:root{color-scheme:light dark;--bg:#f4f3ee;--surface:#fff;--ink:#252f2b;--muted:#606c65;--line:#d5ddd5;--accent:#245c45;--soft:#e7f0e7;--bad:#a12b30}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.55 system-ui,sans-serif}main{max-width:1400px;margin:auto;display:grid;grid-template-columns:minmax(0,1fr) 370px;min-height:100vh}.reader{padding:28px 36px}aside{padding:28px;background:var(--surface);color:var(--ink);border-left:1px solid var(--line)}.heading{display:flex;align-items:center;justify-content:space-between;gap:16px}h1{font-size:24px;margin:0 0 20px;font-weight:650}h1 span{color:var(--muted);font-size:18px}h2{font-size:19px;margin:0 0 12px}a{color:var(--accent)}#location{display:flex;align-items:end;gap:12px;flex-wrap:wrap}#location label{flex:1;min-width:100px}label{display:block;color:var(--muted);font-size:13px}input,textarea,button{font:inherit}input,textarea{display:block;width:100%;padding:10px;margin:5px 0 14px;background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:6px}textarea{resize:vertical}#location input{margin-bottom:0}button{background:var(--soft);color:var(--accent);border:1px solid var(--line);padding:10px 14px;border-radius:6px;cursor:pointer}button:hover{border-color:var(--accent)}button:disabled{opacity:.6;cursor:wait}#send{background:var(--accent);color:var(--surface);width:100%}article{background:var(--surface);color:var(--ink);padding:20px;border:1px solid var(--line);border-radius:8px;margin:12px 0}article header{display:flex;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted)}article p{white-space:pre-wrap;overflow-wrap:anywhere;margin:12px 0}article button{padding:5px 10px;margin-right:8px;font-size:13px}.muted,#read-state,#access{color:var(--muted);font-size:13px}.error{color:var(--bad)!important}#delivery{margin:14px 0;overflow-wrap:anywhere}pre{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--bg);color:var(--ink);padding:12px;font-size:12px}details{margin:20px 0}summary{cursor:pointer}button[hidden],[hidden]{display:none!important}#target{font-size:13px;color:var(--accent)}input:focus,textarea:focus,button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}@media(prefers-color-scheme:dark){:root{--bg:#151c19;--surface:#1e2822;--ink:#e3ece5;--muted:#a8b9ae;--line:#3b4a41;--accent:#91d8ac;--soft:#2b3c31;--bad:#ffa6a6}#send{color:#14261b}}@media(max-width:800px){main{grid-template-columns:1fr}.reader{padding:20px}aside{border-left:0;border-top:1px solid var(--line);padding:20px}h1{font-size:21px}article header{flex-wrap:wrap}}

aside{position:sticky;top:0;align-self:start;max-height:100vh;overflow:auto}.write-link{display:none;margin-right:12px}@media(max-width:800px){aside{position:static;max-height:none;overflow:visible}.write-link{display:inline}}