/* Fiumi di Lombardia — stile della pagina (token per tema chiaro/scuro, stessa famiglia di Aria del Pavese) */
body{margin:0}
img{max-width:100%}
[hidden]{display:none!important}
:root{
  color-scheme: light;
  --bg:#f0f3f2; --surface:#fbfbfa; --surface-2:#f3f6f5; --ink:#161a1d; --ink-2:#4b535c; --muted:#7a8189;
  --line:#d8ddda; --line-strong:#b7bfbb;
  --accent:#1f6f8b; --accent-ink:#155a72; --accent-soft:#dcecf2;
  /* scala dello stato: dal secco al pieno */
  --lo2:#b5541c; --lo2-soft:#f6e3d6; --lo1:#d19a2b; --lo1-soft:#f8ecd2;
  --ok:#3f8f6b;  --ok-soft:#dcefe4;
  --hi1:#2f7fb8; --hi1-soft:#dbe9f5; --hi2:#4a3fb0; --hi2-soft:#e2ddf4;
  --stale:#9aa1a8; --nd:#c9ced3;
  --band-outer:rgba(31,111,139,.10); --band-inner:rgba(31,111,139,.22);
  --map-bg:#e4e9e8; --map-fill:#eef1f0; --map-line:#c6cdca; --map-label:#5a626b;
  --focus:#1f6f8b;
  --shadow: 0 1px 2px rgba(22,26,29,.06), 0 8px 24px -12px rgba(22,26,29,.18);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    color-scheme: dark;
    --bg:#111517; --surface:#191e21; --surface-2:#21272b; --ink:#eef0ed; --ink-2:#b5bcc3; --muted:#848c95;
    --line:#2b3237; --line-strong:#3c444b;
    --accent:#52a6c4; --accent-ink:#8ac6da; --accent-soft:#1d3640;
    --lo2:#e0824a; --lo2-soft:#432a1c; --lo1:#e2b24f; --lo1-soft:#43361a;
    --ok:#5fb98f;  --ok-soft:#1d3a2d;
    --hi1:#5fa6df; --hi1-soft:#1c3448; --hi2:#8f84e6; --hi2-soft:#2c2850;
    --stale:#6f777f; --nd:#3a4148;
    --band-outer:rgba(82,166,196,.14); --band-inner:rgba(82,166,196,.28);
    --map-bg:#161b1e; --map-fill:#1f2529; --map-line:#343c42; --map-label:#aab2bb;
    --focus:#8ac6da;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px -12px rgba(0,0,0,.6);
  }
}
:root[data-theme="dark"]{
  color-scheme: dark;
  --bg:#111517; --surface:#191e21; --surface-2:#21272b; --ink:#eef0ed; --ink-2:#b5bcc3; --muted:#848c95;
  --line:#2b3237; --line-strong:#3c444b;
  --accent:#52a6c4; --accent-ink:#8ac6da; --accent-soft:#1d3640;
  --lo2:#e0824a; --lo2-soft:#432a1c; --lo1:#e2b24f; --lo1-soft:#43361a;
  --ok:#5fb98f;  --ok-soft:#1d3a2d;
  --hi1:#5fa6df; --hi1-soft:#1c3448; --hi2:#8f84e6; --hi2-soft:#2c2850;
  --stale:#6f777f; --nd:#3a4148;
  --band-outer:rgba(82,166,196,.14); --band-inner:rgba(82,166,196,.28);
  --map-bg:#161b1e; --map-fill:#1f2529; --map-line:#343c42; --map-label:#aab2bb;
  --focus:#8ac6da;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px -12px rgba(0,0,0,.6);
}

*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;font-size:14px;line-height:1.45;padding-block:0 32px;padding-inline:clamp(16px,2.5vw,32px)}
.mono{font-family:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;font-variant-numeric:tabular-nums}
h1,h2,h3{margin:0;text-wrap:balance;font-weight:600}
h1{font-size:22px;letter-spacing:-.01em}
h1 a.home{color:inherit;text-decoration:none}
h2{font-size:15px}
h3{font-size:14px}
p{margin:0}
a{color:var(--accent-ink)}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
select,input[type=date]{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line-strong);border-radius:6px;padding:5px 8px}
:is(button,select,input,a,[tabindex]):focus-visible{outline:2px solid var(--focus);outline-offset:2px}
.eyebrow{font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.hint{font-size:12px;color:var(--muted);margin-top:8px}
.empty{padding:24px;text-align:center;color:var(--muted)}

