/* ZSN Strumenti – struttura dei simulatori di antonelloalfonso.it, palette di zerosettenove.com:
   bruno-oliva #3D3825, rame #CB9969 / #E5C2A0, petrolio #3F9597 / #07484B, Quattrocento. */
.zsn-tool{
  --zsn-copper:#cb9969;--zsn-gold:var(--zsn-copper);--zsn-gold-hi:#e5c2a0;--zsn-gold-lo:#f0d6bc;
  --zsn-night:#07484b;--zsn-night-2:#3f9597;--zsn-night-3:#053a3c;--zsn-edge:#1d6366;
  --zsn-cream:#f7f2ec;--zsn-ivory:#ffffff;--zsn-ink:#3d3825;--zsn-field:#c3c4c7;--zsn-soft:#6b6553;
  --zsn-mist:#cfe3e2;--zsn-mist-2:#e6f0ef;--zsn-mute:#a9c9c8;
  --zsn-ok:#2e7d5b;--zsn-warn:#c48a1a;--zsn-bad:#b5452f;
  --zsn-gradient:linear-gradient(100deg,var(--zsn-gold-hi) 0%,var(--zsn-gold) 55%,var(--zsn-gold-lo) 100%);
  --zsn-serif:Quattrocento,Georgia,"Times New Roman",serif;
  --zsn-sans:"Quattrocento Sans","Helvetica Neue",Arial,sans-serif;
  font-family:var(--zsn-sans);font-size:16px;line-height:1.55;color:var(--zsn-ivory);
  background:var(--zsn-night);padding:clamp(28px,5vw,60px) clamp(16px,4vw,40px);margin:2.5em 0;box-sizing:border-box;max-width:100%;
  display:flex;flex-direction:column;gap:30px;border-radius:0}
.zsn-tool *,.zsn-tool *::before,.zsn-tool *::after{box-sizing:border-box}
.zsn-tool p{margin:0}

/* Intestazione */
.zsn-head{display:flex;flex-direction:column;gap:14px;max-width:760px}
.zsn-kicker{font-size:12px;letter-spacing:5px;text-transform:uppercase;color:var(--zsn-gold-hi);font-weight:700}
.zsn-head h3{margin:0;font-family:var(--zsn-serif);font-weight:400;font-size:clamp(32px,5vw,52px);line-height:1.05;color:var(--zsn-ivory);text-wrap:balance;letter-spacing:0;text-transform:none}
.zsn-head h3 em{font-style:italic;background:var(--zsn-gradient);-webkit-background-clip:text;background-clip:text;color:transparent}
.zsn-head p{color:var(--zsn-mist-2);font-size:15px;max-width:62ch}

/* Pannelli: crema per gli input, petrolio per i risultati */
.zsn-body{display:flex;flex-wrap:wrap;gap:0}
.zsn-inputs,.zsn-body:not(.zsn-two){flex:1 1 420px;min-width:0;background:var(--zsn-cream);color:var(--zsn-ink);padding:clamp(24px,4vw,40px);display:flex;flex-direction:column;gap:22px}
.zsn-out{flex:1 1 420px;min-width:0;background:linear-gradient(160deg,var(--zsn-night-2) 0%,var(--zsn-night) 55%,var(--zsn-night-3) 100%);border:1px solid var(--zsn-edge);border-top:2px solid var(--zsn-gold);padding:clamp(24px,4vw,40px);display:flex;flex-direction:column;gap:18px;color:var(--zsn-ivory)}
.zsn-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px}

