/* =========================================================================
   Caldarola Marmi — foglio di stile principale
   Grafica industriale/materica. Riferimento: bozza-industriale_1.html
   Nessuna animazione di comparsa allo scorrimento (scelta deliberata).
   ========================================================================= */

/* font.css è caricato con un <link> proprio nel template: un @import qui
   costringerebbe il browser a scaricare i due fogli uno dopo l'altro. */

:root{
  /* --- fondi --- */
  --nero:#0c0d0e;
  --carbone:#141618;
  --ferro:#1c1f22;
  --grafite:#2a2e33;
  /* grigio dei numerali: 3.2:1 su carbone, leggibile a corpo grande */
  --grafite-chiaro:#5a6068;

  /* --- linee e testo --- */
  --linea:rgba(237,234,228,.14);
  --linea-forte:rgba(237,234,228,.28);
  --testo:#edeae4;      /* 16.2:1 su nero */
  --testo-2:#9ba0a6;    /* 7.4:1 su nero  */

  /* --- accento ottone --- */
  --ottone:#b8924f;         /* 6.7:1 su nero */
  --ottone-chiaro:#d4ab63;  /* 9.1:1 su nero */

  /* Superficie delle schede: sempre un gradino più chiara della sezione che
     le contiene, così restano distinte sia sul fondo nero sia su quello
     carbone. Le sezioni .sez-scura la ridefiniscono. */
  --superficie:var(--carbone);

  --max:1360px;

  /* scala z-index semantica: mai valori arbitrari */
  --z-mappa:1;
  --z-sticky:50;
  --z-header:100;
  --z-menu:200;

  /* curva unica, esponenziale: nessun rimbalzo */
  --curva:cubic-bezier(.22,1,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--nero);
  color:var(--testo);
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  font-weight:300;
  line-height:1.7;            /* testo chiaro su fondo scuro: +0.05 di respiro */
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%}
.wrap{max-width:var(--max);margin:0 auto;padding:0 clamp(20px,4vw,56px)}

/* Navigazione da tastiera: sempre visibile, mai soppressa */
:focus-visible{outline:2px solid var(--ottone-chiaro);outline-offset:3px}
.salta{
  position:absolute;left:-9999px;top:0;z-index:var(--z-menu);
  background:var(--ottone);color:var(--nero);padding:14px 22px;
  font-size:13px;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;
}
.salta:focus{left:0}

/* ---------- tipografia ---------- */
h1,h2,h3,h4{font-family:'Archivo',sans-serif;font-weight:700;line-height:1.04;letter-spacing:-.025em;text-wrap:balance}
.mono{font-family:'JetBrains Mono',monospace;font-variant-numeric:tabular-nums}
p{text-wrap:pretty}

/* ---------- header ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:var(--z-header);
  background:rgba(12,13,14,.88);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--linea);
}
.bar{display:flex;align-items:center;justify-content:space-between;gap:20px;height:74px}
.marchio{display:flex;align-items:center;gap:13px;text-decoration:none;color:inherit}
.marchio-txt{display:flex;flex-direction:column;line-height:1}
.marchio-txt b{font-family:'Archivo',sans-serif;font-weight:800;font-size:16px;letter-spacing:.13em;text-transform:uppercase}
.marchio-txt span{font-family:'JetBrains Mono',monospace;font-size:9px;letter-spacing:.28em;color:var(--ottone);margin-top:5px;text-transform:uppercase}
.menu{display:flex;gap:clamp(18px,2.4vw,34px)}
.menu a{
  color:var(--testo-2);text-decoration:none;font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;font-weight:500;padding:6px 0;cursor:pointer;
  border-bottom:1px solid transparent;transition:color .2s var(--curva),border-color .2s var(--curva);
}
.menu a:hover,.menu a:focus-visible{color:var(--testo);border-bottom-color:var(--ottone)}
.tel{
  border:1px solid var(--ottone);color:var(--ottone-chiaro);text-decoration:none;
  padding:11px 20px;font-family:'JetBrains Mono',monospace;font-size:11.5px;letter-spacing:.08em;
  white-space:nowrap;transition:background-color .2s var(--curva),color .2s var(--curva);
}
.tel:hover{background:var(--ottone);color:var(--nero)}

