.artifact-summary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.artifact-summary>div{padding:16px;border:1px solid var(--line);border-radius:16px;background:#fff}.artifact-summary span{display:block;color:var(--muted);font-size:.82rem;font-weight:800;text-transform:uppercase;letter-spacing:.04em}.artifact-summary strong{display:block;margin-top:7px;font-size:1.08rem}.artifact-case-meta{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 12px}.artifact-case-meta span{padding:7px 10px;border-radius:999px;background:#eef4f8;color:#355366;font-size:.84rem;font-weight:800}.artifact-viewer{overflow:hidden;border:1px solid var(--line);border-radius:18px;background:#fff}.artifact-viewer-head{display:flex;justify-content:space-between;gap:12px;padding:14px 16px;border-bottom:1px solid var(--line)}.artifact-viewer-head strong,.artifact-viewer-head small{display:block}.artifact-viewer-head small{color:var(--muted);margin-top:3px}.artifact-scroll{overflow-x:auto;padding:10px}.artifact-question{margin-top:16px;padding:18px;border:1px solid var(--line);border-radius:18px;background:#fff}.artifact-question h2{margin-top:0}.artifact-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.artifact-choice{min-height:64px;padding:13px 14px;border:1px solid #cfdae1;border-radius:14px;background:#f8fafc;color:var(--ink);font:inherit;font-weight:750;text-align:left;cursor:pointer}.artifact-choice:hover,.artifact-choice.selected{border-color:#6e9fc0;background:#edf6fb}.artifact-choice.correct{border-color:#73b9a8;background:#effaf6}.artifact-choice.incorrect{border-color:#d9a067;background:#fff5e9}.artifact-feedback{margin-top:14px;padding:14px 16px;border-radius:14px;border:1px solid var(--line)}.artifact-feedback.correct{background:#effaf6;border-color:#8fc9bb}.artifact-feedback.retry{background:#fff5e9;border-color:#ddb07d}.artifact-feedback p{margin:.4rem 0 0}.artifact-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.artifact-result{padding:24px;border:1px solid var(--line);border-radius:20px;background:#fff}.artifact-result h2{margin:.35rem 0}.artifact-result p{max-width:760px}@media(max-width:800px){.artifact-summary{grid-template-columns:repeat(2,minmax(0,1fr))}.artifact-options{grid-template-columns:1fr}}@media(max-width:520px){.artifact-summary{grid-template-columns:1fr}.artifact-viewer-head{display:block}.artifact-actions .btn{width:100%}}