@keyframes tah-blink{0%,to{opacity:1}50%{opacity:0}}[data-face=product]{--surface-page:var(--neutral-50);--font-sans:var(--font-geist), "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;--font-display:var(--font-gotham), "Gotham", ui-sans-serif, system-ui, sans-serif;--face-font-display:var(--font-sans);--face-display-weight:600;--face-display-tracking:var(--tracking-tight);--radius-control:6px;--radius-card:10px;--radius-overlay:12px;--control-h:36px;--control-h-sm:30px;--control-h-lg:40px;--control-px:12px;--control-font:14px;--row-h:44px;--cell-px:12px;--table-font:13px;--text-body-size:14px;--card-pad:20px;--card-shadow:var(--shadow-xs);--card-border:var(--border-subtle)}[data-theme=dark][data-face=product],[data-theme=dark] [data-face=product]{--surface-page:var(--neutral-950)}.tah-root{background:var(--surface-card);height:100%;min-height:0;color:var(--text-primary);font-family:var(--font-sans);flex-direction:column;font-size:15px;line-height:1.55;display:flex;position:relative}.tah-root[data-mode=widget]{font-size:14px}.tah-root button{font:inherit}.tah-sr{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.tah-head{border-bottom:1px solid var(--border-subtle);flex:none;align-items:center;gap:10px;min-height:60px;padding:0 18px;display:flex}.tah-root[data-mode=widget] .tah-head{min-height:52px;padding:0 14px}.tah-head__icon{background:var(--surface-brand-soft);width:34px;height:34px;color:var(--text-brand);border-radius:10px;flex:none;place-items:center;display:grid}.tah-head__titles{flex-direction:column;flex:1;min-width:0;line-height:1.25;display:flex}.tah-head__title{margin:0;font-size:15px;font-weight:600}.tah-head__sub{color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;font-size:12.5px;overflow:hidden}.tah-head__actions{align-items:center;gap:2px;display:flex}.tah-body{overscroll-behavior:contain;flex:1;min-height:0;overflow:auto}.tah-col{flex-direction:column;gap:22px;margin:0 auto;padding:20px 18px;display:flex}.tah-root[data-mode=page] .tah-col{max-width:780px;padding:28px 24px 24px}.tah-root[data-mode=widget] .tah-col{padding:16px 14px}.tah-stack{flex-direction:column;gap:8px;display:flex}.tah-welcome__title{font:500 22px/1.2 var(--font-display);letter-spacing:-.015em;text-wrap:pretty;margin:0}.tah-root[data-mode=page] .tah-welcome__title{font:500 30px/1.15 var(--font-display)}.tah-root[data-mode=widget] .tah-welcome__title{font:600 17px/1.3 var(--font-sans)}.tah-welcome__sub{color:var(--text-secondary);text-wrap:pretty;margin:0;font-size:14.5px}.tah-label{color:var(--text-secondary);font-size:13px;font-weight:600}.tah-overline{font:600 11px/1.2 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--text-secondary)}.tah-chips{flex-wrap:wrap;gap:6px;display:flex}.tah-radio{border:1px solid var(--border-default);background:var(--surface-card);min-height:36px;color:var(--text-primary);font:500 13.5px/1 var(--font-sans);white-space:nowrap;cursor:pointer;border-radius:999px;align-items:center;gap:6px;padding:0 12px;display:inline-flex}.tah-root[data-mode=widget] .tah-radio{min-height:30px}.tah-radio:hover{border-color:var(--border-strong)}.tah-radio[aria-checked=true]{border-color:var(--border-selected);background:var(--surface-selected);color:var(--text-brand)}.tah-sugg{border:1px solid var(--border-subtle);background:var(--surface-card);width:100%;min-height:44px;color:var(--text-primary);text-align:left;cursor:pointer;border-radius:10px;align-items:center;gap:10px;padding:8px 12px;font-size:14.5px;display:flex}.tah-root[data-mode=widget] .tah-sugg{min-height:40px}.tah-sugg:hover{border-color:var(--border-strong);background:var(--surface-hover)}.tah-sugg__icon{color:var(--text-brand);flex:none}.tah-sugg__go{color:var(--text-tertiary);flex:none}.tah-sugg span{text-wrap:pretty;flex:1;min-width:0}.tah-turn{flex-direction:column;gap:10px;display:flex}.tah-user{background:var(--surface-sunken);max-width:86%;color:var(--text-primary);text-wrap:pretty;overflow-wrap:anywhere;border-radius:16px 16px 4px;align-self:flex-end;padding:10px 