/**
 * Grid System
 * Flexible grid layouts using CSS Grid and Flexbox
 */

/* ==========================================================================
   CSS Grid
   ========================================================================== */
.grid {
  display: grid;
  gap: var(--space-6);
}

/* Grid Columns - Mobile First */
.grid--1 {
  grid-template-columns: 1fr;
}

.grid--2 {
  grid-template-columns: 1fr;
}

.grid--3 {
  grid-template-columns: 1fr;
}

.grid--4 {
  grid-template-columns: 1fr;
}

/* Tablet (768px+) */
@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 (1024px+) */
@media (min-width: 1024px) {
  .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }

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

/* Auto-fit Grid */
.grid--auto-fit {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid--auto-fill {
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
}

/* Grid Gap Variants */
.grid--gap-small {
  gap: var(--space-3);
}

.grid--gap-medium {
  gap: var(--space-6);
}

.grid--gap-large {
  gap: var(--space-8);
}

.grid--gap-none {
  gap: 0;
}

/* Grid Item Spanning */
.grid-item--span-2 {
  grid-column: span 2;
}

.grid-item--span-3 {
  grid-column: span 3;
}

.grid-item--span-4 {
  grid-column: span 4;
}

.grid-item--span-full {
  grid-column: 1 / -1;
}

/* ==========================================================================
   Flexbox Utilities
   ========================================================================== */
.flex {
  display: flex;
}

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

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

/* Justify Content */
.justify-start {
  justify-content: flex-start;
}

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

.justify-end {
  justify-content: flex-end;
}

.justify-between {
  justify-content: space-between;
}

.justify-around {
  justify-content: space-around;
}

.justify-evenly {
  justify-content: space-evenly;
}

/* Align Items */
.items-start {
  align-items: flex-start;
}

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

.items-end {
  align-items: flex-end;
}

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

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

/* Flex Gap */
.gap-1 {
  gap: var(--space-1);
}

.gap-2 {
  gap: var(--space-2);
}

.gap-3 {
  gap: var(--space-3);
}

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

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

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

/* Flex Grow & Shrink */
.flex-1 {
  flex: 1 1 0%;
}

.flex-auto {
  flex: 1 1 auto;
}

.flex-none {
  flex: none;
}

/* ==========================================================================
   Responsive Display
   ========================================================================== */
.hidden {
  display: none;
}

@media (min-width: 640px) {
  .sm\:block {
    display: block;
  }

  .sm\:flex {
    display: flex;
  }

  .sm\:grid {
    display: grid;
  }

  .sm\:hidden {
    display: none;
  }
}

@media (min-width: 768px) {
  .md\:block {
    display: block;
  }

  .md\:flex {
    display: flex;
  }

  .md\:grid {
    display: grid;
  }

  .md\:hidden {
    display: none;
  }
}

@media (min-width: 1024px) {
  .lg\:block {
    display: block;
  }

  .lg\:flex {
    display: flex;
  }

  .lg\:grid {
    display: grid;
  }

  .lg\:hidden {
    display: none;
  }
}

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

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

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

/* Responsive Text Alignment */
@media (min-width: 768px) {
  .md\:text-left {
    text-align: left;
  }

  .md\:text-center {
    text-align: center;
  }

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