:root{
      --theme:#0B3D91;
      --ink:#081526;
      --ink-2:#10243b;
      --muted:#708096;
      --line:#dfe7f0;
      --paper:#f5f8fc;
      --white:#fff;
      --cyan:#39d6ec;
      --lime:#b6ee68;
      --orange:#ffb454;
      --shadow:0 18px 50px rgba(8,21,38,.12);
      --max:1240px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;line-height:1.6}
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    .container{width:min(calc(100% - 40px),var(--max));margin:0 auto}
    .topbar{height:36px;background:#06101e;color:#afbdce;font-size:12px}
    .topbar .container,.topbar-inner{height:100%;display:flex;align-items:center;justify-content:space-between}
    .topbar-links{display:flex;gap:20px}
    .topbar a{color:#d9e3ef}
    .header{position:relative;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line)}
    .header-inner{height:76px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:10px;min-width:190px;font-weight:800;font-size:19px;color:var(--ink)}
    .logo img{width:34px;height:34px;object-fit:contain}
    .main-nav{flex:1}
    .nav-list{display:flex;justify-content:center;align-items:stretch;gap:3px;list-style:none;margin:0;padding:0;height:76px}
    .nav-item{position:relative;display:flex;align-items:center}
    .nav-link{display:flex;align-items:center;gap:6px;height:100%;padding:0 13px;font-size:14px;font-weight:600;white-space:nowrap;color:#26384d}
    .nav-link:hover,.nav-link:focus-visible{color:var(--theme)}
    .has-arrow:after{content:"";width:6px;height:6px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:rotate(45deg) translateY(-2px)}
    .dropdown-panel,.mega-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%);visibility:hidden;opacity:0;pointer-events:none;transition:.2s ease;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:0 0 8px 8px}
    .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}
    .dropdown-panel{width:300px;padding:15px}
    .dropdown-panel:before,.mega-menu:before{content:"";position:absolute;left:0;right:0;top:-12px;height:12px}
    .dropdown-title,.mega-heading{font-size:11px;letter-spacing:1.5px;color:var(--theme);font-weight:800;margin-bottom:8px}
    .dropdown-panel a{display:block;padding:9px 8px;border-bottom:1px solid #edf1f6;font-size:13px}
    .dropdown-panel a:hover{background:#f3f7fc;color:var(--theme)}
    .mega-menu{width:min(850px,calc(100vw - 30px));padding:23px}
    .mega-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
    .mega-list{display:grid;gap:8px}
    .mega-list a{display:grid;grid-template-columns:45px 1fr;gap:10px;align-items:center;padding:9px;border:1px solid #e7edf4;border-radius:6px}
    .mega-list a:hover{border-color:#8aa4c8;background:#f7faff}
    .mega-list img{width:42px;height:34px;object-fit:contain}
    .mega-item-title{font-size:13px;font-weight:700}
    .mega-item-meta{font-size:11px;color:var(--muted)}
    .mega-tools,.mega-categories{display:flex;flex-wrap:wrap;gap:8px}
    .mega-tools a,.mega-categories a{padding:7px 10px;background:#f1f5fa;border-radius:4px;font-size:12px}
    .mega-footer{display:inline-block;margin-top:14px;color:var(--theme);font-size:12px;font-weight:700}
    .header-btns{display:flex;align-items:center;gap:12px;white-space:nowrap}
    .member-link{font-size:13px;color:var(--theme);font-weight:700}
    .account-btn,.primary-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--theme);color:#fff;border:0;border-radius:4px;padding:11px 18px;font-weight:700;font-size:13px;cursor:pointer}
    .account-btn:hover,.primary-btn:hover{background:#092f70}
    .hamburger{display:none;width:42px;height:42px;background:transparent;border:1px solid var(--line);border-radius:4px;padding:10px;cursor:pointer}
    .hamburger span{display:block;height:2px;background:var(--ink);margin:5px 0;transition:.2s}
    .hamburger.active span:first-child{transform:translateY(7px) rotate(45deg)}
    .hamburger.active span:nth-child(2){opacity:0}
    .hamburger.active span:last-child{transform:translateY(-7px) rotate(-45deg)}
    .drawer-overlay{display:none}
    .mobile-drawer{display:none}

    .hero{position:relative;min-height:650px;overflow:hidden;color:#fff;background-color:#071626}
    .hero-layout-10{display:flex;align-items:center;justify-content:center;text-align:center;background-image:linear-gradient(180deg,rgba(4,16,31,.25),rgba(4,13,27,.88)),url("https://images.unsplash.com/photo-1519608487953-e999c86e7455?auto=format&fit=crop&w=2200&q=88");background-size:cover;background-position:center}
    .hero-layout-10:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 30%,rgba(57,214,236,.15),transparent 40%),linear-gradient(90deg,rgba(11,61,145,.18),transparent 45%,rgba(11,61,145,.12));pointer-events:none}
