:root {
  color-scheme: light;
  --bg: #e8edf1; --panel: #ffffff; --panel2: #f3f6f8; --ink: #10202c; --ink2: #495c6b; --ink3: #7a8a97;
  --line: #d1dae1; --line2: #e3e9ee; --accent: #0b7285; --accent-ink: #ffffff; --accent-soft: #dcf0f3;
  --basin: #d9480f; --map-bg: #dde5ea; --rain: #9fb3c8; --exc: #4d6a87; --danger: #b42318; --ok: #1a7f37; --warn: #b36b00;
  --danger-soft: #fdecea; --warn-soft: #fff4e0; --ok-soft: #e4f5e8; --info-soft: #e6f0fb;
  --s1: #2a78d6; --s2: #eb6834; --s3: #1baf7a; --s4: #eda100; --s5: #e87ba4; --s6: #008300; --s7: #4a3aa7; --s8: #e34948;
  --shadow: 0 1px 2px rgba(16,32,44,.08), 0 6px 20px rgba(16,32,44,.10);
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #0a1117; --panel: #111b23; --panel2: #16232d; --ink: #e6edf2; --ink2: #a3b3bf; --ink3: #71818e;
    --line: #253540; --line2: #1b2a34; --accent: #39b8c8; --accent-ink: #04222a; --accent-soft: #12343c;
    --basin: #ff8a4c; --map-bg: #0e171d; --rain: #5b7691; --exc: #8fb0d0; --danger: #ff8a80; --ok: #56d364; --warn: #f0b429;
    --danger-soft: #3a1d1b; --warn-soft: #3a2d12; --ok-soft: #14301c; --info-soft: #14283a;
    --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500; --s5: #d55181; --s6: #008300; --s7: #9085e9; --s8: #e66767;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.45);
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0a1117; --panel: #111b23; --panel2: #16232d; --ink: #e6edf2; --ink2: #a3b3bf; --ink3: #71818e;
  --line: #253540; --line2: #1b2a34; --accent: #39b8c8; --accent-ink: #04222a; --accent-soft: #12343c;
  --basin: #ff8a4c; --map-bg: #0e171d; --rain: #5b7691; --exc: #8fb0d0; --danger: #ff8a80; --ok: #56d364; --warn: #f0b429;
  --danger-soft: #3a1d1b; --warn-soft: #3a2d12; --ok-soft: #14301c; --info-soft: #14283a;
  --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500; --s5: #d55181; --s6: #008300; --s7: #9085e9; --s8: #e66767;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.45);
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 13px/1.45 var(--sans); -webkit-font-smoothing: antialiased; }
button, input, select, textarea { font: inherit; color: inherit; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.mono, .num { font-family: var(--mono); font-variant-numeric: tabular-nums; }
a { color: var(--accent); }

/* ---------- shell */
.app { height: 100%; display: grid; grid-template-rows: 46px minmax(0, 1fr); }
header.bar { display: flex; align-items: center; gap: 12px; padding: 0 16px; background: var(--panel); border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: .01em; font-size: 14px; white-space: nowrap; }
.brand svg { flex: none; }
.projsel { display: flex; align-items: center; gap: 6px; }
.projsel select { width: 220px; height: 28px; }
.spacer { flex: 1; }
#status { font: 12px var(--mono); color: var(--ink2); max-width: 52ch; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#status.err { color: var(--danger); }
#status.busy::before { content: ""; display: inline-block; width: 8px; height: 8px; margin-right: 8px; border-radius: 50%; background: var(--accent); animation: pulse 1s infinite; }
@keyframes pulse { 50% { opacity: .25; } }
.ibtn { display: inline-flex; align-items: center; gap: 6px; height: 28px; padding: 0 10px; border: 1px solid var(--line); background: transparent; border-radius: 4px; cursor: pointer; color: var(--ink2); }
.ibtn:hover { background: var(--panel2); color: var(--ink); }
.ibtn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.ibtn.primary:hover { filter: brightness(1.08); }
.ibtn.primary:disabled { opacity: .5; cursor: default; filter: none; }
.savedchip { font: 600 10px var(--mono); letter-spacing: .04em; padding: 3px 8px; border-radius: 999px; white-space: nowrap; }
.savedchip.saved { background: var(--ok); color: #fff; }
.savedchip.unsaved { background: var(--warn); color: #fff; }
:root { --side-w: 400px; --map-h: 62vh; }
.main { display: grid; grid-template-columns: var(--side-w) 6px minmax(0, 1fr); min-height: 0; }
aside#side { display: flex; flex-direction: column; min-height: 0; background: var(--panel); border-right: 1px solid var(--line); }
#steps { flex: 1; overflow-y: auto; }
.vresize { cursor: col-resize; background: var(--line); position: relative; touch-action: none; }
.vresize::after { content: ""; position: absolute; top: 50%; left: 50%; width: 3px; height: 28px; transform: translate(-50%, -50%); border-left: 1px solid var(--ink3); border-right: 1px solid var(--ink3); }
.vresize:hover, .vresize.active { background: var(--accent); }
.hresize { cursor: row-resize; background: var(--line); position: relative; touch-action: none; }
.hresize::after { content: ""; position: absolute; top: 50%; left: 50%; width: 28px; height: 3px; transform: translate(-50%, -50%); border-top: 1px solid var(--ink3); border-bottom: 1px solid var(--ink3); }
.hresize:hover, .hresize.active { background: var(--accent); }
.work { display: grid; grid-template-columns: minmax(0, 1fr); grid-template-rows: minmax(140px, var(--map-h)) 6px minmax(160px, 1fr); min-width: 0; min-height: 0; }

/* ---------- steps */
.step { border-bottom: 1px solid var(--line2); }
.step > header { display: flex; align-items: center; gap: 10px; padding: 12px 16px; cursor: pointer; user-select: none; }
.step > header:hover { background: var(--panel2); }
.step .n { display: inline-grid; place-items: center; width: 20px; height: 20px; border-radius: 4px; background: var(--ink); color: var(--panel); font: 500 11px var(--mono); flex: none; }
.step.done .n { background: var(--ok); color: #fff; }
.step.blocked .n { background: var(--line); color: var(--ink3); }
.step h2 { margin: 0; font-size: 11px; font-weight: 600; letter-spacing: .09em; text-transform: uppercase; color: var(--ink2); }
.step .sum { margin-left: auto; font: 11.5px var(--mono); color: var(--ink3); max-width: 190px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.step .chev { color: var(--ink3); transition: transform .15s; flex: none; }
.step.open .chev { transform: rotate(90deg); }
.step .body { display: none; padding: 2px 16px 16px; }
.step.open .body { display: block; }

