:root{--primary-color: #0066cc;--secondary-color: #ff6b35;--background-color: #f5f5f5;--card-background: #ffffff;--text-color: #333333;--border-color: #e0e0e0;--success-color: #28a745;--error-color: #dc3545;--shadow: 0 2px 10px rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--background-color);color:var(--text-color);line-height:1.6}.container{max-width:800px;margin:0 auto;padding:20px}header{text-align:center;padding:40px 0;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;border-radius:10px;margin-bottom:30px;box-shadow:var(--shadow)}header h1{font-size:2.5rem;margin-bottom:5px;font-weight:700}header p{opacity:.9;font-size:1.1rem}.wallet-section{background:var(--card-background);padding:30px;border-radius:10px;box-shadow:var(--shadow);margin-bottom:30px;text-align:center}.wallet-info{background:#f8f9fa;padding:15px;border-radius:8px;margin-top:20px}.wallet-info p{margin:5px 0;font-family:Courier New,monospace}.btn{display:inline-block;padding:12px 24px;font-size:1rem;font-weight:500;text-align:center;border:none;border-radius:6px;cursor:pointer;transition:all .3s ease;text-decoration:none;margin:5px}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:#0052a3;transform:translateY(-1px);box-shadow:0 4px 15px #0066cc4d}.btn-secondary{background-color:#6c757d;color:#fff}.btn-secondary:hover{background-color:#5a6268;transform:translateY(-1px);box-shadow:0 4px 15px #6c757d4d}.tabs{display:flex;background:var(--card-background);border-radius:10px 10px 0 0;overflow:hidden;box-shadow:var(--shadow)}.tab-btn{flex:1;padding:15px 20px;background:var(--card-background);border:none;cursor:pointer;font-size:1rem;font-weight:500;transition:all .3s ease;border-right:1px solid var(--border-color)}.tab-btn:last-child{border-right:none}.tab-btn:hover{background-color:#f8f9fa}.tab-btn.active{background-color:var(--primary-color);color:#fff}.tab-content{background:var(--card-background);padding:30px;border-radius:0 0 10px 10px;box-shadow:var(--shadow);margin-bottom:30px}.tab-content.active{display:block}.tab-content h3{margin-bottom:20px;color:var(--primary-color);font-size:1.5rem}.balance-display{background:#f8f9fa;padding:20px;border-radius:8px;margin-bottom:20px}.balance-display p{margin:10px 0;font-size:1.1rem;font-weight:500}.balance-display span{color:var(--primary-color);font-weight:700;font-family:Courier New,monospace}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:5px;font-weight:500;color:#495057}.form-group input{width:100%;padding:12px;border:1px solid var(--border-color);border-radius:6px;font-size:1rem;transition:border-color .3s ease}.form-group input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 .2rem #0066cc40}.loading{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;display:flex;flex-direction:column;justify-content:center;align-items:center;color:#fff;z-index:1000}.spinner{border:4px solid #f3f3f3;border-top:4px solid var(--primary-color);border-radius:50%;width:50px;height:50px;animation:spin 1s linear infinite;margin-bottom:20px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.error-message,.success-message{position:fixed;top:20px;right:20px;padding:15px 20px;border-radius:6px;color:#fff;font-weight:500;display:flex;align-items:center;gap:10px;z-index:1001;max-width:400px;word-wrap:break-word}.error-message{background-color:var(--error-color)}.success-message{background-color:var(--success-color)}.error-message button,.success-message button{background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer;padding:0;margin-left:10px}@media (max-width: 768px){.container{padding:15px}header h1{font-size:2rem}.tabs{flex-direction:column}.tab-btn{border-right:none;border-bottom:1px solid var(--border-color)}.btn{width:100%;margin:5px 0}.error-message,.success-message{left:10px;right:10px;top:10px}}@media (max-width: 480px){.wallet-info p{font-size:.9rem}.form-group input{font-size:16px}.address-display{flex-direction:column;align-items:stretch}.address-display code{min-width:auto;font-size:.8rem}.copy-btn{width:100%}}textarea{resize:vertical;min-height:100px}input[type=number]::-webkit-outer-spin-button,input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield}.bridge-address{background:#e8f4fd;border:2px solid var(--primary-color);padding:20px;border-radius:8px;margin-bottom:20px}.bridge-address h4{margin-bottom:10px;color:var(--primary-color);font-weight:600}.address-display{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.address-display code{background:#fff;padding:10px;border-radius:6px;font-family:Courier New,monospace;font-size:.9rem;word-break:break-all;flex:1;min-width:300px;border:1px solid var(--border-color)}.copy-btn{padding:8px 16px;font-size:.9rem;white-space:nowrap}.mint-info{background:#f8f9fa;padding:15px;border-radius:8px;margin-top:20px}.mint-info h4{margin-bottom:10px;color:var(--primary-color)}.mint-info ol{margin-left:20px}.mint-info li{margin-bottom:5px}