/* eXoSpace: modular hulls, teal shields, copper panels, open space. */
:root{color-scheme:dark;--bg:#08131b;--panel:#10222b;--line:#2b444e;--text:#e5edf0;--muted:#a5b8c2;--teal:#83e7dc;--copper:#edb078;--width:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:92px}body{margin:0;background:radial-gradient(ellipse at 85% 5%,#14333177,transparent 45%),var(--bg);color:var(--text);font:17px/1.75 system-ui,-apple-system,"Segoe UI",sans-serif}a{color:var(--teal);text-underline-offset:4px}a:hover{color:#fff}img{max-width:100%;height:auto}button{font:inherit}button,a{-webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid var(--copper);outline-offset:5px}.wrap{max-width:var(--width);margin:auto;padding:0 28px}.skip{position:absolute;left:20px;top:-80px;z-index:20;padding:8px 16px;background:var(--text);color:var(--bg)}.skip:focus{top:8px}
.topbar{position:sticky;top:0;z-index:10;border-bottom:1px solid var(--line);background:#08131bf2;backdrop-filter:blur(12px)}.bar{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-size:18px;font-weight:750;letter-spacing:-.4px;color:var(--text)}.brand img{width:38px;height:38px;border-radius:8px}.nav{display:flex;align-items:center;gap:28px}.nav ul{list-style:none;display:flex;gap:26px;margin:0;padding:0}.nav a{text-decoration:none;font-size:14px;font-weight:650;color:var(--muted)}.nav .active>a,.nav a:hover{color:var(--teal)}.nav .cta{border:1px solid var(--line);padding:8px 14px;border-radius:3px;color:var(--text)}.has-kids{position:relative}.has-kids>a::after{content:" ▾"}.nav .kids{display:none;position:absolute;top:100%;left:-16px;min-width:230px;background:#10222b;border:1px solid var(--line);padding:16px;box-shadow:0 20px 50px #0006;flex-direction:column;gap:12px}.has-kids:hover .kids,.has-kids:focus-within .kids{display:flex}
.hero{position:relative;isolation:isolate;min-height:580px;display:flex;align-items:center;border-bottom:1px solid var(--line);background:linear-gradient(90deg,#061019f5 0%,#061019ce 32%,#06101933 75%),var(--hero) center/cover}.hero:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(0deg,var(--bg),transparent 30%)}.hero-in{width:100%;padding-top:72px;padding-bottom:90px}.eyebrow,.overline{color:var(--copper);text-transform:uppercase;letter-spacing:2px;font:650 11px/1.5 ui-monospace,Consolas,monospace}.eyebrow:before{content:"";display:inline-block;width:22px;height:2px;background:var(--copper);margin-right:12px;vertical-align:middle}.hero h1{font-size:clamp(44px,6.7vw,79px);line-height:1.02;letter-spacing:-3px;max-width:720px;margin:22px 0}.lead{max-width:510px;color:#c8d7de;font-size:19px;line-height:1.65}.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.btn{background:var(--teal);color:#071a21;border:1px solid var(--teal);padding:11px 20px;font-size:14px;font-weight:750;text-decoration:none;border-radius:3px}.btn:hover{background:#b3fff2;color:#071a21}.btn.ghost{background:#08131b8c;color:var(--text);border-color:#92aca666}
.facts-strip{background:#0c1b23;border-bottom:1px solid var(--line)}.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;padding-top:23px;padding-bottom:23px}.fact{display:flex;flex-direction:column;gap:3px;border-left:2px solid var(--line);padding-left:16px}.fact-k{font:11px/1.6 ui-monospace,Consolas,monospace;text-transform:uppercase;letter-spacing:1px;color:var(--muted)}.fact-v{font-size:15px;font-weight:600}.section-head{margin:66px 0 26px}.section-head h2{font-size:34px;line-height:1.2;letter-spacing:-1px;margin:9px 0}.count-pill{display:inline-block;vertical-align:middle;margin-left:15px;color:var(--muted);font:13px/1.5 ui-monospace,monospace;border:1px solid var(--line);padding:1px 7px;border-radius:3px}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin:0 0 55px}.card{text-decoration:none;color:var(--text);background:var(--panel);border:1px solid var(--line);border-radius:5px;overflow:hidden;transition:transform .2s,border-color .2s}.card:hover{color:var(--text);border-color:var(--teal);transform:translateY(-3px)}.thumb{display:block;position:relative;aspect-ratio:2/1;overflow:hidden}.thumb img{height:100%;width:100%;object-fit:cover}.pill-tag{position:absolute;left:16px;bottom:14px;font:11px/1.5 ui-monospace,monospace;padding:4px 8px;background:#08131bec;border:1px solid #59746c;color:var(--teal)}.card-body{padding:24px}.card h3{font-size:23px;line-height:1.3;letter-spacing:-.5px;margin:0 0 12px}.card p{font-size:15px;color:var(--muted);margin:0 0 20px;line-height:1.6}.go{color:var(--teal);font-size:13px;font-weight:700}.stamp{float:right;color:var(--muted);font:11px/1.7 ui-monospace,monospace}.sm .card-body{padding:18px}.sm h3{font-size:18px;margin:0}
