:root{--color-bg:#07090d;--color-bg-elevated:#0c1118;--color-panel:#101720;--color-panel-soft:#151d28;--color-text:#f6f1e8;--color-muted:#9aa5b3;--color-subtle:#66717f;--color-border:hsla(39,44%,85%,.12);--color-border-strong:hsla(39,44%,85%,.22);--color-accent:#d6b56d;--color-accent-strong:#f2cf83;--color-accent-soft:hsla(41,56%,63%,.12);--color-accent-glow:hsla(41,56%,63%,.35);--color-accent-glow-clear:hsla(41,56%,63%,0);--color-accent-border:hsla(41,56%,63%,.24);--color-user-surface:hsla(41,56%,63%,.16);--color-success:#74d9b1;--color-success-border:rgba(116,217,177,.22);--color-error:#ff8f8f;--color-error-soft:hsla(0,100%,78%,.09);--color-error-border:hsla(0,100%,78%,.3);--color-error-border-strong:hsla(0,100%,78%,.45);--color-error-glow:hsla(0,100%,78%,.12);--color-glass:rgba(12,17,24,.82);--color-glass-chat:rgba(12,17,24,.78);--color-scrim:rgba(7,9,13,.66);--color-wash:hsla(0,0%,100%,.04);--color-wash-subtle:hsla(0,0%,100%,.035);--color-answer-highlight:hsla(0,0%,100%,.075);--color-contrast-on-accent:#17130a;--gradient-page:radial-gradient(circle at top left,hsla(41,56%,63%,.18),transparent 28rem),radial-gradient(circle at bottom right,rgba(116,217,177,.1),transparent 32rem),linear-gradient(180deg,hsla(0,0%,100%,.035),transparent 18rem);--gradient-user:linear-gradient(135deg,var(--color-user-surface),hsla(0,0%,100%,.05));--gradient-answer:linear-gradient(180deg,var(--color-panel-soft),var(--color-panel));--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--radius-sm:0.75rem;--radius-md:1rem;--radius-lg:1.5rem;--radius-xl:2rem;--chat-column-width:50rem;--shadow-panel:0 1.5rem 5rem rgba(0,0,0,.42);--shadow-answer:0 1rem 3rem rgba(0,0,0,.24),inset 0 1px 0 var(--color-answer-highlight);--font-sans:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--transition-fast:160ms ease}*{box-sizing:border-box}body,html{min-height:100%;margin:0;background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans)}body:before{content:"";position:fixed;inset:0;pointer-events:none;background:var(--gradient-page)}a,button,input{font:inherit}a,button{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}.app-shell{position:relative;min-height:100vh;display:grid;grid-template-rows:auto auto 1fr;padding:var(--space-5)}.topbar{width:min(var(--chat-column-width),100%);margin:0 auto var(--space-4);display:flex;align-items:center;justify-content:space-between;gap:var(--space-4)}.wordmark{color:var(--color-text);text-decoration:none;letter-spacing:.08em;font-size:.82rem;font-weight:680}.wordmark span{color:var(--color-accent-strong)}.account-cluster{display:flex;align-items:center;gap:var(--space-3);min-width:0}.account-pill{display:inline-flex;align-items:center;gap:var(--space-2);min-width:0;max-width:18rem;border:1px solid var(--color-border);border-radius:999px;padding:var(--space-2) var(--space-3);color:var(--color-muted);background:var(--color-wash-subtle);font-size:.78rem;overflow:hidden;white-space:nowrap}.account-pill svg{width:1rem;height:1rem;flex:0 0 auto;color:var(--color-subtle)}.account-pill span{overflow:hidden;text-overflow:ellipsis}.ghost-button,.primary-link{border:1px solid var(--color-border-strong);border-radius:999px;color:var(--color-text);text-decoration:none;transition:transform var(--transition-fast),border-color var(--transition-fast),background var(--transition-fast)}.ghost-button{padding:var(--space-2) var(--space-4);background:var(--color-wash);font-size:.82rem}.ghost-button:hover,.primary-link:hover{transform:translateY(-1px);border-color:var(--color-accent)}.chat-frame{width:min(58rem,100%);min-height:calc(100vh - 7.5rem);margin:0 auto;display:grid;grid-template-rows:1fr auto;border:1px solid var(--color-border);border-radius:var(--radius-xl);background:var(--color-glass-chat);box-shadow:var(--shadow-panel);-webkit-backdrop-filter:blur(1.5rem);backdrop-filter:blur(1.5rem);overflow:hidden}.transcript{padding:var(--space-8);overflow-y:auto;display:flex;flex-direction:column;align-items:center;gap:var(--space-5)}.transcript>*{width:min(var(--chat-column-width),100%)}.message{display:flex;animation:rise .22s ease both}.message.user{justify-content:flex-end}.message-card{max-width:min(42rem,92%);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-4);background:var(--color-panel)}.message.user .message-card{background:var(--gradient-user);border-color:var(--color-accent-border)}.message.assistant.answered .message-card{max-width:min(48rem,100%);padding:var(--space-5);border-color:var(--color-border-strong);background:var(--gradient-answer);box-shadow:var(--shadow-answer)}.message.assistant.answered .message-text{font-size:1rem;line-height:1.72}.message-text{margin:0;color:var(--color-text);line-height:1.65;white-space:pre-wrap}.activity-list{display:grid;grid-gap:var(--space-2);gap:var(--space-2);margin-bottom:var(--space-3)}.activity-list-receded{margin:var(--space-3) 0 0;color:var(--color-subtle);font-size:.78rem}.activity-list-receded summary{width:max-content;max-width:100%;cursor:pointer;color:var(--color-subtle)}.activity-archive{display:grid;grid-gap:var(--space-2);gap:var(--space-2);margin-top:var(--space-2);opacity:.72}.activity-chip,.activity-current{border-radius:var(--radius-sm);border:1px solid var(--color-border);color:var(--color-muted);background:var(--color-wash-subtle);font-size:.82rem}.activity-current{display:flex;align-items:center;padding:var(--space-2) var(--space-3)}.activity-chip{display:grid;grid-gap:var(--space-1);gap:var(--space-1);padding:var(--space-3)}.activity-chip strong{color:var(--color-text);font-weight:650}.activity-chip small{display:block;margin-top:var(--space-1);color:var(--color-subtle);line-height:1.45}.activity-label{display:flex;align-items:baseline;gap:var(--space-2)}.activity-chip.call{grid-template-columns:auto 1fr;align-items:center;border-color:var(--color-accent-border);background:var(--color-accent-soft)}.activity-chip.call svg{width:1.2rem;height:1.2rem;color:var(--color-accent-strong)}.activity-chip.result{border-color:var(--color-success-border)}.activity-chip.error{border-color:var(--color-error-border);color:var(--color-error)}.raw-result,.raw-result summary{color:var(--color-subtle)}.raw-result summary{cursor:pointer;width:max-content;max-width:100%;font-size:.78rem}.raw-result pre{max-height:calc(var(--space-10) + var(--space-10));margin:var(--space-2) 0 0;overflow:auto;border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:var(--space-2);background:var(--color-scrim);color:var(--color-muted);opacity:.72;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:.74rem;line-height:1.45;white-space:pre-wrap}.loader,.pulse{width:.55rem;height:.55rem;margin-right:var(--space-2);border-radius:999px;background:var(--color-accent);box-shadow:0 0 0 0 var(--color-accent-glow);animation:pulse 1.35s infinite}.reasoning{margin:0 0 var(--space-3);color:var(--color-subtle);font-size:.84rem}.reasoning summary{color:var(--color-muted);cursor:pointer}.reasoning p{margin:var(--space-2) 0 0;line-height:1.55}.working{display:flex;gap:var(--space-2);align-items:center;min-height:1.6rem}.working span{width:.45rem;height:.45rem;border-radius:999px;background:var(--color-accent);animation:bounce .9s infinite alternate}.working span:nth-child(2){animation-delay:.12s}.working span:nth-child(3){animation-delay:.24s}.sent-images,.staged-images{display:flex;gap:var(--space-2);flex-wrap:wrap;margin-bottom:var(--space-3)}.sent-images img,.thumb img{width:4.5rem;height:4.5rem;object-fit:cover;border-radius:var(--radius-sm);border:1px solid var(--color-border)}.composer{display:grid;justify-items:center;border-top:1px solid var(--color-border);padding:var(--space-4);background:var(--color-scrim)}.composer>*{width:min(var(--chat-column-width),100%)}.composer-row{display:grid;grid-template-columns:auto 1fr auto auto;grid-gap:var(--space-2);gap:var(--space-2);align-items:center}.composer input:not(.file-input){width:100%;border:1px solid transparent;border-radius:999px;padding:var(--space-3) var(--space-4);background:var(--color-panel-soft);color:var(--color-text);outline:none}.composer input:focus{border-color:var(--color-accent);box-shadow:0 0 0 .25rem var(--color-accent-soft)}.file-input{display:none}.banner button,.icon-button,.send-button,.thumb button{display:inline-grid;place-items:center;border:1px solid var(--color-border);color:var(--color-text);background:var(--color-panel-soft);transition:transform