:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}body{margin:0}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}.counter{color:var(--accent);background:var(--accent-bg);border:2px solid #0000;border-radius:5px;margin-bottom:24px;padding:5px 10px;font-size:16px;transition:border-color .3s}.counter:hover{border-color:var(--accent-border)}.counter:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.hero{position:relative}.hero .base,.hero .framework,.hero .vite{margin:0 auto;inset-inline:0}.hero .base{z-index:0;width:170px;position:relative}.hero .framework,.hero .vite{position:absolute}.hero .framework{z-index:1;height:28px;top:34px;transform:perspective(2000px)rotate(300deg)rotateX(44deg)rotateY(39deg)scale(1.4)}.hero .vite{z-index:0;width:auto;height:26px;top:107px;transform:perspective(2000px)rotate(300deg)rotateX(40deg)rotateY(39deg)scale(.8)}#app{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}#center{flex-direction:column;flex-grow:1;place-content:center;place-items:center;gap:25px;display:flex}@media (width<=1024px){#center{gap:18px;padding:32px 20px 24px}}#next-steps{border-top:1px solid var(--border);text-align:left;display:flex}#next-steps>div{flex:1 1 0;padding:32px}@media (width<=1024px){#next-steps>div{padding:24px 20px}}#next-steps .icon{width:22px;height:22px;margin-bottom:16px}@media (width<=1024px){#next-steps{text-align:center;flex-direction:column}}#docs{border-right:1px solid var(--border)}@media (width<=1024px){#docs{border-right:none;border-bottom:1px solid var(--border)}}#next-steps ul{gap:8px;margin:32px 0 0;padding:0;list-style:none;display:flex}#next-steps ul .logo{height:18px}#next-steps ul a{color:var(--text-h);background:var(--social-bg);border-radius:6px;align-items:center;gap:8px;padding:6px 12px;font-size:16px;text-decoration:none;transition:box-shadow .3s;display:flex}#next-steps ul a:hover{box-shadow:var(--shadow)}#next-steps ul a .button-icon{width:18px;height:18px}@media (width<=1024px){#next-steps ul{flex-wrap:wrap;justify-content:center;margin-top:20px}#next-steps ul li{flex:calc(50% - 8px)}#next-steps ul a{box-sizing:border-box;justify-content:center;width:100%}}#spacer{border-top:1px solid var(--border);height:88px}@media (width<=1024px){#spacer{height:48px}}.ticks{width:100%;position:relative}.ticks:before,.ticks:after{content:"";border:5px solid #0000;position:absolute;top:-4.5px}.ticks:before{border-left-color:var(--border);left:0}.ticks:after{border-right-color:var(--border);right:0}.file-card{background:linear-gradient(135deg,#f0fdf4 0%,#dcfce7 100%);border:1px solid #bbf7d0;border-radius:12px;align-items:center;gap:15px;margin:20px 0;padding:20px;display:flex}.file-card-icon{flex-shrink:0}.file-card-info{text-align:left;flex:1}.file-card-name{color:#166534;word-break:break-all;margin-bottom:4px;font-size:14px;font-weight:500}.file-card-size{color:#4ade80;font-size:12px}.file-card-replace{color:#166534;cursor:pointer;background:#ffffffe6;border:1px solid #bbf7d0;border-radius:20px;align-items:center;gap:6px;padding:8px 16px;font-size:12px;transition:all .2s;display:flex}.file-card-replace:hover{background:#fff;border-color:#22c55e;transform:translateY(-2px);box-shadow:0 2px 8px #22c55e33}.upload-card,.receive-preview,.service-card,.pending-container,.modal-box{border-radius:24px!important}.upload-dropzone,.input-group input,.query-row .input-group input,.select-file-btn,.submit-btn,.query-btn{border-radius:12px!important}.download-link,.tab,.stat-item h3,.feature-icon{border-radius:40px!important}.upload-card{transition:transform .3s cubic-bezier(.4,0,.2,1),box-shadow .3s}.upload-card:hover{transform:translateY(-8px);box-shadow:0 25px 45px -12px #00000040}.submit-btn,.query-btn,.select-file-btn,.tab,.download-link{cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1)}.submit-btn:hover,.query-btn:hover{filter:brightness(1.08);transform:translateY(-3px);box-shadow:0 8px 20px #2dd4bf59}.select-file-btn:hover{filter:brightness(1.05);transform:translateY(-2px)}.tab:hover:not(.active){background:#f1f5f9;transform:translateY(-2px)}.download-link:hover{background-color:#1b3b47;transform:translateY(-3px);box-shadow:0 