/* Five useful software concepts, all sharing the visitor's chosen energy. */
.lab-intro,.lab-footer{display:flex;justify-content:space-between;align-items:center;gap:35px;margin:0 0 24px}.lab-intro p,.lab-footer p{font-size:12px;max-width:560px;opacity:.82}.lab-footer{margin:25px 0 50px}.experience-tabs{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-bottom:16px}.experience-tabs button{padding:20px 15px;text-align:left;border:1px solid color-mix(in srgb,var(--neon) 25%,transparent);background:#080d1b;border-radius:14px;font:17px Display,Arial}.experience-tabs span{display:block;font:9px Body,Arial;letter-spacing:.12em;margin-bottom:9px;opacity:.7}.experience-tabs button[aria-selected=true]{background:linear-gradient(145deg,color-mix(in srgb,var(--neon) 19%,#060a13),#0c1322);box-shadow:inset 0 -3px var(--neon),0 0 25px color-mix(in srgb,var(--neon) 12%,transparent)}.experience-tabs button:hover{transform:translateY(-3px)}.lab-workbench{padding:34px;overflow:hidden}.lab-experience[hidden]{display:none!important}.lab-toolbar{display:grid;grid-template-columns:1.1fr 1fr;gap:45px;margin-bottom:28px}.lab-toolbar h2{font-size:clamp(29px,3vw,43px);margin:12px 0 18px}.lab-toolbar p:not(.eyebrow){font-size:14px;opacity:.85;max-width:600px}.lab-settings{display:grid;grid-template-columns:1fr 1fr;gap:17px;align-content:center}.lab-settings label{font-size:11px;display:flex;flex-direction:column;gap:9px}.lab-settings label:has(input[type=range]){grid-column:1/-1}.lab-settings output{float:right;font-size:11px}.lab-settings select,.lab-settings input:not([type=range]),#flow-task{width:100%;min-height:44px;background:#070c18;border:1px solid color-mix(in srgb,var(--neon) 30%,#162337);padding:10px;border-radius:9px}.lab-settings input[type=range]{width:100%;accent-color:var(--neon)}.lab-settings button,.lab-command button,.composer-controls button,.quantity-control button,.collection-item button,#flow-add button{border:1px solid color-mix(in srgb,var(--neon) 40%,transparent);background:#0b1927;padding:12px 16px;border-radius:10px;font-size:12px;min-height:42px}.lab-workbench button:hover:not(:disabled){border-color:var(--neon);box-shadow:0 0 24px color-mix(in srgb,var(--neon) 18%,transparent)}.lab-workbench button:active:not(:disabled){scale:.97}.lab-workbench button:disabled{opacity:.48;cursor:default}.lab-command{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-top:19px}.lab-command [role=status]{flex:1;min-width:220px;font-size:12px;padding:8px}.lab-insight{border-top:1px solid color-mix(in srgb,var(--neon) 25%,transparent);margin-top:30px;padding-top:25px;display:grid;grid-template-columns:220px 1fr;gap:20px}.lab-insight strong{font:18px Display,Arial}.lab-insight p{font-size:13px;max-width:720px;opacity:.84}.lab-success{animation:lab-celebrate .55s ease-out}.lab-confetti{position:absolute!important;width:24px!important;height:24px!important;left:50%;top:50%;z-index:8;pointer-events:none;animation:lab-confetti 1s ease-out forwards}@keyframes lab-confetti{from{transform:translate(-50%,-50%) scale(.5);opacity:1}to{transform:translate(var(--x),var(--y)) rotate(120deg) scale(.8);opacity:0}}@keyframes lab-celebrate{50%{box-shadow:0 0 55px color-mix(in srgb,var(--neon) 35%,transparent)}}
