/* ==========================================================================
   Base CSS — Typography & Foundational Styles
   ========================================================================== */

/* -------------------------------------------------------------------------
   Body
   ------------------------------------------------------------------------- */
body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-size: 16px;
  overflow-x: hidden;
}

/* -------------------------------------------------------------------------
   Selection
   ------------------------------------------------------------------------- */
::selection {
  background: rgba(79, 140, 255, 0.3);
  color: var(--white);
}

::-moz-selection {
  background: rgba(79, 140, 255, 0.3);
  color: var(--white);
}

/* -------------------------------------------------------------------------
   Headings
   ------------------------------------------------------------------------- */
h1 {
  font-size: var(--font-size-hero);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

h2 {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

h3 {
  font-size: var(--font-size-3xl);
  font-weight: 600;
  color: var(--text-primary);
}

h4 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--text-primary);
}

/* -------------------------------------------------------------------------
   Paragraph
   ------------------------------------------------------------------------- */
p {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  line-height: 1.7;
}

/* -------------------------------------------------------------------------
   Section Layout
   ------------------------------------------------------------------------- */
.section {
  padding: var(--section-padding) 5%;
  position: relative;
  overflow: hidden;
}

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

/* -------------------------------------------------------------------------
   Section Header Utilities
   ------------------------------------------------------------------------- */
.section-label {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: var(--space-md);
  display: block;
}

.section-title {
  margin-bottom: var(--space-lg);
}

.section-subtitle {
  max-width: 600px;
  color: var(--text-secondary);
}