.collections-grid{margin-top:.8rem}.collections-hub{display:grid;gap:1rem}.collections-hub__streams{--collection-stream-gap: clamp(6.2rem, 10vw, 8.8rem);display:grid;gap:var(--collection-stream-gap)}.collection-stream{--collection-stream-accent: var(--brand-accent);--collection-stream-accent-dark: color-mix(in srgb, var(--brand-accent) 72%, #000 22%);display:grid;gap:1rem}.collection-stream+.collection-stream{position:relative}.collection-stream+.collection-stream:before{content:none}.collection-stream+.collection-stream:after{content:"~";position:absolute;left:50%;top:calc(var(--collection-stream-gap) * -.5);transform:translate(-50%,-50%);pointer-events:none;font-family:var(--font-signature);font-size:clamp(1.2rem,2vw,1.65rem);font-style:italic;line-height:1;letter-spacing:.28em;color:color-mix(in srgb,var(--muted-text-color) 68%,var(--border-color));opacity:.72}.collection-stream[data-collection-theme=swift]{--collection-stream-accent: var(--collection-color-swift);--collection-stream-accent-dark: var(--collection-color-swift-dark)}.collection-stream[data-collection-theme=swiftui]{--collection-stream-accent: var(--collection-color-swiftui);--collection-stream-accent-dark: var(--collection-color-swiftui-dark)}.collection-stream[data-collection-theme=swiftdata]{--collection-stream-accent: var(--collection-color-swiftdata);--collection-stream-accent-dark: var(--collection-color-swiftdata-dark)}.collection-stream[data-collection-theme=swift-testing]{--collection-stream-accent: var(--collection-color-swift-testing);--collection-stream-accent-dark: var(--collection-color-swift-testing-dark)}.collection-stream .collection-hero{margin-bottom:0}.collection-stream__hero{display:block;color:inherit;text-decoration:none}.collection-stream__hero .collection-hero__card{transition:transform .18s ease}.collection-stream__hero .collection-hero__surface{transition:border-color .18s ease}@media(hover:hover)and (pointer:fine){.collection-stream__hero:hover .collection-hero__card{transform:translateY(-2px)}}.collection-stream .collection-hero__card{--collection-hero-accent: var(--collection-stream-accent);--collection-hero-accent-dark: var(--collection-stream-accent-dark)}.collection-stream .collection-hero__meta{margin-top:.9rem}.collection-stream__topics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.875rem;align-items:start}.collection-topic{display:grid;align-content:start;gap:.9rem;min-height:100%;padding:1rem 1rem .875rem;border-radius:1rem;border:1px solid color-mix(in srgb,var(--collection-stream-accent) 16%,var(--border-color));background:linear-gradient(180deg,color-mix(in srgb,var(--collection-stream-accent) 5%,var(--background-color)),color-mix(in srgb,var(--collection-stream-accent) 2%,var(--background-color)));box-shadow:0 10px 24px color-mix(in srgb,var(--collection-stream-accent) 8%,transparent)}.collection-topic--link{color:inherit;text-decoration:none;transition:border-color .16s ease,background-color .16s ease,box-shadow .16s ease,transform .16s ease}@media(hover:hover)and (pointer:fine){.collection-topic--link:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--collection-stream-accent) 28%,var(--border-color));background:linear-gradient(180deg,color-mix(in srgb,var(--collection-stream-accent) 7%,var(--background-color)),color-mix(in srgb,var(--collection-stream-accent) 3%,var(--background-color)));box-shadow:0 14px 28px color-mix(in srgb,var(--collection-stream-accent) 10%,transparent)}.collection-topic--link:hover .collection-topic__title-row h3{color:color-mix(in srgb,var(--collection-stream-accent) 100%,var(--text-color))}}.collection-topic__header{display:grid;gap:.25rem}.collection-topic__eyebrow{margin:0;font-family:var(--font-sans);font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:color-mix(in srgb,var(--collection-stream-accent) 68%,var(--muted-text-color))}.collection-topic__title-row{display:block}.collection-topic__title-row h3{margin:0;font-size:1.15rem}.collection-topic__title-link{color:inherit;text-decoration:none;transition:color .14s ease}.collection-topic__title-link:hover{color:color-mix(in srgb,var(--collection-stream-accent) 100%,var(--text-color))}.collection-topic__meta{margin:0;font-size:.82rem;color:var(--muted-text-color)}.collection-topic__meta-link{color:inherit;text-decoration:none;transition:color .14s ease}.collection-topic__meta-link:hover{color:color-mix(in srgb,var(--collection-stream-accent) 82%,var(--text-color))}.collection-topic__articles{list-style:none;margin:0;padding:0;display:grid;gap:.5rem}.collection-topic__article{display:flex;align-items:flex-start;justify-content:space-between;gap:.85rem;padding:.72rem .78rem;border-radius:.75rem;border:1px solid color-mix(in srgb,var(--collection-stream-accent) 10%,var(--border-color));background:color-mix(in srgb,var(--surface-color) 95%,var(--background-color));color:var(--text-color);transition:border-color .14s ease,transform .14s ease,background-color .14s ease}@media(hover:hover)and (pointer:fine){.collection-topic__article:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--collection-stream-accent) 26%,var(--border-color));background:color-mix(in srgb,var(--collection-stream-accent) 4%,var(--surface-color))}}.collection-topic__article-title{min-width:0;font-size:.95rem;line-height:1.35}.collection-topic__article-date{flex:0 0 auto;margin-top:.1rem;font-family:var(--font-sans);font-size:.72rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:color-mix(in srgb,var(--collection-stream-accent) 64%,var(--muted-text-color))}@media(max-width:920px){.collection-stream__topics{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:700px){.collection-stream__topics{grid-template-columns:1fr}}