/* ============================================================
   MONOLITE — pagina prodotto
   Registro: Apple/DJI product launch. Nero pieno, tipografia
   stretta e grossa, tutto centrato sull'oggetto.
   ============================================================ */
:root{
  --black:#000;
  --near-black:#0a0a0b;
  --graphite:#141416;
  --white:#f5f5f7;
  --grey:#86868b;
  --grey-dark:#48484a;
  --line:rgba(245,245,247,.14);
  --accent:#c8a56a;

  --font:"Inter",-apple-system,BlinkMacSystemFont,"Helvetica Neue",sans-serif;
  --ease:cubic-bezier(.22,1,.36,1);
  --gutter:clamp(1.25rem,5vw,4.5rem);
  --maxw:1180px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--black)}
body{
  margin:0;background:var(--black);color:var(--white);
  font-family:var(--font);font-weight:400;font-size:17px;line-height:1.5;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
  letter-spacing:-.011em;
}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:0}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---------- tipografia di sistema ---------- */
.kicker{
  font-size:.78rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;
  color:var(--grey);margin:0 0 1.1rem;
}
.section-title,.chapter h2,.closing__title{
  font-weight:600;letter-spacing:-.035em;line-height:1.02;margin:0;
  font-size:clamp(2.6rem,6.4vw,5.4rem);
}

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:100;
  display:flex;align-items:center;gap:2rem;
  height:52px;padding:0 var(--gutter);
  background:rgba(10,10,11,0);backdrop-filter:blur(0px);
  border-bottom:1px solid transparent;
  transition:background .45s var(--ease),backdrop-filter .45s var(--ease),border-color .45s var(--ease);
}
.nav.is-solid{
  background:rgba(10,10,11,.72);backdrop-filter:saturate(180%) blur(20px);
  border-bottom-color:var(--line);
}
.nav__brand{font-size:.9rem;font-weight:600;letter-spacing:.18em;margin-right:auto}
.nav__links{display:flex;gap:1.9rem;font-size:.8rem;color:var(--white)}
.nav__links a{opacity:.82;transition:opacity .3s var(--ease)}
.nav__links a:hover{opacity:1}
.nav__cta{
  font-size:.78rem;font-weight:500;padding:.42rem 1rem;border-radius:980px;
  background:var(--white);color:var(--black);transition:opacity .3s var(--ease);
}
.nav__cta:hover{opacity:.85}
@media(max-width:860px){.nav__links{display:none}}

/* ---------- pill buttons ---------- */
.pill{
  display:inline-flex;align-items:center;gap:.4rem;
  font-size:.95rem;font-weight:400;color:var(--white);
  padding:.7rem 0;transition:opacity .3s var(--ease);
}
.pill:hover{opacity:.72}
.pill--solid{
  background:var(--white);color:var(--black);
  padding:.72rem 1.5rem;border-radius:980px;font-weight:500;
}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;min-height:100svh;
  display:flex;flex-direction:column;align-items:center;justify-content:flex-start;
  text-align:center;padding:min(22vh,11rem) var(--gutter) 4rem;
  /* trasparente sotto: il prodotto vive nella metà bassa, il testo nella metà alta */
  background:linear-gradient(to bottom,rgba(0,0,0,.93) 0%,rgba(0,0,0,.9) 42%,rgba(0,0,0,.66) 56%,rgba(0,0,0,.28) 70%,transparent 84%);
}
.hero__copy{position:relative;z-index:2}
.hero__title{
  font-size:clamp(4.2rem,15vw,13rem);font-weight:600;letter-spacing:-.05em;
  line-height:.92;margin:0 0 1.2rem;
  background:linear-gradient(180deg,#fff 0%,#fff 45%,#9d9da3 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero__sub{
  font-size:clamp(1.05rem,2.2vw,1.6rem);font-weight:400;color:var(--grey);
  margin:0 0 2.4rem;letter-spacing:-.02em;
}
.hero__actions{display:flex;gap:1.6rem;align-items:center;justify-content:center;flex-wrap:wrap}
.hero__hint{
  position:absolute;left:50%;bottom:2.2rem;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:.7rem;
  font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--grey-dark);
}
.hero__hint-line{
  width:1px;height:38px;background:linear-gradient(to bottom,transparent,var(--grey));
  animation:hintPulse 2.6s var(--ease) infinite;
}
@keyframes hintPulse{0%,100%{opacity:.25;transform:scaleY(.5)}50%{opacity:1;transform:scaleY(1)}}

