:root{color:#1b232b;font-synthesis:none;--muted:#56616c;--line:#b5bdc5;--focus-ink:#252525;--focus-surface:#f2f2f2;--held-surface:#e5e5e5;--selected-line:#626262;--selected-surface:#f4f4f4;background:#f4f5f6;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.45}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}input,select,textarea{accent-color:var(--focus-ink)}button{color:inherit;cursor:pointer;text-align:left;background:#fff;border:1px solid #9ba6b1;border-radius:8px;min-height:52px;padding:12px 16px}button:disabled{cursor:default;color:#626b74;background:#f1f3f5;border-color:#d7dce1}:is(button,input,select,textarea,summary,a[href],[tabindex]):focus{outline:3px solid var(--focus-ink);outline-offset:3px}main{--bounded-workspace:0;max-width:96rem;min-height:100dvh;font-size:calc(18px * var(--text-scale,1));flex-direction:column;gap:20px;margin:auto;padding:24px 28px 16px;display:flex}h1,h2,h3,p{margin:0}h1,h2{font-size:calc(22px * var(--text-scale,1));letter-spacing:-.015em;font-weight:600;line-height:1.3}h3{margin-block:24px 12px;font-size:20px;font-weight:600}.masthead{align-items:center;gap:20px;min-height:52px;display:flex}.wordmark{letter-spacing:-.06em;font-size:34px;font-weight:750}.product-name{font-size:18px;font-weight:600}.tagline,.prototype{color:var(--muted);font-size:14px}.prototype{margin-left:auto}.status-strip{border-block:1px solid #d0d6dc;flex-wrap:wrap;align-items:baseline;gap:6px 24px;padding-block:10px;font-size:15px;display:flex}.input-mode{font-weight:600}.input-position{color:var(--muted);margin-left:auto}.communication-workspace{grid-template-columns:minmax(0,1fr);gap:20px;min-height:0;display:grid}.message-panel,.interaction-panel{border:1px solid var(--line);background:#fff;border-radius:12px;min-width:0;min-height:0;padding:24px}.message-panel{flex-direction:column;gap:24px;display:flex}.interaction-panel{flex-direction:column;gap:16px;display:flex}.panel-heading{flex-wrap:wrap;flex-shrink:0;align-content:start;align-items:baseline;gap:6px 16px;display:flex}.message-panel .panel-heading{justify-content:space-between}.provenance,.page-label,.panel-caption{color:var(--muted);font-size:14px;line-height:1.5}.page-label,.panel-caption{width:100%}.message-content{flex:1;min-width:0;min-height:0;padding:4px 2px}.message-text{white-space:pre-wrap;overflow-wrap:anywhere;font-size:calc(40px * var(--text-scale,1));letter-spacing:-.015em;font-weight:400;line-height:1.32}.placeholder{color:#65717c;min-height:3em}.message-footer{border-top:1px solid #dce1e6;flex-shrink:0;padding-top:18px}.speech-state{font-size:calc(18px * var(--text-scale,1));font-weight:600}.small{color:var(--muted);margin-top:8px;font-size:15px;line-height:1.5}.interaction-scroll{flex-direction:column;flex:1;gap:20px;min-width:0;min-height:0;margin:-8px;padding:8px;display:flex}.choices{align-content:start;gap:12px;display:grid}.navigation-choices{border-top:1px solid #dce1e6;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:auto;padding-top:16px;display:grid}.navigation-choices:has(>:only-child){grid-template-columns:minmax(0,1fr)}.target-envelope{min-width:0;position:relative}.target-envelope button{flex-direction:column;gap:4px;width:100%;height:100%;min-height:82px;display:flex;position:relative}.choice-label{font-size:calc(23px * var(--text-scale,1));overflow-wrap:anywhere;font-weight:500;line-height:1.28}.choice-detail{font-size:calc(15px * var(--text-scale,1));color:var(--muted);overflow-wrap:anywhere;line-height:1.45}.navigation-choices .choice-label{font-size:calc(20px * var(--text-scale,1))}.scan-label{min-height:20px;color:var(--focus-ink);margin-top:auto;font-size:14px;line-height:20px}.target-envelope[data-scan=true] button{background:var(--focus-surface);border-color:var(--focus-ink);outline:3px