:root{--paper:#f6f3ed;--white:#fffefa;--ink:#282820;--muted:#6b6b5d;--line:#deded2;--orange:#b94b23;--pale:#f9ede4;--green:#516049}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{background:var(--paper);color:var(--ink);margin:0;font-family:Arial,PingFang TC,Noto Sans TC,sans-serif;font-size:15px;line-height:1.65}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button,.button{border:1px solid var(--orange);background:var(--orange);color:#fff;cursor:pointer;border-radius:7px;justify-content:center;align-items:center;gap:12px;min-height:44px;padding:10px 18px;font-size:14px;font-weight:600;transition:background .15s;display:inline-flex}button:hover,.button:hover{background:#923916}button:disabled{opacity:.46;cursor:not-allowed}button.secondary,.button.secondary{border-color:var(--line);color:var(--ink);background:0 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