:root{--brand: #d4380d;--brand-dark: #ad2b08;--brand-soft: #fff2e8;--brand-border: #ffbb96;--sidebar-bg: #1a1a2e;--page-bg: #f4f5f7;--card-bg: #ffffff;--text-primary: #1f2937;--text-secondary: #6b7280;--text-muted: #9ca3af;--border: #e5e7eb;--success: #10b981;--warning: #f59e0b;--info: #3b82f6;--danger: #ef4444;--shadow: 0 18px 48px rgba(17, 24, 39, .12)}*{box-sizing:border-box}body{margin:0;background:var(--page-bg);color:var(--text-primary);font-family:PingFang SC,Microsoft YaHei,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:13px;line-height:1.5}#app{min-height:100vh}button,input,select,textarea{font:inherit}button{cursor:pointer}.admin-layout{min-height:100vh;display:flex;background:var(--page-bg)}.sidebar{position:sticky;top:0;width:232px;height:100vh;flex:0 0 232px;display:flex;flex-direction:column;color:#ffffff94;background:var(--sidebar-bg)}.sidebar-logo{min-height:74px;display:flex;align-items:center;gap:10px;padding:18px;border-bottom:1px solid rgba(255,255,255,.06)}.logo-mark{width:38px;height:38px;display:grid;place-items:center;border-radius:8px;color:#fff;background:var(--brand);font-size:20px;font-weight:900}.logo-title{color:#fff;font-size:15px;font-weight:800}.logo-subtitle{color:#ffffff6b;font-size:10px}.sidebar-menu{flex:1;padding:12px 0;overflow-y:auto}.menu-group-label{padding:16px 18px 6px;color:#ffffff47;font-size:10px;font-weight:700;letter-spacing:1.5px}.menu-item{width:100%;min-height:42px;display:flex;align-items:center;gap:10px;padding:10px 18px;border:0;border-left:3px solid transparent;color:#ffffff94;background:transparent;text-align:left;transition:background .16s ease,color .16s ease,border-color .16s ease}.menu-item:hover{color:#ffffffdb;background:#ffffff0f}.menu-item.active{color:#fff;background:#d4380d24;border-left-color:var(--brand);font-weight:800}.menu-icon{width:20px;height:20px;flex-shrink:0;text-align:center}.app-icon{display:block}.badge-sm{min-width:18px;height:18px;display:inline-flex;align-items:center;justify-content:center;margin-left:auto;padding:0 6px;border-radius:999px;color:#fff;background:var(--brand);font-size:10px;font-weight:800}.sidebar-footer{display:flex;align-items:center;gap:10px;padding:14px 18px;border-top:1px solid rgba(255,255,255,.06)}.admin-avatar,.customer-avatar,.product-thumb{display:grid;place-items:center;flex-shrink:0}.admin-avatar{width:34px;height:34px;border-radius:50%;color:#fff;background:#ffffff1f;font-weight:800}.admin-name{color:#fff;font-weight:800}.admin-role{color:#ffffff61;font-size:10px}.main-content{min-width:0;flex:1;display:flex;flex-direction:column}.top-bar{position:sticky;top:0;z-index:10;min-height:66px;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 24px;border-bottom:1px solid var(--border);background:#fffffff5;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.breadcrumb{color:var(--text-secondary);font-size:12px}.breadcrumb strong{color:var(--text-primary)}.top-bar h1{margin:2px 0 0;font-size:18px;line-height:1.2}.top-bar-actions,.toolbar-actions,.row-actions,.filters{display:flex;align-items:center;gap:10px}.top-bar-actions{justify-content:flex-end;min-width:0}.top-search{width:246px;max-width:32vw;height:36px;display:flex;align-items:center;gap:7px;padding:0 12px;border:1px solid transparent;border-radius:8px;color:var(--text-muted);background:var(--page-bg)}.top-search input{min-width:0;width:100%;border:0;outline:none;color:var(--text-primary);background:transparent}.notif,.icon-btn{width:36px;height:36px;display:inline-grid;place-items:center;border:1px solid var(--border);border-radius:8px;color:var(--text-primary);background:#fff}.notif{position:relative}.notif .dot{position:absolute;top:7px;right:8px;width:8px;height:8px;border:2px solid #fff;border-radius:50%;background:var(--danger)}.content-area{flex:1;padding:20px 24px 28px}.