:root{
      --theme:#0B3D91;
      --theme-dark:#07275d;
      --theme-soft:#eaf1ff;
      --ink:#101828;
      --muted:#667085;
      --line:#e4e7ec;
      --surface:#ffffff;
      --soft:#f6f8fb;
      --terminal:#07110d;
      --green:#2dd881;
      --amber:#f5b942;
      --danger:#ef5b5b;
      --radius:18px;
      --shadow:0 18px 50px rgba(16,24,40,.10);
      --container:1200px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--soft);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;
      line-height:1.65;
    }
    body.drawer-lock{overflow:hidden}
    img{display:block;max-width:100%}
    a{color:inherit;text-decoration:none}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    .container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}
    .skip-link{
      position:fixed;
      left:16px;
      top:-100px;
      z-index:3000;
      padding:10px 16px;
      border-radius:8px;
      color:#fff;
      background:var(--theme);
      transition:top .2s ease;
    }
    .skip-link:focus{top:16px}

    .topbar{
      position:relative;
      z-index:1100;
      color:#d9e4f7;
      background:#06162e;
      border-bottom:1px solid rgba(255,255,255,.08);
      font-size:13px;
    }
    .topbar-inner{
      min-height:36px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .topbar-contact{display:flex;align-items:center;gap:20px}
    .topbar a:hover{color:#fff}

    .header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(255,255,255,.96);
      border-bottom:1px solid var(--line);
      box-shadow:0 5px 24px rgba(16,24,40,.05);
      backdrop-filter:blur(14px);
    }
    .header-inner{
      min-height:76px;
      display:flex;
      align-items:center;
      gap:28px;
    }
    .logo{
      min-width:max-content;
      display:inline-flex;
      align-items:center;
      gap:10px;
      color:var(--theme-dark);
      font-weight:850;
      letter-spacing:.01em;
    }
    .logo img{
      width:40px;
      height:40px;
      object-fit:contain;
      border-radius:10px;
    }
    .main-nav{flex:1;align-self:stretch}
    .nav-list{
      height:100%;
      margin:0;
      padding:0;
      display:flex;
      align-items:stretch;
      justify-content:center;
      list-style:none;
    }
    .nav-item{
      position:relative;
      display:flex;
      align-items:center;
    }
    .nav-link{
      height:100%;
      padding:0 13px;
      display:flex;
      align-items:center;
      color:#344054;
      font-size:15px;
      font-weight:700;
      white-space:nowrap;
    }
    .nav-item.has-panel>.nav-link::after{
      content:"";
      width:6px;
      height:6px;
      margin-left:7px;
      border-right:1.5px solid currentColor;
      border-bottom:1.5px solid currentColor;
      transform:rotate(45deg) translateY(-2px);
    }
    .nav-link:hover,
    .nav-item:focus-within>.nav-link,
    .nav-item:hover>.nav-link{color:var(--theme)}

