/* Self-hosted webfonts (OFL-1.1, licences in fonts/). Replaces the render-blocking
   Google Fonts request; URLs are relative to this file so preview and production agree. */
@font-face{font-family:'Chakra Petch';font-style:normal;font-weight:500;font-display:swap;src:url(fonts/ChakraPetch-latin-500.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face{font-family:'Chakra Petch';font-style:normal;font-weight:600;font-display:swap;src:url(fonts/ChakraPetch-latin-600.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face{font-family:'Chakra Petch';font-style:normal;font-weight:700;font-display:swap;src:url(fonts/ChakraPetch-latin-700.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face{font-family:'IBM Plex Sans';font-style:normal;font-weight:100 700;font-display:swap;src:url(fonts/IBMPlexSans-latin-100_700.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/IBMPlexMono-latin-400.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;src:url(fonts/IBMPlexMono-latin-500.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;}
/* Constellation Aerospace — ported verbatim from orbit-website/standalone.html (2026-09-26).
   Every colour lives in :root; brandkit.py depends on that. */
:root{
  --void:#06080D; --panel:#0D121B; --panel-2:#131A26; --line:#1F2937; --line-strong:#2C3A4F;
  --text:#E7EBF3; --text-2:#A3ADBF; --text-3:#6F7A8E;
  --blue:#3D8BFF; --blue-deep:#1B4FCF; --streak:#FF4A1F; --gold:#F2B32B; --copper:#C9804A; --alum:#B9BEC6; --cell:#1E2E78; --white:#fff; --black:#000;
  --display:"Chakra Petch","Bahnschrift","Segoe UI",system-ui,sans-serif;
  --body:"IBM Plex Sans","Segoe UI",system-ui,sans-serif;
  --mono:"IBM Plex Mono","Cascadia Mono","Consolas",monospace;
  --gutter:clamp(20px,5vw,72px);
  --measure:64ch;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--void)}
body{margin:0;background:var(--void);color:var(--text);font-family:var(--body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
::selection{background:var(--blue-deep);color:var(--white)}
img,video{max-width:100%;display:block}
h1,h2,h3{font-family:var(--display);font-weight:600;line-height:1.08;letter-spacing:-.005em;text-wrap:balance;margin:0}
p{margin:0 0 16px;max-width:var(--measure)}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--gold)}
.btn{display:inline-block;font-family:var(--display);font-weight:600;font-size:14px;letter-spacing:.08em;text-transform:uppercase;padding:12px 22px;border:1px solid var(--blue);color:var(--white);background:linear-gradient(180deg,var(--blue),var(--blue-deep));transition:filter .15s}
.btn:hover{filter:brightness(1.12);text-decoration:none}
.btn.ghost{background:none;border-color:var(--line-strong);color:var(--text)}
.btn.ghost:hover{border-color:var(--alum)}

/* nav */
.nav{position:fixed;inset:0 0 auto 0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:14px var(--gutter);background:linear-gradient(180deg,rgba(6,8,13,.85),rgba(6,8,13,0));transition:background .3s}
.nav.solid{background:rgba(6,8,13,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}
.nav .logo img{height:52px;width:auto}
.nav ul{list-style:none;display:flex;gap:28px;margin:0;padding:0}
.nav li a{font-family:var(--display);font-weight:500;font-size:14px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-2)}
.nav li a:hover{color:var(--white);text-decoration:none}
@media (max-width:720px){.nav ul{display:none}.nav .logo img{height:44px}}

/* heroes */
.hero{position:relative;height:100svh;min-height:560px;overflow:hidden;background:var(--black)}
.hero video,.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center}
.hero.h2>img{object-fit:contain;opacity:0;transition:opacity 1.4s ease}
.hero.h2.settled>img{opacity:1}
@media (min-aspect-ratio:16/9){.hero.h2>img{object-fit:cover}}
.hero.h1 video{z-index:1;transition:opacity 1.6s ease}
.hero.h1.done video{opacity:0;pointer-events:none}
.hero.h1 .shade{z-index:1}
.hero .shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.15) 0%,rgba(0,0,0,0) 35%,rgba(0,0,0,.55) 100%);pointer-events:none}
.hero .txt{position:absolute;left:var(--gutter);right:var(--gutter);bottom:clamp(48px,9vh,110px);z-index:2}
.hero h1{font-size:clamp(34px,5.6vw,72px);color:var(--white);max-width:14ch;text-shadow:0 2px 24px rgba(0,0,0,.7)}
.hero .sub{font-size:clamp(16px,1.6vw,20px);color:var(--text-2);max-width:46ch;margin:18px 0 26px;text-shadow:0 1px 12px rgba(0,0,0,.8)}
.hero .cue{position:absolute;right:var(--gutter);bottom:28px;z-index:2;font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--text-3);display:flex;align-items:center;gap:10px}
.hero .cue i{display:block;width:1px;height:36px;background:linear-gradient(180deg,var(--text-3),transparent);animation:cue 1.8s ease-in-out infinite}
@keyframes cue{0%{transform:scaleY(.2);transform-origin:top}50%{transform:scaleY(1)}100%{transform:scaleY(.2);transform-origin:bottom}}

