:root{--ink:#302638;--muted:#716778;--plum:#543264;--purple:#7b4790;--gold:#f6b941;--cream:#fbf8f0;--line:#e6dfd6;--white:#fff;--pink:#df628b;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:var(--ink);background:var(--cream);font-size:15px;color-scheme:light}*{box-sizing:border-box}body{margin:0}a{color:var(--plum);text-underline-offset:4px}button,input,select,textarea{font:inherit}button{cursor:pointer;background:white;color:var(--ink);border:1px solid var(--line);border-radius:9px;padding:10px 12px;min-height:42px}button:hover{border-color:#9e74aa;background:#f6eff9}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,canvas:focus-visible{outline:3px solid #d47b12;outline-offset:3px}button.active,button[aria-selected=true]{color:var(--plum);background:#eee2f2;border-color:#cdb6d8}.primary{background:var(--plum);border-color:var(--plum);color:white;font-weight:750}.primary:hover{background:#6b417d;color:white}.quiet{background:#f7f2ed}.danger{color:#9a313d;background:#fff7f7}.full{display:block;width:100%;margin-top:12px}.skip{position:absolute;left:12px;top:-100px;z-index:100;background:white;padding:12px}.skip:focus{top:6px}.site-top{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px max(24px,calc((100vw - 1540px)/2));background:#fffdf9;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;color:var(--plum);text-decoration:none;font-weight:900;font-size:22px;letter-spacing:-1px}.brand span{font-size:12px;letter-spacing:0;line-height:1.25;color:var(--ink)}.site-top nav{display:flex;gap:24px;font-size:13px;font-weight:650}.site-top nav a{text-decoration:none}.free{border:1px solid #ded1b6;padding:7px 12px;border-radius:30px;font-size:11px;font-weight:700;color:#7b6344;white-space:nowrap}main{max-width:1540px;margin:auto;padding:0 28px}.intro{display:flex;justify-content:space-between;gap:45px;padding:38px 0 28px}.eyebrow,.tiny-label{font-size:10px;font-weight:850;letter-spacing:1.8px;line-height:1.5;color:#806a4f}.intro h1{font:500 clamp(42px,5.2vw,78px)/1.05 Georgia,'Times New Roman',serif;letter-spacing:-3px;margin:12px 0 14px}.intro h1 em{color:#8d477f;font-weight:400}.flower-mark{font-size:.55em;color:#d58a19;margin-left:18px;vertical-align:middle}.intro>div>p:last-child{max-width:600px;color:var(--muted);line-height:1.6;font-size:15px;margin:0}.intro-note{max-width:325px;border-left:1px solid #ddc5b0;padding-left:22px;align-self:center}.intro-note p{font-size:12px!important;margin:8px 0 12px!important;line-height:1.65}.intro-note a{font-size:12px;font-weight:750}.workbar{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:20px;margin-bottom:20px}.tabs{display:flex;gap:4px;flex-wrap:wrap}.tabs button{border:0;border-radius:10px 10px 0 0;background:transparent;font-size:11px;color:#9b8d9c;min-height:49px;padding:12px 20px}.tabs button span{font-size:14px;font-weight:750;margin-left:9px}.tabs button[aria-selected=true]{background:var(--plum);color:white}.session-note{color:var(--muted);font-size:10px}.workshop{display:grid;grid-template-columns:210px minmax(400px,1fr) 265px;grid-template-areas:'left world info';gap:16px;align-items:start}.panel{background:white;border:1px solid var(--line);border-radius:16px;padding:20px;min-width:0}.catalog-panel,.lab-panel,.notes-panel{grid-area:left}.world-panel{grid-area:world;min-width:0;background:white;border:1px solid var(--line);border-radius:16px;overflow:hidden}.inspector{grid-area:info}.panel h2{font:500 24px/1.15 Georgia,serif;margin:10px 0}.panel p{font-size:12px;line-height:1.65;color:var(--muted)}.catalog{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:18px -4px 0}.item{padding:9px 4px;min-height:90px;text-align:center;background:#fcfaf5;display:flex;align-items:center;flex-direction:column;gap:2px}.item .symbol{width:35px;height:35px;border-radius:11px;background:var(--tint);color:#513558;display:grid;place-items:center;font-size:25px;line-height:1}.item b{font-size:10px;font-weight:750;margin-top:5px;white-space:nowrap}.item small{font-size:9px;color:#796c80}.item[aria-pressed=true]{border:2px solid var(--plum);padding:8px 3px;background:#f3e9f5}.catalog-bottom{border-top:1px dashed var(--line);margin-top:18px;padding-top:12px;display:flex;gap:8px;align-items:center}.catalog-bottom