.pdf-watermark .form-select{width:auto;min-width:140px;height:32px;font-size:12px}.pdf-watermark .watermark-preview{width:40px;height:40px;object-fit:contain;border:1px solid #e5e7eb;border-radius:4px;margin-left:8px}.pdf-watermark .hint-text{padding:8px;font-size:13px;color:#6b7280;font-style:italic}.pdf-watermark .loading-container{display:flex;justify-content:center;align-items:center;padding:60px 20px}.pdf-watermark .pdf-files-list{margin-top:20px;border:1px solid #e5e7eb;border-radius:8px;overflow:hidden}.pdf-watermark .pdf-files-list .file-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid #e5e7eb;transition:background .2s}.pdf-watermark .pdf-files-list .file-item:last-child{border-bottom:none}.pdf-watermark .pdf-files-list .file-item:hover{background:#f9fafb}.pdf-watermark .pdf-files-list .file-item .file-name{flex:1;font-size:14px;color:#111827;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pdf-watermark .pdf-files-list .file-item .file-size{font-size:12px;color:#6b7280}.pdf-watermark .pdf-files-list .file-item .btn-remove{background:none;border:none;font-size:24px;color:#9ca3af;cursor:pointer;padding:0;width:24px;height:24px;line-height:1}.pdf-watermark .pdf-files-list .file-item .btn-remove:hover{color:#ef4444}@media(max-width:768px){.pdf-watermark .form-select{flex:1}.pdf-watermark .watermark-preview{width:30px;height:30px}}