/* ---------- controls */
.row { display: flex; gap: 8px; margin-bottom: 10px; }
.row > * { flex: 1; min-width: 0; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 7px; height: 32px; padding: 0 12px; border-radius: 4px; border: 1px solid var(--line); background: var(--panel); cursor: pointer; font-weight: 500; white-space: nowrap; }
.btn:hover { background: var(--panel2); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { color: var(--danger); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.sm { height: 26px; padding: 0 9px; font-size: 12px; }
.btn.block { width: 100%; }
.fld { display: block; margin: 0 0 11px; }
.fld > label, .fld > .lab { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 4px; color: var(--ink2); font-size: 12px; }
.fld > label small, .lab small { color: var(--ink3); font-size: 11px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 10px; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px 10px; }
input[type=number], input[type=text], select, textarea { width: 100%; height: 30px; padding: 0 8px; border: 1px solid var(--line); border-radius: 4px; background: var(--panel2); font-family: var(--mono); font-size: 12.5px; }
select { font-family: var(--sans); font-size: 13px; padding-right: 4px; }
input[type=text] { font-family: var(--sans); font-size: 13px; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 2px var(--accent-soft); }
input[type=range] { width: 100%; height: 22px; margin: 0; accent-color: var(--accent); }
.seg { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; border: 1px solid var(--line); border-radius: 4px; overflow: hidden; }
.seg label { margin: 0; text-align: center; position: relative; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg span { display: block; padding: 6px 4px; cursor: pointer; color: var(--ink2); background: var(--panel2); border-left: 1px solid var(--line); font-size: 12px; }
.seg label:first-child span { border-left: 0; }
.seg input:checked + span { background: var(--ink); color: var(--panel); font-weight: 500; }
.seg input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: -2px; }
.hint { color: var(--ink3); font-size: 11.5px; margin: 6px 0 0; }
.hint b { color: var(--ink2); font-weight: 500; }
.check { display: flex; gap: 8px; align-items: center; margin: 0 0 8px; color: var(--ink2); }
.check input { accent-color: var(--accent); }
dl.stats { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; margin: 4px 0 0; padding: 8px 0 0; border-top: 1px dashed var(--line); }
dl.stats dt { color: var(--ink2); } dl.stats dd { margin: 0; text-align: right; font: 12.5px var(--mono); }
.sub { font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink3); margin: 14px 0 6px; font-weight: 600; }
details.adv { margin: 8px 0; } details.adv > summary { cursor: pointer; color: var(--ink2); font-size: 12px; padding: 4px 0; }

/* ---------- data cards */
.dcard { border: 1px solid var(--line); border-radius: 6px; margin: 0 0 10px; background: var(--panel); }
.dcard > .dh { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-bottom: 1px solid var(--line2); }
.dcard > .dh b { font-size: 12.5px; }
.badge { font: 500 10px var(--mono); letter-spacing: .05em; text-transform: uppercase; padding: 2px 5px; border-radius: 3px; border: 1px solid var(--line); color: var(--ink3); }
.badge.req { color: var(--basin); border-color: var(--basin); }
.badge.ok { color: var(--ok); border-color: var(--ok); }
.dcard .dh .sp { flex: 1; }
.dcard > .db { padding: 10px; }
.drop { display: grid; gap: 4px; place-items: center; text-align: center; padding: 14px 10px; border: 1.5px dashed var(--line); border-radius: 5px; color: var(--ink2); cursor: pointer; background: var(--panel2); }
.drop:hover, .drop.over { border-color: var(--accent); background: var(--accent-soft); color: var(--ink); }
.drop small { color: var(--ink3); }
.drop input { display: none; }
.fileline { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.fileline .fn { font: 12px var(--mono); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; }
.chips { display: flex; flex-wrap: wrap; gap: 4px 6px; margin: 0 0 8px; }
.chip { font: 11px var(--mono); color: var(--ink2); border: 1px solid var(--line); padding: 2px 6px; border-radius: 3px; white-space: nowrap; background: var(--panel2); }
.chip.warn { color: var(--warn); border-color: var(--warn); }
.upbar { height: 4px; background: var(--line2); border-radius: 2px; overflow: hidden; margin-top: 8px; }
.upbar i { display: block; height: 100%; width: 0; background: var(--accent); transition: width .15s; }
.issues { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 5px; }
.issues li { display: grid; grid-template-columns: 16px 1fr; gap: 7px; padding: 6px 8px; border-radius: 4px; font-size: 12px; line-height: 1.4; }
.issues li::before { content: "i"; display: grid; place-items: center; width: 16px; height: 16px; border-radius: 50%; font: 600 10px var(--mono); background: var(--accent); color: var(--accent-ink); margin-top: 1px; }
.issues li.info { background: var(--info-soft); }
.issues li.warn { background: var(--warn-soft); } .issues li.warn::before { content: "!"; background: var(--warn); color: #fff; }
.issues li.error { background: var(--danger-soft); } .issues li.error::before { content: "!"; background: var(--danger); color: #fff; }
.issues li .lay { font: 500 10px var(--mono); text-transform: uppercase; letter-spacing: .05em; color: var(--ink3); margin-right: 5px; }
.tblwrap { overflow: auto; border: 1px solid var(--line); border-radius: 4px; max-height: 260px; margin: 6px 0; }
table.map { width: 100%; border-collapse: collapse; font-size: 12px; }
table.map th { position: sticky; top: 0; background: var(--panel2); text-align: left; padding: 4px 6px; font: 500 10px var(--sans); letter-spacing: .05em; text-transform: uppercase; color: var(--ink2); border-bottom: 1px solid var(--line); z-index: 1; }
table.map td { padding: 2px 2px; border-bottom: 1px solid var(--line2); vertical-align: middle; }
table.map td.code { font: 11.5px var(--mono); padding-left: 6px; color: var(--ink2); white-space: nowrap; }
table.map td.nm { max-width: 72px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
table.map td.sh { font: 11px var(--mono); color: var(--ink3); text-align: right; white-space: nowrap; }
table.map input { height: 24px; padding: 0 3px; font-size: 12px; width: 40px; text-align: right; }
table.map input.n { width: 54px; }
table.map select { height: 24px; font-size: 12px; width: 62px; }
table.map tr.user td.code::after { content: "*"; color: var(--basin); }
table.map tr.default { background: var(--warn-soft); }
.prog { height: 5px; background: var(--line2); border-radius: 3px; overflow: hidden; }
.prog i { display: block; height: 100%; width: 0; background: var(--accent); transition: width .2s linear; }
.pv { border: 1px solid var(--line2); border-radius: 4px; padding: 6px; margin: 6px 0; background: var(--panel2); }
.pv svg { display: block; width: 100%; height: 74px; }
.pv .cap { font: 11px var(--mono); color: var(--ink2); margin-top: 3px; }

