:root{--black: #000000;--white: #ffffff;--primary: #00f6fe;--secondary: #00ff33;--accent: #ffff00;--shadow: 8px 8px 0px rgba(0, 0, 0, 1);--border: 4px solid var(--black)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Courier New,monospace;background-color:var(--white);color:var(--black);line-height:1.6}.app-container{min-height:100vh;display:flex;flex-direction:column}.neo-header{background-color:var(--primary);border-bottom:var(--border);padding:2rem;text-align:center;box-shadow:0 8px #000}.neo-header{background-color:var(--primary);padding:1.5rem 2rem;border-bottom:4px solid var(--black);display:flex;justify-content:space-between;align-items:center}.header-left{display:flex;align-items:center;gap:1.5rem}.header-logo{height:60px;width:60px}.neo-title{font-size:3rem;font-weight:900;letter-spacing:2px;text-transform:uppercase;margin-bottom:.5rem}.neo-subtitle{font-size:1.2rem;font-weight:700;text-transform:uppercase}.main-content{flex:1;padding:3rem 2rem;max-width:1400px;margin:0 auto;width:100%}.grid-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(450px,1fr));gap:3rem}.grid-item{background-color:var(--white);border:var(--border);box-shadow:var(--shadow);padding:2rem}.neo-form{display:flex;flex-direction:column;gap:2rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.neo-label{font-size:1.1rem;font-weight:900;text-transform:uppercase;letter-spacing:1px}.neo-input{font-family:Courier New,monospace;font-size:1.1rem;padding:1rem;border:var(--border);background-color:var(--white);box-shadow:4px 4px #000;transition:transform .1s,box-shadow .1s}.neo-input:focus{outline:none;transform:translate(2px,2px);box-shadow:2px 2px #000}.neo-input:disabled{opacity:.6;cursor:not-allowed}.neo-slider{-webkit-appearance:none;appearance:none;width:100%;height:15px;background:var(--accent);border:var(--border);outline:none}.neo-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:35px;height:35px;background:var(--secondary);border:3px solid var(--black);cursor:pointer;box-shadow:3px 3px #000}.neo-slider::-moz-range-thumb{width:35px;height:35px;background:var(--secondary);border:3px solid var(--black);cursor:pointer;box-shadow:3px 3px #000}.neo-button{font-family:Courier New,monospace;font-size:1.3rem;font-weight:900;text-transform:uppercase;padding:1.2rem 2rem;background-color:var(--secondary);color:var(--black);border:var(--border);box-shadow:var(--shadow);cursor:pointer;transition:transform .1s,box-shadow .1s;letter-spacing:2px}.neo-button:hover:not(:disabled){transform:translate(4px,4px);box-shadow:4px 4px #000}.neo-button:active:not(:disabled){transform:translate(8px,8px);box-shadow:0 0 #000}.neo-button:disabled{opacity:.6;cursor:not-allowed}.neo-error{background-color:red;border:var(--border);padding:1rem;box-shadow:4px 4px #000}.neo-error p{font-weight:900;text-transform:uppercase;color:var(--white)}.neo-placeholder{min-height:400px;display:flex;align-items:center;justify-content:center;background-color:var(--accent);border:6px dashed var(--black)}.placeholder-content p{font-size:1.5rem;font-weight:900;text-transform:uppercase;text-align:center;letter-spacing:2px}.neo-result{display:flex;flex-direction:column;gap:2rem}.qr-container{display:flex;justify-content:center;align-items:center;padding:2rem;background-color:var(--accent);border:var(--border);box-shadow:var(--shadow)}.qr-image{border:4px solid var(--black);display:block}.qr-info{background-color:var(--primary);border:var(--border);padding:1.5rem;box-shadow:4px 4px #000}.info-label{font-size:.9rem;font-weight:900;text-transform:uppercase;letter-spacing:1px;margin-top:1rem}.info-label:first-child{margin-top:0}.info-value{font-size:1rem;font-weight:700;word-break:break-all;margin-top:.3rem}.neo-footer{background-color:var(--black);color:var(--white);border-top:var(--border);padding:1.5rem;text-align:center}.neo-footer p{font-weight:900;text-transform:uppercase;letter-spacing:2px}@media(max-width:768px){.neo-header{flex-direction:column;gap:1.5rem;padding:1.5rem 1rem}.header-left{flex-direction:column;text-align:center;gap:1rem}.header-logo{height:50px;width:50px}.grid-container{grid-template-columns:1fr}.neo-title{font-size:1.8rem}.neo-subtitle{font-size:1rem}.main-content{padding:2rem 1rem}}.wallet-info{display:flex;align-items:center;gap:1rem}.wallet-address{background-color:var(--white);padding:.5rem 1rem;border:2px solid var(--black);border-radius:4px;font-family:Courier New,Courier,monospace;font-weight:700;box-shadow:4px 4px 0 var(--black)}.neo-button-small{padding:.5rem 1rem;font-size:1rem}.modal-backdrop{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#0009;display:flex;justify-content:center;align-items:center;z-index:1000}.modal-content{background-color:var(--white);border:var(--border);box-shadow:var(--shadow);padding:2rem;width:90%;max-width:400px}.modal-header{display:flex;justify-content:space-between;align-items:center;border-bottom:var(--border);padding-bottom:1rem;margin-bottom:1.5rem}.modal-title{font-size:1.5rem;font-weight:900;text-transform:uppercase}.modal-close-button{background:none;border:none;font-size:2.5rem;font-weight:700;cursor:pointer;line-height:1}.wallet-options{display:flex;flex-direction:column;gap:1rem}.wallet-option-button{width:100%;background-color:var(--accent);text-align:left;padding:1rem 1.5rem;font-size:1.1rem}