/* ============================================================
   SCROLLYTELLING
   ============================================================ */
/* il palco è fisso e vive dietro hero + capitoli, come in una pagina prodotto */
.product-stage{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  transition:opacity .6s var(--ease);
}
.product-stage canvas{width:100%;height:100%;display:block}
/* vignetta: tiene la pietra dentro il nero e stacca la tipografia */
.product-stage::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(82% 76% at 50% 50%,transparent 62%,rgba(0,0,0,.28) 86%,rgba(0,0,0,.72) 100%);
}
.hero,.scrolly{position:relative;z-index:1}
.scrolly{background:transparent}

/* HUD del capitolo materia/finitura */
.hud{
  position:absolute;left:50%;bottom:clamp(2rem,6vh,4rem);transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:.3rem;
  opacity:0;pointer-events:none;text-align:center;
}
.hud__label{font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--grey-dark)}
.hud__value{font-size:1.25rem;font-weight:500;letter-spacing:-.02em}

/* etichette della vista esplosa */
.explode-labels{position:absolute;inset:0;pointer-events:none;opacity:0}
/* posizione scritta da JS: proiezione a schermo dello strato 3D */
.explode-labels span{
  position:absolute;left:50%;top:50%;
  font-size:.72rem;letter-spacing:.06em;color:var(--grey);
  white-space:nowrap;transform:translateY(-50%);
  padding-left:3.2rem;
  /* su schermi stretti vanno a capo invece di sfondare il viewport */
  max-width:min(46vw,240px);
}
@media(max-width:560px){
  .explode-labels span{white-space:normal;line-height:1.35;font-size:.66rem;max-width:42vw}
}
.explode-labels span::before{
  content:"";position:absolute;left:.4rem;top:50%;width:2.4rem;height:1px;background:var(--grey-dark);
}
.explode-labels span::after{
  content:"";position:absolute;left:0;top:50%;width:5px;height:5px;margin-top:-2px;
  border-radius:50%;background:var(--grey);
}

/* Coda dopo l'ultimo capitolo: il suo testo resta visibile ancora ~500px
   dopo il battito, e senza questo spazio la timeline sarebbe già finita —
   il prodotto si fermerebbe mentre il testo gli sale addosso. Con la coda
   i battiti si ridistribuiscono da soli (sono calcolati dal DOM). */
.scrolly__chapters{position:relative;z-index:2;pointer-events:none;padding-bottom:55vh}
.chapter{
  min-height:115svh;display:flex;flex-direction:column;justify-content:center;
  padding:0 var(--gutter);max-width:var(--maxw);margin:0 auto;
}
.chapter--right{align-items:flex-end;text-align:right}
.chapter--center{align-items:center;text-align:center}
.chapter__body{
  font-size:clamp(1rem,1.5vw,1.2rem);color:var(--grey);max-width:34ch;margin:1.6rem 0 0;
}
.chapter--right .chapter__body{margin-left:auto}
.chapter--center .chapter__body{margin-left:auto;margin-right:auto}
/* ---------- luce di scena ----------
   Terzo tentativo, e quello giusto. Il velo NON è attaccato al testo:
   sono strati a tutto schermo ancorati ai bordi del viewport, quindi non
   hanno un contorno riconoscibile e si leggono come illuminazione.
   Vivono dentro .product-stage, cioè sotto al testo nell'ordine di pittura,
   e la loro opacità è guidata dalla stessa timeline dei capitoli:
   salgono quando il testo entra, scendono quando esce e la pietra torna piena.
     - scrim--dim   : abbassa tutta la scena
     - scrim--left/right : gradiente dal bordo verso il centro, sul lato del testo
     - scrim--center: per il capitolo centrato */
.scrim{position:absolute;inset:0;pointer-events:none;opacity:0}
.scrim--dim{background:#000}
/* plateau largo quanto la colonna di testo, poi coda corta: il lato libero
   deve tornare pietra piena, non restare smorto */
.scrim--left{background:linear-gradient(to right,
  rgba(0,0,0,.95) 0%,rgba(0,0,0,.94) 40%,rgba(0,0,0,.88) 54%,rgba(0,0,0,.55) 66%,rgba(0,0,0,.2) 76%,transparent 86%)}
.scrim--right{background:linear-gradient(to left,
  rgba(0,0,0,.95) 0%,rgba(0,0,0,.94) 40%,rgba(0,0,0,.88) 54%,rgba(0,0,0,.55) 66%,rgba(0,0,0,.2) 76%,transparent 86%)}
/* resta definito per eventuali capitoli centrati: velo dal basso */
.scrim--center{background:linear-gradient(to top,
  rgba(0,0,0,.95) 0%,rgba(0,0,0,.94) 48%,rgba(0,0,0,.8) 62%,rgba(0,0,0,.35) 76%,transparent 90%)}

