:root{--wine:#660000;--wine2:#790b06;--gold:#d79a13;--cream:#fff8e7;--line:#d7aa5b;--ink:#3c1717}
*{box-sizing:border-box} body{margin:0;background:#fbf1d5;color:var(--ink);font-family:Arial,Helvetica,sans-serif}
.brain-header{width:100%;background:#790700;border-bottom:4px solid #e1b225}
.brain-header img{display:block;width:100%;height:auto;max-height:360px;object-fit:cover}
.page{max-width:1420px;margin:0 auto;padding:24px}
.layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:22px;align-items:start}
.side{background:linear-gradient(180deg,#810d07,#570000);color:#fff;border-radius:18px;padding:20px;box-shadow:0 12px 25px rgba(80,0,0,.12)}
.eyebrow{font-size:11px;letter-spacing:2px;color:#f4bd38;text-transform:uppercase;font-weight:700}
h2{font-size:21px;margin:7px 0 3px}.mini{font-size:12px;opacity:.75;line-height:1.4}
.control{margin-top:17px;padding-top:14px;border-top:1px solid rgba(255,255,255,.18)}
label{font-size:12px;display:flex;justify-content:space-between;margin:10px 0 5px}
input[type=range]{width:100%;accent-color:#e0a51b}
select{width:100%;padding:10px;border-radius:9px;border:1px solid #d6a451;background:#fffaf0;color:#4b1111;font-size:13px}
.run{width:100%;margin-top:15px;padding:13px;border:0;border-radius:9px;background:#fff7dc;color:#660000;font-weight:800;cursor:pointer}
.run:hover{background:#ffe9a9}
.nav{margin-top:18px;display:grid;gap:6px}.nav button{border:0;background:transparent;color:#fff;text-align:left;padding:11px;border-radius:9px;cursor:pointer;font-size:13px}
.nav button.active{background:#fff7df;color:#660000;font-weight:800}
.hero{border:1px solid var(--line);border-left:5px solid var(--wine);border-radius:16px;padding:22px;background:#fffaf0}
.pill{display:inline-block;border:1px solid #e2b453;border-radius:999px;padding:6px 11px;font-size:10px;letter-spacing:1.6px;font-weight:700;color:#660000}
h1{font-size:28px;color:#660000;margin:11px 0 8px}.hero p{font-size:15px;line-height:1.55;margin:0;max-width:800px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:15px}.stat{border:1px solid var(--line);border-radius:14px;padding:16px;background:#fff}
.stat b{display:block;font-size:27px;color:#660000}.stat span{font-size:11px;color:#765b52}
.workspace{display:grid;grid-template-columns:1.25fr .85fr;gap:14px;margin-top:15px}.panel{border:1px solid var(--line);border-radius:14px;padding:18px;background:#fff;min-width:0}
.panel h3{margin:0 0 5px;color:#660000;font-size:18px}.wavebox{background:#fff8e7;border-radius:11px;padding:8px;margin-top:13px;overflow:hidden}
svg{width:100%;height:auto;display:block}.bars{display:grid;gap:12px;margin-top:15px}.barhead{display:flex;justify-content:space-between;font-size:12px;margin-bottom:5px}
.track{height:11px;background:#f4e6c5;border-radius:20px;overflow:hidden}.fill{height:100%;background:linear-gradient(90deg,#660000,#d79a13);border-radius:20px;transition:width .45s}
.result{margin-top:14px;padding:13px;border-radius:10px;background:#fff8e7;font-size:12px;line-height:1.5}
.notice{margin-top:15px;font-size:11px;color:#795f55;text-align:right}
@media(max-width:850px){.layout,.workspace{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:500px){.page{padding:12px}.stats{grid-template-columns:1fr 1fr}h1{font-size:23px}}


/* Added interaction layer — original Preview styling above is intentionally preserved. */
.dark{color:#8a5b00}.start-strip{margin-top:15px;border:1px solid var(--line);border-radius:14px;background:linear-gradient(110deg,#fffaf0,#f8e8bd);padding:18px;display:flex;align-items:center;justify-content:space-between;gap:18px}.start-strip h3{color:#660000;margin:4px 0}.start-strip p{font-size:12px;color:#765b52;margin:0}.startChallenge,.primary{border:0;border-radius:9px;background:#660000;color:#fff;font-weight:800;padding:13px 17px;cursor:pointer}.startChallenge:hover,.primary:hover{background:#7b0905}
