@import "/living-system/icon-theme.css?v=full-3";@import "/living-system/icon-theme.css?v=full-3";@font-face{font-family:Libre Baskerville;src:url(/assets/libre-baskerville-latin-400-normal.woff2)format("woff2");font-style:normal;font-weight:400;font-display:swap}@font-face{font-family:Poppins;src:url(/assets/poppins-latin-400-normal.woff2)format("woff2");font-style:normal;font-weight:400;font-display:swap}@font-face{font-family:Poppins;src:url(/assets/poppins-latin-500-normal.woff2)format("woff2");font-style:normal;font-weight:500;font-display:swap}@font-face{font-family:Poppins;src:url(/assets/poppins-latin-600-normal.woff2)format("woff2");font-style:normal;font-weight:600;font-display:swap}:root{--font-heading:"Libre Baskerville", Georgia, serif;--font-body:"Poppins", sans-serif;--font-emphasis:"Poppins", 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srgb,var(--aura-base) 38%,var(--surface));--landing-panel-strong:color-mix(in srgb,var(--aura-base) 80%,var(--surface));--landing-flashcard:color-mix(in srgb,var(--aura-base) 60%,var(--surface))}*{box-sizing:border-box}html,body{overscroll-behavior-y:none}html{scroll-behavior:smooth;scroll-padding-top:100px}body{background:var(--page);color:var(--ink);font-size:var(--type-support);-webkit-font-smoothing:antialiased;margin:0;line-height:1.6}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit}a,button,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible,iframe:focus-visible{outline:3px solid var(--focus);outline-offset:5px}h1,h2,h3,p{margin:0}h1,h2,h3{letter-spacing:-.035em;text-wrap:balance;font-weight:400;line-height:1.18}.wrap{width:calc(100% - 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a:hover,.login:hover{text-underline-offset:5px;text-decoration:underline}.header-actions{align-items:center;gap:28px;margin-left:auto;display:flex}.primary{min-height:44px;color:var(--surface);background:var(--ink);font-size:var(--type-support);border-radius:var(--radius-control);justify-content:center;align-items:center;gap:22px;padding:10px 17px;transition:background .15s;display:inline-flex}.primary:hover{background:var(--action-hover)}.primary:active{background:var(--action-pressed)}.primary span[aria-hidden]{font-size:17px}.menu{min-height:44px;font-size:var(--type-support);background:0 0;border:0;padding:0 4px;display:none}.hero h1{text-align:center;letter-spacing:-.035em;max-width:1050px;margin:0 auto 66px;font-size:clamp(54px,6.4vw,92px);line-height:1.08}.product-stage{background:var(--landing-panel);border-radius:var(--radius-card);padding:26px 42px 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(max-width:1100px){.release-2-film-wrap{margin-top:144px}}@media (max-width:700px){.release-2-intro{align-items:center;gap:24px;padding-right:0}.release-2-film-wrap{margin-top:calc(var(--landing-companion-width) * 1.24)}.section-companion[data-section-companion=intro]{right:14px}.section-companion[data-section-companion=faq]{right:-16px}.ending-faq h2{max-width:max(152px,calc(100% - var(--landing-companion-width) + 12px))}.ending-faq-list details:first-of-type summary{padding-right:calc(var(--landing-companion-width) - 16px)}}@media (forced-colors:active){.section-companion{display:none}.release-2-film-wrap{margin-top:72px}.ending-faq-list details:first-of-type summary{padding-right:0}.ending-faq h2{max-width:none}.release-2-intro{padding-right:0}}@media print{.section-companion{display:none}}[data-browser-primary] a.primary .platform-icon,[data-browser-primary] :is(.hero-actions,.fd-actions) :is(.browser-link,.fd-browser){display:none}@media (max-width:700px){.header .primary{min-height:44px}.header .menu{min-width:44px;min-height:44px}.header-actions{gap:8px}.primary{max-width:100%}.header-inner.wrap{gap:8px}.ed-download-options>.ed-download-option:not(.ed-download-mac){order:-1}.ed-download-options>.ed-download-mac{border-top:1px