:root {
      /* Professional Color Palette - Matching contact.html */
      --primary-navy: #1a237e;
      --primary-blue: #283593;
      --secondary-blue: #3949ab;
      --accent-blue: #3f51b5;
      --light-blue: #e8eaf6;
      
      --accent-orange: #ff6d00;
      --accent-gold: #ffa000;
      --accent-green: #2e7d32;
      
      /* Sophisticated Grays */
      --text-primary: #1a1a1a;
      --text-secondary: #424242;
      --text-tertiary: #757575;
      --text-light: #9e9e9e;
      
      /* Clean Backgrounds */
      --bg-white: #ffffff;
      --bg-light: #fafafa;
      --bg-lighter: #f5f5f5;
      --bg-section: #f8f9fa;
      
      /* Professional Shadows */
      --shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
      --shadow-medium: 0 4px 12px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.03);
      --shadow-strong: 0 8px 32px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.04);
      --shadow-dramatic: 0 16px 48px rgba(0, 0, 0, 0.15), 0 8px 16px rgba(0, 0, 0, 0.06);
      
      /* Refined Transitions */
      --transition-swift: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
      --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      --transition-elegant: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      
      /* Advanced Gradients */
      --gradient-primary: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-blue) 100%);
      --gradient-accent: linear-gradient(135deg, var(--accent-orange) 0%, var(--accent-gold) 100%);
      --gradient-subtle: linear-gradient(135deg, var(--bg-white) 0%, var(--bg-light) 100%);
    }

    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
      line-height: 1.6;
      color: var(--text-primary);
      background-color: var(--bg-light);
      font-size: 16px;
      scroll-behavior: smooth;
      font-weight: 400;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }

    /* PROFESSIONAL HEADER - Matching contact.html */
    .header {
      background: rgba(255, 255, 255, 0.98);
      backdrop-filter: blur(24px);
      -webkit-backdrop-filter: blur(24px);
      box-shadow: var(--shadow-subtle);
      position: fixed;
      top: 0;
      width: 100%;
      z-index: 1000;
      transition: all var(--transition-smooth);
      border-bottom: 1px solid rgba(26, 35, 126, 0.08);
      padding: 0.75rem 0;
    }

    .header.scrolled {
      background: rgba(255, 255, 255, 0.95);
      box-shadow: var(--shadow-medium);
      padding: 0.5rem 0;
    }

    /* SOPHISTICATED LOGO */
    .navbar-brand {
      display: flex;
      align-items: center;
      text-decoration: none;
      transition: all var(--transition-swift);
      padding: 0;
    }

    .navbar-brand:hover {
      transform: translateY(-1px);
    }

    .logo-container {
      display: flex;
      align-items: center;
      gap: 1rem;
    }

    .logo-img {
      height: 45px;
      width: auto;
      max-width: 220px;
      object-fit: contain;
      transition: all var(--transition-swift);
      filter: brightness(1);
    }

    .logo-img:hover {
      filter: brightness(1.05);
    }

    /* Premium Logo Fallback */
    .logo-fallback {
      display: none;
      align-items: center;
      gap: 1rem;
    }

    .logo-symbol {
      width: 45px;
      height: 45px;
      background: var(--gradient-primary);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 1.2rem;
      font-weight: 700;
      box-shadow: var(--shadow-medium);
      position: relative;
      overflow: hidden;
    }

    .logo-symbol::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: var(--gradient-accent);
      opacity: 0;
      transition: opacity var(--transition-swift);
    }

    .logo-symbol:hover::before {
      opacity: 0.2;
    }

    .logo-text-premium {
      display: flex;
      flex-direction: column;
      line-height: 1;
    }

    .brand-name {
      font-family: 'Playfair Display', serif;
      font-size: 1.75rem;
      font-weight: 700;
      color: var(--primary-navy);
      letter-spacing: -0.02em;
      margin: 0;
    }

    .brand-tagline {
      font-family: 'Inter', sans-serif;
      font-size: 0.8rem;
      font-weight: 500;
      color: var(--text-tertiary);
      letter-spacing: 0.05em;
      text-transform: uppercase;
      margin-top: 2px;
    }

    /* REFINED NAVIGATION */
    .navbar-nav {
      gap: 0.5rem;
    }

    .navbar-nav .nav-link {
      font-weight: 500;
      color: var(--text-secondary) !important;
      padding: 0.75rem 1.25rem !important;
      transition: all var(--transition-swift);
      position: relative;
      font-size: 0.95rem;
      border-radius: 6px;
      letter-spacing: 0.01em;
    }

