/* 核心功能：新闻/文章正文专用样式，负责 Markdown 内容渲染、表格横滑、任务列表、公式与图表展示 */
html,
body {
    max-width: 100%;
    overflow-x: hidden;
}

.content {
    min-width: 0;
    max-width: 100%;
    overflow-x: hidden;
}

.content .collapse-content.hidden {
    display: block !important;
}

.content .collapse-content h1,
.content .collapse-content h2,
.content .collapse-content h3,
.content .collapse-content h4,
.content .collapse-content h5,
.content .collapse-content h6 {
    color: #2d3748;
}

.content .collapse-content h1 {
    font-size: 32px;
    font-weight: 700;
    margin: 24px 0 16px;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 8px;
}

.content .collapse-content h2 {
    font-size: 28px;
    font-weight: 600;
    margin: 20px 0 12px;
    border-left: 4px solid #4299e1;
    padding-left: 16px;
}

.content .collapse-content h3 {
    font-size: 24px;
    font-weight: 600;
    margin: 18px 0 10px;
    padding-left: 16px;
}

.content .collapse-content h4 {
    font-size: 20px;
    font-weight: 600;
    margin: 16px 0 8px;
    padding-left: 16px;
}

.content .collapse-content h5 {
    font-size: 18px;
    font-weight: 600;
    margin: 14px 0 6px;
    padding-left: 16px;
}

.content .collapse-content h6 {
    font-size: 16px;
    font-weight: 600;
    margin: 12px 0 4px;
    padding-left: 16px;
}

.content .collapse-content p {
    font-size: 16px;
    margin: 12px 0;
    color: #4a5568;
    line-height: 1.8;
}

.content .collapse-content {
    min-width: 0;
    max-width: 100%;
    overflow-x: hidden;
}

.content .collapse-content strong {
    font-weight: 600;
    color: #2d3748;
}

.content .collapse-content em {
    color: #718096;
    font-style: italic;
}

.content .collapse-content del {
    color: #9f7aea;
    text-decoration: line-through;
}

.content .collapse-content ul,
.content .collapse-content ol {
    margin: 16px 0 16px 24px !important;
    padding-left: 20px !important;
    list-style-position: outside !important;
}

.content .collapse-content ul ul,
.content .collapse-content ul ol,
.content .collapse-content ol ul,
.content .collapse-content ol ol {
    margin-top: 6px !important;
    margin-bottom: 6px !important;
}

.content .collapse-content ul {
    list-style-type: disc !important;
}

.content .collapse-content ol {
    list-style-type: decimal !important;
}

.content .collapse-content ul:not(.task-list) > li {
    list-style-type: disc !important;
}

.content .collapse-content ol > li {
    list-style-type: decimal !important;
}

.content .collapse-content ul:not(.task-list) > li::marker,
.content .collapse-content ol > li::marker {
    color: #334155;
    font-size: 1em;
}

.content .collapse-content li {
    margin: 8px 0;
    color: #4a5568;
    display: list-item !important;
    line-height: 1.8;
}

.content .collapse-content blockquote {
    border-left: 4px solid #4299e1;
    padding: 16px 20px;
    background-color: #e8f4f8;
    margin: 16px 0;
    border-radius: 0 4px 4px 0;
}

.content .collapse-content blockquote p {
    margin: 0;
    color: #2d3748;
}

.content .collapse-content code {
    background-color: #f7fafc;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 14px;
    color: #e53e3e;
}

.content .collapse-content pre {
    background-color: #2d3748;
    color: #fff;
    padding: 20px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 16px 0;
    line-height: 1.5;
}

.content .collapse-content pre code {
    background-color: transparent;
    color: #fff;
    padding: 0;
    font-size: 14px;
}

.content .collapse-content a {
    color: #4299e1;
    text-decoration: none;
    transition: color 0.2s;
}

.content .collapse-content a:hover {
    color: #2563eb;
    text-decoration: underline;
}

.content .collapse-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 20px 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.content .collapse-content hr {
    border: none;
    border-top: 2px solid #e2e8f0;
    margin: 32px 0;
}

.content .collapse-content .task-list {
    list-style: none !important;
    margin-left: 0 !important;
    padding-left: 0 !important;
}

.content .collapse-content .task-list li,
.content .collapse-content li.task-list-item {
    list-style: none !important;
    display: block !important;
    margin: 8px 0;
    padding-left: 24px;
    position: relative;
}

