.drawer-overlay {
    position: fixed;
    inset: 0;
    z-index: 500;
    background: rgba(15, 23, 42, 0.34);
    opacity: 0;
    transition: opacity 220ms ease;
  }
  
  .drawer-overlay.open {
    opacity: 1;
  }
  
  .drawer {
    position: fixed;
    top: 0;
    right: 0;
    z-index: 520;
    display: flex;
    width: min(520px, 100vw);
    height: 100vh;
    flex-direction: column;
    border-left: 1px solid var(--border);
    background: var(--surface);
    box-shadow: var(--shadow-lg);
    transform: translateX(100%);
    transition: transform 220ms ease;
  }
  
  .drawer.open {
    transform: translateX(0);
  }
  
  .drawer-header {
    display: flex;
    min-height: 82px;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 20px;
    border-bottom: 1px solid var(--border);
  }
  
  .drawer-header h3 {
    margin: 0;
    font-size: 20px;
  }
  
  .drawer-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
  }