/* points list */
.pt { border: 1px solid var(--line); border-radius: 5px; margin-bottom: 8px; padding: 8px 10px; }
.pt .top { display: grid; grid-template-columns: 12px minmax(0, 1fr) 96px 26px; gap: 8px; align-items: center; margin-bottom: 6px; }
.pt .dot { width: 12px; height: 12px; border-radius: 3px; background: var(--c); }
.pt .top input, .pt .top select { height: 26px; font-size: 12.5px; }
.pt dl { display: grid; grid-template-columns: repeat(4, auto); gap: 2px 12px; margin: 0; font: 11.5px var(--mono); color: var(--ink2); justify-content: start; }
.pt dl dt { color: var(--ink3); font: 10px var(--sans); text-transform: uppercase; letter-spacing: .05em; }
.pt dl dd { margin: 0; }
.xbtn { border: 0; background: none; cursor: pointer; color: var(--ink3); padding: 2px 6px; border-radius: 3px; }
.xbtn:hover { color: var(--danger); background: var(--panel2); }

/* ---------- footer run bar */
.foot { padding: 10px 16px 12px; border-top: 1px solid var(--line); background: var(--panel); display: grid; gap: 8px; }
.foot .row { margin: 0; }
.foot .msg { font: 11.5px var(--mono); color: var(--ink2); display: flex; justify-content: space-between; gap: 8px; }

/* ---------- map */
.mapwrap { position: relative; min-height: 0; border-bottom: 1px solid var(--line); background: var(--map-bg); display: grid; grid-template-rows: minmax(0, 1fr) 24px; }
.mapbox { position: relative; min-height: 0; overflow: hidden; }
.mapbox canvas { display: block; }
.mstrip { display: flex; gap: 16px; align-items: center; padding: 0 12px; background: var(--panel); border-top: 1px solid var(--line); font: 11.5px var(--mono); color: var(--ink2); overflow: hidden; white-space: nowrap; }
.mstrip .sp { flex: 1; }
.tb { position: absolute; z-index: 3; display: flex; gap: 8px; }
.tb.tl { top: 10px; left: 10px; } .tb.tl2 { top: 50px; left: 10px; } .tb.tr { top: 10px; right: 10px; }
.tbg { display: flex; background: var(--panel); border: 1px solid var(--line); border-radius: 5px; box-shadow: var(--shadow); overflow: hidden; align-items: center; }
.tbg button { display: inline-flex; align-items: center; gap: 6px; height: 30px; padding: 0 11px; border: 0; border-left: 1px solid var(--line2); background: transparent; color: var(--ink2); cursor: pointer; font-weight: 500; }
.tbg button:first-child { border-left: 0; }
.tbg button:hover { background: var(--panel2); color: var(--ink); }
.tbg button[aria-pressed=true] { background: var(--ink); color: var(--panel); }
.tbg button:disabled { opacity: .4; cursor: not-allowed; }
.tbg select { height: 30px; border: 0; background: transparent; width: auto; max-width: 210px; font-size: 12.5px; padding: 0 6px; box-shadow: none; }
.tbg .lbl2 { padding: 0 0 0 10px; color: var(--ink3); font-size: 11px; }
.maplegend { position: absolute; z-index: 3; left: 10px; bottom: 58px; background: var(--panel); border: 1px solid var(--line); border-radius: 5px; padding: 6px 10px 7px; box-shadow: var(--shadow); min-width: 160px; max-width: 260px; }
.maplegend .t { font: 500 11px var(--sans); color: var(--ink2); margin-bottom: 4px; }
.maplegend canvas { width: 100%; height: 9px; display: block; border-radius: 1px; }
.maplegend .tk { display: flex; justify-content: space-between; font: 10px var(--mono); color: var(--ink3); margin-top: 2px; }
.maplegend .cls { display: flex; align-items: center; gap: 6px; font-size: 11.5px; color: var(--ink2); }
.maplegend .cls i { width: 12px; height: 12px; border-radius: 2px; display: inline-block; }
.timebar { position: absolute; z-index: 3; left: 200px; right: 12px; bottom: 12px; display: grid; grid-template-columns: auto minmax(80px, 1fr) auto auto auto; gap: 12px; align-items: center; background: var(--panel); border: 1px solid var(--line); border-radius: 5px; padding: 6px 12px; box-shadow: var(--shadow); }
.timebar .play { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; border: 0; background: var(--accent); color: var(--accent-ink); cursor: pointer; }
.timebar .tl { font: 12px var(--mono); min-width: 12ch; }
.timebar select { width: auto; height: 26px; }
.timebar label { display: flex; align-items: center; gap: 6px; color: var(--ink3); font-size: 11px; }
.probe { position: absolute; z-index: 4; right: 10px; top: 52px; width: 270px; background: var(--panel); border: 1px solid var(--line); border-radius: 6px; box-shadow: var(--shadow); padding: 10px 12px; }
.probe h4 { margin: 0 0 6px; font-size: 12px; display: flex; justify-content: space-between; }
.probe dl { display: grid; grid-template-columns: 1fr auto; gap: 2px 10px; margin: 0; font-size: 12px; }
.probe dd { margin: 0; font: 12px var(--mono); text-align: right; }
.probe svg { width: 100%; height: 70px; display: block; margin-top: 6px; }
.mapmsg { pointer-events: auto; position: absolute; z-index: 4; left: 50%; top: 50%; transform: translate(-50%, -50%); background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 14px 18px 16px; box-shadow: var(--shadow); text-align: center; max-width: 360px; color: var(--ink2); cursor: grab; touch-action: none; user-select: none; }
.mapmsg:active, .mapmsg.dragging { cursor: grabbing; }
.mapmsg b { color: var(--ink); }
.mapmsg .draghint { display: block; margin-top: 6px; font-size: 10.5px; color: var(--ink3); }

