body{margin:0;padding:0;background-color:#343541;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;color:#d1d5db;height:100vh;display:flex;flex-direction:column}#root{flex:1;display:flex;flex-direction:column;height:100%}.chat-container{flex:1;overflow-y:auto;padding:24px;display:flex;flex-direction:column;gap:16px;background-color:#343541}.chat-message{padding:20px;border-radius:12px;max-width:750px;white-space:pre-wrap;line-height:1.5;font-size:15px}.user-message{background-color:#2b2c30;align-self:flex-end;color:#f4f4f4}.assistant-message{background-color:#444654;align-self:flex-start;color:#e5e5e5}.input-area{padding:20px;background-color:#40414f;display:flex;flex-wrap:wrap;gap:8px;align-items:center;border-top:1px solid #3f414a;position:sticky;bottom:0;z-index:1}textarea{flex:1;padding:14px;border-radius:8px;border:none;resize:none;font-size:15px;background-color:#40414f;color:#f4f4f4;outline:none;border:1px solid #565869}textarea::placeholder{color:#9ca3af}button{padding:12px;border:none;background-color:#10a37f;color:#fff;border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:center}button:disabled{background-color:#4b5563;cursor:not-allowed}button:hover:enabled{background-color:#0e8c6a}.file-display{display:flex;align-items:center;gap:8px;color:#9ca3af;font-size:14px;margin-bottom:8px;width:100%}.file-display button{background:#ef4444;padding:4px 8px;border-radius:4px;font-size:12px;color:#fff;border:none;cursor:pointer}.chat-message img{max-width:100%;max-height:300px;border-radius:8px;margin-top:10px}