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44px));margin:0 auto;padding:132px 0 96px;display:grid;grid-template-columns:minmax(240px,300px) minmax(0,1fr);gap:28px 36px;align-items:start}.series-playlist{position:sticky;top:28px;display:grid;gap:16px;padding:20px;background:#073229b8}.series-playlist-groups{display:grid;gap:18px}.series-playlist-group{display:grid;gap:6px}.series-playlist-group strong{color:#ffffff9e;font-size:.78rem;font-weight:900;letter-spacing:.02em}.series-playlist-group ol{display:grid;gap:2px;margin:0;padding:0;list-style:none}.series-playlist-group a{display:grid;grid-template-columns:3.4rem minmax(0,1fr);gap:8px;padding:8px 10px;border-radius:6px;color:#ffffffd1;font-size:.92rem;font-weight:800;line-height:1.35;text-decoration:none}.series-playlist-group a[aria-current=page]{background:var(--soft-pink);color:var(--green)}.series-playlist-group a[aria-current=page] small{color:var(--orange)}.series-step{display:grid;gap:22px;min-width:0}.series-pager{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:14px 16px;background:#0732298f}.series-pager[data-position=bottom]{margin-top:8px}.series-gate-note{margin:-8px 0 0;color:#ffffffb8;font-size:.86rem;line-height:1.55}.series-gate-note strong{color:var(--pastel-orange)}.series-pager-link{display:grid;gap:4px;min-width:min(100%,220px);text-decoration:none}.series-pager-link span{color:var(--pastel-orange);font-size:.76rem;font-weight:900}.series-pager-next{text-align:right;margin-left:auto}.series-pager-disabled{color:#ffffff61;font-weight:800}.series-step-copy{display:grid;gap:16px}.series-step-copy h1{max-width:18ch;font-size:clamp(2.8rem,6vw,5.4rem);line-height:.96}.series-step-kicker{display:flex;flex-wrap:wrap;gap:8px 14px}.notebook-mode-series{border-color:#ff573366}.notebook-series-card{border-color:#ff57336b;background:radial-gradient(circle at 90% 10%,rgba(255,87,51,.16),transparent 18rem),#0f4a3de0;color:var(--white)}.notebook-series-card .notebook-card-meta,.notebook-series-card .notebook-card-action{color:var(--pastel-orange)}.notebook-series-card>p{color:#ffffffc2}.notebook-series-card ol{display:grid;gap:8px;margin:0;padding-left:1.2rem;color:#ffffffc7}.series-prompt-banner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 20px;margin:-12px 0 28px;border:1px solid rgba(255,87,51,.38);border-radius:8px;padding:14px 18px;background:#ff57331a}.series-prompt-banner p{margin:0;color:#ffffffd1;font-weight:800}@media(max-width:900px){.series-player{grid-template-columns:1fr;padding-top:120px}.series-playlist{position:static;order:2}.series-hub,.series-player{width:min(100% - 32px,1180px)}}@media(max-width:640px){.series-pager,.series-card-actions,.series-prompt-banner{display:grid}.series-pager-next{text-align:left;margin-left:0}.series-hero h1,.series-hub-header h1,.series-step-copy h1{font-size:2.8rem}}