/* ==========================================================================
   LAYOUT.CSS — Container, Grid Utilities & Responsive Helpers
   toilet-cubicle.co.uk
   ========================================================================== */

/* -------------------------------------------------------------------------
   Container
   Centred, max-width wrapper with responsive horizontal padding
   ------------------------------------------------------------------------- */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--sp-2); /* 16px mobile */
}

@media (min-width: 576px) {
  .container {
    padding-inline: var(--sp-3); /* 24px */
  }
}

@media (min-width: 768px) {
  .container {
    padding-inline: var(--sp-4); /* 32px */
  }
}

.container--narrow {
  max-width: var(--container-narrow);
}

.container--wide {
  max-width: var(--container-wide);
}

/* -------------------------------------------------------------------------
   Section Padding — Consistent vertical rhythm
   ------------------------------------------------------------------------- */

.section-padding {
  padding-block: var(--sp-6); /* 48px mobile */
}

@media (min-width: 768px) {
  .section-padding {
    padding-block: var(--sp-8); /* 64px */
  }
}

@media (min-width: 1024px) {
  .section-padding {
    padding-block: var(--sp-10); /* 80px */
  }
}

.section-padding--sm {
  padding-block: var(--sp-4);
}

@media (min-width: 768px) {
  .section-padding--sm {
    padding-block: var(--sp-6);
  }
}

/* -------------------------------------------------------------------------
   Grid System
   Auto-responsive grids with minimum column widths
   ------------------------------------------------------------------------- */

.grid {
  display: grid;
  gap: var(--sp-3);
}

/* Explicit column counts — responsive with fallback to stacked */

.grid--2 {
  grid-template-columns: 1fr;
}

.grid--3 {
  grid-template-columns: 1fr;
}

.grid--4 {
  grid-template-columns: 1fr;
}

/* -- sm breakpoint (576px) ------------------------------------------------ */

@media (min-width: 576px) {
  .grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }

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

/* -- md breakpoint (768px) ------------------------------------------------ */

@media (min-width: 768px) {
  .grid {
    gap: var(--sp-4);
  }

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

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

/* -- lg breakpoint (1024px) ----------------------------------------------- */

@media (min-width: 1024px) {
  .grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Auto-fill grids — fluid without explicit breakpoints */

.grid--auto-fill {
  grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
}

.grid--auto-fill-sm {
  grid-template-columns: repeat(auto-fill, minmax(min(200px, 100%), 1fr));
}

/* -------------------------------------------------------------------------
   Flex Utilities
   ------------------------------------------------------------------------- */

.flex {
  display: flex;
}

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

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

.flex--center {
  align-items: center;
  justify-content: center;
}

.flex--between {
  align-items: center;
  justify-content: space-between;
}

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

.flex--gap-1 { gap: var(--sp-1); }
.flex--gap-2 { gap: var(--sp-2); }
.flex--gap-3 { gap: var(--sp-3); }
.flex--gap-4 { gap: var(--sp-4); }

/* -------------------------------------------------------------------------
   Responsive Visibility
   ------------------------------------------------------------------------- */

/* Hide on mobile, show from md up */
.hide-mobile {
  display: none;
}

@media (min-width: 768px) {
  .hide-mobile {
    display: initial;
  }
}

/* Show on mobile, hide from md up */
@media (min-width: 768px) {
  .show-mobile {
    display: none !important;
  }
}

/* Hide on desktop (lg+), show on tablet/mobile */
@media (min-width: 1024px) {
  .hide-desktop {
    display: none !important;
  }
}

/* -------------------------------------------------------------------------
   Spacing Utilities (margin/padding shorthand)
   Only the most commonly needed — keeps specificity low
   ------------------------------------------------------------------------- */

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--sp-1); }
.mb-2 { margin-bottom: var(--sp-2); }
.mb-3 { margin-bottom: var(--sp-3); }
.mb-4 { margin-bottom: var(--sp-4); }
.mt-2 { margin-top: var(--sp-2); }
.mt-4 { margin-top: var(--sp-4); }

.pt-0 { padding-top: 0; }
.pb-0 { padding-bottom: 0; }

/* -------------------------------------------------------------------------
   Width Utilities
   ------------------------------------------------------------------------- */

.w-full { width: 100%; }
.max-w-full { max-width: 100%; }