body{margin:0;background:#f4f6fa;font:16px/1.6 system-ui;color:#243047}main{max-width:900px;margin:32px auto;padding:24px;background:white;border-radius:18px}label{display:block;margin:12px 0}input,select,textarea,button{font:inherit;padding:10px;border:1px solid #ccd3df;border-radius:8px}textarea{display:block;width:95%;min-height:100px}button{cursor:pointer;margin:8px;background:#edf0ff}#messages p{white-space:pre-wrap;background:#f1f5fb;padding:14px;border-radius:12px}#notice{color:#525f78}#admin{border-bottom:1px solid #ddd;padding-bottom:20px}select[multiple]{min-width:260px;height:180px}[hidden]{display:none!important}