/* ============================================================
   NOVA USD — cinematic black & white system  ("cool as SpaceX")
   Display: Sora · Text: Geist · Data/labels: JetBrains Mono
   ============================================================ */

:root{
  --bg:        #000000;
  --surface:   #0a0a0b;
  --surface-2: #121214;
  --line:      #242427;
  --line-2:    #32323700;
  --line-hi:   #34343a;

  --fg:        #ffffff;
  --fg-2:      #d7d7da;   /* secondary — kept high, never washed-out */
  --fg-3:      #8b8b90;   /* labels / captions only */

  /* monochrome accent = white */
  --accent:     #ffffff;
  --accent-ink: #000000;

  --maxw: 1280px;
  --gut: 48px;

  --f-display: "Sora", system-ui, sans-serif;
  --f-text: "Geist", system-ui, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, monospace;

  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;

  --ease: cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;background:#000;scroll-behavior:smooth}
body{
  font-family:var(--f-text);
  background:var(--bg);
  color:var(--fg);
  line-height:1.55;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
::selection{background:#fff;color:#000}

.container{max-width:var(--maxw);margin:0 auto;padding:0 var(--gut)}
.section{padding:140px 0}
.section--tight{padding:104px 0}

/* ---- type ---- */
.eyebrow{
  font-family:var(--f-mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--fg-3);display:inline-flex;align-items:center;gap:11px;
}
.eyebrow::before{
  content:"";width:7px;height:7px;flex:none;background:var(--accent);
  clip-path:polygon(50% 0,58% 42%,100% 50%,58% 58%,50% 100%,42% 58%,0 50%,42% 42%);
}

h1,h2,h3{font-family:var(--f-display);font-weight:600;line-height:1;
  letter-spacing:.005em;text-transform:uppercase}
.display{
  font-family:var(--f-display);font-weight:700;text-transform:uppercase;
  font-size:clamp(44px,7.4vw,104px);line-height:.94;letter-spacing:.004em;
}
.display em{font-style:normal;color:var(--accent)}
.h2{font-size:clamp(30px,4.4vw,60px);line-height:1.0;letter-spacing:.006em;text-transform:uppercase}
.h3{font-size:clamp(19px,1.7vw,23px);letter-spacing:.02em;text-transform:uppercase}
.lede{font-family:var(--f-text);font-size:clamp(18px,1.55vw,21px);color:var(--fg-2);
  line-height:1.55;max-width:46ch;text-transform:none;text-wrap:pretty}
.mono{font-family:var(--f-mono)}
.tnum{font-variant-numeric:tabular-nums}

/* ---- buttons ---- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--f-mono);font-weight:500;font-size:12.5px;letter-spacing:.1em;
  text-transform:uppercase;height:52px;padding:0 26px;border-radius:var(--r-sm);
  border:1px solid transparent;cursor:pointer;
  transition:transform .25s var(--ease),background .25s,color .25s,border-color .25s;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn--primary,.btn--on-space,.btn--dark{background:#fff;color:#000;border-color:#fff}
.btn--primary:hover,.btn--on-space:hover,.btn--dark:hover{background:#d7d7da;border-color:#d7d7da}
.btn--ghost,.btn--ghost-space{background:transparent;color:#fff;border-color:rgba(255,255,255,.34)}
.btn--ghost:hover,.btn--ghost-space:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.btn .arr{transition:transform .3s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}

.starfill{display:inline-block;background:currentColor;
  clip-path:polygon(50% 0,58% 42%,100% 50%,58% 58%,50% 100%,42% 58%,0 50%,42% 42%)}

/* ============================================================
   NAV  (fixed, transparent over the cinematic hero)
   ============================================================ */
.nav{position:fixed;top:0;left:0;right:0;z-index:60;transition:background .3s,border-color .3s}
.nav::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(0,0,0,.7),rgba(0,0,0,0));opacity:1;transition:opacity .3s}
.nav.solid{background:rgba(0,0,0,.72);border-bottom:1px solid var(--line);
  backdrop-filter:blur(16px) saturate(140%);-webkit-backdrop-filter:blur(16px) saturate(140%)}
.nav.solid::before{opacity:0}
.nav__in{position:relative;display:flex;align-items:center;gap:38px;height:84px}
.nav__logo{height:19px;width:auto}
.nav__links{display:flex;gap:34px;margin-left:18px}
.nav__links a{font-family:var(--f-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:rgba(255,255,255,.72);transition:color .2s}
.nav__links a:hover{color:#fff}
.nav__right{margin-left:auto;display:flex;align-items:center;gap:14px}
.nav__right .btn{height:40px;font-size:11.5px;padding:0 18px}
@media(max-width:900px){.nav__links{display:none}}

