/* 主题C：赛博霓虹风 */
*{box-sizing:border-box}
html,body{overflow-x:hidden}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;background:#0a0a14;color:#e0e0f0;line-height:1.6;font-size:14px}
a{color:#ff00ff;text-decoration:none}
a:hover{color:#ff66ff}
code{background:rgba(255,0,255,.12);color:#ff6bff;padding:1px 6px;border-radius:4px;font-family:Consolas,Monaco,monospace;font-size:13px}
.container{max-width:1080px;margin:0 auto;padding:0 16px;overflow:hidden}

.site-header{background:rgba(10,10,20,.85);backdrop-filter:blur(24px);border-bottom:1px solid rgba(255,0,255,.25);position:sticky;top:0;z-index:10;box-shadow:0 0 30px rgba(255,0,255,.1)}
.header-inner{display:flex;justify-content:space-between;align-items:center;height:56px}
.brand{font-weight:bold;font-size:18px;color:#fff;text-shadow:0 0 15px #ff00ff,0 0 30px rgba(0,255,255,.3)}
.nav a{margin-left:16px;color:#a0a0c8;font-size:14px;transition:color .2s,text-shadow .2s}
.nav a:hover{color:#00ffff;text-shadow:0 0 8px #00ffff}

.main{padding:24px 16px;min-height:60vh}
.site-footer{text-align:center;padding:20px 16px;color:#555;font-size:13px;border-top:1px solid rgba(255,0,255,.15);background:rgba(10,10,20,.8)}

.page-title{margin-bottom:20px}
.page-title h2{font-size:22px;color:#fff;text-shadow:0 0 10px rgba(255,0,255,.5)}
.page-title p{color:#888;margin-top:4px}
.empty{padding:40px 20px;text-align:center;color:#666;background:rgba(255,0,255,.03);border-radius:12px;border:1px solid rgba(255,0,255,.1)}
.tip{color:#666;font-size:12px;margin-top:6px}
.small{font-size:12px;color:#666}

.btn{display:inline-block;padding:9px 18px;background:linear-gradient(135deg,#ff00ff,#00ffff);color:#fff !important;border-radius:6px;border:0;cursor:pointer;font-size:14px;text-align:center;transition:all .2s;box-shadow:0 0 20px rgba(255,0,255,.4)}
.btn:hover{background:linear-gradient(135deg,#ff33ff,#33ffff);box-shadow:0 0 30px rgba(255,0,255,.6),0 0 15px rgba(0,255,255,.4);transform:translateY(-1px)}
.btn-block{display:block;width:100%}
.btn-outline{background:transparent;color:#00ffff !important;border:1px solid rgba(0,255,255,.5);box-shadow:0 0 10px rgba(0,255,255,.15)}
.btn-outline:hover{background:rgba(0,255,255,.1);color:#fff !important;box-shadow:0 0 20px rgba(0,255,255,.3)}
.btn-sm{padding:5px 12px;font-size:13px}
.btn-active{background:linear-gradient(135deg,#ff00ff,#00ffff);color:#fff !important;box-shadow:0 0 20px rgba(255,0,255,.4)}
.btn.disabled,.btn[disabled]{background:#2a2a3a;cursor:not-allowed;box-shadow:none;color:#555 !important}

.alert{padding:10px 14px;border-radius:6px;background:rgba(0,255,255,.08);border:1px solid rgba(0,255,255,.3);color:#00ffff;margin-bottom:16px}
.alert-error{background:rgba(255,68,68,.08);border-color:rgba(255,68,68,.3);color:#ff6b6b}
.alert-success{background:rgba(0,255,136,.08);border-color:rgba(0,255,136,.3);color:#00ff88}

.product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;max-width:100%}
.product-card{background:linear-gradient(145deg,rgba(25,25,45,.9),rgba(15,15,30,.95));border-radius:12px;padding:12px;border:1px solid rgba(255,0,255,.15);backdrop-filter:blur(10px);display:flex;flex-direction:column;transition:all .3s;min-width:0}
.product-card:hover{transform:translateY(-3px);border-color:rgba(255,0,255,.5);box-shadow:0 10px 30px rgba(255,0,255,.25),0 0 20px rgba(0,255,255,.15)}
.product-image{display:flex;align-items:center;justify-content:center;margin-bottom:8px;border-radius:8px;overflow:hidden;background:rgba(0,0,0,.4);height:130px}
.product-image img{max-width:100%;max-height:100%;object-fit:contain;display:block}
.product-image-empty{color:#666;font-size:12px;background:linear-gradient(135deg,rgba(255,0,255,.1),rgba(0,255,255,.1))}
.product-name{font-size:14px;font-weight:bold;margin-bottom:4px;color:#fff;text-shadow:0 0 6px rgba(255,0,255,.3)}
.product-desc{color:#888;font-size:12px;min-height:28px;margin-bottom:8px;flex:1}
.product-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.price{font-size:16px;color:#00ffff;font-weight:bold;text-shadow:0 0 10px rgba(0,255,255,.5)}
.stock{font-size:12px;color:#00ff88}
.stock.out{color:#ff6b6b}
.product-card .btn{margin-top:auto;padding:6px 10px;font-size:12px}

