/* ==========================================================================
   HSG - Hamdy Salem Group | Global Layout & Grid System
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.section-padding {
  padding-block: var(--space-2xl);
  position: relative;
}

.section-padding-sm {
  padding-block: var(--space-xl);
  position: relative;
}

/* Background Grids & Architectural Linework */
.bg-charcoal {
  background-color: var(--charcoal);
}

.bg-ink {
  background-color: var(--ink);
}

.bg-graphite {
  background-color: var(--graphite);
}

.border-top {
  border-top: 1px solid var(--line-subtle);
}

.border-bottom {
  border-bottom: 1px solid var(--line-subtle);
}

/* Architectural Background Blueprint Grid */
.grid-bg-overlay {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(245, 242, 236, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(245, 242, 236, 0.02) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
  z-index: 0;
}

/* Section Header Composition */
.section-header {
  margin-bottom: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  position: relative;
  z-index: 2;
}

.section-header.text-center {
  align-items: center;
  text-align: center;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

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

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

/* Large Screens Optimization (1024px to 1399px) */
@media (max-width: 1399px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
  }
}

/* Tablet Layout (768px to 1023px) */
@media (max-width: 1024px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }
}

/* Mobile Layout (under 768px) */
@media (max-width: 768px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
}