.lesson-visual{background:var(--soft);border:1px solid var(--line);border-radius:14px;margin:35px 0;padding:28px 20px}.lesson-visual strong,.lesson-visual small,.lesson-house span{display:block}.lesson-visual strong{font-family:Georgia,serif;font-size:22px;font-weight:400}.lesson-visual small,.lesson-house span{color:var(--muted);margin:8px 0;font-size:12px}.lesson-visual figcaption{text-align:center;color:var(--muted);margin-top:20px;font-size:11px;line-height:1.6}.lesson-buckets{text-align:center;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;display:grid}.lesson-buckets svg{width:100%;color:var(--accent)}.lesson-house{text-align:center;max-width:420px;margin:auto}.lesson-roof{background:var(--paper);clip-path:polygon(50% 0,100% 38%,100% 100%,0 100%,0 38%);border-bottom:2px solid var(--accent);padding:65px 20px 22px}.lesson-walls{border-left:2px solid var(--accent);border-right:2px solid var(--accent);padding:12px 20px}.lesson-interior{border:1px solid var(--line);background:var(--surface);border-radius:8px;margin-top:18px;padding:10px}.lesson-foundation{border:2px solid var(--accent);padding:14px}.lesson-cycle{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;display:grid}.lesson-cycle>div{padding:10px}.lesson-number{border:1px solid var(--accent);width:45px;height:45px;color:var(--accent);border-radius:50%;place-items:center;margin-bottom:18px;font-size:13px;display:grid}@media (max-width:540px){.lesson-cycle{grid-template-columns:1fr 1fr}.lesson-buckets{gap:8px}.lesson-buckets strong{font-size:18px}.lesson-visual{padding:20px 12px}.lesson-buckets small{font-size:10px}.lesson-house strong{font-size:19px}}