.NeyruGrip_grip__hPM1Q{position:fixed;left:50%;bottom:var(--nsh-grip-top);transform:translateX(-50%);z-index:30}.AppShell_host__rT1Zu{position:relative;min-height:100dvh;padding-top:env(safe-area-inset-top)}.AppShell_content__MmR49{padding-bottom:var(--nsh-navbar-chrome-top)}.AppShell_factToast__kUsQK{position:fixed;left:var(--nsh-space-5);right:var(--nsh-space-5);bottom:calc(var(--nsh-grip-top) + var(--nsh-callzone-size) + var(--nsh-space-3));pointer-events:auto}.ChatHeader_gripRow__5Jhqa{display:flex;justify-content:center;padding:var(--nsh-space-3) 0 var(--nsh-space-6);flex:none;cursor:-webkit-grab;cursor:grab;touch-action:none;-moz-user-select:none;user-select:none;-webkit-user-select:none}.ChatHeader_handle__VXero{width:44px;height:4px;border-radius:var(--nsh-radius-control);background:var(--nsh-btn-disabled-bg)}.ChatHeader_header__HpBXJ{flex:none;padding:0 var(--nsh-space-5);touch-action:none;color:var(--nsh-text)}.ChatHeader_title__TWDHH{display:flex;align-items:center;justify-content:center;gap:10px;font-size:24px;font-weight:500}.ChatHeader_sign__JdnX9{flex:none}.ChatHeader_context__a_dFq{margin-top:6px;text-align:center;font-size:12px}.ChatFeed_feedArea__dfWjl{position:relative;flex:1 1;min-height:0;margin-top:var(--nsh-space-5)}.ChatFeed_thread__GBc2x{position:absolute;inset:0;overflow-y:auto;padding:var(--nsh-space-4) var(--nsh-space-5) 44px;scrollbar-width:none}.ChatFeed_thread__GBc2x::-webkit-scrollbar{display:none}.ChatFeed_rows___MeZn{display:flex;flex-direction:column;gap:22px}.ChatFeed_rowsConversation__lxeiP{min-height:100%;justify-content:flex-end}.ChatFeed_rows___MeZn>:not(:first-child){animation:ChatFeed_nsh-fade-in__ZGGix var(--nsh-motion-fast) var(--nsh-motion-enter) both}@media (prefers-reduced-motion:reduce){.ChatFeed_arriving__r1QM2{animation-delay:0s!important}}.ChatFeed_neyruMsg__aXR1m{display:flex;flex-direction:column;gap:14px}.ChatFeed_neyruLine__c35Rh{margin-left:6px;max-width:330px}.ChatFeed_taskPart__YLKVA{align-self:flex-start;max-width:330px}.ChatFeed_taskText__S7mP2{margin:0;font-size:17px;line-height:1.45}.ChatFeed_neyruText__lqDSz{margin:0;font-size:17px;line-height:1.4;color:var(--nsh-text)}.ChatFeed_streamCue__ckBle{color:var(--nsh-card-border)}.ChatFeed_failedBody__isVMj{display:flex;flex-direction:column;align-items:flex-start}.ChatFeed_historyError__o0Qun{margin-left:6px;max-width:330px}.ChatFeed_studentTurn__QkUos{position:relative;align-self:flex-end;max-width:290px}.ChatFeed_glowField__Bi6cr{position:absolute;left:-16px;right:-16px;top:-10px;bottom:-10px;background:color-mix(in srgb,var(--nsh-chat-glow) 12%,transparent);filter:blur(50px);pointer-events:none}.ChatFeed_glowBand__fCKsp{position:absolute;left:50px;right:50px;top:50%;height:30px;margin-top:-15px;background:color-mix(in srgb,var(--nsh-chat-glow) 55%,transparent);filter:blur(48px);pointer-events:none}.ChatFeed_studentBubble__bufEF{position:relative;margin:0;background:var(--nsh-bg);border:var(--nsh-border-width) solid var(--nsh-sheet-border);border-radius:var(--nsh-radius-surface);padding:var(--nsh-space-4) 18px;font-size:17px;line-height:1.4;color:var(--nsh-text)}.ChatFeed_studentAttachment__NfoIa{align-self:flex-end;display:flex;flex-direction:column;align-items:flex-end;gap:var(--nsh-space-2)}.ChatFeed_studentTurnAttachment__joGTl{width:270px;max-width:none}.ChatFeed_attachmentBubble__NKIIe{padding:10px 10px 12px var(--nsh-space-2)}.ChatFeed_attachmentImage__83Qun{display:block;width:250px;height:170px;border-radius:var(--nsh-radius-cell);object-fit:cover}.ChatFeed_attachmentCaption__RzNmq{margin:10px 0 0;padding:0 