:root{
      --theme:#0B3D91;
      --template-theme:{主题色};
      --theme-dark:#07275f;
      --theme-light:#eaf1ff;
      --ink:#172033;
      --muted:#647087;
      --line:#dfe5ef;
      --soft:#f5f7fb;
      --white:#fff;
      --gold:#c99a42;
      --danger:#a51f2d;
      --shadow:0 18px 50px rgba(11,61,145,.12);
      --radius:18px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:#fff;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.65}
    body.drawer-lock{overflow:hidden}
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none}
    button,input,textarea{font:inherit}
    button{color:inherit}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .topbar{position:relative;z-index:80;color:#dbe7ff;background:#071c41;font-size:13px}
    .topbar-inner{min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .topbar-contact{display:flex;align-items:center;gap:20px}
    .topbar a:hover{color:#fff}
    .header{position:relative;z-index:70;background:rgba(255,255,255,.98);border-bottom:1px solid var(--line);box-shadow:0 6px 20px rgba(19,38,75,.04)}
    .header-inner{height:78px;display:flex;align-items:center;gap:26px}
    .logo{display:inline-flex;align-items:center;gap:10px;min-width:0;font-size:19px;font-weight:800;color:var(--theme-dark)}
    .logo img{width:42px;height:42px;object-fit:contain}
    .logo span{white-space:nowrap}
    .main-nav{align-self: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:center}
    .nav-item>a{height:100%;display:flex;align-items:center;padding:0 13px;font-size:15px;font-weight:650;white-space:nowrap}
    .nav-item>a:hover,.nav-item:focus-within>a{color:var(--theme)}
    .dropdown-panel,.mega-menu{position:absolute;top:100%;left:50%;visibility:hidden;opacity:0;transform:translate(-50%,10px);pointer-events:none;background:#fff;border:1px solid var(--line);border-radius:0 0 16px 16px;box-shadow:0 24px 55px rgba(13,36,76,.16);transition:.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;transform:translate(-50%,0);pointer-events:auto}
    .dropdown-panel{width:340px;padding:20px}
    .dropdown-title,.mega-head{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-bottom:13px;margin-bottom:14px;border-bottom:1px solid var(--line)}
    .dropdown-title span,.mega-head strong{font-size:16px;color:var(--theme-dark)}
    .dropdown-title>a,.mega-head>a{color:var(--theme);font-size:13px;font-weight:700}
    .dropdown-list{display:grid;gap:5px}
    .dropdown-list>a{padding:9px 10px;border-radius:8px;font-size:14px}
    .dropdown-list>a:hover{color:var(--theme);background:var(--theme-light)}
    .mega-menu{width:720px;padding:22px}
    .mega-menu.mega-wide{width:min(960px,calc(100vw - 50px))}
    .mega-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
    .mega-card{min-width:0;padding:12px;border:1px solid #e7ebf2;border-radius:12px;background:#fff;transition:.2s ease}
    .mega-card:hover{border-color:#a9bde5;box-shadow:0 9px 24px rgba(11,61,145,.09);transform:translateY(-2px)}
    .mega-card>img{width:34px;height:34px;margin-bottom:8px;object-fit:contain;border-radius:8px}
    .mega-card strong{display:block;font-size:14px;color:#17243c}
    .mega-card small,.mega-card p{display:block;margin:5px 0 0;color:var(--muted);font-size:12px;line-height:1.5}
    .mega-media{display:flex;align-items:flex-start;gap:11px}
    .mega-media>img{flex:0 0 auto;width:56px;height:45px;margin:0;object-fit:cover;border-radius:8px}
    .mega-media>div{min-width:0}
    .mega-media p{display:-webkit-box;overflow:hidden;-webkit-line-clamp:2;-webkit-box-orient:vertical}
    .mega-meta{display:flex;flex-wrap:wrap;gap:4px 9px;margin-top:6px;color:#6f7890;font-size:11px}
    .mega-categories{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:15px}
    .mega-categories a{padding:6px 11px;color:#375175;background:#f1f5fb;border-radius:999px;font-size:12px}
    .mega-categories a:hover{color:#fff;background:var(--theme)}
    .header-btns{display:flex;align-items:center;gap:10px}
    .header-btns>*:not(.hamburger){white-space:nowrap}
    .open-account{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 17px;color:#fff;background:var(--theme);border-radius:10px;font-weight:700;font-size:14px}
    .open-account:hover{background:var(--theme-dark)}
    .hamburger{width:44px;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(--theme-dark);transition:.2s}
    .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:98;visibility:hidden;opacity:0;background:rgba(4,16,40,.56);transition:.25s}
    .drawer-overlay.open{visibility:visible;opacity:1}
    .mobile-drawer{position:fixed;top:0;right:0;z-index:99;width:min(390px,90vw);height:100dvh;overflow-y:auto;background:#fff;box-shadow:-20px 0 45px rgba(0,0,0,.18);transform:translateX(105%);transition:.28s 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-dark)}
