:root{--sf-teal:#087b83;--sf-deep:#12363c;--sf-aqua:#96e7df;--sf-orange:#ff714f;--sf-yellow:#f7d85b;--sf-white:#fff;--sf-paper:#edf4f2;--sf-ink:#183034;--sf-muted:#617477;--sf-line:#adc2c0}
.sf{background:var(--sf-paper);color:var(--sf-ink);font-family:"PT Serif",Georgia,serif;overflow:hidden}.sf *{box-sizing:border-box}.sf-shell{width:min(1160px,calc(100% - 40px));margin-inline:auto}.sf h1,.sf h2,.sf h3,.sf strong{font-family:"Bitter",Georgia,serif}.sf h2{margin:0;font-size:clamp(2.15rem,4.5vw,4.8rem);line-height:.97;letter-spacing:-.05em}.sf p{line-height:1.7}.sf-code{margin:0;font:600 .7rem/1.3 "JetBrains Mono",monospace;text-transform:uppercase;letter-spacing:.13em}.sf-hero{position:relative;min-height:820px;background:var(--sf-teal);color:#fff;display:flex}.sf-hero__visual{position:absolute;inset:0 0 0 43%;overflow:hidden}.sf-hero__visual:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--sf-teal),transparent 40%),linear-gradient(0deg,rgba(8,123,131,.55),transparent)}.sf-hero__visual img{width:100%;height:100%;object-fit:cover;filter:saturate(.68) contrast(1.1)}.sf-spool{position:absolute;z-index:1;right:10%;top:10%;width:180px;height:180px;border:2px solid rgba(255,255,255,.8);border-radius:50%;box-shadow:0 0 0 18px rgba(255,255,255,.13),0 0 0 36px rgba(255,255,255,.08)}.sf-spool:after{content:"";position:absolute;top:50%;right:100%;width:65vw;border-top:2px solid rgba(255,255,255,.75);transform:rotate(-12deg);transform-origin:right}.sf-hero__inner{position:relative;z-index:2;display:grid;grid-template-rows:auto 1fr auto;min-height:820px;padding:62px 0 56px}.sf-hero h1{align-self:center;margin:0;max-width:1080px;font-size:clamp(4rem,9.4vw,9rem);line-height:.83;letter-spacing:-.075em;text-transform:uppercase}.sf-hero h1 span{display:inline-block;color:var(--sf-yellow);font-size:.64em;vertical-align:.22em;margin-right:.12em}.sf-hero__foot{display:flex;justify-content:space-between;align-items:end;gap:50px}.sf-hero__foot>p{max-width:570px;margin:0;font-size:clamp(1.1rem,2vw,1.4rem)}.sf-hero__foot div{display:flex;gap:25px;font:500 .66rem "JetBrains Mono",monospace;text-transform:uppercase}.sf-intro{padding:110px 0}.sf-intro__grid{display:grid;grid-template-columns:.9fr 1.25fr .65fr;gap:58px}.sf-intro h2{margin-top:20px}.sf-lead{margin-top:0;font-size:clamp(1.2rem,2vw,1.55rem);line-height:1.5}.sf-intro__grid>div:nth-child(2) p:last-child{color:var(--sf-muted)}.sf-intro aside{border-top:5px solid var(--sf-orange);padding-top:18px}.sf-intro aside p{color:var(--sf-muted)}.sf-scale{padding:52px 0;background:var(--sf-yellow)}.sf-scale__inner{display:grid;grid-template-columns:.7fr 1fr .8fr;gap:40px;align-items:center}.sf-scale h2{margin-top:8px;font-size:2.2rem}.sf-scale__key{display:flex;gap:20px;flex-wrap:wrap;font:600 .68rem "JetBrains Mono",monospace;text-transform:uppercase}.sf-scale__key span{display:flex;align-items:center;gap:7px}.sf-scale__key b{width:11px;height:11px;border-radius:50%}.is-low b{background:var(--sf-teal)}.is-temp b{background:var(--sf-orange)}.is-no b{background:var(--sf-deep)}.sf-scale__inner>p{margin:0;font-size:.92rem}.sf-nav{position:sticky;top:0;z-index:20;background:var(--sf-deep)}.sf-nav>div{display:flex;justify-content:flex-end;gap:35px;overflow-x:auto;white-space:nowrap}.sf-nav a{padding:20px 0;color:#fff;text-decoration:none;font:500 .68rem "JetBrains Mono",monospace;text-transform:uppercase}.sf-nav a:hover,.sf-nav a:focus-visible{text-decoration:underline;text-underline-offset:5px}.sf-uses{padding:125px 0}.sf-section-head{display:grid;grid-template-columns:.45fr 1.05fr .7fr;gap:38px;align-items:end;margin-bottom:62px}.sf-section-head>p:last-child{margin:0;color:var(--sf-muted)}.sf-use-list{border-top:1px solid var(--sf-ink)}.sf-use{display:grid;grid-template-columns:54px .75fr 1.1fr .75fr;gap:28px;align-items:start;padding:28px 0;border-bottom:1px solid var(--sf-line)}.sf-use__num{font:600 .72rem "JetBrains Mono",monospace;color:var(--sf-teal)}.sf-use h3{margin:0 0 9px;font-size:1.35rem}.sf-rating{display:inline-block;padding:4px 7px;font:600 .6rem "JetBrains Mono",monospace;text-transform:uppercase}.sf-rating--low{background:var(--sf-aqua)}.sf-rating--temp{background:#ffd2c8;color:#793321}.sf-use>p{margin:0;color:var(--sf-muted)}.sf-use__note{padding:13px 