14px}.tah-bot{align-items:flex-start;gap:10px;display:flex}.tah-avatar{background:var(--surface-brand-soft);width:26px;height:26px;color:var(--text-brand);border-radius:8px;flex:none;place-items:center;margin-top:1px;display:grid}.tah-bot__main{flex-direction:column;flex:1;gap:12px;min-width:0;display:flex}.tah-p{text-wrap:pretty;overflow-wrap:anywhere;margin:0}.tah-p code,.tah-steps code{background:var(--surface-sunken);font:500 .9em var(--font-mono);border-radius:5px;padding:1px 5px}.tah-p strong,.tah-steps strong{font-weight:600}.tah-thinking{flex-direction:column;gap:10px;padding-top:2px;display:flex}.tah-thinking__line{color:var(--text-secondary);align-items:center;gap:8px;font-size:14px;display:inline-flex}.tah-cite{background:var(--surface-brand-soft);min-width:20px;height:18px;color:var(--text-brand);font:600 11px/1 var(--font-mono);vertical-align:2px;cursor:pointer;border:0;border-radius:5px;place-items:center;margin:0 2px;padding:0 4px;display:inline-grid}.tah-cite:hover{background:var(--surface-brand);color:var(--text-on-brand)}.tah-cite:disabled{cursor:default}.tah-caret{vertical-align:-2px;background:var(--text-brand);width:7px;height:15px;margin-left:2px;animation:1s step-end infinite tah-blink;display:inline-block}@media (prefers-reduced-motion:reduce){.tah-caret{animation:none}}.tah-steps{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.tah-steps li{gap:10px;display:flex}.tah-steps__n{background:var(--surface-sunken);width:22px;height:22px;font:600 12px/1 var(--font-mono);color:var(--text-secondary);border-radius:999px;flex:none;place-items:center;margin-top:1px;display:grid}.tah-steps__t{text-wrap:pretty;overflow-wrap:anywhere;flex:1;min-width:0}.tah-nodata{background:var(--status-info-bg);color:var(--status-info-fg);border-radius:999px;align-self:flex-start;align-items:center;gap:6px;padding:4px 10px;font-size:12.5px;font-weight:500;display:inline-flex}.tah-sources{flex-direction:column;gap:6px;display:flex}.tah-sources__title{color:var(--text-secondary);font-size:12.5px;font-weight:600}.tah-card-btn{border:1px solid var(--border-subtle);background:var(--surface-card);width:100%;color:var(--text-primary);text-align:left;cursor:pointer;border-radius:10px;align-items:flex-start;gap:10px;padding:10px 12px;text-decoration:none;display:flex}.tah-card-btn:hover{border-color:var(--border-strong);background:var(--surface-hover);color:var(--text-primary)}.tah-card-btn--center{align-items:center;padding:9px 12px}.tah-num{background:var(--surface-brand-soft);min-width:22px;height:20px;color:var(--text-brand);font:600 11.5px/1 var(--font-mono);border-radius:5px;flex:none;place-items:center;display:grid}.tah-card-btn__text{flex-direction:column;flex:1;gap:2px;min-width:0;line-height:1.35;display:flex}.tah-card-btn__title{font-size:14px;font-weight:600}.tah-card-btn__meta{color:var(--text-secondary);font-size:12.5px}.tah-muted-icon{color:var(--text-tertiary);flex:none}.tah-actions{flex-wrap:wrap;align-items:center;gap:2px;display:flex}.tah-actions__spacer{flex:1}.tah-thanks{color:var(--text-secondary);font-size:13px}.tah-reason{background:var(--surface-sunken);border-radius:10px;flex-direction:column;gap:10px;padding:12px;display:flex}.tah-reason__title{font-size:13.5px;font-weight:600}.tah-reason .tah-radio{min-height:34px;font-size:13px}.tah-reason__btns{justify-content:flex-end;gap:8px;display:flex}.tah-follow{border:1px solid var(--border-default);background:var(--surface-card);min-height:36px;color:var(--text-primary);font:500 13.5px/1.2 var(--font-sans);text-align:left;cursor:pointer;border-radius:999px;align-items:center;gap:6px;padding:0 12px;display:inline-flex}.tah-follow:hover{border-color:var(--border-strong)}.tah-notfound{border:1px dashed var(--border-strong);background:var(--surface-sunken);border-radius:12px;flex-direction:column;gap:14px;padding:16px;display:flex}.tah-notfound__head{align-items:flex-start;gap:12px;display:flex}.tah-notfound__icon{border:1px dashed