/* header */
.top{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px 24px;padding-block:18px 14px;border-bottom:1px solid var(--line)}
.brand{display:flex;gap:14px;align-items:flex-start;flex:1 1 520px;min-width:0}
.top .lede{color:var(--ink-2);margin-top:4px}
.today{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:baseline}
.today .k{font-size:12px;color:var(--muted)}
.today .v{font-size:20px;font-weight:600;font-family:"IBM Plex Mono",ui-monospace,monospace}

/* layout */
.work{display:grid;grid-template-columns:320px minmax(0,1fr);gap:16px;margin-top:16px;align-items:start}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:10px}
.panel > .ph{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 16px;padding:10px 14px;border-bottom:1px solid var(--line);min-width:0}
.panel > .pb{padding:12px 14px}
aside{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;position:sticky;top:12px;max-height:calc(100vh - 24px);overflow:auto}
main{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;min-width:0}
.mob-only{display:none}
@media (max-width:960px){ .work{grid-template-columns:1fr} aside{position:static;max-height:none} .mob-only{display:inline-flex} #rivers-panel:not(.open) .bodies{display:none} }

/* stato: colori riusati ovunque */
.c-lo2{--c:var(--lo2);--cs:var(--lo2-soft)} .c-lo1{--c:var(--lo1);--cs:var(--lo1-soft)} .c-ok{--c:var(--ok);--cs:var(--ok-soft)}
.c-hi1{--c:var(--hi1);--cs:var(--hi1-soft)} .c-hi2{--c:var(--hi2);--cs:var(--hi2-soft)} .c-stale{--c:var(--stale);--cs:var(--surface-2)} .c-nd{--c:var(--nd);--cs:var(--surface-2)}
.dot{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--c,var(--nd));flex:none}
.legend{display:flex;flex-wrap:wrap;gap:6px 12px;font-size:12px;color:var(--ink-2)}
.legend span{display:inline-flex;align-items:center;gap:5px}

/* data */
.date-row{display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin-bottom:10px}
.date-row input[type=date]{flex:1 1 130px;min-width:0;padding:4px 6px}
.nav{width:30px;height:30px;border:1px solid var(--line-strong);border-radius:6px;background:var(--surface);font-size:16px;line-height:1}
.nav:hover{background:var(--surface-2)}

/* riepilogo */
.summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(88px,1fr));gap:8px}
.summary button{display:grid;gap:2px;padding:8px 10px;border-radius:8px;background:var(--cs);border:1px solid transparent;text-align:left}
.summary button[aria-pressed="true"]{border-color:var(--c)}
.summary .n{font-size:20px;font-weight:600;font-family:"IBM Plex Mono",ui-monospace,monospace;color:var(--c)}
.summary .l{font-size:11px;color:var(--ink-2);line-height:1.2}

/* elenco fiumi: "linea metro" */
.bodies{display:grid;gap:2px;padding:6px}
.bodies .grp{padding:10px 8px 4px;font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.bodies .grp:first-child{padding-top:4px}
.body{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2px 10px;align-items:center;width:100%;padding:6px 8px;border-radius:8px;text-align:left}
.body:hover{background:var(--surface-2)}
.body[aria-current="true"]{background:var(--accent-soft)}
.body .nm{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.body .line{grid-column:1/-1;display:flex;align-items:center;gap:0;height:12px}
.body .line i{width:10px;height:10px;border-radius:50%;background:var(--c);border:2px solid var(--surface);box-shadow:0 0 0 1px var(--c);flex:none}
.body .line i:hover{box-shadow:0 0 0 3px var(--c)}
/* etichetta ancorata al pallino (al posto del tooltip nativo, che il browser mette lontano dal cursore) */
.body .line i::after{content:attr(data-tip);position:absolute;left:8px;right:8px;top:-2px;z-index:5;width:auto;white-space:normal;line-height:1.3;padding:3px 8px;border-radius:6px;background:var(--ink);color:var(--bg);font-size:11px;font-weight:500;font-style:normal;font-family:"IBM Plex Sans",system-ui,sans-serif;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .12s}
.body .line i:hover::after{opacity:1}
.body{overflow:visible;position:relative}
.body .line b{flex:1 1 6px;max-width:26px;height:2px;background:var(--line-strong)}
.body .cnt{font-size:11px;color:var(--muted);font-family:"IBM Plex Mono",ui-monospace,monospace}
.body.dim{opacity:.45}

