.publication-card {
    transition: all 0.3s ease;
    border-left: 4px solid transparent;
}
.publication-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    border-left-color: #CB9A1C;
}
.citation-badge {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}
.filter-card {
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}