:root{--text: #1a1a1a;--muted: #555;--link: #1a5fb4;--border: #e0e0e0;--brand-red: #b82025;--brand-red-dark: #8f171b;--max-width: 42rem;--header-width: 72rem}*{box-sizing:border-box}body{margin:0;font-family:Georgia,Times New Roman,serif;line-height:1.65;color:var(--text);background:#fafafa}a{color:var(--link)}.youtube-poster{position:relative;display:block;overflow:hidden;background:#000}.youtube-poster img{display:block;width:100%}.youtube-poster:after{content:"▶";position:absolute;top:50%;left:50%;display:grid;width:4rem;height:4rem;place-items:center;border-radius:50%;color:#fff;background:#000000b3;font:1.75rem/1 sans-serif;transform:translate(-50%,-50%);pointer-events:none}.youtube-poster:focus-visible{outline:3px solid var(--link);outline-offset:3px}img{max-width:100%;height:auto}.site-header{position:relative;z-index:5;border-bottom:1px solid var(--brand-red-dark);background:var(--brand-red);padding:1rem 1.5rem}.site-header-inner{display:grid;grid-template-columns:auto minmax(0,1fr) auto;max-width:var(--header-width);margin:0 auto;align-items:center;gap:1.5rem}.site-header a{text-decoration:none;color:#fff}.site-brand{font-weight:600;font-size:1.1rem;white-space:nowrap}.primary-nav ul{display:flex;flex-wrap:wrap;margin:0;padding:0;justify-content:flex-end;gap:.35rem 1.1rem;list-style:none}.primary-nav a{display:block;padding:.2rem 0}.primary-nav a:hover,.primary-nav a:focus-visible,.primary-nav a[aria-current=page]{color:#fff;text-decoration:underline;text-underline-offset:.25rem}.site-search-toggle{display:grid;width:2.35rem;height:2.35rem;padding:.45rem;place-items:center;border:1px solid transparent;border-radius:50%;color:#fff;background:transparent;cursor:pointer}.site-search-toggle:hover,.site-search-toggle:focus-visible,.site-search-toggle[aria-expanded=true]{border-color:#ffffff8c;background:#0000001f;outline:none}.site-search-toggle svg{width:1.25rem;height:1.25rem;fill:none;stroke:currentColor;stroke-linecap:round;stroke-width:1.8}.site-main{max-width:var(--max-width);margin:0 auto;padding:2rem 1.5rem 4rem;background:#fff;min-height:60vh}.site-footer{padding:1.5rem;font-size:.9rem;color:#fff;background:var(--brand-red)}.site-footer-inner{display:flex;max-width:var(--header-width);margin:0 auto;align-items:center;justify-content:space-between;gap:1rem 2rem}.site-footer-brand{font-weight:600}.site-footer a{color:#fff}.article-header h1{margin-top:0;line-height:1.25}.article-meta{color:var(--muted);font-size:.9rem;margin-bottom:1.5rem}.feature-image{margin:1rem 0 1.5rem}.feature-image figcaption{margin-top:.45rem;color:var(--muted)}.feature-image-caption,.feature-image-attribution{display:block}.feature-image-caption{font-size:.82rem;line-height:1.45}.feature-image-attribution{margin-top:.2rem;font-size:.68rem;line-height:1.4}.site-main--home{max-width:none;padding:0 0 4rem}.home-hero{position:relative;display:grid;min-height:31rem;padding:3rem 1.5rem;place-items:center;color:#fff;background:linear-gradient(#040a146b,#040a1494),url(/content/images/2024/06/cumulo-abierto--las-pleyades-m45_2013_canon-550d_refractor-ed80_original.jpg) center 46% / cover no-repeat}.home-hero-content{width:min(100%,62rem);text-align:center}.home-hero h1{margin:0 auto 2.25rem;max-width:60rem;color:#fff;font-family:Arial,Helvetica,sans-serif;font-size:clamp(2rem,4vw,3.25rem);line-height:1.12;text-wrap:balance;text-shadow:0 2px 12px rgb(0 0 0 / 65%)}.search-widget--hero{position:relative;width:min(100%,35rem);margin:0 auto;color:var(--text);text-align:left}.search-widget--header{position:relative}.site-search-popover{position:absolute;top:calc(100% + .65rem);right:0;width:min(24rem,calc(100vw - 2rem));padding:.75rem;border:1px solid var(--border);border-radius:.65rem;color:var(--text);background:#fff;box-shadow:0 .75rem 2rem #0000004d}.search-form{position:relative}.search-input-icon{position:absolute;top:50%;left:1.15rem;width:1.25rem;height:1.25rem;fill:none;stroke:#707070;stroke-linecap:round;stroke-width:1.8;transform:translateY(-50%);pointer-events:none}.search-input{width:100%;border:2px solid transparent;border-radius:999px;padding:.95rem 1.25rem .95rem 3.15rem;color:var(--text);background:#fff;box-shadow:0 .35rem 1.5rem #00000038;font:1rem/1.4 Arial,Helvetica,sans-serif}.search-input:focus-visible{border-color:#9dc4ff;outline:3px solid rgb(255 255 255 / 70%);outline-offset:2px}.search-results{z-index:2;overflow:hidden auto;max-height:min(26rem,55vh);border:1px solid var(--border);border-radius:.65rem;background:#fff;box-shadow:0 .75rem 2rem #0000004d}.search-widget--hero .search-results{position:absolute;top:calc(100% + .55rem);right:0;left:0}.site-search-popover .search-input{padding-top:.7rem;padding-bottom:.7rem;border-color:var(--border);box-shadow:none;font-size:.9rem}.site-search-popover .search-results{margin-top:.5rem;max-height:min(26rem,calc(100vh - 9rem));box-shadow:none}.search-result-list{margin:0;padding:0;list-style:none}.search-result-list li+li{border-top:1px solid var(--border)}.search-result-list a{display:grid;padding:.75rem 1rem;color:inherit;text-decoration:none}.search-result-list a:hover,.search-result-list a:focus-visible{background:#f2f6fb;outline:none}.search-result-kind{color:var(--muted);font:.68rem/1.3 Arial,Helvetica,sans-serif;letter-spacing:.05em;text-transform:uppercase}.search-result-title{color:var(--link);font-weight:600;line-height:1.35}.search-result-description{display:-webkit-box;overflow:hidden;margin-top:.15rem;color:var(--muted);font-size:.78rem;line-height:1.35;-webkit-box-orient:vertical;-webkit-line-clamp:2}.search-empty{margin:0;padding:1rem;color:var(--muted);font-size:.9rem}.home-content{max-width:var(--max-width);margin:0 auto;padding:2rem 1.5rem 0}.visually-hidden{position:absolute;overflow:hidden;width:1px;height:1px;margin:-1px;padding:0;border:0;clip:rect(0 0 0 0);white-space:nowrap}.entry-list{display:grid;gap:1rem;list-style:none;padding:0}.entry-list li{min-width:0}.entry-card{overflow:hidden;border:1px solid var(--border);border-radius:.4rem;background:#fff}.entry-card-link{display:grid;grid-template-columns:minmax(0,1fr) 11rem;min-height:8.5rem;color:inherit;text-decoration:none}.entry-card-link--text-only{grid-template-columns:minmax(0,1fr)}.entry-card-content{display:flex;min-width:0;padding:1rem;flex-direction:column}.entry-card-title{color:var(--link);font-weight:600;line-height:1.3}.entry-card-description{display:-webkit-box;overflow:hidden;margin-top:.45rem;color:var(--muted);font-size:.9rem;line-height:1.45;-webkit-box-orient:vertical;-webkit-line-clamp:3}.entry-card-meta{margin-top:auto;padding-top:.65rem;color:var(--muted);font-size:.8rem}.entry-card-thumbnail{min-width:0;background:#111}.entry-card-thumbnail img{display:block;width:100%;height:100%;object-fit:cover}.entry-card-link:hover .entry-card-title,.entry-card-link:focus-visible .entry-card-title{text-decoration:underline;text-underline-offset:.2rem}.entry-card-link:focus-visible{outline:3px solid var(--link);outline-offset:-3px}.kg-bookmark-card{margin:2rem 0}.kg-bookmark-card>figcaption{margin-top:.3rem;font-size:.68rem;line-height:1.4}.kg-bookmark-container{display:flex;overflow:hidden;min-height:9rem;border:1px solid var(--border);border-radius:.4rem;color:inherit;background:#fff;text-decoration:none}.kg-bookmark-content{display:flex;min-width:0;padding:1rem;flex:1 1 auto;flex-direction:column}.kg-bookmark-title{font-weight:600;line-height:1.3}.kg-bookmark-description{display:-webkit-box;overflow:hidden;margin-top:.35rem;color:var(--muted);font-size:.86rem;line-height:1.45;-webkit-box-orient:vertical;-webkit-line-clamp:3}.kg-bookmark-metadata{display:flex;margin-top:auto;padding-top:.75rem;align-items:center;gap:.35rem;color:var(--muted);font-size:.78rem}.kg-bookmark-metadata span+span:before{margin-right:.35rem;content:"·"}.kg-bookmark-icon{width:1rem;height:1rem;object-fit:cover}.kg-bookmark-thumbnail{min-width:10rem;flex:0 0 34%;background:#111}.kg-bookmark-thumbnail img{display:block;width:100%;height:100%;object-fit:cover}.kg-bookmark-thumbnail:has(img[style*="display: none"]){display:none}.kg-bookmark-container:hover .kg-bookmark-title,.kg-bookmark-container:focus-visible .kg-bookmark-title{color:var(--link);text-decoration:underline;text-underline-offset:.2rem}.kg-bookmark-container:focus-visible{outline:3px solid var(--link);outline-offset:3px}.prose figcaption{font-size:.85rem;color:var(--muted)}@media(max-width:42rem){.site-header-inner{grid-template-columns:minmax(0,1fr) auto;gap:.55rem 1rem}.primary-nav{grid-column:1 / -1;grid-row:2}.primary-nav ul{justify-content:flex-start}.site-footer-inner{align-items:flex-start;flex-direction:column}.home-hero{min-height:28rem;background-position:center 42%;background-size:100% 100%,auto 112%;background-repeat:no-repeat}}@media(max-width:34rem){.home-hero{min-height:25rem;padding:2.5rem 1.25rem}.home-hero h1{margin-bottom:1.6rem;font-size:1.85rem}.search-widget--hero .search-input{font-size:.92rem}.entry-card-link{grid-template-columns:minmax(0,1fr) 7rem}.entry-card-description{-webkit-line-clamp:2}.kg-bookmark-container{flex-direction:column-reverse}.kg-bookmark-thumbnail{width:100%;min-height:10rem;flex-basis:auto}}