.chapter__panel{
  position:relative;
  max-width:min(38rem,100%);
  padding:clamp(1.6rem,3vw,2.4rem) clamp(1.8rem,3.5vw,3rem);
}
.chapter--right .chapter__panel{margin-left:auto}
.chapter--center .chapter__panel{margin-inline:auto}
.chapter__panel>*{position:relative}
/* ombra corta e discreta: serve solo sui riflessi speculari isolati,
   non deve leggersi come un alone sopra i glifi */
.chapter h2,.chapter .kicker,.chapter__body{text-shadow:0 1px 3px rgba(0,0,0,.55)}
@media(max-width:760px){
  .chapter,.chapter--right,.chapter--center{align-items:flex-start;text-align:left}
  .chapter--right .chapter__body,.chapter--center .chapter__body{margin-left:0}
  .chapter--right .chapter__panel,.chapter--center .chapter__panel{margin-inline:0}
  /* Su schermo stretto prodotto e testo occupano entrambi tutta la larghezza:
     nessun velo laterale può separarli. Cambia la composizione — il testo
     scende in basso, il prodotto resta sopra (vedi liftY in marble.js) — e i
     veli diventano verticali, ancorati al fondo. */
  .chapter{justify-content:flex-end;padding-bottom:11vh}
  /* Il testo scorre per ~40% dell'altezza dentro la finestra di lettura:
     nessun gradiente ancorato riesce a seguirlo. Qui il velo è uniforme e
     sale/scende con il testo — mentre leggi la scena si abbassa, tra un
     capitolo e l'altro si riapre e la pietra torna piena. */
  .scrim--left,.scrim--right,.scrim--center{background:rgba(0,0,0,.93)}
}

/* ============================================================
   SPECIFICHE
   ============================================================ */
.specs{
  background:var(--white);color:var(--black);
  padding:clamp(5rem,11vw,9rem) var(--gutter);
}
.specs__head{max-width:var(--maxw);margin:0 auto clamp(3rem,6vw,5rem)}
.specs .kicker{color:var(--grey-dark)}
.specs__grid{
  max-width:var(--maxw);margin:0 auto;padding:0;
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:rgba(0,0,0,.14);border-top:1px solid rgba(0,0,0,.14);
}
.spec{background:var(--white);padding:2rem 1.6rem 2.2rem}
.spec dt{
  font-size:.72rem;font-weight:500;letter-spacing:.1em;text-transform:uppercase;
  color:var(--grey-dark);margin-bottom:.9rem;
}
.spec dd{margin:0;font-size:1.6rem;font-weight:600;letter-spacing:-.03em;line-height:1.1}
.spec dd span{display:block;margin-top:.5rem;font-size:.82rem;font-weight:400;color:var(--grey-dark);letter-spacing:-.01em}
@media(max-width:980px){.specs__grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:540px){.specs__grid{grid-template-columns:1fr}}

/* ============================================================
   CONFIGURATORE
   ============================================================ */
.config{
  display:grid;grid-template-columns:1.15fr .85fr;align-items:stretch;
  background:var(--near-black);border-top:1px solid var(--line);
}
.config__stage{position:relative;min-height:min(88svh,760px);background:var(--black)}
.config__stage canvas{position:absolute;inset:0;width:100%;height:100%;display:block;cursor:grab;touch-action:pan-y}
.config__stage canvas:active{cursor:grabbing}
.config__hint{
  position:absolute;left:50%;bottom:1.6rem;transform:translateX(-50%);margin:0;
  font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--grey-dark);
  transition:opacity .5s var(--ease);pointer-events:none;
}
.config__hint.is-hidden{opacity:0}