.hero.h2 .txt{top:clamp(90px,14vh,150px);bottom:auto;text-align:center;left:0;right:0;padding:0 var(--gutter);opacity:0;transform:translateY(8px);transition:opacity 1s ease .5s,transform 1s ease .5s}
.hero.h2.settled .txt{opacity:1;transform:none}
.hero.h2 h2{font-size:clamp(26px,3.6vw,46px);color:var(--white);margin:10px auto 0;max-width:22ch}
.hero.h2 .parts{font-family:var(--mono);font-size:clamp(11px,1.1vw,13px);letter-spacing:.18em;text-transform:uppercase;color:var(--alum);margin-top:16px}
.hero.h2 .parts b{font-weight:inherit}
.hero.h2 .parts span{color:var(--text-3);padding:0 8px}
.hero.h2 .bind{font-family:var(--display);font-weight:500;font-size:clamp(14px,1.4vw,18px);letter-spacing:.04em;color:var(--gold);margin-top:10px}

/* sections */
section.block{padding:clamp(72px,10vw,128px) var(--gutter);border-top:1px solid var(--line)}
.inner{max-width:1180px;margin:0 auto}
.split{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:clamp(32px,5vw,72px);align-items:center}
@media (max-width:860px){.split{grid-template-columns:1fr}}
h2.sec{font-size:clamp(28px,3.6vw,46px);color:var(--white);margin:12px 0 22px}
.lede{font-size:clamp(17px,1.35vw,19px);color:var(--text-2)}
.lede strong{color:var(--white);font-weight:600}

/* streak demo */
.demo{position:relative;border:1px solid var(--line);background:var(--black);aspect-ratio:16/9}
.demo canvas{width:100%;height:100%;display:block}
.demo .cap{position:absolute;left:14px;right:14px;bottom:12px;font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;color:var(--alum);display:flex;justify-content:space-between;gap:12px}
.demo .cap b{color:var(--white);font-weight:500}
.demo .cap span{color:var(--text-3)}
.demo .hud{position:absolute;left:14px;right:14px;top:12px;font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:var(--text-3);display:flex;justify-content:space-between}
.demo .hud span:last-child{font-variant-numeric:tabular-nums}


/* earth comparison */
.cmp-wrap{margin-top:clamp(28px,4vw,48px)}
.cmp{position:relative;aspect-ratio:2/1;overflow:hidden;border:1px solid var(--line);background:var(--black);user-select:none;touch-action:none}
.cmp img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none}
.cmp .blur{clip-path:inset(0 50% 0 0)}
.cmp .divider{position:absolute;top:0;bottom:0;left:50%;width:1px;background:rgba(255,255,255,.85);pointer-events:none;box-shadow:0 0 0 1px rgba(0,0,0,.35)}
.cmp .divider span{position:absolute;top:50%;left:50%;width:34px;height:34px;transform:translate(-50%,-50%);border:1px solid rgba(255,255,255,.9);border-radius:50%;background:rgba(6,8,13,.7)}
.cmp .divider span::before,.cmp .divider span::after{content:"";position:absolute;top:50%;width:6px;height:6px;border-top:1px solid var(--white);border-left:1px solid var(--white)}
.cmp .divider span::before{left:8px;transform:translateY(-50%) rotate(-45deg)}
.cmp .divider span::after{right:8px;transform:translateY(-50%) rotate(135deg)}
.cmp .lbl{position:absolute;top:12px;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--white);background:rgba(6,8,13,.72);padding:6px 10px;pointer-events:none}
.cmp .lbl span{display:block;color:var(--text-2);letter-spacing:.06em;text-transform:none;margin-top:2px}
.cmp .lbl.l{left:12px}
.cmp .lbl.r{right:12px;text-align:right;border-bottom:2px solid var(--gold)}
.cmp .geo{position:absolute;right:12px;bottom:12px;font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--gold);background:rgba(6,8,13,.72);padding:6px 10px;text-align:right;line-height:1.5;pointer-events:none;font-variant-numeric:tabular-nums}
.cmp input[type=range]{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize}
.cmp input[type=range]:focus-visible{opacity:1;outline:2px solid var(--gold);outline-offset:-2px;-webkit-appearance:none;background:transparent}
.cmp input[type=range]:focus-visible::-webkit-slider-thumb{-webkit-appearance:none;width:0;height:0}
.cmp-note{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--text-3);margin:10px 0 0;max-width:none}
@media (max-width:640px){.cmp{aspect-ratio:4/3}.cmp .lbl span{display:none}.cmp .geo{display:none}}
/* timeline */
.tl{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:0;border:1px solid var(--line)}
.tl li{padding:28px 28px 30px;border-right:1px solid var(--line);background:var(--panel)}
.tl li:last-child{border-right:0}
@media (max-width:640px){.tl li{border-right:0;border-bottom:1px solid var(--line)}.tl li:last-child{border-bottom:0}}
.tl .when{font-family:var(--mono);font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--gold)}
.tl .when.next{color:var(--blue)}
.tl h3{font-size:24px;color:var(--white);margin:8px 0 10px}
.tl p{color:var(--text-2);font-size:16px;margin:0}
.tl .tag{display:inline-block;margin-top:14px;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;padding:3px 8px;border:1px solid var(--line-strong);color:var(--text-2)}
.tl .tag.flown{border-color:var(--gold);color:var(--gold)}
.tl .tag.next{border-color:var(--blue);color:var(--blue)}

