/*
  LUXIMA LIGHT DESIGN - demo B2B
  Sistema visivo statico e senza dipendenze esterne.
*/

:root {
  --paper: #f6f3ed;
  --paper-deep: #ece7de;
  --white: #fffdf9;
  --ink: #1d1d1a;
  --ink-soft: #56554f;
  --stone: #b6b0a6;
  --line: rgba(29, 29, 26, 0.18);
  --night: #171715;
  --champagne: #c7a86f;
  --champagne-light: #dcc799;
  --header-height: 88px;
  --radius: 2px;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --font-sans: "Helvetica Neue", "Avenir Next", Avenir, Arial, sans-serif;
  --font-display: "Helvetica Neue", "Avenir Next", Avenir, Arial, sans-serif;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 80px;
  --space-10: 96px;
  --space-11: 128px;
  --container: 1360px;
  --touch-target: 48px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body.nav-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { color: inherit; font: inherit; }
button { cursor: pointer; }
p, h1, h2, h3, dl, dd { margin-top: 0; }
h1, h2, h3 {
  margin-bottom: 0;
  font-family: var(--font-display);
  font-weight: 300;
  letter-spacing: -0.045em;
  line-height: 0.98;
}
h1 { font-size: clamp(4rem, 8.8vw, 9.2rem); }
h2 { font-size: clamp(2.65rem, 5.1vw, 5.8rem); }
h3 { font-size: clamp(1.45rem, 2vw, 2rem); }

:focus-visible { outline: 2px solid var(--champagne); outline-offset: 4px; }
::selection { background: var(--champagne-light); color: var(--ink); }

.shell { width: min(calc(100% - 64px), 1360px); margin-inline: auto; }
.section { padding-block: clamp(88px, 10vw, 160px); }
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  transform: translateY(-150%);
  background: var(--white);
  color: var(--ink);
}
.skip-link:focus { transform: translateY(0); }

.eyebrow {
  margin-bottom: 22px;
  color: var(--ink-soft);
  font-size: .69rem;
  font-weight: 600;
  letter-spacing: .19em;
  line-height: 1.3;
  text-transform: uppercase;
}
.eyebrow--light { color: rgba(255, 253, 249, .7); }
.lead { font-size: clamp(1.35rem, 2.2vw, 2rem); font-weight: 300; letter-spacing: -.025em; line-height: 1.35; }
.note { color: var(--ink-soft); font-size: .8rem; line-height: 1.65; }
.micro-label {
  display: block;
  margin-bottom: 10px;
  color: var(--champagne);
  font-size: .66rem;
  font-weight: 600;
  letter-spacing: .17em;
  text-transform: uppercase;
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 14px 25px;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .105em;
  line-height: 1.2;
  text-align: center;
  text-transform: uppercase;
  transition: background-color .35s var(--ease), border-color .35s var(--ease), color .35s var(--ease), transform .35s var(--ease);
}
.button:hover { transform: translateY(-2px); }
.button--small { min-height: 42px; padding: 11px 18px; font-size: .64rem; }
.button--dark { background: var(--ink); color: var(--white); }
.button--dark:hover { background: var(--champagne); color: var(--ink); }
.button--light { background: var(--white); color: var(--ink); }
.button--light:hover { background: var(--champagne-light); }
.button--outline { border-color: var(--line); background: transparent; }
.button--outline:hover { border-color: var(--ink); }
.button--ghost-light { border-color: rgba(255, 255, 255, .42); color: var(--white); }
.button--ghost-light:hover { border-color: var(--white); background: rgba(255,255,255,.1); }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.button-row--center { justify-content: center; }
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  border-bottom: 1px solid currentColor;
  padding-bottom: 7px;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.text-link span { transition: transform .3s var(--ease); }
.text-link:hover span { transform: translate(3px, -3px); }