    .drawer-head>a{padding:7px 12px;border:1px solid rgba(255,255,255,.4);border-radius:8px;font-size:14px}
    .drawer-close{width:38px;height:38px;margin-left:auto;color:#fff;background:transparent;border:0;font-size:30px;line-height:1;cursor:pointer}
    .drawer-menu{padding:14px 18px 30px}
    .drawer-link,.drawer-toggle{width:100%;display:flex;align-items:center;justify-content:space-between;padding:14px 4px;background:none;border:0;border-bottom:1px solid var(--line);text-align:left;font-weight:700;cursor:pointer}
    .drawer-toggle::after{content:"+";font-size:21px;font-weight:400}
    .drawer-toggle.active::after{content:"−"}
    .drawer-submenu{display:none;padding:7px 0 10px 14px;border-bottom:1px solid var(--line)}
    .drawer-submenu.open{display:grid}
    .drawer-submenu a{padding:8px 5px;color:var(--muted);font-size:14px}
    .drawer-submenu a:hover{color:var(--theme)}
    .about-page{overflow:hidden}
    .about-page .about-hero{position:relative;padding:96px 0 104px;color:#fff;background:radial-gradient(circle at 80% 20%,rgba(201,154,66,.28),transparent 28%),linear-gradient(135deg,#061936,#0B3D91 65%,#082859)}
    .about-page .about-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(to bottom,#000,transparent)}
    .about-page .about-hero-inner{position:relative;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:#ffe2a6;background:rgba(6,20,48,.45);border:1px solid rgba(255,226,166,.3);border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.08em}
    .about-page .eyebrow::before{content:"";width:7px;height:7px;background:var(--gold);border-radius:50%;box-shadow:0 0 0 5px rgba(201,154,66,.14)}
    .about-page .about-hero h1{max-width:820px;margin:0 auto 22px;font-size:clamp(38px,6vw,70px);line-height:1.13;letter-spacing:-.035em}
    .about-page .about-hero p{max-width:760px;margin:0 auto;color:#d8e5fb;font-size:18px}
    .about-page .hero-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:32px}
    .about-page .button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border:1px solid transparent;border-radius:11px;font-weight:750}
    .about-page .button-primary{color:#172033;background:#e7bd68}
    .about-page .button-secondary{color:#fff;border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.07)}
    .about-page .hero-ledger{position:relative;display:grid;grid-template-columns:repeat(4,1fr);margin-top:-38px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
    .about-page .ledger-item{padding:27px;text-align:center}
    .about-page .ledger-item+.ledger-item{border-left:1px solid var(--line)}
    .about-page .ledger-item strong{display:block;color:var(--theme);font-size:22px}
    .about-page .ledger-item span{color:var(--muted);font-size:13px}
    .about-page .section{padding:88px 0}
    .about-page .section-soft{background:var(--soft)}
    .about-page .section-heading{max-width:760px;margin:0 auto 42px;text-align:center}
    .about-page .section-kicker{display:block;margin-bottom:8px;color:var(--theme);font-size:13px;font-weight:800;letter-spacing:.12em}
    .about-page .section-heading h2{margin:0 0 13px;color:#102142;font-size:clamp(29px,4vw,44px);line-height:1.22}
    .about-page .section-heading p{margin:0;color:var(--muted)}
    .about-page .mission-panel{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:30px;align-items:stretch}
    .about-page .mission-copy{padding:42px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 15px 38px rgba(17,39,81,.07)}
    .about-page .mission-copy h2{margin:0 0 18px;font-size:36px;line-height:1.25}
    .about-page .mission-copy p{margin:0 0 16px;color:var(--muted)}
    .about-page .principles{display:grid;gap:14px}
    .about-page .principle{display:flex;gap:16px;padding:19px;background:linear-gradient(135deg,#092d6d,#0B3D91);border-radius:14px;color:#fff}
    .about-page .principle b{width:34px;height:34px;flex:0 0 auto;display:grid;place-items:center;color:#172033;background:#e7bd68;border-radius:9px}
    .about-page .principle strong{display:block;margin-bottom:3px}
    .about-page .principle p{margin:0;color:#d9e5fb;font-size:13px}
    .about-page .service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .about-page .service-card{position:relative;min-height:230px;padding:28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:.25s}
    .about-page .service-card:hover{transform:translateY(-5px);border-color:#acc0e8;box-shadow:var(--shadow)}
    .about-page .service-icon{width:49px;height:49px;display:grid;place-items:center;margin-bottom:21px;color:#fff;background:var(--theme);border-radius:14px;font-size:20px;font-weight:800}
    .about-page .service-card h3{margin:0 0 10px;color:#102142;font-size:20px}
