:root{
      --theme:#0B3D91;
      --theme-source:{主题色};
      --theme-dark:#072a64;
      --theme-soft:#eaf1fc;
      --ink:#101828;
      --muted:#667085;
      --line:#e4e7ec;
      --surface:#ffffff;
      --page:#f5f7fb;
      --gold:#d9a441;
      --danger:#c82932;
      --shadow:0 18px 50px rgba(16,24,40,.10);
      --radius:18px;
    }

    *{
      box-sizing:border-box;
    }

    html{
      scroll-behavior:smooth;
    }

    body{
      margin:0;
      color:var(--ink);
      background:var(--page);
      font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;
      line-height:1.65;
    }

    body.drawer-locked{
      overflow:hidden;
    }

    img{
      display:block;
      max-width:100%;
    }

    a{
      color:inherit;
      text-decoration:none;
    }

    button,
    input{
      font:inherit;
    }

    button{
      cursor:pointer;
    }

    .container{
      width:min(1200px,calc(100% - 40px));
      margin:0 auto;
    }

    .topbar{
      color:#dbe7ff;
      background:#061a3d;
      border-bottom:1px solid rgba(255,255,255,.09);
      font-size:13px;
    }

    .topbar-inner{
      min-height:38px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }

    .topbar-contact{
      display:flex;
      align-items:center;
      gap:20px;
    }

    .topbar-contact a{
      transition:color .2s ease;
    }

    .topbar-contact a:hover{
      color:#fff;
    }

    .header{
      position:relative;
      z-index:80;
      background:rgba(255,255,255,.98);
      border-bottom:1px solid var(--line);
      box-shadow:0 6px 18px rgba(16,24,40,.04);
    }

    .header-inner{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:24px;
    }

    .logo{
      min-width:0;
      display:inline-flex;
      align-items:center;
      gap:11px;
      color:var(--theme-dark);
      font-size:19px;
      font-weight:800;
      letter-spacing:.01em;
    }

    .logo img{
      width:42px;
      height:42px;
      flex:0 0 42px;
      object-fit:contain;
      border-radius:10px;
    }

    .logo span{
      max-width:190px;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
    }

    .main-nav{
      align-self:stretch;
      display:flex;
      align-items:stretch;
      margin-left:auto;
    }

    .nav-list{
      display:flex;
      align-items:stretch;
      gap:2px;
      margin:0;
      padding:0;
      list-style:none;
    }

    .nav-item{
      position:relative;
      display:flex;
      align-items:stretch;
    }

    .nav-link{
      position:relative;
      display:flex;
      align-items:center;
      padding:0 13px;
      color:#344054;
      font-size:15px;
      font-weight:700;
      white-space:nowrap;
      transition:color .2s ease,background .2s ease;
    }

    .nav-link:hover,
    .nav-item:focus-within > .nav-link{
      color:var(--theme);
      background:var(--theme-soft);
    }

    .nav-link::after{
      position:absolute;
      right:13px;
      bottom:0;
      left:13px;
      height:3px;
      border-radius:3px 3px 0 0;
      background:var(--theme);
      content:"";
      transform:scaleX(0);
      transition:transform .2s ease;
    }

    .nav-link:hover::after,
    .nav-item:focus-within > .nav-link::after{
      transform:scaleX(1);
    }

    .nav-link.has-arrow{
      padding-right:27px;
    }

    .nav-link.has-arrow::before{
      position:absolute;
      top:50%;
      right:12px;
      width:6px;
      height:6px;
      border-right:1.5px solid currentColor;
      border-bottom:1.5px solid currentColor;
      content:"";
      transform:translateY(-70%) rotate(45deg);
      transition:transform .2s ease;
    }

    .nav-item:hover .nav-link.has-arrow::before,
    .nav-item:focus-within .nav-link.has-arrow::before{
      transform:translateY(-25%) rotate(225deg);
    }

    .dropdown-panel,
    .mega-menu{
      position:absolute;
      top:100%;
      left:50%;
      z-index:90;
      visibility:hidden;
      opacity:0;
      border:1px solid var(--line);
      border-radius:0 0 18px 18px;
      background:#fff;
      box-shadow:var(--shadow);
      transform:translate(-50%,10px);
      transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
      pointer-events:none;
    }

    .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-heading{
      margin:0 0 13px;
      color:#101828;
      font-size:14px;
      font-weight:800;
    }

