.aihfabs-msg-drop-root{position:relative}.aihfabs-msg-drop-root.is-dragover::after{content:'';position:absolute;inset:0;z-index:20;border:2px dashed var(--themeone,#e94560);border-radius:10px;background:rgba(233,69,96,.08);pointer-events:none}.aihfabs-msg-drop-hint,.aihfabs-msg-editor-hint{display:flex;align-items:center;justify-content:center;gap:6px;margin:8px 0 0;padding:10px 12px;border:1px dashed #dee2e6;border-radius:8px;background:#fafbfc;color:#6c757d;font-size:13px;line-height:1.4;text-align:center;transition:border-color .15s,background .15s,color .15s}.aihfabs-msg-editor-hint{position:absolute;left:12px;right:12px;bottom:10px;margin:0;pointer-events:none;border:1px dashed #e2e6ea;background:rgba(255,255,255,.92)}.aihfabs-msg-editor-wrap.has-content .aihfabs-msg-editor-hint,.aihfabs-msg-editor-wrap:focus-within .aihfabs-msg-editor-hint{opacity:0}.aihfabs-msg-drop-root.is-dragover .aihfabs-msg-drop-hint,.aihfabs-msg-drop-root.is-dragover .aihfabs-msg-editor-hint{border-color:var(--themeone,#e94560);background:#fff5f7;color:var(--themeone,#e94560);opacity:1}.aihfabs-msg-attach-preview{display:none;align-items:center;gap:10px;margin-top:10px;padding:10px 12px;border:1px solid #e9ecef;border-radius:8px;background:#fff}.aihfabs-msg-attach-preview.is-visible{display:flex}.aihfabs-msg-attach-thumb{width:56px;height:56px;object-fit:cover;border-radius:6px;border:1px solid #eee;flex-shrink:0}.aihfabs-msg-attach-thumb[hidden]{display:none!important}.aihfabs-msg-attach-meta{flex:1;min-width:0}.aihfabs-msg-attach-name{display:block;font-size:13px;font-weight:600;color:#1a1a2e;word-break:break-all}.aihfabs-msg-attach-remove{border:0;background:0 0;color:#adb5bd;font-size:18px;line-height:1;cursor:pointer;padding:4px}.aihfabs-msg-attach-remove:hover{color:var(--themeone,#e94560)}.aihfabs-message-compose-attach{margin-top:8px}.aihfabs-message-compose-attach .aihfabs-msg-drop-hint{margin-top:0}.aihfabs-msg-uploading .aihfabs-msg-drop-hint{opacity:.6}