*{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#0a0e1a;--surface:rgba(15,20,40,0.85);--border:rgba(0,200,255,0.15);--glow:rgba(0,200,255,0.4);--accent:#00c8ff;--accent2:#a855f7;--green:#00ff88;--red:#ff3366;--text:#e0e6f0;--text2:#7b8ba8;--radius:16px}
body{margin:0;font-family:'SF Mono','Fira Code','Consolas','Microsoft YaHei',monospace;color:var(--text);background:var(--bg);min-height:100vh;overflow-x:hidden}
.grid-bg{position:fixed;inset:0;z-index:0;background-image:linear-gradient(rgba(0,200,255,0.03) 1px,transparent 1px),linear-gradient(90deg,rgba(0,200,255,0.03) 1px,transparent 1px);background-size:60px 60px;pointer-events:none}
.scan-line{position:fixed;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--accent),transparent);z-index:9999;animation:scanMove 4s linear infinite;opacity:.5;pointer-events:none}
@keyframes scanMove{0%{top:0}100%{top:100vh}}
.container{position:relative;z-index:1;max-width:520px;margin:0 auto;padding:24px 16px 40px;min-height:100vh}
.hero{text-align:center;padding:40px 0 30px;position:relative}
.hero h1{font-size:32px;font-weight:900;letter-spacing:4px;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-shadow:0 0 40px rgba(0,200,255,0.3)}
.logo-glow{width:80px;height:80px;margin:0 auto 16px;border-radius:50%;background:radial-gradient(circle,rgba(0,200,255,0.2),transparent 70%);border:2px solid var(--border);animation:pulse 3s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 20px rgba(0,200,255,0.2)}50%{box-shadow:0 0 40px rgba(0,200,255,0.5)}}
.sub{color:var(--text2);margin-top:8px;font-size:13px;letter-spacing:2px}
.glass{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);backdrop-filter:blur(20px);box-shadow:0 8px 32px rgba(0,0,0,0.4),inset 0 1px 0 rgba(255,255,255,0.05)}
.panel{padding:24px;margin:16px 0}
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin:16px 0}
.product-card{cursor:pointer;padding:20px;transition:all .3s;position:relative;overflow:hidden}
.product-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--accent2));opacity:0;transition:opacity .3s}
.product-card:hover{border-color:var(--accent);box-shadow:0 0 20px rgba(0,200,255,0.15),0 8px 32px rgba(0,0,0,0.4),inset 0 1px 0 rgba(255,255,255,0.05);transform:translateY(-2px)}
.product-card:hover::before{opacity:1}
.product-card .p-name{font-size:18px;font-weight:700;color:var(--text);margin-bottom:6px}
.product-card .p-desc{font-size:12px;color:var(--text2);margin-bottom:12px;line-height:1.5}
.product-card .p-bottom{display:flex;justify-content:space-between;align-items:center}
.product-card .p-price{font-size:28px;font-weight:900;color:var(--accent)}
.product-card .p-price small{font-size:14px;margin-right:2px}
.product-card .p-dl{font-size:12px;color:var(--accent2);text-decoration:none;padding:4px 10px;border:1px solid rgba(168,85,247,0.3);border-radius:8px;transition:all .2s}
.product-card .p-dl:hover{background:rgba(168,85,247,0.15);border-color:var(--accent2)}
.close-btn{position:absolute;top:16px;right:16px;width:32px;height:32px;border:1px solid var(--border);border-radius:8px;background:transparent;color:var(--text2);font-size:20px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}
.close-btn:hover{border-color:var(--red);color:var(--red)}
.field{margin:16px 0}
.field input,.field-row input{width:100%;border:1px solid var(--border);border-radius:12px;padding:14px 16px;font-size:15px;background:rgba(0,0,0,0.3);color:var(--text);outline:none;transition:border .2s;font-family:inherit}
.field input:focus,.field-row input:focus{border-color:var(--accent);box-shadow:0 0 12px rgba(0,200,255,0.15)}
