/* ============================================
   LAYOUT.CSS - Container, Grid & Sections
   ============================================ */

/* Container */
.container {
  width: 100%;
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.container-sm {
  max-width: 800px;
}

.container-lg {
  max-width: 1400px;
}

/* Grid System */
.grid {
  display: grid;
  gap: 24px;
}

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

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

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

.grid-auto {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* Flex Utilities */
.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

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

.gap-sm { gap: 8px; }
.gap-md { gap: 16px; }
.gap-lg { gap: 24px; }
.gap-xl { gap: 32px; }

/* Sections */
.section {
  padding-top: var(--spacing-section);
  padding-bottom: var(--spacing-section);
}

.section-sm {
  padding-top: var(--spacing-section-sm);
  padding-bottom: var(--spacing-section-sm);
}

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

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

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

/* Section Header */
.section-header {
  text-align: center;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 48px;
}

.section-header h2 {
  margin-bottom: 16px;
}

.section-header p {
  color: var(--color-text-muted);
  font-size: 1.125rem;
}

/* Page Header (iç sayfalar için) */
.page-header {
  background-color: var(--color-bg-secondary);
  padding: 60px 0;
  text-align: center;
  margin-bottom: var(--spacing-section);
}

.page-header h1 {
  margin-bottom: 12px;
}

.page-header p {
  color: var(--color-text-muted);
  font-size: 1.125rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Responsive Grid */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .section {
    padding-top: var(--spacing-section-sm);
    padding-bottom: var(--spacing-section-sm);
  }

  .section-header {
    margin-bottom: 32px;
  }
}

/* Two Column Layout */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.two-col-reverse {
  direction: rtl;
}

.two-col-reverse > * {
  direction: ltr;
}

@media (max-width: 768px) {
  .two-col {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .two-col-reverse {
    direction: ltr;
  }
}

/* Spacing Utilities */
.mt-sm { margin-top: 8px; }
.mt-md { margin-top: 16px; }
.mt-lg { margin-top: 24px; }
.mt-xl { margin-top: 32px; }

.mb-sm { margin-bottom: 8px; }
.mb-md { margin-bottom: 16px; }
.mb-lg { margin-bottom: 24px; }
.mb-xl { margin-bottom: 32px; }

.py-section {
  padding-top: var(--spacing-section);
  padding-bottom: var(--spacing-section);
}