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10px;border-radius:999px;background:var(--surface2);border:1px solid var(--border)}.quest-pill.pts{background:#7c3aed14;border-color:#7c3aed33;color:#7c3aed}.quest-q{font-size:15px;font-weight:800;margin-bottom:12px;line-height:1.5}.quest-feedback{margin-top:16px;padding:12px 16px;border-radius:var(--r);font-size:14px;font-weight:700}.quest-feedback.ok{background:#00c4b41a;border:1px solid rgba(0,196,180,.25);color:#007a70}.quest-feedback.fail{background:#dc262614;border:1px solid rgba(220,38,38,.2);color:#b91c1c}@media (max-width:768px){.lesson-grid{grid-template-columns:1fr}}