    .about-page .service-card p{margin:0;color:var(--muted);font-size:14px}
    .about-page .workflow{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
    .about-page .workflow::before{content:"";position:absolute;top:31px;left:11%;right:11%;height:2px;background:linear-gradient(90deg,var(--theme),#94acd8)}
    .about-page .step{position:relative;padding-top:4px;text-align:center}
    .about-page .step-number{position:relative;z-index:1;width:56px;height:56px;display:grid;place-items:center;margin:0 auto 20px;color:#fff;background:var(--theme);border:7px solid #fff;border-radius:50%;box-shadow:0 0 0 1px #b9c8e4;font-weight:800}
    .about-page .step h3{margin:0 0 8px;font-size:17px}
    .about-page .step p{margin:0;color:var(--muted);font-size:13px}
    .about-page .trust-panel{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .about-page .trust-card{padding:26px;border:1px solid var(--line);border-radius:16px;background:#fff}
    .about-page .trust-card strong{display:block;margin-bottom:9px;color:var(--theme-dark);font-size:18px}
    .about-page .trust-card p{margin:0;color:var(--muted);font-size:14px}
    .about-page .notice{margin-top:26px;padding:20px 24px;color:#604c28;background:#fff9ea;border:1px solid #ead7aa;border-radius:14px;font-size:14px}
    .about-page .cta-panel{position:relative;overflow:hidden;padding:56px;color:#fff;background:linear-gradient(120deg,#071c41,#0B3D91);border-radius:24px}
    .about-page .cta-panel::after{content:"";position:absolute;width:280px;height:280px;right:-80px;top:-110px;border:48px solid rgba(231,189,104,.14);border-radius:50%}
    .about-page .cta-panel h2{position:relative;z-index:1;max-width:700px;margin:0 0 12px;font-size:36px}
    .about-page .cta-panel p{position:relative;z-index:1;max-width:700px;margin:0;color:#d8e5fb}
    .about-page .cta-panel .hero-actions{position:relative;z-index:1;justify-content:flex-start;margin-top:25px}
    .footer{color:#cbd7ea;background:#071831}
    .footer-main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:45px;padding-top:64px;padding-bottom:52px}
    .footer .logo{color:#fff}
    .footer-brand p{max-width:390px;margin:18px 0;color:#9eacc3;font-size:14px}
    .footer-social{margin-top:18px}
    .footer h3{margin:4px 0 17px;color:#fff;font-size:16px}
    .footer-links{display:grid;gap:9px}
    .footer-links a,.footer-contact a{color:#aebbd0;font-size:14px}
    .footer-links a:hover,.footer-contact a:hover{color:#fff}
    .footer-contact{display:grid;gap:6px}
    .footer-contact span{margin-top:5px;color:#788aa8;font-size:12px}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.1)}
    .footer-bottom-inner{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:#8495af;font-size:13px}
    .footer-bottom-links{display:flex;gap:18px}
    .footer-bottom a:hover{color:#fff}
    @media (max-width:1120px){
      .main-nav{display:none}
      .hamburger{display:flex}
      .header-btns{margin-left:auto}
      .header-inner{height:72px}
    }
    @media (max-width:900px){
      .about-page .hero-ledger{grid-template-columns:repeat(2,1fr)}
      .about-page .ledger-item:nth-child(3){border-left:0;border-top:1px solid var(--line)}
      .about-page .ledger-item:nth-child(4){border-top:1px solid var(--line)}
      .about-page .mission-panel{grid-template-columns:1fr}
      .about-page .service-grid{grid-template-columns:repeat(2,1fr)}
      .about-page .workflow{grid-template-columns:repeat(2,1fr)}
      .about-page .workflow::before{display:none}
      .about-page .trust-panel{grid-template-columns:1fr}
      .footer-main{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:640px){
      .container{width:min(100% - 28px,1180px)}
      .topbar-inner{min-height:42px}
      .topbar-inner>span{display:none}
      .topbar-contact{width:100%;justify-content:space-between;gap:10px;font-size:12px}
      .header-btns>*:not(.hamburger){display:none}
      .logo span{max-width:145px;overflow:hidden;text-overflow:ellipsis}
      .about-page .about-hero{padding:68px 0 88px}
      .about-page .about-hero p{font-size:16px}
      .about-page .hero-ledger{margin-top:-28px}
      .about-page .ledger-item{padding:20px 10px}
      .about-page .ledger-item strong{font-size:18px}
      .about-page .section{padding:64px 0}
      .about-page .mission-copy{padding:27px}
      .about-page .mission-copy h2{font-size:29px}
      .about-page .service-grid,.about-page .workflow{grid-template-columns:1fr}
      .about-page .service-card{min-height:0}
      .about-page .cta-panel{padding:34px 25px}
      .about-page .cta-panel h2{font-size:28px}
      .footer-main{grid-template-columns:1fr;gap:30px;padding-top:48px}
      .footer-bottom-inner{align-items:flex-start;flex-direction:column;padding:20px 0}
      .footer-bottom-links{flex-wrap:wrap}
    }