/* pulsante hamburger */
.burger{
  display:none;width:44px;height:44px;background:none;border:1px solid var(--linea);
  cursor:pointer;padding:0;position:relative;
}
.burger span{
  position:absolute;left:12px;width:20px;height:1.5px;background:var(--testo);
  transition:transform .3s var(--curva),opacity .2s;
}
.burger span:nth-child(1){top:15px}
.burger span:nth-child(2){top:21px}
.burger span:nth-child(3){top:27px}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

@media(max-width:1060px){
  .menu,.tel{display:none}
  .burger{display:block}
}

/* menu mobile a tutto schermo */
.menu-mobile{
  position:fixed;inset:0;z-index:var(--z-menu);background:var(--nero);
  display:flex;flex-direction:column;justify-content:center;gap:4px;
  padding:0 clamp(20px,7vw,56px);
}
.menu-mobile[hidden]{display:none}
.menu-mobile a{
  color:var(--testo);text-decoration:none;font-family:'Archivo',sans-serif;
  font-weight:700;font-size:clamp(26px,7vw,40px);text-transform:uppercase;
  letter-spacing:-.02em;padding:14px 0;border-bottom:1px solid var(--linea);cursor:pointer;
}
.menu-mobile a:hover{color:var(--ottone-chiaro)}
.menu-mobile .tel-mob{
  margin-top:34px;font-family:'JetBrains Mono',monospace;font-size:15px;
  color:var(--ottone-chiaro);border-bottom:0;letter-spacing:.06em;
}
.menu-chiudi{
  position:absolute;top:18px;right:clamp(20px,4vw,56px);width:44px;height:44px;
  background:none;border:1px solid var(--linea);color:var(--testo);
  font-size:22px;line-height:1;cursor:pointer;
}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden}
.hero-sfondo{position:absolute;inset:0;background:var(--ferro)}
.hero-sfondo img{width:100%;height:100%;object-fit:cover;opacity:.5;filter:grayscale(.3) contrast(1.05)}
.hero-sfondo::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(12,13,14,.88) 0%,rgba(12,13,14,.44) 42%,rgba(12,13,14,.97) 100%);
}
.hero-in{position:relative;width:100%}
/* padding-block, non la scorciatoia `padding`: quest'ultima azzererebbe il
   padding laterale di .wrap e su telefono il testo toccherebbe il bordo. */
.hero-txt{padding-block:190px 68px;max-width:1040px}
.hero-eti{
  font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.24em;
  text-transform:uppercase;color:var(--ottone-chiaro);font-weight:500;
}
.hero h1{
  /* il minimo è 34px perché "PIETRA NATURALE" deve stare in 390px di schermo */
  font-size:clamp(34px,8.4vw,96px);
  font-weight:800;text-transform:uppercase;letter-spacing:-.035em;margin:26px 0 0;
}
.hero h1 .sottile{display:block;font-weight:300;color:var(--ottone-chiaro);letter-spacing:-.02em}
.hero-sub{margin-top:28px;max-width:62ch;font-size:clamp(15px,1.5vw,18px);color:var(--testo-2);line-height:1.8}
.hero-azioni{display:flex;gap:14px;margin-top:40px;flex-wrap:wrap}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:12px;text-decoration:none;
  padding:17px 30px;font-size:12px;letter-spacing:.16em;text-transform:uppercase;font-weight:600;
  font-family:'Inter',sans-serif;cursor:pointer;border:1px solid transparent;
  transition:background-color .2s var(--curva),color .2s var(--curva),border-color .2s var(--curva);
}
.btn-p{background:var(--ottone);color:var(--nero)}
.btn-p:hover:not(:disabled){background:var(--ottone-chiaro)}
.btn-p:disabled{opacity:.55;cursor:progress}
.btn-s{border-color:var(--linea-forte);color:var(--testo);background:transparent}
.btn-s:hover{border-color:var(--testo);background:rgba(237,234,228,.06)}

