:root{
      --theme:{主题色};
      --primary:#0B3D91;
      --primary-dark:#072B68;
      --cyan:#0891B2;
      --cyan-soft:#EAFBFE;
      --graphite:#17212B;
      --muted:#64748B;
      --line:#DDE7EE;
      --surface:#FFFFFF;
      --surface-soft:#F5F9FC;
      --shadow:0 18px 48px rgba(15,39,64,.12);
      --radius:18px;
    }

    *{
      box-sizing:border-box;
    }

    html{
      scroll-behavior:smooth;
    }

    body{
      margin:0;
      color:var(--graphite);
      background:#fff;
      font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
      line-height:1.65;
      overflow-x:hidden;
    }

    body.drawer-locked{
      overflow:hidden;
    }

    img{
      display:block;
      max-width:100%;
    }

    a{
      color:inherit;
      text-decoration:none;
    }

    button,
    input,
    textarea,
    select{
      font:inherit;
    }

    button{
      color:inherit;
    }

    .container{
      width:min(1180px,calc(100% - 40px));
      margin-inline:auto;
    }

    .topbar{
      color:#DCEAF7;
      background:#071C36;
      border-bottom:1px solid rgba(255,255,255,.08);
      font-size:13px;
    }

    .topbar-inner{
      min-height:38px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }

    .topbar-welcome{
      margin:0;
    }

    .topbar-contact{
      display:flex;
      align-items:center;
      gap:20px;
    }

    .topbar-contact a{
      transition:color .2s ease;
    }

    .topbar-contact a:hover{
      color:#67E8F9;
    }

    .header{
      position:relative;
      z-index:50;
      background:rgba(255,255,255,.98);
      border-bottom:1px solid var(--line);
      box-shadow:0 6px 20px rgba(15,39,64,.05);
    }

    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:22px;
    }

    .logo{
      min-width:0;
      display:inline-flex;
      align-items:center;
      gap:11px;
      color:var(--primary);
      font-weight:800;
      letter-spacing:-.02em;
    }

    .logo img{
      width:42px;
      height:42px;
      object-fit:contain;
      border-radius:10px;
    }

    .logo span{
      max-width:190px;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }

    .main-nav{
      align-self:stretch;
      display:flex;
      align-items:stretch;
      margin-left:auto;
    }

    .nav-list{
      height:100%;
      display:flex;
      align-items:stretch;
      gap:2px;
      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:#26384A;
      font-size:14px;
      font-weight:700;
      white-space:nowrap;
      transition:color .2s ease;
    }

    .nav-link::after{
      content:"";
      position:absolute;
      right:11px;
      bottom:14px;
      left:11px;
      height:2px;
      border-radius:2px;
      background:var(--cyan);
      transform:scaleX(0);
      transition:transform .2s ease;
    }

    .nav-link:hover,
    .nav-item:focus-within > .nav-link{
      color:var(--primary);
    }

    .nav-link:hover::after,
    .nav-item:focus-within > .nav-link::after{
      transform:scaleX(1);
    }

    .nav-link.has-arrow{
      padding-right:25px;
    }

    .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);
      transition:opacity .2s ease,transform .2s ease,visibility .2s 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:320px;
      padding:12px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:0 0 16px 16px;
      box-shadow:var(--shadow);
    }

    .dropdown-panel > a{
      display:block;
      padding:10px 12px;
      border-radius:9px;
      color:#33485C;
      font-size:14px;
      font-weight:600;
      transition:background .2s ease,color .2s ease;
    }

    .dropdown-panel > a:hover{
      color:var(--primary);
      background:var(--cyan-soft);
    }

    .dropdown-panel .dropdown-all{
      margin-top:8px;
      color:#fff;
      background:var(--primary);
      text-align:center;
    }

    .dropdown-panel .dropdown-all:hover{
      color:#fff;
      background:var(--primary-dark);
    }

    .mega-menu{
      left:50%;
      width:min(940px,calc(100vw - 40px));
      transform:translate(-50%,8px);
      background:#fff;
      border:1px solid var(--line);
      border-radius:0 0 20px 20px;
      box-shadow:var(--shadow);
    }

