:root{--bg: #0c1017;--bg-elevated: #121922;--surface: #161d27;--surface-elevated: #1c2633;--border: #2a3544;--border-subtle: #222c38;--text: #e8eef5;--muted: #8b9aad;--accent: #6b95f0;--accent-hover: #7aa3f5;--accent-muted: rgba(107, 149, 240, .14);--warn: #c9a227;--danger: #e05d5d;--danger-muted: rgba(224, 93, 93, .12);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .28);--shadow-md: 0 4px 24px rgba(0, 0, 0, .35);--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--focus-ring: 0 0 0 2px var(--bg), 0 0 0 4px var(--accent);--font-sans: "Source Sans 3", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;color:var(--text);background-color:var(--bg);font-family:var(--font-sans);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}*{box-sizing:border-box}html{text-rendering:optimizeLegibility}body{margin:0;min-height:100dvh;color:var(--text);background:radial-gradient(120% 80% at 50% -20%,#1a2838 0%,var(--bg) 45%)}h1,h2,h3{font-weight:600;line-height:1.25;letter-spacing:-.02em;margin:0 0 var(--space-3)}h1{font-size:1.65rem}h2{font-size:1.15rem;margin-top:0}h3{font-size:1rem}p{margin:0 0 var(--space-3)}p:last-child{margin-bottom:0}a{color:var(--accent);text-underline-offset:2px}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:none;box-shadow:var(--focus-ring)}button,.btn{cursor:pointer;font-family:inherit;font-size:.9375rem;font-weight:600;border-radius:var(--radius-md);border:1px solid var(--border);background:var(--surface-elevated);color:var(--text);padding:var(--space-2) var(--space-4);min-height:2.5rem;transition:background .15s ease,border-color .15s ease,color .15s ease}button:disabled,.btn:disabled,.btn[aria-disabled=true]{opacity:.45;cursor:not-allowed}button:hover:not(:disabled),.btn:hover:not(:disabled):not([aria-disabled=true]){background:var(--surface);border-color:#354556}button.primary,.btn--primary{background:var(--accent);border-color:var(--accent);color:#0a0f18}button.primary:hover:not(:disabled),.btn--primary:hover:not(:disabled):not([aria-disabled=true]){background:var(--accent-hover);border-color:var(--accent-hover)}button.danger,.btn--danger{border-color:#e05d5d73;color:var(--danger);background:var(--danger-muted)}button.danger:hover:not(:disabled),.btn--danger:hover:not(:disabled):not([aria-disabled=true]){border-color:var(--danger);background:#e05d5d33}.btn--ghost{background:transparent;border-color:transparent;color:var(--muted);font-weight:500}.btn--ghost:hover:not(:disabled):not([aria-disabled=true]){background:var(--accent-muted);border-color:transparent;color:var(--text)}.btn--stretch{width:100%;justify-content:flex-start;text-align:left}a.btn--primary{text-decoration:none;display:inline-flex;align-items:center;justify-content:center}input,textarea,select{width:100%;font-family:inherit;font-size:.9375rem;padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);border:1px solid var(--border);background:var(--bg-elevated);color:var(--text);transition:border-color .15s ease,box-shadow .15s ease}textarea{resize:vertical;min-height:5rem}input[type=checkbox],input[type=radio]{width:auto;min-height:auto;accent-color:var(--accent)}input[type=range]{width:100%;min-height:auto;padding:0;background:transparent;border:none}input:hover,textarea:hover,select:hover{border-color:#3d4d61}.layout{max-width:960px;margin:0 auto;padding:var(--space-4)}.layout--centered{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100dvh;max-width:100%}.appShell{width:100%;margin:0;padding:max(var(--space-3),env(safe-area-inset-top,0px)) max(var(--space-4),env(safe-area-inset-right,0px)) max(var(--space-4),env(safe-area-inset-bottom,0px)) max(var(--space-4),env(safe-area-inset-left,0px));min-height:100dvh;height:100dvh;max-height:100dvh;overflow:hidden;box-sizing:border-box;display:flex;flex-direction:column}.appShell .page{flex:1;min-height:0;overflow-y:auto}.appShell .page--chat{display:flex;flex-direction:column;overflow:hidden}.appHeader{flex-shrink:0;margin-bottom:var(--space-4)}.appHeaderTop{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-3);padding-bottom:var(--space-3);border-bottom:1px solid var(--border-subtle)}.appBrand{font-weight:700;font-size:1.05rem;letter-spacing:-.03em;color:var(--text);text-decoration:none}.appBrand:hover{color:var(--accent)}.appBrand:focus-visible{border-radius:var(--radius-sm)}.appNav{display:flex;flex-wrap:wrap;gap:var(--space-1);align-items:center;flex-shrink:0}.appNav a{text-decoration:none;padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);color:var(--muted);font-size:.875rem;font-weight:500;transition:background .15s ease,color .15s ease}.appNav a:hover{color:var(--text);background:var(--surface)}.appNav a.active{background:var(--accent-muted);color:var(--accent)}.appHeaderDisclaimer{flex:1;min-width:0;margin:0;text-align:center;font-size:.75rem;line-height:1.35;color:var(--muted);padding:0 var(--space-2)}.appHeaderActions{display:flex;align-items:center;gap:var(--space-2);flex-shrink:0}.profileMenu{position:relative;flex-shrink:0}.profileMenu__trigger{display:flex;align-items:center;justify-content:center;padding:0;border:none;background:transparent;border-radius:999px;cursor:pointer;transition:box-shadow .15s ease,transform .15s ease}.profileMenu__trigger:hover{transform:scale(1.04)}.profileMenu__trigger:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.profileMenu__avatar{width:2.375rem;height:2.375rem;border-radius:999px;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;letter-spacing:.02em;color:var(--accent);background:var(--accent-muted);border:1px solid var(--border-subtle)}.profileMenu__panel{position:absolute;top:calc(100% + var(--space-2));right:0;z-index:50;min-width:12rem;max-height:min(70dvh,24rem);overflow-y:auto;-webkit-overflow-scrolling:touch;padding:var(--space-2);margin-right:max(0px,env(safe-area-inset-right,0px));margin-bottom:max(0px,env(safe-area-inset-bottom,0px));background:var(--surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:var(--space-1)}.profileMenu__link{display:block;text-decoration:none;padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);color:var(--muted);font-size:.875rem;font-weight:500;transition:background .15s ease,color .15s ease}.profileMenu__link:hover{color:var(--text);background:var(--surface-elevated)}.profileMenu__link--active{background:var(--accent-muted);color:var(--accent)}.profileMenu__divider{height:1px;margin:var(--space-1) 0;background:var(--border-subtle);border:none}.profileMenu__signOut{display:block;width:100%;text-align:left;padding:var(--space-2) var(--space-3);border:none;border-radius:var(--radius-md);background:transparent;color:var(--muted);font-size:.875rem;font-weight:500;font-family:inherit;cursor:pointer;transition:background .15s ease,color .15s ease}.profileMenu__signOut:hover{color:var(--text);background:var(--surface-elevated)}.disclosure{text-align:center;background:var(--surface);border:1px solid var(--border-subtle);border-top:3px solid rgba(107,149,240,.5);color:var(--muted);padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);font-size:.8125rem;line-height:1.45;margin-top:var(--space-4);box-shadow:var(--shadow-sm);max-width:52rem;margin-left:auto;margin-right:auto}.disclosure--standalone{margin-top:0;margin-bottom:var(--space-4)}.loginCard{width:100%;max-width:26rem}.card{background:var(--surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--space-5);margin-bottom:var(--space-4);box-shadow:var(--shadow-sm)}.card--flush{padding:0;overflow:hidden}.card__body{padding:var(--space-5)}.row{display:flex;gap:var(--space-2);align-items:flex-start}.row--wrap{flex-wrap:wrap}.row--stretch{align-items:stretch}.row--end{align-items:flex-end}.row--center{align-items:center}.row--start{align-items:flex-start}.row--gap4{gap:var(--space-4)}.checkboxLabel{display:flex;align-items:flex-start;gap:var(--space-3);cursor:pointer}.checkboxLabel input[type=checkbox]{margin-top:.25rem;flex-shrink:0}.row--grow