/* company */
.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:clamp(24px,4vw,56px);margin-top:36px}
.cols h3{font-size:19px;color:var(--white);margin-bottom:10px}
.cols p{color:var(--text-2);font-size:16px}
.strap{margin-top:48px;padding:26px 28px;border:1px solid var(--line);background:var(--panel);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px}
.strap b{font-family:var(--display);font-weight:600;font-size:22px;color:var(--white);display:block}
.strap p{margin:6px 0 0;color:var(--text-2);font-size:15px}

/* contact */
.contact{background:radial-gradient(120% 90% at 50% 120%,rgba(30,46,120,.45),rgba(6,8,13,0) 60%)}
.contact .inner{text-align:center}
.contact h2{margin-left:auto;margin-right:auto}
.contact p{margin-left:auto;margin-right:auto}
.contact .actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:8px}

footer{border-top:1px solid var(--line);padding:36px var(--gutter);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--text-3)}
footer img{height:40px;width:auto}
footer .r{text-transform:uppercase}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.hero .cue i{animation:none}.hero.h2>img,.hero.h2 .txt{transition:none}}

/* ── subpages (added 2026-09-26; built from the home page's own tokens) ── */
.nav li a[aria-current="page"]{color:var(--white)}
@media (max-width:980px){.nav ul{gap:18px}.nav li a{font-size:12.5px}}
@media (max-width:860px){.nav li:not(:last-child){display:none}}
@media (max-width:720px){.nav ul{display:flex}}
.page-hero{padding:clamp(128px,15vw,180px) var(--gutter) clamp(56px,8vw,96px);background:radial-gradient(90% 70% at 80% 0%,rgba(30,46,120,.35),rgba(6,8,13,0) 70%)}
.page-hero h1{font-size:clamp(32px,4.4vw,58px);color:var(--white);max-width:20ch;margin:14px 0 20px}
.page-hero .lede{max-width:56ch}
.page-hero .actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.page-hero .ph-media img{width:100%;height:auto;border:1px solid var(--line)}
.inner.narrow>*{max-width:820px}
.prose p{color:var(--text-2)}
.prose strong{color:var(--white);font-weight:600}
.fig{margin:0}
.fig img{width:100%;height:auto;border:1px solid var(--line)}
.more{display:inline-flex;gap:8px;align-items:center;margin-top:8px;font-family:var(--mono);font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--blue)}
.more:hover{color:var(--white);text-decoration:none}
.block .inner>.more{margin-top:28px}
.rows{margin-top:28px}
.rows .row{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(28px,5vw,72px);align-items:center;padding:clamp(28px,4vw,48px) 0;border-top:1px solid var(--line)}
.rows .row:nth-child(even) .media{order:2}
.rows .row:not(:has(.media)){grid-template-columns:1fr}
.rows .media img{width:100%;height:auto;background:var(--black);border:1px solid var(--line)}
.rows h3{font-size:clamp(22px,2.2vw,30px);color:var(--white);margin:8px 0 12px}
.rows .copy p{color:var(--text-2)}
@media (max-width:760px){.rows .row{grid-template-columns:1fr}.rows .row:nth-child(even) .media{order:0}.rows .media{max-width:420px}}
.points{margin:28px 0 0;border-top:1px solid var(--line)}
.points .pt{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2.2fr);gap:clamp(16px,4vw,56px);padding:22px 0;border-bottom:1px solid var(--line)}
.points dt{font-family:var(--display);font-weight:600;font-size:19px;color:var(--white)}
.points dd{margin:0;color:var(--text-2);max-width:var(--measure)}
@media (max-width:640px){.points .pt{grid-template-columns:1fr;gap:6px}}
.faq{margin-top:24px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{cursor:pointer;font-family:var(--display);font-weight:600;font-size:18px;color:var(--white);list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);color:var(--gold)}
.faq details[open] summary::after{content:"−"}
.faq details p{color:var(--text-2);margin:12px 0 0}
.reserve{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px;margin-top:28px}
.reserve .fld{display:flex;flex-direction:column;gap:6px}
.reserve .fld.wide{grid-column:1/-1}
.reserve label{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-2)}
.reserve input,.reserve textarea{font:inherit;font-size:16px;color:var(--text);background:var(--panel);border:1px solid var(--line-strong);padding:12px 14px;border-radius:0}
