/* ============================================================
   ZERROW — Mission Control landing page
   Palette: NASA orange + bone on deep space
   ============================================================ */

:root {
  --bg: #0a0e1a;
  --bg-2: #0d1220;
  --panel: #131826;
  --panel-2: #1a1f2e;
  --line: #232a3d;
  --line-bright: #2f3852;
  --muted: #8a92a8;
  --muted-2: #5a6276;
  --bone: #f5f5f0;
  --bone-dim: #d8d8d0;
  --orange: #ff6b3d;
  --orange-deep: #e3552a;
  --orange-glow: rgba(255,107,61,.35);
  --amber: #f5b942;
  --green: #4ade80;
  --red: #ef4444;
  --cyan: #6bd1e0;

  --display: 'Space Grotesk', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;

  --maxw: 1280px;
  --rad: 4px;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  background: var(--bg);
  color: var(--bone);
  font-family: var(--display);
  font-feature-settings: "ss01", "ss02", "tnum";
  -webkit-font-smoothing: antialiased;
  line-height: 1.45;
}
a { color: inherit; text-decoration: none; }
::selection { background: var(--orange); color: #0a0e1a; }

/* Deep-space backdrop — subtle radial + grid + starfield */
body {
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(255,107,61,.10), transparent 70%),
    radial-gradient(ellipse 70% 50% at 80% 40%, rgba(107,209,224,.05), transparent 70%),
    linear-gradient(180deg, #0a0e1a, #070912 60%, #0a0e1a);
  background-attachment: fixed;
  position: relative;
}
body::before {
  content: "";
  position: fixed; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 30%, transparent 80%);
  z-index: 0;
}
body::after {
  /* tiny starfield via repeating radial dots */
  content: "";
  position: fixed; inset: 0;
  background-image:
    radial-gradient(1px 1px at 12% 18%, rgba(255,255,255,.7), transparent 60%),
    radial-gradient(1px 1px at 78% 9%, rgba(255,255,255,.5), transparent 60%),
    radial-gradient(1.2px 1.2px at 42% 84%, rgba(255,255,255,.6), transparent 60%),
    radial-gradient(1px 1px at 92% 62%, rgba(255,255,255,.4), transparent 60%),
    radial-gradient(1px 1px at 26% 71%, rgba(255,255,255,.45), transparent 60%),
    radial-gradient(1.2px 1.2px at 65% 32%, rgba(255,255,255,.55), transparent 60%),
    radial-gradient(1px 1px at 6% 52%, rgba(255,255,255,.35), transparent 60%),
    radial-gradient(1px 1px at 53% 12%, rgba(255,255,255,.5), transparent 60%);
  pointer-events: none;
  z-index: 0;
  opacity: .9;
}

main, .nav, .status-bar { position: relative; z-index: 1; }

/* ====================== TOP STATUS BAR ====================== */
.status-bar {
  background: #06090f;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--muted);
}
.status-bar__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 7px 24px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
}
.status-cluster { display: inline-flex; align-items: center; gap: 10px; }
.status-label { color: var(--muted); }
.status-label.muted { color: var(--muted-2); }
.status-val { color: var(--bone); font-variant-numeric: tabular-nums; }
.status-id { color: var(--orange); }
.status-sep { color: var(--muted-2); }
.status-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 3px rgba(74,222,128,.15), 0 0 12px rgba(74,222,128,.8);
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse { 0%,100% { opacity: 1 } 50% { opacity: .35 } }
.status-bars { display: inline-flex; gap: 2px; align-items: flex-end; height: 11px; }
.status-bars i {
  display: block; width: 3px; background: var(--green); opacity: .85;
}
.status-bars i:nth-child(1) { height: 30%; }
.status-bars i:nth-child(2) { height: 50%; }
.status-bars i:nth-child(3) { height: 70%; }
.status-bars i:nth-child(4) { height: 90%; }
.status-bars i:nth-child(5) { height: 100%; }
.status-pill {
  padding: 2px 8px;
  border: 1px solid rgba(74,222,128,.4);
  color: var(--green);
  border-radius: 2px;
  background: rgba(74,222,128,.06);
}

