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var(--border);margin-top:2px;padding-top:10px}.tool-bubble-empty{font-size:12.5px;color:var(--text-muted);padding:8px 10px;max-width:180px}.tool-bubble-drop-hint{position:fixed;bottom:calc(24px + env(safe-area-inset-bottom));left:50%;transform:translate(-50%);background:var(--overlay);color:#fff;font-size:12.5px;font-weight:600;padding:8px 16px;border-radius:999px;z-index:46;pointer-events:none}.pdf-page-nav{display:flex;align-items:center;justify-content:center;gap:14px;padding:4px 0 12px}.pdf-canvas-wrap{position:relative;display:flex;justify-content:center;overflow:auto;min-height:40vh}.pdf-canvas{max-width:100%;border-radius:var(--radius-sm);box-shadow:var(--shadow-2);background:#fff}.pdf-canvas-busy{position:absolute;top:8px;left:50%;transform:translate(-50%);background:var(--overlay);color:#fff;font-size:12px;padding:4px 10px;border-radius:999px}.docx-editor{background:var(--bg-elevated);border-radius:var(--radius-md);padding:18px;min-height:calc(100dvh - 160px);font-size:15px;line-height:1.7}.docx-editor:focus{outline:none}.docx-editor h1{font-size:22px;font-weight:800;margin:.6em 0 .3em}.docx-editor h2{font-size:19px;font-weight:700;margin:.6em 0 .3em}.docx-editor p{margin:0 0 .8em}.docx-editor ul,.docx-editor ol{padding-left:1.4em;margin:0 0 .8em}.zip-text-preview{background:var(--bg-elevated);border-radius:var(--radius-md);padding:14px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;line-height:1.6;white-space:pre-wrap;word-break:break-word;max-height:60vh;overflow-y:auto}.md-preview{background:var(--bg-elevated);border-radius:var(--radius-md);padding:18px;min-height:calc(100dvh - 160px);font-size:15px;line-height:1.7}.md-preview h1,.md-preview h2,.md-preview h3{font-weight:800;margin:.7em 0 .3em}.md-preview p{margin:0 0 .8em}.md-preview code{background:var(--bg-sunken);padding:2px 5px;border-radius:5px;font-size:.9em}.md-preview 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