var(--transition-fast),border-color var(--transition-fast),background var(--transition-fast)}.icon-button,.send-button{width:2.75rem;height:2.75rem;border-radius:999px}.banner svg,.icon-button svg,.send-button svg,.thumb svg{width:1.15rem;height:1.15rem}.send-button{background:var(--color-accent);color:var(--color-contrast-on-accent);border-color:var(--color-accent)}.icon-button:hover,.send-button:hover{transform:translateY(-1px);border-color:var(--color-accent)}.icon-button.recording{color:var(--color-error);border-color:var(--color-error-border-strong);animation:glow 1.2s infinite}.composer-meta{margin-top:var(--space-2);color:var(--color-subtle);font-size:.78rem}.thumb{position:relative}.thumb button{position:absolute;top:-.45rem;right:-.45rem;width:1.6rem;height:1.6rem;border-radius:999px}.empty-state{margin:auto;max-width:var(--chat-column-width);text-align:center}.eyebrow{margin:0 0 var(--space-3);color:var(--color-accent-strong);text-transform:uppercase;letter-spacing:.18em;font-size:.72rem;font-weight:720}.empty-state h2,.landing-card h1{margin:0;letter-spacing:-.055em}.empty-state h2{font-size:clamp(2.4rem,6vw,4.75rem);line-height:.96}.empty-state p{color:var(--color-muted);line-height:1.65}.prompt-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:var(--space-3);gap:var(--space-3);margin-top:var(--space-8)}.prompt-grid button{border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-4);color:var(--color-text);background:var(--color-wash);text-align:left;transition:transform var(--transition-fast),border-color var(--transition-fast)}.prompt-grid button:hover{transform:translateY(-2px);border-color:var(--color-accent)}.landing-shell{position:relative;min-height:100vh;display:grid;place-items:center;padding:var(--space-6)}.landing-card,.loading-card{width:min(36rem,100%);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--space-10);background:var(--color-glass);box-shadow:var(--shadow-panel);-webkit-backdrop-filter:blur(1.5rem);backdrop-filter:blur(1.5rem);text-align:center}.landing-card h1{font-size:clamp(3rem,9vw,6rem);line-height:.9}.tagline{margin:var(--space-4) 0 0;font-size:1.35rem;color:var(--color-text)}.landing-copy{color:var(--color-muted);line-height:1.7;margin:var(--space-4) auto var(--space-8);max-width:28rem}.primary-link{display:inline-flex;padding:var(--space-3) var(--space-5);background:var(--color-accent);color:var(--color-contrast-on-accent);border-color:var(--color-accent);font-weight:700}.security-note{color:var(--color-subtle);font-size:.82rem}.orb{width:4rem;height:4rem;margin:0 auto var(--space-6);display:grid;place-items:center;border-radius:var(--radius-lg);color:var(--color-accent-strong);background:var(--color-accent-soft);border:1px solid var(--color-accent-border)}.orb svg{width:1.7rem;height:1.7rem}.loading-card{justify-content:center;color:var(--color-muted)}.banner,.loading-card{display:flex;align-items:center}.banner{width:min(58rem,calc(100% - var(--space-10)));margin:0 auto var(--space-4);justify-content:space-between;gap:var(--space-4);border:1px solid var(--color-error-border);border-radius:var(--radius-md);padding:var(--space-3) var(--space-4);background:var(--color-error-soft);color:var(--color-text)}.banner button{width:2rem;height:2rem;border-radius:999px}@keyframes rise{0%{opacity:0;transform:translateY(.5rem)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{70%{box-shadow:0 0 0 .7rem var(--color-accent-glow-clear)}to{box-shadow:0 0 0 0 var(--color-accent-glow-clear)}}@keyframes bounce{0%{transform:translateY(0);opacity:.45}to{transform:translateY(-.35rem);opacity:1}}@keyframes glow{50%{box-shadow:0 0 0 .35rem var(--color-error-glow)}}@media (max-width:760px){.app-shell{padding:var(--space-3)}.topbar{align-items:flex-start}.account-cluster{flex-direction:column;align-items:flex-end;gap:var(--space-2)}.chat-frame{min-height:calc(100vh - 6rem);border-radius:var(--radius-lg)}.transcript{padding:var(--space-4)}.message-card,.message.assistant.answered .message-card{max-width:94%}.composer-row{grid-template-columns:auto 1fr auto}.composer-row .send-button{grid-column:3}.prompt-grid{grid-template-columns:1fr}.landing-card,.loading-card{padding:var(--space-8) var(--space-5)}}