/* ==========================================================================
   RESET & BASE TYPOGRAPHY
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  line-height: 1.6;
}

/* ==========================================================================
   AMBIENT BACKGROUND & GRID OVERLAY
   ========================================================================== */
.ambient-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background:
    radial-gradient(circle at 15% 50%, rgba(0, 240, 255, 0.06), transparent 50%),
    radial-gradient(circle at 85% 30%, rgba(255, 149, 0, 0.05), transparent 50%),
    radial-gradient(circle at 50% 100%, rgba(178, 102, 255, 0.05), transparent 50%);
}

.grid-overlay {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 100% 100% at 50% 0%, black 20%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 100% 100% at 50% 0%, black 20%, transparent 80%);
}

.wrap {
  position: relative;
  z-index: 2;
}

/* Base Section Padding (Fluid for Mobile -> Desktop) */
.section { 
  padding: clamp(60px, 10vw, 120px) clamp(24px, 5vw, 64px); 
  position: relative; 
}