/* ============================================
 * Layout — Grid, Sections, Responsive
 * ============================================ */

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

.section {
  padding: 48px 0;
  position: relative;
}

@media (min-width: 768px) {
  .section { padding: 64px 0; }
}

@media (min-width: 1024px) {
  .section { padding: 80px 0; }
}

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

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

.section--dark h2,
.section--dark h3 {
  color: var(--color-text-on-dark);
}

.section--dark p,
.section--dark .text-body-lg {
  color: var(--color-text-on-dark-secondary);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-header .text-caption {
  margin-bottom: var(--space-sm);
}

.section-header h2 {
  margin-bottom: var(--space-lg);
}

/* Dekorative Linie unter Section-Header */
.section-header h2::after {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--color-text-muted);
  opacity: 0.4;
  margin: var(--space-md) auto 0;
}

.section-header p {
  max-width: 600px;
  margin: 0 auto;
  color: var(--color-text-secondary);
}

/* --- Grid --- */
.grid {
  display: grid;
  gap: var(--space-xl);
}

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

@media (min-width: 640px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

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

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

/* --- Split Layout --- */
.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

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

.split--reverse .split-visual {
  order: -1;
}

@media (max-width: 767px) {
  .split--reverse .split-visual {
    order: 0;
  }
}

/* --- Utilities --- */
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.max-w-narrow { max-width: 640px; }
.max-w-medium { max-width: 800px; }