/* ============================================================
   HERO — full-screen cosmic, earth-limb glow
   ============================================================ */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;
  background:#000;overflow:hidden}
.hero__bg{position:absolute;inset:0;z-index:0;pointer-events:none}
.hero__stars{position:absolute;inset:0;
  background-image:
    radial-gradient(1.6px 1.6px at 6% 14%,#fff,transparent),
    radial-gradient(1.3px 1.3px at 14% 42%,rgba(255,255,255,.85),transparent),
    radial-gradient(1.8px 1.8px at 22% 22%,#fff,transparent),
    radial-gradient(1.1px 1.1px at 30% 60%,rgba(255,255,255,.7),transparent),
    radial-gradient(1.5px 1.5px at 38% 10%,#fff,transparent),
    radial-gradient(1.2px 1.2px at 46% 34%,rgba(255,255,255,.8),transparent),
    radial-gradient(1.7px 1.7px at 54% 18%,#fff,transparent),
    radial-gradient(1.1px 1.1px at 60% 50%,rgba(255,255,255,.7),transparent),
    radial-gradient(1.5px 1.5px at 68% 26%,#fff,transparent),
    radial-gradient(1.2px 1.2px at 76% 12%,rgba(255,255,255,.8),transparent),
    radial-gradient(1.7px 1.7px at 82% 40%,#fff,transparent),
    radial-gradient(1.1px 1.1px at 90% 22%,rgba(255,255,255,.72),transparent),
    radial-gradient(1.4px 1.4px at 95% 54%,#fff,transparent),
    radial-gradient(1px 1px at 10% 70%,rgba(255,255,255,.6),transparent),
    radial-gradient(1px 1px at 34% 80%,rgba(255,255,255,.55),transparent),
    radial-gradient(1px 1px at 50% 66%,rgba(255,255,255,.5),transparent),
    radial-gradient(1px 1px at 72% 74%,rgba(255,255,255,.55),transparent),
    radial-gradient(1px 1px at 88% 68%,rgba(255,255,255,.5),transparent);
  -webkit-mask-image:linear-gradient(180deg,#000 0%,#000 55%,transparent 80%);
  mask-image:linear-gradient(180deg,#000 0%,#000 55%,transparent 80%);
}
/* planet limb: giant black disc with a crisp glowing rim */
.hero__rim{position:absolute;left:50%;bottom:-264vw;transform:translateX(-50%);
  width:300vw;height:300vw;border-radius:50%;background:#000;
  box-shadow:0 0 0 1.5px rgba(255,255,255,.5), 0 -2px 60px 8px rgba(255,255,255,.18);}
/* atmospheric haze rising from the horizon */
.hero__glow{position:absolute;left:50%;bottom:0;transform:translateX(-50%);
  width:150vw;height:46vh;
  background:radial-gradient(58% 100% at 50% 100%,rgba(255,255,255,.5) 0%,rgba(255,255,255,.14) 26%,rgba(255,255,255,0) 62%);
  filter:blur(3px)}
.hero__flare{position:absolute;right:12%;top:20%;width:120px;height:120px;color:#fff;opacity:.85;
  filter:drop-shadow(0 0 24px rgba(255,255,255,.8))}

.hero__inner{position:relative;z-index:3;width:100%;padding-bottom:clamp(90px,16vh,170px);padding-top:160px}
.hero__inner .display{margin:22px 0 0;max-width:16ch}
.hero__sub{margin-top:28px;font-size:clamp(17px,1.45vw,21px);color:var(--fg-2);max-width:50ch;line-height:1.55}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:40px}

/* floating live-peg chip */
.pegchip{position:absolute;z-index:3;top:108px;right:var(--gut);
  display:flex;align-items:center;gap:12px;padding:11px 16px;
  border:1px solid var(--line-hi);border-radius:999px;
  background:rgba(0,0,0,.4);backdrop-filter:blur(10px);
  font-family:var(--f-mono);font-size:12.5px;letter-spacing:.04em}
.pegchip__dot{width:7px;height:7px;border-radius:50%;background:#fff;
  box-shadow:0 0 0 0 rgba(255,255,255,.6);animation:pulse 2.6s infinite}
.pegchip b{font-weight:500}
.pegchip .lbl{color:var(--fg-3);letter-spacing:.14em}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,255,255,.55)}70%{box-shadow:0 0 0 7px rgba(255,255,255,0)}100%{box-shadow:0 0 0 0 rgba(255,255,255,0)}}
@media(max-width:620px){.pegchip{display:none}}

/* ============================================================
   STATS
   ============================================================ */
.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#000}
.stats__in{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:46px var(--gut);border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat__n{font-family:var(--f-display);font-weight:600;font-size:clamp(32px,3.6vw,50px);
  letter-spacing:.01em;line-height:1}
.stat__l{margin-top:12px;font-family:var(--f-mono);font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--fg-3)}
@media(max-width:760px){.stats__in{grid-template-columns:1fr 1fr}.stat{border-bottom:1px solid var(--line)}.stat:nth-child(2n){border-right:0}}

