._layout_7b99w_1{display:flex;flex-direction:column;height:calc(100vh - 65px - 3rem);min-height:600px;background-color:var(--bg-color);position:relative;overflow:hidden;border:1px solid var(--border-color);border-radius:12px;transition:height .3s ease}._focused_7b99w_14{height:calc(100vh - 65px - 3rem)!important;min-height:calc(100vh - 65px - 3rem)!important}._toolbar_7b99w_19{height:48px;background-color:var(--bg-toolbar);border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;padding:0 1rem;z-index:110}._toolbarLeft_7b99w_30,._toolbarRight_7b99w_30{display:flex;align-items:center;gap:.75rem}._modelSelector_7b99w_37{background-color:var(--input-bg);color:var(--text-color);border:1px solid var(--border-color);border-radius:6px;padding:4px 8px;font-size:.8rem;outline:none;cursor:pointer}._mainContainer_7b99w_48{flex:1;display:flex;overflow:hidden;position:relative}._historySidebar_7b99w_55{width:260px;background-color:var(--bg-secondary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;z-index:100}._sessionListHeader_7b99w_64{padding:.75rem 1rem;background-color:var(--bg-toolbar);border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:.85rem}._sessionList_7b99w_64{flex:1;overflow-y:auto;padding:.5rem}._sessionItem_7b99w_82{padding:.75rem 1rem;border-radius:8px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:.85rem;transition:background-color .2s;background-color:#ffffff05;margin-bottom:.25rem}._sessionItem_7b99w_82:hover{background-color:#ffffff0d}._activeSession_7b99w_99{background-color:#646cff1a;border:1px solid var(--accent-color)}._sessionTitle_7b99w_104{font-size:.85rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}._deleteSessionBtn_7b99w_112{margin-left:auto;padding:0 4px!important;border:none!important;font-size:1.2rem!important;line-height:1!important}._chatArea_7b99w_120{flex:1;display:flex;flex-direction:column;overflow:hidden;max-width:800px;margin:0 auto;width:100%}._messagesList_7b99w_130{flex:1;overflow-y:auto;padding:2rem 1rem;display:flex;flex-direction:column;gap:2rem}._messageRow_7b99w_139{display:flex;flex-direction:column;gap:.5rem;max-width:85%}._user_7b99w_146{align-self:flex-end}._assistant_7b99w_150{align-self:flex-start}._messageLabel_7b99w_154{font-size:.65rem;font-weight:800;text-transform:uppercase;opacity:.5;letter-spacing:.05em}._user_7b99w_146 ._messageLabel_7b99w_154{text-align:right}._messageBubble_7b99w_166{padding:1rem 1.25rem;border-radius:18px;font-size:1rem;line-height:1.6;white-space:pre-wrap;word-wrap:break-word}._user_7b99w_146 ._messageBubble_7b99w_166{background-color:var(--accent-color);color:#fff;border-bottom-right-radius:4px}._assistant_7b99w_150 ._messageBubble_7b99w_166{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-bottom-left-radius:4px}._welcomeHero_7b99w_187{display:flex;flex-direction:column;align-items:center;justify-content:center;height:60%;text-align:center;color:var(--text-muted)}._heroIcon_7b99w_197{font-size:4rem;margin-bottom:1rem}._welcomeHero_7b99w_187 h1{font-size:1.75rem;margin-bottom:.5rem;color:var(--text-color)}._errorMessage_7b99w_208{color:#ff5252;font-weight:600}._overlayControls_7b99w_213{display:flex;gap:1rem;margin-top:1rem}._inputWrapper_7b99w_220{padding:1rem 1rem 2rem;background-color:var(--bg-color);display:flex;flex-direction:column;align-items:center}._inputContainer_7b99w_228{width:100%;max-width:800px;background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:16px;display:flex;align-items:flex-end;padding:.5rem .75rem;gap:.5rem;box-shadow:0 4px 12px #0000001a}._inputContainer_7b99w_228 textarea{flex:1;background:none;border:none;color:var(--text-color);font-size:1rem;padding:.5rem;resize:none;max-height:200px;outline:none;line-height:1.5}._sendBtn_7b99w_254{width:40px;height:40px;flex-shrink:0;font-size:1.2rem!important;padding:0!important}._privacyNote_7b99w_262{text-align:center;font-size:.7rem;color:var(--text-muted);margin-top:.75rem;opacity:.6}._loadingOverlay_7b99w_270{position:absolute;inset:48px 0 0;background-color:#000000d9;z-index:150;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1rem}@media (max-width: 768px){._historySidebar_7b99w_55{position:absolute;left:0;top:0;bottom:0;width:80%;box-shadow:10px 0 20px #0000004d}}