    .nav-item:hover > .mega-menu,
    .nav-item:focus-within > .mega-menu{
      transform:translate(-50%,0);
    }

    .mega-inner{
      padding:22px;
    }

    .mega-heading{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:20px;
      margin-bottom:16px;
      padding-bottom:13px;
      border-bottom:1px solid var(--line);
    }

    .mega-heading strong{
      color:var(--primary);
      font-size:18px;
    }

    .mega-heading span{
      color:var(--muted);
      font-size:13px;
    }

    .mega-categories{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:16px;
    }

    .mega-categories a{
      padding:7px 12px;
      color:#31506A;
      background:#EEF7FA;
      border:1px solid #D5EBF0;
      border-radius:999px;
      font-size:12px;
      font-weight:700;
    }

    .mega-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
    }

    .mega-card{
      min-width:0;
      display:flex;
      align-items:flex-start;
      gap:12px;
      padding:12px;
      border:1px solid var(--line);
      border-radius:13px;
      transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
    }

    .mega-card:hover{
      border-color:#9ED9E7;
      box-shadow:0 10px 24px rgba(8,145,178,.12);
      transform:translateY(-2px);
    }

    .mega-card > img{
      flex:0 0 52px;
      width:52px;
      height:52px;
      object-fit:cover;
      border-radius:10px;
      background:#EEF4F8;
    }

    .mega-card-body{
      min-width:0;
      display:block;
    }

    .mega-card-title{
      display:block;
      overflow:hidden;
      color:#1E3348;
      font-size:14px;
      font-weight:800;
      text-overflow:ellipsis;
      white-space:nowrap;
    }

    .mega-card-meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:5px;
      color:var(--cyan);
      font-size:11px;
      font-weight:700;
    }

    .mega-card-text{
      display:-webkit-box;
      margin-top:5px;
      overflow:hidden;
      color:var(--muted);
      font-size:12px;
      line-height:1.45;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:2;
    }

    .mega-footer{
      display:block;
      margin-top:16px;
      padding:11px;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--cyan));
      border-radius:11px;
      text-align:center;
      font-size:13px;
      font-weight:800;
    }

    .header-btns{
      display:flex;
      align-items:center;
      gap:10px;
      white-space:nowrap;
    }

    .header-btns > a:not(.open-account){
      color:var(--primary);
      font-size:14px;
      font-weight:700;
    }

    .open-account{
      display:inline-flex;
      min-height:42px;
      align-items:center;
      justify-content:center;
      padding:0 17px;
      color:#fff;
      background:var(--primary);
      border-radius:10px;
      font-size:14px;
      font-weight:800;
      box-shadow:0 8px 20px rgba(11,61,145,.2);
      transition:background .2s ease,transform .2s ease;
    }

    .open-account:hover{
      background:var(--primary-dark);
      transform:translateY(-1px);
    }

    .hamburger{
      width:43px;
      height:43px;
      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(--primary);
      border-radius:2px;
      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(3,15,30,.62);
      backdrop-filter:blur(3px);
      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(400px,90vw);
      overflow-y:auto;
      background:#fff;
      box-shadow:-20px 0 60px rgba(5,24,44,.24);
      transform:translateX(105%);
      transition:transform .28s ease;
    }

    .mobile-drawer.open{
      transform:translateX(0);
    }

    .drawer-head{
      min-height:74px;
      display:flex;
      align-items:center;
      gap:12px;
      padding:14px 18px;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--cyan));
    }

    .drawer-head > a{
      font-size:14px;
      font-weight:800;
    }

    .drawer-close{
      width:38px;
      height:38px;
      margin-left:auto;
      padding:0;
      color:#fff;
      background:rgba(255,255,255,.14);
      border:1px solid rgba(255,255,255,.25);
      border-radius:10px;
      font-size:26px;
      line-height:1;
      cursor:pointer;
    }

    .drawer-menu{
      padding:14px 18px 28px;
    }

    .drawer-link,
    .drawer-toggle{
      width:100%;
      display:flex;
      min-height:48px;
      align-items:center;
      justify-content:space-between;
      padding:11px 4px;
      color:#253A4E;
      background:transparent;
      border:0;
      border-bottom:1px solid var(--line);
      font-weight:800;
      text-align:left;
      cursor:pointer;
    }

