/* ===========================================================================
   Ammirato Marmi - Sito vetrina
   Palette marmo: crema, inchiostro, bronzo, pietra
   =========================================================================== */

:root{
  --cream:#FAF8F5;
  --cream-2:#F2EEE7;
  --ink:#1C1916;
  --ink-soft:#4A443C;
  --bronze:#8C7B5E;
  --bronze-d:#6F6045;
  --stone:#B5AFA7;
  --line:#E4DED5;
  --white:#ffffff;
  --serif:'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --sans:'Manrope', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --maxw:1160px;
  --shadow:0 20px 50px -25px rgba(28,25,22,.35);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--ink);
  background:var(--cream);
  font-weight:400;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

h1,h2,h3,h4{font-family:var(--serif);font-weight:500;line-height:1.1;margin:0}
h2{font-size:clamp(2rem,4.5vw,3.2rem);letter-spacing:.5px}
h3{font-size:1.5rem}
p{margin:0 0 1rem}

/* ---------- Bottoni ---------- */
.btn{
  display:inline-block;
  padding:.9rem 1.9rem;
  font-family:var(--sans);
  font-weight:600;
  font-size:.82rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  border-radius:2px;
  transition:.25s ease;
  cursor:pointer;
  border:1px solid transparent;
}
.btn--gold{background:var(--bronze);color:#fff}
.btn--gold:hover{background:var(--bronze-d)}
.btn--ghost{border-color:currentColor;color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.hero .btn--ghost{color:#fff}
.hero .btn--ghost:hover{background:#fff;color:var(--ink)}

/* ---------- Nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  transition:.3s ease;
}
.nav__wrap{
  max-width:var(--maxw);margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:1.4rem 1.5rem;
}
.nav__logo{display:flex;flex-direction:column;line-height:1}
.nav__logo-img{height:48px;width:auto;display:block}
.nav__logo-name{font-family:var(--serif);font-size:1.5rem;font-weight:600;color:#fff;transition:color .3s}
.nav__logo-sub{font-size:.62rem;letter-spacing:.34em;text-transform:uppercase;color:var(--stone);margin-top:3px}
.nav__links{display:flex;align-items:center;gap:2rem}
.nav__links a{
  font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;font-weight:500;
  color:#fff;transition:color .2s;position:relative;
}
.nav__links a:not(.nav__cta):hover{color:var(--stone)}
.nav__cta{border:1px solid rgba(255,255,255,.6);padding:.55rem 1.2rem;border-radius:2px}
.nav__cta:hover{background:#fff;color:var(--ink)!important}

/* stato "scrollato": barra chiara */
.nav.is-scrolled{background:var(--cream);box-shadow:0 6px 24px -18px rgba(0,0,0,.5)}
.nav.is-scrolled .nav__logo-name{color:var(--ink)}
.nav.is-scrolled .nav__links a{color:var(--ink)}
.nav.is-scrolled .nav__links a:not(.nav__cta):hover{color:var(--bronze)}
.nav.is-scrolled .nav__cta{border-color:var(--ink)}
.nav.is-scrolled .nav__cta:hover{background:var(--ink);color:#fff!important}

.nav__burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.nav__burger span{width:26px;height:2px;background:#fff;transition:.3s}
.nav.is-scrolled .nav__burger span{background:var(--ink)}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:100vh;
  display:flex;align-items:center;
  color:#fff;text-align:center;
  --hero-img:none;
  background:
    linear-gradient(rgba(20,18,15,.55),rgba(20,18,15,.65)),
    var(--hero-img),
    linear-gradient(135deg,#2b2622 0%,#3d362e 45%,#57493a 100%);
  background-size:cover;background-position:center;
}
.hero__inner{max-width:820px;margin:0 auto;padding:6rem 1.5rem}
.hero__eyebrow{
  font-size:.78rem;letter-spacing:.26em;text-transform:uppercase;
  color:var(--stone);margin-bottom:1.5rem;
}
.hero__title{font-size:clamp(2.6rem,7vw,5.2rem);font-weight:500;margin-bottom:1.4rem}
.hero__lead{font-size:1.18rem;max-width:600px;margin:0 auto 2.4rem;color:rgba(255,255,255,.9)}
.hero__actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.hero__scroll{
  position:absolute;bottom:26px;left:50%;transform:translateX(-50%);
  font-size:1.4rem;color:rgba(255,255,255,.75);animation:bob 2s ease-in-out infinite;
}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,8px)}}

