:root{--bg:#0f172a;--panel:rgba(15,23,42,.78);--text:#e5e7eb;--muted:#94a3b8;--border:rgba(148,163,184,.24);--primary:#38bdf8;--primary-text:#082f49;--radius:.3rem;--shadow:0 10px 30px rgba(0,0,0,.22)}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:radial-gradient(circle at top,#1e293b 0,#0f172a 48%,#020617 100%);color:var(--text);font-size:14px;-webkit-font-smoothing:antialiased;text-rendering:geometricPrecision}.shell{min-height:100%;display:grid;place-items:center;padding:24px}.panel{width:min(680px,100%);border:1px solid var(--border);background:var(--panel);backdrop-filter:blur(16px);box-shadow:var(--shadow);border-radius:var(--radius);padding:24px}.eyebrow{display:inline-flex;align-items:center;border:1px solid var(--border);border-radius:var(--radius);padding:4px 8px;color:var(--muted);font-size:12px;letter-spacing:.08em;text-transform:uppercase}h1{margin:16px 0 8px;font-size:clamp(28px,5vw,44px);line-height:1.05;letter-spacing:-.04em}p{margin:0;color:var(--muted);line-height:1.65}.actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}.btn{appearance:none;border:1px solid var(--border);border-radius:var(--radius);background:rgba(15,23,42,.72);color:var(--text);padding:9px 12px;font:inherit;text-decoration:none;cursor:pointer}.btn:hover{border-color:rgba(56,189,248,.55)}.btn-primary{background:var(--primary);border-color:var(--primary);color:var(--primary-text);font-weight:700}.status{margin-top:16px;border:1px solid var(--border);border-radius:var(--radius);padding:10px 12px;color:var(--muted);background:rgba(2,6,23,.4)}@media(max-width:520px){.shell{padding:14px}.panel{padding:18px}.actions{display:grid}.btn{text-align:center;width:100%}}