/**
 * LAYOUT
 */

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.container-narrow {
  max-width: var(--container-narrow);
}

.container-full {
  max-width: none;
  padding: 0;
}

/* ==========================================
   SECTIONS
   ========================================== */

.section {
  padding: var(--section-padding) 0;
  position: relative;
}

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

.section-accent {
  background: var(--accent);
  color: var(--text-on-accent);
}

/* ==========================================
   GRID SYSTEMS
   ========================================== */

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

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

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

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

@media (min-width: 600px) {
  .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(2, 1fr);
}

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

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

/* Asymmetric layout */
.grid-feature {
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .grid-feature {
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-12);
  }
}

.grid-feature-reverse {
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .grid-feature-reverse {
    grid-template-columns: 1fr 1.2fr;
    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-end {
  justify-content: flex-end;
}

.gap-2 {
  gap: var(--space-2);
}
.gap-4 {
  gap: var(--space-4);
}
.gap-6 {
  gap: var(--space-6);
}
.gap-8 {
  gap: var(--space-8);
}
.gap-12 {
  gap: var(--space-12);
}

/* ==========================================
   SPACING UTILITIES
   ========================================== */

.mt-0 {
  margin-top: 0;
}
.mt-4 {
  margin-top: var(--space-4);
}
.mt-8 {
  margin-top: var(--space-8);
}
.mt-12 {
  margin-top: var(--space-12);
}
.mt-16 {
  margin-top: var(--space-16);
}

.mb-0 {
  margin-bottom: 0;
}
.mb-4 {
  margin-bottom: var(--space-4);
}
.mb-8 {
  margin-bottom: var(--space-8);
}
.mb-12 {
  margin-bottom: var(--space-12);
}
.mb-16 {
  margin-bottom: var(--space-16);
}

/* ==========================================
   HORIZONTAL SCROLL CAROUSEL
   ========================================== */

.carousel-container {
  overflow: hidden;
  margin: 0 calc(var(--container-padding) * -1);
  padding: 0 var(--container-padding);
}

.carousel {
  display: flex;
  gap: var(--space-6);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding-bottom: var(--space-4);
}

.carousel::-webkit-scrollbar {
  display: none;
}

.carousel-item {
  flex: 0 0 85%;
  scroll-snap-align: start;
}

@media (min-width: 768px) {
  .carousel-item {
    flex: 0 0 45%;
  }
}

@media (min-width: 1024px) {
  .carousel-item {
    flex: 0 0 30%;
  }
}

.carousel-nav {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.carousel-btn {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--accent);
  color: var(--text-on-accent);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.carousel-btn:hover {
  background: var(--accent-hover);
  transform: scale(1.05);
}

.carousel-btn svg {
  width: 20px;
  height: 20px;
}