/* ========================================
   GRID & LAYOUT SYSTEM
   ======================================== */

/* ===== CONTAINER ===== */
.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-lg);
  padding-right: var(--space-lg);
}

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

.container-md {
  max-width: 896px;
}

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

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

/* ===== GRID ===== */
.grid {
  display: grid;
  gap: var(--space-2xl);
}

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

.grid-cols-auto-sm {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.grid-cols-auto-lg {
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
}

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

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

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

/* ===== GRID GAPS ===== */
.gap-0 { gap: 0; }
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }
.gap-2xl { gap: var(--space-2xl); }
.gap-3xl { gap: var(--space-3xl); }

/* ===== ROW & COLUMN SPAN ===== */
.col-span-full {
  grid-column: 1 / -1;
}

.col-span-2 {
  grid-column: span 2 / span 2;
}

.col-span-3 {
  grid-column: span 3 / span 3;
}

.row-span-full {
  grid-row: 1 / -1;
}

.row-span-2 {
  grid-row: span 2 / span 2;
}

.row-span-3 {
  grid-row: span 3 / span 3;
}

/* ===== AUTO FLOW ===== */
.grid-flow-row {
  grid-auto-flow: row;
}

.grid-flow-col {
  grid-auto-flow: column;
}

.grid-flow-dense {
  grid-auto-flow: dense;
}

/* ===== FLEX ===== */
.flex {
  display: flex;
}

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

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

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

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

.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;
}

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

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

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

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

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

.content-start {
  align-content: flex-start;
}

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

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

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

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

/* ===== FLEX BASIS ===== */
.flex-auto {
  flex: 1 1 auto;
}

.flex-1 {
  flex: 1 1 0%;
}

.flex-none {
  flex: none;
}

/* ===== COLUMNS ===== */
.columns-1 {
  columns: 1;
}

.columns-2 {
  columns: 2;
}

.columns-3 {
  columns: 3;
}

.columns-4 {
  columns: 4;
}

/* ===== ALIGN ===== */
.self-auto {
  align-self: auto;
}

.self-start {
  align-self: flex-start;
}

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

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

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

/* ===== RESPONSIVE GRID ===== */
@media (max-width: 1024px) {
  .grid-cols-auto {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }

  .grid-cols-6 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .grid-cols-5 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .container {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }

  .grid-cols-auto {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }

  .grid-cols-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-cols-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .col-span-2 {
    grid-column: auto;
  }

  .col-span-3 {
    grid-column: auto;
  }

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

@media (max-width: 480px) {
  .container {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }

  .grid-cols-1,
  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4,
  .grid-cols-5,
  .grid-cols-6,
  .grid-cols-auto,
  .grid-cols-auto-sm,
  .grid-cols-auto-lg {
    grid-template-columns: 1fr;
  }

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

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