/* ---------- striscia statistiche ---------- */
.dati{border-top:1px solid var(--linea);border-bottom:1px solid var(--linea);background:rgba(12,13,14,.55)}
.dati-g{display:grid;grid-template-columns:repeat(4,1fr)}
.dato-n{padding:38px 0;border-right:1px solid var(--linea)}
.dato-n:last-child{border-right:0}
.dato-n b{display:block;font-family:'Archivo',sans-serif;font-size:clamp(32px,4.4vw,58px);font-weight:700;letter-spacing:-.03em;line-height:1;font-variant-numeric:tabular-nums}
.dato-n span{
  display:block;margin-top:12px;font-family:'JetBrains Mono',monospace;
  font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--testo-2);
}
@media(max-width:760px){
  .dati-g{grid-template-columns:repeat(2,1fr)}
  .dato-n{padding:26px 0;border-bottom:1px solid var(--linea)}
  .dato-n:nth-child(2n){border-right:0}
  .dato-n:nth-last-child(-n+2){border-bottom:0}
}

/* ---------- sezioni ---------- */
section{padding:clamp(76px,10vw,140px) 0;scroll-margin-top:74px}
section[id]{scroll-margin-top:74px}
.sez-testata{
  display:flex;gap:28px;align-items:baseline;margin-bottom:54px;
  border-bottom:1px solid var(--linea);padding-bottom:26px;
}
.sez-n{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--ottone);letter-spacing:.1em;padding-top:8px}
.sez-testata h2{font-size:clamp(27px,4.4vw,54px);text-transform:uppercase;font-weight:700;flex:1}
.sez-nota{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--testo-2);letter-spacing:.1em;text-align:right}
@media(max-width:700px){.sez-testata{flex-wrap:wrap;gap:14px}.sez-nota{display:none}}

.sez-scura{
  background:var(--carbone);border-top:1px solid var(--linea);border-bottom:1px solid var(--linea);
  --superficie:var(--ferro);
}

/* ---------- 01 azienda ---------- */
.azienda{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,80px);align-items:center}
.azienda p{font-size:clamp(16px,1.6vw,19px);line-height:1.85;color:#cfd2d6;max-width:68ch}
.azienda p + p{margin-top:22px}
.azienda strong{color:var(--testo);font-weight:600}
.foto{position:relative;background:var(--ferro);overflow:hidden}
.foto img{width:100%;height:100%;object-fit:cover;display:block}
.foto-did{
  position:absolute;left:0;bottom:0;background:var(--nero);color:var(--testo);
  font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.18em;
  text-transform:uppercase;padding:12px 18px;
  border-top:1px solid var(--linea);border-right:1px solid var(--linea);
}
.azienda .foto{aspect-ratio:4/5}
@media(max-width:900px){.azienda{grid-template-columns:1fr}.azienda .foto{aspect-ratio:16/10}}

.citazione{border-top:1px solid var(--ottone);padding:26px 0 0;margin-top:40px}
.citazione p{font-family:'Archivo',sans-serif;font-size:clamp(17px,1.9vw,23px);font-weight:400;line-height:1.55;letter-spacing:-.01em;color:var(--testo);max-width:56ch}
.citazione cite{
  display:block;margin-top:16px;font-family:'JetBrains Mono',monospace;font-size:10px;
  letter-spacing:.18em;text-transform:uppercase;color:var(--testo-2);font-style:normal;
}

/* ---------- 02 materiali ---------- */
.gruppo{margin-bottom:72px}
.gruppo:last-child{margin-bottom:0}
.gruppo-t{display:flex;align-items:center;gap:20px;margin-bottom:28px;scroll-margin-top:96px}
.gruppo-t h3{font-size:15px;letter-spacing:.2em;text-transform:uppercase;font-weight:600;white-space:nowrap}
.gruppo-t .riga{flex:1;height:1px;background:var(--linea)}
.gruppo-t .conta{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--testo-2)}

/* I 2px di distacco sono il fondo della sezione che si vede fra le schede:
   nessuno sfondo sul contenitore, così una riga incompleta non lascia
   rettangoli grigi vuoti quando i materiali non sono un multiplo di 3. */
.griglia{display:grid;grid-template-columns:repeat(3,1fr);gap:2px}
@media(max-width:1000px){.griglia{grid-template-columns:repeat(2,1fr)}}

