/* ============================================================
   Tritonae v4 — Deep Field. Dark, photographic, sourced.
   ============================================================ */
:root{
  --bg:#05070b; --bg2:#0a0d14; --bg3:#0f141d;
  --ink:#f3f5f8; --dim:rgba(233,238,246,.62); --dim2:rgba(233,238,246,.42);
  --ac:#d9803f; --line:rgba(255,255,255,.12); --line2:rgba(255,255,255,.22);
  --max:1200px;
  --serif:"Iowan Old Style","Palatino Linotype",Georgia,serif;
  --sans:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --mono:Consolas,"SFMono-Regular","Liberation Mono",monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--ink);font:16.5px/1.65 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
p{margin:0}
::selection{background:rgba(217,128,63,.3)}
.wrap{width:min(var(--max),92vw);margin-inline:auto}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:var(--bg);padding:12px 18px;z-index:100}
.skip:focus{left:12px;top:12px}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.02em;line-height:1.1}
.display{font-family:var(--serif);font-weight:400;font-size:clamp(30px,4.6vw,58px)}
.display em{font-style:normal;color:var(--ac)}
.h2{font-family:var(--serif);font-weight:400;font-size:clamp(26px,3.4vw,44px)}
.mini{font:600 12px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--dim)}
.kick{display:flex;align-items:center;gap:12px;font:600 11.5px/1 var(--sans);letter-spacing:.22em;text-transform:uppercase;color:var(--ac);margin-bottom:18px}
.kick span{width:24px;height:1px;background:var(--ac);display:inline-block}
.sub,.lede{color:var(--dim);max-width:64ch;margin-top:16px}
.body,.prose p,.prose2{color:var(--dim);margin-top:14px;max-width:70ch}
.prose p+p{margin-top:12px}
.linkarrow{color:var(--ac);border-bottom:1px solid var(--ac);padding-bottom:3px;font-weight:600}
.note{color:var(--dim2);font-size:14.5px;margin-top:22px}
.fine{color:var(--dim2);font-size:13px;margin-top:14px;max-width:70ch}
.srcref{font:600 11px/1 var(--mono);color:var(--ac);vertical-align:2px;margin-left:3px}

/* header */
.hdr{position:sticky;top:0;z-index:50;background:rgba(5,7,11,.82);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hdr__in{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:11px;font:600 14px/1 var(--sans);letter-spacing:.26em;text-transform:uppercase}
.mark{width:26px;height:26px;color:var(--ac)}
.nav{display:flex;align-items:center;gap:22px}
.nav-link{font:500 13.5px/1 var(--sans);color:var(--dim);letter-spacing:.02em}
.nav-link:hover,.nav-link.is-on{color:var(--ink)}
.nav-link.is-on{border-bottom:1px solid var(--ac);padding-bottom:4px}
.nav-cta{font:600 11.5px/1 var(--sans);letter-spacing:.12em;text-transform:uppercase;border:1px solid var(--line2);padding:11px 16px;transition:.25s}
.nav-cta:hover{background:var(--ac);border-color:var(--ac);color:#0a0c11}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.burger i{width:24px;height:2px;background:var(--ink);display:block}
@media(max-width:1080px){
  .nav{position:fixed;inset:70px 0 auto 0;flex-direction:column;gap:0;background:var(--bg2);border-bottom:1px solid var(--line);padding:10px 6vw 22px;transform:translateY(-130%);transition:transform .3s;align-items:flex-start}
  .nav.open{transform:none}
  .nav-link{padding:15px 0;font-size:16px;border-bottom:1px solid var(--line);width:100%}
  .nav-cta{margin-top:16px}
  .burger{display:flex}
}

/* hero */
.hero{position:relative;min-height:92vh;display:flex;flex-direction:column;justify-content:center;overflow:hidden;padding:60px 0 0}
.hero__media{position:absolute;inset:0;z-index:0;background:url('img/artemis-pad.jpg') center/cover}
.slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transform:scale(1.08);animation:slide 21s infinite}
.slide.s1{animation-delay:0s}.slide.s2{animation-delay:7s}.slide.s3{animation-delay:14s}
@keyframes slide{0%{opacity:0}6%{opacity:1}28%{opacity:1}34%{opacity:0}100%{opacity:0}}
.hero__stars{position:absolute;inset:0;width:100%;height:100%}
.hero__veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,7,11,.72),rgba(5,7,11,.45) 45%,var(--bg))}
.hero__inner{position:relative;z-index:2;padding:40px 0}
.hero .display{font-size:clamp(34px,5.4vw,68px);margin-top:14px}
.hero__cta{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font:600 12px/1 var(--sans);letter-spacing:.2em;text-transform:uppercase;color:var(--ink)}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--ac);box-shadow:0 0 0 5px rgba(217,128,63,.15)}
.btn{display:inline-block;padding:15px 26px;background:var(--ac);color:#0a0c11;font:600 12.5px/1 var(--sans);letter-spacing:.1em;text-transform:uppercase;border:1px solid var(--ac)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line2)}
.btn:hover{filter:brightness(1.08)}
.hero__stats{position:relative;z-index:2;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;border-top:1px solid var(--line);padding:26px 0 34px;margin-top:20px}
.hero__stats b{font-family:var(--serif);font-size:clamp(30px,4vw,46px);font-weight:400;display:block}
.hero__stats span{font-size:13.5px;color:var(--dim);display:block;margin-top:4px;max-width:30ch}
@media(max-width:680px){.hero__stats{grid-template-columns:1fr;gap:14px}}