/* ---------- results */
.results { display: flex; flex-direction: column; min-height: 0; min-width: 0; background: var(--panel); }
.tabsbar { display: flex; align-items: center; gap: 8px; border-bottom: 1px solid var(--line); padding-right: 8px; }
.tabsbar #btnResultsFull { flex: none; margin: 6px 0; }
.tabs { display: flex; align-items: flex-end; gap: 2px; padding: 0 12px; overflow-x: auto; flex: 1; min-width: 0; }
.tab { padding: 10px 12px 9px; border: 0; border-bottom: 2px solid transparent; background: none; cursor: pointer; color: var(--ink2); font-weight: 500; margin-bottom: -1px; white-space: nowrap; }
.tab:hover { color: var(--ink); }
.tab[aria-selected=true] { color: var(--ink); border-bottom-color: var(--accent); }
.tab .ct { font: 11px var(--mono); color: var(--ink3); margin-left: 5px; }
.pane { flex: 1; min-height: 0; min-width: 0; overflow: auto; padding: 12px 16px 14px; }
.pane.hydro { display: grid; grid-template-rows: auto auto minmax(120px, 1fr); gap: 10px; }
.hbar { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; }
.hbar select { width: auto; }
.kpis { overflow: hidden; display: grid; grid-template-columns: repeat(auto-fit, minmax(112px, 1fr)); gap: 0; border: 1px solid var(--line); border-radius: 4px; }
.kpi { padding: 7px 10px; border-left: 1px solid var(--line2); min-width: 0; }
.kpi:first-child { border-left: 0; }
.kpi .l { font: 500 10px var(--sans); letter-spacing: .05em; text-transform: uppercase; color: var(--ink3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kpi .v { font: 500 17px/1.25 var(--mono); white-space: nowrap; }
.kpi .v small { font-size: 11px; color: var(--ink2); margin-left: 3px; font-weight: 400; }
.kpi .s { font: 11px var(--mono); color: var(--ink3); }
.legendrow { display: flex; flex-wrap: wrap; gap: 4px 16px; align-items: center; font-size: 12px; color: var(--ink2); }
.legendrow .it { display: inline-flex; gap: 7px; align-items: center; cursor: pointer; user-select: none; }
.legendrow .it.off { opacity: .4; }
.sw { display: inline-block; width: 16px; height: 0; border-top: 3px solid var(--c, var(--ink)); vertical-align: middle; border-radius: 1px; }
.sw.dash { border-top-style: dashed; }
.sw.dot { width: 8px; height: 8px; border: 0; border-radius: 50%; background: var(--c); }
.sw.rain { border-top: 8px solid var(--rain); width: 10px; }
.legendrow .sp { flex: 1; }
.chartwrap { position: relative; min-height: 0; }
.chart { position: absolute; inset: 0; }
.chart svg { display: block; overflow: visible; }
.chart .grid { stroke: var(--line2); stroke-width: 1; } .chart .grid.v { stroke-dasharray: 2 4; }
.chart .axis { stroke: var(--ink3); stroke-width: 1; }
.chart .tick { fill: var(--ink3); font: 10.5px var(--mono); }
.chart .axl { fill: var(--ink3); font: 10.5px var(--sans); }
.chart .plab { fill: var(--ink); font: 500 11.5px var(--mono); paint-order: stroke; stroke: var(--panel); stroke-width: 3px; }
.chart .ring { stroke: var(--panel); stroke-width: 2px; }
.chart .rain rect { fill: var(--rain); }
.chart .cur { stroke: var(--basin); stroke-width: 1.5; stroke-dasharray: 3 3; }
.chart .hv { stroke: var(--ink2); stroke-width: 1; pointer-events: none; }
.tip { position: absolute; z-index: 5; pointer-events: none; background: var(--panel); border: 1px solid var(--line); border-radius: 4px; box-shadow: var(--shadow); padding: 7px 10px; font-size: 12px; min-width: 150px; }
.tt-h { font: 500 11.5px var(--mono); color: var(--ink2); margin-bottom: 4px; }
.tt-r { display: grid; grid-template-columns: auto 1fr auto; gap: 8px; align-items: center; }
.tt-r b { font: 500 12px var(--mono); margin-left: auto; }
table.dt { width: 100%; border-collapse: collapse; font: 12px var(--mono); }
table.dt th { position: sticky; top: 0; background: var(--panel2); text-align: right; padding: 6px 10px; border-bottom: 1px solid var(--line); font: 500 10.5px var(--sans); letter-spacing: .05em; text-transform: uppercase; color: var(--ink2); white-space: nowrap; }
table.dt td { padding: 5px 10px; text-align: right; border-bottom: 1px solid var(--line2); white-space: nowrap; }
table.dt th:first-child, table.dt td:first-child { text-align: left; }
table.dt td.txt, table.dt th.txt { text-align: left; }
table.dt tr:hover td { background: var(--panel2); }
table.dt tr.sel td { background: var(--accent-soft); }
.tblbox { overflow: auto; border: 1px solid var(--line); border-radius: 4px; }
.empty-note { color: var(--ink2); padding: 22px 0; text-align: center; }
.tag { display: inline-block; font: 500 10.5px var(--mono); padding: 1px 6px; border-radius: 3px; background: var(--panel2); border: 1px solid var(--line); }
.tag.good { color: var(--ok); border-color: var(--ok); } .tag.mid { color: var(--warn); border-color: var(--warn); } .tag.bad { color: var(--danger); border-color: var(--danger); }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; background: var(--c); }
.dl { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 10px; }
.dlc { border: 1px solid var(--line); border-radius: 5px; padding: 10px 12px; display: grid; gap: 4px; align-content: start; }
.dlc h3 { margin: 0; font-size: 13px; font-weight: 600; }
.dlc p { margin: 0 0 6px; color: var(--ink2); font-size: 12px; }
.dlc .btn { justify-self: start; text-decoration: none; }
.two { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 14px; }

/* ---------- welcome + modal */
.welcome { padding: 22px; display: grid; gap: 12px; }
.welcome h2 { margin: 0; font-size: 16px; }
.welcome p { margin: 0; color: var(--ink2); max-width: 46ch; }
dialog { border: 1px solid var(--line); border-radius: 8px; background: var(--panel); color: var(--ink); max-width: 760px; width: calc(100vw - 32px); padding: 0; box-shadow: var(--shadow); }
dialog::backdrop { background: rgba(5, 12, 18, .55); }
dialog .dh { display: flex; align-items: center; padding: 14px 20px; border-bottom: 1px solid var(--line); font-weight: 600; font-size: 15px; }
dialog .db { padding: 6px 20px 18px; max-height: 72vh; overflow: auto; }
dialog h3 { font-size: 11px; letter-spacing: .09em; text-transform: uppercase; color: var(--ink2); margin: 16px 0 6px; }
dialog p, dialog li { max-width: 70ch; }
dialog ul { padding-left: 18px; margin: 4px 0; }
dialog code { font: 12px var(--mono); background: var(--panel2); padding: 1px 4px; border-radius: 3px; }
.toast { position: fixed; z-index: 30; left: 50%; bottom: 18px; transform: translateX(-50%); background: var(--ink); color: var(--panel); padding: 8px 14px; border-radius: 5px; box-shadow: var(--shadow); max-width: 80vw; font-size: 12.5px; }
.toast.err { background: var(--danger); color: #fff; }