.atlas-stage{height:480px;position:relative;isolation:isolate;overflow:hidden;border-radius:18px;background:radial-gradient(ellipse at 50% 45%,color-mix(in srgb,var(--neon) 14%,#101130),#040916 75%);border:1px solid color-mix(in srgb,var(--neon) 24%,transparent)}.atlas-stage:before{content:'';position:absolute;inset:0;background-image:radial-gradient(var(--neon) 1px,transparent 1.5px);background-size:41px 43px;opacity:.17;mask-image:radial-gradient(ellipse,black,transparent 85%)}.atlas-stage svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.atlas-stage path{stroke:var(--neon);stroke-width:2.5;fill:none;filter:drop-shadow(0 0 5px var(--neon))}.atlas-stage.is-tracing path{stroke-dasharray:12 10;animation:atlas-signal 1.1s linear infinite}@keyframes atlas-signal{to{stroke-dashoffset:-44}}.atlas-node{position:absolute;translate:-50% -50%;display:grid;place-items:center;width:68px;height:68px;background:#0b1626dd;border:1px solid color-mix(in srgb,var(--neon) 32%,transparent);border-radius:50%;z-index:2;transition:transform .25s,box-shadow .25s}.atlas-node .studio-pixel{width:42px;pointer-events:none}.atlas-node>span:last-child{font-size:9px;position:absolute;bottom:-17px;background:#060c18;padding:2px 6px;border-radius:5px}.atlas-node:hover{transform:scale(1.1)}.atlas-node[aria-pressed=true]{background:color-mix(in srgb,var(--neon) 24%,#07111c);box-shadow:0 0 30px color-mix(in srgb,var(--neon) 40%,transparent);border-color:var(--neon)}.atlas-node.next-signal{outline:2px dashed var(--neon);outline-offset:6px}.atlas-caption{position:absolute;bottom:14px;width:100%;text-align:center;font-size:9px;letter-spacing:.24em;opacity:.55}
.flow-dashboard{display:grid;grid-template-columns:.65fr 1.35fr;gap:35px;align-items:center;padding:30px;background:radial-gradient(ellipse at left,color-mix(in srgb,var(--neon) 12%,#081321),#070b17 75%);border-radius:18px;min-height:400px}.flow-orbit{text-align:center;display:grid;justify-items:center;gap:16px}.flow-orbit .studio-pixel{width:95px}.flow-orbit strong{font:70px Display,Arial}.flow-orbit>span:not(.studio-pixel){font-size:9px;letter-spacing:.12em}.flow-orbit p{font-size:12px}.flow-meter{height:6px;background:#263047;width:100%;max-width:220px;border-radius:5px;overflow:hidden}.flow-meter i{display:block;height:100%;background:linear-gradient(90deg,var(--neon-alt),var(--neon));transition:width .5s}.flow-task{display:flex;margin-top:10px;border:1px solid color-mix(in srgb,var(--neon) 25%,transparent);border-radius:12px;background:#08101d;overflow:hidden}.flow-task-main{flex:1;min-width:0;display:flex;justify-content:space-between;align-items:center;gap:15px;text-align:left;background:transparent;padding:16px}.flow-task-main span{overflow-wrap:anywhere;font-size:13px}.flow-task-main b{font-size:10px;white-space:nowrap;font-weight:400}.flow-task[data-state="1"]{border-color:var(--neon);background:color-mix(in srgb,var(--neon) 12%,#070e1c)}.flow-task[data-state="2"]{opacity:.65}.flow-remove{width:32px;background:transparent;font-size:20px}.focus-view .flow-task[data-state="2"]{display:none}#flow-add{display:flex;gap:8px}#flow-task{flex:1;min-width:0}#flow-add button{white-space:nowrap}#flow-tasks{position:relative}