solid var(--line)}}.product-window{container:landing-demo-frame/inline-size}#landing-demo *{box-sizing:border-box}#landing-demo{background:var(--page);color:var(--ink);font-size:var(--type-body);line-height:var(--leading-body);overflow-wrap:anywhere;margin:0}#landing-demo button,#landing-demo input,#landing-demo select,#landing-demo textarea{font:inherit}#landing-demo button,#landing-demo a{-webkit-tap-highlight-color:transparent}#landing-demo a{color:inherit;text-underline-offset:4px}#landing-demo button,#landing-demo select{min-height:var(--control-standard);border:1px solid var(--control-border);border-radius:var(--radius-control);background:var(--surface);color:var(--ink);font-size:var(--type-support);line-height:var(--leading-control);padding:12px 16px}#landing-demo button{cursor:pointer;font-weight:600}#landing-demo button:disabled{cursor:default;background:var(--disabled-bg);color:var(--disabled-ink);border-color:#0000}#landing-demo .primary{background:var(--accent);color:var(--on-accent);border-color:var(--accent);justify-content:center;align-items:center;gap:8px;display:inline-flex}#landing-demo :is(button,a,input,select,textarea,summary,[tabindex]):focus-visible{outline:3px solid var(--focus);outline-offset:3px}@media (hover:hover){#landing-demo button:hover{background:var(--soft)}#landing-demo .primary:hover{background:var(--action-hover)}}#landing-demo h2,#landing-demo h2,#landing-demo p{margin:0}#landing-demo 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figure{flex:1;place-items:center;width:100%;max-width:660px;min-height:125px;margin:0;display:grid}#landing-demo #diagram{width:100%;height:100%;max-height:390px;color:var(--ink);display:block}#landing-demo #diagram text{fill:var(--ink);font-family:Poppins,sans-serif;font-size:20px}#landing-demo .ground{stroke:var(--control-border);stroke-width:2px}#landing-demo .beam{stroke:var(--focus);stroke-width:2px;stroke-dasharray:6 5}#landing-demo .shadow{stroke:var(--focus);stroke-width:8px;stroke-linecap:round}#landing-demo .object{fill:var(--ink)}#landing-demo #light{fill:var(--soft);stroke:var(--focus);stroke-width:2px;stroke-linecap:round}#landing-demo .light-options{justify-content:center;gap:8px;width:100%;max-width:320px;display:flex}#landing-demo .light-options button{min-height:var(--control-standard);flex:1}#landing-demo .light-options [aria-pressed=true]{background:var(--selected);border-color:var(--selected-border);color:var(--selected-ink)}#landing-demo #image-board{text-align:center;flex:1;width:100%;min-height:0}#landing-demo #board-image{object-fit:contain;max-width:100%;max-height:calc(100% - 44px);margin:auto;display:block}#landing-demo .tutor-dock{background:var(--surface);grid-template-columns:minmax(220px,280px) minmax(0,1fr);align-items:end;gap:24px;padding:12px 24px 0;display:grid;position:relative}#landing-demo .tutor-presence{grid-area:1/1;grid-template-rows:auto 154px;justify-items:start;gap:12px;min-width:0;display:grid}#landing-demo .speech-bubble{width:100%;min-width:0;max-width:280px;padding:var(--space-3) var(--space-4);border:1px solid var(--line);border-radius:var(--radius-card);background:var(--soft);position:relative}#landing-demo .speech-bubble:before{content:"";border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--soft);width:14px;height:14px;position:absolute;bottom:-8px;left:52px;transform:rotate(45deg)}#landing-demo .current-turn{font-size:var(--type-body);overscroll-behavior:auto;min-width:0;max-height:112px;overflow:auto}#landing-demo .current-turn p{white-space:pre-wrap;overflow-wrap:anywhere}#landing-demo .reply-state{flex-wrap:wrap;align-items:center;gap:8px;display:flex}#landing-demo .reply-state[data-state=failed]{color:var(--danger)}#landing-demo .reply-state p{flex:1;min-width:96px}#landing-demo .dock-actions{flex-wrap:wrap;grid-area:1/2;justify-content:center;align-items:center;gap:8px 20px;padding-bottom:20px;display:flex}#landing-demo .board-controls{border:1px solid var(--line);border-radius:var(--radius-card);background:var(--page);padding:var(--space-1);align-items:center;gap:4px;display:flex}#landing-demo .board-controls .icon-button{width:var(--control-compact);height:var(--control-compact)}#landing-demo .board-controls [aria-expanded=true],#landing-demo .board-controls [aria-pressed=true]{background:var(--selected);border-color:var(--selected-border);color:var(--selected-ink)}#landing-demo .quick-action{max-width:190px}#landing-demo .floating-panel{z-index:5;border:1px solid var(--control-border);border-radius:var(--radius-card);background:var(--surface);width:min(460px,100% - 32px);max-height:calc(100% - 16px);position:absolute;bottom:8px;left:50%;overflow:auto;transform:translate(-50%);box-shadow:0 8px 28px #16131912}#landing-demo .floating-panel>header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:8px 16px;display:flex}#landing-demo .floating-panel h2{font-size:20px}#landing-demo .panel-body{flex-direction:column;gap:16px;padding:20px;display:flex}#landing-demo .settings-panel{width:280px;inset:8px 12px auto auto;transform:none}#landing-demo .motion-choice{align-items:center;gap:8px;min-height:44px;display:flex}#landing-demo input[type=checkbox]{width:20px;height:20px;accent-color:var(--accent);margin:0}#landing-demo #add-image{align-items:center;gap:12px;display:flex}#landing-demo .sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}#landing-demo [hidden]{display:none!important}@container landing-demo-frame (width<=900px){#landing-demo .tutor-dock{grid-template-columns:minmax(220px,280px) minmax(0,1fr);gap:20px}#landing-demo .dock-actions{flex-direction:column;gap:6px}#landing-demo #diagram text{font-size:24px}}@container landing-demo-frame (width<=600px){#landing-demo .studio{border:0;border-radius:0;grid-template-rows:56px minmax(0,1fr) auto;height:100dvh;min-height:540px}#landing-demo .studio-header{gap:12px;padding:6px 12px}#landing-demo .studio-header img{width:80px}#landing-demo .subject{padding-left:12px;font-size:14px}#landing-demo .board{gap:12px;padding:20px 20px 8px}#landing-demo .board h2{font-size:25px}#landing-demo .tutor-dock{grid-template-rows:auto 116px;grid-template-columns:96px minmax(0,1fr);gap:12px;padding:8px 12px 0}#landing-demo .tutor-presence{display:contents}#landing-demo .speech-bubble{max-width:280px;padding:var(--space-3) var(--space-4);grid-area:1/1/auto/-1}#landing-demo .speech-bubble:before{left:36px}#landing-demo .current-turn{font-size:var(--type-support);max-height:120px}#landing-demo .dock-actions{padding-bottom:max(8px,env(safe-area-inset-bottom));grid-area:2/2;place-self:end center;gap:4px}#landing-demo .quick-action{min-height:var(--control-compact);max-width:160px}#landing-demo .floating-panel{width:calc(100% - 24px);max-height:calc(100% - 12px);bottom:4px}#landing-demo .settings-panel{width:260px;bottom:auto;right:8px}#landing-demo .floating-panel h2{font-size:18px}#landing-demo .panel-body{gap:12px;padding:12px}#landing-demo .light-options button{padding:10px 12px}}@container landing-demo-frame (width<=350px){#landing-demo .subject{display:none}#landing-demo .board{padding-inline:12px}#landing-demo .board h2{font-size:23px}#landing-demo #diagram text{font-size:27px}#landing-demo .floating-panel>header{padding:4px 12px}}@media (forced-colors:active){#landing-demo .beam,#landing-demo .shadow,#landing-demo #light{stroke:canvastext}#landing-demo .object{fill:canvastext}#landing-demo .light-options [aria-pressed=true],#landing-demo .board-controls [aria-pressed=true]{border:2px solid highlight}}#landing-demo .text-panel{width:min(760px,100%);padding:var(--space-1);border:1px