:root{--ink: #17202c;--ink2: #475467;--muted: #7a8696;--bg: #f3f6fa;--card: #ffffff;--line: #e1e7ef;--brand: #2b6a8f;--brand2: #1f4f6e;--gold: #f2b632;--ok: #2f9a5a;--no: #d64545;--radius: 16px;--shadow: 0 6px 24px rgb(20 40 70 / 12%);color-scheme:light}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%}body{background:var(--bg);color:var(--ink);font:16px/1.6 -apple-system,BlinkMacSystemFont,PingFang TC,Noto Sans TC,Microsoft JhengHei,sans-serif;-webkit-tap-highlight-color:transparent}button,input,select,textarea{font:inherit;color:inherit}a{color:var(--brand)}.hint{color:var(--muted);font-size:14px;margin:4px 0}.small{font-size:13px;color:var(--ink2)}.err{color:var(--no);font-weight:600}.ok{color:var(--ok);font-weight:600}.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.mt{margin-top:24px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:var(--card);border-radius:12px;padding:10px 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