.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.portal-hero[data-astro-cid-t63y4mul]{margin-bottom:1.5rem}.portal-eyebrow[data-astro-cid-t63y4mul],.portal-section-label[data-astro-cid-t63y4mul]{margin:0 0 .5rem;color:#0369a1;font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;font-weight:700}.portal-hero[data-astro-cid-t63y4mul] h1[data-astro-cid-t63y4mul],.portal-section-header[data-astro-cid-t63y4mul] h2[data-astro-cid-t63y4mul]{margin:0 0 .9rem}.portal-hero-copy[data-astro-cid-t63y4mul] p[data-astro-cid-t63y4mul]{color:#4b5563;line-height:1.8}.portal-local-nav[data-astro-cid-t63y4mul]{display:flex;flex-wrap:wrap;gap:.75rem;margin:0 0 1.5rem}.portal-local-nav[data-astro-cid-t63y4mul] a[data-astro-cid-t63y4mul]{display:inline-flex;align-items:center;justify-content:center;min-height:2.75rem;padding:.6rem 1.05rem;border-radius:999px;text-decoration:none;font-weight:600;background:#eef2ff;color:#334155}.portal-local-nav[data-astro-cid-t63y4mul] a[data-astro-cid-t63y4mul][aria-current=page]{background:#111827;color:#fff}.portal-starter-section[data-astro-cid-t63y4mul],.portal-archive-section[data-astro-cid-t63y4mul]{padding:1.5rem;border:1px solid #e5e7eb;border-radius:16px;background:#fff}.portal-starter-section[data-astro-cid-t63y4mul]{margin-bottom:1.5rem;scroll-margin-top:5rem}.portal-starter-details[data-astro-cid-t63y4mul] summary[data-astro-cid-t63y4mul]{width:fit-content;color:#0369a1;cursor:pointer;line-height:1.7}.portal-starter-summary-open[data-astro-cid-t63y4mul],.portal-starter-details[data-astro-cid-t63y4mul][open] .portal-starter-summary-closed[data-astro-cid-t63y4mul]{display:none}.portal-starter-details[data-astro-cid-t63y4mul][open] .portal-starter-summary-open[data-astro-cid-t63y4mul]{display:inline}.portal-starter-details[data-astro-cid-t63y4mul][open] summary[data-astro-cid-t63y4mul]{margin-bottom:1rem}.portal-starter-list[data-astro-cid-t63y4mul]{list-style:none;display:grid;gap:0;margin:0;padding:0;border-top:1px solid #e5e7eb}.portal-starter-item[data-astro-cid-t63y4mul]{display:grid;grid-template-columns:5rem minmax(0,1fr);gap:1rem;min-width:0;padding:1rem 0;border-bottom:1px solid #e5e7eb}.portal-starter-number[data-astro-cid-t63y4mul]{padding-top:.15rem;color:#64748b;font-size:.85rem;font-variant-numeric:tabular-nums}.portal-starter-item[data-astro-cid-t63y4mul] a[data-astro-cid-t63y4mul]{color:#111827;font-size:1.05rem;font-weight:700;line-height:1.6;overflow-wrap:anywhere}.portal-starter-item[data-astro-cid-t63y4mul] p[data-astro-cid-t63y4mul]{margin:.4rem 0 0;color:#4b5563;line-height:1.7}@media(max-width:520px){.portal-starter-item[data-astro-cid-t63y4mul]{grid-template-columns:1fr;gap:.35rem}}.portal-section-header[data-astro-cid-t63y4mul]{display:flex;align-items:end;justify-content:space-between;gap:1rem;margin-bottom:1rem}.portal-section-header[data-astro-cid-t63y4mul] h2[data-astro-cid-t63y4mul]{font-size:1.4rem}.portal-toolbar{margin-bottom:1.5rem;padding:1rem;background:#f8fafc;border-radius:14px;border:1px solid #e2e8f0}.portal-toolbar-row{width:100%}.portal-search{display:block;width:100%}.portal-search input{display:block;width:100%;min-height:2.9rem;border:1px solid #cbd5e1;border-radius:999px;padding:.7rem 1rem;font-size:1rem;background:#fff}.portal-filter-row{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:.55rem;margin-top:.9rem}.portal-filter-row button{appearance:none;border:1px solid #cbd5e1;border-radius:999px;background:#fff;padding:.5rem .9rem;color:#334155;cursor:pointer}.portal-filter-row button.is-active{background:#0f172a;color:#fff;border-color:#0f172a}.portal-result-count{margin-top:.8rem;color:#64748b;font-size:.95rem}.portal-year-section+.portal-year-section{margin-top:2rem}.portal-year-section h2{margin:0 0 .9rem;padding-bottom:.5rem;border-bottom:1px solid #e5e7eb}.portal-item-list{list-style:none;display:grid;gap:.9rem;padding:0}.portal-item-card{padding:1.1rem 1.15rem;border:1px solid #e5e7eb;border-radius:14px;background:#fff}.portal-item-meta{display:flex;flex-wrap:wrap;gap:.45rem;align-items:center;margin-bottom:.55rem;color:#64748b;font-size:.9rem}.portal-item-kind,.portal-item-series{padding:.2rem .5rem;border-radius:999px;font-size:.78rem;font-weight:700}.portal-item-kind-article{background:#f1f5f9;color:#475569}.portal-item-kind-video{background:#e0f2fe;color:#0369a1}.portal-item-series{background:#eef2ff;color:#4338ca}.portal-item-card h3{margin:0 0 .5rem;font-size:1.2rem;line-height:1.45}.portal-item-card h3 a{color:#111827}.portal-item-subtitle{margin-bottom:.4rem;color:#1f2937;font-weight:600}.portal-item-description{color:#4b5563;line-height:1.75}.portal-chapters{margin-top:1rem;padding:.95rem 1rem;border-radius:12px;background:#f8fafc;border:1px solid #e2e8f0}.portal-chapters summary{cursor:pointer;font-weight:700;color:#0369a1}.portal-chapters ul{list-style:none;padding:0;margin-top:.85rem;display:grid;gap:.7rem}.portal-chapter-time{display:inline-block;margin-right:.6rem;padding:.15rem .4rem;border-radius:6px;background:#e2e8f0;color:#334155;font-family:SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.85rem}.portal-chapters li p{margin:.35rem 0 0;color:#64748b;line-height:1.65}