html,
body {
  margin: 0;
  padding: 0;
  font-family: "Segoe UI", sans-serif;
  background: #0a0a0a url("/circuit-pattern.svg") repeat;
  background-size: cover;
  color: #e0f0ff;
}

canvas#matrix-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  background: black;
  pointer-events: none;
}

.main-wrapper {
  position: relative;
  z-index: 10;
  max-width: 1200px;
  margin: 3rem auto;
  padding: 2rem;
  background: rgba(10, 10, 10, 0.92);
  border: 1px solid #00ffcc33;
  border-radius: 12px;
  box-shadow: 0 0 20px #00ffcc22;
  backdrop-filter: blur(4px);
}

h2 {
  color: #00ffcc;
  margin-top: 2rem;
}

.card,
.terminal {
  background: #111;
  padding: 1.5rem;
  border: 1px solid #00ffcc33;
  border-radius: 8px;
  margin-top: 1rem;
}

.glow-trace {
  position: absolute;
  width: 3px;
  height: 100%;
  background: linear-gradient(to bottom, #00ffcc, transparent);
  animation: trace 5s linear infinite;
  left: 0;
}
@keyframes trace {
  0% {
    top: -100%;
  }
  100% {
    top: 100%;
  }
}

.hidden {
  display: none;
}
.content-section {
  padding: 2rem;
}