/* ===================================
   REAL INFISSI – Main Stylesheet
   =================================== */

/* ---------- RESET & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --clr-dark:    #0d1b2a;
  --clr-dark-2:  #162232;
  --clr-gold:    #c9a764;
  --clr-gold-lt: #e8c882;
  --clr-white:   #ffffff;
  --clr-off:     #f7f5f0;
  --clr-text:    #2c2c2c;
  --clr-muted:   #6b7280;
  --clr-border:  #e5e7eb;

  --ff-body:  'Montserrat', sans-serif;
  --ff-serif: 'Playfair Display', serif;

  --shadow-sm: 0 2px 8px rgba(0,0,0,.08);
  --shadow-md: 0 8px 32px rgba(0,0,0,.12);
  --shadow-lg: 0 20px 60px rgba(0,0,0,.18);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 24px;

  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scroll-padding-top: 220px;
}

body {
  font-family: var(--ff-body);
  color: var(--clr-text);
  background: var(--clr-white);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 100px 0; }

/* ---------- TYPOGRAPHY ---------- */
.section-header { text-align: center; margin-bottom: 64px; }
.section-header__pre {
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--clr-gold);
  margin-bottom: 12px;
  display: block;
}
.section-header__title {
  font-family: var(--ff-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.2;
  color: var(--clr-dark);
  margin-bottom: 16px;
}
.section-header__title em { color: var(--clr-gold); font-style: italic; }
.section-header__sub {
  font-size: 1.05rem;
  color: var(--clr-muted);
  max-width: 560px;
  margin: 0 auto;
}
.section-header--light .section-header__title,
.section-header--light .section-header__sub { color: var(--clr-white); }
.section-header--light .section-header__sub { opacity: .75; }

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 4px;
  font-weight: 600;
  font-size: .9rem;
  letter-spacing: .05em;
  transition: var(--transition);
  white-space: nowrap;
}
.btn--primary {
  background: var(--clr-gold);
  color: var(--clr-dark);
}
.btn--primary:hover { background: var(--clr-gold-lt); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201,167,100,.4); }

.btn--outline {
  border: 2px solid rgba(255,255,255,.6);
  color: var(--clr-white);
}
.btn--outline:hover { border-color: var(--clr-gold); color: var(--clr-gold); }

.btn--sm { padding: 10px 20px; font-size: .82rem; }

.btn--full { width: 100%; justify-content: center; }

.btn--facebook {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #1877f2;
  color: #fff;
  padding: 12px 20px;
  border-radius: 4px;
  font-size: .85rem;
  font-weight: 600;
  margin-top: 20px;
  transition: var(--transition);
}
.btn--facebook:hover { background: #1464d8; transform: translateY(-2px); }

/* ---------- HEADER ---------- */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
  padding: 20px 0;
  background: linear-gradient(to bottom, rgba(8,18,30,.7) 0%, transparent 100%);
}
.header--scrolled {
  background: rgba(10,20,32,.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 2px 24px rgba(0,0,0,.4);
  padding: 12px 0;
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.logo__img {
  height: 230px;
  width: auto;
  display: block;
  opacity: 0.5;
  transition: opacity var(--transition), height var(--transition);
}
.logo__img:hover { opacity: 1; }
.header--scrolled .logo__img {
  opacity: 1;
  height: 100px;
}
.logo__img--footer {
  height: 56px;
  opacity: .85;
}
.logo__img--footer:hover { opacity: 1; }

/* Nav */
.nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav__link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 14px;
  color: rgba(255,255,255,.85);
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: color var(--transition);
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 14px;
  right: 14px;
  height: 2px;
  background: #4d9fff;
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.28s cubic-bezier(0.4,0,0.2,1);
}
.nav__link:hover { color: #4d9fff; }
.nav__link:hover::after { transform: scaleX(1); }
.nav__link--cta {
  background: var(--clr-gold);
  color: var(--clr-dark) !important;
  font-weight: 600;
  margin-left: 8px;
}
.nav__link--cta:hover { background: var(--clr-gold-lt); color: var(--clr-dark) !important; }

