:root{--color-bg: #0a0f14;--color-bg-secondary: #0f151c;--color-bg-card: rgba(21, 30, 41, .7);--color-border: rgba(10, 193, 142, .2);--color-text: #E6EDF3;--color-text-secondary: #8B949E;--color-text-muted: #6E7681;--color-primary: #0AC18E;--color-primary-glow: rgba(10, 193, 142, .15);--color-primary-bright: #0dd9a1;--color-bc2: #F7931A;--color-bc2-glow: rgba(247, 147, 26, .15);--color-error: #F85149;--color-success: #3FB950;--radius-sm: 6px;--radius-md: 12px;--radius-lg: 20px;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--glow-primary: 0 0 20px rgba(10, 193, 142, .3), 0 0 40px rgba(10, 193, 142, .1);--glow-bc2: 0 0 20px rgba(247, 147, 26, .3), 0 0 40px rgba(247, 147, 26, .1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--color-bg);background-image:radial-gradient(ellipse at 50% 0%,rgba(10,193,142,.08) 0%,transparent 50%),radial-gradient(ellipse at 100% 100%,rgba(247,147,26,.05) 0%,transparent 50%);color:var(--color-text);line-height:1.5;-webkit-font-smoothing:antialiased;min-height:100vh}.app{min-height:100vh;max-width:480px;margin:0 auto;padding:var(--spacing-md)}.card{background:var(--color-bg-card);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);margin-bottom:var(--spacing-md);box-shadow:0 4px 24px #0000004d}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-lg);border:none;border-radius:var(--radius-md);font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;width:100%}.btn-primary{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-bright) 100%);color:#000;box-shadow:var(--glow-primary)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 30px #0ac18e66,0 0 60px #0ac18e33}.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}.btn-secondary{background:#0ac18e0d;border:1px solid var(--color-border);color:var(--color-text);backdrop-filter:blur(10px)}.btn-secondary:hover{border-color:var(--color-primary);color:var(--color-primary);background:#0ac18e1a}.input{width:100%;padding:var(--spacing-md);background:#0a0f14cc;border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text);font-size:1rem;font-family:SF Mono,Menlo,Monaco,Cascadia Code,Consolas,monospace;transition:all .3s ease}.input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #0ac18e1a}.input::placeholder{color:var(--color-text-muted)}.label{display:block;margin-bottom:var(--spacing-sm);color:var(--color-text-secondary);font-size:.875rem}.title{font-size:1.5rem;font-weight:700;margin-bottom:var(--spacing-sm);background:linear-gradient(135deg,var(--color-text) 0%,var(--color-primary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.subtitle{color:var(--color-text-secondary);margin-bottom:var(--spacing-lg)}.logo-header{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-md)}.logo-header img{width:48px;height:48px}.mnemonic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-sm);margin:var(--spacing-lg) 0}.mnemonic-word{background:#0a0f1499;border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:var(--spacing-sm) var(--spacing-md);font-family:SF Mono,Menlo,Monaco,Cascadia Code,Consolas,monospace;font-size:.875rem;transition:all .2s ease}.mnemonic-word:hover{border-color:var(--color-primary);background:#0ac18e0d}.mnemonic-word span{color:var(--color-primary);margin-right:var(--spacing-xs);font-weight:600}.balance-display{text-align:center;padding:var(--spacing-xl) 0}.balance-amount{font-size:2.5rem;font-weight:700;font-family:SF Mono,Menlo,Monaco,Cascadia Code,Consolas,monospace;text-shadow:0 0 30px currentColor}.balance-amount.bch2{color:var(--color-primary);text-shadow:var(--glow-primary)}.balance-amount.bc2{color:var(--color-bc2);text-shadow:var(--glow-bc2)}.balance-label{color:var(--color-text-secondary);margin-top:var(--spacing-xs);font-weight:500;text-transform:uppercase;letter-spacing:.05em}.address-display{background:#0a0f14cc;border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-md);font-family:SF Mono,Menlo,Monaco,Cascadia Code,Consolas,monospace;font-size:.75rem;word-break:break-all;text-align:center;color:var(--color-text-secondary)}.qr-container{display:flex;justify-content:center;padding:var(--spacing-lg);background:#fff;border-radius:var(--radius-md);margin:var(--spacing-md) 0}.tab-bar{display:flex;gap:var(--spacing-sm);margin-bottom:var(--spacing-lg);background:#0a0f1480;padding:var(--spacing-xs);border-radius:var(--radius-md);border:1px solid var(--color-border)}.tab{flex:1;display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background:transparent;border:none;border-radius:var(--radius-sm);color:var(--color-text-secondary);cursor:pointer;font-size:.875rem;font-weight:600;transition:all .3s ease}.tab:hover{color:var(--color-text)}.tab.active{background:var(--color-primary-glow);color:var(--color-primary);box-shadow:var(--glow-primary)}.tab.bc2.active{background:var(--color-bc2-glow);color:var(--color-bc2);box-shadow:var(--glow-bc2)}.tab-icon{width:20px;height:20px;border-radius:50%}.error{background:#f851491a;border:1px solid var(--color-error);color:var(--color-error);padding:var(--spacing-md);border-radius:var(--radius-md);margin-bottom:var(--spacing-md)}.success{background:#3fb9501a;border:1px solid var(--color-success);color:var(--color-success);padding:var(--spacing-md);border-radius:var(--radius-md);margin-bottom:var(--spacing-md)}.spinner{width:24px;height:24px;border:2px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.warning-box{background:#f7931a14;border:1px solid rgba(247,147,26,.3);border-radius:var(--radius-md);padding:var(--spacing-md);margin:var(--spacing-md) 0;backdrop-filter:blur(10px)}.warning-box h4{color:var(--color-bc2);margin-bottom:var(--spacing-sm);display:flex;align-items:center;gap:var(--spacing-sm)}.warning-box h4:before{content:"⚠"}.wallet-card{position:relative;overflow:hidden}.wallet-card:before{content:"";position:absolute;top:0;right:0;width:150px;height:150px;background:radial-gradient(circle,currentColor 0%,transparent 70%);opacity:.05;pointer-events:none}.wallet-card.bch2{border-color:#0ac18e4d}.wallet-card.bc2{border-color:#f7931a4d}.coin-icon{width:32px;height:32px;border-radius:50%}.coin-icon-lg{width:48px;height:48px;border-radius:50%}.coin-icon-sm{width:20px;height:20px;border-radius:50%}.wallet-header{display:flex;align-items:center;gap:var(--spacing-md)}.wallet-header img{width:40px;height:40px}