textarea{flex:1;min-width:0}.stack{display:flex;flex-direction:column;gap:var(--space-3)}.stack--tight{gap:var(--space-2)}.page{flex:1;min-height:0;min-width:0}.pageTitle{margin-bottom:var(--space-2)}.pageLead{font-size:.9375rem;color:var(--muted);max-width:42rem;margin-bottom:var(--space-5)}.toolbar{display:flex;flex-wrap:wrap;gap:var(--space-2);align-items:center}.alert{padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);font-size:.875rem;border:1px solid var(--border);background:var(--surface-elevated)}.alert--danger{color:#f0a8a8;border-color:#e05d5d59;background:var(--danger-muted)}.alert--warn{color:#e8d089;border-color:#c9a22759;background:#c9a2271a}.alert--success{color:#a8e6c8;border-color:#7dcda859;background:#7dcda81f}.segmented{display:inline-flex;padding:3px;border-radius:var(--radius-md);background:var(--bg-elevated);border:1px solid var(--border);gap:2px}.segmented button{border:none;background:transparent;min-height:2.25rem;padding:var(--space-2) var(--space-4);color:var(--muted);font-weight:500;box-shadow:none}.segmented button:hover:not(:disabled){color:var(--text);background:var(--surface)}.segmented button.primary{background:var(--surface-elevated);color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow-sm)}.fieldLabel{display:block;font-size:.8125rem;font-weight:600;color:var(--muted);margin-bottom:var(--space-2)}.otpInput{display:flex;justify-content:space-between;gap:var(--space-2);width:100%}.otpInput__box{flex:1 1 0;min-width:0;width:auto;height:3.25rem;padding:0;text-align:center;font-size:1.4rem;font-weight:600;font-variant-numeric:tabular-nums;letter-spacing:0;color:var(--text);background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);transition:border-color .15s ease,box-shadow .15s ease,background .15s ease;caret-color:var(--accent)}.otpInput__box:hover:not(:disabled){border-color:#3d4d61}.otpInput__box:focus-visible{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #6b95f038;background:var(--surface-elevated)}.otpInput__box:disabled{opacity:.55;cursor:not-allowed}.otpInput--invalid .otpInput__box{border-color:#e05d5d8c;background:var(--danger-muted)}.otpInput--invalid .otpInput__box:focus-visible{border-color:var(--danger);box-shadow:0 0 0 3px #e05d5d38}@media (max-width: 380px){.otpInput{gap:var(--space-1)}.otpInput__box{height:2.85rem;font-size:1.2rem}}.bubble{max-width:85%;padding:var(--space-3) var(--space-4);border-radius:var(--radius-lg);margin:var(--space-2) 0;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word;box-shadow:var(--shadow-sm)}.bubble.user{margin-left:auto;background:var(--surface-elevated);border:1px solid var(--border)}.bubble.assistant{margin-right:auto;background:#141c26;border:1px solid #2c3d52}.badge{display:inline-block;font-size:.65rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:var(--space-2)}.small{font-size:.875rem;color:var(--muted);line-height:1.45}.u-mt3{margin-top:var(--space-3)}.u-mt4{margin-top:var(--space-4)}.u-mt5{margin-top:var(--space-5)}.u-mb3{margin-bottom:var(--space-3)}.u-mb0{margin-bottom:0!important}.muted{color:var(--muted)}.codeInline{font-size:.85em;padding:.1em .35em;border-radius:var(--radius-sm);background:var(--bg-elevated);border:1px solid var(--border-subtle)}.chatMessages{flex:1;min-height:12rem;min-width:0;overflow-y:auto;padding:var(--space-2);border-radius:var(--radius-md);background:var(--bg-elevated);border:1px solid var(--border-subtle)}.chatMessages.adminTranscript{min-height:6rem;flex:none}.chatPage{flex:1;min-height:0;display:flex;flex-direction:column;gap:var(--space-4)}.chatPage--fullscreen{gap:var(--space-3);overflow:hidden;min-height:0}.chatPage--fullscreen .chatPageLayout{flex:1;min-height:0;overflow:hidden}.chatPage--fullscreen .chatSessionsAside{max-height:none;align-self:stretch}.page--chat .chatSessionsAside{width:min(280px,26vw)}.chatPageLayout{flex:1;min-height:0;display:flex;flex-direction:row;align-items:stretch;gap:var(--space-4)}.chatPageMain{flex:1;min-width:0;min-height:0;display:flex;flex-direction:column;gap:var(--space-4)}.page--chat .chatPage.chatPage--fullscreen .chatPageMain{overflow:hidden}.chatSessionsAside{flex-shrink:0;width:min(260px,34vw);max-height:min(78dvh,720px);display:flex;flex-direction:column;gap:var(--space-3);padding:var(--space-4);border-radius:16px;border:1px solid var(--border-subtle);background:var(--surface);box-shadow:var(--shadow-sm)}.chatSessionsAsideHead{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--space-2)}.chatSessionsHeading{margin:0;font-size:.8125rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.chatSessionsNewBtn{font-size:.8125rem!important;padding:var(--space-1) var(--space-3)!important;min-height:auto!important}.chatSessionsHint{margin:0;font-size:.75rem;line-height:1.45;color:var(--muted)}.chatSessionsList{flex:1;min-height:0;overflow:auto;margin:0 calc(-1 * var(--space-1))}.chatSessionsUl{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-1)}.chatSessionsEmpty{margin:var(--space-2) 0 0;color:var(--muted)}.chatSessionItem{width:100%;text-align:left;display:flex;flex-direction:column;align-items:flex-start;gap:.15rem;padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);border:1px solid transparent;background:transparent;color:inherit;font:inherit;cursor:pointer;transition:background .15s ease,border-color .15s ease}.chatSessionItem:hover{background:#ffffff0a;border-color:var(--border-subtle)}.chatSessionItem--active{background:#7dcda814;border-color:#7dcda859}.chatSessionItemTitle{font-size:.875rem;font-weight:600;line-height:1.35;word-break:break-word}.chatSessionItemMeta{font-size:.6875rem;color:var(--muted);font-weight:500}.chatSessionRow{display:flex;align-items:stretch;gap:var(--space-1)}.chatSessionRow .chatSessionItem{flex:1;min-width:0}.chatSessionRowActions{display:flex;flex-direction:column;justify-content:center;flex-shrink:0;gap:2px}.chatSessionRowBtn{font-size:.6875rem!important;padding:2px var(--space-2)!important;min-height:auto!important;line-height:1.2}.chatSessionRowBtn--iconOnly{display:inline-flex;align-items:center;justify-content:center;padding:4px!important;min-width:1.75rem}.chatSessionRowBtn--iconOnly svg{width:1rem;height:1rem;flex-shrink:0}.chatSessionsArchivedDetails{margin-top:var(--space-3);padding-top:var(--space-3);border-top:1px solid var(--border-subtle)}.chatSessionsArchivedSummary{cursor:pointer;margin:0 0 var(--space-2);font-size:.75rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);-webkit-user-select:none;user-select:none}.chatSessionsArchivedBody{padding-top:var(--space-1)}.chatSessionsArchivedHint{margin:0 0 var(--space-2);color:var(--muted);line-height:1.4}.chatArchivedRibbon{margin:0 var(--space-3) var(--space-2);padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);background:var(--warn-muted, rgba(201, 162, 39, .12));border:1px solid rgba(201,162,39,.28);color:var(--text)}.chatStatus--muted{color:var(--muted)}.chatViewportSessionName{font-weight:500;letter-spacing:.02em;text-transform:none;color:#ffffffb8}.chatSessionsAsideHeadActions{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:var(--space-2)}.chatSessionsSheetCloseBtn{font-size:.8125rem!important;padding:var(--space-1) var(--space-3)!important;min-height:auto!important}.chatViewportToolbarEnd{display:flex;align-items:center;gap:var(--space-2);flex-shrink:0}.chatSessionsToolbarBtn{font-size:.75rem!important;padding:var(--space-1) var(--space-2)!important;min-height:2.25rem!important}.chatBubbleExplainBtn{display:none;align-self:flex-start;margin-top:var(--space-1)}@media (max-width: 768px){.profileMenu__link--hideNarrow{display:none}.chatBubbleExplainBtn{display:inline-flex}.chatSessionsSheetBackdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1040;background:#060a108c;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,visibility .2s ease}.chatSessionsSheetBackdrop--visible{opacity:1;visibility:visible;pointer-events:auto}.chatPageLayout--narrow{gap:0}.page--chat .chatSessionsAside.chatSessionsAside--narrow{width:100%;max-width:none}.chatSessionsAside.chatSessionsAside--narrow{position:fixed;left:0;right:0;bottom:0;top:auto;width:100%!important;max-height:min(85dvh,560px)!important;margin:0;border-radius:16px 16px 0 0;z-index:1050;transform:translateY(100%);transition:transform .26s cubic-bezier(.32,.72,0,1);box-shadow:var(--shadow-md);padding-bottom:max(var(--space-4),env(safe-area-inset-bottom,0px));pointer-events:none;visibility:hidden}.chatSessionsAside.chatSessionsAside--narrow.chatSessionsAside--narrowOpen{transform:translateY(0);pointer-events:auto;visibility:visible}}@media (max-width: 768px) and (prefers-reduced-motion: reduce){.chatSessionsAside.chatSessionsAside--narrow,.chatSessionsSheetBackdrop{transition:none}}.chatMemorySheet{border-radius:var(--radius-lg);border:1px solid var(--border-subtle);background:var(--surface);padding:0 var(--space-4);box-shadow:var(--shadow-sm)}.chatMemorySheet>summary{cursor:pointer;list-style:none;font-size:.8125rem;font-weight:600;color:var(--muted);padding:var(--space-3) 0;-webkit-user-select:none;user-select:none}.chatMemorySheet>summary::-webkit-details-marker{display:none}.chatMemorySheet>summary:after{content:" ▸";color:var(--muted);font-weight:400}.chatMemorySheet[open]>summary:after{content:" ▾"}.chatMemorySheetBody{display:flex;flex-direction:column;gap:var(--space-3);padding-bottom:var(--space-4)}.chatMemorySheetBody textarea{min-height:4rem}.chatTurnActions{margin-top:var(--space-2);display:flex;justify-content:flex-end}.chatBtnMini{font-size:.8125rem!important;padding:var(--space-1) var(--space-3)!important;min-height:auto!important;font-weight:500!important}.chatMemoryToast{font-size:.8125rem;padding:var(--space-2) var(--space-3);border-radius:var(--radius-md);margin-bottom:var(--space-2)}.chatMemoryToast--ok{background:#7dcda81f;border:1px solid rgba(125,205,168,.35);color:#a8e6c8}.chatMemoryToast--warn{background:#c9a2271a;border:1px solid rgba(201,162,39,.35);color:#e8d089}.chatViewport{flex:1;min-height:min(68dvh,560px);max-height:min(78dvh,720px);display:flex;flex-direction:column;border-radius:16px;border:1px solid var(--border);background:linear-gradient(165deg,#151c28,#0e131c 42%,#0a0e14);box-shadow:var(--shadow-md),inset 0 1px #ffffff0a;overflow:hidden}.chatPage.chatPage--fullscreen .chatViewport{flex:1;min-height:0;max-height:none}.chatViewportToolbar{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--border-subtle);background:#0a0e14a6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.chatSessionStyleBar{flex-shrink:0;display:flex;flex-wrap:wrap;align-items:flex-end;gap:var(--space-3) var(--space-4);padding:var(--space-2) var(--space-4) var(--space-3);border-bottom:1px solid var(--border-subtle);background:#0a0e1459}.chatSessionStyleBarLabel{display:flex;flex-direction:column;gap:.35rem;min-width:min(100%,16rem)}.chatSessionStyleBarLabel>span:first-child{font-size:.65rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}.chatSessionStyleSelect{font:inherit;font-size:.875rem;padding:.4rem .55rem;border-radius:8px;border:1px solid var(--border);background:var(--surface-elevated);color:var(--text);max-width:100%}.chatSessionStyleHint{flex:1;min-width:min(100%,12rem);color:var(--muted)}.chatViewportTitle{font-size:.6875rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chatStatus{font-size:.75rem;font-weight:600;color:#7dcda8;display:inline-flex;align-items:center;gap:.4rem}.chatStatus:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;box-shadow:0 0 10px currentColor}.chatStatus--busy{color:var(--accent)}.chatStatus--busy:before{animation:chatPulse 1.2s ease-in-out infinite}@keyframes chatPulse{0%,to{opacity:.35;transform:scale(.85)}50%{opacity:1;transform:scale(1)}}@media (prefers-reduced-motion: reduce){.chatStatus--busy:before{animation:none;opacity:1}.chatTyping 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