8px 20px #0052d959}.upload-dropzone{transition:all .3s}.upload-dropzone:hover{background:#f0fdfa;border-color:#2dd4bf;transform:scale(1.01)}.feature-item,.stat-item,.receive-list .item,.service-card{transition:transform .25s}.feature-item:hover,.stat-item:hover,.receive-list .item:hover{transform:translateY(-4px)}.service-card:hover{transform:translateY(-4px);box-shadow:0 10px 25px -8px #0000001a}.qr-small{transition:transform .2s}.qr-small:hover{transform:scale(1.05)}.submit-btn:active,.query-btn:active,.select-file-btn:active,.tab:active{transform:translateY(1px)}.receive-preview{transition:transform .3s,box-shadow .3s}.receive-preview:hover{transform:translateY(-5px);box-shadow:0 20px 35px -10px #0003}.message-roll-area{box-sizing:border-box;background:#fffef7;border:1px solid #e8d5b5;border-radius:16px;justify-content:space-between;align-items:center;gap:10px;width:100%;margin:10px 0;padding:6px 12px;transition:all .2s;display:flex;box-shadow:0 2px 6px #0000000a}.message-roll-area:hover{border-color:#d4a574;box-shadow:0 2px 8px #00000014}.message-roll{flex:1;height:34px;overflow:hidden}.message-btn{color:#8b7355;cursor:pointer;white-space:nowrap;background:#f0e6d8;border:none;border-radius:20px;flex-shrink:0;padding:5px 14px;font-size:12px;font-weight:500;transition:all .2s}.message-btn:hover{color:#6b5340;background:#e8d5b5;transform:translateY(-1px)}.message-btn i{vertical-align:middle;margin-right:4px}.message-btn:hover{background:#c4905a}.message-roll{height:36px;overflow:hidden}.message-roll-item{color:#1a3b47;white-space:nowrap;text-overflow:ellipsis;font-size:12px;line-height:36px;overflow:hidden}.service-text{text-align:left;flex:1}.notification-bar{background:0 0;width:100%;max-width:560px;height:32px;margin:4px auto;padding:0;position:relative;overflow:hidden}.notification-container{justify-content:center;align-items:center;height:100%;transition:opacity .2s;display:flex;position:relative}.notification-item{text-align:center;white-space:nowrap;text-overflow:ellipsis;color:#fff;background:0 0;padding:0;font-size:12px;display:block;overflow:hidden}@keyframes flip{0%{transform:rotate(0)}50%{transform:rotate(180deg)}to{transform:rotate(360deg)}}.rotating{animation:2s ease-in-out infinite flip}@keyframes fadeInOut{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}.notification-item i{vertical-align:middle;color:#fff;width:12px;height:12px;margin-right:4px;display:inline-block}.notification-item .ai-rate,.notification-item .similarity-rate,.notification-item .country{color:#fff;font-weight:500}.notification-bar:hover .notification-container{animation-play-state:paused}@keyframes dots{0%,20%{content:"."}40%,60%{content:".."}80%,to{content:"..."}}.pending-title .dots:after{content:"...";text-align:left;width:30px;animation:1.5s step-end infinite dots;display:inline-block}@media (width<=768px){html{zoom:1}.hero h1{font-size:24px}.stats-section{flex-wrap:wrap;gap:20px}.features-grid{flex-direction:column;align-items:center;gap:30px}.receive-section{text-align:center;flex-direction:column}.receive-text{text-align:center}.receive-list .item{justify-content:center}.upload-card{margin:0 15px}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}html{zoom:1.2}*{box-sizing:border-box;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif}body{color:#333;padding-top:60px;line-height:1.5}header{z-index:1000;background-color:#fff;border-bottom:1px solid #eee;justify-content:space-between;align-items:center;width:100%;padding:12px 24px;display:flex;position:fixed;top:0;left:0}.logo{align-items:center;display:flex}.nav-right{align-items:center;gap:24px;display:flex}.hero{color:#fff;text-align:center;background-color:#1b3b47;padding:50px 20px 80px}.hero h1{color:#fff;max-width:650px;margin-bottom:12px;margin-left:auto;margin-right:auto;font-size:34px;font-weight:700;line-height:1.2}.hero-sub{color:#cce0e6;margin-bottom:8px;font-size:14px}.hero-tag{color:#a0b8c0;margin-bottom:9px;font-size:12px}.upload-card{color:#333;background-color:#fff;border-radius:6px;max-width:560px;margin:0 