    .dropdown-panel,
    .mega-menu{
      position:absolute;
      top:100%;
      left:50%;
      z-index:1200;
      visibility:hidden;
      opacity:0;
      transform:translate(-50%,10px);
      pointer-events:none;
      transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
    }
    .dropdown-panel::before,
    .mega-menu::before{
      content:"";
      position:absolute;
      left:0;
      right:0;
      bottom:100%;
      height:12px;
    }
    .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:330px;
      padding:20px;
      border-radius:0 0 16px 16px;
    }
    .dropdown-title,
    .mega-title{
      margin:0;
      color:var(--ink);
      font-weight:850;
    }
    .dropdown-article{
      display:block;
      padding:10px 0;
      border-bottom:1px solid var(--line);
      color:#475467;
      font-size:14px;
    }
    .dropdown-article:hover{color:var(--theme)}
    .panel-entry{
      display:inline-flex;
      margin-top:14px;
      color:var(--theme);
      font-size:14px;
      font-weight:800;
    }
    .mega-menu{
      width:min(920px,calc(100vw - 40px));
      padding:24px;
      border-radius:0 0 20px 20px;
    }
    .nav-item:nth-last-child(-n+3) .mega-menu{
      left:auto;
      right:-110px;
      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-head{
      margin-bottom:16px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
    }
    .mega-head a{color:var(--theme);font-size:14px;font-weight:800}
    .mega-head>span{color:var(--muted);font-size:13px}
    .mega-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
    }
    .mega-card{
      min-width:0;
      padding:14px;
      border:1px solid var(--line);
      border-radius:13px;
      background:#fff;
      transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
    }
    .mega-card:hover{
      transform:translateY(-2px);
      border-color:#b7c9ea;
      box-shadow:0 10px 26px rgba(11,61,145,.10);
    }
    .mega-card p{
      margin:7px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.5;
    }
    .broker-mini-head,
    .tool-mini-head{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .broker-mini-head img,
    .tool-mini-head img{
      width:34px;
      height:34px;
      object-fit:contain;
      border-radius:8px;
      background:var(--soft);
    }
    .mini-meta{
      margin-top:10px;
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:5px 8px;
      color:var(--muted);
      font-size:12px;
    }
    .category-chips{
      margin:0 0 16px;
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .category-chips a{
      padding:6px 11px;
      border-radius:999px;
      color:var(--theme);
      background:var(--theme-soft);
      font-size:13px;
      font-weight:750;
    }
    .video-mini{
      display:grid;
      grid-template-columns:90px minmax(0,1fr);
      gap:12px;
    }
    .video-mini>img{
      width:90px;
      height:68px;
      object-fit:cover;
      border-radius:9px;
      background:#dfe4ec;
    }
    .video-mini strong{
      display:block;
      overflow:hidden;
      color:var(--ink);
      font-size:14px;
      line-height:1.4;
    }
    .duration{
      display:block;
      margin-top:5px;
      color:var(--muted);
      font-size:12px;
    }

    .header-btns{
      min-width:max-content;
      display:flex;
      align-items:center;
      gap:10px;
    }
    .header-btns>span a{
      color:var(--theme);
      font-size:14px;
      font-weight:800;
    }
    .open-account{
      padding:9px 16px;
      border-radius:10px;
      color:#fff;
      background:var(--theme);
      font-weight:800;
      box-shadow:0 7px 18px rgba(11,61,145,.20);
    }
    .open-account:hover{background:var(--theme-dark)}
    .hamburger{
      width:42px;
      height:42px;
      padding:10px;
      display:none;
      border:1px solid var(--line);
      border-radius:10px;
      background:#fff;
    }
    .hamburger span{
      width:100%;
      height:2px;
      margin:4px 0;
      display:block;
      background:var(--ink);
      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:1800;
      visibility:hidden;
      opacity:0;
      background:rgba(4,12,24,.66);
      transition:opacity .22s ease,visibility .22s ease;
    }
    .drawer-overlay.open{visibility:visible;opacity:1}
    .mobile-drawer{
      position:fixed;
      top:0;
      right:0;
      z-index:1900;
      width:min(420px,92vw);
      height:100dvh;
      overflow-y:auto;
      visibility:hidden;
      transform:translateX(105%);
      background:#fff;
      box-shadow:-24px 0 70px rgba(0,0,0,.22);
      transition:transform .25s ease,visibility .25s ease;
    }
    .mobile-drawer.open{visibility:visible;transform:translateX(0)}
    .drawer-head{
      min-height:74px;
      padding:15px 18px;
      display:flex;
      align-items:center;
      gap:12px;
      border-bottom:1px solid var(--line);
      background:#f8faff;
    }
    .drawer-head>span{flex:1}
    .drawer-head>span a{color:var(--theme);font-weight:800}
    .drawer-head>a{
      padding:7px 13px;
      border-radius:8px;
      color:#fff;
      background:var(--theme);
      font-weight:800;
    }
    .drawer-close{
      width:38px;
      height:38px;
      border:0;
      border-radius:9px;
      color:var(--ink);
      background:#edf1f7;
      font-size:27px;
      line-height:1;
    }
    .drawer-menu{padding:14px 18px 30px}
    .drawer-link,
    .drawer-toggle{
      width:100%;
      padding:14px 4px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      border:0;
      border-bottom:1px solid var(--line);
      color:var(--ink);
      background:transparent;
      text-align:left;
      font-weight:800;
    }
    .drawer-toggle::after{
      content:"+";
      color:var(--theme);
      font-size:21px;
      font-weight:500;
    }
    .drawer-toggle.active::after{content:"−"}
    .drawer-submenu{
      max-height:0;
      overflow:hidden;
      padding:0 12px;
      background:#f8faff;
      transition:max-height .3s ease,padding .3s ease;
    }
    .drawer-submenu.open{max-height:650px;padding:8px 12px}
    .drawer-submenu a{
      padding:9px 4px;
      display:block;
      color:#475467;
      font-size:14px;
    }
    .drawer-submenu a:hover{color:var(--theme)}

