/**
 * Layout System
 * Myśl Konserwatywna - Portal Publicystyczny
 * 
 * Container, Grid, Flexbox utilities
 * Mobile-first approach
 */

/* ===========================================
   CONTAINER
   =========================================== */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

/* Narrower container for article content */
.container-content {
  max-width: var(--content-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

/* Full-width container (no max-width) */
.container-fluid {
  width: 100%;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

/* ===========================================
   GRID SYSTEM
   =========================================== */

/* Base grid - mobile first (1 column) */
.grid {
  display: grid;
  gap: var(--grid-gap-md);
}

/* Grid with explicit column counts */
.grid-1 {
  grid-template-columns: 1fr;
}

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

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

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

/* Tablet (768px+) */
@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Desktop (1024px+) */
@media (min-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Grid gaps */
.grid-gap-sm {
  gap: var(--grid-gap-sm);
}

.grid-gap-md {
  gap: var(--grid-gap-md);
}

.grid-gap-lg {
  gap: var(--grid-gap-lg);
}

/* Auto-fit grid (responsive without media queries) */
.grid-auto-fit {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--grid-gap-md);
}

.grid-auto-fill {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--grid-gap-md);
}

/* Grid item spanning */
.col-span-2 {
  grid-column: span 1;
}

.col-span-3 {
  grid-column: span 1;
}

@media (min-width: 768px) {
  .col-span-2 {
    grid-column: span 2;
  }
  
  .col-span-3 {
    grid-column: span 2;
  }
}

@media (min-width: 1024px) {
  .col-span-3 {
    grid-column: span 3;
  }
}

/* ===========================================
   CATEGORY GRID (for article cards)
   =========================================== */

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

@media (min-width: 768px) {
  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .category-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ===========================================
   FLEXBOX UTILITIES
   =========================================== */

.flex {
  display: flex;
}

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

.flex-row {
  flex-direction: row;
}

/* Alignment */
.items-start {
  align-items: flex-start;
}

.items-center {
  align-items: center;
}

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

.items-stretch {
  align-items: stretch;
}

.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;
}

/* Common flex patterns */
.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;
}

/* Wrapping */
.flex-wrap {
  flex-wrap: wrap;
}

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

/* Gaps */
.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-6 {
  gap: var(--space-6);
}

.gap-8 {
  gap: var(--space-8);
}

/* Flex grow/shrink */
.flex-1 {
  flex: 1 1 0%;
}

.flex-auto {
  flex: 1 1 auto;
}

.flex-none {
  flex: none;
}

/* ===========================================
   SIDEBAR LAYOUT (2-column with sidebar)
   =========================================== */

.layout-with-sidebar {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
  .layout-with-sidebar {
    grid-template-columns: 1fr 320px;
  }
  
  .layout-with-sidebar.sidebar-left {
    grid-template-columns: 320px 1fr;
  }
}

.main-content {
  min-width: 0; /* Prevent overflow */
}

.sidebar {
  min-width: 0;
}

/* ===========================================
   SECTION SPACING
   =========================================== */

.section {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}

@media (min-width: 768px) {
  .section {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
  }
}

@media (min-width: 1024px) {
  .section {
    padding-top: var(--space-20);
    padding-bottom: var(--space-20);
  }
}

/* Section variants */
.section-sm {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}

.section-lg {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

@media (min-width: 1024px) {
  .section-lg {
    padding-top: var(--space-24);
    padding-bottom: var(--space-24);
  }
}

/* ===========================================
   ASPECT RATIOS (for images/videos)
   =========================================== */

.aspect-ratio {
  position: relative;
  width: 100%;
}

.aspect-ratio::before {
  content: '';
  display: block;
  padding-bottom: var(--aspect-ratio, 100%);
}

.aspect-ratio > * {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Common aspect ratios */
.aspect-16-9 {
  --aspect-ratio: 56.25%; /* 9/16 * 100 */
}

.aspect-4-3 {
  --aspect-ratio: 75%; /* 3/4 * 100 */
}

.aspect-3-2 {
  --aspect-ratio: 66.67%; /* 2/3 * 100 */
}

.aspect-square {
  --aspect-ratio: 100%;
}

/* ===========================================
   STACK (vertical spacing)
   =========================================== */

.stack > * + * {
  margin-top: var(--stack-space, var(--space-4));
}

.stack-sm {
  --stack-space: var(--space-2);
}

.stack-md {
  --stack-space: var(--space-4);
}

.stack-lg {
  --stack-space: var(--space-6);
}

.stack-xl {
  --stack-space: var(--space-8);
}

/* ===========================================
   CLUSTER (horizontal spacing with wrap)
   =========================================== */

.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--cluster-space, var(--space-4));
  align-items: center;
}

.cluster-sm {
  --cluster-space: var(--space-2);
}

.cluster-md {
  --cluster-space: var(--space-4);
}

.cluster-lg {
  --cluster-space: var(--space-6);
}

/* ===========================================
   RESPONSIVE UTILITIES
   =========================================== */

/* Show/hide at breakpoints */
@media (max-width: 767px) {
  .hide-mobile {
    display: none !important;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .hide-tablet {
    display: none !important;
  }
}

@media (min-width: 1024px) {
  .hide-desktop {
    display: none !important;
  }
}

@media (max-width: 767px) {
  .show-mobile {
    display: block !important;
  }
}

@media (min-width: 768px) {
  .show-mobile {
    display: none !important;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .show-tablet {
    display: block !important;
  }
}

@media (max-width: 767px), (min-width: 1024px) {
  .show-tablet {
    display: none !important;
  }
}

@media (min-width: 1024px) {
  .show-desktop {
    display: block !important;
  }
}

@media (max-width: 1023px) {
  .show-desktop {
    display: none !important;
  }
}