.page{width:1000px;margin:0 auto}.langList{white-space:nowrap;text-overflow:ellipsis;border-bottom:1px solid #ebeef5;height:24px;margin-bottom:15px;padding-bottom:8px;font-size:13px;line-height:24px;display:block;overflow:hidden}.langList:hover{white-space:normal;height:auto}.langList a{color:#606266;margin-right:15px;text-decoration:none;display:inline-block}.langList a:hover{color:#409eff;text-decoration:underline}@media (max-width:1000px){.page{width:100%}}.big{zoom:1.4}h1{margin-bottom:4px}.guideHead{padding-bottom:4px}.extInput{width:15em}.pdf-guide-section{border-radius:8px;margin:10px 0;padding:20px 0}.guide-module{background:#fff;border-radius:8px;margin:20px 0;padding:25px;box-shadow:0 2px 8px rgba(0,0,0,.1)}.guide-title{color:#2c3e50;border-left:4px solid #3498db;margin-bottom:15px;padding-left:15px;font-size:24px;font-weight:700}.guide-content{color:#34495e;line-height:1.6}.guide-content p{margin-bottom:15px;font-size:16px}.guide-content h3{color:#2980b9;margin:20px 0 15px;font-size:20px;font-weight:600}.guide-content h4{color:#27ae60;margin:15px 0 10px;font-size:18px;font-weight:600}.operation-steps{background:#ecf0f1;border-radius:6px;margin:15px 0;padding:20px}.operation-steps li{margin:10px 0;padding:8px 0;font-size:15px}.feature-highlight{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:8px;margin:20px 0;padding:20px}.feature-highlight h4{color:#fff;margin-bottom:15px}.feature-highlight ul{padding:0;list-style:none}.feature-highlight li{margin:8px 0;padding-left:20px;position:relative}.step-by-step{margin:20px 0}.step-item{background:#f8f9fa;border-left:4px solid #e74c3c;border-radius:8px;align-items:flex-start;margin:20px 0;padding:15px;display:flex}.step-number{color:#fff;background:#e74c3c;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:30px;height:30px;margin-right:15px;font-weight:700;display:flex}.step-content h4{color:#2c3e50;margin:0 0 8px}.step-content p{color:#7f8c8d;margin:0}.tips-box{background:#fff3cd;border:1px solid #ffeaa7;border-radius:6px;margin:20px 0;padding:15px}.tips-box h4{color:#856404;margin-bottom:10px}.tips-box p{color:#856404;margin:5px 0;font-size:14px}.merge-process{margin:20px 0}.process-step{background:#fff;border:2px solid #ecf0f1;border-radius:8px;align-items:center;margin:15px 0;padding:15px;transition:all .3s;display:flex}.process-step:hover{border-color:#3498db;box-shadow:0 4px 12px rgba(52,152,219,.1)}.process-icon{flex-shrink:0;margin-right:15px;font-size:24px}.process-text h4{color:#2c3e50;margin:0 0 8px}.process-text p{color:#7f8c8d;margin:0;font-size:14px}.advantage-box{color:#fff;background:linear-gradient(135deg,#74b9ff 0%,#0984e3 100%);border-radius:8px;margin:20px 0;padding:25px}.advantage-box h4{color:#fff;text-align:center;margin-bottom:20px;font-size:20px}.advantage-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:15px;display:grid}.advantage-item{text-align:center;background:rgba(255,255,255,.1);border-radius:6px;padding:15px}.advantage-item strong{margin-bottom:8px;font-size:16px;display:block}.advantage-item p{opacity:.9;margin:0;font-size:13px}@media (max-width:768px){.guide-module{margin:15px 10px;padding:20px 15px}.guide-title{font-size:20px}.step-item{text-align:center;flex-direction:column}.step-number{margin:0 0 10px}.process-step{text-align:center;flex-direction:column}.process-icon{margin:0 0 10px}.advantage-grid{grid-template-columns:1fr}}.swiperBox{width:100%;height:100px;margin:10px 0 2px}.swiperBox ul,.swiperBox li{margin:0}.swiper{width:100%;height:100%}.swiper-slide{text-align:center;color:#fff;border-radius:6px;justify-content:center;align-items:center;display:flex}.swiper-slide img{object-fit:cover;width:100%;height:100%;display:block}.swiper-slide a{color:#fff;width:100%;height:100%;padding-top:14px;text-decoration:none;display:block}.swiper-slide{font-size:12px}.slideTitle{margin-bottom:6px;font-size:22px;display:block}.feature-table-container{background:#fff;border:1px solid #e6e6e6;border-radius:6px;margin:20px 0;overflow:hidden}.feature-table{border-collapse:collapse;width:100%;font-size:14px}.feature-table thead tr{background:#f5f5f5}.feature-table th{text-align:left;border-bottom:1px solid #e6e6e6;padding:12px;font-weight:700}.feature-table td{border-bottom:1px solid #f0f0f0;padding:12px}.feature-table tr.stripe{background:#fafafa}.feature-table th:nth-child(2),.feature-table td:nth-child(2){text-align:center}.feature-table tbody tr:last-child td{border-bottom:none}.btn-merge-pdf{cursor:pointer;margin-left:2em;color:#fff!important;background:linear-gradient(135deg,#4f46e5 0%,#7c3aed 100%)!important;border:none!important;border-radius:20px!important;outline:none!important;align-items:center!important;gap:6px!important;padding:8px 20px!important;font-size:13px!important;font-weight:600!important;transition:all .3s cubic-bezier(.25,.8,.25,1)!important;display:inline-flex!important;box-shadow:0 4px 15px rgba(124,58,237,.3)!important}.btn-merge-pdf:hover{transform:translateY(-1px);color:#fff!important;background:linear-gradient(135deg,#5b53eb 0%,#8b4ff0 100%)!important;box-shadow:0 6px 20px rgba(124,58,237,.45)!important}.btn-merge-pdf:active{transform:translateY(1px);box-shadow:0 2px 8px rgba(124,58,237,.35)!important}.total-pages-span{color:#606266;vertical-align:middle;margin-left:2em;font-size:14px;display:inline-block}.total-pages-span strong{color:#4f46e5}.page-footer{text-align:center;margin:30px auto 20px}.custom-ad-dialog{border-radius:8px;max-width:1200px}.custom-ad-dialog .el-dialog__body{padding:20px 20px 10px}