.content-editor-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  align-items: start;
}

.content-editor-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.content-editor-tab {
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.content-editor-tab:hover {
  color: var(--text);
  border-color: color-mix(in srgb, var(--primary) 35%, var(--border));
}

.content-editor-tab.active {
  background: color-mix(in srgb, var(--primary) 12%, var(--surface));
  border-color: color-mix(in srgb, var(--primary) 45%, var(--border));
  color: var(--primary);
}

.content-editor-panel {
  padding: 1rem;
}

.content-editor-panel h2 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
}

.content-editor-mount .toastui-editor-defaultUI {
  border-radius: var(--radius-md);
  border-color: var(--border);
  overflow: hidden;
}

.content-preview-panel {
  padding: 1rem;
  background: var(--surface-2);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  min-height: 420px;
}

.content-preview-panel h2 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  color: var(--text-muted);
}

.promo-codes-grid {
  display: grid;
  gap: 1rem;
}

@media (max-width: 960px) {
  .content-editor-layout {
    grid-template-columns: 1fr;
  }
}

.promo-code-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.25rem;
  align-items: start;
}

.promo-code-image {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: var(--radius-md);
  background: var(--surface-2);
}

.promo-code-badge {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--primary) 15%, transparent);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.promo-code-title {
  margin: 0 0 0.25rem;
  font-size: 1.05rem;
}

.promo-code-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin: 0.75rem 0;
}

.promo-code-value {
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}

.promo-preview-card {
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 1rem;
  background: var(--surface);
}

@media (max-width: 640px) {
  .promo-code-card {
    grid-template-columns: 1fr;
  }
}