:root{color-scheme:dark;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Arial,sans-serif}
*{box-sizing:border-box}body{min-height:100vh;margin:0;display:grid;place-items:center;padding:20px;background:radial-gradient(ellipse at 50% 0%,#153363 0%,#0a1426 48%,#070c17 100%);color:#f1f7ff}
.panel{width:min(100%,535px);padding:clamp(24px,6vw,42px);border:1px solid #29426a;border-radius:24px;background:rgba(12,24,43,.93);box-shadow:0 22px 70px #0007;text-align:center}
.symbol{display:inline-grid;place-items:center;width:78px;height:78px;margin-bottom:22px;border-radius:20px;background:linear-gradient(135deg,#05c6ef,#1d70ed 60%,#142c84);box-shadow:0 12px 38px #04baf32a;font-weight:900;font-size:34px;letter-spacing:-7px;padding-right:9px}.symbol span{color:#bedfff}
.eyebrow{color:#58cdfb;font-size:11px;font-weight:800;letter-spacing:2px;margin:0 0 12px}h1{font-size:clamp(23px,4vw,29px);line-height:1.2;margin:0 0 24px}
.status{border-radius:12px;padding:13px 16px;background:#203149;border:1px solid #425677;font-size:15px;font-weight:700}
.status.ok{background:#073a37;color:#9af5d9;border-color:#168a77}.status.error{background:#48232a;color:#ffd7de;border-color:#af4c66}
p{color:#b8c8df;line-height:1.6;font-size:14px;margin:21px 0}button{appearance:none;width:100%;border:0;border-radius:12px;background:linear-gradient(95deg,#1875ff,#00bada);color:white;padding:15px 12px;cursor:pointer;font-size:15px;font-weight:800}button:hover:not(:disabled){filter:brightness(1.1)}button:disabled{cursor:not-allowed;opacity:.35}.tip{color:#f4d3a1;font-size:12px}.foot{color:#8d9bb0;font-size:11px;line-height:1.5;border-top:1px solid #2b3e58;padding-top:18px;margin-top:23px}