.wrapper[data-astro-cid-uk5wtejj]{min-height:100vh}.lbar[data-astro-cid-uk5wtejj]{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:18px;height:60px;padding:0 26px;background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.lbar[data-astro-cid-uk5wtejj] .back[data-astro-cid-uk5wtejj]{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--ink)}.lbar[data-astro-cid-uk5wtejj] .back[data-astro-cid-uk5wtejj]:hover{color:var(--brand)}.lbar[data-astro-cid-uk5wtejj] .crumb[data-astro-cid-uk5wtejj]{color:var(--ink-2);font-size:14.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.lbar[data-astro-cid-uk5wtejj] .crumb[data-astro-cid-uk5wtejj] b[data-astro-cid-uk5wtejj]{color:var(--ink)}.lbar[data-astro-cid-uk5wtejj] .crumb[data-astro-cid-uk5wtejj] span[data-astro-cid-uk5wtejj]{color:var(--muted);margin-inline-start:6px}.lbar[data-astro-cid-uk5wtejj] .lib[data-astro-cid-uk5wtejj]{margin-inline-start:auto;font-size:14px;color:var(--brand);font-weight:600;white-space:nowrap}.grid[data-astro-cid-uk5wtejj]{display:grid;grid-template-columns:1fr 340px;gap:26px;max-width:1280px;margin:0 auto;padding:26px}.player[data-astro-cid-uk5wtejj]{position:relative;aspect-ratio:16/9;border-radius:16px;overflow:hidden;background:linear-gradient(150deg,var(--brand),var(--side));display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow)}.player[data-astro-cid-uk5wtejj] .arch-bg[data-astro-cid-uk5wtejj]{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:.6}.player[data-astro-cid-uk5wtejj] .arch-bg[data-astro-cid-uk5wtejj] svg[data-astro-cid-uk5wtejj]{height:82%}.head[data-astro-cid-uk5wtejj]{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin:22px 0 16px;flex-wrap:wrap}.head[data-astro-cid-uk5wtejj] .eyebrow[data-astro-cid-uk5wtejj]{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:700}.head[data-astro-cid-uk5wtejj] h1[data-astro-cid-uk5wtejj]{font-size:clamp(23px,3vw,29px);margin-top:5px}.tabs[data-astro-cid-uk5wtejj]{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:16px}.tab[data-astro-cid-uk5wtejj]{border:0;background:transparent;padding:10px 14px;font-size:14.5px;font-weight:600;color:var(--ink-2);cursor:pointer;border-bottom:2px solid transparent;font-family:var(--sans)}.tab[data-astro-cid-uk5wtejj].active{color:var(--brand);border-bottom-color:var(--brand)}.tabpane[data-astro-cid-uk5wtejj] p[data-astro-cid-uk5wtejj]{color:var(--ink-2);line-height:1.7;margin-bottom:14px;max-width:70ch}.tabpane[data-astro-cid-uk5wtejj] ul[data-astro-cid-uk5wtejj]{color:var(--ink-2);line-height:2;padding-inline-start:1.2em}.tabpane[data-astro-cid-uk5wtejj] ul[data-astro-cid-uk5wtejj] a[data-astro-cid-uk5wtejj]{color:var(--brand)}.muted[data-astro-cid-uk5wtejj]{color:var(--muted)!important}.nav-lessons[data-astro-cid-uk5wtejj]{display:flex;justify-content:space-between;gap:16px;margin-top:26px;padding-top:20px;border-top:1px solid var(--line);font-size:14px}.nav-lessons[data-astro-cid-uk5wtejj] a[data-astro-cid-uk5wtejj]{color:var(--ink-2);font-weight:600}.nav-lessons[data-astro-cid-uk5wtejj] a[data-astro-cid-uk5wtejj]:hover{color:var(--brand)}.playlist[data-astro-cid-uk5wtejj]{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:8px;box-shadow:var(--shadow);align-self:start;position:sticky;top:76px;max-height:calc(100vh - 100px);overflow-y:auto}.pl-head[data-astro-cid-uk5wtejj]{padding:16px 16px 14px}.pl-head[data-astro-cid-uk5wtejj] h2[data-astro-cid-uk5wtejj]{font-size:16px}.pl-head[data-astro-cid-uk5wtejj] span[data-astro-cid-uk5wtejj]{font-size:12.5px;color:var(--muted);display:block;margin:4px 0 