/* Dropdown */
.nav__item--dropdown { position: relative; }
.nav__dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--clr-dark);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-md);
  padding: 8px;
  min-width: 220px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
}
.nav__item--dropdown:hover .nav__dropdown {
  opacity: 1; pointer-events: all; transform: translateY(0);
}
.nav__dropdown li a {
  display: block;
  padding: 9px 14px;
  color: rgba(255,255,255,.8);
  font-size: .85rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.nav__dropdown li a:hover { background: rgba(201,167,100,.12); color: var(--clr-gold); }

/* Burger */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.burger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--clr-white);
  border-radius: 2px;
  transition: var(--transition);
}
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background: #0a1520;
}
.hero__bg::before { display: none; }
.hero__bg::after  { display: none; }

/* Slideshow – nur opacity, kein transform → kein Layout-Thrashing */
.hero__slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  will-change: opacity;
  transition: opacity 1.2s ease;
}
.hero__slide--1 { background-image: url('../images/prodotti/porte/porta-4.jpeg'); }
.hero__slide--2 { background-image: url('../images/prodotti/porte/porta-9.jpeg'); }
.hero__slide--3 { background-image: url('../images/prodotti/porte/porta-1.jpeg'); }
.hero__slide--4 { background-image: url('../images/prodotti/finestre/finestra-1.jpeg'); }
.hero__slide.active { opacity: 1; }

/* Dark overlay */
.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, rgba(8,16,28,.85) 0%, rgba(8,16,28,.5) 60%, rgba(8,16,28,.25) 100%),
    linear-gradient(to bottom, rgba(8,16,28,.35) 0%, transparent 25%, transparent 75%, rgba(8,16,28,.55) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 160px 24px 100px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}
.hero__pre {
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--clr-gold);
  margin-bottom: 20px;
  opacity: 0;
  animation: fadeUp .7s .2s forwards;
}
.hero__title {
  font-family: var(--ff-serif);
  font-size: clamp(3rem, 7vw, 6rem);
  line-height: 1.05;
  color: var(--clr-white);
  margin-bottom: 28px;
  opacity: 0;
  animation: fadeUp .8s .4s forwards;
}
.hero__title em {
  color: var(--clr-gold);
  font-style: italic;
}
.hero__sub {
  font-size: 1.1rem;
  color: rgba(255,255,255,.72);
  max-width: 560px;
  margin-bottom: 44px;
  line-height: 1.8;
  opacity: 0;
  animation: fadeUp .8s .6s forwards;
}
.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp .8s .8s forwards;
}
.hero__scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.5);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  z-index: 2;
  animation: fadeIn 1s 1.4s both;
}
.hero__scroll-arrow {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(201,167,100,.6), transparent);
  animation: scrollBounce 2s infinite;
}

/* ---------- STATS STRIP ---------- */
.stats {
  background: var(--clr-dark);
  padding: 60px 0;
  position: relative;
}
.stats::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--clr-gold), transparent);
}
.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;

}
.stats__item {
  text-align: center;
  padding: 0 24px;
  border-right: 1px solid rgba(255,255,255,.08);
}
.stats__item:last-child { border-right: none; }
.stats__number {
  font-family: var(--ff-serif);
  font-size: 3.2rem;
  font-weight: 700;
  color: var(--clr-gold);
  line-height: 1;
}
.stats__suffix { font-size: 2rem; color: var(--clr-gold); font-weight: 700; }
.stats__item p {
  font-size: .8rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
  margin-top: 8px;
}