p{font-size:10px}.mini-icon{font-size:24px;color:#b88534}.world-top{padding:14px 18px;background:#2e2039;color:#e8d9ea;display:flex;align-items:center;justify-content:space-between;font-size:10px;gap:8px}.world-top>div{display:flex;align-items:center;gap:8px}.live-dot{width:6px;height:6px;background:#f9bf58;border-radius:50%;box-shadow:0 0 12px #f4a644}.model-credit{font-size:8px;letter-spacing:1px;color:#c2aeca}.viewport{position:relative;height:460px;background:radial-gradient(ellipse at 50% 40%,#756475,#35293e 80%);isolation:isolate}.viewport canvas{width:100%;height:100%;display:block;touch-action:none}.world-hint{position:absolute;bottom:12px;left:0;right:0;text-align:center;pointer-events:none;font-size:10px;color:#f3e8e0;text-shadow:0 1px 3px #231727}.loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:14px;background:#35293e;color:#faedcf;z-index:5;text-align:center;padding:25px}.loading[hidden]{display:none}.loading-flower{font-size:65px;color:var(--gold);animation:turn 15s linear infinite}.loading span{font-size:12px;color:#d1bed3}.fallback-button{position:absolute;bottom:60px;left:20px;right:20px;z-index:6;background:#fff4dd}.view-tools{display:flex;align-items:center;justify-content:center;gap:5px;background:#f8f4ec;border-bottom:1px solid var(--line);padding:10px;flex-wrap:wrap}.view-tools button{font-size:10px;min-height:34px;padding:6px 9px;background:transparent;border-color:transparent}.view-tools button.active,.view-tools button[aria-pressed=true]{background:white;border:1px solid #c9b5d2;box-shadow:0 2px 6px #3920440a}.placement{padding:14px 18px 4px}.placement-heading{display:flex;justify-content:space-between;align-items:center;gap:15px}.placement-heading h2{font:500 20px Georgia,serif;margin:0}.placement-heading span{font-size:9px;color:var(--muted)}.slot-row{display:flex;align-items:center;gap:6px;margin:8px 0}.slot-row>span{font-size:10px;min-width:54px;color:var(--muted)}.slot{min-height:33px;min-width:33px;padding:4px 7px;border-style:dashed;flex:1;font-size:12px}.slot.occupied{border-style:solid;background:#f3e8f3}.slot.selected{outline:2px solid #ba841e;outline-offset:1px}.edit-tools{display:flex;gap:6px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:12px;margin-top:12px}.edit-tools button{font-size:10px;padding:8px;min-height:34px}.notice{padding:8px 18px 14px;font-size:11px;color:#6a4d74;line-height:1.5;margin:0;min-height:44px}.budget{border-bottom:1px solid var(--line);padding-bottom:15px}.budget>div{display:flex;align-items:baseline;gap:9px;margin:6px 0}.budget strong{font:500 40px Georgia,serif;color:var(--plum)}.budget>div span{font-size:11px;color:var(--muted)}.budget meter{display:block;width:100%;height:6px;appearance:none;border:0;background:#eee1ef}.budget meter::-webkit-meter-bar{background:#eee1ef;border:0;border-radius:5px}.budget meter::-webkit-meter-optimum-value{background:#8f659f;border-radius:5px}.budget p{font-size:9px;margin:7px 0 0}.selected-info{padding:20px 0 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0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.how h2,.teacher h2,.sources h2{font:500 34px/1.15 Georgia,serif;margin:12px 0 18px}.how p,.how li,.teacher p,.sources p{font-size:13px;line-height:1.8;color:var(--muted)}.how ol{margin:0;padding-left:25px}.how li{margin:0 0 14px;padding-left:10px}.how li strong{color:var(--ink)}.teacher{padding:35px;background:#eee5f1;border-radius:20px;max-width:950px;margin:0 auto 45px;text-align:center}.link-button{display:inline-block;text-decoration:none;border-radius:9px;padding:13px 20px;font-size:13px}.sources{max-width:1000px;margin:0 auto 45px}.sources h2{font-size:27px}.sources>div{display:grid;grid-template-columns:1fr 1fr;gap:15px;font-size:11px;margin:22px 0}footer{display:flex;justify-content:center;gap:35px;border-top:1px solid var(--line);padding:25px;flex-wrap:wrap;font-size:11px}dialog{border:1px solid var(--line);border-radius:20px;max-width:440px;padding:28px}dialog::backdrop{background:#28132b88}dialog p{font-size:13px;line-height:1.7}dialog button{margin:8px 6px 0 0}.printout{display:none}.noscript{background:#fff3c9;padding:25px;text-align:center}[hidden]{display:none!important}.fallback-mode .viewport{height:260px}.fallback-mode