    .dropdown-list{
      display:grid;
      gap:6px;
    }

    .dropdown-article{
      display:block;
      overflow:hidden;
      padding:9px 10px;
      border-radius:9px;
      color:#475467;
      font-size:14px;
      text-overflow:ellipsis;
      white-space:nowrap;
    }

    .dropdown-article:hover{
      color:var(--theme);
      background:var(--theme-soft);
    }

    .dropdown-footer,
    .mega-footer{
      display:block;
      margin-top:14px;
      padding-top:13px;
      border-top:1px solid var(--line);
      color:var(--theme);
      font-size:14px;
      font-weight:800;
      text-align:right;
    }

    .mega-menu{
      width:min(960px,calc(100vw - 40px));
      padding:22px;
    }

    .nav-item:nth-last-child(-n+3) .mega-menu{
      left:auto;
      right:0;
      transform:translateY(10px);
    }

    .nav-item:nth-last-child(-n+3):hover > .mega-menu,
    .nav-item:nth-last-child(-n+3):focus-within > .mega-menu{
      transform:translateY(0);
    }

    .mega-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
    }

    .mega-layout{
      display:grid;
      grid-template-columns:190px minmax(0,1fr);
      gap:22px;
    }

    .mega-card{
      min-width:0;
      padding:13px;
      border:1px solid var(--line);
      border-radius:13px;
      background:#fff;
      transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
    }

    .mega-card:hover{
      border-color:#a9c1e8;
      box-shadow:0 10px 25px rgba(11,61,145,.10);
      transform:translateY(-2px);
    }

    .mega-broker-head,
    .mega-tool-head{
      display:flex;
      align-items:center;
      gap:9px;
    }

    .mega-broker-head img,
    .mega-tool-head img{
      width:34px;
      height:34px;
      flex:0 0 34px;
      object-fit:contain;
      border-radius:8px;
      background:#f2f4f7;
    }

    .mega-name{
      display:block;
      overflow:hidden;
      color:#1d2939;
      font-size:14px;
      font-weight:800;
      text-overflow:ellipsis;
      white-space:nowrap;
    }

    .mega-stats{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:7px;
      margin-top:11px;
    }

    .mega-stats span{
      display:grid;
      color:#98a2b3;
      font-size:11px;
    }

    .mega-stats strong{
      overflow:hidden;
      color:#344054;
      font-size:12px;
      text-overflow:ellipsis;
      white-space:nowrap;
    }

    .mega-categories{
      display:grid;
      gap:6px;
    }

    .mega-categories a{
      padding:9px 10px;
      border-radius:9px;
      color:#475467;
      font-size:14px;
    }

    .mega-categories a:hover{
      color:var(--theme);
      background:var(--theme-soft);
    }

    .mega-summary{
      display:-webkit-box;
      overflow:hidden;
      margin:8px 0 0;
      color:#667085;
      font-size:12px;
      line-height:1.55;
      -webkit-box-orient:vertical;
      -webkit-line-clamp:2;
    }

    .video-card > img,
    .product-mega-card > img{
      width:100%;
      height:82px;
      margin-bottom:9px;
      object-fit:cover;
      border-radius:9px;
      background:#eef2f7;
    }

    .video-meta,
    .product-meta{
      display:flex;
      justify-content:space-between;
      gap:8px;
      margin-top:9px;
      color:#98a2b3;
      font-size:11px;
    }

    .header-btns{
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:9px;
    }

    .header-btns > a,
    .account-open{
      display:inline-flex;
      min-height:40px;
      align-items:center;
      justify-content:center;
      padding:0 16px;
      border:1px solid var(--theme);
      border-radius:10px;
      color:var(--theme);
      font-size:14px;
      font-weight:800;
      white-space:nowrap;
    }

    .header-btns .account-open{
      color:#fff;
      background:var(--theme);
    }

    .hamburger{
      display:none;
      width:42px;
      height:42px;
      padding:10px;
      border:1px solid var(--line);
      border-radius:10px;
      background:#fff;
    }

    .hamburger span{
      display:block;
      width:100%;
      height:2px;
      margin:4px 0;
      border-radius:2px;
      background:#101828;
      transition:transform .2s ease,opacity .2s ease;
    }