solid var(--control-border);border-radius:var(--radius-composer);background:var(--surface);grid-area:1/2;place-self:end center;align-items:flex-end;gap:4px;margin-bottom:104px;display:flex}#landing-demo .text-panel textarea{resize:none;min-width:0;height:44px;max-height:96px;color:var(--ink);border-radius:var(--radius-composer);background:0 0;border:0;flex:1;padding:10px 12px;font-size:16px;line-height:24px;display:block;overflow-y:auto}#landing-demo .text-panel textarea::placeholder{color:var(--muted);opacity:1}#landing-demo .text-panel .icon-button{flex:none}@container landing-demo-frame (width<=900px){#landing-demo .text-panel{margin-bottom:152px}}@container landing-demo-frame (width<=600px){#landing-demo .tutor-dock:has(.text-panel:not([hidden])){grid-template-rows:auto auto 116px}#landing-demo .tutor-dock:has(.text-panel:not([hidden])) .speech-bubble{grid-row:2}#landing-demo .text-panel{grid-area:1/1/auto/-1;width:100%;margin:0}}@container landing-demo-frame (width<=350px){#landing-demo .text-panel{gap:2px;padding:4px}#landing-demo .text-panel textarea{padding-inline:6px}}#landing-demo .text-panel .primary{background:var(--accent);color:var(--on-accent)}#landing-demo .text-panel .primary:disabled{background:var(--disabled-bg);color:var(--disabled-ink)}#landing-demo .message-tools{margin-top:2px}#landing-demo .message-action{min-height:var(--control-compact);max-width:100%;font-size:var(--type-small);text-align:start;color:var(--muted);padding:8px 0;font-weight:600;line-height:1.5;text-decoration:none}#landing-demo .message-action:disabled{background:0 0}@media (hover:hover) and (pointer:fine){#landing-demo .message-action:not(:disabled):hover{color:var(--ink);background:0 0;text-decoration:underline}}:is(#landing-demo .tutor-dock,#landing-demo .tutor-dock:has(.text-panel:not([hidden]))){padding:16px 24px max(16px, env(safe-area-inset-bottom));grid-template-rows:auto auto;grid-template-columns:148px minmax(0,320px);justify-content:center;gap:12px 20px}#landing-demo .tutor-presence{display:contents}#landing-demo .speech-bubble{grid-area:1/2;align-self:center;max-width:none}#landing-demo .tutor-dock:has(.text-panel:not([hidden])) .speech-bubble{grid-area:1/2;align-self:center;max-width:none}#landing-demo .speech-bubble:before{bottom:28px;left:-7px;transform:rotate(135deg)}#landing-demo #tutor-actions{flex-direction:column;grid-area:2/1/auto/-1;place-self:center;gap:4px;padding:0}#landing-demo .tutor-dock:has(.text-panel:not([hidden])) #tutor-actions{flex-direction:column;grid-area:2/1/auto/-1;place-self:center;gap:4px;padding:0}#landing-demo .board-controls{background:var(--soft);border-radius:var(--radius-control);border:0;gap:0;padding:2px}#landing-demo .board-controls .icon-button{width:44px;height:44px;min-height:44px;padding:12px}#landing-demo .board-controls .icon{width:18px;height:18px}#landing-demo .text-panel{grid-area:3/1/auto/-1;gap:8px;width:100%;margin:0;padding:8px}#landing-demo .text-panel textarea{border-radius:0;padding-inline:8px}#landing-demo .text-panel textarea:focus-visible{outline:none}#landing-demo .text-panel:has(textarea:focus){border-color:var(--focus);box-shadow:inset 0 0 0 1px var(--focus)}#landing-demo .text-panel .icon-button{width:44px;height:44px;padding:12px}#landing-demo .text-panel .icon{width:18px;height:18px}#landing-demo .text-panel .icon-button:focus-visible{outline-offset:-2px;outline-width:2px}@media (forced-colors:active){#landing-demo .text-panel:has(textarea:focus){outline-offset:-2px;outline:2px solid highlight}}@container landing-demo-frame (width<=600px){:is(#landing-demo .tutor-dock,#landing-demo .tutor-dock:has(.text-panel:not([hidden]))){padding:12px 12px max(12px, env(safe-area-inset-bottom));grid-template-columns:112px minmax(0,1fr);gap:12px 8px}#landing-demo .speech-bubble{padding:10px 12px 