.buy-wrap{max-width:560px;margin:0 auto}
.buy-card{background:linear-gradient(145deg,rgba(25,25,45,.9),rgba(15,15,30,.95));border-radius:14px;padding:28px;border:1px solid rgba(255,0,255,.15);backdrop-filter:blur(10px)}
.buy-title{font-size:22px;margin-bottom:8px;color:#fff;text-shadow:0 0 10px rgba(255,0,255,.4)}
.buy-desc{color:#aaa;margin-bottom:14px;word-break:break-word}
.buy-desc img{max-width:100%;height:auto;border-radius:8px;margin:6px 0}
.buy-desc a{color:#00ffff;text-decoration:underline;word-break:break-word}
.buy-desc a:hover{color:#66ffff;text-shadow:0 0 8px #00ffff}
.buy-desc p,.buy-desc div,.buy-desc br{line-height:1.7}
.buy-price{margin-bottom:6px;color:#aaa}
.buy-price strong{color:#00ffff;font-size:20px;text-shadow:0 0 10px rgba(0,255,255,.4)}
.buy-stock{margin-bottom:18px;font-size:13px;color:#888}
.buy-stock .out{color:#ff6b6b}
.buy-card label{display:block;margin:12px 0 4px;font-size:13px;color:#aaa}
.buy-card input[type=text],.buy-card input[type=email],.buy-card input[type=number]{width:100%;padding:10px 12px;border:1px solid rgba(255,0,255,.2);border-radius:8px;font-size:14px;background:rgba(0,0,0,.3);color:#fff}
.buy-card input:focus{outline:none;border-color:#ff00ff;box-shadow:0 0 0 3px rgba(255,0,255,.2),0 0 10px rgba(0,255,255,.15)}
.pay-types{display:flex;gap:14px;margin-top:6px}
.pay-opt{display:flex;align-items:center;gap:5px;font-size:14px;color:#aaa}
.buy-total{text-align:right;margin:16px 0;font-size:16px}
.buy-total strong{color:#00ffff;font-size:22px;text-shadow:0 0 10px rgba(0,255,255,.4)}

.result-wrap{max-width:640px;margin:0 auto;text-align:center;background:linear-gradient(145deg,rgba(25,25,45,.9),rgba(15,15,30,.95));padding:34px;border-radius:14px;border:1px solid rgba(255,0,255,.15)}
.result-icon{width:64px;height:64px;border-radius:50%;margin:0 auto 14px;display:flex;align-items:center;justify-content:center;font-size:34px;color:#fff}
.result-icon.ok{background:linear-gradient(135deg,#00ff88,#00cc6a);box-shadow:0 0 30px rgba(0,255,136,.5)}
.result-icon.warn{background:linear-gradient(135deg,#ffaa00,#ff8800);box-shadow:0 0 30px rgba(255,170,0,.5)}
.result-icon.wait{background:linear-gradient(135deg,#888,#555)}
.result-title{font-size:22px;margin-bottom:6px;color:#fff}
.result-sub{color:#888;margin-bottom:18px;font-size:13px}
.cards-box{margin:18px 0;text-align:left}
.cards-box-title{font-weight:bold;margin-bottom:8px;color:#ccc}
.cards-box textarea{width:100%;min-height:120px;padding:12px;border:1px solid rgba(255,0,255,.2);border-radius:8px;font-family:Consolas,monospace;font-size:13px;resize:vertical;background:rgba(0,0,0,.4);color:#e0e0f0}
.cards-actions{margin-top:10px;display:flex;gap:10px;justify-content:center}
.order-info{background:rgba(0,0,0,.3);border-radius:10px;padding:14px 18px;margin:18px 0;text-align:left;border:1px solid rgba(255,0,255,.1)}
.order-info div{padding:3px 0;font-size:13px;color:#aaa}
.order-info span{color:#666;display:inline-block;width:120px}
.delivery-msg{background:rgba(255,255,0,.08);border:1px solid rgba(255,255,0,.3);border-radius:10px;padding:14px 18px;margin:14px 0;font-size:14px;color:#ffff00;line-height:1.7;white-space:pre-wrap;text-align:left;text-shadow:0 0 8px rgba(255,255,0,.3)}