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:20px}.order-stat-grid{grid-template-columns:repeat(5,minmax(0,1fr))}.stat-card,.mini-stat,.panel{border:1px solid var(--border);border-radius:8px;background:var(--card-bg)}.stat-card{position:relative;min-height:124px;padding:18px;overflow:hidden;color:inherit;text-align:left;cursor:pointer;transition:border-color .16s ease,box-shadow .16s ease,transform .12s ease}.stat-card:hover{border-color:var(--brand-border);box-shadow:0 8px 24px #11182714}.stat-card:active{transform:translateY(1px)}.stat-card:after{content:"";position:absolute;top:-28px;right:-18px;width:96px;height:96px;border-radius:50%;opacity:.08}.stat-card.red:after,.mini-stat.red{border-left-color:var(--brand)}.stat-card.red:after{background:var(--brand)}.stat-card.blue:after{background:var(--info)}.stat-card.green:after{background:var(--success)}.stat-card.yellow:after{background:var(--warning)}.stat-icon{position:absolute;top:16px;right:16px;width:40px;height:40px;display:grid;place-items:center;border-radius:8px;background:var(--brand-soft);color:var(--brand);font-weight:900}.stat-label,.mini-stat span{color:var(--text-muted);font-size:12px}.stat-value{margin-top:8px;color:var(--text-primary);font-size:26px;font-weight:900;line-height:1.1}.stat-note{margin-top:8px;color:var(--text-muted);font-size:11px}.stat-note.up{color:var(--success)}.stat-note.down{color:var(--danger)}.mini-stat{min-height:98px;padding:18px;border-left:3px solid var(--border)}.stat-filter{display:grid;gap:7px;border-top:1px solid var(--border);border-right:1px solid var(--border);border-bottom:1px solid var(--border);color:inherit;text-align:left;cursor:pointer}.stat-filter:hover{border-color:var(--brand-border);box-shadow:0 8px 24px #11182714}.stat-filter.active{border-color:var(--brand-border);background:#fffaf7;box-shadow:0 0 0 3px #d4380d14}.mini-stat strong{display:block;margin-top:7px;font-size:24px;line-height:1}.mini-stat.warning{border-left-color:var(--warning)}.mini-stat.warning strong{color:var(--warning)}.mini-stat.red strong{color:var(--brand)}.mini-stat.info{border-left-color:var(--info)}.mini-stat.info strong{color:var(--info)}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.panel{margin-bottom:20px;overflow:hidden}.panel-header,.page-toolbar,.pagination,.maintenance{display:flex;align-items:center;justify-content:space-between;gap:14px}.panel-header{min-height:54px;padding:15px 20px;border-bottom:1px solid var(--border)}.panel-header h2{margin:0;font-size:15px}.panel-body{padding:20px}.page-toolbar{margin-bottom:16px}.filters{flex-wrap:wrap;align-items:flex-end}label{display:grid;gap:5px}label span,.sub-label{color:var(--text-secondary);font-size:12px;font-weight:700}.form-control{width:100%;min-width:150px;height:36px;padding:7px 12px;border:1px solid var(--border);border-radius:8px;outline:none;color:var(--text-primary);background:#fff;transition:border-color .16s ease,box-shadow .16s ease}.form-control:focus{border-color:var(--brand-border);box-shadow:0 0 0 3px #d4380d1a}.form-control.compact{min-width:96px}.form-control.wide{min-width:220px}.textarea-control{min-height:88px;height:auto;resize:vertical}.btn{min-height:36px;display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:7px 14px;border:1px solid var(--border);border-radius:8px;color:var(--text-primary);background:#fff;font-size:12px;font-weight:800;white-space:nowrap;transition:border-color .16s ease,background .16s ease,color .16s ease,transform .12s ease}.btn:hover{border-color:var(--brand-border);color:var(--brand)}.btn:active{transform:translateY(1px)}.btn-primary{color:#fff;border-color:var(--brand);background:var(--brand)}.btn-primary:hover{color:#fff;border-color:var(--brand-dark);background:var(--brand-dark)}.btn-sm{min-height:28px;padding:5px 10px;font-size:11px}.btn-danger{color:var(--danger);border-color:#fecaca;background:#fef2f2}.btn-success{color:var(--success);border-color:#a7f3d0;background:#ecfdf5}.btn-warning{color:#d97706;border-color:#fde68a;background:#fffbeb}.btn-text{border-color:transparent;color:var(--brand);background:transparent}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}th{padding:11px 14px;border-bottom:1px solid var(--border);color:var(--text-secondary);background:#f9fafb;font-size:12px;font-weight:800;text-align:left;white-space:nowrap}td{padding:12px 14px;border-bottom:1px solid #f3f4f6;vertical-align:middle}tbody tr:hover{background:#fffaf7}.clickable-row,.clickable-line{cursor:pointer}.clickable-line:hover{background:#fffaf7}tbody tr:last-child td{border-bottom:0}.row-actions{flex-wrap:wrap}.note-cell{max-width:220px;color:var(--text-secondary)}.note-cell strong{color:var(--text-primary)}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px}.muted{color:var(--text-muted)}.danger{color:var(--danger)}.rank{color:var(--brand);font-size:16px;font-weight:900}.product-cell,.customer-cell,.alert-line,.activity-line{display:flex;align-items:center;gap:10px}.product-cell{min-width:230px}.product-thumb{width:42px;height:42px;border-radius:8px;font-size:20px;object-fit:cover}.cell-main{min-width:0}.cell-main