    .hero-copy{position:relative;z-index:1;width:min(820px,calc(100% - 40px));margin-top:-105px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:12px;letter-spacing:2px;font-weight:800;text-transform:uppercase}
    .eyebrow:before{content:"";width:25px;height:1px;background:var(--cyan)}
    .hero h1{font-size:clamp(40px,6vw,78px);line-height:1.08;margin:18px 0 18px;letter-spacing:0;font-weight:800}
    .hero h1 strong{color:var(--cyan)}
    .hero-copy p{max-width:650px;margin:0 auto;color:#d6e2ef;font-size:17px}
    .hero-actions{display:flex;justify-content:center;gap:12px;margin-top:28px}
    .hero-actions .primary-btn{background:var(--cyan);color:#061827}
    .ghost-btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.45);border-radius:4px;padding:10px 18px;font-weight:700;font-size:13px}
    .ghost-btn:hover{border-color:var(--cyan);color:var(--cyan)}
    .hero-island{position:absolute;z-index:2;bottom:24px;left:50%;transform:translateX(-50%);width:min(1080px,calc(100% - 40px));display:grid;grid-template-columns:1.2fr repeat(3,1fr) auto;align-items:center;gap:0;text-align:left;padding:9px;background:rgba(8,25,45,.76);border:1px solid rgba(177,222,255,.3);backdrop-filter:blur(18px);border-radius:8px;box-shadow:0 18px 45px rgba(0,0,0,.25)}
    .island-label,.island-stat{padding:13px 17px;border-right:1px solid rgba(255,255,255,.14)}
    .island-label small,.island-stat small{display:block;color:#a9bad0;font-size:11px}
    .island-label b{font-size:15px}
    .island-stat strong{display:block;color:#fff;font-size:19px}
    .island-stat em{font-style:normal;color:var(--lime);font-size:11px}
    .island-btn{margin:0 10px;white-space:nowrap;background:var(--lime);color:#13250c;border:0;border-radius:4px;padding:12px 17px;font-size:12px;font-weight:800}
    .island-btn:hover{background:#d0f995}

    .section{padding:86px 0}
    .section-heading{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:30px}
    .section-heading h2{font-size:32px;line-height:1.2;margin:0;color:var(--ink)}
    .section-heading p{color:var(--muted);margin:8px 0 0;font-size:14px}
    .section-link{color:var(--theme);font-size:13px;font-weight:700;white-space:nowrap}
    .section-link:after{content:" →";color:var(--cyan)}
    .dark-section{background:#081526;color:#fff}
    .dark-section .section-heading h2{color:#fff}
    .dark-section .section-heading p{color:#a8b9cb}
    .broker-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .broker-card,.info-card,.product-card,.video-card{background:#fff;border:1px solid var(--line);border-radius:6px;box-shadow:0 7px 22px rgba(8,21,38,.05)}
    .broker-card{padding:21px}
    .broker-top{display:flex;align-items:center;gap:12px}
    .broker-top img{width:48px;height:42px;object-fit:contain}
    .broker-top h3{font-size:16px;margin:0}
    .rating{margin-left:auto;color:#d08b18;font-weight:800;font-size:13px}
    .broker-summary{color:var(--muted);font-size:13px;margin:15px 0}
    .broker-data{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--line);padding-top:13px;gap:10px}
    .broker-data small{display:block;color:var(--muted);font-size:11px}
    .broker-data b{font-size:13px}
    .card-link{display:inline-block;color:var(--theme);font-size:12px;font-weight:800;margin-top:15px}
    .article-list{display:grid;gap:14px}
    .article-row{display:grid;grid-template-columns:220px 1fr;gap:22px;align-items:center;padding:14px;background:#fff;border:1px solid var(--line);border-radius:6px}
    .article-row img{width:100%;height:135px;object-fit:cover;border-radius:4px}
    .article-label{font-size:11px;color:var(--theme);font-weight:800}
    .article-row h3{font-size:19px;margin:6px 0}
    .article-row p{font-size:13px;color:var(--muted);margin:0 0 10px}
    .article-meta{color:#8795a5;font-size:11px;display:flex;gap:15px;flex-wrap:wrap}
    .article-meta b{color:#53657a}
    .tools-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .info-card{padding:22px}
    .tool-icon{width:42px;height:42px;object-fit:contain;margin-bottom:13px}
    .info-card h3{font-size:16px;margin:0 0 7px}
    .info-card p{font-size:12px;color:var(--muted);margin:0}
    .product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .product-card{overflow:hidden}
    .product-card img{display:block;width:100%;height:180px;object-fit:cover}
    .product-body{padding:18px}
    .product-body h3{font-size:16px;margin:0 0 8px}
    .product-body p{font-size:13px;color:var(--muted);margin:0 0 12px}
    .product-meta{font-size:11px;color:#8996a5;display:flex;justify-content:space-between}
    .video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .video-card{overflow:hidden;background:#10243b;border-color:#29415c}
    .video-card img{width:100%;height:180px;display:block;object-fit:cover}