/* ---------- global busy overlay: one centred indicator for whatever is running, so a long fetch or
   simulation is never missed off in a corner (the run footer's own thin bar is still there underneath -
   this is on top of it, for anything the app is doing, not just an active run). */
.global-busy { position: fixed; inset: 0; z-index: 40; display: flex; align-items: center; justify-content: center; background: rgba(10, 17, 23, .32); animation: gb-fade .15s ease; }
.global-busy[hidden] { display: none; }
@keyframes gb-fade { from { opacity: 0; } to { opacity: 1; } }
.gb-card { display: flex; flex-direction: column; align-items: center; gap: 14px; background: var(--panel); border-radius: 14px; box-shadow: var(--shadow); padding: 26px 34px 22px; min-width: 200px; max-width: 320px; }
.gb-ringwrap { position: relative; width: 92px; height: 92px; }
.gb-ring { width: 100%; height: 100%; transform: rotate(-90deg); }
.gb-ring-bg { fill: none; stroke: var(--line2); stroke-width: 8; }
.gb-ring-fg { fill: none; stroke: var(--accent); stroke-width: 8; stroke-linecap: round; stroke-dasharray: 264; stroke-dashoffset: 264; transition: stroke-dashoffset .25s ease; transform-box: fill-box; transform-origin: center; }
.gb-pct { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font: 600 19px var(--mono); color: var(--ink); }
.gb-label { font-size: 12.5px; color: var(--ink2); text-align: center; }
.global-busy.indeterminate .gb-ring-fg { stroke-dasharray: 56 208; animation: gb-spin 1s linear infinite; }
@keyframes gb-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .global-busy { animation: none; } .global-busy.indeterminate .gb-ring-fg { animation: none; stroke-dashoffset: 132; } }

/* ---------- mode gate: the very first choice a person makes, so it gets the whole screen, not a dialog
   tucked into a corner. Quick Flood Check and Engineering Mode are two genuinely different audiences, and
   this is where that fork happens. */
.modegate { position: fixed; inset: 0; z-index: 50; display: flex; align-items: center; justify-content: center; background: var(--bg); padding: 24px; overflow: auto; }
.modegate[hidden] { display: none; }
.mg-inner { max-width: 780px; width: 100%; text-align: center; }
.mg-inner h1 { font-size: 22px; margin: 0 0 6px; }
.mg-sub { color: var(--ink2); margin: 0 0 28px; font-size: 13px; }
.mg-cards { display: flex; gap: 20px; flex-wrap: wrap; justify-content: center; }
.mg-card { flex: 1 1 280px; max-width: 320px; display: flex; flex-direction: column; align-items: center; gap: 10px; text-align: center; background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 28px 22px; cursor: pointer; color: var(--ink); box-shadow: var(--shadow); transition: transform .12s ease, border-color .12s ease; }
.mg-card:hover, .mg-card:focus-visible { border-color: var(--accent); transform: translateY(-2px); }
.mg-icon { color: var(--ink2); }
.mg-title { font: 600 16px var(--sans); }
.mg-desc { font-size: 12.5px; color: var(--ink2); line-height: 1.5; }
@media (max-width: 640px) { .mg-cards { flex-direction: column; align-items: stretch; } .mg-card { max-width: none; } }