/* ====================== NAVIGATION ====================== */
.nav {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 22px 24px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
}
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--bone);
}
.brand__mark {
  color: var(--orange);
  display: inline-flex;
  filter: drop-shadow(0 0 8px var(--orange-glow));
}
.brand__word {
  font-family: var(--display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.02em;
}
.brand__word i { color: var(--orange); font-style: normal; }
.brand__sub {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--muted);
  letter-spacing: .12em;
  padding-left: 8px;
  border-left: 1px solid var(--line);
  margin-left: 4px;
}
.nav__links {
  display: inline-flex; gap: 28px; justify-self: center;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}
.nav__links a { transition: color .15s; }
.nav__links a:hover { color: var(--bone); }
.nav__cta { display: inline-flex; gap: 10px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  border-radius: 2px;
  border: 1px solid transparent;
  transition: all .15s ease;
  cursor: pointer;
  white-space: nowrap;
}
.btn--ghost {
  color: var(--bone);
  border-color: var(--line-bright);
  background: transparent;
}
.btn--ghost:hover { border-color: var(--bone); background: rgba(255,255,255,.04); }
.btn--primary {
  background: var(--orange);
  color: #0a0e1a;
  border-color: var(--orange);
  font-weight: 600;
  box-shadow: 0 0 0 0 var(--orange-glow);
}
.btn--primary:hover {
  background: var(--orange-deep);
  border-color: var(--orange-deep);
  box-shadow: 0 0 24px var(--orange-glow);
}
.btn--lg {
  padding: 16px 24px;
  font-size: 13px;
}

/* ====================== SECTION SCAFFOLDING ====================== */
.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}
.section-head {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: start;
  padding: 80px 0 40px;
  border-top: 1px solid var(--line);
  position: relative;
}
.section-head::before {
  /* T-minus tick mark */
  content: ""; position: absolute; top: -1px; left: 0;
  width: 80px; height: 2px; background: var(--orange);
}
.t-minus {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.t-minus__big {
  font-family: var(--display);
  font-weight: 600;
  font-size: 64px;
  letter-spacing: -0.04em;
  color: var(--bone);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.t-minus__big span { color: var(--orange); }
.t-minus__label { color: var(--muted); }
.section-title {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(36px, 4.2vw, 56px);
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 0 0 16px;
  text-wrap: balance;
}
.section-title em { color: var(--orange); font-style: italic; font-weight: 500; }
.section-kicker {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.section-kicker::before { content: "▸"; }
.section-lede {
  font-size: 18px;
  color: var(--muted);
  max-width: 60ch;
  margin: 0;
}

/* ====================== HERO ====================== */
.hero {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 56px 24px 96px;
  display: grid;
  grid-template-columns: 1fr 0.95fr;
  gap: 40px;
  align-items: stretch;
  position: relative;
}
.hero__left { padding-top: 24px; }
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,.02);
  margin-bottom: 28px;
}
.hero__eyebrow b { color: var(--orange); font-weight: 600; }
.hero__eyebrow::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 8px var(--orange);
}
.hero__title {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(44px, 5.6vw, 80px);
  letter-spacing: -0.045em;
  line-height: 0.98;
  margin: 0 0 28px;
  text-wrap: balance;
}
.hero__title em {
  font-style: italic;
  font-weight: 500;
  color: var(--orange);
}
.hero__title .stroke {
  -webkit-text-stroke: 1.5px var(--bone);
  color: transparent;
  font-style: italic;
  font-weight: 400;
}
.hero__sub {
  font-size: 18px;
  color: var(--muted);
  max-width: 52ch;
  margin: 0 0 36px;
  line-height: 1.55;
}
.hero__sub b { color: var(--bone-dim); font-weight: 500; }
.hero__cta { display: flex; gap: 12px; margin-bottom: 24px; flex-wrap: wrap; }
.hero__fineprint {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted-2);
  letter-spacing: .05em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.hero__fineprint::before {
  content: ""; width: 14px; height: 1px; background: var(--line-bright);
}

/* Hero stats strip below copy */
.hero__stats {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.hero__stat {
  padding: 18px 4px;
  border-right: 1px solid var(--line);
}
.hero__stat:last-child { border-right: 0; }
.hero__stat__num {
  font-family: var(--display);
  font-weight: 600;
  font-size: 32px;
  letter-spacing: -0.02em;
  color: var(--bone);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.hero__stat__num span { color: var(--orange); }
.hero__stat__lbl {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 8px;
}

/* ====================== HERO — LAUNCHPAD ====================== */
.launchpad {
  position: relative;
  background:
    radial-gradient(ellipse 70% 50% at 50% 100%, rgba(255,107,61,.25), transparent 70%),
    linear-gradient(180deg, var(--panel) 0%, #0c111d 100%);
  border: 1px solid var(--line);
  border-radius: var(--rad);
  overflow: hidden;
  min-height: 640px;
  display: flex;
  flex-direction: column;
}
.launchpad__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(0,0,0,.25);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--muted);
}
.launchpad__head .left { display: flex; gap: 14px; align-items: center; }
.launchpad__head .right { display: flex; gap: 14px; align-items: center; }
.launchpad__head b { color: var(--bone); font-weight: 500; letter-spacing: .15em; }
.launchpad__lights { display: inline-flex; gap: 5px; }
.launchpad__lights i {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 6px currentColor;
}
.launchpad__lights i.amber { background: var(--amber); color: var(--amber); }
.launchpad__lights i.red { background: var(--red); color: var(--red); }
.launchpad__lights i.green { color: var(--green); }

