:root{--sans:system-ui, "Segoe UI", Roboto, sans-serif;--app-text:#0b2239;--app-text-muted:#0b22398c;--app-bg:#eef6fb;--app-overlay:radial-gradient(1000px 600px at 10% 10%, #0ea5e91f, transparent 60%), radial-gradient(900px 540px at 90% 30%, #14b8a624, transparent 60%), #0b22391a;--card-bg:#fffffff0;--card-bg-soft:#ffffffe0;--surface-bg:#ffffffb3;--surface-bg-strong:#ffffffeb;--border:#091a2c14;--border-strong:#091a2c1f;--border-stronger:#091a2c2e;--shadow-card:#0000001f 0 14px 30px -18px, #0000000f 0 10px 16px -12px;--shadow-popover:#0000001a 0 10px 20px -14px, #0000000f 0 10px 14px -12px;--brand:#14b8a6eb;--brand-soft:#14b8a61f;--brand-softer:#2dd4bf2e;--brand-border:#14b8a638;--text:var(--app-text);--text-muted:var(--app-text-muted);--text-strong:#0b2239e6;--danger-border:#dc262647;--danger-bg:#dc262614;--dots:#000000e6;font:16px/145% var(--sans);letter-spacing:.2px;--lightningcss-light:initial;--lightningcss-dark: 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svg{color:var(--brand);flex:none}.sidebarChatMenuBtn{width:28px;height:34px;color:var(--text-muted);cursor:pointer;opacity:0;visibility:hidden;pointer-events:none;z-index:2;background:0 0;border:0;align-self:stretch;place-items:center;transition:opacity .16s,color .16s,transform .16s;display:grid;position:relative}.sidebarChatMenuSpacer{width:28px;height:34px}.sidebarChatRow:hover .sidebarChatMenuBtn,.sidebarChatRow:focus-within .sidebarChatMenuBtn{opacity:1;visibility:visible;pointer-events:auto;transform:translate(0)}@media (hover:none){.sidebarChatMenuBtn{opacity:1;visibility:visible;pointer-events:auto}}.sidebarChatMenuBtn:hover{color:var(--text)}.sidebarChatMenuBtn svg{display:block}.sidebarChatMenu{border:1px solid 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12px}.sidebarChatMenuBtn{border-radius:12px;width:46px;height:38px}.sidebarChatMenuSpacer{width:46px;height:38px}.questionWrapOuter,.questionWrapInner,.acInput,.sendButton{height:48px}}@media (width>=1600px) and (height>=900px){.appShell{padding:clamp(26px,4vw,72px) clamp(18px,2vw,32px)}.chatWorkspace{width:min(1820px,96vw);height:min(920px,100svh - 160px)}.chatHeader{padding:16px 22px}.sidebarTop{padding:19px 18px}.brandName{font-size:19px}.messages{padding:22px}.bubble{max-width:min(780px,92%);padding:12px 14px;font-size:15px}.acInput,.questionInput{font-size:14px}.noteRow{font-size:12px}}@media (width>=2000px) and (height>=1080px){.chatWorkspace{width:min(2040px,94vw);height:min(980px,100svh - 180px)}.brandName{font-size:20px}.bubble{max-width:min(900px,92%);font-size:16px}.quickTopic,.quickItem{font-size:14px}}@media (width<=767px){.appShell{padding:0}.chatWorkspace{grid-template-columns:1fr;gap:0;width:100%;height:100svh}.sidebarBackdrop{z-index:69;background:#0000008f;border:0;display:block;position:fixed;inset:0}.sidebar{z-index:70;border-radius:0 22px 22px 0;width:min(88vw,340px);height:100svh;transition:transform .18s;position:fixed;top:0;left:0;transform:translate(-104%)}.sidebarOpen{transform:translate(0)}.sidebarTop{padding:calc(14px + env(safe-area-inset-top,0px)) 14px 