.config__panel{
  padding:clamp(3rem,6vw,5rem) clamp(1.5rem,4vw,3.5rem);
  display:flex;flex-direction:column;gap:1.9rem;justify-content:center;
}
.config__name{font-size:clamp(2rem,3.4vw,2.9rem);font-weight:600;letter-spacing:-.035em;margin:0}
.config__desc{margin:0;color:var(--grey);font-size:.98rem;max-width:40ch;min-height:4.5em}

.control__label{
  margin:0 0 .9rem;font-size:.74rem;font-weight:500;letter-spacing:.12em;
  text-transform:uppercase;color:var(--grey-dark);
}
.control__label em{font-style:normal;color:var(--white);letter-spacing:0;text-transform:none;font-size:.92rem;margin-left:.6rem}

.chips{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(6,1fr);gap:.6rem}
.chips button{width:100%;display:block;padding:0}
.chip__dot{
  display:block;aspect-ratio:1;border-radius:50%;
  background-size:cover;background-position:center;
  box-shadow:0 0 0 1px var(--line);
  transition:box-shadow .3s var(--ease),transform .4s var(--ease);
}
.chips button:hover .chip__dot{transform:scale(1.06)}
.chips button[aria-selected="true"] .chip__dot{box-shadow:0 0 0 2px var(--black),0 0 0 4px var(--white)}

.segmented{display:flex;gap:.4rem;flex-wrap:wrap}
.segmented button{
  font-size:.82rem;padding:.55rem 1rem;border-radius:980px;
  background:var(--graphite);color:var(--grey);
  transition:background .3s var(--ease),color .3s var(--ease);
}
.segmented button:hover{color:var(--white)}
.segmented button[aria-checked="true"]{background:var(--white);color:var(--black)}

.config__summary{
  display:flex;align-items:center;justify-content:space-between;gap:1.5rem;flex-wrap:wrap;
  padding-top:1.9rem;border-top:1px solid var(--line);
}
.config__price{display:block;font-size:1.7rem;font-weight:600;letter-spacing:-.03em}
.config__price-note{display:block;font-size:.76rem;color:var(--grey-dark);margin-top:.25rem}
@media(max-width:980px){
  .config{grid-template-columns:1fr}
  .config__stage{min-height:60svh}
}

/* ============================================================
   CHIUSURA
   ============================================================ */
.closing{
  text-align:center;padding:clamp(6rem,13vw,11rem) var(--gutter);
  background:radial-gradient(70% 60% at 50% 30%,rgba(255,255,255,.06),transparent 70%),var(--black);
}
.closing__body{color:var(--grey);max-width:42ch;margin:1.8rem auto 2.6rem;font-size:1.05rem}
.closing__form{
  display:flex;gap:.5rem;max-width:440px;margin:0 auto;
  background:var(--graphite);border-radius:980px;padding:.35rem .35rem .35rem 1.3rem;
}
.closing__form input{
  /* min-width:0 obbligatorio: un input è un flex item con larghezza
     intrinseca e senza questo non si stringe, mandando il bottone fuori
     schermo sotto i ~340px */
  flex:1;min-width:0;background:none;border:0;color:var(--white);font:inherit;font-size:.95rem;
}
.closing__form input:focus{outline:none}
.closing__form input::placeholder{color:var(--grey-dark)}
.closing__form button{
  background:var(--white);color:var(--black);border-radius:980px;
  padding:.6rem 1.4rem;font-size:.9rem;font-weight:500;
}
.closing__note{margin:1.1rem 0 0;font-size:.75rem;color:var(--grey-dark)}

/* ============================================================
   FOOTER
   ============================================================ */
.footer{background:var(--near-black);padding:3rem var(--gutter) 2.5rem;border-top:1px solid var(--line)}
.footer__row{
  max-width:var(--maxw);margin:0 auto;display:flex;justify-content:space-between;
  align-items:center;gap:2rem;flex-wrap:wrap;
}
.footer__brand{font-size:.86rem;font-weight:600;letter-spacing:.18em}
.footer__nav{display:flex;gap:1.6rem;font-size:.82rem;color:var(--grey)}
.footer__nav a:hover{color:var(--white)}
.footer__legal{
  max-width:var(--maxw);margin:2rem auto 0;padding-top:1.6rem;
  border-top:1px solid var(--line);font-size:.74rem;color:var(--grey-dark);line-height:1.7;
}

