:root{--bg: #08090a;--bg-panel: #0f1011;--surface-1: rgba(255, 255, 255, .02);--surface-2: rgba(255, 255, 255, .04);--surface-3: rgba(255, 255, 255, .06);--text-1: #f7f8f8;--text-2: #d0d6e0;--text-3: #8a8f98;--text-4: #62666d;--accent: #7170ff;--accent-bg: #5e6ad2;--accent-hover: #828fff;--success: #27a644;--success-bright: #10b981;--danger: #e5484d;--warn: #d29922;--border-subtle: rgba(255, 255, 255, .05);--border: rgba(255, 255, 255, .08);--border-strong: rgba(255, 255, 255, .12);--radius-sm: 6px;--radius: 8px;--radius-lg: 12px;--font: "Inter", system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font-family:var(--font);font-feature-settings:"cv01","ss03";background:var(--bg);color:var(--text-1);line-height:1.5;min-height:100vh;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased}.topbar{display:flex;align-items:center;justify-content:space-between;height:52px;padding:0 24px;border-bottom:1px solid var(--border-subtle);background:var(--bg-panel);position:sticky;top:0;z-index:20}.topbar-left{display:flex;align-items:center;gap:9px}.logo{font-size:17px;line-height:1}.logo-text{font-size:14px;font-weight:590;letter-spacing:-.13px;color:var(--text-1)}.privacy-badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:510;color:var(--text-3);padding:4px 10px;border:1px solid var(--border);border-radius:9999px;background:var(--surface-1)}.privacy-dot{width:6px;height:6px;border-radius:50%;background:var(--success-bright);box-shadow:0 0 0 3px #10b9811f;flex-shrink:0}.workspace{flex:1;width:100%;max-width:1120px;margin:0 auto;padding:28px 24px 56px;display:grid;grid-template-columns:minmax(0,1fr) 292px;gap:28px;align-items:start}.stage{display:flex;flex-direction:column;gap:16px;min-width:0}.sidebar{display:flex;flex-direction:column;gap:12px;position:sticky;top:80px}.dropzone{border:1px dashed var(--border-strong);border-radius:var(--radius-lg);background:var(--surface-1);padding:52px 24px;text-align:center;cursor:pointer;transition:border-color .15s,background .15s;outline:none}.dropzone:hover,.dropzone:focus-visible{border-color:#7170ff80;background:var(--surface-2)}.dropzone.dragover{border-color:var(--accent);background:#7170ff0f}.dz-icon{width:28px;height:28px;color:var(--text-3);margin-bottom:14px}.dz-title{font-size:15px;font-weight:510;margin:0 0 6px;color:var(--text-1)}.dz-hint{font-size:12.5px;color:var(--text-4);margin:0;letter-spacing:-.1px}.panel{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface-1);padding:18px 20px}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.panel-head h2{font-size:13px;font-weight:510;letter-spacing:0;margin:0;color:var(--text-3)}.count{font-family:var(--mono);font-size:11px;color:var(--text-4);background:var(--surface-2);padding:1px 6px;border-radius:3px;margin-left:4px}.text-btn{background:none;border:none;padding:0;font-family:inherit;font-size:12px;font-weight:510;color:var(--accent);cursor:pointer;letter-spacing:-.1px}.text-btn:hover{color:var(--accent-hover);text-decoration:underline}.mt8{margin-top:10px;display:inline-block}.mode-desc{font-size:12.5px;color:var(--text-4);margin:0 0 14px;letter-spacing:-.1px}.preset-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.preset{display:flex;flex-direction:column;align-items:flex-start;gap:3px;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-1);cursor:pointer;font-family:inherit;text-align:left;transition:border-color .13s,background .13s}.preset:hover{border-color:var(--border-strong);background:var(--surface-2)}.preset.active{border-color:#7170ff99;background:#7170ff14}.preset-name{font-size:13.5px;font-weight:510;color:var(--text-1);letter-spacing:-.13px}.preset-limit{font-family:var(--mono);font-size:11px;color:var(--text-4)}.preset.active .preset-limit{color:var(--accent)}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.field{display:flex;flex-direction:column;gap:6px}.field-label{font-size:11.5px;font-weight:510;color:var(--text-3);letter-spacing:-.1px}select,input[type=number]{font-family:inherit;font-size:13px;font-weight:400;color:var(--text-2);background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:9px 