.neon-btn{width:100%;border:none;border-radius:12px;padding:14px;font-size:16px;font-weight:700;cursor:pointer;font-family:inherit;letter-spacing:1px;transition:all .2s;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;box-shadow:0 4px 20px rgba(0,200,255,0.25)}
.neon-btn:hover{box-shadow:0 4px 30px rgba(0,200,255,0.4);transform:translateY(-1px)}
.neon-btn:active{transform:scale(0.98)}
.neon-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.neon-btn.green{background:linear-gradient(135deg,#00ff88,#00c853);box-shadow:0 4px 20px rgba(0,255,136,0.25)}
.neon-btn.outline{background:transparent;border:1px solid var(--accent);color:var(--accent);box-shadow:none;margin-top:10px}
.neon-btn.outline:hover{background:rgba(0,200,255,0.1)}
.neon-btn.sm{width:auto;padding:14px 20px;flex-shrink:0}
.info-row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid rgba(255,255,255,0.05);font-size:14px}
.info-row .label{color:var(--text2)}
.info-row .val{color:var(--text);font-weight:600;word-break:break-all}
.info-row.accent .val{color:var(--accent);font-size:20px}
.qr-box{text-align:center;margin:20px 0}
.qr-box img{width:220px;height:220px;border-radius:12px;border:1px solid var(--border);padding:8px;background:rgba(255,255,255,0.95)}
.qr-box .tip{color:var(--text2);font-size:12px;margin-top:10px}
.timer{text-align:center;padding:10px;border-radius:10px;background:rgba(0,0,0,0.3);margin-top:10px;font-size:14px}
.timer b{color:var(--red);font-size:18px}
.status-text{text-align:center;color:var(--text2);padding:8px;font-size:13px}
.success{border-color:rgba(0,255,136,0.3)}
.success h2{color:var(--green);text-align:center}
.success pre{white-space:pre-wrap;word-break:break-all;background:rgba(0,0,0,0.4);color:var(--green);padding:16px;border-radius:12px;font-size:15px;margin:16px 0;border:1px solid rgba(0,255,136,0.15)}
.check-icon{width:60px;height:60px;margin:0 auto 12px;border-radius:50%;background:linear-gradient(135deg,var(--green),#00c853);display:flex;align-items:center;justify-content:center;font-size:32px;color:#000;font-weight:900;animation:popIn .5s ease}
@keyframes popIn{0%{transform:scale(0)}60%{transform:scale(1.15)}100%{transform:scale(1)}}
.copy-tip{text-align:center;padding:8px;color:var(--green);font-size:13px;font-weight:700}
.warn-text{color:var(--red);text-align:center}
.query-panel h3{font-size:16px;margin-bottom:12px;color:var(--accent);letter-spacing:1px}
.field-row{display:flex;gap:10px}
.field-row input{flex:1}
.query-item{background:rgba(0,0,0,0.3);border:1px solid rgba(255,255,255,0.05);border-radius:12px;padding:12px;margin-top:10px}
.query-item .qi-head{color:var(--text2);font-size:12px;margin-bottom:6px}
.query-item .qi-card{background:rgba(0,0,0,0.4);color:var(--green);padding:10px;border-radius:8px;font-size:14px;word-break:break-all;white-space:pre-wrap}
.query-empty{text-align:center;color:var(--text2);padding:16px 0;font-size:13px}
footer{text-align:center;color:var(--text2);opacity:.5;margin-top:30px;font-size:12px;letter-spacing:1px}
.contact-panel h3{font-size:16px;color:var(--accent);letter-spacing:1px;margin-bottom:12px;text-align:center}
.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.contact-item{text-align:center}
.contact-item p{color:var(--text2);font-size:13px;margin-bottom:8px}
.contact-item img{width:160px;height:160px;border-radius:12px;border:1px solid var(--border);padding:6px;background:rgba(255,255,255,0.95)}
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
.panel{animation:fadeUp .4s ease}
@media(max-width:500px){.product-grid{grid-template-columns:1fr}.hero h1{font-size:26px}}