/* Campi */
.zsn-field{display:flex;flex-direction:column;gap:8px;margin:0;border:0;padding:0;min-width:0}
.zsn-field>span,.zsn-field legend{font-size:13px;font-weight:700;color:var(--zsn-ink);padding:0;margin-bottom:2px}
.zsn-field small{font-size:12px;color:var(--zsn-soft);line-height:1.45;font-weight:400}
.zsn-tool input:not([type=radio]):not([type=checkbox]),.zsn-tool select{width:100%;height:52px;padding:0 16px;border:1px solid var(--zsn-field);background:#fff;font:400 16px/1.2 var(--zsn-sans);color:var(--zsn-ink);border-radius:0;margin:0;box-shadow:none;-webkit-appearance:none;appearance:none}
.zsn-tool select{background-image:linear-gradient(45deg,transparent 50%,var(--zsn-ink) 50%),linear-gradient(135deg,var(--zsn-ink) 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 15px) 50%;background-size:5px 5px;background-repeat:no-repeat;padding-right:36px}
.zsn-tool input:focus,.zsn-tool select:focus{outline:2px solid var(--zsn-gold);outline-offset:0;border-color:var(--zsn-gold)}
.zsn-input-eur,.zsn-input-suffix{position:relative;display:block}
.zsn-input-eur input{padding-right:40px!important}
.zsn-input-eur::after{content:"€";position:absolute;right:16px;top:50%;transform:translateY(-50%);color:var(--zsn-soft);pointer-events:none}
.zsn-input-suffix[data-suffix]:not([data-suffix=""])::after{content:attr(data-suffix);position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--zsn-soft);font-size:12px;pointer-events:none;background:#fff;padding-left:6px}

/* Pulsanti a scelta (come aria-pressed sul sito personale) */
.zsn-seg>div,.zsn-chips>div,.zsn-q{display:flex;flex-wrap:wrap;gap:8px}
.zsn-seg input,.zsn-chips input,.zsn-q input{position:absolute;opacity:0;width:1px;height:1px;margin:0}
.zsn-seg label,.zsn-chips label,.zsn-q label{cursor:pointer;min-height:44px;display:inline-flex;align-items:center;padding:12px 16px;font-size:13px;line-height:1.3;background:#fff;color:var(--zsn-ink);border:1px solid var(--zsn-field);border-radius:0;font-weight:400;margin:0}
.zsn-seg input:checked+label,.zsn-chips input:checked+label,.zsn-q input:checked+label{background:var(--zsn-ink);color:var(--zsn-cream);border-color:var(--zsn-ink);font-weight:700}
.zsn-seg input:focus-visible+label,.zsn-chips input:focus-visible+label,.zsn-q input:focus-visible+label{outline:2px solid var(--zsn-gold);outline-offset:2px}
.zsn-q{border:0;margin:0;padding:0}
.zsn-q legend{font-size:15px;font-weight:700;color:var(--zsn-ink);margin-bottom:10px;padding:0;line-height:1.4}
.zsn-more summary{cursor:pointer;color:var(--zsn-ink);font-weight:700;font-size:12px;letter-spacing:2px;text-transform:uppercase}
.zsn-more summary::marker{color:var(--zsn-gold)}
.zsn-more[open]{display:flex;flex-direction:column;gap:18px}

/* Risultati */
.zsn-kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px}
.zsn-kpi{display:flex;flex-direction:column;gap:4px}
.zsn-kpi span{font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--zsn-mist)}
.zsn-kpi b{font-size:22px;font-weight:700;color:var(--zsn-ivory);font-variant-numeric:tabular-nums}
.zsn-kpi-main{grid-column:1/-1;gap:6px}
.zsn-kpi-main span{letter-spacing:3px;color:var(--zsn-gold-hi)}
.zsn-kpi-main b{font-family:var(--zsn-serif);font-weight:400;font-size:clamp(34px,5vw,56px);line-height:1;background:var(--zsn-gradient);-webkit-background-clip:text;background-clip:text;color:transparent}
.zsn-rows{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.zsn-rows li{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid rgba(229,194,160,.25);font-size:14px;margin:0}
.zsn-rows li>span{color:var(--zsn-mist-2)}
.zsn-rows small{display:block;font-size:12px;color:var(--zsn-mute)}
.zsn-rows b{font-weight:700;white-space:nowrap;color:var(--zsn-ivory);font-variant-numeric:tabular-nums}
.zsn-note{font-size:12px;color:var(--zsn-mute);line-height:1.5}
.zsn-inputs .zsn-note,.zsn-body:not(.zsn-two) .zsn-note{color:var(--zsn-soft)}

