.publication-item {
    padding: 40px 0;
    border-bottom: 1px solid #e5e5e5;
}

.publication-item:last-child {
    border-bottom: 0;
}

.publication-citation {
    font-size: 17px;
    line-height: 1.9;
    color: #333;
}

.publication-citation strong {
    font-weight: 700;
}

.publication-citation em {
    font-style: italic;
}

.publication-citation a {
    color: #2b78c2;
    text-decoration: none;
}

.publication-citation a:hover {
    text-decoration: underline;
}

.publication-actions {
    margin-top: 18px;
}

.btn-bibtex {
    display: inline-flex;
    align-items: center;
    gap: 8px;

    padding: 10px 18px;

    border: 1px solid #d9d9d9;
    border-radius: 4px;

    background: #fff;

    cursor: pointer;

    transition: all 0.2s ease;

    font-size: 14px;
    font-weight: 600;
}

.btn-bibtex:hover {
    background: #f5f5f5;
}

.bibtex-container {
    display: none;

    margin-top: 20px;

    border: 1px solid #d9d9d9;
    border-radius: 4px;

    overflow: hidden;

    background: #fafafa;

    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.bibtex-container.is-open {
    display: block;
}

.bibtex-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;

    padding: 10px 15px;

    background: #f0f0f0;

    border-bottom: 1px solid #d9d9d9;
}

.download-bibtex {
    width: 38px;
    height: 38px;

    display: flex;
    align-items: center;
    justify-content: center;

    border: 1px solid #d0d0d0;
    border-radius: 4px;

    background: #fff;

    cursor: pointer;

    transition: all 0.2s ease;
}

.download-bibtex:hover {
    background: #f5f5f5;
}

.bibtex-code {
    margin: 0;
    padding: 24px;

    overflow-x: auto;

    white-space: pre;

    font-family: Consolas, Monaco, monospace;
    font-size: 14px;
    line-height: 1.8;

    background: #fafafa;
    color: #333;
}