/* ============================================================
   REVEAL — nascosti solo se il JS c'è davvero
   ============================================================ */
.js .reveal{opacity:0;transform:translateY(24px);will-change:transform,opacity}
.js .chapter__panel>*{opacity:0;transform:translateY(30px)}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .reveal,.js .chapter__panel>*{opacity:1;transform:none}
  .hero__hint-line{animation:none}
  *{transition-duration:.01ms!important}
}

/* ============================================================
   MULTIPAGINA — menu mobile, richiami, footer, pagine interne
   ============================================================ */

/* ---------- burger + pannello ---------- */
.nav__burger{
  display:none;width:34px;height:34px;position:relative;margin-left:auto;
}
.nav__burger span{
  position:absolute;left:8px;width:18px;height:1.5px;background:currentColor;
  transition:transform .4s var(--ease),opacity .3s var(--ease);
}
.nav__burger span:nth-child(1){top:14px}
.nav__burger span:nth-child(2){top:20px}
.nav__burger[aria-expanded="true"] span:nth-child(1){transform:translateY(3px) rotate(45deg)}
.nav__burger[aria-expanded="true"] span:nth-child(2){transform:translateY(-3px) rotate(-45deg)}

.nav-panel{
  position:fixed;inset:52px 0 auto 0;z-index:99;
  background:rgba(10,10,11,.96);backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid var(--line);
  padding:1.5rem var(--gutter) 2rem;
}
.nav-panel[hidden]{display:none}
.nav-panel nav{display:flex;flex-direction:column;gap:.2rem}
.nav-panel nav a{
  font-size:1.7rem;font-weight:500;letter-spacing:-.03em;padding:.45rem 0;
  border-bottom:1px solid rgba(245,245,247,.08);
}
.nav-panel__foot{margin:1.4rem 0 0;font-size:.78rem;color:var(--grey-dark)}
@media(max-width:860px){
  .nav__burger{display:block}
  .nav__cta{margin-left:.6rem}
}
@media(max-width:420px){.nav__cta{display:none}}

/* pagina corrente evidenziata */
.nav__links a[aria-current="page"]{opacity:1}
.nav__links a[aria-current="page"]::after{
  content:"";display:block;height:1px;background:currentColor;margin-top:3px;
}

/* ---------- richiamo materiali (home) ---------- */
.teaser{padding:clamp(5rem,11vw,9rem) var(--gutter);background:var(--near-black)}
.teaser__inner{max-width:var(--maxw);margin:0 auto}
.teaser__body{color:var(--grey);max-width:46ch;margin:1.8rem 0 0;font-size:1.05rem}
.teaser__strip{
  list-style:none;margin:clamp(2.5rem,5vw,4rem) 0 0;padding:0;
  display:grid;grid-template-columns:repeat(6,1fr);gap:clamp(.6rem,1.4vw,1.2rem);
}
.teaser__strip li{position:relative}
.teaser__strip a{display:block}
.teaser__chip{
  display:block;aspect-ratio:3/4;background-size:cover;background-position:center;
  box-shadow:0 0 0 1px var(--line);
  transition:transform .55s var(--ease),box-shadow .4s var(--ease);
}
.teaser__strip a:hover .teaser__chip{transform:translateY(-6px);box-shadow:0 0 0 1px rgba(245,245,247,.4)}
.teaser__name{
  display:block;margin-top:.7rem;font-size:.72rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--grey-dark);
}
.teaser__actions{display:flex;gap:1.6rem;align-items:center;flex-wrap:wrap;margin-top:clamp(2.5rem,5vw,3.5rem)}
@media(max-width:760px){
  .teaser__strip{grid-template-columns:repeat(3,1fr);gap:.8rem}
}

/* ---------- footer multipagina ---------- */
.footer__grid{
  max-width:var(--maxw);margin:0 auto;
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2.5rem;
}
.footer__brand-col p{margin:1rem 0 0;font-size:.86rem;line-height:1.8}
.footer__col{display:flex;flex-direction:column;gap:.55rem;font-size:.86rem}
.footer__col h3{
  margin:0 0 .5rem;font-size:.72rem;font-weight:500;letter-spacing:.14em;
  text-transform:uppercase;color:var(--grey-dark);
}
.footer__col a:hover{color:var(--white)}
@media(max-width:820px){
  .footer__grid{grid-template-columns:1fr 1fr;gap:2rem}
  .footer__brand-col{grid-column:1/-1}
}
@media(max-width:480px){.footer__grid{grid-template-columns:1fr}}

