:root{
  /* ---- Palette chiara stile SolisCloud ---- */
  --blu:#2f8fd8; --blu-d:#1f6fb0; --verde:#17a34a; --verde-d:#0f8a3c;
  --arancio:#f0962a; --arancio-d:#e07d12;
  --bg:#eef1f6; --bg2:#e7ecf3; --panel:#ffffff; --panel2:#f4f6fa; --line:#e6ebf2;
  --txt:#1f2a37; --txt2:#33414f; --muted:#7b8794;
  --ok:#17a34a; --warn:#f0962a; --bad:#e2483d;
  --radius:16px; --shadow:0 2px 14px rgba(24,49,83,.07);
  --shadow-h:0 8px 26px rgba(24,49,83,.13);
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  background:var(--bg);color:var(--txt);min-height:100vh}
a{color:var(--verde);text-decoration:none}
.muted{color:var(--muted)}

/* ---- Header brand combinato ---- */
.topbar{display:flex;align-items:center;gap:18px;padding:11px 22px;background:#fff;
  border-bottom:1px solid var(--line);box-shadow:0 1px 8px rgba(24,49,83,.05);position:sticky;top:0;z-index:50}
.topbar .logos{display:flex;align-items:center;gap:14px}
.topbar img{height:42px;width:auto;display:block}
.topbar .divider{width:1px;height:34px;background:#e2e7ee}
.topbar .title{font-weight:800;color:#16324a;font-size:19px;letter-spacing:.4px;display:flex;align-items:center;gap:8px}
.topbar .title .sun{color:var(--arancio)}
.topbar .spacer{flex:1}
.topbar .who{color:#16324a;font-weight:600;font-size:14px;text-align:right}
.topbar .who small{display:block;color:#8a97a6;font-weight:500}
.btn{display:inline-flex;align-items:center;gap:7px;border:none;cursor:pointer;border-radius:10px;
  padding:9px 15px;font-size:14px;font-weight:600;background:#eef2f7;color:var(--txt2);transition:.15s}
.btn:hover{filter:brightness(.97)}
.btn.primary{background:linear-gradient(135deg,var(--verde),var(--verde-d));color:#fff}
.btn.blu{background:linear-gradient(135deg,var(--blu),var(--blu-d));color:#fff}
.btn.ghost{background:#fff;border:1px solid var(--line);color:var(--txt2)}
.btn.ghost:hover{background:#f4f6fa}
.btn.sm{padding:6px 11px;font-size:12.5px}
.btn.danger{background:#fde8e6;color:#c0392b;border:1px solid #f6cfca}

/* ---- Layout ---- */
.wrap{max-width:min(1560px,95vw);margin:0 auto;padding:22px 28px}
.nav{display:flex;gap:4px;margin:16px 0 14px;flex-wrap:wrap;border-bottom:1px solid var(--line)}
.nav button{background:transparent;border:none;border-bottom:3px solid transparent;color:var(--muted);
  padding:10px 18px;cursor:pointer;font-size:14.5px;font-weight:600;margin-bottom:-1px}
.nav button:hover{color:var(--txt)}
.nav button.active{color:var(--verde);border-bottom-color:var(--verde)}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-bottom:18px}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow)}
.kpi .lbl{color:var(--muted);font-size:13px;font-weight:600}
.kpi .val{font-size:27px;font-weight:800;margin-top:6px;color:var(--txt)}
.kpi .val small{font-size:15px;color:var(--muted);font-weight:600}
.kpi.green .val{color:var(--verde)} .kpi.orange .val{color:var(--arancio-d)} .kpi.blue .val{color:var(--blu-d)}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.station{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px;
  cursor:pointer;transition:.15s;position:relative;overflow:hidden;box-shadow:var(--shadow)}
.station:hover{transform:translateY(-2px);box-shadow:var(--shadow-h);border-color:#d5deea}
.station h3{margin:0 0 4px;font-size:17px;color:var(--txt)}
.station .addr{color:var(--muted);font-size:12.5px;margin-bottom:12px}
.station .row{display:flex;justify-content:space-between;font-size:13.5px;padding:5px 0;border-top:1px solid #f0f3f7}
.station .row span{color:var(--muted)} .station .row b{font-weight:700;color:var(--txt)}
.dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:6px}
.dot.ok{background:var(--ok)} .dot.off{background:#9aa6b4} .dot.bad{background:var(--bad)}
.badge{position:absolute;top:12px;right:12px;font-size:11px;font-weight:700;padding:3px 9px;border-radius:20px}
.badge.ok{background:rgba(23,163,74,.12);color:var(--verde-d)}
.badge.off{background:rgba(123,135,148,.15);color:#69747f}
.badge.bad{background:rgba(226,72,61,.12);color:#c0392b}

