/* 话题搜索小工具样式 */
.topic-search-widget {
    margin: 15px 0;
}

.topic-search-form {
    width: 100%;
}

.topic-search-input-group {
    display: flex;
    margin-bottom: 10px;
}

.topic-search-field {
    flex-grow: 1;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 4px 0 0 4px;
    font-size: 14px;
    line-height: 1.5;
    transition: border-color 0.3s;
}

.topic-search-field:focus {
    outline: none;
    border-color: #0073aa;
    box-shadow: 0 0 0 2px rgba(0, 115, 170, 0.1);
}

.topic-search-submit {
    background: #0073aa;
    color: white;
    border: none;
    border-radius: 0 4px 4px 0;
    padding: 0 20px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 60px;
}

.topic-search-submit:hover {
    background: #005a87;
}

.topic-search-submit:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(0, 115, 170, 0.3);
}

/* 热门搜索标签 */
.popular-searches {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.popular-title {
    font-size: 12px;
    color: #666;
    margin-bottom: 8px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag-link {
    display: inline-block;
    padding: 4px 10px;
    background: #f5f5f5;
    color: #555;
    text-decoration: none;
    border-radius: 3px;
    font-size: 12px;
    transition: all 0.2s;
    border: 1px solid #eee;
}

.tag-link:hover {
    background: #0073aa;
    color: white;
    text-decoration: none;
    border-color: #0073aa;
}

/* 响应式样式 */
@media (max-width: 768px) {
    .topic-search-field {
        padding: 12px 15px;
        font-size: 16px; /* 避免移动端缩放 */
    }
    
    .topic-search-submit {
        padding: 0 15px;
        font-size: 16px;
    }
}