0}#landing-demo .tutor-dock:has(.text-panel:not([hidden])) .speech-bubble{padding:10px 12px 0}}#landing-demo .speech-bubble{flex-direction:column;height:160px;display:flex}#landing-demo .current-turn{scrollbar-gutter:stable;scrollbar-width:thin;scroll-behavior:auto;overflow-anchor:none;flex:1 1 0;min-height:0;max-height:none;overflow:hidden auto}#landing-demo .bubble-message,#landing-demo .bubble-message p{min-width:0}#landing-demo .message-tools{flex:none}@container landing-demo-frame (width<=600px){#landing-demo .speech-bubble{height:132px}}#landing-demo{--tutor-icon-ink:#7740c9}#landing-demo .icon-button:not(.primary):not(:disabled) .icon{color:var(--tutor-icon-ink);--symbol-texture:0}#landing-demo .icon{--symbol-detail-ink:var(--surface)}#landing-demo .header-actions .icon{--symbol-detail-ink:var(--page)}#landing-demo .board-controls .icon{--symbol-detail-ink:var(--soft)}#landing-demo .board-controls :is([aria-pressed=true],[aria-expanded=true]) .icon{--symbol-detail-ink:var(--selected)}@media (forced-colors:active){#landing-demo .icon-button:not(.primary):not(:disabled) .icon{color:buttontext;--symbol-texture:0;--symbol-detail-ink:ButtonFace}}#landing-demo{background:var(--surface)}#landing-demo .studio{border:0;border-radius:0;height:100dvh;min-height:540px}:is(#landing-demo .tutor-dock,#landing-demo .tutor-dock:has(.text-panel:not([hidden]))){grid-template-columns:minmax(0,560px)}#landing-demo .speech-bubble{background:var(--soft);grid-column:1}#landing-demo .tutor-dock:has(.text-panel:not([hidden])) .speech-bubble{background:var(--soft);grid-column:1}#landing-demo .speech-bubble:before{display:none}#landing-demo{font:400 var(--type-body)/var(--leading-body) var(--font-body);color:var(--ink)}#landing-demo .studio{grid-template-rows:60px minmax(308px,1fr) auto;height:auto;min-height:620px;overflow:clip}#landing-demo .board{overscroll-behavior:auto;height:308px;overflow:visible}#landing-demo .board h2{font:400 clamp(24px,3cqw,36px)/var(--leading-heading) var(--font-heading);letter-spacing:-.7px}#landing-demo .speech-bubble{height:auto;min-height:160px}#landing-demo .current-turn{scrollbar-gutter:auto;overscroll-behavior:auto;flex:1 0 auto;max-height:none;overflow:visible}#landing-demo .floating-panel{overscroll-behavior:auto;max-height:none;overflow:visible}#landing-demo .text-panel textarea{overscroll-behavior:auto;max-height:none;overflow:hidden}#landing-demo .icon{color:currentColor}#landing-demo .studio-header{position:static}#landing-demo .studio-header a{align-items:center;display:inline-flex}#landing-demo .header-actions{position:static}#landing-demo .primary{max-width:none;transition:none}#landing-demo .board figure{margin:0}#landing-demo:fullscreen{background:var(--surface);overflow-y:auto}@container landing-demo-frame (width<=600px){#landing-demo .studio{grid-template-rows:56px minmax(348px,1fr) auto}#landing-demo .board{height:348px}#landing-demo .board h2{font-size:25px}#landing-demo .speech-bubble{min-height:132px}}@container landing-demo-frame (width<=350px){#landing-demo .board h2{font-size:23px}}@media (max-width:700px){#landing-demo .studio{grid-template-rows:56px minmax(338px,1fr) auto;min-height:610px}#landing-demo .board{height:338px}}#landing-demo:fullscreen{container:landing-demo-frame/inline-size}#landing-demo:fullscreen .studio{min-height:100dvh}#landing-demo:fullscreen .board{height:100%}.preview-badge{z-index:9999;color:#62596b;background:#fff;border:1px solid #dcd6e3;border-radius:6px;padding:8px 12px;font:12px/1.4 Poppins,sans-serif;text-decoration:none;position:fixed;bottom:14px;left:14px;box-shadow:0 2px 8px #00000008}.preview-badge:hover,.preview-badge:focus-visible{color:#6b41b0;border-color:#6b41b0}.preview-contact-notice{background:#f1edf7;border:1px solid #ddd5e8;border-radius:6px;margin:0 0 24px;padding:18px}