:root{
      --theme:#0B3D91;
      --theme-deep:#06295f;
      --ice:#edf5ff;
      --silver:#f7faff;
      --ink:#10213d;
      --muted:#66758c;
      --line:#dbe6f3;
      --white:#fff;
      --shadow:0 18px 45px rgba(10,48,105,.12);
      --radius:18px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:#f5f9fe;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.6}
    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:#071a38;color:#d8e8ff;font-size:13px}
    .topbar .container{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .topbar-info{display:flex;align-items:center;gap:22px}
    .topbar a{color:#d8e8ff;transition:color .2s}
    .topbar a:hover{color:#fff}

    .header{position:relative;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(24,61,110,.05)}
    .header-inner{min-height:76px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--theme-deep);font-size:19px;font-weight:800;letter-spacing:.02em}
    .logo img{width:40px;height:40px;object-fit:contain;border-radius:10px}
    .main-nav{flex:1}
    .nav-list{display:flex;align-items:center;justify-content:center;gap:3px;margin:0;padding:0;list-style:none}
    .nav-item{position:relative}
    .nav-link{display:flex;align-items:center;gap:6px;padding:27px 13px;color:#263b59;font-size:14px;white-space:nowrap}
    .nav-link:hover,.nav-link:focus-visible{color:var(--theme)}
    .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:translate(-50%,8px);width:275px;padding:18px;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}
    .dropdown-panel:before,.mega-menu:before{content:"";position:absolute;left:0;right:0;top:-12px;height:12px}
    .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)}
    .dropdown-panel a{display:block;padding:9px 10px;border-bottom:1px solid #edf2f8;color:#425574;font-size:13px}
    .dropdown-panel a:hover{color:var(--theme);background:var(--ice)}
    .mega-menu{width:640px;padding:22px}
    .mega-title{color:var(--theme-deep);font-weight:800;font-size:14px;margin-bottom:13px}
    .mega-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
    .mega-card{display:flex;align-items:center;gap:10px;padding:10px;border:1px solid #e6edf6;border-radius:12px;background:#fbfdff;transition:.2s}
    .mega-card:hover{border-color:#9cbbe5;background:var(--ice);transform:translateY(-2px)}
    .mega-card img{width:38px;height:38px;object-fit:contain;border-radius:8px;background:#edf4fc}
    .mega-card span{min-width:0}
    .mega-card strong,.mega-card small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
    .mega-card strong{font-size:13px;color:#1c3558}
    .mega-card small{font-size:11px;color:var(--muted);line-height:1.5;margin-top:2px}
    .mega-links{display:flex;flex-wrap:wrap;gap:8px}
    .mega-links a{padding:6px 10px;border-radius:99px;background:#edf4fc;color:#365274;font-size:12px}
    .mega-links a:hover{background:#d7e8fb;color:var(--theme)}
    .mega-footer{display:block;margin-top:18px;padding-top:14px;border-top:1px solid var(--line);color:var(--theme);font-weight:700;font-size:13px}
    .header-btns{display:flex;align-items:center;gap:10px;flex:0 0 auto}
    .member-link{font-size:13px;color:var(--theme);font-weight:700}
    .open-account{padding:9px 17px;border-radius:10px;background:var(--theme);color:#fff;font-size:13px;font-weight:700}
    .open-account:hover{background:var(--theme-deep)}
    .hamburger{display:none;width:42px;height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;padding:9px}
    .hamburger span{display:block;width:21px;height:2px;background:var(--theme-deep);margin:4px auto;border-radius:2px;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(4,19,43,.48);opacity:0;visibility:hidden;z-index:50;transition:.25s}
    .drawer-overlay.open{opacity:1;visibility:visible}
    .mobile-drawer{position:fixed;z-index:60;top:0;right:0;width:min(390px,88vw);height:100vh;background:#fff;box-shadow:-15px 0 40px rgba(0,0,0,.18);transform:translateX(105%);transition:.3s;overflow:auto}
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{display:flex;align-items:center;gap:14px;padding:22px 20px;border-bottom:1px solid var(--line);color:var(--theme-deep);font-weight:800}
    .drawer-head>a{margin-left:auto;padding:7px 13px;border-radius:8px;background:var(--theme);color:#fff;font-size:13px}
    .drawer-close{border:0;background:transparent;color:#52708f;font-size:30px;line-height:1;cursor:pointer}
    .drawer-menu{padding:12px 20px 30px}
    .drawer-link,.drawer-toggle{display:block;width:100%;padding:14px 2px;border:0;border-bottom:1px solid #edf2f7;background:none;text-align:left;color:#243c5d;font-size:15px;cursor:pointer}
    .drawer-toggle:after{content:"+";float:right;color:var(--theme);font-size:20px;line-height:1}
    .drawer-toggle.active:after{content:"−"}
    .drawer-submenu{display:none;padding:5px 0 8px 14px}
    .drawer-submenu.open{display:block}
    .drawer-submenu a{display:block;padding:8px 0;color:#687990;font-size:13px}

