:root {
  color-scheme: dark;
  --ink: #f7f2e8;
  --muted: #b9c2bd;
  --bg: #080a09;
  --panel: rgba(12, 18, 16, 0.68);
  --line: rgba(247, 242, 232, 0.18);
  --green: #7df3b2;
  --amber: #f2c66d;
  --red: #f06d6d;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  letter-spacing: 0;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
}

#signal-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(125, 243, 178, 0.1), transparent 30%),
    linear-gradient(135deg, #080a09 0%, #101513 48%, #15110d 100%);
}

.page-shell {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 100vh;
  grid-template-rows: auto 1fr;
  padding: clamp(20px, 4vw, 48px);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 44px;
}

.brand {
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
}

.status-dot {
  width: 12px;
  height: 12px;
  border: 2px solid rgba(125, 243, 178, 0.38);
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 28px rgba(125, 243, 178, 0.7);
}

.hero {
  align-self: center;
  width: min(880px, 100%);
  padding-block: 72px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--green);
  font-size: clamp(0.8rem, 2vw, 0.92rem);
  font-weight: 800;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  max-width: 10ch;
  font-size: clamp(4rem, 16vw, 10rem);
  line-height: 0.86;
  letter-spacing: 0;
}

.lede {
  max-width: 620px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 3vw, 1.45rem);
  line-height: 1.55;
}

.launch-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 36px;
  color: var(--ink);
}

.launch-row span {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 11px 14px;
  border-radius: 8px;
  font-size: 0.9rem;
  backdrop-filter: blur(14px);
}

.launch-row span:nth-child(2) {
  border-color: rgba(242, 198, 109, 0.35);
}

.launch-row span:nth-child(3) {
  border-color: rgba(240, 109, 109, 0.35);
}

@media (max-width: 640px) {
  .page-shell {
    padding: 18px;
  }

  .hero {
    padding-block: 56px;
  }

  h1 {
    font-size: clamp(3.25rem, 18vw, 5.75rem);
  }

  .launch-row {
    align-items: stretch;
    flex-direction: column;
  }
}