/* ---------- SERVIZI ---------- */
.servizi { background: var(--clr-off); }
.servizi__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.servizi__card {
  background: var(--clr-white);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  box-shadow: var(--shadow-sm);
  transition: background 0.32s ease, box-shadow 0.32s ease, border-bottom-color 0.32s ease;
  border-bottom: 3px solid transparent;
  display: flex;
  flex-direction: column;
}
.servizi__card:hover {
  background: var(--clr-dark);
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--clr-gold);
}
.servizi__card:hover h3 { color: var(--clr-white) !important; }
.servizi__card:hover p { color: rgba(255,255,255,.7) !important; }
.servizi__card:hover .servizi__link { color: var(--clr-gold); }
.servizi__card--featured {
  background: var(--clr-dark);
  color: var(--clr-white);
  border-bottom-color: var(--clr-gold);
}
.servizi__card--featured h3 { color: var(--clr-white) !important; }
.servizi__card--featured p { color: rgba(255,255,255,.7) !important; }
.servizi__card--featured .servizi__link { color: var(--clr-gold); }
.servizi__icon {
  width: 52px; height: 52px;
  color: var(--clr-gold);
  margin-bottom: 20px;
}
.servizi__icon svg { width: 100%; height: 100%; }
.servizi__card h3 {
  font-family: var(--ff-serif);
  font-size: 1.25rem;
  color: var(--clr-dark);
  margin-bottom: 12px;
  transition: color 0.32s ease;
}
.servizi__card p {
  font-size: .9rem;
  color: var(--clr-muted);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 20px;
  transition: color 0.32s ease;
}
.servizi__link {
  font-size: .82rem;
  font-weight: 600;
  color: var(--clr-gold);
  letter-spacing: .05em;
  transition: var(--transition);
  margin-top: auto;
}
.servizi__link:hover { gap: 8px; letter-spacing: .08em; }

/* ---------- PRODOTTI ---------- */
.prodotti { background: var(--clr-white); }
.prodotti__tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 48px;
  justify-content: center;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 10px 28px;
  border: 2px solid var(--clr-border);
  border-radius: 50px;
  font-size: .85rem;
  font-weight: 600;
  color: var(--clr-muted);
  transition: var(--transition);
  letter-spacing: .04em;
}
.tab-btn:hover, .tab-btn--active {
  border-color: var(--clr-gold);
  background: var(--clr-gold);
  color: var(--clr-dark);
}

.prodotti__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.prodotti__card {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
}
.prodotti__card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.prodotti__img {
  height: 220px;
  position: relative;
  overflow: hidden;
}
.prodotti__img--1 { background: linear-gradient(135deg, #d0e8f5 0%, #a8cfe0 100%); }
.prodotti__img--2 { background: linear-gradient(135deg, #c0c8d0 0%, #8898a8 100%); }
.prodotti__img--3 { background: linear-gradient(135deg, #d4c4a8 0%, #b09878 100%); }
.prodotti__img--4 { background: linear-gradient(135deg, #2c3e50 0%, #1a252f 100%); }
.prodotti__img--5 { background: linear-gradient(135deg, #e8e0d8 0%, #c8b8a8 100%); }
.prodotti__img--6 { background: linear-gradient(135deg, #d8e8d0 0%, #a8c898 100%); }

.prodotti__badge {
  position: absolute;
  top: 14px; left: 14px;
  background: var(--clr-gold);
  color: var(--clr-dark);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 50px;
}
.prodotti__badge--gold { background: var(--clr-gold); }

.prodotti__info { padding: 24px; }
.prodotti__cat {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--clr-gold);
  display: block;
  margin-bottom: 8px;
}
.prodotti__info h3 {
  font-family: var(--ff-serif);
  font-size: 1.15rem;
  color: var(--clr-dark);
  margin-bottom: 10px;
}
.prodotti__info p {
  font-size: .86rem;
  color: var(--clr-muted);
  margin-bottom: 18px;
  line-height: 1.6;
}

/* ---------- GALLERY ---------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 48px;
}
.gallery__item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-sm);
  aspect-ratio: 1 / 1;
  cursor: pointer;
  background: var(--clr-border);
}
.gallery__item--hidden { display: none; }
.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}
.gallery__overlay {
  position: absolute;
  inset: 0;
  background: rgba(13,27,42,.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .3s ease;
}
.gallery__overlay svg {
  width: 28px; height: 28px;
  color: var(--clr-white);
}
.gallery__item:hover img { transform: scale(1.08); }
.gallery__item:hover .gallery__overlay { opacity: 1; }

.tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(201,167,100,.2);
  color: var(--clr-gold);
  font-size: .7rem;
  font-weight: 700;
  width: 22px; height: 22px;
  border-radius: 50%;
  margin-left: 6px;
}
.tab-btn--active .tab-count {
  background: rgba(13,27,42,.25);
  color: var(--clr-dark);
}