canvas{display:none}.fallback-mode .world-hint{padding:25px}.guide-page{max-width:900px;padding:40px 28px;margin:auto}.guide-page p,.guide-page li{line-height:1.8;font-size:15px}.guide-page h1{font:500 48px Georgia,serif}.guide-page h2{font:500 28px Georgia,serif;margin-top:38px}.guide-page table{border-collapse:collapse;width:100%;font-size:13px}.guide-page td,.guide-page th{border:1px solid var(--line);padding:14px;text-align:left;vertical-align:top}.guide-page th{background:#eee5f1}.guide-page .guide-actions{display:flex;gap:10px;flex-wrap:wrap;margin:25px 0}.guide-page section{break-inside:avoid}.guide-page .guide-card{background:#eee5f1;border-radius:14px;padding:20px}
.world-panel:fullscreen{overflow:auto;display:flex;flex-direction:column;border:0;border-radius:0}.world-panel:fullscreen .viewport{height:auto;flex:1;min-height:230px}.world-panel:fullscreen .placement{flex:none}.world-panel:fullscreen .notice{flex:none}
@keyframes turn{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important}}
@media(min-width:1450px){.viewport{height:540px}.workshop{grid-template-columns:220px minmax(500px,1fr) 280px}}
@media(max-width:1150px){.workshop{grid-template-columns:190px minmax(0,1fr);grid-template-areas:'left world' 'info info'}.inspector{display:grid;grid-template-columns:1fr 1.7fr 1.2fr;gap:20px}.budget{border:0}.selected-info{padding:0}.design-stats{border:0;padding:0}.journey{grid-column:1/-1;padding:0;border-top:1px solid var(--line)}.journey ul{display:flex;gap:20px;flex-wrap:wrap}.intro-note{max-width:275px}.session-note{display:none}}
@media(max-width:750px){main{padding:0 14px}.site-top{padding:14px 18px;gap:15px}.site-top nav{gap:13px;font-size:10px}.site-top nav a:last-child{display:none}.brand{font-size:20px}.brand span{font-size:10px}.free{display:none}.intro{padding:26px 8px 20px;display:block}.intro h1{font-size:50px;letter-spacing:-2px}.intro .eyebrow{font-size:8px;letter-spacing:1px}.intro>div>p:last-child{font-size:13px}.intro-note{max-width:none;margin-top:20px;padding:0;border:0;display:none}.tabs{width:100%;justify-content:space-between}.tabs button{padding:12px 10px;font-size:10px}.tabs button span{font-size:12px;margin-left:5px}.workshop{grid-template-columns:1fr;grid-template-areas:'world' 'left' 'info';gap:14px}.viewport{height:390px}.model-credit{display:none}.world-top{padding:12px;font-size:9px}.view-tools{gap:3px;padding:8px 4px}.view-tools button{font-size:9px;padding:6px}.placement{padding:14px 12px 5px}.placement-heading span{max-width:160px;text-align:right}.slot-row>span{min-width:43px;font-size:9px}.slot{min-height:38px;min-width:28px}.edit-tools button{font-size:10px;min-height:39px}.panel{padding:20px}.catalog{grid-template-columns:repeat(5,minmax(0,1fr));margin:15px 0 0;gap:5px}.item{min-height:85px}.item b{font-size:9px;white-space:normal}.item small{font-size:8px}.catalog-bottom{margin-top:12px}.inspector{display:grid;grid-template-columns:1fr 1fr;gap:16px}.selected-info{grid-column:1/-1;grid-row:2}.design-stats{grid-column:2;grid-row:1}.journey{grid-row:3}.journey ul{gap:5px 15px}.journey li{margin:5px 0;font-size:10px}.how{grid-template-columns:1fr;gap:15px;margin:35px 0;padding:25px 5px}.how h2{font-size:30px}.teacher{padding:25px 18px}.sources{padding:0 5px}.sources>div{grid-template-columns:1fr}footer{gap:15px;font-size:10px}.guide-page{padding:25px 18px}.guide-page h1{font-size:36px}.guide-page table{font-size:11px}.guide-page td,.guide-page th{padding:8px}}
@media print{body{background:white;color:black}.site-top,.intro,.workbar,.workshop,.how,.teacher,.sources,footer,dialog,.noscript,.guide-actions{display:none!important}.printout{display:block!important;padding:20px}.printout h1{font:28px Georgia,serif}.printout p,.printout li{font-size:12px;line-height:1.6}.printout img{width:100%;max-height:400px;object-fit:contain}.printout table{width:100%;border-collapse:collapse;font-size:11px}.printout td,.printout th{border:1px solid #aaa;padding:8px}.guide-page .site-top{display:none}.guide-page section{display:block}.guide-page{max-width:none;padding:0}.guide-page h1{font-size:28px}.guide-page p,.guide-page li{font-size:11px}.guide-page h2{font-size:20px}.guide-page table{font-size:10px}body.guide-print main{padding:0}.printout:empty{display:none!important}}
