/* 主容器 - WOS简洁学术风格 */
.citation_display {
    font-family: Arial, Helvetica, sans-serif;
    padding: 0;
    background: #ffffff;
    max-width: 100%;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* 标题 - WOS风格 */
.citation_display h2,
.citation_display h3 {
    font-size: 14px;
    font-weight: bold;
    color: #000000;
    margin: 0 0 12px 0;
    padding: 0;
    text-transform: none;
}

/* 引用文本显示区域 - WOS标准格式 */
.citation_display .citation_output,
#citationOutput {
    background: #ffffff;
    border: none;
    padding: 0;
    margin: 0 0 16px 0;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 13px;
    line-height: 1.5;
    color: #000000;
    /* 强制换行 */
    word-wrap: break-word;
    overflow-wrap: break-word;
    word-break: break-word;
    max-width: 100%;
}

/* 引用文本 - WOS标准排版 */
.citation_display .csl-entry,
.citation_display p {
    margin: 0 0 8px 0;
    padding: 0;
    word-wrap: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
}

/* 期刊名斜体 - WOS标准 */
#citationOutput em,
#citationOutput i,
.citation_display .journal-title {
    font-style: italic;
    font-weight: normal;
}

/* 卷号粗体 - WOS标准 */
#citationOutput .volume,
.citation_display strong {
    font-weight: bold;
    font-style: normal;
}

/* 链接样式 - WOS蓝色链接 */
.citation_display a,
.citation_display a[href] {
    color: #0645ad;
    text-decoration: none;
    /* 强制长链接换行 */
    word-wrap: break-word;
    overflow-wrap: break-word;
    word-break: break-all;
    display: inline;
    max-width: 100%;
}

.citation_display a[href]:hover {
    color: #0645ad;
    text-decoration: underline;
}

.citation_display a[href]:visited {
    color: #663399;
}

/* 隐藏不必要元素 */
.citation_display .csl-left-margin {
    display: none;
}

.citation_display [aria-hidden="true"] {
    display: none;
}

/* More Citation Formats 按钮 - WOS风格 */
.citation_display .citation_formats {
    margin-top: 16px;
    border: 1px solid #c8c8c8;
    border-radius: 0;
    background: #ffffff;
}

.citation_display .citation_formats_button {
    position: relative;
    background: #f5f5f5;
    border: none;
    border-bottom: 1px solid #c8c8c8;
    padding: 8px 12px;
    width: 100%;
    text-align: left;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 13px;
    font-weight: normal;
    color: #333333;
    cursor: pointer;
    transition: background 0.2s ease;
}

.citation_display .citation_formats_button:hover {
    background: #e8e8e8;
}

.citation_display .citation_formats_button:after {
    font: normal normal normal 12px/1 FontAwesome;
    content: "\f0d7";
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #666666;
}

.citation_display .citation_formats_button[aria-expanded="true"]:after {
    content: "\f0d8";
}

.citation_display .citation_formats_button:focus {
    outline: 1px dotted #333333;
    outline-offset: -2px;
}

/* 格式列表 - WOS简洁风格 */
.citation_display .citation_formats_styles {
    margin: 0;
    padding: 0;
    list-style: none;
    background: #ffffff;
}

.citation_display .citation_formats_styles a {
    display: block;
    padding: 8px 12px;
    border-top: 1px solid #e8e8e8;
    text-decoration: none;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 12px;
    color: #333333;
    transition: background 0.15s ease;
}

.citation_display .citation_formats_styles a:hover {
    background: #f5f5f5;
    color: #0645ad;
}

.citation_display .citation_formats_styles a:focus {
    outline: 1px dotted #333333;
    outline-offset: -2px;
    background: #f0f0f0;
}

.citation_display .citation_formats_styles li:last-child a {
    border-bottom: none;
}

/* 标签/分类 - WOS风格 */
.citation_display .citation_formats_list .label {
    padding: 8px 12px 6px;
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    font-size: 11px;
    color: #666666;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: #fafafa;
}

.citation_display .citation_formats_styles + .label {
    border-top: 1px solid #e8e8e8;
}

/* 淡入动画 */
#citationOutput.fade-in {
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* DOI和URL样式 */
.citation_display .doi,
.citation_display .url {
    word-wrap: break-word;
    overflow-wrap: break-word;
    word-break: break-all;
}

/* 作者列表 */
.citation_display .author {
    font-weight: normal;
}

/* 年份 */
.citation_display .year {
    font-weight: normal;
}

/* 页码范围 */
.citation_display .pages {
    font-weight: normal;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .citation_display {
        font-size: 12px;
    }
    
    .citation_display .citation_output,
    #citationOutput {
        font-size: 12px;
    }
}

/* 打印样式 - 学术论文打印需求 */
@media print {
    .citation_display {
        color: #000000;
        background: #ffffff;
    }
    
    .citation_display a {
        color: #000000;
        text-decoration: none;
    }
    
    .citation_display .citation_formats {
        display: none;
    }
}