:root{font-family:Arial,"Microsoft JhengHei",sans-serif;color:#0f172a;background:#f8fafc;line-height:1.55;font-size:16px}
*{box-sizing:border-box}body{margin:0}main{max-width:860px;margin:40px auto;padding:0 20px}header{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}h1{font-size:30px;margin:4px 0}h2{font-size:19px;margin:0 0 14px}.eyebrow{font-size:13px;letter-spacing:.1em;font-weight:700;color:#0369a1;margin:0}
.notice{background:#e0f2fe;border-left:4px solid #0369a1;padding:14px 18px}.card{background:#fff;border:1px solid #cbd5e1;border-radius:10px;padding:24px;margin-top:20px}.card p{color:#475569}button,select{min-height:44px;font:inherit;border-radius:6px;padding:10px 16px}button{background:#0369a1;color:#fff;border:1px solid #0369a1;cursor:pointer;font-weight:600}button:hover:not(:disabled){background:#075985}.secondary{color:#0f172a;background:#fff;border-color:#64748b}.secondary:hover:not(:disabled){background:#e2e8f0}.danger{background:#fff;color:#b91c1c;border-color:#b91c1c}.danger:hover:not(:disabled){background:#fee2e2}button:disabled{background:#e2e8f0;border-color:#cbd5e1;color:#64748b;cursor:not-allowed}select{background:#fff;border:1px solid #64748b}.actions{display:flex;flex-wrap:wrap;gap:12px;margin:18px 0}dl{display:grid;grid-template-columns:180px 1fr;gap:10px;margin:0 0 20px}dt{color:#475569}dd{margin:0;overflow-wrap:anywhere;font-weight:600}#feedback{white-space:pre-wrap;overflow-wrap:anywhere;min-height:24px}.foot{color:#475569;font-size:14px}button:focus-visible,select:focus-visible{outline:3px solid #0284c7;outline-offset:3px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}@media(max-width:560px){main{margin:20px auto;padding:0 14px}header{align-items:flex-start;flex-direction:column}h1{font-size:25px}.card{padding:18px}dl{grid-template-columns:1fr;gap:4px}dd{margin-bottom:10px}.actions button{width:100%}}
[hidden]{display:none!important}label{display:block;font-weight:600;margin:12px 0}label input,label select,label textarea{display:block;width:100%;margin-top:6px}input,textarea{font:inherit;min-height:44px;padding:10px 12px;border:1px solid #64748b;border-radius:6px;background:#fff;color:#0f172a}input:focus-visible,textarea:focus-visible,a:focus-visible{outline:3px solid #0284c7;outline-offset:3px}.account-nav{display:flex;justify-content:flex-end;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:24px;font-size:14px}.account-nav span{color:#475569}.account-nav button{min-height:36px;padding:6px 12px;font-size:14px}a{color:#0369a1}.login{max-width:520px}.login nav{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.login nav a{padding:6px 0}.login nav a[aria-current=page]{font-weight:700}#login-error,#password-error{color:#b91c1c;min-height:24px}.login button{width:100%}