/* ---------- Hero slideshow (dissolvenza) ---------- */
.hero--slides{background:#2b2622}
.hero__slides{position:absolute;inset:0;z-index:0;overflow:hidden}
.hero__slide{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:0;transition:opacity 1.8s ease-in-out;
}
.hero__slide.is-active{opacity:1;animation:heroKen 8s ease-out forwards}
@keyframes heroKen{from{transform:scale(1.01)}to{transform:scale(1.09)}}
.hero__scrim{position:absolute;inset:0;z-index:1;background:linear-gradient(rgba(20,18,15,.52),rgba(20,18,15,.66))}
.hero--slides .hero__inner{position:relative;z-index:2}
.hero--slides .hero__scroll{z-index:2}
@media(prefers-reduced-motion:reduce){.hero__slide.is-active{animation:none}}

/* ---------- Stats ---------- */
.stats{
  max-width:var(--maxw);margin:0 auto;
  display:grid;grid-template-columns:repeat(3,1fr);
  text-align:center;padding:3.5rem 1.5rem;gap:1.5rem;
}
.stats__item strong{display:block;font-family:var(--serif);font-size:2.8rem;color:var(--bronze);line-height:1}
.stats__item span{font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft)}

/* ---------- Sezioni ---------- */
.section{max-width:var(--maxw);margin:0 auto;padding:5.5rem 1.5rem}
.section--tinted{max-width:none;background:var(--cream-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--tinted > *{max-width:var(--maxw);margin-left:auto;margin-right:auto}
.section__head{text-align:center;margin-bottom:3rem}
.kicker{font-size:.76rem;letter-spacing:.24em;text-transform:uppercase;color:var(--bronze);margin-bottom:.7rem}

.about{max-width:760px;margin:0 auto;text-align:center;font-size:1.2rem;color:var(--ink-soft)}
.about p{margin-bottom:1.3rem}

/* ---------- Cards servizi ---------- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.card{
  background:var(--white);border:1px solid var(--line);border-radius:4px;
  padding:2rem 1.6rem;transition:.28s ease;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--stone)}
.card__num{font-family:var(--serif);font-size:1.6rem;color:var(--stone);margin-bottom:.8rem}
.card h3{margin-bottom:.6rem;font-size:1.3rem}
.card p{font-size:.95rem;color:var(--ink-soft);margin:0}

/* ---------- Valori ---------- */
.values{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem 3rem;max-width:900px;margin:0 auto}
.value{padding-left:1.4rem;border-left:2px solid var(--bronze)}
.value h4{font-size:1.4rem;margin-bottom:.4rem}
.value p{color:var(--ink-soft);margin:0}

/* ---------- Galleria ---------- */
.gallery{
  display:grid;grid-template-columns:repeat(3,1fr);gap:14px;
}
.gallery__item{
  overflow:hidden;border-radius:4px;aspect-ratio:4/3;background:var(--cream-2);cursor:pointer;
}
.gallery__item img{width:100%;height:100%;object-fit:cover;transition:.5s ease}
.gallery__item:hover img{transform:scale(1.07)}
.gallery__empty{text-align:center;color:var(--ink-soft);font-size:1.1rem}

/* ---------- Area Partner ---------- */
.partner__box{
  max-width:640px;margin:0 auto;text-align:center;
  background:var(--ink);color:#fff;padding:2.8rem 2.4rem;border-radius:8px;
  box-shadow:var(--shadow);
}
.partner__box p{color:rgba(255,255,255,.82);font-size:1.1rem;margin-bottom:1.6rem}

/* ---------- Contatti ---------- */
.contact__grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
.contact__row{
  display:flex;flex-direction:column;padding:1rem 0;border-bottom:1px solid var(--line);margin:0;
}
.contact__row span{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--bronze);margin-bottom:.25rem}
.contact__row a:hover{color:var(--bronze)}
.contact__cta{background:var(--ink);color:#fff;padding:2.6rem;border-radius:6px;text-align:center}
.contact__cta h3{color:#fff;margin-bottom:.6rem}
.contact__cta p{color:rgba(255,255,255,.75)}
.contact__cta .btn{margin:.4rem .3rem 0}

