:root {
  --bg:#0f1418; --panel:#161d23; --panel2:#1c252d; --line:#243039; --text:#e7ecef; --muted:#93a1ab;
  --accent:#5bc0be; --accent2:#e8b04b; --ok:#3fb27f; --warn:#e8b04b; --bad:#e4605e; --info:#6aa7e8; --shop:#b58ce8;
  --doe:#d9772b; --knob:#2a6fd6; --upper:#1f8f4e; --gw:#7a5cc9; --met:#c9a227; --baro:#8a8f98;
  --radius:12px; --shadow:0 1px 2px rgba(0,0,0,.3);
}
@media (prefers-color-scheme: light) {
  :root { --bg:#f4f6f7; --panel:#ffffff; --panel2:#eef2f4; --line:#dde3e7; --text:#17212a; --muted:#5d6b75;
          --accent:#1c8c8a; --accent2:#b9821c; --ok:#1f8f4e; --warn:#b9821c; --bad:#c23b38; --info:#2a6fd6; --shop:#7a5cc9; --shadow:0 1px 2px rgba(0,0,0,.08); }
}
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { margin:0; background:var(--bg); color:var(--text); font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif; }
a { color:var(--accent); text-decoration:none; }
a:hover { text-decoration:underline; }
code, .mono { font-family:ui-monospace,SFMono-Regular,Consolas,monospace; font-size:.92em; }
h1 { font-size:26px; margin:0; font-weight:650; letter-spacing:-.01em; }
h2 { font-size:19px; margin:28px 0 10px; font-weight:650; display:flex; align-items:baseline; gap:10px; flex-wrap:wrap; }
h2 .sub, .sub { color:var(--muted); font-weight:400; font-size:14px; }
h3 { font-size:16px; margin:16px 0 8px; font-weight:600; }
p { margin:6px 0; }
.wrap { width:min(1280px, 100% - 32px); margin:0 auto; padding-block:0 48px; }

/* nav */
.top { border-bottom:1px solid var(--line); background:var(--panel); position:sticky; top:0; z-index:50; box-shadow:var(--shadow); }
.top .wrap { display:flex; align-items:center; gap:18px; padding:10px 0; flex-wrap:wrap; }
.brand { display:flex; align-items:center; gap:10px; color:var(--text); font-weight:650; font-size:18px; }
.brand svg { width:30px; height:30px; }
.brand small { color:var(--muted); font-weight:400; font-size:12px; display:block; line-height:1.1; }
nav.pages { display:flex; gap:4px; flex-wrap:wrap; }
nav.pages a { padding:6px 11px; border-radius:8px; color:var(--muted); font-weight:500; }
nav.pages a:hover { color:var(--text); text-decoration:none; background:var(--panel2); }
nav.pages a.active { color:var(--text); background:var(--panel2); box-shadow:inset 0 -2px 0 var(--accent); }
.top .built { margin-left:auto; color:var(--muted); font-size:12px; text-align:right; }

/* layout bits */
.grid { display:grid; gap:14px; }
.g2 { grid-template-columns:repeat(auto-fit, minmax(300px, 1fr)); }
.g3 { grid-template-columns:repeat(auto-fit, minmax(260px, 1fr)); }
.g4 { grid-template-columns:repeat(auto-fit, minmax(200px, 1fr)); }
.card { background:var(--panel); border:1px solid var(--line); border-radius:var(--radius); padding:16px 18px; box-shadow:var(--shadow); min-width:0; }
.card h3 { margin-top:0; }
.card.tight { padding:12px 14px; }
.kpis { display:grid; grid-template-columns:repeat(auto-fit, minmax(150px, 1fr)); gap:12px; margin:16px 0; }
.kpi { background:var(--panel); border:1px solid var(--line); border-radius:var(--radius); padding:12px 14px; }
.kpi .v { font-size:24px; font-weight:650; letter-spacing:-.01em; line-height:1.15; }
.kpi .l { color:var(--muted); font-size:12.5px; margin-top:2px; }
.kpi .v small { font-size:13px; color:var(--muted); font-weight:400; margin-left:3px; }
.kpi.warn .v { color:var(--warn); } .kpi.bad .v { color:var(--bad); } .kpi.ok .v { color:var(--ok); } .kpi.accent .v { color:var(--accent); }
.muted { color:var(--muted); }
.small { font-size:13px; }
.right { text-align:right; }
.nowrap { white-space:nowrap; }
.row { display:flex; gap:10px; align-items:center; flex-wrap:wrap; }
.spacer { flex:1; }
hr { border:0; border-top:1px solid var(--line); margin:18px 0; }

