:root {
  --bg-1: #0b1018;
  --bg-2: #121a26;
  --bg-3: #1a2433;
  --text: #f3f6fb;
  --muted: #9aa4b3;
  --line: #8d96a3;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 20% 15%, rgba(141, 150, 163, 0.12), transparent 36%),
    radial-gradient(circle at 78% 80%, rgba(243, 246, 251, 0.07), transparent 34%),
    linear-gradient(150deg, var(--bg-1), var(--bg-2) 48%, var(--bg-3));
  color: var(--text);
  font-family: "JetBrains Mono", monospace;
}

body::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

#network-layer {
  position: fixed;
  inset: 0;
  z-index: 1;
}

#network-layer canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.hero {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: clamp(1.4rem, 3vw, 2rem) clamp(1.1rem, 3vw, 2.2rem);
}

.logo {
  width: min(560px, 90vw);
  filter: drop-shadow(0 10px 24px rgba(0, 0, 0, 0.45));
  margin-bottom: 0.8rem;
}

h1 {
  margin: 0;
  font-weight: 700;
  font-size: clamp(1rem, 2vw, 1.3rem);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text);
  line-height: 1;
}