.message-thread{margin:2.25em 0;padding:20px 24px 24px;background:var(--panel);border:1px solid var(--line);border-radius:12px;font-family:Arial,'Malgun Gothic',sans-serif;line-height:1.75}
.message-heading{font-size:12px;letter-spacing:.04em;color:var(--muted);margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.message-row{display:flex;flex-direction:column;align-items:flex-start;margin-top:14px;gap:5px}
.message-row.sent{align-items:flex-end}
.message-sender{font-size:14px;color:var(--muted);padding:0 3px}
.prose .message-bubble{margin:0;max-width:85%;padding:11px 16px;border-radius:3px 14px 14px 14px;background:#2a353b;color:#f1f3f4;white-space:pre-wrap;word-break:keep-all;overflow-wrap:anywhere;font-size:1em;line-height:1.75}
.sent .message-bubble{border-radius:14px 3px 14px 14px;background:#d2baa0;color:#232426}
body.light .message-thread{background:#e9eeef}
body.light .received .message-bubble{background:#fff;color:#252c30}
body.light .sent .message-bubble{background:#e8d8b8;color:#252c30}
@media(max-width:520px){.message-thread{padding:15px 14px 20px;margin:1.75em 0}.prose .message-bubble{max-width:92%;padding:10px 13px}}