.reserve input:focus,.reserve textarea:focus{outline:2px solid var(--gold);outline-offset:0;border-color:var(--gold)}
.reserve button{align-self:flex-start;cursor:pointer}
@media (max-width:640px){.reserve{grid-template-columns:1fr}}
footer{flex-direction:column;align-items:stretch}
footer .f-top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:28px}
footer .f-cols{display:flex;flex-wrap:wrap;gap:clamp(28px,5vw,72px)}
footer h4{margin:0 0 10px;font-family:var(--mono);font-weight:500;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--gold)}
footer .f-cols a{display:block;color:var(--text-2);text-transform:none;letter-spacing:.02em;font-size:13px;line-height:2}
footer .f-cols a:hover{color:var(--white)}
/* long-form guides */
.art h2{font-size:clamp(24px,2.6vw,34px);color:var(--white);margin:56px 0 18px}
.art h2:first-child{margin-top:0}
.art p{color:var(--text-2);font-size:18px;line-height:1.7}
.art p strong{color:var(--white);font-weight:600}
.art .fig{margin:28px 0 8px}
.art figcaption{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--text-3);margin-top:10px}
.art .more{margin:4px 0 8px}
/* guide tables: scroll inside their own box on a phone, never the page */
.art .tbl{margin:24px 0 8px;overflow-x:auto;border:1px solid var(--line)}
.art table{width:100%;border-collapse:collapse;font-size:15px;min-width:520px}
.art caption{caption-side:bottom;text-align:left;font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--text-3);padding:10px 14px}
.art th,.art td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line);color:var(--text-2);vertical-align:top}
.art thead th{font-family:var(--mono);font-weight:500;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--gold);background:var(--panel)}
.art tbody th{font-family:var(--display);font-weight:600;color:var(--white);white-space:nowrap}
.art tbody tr:last-child th,.art tbody tr:last-child td{border-bottom:0}
/* guide calculators */
.calc{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px 18px;margin:24px 0 8px;padding:22px;border:1px solid var(--line-strong);background:var(--panel)}
.calc .fld{display:flex;flex-direction:column;justify-content:flex-end;gap:6px}
.calc label{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--text-2)}
.calc input{font:inherit;font-size:16px;color:var(--text);background:var(--black);border:1px solid var(--line-strong);padding:10px 12px;border-radius:0;width:100%}
.calc input:focus{outline:2px solid var(--gold);outline-offset:0;border-color:var(--gold)}
.calc-out{grid-column:1/-1;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;border-top:1px solid var(--line);padding-top:18px}
.calc-out span{display:flex;flex-direction:column;gap:4px;font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--text-3)}
.calc-out b{font-family:var(--display);font-weight:600;font-size:24px;color:var(--white);letter-spacing:0}
@media (max-width:760px){.calc{grid-template-columns:1fr 1fr}.calc-out{grid-template-columns:1fr 1fr}}
/* page lists (Learn hub, related reading) */
.links{margin-top:28px;border-top:1px solid var(--line)}
.links .lk{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,2fr) auto;gap:clamp(16px,4vw,48px);align-items:baseline;padding:24px 0;border-bottom:1px solid var(--line);color:var(--text-2)}
.links .lk:hover{text-decoration:none;background:linear-gradient(90deg,rgba(61,139,255,.06),rgba(6,8,13,0))}
.links .lk b{font-family:var(--display);font-weight:600;font-size:20px;color:var(--white)}
.links .lk i{font-style:normal;color:var(--blue)}
@media (max-width:640px){.links .lk{grid-template-columns:1fr;gap:6px}.links .lk i{display:none}}
/* gallery: several views of one piece of hardware */
.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:clamp(16px,2.4vw,28px);margin-top:28px}
.gallery figure{margin:0}
.gallery img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;background:var(--black);border:1px solid var(--line)}
.gallery figcaption{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--text-3);margin-top:10px}
/* product video reel */
.reel{margin:28px 0 0}
.reel video{width:100%;height:auto;display:block;background:var(--black);border:1px solid var(--line)}
.reel figcaption{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--text-3);margin-top:10px}