.A2TrlG_group{gap:16px;margin-top:36px;display:grid}.A2TrlG_group h2{align-items:baseline;gap:10px;display:flex}.A2TrlG_grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.A2TrlG_card{min-width:0;transition:transform .2s,border-color .2s;overflow:hidden}.A2TrlG_card:hover{border-color:var(--line-strong);transform:translateY(-3px)}.A2TrlG_thumb{aspect-ratio:16/9;background:radial-gradient(60% 80% at 20% 20%, #a78bfa73, transparent 70%), radial-gradient(60% 80% at 90% 90%, #7cf3ff4d, transparent 70%), var(--bg-3);align-items:flex-end;padding:14px;display:flex;position:relative}.A2TrlG_new{font-family:var(--font-mono), monospace;text-transform:uppercase;letter-spacing:.1em;background:var(--ok);color:#05211d;border-radius:999px;padding:4px 10px;font-size:11px;position:absolute;top:12px;right:12px}.A2TrlG_body{gap:8px;padding:18px 20px 22px;display:grid}.A2TrlG_body b{font-size:17px;line-height:1.35}.A2TrlG_body p{color:var(--muted);margin:0;font-size:14px}.A2TrlG_lesson{grid-template-columns:minmax(0,1fr) 280px;align-items:start;gap:40px;padding-block:60px 80px;display:grid}.A2TrlG_article{gap:20px;min-width:0;max-width:760px;display:grid}.A2TrlG_player{aspect-ratio:16/9;place-items:center;display:grid}.A2TrlG_short{padding:20px 22px}.A2TrlG_short p{color:var(--muted);margin:8px 0 0}.A2TrlG_step{gap:10px;padding-top:10px;scroll-margin-top:100px;display:grid}.A2TrlG_step p{color:var(--muted);margin:0}.A2TrlG_prompt{border-radius:var(--radius-sm);background:var(--bg-3);border:1px solid var(--line);align-items:flex-start;gap:12px;padding:16px;display:flex}.A2TrlG_prompt code{font-family:var(--font-mono), monospace;white-space:pre-wrap;word-break:break-word;flex:1;font-size:13px}.A2TrlG_check{gap:10px;margin:0;padding:0;list-style:none;display:grid}.A2TrlG_check label{cursor:pointer;align-items:center;gap:10px;display:flex}.A2TrlG_check input{accent-color:#a78bfa;width:18px;height:18px}.A2TrlG_link{padding:16px 20px;display:block}.A2TrlG_cta{background:linear-gradient(135deg,#7c5cfc40,#ffffff08);justify-items:start;gap:12px;margin-top:10px;padding:28px;display:grid}.A2TrlG_cta p{color:var(--muted);margin:0}.A2TrlG_toc{gap:10px;padding:20px;font-size:14px;display:grid;position:sticky;top:100px}.A2TrlG_toc a:not(.btn){color:var(--muted)}.A2TrlG_toc a:hover{color:var(--fg)}@media (max-width:900px){.A2TrlG_grid,.A2TrlG_lesson{grid-template-columns:1fr}.A2TrlG_toc{order:-1;position:static}}
