:root{--green: #00ff41;--dark-green: #00aa2b;--black: #0a0a0a;--grey: #1a1a1a}*{margin:0;padding:0;box-sizing:border-box}body{background-color:var(--black);color:var(--green);font-family:Courier New,monospace;font-size:16px;line-height:1.6}.App{min-height:100vh;display:flex;flex-direction:column}.retro-header{border-bottom:2px solid var(--green);padding:20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:15px}.title{font-size:24px;letter-spacing:3px;text-shadow:0 0 10px var(--green);animation:flicker 3s infinite}@keyframes flicker{0%,to{opacity:1}50%{opacity:.95}51%{opacity:1}}.wallet-info{display:flex;gap:15px;align-items:center}.address{font-size:14px;padding:8px 16px;border:1px solid var(--green);background:var(--grey)}.connect-btn{background:transparent;color:var(--green);border:2px solid var(--green);padding:10px 20px;font-family:Courier New,monospace;font-size:14px;cursor:pointer;transition:all .3s}.connect-btn:hover:not(:disabled){background:var(--green);color:var(--black);box-shadow:0 0 20px var(--green)}.connect-btn:disabled{opacity:.5;cursor:not-allowed}.nav-tabs{display:flex;border-bottom:2px solid var(--green);background:var(--grey);flex-wrap:wrap}.nav-btn{flex:1;min-width:150px;background:transparent;color:var(--green);border:none;border-right:1px solid var(--green);padding:15px 20px;font-family:Courier New,monospace;font-size:14px;cursor:pointer;transition:all .2s}.nav-btn:last-child{border-right:none}.nav-btn:hover{background:#00ff411a}.nav-btn.active{background:var(--green);color:var(--black);font-weight:700}.main-content{flex:1;padding:30px 20px;max-width:1400px;width:100%;margin:0 auto}.connect-prompt{text-align:center;padding:100px 20px;font-size:20px;letter-spacing:2px}.section-title{font-size:20px;margin-bottom:25px;padding-bottom:10px;border-bottom:1px solid var(--dark-green);letter-spacing:2px}input[type=text],input[type=number],textarea{background:var(--grey);color:var(--green);border:1px solid var(--green);padding:12px;font-family:Courier New,monospace;font-size:14px;width:100%;margin:8px 0}input[type=text]:focus,input[type=number]:focus,textarea:focus{outline:none;box-shadow:0 0 10px var(--green)}input[type=file]{background:var(--grey);color:var(--green);border:1px solid var(--green);padding:12px;font-family:Courier New,monospace;font-size:14px;width:100%;margin:8px 0;cursor:pointer}input[type=file]::file-selector-button{background:var(--green);color:var(--black);border:none;padding:8px 16px;font-family:Courier New,monospace;cursor:pointer;margin-right:15px}button:not(.connect-btn):not(.nav-btn){background:transparent;color:var(--green);border:2px solid var(--green);padding:12px 24px;font-family:Courier New,monospace;font-size:14px;cursor:pointer;transition:all .3s;margin:8px 8px 8px 0}button:not(.connect-btn):not(.nav-btn):hover:not(:disabled){background:var(--green);color:var(--black);box-shadow:0 0 15px var(--green)}button:not(.connect-btn):not(.nav-btn):disabled{opacity:.3;cursor:not-allowed}label{display:block;margin:15px 0 5px;font-size:14px;letter-spacing:1px}.form-group{margin:20px 0}.nft-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:25px;margin-top:30px}.nft-card{border:2px solid var(--green);background:var(--grey);padding:15px;transition:all .3s}.nft-card:hover{box-shadow:0 0 20px var(--green);transform:translateY(-5px)}.nft-image{width:100%;height:200px;object-fit:cover;border:1px solid var(--dark-green);margin-bottom:15px;background:var(--black)}.nft-title{font-size:16px;margin-bottom:10px;letter-spacing:1px}.nft-info{font-size:13px;margin:8px 0;opacity:.8}.nft-price{font-size:18px;margin:12px 0;font-weight:700}.audio-player{width:100%;margin:15px 0;filter:grayscale(1) brightness(2)}.loading{text-align:center;padding:50px;font-size:18px;letter-spacing:2px}.status-message{padding:15px;margin:20px 0;border:1px solid var(--green);background:#00ff410d;text-align:center;letter-spacing:1px}.error-message{padding:15px;margin:20px 0;border:1px solid #ff0000;background:#ff00001a;color:#f66;text-align:center}.empty-state{text-align:center;padding:80px 20px;opacity:.6;font-size:16px;letter-spacing:2px}.retro-footer{border-top:2px solid var(--green);padding:20px;text-align:center;font-size:12px;letter-spacing:2px;opacity:.7}@media(max-width:768px){.retro-header{flex-direction:column;text-align:center}.title{font-size:18px}.nav-tabs{flex-direction:column}.nav-btn{border-right:none;border-bottom:1px solid var(--green)}.nft-grid{grid-template-columns:1fr}}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:var(--black)}::-webkit-scrollbar-thumb{background:var(--green);border:1px solid var(--black)}::-webkit-scrollbar-thumb:hover{background:var(--dark-green)}