/* ============================================================
   SECTION HEADER
   ============================================================ */
.shead{max-width:840px}
.shead .h2{margin-top:24px}
.shead .lede{margin-top:26px;max-width:62ch}

/* ============================================================
   FEATURES
   ============================================================ */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);margin-top:64px}
.feat{background:#000;padding:42px 36px 48px;transition:background .3s}
.feat:hover{background:var(--surface)}
.feat__ix{font-family:var(--f-mono);font-size:12px;color:var(--fg-3);letter-spacing:.1em}
.feat__star{width:22px;height:22px;color:var(--accent);margin:20px 0 18px}
.feat h3{font-size:18px;letter-spacing:.03em}
.feat p{margin-top:12px;color:var(--fg-2);font-size:15.5px;line-height:1.55;text-transform:none;text-wrap:pretty}
@media(max-width:880px){.grid3{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.grid3{grid-template-columns:1fr}}

/* ============================================================
   RESERVES
   ============================================================ */
.dark-block{background:#000;position:relative;overflow:hidden}
.reserves__in{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.reserves__copy .h2{margin-top:22px}
.reserves__copy p{margin-top:22px;color:var(--fg-2);max-width:46ch;text-wrap:pretty}
.reserves__links{display:flex;gap:26px;margin-top:38px;flex-wrap:wrap}
.reserves__links a{font-family:var(--f-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;
  color:#fff;border-bottom:1px solid var(--line-hi);padding-bottom:5px;transition:border-color .2s}
.reserves__links a:hover{border-color:#fff}

.resv-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:34px}
.resv-card__head{display:flex;justify-content:space-between;align-items:baseline}
.resv-card__head b{font-family:var(--f-display);font-weight:600;font-size:15px;text-transform:uppercase;letter-spacing:.04em}
.resv-card__head small{font-family:var(--f-mono);font-size:11px;color:var(--fg-3);letter-spacing:.08em}
.resv-bar{display:flex;height:14px;overflow:hidden;margin:26px 0 24px;gap:2px}
.resv-bar i{display:block;height:100%}
.resv-row{display:flex;align-items:center;gap:13px;padding:13px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.resv-row:last-child{border-bottom:0}
.resv-row .dot{width:9px;height:9px;flex:none}
.resv-row .nm{color:var(--fg-2)}
.resv-row .pc{margin-left:auto;font-family:var(--f-mono);font-variant-numeric:tabular-nums;color:#fff}
@media(max-width:880px){.reserves__in{grid-template-columns:1fr;gap:48px}}

/* ============================================================
   USE CASES — SpaceX-style image tiles
   ============================================================ */
.tiles{display:grid;grid-template-columns:1fr 1fr;gap:2px;margin-top:64px;background:var(--line);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.tile{position:relative;min-height:480px;background:#050506;overflow:hidden;isolation:isolate}
.tile image-slot{position:absolute;inset:0;width:100%;height:100%;z-index:0}
/* hide empty image slots until real imagery is added (data-filled is set by image-slot.js) */
image-slot:not([data-filled]){display:none}
.tile::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(180deg,rgba(0,0,0,.1) 0%,rgba(0,0,0,0) 38%,rgba(0,0,0,.78) 100%)}
.tile__cap{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:40px 38px;pointer-events:none}
.tile__num{font-family:var(--f-mono);font-size:12px;color:rgba(255,255,255,.75);letter-spacing:.1em;margin-bottom:14px}
.tile__cap h3{font-size:clamp(22px,2.1vw,30px);letter-spacing:.02em}
.tile__cap p{margin-top:12px;color:var(--fg-2);font-size:15px;line-height:1.5;text-transform:none;max-width:42ch}
.tile__cap a{pointer-events:auto;display:inline-flex;align-items:center;gap:9px;margin-top:20px;white-space:nowrap;
  font-family:var(--f-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:#fff;
  border-bottom:1px solid rgba(255,255,255,.4);padding-bottom:4px;transition:border-color .2s}
.tile__cap a:hover{border-color:#fff}
.tile__cap a .arr{transition:transform .3s var(--ease)}
.tile__cap a:hover .arr{transform:translateX(4px)}
@media(max-width:760px){.tiles{grid-template-columns:1fr}.tile{min-height:420px}}

/* networks */
.nets{display:flex;flex-wrap:wrap;gap:10px;margin-top:42px}
.net{display:inline-flex;align-items:center;gap:10px;padding:11px 18px;border:1px solid var(--line-hi);
  border-radius:999px;font-family:var(--f-mono);font-size:12.5px;letter-spacing:.05em;color:var(--fg-2);
  transition:border-color .2s,color .2s}
.net:hover{border-color:#fff;color:#fff}
.net i{width:7px;height:7px;border-radius:50%;background:var(--accent)}