    .video-detail-main{min-width:0}
    .video-detail-main .video-hero{
      position:relative;
      overflow:hidden;
      color:#fff;
      background:
        radial-gradient(circle at 20% 0%,rgba(45,216,129,.12),transparent 31%),
        radial-gradient(circle at 85% 10%,rgba(11,61,145,.48),transparent 32%),
        #050907;
      border-bottom:1px solid rgba(45,216,129,.18);
    }
    .video-detail-main .video-hero::before{
      content:"";
      position:absolute;
      inset:0;
      opacity:.15;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(45,216,129,.2) 1px,transparent 1px),
        linear-gradient(90deg,rgba(45,216,129,.2) 1px,transparent 1px);
      background-size:42px 42px;
    }
    .video-detail-main .video-heading{
      position:relative;
      z-index:1;
      padding:46px 0 28px;
    }
    .video-detail-main .breadcrumbs{
      margin-bottom:18px;
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:8px;
      color:#a9b8b0;
      font-size:14px;
    }
    .video-detail-main .breadcrumbs a:hover{color:var(--green)}
    .video-detail-main .eyebrow{
      margin:0 0 12px;
      color:var(--green);
      font-size:13px;
      font-weight:850;
      letter-spacing:.12em;
    }
    .video-detail-main h1{
      max-width:950px;
      margin:0;
      color:#fff;
      font-size:clamp(32px,5vw,60px);
      line-height:1.12;
      letter-spacing:-.035em;
    }
    .video-detail-main .video-meta{
      margin-top:22px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .video-detail-main .video-meta span{
      padding:7px 11px;
      border:1px solid rgba(255,255,255,.13);
      border-radius:7px;
      color:#c5d0ca;
      background:rgba(255,255,255,.045);
      font-size:13px;
    }
    .video-detail-main .video-meta .status{
      color:var(--green);
      border-color:rgba(45,216,129,.26);
      background:rgba(45,216,129,.08);
    }
    .video-detail-main .player-wrap{
      position:relative;
      z-index:1;
      padding-bottom:54px;
    }
    .video-detail-main .player-shell{
      overflow:hidden;
      border:1px solid rgba(45,216,129,.25);
      border-radius:20px;
      background:#000;
      box-shadow:0 28px 80px rgba(0,0,0,.45);
    }
    .video-detail-main .player-bar{
      min-height:42px;
      padding:8px 14px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      border-bottom:1px solid rgba(255,255,255,.09);
      color:#8ea49a;
      background:#09110d;
      font-size:12px;
      letter-spacing:.04em;
    }
    .video-detail-main .player-lights{display:flex;gap:7px}
    .video-detail-main .player-lights i{
      width:8px;
      height:8px;
      display:block;
      border-radius:50%;
      background:#324039;
    }
    .video-detail-main .player-lights i:first-child{background:var(--danger)}
    .video-detail-main .player-lights i:nth-child(2){background:var(--amber)}
    .video-detail-main .player-lights i:nth-child(3){background:var(--green)}
    .video-detail-main .video-player{
      position:relative;
      width:100%;
      aspect-ratio:16/9;
      overflow:hidden;
      background:#000;
    }
    .video-detail-main .video-player iframe,
    .video-detail-main .video-player video,
    .video-detail-main .video-player embed,
    .video-detail-main .video-player object{
      width:100%!important;
      height:100%!important;
      display:block;
      border:0;
    }
    .video-detail-main .video-player img{width:100%;height:100%;object-fit:cover}
    .video-detail-main .player-foot{
      padding:10px 14px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      color:#84968d;
      background:#08100c;
      font-size:12px;
    }
    .video-detail-main .player-foot strong{color:var(--amber)}

