:root{
      --theme:#0B3D91;
      --ink:#172033;
      --muted:#687386;
      --line:#e7ebf1;
      --soft:#f5f7fb;
      --white:#fff;
      --shadow:0 18px 45px rgba(21,42,79,.09);
      --radius:18px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:#fff;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans TC",sans-serif;line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;height:auto;display:block}
    button{font:inherit}
    .container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .topbar{background:#101b31;color:#dce5f5;font-size:13px}
    .topbar .container{min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .topbar-links{display:flex;gap:20px}
    .topbar a{color:#eaf0fb}
    .header{position:relative;z-index:20;background:#fff;border-bottom:1px solid var(--line)}
    .header-inner{height:78px;display:flex;align-items:center;gap:28px}
    .logo{display:flex;align-items:center;gap:10px;white-space:nowrap;font-weight:800;color:var(--theme);font-size:19px}
    .logo img{width:34px;height:34px;object-fit:contain}
    .main-nav{margin-left:auto}
    .nav-list{list-style:none;display:flex;align-items:center;gap:4px;margin:0;padding:0}
    .nav-item{position:relative}
    .nav-link{display:block;padding:26px 13px;color:#303b4d;font-size:14px;font-weight:650;white-space:nowrap}
    .nav-link:hover,.nav-link:focus{color:var(--theme)}
    .has-arrow:after{content:"⌄";font-size:12px;margin-left:6px;color:#8490a2}
    .dropdown-panel,.mega-menu{position:absolute;top:calc(100% + 1px);left:50%;transform:translateX(-50%) translateY(8px);width:310px;padding:20px;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:30}
    .mega-menu{width:620px}
    .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 12px;color:var(--theme);font-size:14px;font-weight:800}
    .panel-list{display:grid;gap:8px}
    .panel-list a{padding:7px 0;border-bottom:1px solid var(--line);font-size:13px}
    .panel-list a:hover,.mega-card:hover{color:var(--theme)}
    .mega-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
    .mega-card{display:block;padding:10px;border:1px solid var(--line);border-radius:12px;min-width:0}
    .mega-card img{width:34px;height:34px;object-fit:contain;margin-bottom:7px}
    .mega-card strong,.mega-card small{display:block;overflow:hidden}
    .mega-card strong{font-size:13px;white-space:nowrap;text-overflow:ellipsis}
    .mega-card small{font-size:11px;color:var(--muted);line-height:1.45;margin-top:3px}
    .mega-footer{display:block;margin-top:15px;padding-top:12px;border-top:1px solid var(--line);font-size:13px;font-weight:750;color:var(--theme)}
    .header-btns{display:flex;align-items:center;gap:9px}
    .member-btn,.open-btn{border-radius:9px;padding:9px 13px;font-size:13px;font-weight:750;white-space:nowrap}
    .member-btn{color:var(--theme);border:1px solid #cbd8ee}
    .open-btn{background:var(--theme);color:#fff}
    .hamburger{display:none;width:42px;height:40px;border:1px solid var(--line);background:#fff;border-radius:9px;padding:9px;cursor:pointer}
    .hamburger span{height:2px;background:var(--ink);display:block;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{display:none;position:fixed;inset:0;background:rgba(8,18,37,.52);z-index:50}
    .drawer-overlay.open{display:block}
    .mobile-drawer{position:fixed;right:0;top:0;width:min(390px,88vw);height:100vh;background:#fff;z-index:60;transform:translateX(100%);transition:.25s ease;overflow:auto}
    .mobile-drawer.open{transform:translateX(0)}
    .drawer-head{height:70px;display:flex;align-items:center;gap:12px;padding:0 20px;border-bottom:1px solid var(--line);font-weight:800}
    .drawer-head>a{margin-left:auto;color:var(--theme);font-size:14px}
    .drawer-close{border:0;background:transparent;font-size:30px;line-height:1;cursor:pointer;color:var(--muted)}
    .drawer-menu{padding:15px 20px 40px}
    .drawer-link,.drawer-toggle{display:block;width:100%;padding:13px 0;border:0;border-bottom:1px solid var(--line);background:none;text-align:left;color:var(--ink);font-weight:650;cursor:pointer}
    .drawer-toggle:after{content:"＋";float:right;color:var(--muted)}
    .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:var(--muted);font-size:14px}
    .footer{margin-top:80px;background:#101b31;color:#cdd7e8;padding:56px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:35px}