/* ---------- Quick Flood Check: the simple mode. Bigger type, fewer controls, one question at a time. */
:root { --sev0: var(--ok); --sev1: #a07800; --sev2: var(--warn); --sev3: var(--danger); --sev4: #7f1d1d;
        --sev1-soft: #fff8db; --sev4-soft: #f7e4e4; }
:root[data-theme="dark"] { --sev1: #e0b83a; --sev4: #ff6b6b; --sev1-soft: #33290d; --sev4-soft: #3d1414; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --sev1: #e0b83a; --sev4: #ff6b6b; --sev1-soft: #33290d; --sev4-soft: #3d1414; } }
.quickapp { height: 100%; display: grid; grid-template-rows: 46px minmax(0, 1fr); }
.quickapp[hidden] { display: none; }
.qa-main { display: grid; grid-template-columns: 430px minmax(0, 1fr); min-height: 0; }
.qa-side { overflow-y: auto; background: var(--panel); border-right: 1px solid var(--line); min-height: 0; }
.qa-panel { padding: 8px 24px 30px; font-size: 14px; line-height: 1.5; }
.qa-mapwrap { position: relative; min-height: 0; overflow: hidden; background: var(--map-bg); }
.qa-mapwrap canvas { display: block; }
.qa-maphint { position: absolute; z-index: 3; left: 50%; bottom: 44px; transform: translateX(-50%); background: var(--ink); color: var(--panel); padding: 9px 16px; border-radius: 999px; font-weight: 500; box-shadow: var(--shadow); pointer-events: none; white-space: nowrap; }
.qa-legend { bottom: 40px; }
.qa-legend .cls { margin-top: 3px; }
.qa-legend .qa-boxkey { background: transparent; border: 1.5px dashed var(--ink2); }
.qa-intro h1 { font-size: 22px; line-height: 1.25; margin: 0 0 8px; }
.qa-intro p { margin: 0 0 20px; color: var(--ink2); }
.qa-step { margin: 0 0 22px; }
.qa-step h2, .qa-h2 { display: flex; align-items: center; gap: 10px; font-size: 16px; margin: 0 0 12px; }
.qa-num { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font: 600 13px var(--sans); flex: none; }
.qa-locate { width: 100%; height: 44px; font-size: 14px; }
.qa-search { display: flex; gap: 8px; margin-top: 10px; }
.qa-search input { height: 40px; font-size: 14px; }
.qa-search .btn { height: 40px; }
.qa-mt { margin-top: 12px; }
.qa-pinbox { display: flex; gap: 12px; align-items: flex-start; margin-top: 12px; padding: 12px 14px; border-radius: 8px; background: var(--ok-soft); }
.qa-pinbox > div { flex: 1; min-width: 0; }
.qa-pinbox .btn { flex: none; }
.qa-dot { width: 14px; height: 14px; margin-top: 3px; border-radius: 50%; background: #d9480f; border: 2px solid #fff; box-shadow: 0 0 0 1px rgba(0,0,0,.2); flex: none; }
.qa-coord { font: 12px var(--mono); color: var(--ink2); }
.qa-tiers { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.qa-tier { display: flex; flex-direction: column; align-items: flex-start; gap: 2px; text-align: left; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: 10px; background: var(--panel); cursor: pointer; color: var(--ink); transition: border-color .12s ease, background .12s ease; }
.qa-tier:hover { border-color: var(--accent); }
.qa-tier[aria-checked=true] { border-color: var(--accent); background: var(--accent-soft); box-shadow: inset 0 0 0 1px var(--accent); }
.qa-tier-name { font: 600 16px var(--sans); }
.qa-tier-title { font-size: 13px; color: var(--ink2); }
.qa-tier-often { font-size: 12px; color: var(--ink3); margin-top: 4px; line-height: 1.35; }
.qa-drops { display: flex; gap: 3px; margin-bottom: 4px; }
.qa-drops i { width: 7px; height: 11px; border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%; background: var(--accent); }
.qa-drops i.off { background: var(--line); }
.qa-tiers.compact { grid-template-columns: repeat(4, 1fr); gap: 6px; }
.qa-tier.compact { padding: 8px 8px; align-items: center; text-align: center; border-radius: 8px; }
.qa-tier.compact .qa-tier-name { font-size: 13.5px; }
.qa-tier.compact .qa-tier-title { font-size: 11px; line-height: 1.25; }
.qa-go { width: 100%; height: 50px; font-size: 16px; border-radius: 8px; }
.qa-center { text-align: center; }
.qa-resulthead { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; }
.qa-verdict { border-radius: 10px; padding: 16px 18px; margin: 0 0 16px; border-left: 6px solid var(--sev0); background: var(--ok-soft); }
.qa-verdict.sev-1 { border-left-color: var(--sev1); background: var(--sev1-soft); }
.qa-verdict.sev-2 { border-left-color: var(--sev2); background: var(--warn-soft); }
.qa-verdict.sev-3 { border-left-color: var(--sev3); background: var(--danger-soft); }
.qa-verdict.sev-4 { border-left-color: var(--sev4); background: var(--sev4-soft); }
.qa-chip { display: inline-block; padding: 3px 10px; border-radius: 999px; font: 600 11px var(--sans); letter-spacing: .05em; text-transform: uppercase; color: #fff; background: var(--sev0); }
.sev-1 .qa-chip { background: var(--sev1); } .sev-2 .qa-chip { background: var(--sev2); }
.sev-3 .qa-chip { background: var(--sev3); } .sev-4 .qa-chip { background: var(--sev4); }
:root[data-theme="dark"] .qa-chip { color: #10202c; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .qa-chip { color: #10202c; } }
.qa-verdict-t { font: 600 20px var(--sans); margin: 8px 0 2px; line-height: 1.25; }
.qa-verdict-d { font-size: 15px; }
.qa-verdict p { margin: 8px 0 0; color: var(--ink2); }
.qa-verdict .qa-fast { color: var(--ink); font-weight: 500; }
.qa-facts { list-style: none; padding: 0; margin: 0 0 16px; display: grid; gap: 10px; }
.qa-facts li { position: relative; padding-left: 18px; }
.qa-facts li::before { content: ""; position: absolute; left: 2px; top: .6em; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.qa-muted { color: var(--ink3); }
.qa-river { border-radius: 10px; padding: 14px 16px; margin: 0 0 18px; background: var(--warn-soft); border: 1px solid var(--warn); }
.qa-river.possible { background: var(--info-soft); border-color: var(--accent); }
.qa-river-t { display: flex; align-items: center; gap: 8px; font: 600 15px var(--sans); margin-bottom: 6px; }
.qa-river-t svg { color: var(--warn); flex: none; }
.qa-river.possible .qa-river-t svg { color: var(--accent); }
.qa-river p { margin: 6px 0 0; }
.qa-river-f { font-weight: 600; }
.qa-note { padding: 10px 12px; border-radius: 8px; background: var(--panel2); color: var(--ink2); margin: 0 0 16px; }
.qa-warnline { padding: 10px 12px; border-radius: 8px; background: var(--warn-soft); border-left: 4px solid var(--warn); margin: 0 0 14px; }
.qa-try { margin: 4px 0 16px; }
.qa-try-l { font-size: 12.5px; color: var(--ink2); margin-bottom: 6px; font-weight: 500; }
.qa-more { border-top: 1px solid var(--line2); padding-top: 10px; }
.qa-more summary { cursor: pointer; font-weight: 600; padding: 4px 0; }
.qa-more ul { padding-left: 18px; margin: 8px 0; color: var(--ink2); display: grid; gap: 6px; }
.qa-more ul.srclist { padding-left: 0; }
.qa-srcl { font-weight: 600; font-size: 12.5px; margin-top: 10px; }
@media (max-width: 820px) {
  .quickapp { height: auto; min-height: 100%; grid-template-rows: auto auto; }
  .qa-main { grid-template-columns: 1fr; }
  .qa-mapwrap { height: 46vh; order: -1; border-bottom: 1px solid var(--line); }
  .qa-side { border-right: 0; overflow: visible; }
  .qa-panel { padding: 8px 16px 28px; }
  .qa-chat { padding: 14px 16px 12px; }
  .qa-tiers.compact { grid-template-columns: 1fr 1fr; }
  .qa-maphint { white-space: normal; text-align: center; width: max-content; max-width: calc(100% - 32px); }
  .qa-legend { min-width: 0; padding: 4px 8px 5px; bottom: 30px; }
  .qa-legend .t { font-size: 10px; margin-bottom: 1px; }
  .qa-legend .cls { font-size: 10.5px; gap: 5px; margin-top: 1px; }
  .qa-legend .cls i { width: 10px; height: 10px; }
}

/* ---------- full screen (map panel / results panel) */
.mapwrap:fullscreen, .results:fullscreen { width: 100vw; height: 100vh; background: var(--panel); }
.mapwrap:-webkit-full-screen, .results:-webkit-full-screen { width: 100vw; height: 100vh; background: var(--panel); }
.results:fullscreen .pane, .results:-webkit-full-screen .pane { padding: 16px 22px 18px; }

@media (max-width: 1250px) { .tb.tr { top: 50px; } .tb.tl2 { top: 92px; } }
@media (max-width: 1000px) {
  header.bar { flex-wrap: wrap; height: auto; padding: 8px 16px; row-gap: 4px; }
  #status { order: 9; flex-basis: 100%; max-width: none; white-space: normal; }
  body { overflow: auto; } .app { height: auto; min-height: 100%; grid-template-rows: auto auto; }
  .main { grid-template-columns: 1fr; } aside#side { border-right: 0; border-bottom: 1px solid var(--line); order: 2; }
  .vresize, .hresize { display: none; }
  #steps { overflow: visible; } .work { grid-template-rows: 62vh auto; order: 1; } .results { min-height: 440px; }
  .pane.hydro { grid-template-rows: auto auto 300px; }
  .timebar { left: 12px; grid-template-columns: auto 1fr auto; } .timebar label { display: none; }
  .maplegend { bottom: 78px; } .two { grid-template-columns: 1fr; }
  .projsel select { width: 150px; }
}
@media (prefers-reduced-motion: reduce) { #status.busy::before { animation: none; } .prog i, .upbar i { transition: none; } }

