.page-container{box-sizing:border-box;background:linear-gradient(135deg,#f5f7ff 0%,#e8ecf8 100%);flex-direction:column;align-items:center;min-height:100vh;padding:40px;display:flex;overflow-y:auto}.page-title{color:#0078d4;text-align:center;letter-spacing:-.5px;margin:0 0 4px;font-family:Segoe UI,sans-serif;font-size:36px;font-weight:600}.page-title-icon{color:#0078d4;font-size:32px}.contact-us-btn{z-index:999;color:#fff;cursor:pointer;background:#0078d4;border:none;border-radius:6px;padding:6px 16px;font-family:Segoe UI,sans-serif;font-size:14px;font-weight:600;transition:background .2s,transform .15s;position:fixed;top:20px;right:20px;box-shadow:0 2px 8px #0078d44d}.contact-us-btn:hover{background:#106ebe;transform:translateY(-1px);box-shadow:0 4px 12px #0078d466}.upload-area{box-sizing:border-box;background:#fff;border-radius:16px;width:100%;max-width:720px;padding:40px;box-shadow:0 4px 24px #00000014}.upload-box{flex-direction:column;justify-content:center;align-items:center;min-height:300px;display:flex}.select-button-fluent{border-radius:6px;height:30px;padding:0 16px;font-size:13px;font-weight:600}.subtitle-label{color:#888;margin-top:12px;font-size:13px;font-weight:400}.section-divider{background:#e8ecf2;width:100%;height:1px;margin-top:16px}.privacy-list{text-align:left;align-self:flex-start;margin:16px 0 0;padding:0;list-style:none}.privacy-list li{color:#999;font-family:Segoe UI,sans-serif;font-size:12px;line-height:2}.privacy-list li:before{content:"•";color:#aaa;margin-right:6px}.drop-zone{cursor:pointer;background:#f8faff;border:2px dashed #c0ccf0;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:12px;width:calc(100% - 60px);margin:24px 30px 0;padding:48px 40px;transition:all .2s;display:flex}.drop-zone:hover{background:#f0f4ff;border-color:#7b9cf7}.drop-zone-active{background:#e6f0ff;border-color:#0078d4;transform:scale(1.01);box-shadow:0 0 0 3px #0078d426}.drop-zone-icon-fluent{color:#0078d4;font-size:40px}.drop-zone-text{color:#666;text-align:center;font-size:14px}.upload-list-wrapper{width:100%;margin-top:28px}.upload-title{color:#666;font-weight:600}.upload-count-badge{color:#0078d4;background:#e8ecf8;border-radius:12px;padding:4px 12px;font-weight:600}.upload-list{background:#fafbfd;border:1px solid #e8ecf2;border-radius:10px;overflow:hidden}.upload-row{background:#fff;border-bottom:1px solid #f0f2f5;justify-content:space-between;align-items:center;padding:10px 18px;transition:background .15s;display:flex}.upload-row:hover{background:#f5f7ff}.upload-row:last-child{border-bottom:none}.upload-left{align-items:center;gap:12px;display:flex;overflow:hidden}.drag-icon{color:#bbb;cursor:grab;font-size:16px}.drag-icon:active{cursor:grabbing}.pdf-icon-fluent{color:#d94141;font-size:20px}.file-name{color:#333;white-space:nowrap;text-overflow:ellipsis;max-width:280px;overflow:hidden}.upload-right{align-items:center;gap:12px;display:flex}.file-size{color:#999;font-size:12px}.delete-button-fluent{color:#999}.delete-button-fluent:hover{color:#d94141;background:#fef0f0}.progress-bar{margin-top:16px}.merge-footer{margin-top:20px!important}.merge-button-fluent{background:#0078d4;border-radius:6px;height:30px;padding:0 16px;font-size:13px;font-weight:600}.merge-button-fluent:hover{background:#106ebe}.download-button-fluent{color:#0078d4;border-color:#0078d4;border-radius:6px;height:30px;padding:0 16px;font-size:13px;font-weight:600}.download-button-fluent:hover{background:#f0f7ff}@media (width<=768px){.page-container{padding:20px}.page-title{font-size:32px}.upload-area{padding:24px}.drop-zone{padding:32px 20px}.file-name{max-width:160px}.upload-row{flex-direction:column;align-items:flex-start;gap:8px}.upload-right{justify-content:space-between;width:100%}.contact-us-btn{box-shadow:none;margin:0 auto;display:block;position:static}}.contact-overlay{z-index:1000;background:#0009;justify-content:center;align-items:center;width:100%;height:100%;animation:.2s fadeIn;display:flex;position:fixed;top:0;left:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.contact-modal{background:#fff;border-radius:12px;width:90%;max-width:460px;animation:.25s slideUp;overflow:hidden;box-shadow:0 12px 40px #0003}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.contact-header{justify-content:space-between;align-items:center;padding:20px 24px 12px;display:flex}.contact-title{color:#333;margin:0;font-family:Segoe UI,sans-serif;font-size:22px;font-weight:700}.contact-close-btn{color:#666;cursor:pointer;background:0 0;border:none;border-radius:4px;padding:4px 8px;font-size:28px;line-height:1;transition:background .15s}.contact-close-btn:hover{color:#333;background:#f0f0f0}.contact-body{flex-direction:column;gap:16px;padding:12px 24px 24px;display:flex}.contact-field{flex-direction:column;gap:6px;display:flex}.contact-label{color:#333;font-family:Segoe UI,sans-serif;font-size:14px;font-weight:500}.contact-input{border:1px solid #ccc;border-radius:6px;outline:none;padding:6px 10px;font-family:Segoe UI,sans-serif;font-size:13px;transition:border-color .2s}.contact-input:focus{border-color:#0078d4;box-shadow:0 0 0 2px #0078d41a}.contact-textarea{resize:vertical;border:1px solid #ccc;border-radius:6px;outline:none;min-height:80px;padding:6px 10px;font-family:Segoe UI,sans-serif;font-size:13px;transition:border-color .2s}.contact-textarea:focus{border-color:#0078d4;box-shadow:0 0 0 2px #0078d41a}.contact-send-btn{color:#fff;cursor:pointer;background:#0078d4;border:none;border-radius:6px;align-self:center;margin-top:4px;padding:7px 20px;font-family:Segoe UI,sans-serif;font-size:14px;font-weight:600;transition:background .2s}.contact-send-btn:hover{background:#106ebe}.contact-send-btn:disabled{cursor:not-allowed;background:#99c9ec}.contact-status{text-align:center;margin:4px 0 0;font-family:Segoe UI,sans-serif;font-size:13px}.contact-status.success{color:#107c10}.contact-status.error{color:#d94141}html,body,#root{height:100%;margin:0;padding:0}