15px;background:#dfe9e7;font-size:.92rem;line-height:1.5}.sf-use__note strong{display:block;font:600 .62rem "JetBrains Mono",monospace;text-transform:uppercase;color:var(--sf-teal)}.sf-gallery{padding:125px 0;background:var(--sf-deep);color:#fff}.sf-section-head--light>p:last-child{color:#bfd0d0}.sf-gallery__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:3px}.sf-gallery figure{position:relative;margin:0;min-height:420px;overflow:hidden}.sf-gallery__wide{grid-column:1/-1;min-height:570px!important}.sf-gallery img{width:100%;height:100%;object-fit:cover;filter:saturate(.72);transition:transform .5s ease}.sf-gallery figure:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(9,35,39,.92),transparent 60%)}.sf-gallery figcaption{position:absolute;z-index:1;left:30px;right:30px;bottom:26px;color:#dbe8e7}.sf-gallery figcaption span{display:block;margin-bottom:5px;font:700 1.25rem "Bitter",serif;color:#fff}.sf-gallery figure:hover img{transform:scale(1.03)}.sf-limits{padding:125px 0;background:var(--sf-orange)}.sf-limits__grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:90px}.sf-limits h2{margin-top:18px}.sf-limit-list{border-top:1px solid var(--sf-ink)}.sf-limit-list article{display:grid;grid-template-columns:140px 220px 1fr;gap:25px;padding:24px 0;border-bottom:1px solid rgba(24,48,52,.48)}.sf-limit-list span{font:600 .65rem "JetBrains Mono",monospace;text-transform:uppercase}.sf-limit-list h3{margin:0;font-size:1.2rem}.sf-limit-list p{margin:0}.sf-pack{padding:125px 0}.sf-pack__grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:80px}.sf-pack h2{margin-top:18px}.sf-pack__items{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--sf-line)}.sf-pack__items article{padding:25px 25px 25px 0;border-bottom:1px solid var(--sf-line)}.sf-pack__items article:nth-child(even){padding-left:25px;border-left:1px solid var(--sf-line)}.sf-pack__items strong{font-size:1.2rem}.sf-pack__items p{color:var(--sf-muted);margin-bottom:0}.sf-close{padding:110px 0;background:var(--sf-teal);color:#fff}.sf-close__inner{display:grid;grid-template-columns:.38fr 1.2fr .62fr;gap:40px;align-items:end}.sf-close h2{font-size:clamp(2.7rem,5vw,5.5rem)}.sf-close p{margin:0;color:#d5efed}.sf-close a{grid-column:3;color:#fff;font:600 .72rem "JetBrains Mono",monospace;text-transform:uppercase;text-underline-offset:6px}.sf a:focus-visible{outline:3px solid currentColor;outline-offset:5px}
@media(max-width:900px){.sf-intro__grid,.sf-section-head{grid-template-columns:1fr 1fr}.sf-intro aside,.sf-section-head>p:last-child{grid-column:2}.sf-scale__inner{grid-template-columns:1fr 1fr}.sf-scale__inner>p{grid-column:2}.sf-use{grid-template-columns:45px 1fr 1fr}.sf-use__note{grid-column:2/-1}.sf-limits__grid,.sf-pack__grid{grid-template-columns:1fr;gap:45px}.sf-limit-list article{grid-template-columns:120px 190px 1fr}.sf-close__inner{grid-template-columns:1fr 1fr}.sf-close h2{grid-column:1/-1}.sf-close a{grid-column:2}}
@media(max-width:680px){.sf-shell{width:min(100% - 28px,1160px)}.sf-hero,.sf-hero__inner{min-height:720px}.sf-hero__inner{padding:42px 0}.sf-hero__visual{inset:0}.sf-hero__visual:after{background:linear-gradient(0deg,rgba(8,123,131,.98),rgba(8,123,131,.36) 78%)}.sf-spool{width:110px;height:110px}.sf-hero h1{font-size:clamp(3.2rem,16vw,5.1rem);line-height:.86}.sf-hero__foot{display:block}.sf-hero__foot div{margin-top:20px;flex-direction:column;gap:5px}.sf-intro,.sf-uses,.sf-gallery,.sf-limits,.sf-pack{padding:82px 0}.sf-intro__grid,.sf-section-head,.sf-scale__inner{grid-template-columns:1fr;gap:25px}.sf-intro aside,.sf-section-head>p:last-child,.sf-scale__inner>p{grid-column:auto}.sf-nav>div{justify-content:flex-start}.sf-use{grid-template-columns:38px 1fr;gap:16px}.sf-use>p,.sf-use__note{grid-column:2}.sf-gallery__grid{grid-template-columns:1fr}.sf-gallery__wide{grid-column:auto;min-height:430px!important}.sf-gallery figure{min-height:390px}.sf-limit-list article{grid-template-columns:1fr;gap:8px}.sf-pack__items{grid-template-columns:1fr}.sf-pack__items article:nth-child(even){padding-left:0;border-left:0}.sf-close{padding:82px 0}.sf-close__inner{grid-template-columns:1fr;gap:28px}.sf-close h2,.sf-close a{grid-column:auto}}
@media(prefers-reduced-motion:reduce){.sf-gallery img{transition:none}.sf-gallery figure:hover img{transform:none}}