/* ============================================================
   DEVELOPERS
   ============================================================ */
.dev__in{display:grid;grid-template-columns:.92fr 1.08fr;gap:72px;align-items:center}
.dev__list{margin-top:34px;display:flex;flex-direction:column;gap:2px}
.dev__list div{display:flex;gap:15px;padding:17px 0;border-top:1px solid var(--line);align-items:flex-start}
.dev__list .starfill{width:12px;height:12px;color:var(--accent);margin-top:5px;flex:none}
.dev__list p{font-size:15.5px;color:var(--fg-2);text-transform:none}
.dev__list b{color:#fff;font-weight:600}
.code{background:var(--surface);border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line)}
.code__bar{display:flex;align-items:center;gap:8px;padding:15px 18px;border-bottom:1px solid var(--line)}
.code__bar i{width:11px;height:11px;border-radius:50%;background:var(--line-hi)}
.code__bar small{margin-left:auto;font-family:var(--f-mono);font-size:11.5px;color:var(--fg-3);letter-spacing:.06em}
.code pre{margin:0;padding:26px 24px;font-family:var(--f-mono);font-size:13.5px;line-height:1.95;
  color:var(--fg-2);overflow-x:auto}
.code .k{color:#fff;font-weight:500}.code .s{color:var(--fg-2)}.code .c{color:var(--fg-3)}
.code .n{color:#fff}.code .f{color:#fff}
@media(max-width:880px){.dev__in{grid-template-columns:1fr;gap:44px}}

/* ============================================================
   STEPS
   ============================================================ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:64px;border-top:1px solid var(--line)}
.step{padding:40px 32px 8px;border-right:1px solid var(--line)}
.step:last-child{border-right:0}
.step__n{font-family:var(--f-mono);font-size:12px;color:var(--fg-3);letter-spacing:.1em}
.step h3{font-size:20px;margin:18px 0 12px;letter-spacing:.03em}
.step p{color:var(--fg-2);font-size:15px;line-height:1.55;text-transform:none}
@media(max-width:760px){.steps{grid-template-columns:1fr}.step{border-right:0;border-bottom:1px solid var(--line)}}

/* ============================================================
   CTA — full-bleed cinematic
   ============================================================ */
.cta{position:relative;overflow:hidden;background:#000;isolation:isolate}
.cta image-slot{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.cta::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(180deg,rgba(0,0,0,.55),rgba(0,0,0,.78))}
.cta__in{position:relative;z-index:2;padding:180px 0;text-align:center}
.cta .display{font-size:clamp(40px,6.2vw,92px)}
.cta p{margin:28px auto 0;color:var(--fg-2);max-width:46ch;text-transform:none}
.cta__btns{display:flex;gap:14px;justify-content:center;margin-top:44px;flex-wrap:wrap}

/* ============================================================
   FOOTER
   ============================================================ */
.foot{background:#000;color:var(--fg-2);border-top:1px solid var(--line)}
.foot__top{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:52px;padding:80px 0 60px}
.foot__brand .logo{height:22px;margin-bottom:24px}
.foot__brand p{max-width:34ch;font-size:14px;color:var(--fg-3);line-height:1.65;text-transform:none}
.foot__col h4{font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--fg-3);margin-bottom:18px;font-weight:500}
.foot__col a{display:block;font-family:var(--f-mono);font-size:12.5px;letter-spacing:.04em;padding:7px 0;
  color:var(--fg-2);transition:color .2s}
.foot__col a:hover{color:#fff}
.foot__bot{border-top:1px solid var(--line);padding:28px 0 44px;display:flex;
  justify-content:space-between;gap:24px;flex-wrap:wrap;align-items:center}
.foot__bot small{font-family:var(--f-mono);font-size:11px;color:var(--fg-3);letter-spacing:.06em}
.foot__disc{padding:0 0 52px}
.foot__disc p{font-size:11.5px;color:var(--fg-3);line-height:1.65;text-transform:none}
@media(max-width:880px){.foot__top{grid-template-columns:1fr 1fr;gap:40px}}
@media(max-width:520px){.foot__top{grid-template-columns:1fr}}

/* ============================================================
   ENTRANCE ANIMATION
   ============================================================ */
@media(prefers-reduced-motion:no-preference){
  [data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
  [data-reveal].in{opacity:1;transform:none}
  [data-reveal-d="1"]{transition-delay:.09s}
  [data-reveal-d="2"]{transition-delay:.18s}
  [data-reveal-d="3"]{transition-delay:.27s}
}