:root{--bg:#070b14;--bg-elevated:#0d1420;--surface:#111a28;--surface-2:#16202f;--border:#1f2b3d;--border-strong:#2c3b52;--text:#eaf0f7;--text-dim:#93a2b8;--text-faint:#5c6c82;--brand:#2f6bff;--brand-2:#16c8f0;--accent-cosmos:#4f8bff;--accent-eth:#62b6ff;--success:#34d399;--danger:#f87171;--warning:#fbbf24;--radius:14px;--radius-sm:9px;--shadow:0 10px 40px -12px rgba(0,0,0,0.6);--font:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;--mono:"SF Mono","JetBrains Mono","Fira Code",ui-monospace,Menlo,monospace}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:radial-gradient(1200px 600px at 15% -10%,rgba(47,107,255,.2),transparent 55%),radial-gradient(1000px 500px at 90% 0,rgba(22,200,240,.12),transparent 50%),var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased;min-height:100vh}button{cursor:pointer}button,input{font-family:inherit}.app{max-width:960px;margin:0 auto;padding:28px 20px 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rgba(47,107,255,.9)}.btn.primary,.btn.primary:hover{background:linear-gradient(135deg,var(--brand),var(--brand-2))}.btn.primary:hover{filter:brightness(1.08)}.btn.block{width:100%}.btn.ghost{background:transparent;border-color:var(--border)}.btn.sm{padding:6px 11px;font-size:12.5px}.spinner{width:15px;height:15px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.seed-warning{display:flex;gap:10px;align-items:flex-start;background:rgba(251,191,36,.08);border:1px solid rgba(251,191,36,.25);color:#f4d18a;border-radius:var(--radius-sm);padding:11px 13px;font-size:12.5px;line-height:1.5;margin-bottom:14px}.seed-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:8px;gap:8px;margin-bottom:14px}@media (min-width:520px){.seed-grid{grid-template-columns:repeat(4,1fr)}}.seed-word{display:flex;align-items:baseline;gap:7px;background:var(--surface-2);border:1px solid 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