:root{
      --theme:#0B3D91;
      --ink:#172033;
      --muted:#687386;
      --paper:#f7f9fc;
      --line:#e4e9f1;
      --warm:#c58a42;
      --dark:#101b30;
      --white:#fff;
      --shadow:0 18px 50px rgba(16,27,48,.09);
      --radius:18px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button{font:inherit}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}

    .topbar{background:var(--dark);color:#dbe4f3;font-size:13px}
    .topbar-inner{min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .topbar-links{display:flex;gap:20px}
    .topbar a{color:#f4f7fb}

    .header{position:relative;z-index:20;background:#fff;border-bottom:1px solid var(--line)}
    .header-inner{min-height:78px;display:flex;align-items:center;gap:28px}
    .logo{display:inline-flex;align-items:center;gap:10px;font-weight:800;white-space:nowrap;color:var(--dark)}
    .logo img{width:36px;height:36px;object-fit:contain}
    .logo span{font-size:18px;letter-spacing:.01em}
    .main-nav{margin-left:auto}
    .nav-list{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
    .nav-item{position:relative}
    .nav-link{display:block;padding:28px 12px;font-size:14px;font-weight:700;color:#354158}
    .nav-link:hover,.nav-link:focus{color:var(--theme)}
    .dropdown-panel,.mega-menu{position:absolute;top:calc(100% - 1px);left:50%;transform:translate(-50%,10px);width:310px;padding:20px;background:#fff;border:1px solid var(--line);border-radius:0 0 16px 16px;box-shadow:var(--shadow);opacity:0;visibility:hidden;pointer-events:none;transition:.2s ease}
    .mega-menu{width:650px}
    .nav-item:hover>.dropdown-panel,.nav-item:focus-within>.dropdown-panel,.nav-item:hover>.mega-menu,.nav-item:focus-within>.mega-menu{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0)}
    .panel-title{margin:0 0 14px;color:var(--dark);font-weight:800;font-size:15px}
    .panel-list{display:grid;gap:9px}
    .panel-list a{font-size:13px;color:#536078}
    .panel-list a:hover{color:var(--theme)}
    .broker-grid,.video-grid,.tool-grid,.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
    .mega-card{display:grid;gap:6px;padding:10px;border:1px solid var(--line);border-radius:12px;background:#fbfcfe}
    .mega-card img{width:34px;height:34px;object-fit:contain;border-radius:8px}
    .mega-card strong{font-size:12px;line-height:1.35}
    .mega-card small{font-size:10px;color:var(--muted);line-height:1.35}
    .section-btn{display:inline-block;margin-top:16px;color:var(--theme);font-size:12px;font-weight:800}
    .header-btns{display:flex;align-items:center;gap:10px}
    .member-link{font-size:13px;font-weight:700;color:var(--theme)}
    .account-link{padding:10px 15px;background:var(--theme);color:#fff;border-radius:9px;font-size:13px;font-weight:800}
    .hamburger{display:none;width:42px;height:40px;border:1px solid var(--line);background:#fff;border-radius:9px;padding:9px;cursor:pointer}
    .hamburger span{display:block;height:2px;background:var(--dark);margin:5px 0;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;background:rgba(8,16,31,.55);opacity:0;visibility:hidden;z-index:40;transition:.2s}
    .drawer-overlay.open{opacity:1;visibility:visible}
    .mobile-drawer{position:fixed;top:0;right:0;width:min(390px,88vw);height:100vh;background:#fff;z-index:50;transform:translateX(100%);transition:.25s ease;overflow:auto}
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{display:flex;align-items:center;gap:12px;padding:20px;border-bottom:1px solid var(--line);font-weight:800}
    .drawer-head span{margin-right:auto}
    .drawer-head a{font-size:12px;color:var(--theme)}
    .drawer-close{border:0;background:transparent;font-size:28px;line-height:1;cursor:pointer;color:var(--muted)}
    .drawer-menu{padding:12px 20px 30px}
    .drawer-link,.drawer-toggle{display:block;width:100%;padding:14px 0;border:0;border-bottom:1px solid var(--line);background:none;text-align:left;color:var(--ink);font-weight:700;cursor:pointer}
    .drawer-toggle:after{content:"+";float:right;color:var(--theme)}
    .drawer-toggle.active:after{content:"−"}
    .drawer-submenu{display:none;padding:5px 0 8px 15px}
    .drawer-submenu.open{display:grid}
    .drawer-submenu a{padding:8px 0;color:var(--muted);font-size:13px}

