/* ============================================================
   IdroSai — design system condiviso ("Datasheet ingegneristico")
   Brand: rosso #E12225 · nero #1A1819 · sfondo azzurrino #D0E1FD
   Font: Archivo (display) · IBM Plex Sans (testo) · IBM Plex Mono (dati)
   ============================================================ */
/* Opzione non disponibile: scala di grigi + attenuazione + tratteggio diagonale tenue (stile datasheet) */
.nd{position:relative;opacity:.55;filter:grayscale(1);pointer-events:none}
.nd::after{content:"";position:absolute;inset:0;pointer-events:none;z-index:3;background:repeating-linear-gradient(135deg,transparent 0 5px,rgba(26,24,25,.10) 5px 6px)}

/* Tooltip immediato (brand) per elementi con data-tip */
[data-tip]{position:relative}
[data-tip]:hover::after{content:attr(data-tip);position:absolute;left:50%;bottom:calc(100% + 9px);transform:translateX(-50%);background:var(--nero);color:#fff;font-family:var(--testo);font-weight:400;font-size:12px;line-height:1.35;text-align:center;padding:8px 11px;border-radius:7px;width:max-content;max-width:230px;white-space:normal;z-index:60;pointer-events:none;box-shadow:0 8px 24px rgba(0,0,0,.28)}
[data-tip]:hover::before{content:"";position:absolute;left:50%;bottom:calc(100% + 4px);transform:translateX(-50%);border:6px solid transparent;border-top-color:var(--nero);z-index:60;pointer-events:none}

/* Modale brand */
.modal-back{position:fixed;inset:0;background:rgba(26,24,25,.55);display:flex;align-items:center;justify-content:center;z-index:200;padding:20px;opacity:0;visibility:hidden;transition:opacity .15s}
.modal-back.on{opacity:1;visibility:visible}
.modal{background:var(--carta);border-radius:14px;max-width:440px;width:100%;box-shadow:0 24px 60px rgba(0,0,0,.35);overflow:hidden;transform:translateY(8px);transition:transform .15s}
.modal-back.on .modal{transform:none}
.modal-h{display:flex;align-items:center;gap:10px;padding:18px 22px;border-bottom:1px solid var(--linea)}
.modal-h .bar{width:4px;height:22px;background:var(--rosso);border-radius:2px;flex:none}
.modal-h h3{margin:0;font-family:var(--display);font-size:18px;color:var(--nero)}
.modal-b{padding:20px 22px}
.modal-b label{display:block;font-size:12px;color:var(--grigio);margin-bottom:6px;font-weight:600}
.modal-b input{width:100%;padding:11px 12px;border:1px solid var(--linea);border-radius:8px;font-size:14px;font-family:var(--testo)}
.modal-b input:focus{outline:none;border-color:var(--rosso)}
.modal-b .msg{margin-top:10px;font-size:12px;color:var(--rosso);font-weight:600}
.modal-f{display:flex;justify-content:flex-end;gap:10px;padding:0 22px 20px}

/* Selettore geografico (mappa + autocomplete) — condiviso */
.geo-wrap{position:relative}
.geo-list{position:absolute;left:0;right:0;top:calc(100% + 2px);background:#fff;border:1px solid var(--linea);border-radius:8px;box-shadow:0 10px 28px rgba(0,0,0,.16);z-index:1100;max-height:220px;overflow:auto}
.geo-list:empty{display:none}
.geo-item{padding:9px 12px;font-size:13px;cursor:pointer;border-bottom:1px solid var(--nebbia)}
.geo-item:last-child{border-bottom:0}
.geo-item:hover{background:var(--azzurro-chiaro)}
.geo-map{height:220px;border-radius:10px;margin-top:10px;border:1px solid var(--linea);z-index:0}
:root{
  --rosso:#E12225;--rosso-scuro:#B71A1C;--rosso-vivo:#FF191F;
  --nero:#1A1819;--inchiostro:#211F20;--carta:#FFFFFF;
  --azzurro:#D0E1FD;--azzurro-chiaro:#E8EEFA;--nebbia:#E8EEFA;
  --grigio:#6E6E6B;--grigio-chiaro:#9A9A96;
  --linea:#DBE3F0;--linea-forte:#1A1819;
  --display:'Archivo',system-ui,sans-serif;
  --testo:'IBM Plex Sans',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --ombra:0 1px 0 var(--linea),0 26px 60px -34px rgba(26,24,25,.5);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--testo);color:var(--inchiostro);background:var(--azzurro);
  -webkit-font-smoothing:antialiased;line-height:1.55;min-height:100vh;
  display:flex;flex-direction:column}
::selection{background:var(--rosso);color:#fff}
main{flex:1}
a{color:inherit}