.gallery__more {
  justify-content: center;
  margin-bottom: 32px;
}
.gallery__more-btn {
  font-size: .9rem;
  padding: 10px 32px;
  border: 2px solid var(--clr-gold);
  color: var(--clr-dark);
}
.gallery__more-btn:hover {
  background: var(--clr-gold);
}
.gallery__more-count {
  opacity: .7;
  font-size: .85em;
}
.prodotti__cta {
  text-align: center;
  padding-top: 16px;
}
.prodotti__cta p {
  color: var(--clr-muted);
  margin-bottom: 20px;
  font-size: .95rem;
}

/* ---------- LIGHTBOX ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.94);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease;
}
.lightbox.open {
  opacity: 1;
  pointer-events: all;
}
.lightbox__img-wrap {
  max-width: 90vw;
  max-height: 88vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox__img-wrap img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: 0 24px 80px rgba(0,0,0,.6);
}
.lightbox__close {
  position: absolute;
  top: 20px; right: 24px;
  color: rgba(255,255,255,.7);
  font-size: 1.6rem;
  line-height: 1;
  padding: 8px;
  transition: color .2s;
}
.lightbox__close:hover { color: var(--clr-white); }
.lightbox__prev,
.lightbox__next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(255,255,255,.7);
  font-size: 3.5rem;
  line-height: 1;
  padding: 0 20px;
  transition: color .2s;
  user-select: none;
}
.lightbox__prev { left: 0; }
.lightbox__next { right: 0; }
.lightbox__prev:hover,
.lightbox__next:hover { color: var(--clr-gold); }
.lightbox__counter {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,.5);
  font-size: .8rem;
  letter-spacing: .1em;
}

/* ---------- CHI SIAMO ---------- */
.chi-siamo { background: var(--clr-off); }

/* Storia Rows */
.storia-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
  margin-bottom: 100px;
}
.storia-row:last-child { margin-bottom: 0; }
.storia-row--reverse .storia-row__img { order: -1; }

.storia-row__label {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}
.storia-num {
  font-family: var(--ff-serif);
  font-size: 2.8rem;
  font-weight: 700;
  color: rgba(201,167,100,.25);
  line-height: 1;
}
.storia-tag {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--clr-gold);
  border-left: 2px solid var(--clr-gold);
  padding-left: 12px;
}
.storia-row__text h3 {
  font-family: var(--ff-serif);
  font-size: 1.7rem;
  color: var(--clr-dark);
  margin-bottom: 18px;
  line-height: 1.25;
}
.storia-row__text p {
  font-size: .92rem;
  color: var(--clr-muted);
  line-height: 1.85;
  margin-bottom: 14px;
}
.storia-row__text p strong { color: var(--clr-dark); font-weight: 600; }
.storia-row__text p em { color: var(--clr-gold); font-style: italic; }

.storia-row__img {
  position: relative;
}
.storia-row__img img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  object-position: center;
  border-radius: var(--radius-lg);
  display: block;
  box-shadow: var(--shadow-lg);
  transition: transform .5s ease;
}
.storia-row__img:hover img { transform: scale(1.02); }

.img-pos--top   { object-position: center top !important; }
.img-pos--center { object-position: center center !important; }

/* Peppe e Zio – etwas höher damit beide Gesichter gut sichtbar sind */
.storia-row--last .storia-row__img img {
  height: 500px;
  object-position: center 15%;
}

/* Row 03 – kein Bild, volle Breite zentriert */
.storia-row--full {
  display: block;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
.storia-row--full .storia-row__text {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.storia-row__caption {
  display: block;
  font-size: .75rem;
  font-style: italic;
  color: var(--clr-muted);
  margin-top: 12px;
  text-align: center;
  letter-spacing: .03em;
}

.chi-siamo__quote {
  border-left: 3px solid var(--clr-gold);
  padding: 16px 24px;
  margin: 0 0 32px;
  background: rgba(201,167,100,.06);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.chi-siamo__quote p {
  font-family: var(--ff-serif);
  font-size: 1.05rem;
  font-style: italic;
  color: var(--clr-dark);
  line-height: 1.6;
  margin: 0;
}

