:root{--bg: #0f172a;--panel: #111827;--panel-2: #0b1220;--text: #e5e7eb;--muted: #9ca3af;--accent: #22c55e;--accent-2: #3b82f6;--danger: #ef4444;--border: #1f2937}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:radial-gradient(1200px 700px at 80% -20%,#1f2937 0%,var(--bg) 50%,var(--bg) 100%);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Helvetica Neue,Arial}.app{max-width:1100px;margin:32px auto;padding:0 16px 48px}.header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.brand{display:flex;align-items:center;gap:12px}.badge{font-size:12px;color:var(--muted)}.card{background:linear-gradient(180deg,var(--panel) 0%,var(--panel-2) 100%);border:1px solid var(--border);border-radius:16px;padding:16px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media(max-width:980px){.grid{grid-template-columns:1fr}}.toolbar{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 8px}select,button,input[type=file]::file-selector-button{background:#0b1220;color:var(--text);border:1px solid var(--border);border-radius:10px;padding:8px 12px;font-size:14px}button{cursor:pointer;transition:transform .03s ease-in-out,border-color .2s}button:hover{border-color:#334155}button:active{transform:translateY(1px)}.btn-primary{border-color:#0b3e15}.btn-accent{border-color:#0b2a57}.btn-danger{border-color:#3b0b0b}.textarea-wrap{position:relative}textarea{width:100%;min-height:420px;resize:vertical;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:14px;line-height:1.5;background:#0b1220;color:#d1d5db;border:1px solid var(--border);border-radius:12px;padding:12px 14px}.hint{color:var(--muted);font-size:12px;margin-top:6px}.status{margin-top:8px;font-size:13px}.status.ok{color:var(--accent)}.status.err{color:var(--danger)}.footer{margin-top:10px;display:flex;gap:10px;align-items:center;color:var(--muted);font-size:12px}.footer a{color:var(--muted);text-decoration:underline}