/**
 * Layout Styles
 * Container, Grid, and Layout Utilities
 */

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

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

@media (min-width: 1024px) {
  .container {
    padding-left: var(--container-padding-desktop);
    padding-right: var(--container-padding-desktop);
  }
}

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

.section {
  padding-top: var(--section-padding-mobile);
  padding-bottom: var(--section-padding-mobile);
  position: relative;
}

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

/* Section Variants */
.section--dark {
  background: var(--gradient-dark);
}

.section--primary {
  background: var(--color-bg-secondary);
}

/* Section Header */
.section__header {
  text-align: center;
  margin-bottom: var(--space-12);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.section__title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--space-4);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@media (min-width: 1024px) {
  .section__title {
    font-size: var(--font-size-4xl);
  }
}

.section__subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

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

.grid {
  display: grid;
  gap: var(--space-6);
}

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

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

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

@media (min-width: 640px) {
  .grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

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

/* Grid gaps */
.grid--gap-4 {
  gap: var(--space-4);
}

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

.grid--gap-12 {
  gap: var(--space-12);
}

/* ============================================
   FLEX UTILITIES
   ============================================ */

.flex {
  display: flex;
}

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

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

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

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

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

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.justify-around {
  justify-content: space-around;
}

.justify-evenly {
  justify-content: space-evenly;
}

.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); }

/* ============================================
   CONTENT WRAPPER
   ============================================ */

.content-wrapper {
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.content-wrapper--narrow {
  max-width: 600px;
}

.content-wrapper--wide {
  max-width: 1000px;
}