    .drawer-toggle::after{
      content:"+";
      color:var(--cyan);
      font-size:21px;
      font-weight:400;
    }

    .drawer-toggle.active::after{
      content:"−";
    }

    .drawer-submenu{
      display:none;
      padding:8px 0 10px 14px;
      border-bottom:1px solid var(--line);
    }

    .drawer-submenu.open{
      display:block;
    }

    .drawer-submenu a{
      display:block;
      padding:9px 10px;
      color:#587083;
      border-radius:8px;
      font-size:14px;
    }

    .drawer-submenu a:hover{
      color:var(--primary);
      background:var(--cyan-soft);
    }

    .about-page{
      background:#fff;
    }

    .about-page .about-intro{
      position:relative;
      overflow:hidden;
      padding:92px 0 86px;
      color:#fff;
      background:
        radial-gradient(circle at 15% 18%,rgba(34,211,238,.24),transparent 28%),
        radial-gradient(circle at 88% 80%,rgba(8,145,178,.28),transparent 30%),
        linear-gradient(145deg,#061B34 0%,#0B3D91 54%,#087C9A 100%);
    }

    .about-page .about-intro::before,
    .about-page .about-intro::after{
      content:"";
      position:absolute;
      border:1px solid rgba(255,255,255,.12);
      border-radius:50%;
    }

    .about-page .about-intro::before{
      width:460px;
      height:460px;
      top:-280px;
      left:-100px;
    }

    .about-page .about-intro::after{
      width:620px;
      height:620px;
      right:-260px;
      bottom:-420px;
    }

    .about-page .about-intro-inner{
      position:relative;
      z-index:1;
      max-width:900px;
      margin:auto;
      text-align:center;
    }

    .about-page .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:9px;
      margin-bottom:18px;
      padding:7px 13px;
      color:#CFFAFE;
      background:rgba(255,255,255,.09);
      border:1px solid rgba(255,255,255,.18);
      border-radius:999px;
      font-size:13px;
      font-weight:800;
      letter-spacing:.08em;
      text-transform:uppercase;
    }

    .about-page .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      background:#22D3EE;
      border-radius:50%;
      box-shadow:0 0 0 5px rgba(34,211,238,.15);
    }

    .about-page .about-intro h1{
      max-width:820px;
      margin:0 auto;
      font-size:clamp(38px,6vw,68px);
      line-height:1.08;
      letter-spacing:-.045em;
    }

    .about-page .about-intro p{
      max-width:760px;
      margin:22px auto 0;
      color:#D7EDF7;
      font-size:18px;
    }

    .about-page .intro-actions{
      display:flex;
      flex-wrap:wrap;
      justify-content:center;
      gap:12px;
      margin-top:30px;
    }

    .about-page .intro-actions a{
      display:inline-flex;
      min-height:48px;
      align-items:center;
      justify-content:center;
      padding:0 21px;
      border-radius:11px;
      font-weight:800;
      transition:transform .2s ease,background .2s ease;
    }

    .about-page .intro-actions a:hover{
      transform:translateY(-2px);
    }

    .about-page .intro-actions .primary-action{
      color:var(--primary);
      background:#fff;
    }

    .about-page .intro-actions .secondary-action{
      color:#fff;
      background:rgba(255,255,255,.1);
      border:1px solid rgba(255,255,255,.3);
    }

    .about-page .about-stats{
      position:relative;
      z-index:2;
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      margin-top:-34px;
      overflow:hidden;
      background:#fff;
      border:1px solid var(--line);
      border-radius:18px;
      box-shadow:var(--shadow);
    }

    .about-page .stat-item{
      padding:25px 20px;
      text-align:center;
    }

    .about-page .stat-item + .stat-item{
      border-left:1px solid var(--line);
    }

    .about-page .stat-item strong{
      display:block;
      color:var(--primary);
      font-size:23px;
    }

    .about-page .stat-item span{
      display:block;
      margin-top:4px;
      color:var(--muted);
      font-size:13px;
    }

    .about-page .section{
      padding:88px 0;
    }

    .about-page .section-soft{
      background:var(--surface-soft);
    }

    .about-page .section-heading{
      max-width:760px;
      margin:0 auto 42px;
      text-align:center;
    }

