/* Layout System - Mobile First Responsive Design */

/* Container - Fluid with max-width */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

/* Section spacing - Progressive enhancement */
section {
  padding-top: clamp(3rem, 8vw, 5rem);
  padding-bottom: clamp(3rem, 8vw, 5rem);
}

@media (min-width: 375px) {
  section {
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
  }
}

@media (min-width: 640px) {
  section {
    padding-top: var(--space-10);
    padding-bottom: var(--space-10);
  }
}

@media (min-width: 768px) {
  section {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
  }
}

@media (min-width: 1024px) {
  section {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
  }
}

/* Grid System - Mobile First */
.grid {
  display: grid;
  gap: var(--grid-gap-mobile);
}

@media (min-width: 640px) {
  .grid {
    gap: var(--grid-gap);
  }
}

/* Base grid columns */
.grid-cols-1 {
  grid-template-columns: repeat(1, minmax(0, 1fr));
}

.grid-cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* Responsive grid - Mobile (sm: 640px) */
@media (min-width: 640px) {
  .sm\:grid-cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }

  .sm\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sm\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .sm\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* Responsive grid - Tablet (md: 768px) */
@media (min-width: 768px) {
  .md\:grid-cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }

  .md\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .md\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .md\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* Responsive grid - Desktop (lg: 1024px) */
@media (min-width: 1024px) {
  .lg\:grid-cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }

  .lg\:grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .lg\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .lg\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* Responsive grid - Large Desktop (xl: 1280px) */
@media (min-width: 1280px) {
  .xl\:grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .xl\:grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* Responsive grid - Ultra-wide (xxl: 1536px) */
@media (min-width: 1536px) {
  .xxl\:grid-cols-5 {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .xxl\:grid-cols-6 {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

/* Flexbox utilities */
.flex {
  display: flex;
}

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

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

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

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

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

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

.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;
}

/* Gap utilities */
.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);
}

/* Spacing utilities */
.m-0 { margin: 0; }
.m-auto { margin: auto; }

.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.p-2 { padding: var(--space-2); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.p-8 { padding: var(--space-8); }

/* Display utilities */
.block { display: block; }
.inline-block { display: inline-block; }
.hidden { display: none; }

/* Responsive display utilities */
@media (max-width: 639px) {
  .sm\:hidden {
    display: none;
  }
}

@media (min-width: 640px) {
  .sm\:block {
    display: block;
  }

  .sm\:flex {
    display: flex;
  }
}

@media (max-width: 767px) {
  .md\:hidden {
    display: none;
  }
}

@media (min-width: 768px) {
  .md\:block {
    display: block;
  }

  .md\:flex {
    display: flex;
  }
}

@media (min-width: 1024px) {
  .lg\:block {
    display: block;
  }

  .lg\:flex {
    display: flex;
  }
}

/* Width utilities */
.w-full { width: 100%; }
.w-auto { width: auto; }
.max-w-full { max-width: 100%; }

/* Responsive widths */
@media (min-width: 640px) {
  .sm\:w-auto { width: auto; }
  .sm\:w-full { width: 100%; }
}

@media (min-width: 768px) {
  .md\:w-auto { width: auto; }
  .md\:w-1\/2 { width: 50%; }
}

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

@media (min-width: 640px) {
  .sm\:text-left { text-align: left; }
  .sm\:text-center { text-align: center; }
}

@media (min-width: 768px) {
  .md\:text-left { text-align: left; }
  .md\:text-center { text-align: center; }
}

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

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

/* Z-index utilities */
.z-0 { z-index: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

/* Extra small screens (xs: < 375px) */
@media (max-width: 374px) {
  .xs\:hidden {
    display: none;
  }

  .xs\:text-center {
    text-align: center;
  }
}