/* Main viewport — sky + rocket */
.launchpad__viewport {
  position: relative;
  flex: 1;
  overflow: hidden;
  background:
    linear-gradient(180deg, transparent 0%, transparent 60%, rgba(255,107,61,.05) 100%);
}
.viewport-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,107,61,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,107,61,.06) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: linear-gradient(180deg, transparent, #000 30%, #000 80%, transparent);
}
.viewport-crosshair {
  position: absolute; left: 50%; top: 50%;
  width: 60px; height: 60px;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(255,107,61,.35);
  border-radius: 50%;
  pointer-events: none;
}
.viewport-crosshair::before, .viewport-crosshair::after {
  content: ""; position: absolute; background: rgba(255,107,61,.5);
}
.viewport-crosshair::before {
  left: -14px; right: -14px; top: 50%; height: 1px;
}
.viewport-crosshair::after {
  top: -14px; bottom: -14px; left: 50%; width: 1px;
}

/* Inbox counter overlay top-left */
.viewport-counter {
  position: absolute; top: 18px; left: 18px;
  border: 1px solid var(--line);
  background: rgba(6,9,15,.85);
  backdrop-filter: blur(6px);
  padding: 10px 14px;
  border-radius: var(--rad);
  font-family: var(--mono);
  z-index: 4;
}
.viewport-counter__lbl {
  font-size: 9px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 4px;
}
.viewport-counter__num {
  font-family: var(--display);
  font-weight: 600;
  font-size: 36px;
  letter-spacing: -0.03em;
  color: var(--bone);
  font-variant-numeric: tabular-nums;
  line-height: 1;
  transition: color .4s;
}
.viewport-counter__num.zero { color: var(--orange); }
.viewport-counter__delta {
  font-size: 10px; color: var(--red); margin-top: 4px;
  letter-spacing: .05em;
}
.viewport-counter__delta.zero { color: var(--green); }

/* Right-side telemetry stack */
.viewport-telemetry {
  position: absolute; top: 18px; right: 18px;
  display: flex; flex-direction: column; gap: 6px;
  z-index: 4;
  font-family: var(--mono);
  min-width: 160px;
  max-width: 180px;
}
.tele-row {
  display: flex; justify-content: space-between; gap: 10px;
  padding: 6px 10px;
  background: rgba(6,9,15,.85);
  backdrop-filter: blur(6px);
  border: 1px solid var(--line);
  font-size: 10px;
  letter-spacing: .06em;
  border-radius: var(--rad);
  align-items: baseline;
  white-space: nowrap;
}
.tele-row .k { color: var(--muted); text-transform: uppercase; flex-shrink: 0; }
.tele-row .v { color: var(--bone); font-variant-numeric: tabular-nums; text-align: right; }
.tele-row .v.green { color: var(--green); }
.tele-row .v.amber { color: var(--amber); }
.tele-row .v.orange { color: var(--orange); }

/* Rocket itself */
.rocket-wrap {
  position: absolute;
  left: 50%;
  bottom: 80px;
  transform: translateX(-50%);
  width: 120px;
  z-index: 3;
  transition: transform 1.6s cubic-bezier(.5,0,.2,1);
}
/* Liftoff — rocket clears the top of the viewport */
.rocket-wrap.phase-liftoff,
.rocket-wrap.lifted {
  transform: translate(-50%, -140%);
}
.rocket {
  width: 100%;
  position: relative;
  animation: rocketShake .25s infinite;
}
.rocket-wrap.phase-ignition .rocket { animation: rocketShake .12s infinite; }
.rocket-wrap.phase-liftoff  .rocket { animation: rocketShake .08s infinite; }
@keyframes rocketShake {
  0%,100% { transform: translateX(0); }
  25% { transform: translateX(-0.5px); }
  75% { transform: translateX(0.5px); }
}

