.broadcast-layout {
    display: grid;
    grid-template-columns: 1fr 360px;
    flex: 1;
    overflow: hidden;
    gap: 0;
  }
  .bc-list {
    overflow-y: auto;
    border-right: 1px solid var(--color-border);
    background: var(--color-bg-surface);
  }
  .bc-item {
    padding: 15px 20px;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
  }
  .bc-form {
    padding: 24px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
    background: var(--color-bg-page);
  }
  @media (max-width: 768px) {
    .broadcast-layout {
      grid-template-columns: 1fr;
    }
    .bc-list {
      border-right: none;
      border-bottom: 1px solid var(--color-border);
      max-height: 200px;
    }
    .bc-form {
      padding: 16px;
    }
  }