/* === Grid System & Containers === */

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

.container--narrow {
  max-width: 800px;
}

.container--wide {
  max-width: 1400px;
}

/* === 12-COLUMN GRID === */
.grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

@media (min-width: 768px) {
  .grid {
    grid-template-columns: repeat(8, 1fr);
    gap: 20px;
  }
}

@media (min-width: 1025px) {
  .grid {
    grid-template-columns: repeat(12, 1fr);
    gap: 24px;
  }
}

/* === COLUMN SPANS (desktop-first naming, mobile=full) === */
.col-1  { grid-column: span 1; }
.col-2  { grid-column: span 2; }
.col-3  { grid-column: span 3; }
.col-4  { grid-column: span 4; }
.col-5  { grid-column: span 5; }
.col-6  { grid-column: span 6; }
.col-7  { grid-column: span 7; }
.col-8  { grid-column: span 8; }
.col-9  { grid-column: span 9; }
.col-10 { grid-column: span 10; }
.col-11 { grid-column: span 11; }
.col-12 { grid-column: span 12; }

@media (max-width: 1024px) {
  .col-1, .col-2, .col-3, .col-4,
  .col-5, .col-6, .col-7, .col-8,
  .col-9, .col-10, .col-11, .col-12 {
    grid-column: span 8;
  }
}

@media (max-width: 767px) {
  .col-1, .col-2, .col-3, .col-4,
  .col-5, .col-6, .col-7, .col-8,
  .col-9, .col-10, .col-11, .col-12 {
    grid-column: span 4;
  }
}

/* === FLEX UTILITIES === */
.flex         { display: flex; }
.flex-col     { flex-direction: column; }
.flex-wrap    { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start  { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center  { justify-content: center; }
.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); }

/* === CONTENT GRID PATTERNS === */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.grid-4 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1025px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* === SPLIT LAYOUT (7/5 and 5/7) === */
.split-7-5 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: center;
}

@media (min-width: 1025px) {
  .split-7-5 {
    grid-template-columns: 7fr 5fr;
    gap: var(--space-8);
  }
}

.split-5-7 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: center;
}

@media (min-width: 1025px) {
  .split-5-7 {
    grid-template-columns: 5fr 7fr;
    gap: var(--space-8);
  }
}