:root{
  --bg:#f1f5f9; --card:#fff; --ink:#0f172a; --muted:#64748b; --line:#e2e8f0;
  --brand:#1e3a8a; --brand2:#2563eb; --accent:#0ea5e9; --ok:#16a34a; --warn:#d97706; --bad:#dc2626;
  --shadow:0 1px 2px rgba(15,23,42,.06),0 8px 24px rgba(15,23,42,.05);
  --radius:14px;
}
*{box-sizing:border-box}
body{margin:0;font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--ink);font-size:14px}
a{color:var(--brand2);text-decoration:none}
a:hover{text-decoration:underline}
h2{margin:0;font-size:20px}
h3{margin:0;font-size:14.5px}

/* Topbar */
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:linear-gradient(100deg,var(--brand),var(--brand2));color:#fff;padding:12px 22px;box-shadow:var(--shadow)}
.brand{display:flex;align-items:center;gap:12px}
.logo{font-size:26px;background:rgba(255,255,255,.15);width:42px;height:42px;display:grid;place-items:center;border-radius:11px}
.brand-name{font-weight:700;font-size:16px;letter-spacing:.2px}
.brand-sub{font-size:11.5px;opacity:.8}
.mainnav{display:flex;gap:4px;flex-wrap:wrap}
.mainnav a{color:#dbeafe;padding:8px 14px;border-radius:9px;font-weight:600;font-size:13px}
.mainnav a:hover{background:rgba(255,255,255,.12);text-decoration:none}
.mainnav a.on{background:#fff;color:var(--brand)}
.mainnav a.upload-link{background:rgba(255,255,255,.16);color:#fff}
.mainnav a.upload-link:hover{background:rgba(255,255,255,.28)}

/* Filter bar */
.filterbar{display:flex;gap:14px;align-items:flex-end;flex-wrap:wrap;background:var(--card);
  padding:14px 22px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
.fb-field{display:flex;flex-direction:column;gap:4px}
.fb-field label{font-size:11px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.4px}
.fb-field select,.fb-field input,.searchbar input,.inline-f input,.ov-grid input{
  border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-size:13px;background:#fff;color:var(--ink);min-width:130px}
.fb-actions{display:flex;gap:8px;margin-left:auto}

.btn{background:var(--brand2);color:#fff;border:none;border-radius:8px;padding:9px 16px;font-weight:600;font-size:13px;cursor:pointer}
.btn:hover{background:#1d4ed8;text-decoration:none;color:#fff}
.btn.ghost{background:#fff;color:var(--brand2);border:1px solid var(--line)}
.btn.sm{padding:6px 12px;font-size:12px}
.btn.big{padding:12px 22px;font-size:15px;width:100%}

.content{padding:22px;max-width:1320px;margin:0 auto}
.page-h{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;gap:12px;flex-wrap:wrap}

/* KPIs */
.kpis{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-bottom:18px}
.kpi{background:var(--card);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow);border-left:4px solid var(--brand2)}
.kpi.ok{border-left-color:var(--ok)} .kpi.warn{border-left-color:var(--warn)}
.kpi.span2{grid-column:span 2;border-left-color:var(--accent)}
.kpi-n{font-size:26px;font-weight:800;letter-spacing:-.5px}
.kpi-l{font-size:12px;color:var(--muted);margin-top:2px;font-weight:600}
.kpi-range{font-size:14px;font-weight:700;margin-top:6px}

.grid-1{margin-bottom:16px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px;margin-bottom:16px}

/* export bar */
.exportbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;background:var(--card);
  border-radius:var(--radius);padding:12px 16px;margin-bottom:18px;box-shadow:var(--shadow)}
.exportbar>span{font-size:12px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.4px}
.exportbar a{font-size:12.5px;font-weight:600;padding:7px 13px;border-radius:8px}
.exportbar a.pdf{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca}
.exportbar a.pdf:hover{background:#fee2e2;text-decoration:none}
.exportbar a.csv{background:#eff6ff;color:var(--brand2);border:1px solid #dbeafe}
.exportbar a.csv:hover{background:#dbeafe;text-decoration:none}
.dl{display:flex;gap:6px}
.mini.pdf{background:#fef2f2;color:#b91c1c}
.card{background:var(--card);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow)}
.card-h{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;gap:10px}
.card-h small{font-weight:500;color:var(--muted);font-size:11.5px}
.mini{font-size:11.5px;font-weight:700;color:var(--brand2);background:#eff6ff;padding:3px 9px;border-radius:6px}
.hint{font-size:12px;color:var(--muted);margin:0 0 10px}

/* Tables */
.data-table{width:100%;border-collapse:collapse;font-size:13px}
.data-table th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.4px;color:var(--muted);
  border-bottom:2px solid var(--line);padding:8px 8px}
.data-table td{padding:7px 8px;border-bottom:1px solid var(--line)}
.data-table tr:hover td{background:#f8fafc}
.data-table .num{text-align:right;font-variant-numeric:tabular-nums}
.data-table .rank{color:var(--muted);width:34px}
.data-table.scroll{display:block;max-height:360px;overflow-y:auto}
.data-table.scroll.tall{max-height:560px}
.data-table tr.hot td{background:#fff7ed}
.mini-table{width:100%;border-collapse:collapse;font-size:13px}
.mini-table td{padding:5px 4px;border-bottom:1px solid var(--line)}
.mini-table td.num{text-align:right;font-weight:700;color:var(--brand)}
.names{color:var(--muted);font-size:12px;max-width:230px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mono{font-family:'Consolas',monospace;font-size:12px}
.matrix-wrap{overflow-x:auto}
.data-table.matrix th,.data-table.matrix td{padding:5px 6px;white-space:nowrap}
.data-table.matrix th.rot{font-size:10px;vertical-align:bottom}
.data-table.matrix td.cell{text-align:center;font-variant-numeric:tabular-nums;min-width:30px}
.btn.ghost.pdfbtn{color:#b91c1c;border-color:#fecaca}