/* pills */
.pill { display:inline-block; font-size:11.5px; font-weight:600; letter-spacing:.03em; text-transform:uppercase; padding:2px 8px; border-radius:999px; line-height:1.6; white-space:nowrap; }
.pill.ok { background:color-mix(in srgb, var(--ok) 18%, transparent); color:var(--ok); }
.pill.watch, .pill.soon, .pill.warn, .pill.partial { background:color-mix(in srgb, var(--warn) 20%, transparent); color:var(--warn); }
.pill.overdue, .pill.bad, .pill.not_started { background:color-mix(in srgb, var(--bad) 20%, transparent); color:var(--bad); }
.pill.info, .pill.later, .pill.not_due { background:color-mix(in srgb, var(--info) 18%, transparent); color:var(--info); }
.pill.shop, .pill.unknown { background:color-mix(in srgb, var(--shop) 20%, transparent); color:var(--shop); }
.pill.idle, .pill.done, .pill.neutral { background:var(--panel2); color:var(--muted); }
.pill.site { color:#fff; }
.dot { display:inline-block; width:10px; height:10px; border-radius:50%; margin-right:6px; vertical-align:middle; }

/* tables */
.tbl-wrap { overflow-x:auto; border:1px solid var(--line); border-radius:var(--radius); background:var(--panel); }
table.tbl { border-collapse:collapse; width:100%; font-size:13.5px; }
table.tbl th, table.tbl td { padding:7px 10px; border-bottom:1px solid var(--line); text-align:left; vertical-align:top; }
table.tbl th { font-size:12px; text-transform:uppercase; letter-spacing:.04em; color:var(--muted); font-weight:600; background:var(--panel2); position:sticky; top:0; white-space:nowrap; cursor:pointer; }
table.tbl th.num, table.tbl td.num { text-align:right; font-variant-numeric:tabular-nums; }
table.tbl tr:last-child td { border-bottom:0; }
table.tbl tr.exp td { background:var(--panel2); }
table.tbl tr.clickable { cursor:pointer; }
table.tbl tr.clickable:hover td { background:color-mix(in srgb, var(--accent) 7%, transparent); }
.bar { height:8px; background:var(--panel2); border-radius:4px; overflow:hidden; min-width:60px; }
.bar i { display:block; height:100%; background:var(--accent); }
.bar.warn i { background:var(--warn); } .bar.bad i { background:var(--bad); }

/* charts */
.chart { position:relative; width:100%; }
.chart svg { display:block; width:100%; height:auto; overflow:visible; }
.chart .tip { position:absolute; pointer-events:none; background:var(--panel2); border:1px solid var(--line); border-radius:8px; padding:6px 9px; font-size:12.5px; box-shadow:var(--shadow); white-space:nowrap; z-index:5; display:none; }
.chart .axis text { fill:var(--muted); font-size:11px; }
.chart .axis line, .chart .grid line { stroke:var(--line); stroke-width:1; }
.chart .lbl { fill:var(--muted); font-size:11.5px; }
.legend { display:flex; gap:14px; flex-wrap:wrap; font-size:12.5px; color:var(--muted); margin:4px 0 2px; }
.legend i { display:inline-block; width:14px; height:3px; border-radius:2px; vertical-align:middle; margin-right:5px; }
.legend i.band { width:18px; height:12px; border-radius:3px; }
.spark { display:inline-block; vertical-align:middle; }

/* map */
.map { height:420px; border-radius:var(--radius); border:1px solid var(--line); overflow:hidden; background:#222; }
.map.tall { height:520px; }
.leaflet-container { font:inherit; }
.leaflet-popup-content { font-size:13px; line-height:1.4; }
.leaflet-popup-content-wrapper, .leaflet-popup-tip { background:var(--panel); color:var(--text); }
.leaflet-control-layers, .leaflet-bar a { background:var(--panel); color:var(--text); }

/* alerts, lists */
.alerts { display:flex; flex-direction:column; gap:6px; }
.alert { display:flex; gap:10px; align-items:flex-start; padding:9px 12px; border-radius:10px; border:1px solid var(--line); background:var(--panel); font-size:14px; }
.alert.warn { border-color:color-mix(in srgb, var(--warn) 45%, var(--line)); }
.alert.bad { border-color:color-mix(in srgb, var(--bad) 55%, var(--line)); }
.alert .k { font-size:11px; text-transform:uppercase; letter-spacing:.04em; color:var(--muted); min-width:64px; padding-top:3px; }
ul.clean { list-style:none; padding:0; margin:0; }
ul.clean li { padding:6px 0; border-bottom:1px solid var(--line); }
ul.clean li:last-child { border-bottom:0; }
.chips { display:flex; gap:6px; flex-wrap:wrap; margin:8px 0; }
.chip { border:1px solid var(--line); background:var(--panel); color:var(--muted); padding:4px 11px; border-radius:999px; cursor:pointer; font-size:13px; }
.chip.on { border-color:var(--accent); color:var(--accent); background:color-mix(in srgb, var(--accent) 12%, transparent); }
.flag { display:inline-block; font-size:12px; padding:2px 8px; border-radius:6px; margin:2px 4px 2px 0; background:var(--panel2); color:var(--muted); }
.flag.warn { background:color-mix(in srgb, var(--warn) 18%, transparent); color:var(--warn); }
.flag.info { background:color-mix(in srgb, var(--info) 16%, transparent); color:var(--info); }
details summary { cursor:pointer; color:var(--accent); font-size:13.5px; }
details[open] summary { margin-bottom:8px; }
.kv { display:grid; grid-template-columns:auto 1fr; gap:3px 14px; font-size:13.5px; }
.kv b { color:var(--muted); font-weight:500; }
.check { font-size:14px; }
.check input { margin-right:8px; }
.check.done { color:var(--muted); text-decoration:line-through; }
.note { font-size:13px; color:var(--muted); }
.big { font-size:18px; font-weight:600; }

