.demo-section{padding:clamp(56px,7vw,96px) 0}.demo-heading{font-size:clamp(1.7rem,3vw,2.4rem);text-align:center;margin:0 auto 14px;max-width:20ch}.demo-lede{text-align:center;margin:0 auto 28px;max-width:62ch}.home-page .demo-section{padding-top:28px}.demo-window{overflow:hidden;padding:0;border:1px solid color-mix(in srgb,var(--line) 72%,transparent);border-radius:var(--r-lg);background:color-mix(in srgb,var(--card) 96%,var(--paper));box-shadow:0 18px 42px color-mix(in srgb,var(--ink) 5%,transparent)}.demo-showcase{display:grid;grid-template-columns:1fr;grid-gap:0;gap:0;background:color-mix(in srgb,var(--tool-tint) 4%,var(--card))}.demo-playlist{display:flex;flex-wrap:nowrap;align-items:center;gap:1px;margin:14px auto 0;width:min(980px,calc(100% - 36px));overflow-x:auto;padding:2px;scrollbar-width:none;border:1px solid color-mix(in srgb,var(--line) 64%,transparent);border-radius:999px;background:color-mix(in srgb,var(--card) 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*{animation-play-state:paused!important}.demo-composer-surface{border-top:1px solid color-mix(in srgb,var(--line) 72%,transparent);padding:9px 16px}.demo-composer-row{align-items:flex-end;display:flex;gap:8px}.demo-textarea{background:var(--paper);border:1px solid color-mix(in srgb,var(--line) 72%,transparent);border-radius:18px;display:grid;align-content:start;flex:1 1;min-height:44px;min-width:0;padding:10px 14px}.demo-textarea b,.demo-textarea span{grid-area:1/1;font-size:var(--t-14);line-height:1.4}.demo-textarea span{color:var(--faint);font-weight:400;animation:demoPlaceholderSwap 2s linear both}@keyframes demoPlaceholderSwap{0%{opacity:1}6%,94%{opacity:0}to{opacity:1}}.demo-textarea b{color:var(--ink);font-weight:650}.demo-prompt-type{animation:demoPromptType 1.8s steps(80) .2s both;display:inline-block;max-height:72px;max-width:100%;overflow:hidden;white-space:nowrap}@keyframes demoPromptType{0%{-webkit-clip-path:inset(0 100% 0 0);clip-path:inset(0 100% 0 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and (pointer:fine){.demo-message-stack{overflow-y:hidden}}.demo-user-bubble{align-self:flex-end;animation:demoReveal .28s var(--ease) 2s both;background:color-mix(in srgb,var(--ink) 92%,var(--tool-tint));border-radius:16px 16px 4px 16px;color:var(--paper);font-size:var(--t-14);font-weight:650;line-height:1.35;max-width:min(560px,70%);padding:10px 12px}.demo-output{align-self:flex-start;animation:demoReveal .3s var(--ease) 2.5s both;background:color-mix(in srgb,var(--card) 96%,transparent);border:1px solid color-mix(in srgb,var(--line) 72%,transparent);border-radius:18px 18px 18px 4px;display:flex;flex-direction:column;min-width:0;padding:14px 16px 15px;width:min(840px,94%)}@keyframes demoReveal{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.demo-output-top{color:var(--acc-deep);font-size:var(--t-12);font-weight:650;letter-spacing:0;margin-bottom:8px;text-transform:none}.demo-writing-dot{animation:demoPulse 1.1s ease-in-out infinite;background:var(--tool-tint);border-radius:50%;box-shadow:0 0 0 3px color-mix(in srgb,var(--tool-tint) 14%,transparent);height:6px;width:6px}@keyframes demoPulse{0%,to{opacity:.45;transform:scale(.92)}50%{opacity:1;transform:scale(1)}}.demo-caret{animation:demoCaretBlink 1s step-end infinite;background:var(--tool-tint);border-radius:1px;display:inline-block;height:1em;margin-left:1px;vertical-align:-.15em;width:2px}@keyframes demoCaretBlink{0%,49%{opacity:1}50%,to{opacity:0}}.demo-interaction{animation:demoTextReveal .3s var(--ease) var(--preroll-start,3s) both;display:flex;flex-direction:column;gap:8px;margin-bottom:12px}.demo-interaction-lead{color:var(--faint);font-size:var(--t-13);margin:0}.demo-composer-attach{animation:demoMsgFileIn .3s var(--ease) 1.15s both;margin-bottom:7px}.demo-msg-file{align-items:center;border-radius:999px;display:inline-flex;font-size:var(--t-12);font-weight:650;gap:6px;max-width:100%;overflow:hidden;padding:5px 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var(--card-delay,3s) both,demoPicked .3s var(--ease) var(--pick-delay,4.4s) both}.demo-topic-card.is-picked .demo-topic-num{animation:demoPickedBadge .3s var(--ease) var(--pick-delay,4.4s) both}.demo-choice-strip{align-items:center;display:flex;flex-wrap:wrap;gap:8px}.demo-choice-strip-label{color:var(--faint);font-size:var(--t-12);font-weight:700}.demo-choice-strip-row{display:flex;flex-wrap:wrap;gap:7px}.demo-choice-chip{animation:demoCardReveal .3s var(--ease) var(--card-delay,3s) both;background:color-mix(in srgb,var(--tool-tint) 5%,var(--card));border:1px solid color-mix(in srgb,var(--line) 74%,transparent);border-radius:var(--r-md);color:var(--ink);font-size:var(--t-13);font-weight:700;padding:7px 13px;position:relative}.demo-choice-chip.is-picked{animation:demoCardReveal .3s var(--ease) var(--card-delay,3s) both,demoPicked .3s var(--ease) var(--pick-delay,4.4s) both}@keyframes demoCardReveal{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}@keyframes demoPicked{0%{background:color-mix(in srgb,var(--tool-tint) 5%,var(--card));border-color:color-mix(in srgb,var(--line) 74%,transparent);box-shadow:none}to{background:color-mix(in srgb,var(--tool-tint) 16%,var(--card));border-color:color-mix(in srgb,var(--tool-tint) 40%,var(--line));box-shadow:0 0 0 2px color-mix(in srgb,var(--tool-tint) 22%,transparent)}}@keyframes demoPickedBadge{0%{background:color-mix(in srgb,var(--tool-tint) 16%,var(--card));color:var(--acc-deep)}to{background:var(--tool-tint);color:var(--paper)}}@keyframes demoPickedDigitOut{to{opacity:0}}@keyframes demoPickedCheckIn{0%{opacity:0}to{opacity:1}}.demo-cursor{animation:demoCursor .5s var(--ease) calc(var(--pick-delay, 4.4s) - .5s) both;bottom:-5px;color:var(--tool-tint);filter:drop-shadow(0 1px 2px color-mix(in srgb,var(--ink) 30%,transparent));pointer-events:none;position:absolute;right:-5px}.demo-cursor svg{display:block;height:17px;width:17px}@keyframes demoCursor{0%{opacity:0;transform:translate(14px,14px) scale(.9)}80%{opacity:1;transform:translate(4px,4px) scale(1)}90%{transform:translate(4px,4px) scale(.85)}to{opacity:1;transform:translate(4px,4px) scale(1)}}.demo-chat.is-paused .demo-composer-attach,.demo-chat.is-paused .demo-msg-file,.demo-interaction.is-paused .demo-choice-chip,.demo-interaction.is-paused .demo-cursor,.demo-interaction.is-paused .demo-topic-card,.demo-interaction.is-paused .demo-topic-num,.demo-interaction.is-paused .demo-topic-num-check,.demo-interaction.is-paused .demo-topic-num-digit{animation-play-state:paused}.demo-doc{color:var(--soft);flex:1 1;font-size:var(--t-14);line-height:1.45;min-width:0}.demo-doc h4{font-family:var(--font-display);font-weight:500;font-size:clamp(22px,2.5vw,28px);line-height:1.1;color:var(--ink);margin:0 0 6px}.demo-doc-meta{font-size:var(--t-13);color:var(--faint);margin:0 0 10px}.demo-doc h4 .demo-typing,.demo-doc-meta .demo-typing{animation:demoTextReveal .48s var(--ease) var(--stream-delay,8s) 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