/* ---------- intestazione pagine interne ---------- */
.page-head{
  padding:calc(52px + clamp(4rem,10vw,8rem)) var(--gutter) clamp(3rem,6vw,5rem);
  max-width:var(--maxw);margin:0 auto;
}
.page-head__title{
  font-size:clamp(3rem,8vw,6.5rem);font-weight:600;letter-spacing:-.045em;
  line-height:.98;margin:0;
}
.page-head__lead{color:var(--grey);max-width:46ch;margin:1.8rem 0 0;font-size:1.05rem}

/* ============================================================
   CAROSELLO PIETRE
   Adattato dal pattern "product slider": buffer di slide attorno
   all'indice corrente, centro in evidenza, avanzamento infinito.
   Le lastre non sono foto: le disegna il generatore Canvas2D.
   ============================================================ */
.slider{padding:0 0 clamp(4rem,8vw,7rem)}
.slider__stage{
  position:relative;height:clamp(320px,52vh,540px);overflow:hidden;
  display:flex;align-items:center;justify-content:center;
}
.slider__track{list-style:none;margin:0;padding:0;position:relative;width:100%;height:100%}
.slider__track li{
  position:absolute;top:50%;left:50%;
  width:clamp(180px,22vw,300px);aspect-ratio:3/4;
  margin:0;will-change:transform;
  background-size:cover;background-position:center;
  box-shadow:0 30px 80px rgba(0,0,0,.6),0 0 0 1px rgba(245,245,247,.1);
}
.slider__nav{
  position:absolute;top:50%;transform:translateY(-50%);z-index:10;
  width:44px;height:44px;border-radius:50%;
  background:rgba(245,245,247,.08);backdrop-filter:blur(8px);
  color:var(--white);font-size:1.1rem;
  display:flex;align-items:center;justify-content:center;
  transition:background .3s var(--ease),transform .3s var(--ease);
}
.slider__nav:hover{background:rgba(245,245,247,.2)}
.slider__nav:active{transform:translateY(-50%) scale(.92)}
.slider__nav--prev{left:clamp(1rem,4vw,3rem)}
.slider__nav--next{right:clamp(1rem,4vw,3rem)}

.slider__meta{
  max-width:var(--maxw);margin:clamp(2.5rem,5vw,4rem) auto 0;
  padding:0 var(--gutter);text-align:center;
}
.slider__count{
  margin:0 0 1rem;font-size:.74rem;letter-spacing:.18em;color:var(--grey-dark);
  font-variant-numeric:tabular-nums;
}
.slider__name{
  font-size:clamp(2rem,4.4vw,3.4rem);font-weight:600;letter-spacing:-.035em;margin:0;
}
.slider__origin{
  margin:.6rem 0 0;font-size:.78rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--grey-dark);
}
.slider__desc{color:var(--grey);max-width:52ch;margin:1.4rem auto 2rem}

/* ---------- scheda materiale ---------- */
.sheet{
  position:fixed;inset:0;z-index:200;display:grid;grid-template-columns:1fr 1fr;
  background:var(--near-black);
}
.sheet[hidden]{display:none}
.sheet__img{background-size:cover;background-position:center}
.sheet__body{
  padding:clamp(3rem,7vw,6rem) clamp(1.5rem,5vw,4rem);
  display:flex;flex-direction:column;justify-content:center;gap:1.4rem;
  overflow-y:auto;
}
.sheet__name{font-size:clamp(2.2rem,4.4vw,3.6rem);font-weight:600;letter-spacing:-.035em;margin:0}
.sheet__desc{color:var(--grey);margin:0;max-width:44ch}
.sheet__specs{
  display:grid;grid-template-columns:repeat(2,1fr);gap:1.6rem;
  margin:.6rem 0 1rem;padding-top:1.6rem;border-top:1px solid var(--line);
}
.sheet__specs dt{
  font-size:.7rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;
  color:var(--grey-dark);margin-bottom:.45rem;
}
.sheet__specs dd{margin:0;font-size:1.05rem;font-weight:500}
.sheet__close{
  position:absolute;top:1.2rem;right:1.2rem;z-index:2;width:42px;height:42px;
  border-radius:50%;background:rgba(245,245,247,.1);backdrop-filter:blur(8px);
}
.sheet__close span{
  position:absolute;left:12px;top:20px;width:18px;height:1.5px;background:var(--white);
}
.sheet__close span:nth-child(1){transform:rotate(45deg)}
.sheet__close span:nth-child(2){transform:rotate(-45deg)}
@media(max-width:820px){
  .sheet{grid-template-columns:1fr;grid-template-rows:38vh 1fr}
  .sheet__body{padding-top:2rem}
  .sheet__specs{grid-template-columns:1fr 1fr;gap:1.1rem}
}