.content .collapse-content .task-list input[type="checkbox"] {
    position: absolute;
    left: 0;
    top: 4px;
    width: 16px;
    height: 16px;
    margin: 0;
    appearance: none;
    -webkit-appearance: none;
    border: 1px solid #60a5fa;
    border-radius: 2px;
    background: #ffffff;
    opacity: 1;
    cursor: default;
}

.content .collapse-content .task-list input[type="checkbox"]:checked {
    background: #3b82f6;
    border-color: #3b82f6;
}

.content .collapse-content .task-list input[type="checkbox"]:checked::after {
    content: '';
    position: absolute;
    left: 4px;
    top: 1px;
    width: 5px;
    height: 9px;
    border: solid #ffffff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.content .collapse-content .task-list input[type="checkbox"]:disabled {
    opacity: 1;
}

.content .collapse-content .table-container {
    /* 关键可用性：PC端始终展示横向滚动槽，避免用户误以为表格无法左右查看 */
    display: block;
    position: relative;
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    overflow-x: scroll !important;
    overflow-y: hidden !important;
    /* 预留滚动槽空间，防止内容抖动并提升滚动条可见性 */
    scrollbar-gutter: stable both-edges;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    margin: 20px 0;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    padding: 8px;
    box-sizing: border-box;
}

.content .collapse-content .table-container table {
    /* 保持表格真实宽度，通过父容器滚动查看，不挤压列内容 */
    max-width: none !important;
    border-collapse: collapse;
    table-layout: auto;
    width: auto;
    min-width: 900px;
    font-size: 14px;
    line-height: 1.6;
    border-spacing: 0;
}

.content .collapse-content table th {
    background-color: #4299e1;
    color: #fff;
    padding: 16px 12px;
    text-align: left;
    font-weight: 600;
    white-space: nowrap;
    font-size: 13px;
    border-right: 1px solid #e2e8f0;
}

.content .collapse-content table td {
    padding: 14px 12px;
    border-bottom: 1px solid #e2e8f0;
    color: #1e293b;
    vertical-align: middle;
    word-break: normal;
    max-width: none;
    white-space: nowrap;
    overflow: hidden;
}

.content .collapse-content dl {
    margin: 16px 0;
}

.content .collapse-content dt {
    font-weight: 700;
    color: #2d3748;
    margin-top: 12px;
}

.content .collapse-content dd {
    margin: 6px 0 12px 20px;
    color: #4a5568;
}

.content .collapse-content .mermaid {
    margin: 16px 0;
    padding: 12px;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    overflow-x: auto;
}

.content .collapse-content #functionChart {
    width: 100% !important;
    max-width: 100%;
    height: 360px !important;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 8px;
}

.content .collapse-content video {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.content .collapse-content table tr:nth-child(even) {
    background-color: #f8fafc;
}

.content .collapse-content table tr:hover {
    background-color: #eff6ff;
}

.content .collapse-content .table-container::-webkit-scrollbar {
    /* 提高滚动条视觉权重，便于桌面端发现可横滑 */
    height: 10px;
}

.content .collapse-content .table-container::-webkit-scrollbar-track {
    background: #f1f5f9;
}

.content .collapse-content .table-container::-webkit-scrollbar-thumb {
    background: #4299e1;
    border-radius: 4px;
}

mjx-container {
    overflow-x: auto !important;
    overflow-y: hidden;
    max-width: 100%;
}

mjx-container[display="true"] {
    display: block !important;
    padding: 10px 0;
}

.content .collapse-content span.math.inline {
    display: block;
    text-align: center;
    margin: 10px 0;
    font-size: 1.18em;
    line-height: 1.8;
}

.content .collapse-content span.math.inline mjx-container {
    margin: 0 auto;
}

@media (max-width: 768px) {
    .content .collapse-content table {
        font-size: 13px;
    }

    .content .collapse-content table th,
    .content .collapse-content table td {
        padding: 10px 8px;
    }

    .content .collapse-content .table-container {
        overflow-x: auto !important;
        overflow-y: hidden !important;
        touch-action: pan-x;
        -webkit-overflow-scrolling: touch;
    }

    .content .collapse-content .table-container table {
        touch-action: pan-x;
    }

    .content .collapse-content #functionChart {
        height: 280px !important;
    }

    .content .collapse-content .table-container table {
        min-width: 860px;
    }

    .content .collapse-content .table-container::-webkit-scrollbar {
        height: 10px;
    }
}