/* Seven-level extension: original visual language preserved. */
.viewport{height:540px}.slot-row>span{min-width:35px;font-weight:750}.slot-row{gap:4px}.slot{min-width:0}.level-inspector{border-bottom:1px solid var(--line);padding:20px 0}.level-inspector label{display:block;font-size:11px;margin:12px 0 7px}.level-inspector select{width:100%;max-width:100%;font-size:11px;padding:10px 6px;background:#faf5fb;border:1px solid #d5c3dc;border-radius:9px;color:var(--ink)}.level-inspector h2{font-size:22px;line-height:1.2}.level-inspector p{font-size:11px}.suggestion{border-left:2px solid #dfa655;padding-left:12px;color:#765a30!important}.level-actions{display:flex;gap:5px;align-items:center;margin:12px 0}.level-actions button{font-size:10px;padding:7px;min-height:38px}.level-inspector>a{font-size:10px;font-weight:650}.knowledge{margin:55px 0;padding:32px 0;border-top:1px solid var(--line);scroll-margin-top:15px}.knowledge h2{font:500 36px/1.2 Georgia,serif;margin:12px 0 18px}.knowledge>p{font-size:13px;color:var(--muted);line-height:1.8;max-width:1050px}.knowledge h3{font:500 24px/1.2 Georgia,serif}.levels-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:25px 0}.level-card{display:flex;gap:18px;background:white;border:1px solid var(--line);border-radius:16px;padding:24px;scroll-margin-top:20px}.level-card:first-child{background:#f4eaf7}.level-number{display:grid;place-items:center;flex:0 0 43px;height:43px;border-radius:50%;background:#674075;color:#ffdc85;font:26px Georgia,serif}.level-card h3{margin:4px 0 12px}.level-card p{font-size:12px;line-height:1.8;color:var(--muted)}.level-card button{font-size:11px;background:#f7f0fa}.knowledge-source{font-size:11px!important;color:var(--muted);line-height:1.8}.concept-nav{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0}.concept-nav a{font-size:11px;padding:10px 14px;background:#eee4f1;border-radius:20px;text-decoration:none}.concept-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-items:start}.concept{border:1px solid var(--line);border-radius:12px;background:white;padding:0 18px}.concept summary{cursor:pointer;min-height:54px;padding:16px 0;font-size:13px;font-weight:750;color:var(--plum)}.concept[open]{border-color:#b78bc6;background:#fffefa}.concept p{font-size:12px;line-height:1.8;color:var(--muted);margin:0 0 16px}.concept .question{font-style:italic;color:#8b652b}.knowledge>section{margin:32px 0;scroll-margin-top:20px}.world-panel:fullscreen .viewport{height:auto}.fallback-mode #focus-level{opacity:.45}
@media(max-width:1150px){.inspector{display:grid;grid-template-columns:1fr 1fr;gap:20px}.budget{grid-column:1}.level-inspector{grid-column:2;grid-row:1/3;border-bottom:0;padding:0}.selected-info{grid-column:1;grid-row:2}.design-stats{grid-column:1/-1}.journey{grid-column:1/-1}}
@media(max-width:750px){.viewport{height:430px}.slot-row{gap:3px}.slot-row>span{min-width:30px}.slot{padding:4px 2px;font-size:11px}.catalog{grid-template-columns:repeat(4,minmax(0,1fr))}.inspector{display:block}.budget{padding-bottom:15px;border-bottom:1px solid var(--line)}.level-inspector{padding:20px 0;border-bottom:1px solid var(--line)}.selected-info{padding:20px 0}.design-stats{padding:15px 0}.journey{padding:15px 0}.levels-grid,.concept-grid{grid-template-columns:1fr}.level-card{padding:20px 16px;gap:12px}.knowledge{margin:35px 0;padding-top:25px}.knowledge h2{font-size:29px}.knowledge h3{font-size:23px}.view-tools button{min-height:40px;font-size:10px}.level-inspector select{font-size:13px}.level-inspector p{font-size:13px}}
@media print{.knowledge{display:none!important}}
.level-quick{display:flex;align-items:center;gap:8px;padding:10px 12px;background:#f7f0fa;border-bottom:1px solid var(--line);font-size:11px}.level-quick select{min-width:0;flex:1;border:1px solid #d7c4e0;padding:9px 5px;border-radius:8px;background:white;color:var(--plum);font-size:11px}.level-quick button{font-size:10px;padding:8px;min-height:36px}.level-quick a{font-size:10px;white-space:nowrap}@media(max-width:750px){.level-quick{gap:5px;padding:8px}.level-quick>label{display:none}.level-quick select{font-size:10px}.level-quick button{padding:6px;font-size:9px}.level-quick a{font-size:9px}}