/* ========================================
   GRID SYSTEM
   Responsive grid layout utilities
   ======================================== */

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container-sm {
  max-width: 640px;
}

.container-md {
  max-width: 768px;
}

.container-lg {
  max-width: 1024px;
}

.container-xl {
  max-width: 1280px;
}

.container-full {
  max-width: 100%;
}

/* Grid */
.grid {
  display: grid;
  gap: var(--space-4);
}

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

.grid-cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid-cols-5 {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.grid-cols-6 {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.grid-cols-12 {
  grid-template-columns: repeat(12, minmax(0, 1fr));
}

/* Grid Gaps */
.gap-0 { gap: 0; }
.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); }
.gap-12 { gap: var(--space-12); }
.gap-16 { gap: var(--space-16); }

/* Grid Column Spans */
.col-span-1 { grid-column: span 1 / span 1; }
.col-span-2 { grid-column: span 2 / span 2; }
.col-span-3 { grid-column: span 3 / span 3; }
.col-span-4 { grid-column: span 4 / span 4; }
.col-span-5 { grid-column: span 5 / span 5; }
.col-span-6 { grid-column: span 6 / span 6; }
.col-span-7 { grid-column: span 7 / span 7; }
.col-span-8 { grid-column: span 8 / span 8; }
.col-span-9 { grid-column: span 9 / span 9; }
.col-span-10 { grid-column: span 10 / span 10; }
.col-span-11 { grid-column: span 11 / span 11; }
.col-span-12 { grid-column: span 12 / span 12; }
.col-span-full { grid-column: 1 / -1; }

/* Grid Row Spans */
.row-span-1 { grid-row: span 1 / span 1; }
.row-span-2 { grid-row: span 2 / span 2; }
.row-span-3 { grid-row: span 3 / span 3; }
.row-span-4 { grid-row: span 4 / span 4; }
.row-span-5 { grid-row: span 5 / span 5; }
.row-span-6 { grid-row: span 6 / span 6; }
.row-span-full { grid-row: 1 / -1; }

/* Grid Auto */
.grid-auto-cols-auto { grid-auto-columns: auto; }
.grid-auto-cols-min { grid-auto-columns: min-content; }
.grid-auto-cols-max { grid-auto-columns: max-content; }
.grid-auto-cols-fr { grid-auto-columns: minmax(0, 1fr); }

.grid-auto-rows-auto { grid-auto-rows: auto; }
.grid-auto-rows-min { grid-auto-rows: min-content; }
.grid-auto-rows-max { grid-auto-rows: max-content; }
.grid-auto-rows-fr { grid-auto-rows: minmax(0, 1fr); }

/* Grid Template Areas */
.grid-areas-none { grid-template-areas: none; }

/* Grid Justify Items */
.justify-items-start { justify-items: start; }
.justify-items-end { justify-items: end; }
.justify-items-center { justify-items: center; }
.justify-items-stretch { justify-items: stretch; }

/* Grid Align Items */
.items-start { align-items: start; }
.items-end { align-items: end; }
.items-center { align-items: center; }
.items-stretch { align-items: stretch; }

/* Grid Justify Content */
.justify-start { justify-content: start; }
.justify-end { justify-content: end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.justify-evenly { justify-content: space-evenly; }

/* Grid Align Content */
.content-start { align-content: start; }
.content-end { align-content: end; }
.content-center { align-content: center; }
.content-between { align-content: space-between; }
.content-around { align-content: space-around; }
.content-evenly { align-content: space-evenly; }

/* Grid Auto Flow */
.grid-flow-row { grid-auto-flow: row; }
.grid-flow-col { grid-auto-flow: column; }
.grid-flow-dense { grid-auto-flow: dense; }
.grid-flow-row-dense { grid-auto-flow: row dense; }
.grid-flow-col-dense { grid-auto-flow: column dense; }

/* Responsive Grid */
@media (min-width: 640px) {
  .sm\:grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sm\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .sm\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .sm\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .sm\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .sm\:grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  
  .sm\:col-span-1 { grid-column: span 1 / span 1; }
  .sm\:col-span-2 { grid-column: span 2 / span 2; }
  .sm\:col-span-3 { grid-column: span 3 / span 3; }
  .sm\:col-span-4 { grid-column: span 4 / span 4; }
  .sm\:col-span-5 { grid-column: span 5 / span 5; }
  .sm\:col-span-6 { grid-column: span 6 / span 6; }
  .sm\:col-span-7 { grid-column: span 7 / span 7; }
  .sm\:col-span-8 { grid-column: span 8 / span 8; }
  .sm\:col-span-9 { grid-column: span 9 / span 9; }
  .sm\:col-span-10 { grid-column: span 10 / span 10; }
  .sm\:col-span-11 { grid-column: span 11 / span 11; }
  .sm\:col-span-12 { grid-column: span 12 / span 12; }
  .sm\:col-span-full { grid-column: 1 / -1; }
}

