:root{
  --primary:#3370ff; --primary-light:#eef3ff; --text:#1f2329; --muted:#646a73; --faint:#8f959e;
  --border:#e5e6eb; --bg:#f5f6f7; --card:#fff; --danger:#d83931; --warn:#de7802; --ok:#2ea121;
  --radius:6px; --row:56px;
}
*{box-sizing:border-box}
body{margin:0;font:14px/1.5 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);background:var(--bg)}
button,select,input{font:inherit}
button{cursor:pointer;border:1px solid var(--border);background:#fff;border-radius:4px;padding:5px 12px;color:var(--text)}
button:hover{border-color:var(--primary);color:var(--primary)}
button.primary{background:var(--primary);border-color:var(--primary);color:#fff}
button.primary:hover{opacity:.9;color:#fff}
button.ghost{border-color:transparent;background:transparent}
button.danger:hover{border-color:var(--danger);color:var(--danger)}
button.icon{padding:2px 7px;border-color:transparent;background:transparent;color:var(--muted)}
button.icon:hover{background:var(--bg);color:var(--primary)}
select,input[type=text],input[type=number]{border:1px solid var(--border);border-radius:4px;padding:4px 8px;background:#fff}
.hidden{display:none!important}
.muted{color:var(--muted)} .faint{color:var(--faint)}
.proto-banner{background:#fff7e8;color:#8a5a00;font-size:12px;padding:4px 20px;border-bottom:1px solid #f5e1bd}
.topbar{display:flex;align-items:center;gap:24px;background:#fff;border-bottom:1px solid var(--border);padding:0 20px;height:52px;position:sticky;top:0;z-index:20}
.brand{font-weight:600;font-size:16px}
.tabs{display:flex;gap:4px;flex:1}
.tabs button{border:none;border-radius:0;background:none;padding:14px 12px;color:var(--muted);border-bottom:2px solid transparent}
.tabs button.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:500}
.ident{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.ident select{margin-left:6px}
.popover{position:fixed;right:20px;top:92px;width:340px;max-height:60vh;overflow:auto;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 6px 24px rgba(0,0,0,.12);padding:14px 16px;z-index:40;font-size:13px}
.popover h4{margin:0 0 6px}
.popover li{margin:2px 0}
main{padding:16px 20px 40px;transition:padding .15s}
body.drawer-open main{padding-right:360px}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:12px}
.page-head h1{font-size:20px;margin:0}
.page-head p{margin:2px 0 0;color:var(--muted);font-size:13px}
.actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.filters{display:flex;gap:16px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:10px 14px;margin-bottom:12px;flex-wrap:wrap;font-size:13px}
.filters label{display:flex;gap:6px;align-items:center;color:var(--muted)}
.note{font-size:12px;color:var(--faint)}
.readonly-tag{font-size:12px;background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:1px 8px;color:var(--muted)}

/* grid canvas */
.grid{position:relative;display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:var(--row);gap:12px;min-height:300px}
.grid.editing{background-image:linear-gradient(to right,rgba(51,112,255,.06) 1px,transparent 1px);border-radius:var(--radius)}
.widget{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);display:flex;flex-direction:column;min-width:0;min-height:0;position:relative}
.widget.dragging{opacity:.6;outline:2px dashed var(--primary)}
.widget.selected{outline:2px solid var(--primary)}
.w-head{display:flex;align-items:flex-start;gap:4px;padding:10px 12px 0}
.editing .w-head{cursor:move}
.w-title{flex:1;min-width:0}
.w-title b{font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:inline-block;max-width:100%;vertical-align:bottom}
.w-title small{display:block;color:var(--faint);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.w-tools{display:flex;gap:0;opacity:0;transition:opacity .15s}
.widget:hover .w-tools{opacity:1}
.w-body{flex:1;min-height:0;position:relative;padding:4px 8px 8px}
.w-chart{position:absolute;inset:4px 8px 8px}
.w-badge{white-space:nowrap;font-size:11px;border-radius:8px;padding:0 6px;margin-left:6px;vertical-align:middle;font-weight:400}
.w-badge.cache{background:#eaf7e8;color:var(--ok)}
.w-badge.stale{background:#fff3e0;color:var(--warn)}
.resize{position:absolute;right:2px;bottom:2px;width:14px;height:14px;cursor:nwse-resize;background:linear-gradient(135deg,transparent 50%,#c9cdd4 50%,#c9cdd4 60%,transparent 60%,transparent 75%,#c9cdd4 75%,#c9cdd4 85%,transparent 85%)}
.info{display:inline-flex;width:16px;height:16px;border-radius:50%;border:1px solid var(--faint);color:var(--faint);font-size:11px;align-items:center;justify-content:center;cursor:help;margin-left:4px;vertical-align:middle}
.info:hover,.info:focus{border-color:var(--primary);color:var(--primary);outline:none}
.tip{position:fixed;z-index:60;max-width:380px;background:#1f2329;color:#fff;font-size:12px;line-height:1.6;border-radius:6px;padding:10px 12px;pointer-events:none}
.tip b{color:#fff}
.tip .k{color:#a8b0bd}
.tip hr{border:none;border-top:1px solid #3a3f47;margin:6px 0}