/* ---------- finiture ---------- */
.finishes{padding:clamp(5rem,10vw,8rem) var(--gutter);background:var(--near-black)}
.section-head-plain{max-width:var(--maxw);margin:0 auto clamp(2.5rem,5vw,4rem)}
.finishes__grid{
  list-style:none;margin:0 auto;padding:0;max-width:var(--maxw);
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);
}
.finish{background:var(--near-black);padding:clamp(1.6rem,2.6vw,2.4rem);transition:background .5s var(--ease)}
.finish:hover{background:var(--graphite)}
.finish h3{font-size:1.4rem;font-weight:600;letter-spacing:-.03em;margin:0 0 .9rem}
.finish p{margin:0;color:var(--grey);font-size:.94rem}
.finish__note{
  display:block;margin-top:1.4rem;font-size:.7rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--grey-dark);
}
@media(max-width:900px){.finishes__grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.finishes__grid{grid-template-columns:1fr}}

/* ============================================================
   PROGETTI
   ============================================================ */
.works{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter) clamp(4rem,8vw,7rem)}
.work{
  display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,5vw,4.5rem);
  align-items:center;padding:clamp(2.5rem,5vw,4.5rem) 0;
  border-top:1px solid var(--line);
}
.work--flip .work__media{order:2}
.work__media{position:relative;display:block;overflow:hidden}
.work__img{
  display:block;aspect-ratio:4/3;background:var(--graphite);
  background-size:cover;background-position:center;
  transform:scale(1.02);transition:transform 1.1s var(--ease);
}
.work__media:hover .work__img{transform:scale(1.07)}
.work__year{
  position:absolute;top:1rem;left:1rem;z-index:2;
  font-size:.7rem;letter-spacing:.16em;color:var(--white);
  background:rgba(0,0,0,.55);backdrop-filter:blur(6px);padding:.3rem .7rem;border-radius:980px;
}
.work__meta h2{font-size:clamp(1.8rem,3.4vw,2.8rem);font-weight:600;letter-spacing:-.035em;margin:0}
.work__place{
  margin:.6rem 0 0;font-size:.76rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--grey-dark);
}
.work__body{color:var(--grey);margin:1.4rem 0 0;max-width:44ch}
.work__facts{list-style:none;margin:1.8rem 0 0;padding:0;display:flex;flex-direction:column;gap:.6rem}
.work__facts li{
  font-size:.88rem;color:var(--grey);padding-top:.6rem;border-top:1px solid var(--line);
}
.work__facts b{color:var(--white);font-weight:500}
@media(max-width:820px){
  .work,.work--flip{grid-template-columns:1fr}
  .work--flip .work__media{order:0}
}

/* ============================================================
   AZIENDA — testo lungo
   ============================================================ */
.prose{padding:clamp(4rem,9vw,7rem) var(--gutter)}
.prose__inner{max-width:760px;margin:0 auto}
.prose p{color:var(--grey);font-size:1.05rem;margin:1.6rem 0 0;max-width:62ch}
.prose .section-title{margin-bottom:.5rem}

/* le sezioni riusate dalla v1 (figures, quarry, craft) su fondo scuro */
.figures{border-bottom:1px solid var(--line);padding:clamp(3rem,6vw,5rem) var(--gutter)}
.figures__list{
  list-style:none;margin:0 auto;padding:0;max-width:var(--maxw);
  display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;
}
.figures__list li{display:flex;flex-direction:column;gap:.4rem}
.figures__list b{
  font-size:clamp(2.2rem,4.4vw,3.6rem);font-weight:600;letter-spacing:-.04em;
  line-height:1;font-variant-numeric:tabular-nums;
}
.figures__list span{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--grey-dark)}
@media(max-width:760px){.figures__list{grid-template-columns:repeat(2,1fr);gap:2.2rem}}

