:root{
  --bg:#0c0e12; --card:#161922; --line:#262c38; --text:#eef1f6; --muted:#9aa3b2;
  --blue:#4f7cff; --blue-d:#3b63d9; --green:#2ecc71; --radius:14px;
}
*{box-sizing:border-box}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:radial-gradient(1000px 500px at 70% -10%,#1a2240 0%,var(--bg) 55%);color:var(--text);margin:0;line-height:1.5}
.container{max-width:760px;margin:36px auto;padding:0 20px 40px}
.hero h1{font-size:44px;margin:0;letter-spacing:.5px;line-height:1}
.badge{font-size:13px;background:var(--blue);color:#fff;border-radius:999px;padding:4px 10px;vertical-align:middle;font-weight:600}
.sub{color:var(--muted);margin:10px 0 18px}
.steps{display:flex;gap:8px;list-style:none;padding:0;margin:0 0 8px;flex-wrap:wrap}
.steps li{flex:1;min-width:110px;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:8px 12px;font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px}
.steps li span{background:#242a38;color:#cdd4e0;width:20px;height:20px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:12px}
.steps li.active{border-color:var(--blue);color:var(--text)}
.steps li.active span{background:var(--blue);color:#fff}
.steps li.done{border-color:var(--green);color:var(--text)}
.steps li.done span{background:var(--green);color:#fff}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin:18px 0}
.card h2{margin:0 0 14px;font-size:18px}
.muted{color:var(--muted);font-weight:400;font-size:13px}
.dropzone{border:2px dashed #3a4a7a;border-radius:var(--radius);padding:34px 20px;text-align:center;background:#10131a;transition:.15s;cursor:pointer}
.dropzone:hover,.dropzone.drag{border-color:var(--blue);background:#16213f}
.dz-icon{font-size:34px}
.dz-title{font-size:19px;font-weight:650;margin:8px 0 4px}
.dz-sub{color:var(--muted);margin:0 0 18px;font-size:14px}
.file-name{color:#8ab4ff;min-height:1.2em;margin:12px 0 0;font-size:14px}
.grid{display:grid;grid-template-columns:180px 1fr;gap:12px;margin:16px 0}
.field{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted)}
.field small{font-weight:400}
input,select{background:#0d0f14;color:var(--text);border:1px solid var(--line);border-radius:9px;padding:10px 12px;font-size:15px;width:100%}
input::file-selector-button{background:var(--blue);color:#fff;border:0;border-radius:7px;padding:8px 14px;margin-right:10px;cursor:pointer}
button{background:#222836;color:var(--text);border:1px solid #333d50;border-radius:10px;padding:11px 18px;cursor:pointer;font-size:15px;font-weight:550;transition:.12s}
button:hover:not(:disabled){border-color:var(--blue)}
button.primary{background:var(--blue);border-color:var(--blue);color:#fff}
button.primary:hover:not(:disabled){background:var(--blue-d);border-color:var(--blue-d)}
button.ghost{background:transparent}
button.big{padding:13px 20px;font-size:16px}
button.block{display:block;width:100%}
button:disabled{opacity:.45;cursor:not-allowed}
.row{display:flex;gap:10px;flex-wrap:wrap;margin:6px 0 14px}
.status{color:#8ab4ff;background:#10131a;border:1px solid var(--line);border-radius:9px;padding:10px 12px;min-height:44px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:12px}
.stat{background:#0d0f14;border:1px solid var(--line);border-radius:10px;padding:12px;text-align:center}
.stat span{display:block;font-size:19px;font-weight:700}
.stat small{color:var(--muted)}
.bar-wrap{background:#0d0f14;border:1px solid var(--line);border-radius:999px;height:14px;overflow:hidden;margin:8px 0}
.bar-fill{background:linear-gradient(90deg,var(--blue),#7aa0ff);height:100%;transition:width .3s}
.progress-text{color:var(--muted);font-size:14px}
pre{white-space:pre-wrap;background:#0d0f14;border:1px solid var(--line);padding:14px;border-radius:10px;max-height:380px;overflow:auto}
details{margin-top:10px} summary{cursor:pointer;color:var(--muted)}
.jobs{display:flex;flex-direction:column;gap:8px;margin-top:12px}
.job{display:flex;justify-content:space-between;gap:12px;background:#0d0f14;border:1px solid var(--line);border-radius:9px;padding:10px 12px;font-size:14px}
.job-name{font-weight:550;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.job-status{color:var(--muted);white-space:nowrap}
.foot{color:var(--muted);font-size:13px;text-align:center;margin-top:26px}
.foot code{background:#0d0f14;padding:2px 6px;border-radius:5px}
@media(max-width:640px){
  h1{font-size:32px}
  .grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr}
  .row{flex-direction:column}
  .row button{width:100%}
  #downloadBtn{width:100%}
}