    .article-page{padding:58px 0 80px}
    .article-header{max-width:900px;margin:0 auto 30px;text-align:center}
    .article-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--warm);font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}
    .article-kicker:before{content:"";width:26px;height:2px;background:var(--warm)}
    .article-header h1{margin:14px 0 16px;font-size:clamp(32px,5vw,58px);line-height:1.12;letter-spacing:-.04em;color:var(--dark)}
    .article-summary{max-width:720px;margin:0 auto;color:var(--muted);font-size:17px}
    .article-meta{display:flex;justify-content:center;flex-wrap:wrap;gap:15px;margin-top:20px;color:#7b8494;font-size:13px}
    .article-meta span{padding-right:15px;border-right:1px solid var(--line)}
    .article-meta span:last-child{border-right:0}
    .article-cover{width:min(100%,980px);max-height:500px;object-fit:cover;margin:35px auto 0;border-radius:var(--radius);box-shadow:var(--shadow)}
    .article-layout{display:grid;grid-template-columns:minmax(0,820px) 260px;gap:34px;align-items:start;max-width:1100px;margin:42px auto 0}
    .article-content{min-width:0;max-width:100%;overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(22px,5vw, fiftypx);padding:clamp(22px,5vw,50px);box-shadow:0 8px 30px rgba(16,27,48,.04)}
    .article-content h2,.article-content h3{color:var(--dark);line-height:1.3;margin-top:1.7em}
    .article-content p{margin:0 0 1.25em;color:#435066}
    .article-content img,.article-content table{max-width:100%;height:auto}
    .article-content blockquote{margin:25px 0;padding:18px 22px;border-left:4px solid var(--warm);background:#fff8ee;color:#5a4630}
    .article-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:30px;padding-top:24px;border-top:1px solid var(--line)}
    .article-tags a{padding:6px 11px;border-radius:99px;background:#eef3fb;color:var(--theme);font-size:12px;font-weight:700}
    .article-aside{position:sticky;top:25px;display:grid;gap:16px}
    .aside-card{padding:20px;background:var(--dark);border-radius:16px;color:#fff}
    .aside-card h3{margin:0 0 8px;font-size:17px}
    .aside-card p{margin:0;color:#c7d2e6;font-size:13px}
    .aside-card a{display:inline-block;margin-top:16px;padding:9px 13px;background:var(--warm);border-radius:8px;font-size:12px;font-weight:800}
    .article-nav{display:grid;grid-template-columns:1fr 1fr;gap:15px;max-width:1100px;margin:25px auto 0}
    .article-nav a{padding:18px;background:#fff;border:1px solid var(--line);border-radius:14px}
    .article-nav small{display:block;color:var(--muted);font-size:11px;margin-bottom:5px}
    .article-nav strong{display:block;color:var(--dark);font-size:14px}
    .related{max-width:1100px;margin:65px auto 0}
    .related h2{margin:0 0 20px;font-size:26px;color:var(--dark)}
    .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .related-card{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
    .related-card img{width:100%;height:150px;object-fit:cover}
    .related-card-body{padding:16px}
    .related-card h3{margin:0;font-size:16px;line-height:1.35}
    .related-card p{margin:8px 0 0;color:var(--muted);font-size:13px}
    .related-card small{display:block;margin-top:12px;color:var(--warm);font-size:11px}

    .footer{background:var(--dark);color:#b9c5d8;padding:58px 0 20px}
    .footer .logo{color:#f3e5ce}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:35px}
    .footer h3{margin:0 0 16px;color:#fff;font-size:15px}
    .footer p{margin:8px 0;font-size:13px}
    .footer a:hover{color:#fff}
    .footer-links{display:grid;gap:8px;font-size:13px}
    .footer-bottom{margin-top:40px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);font-size:12px}

    @media(max-width:1050px){
      .main-nav{display:none}
      .hamburger{display:block}
      .article-layout{grid-template-columns:1fr}
      .article-aside{position:static;grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:700px){
      .container{width:min(100% - 28px,1180px)}
      .topbar-inner{padding:8px 0;align-items:flex-start;flex-direction:column;gap:2px}
      .topbar-links{gap:12px;flex-wrap:wrap}
      .header-inner{min-height:68px;gap:12px}
      .member-link{display:none}
      .account-link{padding:9px 11px;font-size:12px}
      .article-page{padding:38px 0 55px}
      .article-header h1{font-size:34px}
      .article-summary{font-size:15px}
      .article-meta{gap:8px;font-size:11px}
      .article-layout{margin-top:25px}
      .article-content{padding:23px 18px}
      .article-aside{grid-template-columns:1fr}
      .article-nav{grid-template-columns:1fr}
      .related-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr;gap:25px}
    }
    @media(max-width:460px){
      .footer-grid{grid-template-columns:1fr}
    }