    .navbar-nav .nav-link::before {
      content: '';
      position: absolute;
      bottom: 0;
      left: 50%;
      width: 0;
      height: 2px;
      background: var(--accent-orange);
      transform: translateX(-50%);
      transition: width var(--transition-swift);
    }

    .navbar-nav .nav-link:hover {
      color: var(--primary-navy) !important;
      background: var(--light-blue);
      transform: translateY(-1px);
    }

    .navbar-nav .nav-link:hover::before {
      width: 80%;
    }

    .navbar-nav .nav-link.active {
      color: var(--primary-navy) !important;
      background: var(--light-blue);
      font-weight: 600;
    }

    .navbar-nav .nav-link.active::before {
      width: 80%;
    }

    /* Page Header */
    .page-header {
      background-image: url('./assets/img/hero.png');
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
      color: white;
      padding: 120px 0 80px;
      margin-top: 76px;
      position: relative;
      overflow: hidden;
    }

    .page-header::before {
      display: none;
    }

    .page-header-content {
      position: relative;
      z-index: 2;
      text-align: center;
    }

    .page-header h1 {
      font-family: 'Playfair Display', serif;
      font-size: clamp(2.5rem, 5vw, 3.5rem);
      font-weight: 700;
      margin-bottom: 1.5rem;
      line-height: 1.1;
      letter-spacing: -0.02em;
    }

    .page-header .lead {
      font-size: clamp(1rem, 2.5vw, 1.2rem);
      opacity: 0.9;
      max-width: 800px;
      margin: 0 auto;
      line-height: 1.6;
    }

    .breadcrumb {
      background: rgba(255, 255, 255, 0.1);
      backdrop-filter: blur(10px);
      border-radius: 25px;
      padding: 0.75rem 1.5rem;
      margin-bottom: 2rem;
      justify-content: center;
    }

    .breadcrumb-item {
      color: rgba(255, 255, 255, 0.8);
    }

    .breadcrumb-item.active {
      color: white;
      font-weight: 500;
    }

    .breadcrumb-item + .breadcrumb-item::before {
      color: rgba(255, 255, 255, 0.6);
    }

    /* Main Content */
    .main-content {
      padding: 100px 0;
    }

    /* Search and Filter Bar */
    .filter-bar {
      background: var(--bg-white);
      border-radius: 16px;
      padding: 2rem;
      box-shadow: var(--shadow-medium);
      margin-bottom: 2rem;
      border: 1px solid rgba(26, 35, 126, 0.08);
    }

    .search-box {
      position: relative;
    }

    .search-input {
      border: 2px solid rgba(26, 35, 126, 0.08);
      border-radius: 12px;
      padding: 1rem 1rem 1rem 3rem;
      font-size: 1rem;
      transition: all var(--transition-smooth);
      background: var(--bg-light);
      width: 100%;
      color: var(--text-primary);
    }

    .search-input:focus {
      border-color: var(--accent-orange);
      box-shadow: 0 0 0 3px rgba(255, 109, 0, 0.1);
      background: white;
      outline: none;
    }

    .search-input::placeholder {
      color: var(--text-light);
    }

    .search-icon {
      position: absolute;
      left: 1rem;
      top: 50%;
      transform: translateY(-50%);
      color: var(--text-light);
      z-index: 2;
    }

    .filter-group {
      margin-bottom: 1.5rem;
    }

    .filter-label {
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 0.5rem;
      display: block;
    }

    .filter-select {
      border: 2px solid rgba(26, 35, 126, 0.08);
      border-radius: 8px;
      padding: 0.75rem;
      background: var(--bg-light);
      transition: all var(--transition-smooth);
      width: 100%;
      color: var(--text-primary);
    }

    .filter-select:focus {
      border-color: var(--accent-orange);
      box-shadow: 0 0 0 3px rgba(255, 109, 0, 0.1);
      background: white;
      outline: none;
    }

    .filter-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
      margin-top: 1rem;
    }

    .filter-tag {
      background: var(--gradient-accent);
      color: white;
      padding: 0.5rem 1rem;
      border-radius: 20px;
      font-size: 0.85rem;
      display: flex;
      align-items: center;
      gap: 0.5rem;
      cursor: pointer;
      transition: all var(--transition-smooth);
    }

