/* ==========================================================================
   layout.css — Grid System, Container, Flex Utilities
   ========================================================================== */

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

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

@media (max-width: 640px) {
  .container,
  .container-fluid {
    padding-inline: var(--space-4);
  }
}

/* ---------- Display ---------- */
.d-none    { display: none; }
.d-block   { display: block; }
.d-inline  { display: inline; }
.d-inline-block { display: inline-block; }
.d-flex    { display: flex; }
.d-inline-flex { display: inline-flex; }
.d-grid    { display: grid; }

/* ---------- Flexbox ---------- */
.flex          { display: flex; }
.flex-col      { flex-direction: column; }
.flex-row      { flex-direction: row; }
.flex-wrap     { flex-wrap: wrap; }
.flex-nowrap   { flex-wrap: nowrap; }
.flex-1        { flex: 1 1 0%; }
.flex-auto     { flex: 1 1 auto; }
.flex-none     { flex: none; }
.flex-grow     { flex-grow: 1; }
.flex-shrink-0 { flex-shrink: 0; }

.items-start   { align-items: flex-start; }
.items-center  { align-items: center; }
.items-end     { align-items: flex-end; }
.items-stretch { align-items: stretch; }
.items-baseline{ align-items: baseline; }

.justify-start   { justify-content: flex-start; }
.justify-center  { justify-content: center; }
.justify-end     { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around  { justify-content: space-around; }
.justify-evenly  { justify-content: space-evenly; }

.self-start   { align-self: flex-start; }
.self-center  { align-self: center; }
.self-end     { align-self: flex-end; }

/* ---------- Gap ---------- */
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* ---------- Grid ---------- */
.grid { display: grid; }

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid-cols-auto {
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}

.col-span-2 { grid-column: span 2; }
.col-span-full { grid-column: 1 / -1; }

/* ---------- Responsive Grid ---------- */
@media (max-width: 1024px) {
  .grid-cols-4 { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .grid-cols-3,
  .grid-cols-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 { grid-template-columns: 1fr; }
  .col-span-2 { grid-column: span 1; }
}

/* ---------- Width / Height ---------- */
.w-full   { width: 100%; }
.w-auto   { width: auto; }
.w-fit    { width: fit-content; }
.h-full   { height: 100%; }
.min-h-screen { min-height: 100vh; }
.max-w-full   { max-width: 100%; }

/* ---------- Position ---------- */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed    { position: fixed; }
.sticky   { position: sticky; }
.static   { position: static; }

.inset-0 { inset: 0; }
.top-0   { top: 0; }
.right-0 { right: 0; }
.bottom-0{ bottom: 0; }
.left-0  { left: 0; }

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

/* ---------- Margin Utilities ---------- */
.m-0 { margin: 0; }
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mx-auto { margin-inline: auto; }

/* ---------- Padding Utilities ---------- */
.p-0 { padding: 0; }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-5 { padding: var(--space-5); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

/* ---------- Divider ---------- */
.divider {
  height: 1px;
  background: var(--color-border);
  border: none;
  margin-block: var(--space-4);
}

/* ---------- Section Spacing ---------- */
.section {
  margin-bottom: var(--space-8);
}