/* ---------- SHOWROOM ---------- */
.showroom { background: var(--clr-white); }

.showroom__info {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  margin-bottom: 52px;
  flex-wrap: wrap;
}
.showroom__address {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--clr-off);
  border-radius: var(--radius-md);
  padding: 16px 24px;
  border-left: 3px solid var(--clr-gold);
}
.showroom__address-icon {
  width: 40px; height: 40px;
  background: rgba(201,167,100,.15);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-gold);
  flex-shrink: 0;
}
.showroom__address-icon svg { width: 20px; height: 20px; }
.showroom__address strong { display: block; font-size: .95rem; color: var(--clr-dark); font-weight: 600; }
.showroom__address span  { font-size: .85rem; color: var(--clr-muted); }
.showroom__map-link { display: flex; flex-direction: column; gap: 2px; transition: var(--transition); }
.showroom__map-link:hover strong { color: var(--clr-gold); }
.showroom__map-link:hover span { color: var(--clr-gold); }

/* Carousel */
.showroom__carousel {
  position: relative;
  max-width: 500px;
  margin: 0 auto;
}
.carousel__track-wrap {
  overflow: hidden;
  border-radius: var(--radius-lg);
}
.carousel__track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4,0,0.2,1);
  will-change: transform;
}
.carousel__slide {
  flex: 0 0 100%;
  padding: 0;
  cursor: pointer;
}
.carousel__slide img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--radius-lg);
  display: block;
}

.carousel__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 48px; height: 48px;
  background: var(--clr-white);
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  font-size: 1.8rem;
  color: var(--clr-dark);
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
  line-height: 1;
}
.carousel__btn:hover { background: var(--clr-gold); color: var(--clr-dark); }
.carousel__btn--prev { left: -24px; }
.carousel__btn--next { right: -24px; }

.carousel__dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}
.carousel__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--clr-border);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}
.carousel__dot--active {
  background: var(--clr-gold);
  transform: scale(1.3);
}

/* ---------- PERCHÉ ---------- */
.perche {
  background: var(--clr-dark);
  position: relative;
  overflow: hidden;
}
.perche::before {
  content: '';
  position: absolute;
  top: -50%; right: -20%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(201,167,100,.08) 0%, transparent 60%);
  pointer-events: none;
}
.perche__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.perche__item {
  padding: 32px 0;
  border-top: 2px solid rgba(255,255,255,.08);
  transition: var(--transition);
}
.perche__item:hover { border-top-color: var(--clr-gold); }
.perche__num {
  font-family: var(--ff-serif);
  font-size: 3.5rem;
  color: rgba(201,167,100,.2);
  line-height: 1;
  margin-bottom: 16px;
  font-weight: 700;
  transition: var(--transition);
}
.perche__item:hover .perche__num { color: rgba(201,167,100,.5); }
.perche__item h3 {
  font-family: var(--ff-serif);
  font-size: 1.15rem;
  color: var(--clr-white);
  margin-bottom: 12px;
}
.perche__item p {
  font-size: .87rem;
  color: rgba(255,255,255,.55);
  line-height: 1.7;
}

/* ---------- CONTATTI ---------- */
.contatti { background: var(--clr-white); }
.contatti__layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}
.contatti__info .section-header__title { text-align: left; margin-bottom: 16px; }
.contatti__info > p { color: var(--clr-muted); margin-bottom: 40px; }

.contatti__details { display: flex; flex-direction: column; gap: 24px; }
.contatti__detail {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.contatti__detail-icon {
  width: 44px; height: 44px;
  background: var(--clr-off);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-gold);
  flex-shrink: 0;
}
.contatti__detail-icon svg { width: 20px; height: 20px; }
.contatti__detail strong {
  display: block;
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--clr-muted);
  margin-bottom: 2px;
}
.contatti__detail a,
.contatti__detail span { font-size: .95rem; color: var(--clr-dark); font-weight: 500; }
.contatti__detail a:hover { color: var(--clr-gold); }

/* Map */
.contatti__map {
  height: 380px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 48px;
  box-shadow: var(--shadow-md);
}
.contatti__map iframe { display: block; }

