:root{
  --bg:#0d1117; --panel:#161b22; --panel2:#1c232d; --line:#2a323d;
  --txt:#e6edf3; --muted:#8b98a5; --accent:#ff5a5f; --accent2:#00a699;
  --gold:#f4c542; --blue:#4a9eff; --good:#3fb950; --chip:#21262d;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--txt);font:14px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
h1,h3,h4{margin:0}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.muted{color:var(--muted)}
.hidden{display:none !important}

.topbar{display:flex;justify-content:space-between;align-items:center;padding:12px 20px;background:var(--panel);border-bottom:1px solid var(--line);gap:16px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px}
.logo{color:var(--accent);font-size:26px}
.topbar h1{font-size:18px;font-weight:650}
.sub{color:var(--muted);font-size:12px}
.topbar-actions{display:flex;align-items:center;gap:16px}

.btn{background:var(--accent);color:#fff;border:none;padding:8px 14px;border-radius:7px;cursor:pointer;font-size:13px;font-weight:600}
.btn:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--txt)}
.switch{display:flex;align-items:center;gap:6px;cursor:pointer;font-size:12px;color:var(--muted)}
.switch input{accent-color:var(--accent2)}

.kpi-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1px;background:var(--line);border-bottom:1px solid var(--line)}
.kpi{background:var(--panel);padding:14px 18px}
.kpi .v{font-size:24px;font-weight:700;letter-spacing:-.5px}
.kpi .l{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.4px;margin-top:2px}
.kpi .d{font-size:11px;margin-top:4px}
.kpi.accent .v{color:var(--gold)}

.layout{display:flex;height:calc(100vh - 62px - 92px)}
.sidebar{width:270px;min-width:270px;background:var(--panel);border-right:1px solid var(--line);padding:16px;overflow-y:auto}
.sidebar h3{font-size:13px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);margin-bottom:12px}
.filter-group{margin-bottom:18px}
.filter-group>label{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px}
.chips button{background:var(--chip);border:1px solid var(--line);color:var(--txt);padding:5px 10px;border-radius:6px;cursor:pointer;font-size:12px}
.chips button.active{background:var(--accent2);border-color:var(--accent2);color:#fff;font-weight:600}
.checklist{display:flex;flex-direction:column;gap:4px}
.checklist.scroll{max-height:190px;overflow-y:auto;border:1px solid var(--line);border-radius:6px;padding:6px}
.checklist label{display:flex;align-items:center;gap:7px;font-size:12.5px;cursor:pointer;color:var(--txt)}
.checklist input{accent-color:var(--accent2)}
input[type=text],input[type=number],select{width:100%;background:var(--panel2);border:1px solid var(--line);color:var(--txt);padding:7px 9px;border-radius:6px;font-size:13px}
input[type=range]{width:100%;accent-color:var(--accent)}
.filter-note{font-size:11px;color:var(--muted);margin-top:8px}
.thr-readout{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:12px;color:var(--muted);margin-top:6px}
.thr-readout b{color:var(--accent2);font-size:14px}
.thr-readout input{width:78px;padding:4px 6px;font-size:12px}

.content{flex:1;display:flex;flex-direction:column;overflow:hidden}
.tabs{display:flex;gap:2px;background:var(--panel);border-bottom:1px solid var(--line);padding:0 12px}
.tabs button{background:transparent;border:none;color:var(--muted);padding:12px 16px;cursor:pointer;font-size:13.5px;border-bottom:2px solid transparent}
.tabs button.active{color:var(--txt);border-bottom-color:var(--accent)}
.tab-panel{display:none;flex:1;overflow:auto;padding:16px}
.tab-panel.active{display:flex;flex-direction:column}

.map-controls{display:flex;align-items:center;gap:18px;margin-bottom:10px;flex-wrap:wrap}
.map-controls select{width:auto;display:inline-block}
.map-controls label{font-size:12px;color:var(--muted)}
.hint{font-size:11px;color:var(--muted);font-style:italic}
#map{flex:1;min-height:420px;border-radius:10px;border:1px solid var(--line)}
.leaflet-container{background:#0a0e13}
.city-detail{margin-top:12px;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:14px}

