:root{color:#1d1d22;background:#f5f6f8;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}button{width:100%;min-height:48px;border:0;border-radius:12px;padding:12px 16px;background:#1769ff;color:#fff;font:inherit;font-weight:700;cursor:pointer}button.secondary{background:#e8ebf2;color:#1d1d22}.app-shell{width:100%;min-height:100vh;padding:16px;display:grid;align-items:center}.panel{width:min(100%,560px);margin:0 auto;padding:20px;border-radius:16px;background:#fff;box-shadow:0 10px 32px #151c2814}.eyebrow{margin:0 0 8px;color:#647084;font-size:13px;font-weight:700;text-transform:uppercase}h1{margin:0;font-size:28px;line-height:1.15}.muted{margin:16px 0 0;color:#526070;line-height:1.5}.status-grid{display:grid;gap:10px;margin-top:18px}.status-card{padding:14px;border:1px solid #e1e6ef;border-radius:12px;background:#f8fafc}.status-card span{display:block;margin-bottom:6px;color:#647084;font-size:12px;font-weight:800;text-transform:uppercase}.status-card strong{display:block;margin-bottom:4px}.status-card p{margin:0;color:#526070;line-height:1.45}.status-connected{border-color:#b7ebc6;background:#f0fff4}.status-checking{border-color:#c7dcff;background:#f3f7ff}.status-unavailable{border-color:#ffd2cc;background:#fff7f5}.notice{display:grid;gap:6px;margin-top:14px;padding:14px;border:1px solid #f3d28a;border-radius:12px;background:#fff7df;color:#553b00}.notice-error{border-color:#ffd2cc;background:#fff7f5;color:#7a271a}.notice strong,.notice p{margin:0}.notice p{line-height:1.45}.action-message{margin:16px 0 0;padding:12px;border-radius:12px;background:#f3f7ff;color:#24426f;font-weight:650}.actions{display:grid;gap:10px;margin-top:18px}@media(min-width:520px){.status-grid{grid-template-columns:1fr 1fr}}