/* Exhaust plume — narrow vertical column with white-hot core */
.exhaust {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) scaleY(.15);
  transform-origin: top center;
  width: 32px;
  height: 200px;
  pointer-events: none;
  opacity: 0;
  transition: opacity .6s ease-out, transform .6s ease-out;
}
.rocket-wrap.phase-ignition .exhaust {
  opacity: 1;
  transform: translateX(-50%) scaleY(1);
}
.rocket-wrap.phase-liftoff .exhaust {
  opacity: 1;
  transform: translateX(-50%) scaleY(1.6);
}
/* Orange sheath — wider, wraps the white jet */
.exhaust__core {
  position: absolute;
  inset: 0 -8px;
  background: linear-gradient(180deg,
    rgba(255,220,140,.95) 0%,
    rgba(255,140,50,.95) 25%,
    rgba(255,90,30,.85) 60%,
    rgba(200,50,20,.5) 90%,
    transparent 100%);
  clip-path: polygon(42% 0%, 58% 0%, 80% 100%, 20% 100%);
  filter: blur(3px);
  animation: exhaustFlicker .08s infinite;
}
/* White-hot inner jet — near vertical, barely tapered */
.exhaust__jet {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
    rgba(255,255,255,1) 0%,
    rgba(255,250,220,1) 40%,
    rgba(255,230,170,.9) 75%,
    rgba(255,200,120,.5) 95%,
    transparent 100%);
  clip-path: polygon(40% 0%, 60% 0%, 65% 100%, 35% 100%);
  filter: blur(.6px);
  animation: exhaustFlicker .06s infinite;
}
/* Warm halo glow at the nozzle */
.exhaust__halo {
  position: absolute;
  inset: -18px -36px auto -36px;
  height: 90px;
  background: radial-gradient(ellipse 55% 70% at 50% 20%,
    rgba(255,150,70,.7) 0%, rgba(255,90,40,.25) 45%, transparent 75%);
  filter: blur(12px);
}
.rocket-wrap.phase-liftoff .exhaust__core,
.rocket-wrap.phase-liftoff .exhaust__jet {
  animation-duration: .05s;
}
@keyframes exhaustFlicker {
  0%,100% { opacity: 1; transform: scaleX(1); }
  50% { opacity: .88; transform: scaleX(.94); }
}

/* Smoke at base — defined billowing cloud puffs */
.smoke {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: 380px;
  height: 110px;
  z-index: 2;
  pointer-events: none;
}
.smoke i {
  position: absolute;
  bottom: 0;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: radial-gradient(circle at 45% 38%,
    rgba(255,250,245,.98) 0%,
    rgba(225,220,215,.85) 40%,
    rgba(150,145,140,.45) 75%,
    rgba(90,85,82,.1) 95%,
    transparent 100%);
  filter: blur(1.2px);
  animation: smokeDrift 4s infinite ease-out;
  opacity: 0;
}
.rocket-wrap.phase-ignition ~ .smoke i,
.phase-ignition .smoke i {
  animation-duration: 2.2s;
}
.phase-liftoff .smoke i {
  animation-duration: 1.4s;
}
.smoke i:nth-child(1)  { left: 30%; bottom: 0;   width: 120px;height: 120px;animation-delay: 0s;   }
.smoke i:nth-child(2)  { left: 18%; bottom: 6px; width: 90px; height: 90px; animation-delay: .25s; }
.smoke i:nth-child(3)  { left: 52%; bottom: 4px; width: 110px;height: 110px;animation-delay: .5s;  }
.smoke i:nth-child(4)  { left: 42%; bottom: 28px;width: 85px; height: 85px; animation-delay: .75s; }
.smoke i:nth-child(5)  { left: 64%; bottom: 18px;width: 95px; height: 95px; animation-delay: 1s;   }
.smoke i:nth-child(6)  { left: 8%;  bottom: 14px;width: 70px; height: 70px; animation-delay: 1.25s;}
.smoke i:nth-child(7)  { left: 78%; bottom: 8px; width: 78px; height: 78px; animation-delay: 1.5s; }
.smoke i:nth-child(8)  { left: 2%;  bottom: 30px;width: 42px; height: 42px; animation-delay: 1.75s;}
.smoke i:nth-child(9)  { left: 92%; bottom: 26px;width: 46px; height: 46px; animation-delay: 2s;   }
.smoke i:nth-child(10) { left: 46%; bottom: 52px;width: 60px; height: 60px; animation-delay: 2.25s;}
/* Inner puffs catch warm underglow from the flame */
.smoke i:nth-child(1),
.smoke i:nth-child(3),
.smoke i:nth-child(4) {
  background: radial-gradient(circle at 50% 70%,
    rgba(255,200,140,.55) 0%,
    rgba(250,245,240,.92) 30%,
    rgba(220,215,210,.8) 55%,
    rgba(140,135,130,.35) 80%,
    transparent 100%);
}
@keyframes smokeDrift {
  0%   { transform: translate(0,10px) scale(.4); opacity: 0; }
  15%  { opacity: .9; }
  60%  { opacity: .7; }
  100% { transform: translate(var(--sx,0), -40px) scale(1.8); opacity: 0; }
}
.smoke i:nth-child(odd)  { --sx: -22px; }
.smoke i:nth-child(even) { --sx:  22px; }

