/* Apple-inspired system font stack & general resets */
    body, button, input {
      font-family: -apple-system, BlinkMacSystemFont, "San Francisco", "Helvetica Neue", Roboto, sans-serif;
      margin: 0;
      padding: 0;
      background-color: var(--bg-light);
      color: var(--text-color);
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }
    /* Container */
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 40px 20px;
    }
    /* Nav Tabs */
    .nav-tabs {
      margin-bottom: 30px;
      border-bottom: 2px solid var(--c-dee2e6);
    }
    .nav-tabs .nav-link {
      font-weight: 600;
      color: var(--color-primary);
      padding: 10px 15px;
    }
    .nav-tabs .nav-link.active {
      background-color: var(--bg-card);
      border: 2px solid var(--color-primary);
      border-bottom-color: transparent;
      border-radius: 8px 8px 0 0;
    }
    /* Section Blocks */
    .section-block {
      background-color: var(--bg-card);
      border-radius: 12px;
      padding: 40px 30px;
      margin-bottom: 40px;
      box-shadow: 0 1px 3px rgba(0,0,0,0.08);
    }
    .section-block h2 {
      display: flex;
      align-items: center;
      font-weight: 600;
      margin-bottom: 20px;
      font-size: 1.5rem;
    }
    .section-block h2 .bi {
      margin-right: 10px;
      font-size: 1.3rem;
      color: var(--color-primary);
    }
    .section-block p {
      font-size: 1rem;
      line-height: 1.6;
      margin-bottom: 0;
    }
    /* Step Card Styling */
    .step-card {
      background-color: var(--bg-card);
      border: none;
      border-radius: 12px;
      padding: 30px;
      margin-bottom: 20px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.08);
      transition: transform 0.2s, box-shadow 0.2s;
    }
    .step-card:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 16px rgba(0,0,0,0.12);
    }
    .step-card .step-icon {
      font-size: 2rem;
      color: var(--color-primary);
    }
    .step-card h5 {
      margin-top: 10px;
      font-weight: 600;
      font-size: 1.25rem;
    }
    .step-card p {
      font-size: 0.95rem;
      margin: 0;
    }
    /* Collapsible Journals Section */
    .collapse-header {
      cursor: pointer;
      font-weight: 600;
      color: var(--color-primary);
      margin-top: 15px;
      display: flex;
      align-items: center;
      background: none;
      border: none;
      padding: 0;
    }
    .collapse-header .bi {
      margin-right: 8px;
      transition: transform 0.3s;
    }
    .journals-tiles {
      display: flex;
      flex-wrap: wrap;
      gap: 15px;
      margin-top: 15px;
    }
    .journal-tile {
      flex: 1 1 150px;
      background-color: var(--bg-light);
      padding: 10px 15px;
      border-radius: 8px;
      text-align: center;
      font-weight: 600;
      color: var(--color-primary);
    }
    /* Altmetric Score Info Box */
    .altmetric-info {
      background-color: var(--c-e9f5ff);
      border: 1px solid var(--color-primary);
      border-radius: 8px;
      padding: 15px;
      margin-top: 15px;
      font-size: 0.95rem;
    }
[data-theme='dark'] .altmetric-info {
      background-color: var(--bg-card);
      color: var(--text-color);
}
    .altmetric-info h6 {
      font-weight: 600;
      margin-bottom: 8px;
      color: var(--color-primary);
    }
    /* User Preferences Explanation */
    .settings-info {
      background-color: var(--bg-light);
      border-radius: 8px;
      padding: 15px;
      margin-top: 15px;
      font-size: 0.95rem;
    }
    .settings-info h6 {
      font-weight: 600;
      margin-bottom: 8px;
      color: var(--color-primary);
    }
    /* Responsive Adjustments */
    @media (max-width: 767px) {
      .container {
        padding: 20px 10px;
      }
      .section-block {
        padding: 30px 20px;
      }
      .section-block h2 {
        font-size: 1.3rem;
      }
      .section-block p {
        font-size: 0.95rem;
      }
      .step-card {
        padding: 20px;
      }
      .step-card h5 {
        font-size: 1.1rem;
      }
      .journals-tiles .journal-tile {
        flex: 1 1 120px;
        font-size: 0.95rem;
      }
    }
    @media (max-width: 576px) {
      .nav-tabs .nav-link {
        font-size: 0.9rem;
      }
    }
    /* Subtle Animations */
    .animate__animated {
      animation-duration: 0.8s;
    }