body {
  background-color: var(--bg-dark);
  background-image: 
    linear-gradient(rgba(0, 245, 255, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 245, 255, 0.015) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center;
  color: var(--text-primary);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
  position: relative;
}

/* Ambient Background Lights (Glowing Orbs) */
body::before {
  content: '';
  position: absolute;
  top: 10%;
  left: 20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 245, 255, 0.08) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
  filter: blur(80px);
}

body::after {
  content: '';
  position: absolute;
  bottom: 20%;
  right: 15%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
  filter: blur(80px);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}

::selection {
  background-color: var(--primary);
  color: var(--bg-dark);
}

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--primary);
  box-shadow: 0 0 10px var(--primary);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: all var(--transition-base);
}

a:hover {
  color: var(--secondary);
  text-shadow: 0 0 10px rgba(0, 255, 204, 0.4);
}

ul, ol {
  list-style: none;
}

/* Utilities */
.container {
  width: 100%;
  max-width: var(--container-base);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container--narrow { max-width: var(--container-narrow); }
.container--wide { max-width: var(--container-wide); }

.gradient-text {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
  text-shadow: 0 0 30px rgba(0, 245, 255, 0.1);
}

.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border: 1px solid var(--glass-border);
}

.glow {
  box-shadow: 0 0 25px rgba(0, 245, 255, 0.2), 0 0 50px rgba(139, 92, 246, 0.1);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Spacing utilities */
.p-2 { padding: var(--space-4); }
.p-4 { padding: var(--space-8); }
.py-4 { padding-top: var(--space-8); padding-bottom: var(--space-8); }
.m-0 { margin: 0; }
.mb-1 { margin-bottom: var(--space-2); }
.mb-2 { margin-bottom: var(--space-4); }
.mb-4 { margin-bottom: var(--space-8); }
.mt-1 { margin-top: var(--space-2); }
.mt-2 { margin-top: var(--space-4); }
.mt-4 { margin-top: var(--space-8); }
.ml-2 { margin-left: var(--space-4); }
.pt-4 { padding-top: var(--space-8); }

/* Text utilities */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-sm { font-size: 0.85rem; }
.text-inherit { color: inherit; }
.block { display: block; }
.inline-block { display: inline-block; }
.no-underline { text-decoration: none; }

.text-mono {
  font-family: var(--font-mono);
  letter-spacing: 1px;
}

/* Layout utilities */
.w-full { width: 100%; }
.full-width { width: 100%; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.align-center { align-items: center; }
.cursor-pointer { cursor: pointer; }
.border-top { border-top: 1px solid var(--glass-border); }

/* Visual utilities */
.gradient-bg-1 { background: linear-gradient(135deg, rgba(0, 245, 255, 0.08), rgba(139, 92, 246, 0.08)); }
.gradient-bg-2 { background: linear-gradient(135deg, rgba(0, 255, 204, 0.08), rgba(0, 245, 255, 0.08)); }
.gradient-bg-3 { background: linear-gradient(135deg, rgba(139, 92, 246, 0.08), rgba(255, 0, 85, 0.08)); }

/* Glass card variant */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

/* Visual image */
.visual-img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  display: block;
}

.visual-card {
  overflow: hidden;
}

/* Typewriter cursor */
.typewriter__cursor {
  color: var(--primary);
  animation: blink 1s infinite;
  font-weight: 300;
}