.zone{display:none}.zone.active{display:block}.zone .page{padding-top:24px}.challenge-shell{max-width:1420px;margin:0 auto}.topnav{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:14px}.topnav button{border:1px solid #d7aa5b;background:#fffaf0;color:#660000;border-radius:9px;padding:9px 12px;font-weight:700;cursor:pointer}.topnav button.active{background:#660000;color:#fff}.sectionHero{border:1px solid var(--line);border-left:5px solid #660000;border-radius:16px;background:#fffaf0;padding:20px;margin-bottom:14px}.sectionHero h1{margin-bottom:5px}.sectionHero p{margin:0;color:#765b52;line-height:1.5}.grid2{display:grid;grid-template-columns:1.2fr .8fr;gap:14px}.gameCard,.researchCard{border:1px solid var(--line);border-radius:14px;background:#fff;padding:18px}.gameCard h2,.researchCard h2,.researchCard h3{color:#660000}.gameTop{display:flex;justify-content:space-between;font-size:11px;font-weight:800;color:#765b52}.progress{height:8px;background:#f2e2bc;border-radius:99px;overflow:hidden;margin:12px 0}.progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,#660000,#d79a13);transition:.35s}.answers{display:grid;gap:9px;margin:16px 0}.answers button{border:1px solid #d7aa5b;background:#fffaf0;color:#4b1111;padding:12px;border-radius:9px;text-align:left;cursor:pointer;font-weight:700}.answers button:hover{background:#fff0c8}.answers button.correct{background:#e6f2e8;border-color:#60916b}.answers button.wrong{background:#f8e1dd;border-color:#ae5a52}.feedback{border-radius:9px;padding:11px;font-size:12px;background:#fff8e7;margin:10px 0}.feedback.good{background:#e6f2e8;color:#31543c}.feedback.bad{background:#f8e1dd;color:#7d2e28}.scoreBig{font-size:55px;color:#660000;font-weight:900}.metricList{display:grid;gap:7px}.metricList div{display:flex;justify-content:space-between;background:#fff8e7;padding:8px;border-radius:7px;font-size:11px}.simLayout{display:grid;grid-template-columns:300px 1fr;gap:14px}.simControl{background:linear-gradient(180deg,#810d07,#570000);color:#fff;border-radius:14px;padding:18px}.simControl label{margin-top:14px}.modeRow{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:15px}.modeRow button{border:1px solid #ffffff55;background:#ffffff10;color:#fff;padding:9px;border-radius:8px;cursor:pointer}.modeRow button.active{background:#fff7dc;color:#660000;font-weight:800}.simVisual{border:1px solid var(--line);background:#fff;border-radius:14px;padding:18px}.simVisual svg{max-height:340px}.headshape{fill:#fff8e7;stroke:#8d6558;stroke-width:2}.nose{fill:none;stroke:#8d6558;stroke-width:2}.node{fill:#fff;stroke:#660000;stroke-width:2;cursor:pointer}.node.hot{fill:#d79a13}.nodeLabel{font-size:10px;fill:#4b1111;text-anchor:middle;pointer-events:none}.conn{stroke:#9d6b51;stroke-width:1.3;opacity:.18}.conn.hot{stroke:#660000;stroke-width:2.2;opacity:.65}.featureTabs{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:10px}.featureTabs button{border:1px solid #d7aa5b;background:#fffaf0;color:#660000;border-radius:8px;padding:9px 11px;cursor:pointer}.featureTabs button.active{background:#660000;color:#fff}.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0}.facts div{background:#fff8e7;border-radius:9px;padding:10px}.facts b{display:block;font-size:22px;color:#660000}.facts span{font-size:10px;color:#765b52}.filters{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:15px}.filters label{display:grid;gap:5px;color:#765b52}.filters select{min-width:230px}.modelRows{display:grid;gap:14px}.modelRow{display:grid;grid-template-columns:190px 1fr 60px;gap:10px;align-items:center;font-size:12px}.track2{height:20px;background:#f4e6c5;border-radius:7px;overflow:hidden}.fill2{height:100%;background:linear-gradient(90deg,#660000,#a34d32);transition:.4s}.tiles{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;margin-top:14px}.tiles div{background:#fff8e7;border-radius:9px;padding:9px}.tiles b{display:block;color:#660000;font-size:18px}.tiles span{font-size:9px}.pipeList{display:grid;gap:8px}.pipe{display:grid;grid-template-columns:30px 1fr auto;gap:8px;align-items:center;border:1px solid #dec47e;background:#fffaf0;border-radius:9px;padding:9px}.pipeNum{width:26px;height:26px;border-radius:50%;background:#660000;color:#fff;display:grid;place-items:center;font-size:10px}.pipeMove button{border:1px solid #d7aa5b;background:#fff;padding:5px 8px;border-radius:6px;cursor:pointer}.actions{display:flex;gap:8px;margin-top:12px}.secondary{border:1px