    .filter-tag:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-medium);
    }

    .clear-filters {
      background: var(--text-light);
      color: white;
      border: none;
      padding: 0.75rem 1.5rem;
      border-radius: 8px;
      font-weight: 500;
      transition: all var(--transition-smooth);
      cursor: pointer;
    }

    .clear-filters:hover {
      background: var(--text-secondary);
      transform: translateY(-2px);
    }

    /* Publications List */
    .publications-container {
      background: var(--bg-white);
      border-radius: 16px;
      padding: 2rem;
      box-shadow: var(--shadow-medium);
      border: 1px solid rgba(26, 35, 126, 0.08);
    }

    .publication-item {
      border-bottom: 1px solid rgba(26, 35, 126, 0.08);
      padding: 2.5rem 0;
      transition: all var(--transition-smooth);
      position: relative;
    }

    .publication-item:last-child {
      border-bottom: none;
      padding-bottom: 0;
    }

    .publication-item:hover {
      background: var(--bg-light);
      margin: 0 -2rem;
      padding-left: 2rem;
      padding-right: 2rem;
      border-radius: 12px;
    }

    .publication-year {
      background: var(--gradient-primary);
      color: white;
      padding: 0.5rem 1rem;
      border-radius: 20px;
      font-size: 0.85rem;
      font-weight: 600;
      display: inline-block;
      margin-bottom: 1rem;
    }

    .publication-title {
      font-family: 'Playfair Display', serif;
      font-size: 1.3rem;
      font-weight: 600;
      color: var(--primary-navy);
      margin-bottom: 1rem;
      line-height: 1.3;
    }

    .publication-title a {
      text-decoration: none;
      color: inherit;
      transition: all var(--transition-smooth);
    }

    .publication-title a:hover {
      color: var(--accent-orange);
    }

    .publication-authors {
      color: var(--text-secondary);
      margin-bottom: 1rem;
      font-size: 0.95rem;
      line-height: 1.5;
    }

    /* Highlighted author name */
    .author-highlight {
      font-weight: 700;
      color: var(--accent-orange);
      background: rgba(255, 109, 0, 0.1);
      padding: 0.2rem 0.4rem;
      border-radius: 4px;
    }

    .publication-journal {
      color: var(--text-primary);
      font-weight: 500;
      margin-bottom: 1rem;
      font-style: italic;
      font-size: 0.95rem;
    }

    .publication-abstract {
      color: var(--text-secondary);
      line-height: 1.7;
      margin-bottom: 1.5rem;
      font-size: 0.95rem;
    }

    .publication-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 1.5rem;
      align-items: center;
      margin-bottom: 1.5rem;
    }

    .meta-item {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      color: var(--text-light);
      font-size: 0.85rem;
      background: var(--bg-light);
      padding: 0.4rem 0.8rem;
      border-radius: 15px;
      border: 1px solid rgba(26, 35, 126, 0.08);
    }

    .meta-item i {
      color: var(--accent-orange);
    }

    .publication-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
      margin-bottom: 1.5rem;
    }

    .publication-tag {
      background: var(--bg-light);
      color: var(--text-secondary);
      padding: 0.4rem 0.8rem;
      border-radius: 15px;
      font-size: 0.8rem;
      border: 1px solid rgba(26, 35, 126, 0.08);
      font-weight: 500;
    }

    .publication-actions {
      display: flex;
      gap: 1rem;
      flex-wrap: wrap;
    }

    .btn-action {
      padding: 0.6rem 1.2rem;
      border-radius: 8px;
      text-decoration: none;
      font-size: 0.9rem;
      font-weight: 500;
      transition: all var(--transition-smooth);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      border: none;
      cursor: pointer;
    }

    .btn-primary-action {
      background: var(--gradient-accent);
      color: white;
    }

    .btn-primary-action:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-medium);
      color: white;
    }

    .btn-secondary-action {
      background: var(--bg-light);
      color: var(--text-secondary);
      border: 1px solid rgba(26, 35, 126, 0.08);
    }

    .btn-secondary-action:hover {
      background: rgba(26, 35, 126, 0.08);
      color: var(--text-primary);
      transform: translateY(-2px);
    }

