@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:ital,wght@0,500;0,600;0,700;0,800;1,700&family=Inter:wght@400;500;600&display=swap');

:root{--pf-ice:#bdeeff;--pf-blue:#55c7ec;--pf-night:#090d10;--pf-panel:#11181d;--pf-line:#27343c;--pf-white:#f2f6f7;--pf-muted:#91a2ac}
html[data-site="permafrost"]{background:var(--pf-night);color:var(--pf-white)}
.pf-site{margin:0;background:var(--pf-night);color:var(--pf-white);font-family:Inter,system-ui,sans-serif}
.pf-site main{min-height:70vh}.pf-site a{color:inherit}.pf-site .skip{background:var(--pf-ice);color:#071014}
.pf-header{display:flex;align-items:center;justify-content:space-between;gap:2rem;padding:1.2rem clamp(1rem,4vw,4.5rem);border-bottom:1px solid var(--pf-line);background:rgba(9,13,16,.96);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
.pf-brand{display:flex;align-items:center;gap:.75rem;text-decoration:none}.pf-brand__mark{width:2.35rem;height:2.35rem;display:grid;place-items:center;background:var(--pf-ice);color:var(--pf-night);font:800 1.65rem/1 "Barlow Condensed",sans-serif;clip-path:polygon(0 0,100% 0,88% 100%,12% 100%)}
.pf-brand>span:last-child{display:flex;align-items:baseline;letter-spacing:.04em;font-family:"Barlow Condensed",sans-serif}.pf-brand strong{font-size:1.45rem}.pf-brand small{font-size:.95rem;color:var(--pf-blue)}
.pf-header nav{display:flex;gap:clamp(.8rem,2vw,1.8rem)}.pf-header nav a{font:600 .88rem/1 Inter,sans-serif;text-decoration:none;color:#c3cdd2}.pf-header nav a:hover{color:var(--pf-ice)}
.pf-hero{padding:clamp(5rem,10vw,10rem) clamp(1rem,7vw,8rem) 4.5rem;position:relative;overflow:hidden;background:radial-gradient(circle at 85% 12%,rgba(85,199,236,.16),transparent 28%),linear-gradient(135deg,#080c0f 60%,#0d171d)}
.pf-hero:after{content:"";position:absolute;right:-8vw;top:4rem;width:42vw;height:42vw;border:1px solid rgba(189,238,255,.13);transform:rotate(45deg);box-shadow:0 0 0 5vw rgba(189,238,255,.018),0 0 0 10vw rgba(189,238,255,.014)}
.pf-kicker{text-transform:uppercase;letter-spacing:.2em;color:var(--pf-blue);font:700 .75rem/1 Inter,sans-serif}.pf-hero h1,.pf-section h2,.pf-related h2,.pf-archive-head h1{font-family:"Barlow Condensed",sans-serif;text-transform:uppercase;letter-spacing:-.035em;margin:.25rem 0;line-height:.85}.pf-hero h1{font-size:clamp(4.8rem,13vw,11.5rem);max-width:980px;position:relative;z-index:1}.pf-hero h1 em{color:transparent;-webkit-text-stroke:1px var(--pf-ice)}
.pf-lead{max-width:710px;font-size:clamp(1rem,1.6vw,1.3rem);line-height:1.7;color:#c0cbd0;position:relative;z-index:1}.pf-hero__stats{display:flex;flex-wrap:wrap;gap:2rem;margin-top:3.5rem;padding-top:1.5rem;border-top:1px solid var(--pf-line);position:relative;z-index:1}.pf-hero__stats span{display:flex;align-items:baseline;gap:.5rem;color:var(--pf-muted);font-size:.85rem}.pf-hero__stats strong{color:var(--pf-white);font:700 1.5rem/1 "Barlow Condensed",sans-serif}
.pf-section{padding:clamp(3.5rem,7vw,7rem) clamp(1rem,7vw,8rem)}.pf-section>header{display:flex;justify-content:space-between;align-items:end;gap:2rem;margin-bottom:2.5rem}.pf-section>header p,.pf-related>p{text-transform:uppercase;letter-spacing:.18em;color:var(--pf-blue);font-size:.72rem}.pf-section h2,.pf-related h2{font-size:clamp(2.8rem,6vw,5.5rem)}