@media (min-width: 768px) {
  .md\:grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .md\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .md\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .md\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .md\:grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  
  .md\:col-span-1 { grid-column: span 1 / span 1; }
  .md\:col-span-2 { grid-column: span 2 / span 2; }
  .md\:col-span-3 { grid-column: span 3 / span 3; }
  .md\:col-span-4 { grid-column: span 4 / span 4; }
  .md\:col-span-5 { grid-column: span 5 / span 5; }
  .md\:col-span-6 { grid-column: span 6 / span 6; }
  .md\:col-span-7 { grid-column: span 7 / span 7; }
  .md\:col-span-8 { grid-column: span 8 / span 8; }
  .md\:col-span-9 { grid-column: span 9 / span 9; }
  .md\:col-span-10 { grid-column: span 10 / span 10; }
  .md\:col-span-11 { grid-column: span 11 / span 11; }
  .md\:col-span-12 { grid-column: span 12 / span 12; }
  .md\:col-span-full { grid-column: 1 / -1; }
}

@media (min-width: 1024px) {
  .lg\:grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .lg\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .lg\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .lg\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .lg\:grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  
  .lg\:col-span-1 { grid-column: span 1 / span 1; }
  .lg\:col-span-2 { grid-column: span 2 / span 2; }
  .lg\:col-span-3 { grid-column: span 3 / span 3; }
  .lg\:col-span-4 { grid-column: span 4 / span 4; }
  .lg\:col-span-5 { grid-column: span 5 / span 5; }
  .lg\:col-span-6 { grid-column: span 6 / span 6; }
  .lg\:col-span-7 { grid-column: span 7 / span 7; }
  .lg\:col-span-8 { grid-column: span 8 / span 8; }
  .lg\:col-span-9 { grid-column: span 9 / span 9; }
  .lg\:col-span-10 { grid-column: span 10 / span 10; }
  .lg\:col-span-11 { grid-column: span 11 / span 11; }
  .lg\:col-span-12 { grid-column: span 12 / span 12; }
  .lg\:col-span-full { grid-column: 1 / -1; }
}

@media (min-width: 1280px) {
  .xl\:grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .xl\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .xl\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .xl\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .xl\:grid-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .xl\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .xl\:grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  
  .xl\:col-span-1 { grid-column: span 1 / span 1; }
  .xl\:col-span-2 { grid-column: span 2 / span 2; }
  .xl\:col-span-3 { grid-column: span 3 / span 3; }
  .xl\:col-span-4 { grid-column: span 4 / span 4; }
  .xl\:col-span-5 { grid-column: span 5 / span 5; }
  .xl\:col-span-6 { grid-column: span 6 / span 6; }
  .xl\:col-span-7 { grid-column: span 7 / span 7; }
  .xl\:col-span-8 { grid-column: span 8 / span 8; }
  .xl\:col-span-9 { grid-column: span 9 / span 9; }
  .xl\:col-span-10 { grid-column: span 10 / span 10; }
  .xl\:col-span-11 { grid-column: span 11 / span 11; }
  .xl\:col-span-12 { grid-column: span 12 / span 12; }
  .xl\:col-span-full { grid-column: 1 / -1; }
}

/* Grid Auto Fit */
.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 Masonry */
.grid-masonry {
  column-count: 1;
  column-gap: var(--space-4);
}

.grid-masonry-2 {
  column-count: 2;
}

.grid-masonry-3 {
  column-count: 3;
}

.grid-masonry-4 {
  column-count: 4;
}

.grid-masonry-item {
  break-inside: avoid;
  margin-bottom: var(--space-4);
}

@media (min-width: 640px) {
  .sm\:grid-masonry-2 { column-count: 2; }
  .sm\:grid-masonry-3 { column-count: 3; }
  .sm\:grid-masonry-4 { column-count: 4; }
}

@media (min-width: 768px) {
  .md\:grid-masonry-2 { column-count: 2; }
  .md\:grid-masonry-3 { column-count: 3; }
  .md\:grid-masonry-4 { column-count: 4; }
}

@media (min-width: 1024px) {
  .lg\:grid-masonry-2 { column-count: 2; }
  .lg\:grid-masonry-3 { column-count: 3; }
  .lg\:grid-masonry-4 { column-count: 4; }
}

@media (min-width: 1280px) {
  .xl\:grid-masonry-2 { column-count: 2; }
  .xl\:grid-masonry-3 { column-count: 3; }
  .xl\:grid-masonry-4 { column-count: 4; }
}