/* Form */
.contatti__form {
  background: var(--clr-off);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: var(--shadow-sm);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.form-group label {
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--clr-muted);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 13px 16px;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-sm);
  font-family: var(--ff-body);
  font-size: .92rem;
  color: var(--clr-text);
  background: var(--clr-white);
  transition: var(--transition);
  outline: none;
  width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--clr-gold);
  box-shadow: 0 0 0 3px rgba(201,167,100,.15);
}
.form-group textarea { resize: vertical; }
.form-group--check {
  flex-direction: row;
  align-items: flex-start;
  gap: 10px;
}
.form-group--check input { width: auto; margin-top: 3px; flex-shrink: 0; }
.form-group--check label {
  font-size: .82rem;
  text-transform: none;
  letter-spacing: 0;
  color: var(--clr-muted);
}
.form-group--check a { color: var(--clr-gold); }
.form-note {
  text-align: center;
  font-size: .75rem;
  color: var(--clr-muted);
  margin-top: 12px;
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--clr-dark);
  padding: 80px 0 0;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer__brand .logo { margin-bottom: 20px; }
.footer__brand p {
  font-size: .87rem;
  color: rgba(255,255,255,.45);
  line-height: 1.7;
  max-width: 280px;
}
.footer__social {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}
.footer__social a {
  width: 38px; height: 38px;
  background: rgba(255,255,255,.06);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.6);
  transition: var(--transition);
}
.footer__social a svg { width: 18px; height: 18px; }
.footer__social a:hover { background: var(--clr-gold); color: var(--clr-dark); }

.footer__col h4 {
  font-size: .75rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: 20px;
  font-weight: 600;
}
.footer__col ul { display: flex; flex-direction: column; gap: 10px; }
.footer__col ul li a,
.footer__col ul li {
  font-size: .87rem;
  color: rgba(255,255,255,.55);
  transition: var(--transition);
  line-height: 1.4;
}
.footer__col ul li a:hover { color: var(--clr-gold); }
.footer__contacts li { display: block; }

.footer__bottom {
  padding: 20px 0;
}
.footer__bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.footer__bottom p {
  font-size: .78rem;
  color: rgba(255,255,255,.3);
}

/* ---------- COOKIE BANNER ---------- */
.cookie-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--clr-dark);
  border-top: 2px solid var(--clr-gold);
  z-index: 9999;
  padding: 20px 0;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
}
.cookie-banner.visible { transform: translateY(0); }
.cookie-banner__inner {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.cookie-banner__text {
  flex: 1;
  min-width: 260px;
  font-size: .85rem;
  color: rgba(255,255,255,.75);
  line-height: 1.7;
}
.cookie-banner__text a {
  color: var(--clr-gold);
  text-decoration: underline;
}
.cookie-banner__actions {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
}
.cookie-btn--accept {
  background: var(--clr-gold);
  color: var(--clr-dark);
  border: none;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--ff-body);
  font-size: .85rem;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition);
}
.cookie-btn--accept:hover { background: var(--clr-gold-lt); }
.cookie-btn--decline {
  background: transparent;
  color: rgba(255,255,255,.5);
  border: 1px solid rgba(255,255,255,.2);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-family: var(--ff-body);
  font-size: .85rem;
  cursor: pointer;
  transition: all var(--transition);
}
.cookie-btn--decline:hover { color: var(--clr-white); border-color: rgba(255,255,255,.5); }

@media (max-width: 480px) {
  .cookie-banner__inner { flex-direction: column; align-items: flex-start; gap: 16px; }
  .cookie-banner__actions { width: 100%; }
  .cookie-btn--accept, .cookie-btn--decline { flex: 1; text-align: center; }
}

/* ---------- FLOATING BUTTONS ---------- */
.wa-fab {
  position: fixed;
  bottom: 100px; right: 32px;
  width: 56px; height: 56px;
  background: #25d366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: white;
  box-shadow: 0 6px 24px rgba(37,211,102,.4);
  z-index: 999;
  transition: var(--transition);
}
.wa-fab svg { width: 26px; height: 26px; }
.wa-fab:hover { background: #1ebe5a; transform: scale(1.1); }

.fb-fab {
  position: fixed;
  bottom: 32px; right: 32px;
  width: 56px; height: 56px;
  background: #1877f2;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: white;
  box-shadow: 0 6px 24px rgba(24,119,242,.4);
  z-index: 999;
  transition: var(--transition);
}
.fb-fab svg { width: 26px; height: 26px; }
.fb-fab:hover { background: #1464d8; transform: scale(1.1); }

