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

/* Media placeholder */
.media-placeholder {
  background: var(--color-bg-secondary);
  border: 1px dashed var(--color-border);
  border-radius: var(--card-border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-family: var(--font-family-mono);
  width: 100%;
}

.media-placeholder[data-aspect="16/9"] { aspect-ratio: 16 / 9; }
.media-placeholder[data-aspect="4/3"]  { aspect-ratio: 4 / 3; }
.media-placeholder[data-aspect="1/1"]  { aspect-ratio: 1 / 1; }