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(width<=860px){.ts-topbar{grid-template-columns:1fr}.ts-toolbar{flex-direction:column;align-items:stretch}.ts-search{max-width:none}.ts-canva-grid{grid-template-columns:repeat(2,1fr)}}.knowledge-editor-page{grid-template-rows:auto minmax(0,1fr);gap:14px;min-height:calc(100vh - 28px);display:grid}.ke-workspace{grid-template-columns:440px minmax(0,1fr);gap:14px;min-height:0;display:grid}.ke-left{flex-direction:column;gap:10px;min-height:0;display:flex;overflow:hidden}.ke-right{flex-direction:column;gap:10px;min-height:0;display:flex}.ke-input-area{border-radius:20px;flex-direction:column;flex:1;min-height:0;padding:14px;display:flex}.ke-textarea{min-height:200px;color:var(--ink);resize:none;background:#ffffffb3;border:1px solid #ead7d180;border-radius:14px;outline:0;flex:1;margin-top:10px;padding:16px;font:14px/1.7 PingFang SC,Microsoft YaHei,monospace}.ke-textarea:focus{border-color:#c7564d59;box-shadow:0 0 0 3px 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#fff}.ke-formatted-preview{border-radius:20px;flex-direction:column;max-height:55vh;padding:14px;display:flex}.ke-preview-body{border:1px solid #ead7d14d;border-radius:14px;flex:1;min-height:300px;margin-top:8px;overflow:hidden}.ke-preview-iframe{background:#fff;border:0;width:100%;height:100%;min-height:300px}.ke-standalone{flex:1}.ke-copy-area{border-radius:20px;flex-direction:column;flex:1;padding:14px;display:flex}.ke-output{background:#ffffff80;border-radius:14px;flex:1;min-height:200px;max-height:60vh;margin-top:10px;padding:14px;overflow:auto}.ke-structured-text{color:var(--ink);white-space:pre-wrap;word-break:break-word;background:0 0;margin:0;font-family:inherit;font-size:14px;line-height:1.9}.ke-copy-hint{color:var(--soft);text-align:center;margin:8px 0 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