.margin-settings .section[data-v-f7388df2],.margin-settings .subSection[data-v-f7388df2]{background:#fff;border-radius:8px;box-shadow:0 2px 12px #0000000d;margin-bottom:16px;padding:16px;transition:all .3s ease}.margin-settings .section[data-v-f7388df2]:hover,.margin-settings .subSection[data-v-f7388df2]:hover{box-shadow:0 4px 16px #0000001a}.margin-settings .section h3[data-v-f7388df2],.margin-settings .subSection h3[data-v-f7388df2]{border-bottom:1px solid #eee;color:#333;font-size:16px;font-weight:500;margin-bottom:20px;padding-bottom:10px}.margin-settings .margin-controls[data-v-f7388df2]{margin-bottom:30px}.margin-settings .margin-controls .margin-row[data-v-f7388df2]{display:flex;gap:20px;margin-bottom:20px}.margin-settings .margin-controls .margin-row .margin-item[data-v-f7388df2]{flex:1}.margin-settings .margin-controls .margin-row .margin-item .el-form-item[data-v-f7388df2]{align-items:center;display:flex}.margin-settings .margin-controls .margin-row .margin-item .el-form-item[data-v-f7388df2] .el-form-item__label{font-weight:400;padding-right:12px;text-align:right;width:80px}.margin-settings .margin-controls .margin-row .margin-item .el-form-item .el-input-number[data-v-f7388df2]{width:120px}.margin-settings .margin-controls .margin-row .margin-item .el-form-item .unit[data-v-f7388df2]{color:#666;font-size:14px;margin-left:10px}.margin-settings .preview-section[data-v-f7388df2]{margin:30px 0}.margin-settings .preview-section h4[data-v-f7388df2]{color:#555;font-size:16px;margin-bottom:15px}.margin-settings .preview-section .page-preview[data-v-f7388df2]{background-color:#f9f9f9;border:1px solid #ddd;border-radius:4px;padding:20px}.margin-settings .preview-section .page-preview .page-content[data-v-f7388df2]{background-color:#fff;border:1px solid #bbb;display:flex;flex-direction:column;height:400px;position:relative}.margin-settings .preview-section .page-preview .page-content .margin-bottom[data-v-f7388df2],.margin-settings .preview-section .page-preview .page-content .margin-top[data-v-f7388df2]{align-items:center;background-color:#c8e6ff80;border:1px dashed #a0cfff;color:#409eff;display:flex;font-size:12px;justify-content:center}.margin-settings .preview-section .page-preview .page-content .main-content[data-v-f7388df2]{display:flex;flex:1}.margin-settings .preview-section .page-preview .page-content .main-content .margin-left[data-v-f7388df2],.margin-settings .preview-section .page-preview .page-content .main-content .margin-right[data-v-f7388df2]{align-items:center;background-color:#c8e6ff80;border:1px dashed #a0cfff;color:#409eff;display:flex;font-size:12px;justify-content:center;writing-mode:vertical-rl}.margin-settings .preview-section .page-preview .page-content .main-content .content-area[data-v-f7388df2]{align-items:center;border:1px solid #eee;display:flex;flex:1;justify-content:center}.margin-settings .preview-section .page-preview .page-content .main-content .content-area .sample-text[data-v-f7388df2]{color:#999;font-size:14px}.margin-settings .preset-buttons[data-v-f7388df2]{display:flex;justify-content:center;margin-top:20px}.margin-settings .preset-buttons .el-button-group .el-button[data-v-f7388df2]{padding:8px 20px}