.pf-category-section{background:var(--pf-white);color:var(--pf-night)}.pf-category-grid{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid #ccd5d9}.pf-category-grid a{padding:2rem;min-height:190px;text-decoration:none;border-right:1px solid #ccd5d9;border-bottom:1px solid #ccd5d9;transition:.2s}.pf-category-grid a:hover{background:var(--pf-ice)}.pf-category-grid span{font:600 .75rem Inter;color:#71818a}.pf-category-grid h3{font:700 clamp(1.8rem,3vw,2.8rem)/1 "Barlow Condensed",sans-serif;text-transform:uppercase;margin:2.6rem 0 .35rem}.pf-category-grid p{color:#667780;margin:0}
.pf-story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--pf-line);border:1px solid var(--pf-line)}.pf-story-grid article{background:var(--pf-panel);padding:1.8rem;min-height:290px;display:flex;flex-direction:column}.pf-story-meta{color:var(--pf-muted);font-size:.72rem;text-transform:uppercase;letter-spacing:.07em}.pf-story-grid h3{font:700 clamp(1.65rem,2.4vw,2.25rem)/1.05 "Barlow Condensed",sans-serif;margin:.7rem 0}.pf-story-grid h3 a{text-decoration:none}.pf-story-grid h3 a:hover{color:var(--pf-ice)}.pf-story-grid article>p:not(.pf-story-meta){color:#aebbc1}.pf-read{margin-top:auto;text-decoration:none;color:var(--pf-blue);font-size:.82rem;font-weight:600}
.pf-years{padding:4rem clamp(1rem,7vw,8rem) 7rem}.pf-years h2{text-transform:uppercase;letter-spacing:.15em;font-size:.75rem;color:var(--pf-muted)}.pf-years>div{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--pf-line)}.pf-years a{display:flex;flex-direction:column;padding:1.2rem 0;text-decoration:none;border-bottom:1px solid var(--pf-line)}.pf-years strong{font:700 2.3rem "Barlow Condensed",sans-serif}.pf-years span{font-size:.75rem;color:var(--pf-muted)}
.pf-crumbs{max-width:850px;margin:0 auto 2rem;display:flex;flex-wrap:wrap;gap:.6rem;font-size:.72rem;color:var(--pf-muted)}.pf-crumbs a{text-decoration:none}.pf-article{padding:3rem 1rem 6rem}.pf-article__header{max-width:850px;margin:0 auto 3rem}.pf-article__header h1{font:800 clamp(3.5rem,8vw,7.5rem)/.92 "Barlow Condensed",sans-serif;text-transform:uppercase;letter-spacing:-.035em;margin:.6rem 0 1rem}.pf-article__header .pf-kicker a{text-decoration:none}.pf-subtitle{font:600 clamp(1.4rem,2.4vw,2rem)/1.25 "Barlow Condensed",sans-serif;color:var(--pf-ice)}.pf-byline{display:flex;gap:1rem;padding-top:1.3rem;border-top:1px solid var(--pf-line);color:var(--pf-muted);font-size:.8rem}.pf-byline a{color:var(--pf-white)}
.pf-prose{max-width:760px;margin:auto;color:#d5dcdf;font-size:1.04rem;line-height:1.85}.pf-prose>p,.pf-prose>ul,.pf-prose>ol,.pf-prose>blockquote,.pf-prose>table{margin:1.35rem 0}.pf-prose h2,.pf-prose h3,.pf-prose h4{font-family:"Barlow Condensed",sans-serif;color:var(--pf-white);line-height:1.05;margin:2.4rem 0 .7rem}.pf-prose h2{font-size:2.5rem}.pf-prose h3{font-size:2rem}.pf-prose a{color:var(--pf-ice)}.pf-prose img{display:block;max-width:100%;height:auto;margin:2rem auto}.pf-prose figure{margin:2rem 0}.pf-prose iframe{width:100%;max-width:100%;aspect-ratio:16/9;height:auto;border:0}.pf-prose blockquote{border-left:3px solid var(--pf-blue);padding-left:1.3rem;color:var(--pf-ice)}.pf-prose table{width:100%;border-collapse:collapse}.pf-prose td,.pf-prose th{border:1px solid var(--pf-line);padding:.6rem;text-align:left}