.query-box{max-width:560px;margin:0 auto 24px}
.query-input{display:flex;gap:10px}
.query-input input{flex:1;padding:10px 12px;border:1px solid rgba(255,0,255,.2);border-radius:8px;font-size:14px;background:rgba(0,0,0,.3);color:#fff}
.query-input input:focus{outline:none;border-color:#ff00ff;box-shadow:0 0 0 3px rgba(255,0,255,.2)}

.login-wrap{max-width:380px;margin:60px auto}
.login-card{background:linear-gradient(145deg,rgba(25,25,45,.95),rgba(15,15,30,.98));padding:32px;border-radius:14px;border:1px solid rgba(255,0,255,.2);box-shadow:0 20px 60px rgba(0,0,0,.5),0 0 40px rgba(255,0,255,.15)}
.login-card h2{text-align:center;margin-bottom:20px;color:#fff;text-shadow:0 0 15px rgba(255,0,255,.5)}
.login-card label{display:block;margin:10px 0 4px;font-size:13px;color:#aaa}
.login-card input{width:100%;padding:10px 12px;border:1px solid rgba(255,0,255,.2);border-radius:8px;font-size:14px;background:rgba(0,0,0,.3);color:#fff}
.login-card input:focus{outline:none;border-color:#ff00ff;box-shadow:0 0 0 3px rgba(255,0,255,.2)}
.back-link{display:block;text-align:center;margin-top:14px;color:#666;font-size:13px}
.back-link:hover{color:#00ffff}

.admin-page h2{font-size:22px;margin-bottom:16px;color:#fff;text-shadow:0 0 10px rgba(255,0,255,.4)}
.admin-head{display:flex;justify-content:space-between;align-items:center;margin:20px 0 14px;flex-wrap:wrap;gap:10px}
.admin-head h3{font-size:16px;color:#fff}
.form-card{background:linear-gradient(145deg,rgba(25,25,45,.9),rgba(15,15,30,.95));border-radius:12px;padding:22px;margin-bottom:24px;border:1px solid rgba(255,0,255,.12)}
.form-card h3{margin-bottom:14px;font-size:16px;color:#fff}
.form-card label{display:block;margin:10px 0 4px;font-size:13px;color:#aaa}
.form-card input[type=text],.form-card input[type=password],.form-card input[type=number],.form-card select,.form-card textarea{width:100%;padding:9px 11px;border:1px solid rgba(255,0,255,.15);border-radius:8px;font-size:14px;font-family:inherit;background:rgba(0,0,0,.3);color:#fff}
.form-card textarea{resize:vertical}
.form-card input:focus,.form-card select:focus,.form-card textarea:focus{outline:none;border-color:#ff00ff;box-shadow:0 0 0 3px rgba(255,0,255,.15)}
.form-card .btn{margin-top:14px}

.table-wrap{overflow-x:auto;background:rgba(15,15,30,.8);border-radius:10px;border:1px solid rgba(255,0,255,.1)}
.data-table{width:100%;border-collapse:separate;border-spacing:0;font-size:13px}
.data-table th,.data-table td{padding:10px 12px;text-align:left;border-bottom:1px solid rgba(255,0,255,.08);white-space:nowrap;color:#d0d0e0}
.data-table thead th{background:rgba(255,0,255,.1);color:#ff88ff;font-weight:600}
.data-table tbody tr:hover{background:rgba(255,0,255,.06)}
.data-table td.empty{text-align:center;color:#666;padding:30px}
.data-table .del{color:#ff6b6b;margin-left:8px}
.data-table .card-content code{word-break:break-all}

.top-scroll{overflow-x:auto;overflow-y:hidden;height:22px;background:rgba(15,15,30,.6);border:1px solid rgba(255,0,255,.1);border-radius:8px 8px 0 0;border-bottom:none;margin-bottom:-1px}
.top-scroll-inner{height:1px}
.top-scroll::-webkit-scrollbar{height:10px}
.top-scroll::-webkit-scrollbar-thumb{background:linear-gradient(90deg,#ff00ff,#00ffff);border-radius:5px}
.top-scroll::-webkit-scrollbar-thumb:hover{background:linear-gradient(90deg,#ff33ff,#33ffff)}
.top-scroll::-webkit-scrollbar-track{background:rgba(0,0,0,.3)}
.top-scroll{scrollbar-width:thin;scrollbar-color:#ff00ff rgba(0,0,0,.3)}