/* bands */
.band{position:relative;padding:clamp(64px,8vw,116px) 0;background:var(--bg)}
.band--dark{background:var(--bg)}.band--dark2{background:var(--bg2)}.band--ink{background:var(--bg2)}
.page-head{padding-top:clamp(80px,10vw,140px)}
.split{display:grid;grid-template-columns:230px 1fr;gap:36px;align-items:start}
@media(max-width:820px){.split{grid-template-columns:1fr;gap:14px}}

/* sector cards */
.scards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:44px}
@media(max-width:980px){.scards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.scards{grid-template-columns:1fr}}
.scard{border:1px solid var(--line);background:var(--bg3);padding:26px 24px 22px;border-top:3px solid var(--ac);transition:.25s;display:flex;flex-direction:column}
.scard:hover{transform:translateY(-4px);border-color:var(--line2)}
.scard__num{font:600 12px/1 var(--mono);letter-spacing:.16em;color:var(--ac)}
.scard h3{font-family:var(--serif);font-weight:400;font-size:26px;margin:12px 0 6px}
.scard p{color:var(--dim);font-size:14.5px}
.scard ul{list-style:none;padding:14px 0 0;margin:16px 0 0;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:7px}
.scard li{font-size:13.5px;color:var(--dim)}
.scard li::before{content:"—";color:var(--ac);margin-right:8px}
.scard__go{margin-top:auto;padding-top:18px;font:600 11.5px/1 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--ac)}

/* sector detail */
.sector{border-top:1px solid var(--line)}
.sector__head{position:relative;min-height:320px;display:flex;align-items:flex-end;padding:34px 0;background-size:cover;background-position:center}
.sector__veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,7,11,.5),rgba(5,7,11,.85))}
.sector__head .wrap{position:relative;z-index:2}
.sector__head h2{color:#fff}
.sector__num{font:600 13px/1 var(--mono);color:var(--ac);letter-spacing:.18em}
.sector__sub{color:rgba(255,255,255,.8);margin-top:8px;font-size:17px}
.sector__body{padding:44px 0 70px}
.sector__lede{font-family:var(--serif);font-size:clamp(20px,2.4vw,28px);max-width:60ch;line-height:1.4}
.cats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:26px}
@media(max-width:900px){.cats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.cats{grid-template-columns:1fr}}
.cat{border:1px solid var(--line);background:var(--bg3);padding:20px}
.cat h4{font-size:16px;margin-bottom:8px;color:var(--ink)}
.cat p{color:var(--dim);font-size:14.5px}

/* method */
.layers{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:24px}
@media(max-width:680px){.layers{grid-template-columns:1fr}}
.layer{border:1px solid var(--line);padding:20px;background:var(--bg3)}
.layer h3{font-size:15px;text-transform:uppercase;letter-spacing:.06em;color:var(--ac);margin-bottom:8px}
.layer p{color:var(--dim);font-size:14.5px}
.gates{list-style:none;padding:0;margin:26px 0 0;display:flex;flex-direction:column;gap:12px}
.gates li{color:var(--dim);padding-left:44px;position:relative;font-size:15px}
.gates b{position:absolute;left:0;top:0;font:600 12px/1.5 var(--mono);color:var(--ac)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;margin-top:38px;background:var(--line)}
@media(max-width:700px){.stats{grid-template-columns:1fr}}
.stat{background:var(--bg);padding:26px 24px;border-top:2px solid var(--ac)}
.stat b{font-family:var(--serif);font-weight:400;font-size:clamp(30px,4vw,46px);display:block}
.stat span{color:var(--dim);font-size:14px;display:block;margin-top:6px;max-width:34ch}

/* facts */
.facts{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
@media(max-width:700px){.facts{grid-template-columns:1fr}}
.fact{border:1px solid var(--line);background:var(--bg3);padding:26px;border-left:3px solid var(--ac)}
.fact b{font-family:var(--serif);font-weight:400;font-size:clamp(28px,3.6vw,44px);display:block}
.fact span{color:var(--dim);display:block;margin-top:8px}

/* robotics + cosmos cards */
.rcards,.ccards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media(max-width:760px){.rcards,.ccards{grid-template-columns:1fr}}
.rcard{border:1px solid var(--line);background:var(--bg3);padding:26px}
.rcard h3{font-family:var(--serif);font-weight:400;font-size:24px;margin-bottom:10px}
.rcard p{color:var(--dim)}
.rsrc{margin-top:14px;font-size:13px;color:var(--dim2)}
.ccard{border:1px solid var(--line);background:var(--bg3);overflow:hidden;display:flex;flex-direction:column}
.ccard__media{height:180px;background-size:cover;background-position:center}
.ccard__body{padding:22px 24px 24px}
.ccard .tag{font:600 11px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--ac)}
.ccard h3{font-family:var(--serif);font-weight:400;font-size:23px;margin:10px 0 10px}
.ccard p{color:var(--dim);font-size:14.5px}
.pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.pill{font-size:12.5px;border:1px solid color-mix(in srgb,var(--ac) 55%,transparent);color:var(--ac);padding:7px 11px;border-radius:2px}
.pill:hover{background:var(--ac);color:#0a0c11}