/* mappa */
#map{height:min(58vh,560px);background:var(--map-bg);border-radius:0 0 10px 10px;z-index:0;position:relative}
#map::after{content:"Clicca sulla mappa per zoomare con la rotella";position:absolute;left:50%;bottom:10px;transform:translateX(-50%);z-index:500;padding:3px 10px;border-radius:999px;background:color-mix(in srgb,var(--surface) 88%,transparent);color:var(--muted);font-size:11px;pointer-events:none;opacity:0;transition:opacity .2s}
#map:hover:not(.wheel)::after{opacity:1}
.maptools{background:var(--surface-2)}
.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;border:1px solid var(--line-strong);background:var(--surface);font-size:12px;cursor:pointer;white-space:nowrap}
.chip input{margin:0}
.chip[aria-pressed="true"],.chip.on{background:var(--accent-soft);border-color:var(--accent)}
.leaflet-container{font:inherit}
.leaflet-tooltip.st{background:var(--surface);color:var(--ink);border:1px solid var(--line-strong);box-shadow:var(--shadow);border-radius:6px;padding:4px 8px;font-size:12px}
.leaflet-tooltip.st b{display:block}
.leaflet-tooltip.st.pin{font-weight:600;padding:3px 8px;border-color:var(--ink)}
.leaflet-tooltip.st.pin::before{border-top-color:var(--ink)}
@keyframes halo{0%{stroke-opacity:.9;stroke-width:3}70%{stroke-opacity:.15;stroke-width:9}100%{stroke-opacity:.9;stroke-width:3}}
.halo{animation:halo 1.8s ease-out infinite}
@media (prefers-reduced-motion: reduce){.halo{animation:none}}
.leaflet-tooltip.st .v{font-family:"IBM Plex Mono",ui-monospace,monospace}
.leaflet-bar a{background:var(--surface);color:var(--ink);border-bottom-color:var(--line)}
.leaflet-bar a:hover{background:var(--surface-2)}
.leaflet-control-attribution{background:color-mix(in srgb,var(--surface) 85%,transparent);color:var(--muted)}
.leaflet-control-attribution a{color:var(--accent-ink)}
.prov-label{background:none;border:0;box-shadow:none;color:var(--map-label);font-size:11px;font-weight:600;letter-spacing:.04em;pointer-events:none}