.scheda{background:var(--superficie);position:relative;display:flex;flex-direction:column;scroll-margin-top:96px}
.scheda-img{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--grafite)}
.scheda-img picture{display:contents}
.scheda-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .7s var(--curva)}
.scheda:hover .scheda-img img{transform:scale(1.045)}
.etichetta{
  position:absolute;top:0;right:0;background:var(--nero);color:var(--ottone-chiaro);
  font-family:'JetBrains Mono',monospace;font-size:9.5px;letter-spacing:.16em;
  text-transform:uppercase;padding:9px 14px;
}
.etichetta.richiesta{color:var(--testo-2)}
/* Solo in anteprima privata: segnala i materiali non ancora pubblicati */
.etichetta.bozza{right:auto;left:0;background:var(--ottone);color:var(--nero);font-weight:500}

/* Fascia dell'anteprima privata. Non compare mai sul sito pubblicato. */
.fascia-anteprima{
  position:sticky;top:0;z-index:var(--z-menu);
  background:var(--ottone);color:var(--nero);
  padding:12px clamp(20px,4vw,56px);
  font-size:13px;line-height:1.6;
}
.fascia-anteprima a{color:var(--nero);font-weight:600;margin-left:8px}
.fascia-anteprima + .salta + header{top:auto}
.scheda-corpo{padding:26px 24px 28px;flex:1;display:flex;flex-direction:column}
.scheda-orig{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ottone)}
.scheda-corpo h4{font-size:22px;font-weight:700;letter-spacing:-.02em;margin:10px 0 14px;text-transform:uppercase}
.scheda-corpo p{font-size:14px;line-height:1.75;color:var(--testo-2);flex:1}
.specifiche{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px;padding-top:20px;border-top:1px solid var(--linea)}
.specifiche span{
  font-family:'JetBrains Mono',monospace;font-size:9.5px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--testo-2);border:1px solid var(--linea);padding:6px 10px;
}
.specifiche .su-richiesta{border-style:dashed}

/* scheda "altre origini": stessa griglia, contenuto diverso */
.scheda-altro{
  background:var(--nero);display:flex;align-items:center;justify-content:center;
  text-align:center;padding:40px 30px;
}
.scheda-altro .eti{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--ottone)}
.scheda-altro p{margin-top:16px;font-size:14.5px;color:var(--testo-2);line-height:1.75}
.scheda-altro .btn{margin-top:24px}

/* carosello su telefono e tablet stretto: una scheda alla volta,
   con la successiva che "sbircia" dal bordo */
@media(max-width:620px){
  .griglia{
    display:flex;gap:2px;overflow-x:auto;scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;scrollbar-width:none;
    margin-right:calc(-1 * clamp(20px,4vw,56px));
  }
  .griglia::-webkit-scrollbar{display:none}
  .griglia > *{flex:0 0 84%;scroll-snap-align:start}
  .griglia > *:last-child{margin-right:clamp(20px,4vw,56px)}
  .carosello-nota{
    display:block;margin-top:10px;font-family:'JetBrains Mono',monospace;
    font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--testo-2);
  }
}
.carosello-nota{display:none}

/* ---------- 03 lavorazioni ---------- */
.lavorazioni{display:grid;grid-template-columns:repeat(3,1fr);gap:2px}
@media(max-width:860px){.lavorazioni{grid-template-columns:1fr}}
.lav{background:var(--superficie);padding:clamp(30px,3.4vw,46px)}
.lav .num{font-family:'Archivo',sans-serif;font-size:50px;font-weight:800;color:var(--grafite-chiaro);line-height:1;letter-spacing:-.04em}
.lav h4{font-size:20px;text-transform:uppercase;font-weight:700;margin:18px 0 14px;letter-spacing:-.01em}
.lav p{font-size:14px;line-height:1.8;color:var(--testo-2)}
.lav-tag{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.lav-tag span{
  font-family:'JetBrains Mono',monospace;font-size:9.5px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--testo-2);border:1px solid var(--linea);padding:6px 10px;
}
/* Il blocco che dice che non c'e' un listino fisso. E' l'unico punto della
   sezione che chiede qualcosa al lettore: si stacca dalle tre schede con un
   riquadro intero e il fondo della sezione, non con un filo colorato di lato.
   L'ottone resta al pulsante, dove indica dove andare. */
.lav-ordine{
  margin-top:2px;background:var(--nero);
  border:1px solid var(--linea);
  padding:clamp(26px,3.2vw,38px);
  display:flex;flex-wrap:wrap;align-items:center;gap:22px 32px;
  justify-content:space-between;
}
.lav-ordine h3{
  font-size:clamp(17px,2vw,21px);text-transform:uppercase;font-weight:700;
  letter-spacing:-.01em;margin:0 0 10px;
}
.lav-ordine p{font-size:14.5px;line-height:1.8;color:var(--testo-2);max-width:62ch;margin:0}
.lav-ordine .btn{flex:0 0 auto}
@media(max-width:620px){
  .lav-ordine{display:block}
  .lav-ordine .btn{margin-top:22px;width:100%;justify-content:center}
}