    .video-body{padding:16px}
    .video-body h3{font-size:15px;margin:0 0 7px;color:#fff}
    .video-body p{font-size:12px;color:#a8bbcf;margin:0}
    .video-duration{color:var(--cyan);font-size:11px;margin-top:11px}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:5px;padding:19px 21px}
    .faq-item summary{cursor:pointer;font-weight:700;font-size:14px}
    .faq-item p{color:var(--muted);font-size:13px;margin:12px 0 0}
    .cta-band{padding:62px 0;background:#dceafa}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:20px}
    .cta-inner h2{margin:0;font-size:28px}
    .cta-inner p{margin:7px 0 0;color:#53657a;font-size:14px}
    .footer{background:#06101e;color:#c0cedd;padding:54px 0 20px}
    .footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:38px;padding-bottom:35px;border-bottom:1px solid #23344a}
    .footer-brand img{width:38px;height:38px;object-fit:contain}
    .footer-brand h3{color:#fff;margin:11px 0 8px;font-size:18px}
    .footer-brand p{font-size:12px;line-height:1.8;color:#8fa2b7;max-width:280px}
    .footer h4{margin:0 0 14px;color:#fff;font-size:13px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{font-size:12px;color:#a9b9ca}
    .footer-links a:hover{color:var(--cyan)}
    .footer-contact{font-size:12px;color:#a9b9ca;display:grid;gap:8px}
    .footer-bottom{display:flex;justify-content:space-between;gap:15px;padding-top:18px;color:#718397;font-size:11px}
    @media (max-width:1050px){
      .main-nav{display:none}
      .hamburger{display:block}
      .header-btns{margin-left:auto}
      .tools-grid{grid-template-columns:repeat(2,1fr)}
      .mega-menu{display:none}
    }
    @media (max-width:700px){
      .container{width:min(calc(100% - 28px),var(--max))}
      .topbar{height:auto;padding:8px 0}
      .topbar-inner{align-items:flex-start;gap:5px;flex-direction:column}
      .topbar-links{gap:12px;flex-wrap:wrap}
      .header-inner{height:64px;gap:10px}
      .logo{min-width:0;font-size:16px}
      .logo img{width:30px;height:30px}
      .member-link,.account-btn{display:none}
      .hero{min-height:710px}
      .hero-copy{margin-top:-100px}
      .hero h1{font-size:42px}
      .hero-copy p{font-size:14px}
      .hero-actions{flex-wrap:wrap}
      .hero-island{bottom:14px;width:calc(100% - 28px);grid-template-columns:1fr 1fr;padding:7px}
      .island-label{grid-column:1/-1;border-right:0;border-bottom:1px solid rgba(255,255,255,.14)}
      .island-stat{padding:10px;border-right:0}
      .island-stat strong{font-size:16px}
      .island-btn{grid-column:1/-1;margin:7px 3px 2px}
      .section{padding:58px 0}
      .section-heading{display:block}
      .section-heading h2{font-size:27px}
      .section-link{display:inline-block;margin-top:14px}
      .broker-grid,.product-grid,.video-grid,.faq-grid{grid-template-columns:1fr}
      .article-row{grid-template-columns:1fr;gap:13px}
      .article-row img{height:180px}
      .tools-grid{grid-template-columns:1fr 1fr;gap:10px}
      .info-card{padding:16px}
      .cta-inner{display:block}
      .cta-inner .primary-btn{margin-top:20px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px 18px}
      .footer-brand{grid-column:1/-1}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:7px}
      .mobile-drawer{display:block;position:fixed;z-index:50;top:0;right:0;width:min(360px,88vw);height:100vh;overflow:auto;background:#fff;transform:translateX(100%);transition:.25s ease;box-shadow:-15px 0 35px rgba(0,0,0,.2)}
      .mobile-drawer.open{transform:translateX(0)}
      .drawer-overlay{position:fixed;z-index:40;inset:0;background:rgba(3,12,24,.56);opacity:0;visibility:hidden;display:block;transition:.25s}
      .drawer-overlay.open{opacity:1;visibility:visible}
      .drawer-head{height:70px;display:flex;align-items:center;gap:12px;padding:0 20px;border-bottom:1px solid var(--line);color:var(--theme);font-weight:800}
      .drawer-head a{margin-left:auto;font-size:13px}
      .drawer-close{width:32px;height:32px;border:0;background:#eef3f8;border-radius:4px;font-size:22px;color:var(--ink);cursor:pointer}
      .drawer-menu{padding:12px 20px 30px}
      .drawer-link,.drawer-toggle{display:flex;width:100%;padding:14px 0;border:0;border-bottom:1px solid #edf1f5;background:transparent;color:var(--ink);font-size:14px;text-align:left;font-weight:700;cursor:pointer}
      .drawer-toggle{justify-content:space-between}
      .drawer-toggle:after{content:"+";color:var(--theme);font-size:18px;font-weight:400}
      .drawer-toggle.active:after{content:"−"}
      .drawer-submenu{display:none;padding:5px 0 8px 13px;border-bottom:1px solid #edf1f5}
      .drawer-submenu.open{display:block}
      .drawer-submenu a{display:block;padding:8px 0;color:var(--muted);font-size:13px}
    }