.state{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:var(--muted);font-size:13px;text-align:center;padding:12px}
.state.err{color:var(--danger)}
.state.deny{color:var(--faint)}
.skeleton{width:70%;height:10px;border-radius:5px;background:linear-gradient(90deg,#eef0f3,#f7f8fa,#eef0f3);background-size:200% 100%;animation:sk 1.2s infinite}
@keyframes sk{to{background-position:-200% 0}}

.kpi{display:flex;flex-direction:column;justify-content:center;height:100%;padding:0 6px}
.kpi .v{font-size:30px;font-weight:600;font-variant-numeric:tabular-nums}
.kpi .u{font-size:14px;color:var(--muted);margin-left:4px;font-weight:400}
.kpi .d{font-size:12px;color:var(--muted)}
.kpi .d .up{color:var(--ok)} .kpi .d .down{color:var(--danger)}
.kpi-row{display:flex;gap:24px;height:100%;align-items:center}
.kpi-row>div{flex:1}
.kpi-row .name{font-size:12px;color:var(--muted)}

table.t{width:100%;border-collapse:collapse;font-size:13px}
table.t th,table.t td{border-bottom:1px solid var(--border);padding:6px 8px;text-align:left;white-space:nowrap}
table.t th{color:var(--muted);font-weight:500;background:#fafbfc;position:sticky;top:0}
table.t td.n,table.t th.n{text-align:right;font-variant-numeric:tabular-nums}
.t-wrap{position:absolute;inset:4px 8px 8px;overflow:auto}

/* cards */
.layout2{display:grid;grid-template-columns:180px 1fr;gap:16px}
.side{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:8px;align-self:start}
.side button{display:block;width:100%;text-align:left;border:none;padding:7px 10px}
.side button.active{background:var(--primary-light);color:var(--primary)}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:12px}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:14px;display:flex;flex-direction:column;gap:8px}
.card h3{margin:0;font-size:15px;display:flex;align-items:center;gap:6px}
.card p{margin:0;color:var(--muted);font-size:13px}
.chips{display:flex;gap:4px;flex-wrap:wrap}
.chip{font-size:12px;border-radius:10px;padding:1px 8px;background:var(--bg);color:var(--muted);border:1px solid var(--border)}
.chip.menu{background:#f0f5ff;border-color:#d6e2ff;color:#2d5bd1}
.chip.derived{background:#f3efff;border-color:#e0d6ff;color:#6a3fd1}
.chip.warn{background:#fff3e0;border-color:#ffd8a8;color:var(--warn)}
.card .foot{display:flex;justify-content:space-between;align-items:center;margin-top:auto}
.thumb{height:90px;border:1px dashed var(--border);border-radius:4px;display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:14px;gap:3px;padding:4px;background:#fafbfc}
.thumb i{background:#dfe6f7;border-radius:2px}
.hidden-note{margin-top:12px;font-size:12px;color:var(--faint)}

/* drawer */
.drawer{position:fixed;top:80px;right:0;bottom:0;width:340px;background:#fff;border-left:1px solid var(--border);box-shadow:-4px 0 16px rgba(0,0,0,.06);z-index:30;display:flex;flex-direction:column}
.drawer header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--border)}
.drawer header b{font-size:15px}
.drawer .body{flex:1;overflow:auto;padding:4px 16px 16px}
.drawer h5{margin:16px 0 8px;font-size:12px;color:var(--faint);font-weight:500;letter-spacing:.04em}
.field{display:flex;flex-direction:column;gap:4px;margin-bottom:10px;font-size:13px}
.field>span{color:var(--muted)}
.field.row{flex-direction:row;align-items:center;justify-content:space-between}
.checks{display:flex;flex-direction:column;gap:3px;max-height:180px;overflow:auto;border:1px solid var(--border);border-radius:4px;padding:6px 8px}
.checks label{display:flex;gap:6px;align-items:center;font-size:13px}
.seg{display:flex;border:1px solid var(--border);border-radius:4px;overflow:hidden}
.seg button{border:none;border-radius:0;flex:1;padding:4px 0;font-size:12px}
.seg button.on{background:var(--primary-light);color:var(--primary)}

/* admin */
.sub-tabs{display:flex;gap:8px;margin-bottom:12px}
.sub-tabs button.active{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}
.panel{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;margin-bottom:12px}
.panel h2{font-size:15px;margin:0 0 4px}
.panel>p{margin:0 0 10px;color:var(--muted);font-size:13px}
.matrix{overflow:auto}
.matrix table{border-collapse:collapse;font-size:12px}
.matrix th,.matrix td{border:1px solid var(--border);padding:4px 8px;text-align:center;white-space:nowrap}
.matrix th.l,.matrix td.l{text-align:left}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px 16px}
.form-grid .full{grid-column:1/-1}
.err-msg{color:var(--danger);font-size:12px}
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);background:#1f2329;color:#fff;padding:8px 16px;border-radius:6px;font-size:13px;z-index:70}
.empty{background:#fff;border:1px dashed var(--border);border-radius:var(--radius);padding:40px;text-align:center;color:var(--muted);grid-column:1/-1}
.actions .sep{width:1px;height:20px;background:var(--border);margin:0 4px}