/* ---------- Header ---------- */
.site-header{background:rgba(255,255,255,.9);backdrop-filter:blur(8px);
  border-bottom:1.5px solid var(--linea-forte);position:sticky;top:0;z-index:30}
.hwrap{max-width:1280px;margin:0 auto;padding:12px 28px;display:flex;align-items:center;gap:20px}
.logo{height:36px;width:auto;display:block}
.kicker{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--rosso)}
.hsep{height:30px;width:1px;background:var(--linea)}
.hnav{margin-left:auto;display:flex;align-items:center;gap:8px}
.hnav a{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;
  text-decoration:none;padding:8px 12px;border:1px solid transparent;transition:.18s}
.hnav a:hover{border-color:var(--linea-forte)}
.hnav form{margin:0}
.linklike{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;padding:8px 12px;border:1px solid transparent;background:none;cursor:pointer;color:var(--inchiostro)}
.linklike:hover{border-color:var(--linea-forte)}
.userchip{display:flex;align-items:center;gap:9px;padding:7px 13px;border:1px solid var(--linea-forte);background:#fff}
.userchip .av{width:24px;height:24px;background:var(--nero);color:#fff;display:grid;place-items:center;font-family:var(--display);font-weight:800;font-size:12px}
.userchip .who{font-size:12px;line-height:1.25}
.userchip .who small{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--rosso)}
.logo-link{display:flex;align-items:center;text-decoration:none}
.topnav{display:flex;align-items:center;gap:2px;flex-wrap:wrap}
.topnav a{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;
  padding:8px 11px;color:var(--inchiostro);border-bottom:2px solid transparent;transition:.15s}
.topnav a:hover{border-color:var(--linea)}
.topnav a.active{border-color:var(--rosso);color:var(--rosso)}
.htools{margin-left:auto;display:flex;align-items:center;gap:10px}
.htools form{margin:0}
.btn-login{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;
  padding:9px 16px;background:var(--rosso);color:#fff;border:1.5px solid var(--rosso);transition:.15s}
.btn-login:hover{background:var(--rosso-scuro);border-color:var(--rosso-scuro)}
.btn-esci{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;padding:9px 16px;white-space:nowrap;background:transparent;color:var(--inchiostro);border:1.5px solid var(--linea-forte);cursor:pointer;transition:.15s}
.btn-esci:hover{background:var(--nero);color:#fff}

/* ---------- Bottoni ---------- */
.btn{font-family:var(--mono);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;
  padding:13px 22px;border:1.5px solid var(--nero);background:#fff;cursor:pointer;transition:.15s;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;color:var(--inchiostro);text-decoration:none}
.btn:hover{background:var(--nebbia)}
.btn.primary{background:var(--rosso);border-color:var(--rosso);color:#fff;font-weight:600}
.btn.primary:hover{background:var(--rosso-scuro);border-color:var(--rosso-scuro)}
.btn[hidden]{display:none}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* ---------- Campi ---------- */
label{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--grigio)}
input,select{font-family:var(--testo);font-size:15px;padding:12px 14px;border:1.5px solid var(--linea);background:#fff}
input:focus,select:focus{outline:none;border-color:var(--nero);box-shadow:inset 0 -3px 0 var(--rosso)}

