:root{
      --theme:#0B3D91;
      --theme-dark:#082c68;
      --ink:#172033;
      --muted:#68748a;
      --line:#e5e9f1;
      --soft:#f4f7fb;
      --white:#fff;
      --shadow:0 18px 50px rgba(20,38,74,.10);
      --radius:18px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:#f8fafc;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans TC","PingFang HK",Arial,sans-serif;line-height:1.7}
    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:#101827;color:#cdd7e8;font-size:13px}
    .topbar-inner{min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .topbar-contact{display:flex;gap:22px}
    .topbar a{color:#e9eef8;transition:color .2s}
    .topbar a:hover{color:#8db6ff}
    .header{position:relative;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);box-shadow:0 4px 18px rgba(13,34,70,.04)}
    .header-inner{min-height:78px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:11px;min-width:max-content;font-weight:800;font-size:19px;color:var(--theme)}
    .logo img{width:38px;height:38px;object-fit:contain;border-radius:10px}
    .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:flex;align-items:center;gap:7px;padding:27px 13px;color:#263248;font-size:14px;font-weight:650;white-space:nowrap}
    .nav-link:hover,.nav-item:focus-within>.nav-link{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:100%;left:50%;transform:translate(-50%,8px);width:330px;opacity:0;visibility:hidden;pointer-events:none;background:#fff;border:1px solid var(--line);border-radius:0 0 16px 16px;box-shadow:var(--shadow);padding:20px;transition:opacity .2s,transform .2s,visibility .2s}
    .mega-menu{width:580px}
    .dropdown-panel:before,.mega-menu:before{content:"";position:absolute;left:0;right:0;top:-14px;height:14px}
    .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-list{display:grid;gap:3px}
    .dropdown-list a,.mega-links a{display:block;padding:9px 10px;border-radius:9px;font-size:14px}
    .dropdown-list a:hover,.mega-links a:hover{background:#eef4ff;color:var(--theme)}
    .mega-heading{margin:0 0 12px;color:var(--theme);font-size:14px}
    .mega-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:9px}
    .mega-card{display:flex;align-items:center;gap:9px;padding:9px;border:1px solid #edf0f5;border-radius:11px;background:#fbfcfe;min-width:0}
    .mega-card:hover{border-color:#a9c4f5;background:#f1f6ff}
    .mega-card img{width:35px;height:35px;object-fit:cover;border-radius:8px;flex:0 0 35px}
    .mega-card span{min-width:0;display:flex;flex-direction:column;line-height:1.35}
    .mega-card strong{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .mega-card span span{font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .mega-footer{display:block;margin-top:16px;padding-top:13px;border-top:1px solid var(--line);font-size:13px;font-weight:700;color:var(--theme)}
    .header-btns{display:flex;align-items:center;gap:10px;min-width:max-content}
    .member-btn{font-size:13px;color:var(--theme);font-weight:700}
    .open-btn{padding:9px 17px;border-radius:9px;background:var(--theme);color:#fff;font-size:13px;font-weight:700}
    .open-btn:hover{background:var(--theme-dark)}
    .hamburger{display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px;cursor:pointer}
    .hamburger span{display:block;height:2px;background:var(--theme);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(4,14,34,.55);opacity:0;visibility:hidden;z-index:40;transition:.25s}
    .drawer-overlay.open{opacity:1;visibility:visible}
    .mobile-drawer{position:fixed;right:0;top:0;bottom:0;width:min(380px,88vw);z-index:41;background:#fff;transform:translateX(100%);transition:transform .28s;overflow:auto}
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{height:76px;padding:18px 20px;display:flex;align-items:center;gap:13px;border-bottom:1px solid var(--line);color:var(--theme);font-weight:800}
    .drawer-head>a{margin-left:auto;background:var(--theme);color:#fff;padding:6px 12px;border-radius:7px;font-size:13px}
    .drawer-close{border:0;background:transparent;color:#68748a;font-size:28px;line-height:1;cursor:pointer}
    .drawer-menu{padding:12px 20px 35px}
    .drawer-link,.drawer-toggle{display:block;width:100%;padding:13px 2px;text-align:left;background:none;border:0;border-bottom:1px solid #edf0f5;color:var(--ink);font-weight:650;cursor:pointer}
    .drawer-toggle:after{content:"＋";float:right;color:var(--theme);font-weight:400}
    .drawer-toggle.active:after{content:"−"}
