.head-actions{display:flex;gap:8px}.message-shell{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:20px;align-items:start}.message-stream{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;min-height:440px}.message-bubble{max-width:75%;margin:0 0 18px}.message-bubble.mine{margin-left:auto}.message-bubble p{margin:5px 0 0;padding:14px 16px;background:#edf1ee;border-radius:4px 14px 14px 14px;line-height:1.8}.message-bubble.mine p{background:#174c3c;color:#fff;border-radius:14px 4px 14px 14px}.message-bubble.internal p{background:#fff4d8;color:#594518;border:1px solid #ead598}.message-meta{display:flex;align-items:center;gap:9px;font-size:11px;color:var(--muted)}.message-meta span{background:#f4d98d;color:#665019;padding:2px 6px;border-radius:12px}.message-meta time{margin-left:auto}.message-compose{position:sticky;top:20px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;display:grid;gap:14px}.internal-toggle{display:flex;grid-template-columns:20px 1fr;align-items:center;font-weight:500}.internal-toggle input{width:auto}.message-compose button{width:100%}
@media(max-width:800px){.head-actions{display:grid}.message-shell{grid-template-columns:1fr}.message-stream{padding:15px}.message-bubble{max-width:92%}.message-compose{position:static}.message-head{display:grid}}