*{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary: #0f0f1a;--bg-secondary: #1a1a2e;--bg-card: #242442;--text-primary: #ffffff;--text-secondary: #a0a0b0;--accent-primary: #6366f1;--accent-secondary: #818cf8;--success: #22c55e;--warning: #f59e0b;--error: #ef4444;--border-radius: 12px;--safe-area-top: env(safe-area-inset-top, 20px);--safe-area-bottom: env(safe-area-inset-bottom, 20px)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh;min-height:100dvh;overflow-x:hidden}#app{max-width:480px;margin:0 auto;padding:var(--safe-area-top) 16px var(--safe-area-bottom);min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}header{text-align:center;padding:20px 0}header h1{font-size:1.75rem;font-weight:700;background:linear-gradient(135deg,var(--accent-primary),var(--accent-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}header .subtitle{color:var(--text-secondary);font-size:.9rem;margin-top:4px}.privacy-badge{display:inline-flex;align-items:center;gap:6px;margin-top:12px;padding:6px 12px;background:#22c55e1a;border:1px solid rgba(34,197,94,.3);border-radius:20px;color:var(--success);font-size:.75rem;font-weight:500;cursor:pointer;transition:all .2s ease}.privacy-badge:hover{background:#22c55e33;border-color:var(--success)}.privacy-badge svg{flex-shrink:0}#scanner-container{position:relative;width:100%;aspect-ratio:1;max-height:400px;background:var(--bg-secondary);border-radius:var(--border-radius);overflow:hidden;margin-bottom:20px}#scanner-video{width:100%;height:100%;object-fit:cover}#scan-region{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:70%;height:70%;border:2px solid transparent}.corner{position:absolute;width:24px;height:24px;border:3px solid var(--accent-primary)}.corner.top-left{top:0;left:0;border-right:none;border-bottom:none;border-radius:8px 0 0}.corner.top-right{top:0;right:0;border-left:none;border-bottom:none;border-radius:0 8px 0 0}.corner.bottom-left{bottom:0;left:0;border-right:none;border-top:none;border-radius:0 0 0 8px}.corner.bottom-right{bottom:0;right:0;border-left:none;border-top:none;border-radius:0 0 8px}#scan-status{position:absolute;bottom:16px;left:50%;transform:translate(-50%);background:#000000b3;padding:8px 16px;border-radius:20px;font-size:.85rem;color:var(--text-secondary);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}#scan-status.success{color:var(--success)}#scan-status.error{color:var(--error)}#controls{display:flex;gap:12px;justify-content:center;margin-bottom:24px}.btn{font-family:inherit;font-size:1rem;font-weight:600;padding:14px 28px;border:none;border-radius:var(--border-radius);cursor:pointer;transition:all .2s ease;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn.primary{background:linear-gradient(135deg,var(--accent-primary),var(--accent-secondary));color:#fff}.btn.primary:hover{transform:translateY(-2px);box-shadow:0 4px 20px #6366f166}.btn.primary:active{transform:translateY(0)}.btn.secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid rgba(255,255,255,.1)}.btn.secondary:hover{background:#2d2d4a}.btn.ghost{background:transparent;color:var(--text-secondary)}.btn.ghost:hover{color:var(--text-primary)}.btn.icon{padding:14px;aspect-ratio:1}#result-container{margin-bottom:24px}#result-card{background:var(--bg-card);border-radius:var(--border-radius);padding:20px;border:1px solid rgba(255,255,255,.05)}.result-header{display:flex;gap:8px;margin-bottom:12px}.chain-badge,.type-badge{padding:4px 10px;border-radius:6px;font-size:.75rem;font-weight:600;text-transform:uppercase}.chain-badge{background:var(--accent-primary);color:#fff}.chain-badge.btc{background:#f7931a}.chain-badge.eth{background:#627eea}.chain-badge.ltc{background:#bfbbbb;color:#333}.chain-badge.doge{background:#c2a633}.chain-badge.sol{background:linear-gradient(135deg,#9945ff,#14f195)}.chain-badge.xrp{background:#23292f}.chain-badge.ada{background:#0033ad}.chain-badge.dot{background:#e6007a}.chain-badge.bnb{background:#f3ba2f;color:#333}.chain-badge.matic{background:#8247e5}.chain-badge.avax{background:#e84142}.chain-badge.trx{background:#ff0013}.chain-badge.ton{background:#08c}.type-badge{background:var(--bg-secondary);color:var(--text-secondary)}.address{font-family:SF Mono,Monaco,Courier New,monospace;font-size:.85rem;word-break:break-all;background:var(--bg-secondary);padding:12px;border-radius:8px;margin-bottom:16px;color:var(--text-secondary);line-height:1.5;display:flex;align-items:flex-start;gap:8px;cursor:pointer;transition:background .2s ease}.address:hover{background:#1f1f38}.address:active{background:#252548}.address-text{flex:1}.address-copy-btn{flex-shrink:0;background:var(--accent-primary);border:none;border-radius:6px;padding:8px;cursor:pointer;color:#fff;display:flex;align-items:center;justify-content:center;transition:all .2s