:root{color:#162b32;--ink:#162b32;--accent:#24664d;--border:#d6dfd9;background:#f7f8f5;font-family:system-ui,sans-serif}*{box-sizing:border-box}body{margin:0}.shell{flex-direction:column;min-height:100dvh;display:flex}header,footer{padding:1.5rem clamp(1rem,3vw,3rem)}header{border-bottom:1px solid var(--border)}header a{color:inherit;font-weight:750;text-decoration:none}header span{margin-left:1rem;font-weight:450}main{flex:1;width:100%;padding:2rem clamp(1rem,3vw,3rem)}h1{letter-spacing:-.035em;margin:0 0 1rem;font-size:clamp(1.8rem,3vw,2.7rem);line-height:1.12}h2{margin:0 0 1rem;font-size:1.15rem}h3{font-size:1.1rem}p{max-width:70ch;line-height:1.6}button,textarea,input,select{font:inherit}button{border:1px solid var(--border);min-height:44px;color:var(--ink);cursor:pointer;text-align:left;background:#fff;border-radius:8px;padding:.6rem .9rem}button:hover:not([aria-disabled=true]){border-color:var(--accent);background:#edf4ee}button[aria-disabled=true]{color:#52605a;cursor:not-allowed;background:#edf0ec}:is(a,button,textarea,input):focus-visible{outline:3px solid var(--accent);outline-offset:3px}.editor-heading{justify-content:space-between;align-items:start;gap:1.5rem;display:flex}.editor-heading p{margin:0}.local-boundary{border:1px solid var(--accent);color:var(--accent);border-radius:8px;flex-shrink:0;padding:.75rem 1rem}.local-note{font-size:.9rem}.toolbar{flex-wrap:wrap;gap:.5rem;padding-top:1rem;display:flex}.preview-controls button:first-child,.inspector button{color:#fff;background:var(--accent);border-color:var(--accent)}.preview-controls button:first-child:hover:not([aria-disabled=true]),.inspector button:hover:not([aria-disabled=true]){color:var(--ink)}.toolbar button[aria-disabled=true],.inspector button[aria-disabled=true]{color:#52605a;background:#edf0ec}.help,.stable-id{overflow-wrap:anywhere;font-size:.8rem;line-height:1.5}.operation-status{border-block:1px solid var(--border);min-height:4rem;margin-block:1rem}[role=alert]{border-left:3px solid var(--ink);overflow-wrap:anywhere;padding-left:.75rem;font-weight:650}.workspace{grid-template-columns:minmax(180px,1fr) minmax(0,2.5fr) minmax(240px,1.3fr);align-items:start;gap:1.5rem;display:grid}.screen-list ol{gap:.5rem;margin:0 0 1.5rem;padding:0;list-style:none;display:grid}.screen-list button{overflow-wrap:anywhere;width:100%;margin-bottom:.5rem}.screen-list li button{align-items:start;gap:.75rem;display:flex}.screen-list small{font-weight:400;display:block}.screen-list h2 small{display:inline}.screen-list [aria-current=true]{border-color:var(--accent);background:#edf4ee;font-weight:700}.screen-number{font-variant-numeric:tabular-nums;color:var(--accent)}.canvas-area{background:#edf0ec;border-radius:8px;min-width:0;padding:1rem}.canvas-caption{justify-content:space-between;gap:1rem;display:flex}.screen-canvas{border:1px solid var(--border);overflow-wrap:anywhere;background:#fff;border-radius:8px;min-height:360px;padding:2rem}.canvas-text{white-space:pre-wrap;overflow-wrap:anywhere}.empty-text{color:#52605a;font-style:italic}.inspector{border-left:1px solid var(--border);min-width:0;padding-left:1.5rem}label{margin:1rem 0 .4rem;font-weight:600;display:block}textarea{resize:vertical;width:100%;min-height:44px;color:var(--ink);background:#fff;border:1px solid #80928a;border-radius:8px;padding:.75rem}.import-panel,.preview-panel,.unit1-products{border:1px solid var(--border);overflow-wrap:anywhere;background:#fff;border-radius:8px;margin-block:1.5rem;padding:1.5rem}.import-panel input{max-width:100%;min-height:44px;margin-bottom:1rem;display:block}pre{white-space:pre-wrap;overflow-wrap:anywhere}footer{border-top:1px solid var(--border);font-size:.875rem}@media (width<=950px){.workspace{grid-template-columns:minmax(140px,1fr) minmax(0,3fr)}.inspector{border-left:0;border-top:1px