.tc-layout{display:grid;grid-template-columns:230px minmax(0,1fr);border:1px solid #dce5ee;border-radius:9px;background:white;min-height:520px}.tc-layout>.tc-channels{position:static;width:auto;display:block;padding:15px;border-right:1px solid #dce5ee;background:#f8fafc;overflow:auto}.tc-channels>small{font-size:10px;color:#64748b}.tc-channel{display:block;width:100%;text-align:left;background:transparent;color:#334155;border:0;border-radius:6px;padding:13px 10px;margin-top:8px;position:relative}.tc-channel[aria-pressed=true]{background:#eaf3fc;color:#155e9d}.tc-channel strong,.tc-channel small{display:block}.tc-channel small{font-size:11px;font-weight:400;margin-top:5px;color:#64748b}.tc-badge{position:absolute;right:8px;top:10px;padding:3px 6px;border-radius:10px;background:#1667b2;color:white;font-size:11px}.tc-room{min-width:0;display:flex;flex-direction:column;padding:18px}.tc-room>h2{font-size:17px;margin:0 0 12px}.tc-feed{height:48vh;min-height:280px;overflow-y:auto;overscroll-behavior:contain;border-top:1px solid #e2e8f0;border-bottom:1px solid #e2e8f0;padding:15px 3px}.tc-message{max-width:86%;width:fit-content;margin:0 0 12px;padding:12px 14px;border:1px solid #e2e8f0;border-radius:8px;background:#f8fafc;overflow-wrap:anywhere}.tc-own{margin-left:auto;background:#f0f6fd;border-color:#d2e2f4}.tc-message>small{font-size:10px;color:#64748b}.tc-text{white-space:pre-wrap;font-size:13px;line-height:1.6;margin:7px 0 0}.tc-text a,.tc-file{color:#155e9d}.tc-file{display:block;margin-top:9px;font-size:12px}.tc-reference{display:block;background:white;color:#155e9d;text-align:left;border:1px solid #cbdcea;margin-top:9px;padding:10px;font-size:12px;max-width:100%;white-space:normal}.tc-composer textarea{width:100%;font-size:13px;resize:vertical;max-height:170px}.tc-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:8px}.tc-actions button,.tc-attach{font-size:12px;padding:9px 12px}.tc-actions button[type=submit]{margin-left:auto}.tc-attach{display:inline-block;position:relative;border:1px solid #d6dfe9;border-radius:5px;overflow:hidden;cursor:pointer;margin:0;color:#334155}.tc-attach input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%}.tc-composer>small{display:block;color:#64748b;font-size:10px;margin-top:8px}.tc-chip{display:flex;gap:10px;align-items:center;justify-content:space-between;font-size:12px;padding:7px 0;overflow-wrap:anywhere}.tc-chip button{padding:4px;font-size:11px;background:transparent;color:#1667b2}.tc-picker{width:min(600px,90vw);max-height:80vh}.tc-picker>div{max-height:45vh;overflow:auto;margin:12px 0}.tc-search-result{display:block;width:100%;text-align:left;background:white;color:#334155;border-bottom:1px solid #e2e8f0;padding:12px}.tc-empty{font-size:13px;color:#64748b}.tc-room>p:empty{display:none}@media(max-width:700px){.tc-layout{grid-template-columns:1fr;min-height:0}.tc-layout>.tc-channels{border-right:0;border-bottom:1px solid #dce5ee;display:flex;flex-direction:row;gap:6px;overflow-x:auto;padding:8px}.tc-channels>small{display:none}.tc-channel{min-width:130px;width:auto;flex-shrink:0;margin:0;padding:9px}.tc-channel small{font-size:9px}.tc-room{padding:12px}.tc-message{max-width:94%}.tc-feed{height:45vh}.tc-actions{gap:6px}.tc-actions button,.tc-attach{font-size:11px;padding:9px}.tc-room>h2{margin-bottom:8px}}