    /* Sidebar */
    .sidebar {
      position: sticky;
      top: 100px;
    }

    .sidebar-card {
      background: var(--bg-white);
      border-radius: 16px;
      padding: 2rem;
      box-shadow: var(--shadow-medium);
      margin-bottom: 2rem;
      border: 1px solid rgba(26, 35, 126, 0.08);
    }

    .sidebar-title {
      font-family: 'Playfair Display', serif;
      font-size: 1.25rem;
      font-weight: 600;
      color: var(--primary-navy);
      margin-bottom: 1.5rem;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1.5rem;
      margin-bottom: 2rem;
    }

    .stat-item {
      text-align: center;
      padding: 1.5rem 1rem;
      background: var(--bg-light);
      border-radius: 12px;
      border: 1px solid rgba(26, 35, 126, 0.08);
      transition: all var(--transition-smooth);
    }

    .stat-item:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-medium);
    }

    .stat-number {
      font-family: 'Playfair Display', serif;
      font-size: 2rem;
      font-weight: 700;
      color: var(--accent-orange);
      margin-bottom: 0.5rem;
      display: block;
    }

    .stat-label {
      font-size: 0.85rem;
      color: var(--text-secondary);
      font-weight: 500;
    }

    .research-areas {
      margin-bottom: 2rem;
    }

    .research-area {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 0.75rem 0;
      border-bottom: 1px solid rgba(26, 35, 126, 0.08);
    }

    .research-area:last-child {
      border-bottom: none;
    }

    .area-name {
      color: var(--text-primary);
      font-weight: 500;
    }

    .area-count {
      background: var(--gradient-accent);
      color: white;
      padding: 0.25rem 0.75rem;
      border-radius: 12px;
      font-size: 0.8rem;
      font-weight: 600;
    }

    .timeline-years {
      display: flex;
      flex-direction: column;
      gap: 0.5rem;
    }

    .timeline-year {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 0.75rem 1rem;
      background: var(--bg-light);
      border-radius: 8px;
      cursor: pointer;
      transition: all var(--transition-smooth);
      border: 1px solid rgba(26, 35, 126, 0.08);
    }

    .timeline-year:hover {
      background: var(--accent-orange);
      color: white;
    }

    .timeline-year.active {
      background: var(--primary-navy);
      color: white;
    }

    .year-label {
      font-weight: 500;
    }

    .year-count {
      font-size: 0.85rem;
      opacity: 0.8;
    }

    .export-options {
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }

    .export-btn {
      background: var(--bg-light);
      border: 1px solid rgba(26, 35, 126, 0.08);
      padding: 0.75rem 1rem;
      border-radius: 8px;
      text-decoration: none;
      color: var(--text-primary);
      transition: all var(--transition-smooth);
      display: flex;
      align-items: center;
      gap: 0.5rem;
      font-weight: 500;
    }

    .export-btn:hover {
      background: var(--accent-orange);
      color: white;
      border-color: var(--accent-orange);
      transform: translateY(-2px);
    }

    /* Pagination */
    .pagination-container {
      margin-top: 3rem;
      display: flex;
      justify-content: center;
    }

    .pagination {
      background: var(--bg-white);
      border-radius: 12px;
      padding: 1rem;
      box-shadow: var(--shadow-subtle);
      border: 1px solid rgba(26, 35, 126, 0.08);
    }

    .page-link {
      border: 1px solid rgba(26, 35, 126, 0.08);
      color: var(--text-secondary);
      padding: 0.75rem 1rem;
      margin: 0 0.25rem;
      border-radius: 8px;
      transition: all var(--transition-smooth);
      text-decoration: none;
    }

    .page-link:hover {
      background: var(--accent-orange);
      border-color: var(--accent-orange);
      color: white;
      transform: translateY(-2px);
    }

    .page-item.active .page-link {
      background: var(--primary-navy);
      border-color: var(--primary-navy);
      color: white;
    }

    /* Results Counter */
    .results-info {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 2rem;
      flex-wrap: wrap;
      gap: 1rem;
    }

    .results-count {
      color: var(--text-secondary);
      font-size: 0.95rem;
    }

    .sort-options {
      display: flex;
      align-items: center;
      gap: 1rem;
    }

    .sort-label {
      color: var(--text-secondary);
      font-size: 0.9rem;
    }

    .sort-select {
      border: 1px solid rgba(26, 35, 126, 0.08);
      border-radius: 6px;
      padding: 0.5rem 0.75rem;
      background: white;
      color: var(--text-primary);
      font-size: 0.9rem;
    }