/* dettaglio */
.dh{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 14px}
.dh h2{font-size:18px}
.crumb{font-size:12px;color:var(--muted)}
.crumb a{color:var(--accent-ink);text-decoration:none}
.crumb a:hover{text-decoration:underline}
.badge{display:inline-block;padding:1px 8px;border-radius:999px;font-size:11px;font-weight:600;background:var(--cs);color:var(--c);border:1px solid var(--c)}
.badge.warn{--c:var(--lo1);--cs:var(--lo1-soft)}
.now{display:grid;grid-template-columns:auto minmax(0,1fr);gap:6px 20px;align-items:center;margin-top:10px}
.now .big{font-size:40px;line-height:1;font-weight:600;font-family:"IBM Plex Mono",ui-monospace,monospace;color:var(--c)}
.now .big small{font-size:16px;color:var(--muted);font-weight:400;margin-left:4px}
.now .desc{display:grid;gap:3px;font-size:13px;color:var(--ink-2)}
.now .desc b{color:var(--ink)}
.trend{font-family:"IBM Plex Mono",ui-monospace,monospace}
.gauge{position:relative;height:26px;margin:28px 0 4px}
.gauge .bar{position:absolute;inset:9px 0;border-radius:4px;background:linear-gradient(90deg,var(--lo2-soft),var(--lo1-soft) 22%,var(--ok-soft) 40%,var(--ok-soft) 60%,var(--hi1-soft) 78%,var(--hi2-soft))}
.gauge .tick{position:absolute;top:6px;bottom:6px;width:1px;background:var(--line-strong)}
.gauge .tick span{position:absolute;left:50%;transform:translateX(-50%);font-size:10px;color:var(--muted);white-space:nowrap;font-family:"IBM Plex Mono",ui-monospace,monospace}
.gauge .tick.b span{top:100%;margin-top:2px}
.gauge .tick.t span{bottom:100%;margin-bottom:2px}
.gauge .tick.first span{left:0;transform:none}
.gauge .tick.last span{left:auto;right:0;transform:none}
.gauge .pin{position:absolute;top:0;bottom:0;width:4px;margin-left:-2px;border-radius:2px;background:var(--c);box-shadow:0 0 0 2px var(--surface)}
.gauge-hint{font-size:11px;color:var(--muted);margin-top:18px}
.stats{display:flex;flex-wrap:wrap;gap:8px 20px;margin:8px 0}
.stats .k{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.stats .v{font-family:"IBM Plex Mono",ui-monospace,monospace;font-weight:500}
.chartbox{position:relative;height:280px}
.chartbox.tall{height:320px}
.chartbox.short{height:200px}
.sub{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 16px;margin:16px 0 8px}
.sub h3{font-size:14px}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.seg{display:inline-flex;border:1px solid var(--line-strong);border-radius:6px;overflow:hidden}
.seg button{padding:4px 10px;font-size:12px}
.seg button+button{border-left:1px solid var(--line-strong)}
.seg button[aria-pressed="true"]{background:var(--accent-soft);color:var(--accent-ink)}
.records{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px 24px}
.records ol{margin:6px 0 0;padding-left:22px;font-size:13px}
.records li{padding:2px 0;border-bottom:1px dashed var(--line)}
.records li .v{float:right;font-family:"IBM Plex Mono",ui-monospace,monospace}
.records li.cur{font-weight:600}
.prov{font-size:12px;color:var(--muted);margin-top:10px}
.prov .val{color:var(--ok)} .prov .cur{color:var(--lo1)}

/* profilo del fiume: fermate */
.stops{display:flex;flex-wrap:nowrap;align-items:stretch;gap:0;margin:12px 0 4px;overflow-x:auto;padding-bottom:6px;scrollbar-width:thin}
.stop{display:grid;grid-template-rows:auto auto auto;justify-items:center;gap:4px;min-width:124px;flex:1 0 124px;padding:8px 6px;border-radius:8px;text-align:center;position:relative}
.stop:hover{background:var(--surface-2)}
.stop[aria-current="true"]{background:var(--accent-soft)}
.stop .nd{width:18px;height:18px;border-radius:50%;background:var(--c);border:3px solid var(--surface);box-shadow:0 0 0 2px var(--c)}
.stop .nm{font-size:12px;font-weight:500;line-height:1.2}
.stop .vv{font-size:12px;font-family:"IBM Plex Mono",ui-monospace,monospace;color:var(--ink-2)}
.stop .sp{height:22px;width:90px}
.lag{display:grid;align-content:center;justify-items:center;gap:2px;flex:0 0 auto;min-width:64px;padding:8px 2px;font-size:11px;color:var(--muted);position:relative}
.lag::before{content:"";position:absolute;left:0;right:0;top:19px;height:2px;background:var(--line-strong)}
.lag b{background:var(--surface);position:relative;padding:0 4px;font-family:"IBM Plex Mono",ui-monospace,monospace;color:var(--ink-2);font-weight:500}
.lag i{font-style:normal;font-size:10px}
.lag.nolag b{color:var(--muted);font-weight:400}
.lakes-list{display:grid;gap:6px}
.lake-row{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:10px;align-items:center;padding:6px 8px;border-radius:8px;text-align:left}
.lake-row:hover{background:var(--surface-2)}
.lake-row .vv{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:13px}
.lake-row .nm{font-weight:500}
.lake-row .nm small{display:block;font-weight:400;color:var(--muted);font-size:11px}

/* about, footer */
.about{display:grid;gap:10px;color:var(--ink-2)}
.about strong{color:var(--ink)}
.foot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;margin-top:24px;padding-top:12px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}
.verify{font-size:11px;color:var(--lo1)}