/* ---------- ANIMATIONS ---------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes scrollBounce {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50%       { transform: scaleY(0.5); opacity: 0.4; }
}

/* Scroll-reveal */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* ---------- RESPONSIVE ---------- */

/* ── Tablet Landscape ≤1024px ── */
@media (max-width: 1024px) {
  html { scroll-padding-top: 150px; }
  .logo__img { height: 120px; }
  .header { padding: 16px 0; }
  .servizi__grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .gallery { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .perche__grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .stats__item { border-right: none; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .storia-row { gap: 48px; }
  .contatti__layout { gap: 48px; }
  .contatti__form { padding: 36px 32px; }
}

/* ── Tablet Portrait ≤768px ── */
@media (max-width: 768px) {
  html { scroll-padding-top: 102px; }
  .section { padding: 60px 0; }
  .section-header { margin-bottom: 40px; }
  .logo__img { height: 160px; }
  .header { padding: 10px 0; }
  .header--scrolled { padding: 8px 0; }

  /* Mobile nav */
  .nav {
    position: fixed;
    top: 0; right: -100%;
    width: min(320px, 100vw);
    height: 100vh;
    background: var(--clr-dark);
    display: flex;
    align-items: flex-start;
    padding: 80px 32px 40px;
    transition: right var(--transition);
    box-shadow: -8px 0 40px rgba(0,0,0,.4);
    z-index: 999;
    overflow-y: auto;
  }
  .nav.open { right: 0; }
  .nav__list { flex-direction: column; gap: 4px; width: 100%; }
  .nav__link { font-size: 1rem; padding: 12px 0; }
  .nav__link::after { display: none; }
  .nav__link--cta { margin-left: 0; margin-top: 16px; justify-content: center; }
  .nav__dropdown {
    position: static;
    opacity: 1; pointer-events: all; transform: none;
    border: none;
    background: rgba(255,255,255,.05);
    margin: 4px 0;
    border-radius: var(--radius-sm);
    padding: 4px;
    display: none;
  }
  .nav__item--dropdown:hover .nav__dropdown { display: block; }
  .burger { display: flex; z-index: 1001; }

  /* Hero */
  .hero__content { padding: 108px 24px 72px; }
  .hero__title { font-size: clamp(2.2rem, 8vw, 3.5rem); }
  .hero__sub { font-size: .95rem; margin-bottom: 32px; }
  .hero__actions { flex-direction: column; gap: 12px; align-items: flex-start; }
  .hero__actions .btn { width: 100%; max-width: 300px; justify-content: center; }
  .hero__scroll-hint { display: none; }

  /* Stats */
  .stats { padding: 48px 0; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .stats__number { font-size: 2.4rem; }
  .stats__suffix { font-size: 1.6rem; }

  /* Servizi */
  .servizi__grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .servizi__card { padding: 26px 20px; }

  /* Gallery */
  .gallery { grid-template-columns: repeat(2, 1fr); gap: 8px; }

  /* Showroom */
  .showroom__info { gap: 16px; margin-bottom: 36px; }
  .showroom__address { padding: 14px 18px; }
  .carousel__btn--prev { left: 4px; }
  .carousel__btn--next { right: 4px; }

  /* Perché */
  .perche__grid { grid-template-columns: repeat(2, 1fr); gap: 0; }

  /* Chi Siamo */
  .storia-row { grid-template-columns: 1fr; gap: 28px; margin-bottom: 52px; }
  .storia-row__text { order: 1; }
  .storia-row__img { order: 2; }
  .storia-row--reverse .storia-row__img { order: 2; }
  .storia-row--full { max-width: 100%; }
  .storia-row__img img { height: auto; aspect-ratio: 4/3; }
  .storia-row--last .storia-row__img img { aspect-ratio: 4/3; object-position: center 20%; }
  .storia-row__img .img-pos--top { object-position: center top !important; }
  .storia-row__text h3 { font-size: 1.4rem; }

  /* Contatti */
  .contatti__layout { grid-template-columns: 1fr; gap: 40px; }
  .contatti__form { padding: 28px 24px; }
  .form-row { grid-template-columns: 1fr; }
  .contatti__map { height: 300px; margin-top: 36px; }

