:root{--blue:#006cb7;--blue-dark:#00518a;--blue-soft:#e8f2fa;--green:#00a9a4;--green-soft:#e4f6f5;--yellow:#ffde00;--ink:#1f2428;--gray:#6e7478;--line:#dfe3e6;--light:#f2f4f5;--deep:#001b2e;--white:#fff;--danger:#c0392b;--danger-soft:#fdecea;--ok:#1e8e5a;--ok-soft:#e6f5ee;--warn:#b7791f;--warn-soft:#fdf5e2;--radius:10px;--shadow:0 1px 2px rgba(0,27,46,0.06),0 8px 24px rgba(0,27,46,0.06)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--light);color:var(--ink);font-family:PingFang TC,Noto Sans TC,Microsoft JhengHei,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{margin:0;line-height:1.4;font-weight:700}.shell{min-height:100vh;display:flex;flex-direction:column}.topbar{background:var(--white);border-bottom:1px solid 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