.lav-nota{margin-top:26px;font-size:12.5px;color:var(--testo-2);line-height:1.7}

/* ---------- 04 provenienza ---------- */
.prov{border:1px solid var(--linea);background:var(--superficie);padding:clamp(22px,3.4vw,44px)}
.prov-intro{max-width:70ch;margin-bottom:30px;color:var(--testo-2);font-size:15px;line-height:1.8}
.prov-intro strong{color:var(--testo);font-weight:500}
.planisfero{position:relative;z-index:var(--z-mappa);background:var(--ferro);min-height:240px;display:flex;align-items:center;justify-content:center}
.planisfero svg{width:100%;height:auto;display:block}
.planisfero-attesa{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--testo-2);padding:60px 20px}
.pl-mare{fill:var(--ferro)}
.pl-grat{fill:none;stroke:rgba(237,234,228,.055);stroke-width:.6}
.pl-terra{fill:var(--grafite);stroke:var(--nero);stroke-width:.5}
.pl-paese{cursor:pointer}
.pl-area{fill:var(--ottone);stroke:var(--nero);stroke-width:.6;transition:fill .2s var(--curva)}
.pl-paese:hover .pl-area,.pl-paese:focus-visible .pl-area{fill:var(--ottone-chiaro)}
.pl-tocco{fill:transparent}
.pl-etichette{pointer-events:none}
.pl-eti text{
  font-family:'JetBrains Mono',monospace;font-size:13px;letter-spacing:.1em;
  fill:var(--testo);text-transform:uppercase;paint-order:stroke;
  stroke:var(--nero);stroke-width:3px;stroke-linejoin:round;
}
.pl-filo{stroke:var(--ottone);stroke-width:.8}
.prov-suggerimento{margin-top:16px;font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--testo-2)}

.paesi{display:flex;flex-wrap:wrap;gap:2px;margin-top:2px}
.paese{
  flex:1;min-width:150px;background:var(--superficie);padding:20px 18px;border:0;text-align:left;
  font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--testo-2);cursor:pointer;
  transition:background-color .2s var(--curva),color .2s var(--curva);
}
.paese:hover{background:var(--ferro);color:var(--ottone-chiaro)}
.paese b{display:block;color:var(--testo);font-size:13px;margin-bottom:6px;letter-spacing:.1em}

/* ---------- 05 spedizioni ---------- */
.sped{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(32px,5vw,74px);align-items:center}
@media(max-width:900px){.sped{grid-template-columns:1fr}}
.sped .foto{aspect-ratio:4/3}
.sped ul{list-style:none}
.sped li{padding:22px 0;border-bottom:1px solid var(--linea);display:flex;gap:20px;align-items:flex-start}
.sped li:first-child{padding-top:0}
.sped li:last-child{border-bottom:0}
.sped li .k{font-family:'JetBrains Mono',monospace;font-size:10px;color:var(--ottone);letter-spacing:.14em;padding-top:6px;min-width:26px}
.sped li h4{font-size:14px;text-transform:uppercase;letter-spacing:.04em;margin-bottom:6px}
.sped li p{font-size:14.5px;line-height:1.75;color:var(--testo-2);max-width:60ch}

/* ---------- 06 contatti ---------- */
.contatti{display:grid;grid-template-columns:1fr 1fr;gap:2px}
@media(max-width:900px){.contatti{grid-template-columns:1fr}}
.cont-sx,.cont-dx{background:var(--superficie);padding:clamp(28px,3.6vw,48px)}
.recapito{padding:20px 0;border-bottom:1px solid var(--linea)}
.recapito:first-child{padding-top:0}
.recapito .k{font-family:'JetBrains Mono',monospace;font-size:9.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--testo-2)}
.recapito .v{margin-top:9px;font-size:16px;color:var(--testo)}
.recapito a{color:var(--testo);text-decoration:none;border-bottom:1px solid var(--ottone)}
.recapito a:hover{color:var(--ottone-chiaro)}