solid var(--border);grid-column:1/-1;padding:1.5rem 0 0}.editor-heading{flex-direction:column}}@media (width<=540px){.workspace{flex-direction:column;display:flex}.workspace>*{width:100%}.screen-canvas{min-height:240px;padding:1rem}.toolbar button{flex:45%}.local-boundary{max-width:100%}}.repeat-preview-layout{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start;gap:1.5rem;margin-top:1.5rem;display:grid}.repeat-block{border:2px solid var(--border);border-left:6px solid var(--accent);border-radius:8px;margin-bottom:1rem;padding:1rem}.repeat-block[data-active=true]{border-color:var(--accent);background:#edf4ee}.repeat-block-heading,.repeat-count-input{flex-wrap:wrap;align-items:center;gap:.75rem;display:flex}.repeat-block-heading{justify-content:space-between}.repeat-block h4{margin:0}.repeat-counter{font-variant-numeric:tabular-nums;font-size:1.5rem;font-weight:700}.repeat-count-input input{border:1px solid #80928a;border-radius:8px;width:8rem;max-width:100%;min-height:44px;padding:.5rem}.iteration-preview{border:1px solid var(--border);background:#f7f8f5;border-radius:8px;min-height:220px;padding:1.5rem;position:sticky;top:1rem}.iteration-preview>.canvas-text{font-size:1.8rem}@media (width<=700px){.repeat-preview-layout{grid-template-columns:minmax(0,1fr)}.iteration-preview{position:static}}.navigation-button-editor{border-top:1px solid var(--border);padding-block:.5rem 1rem}.navigation-button-editor input,.navigation-button-editor select{font:inherit;width:100%;min-height:44px;color:var(--ink);background:#fff;border:1px solid #80928a;border-radius:8px;padding:.5rem}.form-fields-editor input:not([type=checkbox]),.form-fields-editor select,.local-data-form input:not([type=checkbox]),.local-data-form select{width:100%;min-height:44px;color:var(--ink);background:#fff;border:1px solid #80928a;border-radius:8px;padding:.5rem}.form-field-editor{border-bottom:1px solid var(--border);gap:.35rem;padding-block:1rem;display:grid}.inline-check{align-items:center;gap:.6rem;display:flex}.inline-check input,.play-field input[type=checkbox]{width:44px;height:44px;margin:0}.canvas-form-field,.canvas-results{border:1px dashed var(--accent);border-radius:.5rem;margin-block:.5rem;padding:.65rem;display:block}.canvas-list-control{border:1px dashed #5b5aa7;border-radius:.5rem;margin-block:.5rem;padding:.65rem;display:block}.local-data-form,.local-results{border:1px solid var(--border);background:#fff;border-radius:.75rem;margin-block:1rem;padding:1rem}.play-field{margin-block:.8rem}.result-counts{border-top:1px solid var(--border);padding-block:.5rem}.result-counts ul{gap:.35rem;padding:0;list-style:none;display:grid}.result-counts li{justify-content:space-between;gap:1rem;display:flex}.result-rows ol{padding-left:1.5rem}.result-rows li{margin-block:.75rem}.result-rows dl{margin:.35rem 0}.result-rows dl div{grid-template-columns:minmax(5rem,1fr) 2fr;gap:.5rem;display:grid}.result-rows dt{overflow-wrap:anywhere;font-family:ui-monospace,monospace}.result-rows dd{overflow-wrap:anywhere;margin:0}.inspector>section{border-top:1px solid var(--border);margin-top:1.5rem;padding-top:1.5rem}.story-choices{flex-wrap:wrap;gap:.75rem;display:flex}.story-choices button,.canvas-button{overflow-wrap:anywhere;max-width:100%}.canvas-button{border:1px solid var(--accent);border-radius:8px;margin:.4rem;padding:.6rem .9rem;display:inline-block}button:disabled{color:#52605a;cursor:not-allowed;background:#edf0ec}select:focus-visible,.iteration-preview h3:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.score-editor form{border-bottom:1px solid #c8d4d0;gap:.5rem;padding-block:1rem;display:grid}.score-editor label,.navigation-button-editor fieldset label{gap:.35rem;margin-block:.5rem;display:grid}.navigation-button-editor