/* Header */
header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--accent-light);
    background: #fff;
  }
  header .logo img { height: 46px; }
  header h1 {
    font-size: 1.2rem;
    font-weight: 600;
    text-align: center;
    flex: 1;
    margin: 0 12px;
  }