.wrap>h2{margin:45px 0 12px;font-size:29px;letter-spacing:-.6px}.wrap>p{max-width:850px;color:var(--muted)}.article-grid{display:grid;grid-template-columns:minmax(0,820px) 230px;gap:50px;padding-top:38px;padding-bottom:65px}.crumb{font-size:12px;color:var(--muted);line-height:1.7;margin:0 0 24px}.crumb a{text-decoration:none}.sep{margin:0 8px;color:#687c87}article h1{font-size:clamp(33px,4vw,48px);line-height:1.13;letter-spacing:-1.5px;margin:0 0 25px}article p{margin:19px 0}article h2{font-size:25px;line-height:1.3;letter-spacing:-.5px;margin:43px 0 18px;padding-top:12px;border-top:1px solid var(--line)}article h3{font-size:21px}article li{margin:10px 0}article code{color:var(--copper);font-size:.9em;overflow-wrap:anywhere}.quick-answer{border-left:3px solid var(--teal);background:#17372f75;padding:18px 23px;margin:26px 0}.quick-answer p{margin:8px 0 0;font-size:17px}.qa-stamp{font:11px/1.5 ui-monospace,monospace;letter-spacing:1px;text-transform:uppercase;color:var(--teal)}.article-hero{margin:26px 0 30px;border:1px solid var(--line);background:#0c1b23}.article-hero img{display:block;width:100%}.article-hero figcaption{padding:10px 15px;font-size:12px;color:var(--muted);line-height:1.6}.table-wrap{overflow-x:auto;margin:26px 0;border:1px solid var(--line);border-radius:4px}table{width:100%;border-collapse:collapse;font-size:15px}th,td{padding:13px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:#16313a;color:var(--teal);font-size:13px}tr:last-child td{border-bottom:0}td:first-child{width:37%}.toc{position:sticky;top:112px;align-self:start;padding-left:21px;border-left:1px solid var(--line);margin-top:60px}.toc-list{display:flex;flex-direction:column;gap:12px;margin-top:19px}.toc a{font-size:13px;line-height:1.5;color:var(--muted);text-decoration:none}.toc a:hover{color:var(--teal)}.all-guides{margin-top:60px}.all-guides .section-head{margin:30px 0 22px}.all-guides h2{border:0;padding:0;font-size:26px}.all-guides .grid{gap:16px;margin:0}.foot{padding:38px 0 32px;background:#061019;border-top:1px solid var(--line)}.foot p{font-size:12px;max-width:780px;color:var(--muted)}.foot-links a{color:#c0d3d8}.muted{color:var(--muted)}.analytics-choice{position:fixed;bottom:18px;left:18px;z-index:30;max-width:410px;padding:18px;background:#16313a;border:1px solid #73988b;box-shadow:0 10px 50px #0008}.analytics-choice p{font-size:13px;margin:0 0 12px}.analytics-choice button,.analytics-settings{cursor:pointer;background:transparent;color:var(--teal);border:1px solid var(--line);padding:7px 11px;font-size:12px;margin-right:8px}.analytics-choice button:first-of-type{background:var(--teal);color:#08131b}.analytics-settings{padding:0;border:0;text-decoration:underline;text-underline-offset:4px}
.tbl-wrap{overflow-x:auto;margin:26px 0;border:1px solid var(--line);border-radius:4px}
.hub-hero img{max-height:230px;object-fit:cover}
@media(max-width:900px){.article-grid{grid-template-columns:minmax(0,1fr);max-width:820px}.toc{display:none}.hero{min-height:520px}.hero h1{max-width:650px}.nav{gap:20px}.nav ul{gap:20px}}
@media(max-width:600px){body{font-size:16px}.wrap{padding-left:20px;padding-right:20px}.bar{min-height:74px;gap:12px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}.brand{font-size:16px}.brand img{width:30px;height:30px}.nav{width:100%;justify-content:space-between;gap:12px}.nav ul{gap:25px}.nav .cta{padding:3px 10px;font-size:12px}.hero{min-height:490px;background-position:60% center}.hero-in{padding-top:48px;padding-bottom:58px}.hero h1{font-size:45px;letter-spacing:-1.8px;max-width:350px}.lead{font-size:16px}.eyebrow{font-size:10px;letter-spacing:1.4px}.btn{padding:10px 14px;font-size:12px}.facts{grid-template-columns:1fr;gap:12px;padding-top:19px;padding-bottom:19px}.fact{flex-direction:row;justify-content:space-between;gap:15px;align-items:center}.fact-v{font-size:13px}.fact-k{font-size:9px}.grid{grid-template-columns:1fr;gap:20px}.section-head{margin-top:44px}.section-head h2{font-size:28px}.card-body{padding:22px}.card h3{font-size:22px}.article-grid{padding-top:26px;gap:0}article h1{letter-spacing:-1px}article h2{font-size:23px}.quick-answer{padding:16px 18px}.quick-answer p{font-size:15px}.stamp{float:none;display:block;margin-top:10px}.analytics-choice{max-width:none;right:15px;left:15px;bottom:15px}.has-kids .kids{left:0}.foot{padding-top:25px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card{transition:none}}