    .video-detail-main .content-area{padding:54px 0 74px}
    .video-detail-main .detail-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) 320px;
      gap:28px;
      align-items:start;
    }
    .video-detail-main .content-card,
    .video-detail-main .side-card{
      min-width:0;
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:#fff;
      box-shadow:0 12px 34px rgba(16,24,40,.06);
    }
    .video-detail-main .content-card{padding:30px}
    .video-detail-main .content-card h2,
    .video-detail-main .related-head h2{
      margin:0;
      color:var(--ink);
      font-size:25px;
      line-height:1.3;
    }
    .video-detail-main .lead{
      margin:17px 0 0;
      color:#475467;
      font-size:17px;
      line-height:1.85;
    }
    .video-detail-main .video-body{
      min-width:0;
      max-width:100%;
      margin-top:26px;
      padding-top:25px;
      overflow-x:auto;
      border-top:1px solid var(--line);
      color:#344054;
    }
    .video-detail-main .video-body>*:first-child{margin-top:0}
    .video-detail-main .video-body img,
    .video-detail-main .video-body video,
    .video-detail-main .video-body iframe,
    .video-detail-main .video-body table{
      max-width:100%!important;
    }
    .video-detail-main .video-body iframe{border:0}
    .video-detail-main .video-body table{
      width:100%;
      border-collapse:collapse;
    }
    .video-detail-main .video-body th,
    .video-detail-main .video-body td{
      padding:10px;
      border:1px solid var(--line);
      text-align:left;
    }
    .video-detail-main .notice{
      margin-top:28px;
      padding:16px 18px;
      border-left:4px solid var(--amber);
      border-radius:0 10px 10px 0;
      color:#70521a;
      background:#fff8e8;
      font-size:14px;
    }
    .video-detail-main .side-stack{
      display:grid;
      gap:18px;
      position:sticky;
      top:100px;
    }
    .video-detail-main .side-card{padding:22px}
    .video-detail-main .side-card h2{
      margin:0 0 15px;
      font-size:18px;
    }
    .video-detail-main .data-list{margin:0}
    .video-detail-main .data-list div{
      padding:11px 0;
      display:flex;
      justify-content:space-between;
      gap:16px;
      border-bottom:1px solid var(--line);
    }
    .video-detail-main .data-list div:last-child{border-bottom:0}
    .video-detail-main .data-list dt{color:var(--muted);font-size:13px}
    .video-detail-main .data-list dd{
      margin:0;
      color:var(--ink);
      font-size:13px;
      font-weight:800;
      text-align:right;
      overflow-wrap:anywhere;
    }
    .video-detail-main .tag-box{
      color:#475467;
      overflow-wrap:anywhere;
      font-size:14px;
    }
    .video-detail-main .more-link{
      margin-top:16px;
      padding:11px 15px;
      display:flex;
      align-items:center;
      justify-content:center;
      border-radius:10px;
      color:#fff;
      background:var(--theme);
      font-weight:800;
    }
    .video-detail-main .more-link:hover{background:var(--theme-dark)}
    .video-detail-main .risk-card{
      border-color:#ead9a7;
      background:#fffbef;
    }
    .video-detail-main .risk-card h2{color:#775710}
    .video-detail-main .risk-card p{
      margin:0;
      color:#765f2d;
      font-size:14px;
    }

