      font-weight:850;
    }
    .dropdown-panel>a:not(.dropdown-all){
      display:block;
      padding:9px 0;
      border-bottom:1px solid #edf2f7;
      font-size:14px;
      font-weight:650;
    }
    .dropdown-panel>a:hover{color:var(--theme)}
    .dropdown-all{
      display:block;
      margin-top:12px;
      color:var(--theme);
      font-size:13px;
      font-weight:800;
    }
    .mega-menu{
      right:-230px;
      width:min(900px,calc(100vw - 40px));
      padding:24px;
    }
    .video-mega,.product-mega{right:-170px}
    .tools-mega{right:-240px;width:min(760px,calc(100vw - 40px))}
    .mega-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:20px;
      padding-bottom:16px;
      border-bottom:1px solid var(--line);
    }
    .mega-head strong{color:var(--theme);font-size:18px}
    .mega-head span{color:var(--muted);font-size:13px}
    .mega-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
      margin-top:16px;
    }
    .mega-card{
      min-width:0;
      padding:13px;
      overflow:hidden;
      background:#f8fbff;
      border:1px solid #e5edf6;
      border-radius:14px;
      transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
    }
    .mega-card:hover{
      transform:translateY(-2px);
      border-color:#9bb8e3;
      box-shadow:0 10px 22px rgba(11,61,145,.09);
    }
    .mega-card img{
      width:42px;
      height:42px;
      margin-bottom:9px;
      object-fit:contain;
      border-radius:9px;
      background:#fff;
    }
    .video-mega .mega-card img,.product-mega .mega-card img{
      width:100%;
      height:88px;
      object-fit:cover;
    }
    .mega-card strong{
      display:block;
      overflow:hidden;
      color:#152843;
      font-size:14px;
      text-overflow:ellipsis;
      white-space:nowrap;
    }
    .mega-card p{
      display:-webkit-box;
      margin:5px 0 0;
      overflow:hidden;
      color:var(--muted);
      font-size:12px;
      line-height:1.55;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:2;
    }
    .mega-meta{
      display:flex;
      flex-wrap:wrap;
      gap:4px 10px;
      margin-top:8px;
      color:var(--muted);
      font-size:11px;
    }
    .mega-category-list{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:15px;
    }
    .mega-category-list a{
      padding:6px 11px;
      color:var(--theme);
      background:var(--theme-soft);
      border-radius:999px;
      font-size:12px;
      font-weight:750;
    }
    .mega-footer{
      display:block;
      margin-top:17px;
      padding-top:14px;
      color:var(--theme);
      border-top:1px solid var(--line);
      font-size:13px;
      font-weight:850;
      text-align:right;
    }
    .header-btns{
      display:flex;
      align-items:center;
      gap:9px;
      flex-shrink:0;
    }
    .member-slot{font-size:14px;font-weight:750}
    .open-account{
      padding:10px 15px;
      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;
      display:none;
      align-items:center;
      justify-content:center;
      flex-direction:column;
      gap:5px;
      padding:0;
      background:#fff;
      border:1px solid var(--line);
      border-radius:10px;
      cursor:pointer;
    }
    .hamburger span{
      width:20px;
      height:2px;
      background:var(--ink);
      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;
      inset:0;
      z-index:90;
      visibility:hidden;
      opacity:0;
      background:rgba(4,18,40,.58);
      transition:opacity .25s ease,visibility .25s ease;
    }
    .drawer-overlay.open{visibility:visible;opacity:1}
    .mobile-drawer{
      position:fixed;
      top:0;
      right:0;
      bottom:0;
      z-index:100;
      width:min(390px,92vw);
      overflow-y:auto;
      background:#fff;
      box-shadow:-20px 0 50px rgba(0,0,0,.2);
      transform:translateX(105%);
      transition:transform .25s ease;
    }
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{