8px}.pl-bar[data-astro-cid-uk5wtejj]{height:6px;background:var(--line);border-radius:100px;overflow:hidden}.pl-bar[data-astro-cid-uk5wtejj] i[data-astro-cid-uk5wtejj]{display:block;height:100%;background:var(--brand);transition:.4s}#pl-list[data-astro-cid-uk5wtejj]{list-style:none;margin:0;padding:0}#pl-list[data-astro-cid-uk5wtejj] li[data-astro-cid-uk5wtejj]{display:flex;gap:12px;align-items:center;padding:11px 14px;border-radius:10px;cursor:pointer}#pl-list[data-astro-cid-uk5wtejj] li[data-astro-cid-uk5wtejj]:hover{background:var(--bg)}#pl-list[data-astro-cid-uk5wtejj] li[data-astro-cid-uk5wtejj].cur{background:var(--brand-soft)}#pl-list[data-astro-cid-uk5wtejj] li[data-astro-cid-uk5wtejj] .ico[data-astro-cid-uk5wtejj]{width:18px;text-align:center;color:var(--muted);font-size:13px;flex:0 0 auto}#pl-list[data-astro-cid-uk5wtejj] li[data-astro-cid-uk5wtejj].done .ico[data-astro-cid-uk5wtejj],#pl-list[data-astro-cid-uk5wtejj] li[data-astro-cid-uk5wtejj].cur .ico[data-astro-cid-uk5wtejj]{color:var(--brand)}#pl-list[data-astro-cid-uk5wtejj] .li-t[data-astro-cid-uk5wtejj]{flex:1;display:flex;justify-content:space-between;gap:10px;font-size:13.5px;color:var(--ink)}#pl-list[data-astro-cid-uk5wtejj] li[data-astro-cid-uk5wtejj].cur .li-t[data-astro-cid-uk5wtejj]{font-weight:650}#pl-list[data-astro-cid-uk5wtejj] .dur[data-astro-cid-uk5wtejj]{color:var(--muted);font-size:12px;white-space:nowrap}.head-act[data-astro-cid-uk5wtejj]{display:flex;gap:10px;flex-wrap:wrap}.altm[data-astro-cid-uk5wtejj]{position:fixed;inset:0;background:#12181280;display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}.altm[data-astro-cid-uk5wtejj][hidden]{display:none}.altm-box[data-astro-cid-uk5wtejj]{background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:0 24px 70px #0006;width:100%;max-width:520px;padding:24px;max-height:88vh;overflow:auto}.altm-h[data-astro-cid-uk5wtejj]{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.altm-k[data-astro-cid-uk5wtejj]{font-size:12px;color:var(--accent);font-weight:700}.altm-h[data-astro-cid-uk5wtejj] h3[data-astro-cid-uk5wtejj]{font-size:19px;margin-top:3px}.altm-x[data-astro-cid-uk5wtejj]{border:0;background:transparent;font-size:17px;color:var(--muted);cursor:pointer;line-height:1}.altm-sub[data-astro-cid-uk5wtejj]{font-size:13.5px;color:var(--ink-2);margin:10px 0 14px}.altm-all[data-astro-cid-uk5wtejj]{display:flex;align-items:center;gap:9px;font-weight:600;font-size:14px;padding:11px 13px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2);cursor:pointer}.altm-all[data-astro-cid-uk5wtejj] span[data-astro-cid-uk5wtejj]{color:var(--muted);font-weight:400}.altm-mods[data-astro-cid-uk5wtejj]{display:flex;flex-direction:column;gap:8px;margin:12px 0}.altm-mod[data-astro-cid-uk5wtejj]{display:flex;align-items:center;gap:12px;padding:12px 13px;border:1px solid var(--line);border-radius:11px;cursor:pointer}.altm-mod[data-astro-cid-uk5wtejj]:hover{border-color:var(--accent)}.altm-mod[data-astro-cid-uk5wtejj] input[data-astro-cid-uk5wtejj]{width:18px;height:18px;flex:0 0 auto;accent-color:var(--brand)}.altm-mod[data-astro-cid-uk5wtejj] .mi[data-astro-cid-uk5wtejj]{font-size:22px}.altm-mod[data-astro-cid-uk5wtejj] .mt[data-astro-cid-uk5wtejj]{flex:1}.altm-mod[data-astro-cid-uk5wtejj] .mt[data-astro-cid-uk5wtejj] b[data-astro-cid-uk5wtejj]{font-size:14.5px;display:block}.altm-mod[data-astro-cid-uk5wtejj] .mt[data-astro-cid-uk5wtejj] em[data-astro-cid-uk5wtejj]{font-size:12.5px;color:var(--muted);font-style:normal}.altm-mod[data-astro-cid-uk5wtejj] .mp[data-astro-cid-uk5wtejj]{font-size:12px;color:var(--accent);font-weight:700;white-space:nowrap}.altm-foot[data-astro-cid-uk5wtejj]{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}.altm-cost[data-astro-cid-uk5wtejj]{font-size:13px;color:var(--ink-2);font-weight:600}@media (max-width:900px){.grid[data-astro-cid-uk5wtejj]{grid-template-columns:1fr}.playlist[data-astro-cid-uk5wtejj]{position:static;max-height:none}}