/* css/styles.css */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');
@import url('./variables.css');
@import url('./components.css');

/* CSS Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-family-primary);
  color: var(--text-color);
  background-color: var(--color-white);
  line-height: 1.6;
  scroll-behavior: smooth;
}

body {
  color: var(--color-text-dark);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-primary-navy);
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: 3rem;
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-4);
}

h2 {
  font-size: 2.5rem;
  letter-spacing: -0.01em;
  margin-bottom: var(--spacing-4);
}

h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-3);
}

p {
  color: var(--color-text-secondary);
  font-size: 1.125rem;
  margin-bottom: var(--spacing-4);
}

.text-sm {
  font-size: 0.875rem;
}

/* Layout Utilities */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-5);
}

.section {
  padding: var(--spacing-20) 0;
}

.section-light {
  background-color: var(--color-bg-light);
}

.section-dark {
  background-color: var(--color-primary-navy);
  color: var(--color-white);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark p {
  color: var(--color-white);
}

.section-dark p {
  opacity: 0.8;
}

/* Grid System */
.grid {
  display: grid;
  gap: var(--spacing-8);
}

.grid-cols-1 { grid-template-columns: 1fr; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }

@media (max-width: 992px) {
  .grid-cols-3 { grid-template-columns: repeat(2, 1fr); }
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }
  .section { padding: var(--spacing-12) 0; }
}

@media (max-width: 768px) {
  .grid-cols-2, .grid-cols-3 { grid-template-columns: 1fr; }
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  .section { padding: var(--spacing-8) 0; }
  .container { padding: 0 var(--spacing-4); }
}

/* Flex Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-2 { gap: var(--spacing-2); }
.gap-4 { gap: var(--spacing-4); }
.gap-6 { gap: var(--spacing-6); }
.gap-8 { gap: var(--spacing-8); }

/* Animation Utility */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }