:root{
      --primary:#0B3D91;
      --primary-dark:#082b67;
      --ink:#10233f;
      --muted:#60708a;
      --line:#dbe4f0;
      --soft:#f3f7fc;
      --white:#fff;
      --accent:#14b8a6;
      --shadow:0 18px 45px rgba(11,61,145,.12);
      --radius:18px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:#fff;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .topbar{background:var(--primary-dark);color:#dce9ff;font-size:13px}
    .topbar .container{min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .topbar-links{display:flex;gap:22px}
    .topbar a:hover{color:#fff}
    .header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}
    .header-inner{min-height:76px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:10px;min-width:190px;color:var(--primary);font-weight:800;letter-spacing:-.02em}
    .logo img{width:36px;height:36px;object-fit:contain}
    .main-nav{flex:1}
    .nav-list{list-style:none;display:flex;align-items:center;justify-content:center;gap:4px;padding:0;margin:0}
    .nav-item{position:relative}
    .nav-link{display:flex;align-items:center;gap:7px;padding:26px 13px;color:#344663;font-size:14px;font-weight:650;white-space:nowrap}
    .nav-link:hover,.nav-link:focus{color:var(--primary)}
    .has-arrow:after{content:"";width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px)}
    .dropdown-panel,.mega-menu{position:absolute;top:calc(100% - 1px);left:50%;transform:translateX(-50%) translateY(8px);width:310px;padding:22px;background:#fff;border:1px solid var(--line);border-radius:0 0 16px 16px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transition:.2s ease;z-index:20}
    .mega-menu{width:680px}
    .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;transform:translateX(-50%) translateY(0)}
    .dropdown-panel:before,.mega-menu:before{content:"";position:absolute;left:0;right:0;top:-12px;height:12px}
    .panel-title{margin:0 0 14px;color:var(--primary);font-size:14px;font-weight:800}
    .panel-list{display:grid;gap:8px}
    .panel-list a{padding:8px 0;border-bottom:1px solid var(--line);font-size:13px}
    .panel-list a:hover,.mega-card:hover strong{color:var(--primary)}
    .mega-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
    .mega-card{padding:10px;border:1px solid var(--line);border-radius:12px;background:var(--soft);min-width:0}
    .mega-card img{width:34px;height:34px;object-fit:cover;border-radius:8px;margin-bottom:7px}
    .mega-card strong{display:block;font-size:12px;line-height:1.35}
    .mega-card small{display:block;margin-top:5px;color:var(--muted);font-size:10px;line-height:1.45}
    .mega-footer{display:block;margin-top:16px;color:var(--primary);font-weight:750;font-size:13px}
    .header-btns{display:flex;align-items:center;gap:9px;white-space:nowrap}
    .member-btn,.account-btn{padding:10px 13px;border-radius:9px;font-size:12px;font-weight:750}
    .member-btn{color:var(--primary);background:#eaf1ff}
    .account-btn{color:#fff;background:var(--primary)}
    .hamburger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:9px;background:#fff;padding:10px;cursor:pointer}
    .hamburger span{display:block;height:2px;margin:4px 0;background:var(--primary);transition:.2s}
    .hamburger.active span:nth-child(1){transform:translateY(6px) rotate(45deg)}
    .hamburger.active span:nth-child(2){opacity:0}
    .hamburger.active span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
    .drawer-overlay{position:fixed;inset:0;background:rgba(4,18,44,.5);opacity:0;visibility:hidden;transition:.25s;z-index:80}
    .drawer-overlay.open{opacity:1;visibility:visible}
    .mobile-drawer{position:fixed;top:0;right:0;width:min(390px,92vw);height:100vh;background:#fff;transform:translateX(100%);transition:.3s ease;z-index:90;overflow:auto}
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{display:flex;align-items:center;gap:12px;padding:22px;border-bottom:1px solid var(--line);font-weight:800;color:var(--primary)}
    .drawer-head>a{margin-left:auto;padding:8px 10px;background:var(--primary);color:#fff;border-radius:7px;font-size:12px}
    .drawer-close{border:0;background:transparent;font-size:27px;color:var(--muted);cursor:pointer}
    .drawer-menu{padding:12px 22px 30px}
