:root{--bg:#0f172a;--panel:#111827;--panel2:#0b1220;--line:#243044;--text:#e5e7eb;--muted:#94a3b8;--brand:#38bdf8;--ok:#22c55e;--bad:#ef4444;--warn:#f59e0b}*{box-sizing:border-box}body{margin:0;background:linear-gradient(135deg,#0f172a,#111827 55%,#0b1220);color:var(--text);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}.shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.sidebar{border-right:1px solid var(--line);background:rgba(15,23,42,.72);padding:20px;position:sticky;top:0;height:100vh}.brand{display:flex;gap:12px;align-items:center;margin-bottom:28px}.logo{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:var(--brand);color:#00111f;font-weight:800}.brand small{display:block;color:var(--muted);font-size:12px;margin-top:2px}nav a{display:block;color:var(--muted);text-decoration:none;padding:12px 14px;border-radius:12px;margin:4px 0}nav a:hover,nav a.active{background:#172033;color:var(--text)}.main{padding:28px;max-width:1220px;width:100%}h1{margin:0 0 20px;font-size:28px}.grid{display:grid;gap:16px}.grid.cols{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.card{background:rgba(17,24,39,.82);border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:0 12px 30px rgba(0,0,0,.24)}.card h2,.card h3{margin:0 0 14px}.muted{color:var(--muted)}label{display:block;margin:12px 0 6px;color:#cbd5e1;font-weight:600}input,select,textarea{width:100%;border:1px solid #334155;background:#0b1220;color:var(--text);border-radius:12px;padding:11px 12px;font:inherit}textarea{min-height:120px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.btn,button{border:0;background:var(--brand);color:#00111f;font-weight:800;border-radius:12px;padding:11px 14px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:8px}.btn.secondary,button.secondary{background:#273449;color:var(--text)}.btn.danger,button.danger{background:var(--bad);color:white}.btn.ok{background:var(--ok);color:#052e16}.flash{padding:12px 14px;border-radius:12px;margin-bottom:16px;border:1px solid}.flash.ok{background:rgba(34,197,94,.12);border-color:rgba(34,197,94,.4)}.flash.bad{background:rgba(239,68,68,.12);border-color:rgba(239,68,68,.4)}.flash.warn{background:rgba(245,158,11,.12);border-color:rgba(245,158,11,.4)}pre{background:#060b14;border:1px solid #1f2937;border-radius:14px;padding:14px;overflow:auto;white-space:pre-wrap;word-break:break-word}.table{width:100%;border-collapse:collapse}.table th,.table td{border-bottom:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}.pill{display:inline-block;border:1px solid #334155;border-radius:999px;padding:4px 8px;color:#cbd5e1;background:#0b1220}.oktxt{color:var(--ok)}.badtxt{color:var(--bad)}.warntxt{color:var(--warn)}.qrbox{display:grid;place-items:center;min-height:320px;border:1px dashed #334155;border-radius:18px;background:#0b1220}.qrbox img{max-width:280px;border-radius:14px;background:white;padding:10px}.help{font-size:14px;color:var(--muted);line-height:1.55}.cmd-list{columns:2;column-gap:24px}.cmd-list code{display:block;margin:0 0 6px;color:#dbeafe}.kbd{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;background:#020617;border:1px solid #334155;border-radius:8px;padding:2px 6px}@media(max-width:860px){.shell{grid-template-columns:1fr}.sidebar{position:relative;height:auto}.cmd-list{columns:1}}