:root{font-family:Microsoft YaHei,PingFang SC,SF Pro Display,-apple-system,sans-serif;line-height:1.6;font-weight:400;color:#1a2332;background:#f0f2f5;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--color-bg: #f0f2f5;--color-bg-card: #ffffff;--color-bg-soft: #f6f8fa;--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-primary-soft: #eff6ff;--color-accent: #0ea5e9;--color-text: #1a2332;--color-text-muted: #64748b;--color-border: #e2e8f0;--color-border-soft: #f1f5f9;--color-danger: #dc2626;--color-danger-soft: #fef2f2;--color-success: #059669;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .04);--shadow-md: 0 4px 6px -1px rgba(15, 23, 42, .07), 0 2px 4px -2px rgba(15, 23, 42, .05);--shadow-glow: 0 0 0 1px rgba(37, 99, 235, .08);--radius: 8px;--radius-lg: 12px}*{box-sizing:border-box}body{margin:0;min-width:320px;background:linear-gradient(180deg,#f8fafc,#f0f2f5)}#root{width:100%}.layout{max-width:960px;margin:0 auto;padding:24px 20px 48px;min-height:100vh}.nav{display:flex;gap:6px;margin-bottom:28px;padding:14px 0;border-bottom:1px solid var(--color-border);flex-wrap:wrap}.nav a{text-decoration:none;color:var(--color-text-muted);font-weight:500;font-size:14px;padding:8px 16px;border-radius:var(--radius);background:transparent;transition:all .2s ease;border:1px solid transparent}.nav a:hover{color:var(--color-primary);background:var(--color-primary-soft);border-color:#2563eb26}.card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:20px;margin-bottom:16px;box-shadow:var(--shadow-sm)}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.order-form{display:flex;flex-direction:column;gap:16px}.order-form button{width:100%;margin-top:4px}.order-page-main{width:100%;max-width:420px;margin:0 auto}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}input,select,textarea,button{border:1px solid var(--color-border);border-radius:var(--radius);padding:10px 14px;font:inherit}.row input,.row select{min-width:180px}textarea{width:100%;min-height:96px}.key-input{min-height:140px;font-family:SF Mono,Consolas,Monaco,monospace;font-size:13px}label{display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--color-text);font-weight:500}input,select,textarea{background:var(--color-bg-card);color:var(--color-text);transition:border-color .2s ease,box-shadow .2s ease}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-soft)}button{background:var(--color-primary);color:#fff;border:none;cursor:pointer;font-weight:600;transition:background .2s ease,box-shadow .2s ease,transform .15s ease}button:hover{background:var(--color-primary-hover);box-shadow:0 4px 12px #2563eb40}button:active{transform:translateY(1px)}.tabs button{background:var(--color-bg-soft);color:var(--color-text-muted);border:1px solid var(--color-border);box-shadow:none}.tabs button:hover{color:var(--color-primary);background:var(--color-primary-soft);border-color:#2563eb33}.tabs button.active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}table{width:100%;border-collapse:collapse;font-size:14px}.table-wrap{width:100%;overflow-x:auto;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-bg-card)}th,td{border-bottom:1px solid var(--color-border-soft);text-align:left;padding:12px 14px;white-space:nowrap}th{color:var(--color-text-muted);background:var(--color-bg-soft);font-weight:600;font-size:13px}.orders-table th,.orders-table td,.query-orders-table th,.query-orders-table td{text-align:center}.tip{color:var(--color-danger);font-size:14px}.qr{width:200px;margin-top:10px;border-radius:var(--radius);border:1px solid var(--color-border)}.qr-center{display:flex;justify-content:center;align-items:center;margin-top:8px}.pay-modal-mask{position:fixed;inset:0;background:#0f172a66;display:flex;justify-content:center;align-items:center;z-index:9999;padding:16px}.pay-modal{width:min(380px,100%);background:var(--color-bg-card);border-radius:var(--radius-lg);padding:24px 20px;text-align:center;box-shadow:var(--shadow-md);border:1px solid var(--color-border)}.pay-modal .qr{margin:12px auto 8px}.payment-link{background:transparent;border:none;color:var(--color-primary);text-decoration:underline;padding:0;font-weight:600;box-shadow:none}.payment-link:hover{background:transparent;color:var(--color-primary-hover);box-shadow:none}.pay-inline{margin-top:14px;text-align:center}.pay-inline .qr{margin:8px auto 0}.category-chip-list{display:flex;flex-wrap:wrap;gap:8px}.category-chip{background:var(--color-bg-soft);color:var(--color-text);border:1px solid var(--color-border);border-radius:999px;padding:6px 14px;font-size:13px;box-shadow:none}.category-chip:hover{background:var(--color-primary-soft);color:var(--color-primary);border-color:#2563eb33;box-shadow:none}.category-chip.active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.category-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.category-item{border:1px solid var(--color-border);background:var(--color-bg-soft);border-radius:var(--radius);padding:12px 14px;display:flex;align-items:center;justify-content:space-between;gap:8px}.category-item-main{display:flex;flex-direction:column;gap:4px}.category-name{font-weight:600;color:var(--color-text)}.category-meta{font-size:12px;color:var(--color-text-muted)}.danger-btn{background:var(--color-danger-soft);color:var(--color-danger);border:1px solid #fecaca;box-shadow:none;white-space:nowrap}.danger-btn:hover{background:#fecaca;color:#b91c1c;box-shadow:none}.muted-btn{background:var(--color-bg-soft);color:var(--color-text-muted);border:1px solid var(--color-border);box-shadow:none}.muted-btn:hover{background:var(--color-border-soft);color:var(--color-text);box-shadow:none}.pager{justify-content:space-between;margin-top:14px;font-size:14px;color:var(--color-text-muted)}h2{margin:0 0 20px;font-size:22px;font-weight:600;color:var(--color-text);letter-spacing:-.02em}h3{margin:0 0 14px;font-size:17px;font-weight:600;color:var(--color-text)}p{margin:8px 0}.announcement-card{background:linear-gradient(135deg,#eff6ff,#f0f9ff);border:1px solid rgba(37,99,235,.15);color:var(--color-text)}.announcement-title{text-align:center;font-weight:600;font-size:15px;margin-bottom:10px;color:var(--color-primary)}.announcement-content{text-align:left;font-size:14px;line-height:1.6}.page-header{margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--color-border)}.page-header h2{margin:0}@media(max-width:768px){.layout{padding:16px 14px 32px}.grid{grid-template-columns:1fr}.order-page-main{max-width:100%}.nav a{padding:8px 14px;font-size:13px}.row>*{flex:1 1 100%}.pager{gap:8px}.qr{width:160px}.category-list{grid-template-columns:1fr}h2{font-size:20px}.card{padding:16px}}