ease}.address-copy-btn:hover{background:var(--accent-secondary);transform:scale(1.05)}.address-copy-btn:active{transform:scale(.95)}.address.copied .address-copy-btn{background:var(--success)}.wallet-info{background:var(--bg-secondary);border-radius:8px;padding:16px;margin-bottom:16px;display:flex;flex-direction:column;gap:12px}.info-row{min-height:24px}.info-row-main{display:flex;justify-content:space-between;align-items:center}.info-row-usd{display:flex;justify-content:space-between;align-items:center;padding-top:8px;border-top:1px solid rgba(255,255,255,.05)}.info-label{color:var(--text-secondary);font-size:.85rem}.info-value{font-family:SF Mono,Monaco,Courier New,monospace;font-size:1rem;font-weight:600;color:var(--text-primary);display:flex;align-items:center;gap:8px}.info-value.usd-value{color:var(--success)}.info-value.info-unavailable{color:var(--text-secondary);font-size:.85rem;font-weight:400}.info-value.info-error{color:var(--error);font-size:.85rem;font-weight:400}.balance-toggle{background:none;border:none;cursor:pointer;display:flex;align-items:center;gap:8px;padding:4px 8px;margin:-4px -8px;border-radius:6px;transition:background .2s ease}.balance-toggle:hover{background:#ffffff0d}.toggle-hint{font-size:.7rem;color:var(--accent-primary);text-transform:uppercase;font-weight:500;padding:2px 6px;background:#6366f11a;border-radius:4px}.tx-type{font-size:.8rem;font-weight:600;padding:2px 8px;border-radius:4px;margin-right:8px}.tx-type.tx-sent{color:var(--error);background:#ef44441a}.tx-type.tx-received{color:var(--success);background:#22c55e1a}.tx-type.tx-self{color:var(--warning);background:#f59e0b1a}.tx-time{color:var(--text-secondary);font-size:.85rem;font-weight:400}.loading-text{color:var(--text-secondary);font-size:.85rem;animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:.5}50%{opacity:1}}#result-actions{display:flex;flex-wrap:wrap;gap:8px}#result-actions .btn{flex:1;min-width:120px;padding:12px 16px;font-size:.9rem}#history-container{margin-top:24px;flex:1}.history-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.history-header h2{font-size:1rem;color:var(--text-secondary);font-weight:500}.btn-clear-history{display:flex;align-items:center;gap:6px;padding:6px 12px;background:transparent;border:1px solid rgba(239,68,68,.3);border-radius:6px;color:var(--error);font-size:.75rem;font-weight:500;cursor:pointer;transition:all .2s ease}.btn-clear-history:hover{background:#ef44441a;border-color:var(--error)}#history-list{display:flex;flex-direction:column;gap:8px}.history-item{display:flex;align-items:center;gap:12px;background:var(--bg-card);padding:12px 16px;border-radius:var(--border-radius);cursor:pointer;transition:background .2s ease}.history-item:hover{background:#2d2d4a}.history-item .chain-badge{flex-shrink:0}.history-details{flex:1;display:flex;flex-direction:column;gap:2px;min-width:0}.history-item .address-preview{font-family:SF Mono,Monaco,Courier New,monospace;font-size:.8rem;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.history-meta{display:flex;gap:8px;align-items:center}.history-balance{font-size:.7rem;color:var(--success);font-weight:500}.history-usd{font-size:.7rem;color:var(--text-secondary)}.history-actions{display:flex;flex-direction:column;align-items:flex-end;gap:4px}.history-item .timestamp{font-size:.75rem;color:var(--text-secondary);opacity:.7;flex-shrink:0}.delete-btn{background:transparent;border:none;padding:4px;cursor:pointer;color:var(--text-secondary);opacity:.5;transition:all .2s ease;border-radius:4px}.delete-btn:hover{opacity:1;color:var(--error);background:#ef44441a}.history-empty{text-align:center;color:var(--text-secondary);padding:24px;font-size:.9rem}.app-footer{margin-top:auto;padding:16px 0;text-align:center}.app-footer p{font-size:.7rem;color:var(--text-secondary);opacity:.6}.toast{position:fixed;bottom:calc(var(--safe-area-bottom) + 20px);left:50%;transform:translate(-50%) translateY(100px);background:var(--bg-card);color:var(--text-primary);padding:12px 24px;border-radius:var(--border-radius);font-size:.9rem;opacity:0;transition:all .3s ease;z-index:1000;box-shadow:0 4px 20px #0000004d}.toast.show{transform:translate(-50%) translateY(0);opacity:1}.toast.success{border-left:4px solid var(--success)}.toast.error{border-left:4px solid var(--error)}.toast.info{border-left:4px solid var(--accent-primary)}@keyframes scan-line{0%,to{top:0}50%{top:calc(100% - 2px)}}#scanner-container.scanning #scan-region:after{content:"";position:absolute;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--accent-primary),transparent);animation:scan-line 2s ease-in-out infinite}.loading{position:relative;pointer-events:none}.loading:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center}@media (max-width: 360px){#result-actions .btn{min-width:100%}}