    /* PREMIUM FOOTER - Matching contact.html */
    .footer {
      background: var(--primary-navy);
      color: white;
      position: relative;
      overflow: hidden;
    }

    .footer::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: var(--gradient-accent);
    }

    .footer-main {
      padding: 5rem 0 3rem;
    }

    .footer-brand-section {
      margin-bottom: 3rem;
    }

    .footer-logo-container {
      margin-bottom: 2rem;
    }

    .footer-logo {
      height: 50px;
      width: auto;
      max-width: 250px;
      filter: brightness(0) invert(1);
      transition: all var(--transition-swift);
    }

    .footer-logo:hover {
      filter: brightness(0) invert(1) drop-shadow(0 0 8px rgba(255, 109, 0, 0.3));
    }

    .footer-brand-fallback {
      display: none;
      align-items: center;
      gap: 1rem;
    }

    .footer-brand-text {
      font-family: 'Playfair Display', serif;
      font-size: 2rem;
      font-weight: 700;
      color: white;
      margin: 0;
    }

    .footer-tagline {
      font-size: 1.1rem;
      color: rgba(255, 255, 255, 0.8);
      margin-bottom: 1.5rem;
      font-weight: 500;
    }

    .footer-description {
      color: rgba(255, 255, 255, 0.7);
      line-height: 1.6;
      max-width: 400px;
      margin-bottom: 2rem;
    }

    .footer-section h5 {
      font-family: 'Playfair Display', serif;
      font-weight: 600;
      color: white;
      margin-bottom: 1.5rem;
      font-size: 1.2rem;
    }

    .footer-links {
      list-style: none;
      padding: 0;
    }

    .footer-links li {
      margin-bottom: 0.75rem;
    }

    .footer-links a {
      color: rgba(255, 255, 255, 0.7);
      text-decoration: none;
      transition: all var(--transition-swift);
      display: flex;
      align-items: center;
      gap: 0.5rem;
      font-size: 0.95rem;
    }

    .footer-links a:hover {
      color: var(--accent-orange);
      transform: translateX(4px);
    }

    .social-links {
      display: flex;
      gap: 1rem;
      margin-top: 2rem;
    }

    .social-link {
      width: 50px;
      height: 50px;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      text-decoration: none;
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.2);
      transition: all var(--transition-smooth);
      color: rgba(255, 255, 255, 0.8);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
    }

    .social-link:hover {
      background: var(--accent-orange);
      border-color: var(--accent-orange);
      transform: translateY(-2px);
      color: white;
      box-shadow: var(--shadow-medium);
    }

    .contact-info {
      margin-bottom: 2rem;
    }

    .contact-item {
      display: flex;
      align-items: flex-start;
      gap: 1rem;
      margin-bottom: 1.5rem;
      color: rgba(255, 255, 255, 0.8);
    }

    .contact-icon-footer {
      color: var(--accent-orange);
      width: 20px;
      text-align: center;
      margin-top: 2px;
      flex-shrink: 0;
    }

    .newsletter-section {
      background: rgba(255, 255, 255, 0.05);
      border-radius: 16px;
      padding: 2rem;
      border: 1px solid rgba(255, 255, 255, 0.1);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
    }

    .newsletter-title {
      font-family: 'Playfair Display', serif;
      font-weight: 600;
      margin-bottom: 1rem;
      color: white;
      font-size: 1.1rem;
    }

    .newsletter-description {
      color: rgba(255, 255, 255, 0.8);
      font-size: 0.9rem;
      margin-bottom: 1.5rem;
      line-height: 1.5;
    }

    .newsletter-form {
      display: flex;
      gap: 0.75rem;
      flex-direction: column;
    }

    .newsletter-input {
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.2);
      color: white;
      border-radius: 8px;
      padding: 0.75rem 1rem;
      font-size: 0.95rem;
      transition: all var(--transition-swift);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
    }

    .newsletter-input:focus {
      outline: none;
      border-color: var(--accent-orange);
      background: rgba(255, 255, 255, 0.15);
      box-shadow: 0 0 0 3px rgba(255, 109, 0, 0.1);
    }

