:root{--bg: #0b1020;--panel: #111a33;--fg: #e7ecf6;--muted: #8b95b3;--accent: #5b8def;--accent-2: #a78bfa;--ok: #34d399;--warn: #fbbf24;--err: #f87171;--radius: 10px;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color-scheme:light dark}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);min-height:100vh}.app{max-width:720px;margin:0 auto;padding:48px 24px}h1{font-size:28px;font-weight:600;margin:0 0 8px;letter-spacing:-.01em}.muted{color:var(--muted)}.card{background:var(--panel);border:1px solid #1a2547;border-radius:var(--radius);padding:24px;margin-top:16px}button.primary{background:var(--accent);color:#fff;border:none;border-radius:var(--radius);padding:10px 18px;font-size:15px;font-weight:500;cursor:pointer}button.primary:hover{filter:brightness(1.1)}button.primary:disabled{opacity:.5;cursor:not-allowed}button.secondary{background:transparent;color:var(--fg);border:1px solid #2a3565;border-radius:var(--radius);padding:8px 14px;font-size:14px;cursor:pointer}button.secondary:hover{background:#1a2547}.dropzone{border:2px dashed #2a3565;border-radius:var(--radius);padding:48px 16px;text-align:center;cursor:pointer;transition:background .15s,border-color .15s}.dropzone:hover,.dropzone.over{border-color:var(--accent);background:#5b8def0d}.progress{margin-top:12px;background:#0b1230;border-radius:6px;height:8px;overflow:hidden}.progress>div{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2));transition:width .2s linear}.stage-list{list-style:none;padding:0;margin:0}.stage-list li{padding:10px 0;display:flex;align-items:center;gap:12px;border-bottom:1px solid #1a2547}.stage-list li:last-child{border-bottom:none}.stage-icon{width:22px;height:22px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0}.stage-icon.pending{background:#1a2547;color:var(--muted)}.stage-icon.active{background:var(--accent);color:#fff;animation:pulse 1.5s ease-in-out infinite}.stage-icon.done{background:var(--ok);color:#fff}.stage-icon.failed{background:var(--err);color:#fff}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}.error{background:#f871711a;border:1px solid var(--err);color:var(--err);padding:12px 16px;border-radius:var(--radius);margin-top:12px}.row{display:flex;gap:12px;align-items:center;justify-content:space-between}