/* Sparks — small bright embers riding the flame */
.sparks {
  position: absolute;
  bottom: 70px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 80px;
  z-index: 3;
  pointer-events: none;
  opacity: 0;
  transition: opacity .4s ease-out;
}
.rocket-wrap.phase-ignition ~ .sparks,
.phase-ignition .sparks,
.phase-liftoff .sparks { opacity: 1; }
.sparks b {
  position: absolute;
  bottom: 0;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #ffb060;
  box-shadow: 0 0 4px #ff8030;
  animation: sparkRise 1.4s infinite ease-out;
}
.sparks b:nth-child(1) { left: 20%; animation-delay: 0s;   }
.sparks b:nth-child(2) { left: 45%; animation-delay: .3s;  }
.sparks b:nth-child(3) { left: 70%; animation-delay: .6s;  }
.sparks b:nth-child(4) { left: 35%; animation-delay: .9s;  }
.sparks b:nth-child(5) { left: 60%; animation-delay: 1.1s; }
@keyframes sparkRise {
  0%   { transform: translateY(0) scale(1);   opacity: 0; }
  15%  { opacity: 1; }
  100% { transform: translateY(60px) scale(.4); opacity: 0; }
}


/* Launchpad base */
.pad-base {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 90px;
  background: linear-gradient(180deg, transparent 0%, #06090f 40%);
  z-index: 1;
  pointer-events: none;
}
.pad-base::before {
  content: ""; position: absolute;
  left: 50%; bottom: 30px; transform: translateX(-50%);
  width: 280px; height: 6px;
  background: linear-gradient(90deg, transparent, var(--line-bright), transparent);
}
.pad-base::after {
  content: ""; position: absolute;
  left: 50%; bottom: 0; transform: translateX(-50%);
  width: 360px; height: 30px;
  background:
    repeating-linear-gradient(90deg,
      var(--line-bright) 0,
      var(--line-bright) 12px,
      transparent 12px,
      transparent 24px);
  opacity: .6;
}

/* Bottom telemetry strip */
.launchpad__foot {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  background: rgba(0,0,0,.3);
}
.foot-cell {
  padding: 12px 14px;
  border-right: 1px solid var(--line);
  font-family: var(--mono);
}
.foot-cell:last-child { border-right: 0; }
.foot-cell .k {
  font-size: 9px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
}
.foot-cell .v {
  font-family: var(--display);
  font-weight: 600;
  font-size: 20px;
  color: var(--bone);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  margin-top: 4px;
  display: flex; align-items: baseline; gap: 6px;
}
.foot-cell .v small {
  font-family: var(--mono);
  font-weight: 400;
  font-size: 10px;
  color: var(--muted);
  letter-spacing: .1em;
}
.foot-cell .v.green { color: var(--green); }
.foot-cell .v.orange { color: var(--orange); }

/* ====================== FEATURES (T-3) ====================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin: 0 0 96px;
}
.feature {
  background: var(--bg);
  padding: 32px 28px 36px;
  position: relative;
  transition: background .15s;
}
.feature:hover { background: var(--panel); }
.feature__num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--orange);
  letter-spacing: .2em;
  margin-bottom: 24px;
  display: flex; align-items: center; gap: 10px;
}
.feature__num::after {
  content: ""; flex: 1; height: 1px; background: var(--line);
}
.feature__title {
  font-family: var(--display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
  color: var(--bone);
  line-height: 1.2;
}
.feature__body {
  font-size: 14.5px;
  color: var(--muted);
  margin: 0;
  line-height: 1.6;
}
.feature__body code {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--bone);
  background: var(--panel-2);
  padding: 1px 6px;
  border-radius: 2px;
}

/* ====================== HOW IT WORKS (T-2) ====================== */
.flight-sequence {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 0 0 96px;
  position: relative;
}
.flight-sequence::before {
  content: ""; position: absolute;
  top: 64px; left: 8%; right: 8%; height: 1px;
  background: repeating-linear-gradient(90deg, var(--orange) 0, var(--orange) 8px, transparent 8px, transparent 16px);
  opacity: .5;
  z-index: 0;
}
.step {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--rad);
  padding: 28px;
  z-index: 1;
}
.step__head {
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 24px;
}
.step__dot {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--orange);
  display: inline-flex;
  align-items: center; justify-content: center;
  font-family: var(--display);
  font-weight: 600;
  font-size: 22px;
  color: var(--orange);
  position: relative;
}
.step__dot::after {
  content: ""; position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1px solid rgba(255,107,61,.25);
}
.step__title {
  font-family: var(--display);
  font-weight: 600;
  font-size: 24px;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
  color: var(--bone);
}
.step__body {
  font-size: 14.5px;
  color: var(--muted);
  margin: 0 0 20px;
  line-height: 1.55;
}
.step__demo {
  font-family: var(--mono);
  font-size: 11px;
  border-top: 1px dashed var(--line);
  padding-top: 16px;
  color: var(--muted);
  display: flex; flex-direction: column; gap: 10px;
  line-height: 1.5;
}
.step__demo .ln {
  display: grid;
  grid-template-columns: 12px 1fr;
  gap: 8px;
  align-items: start;
}
.step__demo .ln::before {
  content: "›"; color: var(--orange);
  line-height: inherit;
}
.step__demo .ln b { color: var(--bone); font-weight: 500; }
.step__demo .ln span { min-width: 0; word-break: break-word; }
.step__demo .ok { color: var(--green); }

