.chapters-accordion-card[data-v-b6f22a30]{padding:clamp(12px,3vw,20px)}.chapters-accordion[data-v-b6f22a30]{gap:clamp(10px,2.5vw,14px)}.chapters-accordion__item[data-v-b6f22a30]{scroll-margin-top:110px;list-style:none}.chapters-accordion__anchor[data-v-b6f22a30]{color:var(--muted);opacity:0;border-radius:6px;justify-content:center;align-items:center;width:20px;height:20px;margin-left:8px;text-decoration:none;transition:opacity .15s,background .15s,color .15s;display:inline-flex}.chapters-accordion__trigger:focus-visible .chapters-accordion__anchor[data-v-b6f22a30],.chapters-accordion__trigger:hover .chapters-accordion__anchor[data-v-b6f22a30]{opacity:1}.chapters-accordion__anchor[data-v-b6f22a30]:hover{background:color-mix(in srgb,var(--primary,#2563eb) 10%,transparent);color:var(--primary,#2563eb)}.chapters-accordion__trigger.lesson-item[data-v-b6f22a30]{background:var(--surface-alt,#f8f9fb);border:1px solid var(--stroke,#00000014);border-radius:12px;flex-direction:column;justify-content:flex-start;align-items:stretch;gap:0;padding:0;transition:border-color .2s,box-shadow .2s,background .2s;overflow:hidden}.chapters-accordion__trigger.lesson-item[data-v-b6f22a30]:hover{background:var(--cm-158,#f0f2f6);border-color:var(--cm-148,#0000001f);transform:none;box-shadow:0 4px 14px #0000000f}.chapters-accordion__trigger.lesson-item.is-open[data-v-b6f22a30]{border-color:var(--primary,#2563eb);box-shadow:0 0 0 1px color-mix(in srgb,var(--primary,#2563eb) 35%,transparent)}.chapters-accordion__inner[data-v-b6f22a30]{text-align:left;flex-direction:row;align-items:flex-start;gap:12px;width:100%;padding:14px 16px;display:flex}.chapters-accordion__main[data-v-b6f22a30]{flex:1;align-items:flex-start;gap:12px;min-width:0;display:flex}.chapters-accordion__num[data-v-b6f22a30]{background:var(--primary,#2563eb);color:#fff;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;min-width:2.5rem;height:2.5rem;font-size:.9rem;font-weight:700;line-height:1;display:inline-flex}.chapters-accordion__text[data-v-b6f22a30]{flex-direction:column;flex:1;gap:8px;min-width:0;display:flex}.chapters-accordion__title[data-v-b6f22a30]{color:var(--text-primary,#111);word-break:break-word;font-size:clamp(.95rem,2.8vw,1.05rem);font-weight:650;line-height:1.35;display:block}.chapters-accordion__badges[data-v-b6f22a30]{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.chapters-accordion__pill[data-v-b6f22a30]{letter-spacing:.02em;text-transform:uppercase;border:1px solid #0000;border-radius:999px;align-items:center;gap:6px;padding:5px 10px;font-size:.72rem;font-weight:650;line-height:1.2;display:inline-flex}.chapters-accordion__pill-icon[data-v-b6f22a30]{flex-shrink:0;width:14px;height:14px}.chapters-accordion__pill--public[data-v-b6f22a30]{background:color-mix(in srgb,var(--success,#16a34a) 12%,transparent);border-color:color-mix(in srgb,var(--success,#16a34a) 28%,transparent);color:color-mix(in srgb,var(--success,#16a34a) 85%,#000)}.chapters-accordion__pill--shared[data-v-b6f22a30]{background:color-mix(in srgb,var(--link,#2563eb) 10%,transparent);border-color:color-mix(in srgb,var(--link,#2563eb) 25%,transparent);color:var(--link,#2563eb)}.chapters-accordion__pill--premium[data-v-b6f22a30]{color:#6b21a8;background:#a855f724;border-color:#a855f74d}.chapters-accordion__pill--restricted-open[data-v-b6f22a30]{background:color-mix(in