      min-height:72px;
      display:flex;
      align-items:center;
      gap:12px;
      padding:14px 18px;
      color:#fff;
      background:var(--theme);
    }
    .drawer-head>a{
      margin-left:auto;
      padding:8px 11px;
      background:rgba(255,255,255,.14);
      border:1px solid rgba(255,255,255,.25);
      border-radius:8px;
      font-size:13px;
      font-weight:800;
    }
    .drawer-member{font-size:13px}
    .drawer-close{
      width:36px;
      height:36px;
      padding:0;
      color:#fff;
      background:transparent;
      border:0;
      font-size:29px;
      line-height:1;
      cursor:pointer;
    }
    .drawer-menu{padding:12px 18px 30px}
    .drawer-link,.drawer-toggle{
      width:100%;
      display:flex;
      align-items:center;
      min-height:48px;
      padding:10px 2px;
      background:transparent;
      border:0;
      border-bottom:1px solid var(--line);
      font-weight:800;
      text-align:left;
      cursor:pointer;
    }
    .drawer-toggle::after{
      content:"+";
      margin-left:auto;
      color:var(--theme);
      font-size:21px;
    }
    .drawer-toggle.active::after{content:"−"}
    .drawer-submenu{
      display:none;
      padding:7px 0 9px 14px;
      border-bottom:1px solid var(--line);
    }
    .drawer-submenu.open{display:block}
    .drawer-submenu a{
      display:block;
      padding:8px 5px;
      color:var(--muted);
      font-size:14px;
    }
    .drawer-submenu a:hover{color:var(--theme)}

    .tools-page{overflow:hidden}
    .tools-page .tools-hero{
      position:relative;
      padding:76px 0 62px;
      color:#fff;
      background:
        radial-gradient(circle at 14% 24%,rgba(26,191,181,.3),transparent 26%),
        radial-gradient(circle at 88% 12%,rgba(101,161,255,.28),transparent 24%),
        linear-gradient(145deg,#061f4e 0%,#0B3D91 58%,#087c83 100%);
    }
    .tools-page .tools-hero::after{
      content:"";
      position:absolute;
      right:-8%;
      bottom:-130px;
      width:420px;
      height:420px;
      border:1px solid rgba(255,255,255,.18);
      border-radius:50%;
      box-shadow:0 0 0 45px rgba(255,255,255,.04),0 0 0 90px rgba(255,255,255,.03);
    }
    .tools-page .tools-hero-inner{
      position:relative;
      z-index:1;
      max-width:850px;
      margin:0 auto;
      text-align:center;
    }
    .tools-page .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:18px;
      padding:7px 13px;
      color:#d9fffb;
      background:rgba(255,255,255,.11);
      border:1px solid rgba(255,255,255,.2);
      border-radius:999px;
      font-size:13px;
      font-weight:850;
      letter-spacing:.08em;
    }
    .tools-page .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      background:#76f1dc;
      border-radius:50%;
      box-shadow:0 0 0 5px rgba(118,241,220,.13);
    }
    .tools-page .tools-hero h1{
      margin:0;
      font-size:clamp(38px,6vw,68px);
      line-height:1.1;
      letter-spacing:-.045em;
    }
    .tools-page .tools-hero p{
      max-width:730px;
      margin:20px auto 0;
      color:#dceaff;
      font-size:17px;
    }
    .tools-page .hero-actions{
      display:flex;
      flex-wrap:wrap;
      justify-content:center;
      gap:12px;
      margin-top:28px;
    }
    .tools-page .hero-actions a{
      padding:12px 19px;
      border-radius:11px;
      font-weight:850;
    }
    .tools-page .hero-actions .primary{
      color:var(--theme);
      background:#fff;
    }
    .tools-page .hero-actions .secondary{
      color:#fff;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.28);
    }
    .tools-page .workflow-strip{
      position:relative;
      z-index:2;
      width:min(1040px,calc(100% - 40px));
      display:grid;
      grid-template-columns:repeat(4,1fr);
      margin:-28px auto 0;
      overflow:hidden;
      background:#fff;
      border:1px solid var(--line);