    .about-page .section-heading span{
      color:var(--cyan);
      font-size:13px;
      font-weight:900;
      letter-spacing:.1em;
      text-transform:uppercase;
    }

    .about-page .section-heading h2{
      margin:10px 0 12px;
      color:#102C48;
      font-size:clamp(30px,4vw,45px);
      line-height:1.16;
      letter-spacing:-.035em;
    }

    .about-page .section-heading p{
      margin:0;
      color:var(--muted);
      font-size:17px;
    }

    .about-page .mission-panel{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:20px;
    }

    .about-page .mission-card{
      position:relative;
      min-height:270px;
      padding:29px;
      overflow:hidden;
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:0 12px 32px rgba(15,39,64,.07);
    }

    .about-page .mission-card::after{
      content:"";
      position:absolute;
      right:-30px;
      bottom:-42px;
      width:130px;
      height:130px;
      background:var(--cyan-soft);
      border-radius:50%;
    }

    .about-page .mission-icon{
      position:relative;
      z-index:1;
      width:52px;
      height:52px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--cyan));
      border-radius:14px;
      font-size:22px;
      font-weight:900;
      box-shadow:0 10px 24px rgba(8,145,178,.22);
    }

    .about-page .mission-card h3{
      position:relative;
      z-index:1;
      margin:22px 0 10px;
      color:#173551;
      font-size:21px;
    }

    .about-page .mission-card p{
      position:relative;
      z-index:1;
      margin:0;
      color:var(--muted);
    }

    .about-page .principles{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
    }

    .about-page .principle{
      display:flex;
      align-items:flex-start;
      gap:16px;
      padding:23px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:15px;
    }

    .about-page .principle-number{
      flex:0 0 42px;
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      color:var(--cyan);
      background:var(--cyan-soft);
      border:1px solid #C8EDF4;
      border-radius:12px;
      font-weight:900;
    }

    .about-page .principle h3{
      margin:0 0 6px;
      color:#173551;
      font-size:18px;
    }

    .about-page .principle p{
      margin:0;
      color:var(--muted);
      font-size:15px;
    }

    .about-page .learning-path{
      position:relative;
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:18px;
    }

    .about-page .learning-path::before{
      content:"";
      position:absolute;
      top:34px;
      right:8%;
      left:8%;
      height:2px;
      background:linear-gradient(90deg,var(--primary),var(--cyan));
    }

    .about-page .path-step{
      position:relative;
      z-index:1;
      text-align:center;
    }

    .about-page .path-marker{
      width:68px;
      height:68px;
      display:grid;
      place-items:center;
      margin:0 auto 18px;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--cyan));
      border:8px solid #fff;
      border-radius:50%;
      box-shadow:0 8px 22px rgba(11,61,145,.2);
      font-weight:900;
    }

    .about-page .path-step h3{
      margin:0 0 8px;
      color:#173551;
      font-size:18px;
    }

    .about-page .path-step p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }

    .about-page .trust-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
    }

    .about-page .trust-card{
      padding:26px;
      color:#DDEDF7;
      background:#0B223B;
      border:1px solid rgba(255,255,255,.08);
      border-radius:17px;
    }

    .about-page .trust-card strong{
      display:block;
      margin-bottom:9px;
      color:#67E8F9;
      font-size:19px;
    }

    .about-page .trust-card p{
      margin:0;
    }

    .about-page .about-cta{
      padding:0 0 90px;
    }

    .about-page .cta-panel{
      position:relative;
      overflow:hidden;
      padding:48px;
      color:#fff;
      background:linear-gradient(135deg,#082D6C,var(--primary) 52%,var(--cyan));
      border-radius:24px;
      text-align:center;
      box-shadow:0 24px 60px rgba(11,61,145,.22);
    }

    .about-page .cta-panel::before{
      content:"";
      position:absolute;
      width:240px;
      height:240px;
      top:-130px;
      right:-70px;
      border:1px solid rgba(255,255,255,.2);
      border-radius:50%;
    }

    .about-page .cta-panel h2{
      position:relative;
      margin:0;
      font-size:clamp(29px,4vw,43px);
      line-height:1.2;
    }

