:root{color:#21142f;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;background:#f6edff;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}button,input{font:inherit}button{cursor:pointer;border:0}button:disabled{opacity:.45;cursor:not-allowed}.app-shell{min-height:100vh;padding:max(16px, env(safe-area-inset-top)) 16px max(16px, env(safe-area-inset-bottom));background:radial-gradient(circle at 0 0,#fce7ff 0,#0000 30%),linear-gradient(145deg,#fff7ff 0%,#ead8ff 42%,#a855f7 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0;font-size:.76rem}.install-link{color:#6d28d9;background:0 0;font-weight:800;text-decoration:underline}.setup-screen .grow-panel{flex-direction:column;flex:1;justify-content:center;gap:16px;display:flex}.top-bar{min-height:44px}.ghost-button{color:#6d28d9;background:#ffffffbf;border-radius:16px;width:44px;height:44px;font-size:1.55rem;font-weight:800}.count-grid{grid-template-columns:repeat(4,1fr);gap:10px;display:grid}.chip{color:#6d28d9;background:#8b5cf61f;border-radius:18px;min-height:48px;font-weight:900}.chip.active{color:#fff;background:#8b5cf6}.range-label{color:#4b2f64;font-weight:800}input[type=range]{accent-color:#8b5cf6;width:100%}.warning-card{color:#6b4d00;background:#fde04738;border-radius:18px;padding:14px}.quiz-screen{gap:12px}.quiz-header strong:first-child{display:block}.timer{color:#fff;text-align:center;background:#1f1230;border-radius:999px;min-width:78px;padding:8px 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1fr;align-items:center;gap:10px;min-height:62px;padding:10px 12px;transition:transform .18s,border .18s,background .18s;display:grid}.answer-card span{color:#7c3aed;background:#8b5cf61f;border-radius:14px;place-items:center;width:38px;height:38px;font-weight:950;display:grid}.answer-card p{color:#2b183d;margin:0;font-size:clamp(.82rem,3.7vw,.98rem);line-height:1.25}.answer-card.selected{background:#f5ebfff5;border-color:#8b5cf6}.answer-card.correct{background:#d1fae5db;border-color:#34d399}.explanation-panel{background:#ffffffd1;border-radius:24px;padding:16px}.explanation-panel p{margin-bottom:10px;font-size:.9rem}.result-screen{overflow-y:auto}.result-card{text-align:center}.result-card h1{margin:10px 0}.result-card.passed{background:linear-gradient(135deg,#d1fae5f2,#ffffffdb)}.result-card.failed{background:linear-gradient(135deg,#ffe4e6f2,#ffffffdb)}.result-list{max-height:330px;overflow-y:auto}.result-list p{font-size:.9rem}@media 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