srgb,var(--primary,#2563eb) 12%,transparent);border-color:color-mix(in srgb,var(--primary,#2563eb) 28%,transparent);color:color-mix(in srgb,var(--primary,#1d4ed8) 90%,#000)}.chapters-accordion__pill--private-open[data-v-b6f22a30]{background:var(--surface,#fff);border-color:var(--stroke,#e5e7eb);color:var(--text-secondary,#555)}.chapters-accordion__pill--locked[data-v-b6f22a30]{background:color-mix(in srgb,var(--warning,#d97706) 14%,transparent);border-color:color-mix(in srgb,var(--warning,#d97706) 35%,transparent);color:#92400e}.chapters-accordion__pill--locked-premium[data-v-b6f22a30]{color:#86198f;background:#c026d31f;border-color:#c026d347}.chapters-accordion__chip[data-v-b6f22a30]{background:var(--surface,#fff);border:1px solid var(--stroke,#e5e7eb);color:var(--text-secondary,#555);border-radius:8px;align-items:center;gap:5px;padding:4px 9px;font-size:.8rem;font-weight:500;display:inline-flex}.chapters-accordion__chip--video[data-v-b6f22a30]{background:color-mix(in srgb,var(--primary,#2563eb) 8%,transparent);border-color:color-mix(in srgb,var(--primary,#2563eb) 22%,transparent);color:color-mix(in srgb,var(--primary,#2563eb) 80%,#000)}.chapters-accordion__desc[data-v-b6f22a30]{color:var(--text-secondary,#666);-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;margin:0;font-size:.82rem;line-height:1.45;display:-webkit-box;overflow:hidden}.chapters-accordion__chevron[data-v-b6f22a30]{background:color-mix(in srgb,var(--text-primary,#111) 6%,transparent);color:var(--text-secondary,#555);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:2.25rem;height:2.25rem;margin-top:2px;display:inline-flex}.chapters-accordion__trigger.is-open .chapters-accordion__chevron[data-v-b6f22a30]{background:color-mix(in srgb,var(--primary,#2563eb) 12%,transparent);color:var(--primary,#2563eb)}.chapters-accordion__panel[data-v-b6f22a30]{border:1px solid var(--stroke,#00000014);border-radius:12px;margin-top:10px;padding:clamp(14px,3vw,20px)}.chapters-accordion__panel-actions[data-v-b6f22a30]{flex-wrap:wrap;gap:10px}.chapters-accordion-expand-enter-active[data-v-b6f22a30],.chapters-accordion-expand-leave-active[data-v-b6f22a30]{transition:opacity .2s,transform .2s}.chapters-accordion-expand-enter-from[data-v-b6f22a30],.chapters-accordion-expand-leave-to[data-v-b6f22a30]{opacity:0;transform:translateY(-6px)}.lesson-chapters-hero .hero__actions[data-v-b6f22a30]{flex-wrap:wrap;gap:10px}.lesson-chapters-hero .hero__meta[data-v-b6f22a30]{flex-wrap:wrap;gap:8px}@media (width<=640px){.chapters-accordion__inner[data-v-b6f22a30]{align-items:flex-start;gap:10px;padding:12px 12px 12px 14px}.chapters-accordion__main[data-v-b6f22a30]{flex-direction:row;align-items:flex-start}.chapters-accordion__num[data-v-b6f22a30]{border-radius:9px;min-width:2.35rem;height:2.35rem;font-size:.85rem}.chapters-accordion__chevron[data-v-b6f22a30]{width:2rem;height:2rem}.lesson-chapters-hero.hero--split[data-v-b6f22a30]{flex-direction:column}.lesson-chapters-hero .hero__side .stats[data-v-b6f22a30]{grid-template-columns:1fr}}@media (width<=380px){.chapters-accordion__badges[data-v-b6f22a30]{flex-direction:column;align-items:flex-start}}