/* Bottoni */
.zsn-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:16px 24px;border:1px solid transparent;border-radius:0;background:var(--zsn-gradient);color:var(--zsn-ink)!important;font:700 13px/1 var(--zsn-sans);letter-spacing:2px;text-transform:uppercase;cursor:pointer;text-decoration:none!important;align-self:flex-start}
.zsn-btn::after{content:"↗"}
.zsn-btn:hover{filter:brightness(1.05)}
.zsn-btn[disabled]{opacity:.6;cursor:wait}
.zsn-btn-ghost{background:transparent;color:var(--zsn-ivory)!important;border-color:rgba(229,194,160,.6)}
.zsn-btn-ghost::after{content:none}
.zsn-inputs .zsn-btn-ghost,.zsn-body:not(.zsn-two) .zsn-btn-ghost{color:var(--zsn-ink)!important;border-color:var(--zsn-field)}
.zsn-body:not(.zsn-two) .zsn-btn:not(.zsn-btn-ghost){background:var(--zsn-ink);color:var(--zsn-cream)!important}
.zsn-actions{display:flex;flex-wrap:wrap;gap:10px}

/* Contatto */
.zsn-lead{display:flex;flex-direction:column;gap:16px;border-top:1px solid rgba(229,194,160,.3);padding-top:26px}
.zsn-lead[hidden]{display:none}
.zsn-lead-title{font-family:var(--zsn-serif);font-size:clamp(22px,3vw,28px);line-height:1.2;color:var(--zsn-ivory)}
.zsn-lead .zsn-field>span{color:var(--zsn-mist-2)}
.zsn-check{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--zsn-mist-2)}
.zsn-check input{margin-top:3px;width:18px;height:18px;flex:none;accent-color:var(--zsn-gold)}
.zsn-check a{color:var(--zsn-gold-hi)}
.zsn-hp{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;opacity:0}
.zsn-msg{font-size:14px;min-height:1.2em}
.zsn-ok{color:var(--zsn-gold-hi);font-weight:700}
.zsn-err{color:#f3b3a3}
.zsn-inputs .zsn-err,.zsn-body:not(.zsn-two) .zsn-err{color:#a8452f}
.zsn-sent .zsn-grid,.zsn-sent .zsn-check,.zsn-sent button[type=submit]{display:none}

/* Check-up */
.zsn-progress{height:3px;background:rgba(61,56,37,.14);overflow:hidden}
.zsn-progress span{display:block;height:100%;background:var(--zsn-gold);transition:width .3s}
.zsn-step{font-size:11px;letter-spacing:3px;text-transform:uppercase;color:var(--zsn-soft)}
.zsn-step b{color:var(--zsn-ink)}
.zsn-lights{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.zsn-lights li{display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid rgba(61,56,37,.14);margin:0;color:var(--zsn-ink)}
.zsn-lights i{width:12px;height:12px;border-radius:50%}
.zsn-lights span{font-family:var(--zsn-serif);font-size:20px}
.zsn-lights b{font-size:11px;letter-spacing:2px;text-transform:uppercase}
.zsn-verde i{background:#2e7d5b}.zsn-giallo i{background:#c48a1a}.zsn-rosso i{background:#b5452f}
.zsn-verde b{color:#2e7d5b}.zsn-giallo b{color:#9a6c12}.zsn-rosso b{color:#a8452f}
.zsn-verdict{font-size:15px;color:var(--zsn-ink)}
@media (max-width:480px){.zsn-lights li{grid-template-columns:auto 1fr}.zsn-lights b{grid-column:2}}
@media (prefers-reduced-motion:reduce){.zsn-progress span{transition:none}}