/* ====================== FAQ (T-1) ====================== */
.faq {
  margin: 0 0 96px;
  border-top: 1px solid var(--line);
}
.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 0;
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 28px 0;
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: 24px;
  align-items: center;
  font-family: var(--display);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.015em;
  color: var(--bone);
  transition: color .15s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--orange); }
.faq-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .15em;
  color: var(--muted);
}
.faq-toggle {
  width: 32px; height: 32px;
  border: 1px solid var(--line-bright);
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--bone);
  font-family: var(--mono);
  font-size: 14px;
  transition: all .2s;
}
.faq-item[open] .faq-toggle {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--bg);
  transform: rotate(45deg);
}
.faq-body {
  padding: 0 0 32px 84px;
  max-width: 70ch;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.65;
}
.faq-body b { color: var(--bone-dim); font-weight: 500; }

/* ====================== CTA (T-0 / LIFTOFF) ====================== */
.liftoff {
  margin: 80px 0 64px;
  padding: 88px 48px;
  border: 1px solid var(--line);
  background:
    radial-gradient(ellipse 60% 80% at 50% 100%, rgba(255,107,61,.2), transparent 70%),
    linear-gradient(180deg, var(--panel) 0%, #0c111d 100%);
  position: relative;
  overflow: hidden;
  text-align: center;
}
.liftoff::before {
  /* big T-00:00:00 watermark */
  content: "ZERO";
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--display);
  font-weight: 700;
  font-size: 380px;
  letter-spacing: -0.05em;
  color: rgba(255,107,61,.04);
  pointer-events: none;
  white-space: nowrap;
  line-height: 1;
}
.liftoff__kicker {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 24px;
  display: inline-flex; align-items: center; gap: 8px;
  position: relative;
}
.liftoff__kicker::before, .liftoff__kicker::after {
  content: ""; width: 24px; height: 1px; background: var(--orange);
}
.liftoff__title {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(48px, 6vw, 88px);
  letter-spacing: -0.045em;
  line-height: 1;
  margin: 0 0 24px;
  position: relative;
  text-wrap: balance;
}
.liftoff__title em { color: var(--orange); font-style: italic; font-weight: 500; }
.liftoff__sub {
  font-size: 18px;
  color: var(--muted);
  max-width: 50ch;
  margin: 0 auto 36px;
  position: relative;
}
.liftoff__cta { display: inline-flex; gap: 12px; position: relative; }
.liftoff__readout {
  margin-top: 40px;
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: .15em;
  text-transform: uppercase;
  position: relative;
}
.liftoff__readout b { color: var(--green); font-weight: 500; white-space: nowrap; }
.liftoff__readout > span { white-space: nowrap; }

/* ====================== FOOTER ====================== */
.footer {
  border-top: 1px solid var(--line);
  padding: 32px 0 40px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: .08em;
}
.footer__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 24px 32px;
  align-items: center;
  justify-content: space-between;
}
.footer__links { display: inline-flex; gap: 22px; flex-wrap: wrap; }
.footer__links a:hover { color: var(--bone); }
.footer__links a { white-space: nowrap; }
.footer__trail {
  font-family: var(--mono);
  letter-spacing: .12em;
  text-transform: uppercase;
  display: inline-flex; gap: 12px; align-items: center;
  white-space: nowrap;
}
.footer__trail span { color: var(--orange); }