/* ---- online mode ---- */
dialog#newDlg { border: 1px solid var(--line); border-radius: 8px; background: var(--panel); color: var(--ink); padding: 0; width: min(440px, 92vw); box-shadow: 0 12px 40px rgba(0,0,0,.25); }
dialog#newDlg::backdrop { background: rgba(10,20,28,.45); }
dialog#newDlg .dh { display: flex; padding: 10px 14px; border-bottom: 1px solid var(--line2); font-weight: 600; }
dialog#newDlg .db { padding: 14px; }
.choice { display: flex; gap: 9px; align-items: flex-start; border: 1px solid var(--line); border-radius: 6px; padding: 9px 10px; margin: 0 0 8px; cursor: pointer; background: var(--panel2); }
.choice:has(input:checked) { border-color: var(--accent); background: var(--info-soft); }
.choice input { margin-top: 3px; }
.choice small { display: block; color: var(--ink3); font-size: 11.5px; margin-top: 2px; }
.jobbox { display: flex; gap: 12px; align-items: flex-start; }
.spin { flex: none; width: 18px; height: 18px; border: 2px solid var(--line); border-top-color: var(--accent); border-radius: 50%; animation: rrspin .8s linear infinite; margin-top: 2px; }
@keyframes rrspin { to { transform: rotate(360deg); } }
.joblog { list-style: none; margin: 6px 0 0; padding: 0; font-size: 12px; color: var(--ink3); }
.joblog li.now { color: var(--ink); }
.geores { list-style: none; margin: 6px 0 0; padding: 0; display: grid; gap: 2px; }
.linkbtn { background: none; border: 0; padding: 3px 0; color: var(--accent); cursor: pointer; text-align: left; font: inherit; font-size: 12.5px; }
.linkbtn:hover { text-decoration: underline; }
.inuse { font-size: 12px; padding: 6px 8px; border-radius: 4px; background: var(--ok-soft); margin-bottom: 9px; }
.inuse.none { background: var(--warn-soft); color: var(--ink2); }
.estbox { margin-top: 10px; padding: 8px 10px; border: 1px solid var(--line2); border-radius: 4px; background: var(--panel2); font-size: 12.5px; }
.estbox b { font-size: 15px; }
.estbox .src { color: var(--ink3); font-size: 11.5px; margin-top: 2px; }
.btn-chip { cursor: pointer; }
.btn-chip:hover { border-color: var(--accent); color: var(--accent); }
.calnote { padding: 8px 10px; border-left: 3px solid var(--warn); background: var(--warn-soft); border-radius: 3px; font-size: 12px; line-height: 1.45; }
.srclist { list-style: none; padding: 0; margin: 6px 0; display: grid; gap: 7px; font-size: 12px; }
.srclist a { color: var(--accent); }
.calbanner { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; padding: 6px 10px; margin: 0 0 8px; border-radius: 4px; font-size: 12px; line-height: 1.4; }
.calbanner b { font-weight: 600; text-transform: uppercase; letter-spacing: .04em; font-size: 11px; white-space: nowrap; }
.calbanner.uncalibrated { background: var(--warn-soft); border-left: 4px solid var(--warn); }
.calbanner.uncalibrated b { color: var(--warn); }
.calbanner.compared { background: var(--ok-soft); border-left: 4px solid var(--ok); }
.calbanner.calibrated { background: var(--info-soft); border-left: 4px solid var(--accent); }
.calbanner.calibrated b { color: var(--accent); }
.calchip { position: absolute; right: 10px; top: 52px; z-index: 5; padding: 4px 10px; border-radius: 999px; font: 600 11px var(--mono); letter-spacing: .04em; pointer-events: none; box-shadow: 0 1px 4px rgba(0,0,0,.25); }
.calchip.uncalibrated { background: var(--warn); color: #fff; }
.calchip.compared { background: var(--ok); color: #fff; }
.calchip.calibrated { background: var(--accent); color: var(--accent-ink); }
@media (max-width: 1250px) { .calchip { top: 92px; } }

/* ---------- Quick Flood Check: the river the result refers to */
.qa-rdl { display: grid; grid-template-columns: auto 1fr; gap: 3px 14px; margin: 8px 0 10px; padding: 10px 12px; border-radius: 8px; background: var(--panel); border: 1px solid var(--line2); font-size: 13px; }
.qa-rdl dt { color: var(--ink2); }
.qa-rdl dd { margin: 0; font-weight: 500; overflow-wrap: anywhere; }
.qa-rbtns { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 8px; }
.qa-rbtns .btn[aria-pressed=true] { border-color: #1565c0; color: #1565c0; }
.qa-note p { margin: 0 0 4px; }
.qa-legend i.qa-riverkey { height: 4px; border-radius: 2px; background: #1565c0; }
.qa-legend i.qa-riverkey.approx { background: repeating-linear-gradient(90deg, #1565c0 0 5px, transparent 5px 8px); }
.qa-legend i.qa-basinkey { background: rgba(21,101,192,.15); border: 1.5px dashed #1565c0; }
@media (max-width: 420px) { .qa-rdl { grid-template-columns: 1fr; } .qa-rdl dd { margin-bottom: 4px; } }

/* ---------- past floods (GDACS) - shared by both modes */
.qa-floods { margin: 4px 0 18px; padding-top: 14px; border-top: 1px solid var(--line2); }
.qa-floods p { margin: 0 0 8px; }
.fl-pane { max-width: 760px; padding: 4px 2px 12px; font-size: 13px; }
.fl-pane h3 { margin: 0 0 10px; font-size: 15px; }
.fl-pane p { margin: 0 0 8px; }
.fl-chip { display: inline-block; padding: 1px 8px; border-radius: 999px; font: 600 10.5px var(--sans); letter-spacing: .03em; color: #fff; vertical-align: 1px; }
.fl-chip.fl-red { background: #c62828; } .fl-chip.fl-orange { background: #b85600; } .fl-chip.fl-green { background: #2e7d32; }
.fl-now { padding: 9px 12px; margin: 0 0 10px; border-radius: 8px; background: var(--danger-soft); border-left: 4px solid var(--danger); }
.fl-nowchip { display: inline-block; padding: 0 6px; border-radius: 4px; background: var(--danger); color: #fff; font: 600 10px var(--sans); vertical-align: 1px; }
.fl-toggle { display: flex; align-items: center; gap: 8px; margin: 10px 0 6px; color: var(--ink2); font-size: 12.5px; cursor: pointer; }
.fl-toggle input { accent-color: var(--accent); }
.fl-list { list-style: none; padding: 0; margin: 0 0 6px; border: 1px solid var(--line2); border-radius: 8px; overflow: hidden; }
.fl-list li + li { border-top: 1px solid var(--line2); }
.fl-list li.sel { background: var(--panel2); }
.fl-row { display: flex; gap: 10px; align-items: flex-start; width: 100%; padding: 9px 12px; background: none; border: 0; text-align: left; cursor: pointer; color: var(--ink); }
.fl-row:hover { background: var(--panel2); }
.fl-dot { width: 11px; height: 11px; border-radius: 50%; margin-top: 4px; flex: none; box-shadow: 0 0 0 2px var(--panel); }
.fl-main { display: flex; flex-direction: column; min-width: 0; }
.fl-sub { font-size: 12px; color: var(--ink2); }
.fl-more { padding: 0 12px 10px 33px; font-size: 12.5px; display: grid; gap: 4px; }
.fl-meta { color: var(--ink3); font-size: 12px; }
.fl-foot { margin-top: 8px !important; }
.fl-spin { display: inline-block; width: 12px; height: 12px; margin: 0 8px -2px 0; }
.maplegend i.fl-key { border-radius: 50%; }

