/* 可折叠Notebook样式 */

/* 整个Notebook折叠按钮样式 */
.o_notebook_collapse_btn {
    display: inline-block;
    /* margin-right: 10px; */
    /* margin-bottom: 5px; */
    /* padding: 6px; */
    background-color: transparent;
    color: #000;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.2s ease;
    user-select: none;
    vertical-align: top;
    line-height: 1.4;
    width: 30px;
    height: 30px;
    text-align: center;
}

/* 确保按钮和标签页在同一行 */
.o_notebook_collapse_btn + .nav-tabs {
    display: inline-block;
    vertical-align: top;
    width: calc(100% - 40px); /* 为按钮留出空间 */
}

/* 为包含按钮的容器设置样式 */
.o_notebook .o_notebook_collapse_btn {
    float: left;
    margin-top: 5px;
    width: 30px; /* 固定按钮宽度 */
}

.o_notebook .nav-tabs {
    overflow: visible;
    white-space: nowrap;
    flex-wrap: nowrap;
}

/* 确保导航标签不换行 */
.o_notebook .nav-tabs .nav-item {
    display: inline-block;
    white-space: nowrap;
}

.o_notebook .nav-tabs .nav-link {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: none;
}

.o_notebook_collapse_btn:hover {
    background-color: #f5f5f5;
    color: #000;
}

.o_notebook_collapse_btn:active {
    background-color: #e9e9e9;
}

.o_notebook_collapse_btn.o_collapsed {
    background-color: transparent;
    color: #000;
}

.o_notebook_collapse_btn.o_collapsed:hover {
    background-color: #f5f5f5;
    color: #000;
}

/* 折叠状态的整个Notebook */
.o_collapsible_notebook.o_notebook_collapsed .o_notebook .tab-content {
    display: none;
    transition: all 0.3s ease;
}

.o_collapsible_notebook.o_notebook_collapsed .o_notebook .nav-tabs {
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

/* 展开状态的整个Notebook */
.o_collapsible_notebook:not(.o_notebook_collapsed) .o_notebook .tab-content {
    display: block;
    transition: all 0.3s ease;
}

.o_collapsible_notebook:not(.o_notebook_collapsed) .o_notebook .nav-tabs {
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* 页面内容区域的过渡效果 */
.o_notebook .tab-pane {
    transition: opacity 0.3s ease, height 0.3s ease;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .o_notebook_collapse_btn {
        font-size: 14px;
        padding: 4px;
        width: 25px;
        height: 25px;
    }
    
    .o_notebook_collapse_btn + .nav-tabs {
        width: calc(100% - 35px);
    }
    
    .o_notebook .nav-tabs .nav-link {
        font-size: 12px;
        padding: 8px 6px;
    }
}

/* 深色主题支持 */
@media (prefers-color-scheme: dark) {
    .o_notebook_collapse_btn {
        background-color: transparent;
        color: #fff;
    }
    
    .o_notebook_collapse_btn:hover {
        background-color: #333;
        color: #fff;
    }
    
    .o_notebook_collapse_btn.o_collapsed {
        background-color: transparent;
        color: #fff;
    }
    
    .o_notebook_collapse_btn.o_collapsed:hover {
        background-color: #333;
        color: #fff;
    }
}

/* 动画效果 */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-10px);
    }
}

/* 展开动画 */
.o_notebook .tab-pane.expanding {
    animation: slideDown 0.3s ease;
}

/* 折叠动画 */
.o_notebook .tab-pane.collapsing {
    animation: slideUp 0.3s ease;
}

/* 工具提示样式 */
.o_collapse_btn[title]:hover::after {
    content: attr(title);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background-color: #333;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    white-space: nowrap;
    z-index: 1000;
    margin-bottom: 5px;
}

.o_collapse_btn[title]:hover::before {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: #333;
    z-index: 1000;
}

/* 高对比度模式支持 */
@media (prefers-contrast: high) {
    .o_notebook_collapse_btn {
        border: 2px solid currentColor;
    }
}

/* 减少动画模式支持 */
@media (prefers-reduced-motion: reduce) {
    .o_notebook .tab-pane,
    .o_notebook_collapse_btn,
    .o_collapsible_notebook {
        transition: none;
    }
    
    .o_notebook .tab-pane.expanding,
    .o_notebook .tab-pane.collapsing {
        animation: none;
    }
}

/* 打印样式 */
@media print {
    .o_notebook_collapse_btn {
        display: none;
    }
    
    .o_collapsible_notebook.o_notebook_collapsed .o_notebook .tab-content {
        display: block !important;
    }
    
    .o_collapsible_notebook.o_notebook_collapsed .o_notebook .nav-tabs {
        opacity: 1 !important;
    }
}