.cluster-header.svelte-166chw2.svelte-166chw2{position:sticky;top:0;z-index:50;background-color:#f3eee5f2;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid rgba(208,28,31,.15)}.cluster-header-content.svelte-166chw2.svelte-166chw2{display:flex;align-items:center;justify-content:space-between;padding:0 1rem;height:3.5rem;max-width:42rem;margin:0 auto}.header-back-btn.svelte-166chw2.svelte-166chw2,.header-home-btn.svelte-166chw2.svelte-166chw2{display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;color:var(--color-black-light);text-decoration:none;border-radius:50%;transition:all .2s ease}.header-back-btn.svelte-166chw2.svelte-166chw2:hover,.header-home-btn.svelte-166chw2.svelte-166chw2:hover{color:var(--color-red);background-color:#d01c1f1a}.header-title.svelte-166chw2.svelte-166chw2{font-family:var(--font-heading);font-size:1rem;font-weight:400;color:var(--color-red);letter-spacing:.05em;margin:0}.cluster-main.svelte-166chw2.svelte-166chw2{max-width:42rem;margin:0 auto;padding:0 1.25rem 4rem}.cluster-hero.svelte-166chw2.svelte-166chw2{padding:2.5rem 0 2rem;text-align:center}.cluster-badge.svelte-166chw2.svelte-166chw2{display:inline-block;font-family:var(--font-body);font-size:.6875rem;font-weight:700;text-transform:uppercase;letter-spacing:.2em;color:var(--color-red);margin-bottom:.75rem}.cluster-title.svelte-166chw2.svelte-166chw2{font-size:2.25rem;line-height:1.15;margin:0 0 1rem;color:var(--color-red)}.cluster-description.svelte-166chw2.svelte-166chw2{font-size:1.0625rem;line-height:1.7;color:var(--color-black-light);font-style:italic;margin:0 0 1.5rem;max-width:32rem;margin-left:auto;margin-right:auto}.cluster-count.svelte-166chw2.svelte-166chw2{font-family:var(--font-body);font-size:.875rem;font-weight:600;color:var(--color-black-light);margin:0}.lesson-list.svelte-166chw2.svelte-166chw2{display:flex;flex-direction:column}.connector-line.svelte-166chw2.svelte-166chw2{width:2px;height:1.25rem;background-color:#d01c1f33;margin-left:2.25rem}.lesson-card.svelte-166chw2.svelte-166chw2{display:block;text-decoration:none;background-color:var(--color-cream);border:1px solid rgba(208,28,31,.12);padding:1.25rem;transition:all .2s ease}.lesson-card.svelte-166chw2.svelte-166chw2:hover{border-color:var(--color-red);box-shadow:0 4px 16px #d01c1f1f}.lesson-card.svelte-166chw2:hover .lesson-title.svelte-166chw2{color:var(--color-red)}.lesson-card.svelte-166chw2:hover .lesson-number-badge.svelte-166chw2{background-color:var(--color-red);color:var(--color-cream)}.lesson-card.svelte-166chw2:hover .lesson-arrow.svelte-166chw2{transform:translate(4px);color:var(--color-red)}.lesson-card-content.svelte-166chw2.svelte-166chw2{display:flex;align-items:flex-start;gap:1rem}.lesson-number-badge.svelte-166chw2.svelte-166chw2{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:2.75rem;height:2.75rem;background-color:#d01c1f1a;color:var(--color-red);font-family:var(--font-body);font-weight:700;font-size:1rem;border-radius:.5rem;transition:all .2s ease}.lesson-info.svelte-166chw2.svelte-166chw2{flex:1;min-width:0}.lesson-title.svelte-166chw2.svelte-166chw2{font-family:var(--font-body);font-size:1.125rem;font-weight:600;color:var(--color-black);margin:0 0 .25rem;line-height:1.3;transition:color .2s ease}.lesson-author.svelte-166chw2.svelte-166chw2{font-size:.8125rem;font-style:italic;color:var(--color-black-light);margin:0 0 .375rem}.lesson-description.svelte-166chw2.svelte-166chw2{font-size:.9375rem;color:var(--color-black-light);line-height:1.6;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.lesson-arrow.svelte-166chw2.svelte-166chw2{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:2rem;height:2.75rem;color:var(--color-black-light);opacity:.5;transition:all .2s ease}.cluster-navigation.svelte-166chw2.svelte-166chw2{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin-top:3rem;padding-top:2rem;border-top:1px solid rgba(208,28,31,.2)}.nav-prev.svelte-166chw2.svelte-166chw2,.nav-next.svelte-166chw2.svelte-166chw2{display:flex;flex-direction:column;text-decoration:none;padding:.5rem 0}.nav-prev.svelte-166chw2.svelte-166chw2{align-items:flex-start;text-align:left}.nav-next.svelte-166chw2.svelte-166chw2{align-items:flex-end;text-align:right}.nav-label.svelte-166chw2.svelte-166chw2{font-size:.6875rem;text-transform:uppercase;letter-spacing:.1em;color:var(--color-black-light);margin-bottom:.25rem}.nav-next.svelte-166chw2 .nav-label.svelte-166chw2{color:var(--color-red);font-weight:600}.nav-cluster-title.svelte-166chw2.svelte-166chw2{display:flex;align-items:center;gap:.5rem;font-family:var(--font-heading);font-size:1rem;color:var(--color-black);font-weight:400;transition:transform .2s ease}.nav-prev.svelte-166chw2:hover .nav-cluster-title.svelte-166chw2{transform:translate(-4px);color:var(--color-red)}.nav-next.svelte-166chw2:hover .nav-cluster-title.svelte-166chw2{transform:translate(4px);color:var(--color-red)}.nav-cluster-title.svelte-166chw2 svg.svelte-166chw2{flex-shrink:0}@media (max-width: 640px){.cluster-title.svelte-166chw2.svelte-166chw2{font-size:1.875rem}.lesson-card-content.svelte-166chw2.svelte-166chw2{flex-wrap:wrap}.lesson-arrow.svelte-166chw2.svelte-166chw2{display:none}.cluster-navigation.svelte-166chw2.svelte-166chw2{grid-template-columns:1fr}.nav-next.svelte-166chw2.svelte-166chw2{align-items:flex-start;text-align:left;padding-top:1rem;border-top:1px solid rgba(208,28,31,.1)}.nav-next.svelte-166chw2 .nav-cluster-title.svelte-166chw2{flex-direction:row-reverse}}