/* Layout System - Containers, Grid, and Responsive Utilities */

/* Container - Mobile First */
.container {
  width: 100%;
  max-width: var(--container-mobile);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

/* Tablet */
@media (min-width: 768px) {
  .container {
    max-width: var(--container-tablet);
    padding: 0 var(--spacing-lg);
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .container {
    max-width: var(--container-desktop);
    padding: 0 var(--spacing-xl);
  }
}

/* Flexbox utilities */
.flex {
  display: flex;
}

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

.flex-row {
  flex-direction: row;
}

.flex-center {
  justify-content: center;
  align-items: center;
}

.flex-between {
  justify-content: space-between;
  align-items: center;
}

.flex-wrap {
  flex-wrap: wrap;
}

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

/* Mobile: Single column by default */
.grid {
  grid-template-columns: 1fr;
}

/* Tablet: 2 columns */
@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Desktop: Multiple columns */
@media (min-width: 1024px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }

  .grid-5 {
    grid-template-columns: repeat(5, 1fr);
  }
}

/* Section with alternate background */
.section-alt {
  background-color: var(--color-cream);
}

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

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

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

/* Max-width for readable text content */
.content-wrapper {
  max-width: 800px;
  margin: 0 auto;
}

/* Spacing utilities */
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.pt-sm { padding-top: var(--spacing-sm); }
.pt-md { padding-top: var(--spacing-md); }
.pt-lg { padding-top: var(--spacing-lg); }
.pt-xl { padding-top: var(--spacing-xl); }

.pb-sm { padding-bottom: var(--spacing-sm); }
.pb-md { padding-bottom: var(--spacing-md); }
.pb-lg { padding-bottom: var(--spacing-lg); }
.pb-xl { padding-bottom: var(--spacing-xl); }