    .footer-brand strong{display:block;color:#fff;font-size:20px;margin-bottom:13px}
    .footer h3{margin:0 0 13px;color:#fff;font-size:15px}
    .footer p{margin:8px 0;font-size:13px;line-height:1.8}
    .footer-grid>div:not(.footer-brand) a{display:block;color:#cdd7e8;font-size:13px;margin:7px 0}
    .footer-grid a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.14);margin-top:38px;padding-top:18px;color:#94a3ba;font-size:12px}
    .article-page{padding:58px 0 0;background:linear-gradient(180deg,#f7f9fc 0,#fff 360px)}
    .article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:36px;align-items:start}
    .article-main{min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(24px,4vw,52px);box-shadow:0 12px 35px rgba(28,53,91,.05)}
    .article-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--theme);font-size:13px;font-weight:800;margin-bottom:14px}
    .article-kicker:before{content:"";width:25px;height:3px;background:var(--theme);border-radius:3px}
    .article-title{font-size:clamp(30px,4vw,48px);line-height:1.2;letter-spacing:-.03em;margin:0 0 18px;color:#14233d}
    .article-meta{display:flex;flex-wrap:wrap;gap:10px 20px;color:var(--muted);font-size:13px;padding-bottom:23px;border-bottom:1px solid var(--line)}
    .article-cover{width:100%;max-height:460px;object-fit:cover;border-radius:14px;margin:28px 0}
    .article-body{min-width:0;max-width:100%;overflow-x:auto;font-size:16px;color:#354154}
    .article-body img,.article-body table{max-width:100%}
    .article-body h2,.article-body h3{color:#172b4d;line-height:1.35;margin:32px 0 13px}
    .article-body p{margin:0 0 18px}
    .article-body a{color:var(--theme);text-decoration:underline}
    .article-body blockquote{margin:24px 0;padding:17px 20px;border-left:4px solid var(--theme);background:#f3f6fb;color:#53627a}
    .article-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:30px;padding-top:20px;border-top:1px solid var(--line)}
    .article-tags a{padding:5px 10px;border-radius:20px;background:#eef3fb;color:var(--theme);font-size:12px}
    .article-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:25px}
    .article-nav a{display:block;padding:15px;border:1px solid var(--line);border-radius:12px;font-size:13px}
    .article-nav a:last-child{text-align:right}
    .article-nav span{display:block;color:var(--muted);font-size:12px;margin-bottom:5px}
    .article-sidebar{display:grid;gap:18px}
    .side-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 10px 26px rgba(28,53,91,.05)}
    .side-card h2{font-size:17px;margin:0 0 15px;color:#172b4d}
    .like-list{display:grid;gap:14px}
    .like-item{display:grid;grid-template-columns:76px 1fr;gap:10px;align-items:start}
    .like-item img{width:76px;height:58px;object-fit:cover;border-radius:8px;background:var(--soft)}
    .like-item strong{font-size:13px;line-height:1.45;display:block}
    .like-item small{display:block;color:var(--muted);font-size:11px;margin-top:4px}
    .notice-card{background:var(--theme);color:#fff;border:0}
    .notice-card h2{color:#fff}
    .notice-card p{font-size:13px;color:#dbe8ff;margin:0}
    @media (max-width:1050px){
      .main-nav{display:none}
      .hamburger{display:block}
      .header-btns{margin-left:auto}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:760px){
      .container{width:min(100% - 28px,1180px)}
      .topbar .container{padding:8px 0;align-items:flex-start}
      .topbar-links{flex-direction:column;gap:0;text-align:right}
      .header-inner{height:68px;gap:10px}
      .member-btn{display:none}
      .open-btn{padding:8px 10px}
      .article-page{padding-top:30px}
      .article-layout{grid-template-columns:1fr;gap:22px}
      .article-main{padding:23px 18px}
      .article-title{font-size:31px}
      .article-nav{grid-template-columns:1fr}
      .article-nav a:last-child{text-align:left}
      .footer{margin-top:52px;padding-top:40px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:26px 18px}
      .footer-brand{grid-column:1/-1}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:6px}
      .mega-menu,.dropdown-panel{display:none}
    }
    @media (max-width:460px){
      .footer-grid{grid-template-columns:1fr}
      .footer-brand{grid-column:auto}
      .logo span{font-size:16px}
      .topbar{font-size:11px}
      .article-meta{display:grid;gap:5px}
    }