.pf-tags,.pf-archive-note{max-width:760px;margin:2.5rem auto}.pf-tags{display:flex;flex-wrap:wrap;gap:.55rem;align-items:center}.pf-tags strong{margin-right:.4rem}.pf-tags a{padding:.4rem .65rem;border:1px solid var(--pf-line);text-decoration:none;font-size:.75rem}.pf-archive-note{border:1px solid var(--pf-line);padding:1.4rem;background:var(--pf-panel)}.pf-archive-note p{color:var(--pf-muted)}.pf-archive-note a{color:var(--pf-blue);font-size:.8rem}
.pf-related{padding:4rem clamp(1rem,7vw,8rem);background:#0d1418}.pf-related>div{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--pf-line)}.pf-related>div a{display:flex;flex-direction:column;gap:.65rem;background:var(--pf-panel);padding:1.4rem;text-decoration:none}.pf-related span{font-size:.7rem;color:var(--pf-muted)}.pf-related strong{font:600 1.5rem/1.1 "Barlow Condensed",sans-serif}
.pf-archive-head{padding:clamp(4rem,8vw,8rem) clamp(1rem,7vw,8rem) 3rem;border-bottom:1px solid var(--pf-line)}.pf-archive-head h1{font-size:clamp(4rem,10vw,9rem)}.pf-archive-head>p:last-child{color:var(--pf-muted)}.pf-archive-list{max-width:1050px;margin:auto;padding:2rem 1rem 5rem}.pf-archive-list article{display:grid;grid-template-columns:130px 1fr;gap:2rem;padding:1.8rem 0;border-bottom:1px solid var(--pf-line)}.pf-archive-list time,.pf-archive-list span{color:var(--pf-muted);font-size:.75rem}.pf-archive-list h2{font:700 clamp(1.6rem,3vw,2.4rem)/1 "Barlow Condensed",sans-serif;margin:0 0 .5rem}.pf-archive-list h2 a{text-decoration:none}.pf-archive-list p{color:#aeb9be}.pf-pagination{display:flex;justify-content:center;gap:2rem;align-items:center;padding:0 1rem 5rem;color:var(--pf-muted)}.pf-pagination a{color:var(--pf-ice)}
.pf-footer{display:grid;grid-template-columns:1fr 1fr;gap:2rem;padding:3rem clamp(1rem,4vw,4.5rem);border-top:1px solid var(--pf-line);background:#070a0c;color:var(--pf-muted)}.pf-footer strong{font:700 1.5rem "Barlow Condensed",sans-serif;color:var(--pf-white)}.pf-footer nav{display:flex;gap:1rem;justify-content:flex-end;flex-wrap:wrap}.pf-footer nav a{font-size:.78rem;color:#c6d0d5}.pf-footer__note{grid-column:1/-1;border-top:1px solid var(--pf-line);padding-top:1rem;font-size:.72rem;max-width:850px}
@media(max-width:850px){.pf-header nav{display:none}.pf-category-grid,.pf-story-grid,.pf-related>div{grid-template-columns:1fr 1fr}.pf-years>div{grid-template-columns:repeat(2,1fr)}.pf-footer{grid-template-columns:1fr}.pf-footer nav{justify-content:flex-start}}
@media(max-width:560px){.pf-category-grid,.pf-story-grid,.pf-related>div{grid-template-columns:1fr}.pf-section>header{display:block}.pf-article__header h1{font-size:3.5rem}.pf-archive-list article{grid-template-columns:1fr;gap:.5rem}.pf-footer__note{grid-column:auto}}