/*
 * Stylesheet
 *
 * Typography & structural rules only.
 * NO component styles. NO layout sections.
 * This file is imported by globals.css.
 *
 * Structure:
 * 1. Typography
 * 2. Structural Rules
 * 3. Utility Classes
 * 4. Animations
 */

/* ==========================================================================
   1. Typography
   ========================================================================== */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
  margin-top: 0;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--font-size-4xl);
}

h2 {
  font-size: var(--font-size-3xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

h5 {
  font-size: var(--font-size-lg);
}

h6 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
}

p {
  margin-top: 0;
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-normal);
}

small {
  font-size: var(--font-size-sm);
}

strong,
b {
  font-weight: var(--font-weight-bold);
}

/* Prevent orphans and widows in text blocks */
p,
li,
dd {
  orphans: 2;
  widows: 2;
}

/* Lists */
ul,
ol {
  margin-top: 0;
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

li {
  margin-bottom: var(--spacing-xs);
}

/* Blockquote */
blockquote {
  margin: 0 0 var(--spacing-md);
  padding-left: var(--spacing-lg);
  border-left: 3px solid var(--color-border);
  font-style: italic;
}

/* Code */
code {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
}

pre {
  margin-top: 0;
  margin-bottom: var(--spacing-md);
  overflow-x: auto;
}

pre code {
  font-size: var(--font-size-sm);
}

/* ==========================================================================
   2. Structural Rules
   ========================================================================== */

/* Focus styles for keyboard navigation */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==========================================================================
   3. Utility Classes
   ========================================================================== */

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

/* ==========================================================================
   4. Animations
   ========================================================================== */

/* Animations are added per project */