:root{--bg:#0f1115;--card:#161a22;--text:#e9eefb;--muted:#9aa4b2;--blue:#2563eb;--purple:#7c3aed;--slate:#334155;--green:#16a34a;--red:#ef4444}body{margin:0;background:linear-gradient(180deg,#1e3a8a,#60a5fa,#fff);color:var(--text);font-family:Inter,system-ui,Arial}.wrap{max-width:880px;margin:48px auto;padding:0 16px;text-align:center}h1{font-size:38px;margin:0 0 6px}.sub{color:#1f2937;margin-bottom:32px}.card{background:#161a22d9;border:1px solid #1f2430;border-radius:16px;padding:24px}.row{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}button{cursor:pointer;border:0;border-radius:12px;padding:14px 18px;font-weight:600;transition:.15s}.btn{min-width:220px}.primary{background:#2563eb;color:#fff}.danger{background:#ef4444;color:#fff}.gm{background:#1d4ed8;color:#fff}.gn{background:#6d28d9;color:#fff}.sleep{background:#374151;color:#cbd5e1}.disabled{opacity:.55;pointer-events:none}.connect-btn{width:100%;background:#2563eb;color:#fff;padding:14px;border-radius:14px;font-size:16px;font-weight:600;cursor:pointer;margin-bottom:16px;border:none}.connect-btn:active{opacity:.85;transform:scale(.98)}.footer{width:100%;text-align:center;padding:24px 0 32px;color:#0c2340;font-size:14px;opacity:.9;display:flex;flex-direction:column;align-items:center;gap:8px}