/* =========================================
   Hexo Sliding Spoiler - 优化版样式表
   ========================================= */

/* 1. 外层容器 */
.spoiler {
    display: block !important;
    width: 100% !important;
    box-sizing: border-box !important;
    margin: 10px 0;
    padding: 0 !important;
    border-radius: 4px;
    
    /* 边框：自适应半透明灰 */
    border: 1px solid rgba(127, 127, 127, 0.3); 
    background: transparent;
}

/* 2. 标题栏 */
.spoiler .spoiler-title {
    display: block !important;
    width: 100% !important;
    box-sizing: border-box !important;
    margin: 0 !important;
    padding: 5px 15px !important;
    
    /* 颜色自适应继承 */
    color: inherit; 
    background: rgba(127, 127, 127, 0.08);
    border-bottom: 1px dashed rgba(127, 127, 127, 0.2);
    
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    user-select: none;
    position: relative;
    z-index: 10;
}

/* 标题栏悬停高亮 */
.spoiler .spoiler-title:hover {
    background: rgba(127, 127, 127, 0.15);
}

/* 3. 箭头图标 */
.spoiler .spoiler-title:before {
    content: "▶";
    display: inline-block;
    margin-right: 8px;
    font-weight: normal;
    transition: transform 0.2s;
    opacity: 0.7; 
}

/* 展开状态箭头 */
.spoiler.expanded .spoiler-title:before {
    content: "▼"; 
}

/* 收起状态移除下边框 */
.spoiler.collapsed .spoiler-title {
    border-bottom: none;
}

/* 4. 内容区域 */
.spoiler .spoiler-content {
    display: block !important;
    width: 100% !important;
    box-sizing: border-box !important;
    background: transparent;
    color: inherit; 
    
    /* 这里的 max-height 配合 transition 实现动画 */
    opacity: 1;
    max-height: 99999px; /* 设置极大值以防止长内容被截断 */
    padding: 15px !important;
    
    transition: max-height 0.2s ease, opacity 0.3s ease, padding 0.3s ease;
}

/* 5. 收起状态 */
.spoiler.collapsed .spoiler-content {
    opacity: 0;
    max-height: 0 !important;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
    border: none !important;
    overflow: hidden !important;
}

/* 6. 内部元素修正 (代码块/图片/表格) */
.spoiler .spoiler-content .highlight,
.spoiler .spoiler-content figure,
.spoiler .spoiler-content table,
.spoiler .spoiler-content pre {
    margin: 0 !important;
    width: 100% !important;
    overflow-x: auto !important; /* 允许内部横向滚动 */
    display: block !important;
}

/* 7. 首尾间距清理 */
.spoiler .spoiler-content > *:first-child { margin-top: 0; }
.spoiler .spoiler-content > *:last-child { margin-bottom: 0; }