*{box-sizing:border-box}body{margin:0;color:#171d25;background:#f5f6f8;font-family:Inter,PingFang SC,Microsoft YaHei,Arial,sans-serif}a{color:inherit;text-decoration:none}.page-title{margin:0 0 16px;font-size:22px;font-weight:800}.surface{background:#fff;border:1px solid #eef0f3;border-radius:8px}.stack{display:grid;gap:14px}.muted{color:#8a93a0}.line-clamp{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.markdown-body{color:#252c34;font-size:16px;line-height:1.9;word-break:break-word}.markdown-body h1,.markdown-body h2,.markdown-body h3,.markdown-body h4,.markdown-body h5,.markdown-body h6{margin:1.4em 0 .65em;color:#0f172a;line-height:1.35}.markdown-body p{margin:0 0 1em}.markdown-body a{color:#1d4ed8;text-decoration:underline;text-underline-offset:3px}.markdown-body img{max-width:100%;max-height:620px;display:block;margin:14px 0;border-radius:8px;object-fit:contain}.markdown-body blockquote{margin:16px 0;padding:10px 14px;border-left:4px solid #d7dce2;color:#525b66;background:#f7f8fa}.markdown-body ul,.markdown-body ol{padding-left:1.5em;margin:0 0 1em}.markdown-body code{padding:2px 5px;border-radius:5px;color:#be123c;background:#f1f2f4;font-family:ui-monospace,SFMono-Regular,Consolas,Liberation Mono,monospace;font-size:.92em}.markdown-body pre{overflow-x:auto;margin:16px 0;padding:14px;border-radius:8px;background:#0f172a}.markdown-body pre code{padding:0;color:#e2e8f0;background:transparent}.markdown-body hr{margin:22px 0;border:0;border-top:1px solid #eef0f3}.el-button{border-radius:6px;font-weight:700}.el-button--primary{--el-button-bg-color: #252c34;--el-button-border-color: #252c34;--el-button-hover-bg-color: #111820;--el-button-hover-border-color: #111820;--el-button-active-bg-color: #111820;--el-button-active-border-color: #111820}.el-card{--el-card-border-radius: 8px;--el-card-border-color: #eef0f3}@media (max-width: 720px){.page-title{font-size:21px}}