    .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;
      z-index:110;
      visibility:hidden;
      opacity:0;
      background:rgba(3,10,24,.64);
      transition:opacity .25s ease,visibility .25s ease;
    }

    .drawer-overlay.open{
      visibility:visible;
      opacity:1;
    }

    .mobile-drawer{
      position:fixed;
      top:0;
      right:0;
      bottom:0;
      z-index:120;
      width:min(390px,90vw);
      overflow-y:auto;
      background:#fff;
      box-shadow:-24px 0 50px rgba(0,0,0,.18);
      transform:translateX(105%);
      transition:transform .25s ease;
    }

    .mobile-drawer.open{
      transform:translateX(0);
    }

    .drawer-head{
      position:sticky;
      top:0;
      z-index:2;
      display:flex;
      align-items:center;
      gap:10px;
      min-height:72px;
      padding:14px 18px;
      border-bottom:1px solid var(--line);
      background:#fff;
    }

    .drawer-head > a{
      display:inline-flex;
      min-height:38px;
      align-items:center;
      justify-content:center;
      padding:0 13px;
      border-radius:9px;
      color:#fff;
      background:var(--theme);
      font-size:14px;
      font-weight:800;
    }

    .drawer-close{
      width:40px;
      height:40px;
      margin-left:auto;
      border:0;
      border-radius:10px;
      color:#344054;
      background:#f2f4f7;
      font-size:27px;
      line-height:1;
    }

    .drawer-menu{
      padding:12px 18px 30px;
    }

    .drawer-link,
    .drawer-toggle{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:14px 4px;
      border:0;
      border-bottom:1px solid var(--line);
      color:#1d2939;
      background:transparent;
      font-weight:800;
      text-align:left;
    }

    .drawer-toggle::after{
      width:8px;
      height:8px;
      margin-right:5px;
      border-right:2px solid #667085;
      border-bottom:2px solid #667085;
      content:"";
      transform:rotate(45deg);
      transition:transform .2s ease;
    }

    .drawer-toggle.active::after{
      transform:rotate(225deg);
    }

    .drawer-submenu{
      display:none;
      padding:7px 0 9px 15px;
      border-bottom:1px solid var(--line);
    }

    .drawer-submenu.open{
      display:grid;
    }

    .drawer-submenu a{
      padding:9px 8px;
      border-radius:8px;
      color:#667085;
      font-size:14px;
    }

    .drawer-submenu a:hover{
      color:var(--theme);
      background:var(--theme-soft);
    }

    .tag-index-page{
      min-height:620px;
      overflow:hidden;
    }

    .tag-index-page .tag-hero{
      position:relative;
      padding:78px 0 66px;
      color:#fff;
      background:
        radial-gradient(circle at 12% 18%,rgba(217,164,65,.22),transparent 25%),
        radial-gradient(circle at 88% 22%,rgba(69,124,219,.28),transparent 28%),
        linear-gradient(145deg,#06152f 0%,#0B3D91 58%,#071c42 100%);
    }

    .tag-index-page .tag-hero::before,
    .tag-index-page .tag-hero::after{
      position:absolute;
      border:1px solid rgba(255,255,255,.12);
      border-radius:50%;
      content:"";
    }

    .tag-index-page .tag-hero::before{
      top:-170px;
      right:-80px;
      width:430px;
      height:430px;
    }

    .tag-index-page .tag-hero::after{
      bottom:-240px;
      left:-160px;
      width:480px;
      height:480px;
    }

    .tag-index-page .tag-hero-inner{
      position:relative;
      z-index:1;
      max-width:820px;
      margin:0 auto;
      text-align:center;
    }

    .tag-index-page .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:9px;
      margin-bottom:18px;
      padding:7px 13px;
      border:1px solid rgba(255,255,255,.22);
      border-radius:999px;
      color:#f5d99e;
      background:rgba(255,255,255,.07);
      font-size:13px;
      font-weight:800;
      letter-spacing:.08em;
    }

    .tag-index-page .eyebrow::before{
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--gold);
      box-shadow:0 0 0 5px rgba(217,164,65,.15);
      content:"";
    }

    .tag-index-page .tag-hero h1{
      margin:0;
      font-size:clamp(36px,6vw,66px);
      line-height:1.12;
      letter-spacing:-.04em;
    }

    .tag-index-page .tag-hero p{
      max-width:690px;
      margin:22px auto 0;
      color:#d8e5fb;
      font-size:17px;
    }