/* mappa Google: caricata solo dopo un clic (GDPR) */
.mappa-blocco{margin-top:24px;border:1px solid var(--linea)}
.mappa-invito{
  background:var(--ferro);padding:26px 22px;text-align:left;width:100%;
  border:0;color:var(--testo-2);cursor:pointer;font-family:'Inter',sans-serif;
  font-size:13.5px;line-height:1.7;
}
.mappa-invito:hover{background:var(--grafite)}
.mappa-invito b{
  display:block;font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--ottone);margin-bottom:10px;
}
.mappa-invito .azione{display:inline-block;margin-top:14px;color:var(--testo);border-bottom:1px solid var(--ottone);padding-bottom:2px}
.mappa-blocco iframe{display:block;width:100%;height:300px;border:0}

.modulo-riga{display:grid;grid-template-columns:1fr 1fr;gap:14px}
/* Materiale · spessore · quantitativo. In tre colonne non ci stanno: il modulo
   vive nella meta' destra della sezione contatti, e i segnaposto si tagliano
   gia' su schermo grande. Il menu dei materiali prende tutta la riga, gli
   altri due restano appaiati sotto. */
.modulo-riga.tre>:first-child{grid-column:1/-1}
@media(max-width:560px){
  .modulo-riga{grid-template-columns:1fr}
  .modulo-riga.tre>:first-child{grid-column:auto}
}
.cont-dx .eti{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--ottone)}
label{display:block;font-family:'JetBrains Mono',monospace;font-size:9.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--testo-2);margin:18px 0 8px}
input,select,textarea{
  width:100%;background:var(--ferro);border:1px solid var(--linea);color:var(--testo);
  padding:14px 15px;font-family:'Inter',sans-serif;font-size:14.5px;font-weight:300;
  outline:none;transition:border-color .2s var(--curva);
}
input::placeholder,textarea::placeholder{color:#8b9097}  /* 6.0:1 su ferro */
input:focus,select:focus,textarea:focus{border-color:var(--ottone)}
textarea{resize:vertical;min-height:110px}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--testo-2) 50%),linear-gradient(135deg,var(--testo-2) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.cont-dx .btn{width:100%;margin-top:26px}
.modulo-nota{margin-top:16px;font-size:12px;line-height:1.65;color:var(--testo-2)}
.modulo-nota a{color:var(--testo-2);text-decoration:underline;text-underline-offset:3px}
.modulo-nota a:hover{color:var(--ottone-chiaro)}
.esito{margin-top:14px;font-size:13.5px;line-height:1.6;min-height:1.2em}
.esito.ok{color:var(--ottone-chiaro)}
.esito.ko{color:#e8a0a0}
.esito.invio{color:var(--testo-2)}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--linea);padding:54px 0 40px}
.pie-alto{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;
  padding-bottom:34px;border-bottom:1px solid var(--linea);
}
@media(max-width:860px){.pie-alto{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.pie-alto{grid-template-columns:1fr}}
.pie-logo{width:210px;height:auto;display:block;opacity:.92}
.pie-desc{margin-top:22px;font-size:13.5px;line-height:1.8;color:var(--testo-2);max-width:46ch}
.pie-col-t{font-family:'JetBrains Mono',monospace;font-size:9.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--ottone);margin-bottom:16px}
.pie-link{list-style:none;display:flex;flex-direction:column;gap:9px}
.pie-link a{color:var(--testo-2);text-decoration:none;font-size:13px;cursor:pointer}
.pie-link a:hover{color:var(--ottone-chiaro)}
.pie-basso{
  padding-top:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.12em;
  color:var(--testo-2);text-transform:uppercase;
}
.pie-basso a{color:var(--testo-2)}
.pie-basso a:hover{color:var(--ottone-chiaro)}

/* ---------- pagina del singolo materiale ---------- */
.pagina-marmo{padding-top:calc(74px + clamp(28px,5vw,64px))}
.pagina-marmo > .wrap{padding-bottom:clamp(60px,8vw,110px)}