/* ---------- Quick Flood Check: "ask in your own words" chat */
.qa-chat { padding: 20px 24px 14px; border-bottom: 1px solid var(--line2); }
.qa-chat-h { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; margin-bottom: 10px; }
.qa-chat-h h1 { font-size: 20px; line-height: 1.25; margin: 0; }
.qa-ai { flex: none; margin-top: 3px; padding: 2px 8px; border-radius: 999px; font: 500 11px var(--mono); color: var(--ink2); background: var(--panel2); border: 1px solid var(--line); white-space: nowrap; max-width: 150px; overflow: hidden; text-overflow: ellipsis; cursor: help; }
.qa-ai.on { color: var(--ok); border-color: var(--ok); background: var(--ok-soft); }
.qa-msgs { display: flex; flex-direction: column; gap: 8px; max-height: 300px; overflow-y: auto; padding: 2px 2px 8px; font-size: 13.5px; line-height: 1.45; }
.qa-msg { max-width: 92%; padding: 8px 12px; border-radius: 12px; overflow-wrap: anywhere; }
.qa-msg.bot { align-self: flex-start; background: var(--panel2); border: 1px solid var(--line2); border-bottom-left-radius: 4px; }
.qa-msg.user { align-self: flex-end; background: var(--accent); color: var(--accent-ink); border-bottom-right-radius: 4px; }
.qa-msg .btn { margin: 6px 6px 0 0; }
.qa-msg.typing { display: flex; gap: 4px; padding: 11px 14px; }
.qa-msg.typing i { width: 6px; height: 6px; border-radius: 50%; background: var(--ink3); animation: qa-dot 1s infinite ease-in-out; }
.qa-msg.typing i:nth-child(2) { animation-delay: .15s; } .qa-msg.typing i:nth-child(3) { animation-delay: .3s; }
@keyframes qa-dot { 0%, 80%, 100% { opacity: .25; } 40% { opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .qa-msg.typing i { animation: none; opacity: .6; } }
.qa-chat-tiers { display: flex; flex-wrap: wrap; }
.qa-chat-alts { margin-top: 6px; font-size: 12.5px; color: var(--ink2); }
.qa-chat-facts { margin: 0; padding-left: 16px; display: grid; gap: 4px; }
.qa-src { margin-top: 6px; font-size: 11.5px; color: var(--ink3); }
.qa-chat-f { display: flex; gap: 8px; margin-top: 4px; }
.qa-chat-f input { height: 40px; font-size: 14px; }
.qa-chat-f .btn { height: 40px; }
.qa-or { display: flex; align-items: center; gap: 10px; margin: 10px 0 6px; color: var(--ink3); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; }
.qa-or::before, .qa-or::after { content: ""; flex: 1; border-top: 1px solid var(--line2); }

/* ---------- Quick Flood Check: the Explanation tab at the bottom of the panel */
.qa-explain { margin-top: 22px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); overflow: hidden; }
.qa-explain > summary { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 12px 16px; cursor: pointer; font: 600 15px var(--sans); background: var(--panel2); list-style: none; }
.qa-explain > summary::-webkit-details-marker { display: none; }
.qa-explain > summary::after { content: ""; width: 8px; height: 8px; border-right: 2px solid var(--ink2); border-bottom: 2px solid var(--ink2); transform: rotate(45deg); margin-top: -4px; transition: transform .15s; }
.qa-explain[open] > summary::after { transform: rotate(-135deg); margin-top: 4px; }
.qa-explain[open] > summary { border-bottom: 1px solid var(--line2); }
.qa-explain > :not(summary) { margin-left: 16px; margin-right: 16px; }
.qa-explain h3 { font-size: 14px; margin: 16px 16px 6px; }
.qa-explain p { margin-top: 0; margin-bottom: 8px; color: var(--ink2); font-size: 13.5px; }
.qa-explain ul { margin-top: 0; padding-left: 18px; display: grid; gap: 5px; color: var(--ink2); font-size: 13.5px; }
.qa-explain ul.srclist { padding-left: 0; margin-bottom: 16px; }

/* Pin address, rough location fixes, richer search results */
.qa-addr { font-size: 13px; color: var(--ink); margin: 2px 0 1px; overflow-wrap: anywhere; }
.qa-addr:empty { display: none; }
.qa-pinbox.rough { background: var(--warn-soft); }
.qa-accnote { margin-top: 4px; color: var(--ink2); }
.qa-where { display: flex; flex-direction: column; align-items: flex-end; text-align: right; min-width: 0; flex: 1; }
.qa-where .qa-addr { margin: 0; font-size: 12.5px; max-width: 100%; }
.qa-geores li button { display: flex; flex-direction: column; align-items: flex-start; text-align: left; gap: 1px; width: 100%; }
.qa-geores li button span { font-size: 12px; color: var(--ink3); line-height: 1.3; }

/* Other rivers, canals and streams near the pin */
.qa-near-t { font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.qa-near-l { list-style: none; margin: 0 0 8px; padding: 0; display: grid; gap: 6px; }
.qa-near-l li { display: flex; gap: 8px; align-items: flex-start; }
.qa-near-l li > div { min-width: 0; }
.qa-near-d { display: block; font-size: 12.5px; color: var(--ink2); }
i.qa-nearkey { flex: none; display: inline-block; width: 16px; height: 3px; border-radius: 2px; background: #4a90d9; margin-top: 8px; }
.qa-legend i.qa-nearkey { margin-top: 0; }
.qa-near-warn { background: var(--warn-soft); border-left: 3px solid var(--warn); padding: 6px 8px; border-radius: 4px; color: var(--ink); }
.qa-near-why { font-size: 12.5px; }