.chart-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:14px}
.card.wide{grid-column:1 / -1}
.card h4{font-size:13px;margin-bottom:10px;font-weight:600}
.chart{height:300px}
.card.wide .chart{height:340px}

.table-toolbar{display:flex;align-items:center;gap:14px;margin-bottom:10px}
.table-toolbar input{max-width:340px}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:8px;max-height:calc(100vh - 320px)}
table{width:100%;border-collapse:collapse;font-size:12.5px}
thead th{position:sticky;top:0;background:var(--panel2);text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);cursor:pointer;white-space:nowrap;user-select:none;color:var(--muted);font-weight:600}
thead th:hover{color:var(--txt)}
tbody td{padding:8px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
tbody tr:hover{background:var(--panel2)}
.tier-badge{display:inline-block;padding:2px 7px;border-radius:20px;font-size:11px;font-weight:600}
.tier-100{background:rgba(244,197,66,.18);color:var(--gold)}
.tier-30-99{background:rgba(0,166,153,.18);color:var(--accent2)}
.tier-6-29{background:rgba(74,158,255,.15);color:var(--blue)}
.tier-small{background:rgba(139,152,165,.15);color:var(--muted)}
.num{text-align:right;font-variant-numeric:tabular-nums}
.pill{background:var(--good);color:#04110a;padding:1px 6px;border-radius:10px;font-size:10.5px;font-weight:700}
.pager{display:flex;gap:8px;align-items:center;margin-top:10px;font-size:12px}
.pager button{background:var(--chip);border:1px solid var(--line);color:var(--txt);padding:5px 10px;border-radius:6px;cursor:pointer}
.pager button:disabled{opacity:.4;cursor:default}
.geo-split{display:grid;grid-template-columns:1fr 1fr;gap:14px}

.modal{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;z-index:1000}
.modal-box{background:var(--panel);border:1px solid var(--line);border-radius:12px;max-width:900px;width:92%;max-height:86vh;overflow:auto;padding:22px;position:relative}
.modal-close{position:absolute;top:12px;right:14px;background:none;border:none;color:var(--muted);font-size:20px;cursor:pointer}

.leaflet-popup-content-wrapper,.leaflet-popup-tip{background:var(--panel);color:var(--txt)}
.leaflet-popup-content{font-size:12.5px}
.legend{background:var(--panel);padding:8px 10px;border-radius:8px;border:1px solid var(--line);font-size:11px;line-height:1.7}
.legend i{display:inline-block;width:12px;height:12px;border-radius:50%;margin-right:6px;vertical-align:-1px}
@media(max-width:1100px){.chart-grid,.geo-split{grid-template-columns:1fr}.card.wide{grid-column:auto}}

/* auth gate */
#auth-gate{position:fixed;inset:0;z-index:2000;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(1200px 600px at 50% -10%,#1b2430 0,#0d1117 60%)}
.auth-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:34px 30px;width:360px;max-width:92vw;
  box-shadow:0 24px 60px rgba(0,0,0,.5);text-align:center}
.auth-logo{color:var(--accent);font-size:34px;line-height:1}
.auth-card h2{font-size:19px;margin:12px 0 4px}
.auth-sub{color:var(--muted);font-size:12.5px;margin:0 0 22px}
.auth-google{width:100%;background:#fff;color:#1a1a1a;border:none;border-radius:8px;padding:11px;font-size:14px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center}
.auth-google:hover{filter:brightness(.96)}
.auth-or{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:11px;margin:16px 0}
.auth-or::before,.auth-or::after{content:"";flex:1;height:1px;background:var(--line)}
.auth-card input{margin-bottom:10px}
.auth-card .btn{width:100%;padding:11px}
.auth-reset{display:inline-block;margin-top:12px;font-size:12px;color:var(--muted)}
.auth-error{color:#ff6b6b;font-size:12.5px;margin-top:12px;min-height:16px}
.auth-status{color:var(--accent2);font-size:12px;margin-top:4px;min-height:14px}
#signout{display:none}
body.authed #signout{display:inline-block}