/* photos */
.gallery { display:grid; grid-template-columns:repeat(auto-fill, minmax(180px, 1fr)); gap:10px; }
.gallery figure { margin:0; cursor:zoom-in; }
.gallery img { width:100%; aspect-ratio:4/3; object-fit:cover; border-radius:8px; border:1px solid var(--line); display:block; }
.gallery figcaption { font-size:12px; color:var(--muted); margin-top:4px; line-height:1.3; max-height:3.9em; overflow:hidden; }
.lightbox { position:fixed; inset:0; background:rgba(0,0,0,.88); display:none; align-items:center; justify-content:center; z-index:100; flex-direction:column; padding:20px; }
.lightbox.on { display:flex; }
.lightbox img { max-width:96vw; max-height:82vh; border-radius:6px; }
.lightbox .cap { color:#fff; margin-top:10px; max-width:900px; text-align:center; font-size:14px; }
.visit { border-left:3px solid var(--accent); padding-left:14px; margin:14px 0 22px; }
.visit .hd { display:flex; gap:10px; align-items:baseline; flex-wrap:wrap; }
.visit .hd .d { font-size:17px; font-weight:650; }
footer { margin-top:40px; padding-top:16px; border-top:1px solid var(--line); color:var(--muted); font-size:13px; }
.err { color:var(--bad); }
@media (max-width:640px) { .top .built { display:none; } .kpi .v { font-size:20px; } .map { height:320px; } h1 { font-size:22px; } }
@media print { .top { position:static; } .card { break-inside:avoid; } }

/* ---- rivers additions ---- */
:root { --river:#e4605e; --hist:#8a8f98; --analog:#e8b04b; --snow:#6aa7e8; --p10:#5bc0be; }
.picker { display:flex; align-items:center; gap:8px; }
.picker select { background:var(--panel2); color:var(--text); border:1px solid var(--line); border-radius:8px; padding:6px 10px; font:inherit; font-weight:500; }
select.inline { background:var(--panel2); color:var(--text); border:1px solid var(--line); border-radius:8px; padding:4px 8px; font:inherit; font-size:13px; }
.kpi .v { font-size:22px; }
.kpi .v.date { font-size:20px; }
.kpi.river .v { color:var(--river); }
.band { display:inline-block; padding:2px 9px; border-radius:999px; font-size:12px; font-weight:600; color:#0f1418; }
.hero { display:grid; grid-template-columns:repeat(auto-fit, minmax(220px, 1fr)); gap:12px; margin:16px 0; }
.hero .kpi .l { font-size:13px; }
.chart .ref text { fill:var(--muted); font-size:11px; }
.chart .ref line { stroke:var(--muted); stroke-dasharray:3 4; stroke-width:1; }
.bars { display:grid; grid-template-columns:auto 1fr auto; gap:4px 10px; align-items:center; font-size:13px; }
.bars .bar { height:12px; }
.bars .bar i { border-radius:4px; }
.legend .band-swatch { display:inline-block; width:14px; height:10px; border-radius:2px; vertical-align:middle; margin-right:5px; opacity:.4; }
pre.report { white-space:pre; overflow-x:auto; font-size:12px; line-height:1.4; background:var(--panel2); padding:12px; border-radius:8px; max-height:70vh; }
.gallery img { aspect-ratio:auto; object-fit:contain; background:#fff; }
.gallery figure { cursor:zoom-in; }
.lightbox img { background:#fff; }
.toggles { display:flex; gap:6px; flex-wrap:wrap; margin:6px 0; }
.stat { font-size:13px; color:var(--muted); }
.stat b { color:var(--text); font-weight:600; }
.warnbox { border-left:3px solid var(--warn); padding:8px 12px; background:color-mix(in srgb, var(--warn) 8%, transparent); border-radius:6px; font-size:14px; }
.okbox { border-left:3px solid var(--ok); padding:8px 12px; background:color-mix(in srgb, var(--ok) 8%, transparent); border-radius:6px; font-size:14px; }
.two { columns:2; column-gap:24px; }
@media (max-width:700px) { .two { columns:1; } }

/* threshold presets */
.tbar { display:flex; gap:4px; flex-wrap:wrap; align-items:center; }
.tbar .tbtn { border:1px solid var(--line); background:var(--panel); color:var(--muted); padding:4px 10px; border-radius:8px; cursor:pointer; font:inherit; font-size:13px; font-weight:600; }
.tbar .tbtn:hover { color:var(--text); background:var(--panel2); }
.tbar .tbtn.on { border-color:var(--river); color:var(--river); background:color-mix(in srgb, var(--river) 12%, transparent); }
.tbar.busy { opacity:.5; pointer-events:none; }