/* 术语链接样式 */
.term-link {
    color: #1a4a8a;
    text-decoration: none;
    border-bottom: 1px dashed #b0c8e8;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}
.term-link:hover {
    color: #c0392b;
    border-bottom-color: #c0392b;
}

/* 悬浮弹窗 */
.term-popup {
    position: fixed;
    z-index: 99999;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
    padding: 18px 22px;
    max-width: 380px;
    min-width: 240px;
    font-size: 14px;
    line-height: 1.6;
    color: #444;
    display: none;
    border: 1px solid #e5e7eb;
}
.term-popup h4 {
    font-size: 16px;
    color: #112b52;
    margin-bottom: 8px;
    padding-bottom: 6px;
    border-bottom: 2px solid #eef4fc;
}
.term-popup .popup-desc {
    color: #555;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.term-popup .popup-more {
    color: #153a75;
    font-size: 13px;
    text-decoration: none;
}
.term-popup .popup-more:hover {
    text-decoration: underline;
}