/* ====================================
   Base Styles
   Typography, Core Elements
   ==================================== */

body {
  font-family: var(--font-body);
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-background-light);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: 0.02em;
}

h1 {
  font-size: var(--font-size-h1);
}

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

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

p {
  line-height: var(--line-height-relaxed);
}

/* Links */
a {
  color: var(--color-brand-primary);
  text-decoration: none;
  transition: color var(--duration-normal) var(--ease-smooth);
}

a:hover {
  color: var(--color-brand-mid);
}

a:focus-visible {
  outline: 2px solid var(--color-brand-primary);
  outline-offset: 4px;
}

/* Skip to content link (accessibility) */
.skip-to-content {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--color-brand-primary);
  color: var(--color-white);
  padding: var(--spacing-sm) var(--spacing-md);
  text-decoration: none;
  z-index: 100;
}

.skip-to-content:focus {
  top: 0;
}

/* Selection */
::selection {
  background-color: var(--color-brand-primary);
  color: var(--color-white);
}

::-moz-selection {
  background-color: var(--color-brand-primary);
  color: var(--color-white);
}