@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');
    :root {
      --slate-900:#0f172a; --slate-800:#1e293b; --slate-700:#334155; --slate-500:#64748b; --slate-400:#94a3b8;
      --slate-300:#cbd5e1; --slate-200:#e2e8f0; --slate-100:#f1f5f9; --slate-50:#f8fafc;
      --indigo-700:#4338ca; --indigo-600:#4f46e5; --indigo-500:#6366f1; --indigo-50:#eef2ff;
      --emerald-600:#059669; --emerald-50:#ecfdf5; --amber-600:#d97706; --amber-50:#fffbeb;
      --red-600:#dc2626; --red-50:#fef2f2; --white:#ffffff;
      --font:'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    }
    *{box-sizing:border-box}
    body{margin:0;font-family:var(--font);font-optical-sizing:auto;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:geometricPrecision;color:var(--slate-900);background:var(--slate-50)}
    .app{min-height:100vh;display:grid;grid-template-columns:280px 1fr}
    aside{background:var(--slate-900);color:var(--slate-400);display:flex;flex-direction:column}
    .brand{height:92px;display:flex;align-items:center;gap:14px;padding:0 26px;border-bottom:1px solid rgba(148,163,184,.14)}
    .brand-mark{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;color:white;background:var(--indigo-600);font-weight:900}
    .brand-title{color:white;font-size:20px;line-height:1;font-weight:800;letter-spacing:-.035em}
    .nav{padding:18px 14px;display:grid;gap:8px}
    .nav-item{display:flex;gap:12px;align-items:center;padding:13px 16px;border-radius:14px;color:var(--slate-400);font-weight:700;letter-spacing:-.01em}
    .nav-item.active{background:var(--indigo-600);color:white;box-shadow:0 18px 32px rgba(79,70,229,.25)}
    .nav-spacer{flex:1}
    .owner{padding:18px 20px;border-top:1px solid rgba(148,163,184,.14);display:grid;gap:8px}
    .owner strong{color:white;display:block}.owner span{color:var(--slate-400);font-size:12px;text-transform:uppercase;letter-spacing:.12em}
    main{padding:32px;overflow:auto}.page-shell{width:min(1180px,100%);margin:0 auto}
    .topbar{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:22px}
    .kicker{color:var(--indigo-600);font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
    h1{margin:8px 0 6px;font-size:38px;line-height:1.02;letter-spacing:-.045em;font-weight:800;color:var(--slate-900)}
    h2{margin:0 0 8px;color:var(--slate-900);font-size:22px;letter-spacing:-.025em;font-weight:800}
    p{margin:0;color:var(--slate-500);line-height:1.55}.pill{background:white;border:1px solid var(--slate-200);border-radius:999px;padding:10px 14px;color:var(--slate-500);font-weight:800;white-space:nowrap}
    .grid{display:grid;grid-template-columns:1.05fr .95fr;gap:20px;align-items:start}
    .card{background:white;border:1px solid var(--slate-200);border-radius:22px;box-shadow:0 12px 30px rgba(15,23,42,.05);overflow:hidden;margin-bottom:20px}
    .card-head{padding:22px 24px 14px;border-bottom:1px solid var(--slate-200);background:white}.card-body{padding:22px 24px 24px}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.full{grid-column:1/-1}
    label{display:block;margin:0 0 7px;color:var(--slate-700);font-weight:700;font-size:13px;letter-spacing:-.005em}
    input,select{width:100%;border:1px solid var(--slate-200);border-radius:14px;padding:13px 14px;font-size:15px;font-family:var(--font);font-weight:500;background:white;color:var(--slate-900)}
    input:focus,select:focus{outline:4px solid rgba(99,102,241,.16);border-color:var(--indigo-500)}
    .mini{color:var(--slate-500);font-size:12px;margin-top:7px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
    button{border:0;border-radius:14px;padding:13px 16px;font-weight:800;letter-spacing:-.01em;cursor:pointer;transition:transform .15s ease,opacity .15s ease,box-shadow .15s ease;font-family:var(--font)}
    button:hover{transform:translateY(-1px);box-shadow:0 14px 26px rgba(15,23,42,.08)}button:disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}
    .primary{background:var(--indigo-600);color:white}.secondary{background:var(--indigo-50);color:var(--indigo-700)}.success{background:var(--emerald-600);color:white}.muted{background:var(--slate-100);color:var(--slate-700);border:1px solid var(--slate-200)}
    .status{margin-top:16px;border:1px solid var(--slate-200);border-radius:16px;padding:14px 16px;background:var(--slate-50);color:var(--slate-700);font-weight:700}
    .status.ok{background:var(--emerald-50);border-color:#bbf7d0;color:#047857}.status.error{background:var(--red-50);border-color:#fecaca;color:var(--red-600)}.status.warn{background:var(--amber-50);border-color:#fde68a;color:var(--amber-600)}
    pre,.secret-box{margin:0;white-space:pre-wrap;word-break:break-word;max-height:420px;overflow:auto;background:#07111f;color:#dbeafe;border-radius:18px;padding:16px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;font-size:13px;line-height:1.5}
    .qr{width:240px;height:240px;border:1px dashed var(--slate-200);border-radius:18px;display:grid;place-items:center;background:white;color:var(--slate-500);font-weight:700}.qr img{width:220px;height:220px}
    .two-col{display:grid;grid-template-columns:270px 1fr;gap:18px;align-items:start}.codes{display:grid;gap:8px;margin-top:14px}
    .code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:#fff;border:1px solid var(--slate-200);border-radius:12px;padding:10px 12px;color:var(--indigo-700);font-weight:800}
    .login-wrap{min-height:calc(100vh - 64px);display:grid;place-items:center}.login-card{width:min(560px,100%);background:white;border:1px solid var(--slate-200);border-radius:26px;box-shadow:0 24px 60px rgba(15,23,42,.08);padding:34px}.login-card h1{font-size:36px}.link{color:var(--indigo-600);text-decoration:none;font-weight:800}
    @media(max-width:980px){.app{grid-template-columns:1fr}aside{display:none}main{padding:18px}.grid,.form-grid,.two-col{grid-template-columns:1fr}.full{grid-column:auto}h1{font-size:32px}}
/* 3.69D2 - CSP-safe utility classes replacing inline style attributes. */
.u-hidden{display:none!important}
.u-visible-block{display:block!important}
.u-visible-flex{display:flex!important}
.u-mt-0{margin-top:0!important}
.u-mt-14{margin-top:14px!important}
.u-mt-16{margin-top:16px!important}
.u-mt-18{margin-top:18px!important}
.u-mt-20{margin-top:20px!important}
.u-mt-30{margin-top:30px!important}
.u-mb-14{margin-bottom:14px!important}
.u-w-full{width:100%!important}
.u-text-muted{color:var(--slate-500)!important}
.u-font-700{font-weight:700!important}
.u-spacer-14{height:14px}
.u-border-top{border-top:1px solid var(--slate-200)!important}
.u-rate-input{width:140px!important}