/* ====================== RESPONSIVE ====================== */
@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 56px;
  }
  .hero__title { font-size: clamp(48px, 9vw, 72px); line-height: 1; }
  .launchpad { min-height: 560px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .flight-sequence { grid-template-columns: 1fr; }
  .flight-sequence::before { display: none; }
  .section-head { grid-template-columns: 1fr; gap: 16px; padding-top: 56px; }
  .section { padding: 0 20px; }
  .nav { grid-template-columns: auto auto; padding: 18px 20px; }
  .nav__links { display: none; }
  .viewport-counter { top: 12px; left: 12px; padding: 8px 10px; }
  .viewport-counter__num { font-size: 28px; }
  .viewport-telemetry { top: 12px; right: 12px; min-width: 140px; max-width: 160px; gap: 4px; }
  .tele-row { padding: 4px 8px; font-size: 9px; }
}
@media (max-width: 640px) {
  .nav { padding: 16px 16px; }
  .nav__cta .btn--ghost { display: none; }
  .section { padding: 0 16px; }
  .features-grid { grid-template-columns: 1fr; }
  .hero { padding: 40px 16px 56px; }
  .hero__title { font-size: clamp(40px, 12vw, 56px); letter-spacing: -0.03em; }
  .hero__stats { grid-template-columns: 1fr; }
  .hero__stat { border-right: 0; border-bottom: 1px solid var(--line); }
  .hero__stat:last-child { border-bottom: 0; }
  .hero__cta { flex-wrap: wrap; gap: 10px; }
  .hero__cta .btn { width: 100%; justify-content: center; }
  .liftoff { padding: 56px 24px; }
  .liftoff::before { font-size: 200px; }
  .faq-item summary { grid-template-columns: 40px 1fr auto; gap: 14px; font-size: 18px; }
  .faq-body { padding-left: 54px; }
  .footer__inner { grid-template-columns: 1fr; text-align: center; }
  .footer__links { justify-self: center; }
  .status-bar__inner { font-size: 10px; padding: 6px 12px; gap: 10px; }
  .t-minus__big { font-size: 48px; }

  /* Launchpad: keep instruments out of rocket's way on small screens */
  .launchpad { min-height: 480px; }
  .launchpad__viewport { min-height: 360px; }
  .viewport-counter { top: 10px; left: 10px; padding: 6px 9px; }
  .viewport-counter__lbl { font-size: 8px; margin-bottom: 2px; }
  .viewport-counter__num { font-size: 22px; }
  .viewport-counter__delta { font-size: 9px; margin-top: 2px; }
  .viewport-telemetry { top: 10px; right: 10px; min-width: 118px; max-width: 130px; gap: 3px; }
  .tele-row { padding: 3px 6px; font-size: 8px; letter-spacing: .04em; gap: 6px; }
  .rocket-wrap { transform: scale(0.78); transform-origin: bottom center; }
  .launchpad__foot { grid-template-columns: repeat(2, 1fr); }
  .launchpad__foot .foot-cell:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
}
@media (max-width: 420px) {
  .status-cluster:nth-child(2) { display: none; }
  .status-bar__inner { gap: 8px; padding: 6px 10px; }
  .hero__title { font-size: 44px; }
  .section-title { font-size: clamp(28px, 8vw, 38px); }
  .t-minus__big { font-size: 40px; }
  .nav { padding: 14px 14px; }
  .nav__cta .btn--primary { padding: 10px 12px; font-size: 12px; }
  .brand__word { font-size: 18px; }
  .launchpad__head { font-size: 10px; padding: 8px 12px; }
  .launchpad__viewport { min-height: 320px; }
  .rocket-wrap { transform: scale(0.65); }
  .viewport-counter__num { font-size: 20px; }
  .liftoff { padding: 48px 16px; }
  .liftoff::before { font-size: 160px; }
}



/* =========================================================
   DOWNRANGE TRACKING VIEW (post-liftoff)
   ========================================================= */
.launchpad__viewport.is-tracking {
  background:
    radial-gradient(ellipse 120% 90% at 50% 10%, #0a1430 0%, #04060f 70%, #02030a 100%);
}
.launchpad__viewport.is-tracking .viewport-grid,
.launchpad__viewport.is-tracking .viewport-crosshair,
.launchpad__viewport.is-tracking .rocket-wrap,
.launchpad__viewport.is-tracking .smoke,
.launchpad__viewport.is-tracking .sparks,
.launchpad__viewport.is-tracking .pad-base,
.launchpad__viewport.is-tracking .viewport-counter,
.launchpad__viewport.is-tracking .viewport-telemetry {
  opacity: 0 !important;
  transition: opacity .5s ease-out;
  pointer-events: none;
}
.tracking {
  position: absolute; inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity .7s ease-out;
  z-index: 4;
}
.launchpad__viewport.is-tracking .tracking { opacity: 1; }

/* Stars */
.tracking__sky { position: absolute; inset: 0; }
.tracking__sky i {
  position: absolute;
  width: 2px; height: 2px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 4px rgba(255,255,255,.7);
  animation: starTwinkle 3s infinite ease-in-out;
}
.tracking__sky i:nth-child(odd)  { animation-duration: 4.2s; }
.tracking__sky i:nth-child(3n)   { width: 1px; height: 1px; opacity: .6; }
.tracking__sky i:nth-child(5n)   { width: 3px; height: 3px; box-shadow: 0 0 6px rgba(255,210,160,.8); }
@keyframes starTwinkle {
  0%,100% { opacity: .35; }
  50%     { opacity: 1; }
}

