:root {
  color-scheme: dark;
  --bg: #07110f;
  --text: #f4f8f5;
  --muted: #b8c9c0;
  --soft: rgba(244, 248, 245, 0.72);
  --line: rgba(244, 248, 245, 0.16);
  --panel: rgba(7, 17, 15, 0.52);
  --accent: #59e0b7;
  --accent-2: #f4c970;
  --shadow: rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 74% 16%, rgba(89, 224, 183, 0.18), transparent 30rem),
    radial-gradient(circle at 12% 84%, rgba(244, 201, 112, 0.13), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(rgba(244, 248, 245, 0.034) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 248, 245, 0.034) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 86%);
}

#signal-canvas {
  position: fixed;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
}

.site-shell {
  position: relative;
  z-index: 2;
  display: grid;
  min-height: 100vh;
  grid-template-rows: auto minmax(0, 1fr) auto;
  padding: clamp(20px, 4vw, 44px);
}

.topbar,
.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.88rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.72rem;
  color: var(--text);
  font-weight: 700;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid rgba(89, 224, 183, 0.52);
  border-radius: 8px;
  background: rgba(89, 224, 183, 0.1);
  box-shadow: 0 18px 52px var(--shadow);
  color: var(--accent);
  font-size: 0.82rem;
}

.status {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.62rem 0.88rem;
  background: rgba(244, 248, 245, 0.055);
  backdrop-filter: blur(18px);
}

.hero {
  align-self: center;
  width: min(760px, 100%);
  padding-block: clamp(70px, 13vh, 150px);
}

.eyebrow {
  width: fit-content;
  margin: 0 0 1.25rem;
  border: 1px solid rgba(244, 201, 112, 0.5);
  border-radius: 999px;
  padding: 0.52rem 0.74rem;
  background: rgba(244, 201, 112, 0.08);
  color: var(--accent-2);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

h1 {
  max-width: 11ch;
  margin: 0;
  color: var(--text);
  font-size: clamp(4rem, 14vw, 9.4rem);
  line-height: 0.86;
  letter-spacing: 0;
  text-wrap: balance;
}

.lead {
  max-width: 12ch;
  margin: 1.25rem 0 0;
  color: var(--text);
  font-size: clamp(1.75rem, 4.2vw, 3.6rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0;
}

.intro {
  max-width: 620px;
  margin: 1.35rem 0 0;
  color: var(--soft);
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.7;
}

.cta {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  margin-top: 2rem;
  border: 1px solid rgba(89, 224, 183, 0.72);
  border-radius: 8px;
  padding: 0.86rem 1.12rem;
  background: rgba(89, 224, 183, 0.14);
  box-shadow: 0 18px 52px rgba(89, 224, 183, 0.12);
  color: var(--text);
  font-weight: 700;
  text-decoration: none;
  transition:
    background 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.cta:hover,
.cta:focus-visible {
  border-color: var(--accent);
  background: rgba(89, 224, 183, 0.22);
  transform: translateY(-1px);
}

.footer {
  justify-content: flex-start;
}

@media (max-width: 680px) {
  .site-shell {
    padding: 18px;
  }

  .topbar {
    align-items: flex-start;
    gap: 1rem;
  }

  .status {
    max-width: 142px;
    text-align: right;
  }

  .hero {
    padding-block: 72px 84px;
  }

  h1 {
    font-size: clamp(3.5rem, 19vw, 5.8rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}