.learn-hero[data-astro-cid-fvgqvmki]{background:linear-gradient(135deg,#0a66c2,#0956b6);color:#fff;padding:2rem;text-align:center}.learn-hero[data-astro-cid-fvgqvmki] h1[data-astro-cid-fvgqvmki]{font-size:2.5rem;margin-bottom:1rem;font-weight:700;letter-spacing:1px}.learn-hero[data-astro-cid-fvgqvmki] p[data-astro-cid-fvgqvmki]{font-size:1.2rem;max-width:800px;margin:0 auto;opacity:.95}.search-container[data-astro-cid-fvgqvmki]{position:relative;width:100%;max-width:600px;margin-top:2rem}.search-input[data-astro-cid-fvgqvmki]{width:100%;padding:1rem 0 1rem 1.5rem;font-size:1rem;border:none;border-radius:50px;background:#fffffff2;color:#1a202c;box-shadow:0 4px 12px #00000026;transition:box-shadow .3s ease;font-family:Lato,sans-serif}.search-input[data-astro-cid-fvgqvmki]:focus{outline:none;box-shadow:0 4px 16px #00000040}.search-input[data-astro-cid-fvgqvmki]::placeholder{color:#718096}.search-icon[data-astro-cid-fvgqvmki]{position:absolute;right:0;top:50%;transform:translateY(-50%);color:#718096;font-size:1.1rem;pointer-events:none}.container[data-astro-cid-fvgqvmki]{margin:0 auto;padding:0 2rem;display:flex;flex-direction:column;align-items:center}.content-grid[data-astro-cid-fvgqvmki]{padding:3rem 2rem;background:#f8fafc}.grid-layout[data-astro-cid-fvgqvmki]{display:grid;grid-template-columns:9fr 3fr;gap:3rem;align-items:start}.articles-column[data-astro-cid-fvgqvmki]{min-width:0}.filter-column[data-astro-cid-fvgqvmki]{position:sticky;top:2rem}.filter-section[data-astro-cid-fvgqvmki]{background:#fff;padding:1.5rem;border-radius:8px;box-shadow:0 2px 8px #00000014}.filter-title[data-astro-cid-fvgqvmki]{font-size:1.1rem;font-weight:700;margin-bottom:1rem;color:#1a202c}.filter-buttons[data-astro-cid-fvgqvmki]{display:flex;flex-direction:row;flex-wrap:wrap;gap:.5rem}.filter-btn[data-astro-cid-fvgqvmki]{padding:.6rem 1.2rem;background:#fff;border:2px solid #0a66c2;color:#0a66c2;border-radius:25px;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .3s ease;font-family:Lato,sans-serif}.filter-btn[data-astro-cid-fvgqvmki]:hover,.filter-btn[data-astro-cid-fvgqvmki].active{background:#0a66c2;color:#fff}.articles-grid[data-astro-cid-fvgqvmki]{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:2rem}.article-card[data-astro-cid-fvgqvmki]{background:#fff;border-radius:8px;box-shadow:0 2px 8px #0000001a;transition:transform .3s ease,box-shadow .3s ease;overflow:hidden;height:100%}.article-card[data-astro-cid-fvgqvmki]:hover{transform:translateY(-4px);box-shadow:0 4px 16px #00000026}.article-link[data-astro-cid-fvgqvmki]{text-decoration:none;color:inherit;display:block;height:100%}.article-content[data-astro-cid-fvgqvmki]{padding:1.5rem;display:flex;flex-direction:column;height:100%}.article-tags[data-astro-cid-fvgqvmki]{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1rem}.tag[data-astro-cid-fvgqvmki]{background:#f2f8ff;color:#0a66c2;padding:.3rem .75rem;border-radius:15px;font-size:.75rem;font-weight:600}.article-title[data-astro-cid-fvgqvmki]{font-size:1.25rem;font-weight:700;margin-bottom:.75rem;color:#1a202c;line-height:1.4}.article-description[data-astro-cid-fvgqvmki]{font-size:.95rem;color:#4a5568;line-height:1.6;margin-bottom:1rem;flex-grow:1}.article-meta[data-astro-cid-fvgqvmki]{display:flex;align-items:center;gap:1rem;font-size:.85rem;color:#718096;padding-top:1rem;border-top:1px solid #e2e8f0}.article-meta[data-astro-cid-fvgqvmki] time[data-astro-cid-fvgqvmki]{font-weight:500}.updated[data-astro-cid-fvgqvmki]{color:#0a66c2;font-weight:500}.no-articles[data-astro-cid-fvgqvmki]{text-align:center;padding:4rem 2rem;color:#718096;font-size:1.1rem}@media(max-width:1024px){.grid-layout[data-astro-cid-fvgqvmki]{grid-template-columns:1fr;gap:2rem}.filter-column[data-astro-cid-fvgqvmki]{position:static}.filter-buttons[data-astro-cid-fvgqvmki]{flex-direction:row;flex-wrap:wrap;justify-content:center}}@media(max-width:768px){.learn-hero[data-astro-cid-fvgqvmki] h1[data-astro-cid-fvgqvmki]{font-size:2rem}.learn-hero[data-astro-cid-fvgqvmki] p[data-astro-cid-fvgqvmki]{font-size:1rem}.search-container[data-astro-cid-fvgqvmki]{max-width:80%;margin-top:1.5rem}.search-input[data-astro-cid-fvgqvmki]{padding:1rem 0 1rem 1.5rem;font-size:.95rem}.search-icon[data-astro-cid-fvgqvmki]{right:0;font-size:1rem}.articles-grid[data-astro-cid-fvgqvmki]{grid-template-columns:1fr}.filter-buttons[data-astro-cid-fvgqvmki]{gap:.5rem}.filter-btn[data-astro-cid-fvgqvmki]{padding:.5rem 1rem;font-size:.85rem}}@media(max-width:480px){.learn-hero[data-astro-cid-fvgqvmki]{padding:3rem 1.5rem}.content-grid[data-astro-cid-fvgqvmki]{padding:2rem 1.5rem}.container[data-astro-cid-fvgqvmki]{padding:0 1.5rem}}