var(--nsh-space-2)}.ChatFeed_attachmentDoorLine__2XJzG{max-width:270px;text-align:right}.ChatFeed_fadeTop__puo4F{position:absolute;left:0;right:0;top:0;height:var(--nsh-space-6);background:linear-gradient(0deg,transparent,var(--nsh-sheet-surface));pointer-events:none}.ChatFeed_fadeBottom___dvN1{position:absolute;left:0;right:0;bottom:0;height:32px;background:linear-gradient(180deg,transparent,var(--nsh-sheet-surface));pointer-events:none}.AttachmentSheet_rows__KlL5J{margin-top:var(--nsh-space-2);display:flex;flex-direction:column;gap:var(--nsh-space-2)}.AttachmentSheet_source___ohVE{display:contents}.AttachmentSheet_row__Yqneb{height:50px;box-sizing:border-box;padding:0 var(--nsh-space-4);border:none;border-radius:var(--nsh-radius-cell);background:var(--nsh-panel-fill);display:flex;align-items:center;gap:var(--nsh-space-3);font-size:15px;color:var(--nsh-text);text-align:left;cursor:pointer}.AttachmentSheet_picker__OK5t1{display:none}.ChatInputRow_inputRow__UD4zM{flex:none;padding:0 var(--nsh-space-5)}.ChatInputRow_field__V8oti{height:72px;box-sizing:border-box;display:flex;align-items:center;justify-content:space-between;padding:0 var(--nsh-space-4) 0 var(--nsh-space-5);background:var(--nsh-bg);border:var(--nsh-border-width) solid var(--nsh-sheet-border);border-radius:var(--nsh-radius-cell)}.ChatInputRow_fieldWithAttach__pC6_Q{padding:0 var(--nsh-space-4);gap:var(--nsh-space-3)}.ChatInputRow_attach__XBMfe{width:32px;height:32px;flex:none;border:none;border-radius:var(--nsh-radius-control);background:var(--nsh-panel-fill);color:var(--nsh-ink);display:flex;align-items:center;justify-content:center;padding:0;cursor:pointer}.ChatInputRow_field__V8oti:focus-within{border-color:var(--nsh-ink)}.ChatInputRow_input__KiZPA{flex:1 1;min-width:0;border:none;outline:none;background:transparent;font-size:17px;color:var(--nsh-text);caret-color:var(--nsh-ink)}.ChatInputRow_input__KiZPA::placeholder{color:var(--nsh-text-muted)}.ChatInputRow_send__BisFv{width:32px;height:32px;border-radius:var(--nsh-radius-control);border:none;flex:none;display:flex;align-items:center;justify-content:center;background:var(--nsh-ink);color:var(--nsh-card-dark-text);font-size:15px;cursor:pointer;transition:background var(--nsh-motion-base) var(--nsh-motion-enter)}.ChatInputRow_send__BisFv:disabled{background:var(--nsh-btn-disabled-bg);cursor:default}.ChatInputRow_legal__j5YIL{margin:10px 0 0;text-align:center;font-size:11px;line-height:1.4;color:var(--nsh-text-muted)}.ChatSheetBody_body__Qf5x3{flex:1 1;min-height:0;display:flex;flex-direction:column;padding-bottom:36px}.TutorialVeil_veil__hzIfS{position:fixed;inset:0;background:var(--nsh-tutorial-veil);pointer-events:auto;touch-action:none;z-index:29}.TutorialVeil_chevronBand__FwXUt{position:absolute;left:0;right:0;bottom:64px;height:104px;display:flex;align-items:flex-end;justify-content:center;pointer-events:none}.TutorialVeil_chevron__mTryV{font-size:32px;line-height:1;color:var(--nsh-card-dark-text);opacity:1;animation:TutorialVeil_nshChevGlow__klyeE 2.4s var(--nsh-motion-exit) infinite}@keyframes TutorialVeil_nshChevGlow__klyeE{0%{opacity:.55;transform:translateY(4px)}50%{opacity:1;transform:translateY(-4px)}to{opacity:.55;transform:translateY(4px)}}.FullChatSheet_sheet__wsD1S{position:fixed;left:0;right:0;top:var(--nsh-vv-offset-top,0);height:var(--nsh-vv-height,100dvh);bottom:auto;z-index:40;background:var(--nsh-sheet-surface);border-radius:var(--nsh-radius-surface) var(--nsh-radius-surface) 0 0;display:flex;flex-direction:column;overflow:hidden;will-change:transform;transition:transform var(--nsh-motion-slow) var(--nsh-motion-physical)}.FullChatSheet_dragging__o_zIc{transition:none}