:root{--page-bg: #f5f5f5;--content-bg: #ffffff;--hairline: #f0f0f0;--text: #1f1f1f;--text-secondary: #8c8c8c}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--page-bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:14px}.num{font-variant-numeric:tabular-nums;text-align:right}.hairline-bottom{border-bottom:1px solid var(--hairline)}.text-secondary{color:var(--text-secondary)}.page-body{padding:16px 24px 24px}.surface{background:var(--content-bg);border:1px solid var(--hairline);border-radius:8px}.md-body{font-size:14px;line-height:1.7;color:var(--text)}.md-body h1,.md-body h2,.md-body h3,.md-body h4{font-size:15px;font-weight:600;margin:16px 0 8px}.md-body h1{font-size:17px}.md-body p{margin:8px 0}.md-body ul,.md-body ol{margin:8px 0;padding-left:22px}.md-body table{border-collapse:collapse;width:100%;margin:12px 0;font-size:13px}.md-body th,.md-body td{border:1px solid var(--hairline);padding:6px 10px;text-align:left}.md-body th{background:#fafafa;font-weight:600}.md-body code{background:#fafafa;border:1px solid var(--hairline);border-radius:4px;padding:0 4px;font-size:12px}.md-body pre{background:#fafafa;border:1px solid var(--hairline);border-radius:6px;padding:12px;overflow:auto}.md-body pre code{border:none;background:none;padding:0}.md-body blockquote{margin:12px 0;padding:8px 12px;border-left:3px solid #d9d9d9;color:var(--text-secondary);background:#fafafa}.thinking,.chat-note{display:flex;align-items:center;gap:6px;margin:2px 0 8px;min-height:18px;font-size:12px;color:var(--text-secondary)}.thinking{opacity:1;transition:opacity .15s ease}.thinking--fading{opacity:0}.thinking-spinner{display:inline-flex;flex:none;font-size:14px;line-height:1;color:#1677ff}@media(prefers-reduced-motion:reduce){.thinking{transition:none}.thinking-spinner .anticon-spin,.thinking-spinner .anticon-loading{animation:none!important}}