.learn-kicker{color:var(--accent);letter-spacing:.04em;text-transform:uppercase;margin-bottom:6px;font-size:13px;font-weight:650;display:inline-block}.learn-try{flex-wrap:wrap;align-items:center;gap:12px;margin:18px 0 8px;display:flex}.learn-try .tool-cta{padding:9px 18px;font-size:15px}.learn-try span{color:var(--text-muted);font-size:14px}.learn-steps{margin:12px 0;padding:0;list-style:none}.learn-steps li{border-bottom:1px solid var(--border);padding:8px 0 8px 34px;position:relative}.learn-steps li:before{content:"";border:1.5px solid var(--border-strong);border-radius:50%;width:18px;height:18px;position:absolute;top:10px;left:0}.learn-hint{border-left:3px solid var(--border-strong);color:var(--text-muted);padding:4px 0 4px 12px;font-style:italic}.learn-table{border-collapse:collapse;width:100%;margin:12px 0;font-size:14px}.learn-table th,.learn-table td{border-bottom:1px solid var(--border);text-align:left;padding:7px 8px}.learn-table th{color:var(--text-muted);font-weight:600}.learn-path{counter-reset:lesson;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:8px;padding:0;list-style:none;display:grid}.learn-path a,.learn-path strong{counter-increment:lesson;border:1px solid var(--border);background:var(--bg-raised);color:var(--text);border-radius:8px;padding:10px 12px;font-size:14px;text-decoration:none;display:block}.learn-path a:before,.learn-path strong:before{content:counter(lesson) ". ";color:var(--text-muted)}.learn-path strong{border-color:var(--accent)}@media (hover:hover){.learn-path a:hover{border-color:var(--border-strong)}}.bd-grid{gap:6px;display:grid;overflow-x:auto}.bd-row{grid-template-columns:64px repeat(16,minmax(16px,1fr));align-items:center;gap:3px;display:grid}.bd-name{color:var(--text-muted);font-size:13px}.bd-cell{border:1px solid var(--border);background:var(--bg);border-radius:4px;min-width:16px;height:30px;padding:0}.bd-cell.beat{border-color:var(--border-strong)}.bd-cell[aria-pressed=true]{background:var(--accent-fill);border-color:var(--accent-fill)}.bd-cell.now{box-shadow:inset 0 -3px 0 var(--text-muted)}.bd-controls{flex-wrap:wrap;align-items:center;gap:12px;margin-top:14px;display:flex}.bd-controls label{color:var(--text-muted);align-items:center;gap:8px;font-size:14px;display:inline-flex}.bd-check{min-height:22px;margin:14px 0 0;padding-left:30px;position:relative}.bd-check:before{content:"";border:1.5px solid var(--border-strong);border-radius:50%;width:18px;height:18px;position:absolute;top:2px;left:0}.bd-check.met:before{background:var(--accent-fill);border-color:var(--accent-fill)}@media (width<=560px){.bd-row{grid-template-columns:48px repeat(16,minmax(14px,1fr));gap:2px}.bd-cell{min-width:14px;height:34px}}