/* 基础样式 */
body {
    font-family: Arial, sans-serif;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
    font-size: 16px;
}

/* 移动端媒体查询 */
@media screen and (max-width: 768px) {
    body {
        padding: 15px;
        font-size: 14px;
    }

    #search-box {
        width: 100%;
        padding: 10px;
        margin-bottom: 15px;
    }

    #results {
        width: 90vw;               /* 固定宽度为屏幕的90% */
        max-width: 100%;            /* 防止超出屏幕 */
        max-height: 90vh;           /* 占满90%屏幕高度 */
        padding: 12px;
        overflow-x: hidden;         /* 禁用水平滚动 */
        word-wrap: break-word;      /* 自动换行长文本 */
    }

    .result-item {
        width: 100%;               /* 填满容器宽度 */
        padding: 12px;
        margin-bottom: 8px;
        overflow-wrap: break-word;  /* 子元素自动换行 */
    }

    .options li span {
        display: inline-block;
        padding: 3px 8px;
        font-size: 0.9em;
        max-width: 100%;
        overflow-wrap: break-word;  /* 选项内容自动换行 */
    }
}

/* 桌面端样式 */
#search-box {
    width: 100%;
    padding: 12px;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

#results {
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    border: 1px solid #ddd;
    border-radius: 5px;
    padding: 15px;
    background-color: #f8f8f8;
}

.result-item {
    width: 100%;
    padding: 15px;
    margin-bottom: 10px;
    border-bottom: 1px solid #eee;
    background-color: white;
    border-radius: 8px;
    transition: transform 0.2s;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
    word-break: break-word;         /* 防止长文字溢出 */
}

.title {
    font-weight: bold;
    margin-bottom: 8px;
    font-size: 1.1em;
    word-break: break-word;         /* 标题自动换行 */
}

.correct-answer {
    color: #333;
    margin: 8px 0;
    font-size: 0.95em;
    word-break: break-word;         /* 正确答案自动换行 */
}

.options ul {
    list-style: none;
    padding-left: 0;
    margin-top: 5px;
}

.options li {
    margin: 4px 0;
}

.options li span {
    display: inline-block;
    padding: 2px 5px;
    background-color: #f0f0f0;
    border-radius: 3px;
    font-size: 0.9em;
    word-break: break-word;         /* 选项自动换行 */
}

.highlight {
    background-color: #ff6b6b;
    color: white;
    padding: 2px 5px;
    border-radius: 3px;
    word-break: break-word;         /* 高亮文本自动换行 */
}