.lesson-layout{display:grid;grid-template-columns:.65fr 1.35fr;gap:40px;align-items:center;min-height:410px;background:radial-gradient(ellipse at left,color-mix(in srgb,var(--neon) 11%,#11102a),#070b17);padding:35px;border-radius:18px}.lesson-art{display:grid;justify-items:center;gap:30px;text-align:center}.lesson-art .studio-pixel{width:165px}.lesson-art .eyebrow{font-size:10px}.lesson-progress{display:flex;gap:10px}.lesson-progress span{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;border:1px solid color-mix(in srgb,var(--neon) 30%,transparent)}.lesson-progress .visited{border-color:var(--neon);box-shadow:0 0 20px color-mix(in srgb,var(--neon) 20%,transparent)}.lesson-card h3{font-size:28px;margin:20px 0}.lesson-card>p{font-size:13px;min-height:36px}#learn-answers{display:grid;gap:10px;position:relative}#learn-answers button{background:#0b1728;border:1px solid color-mix(in srgb,var(--neon) 25%,transparent);border-radius:10px;text-align:left;padding:16px;font-size:14px}#learn-answers .answer-correct{border:2px solid var(--neon);opacity:1;background:color-mix(in srgb,var(--neon) 17%,#071120)}#learn-answers .answer-retry{text-decoration:line-through;opacity:.5}#learn-feedback{margin-top:20px}
.shop-layout{display:grid;grid-template-columns:1fr 1fr;gap:40px}.object-display{min-height:450px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;position:relative;overflow:hidden;isolation:isolate;background:radial-gradient(ellipse at center,color-mix(in srgb,var(--neon) 13%,#172040),#060b18 72%);border:1px solid color-mix(in srgb,var(--neon) 35%,transparent);border-radius:22px}.object-halo{position:absolute;width:270px;height:270px;border:2px solid var(--neon);border-radius:50%;opacity:calc(var(--object-light,.7)*.7);box-shadow:0 0 55px var(--neon),inset 0 0 55px var(--neon);transform:rotateX(35deg);transition:border-radius .5s,transform .5s;z-index:-1}.object-display[data-finish=glass] .object-halo{border-radius:24px;transform:rotate(-15deg);background:linear-gradient(140deg,color-mix(in srgb,var(--neon) 17%,transparent),transparent)}.object-display[data-finish=grid]{background-image:linear-gradient(color-mix(in srgb,var(--neon) 10%,transparent) 1px,transparent 1px),linear-gradient(90deg,color-mix(in srgb,var(--neon) 10%,transparent) 1px,transparent 1px);background-size:25px 25px}.object-display[data-finish=grid] .object-halo{border-radius:0;transform:rotate(45deg);width:180px;height:180px}#shop-inspect{background:transparent;border:0;padding:20px;border-radius:25px}#shop-sprite{width:170px;filter:drop-shadow(0 0 24px color-mix(in srgb,var(--neon) 35%,transparent))}.object-plinth{width:200px;height:20px;border-radius:50%;background:var(--neon);opacity:.22;filter:blur(5px)}.object-display>p{font-size:12px;z-index:1}.object-display>.tiny{font-size:10px}.collection-panel{padding:22px 0}.collection-panel h3{margin:15px 0 25px;font-size:31px}.quantity-control{display:flex;gap:16px;align-items:center;margin:20px 0}.quantity-control>span{font-size:12px}.quantity-control output{font:25px Display,Arial}.collection-item{display:flex;align-items:center;gap:15px;border-bottom:1px solid color-mix(in srgb,var(--neon) 20%,transparent);padding:15px 0;font-size:12px}.collection-item>span{flex:1}.collection-item button{padding:8px;font-size:10px}.collection-panel>p:not(.eyebrow){font-size:12px;margin-top:15px}.order-stages{display:flex;gap:10px;margin-top:25px}.order-stages span{flex:1;border-top:3px solid #27324a;padding-top:10px;font-size:11px}.order-stages .complete{border-color:var(--neon)}