/* Header */
.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  transition: background-color .35s ease, border-color .35s ease, color .35s ease, height .35s ease;
}
.site-header--solid,
.site-header.is-scrolled { border-color: var(--line); background: rgba(246, 243, 237, .96); color: var(--ink); backdrop-filter: blur(14px); }
.site-header--transparent:not(.is-scrolled) { color: var(--white); }
.site-header.is-scrolled { height: 74px; }
.header-inner { display: flex; height: 100%; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; flex-direction: column; flex: 0 0 auto; line-height: 1; }
.brand-name { font-size: 1.25rem; font-weight: 700; letter-spacing: .18em; }
.brand-descriptor { margin-top: 5px; font-size: .48rem; font-weight: 600; letter-spacing: .3em; }
.primary-nav { display: flex; align-items: center; gap: clamp(18px, 2vw, 34px); }
.primary-nav > a:not(.button) {
  position: relative;
  font-size: .69rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.primary-nav > a:not(.button)::after {
  position: absolute;
  right: 0; bottom: -8px; left: 0;
  height: 1px;
  transform: scaleX(0);
  transform-origin: right;
  background: currentColor;
  content: "";
  transition: transform .3s var(--ease);
}
.primary-nav > a:not(.button):hover::after,
.primary-nav > a[aria-current="page"]::after { transform: scaleX(1); transform-origin: left; }
.site-header--transparent:not(.is-scrolled) .nav-cta { background: var(--white); color: var(--ink); }
.nav-toggle { display: none; width: 46px; height: 46px; border: 0; padding: 13px 9px; background: transparent; }
.nav-toggle span { display: block; width: 100%; height: 1px; margin: 6px 0; background: currentColor; transition: transform .3s ease; }

/* Home hero */
.hero { position: relative; min-height: max(680px, 100svh); overflow: hidden; background: var(--night); color: var(--white); }
.hero-media { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 50% 48%; transform: scale(1.01); }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(10,10,9,.72) 0%, rgba(10,10,9,.37) 47%, rgba(10,10,9,.08) 100%), linear-gradient(0deg, rgba(10,10,9,.35), transparent 52%); }
.hero-content { position: relative; z-index: 1; display: flex; min-height: max(680px, 100svh); flex-direction: column; align-items: flex-start; justify-content: center; padding-top: var(--header-height); }
.hero h1 { max-width: 1000px; color: var(--white); }
.hero-intro { max-width: 630px; margin: 32px 0 38px; color: rgba(255,253,249,.82); font-size: clamp(1.05rem, 1.7vw, 1.38rem); font-weight: 300; line-height: 1.55; }
.hero-scroll { position: absolute; z-index: 2; right: 4vw; bottom: 38px; display: flex; align-items: center; gap: 14px; color: rgba(255,255,255,.72); font-size: .65rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; }
.hero-scroll i { display: block; width: 44px; height: 1px; background: currentColor; }

/* Home sections */
.section--intro { background: var(--paper); }
.intro-grid { display: grid; grid-template-columns: 70px minmax(0, 1.12fr) minmax(320px, .72fr); gap: clamp(34px, 5vw, 92px); align-items: start; }
.section-index { padding-top: 43px; color: var(--champagne); font-size: .68rem; font-weight: 600; letter-spacing: .12em; }
.intro-heading h2 { max-width: 760px; }
.intro-copy { padding-top: clamp(48px, 7vw, 110px); }
.intro-copy .lead { margin-bottom: 28px; }
.intro-copy > p:not(.lead) { max-width: 560px; margin-bottom: 42px; color: var(--ink-soft); }

.brand-story { padding-block: clamp(80px, 9vw, 140px); background: var(--paper-deep); }
.brand-story-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(60px, 9vw, 150px); }
.display-quote { max-width: 800px; margin-bottom: 0; font-size: clamp(2.4rem, 4.8vw, 5.2rem); font-weight: 300; letter-spacing: -.045em; line-height: 1.08; }
.brand-notes { display: grid; gap: 0; }
.brand-notes > div { border-top: 1px solid var(--line); padding-block: 24px; }
.brand-notes > div:last-child { border-bottom: 1px solid var(--line); }
.brand-notes p { max-width: 470px; margin-bottom: 0; color: var(--ink-soft); }