.quarry{display:grid;grid-template-columns:1fr 1fr;align-items:stretch;background:var(--near-black)}
.quarry__media{position:relative;overflow:hidden;min-height:60vh}
.quarry__layer{
  position:absolute;inset:-12% 0;
  background:
    radial-gradient(120% 80% at 30% 20%,rgba(164,156,144,.4),transparent 60%),
    linear-gradient(160deg,#3a3630 0%,#0d0d0f 55%,#26241f 100%);
  will-change:transform;
}
.quarry__media::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(112deg,rgba(255,255,255,.045) 0 2px,transparent 2px 9px);
  mix-blend-mode:overlay;
}
.quarry__text{padding:clamp(4rem,8vw,7rem) clamp(1.5rem,5vw,4.5rem)}
.quarry__text>p{max-width:46ch;color:var(--grey);margin:1.8rem 0 0}
.quarry__facts{list-style:none;margin:2.6rem 0 0;padding:0;display:flex;flex-direction:column;gap:1.1rem}
.quarry__facts li{padding-top:1.1rem;border-top:1px solid var(--line);color:var(--grey);font-size:.95rem}
.quarry__facts b{font-size:1.5rem;font-weight:600;color:var(--white);display:inline-block;min-width:4.5rem;letter-spacing:-.03em}
@media(max-width:900px){.quarry{grid-template-columns:1fr}.quarry__media{min-height:38vh}}

.craft{padding:clamp(4rem,9vw,7rem) var(--gutter);background:var(--near-black)}
.craft__grid{
  list-style:none;margin:0 auto;padding:0;max-width:var(--maxw);
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);
}
.craft__item{background:var(--near-black);padding:clamp(1.6rem,2.6vw,2.4rem);transition:background .5s var(--ease)}
.craft__item:hover{background:var(--graphite)}
.craft__n{font-size:.68rem;letter-spacing:.2em;color:var(--grey-dark);display:block;margin-bottom:2rem}
.craft__item h3{font-size:1.3rem;font-weight:600;letter-spacing:-.03em;margin:0 0 .7rem}
.craft__item p{margin:0;color:var(--grey);font-size:.92rem}
@media(max-width:900px){.craft__grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.craft__grid{grid-template-columns:1fr}}

/* ============================================================
   CONTATTI
   ============================================================ */
.contact-grid{
  max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter) clamp(5rem,10vw,8rem);
  display:grid;grid-template-columns:1.35fr .65fr;gap:clamp(2.5rem,6vw,5rem);align-items:start;
}
.form{display:flex;flex-direction:column;gap:1.4rem}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem}
.form__field{display:flex;flex-direction:column;gap:.55rem}
.form__field>span{
  font-size:.72rem;font-weight:500;letter-spacing:.14em;
  text-transform:uppercase;color:var(--grey-dark);
}
.form__field input,.form__field select,.form__field textarea{
  width:100%;min-width:0;font:inherit;font-size:.98rem;color:var(--white);
  background:var(--graphite);border:1px solid transparent;border-radius:10px;
  padding:.85rem 1rem;transition:border-color .3s var(--ease),background .3s var(--ease);
}
.form__field textarea{resize:vertical;min-height:120px}
.form__field input:focus,.form__field select:focus,.form__field textarea:focus{
  outline:none;border-color:rgba(245,245,247,.45);background:#191920;
}
.form__field input::placeholder,.form__field textarea::placeholder{color:var(--grey-dark)}
.form .pill--solid{align-self:flex-start;border:0;cursor:pointer}
.form__note{margin:0;font-size:.76rem;color:var(--grey-dark)}

.contact-info{display:flex;flex-direction:column;gap:2rem}
.contact-block h2{
  font-size:.72rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;
  color:var(--grey-dark);margin:0 0 .6rem;
}
.contact-block p{margin:0;line-height:1.8;font-size:.98rem}
.contact-block a:hover{color:var(--white);text-decoration:underline}
@media(max-width:820px){
  .contact-grid{grid-template-columns:1fr}
  .form__row{grid-template-columns:1fr}
}