body {
  background-color: var(--color-bg);
  color: var(--color-text);
  overflow-x: hidden;
  transition: background-color var(--duration-normal), color var(--duration-normal);
}

.section {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl) var(--space-lg);
  z-index: var(--z-content);
}

.section__title {
  margin-bottom: var(--space-sm);
  text-align: center;
}

.section__subtitle {
  color: var(--color-text-muted);
  text-align: center;
  font-style: italic;
  margin-bottom: var(--space-3xl);
  font-family: var(--font-serif);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

/* Responsive helpers */
@media (max-width: 639px) {
  .section {
    padding: var(--space-xl) var(--space-md);
  }
  .hide-mobile {
    display: none !important;
  }
}

@media (min-width: 640px) {
  .hide-tablet-up {
    display: none !important;
  }
}