.section-heading { margin-bottom: clamp(50px, 7vw, 92px); }
.section-heading--split { display: flex; align-items: flex-end; justify-content: space-between; gap: 50px; }
.section-heading--split > p { width: min(100%, 470px); margin-bottom: 6px; color: var(--ink-soft); }
.section-heading--split > .text-link { margin-bottom: 6px; }
.section-heading--light { color: var(--white); }
.section-heading--light > p { color: rgba(255,253,249,.65); }

.collection-grid { display: grid; min-height: 850px; grid-template-columns: 1.25fr .75fr; grid-template-rows: 1fr 1fr; gap: 18px; }
.collection-card { position: relative; min-height: 360px; overflow: hidden; background: var(--night); color: var(--white); }
.collection-card--tall { grid-row: 1 / 3; }
.collection-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease), filter .8s var(--ease); }
.collection-card--tall img { object-position: center; }
.collection-overlay { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(10,10,9,.65), transparent 58%); }
.collection-number { position: absolute; top: 22px; left: 24px; font-size: .68rem; letter-spacing: .15em; }
.collection-content { position: absolute; right: 28px; bottom: 26px; left: 28px; display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; }
.collection-content strong { font-size: clamp(2rem, 3.8vw, 4rem); font-weight: 300; letter-spacing: -.04em; line-height: 1; }
.collection-content small { max-width: 170px; color: rgba(255,255,255,.72); font-size: .72rem; letter-spacing: .06em; text-align: right; }
.collection-card:hover img { transform: scale(1.035); filter: brightness(.9); }

.professional-block { background: var(--night); color: var(--white); }
.audience-grid { display: grid; margin-bottom: 52px; border-top: 1px solid rgba(255,255,255,.2); grid-template-columns: repeat(3, 1fr); }
.audience-card { min-height: 290px; border-right: 1px solid rgba(255,255,255,.2); padding: 30px clamp(24px, 3vw, 48px) 38px 0; }
.audience-card + .audience-card { padding-left: clamp(24px, 3vw, 48px); }
.audience-card:last-child { border-right: 0; }
.audience-card > span { display: block; margin-bottom: 68px; color: var(--champagne-light); font-size: .66rem; letter-spacing: .14em; }
.audience-card h3 { margin-bottom: 20px; }
.audience-card p { max-width: 340px; margin-bottom: 0; color: rgba(255,253,249,.62); }

.featured-grid { display: grid; grid-template-columns: 1.12fr .88fr; gap: clamp(55px, 8vw, 130px); align-items: center; }
.featured-visual { position: relative; background: #e9e6e1; }
.featured-visual img { width: 100%; aspect-ratio: 1.1; object-fit: cover; }
.image-caption { position: absolute; bottom: -29px; left: 0; color: var(--ink-soft); font-size: .65rem; letter-spacing: .1em; text-transform: uppercase; }
.featured-copy { max-width: 570px; }
.featured-copy h2 { margin-bottom: 13px; }
.product-type { margin-bottom: 30px; color: var(--champagne); font-size: .72rem; font-weight: 600; letter-spacing: .13em; text-transform: uppercase; }
.featured-copy > p:not(.eyebrow):not(.product-type) { max-width: 500px; color: var(--ink-soft); }
.spec-strip { display: grid; margin: 38px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); grid-template-columns: repeat(3, 1fr); }
.spec-strip div { padding: 19px 12px 19px 0; }
.spec-strip dt { color: var(--ink-soft); font-size: .63rem; letter-spacing: .1em; text-transform: uppercase; }
.spec-strip dd { margin: 5px 0 0; font-size: .9rem; font-variant-numeric: tabular-nums; }

.closing-cta { padding-block: clamp(90px, 11vw, 160px); background: var(--champagne-light); text-align: center; }
.closing-inner { display: flex; flex-direction: column; align-items: center; }
.closing-inner h2 { margin-bottom: 28px; }
.closing-inner > p:not(.eyebrow) { max-width: 610px; margin-bottom: 35px; }
.closing-cta--compact { padding-block: clamp(76px, 8vw, 118px); }
.closing-cta--compact h2 { font-size: clamp(2.5rem, 4.7vw, 5rem); }