    .tag-index-page{padding:68px 0 88px;min-height:520px;background:linear-gradient(180deg,#f5f9fe 0%,#fff 100%)}
    .tag-index-page .page-heading{text-align:center;max-width:720px;margin:0 auto 38px}
    .tag-index-page .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--theme);font-size:13px;font-weight:800;letter-spacing:.12em}
    .tag-index-page .eyebrow:before{content:"";width:22px;height:2px;background:var(--theme)}
    .tag-index-page h1{margin:13px 0 10px;color:var(--theme-deep);font-size:clamp(30px,4vw,48px);line-height:1.2;letter-spacing:-.03em}
    .tag-index-page .intro{margin:0;color:var(--muted);font-size:15px}
    .tag-index-page .tag-panel{position:relative;overflow:hidden;padding:38px 42px;border:1px solid #dce8f5;border-radius:24px;background:rgba(255,255,255,.88);box-shadow:var(--shadow)}
    .tag-index-page .tag-panel:before{content:"";position:absolute;width:260px;height:260px;right:-100px;top:-120px;border-radius:50%;background:#e6f1ff}
    .tag-index-page .tag-panel:after{content:"";position:absolute;width:170px;height:170px;left:-80px;bottom:-90px;border-radius:50%;background:#f0f6fd}
    .tag-index-page .tag-cloud{position:relative;z-index:1;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:14px 16px}
    .tag-index-page .tag-cloud a{display:inline-flex;align-items:center;gap:8px;padding:11px 17px;border:1px solid #d8e5f3;border-radius:99px;background:#fff;color:#45617f;font-size:14px;box-shadow:0 5px 15px rgba(28,75,130,.05);transition:.22s}
    .tag-index-page .tag-cloud a:nth-child(3n){font-size:17px;color:var(--theme)}
    .tag-index-page .tag-cloud a:nth-child(4n){font-size:13px;background:#edf5ff}
    .tag-index-page .tag-cloud a:hover{transform:translateY(-4px);border-color:#83aeda;background:var(--theme);color:#fff;box-shadow:0 10px 22px rgba(11,61,145,.2)}
    .tag-index-page .tag-cloud em{font-style:normal;font-size:11px;color:#8da0b7}
    .tag-index-page .tag-cloud a:hover em{color:#d9e9ff}
    .tag-index-page .tag-tip{position:relative;z-index:1;margin:32px 0 0;text-align:center;color:#8392a7;font-size:13px}

    .footer{background:#071a38;color:#b9cbe2;padding:52px 0 20px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:38px}
    .footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:800}
    .footer-brand img{width:38px;height:38px;object-fit:contain;border-radius:9px}
    .footer p{margin:16px 0 0;max-width:290px;color:#9db2ce;font-size:13px;line-height:1.9}
    .footer h3{margin:0 0 15px;color:#fff;font-size:15px}
    .footer-links{display:flex;flex-direction:column;gap:9px}
    .footer-links a,.footer-links span{color:#a9bdd6;font-size:13px}
    .footer-links a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:42px;padding-top:18px;border-top:1px solid rgba(206,226,249,.15);color:#89a1bf;font-size:12px}

    @media (max-width:1000px){
      .main-nav{display:none}
      .hamburger{display:block}
      .header-inner{justify-content:space-between}
      .header-btns{margin-left:auto}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:640px){
      .container{width:min(100% - 28px,1180px)}
      .topbar .container{min-height:44px;align-items:flex-start;flex-direction:column;justify-content:center;gap:0}
      .topbar-info{gap:12px;font-size:11px}
      .topbar span{font-size:11px}
      .logo span{font-size:16px}
      .member-link{display:none}
      .open-account{padding:8px 12px;font-size:12px}
      .tag-index-page{padding:45px 0 58px}
      .tag-index-page .tag-panel{padding:25px 17px;border-radius:18px}
      .tag-index-page .tag-cloud{gap:10px}
      .tag-index-page .tag-cloud a{padding:9px 12px;font-size:13px}
      .tag-index-page .tag-cloud a:nth-child(3n){font-size:15px}
      .footer{padding-top:38px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px 18px}
      .footer-grid>div:first-child{grid-column:1/-1}
      .footer-bottom{flex-direction:column;gap:8px;margin-top:30px}
    }