    .about-page .cta-panel p{
      position:relative;
      max-width:700px;
      margin:14px auto 25px;
      color:#D6EFF8;
    }

    .about-page .cta-panel a{
      position:relative;
      display:inline-flex;
      min-height:48px;
      align-items:center;
      justify-content:center;
      padding:0 22px;
      color:var(--primary);
      background:#fff;
      border-radius:11px;
      font-weight:900;
    }

    .footer{
      color:#C5D2DE;
      background:#07182A;
    }

    .footer-main{
      display:grid;
      grid-template-columns:1.4fr 1fr 1fr 1fr;
      gap:40px;
      padding-top:62px;
      padding-bottom:46px;
    }

    .footer .logo{
      color:#fff;
    }

    .footer-brand p{
      max-width:430px;
      margin:18px 0 0;
      color:#94A8BA;
      font-size:14px;
    }

    .footer h3{
      margin:0 0 17px;
      color:#fff;
      font-size:16px;
    }

    .footer-links,
    .footer-contact{
      display:flex;
      flex-direction:column;
      align-items:flex-start;
      gap:10px;
    }

    .footer-links a,
    .footer-contact a{
      color:#AFC0CF;
      font-size:14px;
      transition:color .2s ease,transform .2s ease;
    }

    .footer-links a:hover,
    .footer-contact a:hover{
      color:#67E8F9;
      transform:translateX(2px);
    }

    .footer-social{
      margin-top:17px;
    }

    .footer-bottom{
      min-height:68px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
      color:#8298AA;
      border-top:1px solid rgba(255,255,255,.1);
      font-size:13px;
    }

    @media (max-width:1120px){
      .main-nav{
        display:none;
      }

      .hamburger{
        display:flex;
      }

      .header-btns{
        margin-left:auto;
      }

      .footer-main{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
    }

    @media (max-width:800px){
      .topbar-inner{
        padding:8px 0;
        align-items:flex-start;
        flex-direction:column;
        gap:4px;
      }

      .topbar-contact{
        flex-wrap:wrap;
        gap:5px 16px;
      }

      .header-inner{
        min-height:70px;
      }

      .header-btns > a:not(.open-account){
        display:none;
      }

      .about-page .about-intro{
        padding:70px 0 72px;
      }

      .about-page .about-stats{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }

      .about-page .stat-item + .stat-item{
        border-left:0;
      }

      .about-page .stat-item:nth-child(even){
        border-left:1px solid var(--line);
      }

      .about-page .stat-item:nth-child(n+3){
        border-top:1px solid var(--line);
      }

      .about-page .section{
        padding:66px 0;
      }

      .about-page .mission-panel,
      .about-page .trust-grid{
        grid-template-columns:1fr;
      }

      .about-page .principles{
        grid-template-columns:1fr;
      }

      .about-page .learning-path{
        grid-template-columns:1fr;
        gap:28px;
      }

      .about-page .learning-path::before{
        top:20px;
        bottom:20px;
        left:33px;
        width:2px;
        height:auto;
      }

      .about-page .path-step{
        min-height:68px;
        padding-left:88px;
        text-align:left;
      }

      .about-page .path-marker{
        position:absolute;
        top:0;
        left:0;
        margin:0;
      }

      .about-page .cta-panel{
        padding:38px 24px;
      }
    }

    @media (max-width:560px){
      .container{
        width:min(100% - 28px,1180px);
      }

      .logo span{
        max-width:130px;
      }

      .open-account{
        display:none;
      }

      .about-page .about-intro h1{
        font-size:38px;
      }

      .about-page .about-intro p{
        font-size:16px;
      }

      .about-page .intro-actions{
        flex-direction:column;
      }

      .about-page .intro-actions a{
        width:100%;
      }

      .about-page .about-stats{
        margin-top:-24px;
      }

      .about-page .stat-item{
        padding:20px 10px;
      }

      .about-page .mission-card{
        min-height:auto;
        padding:24px;
      }

      .footer-main{
        grid-template-columns:1fr;
        gap:30px;
        padding-top:48px;
      }

      .footer-bottom{
        padding:18px 0;
        align-items:flex-start;
        flex-direction:column;
        justify-content:center;
        gap:5px;
      }
    }