solid #d7aa5b;border-radius:9px;background:#fffaf0;color:#660000;font-weight:800;padding:12px 16px;cursor:pointer}.finalCard{max-width:850px;margin:auto}.hidden{display:none!important}.certificate{text-align:center;border:2px solid #d79a13;background:#fff8e7;border-radius:16px;padding:28px}.medal{width:70px;height:70px;border-radius:50%;background:#660000;color:#ffd36b;display:grid;place-items:center;margin:auto;font-size:35px}.xpbox{position:fixed;right:18px;bottom:18px;background:#660000;color:#fff;border:2px solid #d79a13;border-radius:12px;padding:10px 14px;z-index:10;box-shadow:0 10px 30px #66000033}.xpbox b{color:#ffd36b}.warning{border-left:4px solid #d79a13;background:#fff4d2;padding:11px;border-radius:8px;font-size:12px;line-height:1.5}
@media(max-width:900px){.grid2,.simLayout{grid-template-columns:1fr}.tiles{grid-template-columns:repeat(3,1fr)}}@media(max-width:600px){.start-strip{align-items:flex-start;flex-direction:column}.tiles,.facts{grid-template-columns:1fr 1fr}.modelRow{grid-template-columns:120px 1fr 55px}.xpbox{position:static;margin:12px}}

.profileResult{border:1px solid #d7aa5b;background:linear-gradient(120deg,#fff9e8,#f7e3ad);border-radius:12px;padding:15px;margin-top:12px;animation:resultIn .35s ease}.profileResult h2{font-size:25px;margin:5px 0;color:#660000}.confidenceLine{display:flex;justify-content:space-between;font-size:11px;margin-top:10px}.confidenceTrack{height:9px;background:#ead9b0;border-radius:99px;overflow:hidden;margin:6px 0 12px}.confidenceTrack i{display:block;height:100%;width:0;background:linear-gradient(90deg,#660000,#d79a13);transition:.55s}.predictionAlternatives{display:grid;gap:5px}.predictionAlternatives div{display:flex;justify-content:space-between;font-size:10px;background:#ffffff88;padding:6px 8px;border-radius:6px}@keyframes resultIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.bandPicker{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin:12px 0}.bandPicker span{font-size:10px;font-weight:800;color:#765b52;margin-right:3px}.bandPicker button{border:1px solid #d7aa5b;background:#fffaf0;color:#660000;border-radius:99px;padding:7px 10px;cursor:pointer;font-size:10px;font-weight:700}.bandPicker button.active{background:#d79a13;color:#3c1800;border-color:#d79a13}.featureInstruction{background:#660000;color:#fff;border-radius:8px;padding:9px 11px;font-size:11px;margin-bottom:4px}.builtFeature{border:1px solid #d7aa5b;background:#fff8e7;border-radius:12px;padding:14px;margin:14px 0}.builtFeature small{display:block;color:#8a5b00;font-weight:800;letter-spacing:1px}.builtFeature strong{display:block;color:#660000;font-size:19px;margin:4px 0}.builtFeature span{font-size:10px;color:#765b52}.miniChallenge{margin-top:14px;border-top:1px solid #ead8b1;padding-top:14px}.miniChallenge p{font-size:12px;color:#765b52}.selectedFirst{fill:#d79a13!important;stroke-width:4}.selectedSecond{fill:#8b1a12!important;stroke:#d79a13!important;stroke-width:4}.userConnection{stroke:#660000;stroke-width:4;opacity:.85;stroke-dasharray:7 5;animation:dash 1s linear infinite}@keyframes dash{to{stroke-dashoffset:-24}}.importanceGlow{filter:drop-shadow(0 0 6px #d79a13);fill:#f3bd35!important}.challengeTarget{animation:targetPulse 1s infinite}@keyframes targetPulse{50%{r:15;fill:#ffd76d}}


/* v4: interpretation positioned directly below ANALYSE PROFILE */
.sideInterpretation{margin-top:14px;background:#fff8e7;color:#3c1717;border-color:#e2b453}
.sideInterpretation h2{font-size:18px;line-height:1.2;margin:6px 0 10px;color:#660000}
.sideResultLabel{display:block;color:#8a5b00;font-size:9px;letter-spacing:1.4px;font-weight:900}
.sideInterpretation .confidenceLine{color:#5e4139}
.sideInterpretation .predictionAlternatives div{background:#fff;color:#4b1111;border:1px solid #ead8b1}
.sideProfileNote{margin-top:9px;background:#ffffff16!important;color:#fff!important;border:1px solid #ffffff2c;line-height:1.45}
.sideProfileNote.good{background:#fff8e7!important;color:#4b1111!important;border-color:#e2b453}


/* v5 — explicit, guided Feature Explorer */
.featureGuide{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:10px;align-items:center;margin:0 0 14px}