auto;overflow:hidden;box-shadow:0 12px 30px #00000026}.card-tabs{border-bottom:1px solid #eee;display:flex}.tab{text-align:center;cursor:pointer;border-bottom:2px solid #0000;flex:1;padding:16px;font-size:16px;font-weight:600}.tab.active{color:#1b3b47;background-color:#e8f4f8;border-bottom-color:#1b3b47}.upload-area{text-align:center;padding:28px 30px}.input-group{text-align:left;margin-bottom:16px}.input-group label{color:#333;margin-bottom:6px;font-size:13px;font-weight:500;display:block}.input-group input{border:1px solid #ddd;border-radius:4px;outline:none;width:100%;padding:10px 12px;font-size:14px;transition:border .2s}.input-group input:focus{border-color:#2dd4bf}.upload-dropzone{cursor:pointer;border:2px dashed #dde3e9;border-radius:6px;margin:20px 0;padding:30px 20px;transition:all .3s}.upload-dropzone.dragover{background-color:#f0fdfa;border-color:#2dd4bf}.upload-icon{color:#2dd4bf;background-color:#1b3b47;border-radius:4px;justify-content:center;align-items:center;width:45px;height:45px;margin:0 auto 15px;font-size:22px;display:flex}.upload-title{margin-bottom:8px;font-size:14px;font-weight:500}.upload-formats{color:#4b5563;margin-bottom:8px;font-size:12px}.upload-warning{color:#f59e0b;margin-bottom:16px;font-size:11px}.select-file-btn{color:#fff;cursor:pointer;background-color:#1b3b47;border:none;border-radius:4px;padding:10px 20px;font-size:13px;font-weight:500}.submit-btn{color:#fff;cursor:pointer;background-color:#1b3b47;border:none;border-radius:4px;width:100%;margin-top:10px;padding:12px 24px;font-size:14px;font-weight:500}.submit-btn:disabled{cursor:not-allowed;background-color:#ccc}.submit-success{background-color:#22c55e!important}.submit-error{background-color:#ef4444!important}.query-btn{color:#fff;cursor:pointer;background-color:#1b3b47;border:none;border-radius:4px;padding:12px 24px;font-size:14px;font-weight:500}.query-btn:disabled{cursor:not-allowed;background-color:#ccc}.file-info{color:#2e7d32;background-color:#e8f5e9;border-radius:4px;margin-top:10px;padding:8px;font-size:12px;display:none}.progress-container{margin:15px 0;display:none}.progress-bar{background-color:#e0e0e0;border-radius:3px;width:100%;height:6px;overflow:hidden}.progress-fill{background-color:#1b3b47;width:0%;height:100%;transition:width .3s}.progress-text{text-align:center;color:#666;margin-top:8px;font-size:12px}.query-result{border-radius:12px;margin-top:20px;padding:15px;display:none}.result-success,.result-pending,.result-error{background-color:#f0fdfa;border:none}.download-link{cursor:pointer;text-align:center;color:#fff;background:#1b3b47;border:none;border-radius:30px;min-width:150px;min-height:35px;margin:0 5px;font-size:13px;font-weight:500;line-height:32px;text-decoration:none;transition:all .2s;display:inline-block}.percent-badge{color:#22c55e;border-radius:0;margin-left:6px;padding:0 4px;font-size:12px;font-weight:500;background:0 0!important}.download-link:hover{color:#fff;background:#1b3b47;transform:translateY(-1px)}.spinner{vertical-align:middle;border:2px solid #2dd4bf;border-left-color:#f3f3f3;border-radius:50%;width:16px;height:16px;margin-right:8px;animation:1s linear infinite spin;display:inline-block}.big-spinner{border:5px solid #f59e0a;border-left-color:#f3f3f3;border-radius:50%;width:40px;height:40px;animation:1s linear infinite spin;display:inline-block}.card-footer{color:#4b5563;border-top:1px solid #eee;justify-content:center;gap:30px;padding:16px;font-size:12px;display:flex}.footer-item{align-items:center;gap:5px;display:flex}.stats-section{text-align:center;background-color:#f9fafb;border-top:1px solid #eee;justify-content:center;gap:60px;padding:40px 20px;display:flex}.stat-item h3{color:#1b3b47;font-size:22px;font-weight:700}.stat-item p{color:#4b5563;font-size:11px}.why-section{text-align:center;padding:60px 20px}.why-section h2{color:#1b3b47;margin-bottom:8px;font-size:24px}.why-sub{color:#4b5563;margin-bottom:40px;font-size:13px}.features-grid{justify-content:center;gap:60px;max-width:900px;margin:0 