    .tag-index-page .hero-links{
      display:flex;
      flex-wrap:wrap;
      justify-content:center;
      gap:10px;
      margin-top:28px;
    }

    .tag-index-page .hero-links a{
      display:inline-flex;
      min-height:44px;
      align-items:center;
      justify-content:center;
      padding:0 18px;
      border:1px solid rgba(255,255,255,.28);
      border-radius:11px;
      color:#fff;
      background:rgba(255,255,255,.08);
      font-size:14px;
      font-weight:800;
      backdrop-filter:blur(8px);
    }

    .tag-index-page .hero-links a:first-child{
      border-color:#fff;
      color:var(--theme-dark);
      background:#fff;
    }

    .tag-index-page .tag-section{
      position:relative;
      padding:72px 0 82px;
    }

    .tag-index-page .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:28px;
    }

    .tag-index-page .section-kicker{
      margin:0 0 7px;
      color:var(--theme);
      font-size:13px;
      font-weight:900;
      letter-spacing:.12em;
    }

    .tag-index-page .section-head h2{
      margin:0;
      color:#101828;
      font-size:clamp(27px,4vw,40px);
      line-height:1.2;
    }

    .tag-index-page .section-head > p{
      max-width:500px;
      margin:0;
      color:#667085;
      font-size:15px;
    }

    .tag-index-page .tag-panel{
      position:relative;
      padding:32px;
      border:1px solid #dfe5ef;
      border-radius:24px;
      background:#fff;
      box-shadow:0 22px 60px rgba(16,24,40,.08);
    }

    .tag-index-page .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      justify-content:center;
      gap:13px;
    }

    .tag-index-page .tag-item{
      position:relative;
      display:inline-flex;
      min-height:46px;
      align-items:center;
      gap:10px;
      padding:10px 17px;
      border:1px solid #d9e1ec;
      border-radius:999px;
      color:#344054;
      background:#f8fafc;
      font-size:15px;
      font-weight:800;
      transition:color .2s ease,border-color .2s ease,background .2s ease,transform .2s ease,box-shadow .2s ease;
    }

    .tag-index-page .tag-item::before{
      width:7px;
      height:7px;
      flex:0 0 7px;
      border-radius:50%;
      background:#7da2dc;
      content:"";
    }

    .tag-index-page .tag-item:hover{
      color:#fff;
      border-color:var(--theme);
      background:var(--theme);
      box-shadow:0 12px 25px rgba(11,61,145,.22);
      transform:translateY(-3px);
    }

    .tag-index-page .tag-item:hover::before{
      background:#f3c767;
    }

    .tag-index-page .tag-item:nth-child(4n+1){
      font-size:18px;
      border-color:#bfd0e9;
      color:var(--theme);
      background:#eef4fd;
    }

    .tag-index-page .tag-item:nth-child(5n+2){
      font-size:16px;
      border-color:#ead7ae;
      background:#fffaf0;
    }

    .tag-index-page .tag-item:nth-child(6n+3){
      color:#992b32;
      border-color:#edc9cc;
      background:#fff5f5;
    }

    .tag-index-page .tag-item:nth-child(4n+1):hover,
    .tag-index-page .tag-item:nth-child(5n+2):hover,
    .tag-index-page .tag-item:nth-child(6n+3):hover{
      color:#fff;
      border-color:var(--theme);
      background:var(--theme);
    }

    .tag-index-page .tag-note{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
      margin-top:26px;
      padding-top:22px;
      border-top:1px solid var(--line);
      color:#667085;
      font-size:14px;
    }

    .tag-index-page .tag-note strong{
      color:#344054;
    }

    .tag-index-page .tag-note a{
      display:inline-flex;
      flex:0 0 auto;
      min-height:42px;
      align-items:center;
      justify-content:center;
      padding:0 16px;
      border-radius:10px;
      color:#fff;
      background:var(--theme);
      font-weight:800;
    }

    .tag-index-page .guide-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:18px;
      margin-top:34px;
    }

    .tag-index-page .guide-card{
      padding:24px;
      border:1px solid var(--line);
      border-radius:18px;
      background:#fff;
    }

    .tag-index-page .guide-number{
      display:inline-flex;
      width:38px;
      height:38px;
      align-items:center;
      justify-content:center;
      margin-bottom:17px;
      border-radius:11px;
      color:#fff;
      background:var(--theme);
      font-size:13px;
      font-weight:900;
    }

