/* ========================================
   Base Styles - Global Defaults
   ======================================== */

/* ==================== HTML & BODY ==================== */

html {
  font-size: 16px;
}

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-relaxed);
  color: var(--color-foreground);
  background-color: var(--color-background);
  overflow-x: hidden;
}

/* ==================== TYPOGRAPHY ==================== */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-foreground);
}

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);
}

p {
  margin-bottom: var(--spacing-4);
}

p:last-child {
  margin-bottom: 0;
}

/* Responsive Typography */
@media (min-width: 768px) {
  h1 {
    font-size: var(--font-size-5xl);
  }

  h2 {
    font-size: var(--font-size-4xl);
  }
}

@media (min-width: 1024px) {
  h1 {
    font-size: var(--font-size-6xl);
  }
}

/* ==================== LINKS ==================== */

a {
  color: var(--color-primary);
  transition: var(--transition-base);
}

a:hover {
  color: var(--color-primary-hover);
}

a:focus-visible {
  outline: 2px solid var(--color-ring);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ==================== CONTAINER ==================== */

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

@media (min-width: 768px) {
  .container {
    padding-left: var(--spacing-6);
    padding-right: var(--spacing-6);
  }
}

/* ==================== SECTIONS ==================== */

section {
  padding-top: var(--spacing-20);
  padding-bottom: var(--spacing-20);
}

/* ==================== UTILITIES ==================== */

/* Visually Hidden (for screen readers) */
.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;
}

/* Text Alignment */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

/* Flex Utilities */
.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.gap-4 {
  gap: var(--spacing-4);
}

.gap-6 {
  gap: var(--spacing-6);
}

.gap-8 {
  gap: var(--spacing-8);
}

/* Grid Utilities */
.grid {
  display: grid;
}

.grid-cols-1 {
  grid-template-columns: repeat(1, minmax(0, 1fr));
}

@media (min-width: 768px) {
  .grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* Opacity for images/overlays */
.opacity-30 {
  opacity: 0.3;
}

.opacity-50 {
  opacity: 0.5;
}

/* Object Fit */
.object-cover {
  object-fit: cover;
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

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

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

/* ==================== ANIMATIONS ==================== */

/* Fade In Animation */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

/* Slide Up Animation */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.slide-up {
  animation: slideUp 0.6s ease-out forwards;
}

/* Animation delays for staggered effects */
.delay-100 {
  animation-delay: 100ms;
}

.delay-200 {
  animation-delay: 200ms;
}

.delay-300 {
  animation-delay: 300ms;
}

.delay-400 {
  animation-delay: 400ms;
}

/* ==================== ACCESSIBILITY ==================== */

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

/* Skip to content link */
.skip-to-content {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: var(--color-primary-foreground);
  padding: var(--spacing-2) var(--spacing-4);
  text-decoration: none;
  border-radius: var(--radius-md);
  z-index: 9999;
}

.skip-to-content:focus {
  top: var(--spacing-2);
}

/* Text Highlight - Yellow/Gold emphasis */
.text-highlight {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}