    .newsletter-input::placeholder {
      color: rgba(255, 255, 255, 0.6);
    }

    .newsletter-btn {
      background: var(--gradient-accent);
      border: none;
      color: white;
      padding: 0.75rem 1.5rem;
      border-radius: 8px;
      font-weight: 500;
      transition: all var(--transition-smooth);
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      width: 100%;
      font-size: 0.95rem;
      box-shadow: var(--shadow-medium);
      margin-top: 0.5rem;
    }

    .newsletter-btn:hover {
      transform: translateY(-1px);
      box-shadow: var(--shadow-strong);
      background: linear-gradient(135deg, #ff8f00 0%, #ffb300 100%);
    }

    .newsletter-btn:focus {
      outline: 2px solid var(--accent-orange);
      outline-offset: 2px;
    }

    .newsletter-btn i {
      font-size: 0.9rem;
    }

    .footer-bottom {
      background: rgba(0, 0, 0, 0.3);
      padding: 2rem 0;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer-bottom-content {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 1rem;
    }

    .copyright {
      color: rgba(255, 255, 255, 0.6);
      margin: 0;
      font-size: 0.9rem;
    }

    .footer-bottom-links {
      display: flex;
      gap: 2rem;
    }

    .footer-bottom-links a {
      color: rgba(255, 255, 255, 0.6);
      text-decoration: none;
      transition: color var(--transition-swift);
      font-size: 0.9rem;
    }

    .footer-bottom-links a:hover {
      color: var(--accent-orange);
    }

    /* Scroll to Top */
    .scroll-to-top {
      position: fixed;
      bottom: 30px;
      right: 30px;
      background: var(--gradient-accent);
      color: white;
      border: none;
      border-radius: 50%;
      width: 60px;
      height: 60px;
      display: none;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      transition: all var(--transition-smooth);
      z-index: 1000;
      box-shadow: var(--shadow-strong);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
    }

    .scroll-to-top:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-dramatic);
    }

    .scroll-to-top.show {
      display: flex;
    }

    /* ANIMATIONS */
    .fade-in-up {
      opacity: 0;
      transform: translateY(30px);
      transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .fade-in-up.visible {
      opacity: 1;
      transform: translateY(0);
    }

    /* RESPONSIVE DESIGN */
    @media (max-width: 992px) {
      .main-content {
        padding: 80px 0;
      }
    }

    @media (max-width: 768px) {
      .header {
        padding: 0.5rem 0;
      }

      .logo-img {
        height: 35px;
        max-width: 180px;
      }

      .page-header {
        padding: 100px 0 60px;
      }

      .filter-bar {
        padding: 1.5rem;
      }

      .publications-container {
        padding: 1.5rem;
      }

      .publication-item {
        padding: 1.5rem 0;
      }

      .sidebar-card {
        padding: 1.5rem;
      }

      .stats-grid {
        grid-template-columns: 1fr;
      }

      .results-info {
        flex-direction: column;
        align-items: flex-start;
      }

      .publication-actions {
        flex-direction: column;
      }

      .publication-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
      }

      .publication-title {
        font-size: 1.1rem;
      }

      .publication-authors {
        font-size: 0.9rem;
      }

      .footer-main {
        padding: 4rem 0 2rem;
      }

      .footer-bottom-content {
        flex-direction: column;
        text-align: center;
      }

      .footer-bottom-links {
        justify-content: center;
        flex-wrap: wrap;
      }

      .social-links {
        justify-content: center;
      }
    }

    @media (max-width: 576px) {
      .filter-tags {
        flex-direction: column;
      }

      .publication-tags {
        flex-direction: column;
        align-items: flex-start;
      }

      .footer-bottom-content {
        flex-direction: column;
        text-align: center;
      }
    }

    /* ACCESSIBILITY */
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
      }
    }

    @media (prefers-contrast: high) {
      :root {
        --primary-navy: #000000;
        --accent-orange: #ff4500;
        --text-primary: #000000;
        --bg-white: #ffffff;
      }
    }

    /* FOCUS STATES */
    *:focus-visible {
      outline: 2px solid var(--accent-orange);
      outline-offset: 2px;
    }

    .skip-link {
      position: absolute;
      top: -40px;
      left: 6px;
      background: var(--primary-navy);
      color: white;
      padding: 8px 16px;
      text-decoration: none;
      border-radius: 4px;
      z-index: 1002;
      transition: top var(--transition-swift);
      font-weight: 600;
    }

    .skip-link:focus {
      top: 6px;
    }