/* ---------- Footer ---------- */
.footer{background:#161310;color:#cfc8bd}
.footer__wrap{
  max-width:var(--maxw);margin:0 auto;padding:2.6rem 1.5rem;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1.2rem;
}
.footer__name{font-family:var(--serif);font-size:1.5rem;color:#fff}
.footer__sub{font-size:.8rem;color:var(--stone);letter-spacing:.06em}
.footer__meta{display:flex;flex-direction:column;text-align:right;gap:.3rem;font-size:.78rem;color:#8f877b}

/* ---------- Lightbox ---------- */
.lightbox{
  position:fixed;inset:0;z-index:100;display:none;
  align-items:center;justify-content:center;
  background:rgba(15,13,11,.94);padding:3vw;
}
.lightbox.is-open{display:flex}
.lightbox img{max-width:92vw;max-height:90vh;border-radius:4px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lightbox__close{
  position:absolute;top:18px;right:26px;font-size:2.4rem;line-height:1;
  color:#fff;background:none;border:0;cursor:pointer;opacity:.8;
}
.lightbox__close:hover{opacity:1}

/* ===========================================================================
   MULTI-PAGINA: nav piena, pagine interne, categorie
   =========================================================================== */
.nav.is-solid{background:var(--cream);box-shadow:0 6px 24px -18px rgba(0,0,0,.5)}
.nav.is-solid .nav__logo-name{color:var(--ink)}
.nav.is-solid .nav__links a{color:var(--ink)}
.nav.is-solid .nav__links a:not(.nav__cta):hover{color:var(--bronze)}
.nav.is-solid .nav__cta{border-color:var(--ink)}
.nav.is-solid .nav__cta:hover{background:var(--ink);color:#fff!important}
.nav.is-solid .nav__burger span{background:var(--ink)}

.nav__links a.is-active{color:var(--bronze)!important}
.nav__links a.is-active:not(.nav__cta)::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--bronze)}

.pagebanner{padding:150px 1.5rem 58px;text-align:center;background:var(--cream-2);border-bottom:1px solid var(--line)}
.pagebanner .kicker{margin-bottom:.6rem}
.pagebanner h1{font-family:var(--serif);font-weight:500;font-size:clamp(2.2rem,5vw,3.4rem)}

.section-intro{max-width:680px;margin:0 auto 3rem;text-align:center;font-size:1.15rem;color:var(--ink-soft)}

.catgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.catcard{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;transition:.28s ease;color:inherit}
.catcard:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--stone)}
.catcard__img{aspect-ratio:4/3;background:var(--cream-2) center/cover no-repeat;display:flex;align-items:center;justify-content:center}
.catcard__ph{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--stone)}
.catcard__body{padding:1.4rem 1.5rem 1.6rem;flex:1;display:flex;flex-direction:column}
.catcard__body h3{font-size:1.4rem;margin-bottom:.4rem}
.catcard__body p{font-size:.95rem;color:var(--ink-soft);margin:0 0 1rem;flex:1}
.catcard__link{font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;font-weight:600;color:var(--bronze)}

/* ===========================================================================
   RESPONSIVE
   =========================================================================== */
@media(max-width:900px){.catgrid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.catgrid{grid-template-columns:1fr}.pagebanner{padding-top:118px}}
@media(max-width:900px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .contact__grid{grid-template-columns:1fr;gap:2rem}
}
@media(max-width:640px){
  .nav__burger{display:flex}
  .nav__links{
    position:fixed;top:0;right:0;height:100vh;width:74%;max-width:320px;
    flex-direction:column;justify-content:center;gap:2rem;
    background:var(--cream);transform:translateX(100%);transition:.35s ease;
    box-shadow:-20px 0 60px -30px rgba(0,0,0,.5);
  }
  .nav__links.is-open{transform:translateX(0)}
  .nav__links a{color:var(--ink)!important;font-size:1rem}
  .nav__cta{border-color:var(--ink)}
  .stats{grid-template-columns:1fr;gap:2rem}
  .cards{grid-template-columns:1fr}
  .values{grid-template-columns:1fr;gap:1.6rem}
  .footer__wrap{flex-direction:column;text-align:center}
  .footer__meta{text-align:center}
  .section{padding:4rem 1.3rem}
}