.s360-grid,
.school360-grid {
  display: grid;
  gap: var(--s360-layout-grid-gap);
}

.s360-grid-2,
.school360-two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.s360-grid-3,
.school360-three-col {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.s360-grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.s360-grid-auto,
.s360-stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--s360-layout-grid-gap);
}

.s360-grid-auto-lg {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--s360-layout-grid-gap-lg);
}

.s360-grid-auto-320 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--s360-layout-grid-gap-lg);
}

.s360-grid-auto-220 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--s360-layout-grid-gap);
}

.s360-cluster,
.s360-cluster-between {
  display: flex;
  align-items: center;
  gap: var(--s360-layout-cluster-gap);
  flex-wrap: wrap;
}

.s360-cluster-between {
  justify-content: space-between;
}

.s360-page-shell,
.s360-ui-shell,
.s360-student-workspace,
.s360-admin-dashboard,
.s360-admissions-workspace,
.s360-custom-fields-page {
  display: flex;
  flex-direction: column;
  gap: var(--s360-layout-page-gap);
}

.s360-page-shell,
.s360-admin-dashboard,
.s360-admissions-workspace,
.s360-custom-fields-page,
.s360-student-workspace {
  max-width: var(--s360-layout-content-max);
}

.s360-page-shell--narrow,
.s360-ui-shell--narrow {
  max-width: var(--s360-layout-content-max-narrow);
}

.s360-section,
.s360-page-section {
  margin-bottom: var(--s360-space-xl);
}

.s360-page-section:last-child,
.s360-section:last-child {
  margin-bottom: 0;
}

.s360-stack-xs > * + * { margin-top: var(--s360-space-xs); }
.s360-stack-sm > * + * { margin-top: var(--s360-space-sm); }
.s360-stack-md > * + * { margin-top: var(--s360-space-md); }
.s360-stack-lg > * + * { margin-top: var(--s360-space-lg); }
.s360-stack-xl > * + * { margin-top: var(--s360-space-xl); }

.s360-grid-2-compact {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s360-layout-density-compact);
}

.s360-grid-4-stat {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: var(--s360-space-sm);
}

.s360-grid-form-split {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
  gap: var(--s360-layout-sidebar-gap);
  align-items: start;
}

.s360-grid-sidebar-main {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(280px, 1.05fr);
  gap: var(--s360-layout-sidebar-gap);
  align-items: start;
}

.s360-grid-sidebar-main-alt {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, .8fr);
  gap: var(--s360-layout-sidebar-gap);
  align-items: start;
}

.s360-filter-grid-5 {
  display: grid;
  grid-template-columns: repeat(5, minmax(160px, 1fr));
  gap: var(--s360-space-sm);
  align-items: end;
}

.s360-grid-school-shell {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(260px, 1fr);
  gap: var(--s360-layout-grid-gap-lg);
  align-items: start;
}

.s360-custom-layout-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s360-space-md);
}

.s360-custom-layout-heading {
  grid-column: 1 / -1;
  font-weight: var(--s360-font-weight-semibold);
  margin-top: var(--s360-space-2xs);
}

.s360-custom-layout-item {
  border: 1px solid var(--s360-color-border);
  border-radius: var(--s360-radius-lg);
  padding: var(--s360-layout-density-comfy);
  background: var(--s360-color-surface);
}

.s360-custom-layout-label {
  margin-bottom: var(--s360-space-xs);
  font-weight: var(--s360-font-weight-semibold);
}

.s360-custom-layout-control .description {
  margin-top: 6px;
}

.s360-layout-width-full {
  grid-column: 1 / -1;
}

.s360-layout-width-half.s360-layout-column-left {
  grid-column: 1;
}

.s360-layout-width-half.s360-layout-column-right {
  grid-column: 2;
}

@media (max-width: 1100px) {
  .s360-grid-2,
  .s360-grid-3,
  .s360-grid-4,
  .school360-two-col,
  .school360-three-col,
  .s360-grid-2-compact,
  .s360-grid-4-stat,
  .s360-grid-form-split,
  .s360-grid-sidebar-main,
  .s360-grid-sidebar-main-alt,
  .s360-filter-grid-5,
  .s360-grid-school-shell,
  .s360-custom-layout-grid {
    grid-template-columns: 1fr;
  }

  .s360-layout-width-full,
  .s360-layout-width-half.s360-layout-column-left,
  .s360-layout-width-half.s360-layout-column-right {
    grid-column: auto;
  }
}

@media (max-width: 782px) {
  .s360-page-shell,
  .s360-ui-shell,
  .s360-student-workspace,
  .s360-admin-dashboard,
  .s360-admissions-workspace,
  .s360-custom-fields-page {
    gap: var(--s360-layout-section-gap);
  }
}