    .drawer-submenu{display:none;padding:5px 0 7px 14px}
    .drawer-submenu.open{display:block}
    .drawer-submenu a{display:block;padding:8px 0;color:var(--muted);font-size:14px}
    .footer{margin-top:80px;background:#111a2b;color:#b9c5d8;padding:54px 0 20px}
    .footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1.15fr;gap:35px}
    .footer-brand strong{display:block;color:#fff;font-size:20px;margin-bottom:10px}
    .footer p{margin:8px 0;font-size:13px;line-height:1.8}
    .footer h3{margin:0 0 13px;color:#fff;font-size:15px}
    .footer-grid>div:not(.footer-brand)>a,.footer-grid>div:not(.footer-brand)>span{display:block;margin:6px 0;font-size:13px}
    .footer a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.12);margin-top:35px;padding-top:18px;font-size:12px;color:#8d9ab0}
    .category-page{padding:70px 0 0}
    .category-hero{text-align:center;max-width:780px;margin:0 auto 42px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--theme);font-size:13px;font-weight:800;letter-spacing:.08em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--theme)}
    .category-hero h1{font-size:clamp(30px,4vw,48px);line-height:1.2;margin:14px 0 13px;color:#13213b}
    .category-hero p{margin:0;color:var(--muted);font-size:16px}
    .category-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:20px;padding:16px 20px;background:#fff;border:1px solid var(--line);border-radius:14px}
    .category-toolbar strong{font-size:17px}
    .category-toolbar span{color:var(--muted);font-size:13px}
    .article-list{display:grid;gap:18px}
    .article-card{display:grid;grid-template-columns:300px minmax(0,1fr);gap:25px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 8px 25px rgba(25,46,84,.045);transition:transform .2s,box-shadow .2s}
    .article-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
    .article-cover{height:205px;overflow:hidden;border-radius:12px;background:#e9eef7}
    .article-cover img{width:100%;height:100%;object-fit:cover}
    .article-body{min-width:0;display:flex;flex-direction:column;align-items:flex-start}
    .article-channel{display:inline-block;color:var(--theme);font-size:12px;font-weight:800;background:#edf4ff;padding:4px 9px;border-radius:20px}
    .article-body h2{margin:10px 0 7px;font-size:21px;line-height:1.4;color:#17243b}
    .article-body h2 a:hover{color:var(--theme)}
    .article-summary{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;overflow:hidden;margin:0;color:#66738a;font-size:14px}
    .article-meta{display:flex;flex-wrap:wrap;gap:15px;margin-top:14px;color:#8490a3;font-size:12px}
    .article-tags{margin-top:8px;color:#71809a;font-size:12px}
    .article-cta{display:inline-flex;margin-top:13px;color:var(--theme);font-size:13px;font-weight:800}
    .article-cta:after{content:" →";transition:transform .2s}
    .article-cta:hover:after{transform:translateX(4px)}
    .pagination{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;margin-top:36px}
    .pagination a{min-width:38px;padding:7px 12px;text-align:center;border:1px solid var(--line);border-radius:8px;background:#fff;color:#526078;font-size:13px}
    .pagination a:hover,.pagination a.active{background:var(--theme);border-color:var(--theme);color:#fff}
    @media(max-width:1050px){
      .main-nav{display:none}
      .hamburger{display:block}
      .member-btn{display:none}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:680px){
      .container{width:min(100% - 28px,1180px)}
      .topbar-inner{padding:8px 0;align-items:flex-start;flex-direction:column;gap:2px}
      .topbar-contact{gap:13px;flex-wrap:wrap}
      .header-inner{min-height:68px;gap:12px}
      .logo{font-size:16px}
      .logo img{width:32px;height:32px}
      .open-btn{padding:8px 12px}
      .category-page{padding-top:45px}
      .category-hero{margin-bottom:30px}
      .category-hero h1{font-size:32px}
      .category-toolbar{align-items:flex-start;flex-direction:column;gap:4px}
      .article-card{grid-template-columns:1fr;padding:13px;gap:16px}
      .article-cover{height:190px}
      .article-body h2{font-size:19px}
      .footer{margin-top:55px;padding-top:38px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px 18px}
      .footer-brand{grid-column:1/-1}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:6px}
    }
    @media(max-width:420px){
      .footer-grid{grid-template-columns:1fr}
      .footer-brand{grid-column:auto}
      .topbar-contact{display:block}
      .topbar-contact a{display:block}
    }