solid var(--focus-ink);outline-offset:3px}.target-envelope[data-held=true] button{border-color:var(--focus-ink);outline-color:var(--focus-ink);background:var(--held-surface);outline-width:4px;outline-style:double}.target-envelope[data-held=true] .scan-label{color:var(--focus-ink);font-weight:600}.notice,.recovery-row{font-size:calc(16px * var(--text-scale,1));color:var(--muted);border-block:1px solid #dce1e6;flex:none;padding-block:12px}.recovery-row{flex-wrap:wrap;align-items:center;gap:12px 16px;display:flex}.recovery-row p{flex:14rem}.compact-control{flex:none;min-height:44px;padding:8px 12px;font-size:15px}.correction{border-top:1px solid #dce1e6;margin-top:24px;padding-top:20px}.correction>p+p{margin-top:12px}.replacement-label{color:var(--muted);font-size:15px}.replacement{font-size:calc(28px * var(--text-scale,1));line-height:1.35}.exact{white-space:pre-wrap;overflow-wrap:anywhere}footer{color:var(--muted);flex-wrap:wrap;align-items:center;gap:12px;font-size:14px;display:flex}footer>p{margin-right:auto}footer>a{color:inherit;text-underline-offset:4px}.setup-trigger{text-underline-offset:4px;background:0 0;border-color:#0000;min-height:44px;padding:8px 12px;font-size:14px;text-decoration:underline}.setup-trigger:focus:not(:focus-visible){outline:none}button.setup-trigger:focus-visible{outline:2px solid var(--focus-ink);outline-offset:2px;border-radius:2px}.simulation-switch{min-height:44px;font-size:14px}.setup{color:#1b232b;overscroll-behavior:contain;background:#fff;border:1px solid #7b8793;border-radius:12px;width:min(48rem,100vw - 32px);max-height:calc(100dvh - 48px);padding:28px;font-size:16px;overflow:auto}.setup::backdrop{background:#141c2461}.setup-heading{justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px;display:flex}.setup>p{margin-block:12px}.setup label{align-items:center;gap:12px;margin-block:20px;display:flex}input[type=checkbox]{flex-shrink:0;width:24px;height:24px}.controls{flex-wrap:wrap;gap:12px;margin-block:20px;display:flex}.technical-status{overflow-wrap:anywhere;background:#f0f3f6;padding:12px}.evidence-counts{border-top:1px solid #dce1e6;padding-top:20px}summary{cursor:pointer;padding-block:12px;font-weight:600}.log{overflow-wrap:anywhere;padding-left:24px;font:13px/1.6 ui-monospace,monospace}@media (width>=64rem) and (height>=42rem){main:not([data-large-text=true]){--bounded-workspace:1;grid-template-rows:auto auto minmax(0,1fr) auto;gap:16px;height:100dvh;display:grid}main:not([data-large-text=true]) .communication-workspace{grid-template-columns:minmax(0,54fr) minmax(0,46fr);align-items:stretch}main:not([data-large-text=true]) .interaction-scroll,main:not([data-large-text=true]) .message-content{overscroll-behavior:contain;scrollbar-gutter:stable;overflow:hidden auto}main:not([data-large-text=true]) .choices[data-grid=true]{grid-template-columns:repeat(2,minmax(0,1fr))}main:not([data-large-text=true]) .interaction-scroll:is([data-keyboard-overview=true],[data-keyboard-letters=true]){gap:12px}main:not([data-large-text=true]) :is([data-keyboard-overview=true],[data-keyboard-letters=true]) .choices,main:not([data-large-text=true]) :is([data-keyboard-overview=true],[data-keyboard-letters=true]) .navigation-choices{gap:8px}main:not([data-large-text=true]) :is([data-keyboard-overview=true],[data-keyboard-letters=true]) .navigation-choices{padding-top:8px}main:not([data-large-text=true]) :is([data-keyboard-overview=true],[data-keyboard-letters=true]) .target-envelope button{gap:2px;min-height:64px;padding:6px 12px}main:not([data-large-text=true]) :is([data-keyboard-overview=true],[data-keyboard-letters=true]) .choice-label{font-size:calc(20px * var(--text-scale,1))}main:not([data-large-text=true]) :is([data-keyboard-overview=true],[data-keyboard-letters=true]) .navigation-choices button{min-height:56px;padding-block:4px}main:not([data-large-text=true]) :is([data-keyboard-overview=true],[data-keyboard-letters=true]) .navigation-choices .choice-label{font-size:calc(18px * var(--text-scale,1))}}@media (width>=64rem) and (height>=42rem) and (height<=44rem){main:not([data-large-text=true]) .interaction-scroll:is([data-keyboard-overview=true],[data-keyboard-letters=true]){gap:8px}main:not([data-large-text=true]) :is([data-keyboard-overview=true],[data-keyboard-letters=true]) .target-envelope button{min-height:56px;padding:4px 10px}main:not([data-large-text=true]) :is([data-keyboard-overview=true],[data-keyboard-letters=true]) .choice-label{font-size:calc(18px * var(--text-scale,1))}main:not([data-large-text=true]) :is([data-keyboard-overview=true],[data-keyboard-letters=true]) .navigation-choices button{min-height:52px}main:not([data-large-text=true]) :is([data-keyboard-overview=true],[data-keyboard-letters=true]) .navigation-choices .choice-label{font-size:calc(16px * var(--text-scale,1))}main:not([data-large-text=true]) :is([data-keyboard-overview=true],[data-keyboard-letters=true]) .scan-label{min-height:16px;line-height:16px}}@media (width<=40rem){main{gap:16px;padding:16px}.masthead{gap:16px}.prototype{display:none}.input-position{margin-left:0}.message-panel,.interaction-panel{padding:20px}.navigation-choices{grid-template-columns:minmax(0,1fr)}}main[data-large-text=true] .navigation-choices{grid-template-columns:minmax(0,1fr)}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important}}@media (forced-colors:active){:root{--focus-ink:ButtonText;--focus-surface:Canvas;--held-surface:Canvas;--selected-line:ButtonText;--selected-surface:Canvas}.target-envelope[data-held=true] button{outline-style:double}}.alphabet-surface{flex:none;gap:4px;display:grid}.alphabet-cells{text-align:center;grid-template-columns:repeat(6,minmax(0,1fr));align-items:stretch;gap:6px;width:100%;display:grid}.alphabet-key,.alphabet-row .target-envelope button.alphabet-key{color:#1b232b;min-height:44px;font-size:calc(23px * var(--text-scale,1));background:#fff;border:1px solid #9ba6b1;border-radius:6px;place-items:center;padding:4px;font-weight:500;line-height:1.2;display:grid}.alphabet-row .target-envelope button.alphabet-row-control{background:0 0;border:0;border-radius:6px;min-height:44px;padding:0}.alphabet-row>.target-envelope[data-scan=true] .alphabet-key{background:var(--focus-surface);border-color:var(--focus-ink)}.alphabet-row>.target-envelope[data-held=true] .alphabet-key{background:var(--held-surface);border-color:var(--focus-ink)}.alphabet-row .target-envelope[data-scan=true] button.alphabet-key{background:var(--focus-surface);border-color:var(--focus-ink)}.alphabet-row .target-envelope[data-held=true] button.alphabet-key{background:var(--held-surface);border-color:var(--focus-ink)}.alphabet-row .target-envelope[data-scan=true] button{outline-offset:0}.alphabet-controls{border-top:1px solid #dce1e6;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;margin-top:auto;padding-top:8px;display:grid}.alphabet-controls>:only-child{grid-column:1/-1}.alphabet-controls .target-envelope button{justify-content:center;gap:2px;min-height:48px;padding:4px 8px}.alphabet-controls .choice-label{font-size:calc(16px * var(--text-scale,1));line-height:1.2}.alphabet-controls .choice-detail{font-size:calc(13px * var(--text-scale,1));line-height:1.2}.alphabet-controls .scan-label{display:none}@media (width>=64rem) and (height>=42rem){main:not([data-large-text=true]) .interaction-panel[data-alphabet=true]{gap:12px;padding:16px}main:not([data-large-text=true]) .interaction-scroll[data-alphabet=true]{gap:8px}main:not([data-large-text=true]) .interaction-scroll[data-alphabet=true] .alphabet-row .target-envelope button{min-height:44px;padding:4px}main:not([data-large-text=true]) .interaction-scroll[data-alphabet=true] .alphabet-row .target-envelope button.alphabet-row-control{padding:0}main:not([data-large-text=true]) .alphabet-controls{grid-template-columns:repeat(4,minmax(0,1fr))}main:not([data-large-text=true]) .interaction-scroll[data-alphabet=true] .alphabet-controls .target-envelope button{min-height:48px;padding:4px 8px}main:not([data-large-text=true]) .interaction-scroll[data-alphabet=true] .alphabet-controls .choice-label{font-size:16px}}@media (width<=40rem){.alphabet-cells{gap:4px}.alphabet-key,.alphabet-row .target-envelope button.alphabet-key{min-height:48px}}@media (width>=64rem) and (height>=42rem) and (height<=44rem){main:not([data-large-text=true]) .interaction-panel[data-alphabet=true]{padding:12px}main:not([data-large-text=true]) .interaction-scroll[data-alphabet=true]{gap:6px}main:not([data-large-text=true]) .alphabet-controls{padding-top:4px}.alphabet-controls [data-choice=erase] .choice-detail{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}}.interaction-scroll[data-screen=compose] .choices,.interaction-scroll[data-screen=compose] .navigation-choices{grid-template-columns:repeat(2,minmax(0,1fr))}.interaction-scroll[data-screen=compose] [data-choice=context]{grid-column:1/-1}.interaction-scroll[data-screen=compose] .navigation-choices .target-envelope button{min-height:60px;padding:8px 12px}.interaction-scroll[data-screen=compose] [data-choice=context] button{flex-flow:wrap;align-items:baseline;gap:4px 12px}.interaction-scroll[data-screen=compose] [data-choice=context] .scan-label{margin-left:auto}.interaction-scroll[data-screen=compose] [data-choice=context] .choice-label{font-size:calc(17px * var(--text-scale,1))}.interaction-scroll[data-screen=compose] [data-choice=context] .choice-detail{font-size:calc(16px * var(--text-scale,1))}.interaction-scroll[data-screen=context] .navigation-choices{margin-top:0}@media (width>=64rem) and (height>=42rem){main:not([data-large-text=true]) .interaction-scroll:is([data-screen=compose],[data-screen=context]){gap:12px}main:not([data-large-text=true]) .interaction-scroll[data-screen=compose] .target-envelope button{min-height:88px;padding:10px 12px}main:not([data-large-text=true]) .interaction-scroll[data-screen=compose] .navigation-choices{gap:8px;padding-top:10px}main:not([data-large-text=true]) .interaction-scroll[data-screen=compose] .navigation-choices .target-envelope button{min-height:52px;padding:6px 12px}main:not([data-large-text=true]) .interaction-scroll[data-screen=compose] .navigation-choices .choice-label{font-size:18px}main:not([data-large-text=true]) .interaction-scroll[data-screen=context] .target-envelope button{min-height:88px;padding:8px 12px}main:not([data-large-text=true]) .interaction-scroll[data-screen=context] .choice-label{font-size:21px}}@media (width<=40rem){.interaction-scroll[data-screen=compose] .choices{grid-template-columns:minmax(0,1fr)}}main[data-large-text=true] .interaction-scroll[data-screen=compose] :is(.choices,.navigation-choices){grid-template-columns:minmax(0,1fr)}@media (width>=64rem) and (height>=42rem){main:not([data-large-text=true]) .interaction-scroll:is([data-screen=compose],[data-screen=context]) .scan-label{display:none}main:not([data-large-text=true]) .interaction-scroll[data-screen=context] .choice-detail{font-size:14px;line-height:1.35}main:not([data-large-text=true]) .interaction-panel:is([data-screen=context],[data-screen=compose],[data-screen=expansion]){gap:12px;padding:16px}main:not([data-large-text=true]) .interaction-scroll[data-screen=context] .choices{gap:8px}main:not([data-large-text=true]) .interaction-scroll[data-screen=context] .navigation-choices{padding-top:8px}main:not([data-large-text=true]) .interaction-scroll[data-screen=context] .target-envelope button{min-height:80px}main:not([data-large-text=true]) .interaction-scroll[data-screen=expansion]{gap:12px}main:not([data-large-text=true]) .interaction-scroll[data-screen=expansion] .choices{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}main:not([data-large-text=true]) .interaction-scroll[data-screen=expansion] .target-envelope button{min-height:64px;padding:8px 12px}main:not([data-large-text=true]) .interaction-scroll[data-screen=expansion] .choice-label{font-size:20px}main:not([data-large-text=true]) .interaction-scroll[data-screen=expansion] .scan-label{display:none}main:not([data-large-text=true]) .interaction-scroll[data-screen=expansion] .navigation-choices{padding-top:8px}}.interaction-scroll[data-screen=context] .choices{grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:1fr;gap:16px}.interaction-scroll[data-screen=context] .choices button{gap:8px;min-height:152px;padding:16px}.context-selection{min-height:18px;color:var(--muted);margin-top:auto;font-size:13px;font-weight:600;line-height:18px}.interaction-scroll[data-screen=context] [data-selected=true]:not([data-scan=true]) button{border-color:var(--selected-line);background:var(--selected-surface)}.interaction-scroll[data-screen=context] .navigation-choices{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;padding-top:12px}.interaction-scroll[data-screen=context] .navigation-choices button{gap:4px;min-height:64px;padding:10px 12px}.interaction-scroll[data-screen=context] .navigation-choices .choice-label{font-size:calc(18px * var(--text-scale,1))}.interaction-scroll[data-screen=context] .navigation-choices .context-selection:empty{display:none}@media (width>=64rem) and (height>=42rem){main:not([data-large-text=true]) .interaction-scroll[data-screen=context] .choices{gap:16px}main:not([data-large-text=true]) .interaction-scroll[data-screen=context] .choices button{gap:6px;min-height:clamp(116px,50dvh - 240px,180px);padding:14px 16px}main:not([data-large-text=true]) .interaction-scroll[data-screen=context] .navigation-choices{gap:12px;padding-top:12px}main:not([data-large-text=true]) .interaction-scroll[data-screen=context] .navigation-choices button{min-height:64px}.interaction-scroll[data-screen=context] .navigation-choices .context-selection{display:none}.interaction-scroll[data-screen=context] .navigation-choices [data-selected=true] .context-selection{display:block}}@media (width>=64rem) and (height>=42rem) and (height<=44rem){main:not([data-large-text=true]) .interaction-scroll[data-screen=context]{gap:8px}main:not([data-large-text=true]) .interaction-scroll[data-screen=context] .choices{gap:12px}main:not([data-large-text=true]) .interaction-scroll[data-screen=context] .choices button{gap:4px;padding:8px 12px}main:not([data-large-text=true]) .interaction-scroll[data-screen=context] .navigation-choices{padding-top:8px}}@media (width<=30rem){.interaction-scroll[data-screen=context] :is(.choices,.navigation-choices){grid-template-columns:minmax(0,1fr)}}main[data-large-text=true] .interaction-scroll[data-screen=context] :is(.choices,.navigation-choices){grid-template-columns:minmax(0,1fr)}.interaction-scroll[data-screen=expansion] .choices [data-choice^=clarify-expansion\:]{grid-column:1/-1}