.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px;margin-bottom:24px}
.stat-card{background:linear-gradient(145deg,rgba(25,25,45,.9),rgba(15,15,30,.95));border-radius:12px;padding:20px;text-align:center;border:1px solid rgba(255,0,255,.15);transition:all .3s}
.stat-card:hover{transform:translateY(-3px);border-color:rgba(255,0,255,.4);box-shadow:0 10px 30px rgba(255,0,255,.2)}
.stat-num{font-size:26px;font-weight:bold;background:linear-gradient(135deg,#ff00ff,#00ffff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat-label{font-size:13px;color:#888;margin-top:4px}

.badge{padding:2px 8px;border-radius:10px;font-size:12px;color:#fff}
.badge-0{background:#6c757d}
.badge-1{background:linear-gradient(135deg,#00ff88,#00cc6a)}
.badge-2{background:linear-gradient(135deg,#ffaa00,#ff8800)}

.filter{display:flex;gap:6px;flex-wrap:wrap}

.admin-body{min-height:100vh}
.admin-layout{min-height:100vh}
.admin-sidebar{width:200px;background:linear-gradient(180deg,#12122a,#0a0a14);color:#d0d0e0;display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;height:100vh;z-index:999;border-right:1px solid rgba(255,0,255,.2);overflow:hidden;box-shadow:0 0 30px rgba(255,0,255,.08)}
.sidebar-brand{padding:18px 20px;border-bottom:1px solid rgba(255,0,255,.12);flex-shrink:0}
.sidebar-brand a{color:#fff;font-weight:bold;font-size:17px;text-decoration:none;text-shadow:0 0 12px rgba(255,0,255,.5)}
.sidebar-nav{flex:1;padding:12px 0;overflow-y:auto}
.sidebar-nav a{display:flex;align-items:center;gap:10px;padding:10px 20px;color:#d0d0e0;font-size:14px;text-decoration:none;border-left:3px solid transparent;transition:all .15s}
.sidebar-nav a:hover{background:rgba(255,0,255,.1);color:#fff;text-shadow:0 0 8px rgba(255,0,255,.4)}
.sidebar-nav a.active{background:rgba(255,0,255,.12);color:#fff;border-left-color:#ff00ff;text-shadow:0 0 8px rgba(255,0,255,.4)}
.sidebar-nav .nav-icon{width:18px;text-align:center;font-size:14px;opacity:.8}
.sidebar-divider{height:1px;background:rgba(255,0,255,.12);margin:10px 20px}
.sidebar-footer{padding:14px 20px;border-top:1px solid rgba(255,0,255,.12);flex-shrink:0}
.sidebar-footer label{display:block;font-size:12px;color:#888;margin-bottom:6px}
.sidebar-footer select{width:100%;padding:6px 8px;border:1px solid rgba(255,0,255,.3);border-radius:6px;background:rgba(0,0,0,.4);color:#d0d0e0;font-size:13px}
.sidebar-footer select:focus{outline:none;border-color:#ff00ff;box-shadow:0 0 8px rgba(255,0,255,.3)}
.admin-main{margin-left:200px;padding:24px;background:#0a0a14;min-height:100vh}
.admin-main .admin-page h2{font-size:22px;margin-bottom:16px;color:#fff}

.form-section{background:rgba(255,0,255,.06);padding:10px 14px;border-radius:6px;margin-bottom:12px;border:1px solid rgba(255,0,255,.1)}
.form-section-title{font-weight:bold;color:#ff88ff}
.form-card h4{margin:14px 0 6px;font-size:14px;color:#d0d0e0}
.qr-empty{margin:6px 0;color:#666;padding:40px 20px;background:rgba(0,0,0,.4);text-align:center;border-radius:6px;border:1px solid rgba(255,0,255,.1)}
.qr-img{width:120px;height:120px;border:1px solid rgba(255,0,255,.2)}
.qr-row{display:flex;gap:20px;flex-wrap:wrap;margin-top:8px}
.qr-col{flex:1;min-width:200px}
.qr-label{font-weight:bold;color:#ff88ff}
.qr-gap{margin:6px 0}

@media (max-width:768px){
  .admin-sidebar{width:60px}
  .sidebar-brand a,.sidebar-nav a span:not(.nav-icon),.sidebar-footer label{display:none}
  .sidebar-nav a{justify-content:center;padding:12px}
  .sidebar-footer select{display:none}
  .admin-main{margin-left:60px}
}

@media (max-width:600px){
  .header-inner{flex-direction:column;height:auto;padding:8px 0}
  .nav a{margin:0 8px}
  .nav{margin-top:6px}
  .order-info span{width:100px}
  .product-image{height:100px}
  .product-grid{gap:8px}
  .product-card{padding:10px}
  .container{padding:0 10px}
  .main{padding:16px 10px}
  .site-footer{padding:16px 10px}
}

@media (max-width:360px){
  .product-grid{grid-template-columns:1fr}
}