.command-center {
    margin-top: 4rem;
    padding-block: 2rem;
  }
  
  .command-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
  }
  
  .command-tabs button {
    background: var(--clr-light);
    border: 1px solid var(--clr-border);
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s ease-in-out;
  }
  
  .command-tabs button[aria-selected="true"] {
    background: var(--clr-primary);
    color: #fff;
    border-color: var(--clr-primary);
  }
  
  .command-panel {
    display: none;
    animation: fadeIn 0.3s ease-in-out forwards;
  }
  
  .command-panel[hidden] {
    display: none;
  }
  
  .command-panel:not([hidden]) {
    display: block;
  }
  
  .knowledge-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1.5rem;
    text-align: center;
    margin-top: 2rem;
  }
  
  .knowledge-links .card-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.25rem;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--clr-text);
    background-color: var(--clr-bg-alt);
    transition: background 0.2s ease;
  }
  
  .knowledge-links .card-link:hover {
    background-color: var(--clr-hover);
  }
  
  .knowledge-links .card-link i {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
  }
  
  @keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
  }
  
  .command-center--split {
    margin-top: 4rem;
  }
  
  .command-center__wrapper {
    display: flex;
    gap: 2rem;
    flex-direction: row-reverse;
    align-items: flex-start;
  }
  
  .command-center__nav {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 220px;
  }
  
  .command-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background-color: var(--clr-bg-alt);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    transition: background 0.2s ease-in-out;
  }
  
  .command-link:hover,
  .command-link.active {
    background-color: var(--clr-hover);
    color: var(--clr-primary);
    border-color: var(--clr-primary);
  }
  
  .command-center__content {
    flex: 1;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    background-color: var(--clr-bg-alt);
    min-height: 250px;
    box-shadow: var(--shadow-md);
  }
  
  .command-placeholder {
    text-align: center;
    color: var(--clr-text-light);
    font-style: italic;
  }
  
  @media (max-width: 768px) {
    .command-center__wrapper {
      flex-direction: column;
    }
  
    .command-center__nav {
      flex-direction: row;
      width: 100%;
      justify-content: space-around;
    }
  
    .command-link {
      flex: 1;
      text-align: center;
    }
  }