:root{font:15px/1.5 system-ui;color:#203e36;background:#f3f6f4}body{margin:0}main{max-width:1000px;margin:36px auto;padding:24px}header,section{background:white;border:1px solid #d9e4de;border-radius:12px;padding:24px;margin-bottom:20px}h1,h2,p{margin:0 0 12px}h1{font-family:Georgia,serif;font-size:32px}small{letter-spacing:.08em;color:#657d70}form,nav{display:flex;gap:14px;align-items:end;flex-wrap:wrap}label{display:flex;flex:1;flex-direction:column;gap:6px;min-width:180px}input,button,a{font:inherit;border-radius:6px;padding:10px;border:1px solid #b9cdc0}button{background:#285e4c;color:white;cursor:pointer}button:disabled{opacity:.5;cursor:default}nav{margin-bottom:20px}li{padding:12px 0;display:flex;gap:14px;align-items:center;justify-content:space-between;border-bottom:1px solid #e4ebe6}ul{padding:0;list-style:none}#message{white-space:pre-wrap;color:#8a3b22}pre{white-space:pre-wrap;overflow-wrap:anywhere}[hidden]{display:none!important}@media(max-width:650px){main{margin:0;padding:14px}header,section{padding:16px}form{align-items:stretch}label{flex-basis:100%}button{min-height:44px}}