/* =================== 插入B站视频 ==================== */
#insertVideoBtn {
    background-color: white;
    border: 1px solid blue;  /* 改为 1px 边框 */
    color: blue;
    padding: 0 10px;  /* 缩小按钮的大小 */
    cursor: pointer;
    font-size: 13px;  /* 设置字体大小为13px */
}

#insertVideoBtn:hover {
    background-color: blue;
    color: white;
}

/* 弹出框的样式 */
#customModal {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 500px;
    height: 100px;  /* 设置弹出框的高度为150px */
    background-color: white;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    border: 1px solid #000;
    padding: 20px;
    z-index: 9999;  /* 使弹出框位于覆盖层之上 */
}

/* 输入框样式 */
#customModal input {
    width: 100%;
    padding: 5px;
    margin: 10px 0;
    font-size: 13px;
}

/* 按钮样式 */
#customModal button {
    padding: 6px 12px;  /* 按钮尺寸较小 */
    margin: 5px;
    cursor: pointer;
    font-size: 13px;
    border-radius: 4px;
}
#customModal .cancel-btn {
    background-color: red;
    color: white;
    border: 1px solid red;
}
#customModal .confirm-btn {
    background-color: #4fb845;
    color: white;
    border: 1px solid #4fb845;
}


/*=================== 折叠代码功能 ====================*/
/* 折叠块容器 */
.collapse-item {
    border: 1px solid #4fb845;
    border-radius: 4px;
    background: #fff;
    overflow: hidden;
    transition: box-shadow 0.5s;
}

.collapse-item:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

/* 折叠标题栏 */
.collapse-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2px 16px;
    background: #edffe8;
    cursor: pointer;
    border-bottom: 1px solid transparent;
}

.collapse-title {
    font-size: 16px;
    color: #4fb845;
}
/* 折叠图标 */
.indicator {
    font-size: 18px;
    font-weight: bolder;
    color: #4fb845;
    transition: transform 0.4s;
}

/* 折叠内容区 */
.collapse-content {
    padding: 4px 16px;
    background: #ffffff;
    border-top: 1px solid #eef2f6;
    display: block;
}

.collapse-content.collapse-hidden {
    display: none;
}

/* 嵌套折叠块的间距优化 */
.collapse-item .collapse-item {
    margin: 0.75em 0;
}