var(--border-strong);width:34px;height:34px;color:var(--text-secondary);border-radius:999px;flex:none;place-items:center;display:grid}.tah-notfound__sub{color:var(--text-secondary);text-wrap:pretty;font-size:14px}.tah-notfound .tah-card-btn__title{font-weight:500}.tah-btnrow{flex-wrap:wrap;gap:8px;display:flex}.tah-offchip{border:1px solid var(--border-subtle);width:100%;color:var(--text-primary);text-align:left;cursor:pointer;background:0 0;border-radius:10px;align-items:center;gap:8px;padding:8px 12px;font-size:14px;display:flex}.tah-offchip:hover{border-color:var(--border-strong)}.tah-error{border:1px solid var(--status-danger-border);background:var(--status-danger-bg);border-radius:12px;flex-wrap:wrap;align-items:center;gap:10px 12px;padding:12px 14px;display:flex}.tah-error__text{text-wrap:pretty;flex:180px;font-size:14px}.tah-limit{border:1px solid var(--status-warning-border);background:var(--status-warning-bg);border-radius:12px;flex-direction:column;gap:10px;padding:14px;display:flex}.tah-limit__row{text-wrap:pretty;align-items:flex-start;gap:10px;font-size:14px;display:flex}.tah-limit__row strong{font-weight:600}.tah-composer{border-top:1px solid var(--border-subtle);background:var(--surface-card);flex:none}.tah-composer__inner{flex-direction:column;gap:8px;margin:0 auto;padding:12px 18px;display:flex}.tah-root[data-mode=page] .tah-composer__inner{max-width:780px;padding:12px 24px}.tah-root[data-mode=widget] .tah-composer__inner{padding:12px 14px}.tah-form-row{align-items:center;gap:8px;display:flex}.tah-form-row>.tot-input{flex:1;min-width:0}.tah-verify{color:var(--text-secondary);align-items:center;gap:8px;font-size:12.5px;display:flex}.tah-ts:empty{display:none}.tah-disclaimer{color:var(--text-tertiary);flex-wrap:wrap;gap:2px 6px;font-size:12px;line-height:1.45;display:flex;position:relative}.tah-linkbtn{color:var(--text-link);font:inherit;cursor:pointer;background:0 0;border:0;padding:0;text-decoration:underline}.tah-linkbtn:hover{color:var(--text-link-hover)}.tah-priv{z-index:5;background:var(--surface-raised);box-shadow:var(--shadow-lg);border:1px solid var(--border-subtle);color:var(--text-primary);border-radius:12px;flex-direction:column;gap:6px;padding:12px 14px;font-size:13px;display:flex;position:absolute;bottom:calc(100% + 8px);left:0;right:0}.tah-priv strong{font-weight:600}.tah-priv span{color:var(--text-secondary);text-wrap:pretty}.tah-priv a{color:var(--text-link)}.tah-support{flex-direction:column;gap:16px;display:flex}.tah-support__grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr));gap:14px;display:grid}.tah-select{padding-right:8px;position:relative}.tah-select select{min-width:0;height:100%;font:inherit;color:inherit;appearance:none;cursor:pointer;background:0 0;border:0;outline:0;flex:1;margin:0;padding:0}.tah-select select option{background:var(--surface-raised);color:var(--text-primary)}.tah-attach{background:var(--surface-sunken);border-radius:10px;align-items:center;gap:10px;padding:10px 12px;font-size:14px;display:flex}.tah-attach span:nth-child(2){flex:1;min-width:0}.tah-attach__n{color:var(--text-secondary)}.tah-end{flex-wrap:wrap;justify-content:flex-end;gap:10px;display:flex}.tah-sent{flex-direction:column;align-items:flex-start;gap:14px;padding:28px 4px;display:flex}.tah-sent__icon{background:var(--status-success-bg);width:48px;height:48px;color:var(--status-success-fg);border-radius:999px;place-items:center;display:grid}.tah-sent h3{font:500 24px/1.2 var(--font-display);letter-spacing:-.015em;margin:0}.tah-sent p{color:var(--text-secondary);text-wrap:pretty;margin:0}.tah-sent p strong{color:var(--text-primary);font-weight:600}.tah-protocol{background:var(--surface-sunken);font:13px var(--font-mono);color:var(--text-secondary);border-radius:6px;padding:6px 10px}.tah-form-error{color:var(--status-danger-fg);font-size:13.5px}.tah-search{z-index:4;position:relative}.tah-search__list{z-index:6;border:1px solid var(--border-subtle);background:var(--surface-raised);box-shadow:var(--shadow-lg);border-radius:10px;margin:0;padding:4px;list-style:none;position:absolute;top:calc(100% + 