:root {
  --bg: #07090c;
  --surface: #0c1015;
  --line: #20262e;
  --line-soft: #151a20;
  --text: #f4f6f8;
  --muted: #929aa5;
  --faint: #606873;
  --accent: #dce8f3;
  --green: #7bd9a6;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 75%);
}
.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.7'/%3E%3C/svg%3E");
}
.site-header, main, footer {
  width: min(calc(100% - 48px), var(--max));
  margin-inline: auto;
}
.site-header {
  height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line-soft);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--text);
  text-decoration: none;
  font-size: 15px;
  font-weight: 720;
  letter-spacing: .13em;
}
.logo-mark { width: 65px; height: 65px; flex: none; }
.status {
  color: var(--muted);
  font: 12px/1.2 "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  letter-spacing: .04em;
}
.status i {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  margin-right: 8px;
  box-shadow: 0 0 0 4px rgba(123,217,166,.08);
}
.hero { padding: 126px 0 120px; text-align: center; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--faint);
  font: 11px/1 "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  letter-spacing: .15em;
  font-weight: 600;
}
.eyebrow span {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--green);
}
h1 {
  max-width: 930px;
  margin: 26px auto 22px;
  font-size: clamp(46px, 6.2vw, 86px);
  line-height: .98;
  letter-spacing: -.055em;
  font-weight: 610;
}
h1 em {
  font-style: normal;
  color: #8f98a3;
}
.lede {
  max-width: 650px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}
.actions {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 34px;
  flex-wrap: wrap;
}
.button {
  min-height: 46px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  border: 1px solid var(--line);
  text-decoration: none;
  font-size: 13px;
  font-weight: 650;
  transition: .2s ease;
}
.button span { opacity: .7; }
.button.primary {
  color: #080b0f;
  background: var(--text);
  border-color: var(--text);
}
.button.primary:hover { transform: translateY(-2px); background: white; }
.button.secondary {
  color: var(--text);
  background: transparent;
}
.button.secondary:hover { background: var(--surface); border-color: #343b45; }
.terminal {
  max-width: 760px;
  margin: 80px auto 0;
  border: 1px solid var(--line);
  background: #090c10;
  text-align: left;
  box-shadow: 0 25px 80px rgba(0,0,0,.32);
}
.terminal-bar {
  height: 39px;
  border-bottom: 1px solid var(--line-soft);
  display: flex;
  align-items: center;
  padding: 0 14px;
  gap: 6px;
  color: var(--faint);
}
.terminal-bar > span { width: 7px; height: 7px; border-radius: 50%; background: #3b424a; }
.terminal-bar b {
  margin-left: auto; margin-right: auto; transform: translateX(-12px);
  font: 10px "IBM Plex Mono", monospace; letter-spacing: .08em; font-weight: 500;
}
.terminal-body {
  padding: 25px;
  color: #b8c1ca;
  font: 13px/2 "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
}
.muted { color: #66707b; }
.success { color: var(--green); }
.cursor {
  display: inline-block; width: 7px; height: 14px;
  background: #9ca5ae; vertical-align: -2px;
  animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.architecture {
  padding: 120px 0;
  border-top: 1px solid var(--line-soft);
}
.section-intro { max-width: 650px; }
h2 {
  margin: 18px 0;
  font-size: clamp(34px, 4.4vw, 58px);
  line-height: 1.02;
  letter-spacing: -.045em;
  font-weight: 600;
}
.section-intro p, .waitlist p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
  max-width: 590px;
}
.system-diagram {
  margin-top: 70px;
  border: 1px solid var(--line);
  background: rgba(12,16,21,.7);
  padding: 42px;
}
.diagram-row {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  color: #707985;
  font: 10px "IBM Plex Mono", monospace;
  letter-spacing: .1em;
}
.connector {
  height: 42px;
  width: 1px;
  margin: auto;
  background: linear-gradient(var(--line), #46505a);
}
.core {
  max-width: 720px;
  margin: auto;
  border: 1px solid #343c45;
  background: #0a0e13;
  padding: 25px;
}
.core-label {
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  margin-bottom: 18px;
}
.models { display: flex; flex-wrap: wrap; gap: 8px; }
.models span {
  padding: 9px 11px;
  border: 1px solid #2b333d;
  color: #c4cbd3;
  font: 10px "IBM Plex Mono", monospace;
  letter-spacing: .04em;
}
.models .roadmap { color: #747d88; border-style: dashed; }
.foundation {
  border: 1px solid #343c45;
  max-width: 720px;
  margin: auto;
  padding: 16px;
  text-align: center;
  color: #aeb7c1;
  font: 11px "IBM Plex Mono", monospace;
  letter-spacing: .13em;
}
.availability {
  padding: 110px 0;
  border-top: 1px solid var(--line-soft);
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 80px;
}
.status-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.status-card {
  border: 1px solid var(--line);
  padding: 26px;
  min-height: 220px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: rgba(12,16,21,.55);
}
.status-card small {
  color: var(--faint);
  font: 10px "IBM Plex Mono", monospace;
  letter-spacing: .13em;
  margin-bottom: 10px;
}
.status-card strong { font-size: 13px; letter-spacing: .01em; }
.roadmap-card strong { color: #929aa5; }
.waitlist {
  margin: 0 0 100px;
  padding: 62px;
  border: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  background: linear-gradient(120deg, rgba(20,25,31,.7), rgba(7,9,12,.8));
}
.waitlist h2 { margin-bottom: 0; }
.button.large { min-height: 52px; white-space: nowrap; }
footer {
  border-top: 1px solid var(--line-soft);
  min-height: 110px;
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--faint);
  font-size: 12px;
}
.footer-brand { color: var(--text); }
footer p { margin: 0 auto 0 0; }

@media (max-width: 800px) {
  .site-header, main, footer { width: min(calc(100% - 32px), var(--max)); }
  .hero { padding: 90px 0 85px; }
  .terminal { margin-top: 58px; }
  .architecture, .availability { padding: 80px 0; }
  .availability { grid-template-columns: 1fr; gap: 45px; }
  .waitlist { padding: 38px; flex-direction: column; align-items: flex-start; margin-bottom: 70px; }
  footer { flex-wrap: wrap; padding: 25px 0; gap: 14px; }
  footer p { width: 100%; order: 3; }
}
@media (max-width: 520px) {
  .site-header { height: 72px; }
  .status { display: none; }
  h1 { font-size: 47px; }
  .lede { font-size: 15px; }
  .system-diagram { padding: 24px 16px; }
  .diagram-row { flex-wrap: wrap; justify-content: center; }
  .status-grid { grid-template-columns: 1fr; }
  .terminal-body { padding: 19px; font-size: 11px; }
  .waitlist { padding: 28px 22px; }
  .button.large { width: 100%; }
}