/*
Theme CSS entry: layout.css
Global wrappers, sections, layout grids, and spacing helpers.
*/

/* RDBK Layout */
.rdbk-container {
  width: min(var(--rdbk-container), calc(100% - 32px));
  margin-inline: auto;
}

.rdbk-section {
  padding: 105px 0;
  background: var(--rdbk-white);
}

.rdbk-section-label {
  margin: 0 0 14px;
  color: var(--rdbk-blue);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: .05em;
}

.rdbk-section h2 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(34px, 5vw, 64px);
  line-height: 1;
  letter-spacing: -.05em;
}

.rdbk-demo-space {
  height: 80vh;
  background: var(--rdbk-paper);
}

/* RDBK Added Layout Helpers */
.rdbk-section-dark {
  background: var(--rdbk-dark);
  color: var(--rdbk-white);
}

.rdbk-grid-2,
.rdbk-grid-3,
.rdbk-grid-4 {
  display: grid;
  gap: 24px;
}

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

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

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

.rdbk-stack-sm {
  display: grid;
  gap: 12px;
}

.rdbk-stack-md {
  display: grid;
  gap: 20px;
}

.rdbk-stack-lg {
  display: grid;
  gap: 32px;
}

@media (max-width: 991px) {
  .rdbk-grid-3,
  .rdbk-grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .rdbk-container {
    width: min(var(--rdbk-container), calc(100% - 24px));
  }

  .rdbk-grid-2,
  .rdbk-grid-3,
  .rdbk-grid-4 {
    grid-template-columns: 1fr;
  }
}