.lesson-view{max-width:880px;margin-inline:auto}.lesson-lead{font-size:20px;line-height:1.65;color:#272a28;max-width:760px;margin:0 0 25px}.lesson-cards{display:grid;gap:15px}.lesson-card{display:flex;gap:22px;border:1px solid var(--line);border-radius:14px;padding:25px;background:var(--panel)}.lesson-number{font:800 45px Barlow;color:var(--acid-text);line-height:1;flex:none}.lesson-card h2,.lesson-case h2{font:800 31px Barlow;margin:0 0 10px}.lesson-card p,.lesson-case p,.lesson-recall p,.lesson-practical p{font-size:16px;line-height:1.8;color:#282b29}.lesson-references{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px;align-items:center}.lesson-references a{display:inline-flex;min-height:44px;align-items:center;border:1px solid var(--line);border-radius:7px;padding:7px 10px;color:var(--acid-text);font-size:12px;line-height:1.4}.lesson-references span{width:100%;font:11px Plex;color:var(--muted);line-height:1.7}.lesson-case,.lesson-recall{margin-top:22px;padding:25px;border-radius:14px;border:1px solid rgba(131,197,184,0.271);background:linear-gradient(120deg,#f6f6f6,#f7f8f8)}.lesson-case .eyebrow,.lesson-recall .eyebrow{margin-bottom:10px;color:var(--cyan)}.lesson-case details,.lesson-recall details{margin-top:17px;border-top:1px solid var(--line);padding-top:9px}.lesson-view summary{min-height:44px;cursor:pointer;font-size:16px;line-height:1.6;padding:9px 0;color:var(--acid-text)}.lesson-view details[open] summary{margin-bottom:15px}.lesson-case h3{font-size:24px;margin:14px 0 5px}.lesson-case-answer{animation:lessonReveal .18s ease-out}.lesson-recall h2{font:800 29px Barlow;max-width:700px}.lesson-view .lesson-self-check{font-size:13px;color:var(--muted);margin-top:18px}.lesson-practical{padding:20px 25px;border-left:3px solid var(--pink);background:rgba(247,247,247,0.22);margin-top:22px;border-radius:0 10px 10px 0}.lesson-practical strong{font-size:16px}.lesson-practical p{margin-top:9px}.lesson-actions{display:flex;align-items:center;flex-wrap:wrap;gap:18px;margin-top:25px}.article-actions .lesson-links{display:flex;gap:10px;flex-wrap:wrap}.mission-mix-note{font-size:14px;color:var(--muted);line-height:1.7;margin:0 0 20px}.lesson-view a:focus-visible,.lesson-view summary:focus-visible{outline:3px solid var(--cyan);outline-offset:4px}@keyframes lessonReveal{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}@media(max-width:700px){.lesson-card{gap:13px;padding:20px 16px}.lesson-number{font-size:34px}.lesson-lead{font-size:18px}.lesson-case,.lesson-recall{padding:20px}.lesson-card h2{font-size:29px}.lesson-actions .btn{width:100%}.article-actions .lesson-links{width:100%}}.no-motion .lesson-case-answer{animation:none}@media(prefers-reduced-motion:reduce){.lesson-case-answer{animation:none}}
.article-head h2{font:800 55px Barlow;margin:14px 0}@media(max-width:700px){.article-head h2{font-size:44px}}