/* Footer */
.site-footer { padding: 78px 0 26px; background: var(--night); color: var(--white); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1.25fr 1.2fr; gap: 50px; }
.brand--footer { margin-bottom: 24px; }
.footer-grid > div:first-child p { max-width: 310px; color: rgba(255,255,255,.52); font-size: .86rem; }
.footer-grid h2 { margin-bottom: 22px; color: rgba(255,255,255,.45); font-size: .64rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; }
.footer-grid div:not(:first-child) { display: flex; flex-direction: column; align-items: flex-start; }
.footer-grid div:not(:first-child) a,
.footer-contact span { margin-bottom: 10px; color: rgba(255,255,255,.75); font-size: .82rem; }
.footer-grid a:hover { color: var(--champagne-light); }
.footer-bottom { display: flex; margin-top: 70px; border-top: 1px solid rgba(255,255,255,.15); padding-top: 21px; justify-content: space-between; color: rgba(255,255,255,.37); font-size: .62rem; letter-spacing: .08em; text-transform: uppercase; }

/* Shared inner-page hero */
.page-hero { padding: calc(var(--header-height) + clamp(80px, 10vw, 150px)) 0 clamp(80px, 9vw, 130px); background: var(--paper-deep); }
.page-hero-grid, .contact-hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(50px, 10vw, 160px); align-items: end; }
.page-hero h1, .contact-hero h1 { font-size: clamp(4rem, 7.3vw, 8rem); }
.page-hero-copy, .contact-hero-grid > div:last-child { padding-bottom: 9px; }
.page-hero-copy > p:not(.lead), .contact-hero-grid > div:last-child > p:not(.lead) { max-width: 560px; margin-bottom: 0; color: var(--ink-soft); }

/* Catalog */
.catalog-section { padding-top: 52px; }
.catalog-toolbar { display: flex; margin-bottom: 46px; border-bottom: 1px solid var(--line); padding-bottom: 20px; align-items: flex-end; justify-content: space-between; gap: 30px; }
.filters { display: flex; flex-wrap: wrap; gap: 9px 26px; }
.filter-button { position: relative; border: 0; padding: 7px 0; background: transparent; color: var(--ink-soft); font-size: .72rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.filter-button::after { position: absolute; right: 0; bottom: 0; left: 0; height: 1px; transform: scaleX(0); background: var(--ink); content: ""; transition: transform .3s var(--ease); }
.filter-button:hover, .filter-button.is-active { color: var(--ink); }
.filter-button.is-active::after { transform: scaleX(1); }
.catalog-count { margin-bottom: 7px; color: var(--ink-soft); font-size: .72rem; font-variant-numeric: tabular-nums; letter-spacing: .08em; text-transform: uppercase; }
.product-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(40px, 5vw, 74px) 20px; }
.product-card[hidden] { display: none; }
.product-card-media { position: relative; aspect-ratio: 1 / 1.08; overflow: hidden; background: #eeece8; }
.product-card-media--dark { background: #171717; }
.product-card-media img { width: 100%; height: 100%; object-fit: cover; mix-blend-mode: multiply; transition: transform .65s var(--ease), filter .65s var(--ease); }
.product-card-media--dark img { mix-blend-mode: normal; object-fit: contain; }
#baly .product-card-media img { padding: 5%; object-fit: contain; }
.product-card:hover .product-card-media img { transform: scale(1.025); filter: brightness(.96); }
.product-card-meta { position: relative; display: grid; padding-top: 20px; grid-template-columns: 1fr auto; gap: 12px 28px; align-items: end; }
.product-card-meta p { margin-bottom: 7px; color: var(--ink-soft); font-size: .62rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; }
.product-card-meta h3 { font-size: clamp(1.8rem, 2.7vw, 2.65rem); }
.product-card-meta > span { max-width: 165px; padding-bottom: 3px; color: var(--ink-soft); font-size: .72rem; line-height: 1.4; text-align: right; }
.product-card-meta > i { position: absolute; right: 0; bottom: 3px; font-style: normal; }
.product-card--linked .product-card-meta > span { padding-right: 25px; }
.catalog-cta { padding-block: clamp(85px, 10vw, 140px); background: var(--night); color: var(--white); }
.catalog-cta-inner { display: grid; grid-template-columns: 1.25fr .75fr; gap: 90px; align-items: end; }
.catalog-cta h2 { font-size: clamp(2.8rem, 5vw, 5.5rem); }
.catalog-cta-inner > div:last-child p { margin-bottom: 32px; color: rgba(255,255,255,.64); }