/* gallery */
.gallery-band{padding-bottom:0}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;margin-top:44px}
@media(max-width:900px){.gallery{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.gallery{grid-template-columns:1fr}}
.shot{position:relative;margin:0;aspect-ratio:4/3;overflow:hidden;background:#111}
.shot img{width:100%;height:100%;object-fit:cover;transform:scale(1.02);transition:transform .9s cubic-bezier(.2,.6,.2,1)}
.shot:hover img{transform:scale(1.07)}
.shot figcaption{position:absolute;inset:auto 0 0 0;padding:22px 20px 18px;background:linear-gradient(0deg,rgba(0,0,0,.85),transparent);color:#fff}
.shot figcaption span{display:block;font:600 10.5px/1 var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--ac);margin-bottom:6px}
.shot figcaption b{font-family:var(--serif);font-weight:400;font-size:20px}

/* photo band */
.band--photo{position:relative;overflow:hidden;background:#04050a}
.band--photo .photo{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.4}
.band--photo .wrap{position:relative;z-index:2}

/* table + timeline */
.tablewrap{overflow-x:auto;margin-top:26px}
.tbl{border-collapse:collapse;width:100%;min-width:640px}
.tbl th,.tbl td{text-align:left;padding:16px 18px;border-bottom:1px solid var(--line);font-size:14.5px}
.tbl th{font:600 11.5px/1 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--dim)}
.tbl td{color:var(--dim)}
.tbl td b{color:var(--ink)}
.tl{list-style:none;padding:0;margin:30px 0 0;position:relative}
.tl::before{content:"";position:absolute;left:44px;top:6px;bottom:6px;width:1px;background:var(--line2)}
.tl__i{display:grid;grid-template-columns:70px 24px 1fr;gap:14px;padding:16px 0;align-items:start}
.tl__y{font:600 13px/1 var(--mono);color:var(--ac);text-align:right;padding-top:5px}
.tl__d{width:11px;height:11px;border-radius:50%;background:var(--bg);border:2px solid var(--ac);margin:4px auto 0;position:relative;z-index:2}
.tl__i h3{font-size:17px;margin-bottom:5px}
.tl__i p{color:var(--dim);font-size:14.5px}

/* sources */
.band--sources{background:var(--bg3);border-top:1px solid var(--line)}
.srclist{list-style:none;padding:0;margin:26px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:10px 30px}
@media(max-width:760px){.srclist{grid-template-columns:1fr}}
.srclist li{display:flex;gap:12px;align-items:baseline;border-bottom:1px solid var(--line);padding-bottom:10px}
.srclist a{color:var(--dim);font-size:14.5px;border-bottom:1px solid transparent}
.srclist a:hover{color:var(--ink);border-color:var(--ac)}
.kind{font:600 11px/1 var(--mono);color:var(--ac);border:1px solid var(--line2);padding:3px 6px;flex:none}

/* contact + cta */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:40px}
@media(max-width:820px){.contact{grid-template-columns:1fr}}
.mail{display:inline-block;font-family:var(--serif);font-size:clamp(22px,3vw,34px);color:var(--ac);margin-top:10px}
.steps{list-style:none;padding:0;margin:12px 0 24px;display:flex;flex-direction:column;gap:12px}
.steps li{color:var(--dim);padding-left:38px;position:relative}
.steps b{position:absolute;left:0;font:600 12px/1.5 var(--mono);color:var(--ac)}
.band--cta{background:linear-gradient(180deg,var(--bg2),#030406);text-align:center}
.band--cta .display{margin-top:8px}
.band--cta .body{margin:20px auto 0}
.band--cta .fine{margin-inline:auto}

/* footer */
.ftr{border-top:1px solid var(--line);padding:50px 0 60px;background:var(--bg)}
.ftr__top{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.ftr__brand{display:flex;align-items:center;gap:10px;font:600 13px/1 var(--sans);letter-spacing:.24em;text-transform:uppercase}
.ftr__brand .mark{width:22px;height:22px}
.ftr__tag{color:var(--dim2);font-size:13.5px}
.ftr__links{display:flex;flex-wrap:wrap;gap:16px;margin:24px 0;font-size:14px;color:var(--dim)}
.ftr__links a:hover{color:var(--ac)}
.ftr__fine{color:var(--dim2);font-size:12.5px;max-width:80ch;margin-top:10px}
.ftr__year{color:var(--dim2);font-size:12.5px;margin-top:8px}

/* reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .slide{animation:none;opacity:1}.slide.s2,.slide.s3{display:none}
  .reveal{opacity:1;transform:none;transition:none}
}