table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:11px 13px;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:600;font-size:12.5px;text-transform:uppercase;letter-spacing:.4px}
tbody tr:hover{background:#f7f9fc}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
input,select{background:#fff;border:1px solid #d8e0ea;color:var(--txt);border-radius:9px;
  padding:10px 12px;font-size:14px;width:100%}
input:focus,select:focus{outline:none;border-color:var(--verde);box-shadow:0 0 0 3px rgba(23,163,74,.12)}
label{display:block;font-size:13px;color:var(--muted);margin:10px 0 5px;font-weight:600}

/* ---- Login ---- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;
  background:linear-gradient(160deg,#e8eef6,#eef1f6 45%,#e6f2ea)}
.login-card{background:#fff;color:#16324a;border-radius:22px;box-shadow:var(--shadow-h);
  width:100%;max-width:420px;padding:34px;border-top:5px solid var(--verde)}
.login-card .logos{display:flex;align-items:center;justify-content:center;gap:16px;margin-bottom:6px}
.login-card .logos img{height:58px}
.login-card .logos .divider{width:1px;height:46px;background:#d7dde6}
.login-card h1{text-align:center;font-size:22px;margin:14px 0 2px;color:#16324a}
.login-card .sub{text-align:center;color:#6b7a8d;font-size:13.5px;margin-bottom:20px}
.login-card label{color:#5a6b7d}
.login-card input{background:#f6f8fb;border:1px solid #d8e0ea;color:#16324a}
.login-card .btn.primary{width:100%;justify-content:center;margin-top:18px;padding:12px;font-size:15px}
.alert{padding:11px 14px;border-radius:10px;font-size:13.5px;margin-top:14px}
.alert.err{background:#fde8e6;color:#b3261e}
.modal-bg{position:fixed;inset:0;background:rgba(15,25,40,.45);
  display:none;align-items:center;justify-content:center;z-index:100;padding:20px}
.modal-bg.show{display:flex}
.modal{background:var(--bg);border:1px solid var(--line);border-radius:18px;max-width:680px;width:100%;
  max-height:90vh;overflow:auto;padding:22px;box-shadow:var(--shadow-h)}
.foot{text-align:center;color:var(--muted);font-size:12px;padding:26px 0 10px}
.spin{text-align:center;color:var(--muted);padding:40px}
.modal.big{max-width:min(1440px,95vw)}

/* ---- Diagramma flusso energia ---- */
.flowbox{background:linear-gradient(150deg,#eaf3ff,#f3f8ff 45%,#eef7f1);border:1px solid var(--line);
  border-radius:var(--radius);padding:10px;margin:6px 0 16px;position:relative;box-shadow:var(--shadow)}
.flow-svg{width:100%;height:auto;display:block}
.flow-node-label{font:700 14px -apple-system,sans-serif;fill:var(--txt)}
.flow-node-val{font:800 16px -apple-system,sans-serif}
.flow-sub{font:600 12px -apple-system,sans-serif;fill:var(--muted)}
@keyframes dash{to{stroke-dashoffset:-24}}
.flow-line{stroke-width:3;fill:none;stroke-dasharray:7 8;opacity:.9}
.flow-line.on{animation:dash 1s linear infinite}
.flow-line.pv{stroke:var(--arancio)} .flow-line.batt{stroke:var(--verde)}
.flow-line.grid{stroke:var(--blu)} .flow-line.load{stroke:#9b6dd8}
.flow-line.off{stroke:#cbd5e1;opacity:.7;animation:none}

/* ---- Grafici ---- */
.chart-head{display:flex;align-items:center;gap:8px;margin:2px 0 10px}
.chart-head h3{margin:0;flex:1;color:var(--txt)}
.seg{display:inline-flex;background:#eef2f7;border:1px solid var(--line);border-radius:9px;overflow:hidden}
.seg button{background:transparent;border:none;color:var(--muted);padding:7px 14px;cursor:pointer;font-size:13px;font-weight:600}
.seg button.active{background:var(--verde);color:#fff}
.chart-wrap{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 8px 6px;box-shadow:var(--shadow)}
.chart-svg{width:100%;height:240px;display:block}
.chart-grid{stroke:#eaeff5;stroke-width:1}
.chart-axis{font:500 10.5px sans-serif;fill:var(--muted)}
.chart-area{fill:url(#gArea)} .chart-stroke{stroke:var(--arancio);stroke-width:2;fill:none}
.chart-bar{fill:var(--verde)} .chart-bar:hover{fill:var(--arancio)}
.chart-empty{text-align:center;color:var(--muted);padding:60px 0}
.tip{position:fixed;background:#fff;border:1px solid var(--line);border-radius:8px;padding:6px 10px;
  font-size:12px;color:var(--txt);pointer-events:none;z-index:200;display:none;box-shadow:var(--shadow-h)}