auto;display:flex}.feature-item{max-width:220px}.feature-icon{color:#2dd4bf;background-color:#f0f9ff;border-radius:50%;justify-content:center;align-items:center;width:50px;height:50px;margin:0 auto 16px;font-size:18px;display:flex}.feature-item h4{color:#1b3b47;margin-bottom:10px;font-size:14px}.feature-item p{color:#4b5563;font-size:12px;line-height:1.6}.receive-section{background-color:#f9fafb;flex-wrap:wrap;justify-content:center;align-items:center;gap:60px;max-width:1100px;margin:0 auto;padding:60px 20px;display:flex}.receive-text{text-align:left;max-width:380px}.receive-text h2{color:#1b3b47;margin-bottom:12px;font-size:22px}.receive-text .desc{color:#4b5563;margin-bottom:24px;font-size:13px}.receive-list .item{align-items:flex-start;gap:12px;margin-bottom:16px;display:flex}.receive-list .icon{border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:30px;height:30px;font-size:14px;display:flex}.icon-red{color:#ef4444;background-color:#fee2e2}.icon-blue{color:#3b82f6;background-color:#dbeafe}.icon-green{color:#22c55e;background-color:#dcfce7}.receive-list .text h5{color:#1b3b47;margin-bottom:4px;font-size:13px}.receive-list .text p{color:#4b5563;font-size:11px}.receive-preview{background-color:#fff;border-radius:6px;width:450px;padding:12px;box-shadow:0 10px 30px #0000001a}.preview-header{color:#4b5563;align-items:center;gap:8px;margin-bottom:10px;font-size:12px;display:flex}.preview-dots span{border-radius:50%;width:10px;height:10px;margin-right:4px;display:inline-block}.dot-red{background-color:#ff5f57}.dot-yellow{background-color:#ffbd2e}.dot-green{background-color:#28ca42}.preview-body{border-top:1px solid #eee;padding-top:10px}.preview-image{border-radius:6px;width:100%}footer{color:#fff;background-color:#1b3b47;justify-content:space-between;align-items:center;padding:20px 24px;font-size:12px;display:flex}.footer-logo{align-items:center;display:flex}.copyright{color:#a0b8c0}.service-card{background-color:#f9fafb;border-radius:8px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:15px;margin-top:20px;padding:15px 20px;display:flex}.service-text{text-align:left;flex:1;min-width:200px}.service-title{color:#1b3b47;margin-bottom:5px;font-size:16px;font-weight:600}.service-desc{color:#4b5563;font-size:14px}.qr-small{flex-direction:column;align-items:center;gap:5px;display:flex}.qr-small-img{border:1px solid #ddd;border-radius:10px;width:100px;height:100px}.qr-small-text{color:#666;font-size:11px}.info-tip{color:#b45309;text-align:center;background-color:#fff7e6;border:1px solid #ffd89b;border-radius:8px;margin-top:15px;padding:10px 15px;font-size:12px}.pending-container{text-align:center;background:#f0f5ff;border-radius:12px;margin-top:20px;padding:30px 20px}.pending-title{color:#f59e0b;margin:15px 0 10px;font-size:18px;font-weight:600}.pending-desc{color:#666;font-size:14px}.pending-time{color:#999;margin-top:10px;font-size:12px}.modal-overlay{z-index:9999;background:#00000080;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:fixed;top:0;left:0}.modal-box{text-align:center;background:#fff;border-radius:16px;min-width:320px;max-width:450px;padding:28px 32px;animation:.2s modalFadeIn;box-shadow:0 10px 40px #0003}.modal-box p{color:#333;margin-bottom:24px;font-size:16px;line-height:1.5}.modal-box .modal-buttons{justify-content:center;gap:12px;display:flex}.modal-box button{cursor:pointer;border:none;border-radius:6px;padding:8px 24px;font-size:14px}.modal-box .modal-confirm{color:#fff;background:#1b3b47}.modal-box .modal-cancel{color:#333;background:#e0e0e0}.modal-box .modal-ok{color:#fff;background:#1b3b47;padding:8px 32px}@keyframes modalFadeIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.query-row{align-items:flex-end;gap:10px;margin-bottom:20px;display:flex}.query-row .input-group{flex:1;margin-bottom:0}.query-row .input-group label{text-align:left;margin-bottom:5px;display:block}.query-row .input-group input{border:1px solid #ddd;border-radius:6px;width:100%;padding:12px}