.guideStep{display:flex;align-items:center;gap:10px;border:1px solid #dec47e;background:#fffaf0;border-radius:12px;padding:11px}
.guideStep>span{width:31px;height:31px;border-radius:50%;background:#660000;color:#fff;display:grid;place-items:center;font-weight:900;flex:0 0 auto}
.guideStep b{display:block;color:#660000;font-size:12px}.guideStep small{display:block;color:#765b52;font-size:9px;margin-top:2px}.guideArrow{color:#d49a16;font-size:23px;font-weight:900}
.stepLabel{font-size:9px;letter-spacing:1.2px;font-weight:900;color:#8a5b00;margin:12px 0 7px}
.explicitBands{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:0 0 15px}
.explicitBands button{border-radius:9px;padding:9px 6px}.explicitBands button b,.explicitBands button small{display:block}.explicitBands button small{font-size:8px;margin-top:2px;opacity:.75}
.explicitTabs{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:0 0 15px}
.explicitTabs button{display:block;text-align:center;padding:10px 5px}.explicitTabs button b,.explicitTabs button small{display:block}.explicitTabs button small{font-size:8px;margin-top:3px;opacity:.75}
.mapLegend{display:flex;gap:12px;flex-wrap:wrap;margin:9px 0 0;font-size:9px;color:#765b52}.mapLegend span{display:flex;align-items:center;gap:5px}.legendDot{width:10px;height:10px;border-radius:50%;background:#fff;border:2px solid #660000;display:inline-block}.legendDot.selected{background:#d79a13}.legendDot.important{background:#f3bd35;box-shadow:0 0 5px #d79a13}
.featureExplanation>p{font-size:12px;line-height:1.55;color:#765b52}.expandedFeature{padding:16px}.expandedFeature strong{font-size:20px}
.meaningBox{border-left:4px solid #660000;background:#fff4d7;border-radius:8px;padding:11px 12px;margin:10px 0 14px}.meaningTitle{font-size:9px;letter-spacing:1px;color:#8a5b00;font-weight:900}.meaningBox p{margin:5px 0 0;font-size:11px;line-height:1.5;color:#5c4037}
.featureNumbers{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin:12px 0}.featureNumbers div{background:#fff8e7;border:1px solid #ead8b1;border-radius:9px;padding:9px;text-align:center}.featureNumbers b{display:block;color:#660000;font-size:21px}.featureNumbers span{font-size:8px;color:#765b52;line-height:1.3}
.topFeatureInfo{border:1px solid #d7aa5b;background:linear-gradient(135deg,#fff9e9,#f8e6b7);border-radius:12px;padding:13px;margin-top:12px}.topFeatureInfo h3{margin:5px 0;color:#660000}.topFeatureInfo p{font-size:11px;line-height:1.5;color:#5c4037}.topFeatureInfo code{background:#660000;color:#fff4cc;border-radius:4px;padding:2px 5px}.regionChips{display:flex;gap:5px}.regionChips span{background:#660000;color:#fff;border-radius:99px;padding:4px 8px;font-size:9px;font-weight:800}
#featureHead{margin-top:2px}.featureGrid{grid-template-columns:1.15fr .85fr}
@media(max-width:900px){.featureGuide{grid-template-columns:1fr}.guideArrow{display:none}.featureGrid{grid-template-columns:1fr}}
@media(max-width:560px){.explicitBands{grid-template-columns:1fr 1fr}.explicitTabs{grid-template-columns:1fr}.featureNumbers{grid-template-columns:1fr}}


/* Final fix — visible Feature Explorer mini-challenge modal */
.challengeModal{position:fixed;inset:0;background:rgba(40,8,8,.72);z-index:9999;display:grid;place-items:center;padding:22px;backdrop-filter:blur(5px)}
.challengeModal.hidden{display:none}
.challengeModalCard{position:relative;width:min(610px,96vw);max-height:92vh;overflow:auto;background:#fffaf0;border:2px solid #d7aa5b;border-radius:18px;padding:24px;box-shadow:0 24px 70px rgba(0,0,0,.35)}
.challengeModalCard h2{margin:5px 0 8px;color:#660000;font-size:27px}
.challengeModalCard>p{color:#684d44;line-height:1.55;margin:0 0 10px}
.modalClose{position:absolute;right:13px;top:10px;width:34px;height:34px;border-radius:50%;border:0;background:#660000;color:white;font-size:23px;cursor:pointer}
.challengeHint{background:#fff1c9;border-left:4px solid #d79a13;border-radius:7px;padding:9px 11px;color:#5b4038;font-size:11px}
#challengeHead{display:block;width:min(440px,100%);margin:10px auto}
#challengeNodes .node{cursor:pointer}
#challengeNodes .node:hover circle{filter:drop-shadow(0 0 5px #d79a13)}