.ns-pn-panel{width:300px;flex-shrink:0;border-left:1px solid var(--ns-border);background:var(--ns-surface);display:flex;flex-direction:column;overflow:hidden}.ns-pn-tabs{display:flex;border-bottom:1px solid var(--ns-border)}.ns-pn-tabs button{flex:1;padding:10px 4px;border:none;background:transparent;cursor:pointer;font-size:12px;color:var(--ns-muted);border-bottom:2px solid transparent}.ns-pn-tabs button.active{color:var(--ns-accent);border-bottom-color:var(--ns-accent);font-weight:600}.ns-pn-list{flex:1;overflow-y:auto;padding:8px}.ns-pn-empty{color:var(--ns-muted);font-size:13px;padding:12px;text-align:center}.ns-pn-row{display:flex;align-items:center;gap:6px;padding:4px 6px;border-radius:6px}.ns-pn-row:hover{background:#f1f3f4}.ns-pn-row.is-active{background:#e8f0fe}.ns-pn-name{flex:1;text-align:left;border:none;background:transparent;cursor:pointer;font-size:14px;color:var(--ns-text);padding:2px 0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ns-pn-count{color:var(--ns-muted);font-size:12px;margin-left:4px}.ns-pn-actions{display:flex;align-items:center;gap:2px}.ns-pn-actions button{border:none;background:transparent;cursor:pointer;font-size:13px;width:24px;height:24px;border-radius:4px}.ns-pn-actions button:hover{background:#dadce0}.ns-pn-actions button:disabled{opacity:.3;cursor:default}.ns-pn-pos{font-size:11px;color:var(--ns-muted);min-width:28px;text-align:center}.ns-editor-scroll{flex:1;overflow-y:auto;background:var(--ns-bg);padding:32px 16px 96px}.ns-page{background:var(--ns-surface);width:min(816px,100%);margin:0 auto;min-height:1056px;padding:96px;box-shadow:0 1px 3px #3c404326,0 4px 8px #3c404314;border-radius:2px}.ns-page .ProseMirror{font-family:Times New Roman,serif;font-size:16px;line-height:2;color:var(--ns-text);outline:none}.ns-page .ProseMirror p{margin:0 0 1em}.ns-page .ProseMirror:focus{outline:none}.ns-page .ProseMirror p.is-editor-empty:first-child:before{content:attr(data-placeholder);float:left;color:var(--ns-muted);pointer-events:none;height:0}.ns-page .ProseMirror .ns-pn-highlight{background:#fff3c4;border-radius:2px}.ns-page .ProseMirror .ns-pn-current{background:#ffd54f;border-radius:2px;box-shadow:0 0 0 1px #f9a825}.ns-toolbar{display:flex;align-items:center;gap:4px;padding:6px 12px;background:var(--ns-surface);border-bottom:1px solid var(--ns-border);flex-wrap:wrap}.ns-toolbar button{min-width:30px;height:30px;border:none;background:transparent;border-radius:4px;cursor:pointer;font-size:14px;color:var(--ns-text)}.ns-toolbar button:hover{background:#f1f3f4}.ns-toolbar button.active{background:#e8f0fe;color:var(--ns-accent)}.ns-toolbar .ns-sep{width:1px;height:20px;background:var(--ns-border);margin:0 6px}.ns-toolbar select{height:30px;border:1px solid var(--ns-border);border-radius:4px;background:var(--ns-surface);padding:0 6px}.ns-toolbar .ns-spacer{flex:1}.ns-status,.ns-wordcount{font-size:13px;color:var(--ns-muted);white-space:nowrap}:root{--ns-bg: #f8f9fa;--ns-surface: #ffffff;--ns-text: #202124;--ns-muted: #5f6368;--ns-border: #dadce0;--ns-accent: #1a73e8}*{box-sizing:border-box}html,body{margin:0;padding:0;height:100%;background:var(--ns-bg);color:var(--ns-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}#root{min-height:100%}@keyframes ns-skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@keyframes ns-skeleton-pulse{0%,to{opacity:1}50%{opacity:.55}}.ns-skeleton{--ns-skeleton-base: #e8eaed;--ns-skeleton-glow: #f4f5f7;display:block;border-radius:6px;background-color:var(--ns-skeleton-base);background-image:linear-gradient(90deg,var(--ns-skeleton-base) 0%,var(--ns-skeleton-glow) 50%,var(--ns-skeleton-base) 100%);background-size:200% 100%;animation:ns-skeleton-shimmer 1.4s ease-in-out infinite}.ns-skeleton-group{animation:ns-skeleton-pulse 2s ease-in-out infinite}@keyframes ns-spin{to{transform:rotate(360deg)}}.ns-spinner{width:28px;height:28px;border-radius:50%;border:3px solid var(--ns-border);border-top-color:var(--ns-accent);animation:ns-spin .8s linear infinite}@media(prefers-reduced-motion:reduce){.ns-skeleton{animation:ns-skeleton-pulse 1.6s ease-in-out infinite;background-image:none}.ns-skeleton-group{animation:none}.ns-spinner{animation:ns-skeleton-pulse 1.6s ease-in-out infinite}}