/* Earth horizon */
.tracking__earth {
  position: absolute;
  left: 50%;
  bottom: -900px;
  width: 1100px; height: 1100px;
  margin-left: -550px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 30%, #2563a8 0%, #1b3f72 45%, #0c1e3d 75%, #06122a 100%);
  box-shadow:
    0 -20px 40px -10px rgba(120,180,255,.4),
    inset 0 60px 80px -40px rgba(180,220,255,.45);
}
.tracking__earth::after {
  content: "";
  position: absolute;
  left: 0; right: 0; top: -2px;
  height: 70px;
  background: linear-gradient(180deg,
    rgba(120,180,255,.55) 0%,
    rgba(80,140,220,.22) 50%,
    transparent 100%);
  filter: blur(8px);
  border-radius: 50%;
}

/* Trajectory arc SVG */
.tracking__arc {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
}
.tracking__arc-ghost {
  stroke: rgba(255,138,61,.45);
  stroke-width: 1.6;
  stroke-dasharray: 6 8;
}
.tracking__arc-live {
  stroke-width: 3;
  stroke-linecap: round;
  filter: drop-shadow(0 0 8px rgba(255,138,61,.85));
  stroke-dasharray: 900;
  stroke-dashoffset: 900;
  animation: arcDraw 28s ease-in-out infinite;
}
@keyframes arcDraw {
  0%   { stroke-dashoffset: 900; }
  60%  { stroke-dashoffset: 0; }
  90%  { stroke-dashoffset: 0; opacity: 1; }
  100% { stroke-dashoffset: 900; opacity: 1; }
}

.tracking__arc-live.tracking__arc-live--standby {
  animation: arcDrawStandby 180s linear infinite;
}
@keyframes arcDrawStandby {
  0%   { stroke-dashoffset: 900; opacity: 1; }
  95%  { stroke-dashoffset: 0;   opacity: 1; }
  100% { stroke-dashoffset: 0;   opacity: 1; }
}

/* Rocket rides the arc inside the SVG (animateMotion + mpath). */
.tracking__rocket {
  filter: drop-shadow(0 0 6px rgba(255,120,50,.7));
}


/* HUD overlays */
.tracking__hud {
  position: absolute;
  z-index: 5;
  font-family: var(--mono, "JetBrains Mono", monospace);
  font-size: 10px;
  letter-spacing: .08em;
  color: var(--bone, #f4ede0);
  background: rgba(8,12,24,.6);
  border: 1px solid rgba(255,138,61,.25);
  padding: 6px 9px;
  border-radius: 3px;
  backdrop-filter: blur(4px);
}
.tracking__hud--tl {
  top: 14px; left: 14px;
  display: flex; align-items: center; gap: 8px;
  text-transform: uppercase;
}
.tracking__hud--br {
  right: 14px; bottom: 14px;
  display: flex; flex-direction: column; gap: 4px;
  min-width: 150px;
}
.tracking__hud--br .tele-row { font-size: 10px; }
.tracking__dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--orange, #ff5a2e);
  box-shadow: 0 0 6px var(--orange, #ff5a2e);
  animation: trackPulse 1.2s infinite ease-in-out;
}
@keyframes trackPulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50%     { opacity: .35; transform: scale(.7); }
}

@media (max-width: 720px) {
  .tracking__hud--br { min-width: 120px; font-size: 9px; }
  .tracking__hud--tl { font-size: 9px; }
}

/* Attitude / pitch HUD (top-right) */
.tracking__hud--tr {
  top: 14px; right: 14px;
  display: flex; align-items: center; gap: 10px;
  min-width: 0;
}
.tracking__hud--tr .tele-row { font-size: 10px; }
.attitude {
  position: relative;
  width: 40px; height: 40px;
  flex-shrink: 0;
}
.attitude__ring { display: block; width: 100%; height: 100%; }
.attitude__needle {
  position: absolute;
  left: 50%; top: 50%;
  width: 2px; height: 16px;
  background: linear-gradient(180deg, var(--orange, #ff5a2e), rgba(255,138,61,.4));
  border-radius: 1px;
  transform-origin: 50% 100%;
  transform: translate(-50%, -100%) rotate(0deg);
  transition: transform .35s ease-out;
  box-shadow: 0 0 6px rgba(255,138,61,.7);
}
.attitude__needle::after {
  content: "";
  position: absolute;
  left: 50%; top: -3px;
  width: 6px; height: 6px;
  margin-left: -3px;
  background: var(--orange, #ff5a2e);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--orange, #ff5a2e);
}