/* ============================================================
   TWEET — Layout System
   ============================================================ */

/* ── Container ── */
.container {
  width: 100%;
  max-width: var(--container-2xl);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container-fluid {
  width: 100%;
  padding-inline: var(--space-6);
}

.container-narrow {
  width: 100%;
  max-width: var(--container-lg);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

@media (min-width: 640px) {
  .container, .container-fluid, .container-narrow {
    padding-inline: var(--space-8);
  }
}

@media (min-width: 1024px) {
  .container, .container-fluid, .container-narrow {
    padding-inline: var(--space-12);
  }
}

@media (min-width: 1280px) {
  .container {
    padding-inline: var(--space-16);
  }
}

/* ── Section Spacing ── */
.section {
  padding-block: var(--space-20);
}

.section-lg {
  padding-block: var(--space-32);
}

.section-sm {
  padding-block: var(--space-12);
}

/* ── Flex Utilities ── */
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-start { display: flex; align-items: center; justify-content: flex-start; }
.flex-end { display: flex; align-items: center; justify-content: flex-end; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.flex-shrink-0 { flex-shrink: 0; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.gap-12 { gap: var(--space-12); }

/* ── Grid System ── */
.grid { display: grid; }

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.grid-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-5);
}

/* ── Product Grid ── */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-6);
}

.product-grid-5 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-5);
}

/* ── Divider ── */
.divider {
  border: none;
  border-top: 1px solid var(--color-gray-200);
  margin-block: var(--space-8);
}

.divider-gold {
  border-color: var(--color-secondary-light);
}

/* ── Position Utilities ── */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

.inset-0 { inset: 0; }
.top-0 { top: 0; }

/* ── Overflow ── */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }

/* ── Width / Height Utilities ── */
.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }

/* ── Aspect Ratios ── */
.aspect-square { aspect-ratio: 1 / 1; }
.aspect-portrait { aspect-ratio: 3 / 4; }
.aspect-landscape { aspect-ratio: 4 / 3; }
.aspect-video { aspect-ratio: 16 / 9; }
.aspect-banner { aspect-ratio: 21 / 9; }

/* ── Text Alignment ── */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

/* ── Visibility ── */
.hidden { display: none !important; }
.invisible { visibility: hidden; }

.show-mobile { display: none; }
.hide-mobile { display: block; }

@media (max-width: 767px) {
  .show-mobile { display: block; }
  .hide-mobile { display: none; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-5 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 479px) {
  .grid-2, .grid-3, .grid-4, .grid-5 { grid-template-columns: 1fr; }
}

/* ── Spacing Utilities ── */
.mt-auto { margin-top: auto; }
.mb-auto { margin-bottom: auto; }
.mx-auto { margin-inline: auto; }
.my-auto { margin-block: auto; }

.p-0 { padding: 0; }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

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

/* ── Height Utilities ── */
.h-6 { height: 1.5rem; }
.h-8 { height: 2rem; }
.h-10 { height: 2.5rem; }
.h-12 { height: 3rem; }
.h-14 { height: 3.5rem; }
.h-16 { height: 4rem; }