.briciole{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:clamp(28px,4vw,52px);
  font-family:'JetBrains Mono',monospace;font-size:10.5px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--testo-2);
}
.briciole a{color:var(--testo-2);text-decoration:none;border-bottom:1px solid transparent}
.briciole a:hover{color:var(--ottone-chiaro);border-bottom-color:var(--ottone)}
.briciole [aria-current]{color:var(--testo)}

.marmo-testata{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,72px);align-items:start}
@media(max-width:900px){.marmo-testata{grid-template-columns:1fr}}
.marmo-origine{font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--ottone)}
.marmo-testata h1{
  font-size:clamp(32px,5.4vw,66px);font-weight:800;text-transform:uppercase;
  letter-spacing:-.03em;margin:14px 0 22px;
}
.marmo-desc{font-size:clamp(15px,1.6vw,18px);line-height:1.85;color:#cfd2d6;max-width:56ch}

.marmo-dati{margin:32px 0;border-top:1px solid var(--linea)}
.marmo-dati > div{
  display:grid;grid-template-columns:150px 1fr;gap:16px;
  padding:15px 0;border-bottom:1px solid var(--linea);
}
@media(max-width:480px){.marmo-dati > div{grid-template-columns:1fr;gap:4px}}
.marmo-dati dt{
  font-family:'JetBrains Mono',monospace;font-size:9.5px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--testo-2);padding-top:3px;
}
.marmo-dati dd{font-size:15.5px;color:var(--testo)}
.marmo-dati .mancante{color:var(--testo-2);font-style:italic}

.marmo-foto{position:relative;background:var(--ferro);aspect-ratio:4/3;overflow:hidden}
.marmo-foto picture{display:contents}
.marmo-foto img{width:100%;height:100%;object-fit:cover;display:block}

/* titolo della scheda che porta alla pagina del materiale */
.scheda-link{color:inherit;text-decoration:none}
.scheda-link:hover{color:var(--ottone-chiaro)}
.scheda-link::after{content:'';position:absolute;inset:0}  /* tutta la scheda è cliccabile */

/* .affini e' un <section>: senza questo prenderebbe anche il padding
   verticale generale delle sezioni, lasciando un vuoto enorme sopra. */
.affini{margin-top:clamp(56px,8vw,100px);padding:0}
.affini .gruppo-t h2{font-size:15px;letter-spacing:.2em;text-transform:uppercase;font-weight:600;white-space:nowrap}
.scheda-affine{text-decoration:none;color:inherit}
.scheda-affine h3{font-size:19px;font-weight:700;letter-spacing:-.02em;margin-top:8px;text-transform:uppercase}
.scheda-affine:hover h3{color:var(--ottone-chiaro)}
.scheda-affine .scheda-corpo{padding:20px 22px 24px}

/* ---------- pagina 404 ---------- */
.pagina-404{
  padding-top:calc(74px + clamp(48px,9vw,120px));
  padding-bottom:clamp(60px,9vw,120px);
}
.errore-codice{font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--ottone)}
.pagina-404 h1{
  font-size:clamp(32px,6vw,72px);font-weight:800;text-transform:uppercase;
  letter-spacing:-.03em;margin:16px 0 22px;
}
.errore-testo{font-size:16px;line-height:1.8;color:var(--testo-2);max-width:56ch}
.errore-testo a{color:var(--testo);border-bottom:1px solid var(--ottone);text-decoration:none}
.errore-azioni{display:flex;gap:14px;flex-wrap:wrap;margin:34px 0}
.errore-elenco{
  margin:44px 0;padding:26px 0;
  border-top:1px solid var(--linea);border-bottom:1px solid var(--linea);
}
.errore-elenco .pie-link{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:10px 24px;
}

/* ---------- movimento ridotto ---------- */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms!important;animation-iteration-count:1!important;
    transition-duration:.01ms!important;
  }
  .scheda:hover .scheda-img img{transform:none}
}

/* ------------------------------------------- classi al posto di style="..."
   Le pagine non contengono nessuno stile scritto in linea, così la
   Content-Security-Policy puo' vietarli del tutto: e' la stessa regola che
   impedisce a del codice infilato in un campo del catalogo di eseguirsi. */
.pos-center-center{object-position:center center}
.pos-center-top{object-position:center top}
.pos-center-bottom{object-position:center bottom}
.pos-left-center{object-position:left center}
.pos-right-center{object-position:right center}
.recapito.ultimo{border-bottom:0}