/* ---- toggle stile flusso ---- */
.flow-toggle{position:absolute;top:12px;right:12px;z-index:3;display:inline-flex;background:#fff;
  border:1px solid var(--line);border-radius:9px;overflow:hidden;box-shadow:var(--shadow)}
.flow-toggle button{background:transparent;border:none;color:var(--muted);padding:6px 12px;cursor:pointer;font-size:12.5px;font-weight:600}
.flow-toggle button.active{background:var(--verde);color:#fff}
.pill{font:600 11px -apple-system,sans-serif}
.pill-bg{fill:#fff;stroke-width:1}

/* ---- donut + dashboard moderna ---- */
.dash-grid{display:grid;grid-template-columns:340px 1fr;gap:14px;margin-bottom:18px}
@media(max-width:820px){.dash-grid{grid-template-columns:1fr}}
.dash-grid h3{color:var(--txt)}
.hbar-row{display:flex;align-items:center;gap:10px;margin:7px 0;font-size:13px}
.hbar-name{width:130px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--txt)}
.hbar-track{flex:1;height:14px;background:#eef2f7;border-radius:7px;overflow:hidden}
.hbar-fill{height:100%;border-radius:7px;background:linear-gradient(90deg,var(--arancio),var(--arancio-d))}
.hbar-val{width:80px;text-align:right;color:var(--muted);font-weight:600}
.legend{display:flex;flex-direction:column;gap:8px;justify-content:center}
.legend div{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--txt)}
.legend .sw{width:12px;height:12px;border-radius:3px}
.meteo-row{display:flex;gap:10px;flex-wrap:wrap}
.meteo-day{flex:1;min-width:70px;text-align:center;background:var(--panel2);border-radius:10px;padding:10px 6px}
.meteo-day .ic{font-size:24px}
.meteo-day b{color:var(--txt)}
.mapframe{width:100%;height:240px;border:0;border-radius:12px}
h2,h3{color:var(--txt)}

/* ---- Dettaglio impianto: layout 2 colonne stile SolisCloud ---- */
.detail-2col{display:grid;grid-template-columns:1.85fr 1fr;gap:20px;align-items:start}
.detail-side{display:flex;flex-direction:column;gap:16px;position:sticky;top:10px}
.side-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 18px;box-shadow:var(--shadow)}
.side-card h3{margin:0 0 12px;font-size:15px}
.info-rows{display:flex;flex-direction:column;gap:9px;font-size:13.5px}
.info-rows>div{display:flex;justify-content:space-between;gap:12px;align-items:center}
.info-rows>div b{text-align:right;color:var(--txt)}
.batt-gauge{display:flex;flex-direction:column;align-items:center;gap:4px}
.batt-info{text-align:center}
.batt-pw{font-weight:800;font-size:22px}
@media(max-width:980px){.detail-2col{grid-template-columns:1fr}.detail-side{position:static}}

/* ---- Foto impianto: carosello + gestore ---- */
.carousel{position:relative;border-radius:12px;overflow:hidden;background:#000}
.carousel img{width:100%;height:190px;object-fit:cover;display:block}
.carousel-nav{position:absolute;top:50%;transform:translateY(-50%);border:none;cursor:pointer;
  width:30px;height:30px;border-radius:50%;background:rgba(0,0,0,.45);color:#fff;font-size:18px;line-height:1;
  display:flex;align-items:center;justify-content:center}
.carousel-nav:hover{background:rgba(0,0,0,.7)}
.carousel-nav.prev{left:8px} .carousel-nav.next{right:8px}
.carousel-dots{position:absolute;bottom:8px;left:0;right:0;display:flex;gap:5px;justify-content:center}
.carousel-dots span{width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,.5)}
.carousel-dots span.on{background:#fff}
.pm-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.pm-thumb{position:relative;border-radius:10px;overflow:hidden;aspect-ratio:4/3;background:var(--panel2)}
.pm-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.pm-del{position:absolute;top:5px;right:5px;border:none;cursor:pointer;width:24px;height:24px;border-radius:50%;
  background:rgba(200,40,30,.9);color:#fff;font-size:13px;line-height:1;display:flex;align-items:center;justify-content:center}
.pm-del:hover{background:#c0392b}