strong{display:block}.cell-main small{display:block;margin-top:2px;color:var(--text-muted);font-size:11px}.customer-avatar{width:34px;height:34px;border-radius:50%;background:var(--brand-soft)}.tag{min-height:22px;display:inline-flex;align-items:center;justify-content:center;padding:2px 10px;border-radius:999px;font-size:11px;font-weight:800;white-space:nowrap}.tag-success{color:var(--success);background:#ecfdf5}.tag-info{color:var(--info);background:#eff6ff}.tag-warning{color:#d97706;background:#fffbeb}.tag-danger{color:var(--danger);background:#fef2f2}.tag-default{color:var(--text-secondary);background:#f3f4f6}.code-chip{display:inline-flex;align-items:center;min-height:26px;padding:3px 8px;border-radius:6px;color:var(--brand);background:var(--brand-soft);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;font-weight:800;white-space:nowrap}.coupon-progress{min-width:150px;display:grid;gap:6px}.coupon-progress span{color:var(--text-secondary);font-size:12px;font-weight:800}.coupon-progress progress{width:100%;height:7px;overflow:hidden;border:0;border-radius:999px;background:#f3f4f6}.coupon-progress progress::-webkit-progress-bar{background:#f3f4f6}.coupon-progress progress::-webkit-progress-value{background:var(--brand)}.coupon-progress progress::-moz-progress-bar{background:var(--brand)}.switch{width:38px;height:22px;display:inline-flex;align-items:center;border:0;border-radius:999px;background:#d1d5db;position:relative}.switch:after{content:"";position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 2px #0000002e;transition:transform .18s ease}.switch.on{background:var(--success)}.switch.on:after{transform:translate(16px)}.pagination{padding:14px 20px;color:var(--text-muted);font-size:12px}.pages{display:flex;flex-wrap:wrap;gap:5px}.page{width:30px;height:30px;border:1px solid var(--border);border-radius:6px;background:#fff}.page.active{color:#fff;border-color:var(--brand);background:var(--brand)}.empty-cell{height:96px;color:var(--text-muted);text-align:center}.bar-chart{height:206px;display:flex;align-items:flex-end;gap:8px;padding:20px 20px 28px;border-radius:8px;background:linear-gradient(135deg,#fafafa,#f1f2f4)}.bar{min-width:18px;flex:1;border:0;border-radius:5px 5px 0 0;background:var(--brand);position:relative;cursor:pointer;transition:opacity .16s ease,transform .12s ease}.bar:nth-child(-n+5){background:var(--brand-soft)}.bar:hover{opacity:.86}.bar:active{transform:translateY(1px)}.bar span{position:absolute;bottom:-21px;left:50%;color:var(--text-muted);font-size:10px;white-space:nowrap;transform:translate(-50%)}.list-stack{display:grid;gap:12px}.bulk-actions{display:inline-flex;align-items:center;flex-wrap:wrap;gap:8px}.alert-line{justify-content:space-between;padding:10px 0;border-bottom:1px solid #f3f4f6}.alert-line:last-child{border-bottom:0}.activity-line{align-items:flex-start}.activity-line p{margin:2px 0 0;color:var(--text-muted);font-size:12px}.activity-dot{width:9px;height:9px;margin-top:5px;border-radius:50%;background:var(--brand)}.detail-card{display:grid;gap:7px;padding:16px;border:1px solid var(--border);border-radius:8px;background:#fff}.detail-card span{color:var(--text-muted);font-size:12px}.detail-card p{margin:0;color:var(--text-secondary)}.timeline{padding-left:16px;border-left:2px solid #e5e7eb}.timeline-item{position:relative;display:grid;gap:2px;padding:0 0 16px 16px}.timeline-item:before{content:"";position:absolute;top:4px;left:-7px;width:12px;height:12px;border:2px solid #fff;border-radius:50%;background:#d1d5db}.timeline-item:first-child:before{background:var(--brand)}.timeline-item span{color:var(--text-muted);font-size:11px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.form-grid .span-2,.detail-list .span-2{grid-column:1 / -1}.form-hint{margin:0;color:var(--text-muted);font-size:12px}.image-uploader{display:grid;gap:8px;justify-items:start}.image-uploader-list{display:flex;flex-wrap:wrap;gap:8px}.image-uploader-item{position:relative;width:86px;height:86px;overflow:hidden;border:1px solid var(--line);border-radius:8px;background:var(--bg)}.image-uploader-item img{width:100%;height:100%;object-fit:cover}.image-uploader-item