11px;outline:none;transition:border-color .13s;width:100%}select:focus,input[type=number]:focus{border-color:var(--accent);background:var(--surface-3)}.input-suffix{position:relative;display:block}.input-suffix input{padding-right:38px}.suffix{position:absolute;right:11px;top:50%;transform:translateY(-50%);font-family:var(--mono);font-size:11px;color:var(--text-4);pointer-events:none}.field-note{font-size:11.5px;color:var(--text-4);margin:10px 0 0;letter-spacing:-.1px}.actions{display:flex;gap:10px;margin-top:18px}button.btn-primary,button.btn-ghost{font-family:inherit;font-size:13.5px;font-weight:510;border-radius:var(--radius-sm);padding:10px 20px;cursor:pointer;transition:background .13s,border-color .13s,opacity .13s;letter-spacing:-.13px}.btn-primary{flex:1;background:var(--accent-bg);color:#fff;border:1px solid transparent}.btn-primary:hover:not(:disabled){background:var(--accent)}.btn-primary:disabled{opacity:.35;cursor:not-allowed}.btn-ghost{background:var(--surface-1);color:var(--text-2);border:1px solid var(--border)}.btn-ghost:hover{background:var(--surface-2);border-color:var(--border-strong)}.job{border:1px solid var(--border-subtle);border-radius:var(--radius);background:var(--surface-1);padding:13px 15px;margin-bottom:8px}.job:last-child{margin-bottom:0}.job-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:9px}.job-name{font-size:13px;font-weight:510;color:var(--text-1);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;letter-spacing:-.13px}.job-size{font-family:var(--mono);font-size:11px;color:var(--text-4);white-space:nowrap;flex-shrink:0}.progress{height:3px;background:var(--surface-3);border-radius:2px;overflow:hidden;margin-bottom:8px}.progress-bar{height:100%;width:0;background:var(--accent);transition:width .18s ease-out}.job.done .progress-bar{background:var(--success-bright)}.job.error .progress-bar{background:var(--danger)}.job-status{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:11.5px;color:var(--text-4);font-family:var(--mono)}.job.done .job-status{color:var(--text-3)}.job.error .job-status{color:var(--danger)}.job-status a{color:var(--accent);font-family:var(--font);font-size:12px;font-weight:510;text-decoration:none;white-space:nowrap}.job-status a:hover{text-decoration:underline;color:var(--accent-hover)}.side-block{border:1px solid var(--border-subtle);border-radius:var(--radius);background:var(--surface-1);padding:14px 16px}.side-label{font-family:var(--mono);font-size:10px;font-weight:500;text-transform:uppercase;letter-spacing:.06em;color:var(--text-4);margin-bottom:10px}.engine{display:flex;align-items:center;gap:7px;font-size:12.5px;font-weight:510;color:var(--text-2);letter-spacing:-.1px}.dot{width:6px;height:6px;border-radius:50%;background:var(--text-4);flex-shrink:0;transition:background .2s}.dot.loading{background:var(--warn);animation:pulse 1.3s ease-in-out infinite}.dot.ready{background:var(--success-bright);box-shadow:0 0 0 3px #10b9811f}.dot.error{background:var(--danger)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.3}}.side-note{font-size:11px;color:var(--text-4);margin:9px 0 0;line-height:1.55;letter-spacing:-.1px}.specs{margin:0;display:flex;flex-direction:column;gap:8px}.spec{display:flex;justify-content:space-between;gap:10px;font-size:12px}.spec dt{color:var(--text-4);font-weight:400;flex-shrink:0}.spec dd{margin:0;color:var(--text-2);font-family:var(--mono);font-size:11px;text-align:right;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mini-faq{border-bottom:1px solid var(--border-subtle);padding:8px 0}.mini-faq:last-child{border-bottom:none;padding-bottom:0}.mini-faq:first-child{padding-top:0}.mini-faq summary{font-size:12px;font-weight:510;color:var(--text-2);cursor:pointer;list-style:none;letter-spacing:-.1px;display:flex;align-items:center;gap:6px}.mini-faq summary::-webkit-details-marker{display:none}.mini-faq summary:before{content:"+";font-family:var(--mono);font-size:12px;color:var(--text-4);width:10px;flex-shrink:0}.mini-faq[open] summary:before{content:"−"}.mini-faq