:root {
  /* Core Colors */
  --bg-primary: #050505;
  --bg-secondary: #111111;
  --text-primary: #f4f4f4;
  --text-secondary: #888888;
  --accent-teal: #3b7c70;
  --border-subtle: #222222;

  /* Typography */
  --font-primary: 'Manrope', sans-serif;
  
  /* Layout */
  --max-width: 1200px;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 8rem;
}

/* Resets & Foundation */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--accent-teal);
}

/* Reusable Components */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border: 1px solid var(--text-primary);
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn:hover {
  background: var(--text-primary);
  color: var(--bg-primary);
}

.section-spacer {
  padding: var(--spacing-xl) 0;
}