.composer{padding:30px;background:radial-gradient(ellipse at top,color-mix(in srgb,var(--neon) 10%,#151128),#070b17);border-radius:18px}.composer-controls{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:25px}.composer-controls [aria-pressed=true]{border-color:var(--neon);box-shadow:0 0 15px color-mix(in srgb,var(--neon) 20%,transparent)}.music-grid{display:grid;grid-template-columns:65px repeat(8,minmax(0,1fr));gap:8px;align-items:center}.music-grid>span{font-size:12px}.music-grid button{aspect-ratio:1.2;background:#111b2a;border:1px solid color-mix(in srgb,var(--neon) 25%,transparent);border-radius:9px;font-size:10px}.music-grid button[aria-pressed=true]{background:color-mix(in srgb,var(--neon) 24%,#071020);border-color:var(--neon);box-shadow:inset 0 0 20px color-mix(in srgb,var(--neon) 17%,transparent)}.music-grid button.playhead{outline:2px solid var(--neon);outline-offset:2px;filter:brightness(1.35)}.composer-visual{display:flex;align-items:center;gap:28px;padding-top:30px}.composer-visual .studio-pixel{width:65px}.composer-visual p{font-size:12px;max-width:380px}#music-bars{height:80px;display:flex;gap:6px;align-items:center;flex:1}#music-bars i{height:22px;flex:1;background:linear-gradient(var(--neon),var(--neon-alt));border-radius:6px;transition:height .15s}
@media(max-width:1000px){.experience-tabs button{font-size:14px;padding:16px 10px}.lab-toolbar{grid-template-columns:1fr;gap:25px}.lab-settings{grid-template-columns:repeat(3,1fr)}.lab-settings label:has(input[type=range]){grid-column:auto}.flow-dashboard,.lesson-layout{grid-template-columns:.7fr 1.3fr;padding:24px;gap:25px}.flow-task-main{flex-direction:column;align-items:flex-start;gap:7px}.shop-layout{gap:25px}.object-halo{width:210px;height:210px}}
@media(max-width:700px){.lab-intro,.lab-footer{display:block}.lab-intro p{margin-top:15px}.experience-tabs{display:flex;overflow-x:auto;padding-bottom:9px;scrollbar-width:thin;scrollbar-color:var(--neon) #070c17}.experience-tabs button{min-width:145px;flex:1}.lab-workbench{padding:20px}.lab-settings{grid-template-columns:1fr 1fr}.lab-settings label:has(input[type=range]){grid-column:1/-1}.lab-toolbar{gap:20px}.atlas-stage{height:390px}.atlas-node{width:48px;height:48px}.atlas-node .studio-pixel{width:33px}.atlas-node>span:last-child{font-size:8px}.lab-command [role=status]{min-width:100%}.lab-insight{grid-template-columns:1fr;gap:10px}.flow-dashboard,.lesson-layout,.shop-layout{grid-template-columns:1fr;gap:30px}.flow-dashboard,.lesson-layout{padding:20px}.flow-orbit{grid-template-columns:80px 1fr;gap:10px}.flow-orbit .studio-pixel{width:65px;grid-row:span 2}.flow-orbit strong{font-size:48px}.flow-orbit p,.flow-meter{grid-column:1/-1}.flow-orbit>span:not(.studio-pixel){font-size:8px}.flow-task-main{padding:13px}.lesson-art .studio-pixel{width:100px}.lesson-art{gap:15px}.lesson-card h3{font-size:25px}.object-display{min-height:350px}.collection-panel{padding:0}.composer{padding:16px 10px}.music-grid{grid-template-columns:40px repeat(8,minmax(0,1fr));gap:5px}.music-grid>span{font-size:9px}.music-grid button{min-height:32px;border-radius:5px;font-size:8px;aspect-ratio:auto;padding:0}.composer-controls button{font-size:10px;padding:10px;flex:1;min-width:42%}.composer-visual{flex-wrap:wrap;gap:16px}.composer-visual p{min-width:100%}.lab-footer a{margin-top:15px}#flow-add{flex-wrap:wrap}#flow-add button{width:100%}.lab-command button{font-size:11px}}