6px);left:0;right:0}.tah-search__opt{cursor:pointer;border-radius:8px;flex-direction:column;gap:2px;padding:8px 10px;line-height:1.35;display:flex}.tah-search__opt[aria-selected=true],.tah-search__opt:hover{background:var(--surface-hover)}.tah-search__opt span:first-child{font-weight:500}.tah-search__opt span:last-child{color:var(--text-secondary);font-size:12.5px}.tah-search__hint{color:var(--text-secondary);padding:8px 10px;font-size:12.5px}.tah-screenhelp{border:1px solid var(--border-subtle);border-radius:10px;flex-direction:column;display:flex;overflow:hidden}.tah-screenhelp a{width:100%;color:var(--text-primary);align-items:center;gap:10px;padding:10px 12px;text-decoration:none;display:flex}.tah-screenhelp a+a{border-top:1px solid var(--border-subtle)}.tah-screenhelp a:hover{background:var(--surface-hover);color:var(--text-primary)}.tah-foot{border-top:1px solid var(--border-subtle);flex:none;justify-content:space-between;align-items:center;gap:8px;padding:10px 14px;font-size:13px;display:flex}.tah-foot span{color:var(--text-secondary);white-space:nowrap}.tah-foot a{white-space:nowrap;color:var(--text-link);align-items:center;gap:4px;display:inline-flex}.tah-fab{z-index:60;position:fixed;bottom:24px;right:24px}.tah-fab button{background:var(--action-primary-bg);height:52px;color:var(--action-primary-fg);font:600 15.5px/1 var(--font-sans);white-space:nowrap;box-shadow:var(--shadow-lg);cursor:pointer;border:0;border-radius:999px;align-items:center;gap:10px;padding:0 20px 0 16px;display:inline-flex}.tah-fab button:hover{background:var(--action-primary-hover)}.tah-fab button:focus-visible,.tah-panel :focus-visible{outline:2px solid var(--focus-color);outline-offset:2px}.tah-root .tot-input :is(input,textarea):focus-visible{outline:none}.tah-panel{z-index:70;width:400px;height:min(680px,100% - 120px);box-shadow:var(--shadow-xl);border:1px solid var(--border-subtle);background:var(--surface-card);border-radius:20px;flex-direction:column;display:flex;position:fixed;bottom:24px;right:24px;overflow:hidden}@media (max-width:640px){.tah-fab{bottom:16px;right:16px}.tah-fab button{justify-content:center;width:56px;height:56px;padding:0}.tah-fab__label{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.tah-panel{border:0;border-radius:0;width:auto;height:auto;inset:0}.tah-desktop-only{display:none!important}.tah-root[data-mode=panel] .tah-head,.tah-root[data-mode=panel] .tah-col,.tah-root[data-mode=panel] .tah-composer__inner{padding-left:14px;padding-right:14px}.tah-root[data-mode=page] .tah-col{padding:20px 12px}.tah-root[data-mode=page] .tah-composer__inner{padding:12px}}.tah-page{--tah-page-offset-default:108px;height:calc(100dvh - var(--tah-page-offset,var(--tah-page-offset-default)));flex-direction:column;min-height:420px;display:flex}@media (max-width:1099px){.tah-page{--tah-page-offset-default:80px}}.tah-page .tah-root,.tah-page .tah-composer{background:0 0}.tah-quick{background:var(--surface-card);box-shadow:var(--shadow-sm);border:1px solid var(--border-subtle);border-radius:16px;flex-direction:column;gap:12px;padding:20px 22px;display:flex}.tah-quick__head{align-items:center;gap:10px;display:flex}.tah-quick__icon{background:var(--surface-brand-soft);width:30px;height:30px;color:var(--text-brand);border-radius:9px;flex:none;place-items:center;display:grid}.tah-quick__title{flex:1;margin:0;font-size:16px;font-weight:600}.tah-quick .tah-p{font-size:16px;line-height:1.6}.tah-quick__src{border:1px solid var(--border-subtle);background:var(--surface-card);min-height:40px;color:var(--text-primary);font:500 14px/1.2 var(--font-sans);cursor:pointer;border-radius:10px;align-items:center;gap:8px;padding:0 12px 0 8px;text-decoration:none;display:inline-flex}.tah-quick__src:hover{border-color:var(--border-strong);color:var(--text-primary)}.tah-quick__sec{color:var(--text-tertiary)}.tah-quick__foot{color:var(--text-tertiary);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px 16px;padding-top:4px;font-size:12.5px;display:flex}