*{box-sizing:border-box;margin:0;padding:0}body{color:#e2e8f0;background:linear-gradient(135deg,#1e293b 0%,#4c1d95 50%,#312e81 100%);min-height:100vh;font-family:system-ui,-apple-system,sans-serif}.app{max-width:720px;margin:0 auto;padding:2rem 1rem}h1{margin-bottom:.25rem;font-size:1.75rem}.subtitle{color:#94a3b8;margin-bottom:1.5rem}.card{background:#1e293b;border-radius:12px;margin-bottom:1rem;padding:1.25rem}.card h2{color:#cbd5e1;margin-bottom:.75rem;font-size:1rem}label{color:#94a3b8;margin-bottom:.35rem;font-size:.85rem;display:block}input,select,button,textarea{color:#f8fafc;background:#0f172a;border:1px solid #334155;border-radius:8px;width:100%;margin-bottom:.75rem;padding:.6rem .75rem;font-size:.95rem}button{cursor:pointer;background:#3b82f6;border:none;font-weight:600}button:disabled{opacity:.5;cursor:not-allowed}button.secondary{background:#475569}.error{color:#fecaca;background:#7f1d1d;border-radius:8px;margin-bottom:1rem;padding:.75rem;font-size:.9rem}.pre{white-space:pre-wrap;word-break:break-all;background:#0f172a;border:1px solid #334155;border-radius:8px;max-height:240px;padding:.75rem;font-size:.8rem;overflow:auto}.row{grid-template-columns:1fr 1fr;gap:.75rem;display:grid}@media (width<=600px){.row{grid-template-columns:1fr}}.flex{justify-content:flex-start;align-items:center;gap:10px;display:flex}.shrink-0{flex-shrink:0}.w-4{width:16px}.mb-0{margin-bottom:0}.hint{color:#94a3b8;margin-bottom:.75rem;font-size:.85rem;line-height:1.4}.hint.muted{color:#64748b}input.readonly{opacity:.9;cursor:default}.break-all{word-break:break-all}