:root{--bg: #f6f7f9;--surface: #ffffff;--border: #e3e6ea;--text: #1b1f24;--muted: #6b7280;--accent: #e4245c;--accent-soft: #fde8ef;--ok: #0f766e;--ok-soft: #d9f2ee;--warn: #a15c00;--warn-soft: #fdf0d5;--danger: #b42318;--danger-soft: #fde3e1}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.55 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.app{display:flex;min-height:100vh}.sidebar{width:232px;flex:0 0 232px;background:var(--surface);border-right:1px solid var(--border);padding:20px 16px}.sidebar-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.brand{display:flex;align-items:center;gap:10px;margin-bottom:28px}.sidebar-toggle{display:none;align-items:center;justify-content:center;width:34px;height:34px;padding:0;border:1px solid var(--border);border-radius:9px;background:var(--surface);color:var(--muted)}.sidebar-toggle .chevron{font-size:18px;line-height:1;transition:transform .18s ease}.sidebar.menu-open .sidebar-toggle .chevron{transform:rotate(180deg)}@media (prefers-reduced-motion: reduce){.sidebar-toggle .chevron{transition:none}}.brand-mark{width:36px;height:36px;border-radius:10px;background:var(--accent);color:#fff;display:grid;place-items:center;font-weight:700;font-size:13px}.brand small{display:block;color:var(--muted);font-size:12px}nav{display:flex;flex-direction:column;gap:2px}nav a{padding:9px 12px;border-radius:8px;color:var(--muted);text-decoration:none;font-weight:500}nav a:hover{background:var(--bg);color:var(--text)}nav a.active{background:var(--accent-soft);color:var(--accent)}main{flex:1;min-width:0;padding:28px 32px;max-width:1400px}h1{font-size:22px;margin:0 0 4px}.page-subtitle{color:var(--muted);margin:0 0 24px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-bottom:26px}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px 18px}.card .label{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em}.card .value{font-size:26px;font-weight:650;margin-top:6px}.card .value.alert{color:var(--accent)}.panel{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden;margin-bottom:22px}.panel-head{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--border)}.panel-head h2{font-size:15px;margin:0}.panel-body{padding:18px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;white-space:nowrap}th,td{padding:11px 18px;text-align:left;border-bottom:1px solid var(--border)}th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600}tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:#fafbfc}td.wrap{white-space:normal;max-width:320px}.tag{display:inline-block;padding:3px 9px;border-radius:999px;font-size:12px;font-weight:600}.tag-ok{background:var(--ok-soft);color:var(--ok)}.tag-warn{background:var(--warn-soft);color:var(--warn)}.tag-danger{background:var(--danger-soft);color:var(--danger)}.tag-muted{background:var(--bg);color:var(--muted)}button{font:inherit;border-radius:8px;padding:7px 14px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;font-weight:500}button:hover:not(:disabled){background:var(--bg)}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.primary:hover:not(:disabled){filter:brightness(.94)}button.danger{background:var(--danger-soft);border-color:var(--danger);color:var(--danger)}button.danger:hover:not(:disabled){background:var(--danger);color:#fff}input,select{font:inherit;padding:7px 10px;border:1px solid var(--border);border-radius:8px;background:var(--surface);color:var(--text)}input.qty{width:84px}.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;min-width:0}.notice{padding:11px 14px;border-radius:9px;margin-bottom:16px;font-size:13px}.notice-ok{background:var(--ok-soft);color:var(--ok)}.notice-error{background:var(--danger-soft);color:var(--danger)}.notice-info{background:var(--accent-soft);color:var(--accent)}.empty{padding:44px 18px;text-align:center;color:var(--muted)}.muted{color:var(--muted)}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.chat{display:grid;grid-template-columns:300px 1fr;gap:16px;align-items:start}.chat-list{min-width:0;max-height:68vh;overflow-y:auto}.chat-item{display:flex;gap:11px;align-items:flex-start;width:100%;text-align:left;padding:13px 14px;border:none;border-bottom:1px solid var(--border);border-radius:0;background:var(--surface);cursor:pointer}.chat-item:hover{background:var(--bg)}.chat-item.selected{background:var(--accent-soft)}.chat-item .body{flex:1;min-width:0;display:flex;flex-direction:column;gap:3px}.chat-item .row-top{display:flex;align-items:center;justify-content:space-between;gap:8px}.chat-item .who{font-weight:600;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-item .preview{color:var(--muted);font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-item .row-meta{display:flex;align-items:center;gap:7px;min-width:0}.chat-item .row-meta .time{color:var(--muted);font-size:11px;white-space:nowrap}.avatar{width:32px;height:32px;border-radius:50%;flex:0 0 32px;background:var(--bg);object-fit:cover;display:grid;place-items:center;font-size:12px;color:var(--muted)}.badge{background:var(--accent);color:#fff;border-radius:999px;padding:1px 7px;font-size:11px;font-weight:700}.thread{display:flex;flex-direction:column;min-width:0;height:68vh}.thread-body{flex:1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:10px;background:var(--bg)}.bubble{max-width:68%;padding:9px 13px;border-radius:14px;font-size:13px;overflow-wrap:anywhere}.bubble .meta{font-size:11px;opacity:.7;margin-top:4px}.bubble img{border-radius:8px;display:block}.bubble-caption{margin-top:6px}.bubble-buyer{align-self:flex-start;background:var(--surface);border:1px solid var(--border)}.bubble-shop{align-self:flex-end;background:var(--accent);color:#fff}.bubble-system{align-self:center;background:transparent;color:var(--muted);font-size:12px;text-align:center;max-width:80%}.composer{display:flex;gap:10px;padding:14px;border-top:1px solid var(--border)}.composer input{flex:1}.badge-quiet{background:var(--warn-soft);color:var(--warn);font-weight:600;text-transform:lowercase}.live{display:inline-flex;align-items:center;gap:6px;color:var(--ok);font-size:12px;font-weight:600}.live-dot{width:7px;height:7px;border-radius:50%;background:var(--ok);animation:live-pulse 2s ease-in-out infinite}@keyframes live-pulse{0%,to{opacity:1}50%{opacity:.25}}@media (prefers-reduced-motion: reduce){.live-dot{animation:none}}.shop-select{position:relative}.shop-select-toggle{display:inline-flex;align-items:center;gap:6px;min-width:160px;justify-content:space-between}.shop-select-toggle .chevron{color:var(--muted);font-size:11px}.dropdown-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;background:transparent}.shop-select-menu{position:absolute;top:calc(100% + 4px);left:0;z-index:50;min-width:220px;max-height:320px;overflow-y:auto;background:var(--surface);border:1px solid var(--border);border-radius:8px;box-shadow:0 8px 24px #0000001f;display:flex;flex-direction:column;padding:4px}.shop-select-item{display:flex;align-items:center;gap:6px;border:none;background:transparent;border-radius:6px;padding:8px 10px;text-align:left;font-weight:500}.shop-select-item:hover{background:var(--bg)}.shop-select-item.active{background:var(--accent-soft);color:var(--accent)}.shop-tag{display:inline-block;padding:2px 7px;border-radius:4px;font-size:10px;font-weight:700;letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:130px}.shop-tag-0{background:#e7edff;color:#2b4bcc}.shop-tag-1{background:#e6f6ee;color:#12734f}.shop-tag-2{background:#fdf0d5;color:#a15c00}.shop-tag-3{background:#f3e8ff;color:#6b28b8}.platform-icon{width:14px;height:14px;border-radius:50%;vertical-align:middle;margin-right:4px;flex-shrink:0}.thread-title{display:flex;align-items:center;gap:9px;min-width:0}.thread-title>span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.msg-card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:11px 12px;min-width:260px;color:var(--text)}.bubble-shop .msg-card{border-color:transparent}.msg-card-head{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin-bottom:8px}.msg-card-body{display:flex;gap:10px;align-items:flex-start}.msg-card-img{width:48px;height:48px;flex:0 0 48px;border-radius:6px;object-fit:cover;background:var(--bg)}.msg-card-info{min-width:0;flex:1}.msg-card-title{font-weight:600;font-size:13px;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.msg-card-line{color:var(--muted);font-size:12px;margin-top:3px}.msg-card-row{display:flex;justify-content:space-between;gap:12px;font-size:12px;margin-top:7px;padding-top:7px;border-top:1px solid var(--border)}.msg-card-label{color:var(--muted)}.bubble:has(.msg-card){max-width:400px}.btn-back{display:none;padding:5px 11px;font-size:16px;line-height:1;margin-right:10px}@media (max-width: 860px){.app{flex-direction:column}.sidebar{width:auto;flex:none;border-right:none;border-bottom:1px solid var(--border);padding:9px 14px;position:sticky;top:0;z-index:20}.brand{margin-bottom:0}.brand-mark{width:30px;height:30px;border-radius:8px;font-size:12px}.brand strong{font-size:14px}.brand small{display:none}.sidebar-toggle{display:inline-flex}.sidebar-panel{display:none}.sidebar.menu-open .sidebar-panel{display:block;padding-top:12px;margin-top:10px;border-top:1px solid var(--border)}nav{flex-direction:row;gap:6px;overflow-x:auto;padding-bottom:2px;-webkit-overflow-scrolling:touch}nav::-webkit-scrollbar{display:none}nav a{white-space:nowrap;padding:8px 13px}main{padding:12px 14px}main>h1,main>.page-subtitle{display:none}.panel-head{flex-wrap:wrap;gap:10px;padding:12px 14px}.panel-head .toolbar{width:100%}.toolbar{flex-wrap:wrap}.toolbar input,.toolbar select{flex:1 1 160px;min-width:0}.panel-body{padding:14px}th,td{padding:10px 14px}.chat{grid-template-columns:1fr;gap:0}.chat-list{max-height:none}.chat.has-selection .chat-list{display:none}.chat:not(.has-selection) .thread{display:none}.thread{height:auto;min-height:62vh}.btn-back{display:inline-flex;align-items:center}.bubble{max-width:84%}.bubble:has(.msg-card){max-width:100%}.msg-card{min-width:0}.composer{padding:12px}.cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.card{padding:13px 14px}.card .value{font-size:21px}}@media (max-width: 420px){.cards{grid-template-columns:1fr}}.login-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:var(--bg)}.login-card{width:100%;max-width:360px;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:28px 26px}.login-label{display:block;font-size:12px;font-weight:600;color:var(--muted);margin-bottom:6px}.login-input{width:100%;margin-bottom:16px}.login-submit{width:100%;margin-top:6px;padding:10px}.user-box{margin-top:22px;padding-top:14px;border-top:1px solid var(--border);font-size:12px}.user-box .who{font-weight:600}.user-box form{margin-top:8px}.user-box button{width:100%;font-size:12px;padding:6px 10px}