12px}.sidebarActions{padding:12px 10px 4px}.sidebarSectionTitle{padding:12px 12px 8px}.sidebarChats{padding:0 8px 12px}.sidebarCloseBtn{display:grid}.chatCard{height:100svh;box-shadow:none;border:0;border-radius:0}.chatHeader{padding:calc(10px + env(safe-area-inset-top,0px)) 12px 10px}.mobileMenuButton{border:1px solid var(--border-strong);background:var(--card-bg);width:38px;height:38px;color:var(--text);cursor:pointer;border-radius:12px;flex:none;place-items:center;display:grid}.headerIconButton,.mobileOnlyButton{display:none}.headerRight{gap:8px}.accountChipButton{height:38px}.accountChipValue{max-width:92px}.themeIconButton{border-radius:12px;width:38px;height:38px}.sidebarChatRow{grid-template-columns:minmax(0,1fr) 46px;gap:10px;padding:8px 10px 8px 12px}.sidebarChatMenuBtn{border-radius:12px;width:46px;height:38px}.sidebarChatMenuSpacer{width:46px;height:38px}.brandName{font-size:17px}.messages{padding:14px 12px}.emptyState{padding:20px 12px}.emptyStateTitle{font-size:clamp(22px,10vw,34px)}.emptyStateText{margin-top:10px;font-size:14px}.messageRow{margin:8px 0}.messageRole{display:none}.bubble{max-width:100%;padding:10px 12px;font-size:14px}.chatFooter{padding:10px 12px calc(10px + env(safe-area-inset-bottom,0px))}.inputRow{grid-template-columns:1fr;gap:10px}.acInput,.questionWrapOuter,.questionWrapInner,.sendButton{height:50px}.quickPanel{max-height:170px;bottom:60px}.sendButton{border-radius:14px;width:100%}.searchOverlay,.modalOverlay{padding:12px}.searchModal,.modalCard{border-radius:16px}.noteRow{display:none}}@media (width<=425px){.sidebar{width:min(90vw,320px)}.chatHeader{padding:calc(10px + env(safe-area-inset-top,0px)) 10px 10px}.messages{padding:12px 10px}.chatFooter{padding:8px 10px calc(10px + env(safe-area-inset-bottom,0px))}.mobileActionRow{grid-template-columns:1fr 46px;gap:8px}.mobileActionBtn{height:40px}.mobileSendBtn{width:46px}.mobileQuestionRow .questionWrapInner{grid-template-columns:1fr 46px}.accountChipButton{padding:0 8px}.accountChipValue{max-width:78px}.questionInput,.acInput{font-size:13px}.sidebarChatRow{grid-template-columns:minmax(0,1fr) 44px;gap:8px;padding:7px 8px 7px 10px}.sidebarChatMenuBtn,.sidebarChatMenuSpacer{width:44px;height:36px}.noteRow{font-size:10px}}@media (width<=375px){.brandName{font-size:16px}.accountChipValue{max-width:70px}.sidebarActionBtn span,.searchResultTitle{font-size:12px}.emptyStateTitle{font-size:21px}}@media (width<=320px){.sidebar{width:92vw}.mobileMenuButton,.themeIconButton{width:36px;height:36px}.accountChipButton{height:36px;padding:0 7px}.accountChipValue{max-width:56px}.headerIconButton,.mobileOnlyButton{display:none}.brand{gap:8px}.brandName{font-size:15px}.messages{padding:10px 8px}.sidebarChatRow{grid-template-columns:minmax(0,1fr) 42px;gap:6px;padding:7px 6px 7px 8px}.sidebarChatMenuBtn{border-radius:11px;width:42px;height:34px}.sidebarChatMenuSpacer{width:42px;height:34px}.chatFooter{padding:8px 8px calc(8px + env(safe-area-inset-bottom,0px))}.mobileActionRow{grid-template-columns:1fr 42px;gap:8px}.mobileActionBtn{height:38px}.mobileSendBtn{width:42px}}