    .video-detail-main .related-section{
      padding:65px 0 78px;
      border-top:1px solid var(--line);
      background:#fff;
    }
    .video-detail-main .related-head{
      margin-bottom:24px;
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:20px;
    }
    .video-detail-main .related-head p{
      margin:7px 0 0;
      color:var(--muted);
    }
    .video-detail-main .related-head>a{
      color:var(--theme);
      font-weight:850;
    }
    .video-detail-main .related-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:20px;
    }
    .video-detail-main .related-card{
      min-width:0;
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:15px;
      background:#fff;
      transition:transform .2s ease,box-shadow .2s ease;
    }
    .video-detail-main .related-card:hover{
      transform:translateY(-4px);
      box-shadow:0 18px 35px rgba(16,24,40,.10);
    }
    .video-detail-main .cover{
      position:relative;
      aspect-ratio:16/9;
      overflow:hidden;
      background:#07110d;
    }
    .video-detail-main .cover img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .3s ease;
    }
    .video-detail-main .related-card:hover .cover img{transform:scale(1.04)}
    .video-detail-main .play-icon{
      position:absolute;
      left:16px;
      bottom:14px;
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border:1px solid rgba(255,255,255,.4);
      border-radius:50%;
      color:#07110d;
      background:var(--green);
      box-shadow:0 8px 24px rgba(0,0,0,.25);
    }
    .video-detail-main .play-icon::before{
      content:"";
      margin-left:3px;
      border-top:6px solid transparent;
      border-bottom:6px solid transparent;
      border-left:9px solid currentColor;
    }
    .video-detail-main .cover .video-duration{
      position:absolute;
      right:12px;
      bottom:12px;
      padding:4px 8px;
      border-radius:5px;
      color:#fff;
      background:rgba(0,0,0,.76);
      font-size:12px;
    }
    .video-detail-main .related-body{padding:17px}
    .video-detail-main .related-body h3{
      margin:0;
      font-size:17px;
      line-height:1.45;
    }
    .video-detail-main .related-body p{
      margin:9px 0 0;
      color:var(--muted);
      font-size:14px;
      line-height:1.65;
    }

    .footer{
      color:#cbd5e1;
      background:#071426;
    }
    .footer-main{padding:58px 0 42px}
    .footer-grid{
      display:grid;
      grid-template-columns:1.5fr 1fr 1fr 1.1fr;
      gap:42px;
    }
    .footer .logo{color:#fff}
    .footer-brand p{
      max-width:430px;
      margin:18px 0;
      color:#9fb0c7;
      font-size:14px;
    }
    .footer-social{color:#fff}
    .footer h3{
      margin:4px 0 17px;
      color:#fff;
      font-size:15px;
    }
    .footer-links{display:grid;gap:10px}
    .footer-links a,
    .footer-contact a{color:#afbed1}
    .footer-links a:hover,
    .footer-contact a:hover{color:#fff}
    .footer-contact p{
      margin:0 0 11px;
      color:#9fb0c7;
      font-size:14px;
    }
    .footer-bottom{
      border-top:1px solid rgba(255,255,255,.09);
      background:#05101e;
    }
    .footer-bottom-inner{
      min-height:62px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      color:#8495aa;
      font-size:13px;
    }

    @media (max-width:1080px){
      .main-nav{display:none}
      .header-inner{min-height:70px}
      .header-btns{margin-left:auto}
      .hamburger{display:block}
      .video-detail-main .detail-grid{grid-template-columns:minmax(0,1fr) 280px}
      .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    }

    @media (max-width:800px){
      .container{width:min(100% - 28px,var(--container))}
      .topbar-inner{min-height:42px}
      .topbar-inner>div:first-child{display:none}
      .topbar-contact{width:100%;justify-content:space-between;gap:12px}
      .header-btns>span{display:none}
      .video-detail-main .video-heading{padding-top:34px}
      .video-detail-main .player-wrap{padding-bottom:36px}
      .video-detail-main .detail-grid{grid-template-columns:1fr}
      .video-detail-main .side-stack{position:static}
      .video-detail-main .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .footer-grid{gap:32px}
    }

    @media (max-width:580px){
      .topbar-contact{font-size:12px}
      .logo span{max-width:145px;overflow:hidden;text-overflow:ellipsis}
      .header-btns .open-account{display:none}
      .video-detail-main h1{font-size:34px}
      .video-detail-main .video-meta{gap:7px}
      .video-detail-main .video-meta span{padding:6px 8px}
      .video-detail-main .player-shell{border-radius:12px}
      .video-detail-main .player-foot{align-items:flex-start;flex-direction:column;gap:4px}
      .video-detail-main .content-area{padding:36px 0 52px}
      .video-detail-main .content-card{padding:21px}
      .video-detail-main .related-section{padding:48px 0 58px}
      .video-detail-main .related-head{align-items:flex-start;flex-direction:column}
      .video-detail-main .related-grid{grid-template-columns:1fr}
      .footer-main{padding-top:44px}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom-inner{
        padding:16px 0;
        align-items:flex-start;
        flex-direction:column;
        gap:6px;
      }
    }