fieldset{border:1px solid #91aaa3;border-radius:.5rem;min-width:0;margin-block:.8rem}.quiz-feedback{color:#173e34;white-space:pre-wrap;background:#e5f2ec;border-left:4px solid #216353;padding:1rem}.score-bands-editor{border:1px solid #91aaa3;border-radius:.5rem;gap:.5rem;margin-bottom:1.5rem;padding:.75rem;display:grid}.score-bands-editor fieldset{border:1px solid #91aaa3;gap:.4rem;min-width:0;display:grid}.score-bands-editor input[type=checkbox]{width:auto;margin-right:.5rem}.reusable-behaviors{margin-block:2rem}.reusable-set{border:1px solid #91aaa3;border-radius:.5rem;gap:.6rem;margin-block:1rem;padding:1rem;display:grid}.reusable-set fieldset{border:1px solid #91aaa3;gap:.4rem;min-width:0;display:grid}.text-composition fieldset{border:1px solid #cbd5e1;border-radius:.5rem;min-width:0;margin:1rem 0;padding:.75rem}.text-actions{flex-wrap:wrap;gap:.4rem;margin-top:.5rem;display:flex}.text-actions button{font-size:.8rem}.local-picture{margin:1rem 0}.local-picture canvas{border:1px solid #cbd5e1;width:min(100%,256px);height:auto;display:block}.local-picture figcaption{overflow-wrap:anywhere;margin-top:.4rem;font-size:.9rem}.picture-editor form{border-top:1px solid #cbd5e1;padding:1rem 0}.picture-editor input{max-width:100%}.picture-capacity{background:#edf5f0;border:1px solid #276b54;border-radius:.5rem;padding:.75rem;font-size:.9rem}.picture-animation{border-top:2px solid var(--line);margin-top:1.2rem;padding-top:1.2rem}.animation-frames{gap:.8rem;margin:.8rem 0;display:grid}.animation-frames form,.animation-actions article{border:1px solid var(--line);background:#fbfcff;border-radius:.7rem;padding:.8rem}.animation-frames .local-picture{max-width:8rem}.animation-actions{margin-top:1rem}.audio-cues{border:1px solid var(--line);background:var(--panel);border-radius:1rem;margin-block:1.5rem;padding:1rem}.audio-cues>h2{margin-top:0}.audio-cue{border:1px solid var(--line);border-radius:.75rem;gap:.55rem;margin-block:.8rem;padding:.9rem;display:grid}.audio-playback-status{background:#e5f2ec;border-radius:.75rem;margin-block:.8rem;padding:.75rem}.audio-playback-status h3{margin-top:0}.audio-playback-status ol{margin:0;padding-left:1.4rem}.audio-playback-status output{font-weight:700}.story-path-testing{border:1px solid var(--border);background:#fff;border-radius:1rem;margin-block:2rem;padding:1.25rem}.path-heading{justify-content:space-between;align-items:start;gap:1rem;display:flex}.path-heading p{margin-bottom:0}.path-heading output{border-radius:999px;flex:none;padding:.55rem .75rem;font-weight:750}.path-complete{color:#174b39;background:#dff3e9;border:1px solid #3a7a60}.path-incomplete{color:#663d08;background:#fff3cf;border:1px solid #a97821}.path-summary{grid-template-columns:repeat(4,minmax(0,1fr));gap:.75rem;margin-block:1rem;display:grid}.path-summary span{border:1px solid var(--border);border-radius:.75rem;padding:.75rem}.path-summary strong{font-variant-numeric:tabular-nums;font-size:1.5rem;display:block}.path-groups{grid-template-columns:repeat(2,minmax(0,1fr));gap:.8rem;display:grid}.path-group,.path-routes{border:1px solid var(--border);border-radius:.75rem;min-width:0;padding:.8rem}.path-group h3,.path-routes h3{margin-top:0}.path-group ul,.path-routes ol{gap:.6rem;margin:0;padding-left:1.3rem;display:grid}.path-group li,.path-routes li{overflow-wrap:anywhere;justify-content:space-between;align-items:center;gap:.75rem;display:flex}.path-group li button,.path-routes li button{flex:none}.path-routes{margin-top:.8rem}.path-routes li[data-goes-nowhere=true]{background:#fff8e5;border-left:4px solid #a97821;padding:.5rem}.path-routes em{color:#74480b;font-weight:750}.path-guidance{margin-bottom:0;font-weight:650}.navigation-button-editor[data-path-selected=true]{border:2px solid