@media(max-width:360px){.lab-workbench{padding:14px}.atlas-node{width:39px;height:39px}.atlas-node .studio-pixel{width:27px}.lab-settings{grid-template-columns:1fr}.lab-toolbar h2{font-size:28px}.music-grid{gap:4px;grid-template-columns:34px repeat(8,minmax(0,1fr))}.flow-dashboard,.lesson-layout{padding:14px}.lab-command button{flex:1}}
@media(prefers-reduced-motion:reduce){.lab-success,.lab-confetti,.atlas-stage.is-tracing path{animation:none!important}.lab-confetti{display:none}.lab-workbench *{transition:none!important}}
#lab-music .lab-settings label:has(input){grid-column:auto}.music-grid button{height:64px;aspect-ratio:auto}
@media(max-width:700px){.music-grid button{height:34px}#lab-music .lab-settings label:has(input){grid-column:1/-1}}
@media(max-width:700px){.music-grid{grid-template-columns:40px repeat(8,minmax(34px,1fr));overflow-x:auto;padding:5px 5px 14px;scrollbar-width:thin;scrollbar-color:var(--neon) #070c17}.music-grid button{height:40px}.composer:after{content:'Swipe the grid sideways to reach every step.';display:block;font-size:10px;margin-top:14px;opacity:.8}}

.experience-tabs button:nth-child(1),#lab-map{--lab-colour:#00f5ff}
.experience-tabs button:nth-child(2),#lab-flow{--lab-colour:#a4ff36}
.experience-tabs button:nth-child(3),#lab-learn{--lab-colour:#ffce2b}
.experience-tabs button:nth-child(4),#lab-shop{--lab-colour:#ff46dc}
.experience-tabs button:nth-child(5),#lab-music{--lab-colour:#b489ff}
.experience-tabs button{color:var(--lab-colour);border-color:color-mix(in srgb,var(--lab-colour) 45%,transparent)}
.experience-tabs button[aria-selected=true]{color:var(--lab-colour);background:linear-gradient(145deg,color-mix(in srgb,var(--lab-colour) 20%,#060a13),#0c1322);box-shadow:inset 0 -3px var(--lab-colour),0 0 25px color-mix(in srgb,var(--lab-colour) 14%,transparent)}
.lab-toolbar h2,.lab-insight strong{color:var(--lab-colour)}
.lab-toolbar .eyebrow{color:var(--lab-colour)}
.flow-dashboard{background:radial-gradient(ellipse at 0 0,#1b763b30,transparent 70%),radial-gradient(ellipse at 100% 100%,#005ac634,transparent 70%),#070c18}
.lesson-layout{background:radial-gradient(ellipse at 0 20%,#8b570036,transparent 65%),radial-gradient(ellipse at 100% 100%,#7114bb36,transparent 65%),#070b17}
.composer{background:radial-gradient(ellipse at top left,#6a19a846,transparent 65%),radial-gradient(ellipse at bottom right,#0057a532,transparent 65%),#070b17}
.music-grid button[data-row="0"]{--voice-colour:#00f5ff}.music-grid button[data-row="1"]{--voice-colour:#ff46dc}.music-grid button[data-row="2"]{--voice-colour:#ffce2b}.music-grid button[data-row="3"]{--voice-colour:#a4ff36}
.music-grid button{color:var(--voice-colour);border-color:color-mix(in srgb,var(--voice-colour) 40%,transparent)}
.music-grid button[aria-pressed=true]{background:color-mix(in srgb,var(--voice-colour) 25%,#071020);border-color:var(--voice-colour);box-shadow:inset 0 0 20px color-mix(in srgb,var(--voice-colour) 20%,transparent)}
.music-grid button.playhead{outline-color:var(--voice-colour)}
.lesson-card h3,.collection-panel h3{color:var(--lab-colour)}