button{position:absolute;top:3px;right:3px;width:20px;height:20px;border:0;border-radius:50%;color:#fff;background:#000000a6;cursor:pointer}.image-uploader-input{display:none}.form-stack{display:grid;gap:14px}.detail-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:0}.detail-list div{display:grid;gap:4px}.detail-list dt{color:var(--text-muted);font-size:12px}.detail-list dd{margin:0;font-weight:700}.banner-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.banner-card{min-height:170px;display:grid;gap:10px;align-content:start;padding:16px;border:1px solid var(--border);border-radius:8px;background:#fff8ef;text-align:left}.banner-card.green{background:#f0fdf4}.banner-card.blue{background:#eff6ff}.banner-card.add{place-items:center;color:var(--text-muted);background:#fff}.banner-card.add span{font-size:30px;line-height:1}.banner-preview-icon{font-size:30px}.banner-card h3{margin:0;font-size:15px}.banner-card p{margin:3px 0 0;color:var(--text-muted);font-size:12px}.banner-actions{display:flex;flex-wrap:wrap;gap:8px}.settings-list{padding:4px 20px}.settings-item{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:15px 0;border-bottom:1px solid #f3f4f6}.settings-item:last-child{border-bottom:0}.settings-item p,.maintenance p{margin:3px 0 0;color:var(--text-muted);font-size:12px}.maintenance{align-items:flex-start}.modal-backdrop{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:24px;background:#1118276b}.modal{max-width:calc(100vw - 48px);max-height:calc(100vh - 48px);display:flex;flex-direction:column;overflow:hidden;border-radius:8px;background:#fff;box-shadow:var(--shadow)}.modal-header,.modal-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 18px}.modal-header{border-bottom:1px solid var(--border)}.modal-header h3{margin:0;font-size:16px}.modal-body{display:grid;gap:14px;overflow-y:auto;padding:18px}.modal-footer{justify-content:flex-end;border-top:1px solid var(--border)}.toast{position:fixed;right:22px;bottom:22px;z-index:80;min-width:220px;max-width:min(360px,calc(100vw - 44px));padding:12px 14px;border-radius:8px;color:#fff;background:#111827;box-shadow:var(--shadow);opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity .18s ease,transform .18s ease}.toast.show{opacity:1;transform:translateY(0)}.login-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(135deg,#d4380d14,#10b98114),var(--page-bg)}.login-panel{width:min(430px,100%);padding:30px;border:1px solid var(--border);border-radius:8px;background:#fff;box-shadow:var(--shadow)}.login-brand{display:flex;align-items:center;gap:12px;margin-bottom:28px}.login-logo{width:48px;height:48px;display:grid;place-items:center;border-radius:8px;color:#fff;background:var(--brand);font-size:24px;font-weight:900}.login-brand h1{margin:0;font-size:22px}.login-brand p{margin:2px 0 0;color:var(--text-muted)}.login-form{display:grid;gap:16px}.login-options{display:flex;align-items:center;justify-content:space-between;gap:12px}.check-row{display:inline-flex;grid-template-columns:none;align-items:center;gap:7px;color:var(--text-secondary);font-size:12px}.check-row span{color:var(--text-secondary);font-weight:600}.login-submit{width:100%;min-height:40px}.login-submit:disabled{cursor:not-allowed;opacity:.72}@media(max-width:1120px){.stat-grid,.banner-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-2{grid-template-columns:1fr}}@media(max-width:860px){.admin-layout{display:block}.sidebar{position:static;width:100%;height:auto;min-height:0}.sidebar-logo,.sidebar-footer{display:none}.sidebar-menu{display:flex;align-items:center;gap:6px;padding:10px;overflow-x:auto}.menu-group-label{display:none}.menu-item{width:auto;min-width:max-content;min-height:36px;padding:8px 12px;border-left:0;border-radius:8px}.top-bar{align-items:stretch;flex-direction:column;padding:12px 16px}.top-bar-actions{justify-content:flex-start;flex-wrap:wrap}.top-search{width:100%;max-width:none}.content-area{padding:16px}.page-toolbar,.maintenance{align-items:stretch;flex-direction:column}}@media(max-width:620px){.stat-grid,.banner-grid,.form-grid,.detail-list{grid-template-columns:1fr}.form-grid .span-2,.detail-list .span-2{grid-column:auto}.filters,.toolbar-actions{align-items:stretch;flex-direction:column}.filters label,.filters .btn,.toolbar-actions .btn{width:100%}.panel-header,.pagination,.settings-item{align-items:flex-start;flex-direction:column}}