summary:hover{color:var(--text-1)}.mini-faq p{font-size:11.5px;color:var(--text-4);line-height:1.65;margin:8px 0 2px 16px;letter-spacing:-.05px}.foot{border-top:1px solid var(--border-subtle);padding:18px 24px;text-align:center;font-size:11.5px;color:var(--text-4);letter-spacing:-.05px}@media (max-width: 900px){.workspace{grid-template-columns:1fr;padding:20px 16px 40px;gap:16px}.sidebar{position:static;flex-direction:row;flex-wrap:wrap}.sidebar .side-block{flex:1 1 200px}.preset-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 560px){.topbar{padding:0 16px;height:48px}.dropzone{padding:40px 16px}.field-row{grid-template-columns:1fr}.actions,.sidebar{flex-direction:column}.panel{padding:15px 16px}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.brand{display:flex;align-items:center;gap:9px;text-decoration:none;flex-shrink:0}.topnav{display:flex;align-items:center;gap:2px;margin-left:20px}.topnav a{font-size:13px;font-weight:510;color:var(--text-3);text-decoration:none;padding:5px 10px;border-radius:var(--radius-sm);letter-spacing:-.13px;transition:color .13s,background .13s;white-space:nowrap}.topnav a:hover{color:var(--text-1);background:var(--surface-2)}.topnav a.active{color:var(--text-1);background:var(--surface-3)}.page-intro{margin-bottom:4px}.page-intro h1{font-size:26px;font-weight:590;letter-spacing:-.7px;line-height:1.25;margin:0 0 10px;color:var(--text-1)}.lede{font-size:14px;line-height:1.65;color:var(--text-3);margin:0;max-width:62ch;letter-spacing:-.1px}.lede strong{color:var(--text-2);font-weight:510}.prose{margin-top:12px;max-width:66ch}.prose h2{font-size:16px;font-weight:590;letter-spacing:-.3px;color:var(--text-1);margin:32px 0 10px}.prose h2:first-child{margin-top:8px}.prose p{font-size:13.5px;line-height:1.72;color:var(--text-3);margin:0 0 14px;letter-spacing:-.05px}.prose ul{margin:0 0 14px;padding-left:20px}.prose li{font-size:13.5px;line-height:1.72;color:var(--text-3);margin-bottom:6px}.prose a{color:var(--accent);text-decoration:none;border-bottom:1px solid rgba(113,112,255,.3)}.prose a:hover{color:var(--accent-hover);border-bottom-color:var(--accent-hover)}.prose code{font-family:var(--mono);font-size:12px;background:var(--surface-2);padding:1px 5px;border-radius:3px;color:var(--text-2)}.prose strong{color:var(--text-2);font-weight:510}.prose em{font-style:italic;color:var(--text-2)}.faq-item{border-top:1px solid var(--border-subtle);padding:12px 0}.faq-item summary{font-size:13.5px;font-weight:510;color:var(--text-2);cursor:pointer;list-style:none;letter-spacing:-.1px;display:flex;align-items:center;gap:8px}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:before{content:"+";font-family:var(--mono);font-size:13px;color:var(--text-4);width:12px;flex-shrink:0}.faq-item[open] summary:before{content:"−"}.faq-item summary:hover{color:var(--text-1)}.faq-item p{margin:10px 0 0 20px;font-size:13px;line-height:1.7}.narrow{flex:1;width:100%;max-width:720px;margin:0 auto;padding:40px 24px 64px}.prose-page h1{font-size:28px;font-weight:590;letter-spacing:-.8px;line-height:1.2;margin:0 0 20px;color:var(--text-1)}.prose-page h2{margin-top:34px;padding-top:22px;border-top:1px solid var(--border-subtle)}.prose-page p,.prose-page li{font-size:14px;line-height:1.75}.muted{color:var(--text-4)!important;font-size:12.5px!important}.contact-email{font-family:var(--mono);font-size:15px!important;padding:14px 18px;background:var(--surface-1);border:1px solid var(--border);border-radius:var(--radius);display:inline-block}.ad-slot{min-height:0;margin:4px 0;overflow:hidden}.ad-slot[data-filled="1"]{min-height:90px}.ad-slot:not([data-filled]){display:none}.foot-nav{display:flex;justify-content:center;flex-wrap:wrap;gap:4px 18px;margin-bottom:10px}.foot-nav a{font-size:12px;color:var(--text-4);text-decoration:none;letter-spacing:-.05px}.foot-nav a:hover{color:var(--text-2)}.foot p{margin:0}@media (max-width: 900px){.topnav{display:none}.page-intro h1{font-size:22px}}@media (max-width: 560px){.narrow{padding:28px 16px 48px}.prose-page h1{font-size:23px}.prose h2{font-size:15px}}