    .drawer-link,.drawer-toggle{display:block;width:100%;padding:14px 0;border:0;border-bottom:1px solid var(--line);background:transparent;text-align:left;color:var(--ink);font:inherit;font-size:15px;font-weight:700;cursor:pointer}
    .drawer-toggle:after{content:"+";float:right;color:var(--primary);font-size:20px}
    .drawer-toggle.active:after{content:"−"}
    .drawer-submenu{display:none;padding:5px 0 8px 14px}
    .drawer-submenu.open{display:grid}
    .drawer-submenu a{padding:8px 0;color:var(--muted);font-size:14px}
    .footer{margin-top:80px;background:#071d42;color:#c7d5ed}
    .footer-main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:45px;padding:58px 0 45px}
    .footer-brand strong{display:block;color:#fff;font-size:20px;margin-bottom:12px}
    .footer p{margin:0 0 12px;font-size:13px}
    .footer h3{margin:0 0 16px;color:#fff;font-size:14px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{font-size:13px;color:#c7d5ed}
    .footer-links a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding:20px 0;border-top:1px solid rgba(255,255,255,.14);font-size:12px;color:#9fb1ce}
    .tools-page{padding:70px 0 0}
    .tools-hero{text-align:center;max-width:760px;margin:0 auto 42px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary);background:#eaf1ff;border-radius:999px;padding:7px 13px;font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent)}
    .tools-hero h1{margin:18px 0 12px;font-size:clamp(34px,5vw,58px);line-height:1.08;letter-spacing:-.045em}
    .tools-hero p{margin:0;color:var(--muted);font-size:17px}
    .tool-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:17px 20px;margin-bottom:25px;background:var(--soft);border:1px solid var(--line);border-radius:14px}
    .tool-toolbar strong{font-size:15px}
    .tool-filter{display:flex;gap:8px;flex-wrap:wrap}
    .tool-filter span{padding:7px 11px;border:1px solid #c9d8ec;border-radius:999px;color:var(--muted);font-size:12px;background:#fff}
    .tool-filter span:first-child{border-color:var(--primary);color:var(--primary);font-weight:750}
    .tools-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .tool-card{display:flex;flex-direction:column;min-height:245px;padding:24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 8px 25px rgba(16,35,63,.05);transition:.22s ease}
    .tool-card:hover{transform:translateY(-5px);border-color:#aac3e9;box-shadow:var(--shadow)}
    .tool-icon{display:grid;place-items:center;width:52px;height:52px;margin-bottom:18px;border-radius:14px;background:#eaf1ff;color:var(--primary);overflow:hidden}
    .tool-icon img{width:30px;height:30px;object-fit:contain}
    .tool-card h2{margin:0 0 8px;font-size:19px;line-height:1.25}
    .tool-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}
    .tool-card-footer{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:20px}
    .tool-type{font-size:11px;color:var(--muted);font-weight:700}
    .tool-link{color:var(--primary);font-size:13px;font-weight:800}
    .tool-link:after{content:" →"}
    .tools-note{display:flex;align-items:flex-start;gap:15px;margin-top:38px;padding:22px 25px;border-radius:16px;background:#fff8e8;border:1px solid #f2dda8;color:#71551c}
    .tools-note b{font-size:20px;line-height:1}
    .tools-note p{margin:0;font-size:13px}
    @media(max-width:1050px){
      .nav-link{padding-left:8px;padding-right:8px}
      .logo{min-width:150px}
      .mega-menu{width:620px}
    }
    @media(max-width:820px){
      .topbar .container{padding:9px 0;align-items:flex-start}
      .topbar .container,.topbar-links{flex-direction:column;gap:3px}
      .header-inner{min-height:68px}
      .main-nav{display:none}
      .header-btns{margin-left:auto}
      .member-btn{display:none}
      .hamburger{display:block}
      .tools-page{padding-top:48px}
      .tools-grid{grid-template-columns:repeat(2,1fr)}
      .footer-main{grid-template-columns:repeat(2,1fr);gap:30px}
    }
    @media(max-width:560px){
      .container{width:min(var(--container),calc(100% - 28px))}
      .account-btn{display:none}
      .tools-hero h1{font-size:38px}
      .tools-hero p{font-size:15px}
      .tool-toolbar{display:block}
      .tool-filter{margin-top:14px}
      .tools-grid{grid-template-columns:1fr}
      .tool-card{min-height:220px}
      .footer-main{grid-template-columns:1fr;padding-top:42px}
      .footer-bottom{display:grid;gap:8px}
    }