  /* Footer */
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer__bottom-inner { flex-direction: column; text-align: center; gap: 6px; }

  /* Lightbox */
  .lightbox__prev, .lightbox__next { font-size: 2.4rem; padding: 0 10px; }

  /* FAB */
  .wa-fab { bottom: 84px; right: 20px; width: 50px; height: 50px; }
  .wa-fab svg { width: 22px; height: 22px; }
  .fb-fab { bottom: 20px; right: 20px; width: 50px; height: 50px; }
  .fb-fab svg { width: 22px; height: 22px; }
}

/* ── Mobile ≤480px ── */
@media (max-width: 480px) {
  html { scroll-padding-top: 82px; }
  .container { padding: 0 16px; }
  .section { padding: 48px 0; }
  .section-header { margin-bottom: 28px; }
  .logo__img { height: 140px; }
  .header { padding: 8px 0; }
  .header--scrolled { padding: 6px 0; }

  /* Hero */
  .hero__content { padding: 88px 16px 56px; }
  .hero__title { font-size: clamp(1.8rem, 7vw, 2.6rem); }
  .hero__sub { font-size: .88rem; max-width: 100%; }
  .hero__actions .btn { max-width: 100%; }

  /* Stats */
  .stats { padding: 36px 0; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .stats__number { font-size: 1.9rem; }
  .stats__suffix { font-size: 1.3rem; }
  .stats__item { padding: 0 12px; }
  .stats__item p { font-size: .7rem; }

  /* Servizi */
  .servizi__grid { grid-template-columns: 1fr; gap: 12px; }
  .servizi__card { padding: 24px 18px; }
  .servizi__icon { width: 44px; height: 44px; margin-bottom: 16px; }

  /* Showroom */
  .showroom__info { flex-direction: column; gap: 16px; text-align: center; margin-bottom: 28px; }
  .showroom__address { width: 100%; justify-content: center; }
  .showroom__carousel { max-width: 100%; }
  .carousel__btn--prev { left: 2px; }
  .carousel__btn--next { right: 2px; }

  /* Prodotti tabs */
  .prodotti__tabs { gap: 6px; margin-bottom: 28px; }
  .tab-btn { padding: 8px 16px; font-size: .8rem; }

  /* Gallery */
  .gallery { grid-template-columns: repeat(2, 1fr); gap: 6px; }

  /* Perché */
  .perche__grid { grid-template-columns: 1fr; }
  .perche__item { padding: 24px 0; }
  .perche__num { font-size: 2.8rem; }

  /* Chi Siamo */
  .storia-row { gap: 20px; margin-bottom: 40px; }
  .storia-row__text { order: 1; }
  .storia-row__img { order: 2; }
  .storia-row__img img { height: auto; aspect-ratio: 4/3; }
  .storia-row--last .storia-row__img img { aspect-ratio: 4/3; }
  .storia-row__text h3 { font-size: 1.25rem; }
  .storia-row__text p { font-size: .88rem; }
  .storia-num { font-size: 2.2rem; }

  /* Contatti */
  .contatti__form { padding: 24px 16px; border-radius: var(--radius-md); }
  .contatti__detail-icon { width: 38px; height: 38px; }
  .contatti__detail-icon svg { width: 17px; height: 17px; }
  .contatti__map { height: 240px; margin-top: 32px; }

  /* Footer */
  .footer { padding: 48px 0 0; }
  .footer__grid { grid-template-columns: 1fr; gap: 28px; }
  .footer__social { gap: 10px; }

  /* Lightbox */
  .lightbox__close { top: 12px; right: 12px; font-size: 1.3rem; }
  .lightbox__prev, .lightbox__next { font-size: 2rem; padding: 0 6px; }
  .lightbox__img-wrap img { max-height: 72vh; }

  /* FAB */
  .wa-fab { bottom: 72px; right: 16px; width: 46px; height: 46px; }
  .wa-fab svg { width: 20px; height: 20px; }
  .fb-fab { bottom: 16px; right: 16px; width: 46px; height: 46px; }
  .fb-fab svg { width: 20px; height: 20px; }
}