      border-radius:18px;
      box-shadow:var(--shadow);
    }
    .tools-page .workflow-item{
      padding:21px;
      border-right:1px solid var(--line);
    }
    .tools-page .workflow-item:last-child{border-right:0}
    .tools-page .workflow-item span{
      display:block;
      color:var(--cyan);
      font-size:12px;
      font-weight:900;
      letter-spacing:.08em;
    }
    .tools-page .workflow-item strong{
      display:block;
      margin-top:4px;
      color:var(--ink);
      font-size:16px;
    }
    .tools-page .workflow-item small{color:var(--muted)}

    .tools-page .tools-directory{padding:78px 0}
    .tools-page .section-heading{
      max-width:760px;
      margin-bottom:30px;
    }
    .tools-page .section-kicker{
      color:var(--cyan);
      font-size:13px;
      font-weight:900;
      letter-spacing:.1em;
    }
    .tools-page .section-heading h2{
      margin:7px 0 8px;
      color:var(--ink);
      font-size:clamp(28px,4vw,42px);
      line-height:1.2;
    }
    .tools-page .section-heading p{margin:0;color:var(--muted)}
    .tools-page .tool-filter{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
      margin-bottom:28px;
    }
    .tools-page .tool-filter span{
      padding:8px 13px;
      color:#40516a;
      background:#fff;
      border:1px solid var(--line);
      border-radius:999px;
      font-size:13px;
      font-weight:750;
    }
    .tools-page .tool-filter span:first-child{
      color:#fff;
      background:var(--theme);
      border-color:var(--theme);
    }
    .tools-page .tool-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:20px;
    }
    .tools-page .tool-card{
      min-width:0;
      display:flex;
      flex-direction:column;
      padding:24px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:0 12px 34px rgba(16,33,59,.055);
      transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
    }
    .tools-page .tool-card:hover{
      transform:translateY(-5px);
      border-color:#8fb4df;
      box-shadow:0 20px 44px rgba(11,61,145,.13);
    }
    .tools-page .tool-card-head{
      display:flex;
      align-items:center;
      gap:14px;
    }
    .tools-page .tool-icon{
      width:58px;
      height:58px;
      display:grid;
      place-items:center;
      flex:0 0 58px;
      overflow:hidden;
      background:linear-gradient(145deg,var(--theme-soft),var(--cyan-soft));
      border:1px solid #d9e9f5;
      border-radius:16px;
    }
    .tools-page .tool-icon img{
      width:34px;
      height:34px;
      object-fit:contain;
    }
    .tools-page .tool-card h3{
      margin:0;
      color:var(--ink);
      font-size:19px;
      line-height:1.3;
    }
    .tools-page .tool-badge{
      display:inline-block;
      margin-top:5px;
      color:var(--cyan);
      font-size:12px;
      font-weight:850;
    }
    .tools-page .tool-card p{
      margin:17px 0 20px;
      color:var(--muted);
      font-size:14px;
    }
    .tools-page .tool-link{
      display:flex;
      align-items:center;
      gap:8px;
      margin-top:auto;
      color:var(--theme);
      font-size:14px;
      font-weight:900;
    }
    .tools-page .tool-link::after{
      content:"→";
      transition:transform .2s ease;
    }
    .tools-page .tool-card:hover .tool-link::after{transform:translateX(4px)}

    .tools-page .principles{
      padding:70px 0;
      background:#eaf3f8;
      border-top:1px solid #d8e5ee;
      border-bottom:1px solid #d8e5ee;
    }
    .tools-page .principle-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:20px;
    }
    .tools-page .principle-card{
      padding:26px;
      background:rgba(255,255,255,.8);
      border:1px solid rgba(255,255,255,.9);
      border-radius:18px;
    }
    .tools-page .principle-number{
      width:39px;
      height:39px;
      display:grid;
      place-items:center;
      color:#fff;
      background:var(--theme);
      border-radius:12px;