/* ---------- Footer ufficiale ---------- */
.site-footer{background:var(--nero);color:#cfcfcd;border-top:4px solid var(--rosso)}
.fwrap{max-width:1280px;margin:0 auto;padding:28px;display:flex;flex-wrap:wrap;gap:18px 28px;align-items:center}
.fname{font-family:var(--display);font-weight:900;font-size:19px;color:#fff;letter-spacing:.02em}
.fname span{color:var(--rosso-vivo);font-weight:700}
.faddr{font-size:12.5px;color:#9a9a98;margin-top:4px}
.fcontacts{display:flex;gap:20px;margin-left:auto;flex-wrap:wrap}
.fcontacts a{font-family:var(--mono);font-size:12.5px;color:#e6e6e4;text-decoration:none}
.fcontacts a:hover{color:var(--rosso-vivo)}
.flegal{width:100%;border-top:1px solid #322f30;padding-top:15px;display:flex;gap:18px;flex-wrap:wrap;align-items:center}
.flegal a{font-family:var(--mono);font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:#bdbdbb;text-decoration:none}
.flegal a:hover{color:var(--rosso-vivo)}
.flegal .sep{color:#4a4748}
.flegal .mk{margin-left:auto;color:#6e6b6c;text-transform:none;letter-spacing:.02em;font-family:var(--mono);font-size:11px}

/* ---------- Autenticazione ---------- */
.auth{max-width:460px;margin:40px auto;padding:0 20px;width:100%}
.auth.wide{max-width:620px}
.auth-body .eyebrow{font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--rosso);margin-top:6px;padding-top:10px;border-top:1px solid var(--linea)}
.auth-body .eyebrow:first-child{margin-top:0;padding-top:0;border-top:none}
.auth-body .fi.trio{display:grid;grid-template-columns:1fr 2fr .8fr;gap:16px}
.auth-logo{display:flex;justify-content:center;padding:6px 0 22px}
.auth-logo img{height:40px}
.auth-card{background:#fff;border:1.5px solid var(--linea-forte);box-shadow:var(--ombra);position:relative}
.auth-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--rosso)}
.auth-head{padding:26px 28px 18px;border-bottom:1px solid var(--linea)}
.auth-head .eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--rosso);margin-bottom:8px}
.auth-head h1{font-family:var(--display);font-weight:800;font-size:24px;letter-spacing:-.01em}
.auth-head p{font-size:13.5px;color:var(--grigio);margin-top:6px}
.auth-body{padding:24px 28px 26px;display:grid;gap:16px}
.auth-body .fi{display:flex;flex-direction:column;gap:6px}
.auth-body .fi.duo{grid-template-columns:1fr 1fr;display:grid;gap:16px}
.auth-body input,.auth-body select{width:100%}
.auth-msg{font-family:var(--mono);font-size:12.5px;padding:11px 13px;border:1.5px solid}
.auth-msg.err{border-color:var(--rosso);color:var(--rosso-scuro);background:#fff}
.auth-msg.ok{border-color:var(--nero);background:#fff}
.auth-body .btn{width:100%}
.auth-foot{padding:16px 28px 24px;border-top:1px solid var(--linea);font-size:13px;color:var(--grigio)}
.auth-foot a{color:var(--rosso);text-decoration:none;font-weight:600}

@media(max-width:640px){
  .hwrap{flex-wrap:wrap;gap:9px;padding:10px 14px}
  .logo{height:30px}
  .fwrap{padding:22px 16px}
  .fcontacts{margin-left:0;width:100%;gap:14px}
  .flegal{gap:10px}
  .flegal .mk{margin-left:0;width:100%;padding-top:4px}
}

.flash{position:fixed;right:20px;bottom:20px;z-index:90;max-width:420px;font-family:var(--mono);font-size:13px;padding:12px 16px;border:2px solid #32CD32;background:#CCFFCC;color:#14401B;box-shadow:0 12px 34px rgba(26,24,25,.28);transition:opacity .35s ease,transform .35s ease}
.flash.via{opacity:0;transform:translateY(10px);pointer-events:none}
.flash.errore{border-color:var(--rosso);color:var(--rosso-scuro);background:#FFE2E2}