    .tag-index-page .guide-card h3{
      margin:0 0 9px;
      font-size:18px;
    }

    .tag-index-page .guide-card p{
      margin:0;
      color:#667085;
      font-size:14px;
    }

    .footer{
      color:#cbd5e1;
      background:#07162f;
    }

    .footer-main{
      display:grid;
      grid-template-columns:1.45fr 1fr 1fr 1fr;
      gap:42px;
      padding:62px 0 44px;
    }

    .footer .logo{
      color:#fff;
    }

    .footer-brand p{
      max-width:410px;
      margin:18px 0;
      color:#94a3b8;
      font-size:14px;
    }

    .footer-social a{
      display:inline-flex;
      min-height:38px;
      align-items:center;
      padding:0 13px;
      border:1px solid rgba(255,255,255,.15);
      border-radius:9px;
      color:#e2e8f0;
      font-size:13px;
      font-weight:800;
    }

    .footer-title{
      margin:0 0 17px;
      color:#fff;
      font-size:16px;
    }

    .footer-links{
      display:grid;
      gap:9px;
    }

    .footer-links a,
    .footer-contact a{
      color:#aebbd0;
      font-size:14px;
      transition:color .2s ease;
    }

    .footer-links a:hover,
    .footer-contact a:hover{
      color:#fff;
    }

    .footer-contact{
      display:grid;
      gap:7px;
    }

    .footer-contact span{
      margin-top:5px;
      color:#718096;
      font-size:12px;
    }

    .footer-bottom{
      min-height:70px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      border-top:1px solid rgba(255,255,255,.1);
      color:#8391a7;
      font-size:13px;
    }

    .footer-bottom-links{
      display:flex;
      gap:18px;
    }

    .footer-bottom-links a:hover{
      color:#fff;
    }

    @media (max-width:1100px){
      .main-nav{
        display:none;
      }

      .header-inner{
        min-height:72px;
      }

      .header-btns{
        margin-left:auto;
      }

      .hamburger{
        display:block;
      }

      .footer-main{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
    }

    @media (max-width:760px){
      .container{
        width:min(100% - 28px,1200px);
      }

      .topbar-inner{
        min-height:44px;
      }

      .topbar-welcome{
        display:none;
      }

      .topbar-contact{
        width:100%;
        justify-content:space-between;
        gap:10px;
      }

      .topbar-contact a{
        overflow:hidden;
        text-overflow:ellipsis;
        white-space:nowrap;
      }

      .header-btns > a{
        display:none;
      }

      .logo span{
        max-width:160px;
      }

      .tag-index-page .tag-hero{
        padding:58px 0 52px;
      }

      .tag-index-page .tag-hero p{
        font-size:15px;
      }

      .tag-index-page .tag-section{
        padding:52px 0 62px;
      }

      .tag-index-page .section-head{
        display:block;
      }

      .tag-index-page .section-head > p{
        margin-top:12px;
      }

      .tag-index-page .tag-panel{
        padding:22px 16px;
        border-radius:18px;
      }

      .tag-index-page .tag-cloud{
        gap:9px;
      }

      .tag-index-page .tag-item,
      .tag-index-page .tag-item:nth-child(4n+1),
      .tag-index-page .tag-item:nth-child(5n+2){
        min-height:42px;
        padding:8px 13px;
        font-size:14px;
      }

      .tag-index-page .tag-note{
        display:block;
      }

      .tag-index-page .tag-note a{
        margin-top:15px;
      }

      .tag-index-page .guide-grid{
        grid-template-columns:1fr;
      }

      .footer-main{
        grid-template-columns:1fr;
        gap:30px;
        padding:48px 0 36px;
      }

      .footer-bottom{
        align-items:flex-start;
        flex-direction:column;
        justify-content:center;
        padding:18px 0;
      }
    }

    @media (max-width:420px){
      .topbar-contact{
        display:grid;
        justify-content:start;
        padding:7px 0;
      }

      .header-inner{
        gap:10px;
      }

      .logo img{
        width:38px;
        height:38px;
        flex-basis:38px;
      }

      .logo span{
        max-width:125px;
        font-size:16px;
      }

      .tag-index-page .hero-links{
        display:grid;
      }

      .tag-index-page .tag-item{
        max-width:100%;
      }
    }