      font-weight:900;
    }
    .tools-page .principle-card h3{margin:16px 0 7px;font-size:19px}
    .tools-page .principle-card p{margin:0;color:var(--muted);font-size:14px}

    .tools-page .risk-note{padding:70px 0}
    .tools-page .risk-panel{
      display:grid;
      grid-template-columns:auto 1fr auto;
      align-items:center;
      gap:22px;
      padding:28px 30px;
      color:#fff;
      background:linear-gradient(120deg,#10213b,#0B3D91);
      border-radius:22px;
      box-shadow:var(--shadow);
    }
    .tools-page .risk-symbol{
      width:54px;
      height:54px;
      display:grid;
      place-items:center;
      background:rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.2);
      border-radius:50%;
      font-size:24px;
      font-weight:900;
    }
    .tools-page .risk-panel h2{margin:0 0 5px;font-size:23px}
    .tools-page .risk-panel p{margin:0;color:#dceaff;font-size:14px}
    .tools-page .risk-panel a{
      padding:11px 16px;
      color:var(--theme);
      background:#fff;
      border-radius:10px;
      font-size:14px;
      font-weight:900;
      white-space:nowrap;
    }

    .footer{
      color:#d9e6f8;
      background:#071a38;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.5fr 1fr 1fr 1.15fr;
      gap:38px;
      padding:60px 0 42px;
    }
    .footer .logo{color:#fff}
    .footer-brand p{
      max-width:430px;
      margin:17px 0;
      color:#aebed4;
      font-size:14px;
    }
    .footer-social{color:#fff}
    .footer h3{
      margin:4px 0 15px;
      color:#fff;
      font-size:16px;
    }
    .footer-links,.footer-contact{
      display:flex;
      flex-direction:column;
      gap:9px;
      color:#aebed4;
      font-size:14px;
    }
    .footer-links a:hover,.footer-contact a:hover{color:#fff}
    .footer-bottom{
      min-height:70px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
      color:#8fa3be;
      border-top:1px solid rgba(255,255,255,.1);
      font-size:13px;
    }
    .footer-legal{display:flex;flex-wrap:wrap;gap:18px}
    .footer-legal a:hover{color:#fff}

    @media (max-width:1100px){
      .main-nav{display:none}
      .hamburger{display:flex}
      .header-btns{margin-left:auto}
      .tools-page .tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:760px){
      .container{width:min(100% - 28px,1180px)}
      .topbar .container{
        min-height:44px;
        align-items:flex-start;
        flex-direction:column;
        justify-content:center;
        gap:1px;
        padding:5px 0;
      }
      .topbar-contact{flex-wrap:wrap;gap:2px 14px}
      .header-inner{min-height:68px;gap:10px}
      .logo span{font-size:16px}
      .logo img{width:36px;height:36px}
      .member-slot,.open-account{display:none}
      .tools-page .tools-hero{padding:58px 0 56px}
      .tools-page .tools-hero p{font-size:15px}
      .tools-page .workflow-strip{grid-template-columns:repeat(2,1fr)}
      .tools-page .workflow-item:nth-child(2){border-right:0}
      .tools-page .workflow-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .tools-page .tools-directory{padding:60px 0}
      .tools-page .tool-grid,.tools-page .principle-grid{grid-template-columns:1fr}
      .tools-page .risk-panel{grid-template-columns:auto 1fr}
      .tools-page .risk-panel a{grid-column:1/-1;text-align:center}
      .footer-grid{grid-template-columns:1fr;gap:28px;padding:46px 0 34px}
      .footer-bottom{align-items:flex-start;flex-direction:column;padding:20px 0}
    }
    @media (max-width:460px){
      .topbar-welcome{display:none}
      .topbar-contact{font-size:12px}
      .tools-page .workflow-strip{grid-template-columns:1fr}
      .tools-page .workflow-item{border-right:0;border-bottom:1px solid var(--line)}
      .tools-page .workflow-item:last-child{border-bottom:0}
      .tools-page .tool-card{padding:20px}
      .tools-page .risk-panel{grid-template-columns:1fr}
    }