.bar-cell{display:inline-flex;align-items:center;gap:6px;justify-content:flex-end;min-width:90px}
.bar-cell i{height:8px;background:var(--brand2);border-radius:4px;display:inline-block;opacity:.85}
.bar-cell.pollute i{background:var(--accent)}
.bar-cell.water i{background:#14b8a6}
.bar-cell b{min-width:24px;text-align:right}

.tag{background:#eef2ff;color:#3730a3;padding:2px 8px;border-radius:6px;font-size:11.5px;font-weight:600;white-space:nowrap}
.badge{padding:2px 8px;border-radius:6px;font-size:11px;font-weight:700}
.badge.s-closed{background:#dcfce7;color:#166534}
.badge.s-open{background:#fef9c3;color:#854d0e}
.badge.s-escalated{background:#fee2e2;color:#991b1b}
.badge.s-reopened{background:#e0e7ff;color:#3730a3}

/* search / browse */
.searchbar{display:flex;gap:8px;margin-bottom:12px}
.searchbar input{flex:1;min-width:0}
.inline-f{display:flex;gap:8px;align-items:center;margin-bottom:8px;font-size:12px;color:var(--muted)}
.chip{display:inline-block;background:#eff6ff;color:var(--brand);padding:5px 12px;border-radius:8px;font-size:12.5px;margin-bottom:10px}
.list td{white-space:nowrap}

/* upload */
.alert{padding:14px 18px;border-radius:var(--radius);margin-bottom:16px;box-shadow:var(--shadow)}
.alert.ok{background:#f0fdf4;border:1px solid #bbf7d0}
.alert.bad{background:#fef2f2;border:1px solid #fecaca;color:#991b1b}
.import-stats{display:flex;gap:18px;flex-wrap:wrap;margin:10px 0;font-size:13px}
.import-stats .good b{color:var(--ok)} .import-stats .muted b{color:var(--muted)}
.upload-form{display:flex;flex-direction:column;gap:14px}
.file-drop{border:2px dashed var(--line);border-radius:12px;padding:26px;text-align:center;cursor:pointer;background:#f8fafc}
.file-drop:hover{border-color:var(--brand2);background:#eff6ff}
.file-drop input{display:block;margin:0 auto}
.override summary{cursor:pointer;font-size:13px;font-weight:600;color:var(--muted)}
.ov-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;margin:10px 0}
.good{color:var(--ok)} .muted{color:var(--muted)}

/* Depot multi-select dropdown */
.ms{position:relative}
.ms-btn{display:flex;align-items:center;gap:8px;justify-content:space-between;min-width:200px;
  border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-size:13px;background:#fff;color:var(--ink);cursor:pointer;font-family:inherit}
.ms-btn:hover{border-color:var(--brand2)}
.ms-caret{color:var(--muted);font-size:11px}
.ms-panel{position:absolute;z-index:30;top:calc(100% + 4px);left:0;min-width:260px;max-height:320px;overflow-y:auto;
  background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);padding:6px}
.ms-opt{display:flex;align-items:center;gap:8px;padding:7px 9px;border-radius:7px;font-size:13px;cursor:pointer}
.ms-opt:hover{background:#f1f5f9}
.ms-opt span{flex:1}
.ms-count{color:var(--muted);font-size:11.5px;font-style:normal}
.ms-allrow{border-bottom:1px solid var(--line);margin-bottom:4px;border-radius:0}

/* Scope banner */
.scopebar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  background:linear-gradient(100deg,#eff6ff,#f8fafc);border:1px solid #dbeafe;border-radius:var(--radius);
  padding:11px 16px;margin-bottom:18px}
.scope-info{display:flex;align-items:center;gap:10px;font-size:14px}
.scope-tag{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.4px;color:var(--muted)}
.scope-info b{color:var(--brand)}
.scope-change{font-size:12.5px;font-weight:600}

/* Depot picker landing */
.picker{max-width:1000px;margin:10px auto}
.picker-head{text-align:center;margin-bottom:22px}
.picker-head h2{margin-bottom:6px}
.picker-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin-bottom:22px}
.picker-card{position:relative;display:flex;flex-direction:column;gap:3px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:16px 16px 14px;box-shadow:var(--shadow);cursor:pointer;transition:border-color .12s,transform .12s}
.picker-card:hover{border-color:var(--brand2);transform:translateY(-2px)}
.picker-card input{position:absolute;top:12px;right:12px;width:16px;height:16px}
.picker-card:has(input:checked){border-color:var(--brand2);box-shadow:0 0 0 2px rgba(37,99,235,.25),var(--shadow)}
.pc-code{font-weight:800;font-size:15px;color:var(--brand);padding-right:22px}
.pc-name{font-size:13px;font-weight:600}
.pc-area{font-size:12px;color:var(--muted)}
.pc-total{font-size:12px;color:var(--muted);margin-top:6px;font-weight:600}
.picker-actions{display:flex;gap:10px;align-items:center;justify-content:center;flex-wrap:wrap}
.picker-actions .btn.big{width:auto}

.foot{text-align:center;color:var(--muted);font-size:12px;padding:24px}
canvas{max-height:240px}

@media(max-width:1100px){.kpis{grid-template-columns:repeat(3,1fr)}.grid-3{grid-template-columns:1fr}.grid-2{grid-template-columns:1fr}.ov-grid{grid-template-columns:1fr}}
@media(max-width:640px){.kpis{grid-template-columns:repeat(2,1fr)}.kpi.span2{grid-column:span 2}.topbar{flex-direction:column;align-items:flex-start}}