:root{--bg:#fff;--rail:#f5f8f7;--ink:#182725;--muted:#657371;--border:#e5ebe9;--accent:#193b38;--selected:#e7f0ee;--danger:#a53c39;font-family:Inter,"Segoe UI","Noto Sans TC",system-ui,sans-serif;color:var(--ink);font-size:14px;line-height:1.55;background:var(--bg)}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button,.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;border:1px solid var(--border);border-radius:6px;padding:8px 14px;background:#fff;color:var(--ink);cursor:pointer;text-decoration:none;transition:background .15s}button:hover,.button:hover{background:var(--rail)}button:disabled{opacity:.45;cursor:default}.primary{background:var(--accent);color:#fff;border-color:var(--accent)}.primary:hover{background:#26524e}.danger{color:var(--danger)}a{color:var(--accent)}button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}input,textarea,select{width:100%;border:1px solid #d9e1df;border-radius:6px;background:#fff;min-height:40px;padding:9px 12px;color:var(--ink)}input:focus,textarea:focus,select:focus{outline:2px solid #c6dcD7;outline-offset:1px}textarea{resize:vertical}label{display:block;margin:0 0 16px;font-size:13px;font-weight:550}label input,label textarea,label select{display:block;margin-top:6px;font-weight:400}h1,h2,h3,p{margin:0}h1{font-size:30px;font-weight:700;letter-spacing:-.7px;line-height:1.25}h2{font-size:22px;line-height:1.3;letter-spacing:-.3px}h3{font-size:16px;margin-bottom:12px}p{margin:10px 0 18px}small{display:block;font-size:12px;font-weight:400;color:var(--muted)}#app{display:flex;min-height:100vh}aside{width:204px;position:fixed;inset:0 auto 0 0;background:var(--rail);display:flex;flex-direction:column;padding:26px 12px 20px}.brand{font-size:32px;line-height:1.25;letter-spacing:1px;color:var(--accent);font-weight:750;margin:0 14px 30px}.brand small{font-size:16px;margin-top:6px;letter-spacing:0}nav{display:grid;gap:8px}nav button,aside>button{justify-content:flex-start;font-size:16px;gap:18px;min-height:50px;background:none;border:0;border-radius:5px;padding:12px 16px}nav .selected{background:var(--selected);color:var(--accent);font-weight:650}svg{width:20px;height:20px;flex-shrink:0}#logout{margin-top:auto}main{margin-left:204px;width:calc(100% - 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