body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
}

/* Scanline overlay */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.08) 2px,
    rgba(0, 0, 0, 0.08) 4px
  );
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  color: var(--text-primary);
}

h1 {
  font-size: var(--fs-2xl);
}

h2 {
  font-size: var(--fs-xl);
}

h3 {
  font-size: var(--fs-lg);
}

h4 {
  font-size: var(--fs-md);
}

p {
  color: var(--text-muted);
  line-height: 1.8;
}

/* Neon heading glow */
.neon-text {
  text-shadow:
    0 0 7px rgba(0, 240, 255, 0.6),
    0 0 20px rgba(0, 240, 255, 0.3),
    0 0 40px rgba(0, 240, 255, 0.1);
  color: var(--neon-cyan);
}

.neon-text-magenta {
  text-shadow:
    0 0 7px rgba(255, 0, 170, 0.6),
    0 0 20px rgba(255, 0, 170, 0.3),
    0 0 40px rgba(255, 0, 170, 0.1);
  color: var(--neon-magenta);
}

/* Section styling */
.section {
  padding: var(--space-3xl) var(--space-lg);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* Grid pattern background */
.grid-bg {
  background-image:
    linear-gradient(rgba(0, 240, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 240, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* Selection */
::selection {
  background: rgba(0, 240, 255, 0.2);
  color: var(--neon-cyan);
}

/* Scroll-triggered animations */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}

/* Subtle flicker animation */
@keyframes flicker {
  0%, 97%, 100% { opacity: 1; }
  98% { opacity: 0.95; }
  99% { opacity: 0.98; }
}

/* Screen flicker (very subtle) */
@keyframes screenFlicker {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.98; }
}