var(--accent);background:#edf4ee;border-radius:.75rem;padding:.8rem}.list-variable,.list-control-editor,.add-list-control{border:1px solid var(--border);border-radius:.75rem;gap:.4rem;margin-block:1rem;padding:.8rem;display:grid}.list-events-editor input,.list-events-editor select,.play-list input,.play-list select{width:100%;min-height:44px;color:var(--ink);background:#fff;border:1px solid #80928a;border-radius:8px;padding:.55rem}.play-list{background:#fff;border:1px solid #8b8ac4;border-radius:.75rem;margin-block:1rem;padding:1rem}.play-list form{gap:.5rem;display:grid}.play-list fieldset{border:1px solid var(--border);border-radius:.65rem;gap:.4rem;min-width:0;display:grid}.list-choice{border-radius:.5rem;grid-template-columns:44px minmax(0,1fr) auto;align-items:center;gap:.6rem;min-height:44px;margin:0;padding:.35rem;display:grid}.list-choice:has(input:checked){background:#edf4ee}.list-choice input{width:44px;height:44px;margin:0}.list-choice small{color:#52605a}.list-length{font-variant-numeric:tabular-nums}.list-length strong{font-size:1.5rem}.empty-list{background:#f0effb;border-left:4px solid #8b8ac4;padding:.75rem}.list-actions button{gap:.2rem;min-width:9rem;display:grid}.unit1-products-heading{justify-content:space-between;align-items:start;gap:1rem;display:flex}.unit1-products-heading p{margin-bottom:0}.unit1-products-heading>strong{color:var(--accent);border:1px solid var(--accent);border-radius:999px;flex:none;padding:.45rem .7rem}.unit1-product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-block:1rem;display:grid}.unit1-product-card{border:1px solid var(--border);background:#f7f8f5;border-radius:.75rem;min-width:0;padding:1rem}.unit1-product-card h2{margin-top:.25rem}.unit1-product-card button{color:#fff;background:var(--accent);border-color:var(--accent);width:100%}.unit1-product-year{color:var(--accent);text-transform:uppercase;letter-spacing:.08em;margin:0;font-size:.8rem;font-weight:750}.unit1-json{min-height:6rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.unit1-workspace{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start;gap:1rem;display:grid}.unit1-workspace>section{border:1px solid var(--border);border-radius:.75rem;min-width:0;padding:1rem}.unit1-workspace>.preview-panel{margin:0}@media (width<=700px){.path-heading{display:grid}.path-summary,.path-groups{grid-template-columns:minmax(0,1fr)}.path-group li,.path-routes li{flex-direction:column;align-items:stretch}.path-group li button,.path-routes li button{width:100%}.list-actions button{flex:100%;width:100%}.unit1-products-heading{display:grid}.unit1-product-grid,.unit1-workspace{grid-template-columns:minmax(0,1fr)}}.native-story{background:var(--surface,#fff);border:1px solid;border-radius:1rem;max-width:46rem;margin:2rem auto;padding:2rem}.native-story p{font-size:1.2rem;line-height:1.65}.native-story canvas{width:160px;height:160px;image-rendering:pixelated}.native-matching{grid-template-columns:minmax(220px,1fr) 140px minmax(120px,1fr);max-width:760px;margin-block:2rem;display:grid}.native-picture-row,.native-block-row{align-items:center;gap:1rem;height:100px;display:flex}.native-matching ol{margin:0;padding:0;list-style:none}.native-matching svg{width:140px;height:600px}.native-program{align-items:center;gap:.75rem;margin-block:1rem;display:flex}.native-program>span,.native-block{border:1px solid;border-radius:.5rem;padding:.5rem}.native-save{gap:1rem;margin-block:2rem;display:flex}.milo-stage{background:#f1f9f6;border:1px solid #17485b;width:360px;height:216px;display:block}.native-sheet-row{flex-wrap:wrap;align-items:end;gap:.75rem;display:flex}.native-survey table{border-collapse:collapse;margin-top:.5rem}.native-survey th,.native-survey td{text-align:left;border:1px solid #c9d3d9;padding:.25rem .5rem}