/* Product detail */
.breadcrumb-wrap { padding-top: calc(var(--header-height) + 36px); }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 10px; color: var(--ink-soft); font-size: .67rem; letter-spacing: .08em; text-transform: uppercase; }
.breadcrumb a:hover { color: var(--ink); text-decoration: underline; }
.product-detail { padding: 48px 0 clamp(90px, 10vw, 145px); }
.product-detail-grid { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(370px, .72fr); gap: clamp(55px, 8vw, 125px); align-items: start; }
.product-gallery { display: grid; grid-template-columns: 84px minmax(0, 1fr); gap: 16px; }
.gallery-stage { position: relative; grid-column: 2; grid-row: 1; min-height: 620px; background: #eceae6; }
.gallery-stage > img { width: 100%; height: 100%; min-height: 620px; object-fit: cover; mix-blend-mode: multiply; }
.gallery-label { position: absolute; right: 16px; bottom: 14px; padding: 7px 9px; background: rgba(246,243,237,.8); font-size: .58rem; font-weight: 600; letter-spacing: .11em; text-transform: uppercase; }
.gallery-thumbs { display: flex; grid-column: 1; grid-row: 1; flex-direction: column; gap: 12px; }
.gallery-thumb { width: 84px; height: 100px; border: 1px solid transparent; padding: 4px; background: #eceae6; opacity: .62; transition: opacity .25s, border-color .25s; }
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; mix-blend-mode: multiply; }
.gallery-thumb:hover, .gallery-thumb.is-active { border-color: var(--ink); opacity: 1; }
.product-summary { position: sticky; top: calc(var(--header-height) + 38px); padding-top: 16px; }
.product-summary h1 { margin-bottom: 17px; font-size: clamp(4.3rem, 6.7vw, 7.5rem); }
.product-code { margin-bottom: 28px; color: var(--ink-soft); font-size: .7rem; letter-spacing: .11em; text-transform: uppercase; }
.product-code strong { color: var(--ink); font-variant-numeric: tabular-nums; }
.product-description { max-width: 560px; margin-bottom: 42px; color: var(--ink-soft); font-size: 1.05rem; }
.variant-selector { border-top: 1px solid var(--line); padding-top: 24px; }
.variant-heading { display: flex; margin-bottom: 18px; justify-content: space-between; gap: 20px; }
.variant-heading h2 { font-size: .7rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; }
.variant-heading > span { color: var(--ink-soft); font-size: .7rem; }
.variant-list { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.variant-option { display: flex; min-height: 72px; border: 1px solid var(--line); padding: 12px; background: transparent; align-items: center; gap: 11px; text-align: left; transition: border-color .25s, background-color .25s; }
.variant-option:hover, .variant-option.is-active { border-color: var(--ink); background: var(--white); }
.variant-swatch { display: block; width: 22px; height: 22px; flex: 0 0 auto; border: 1px solid #d9d5ce; border-radius: 50%; background: #fff; box-shadow: inset 0 0 0 4px #f6f6f4; }
.variant-option strong, .variant-option small { display: block; }
.variant-option strong { font-size: .76rem; font-weight: 500; }
.variant-option small { margin-top: 2px; color: var(--ink-soft); font-size: .62rem; }
.finish-note { display: flex; margin: 17px 0 0; align-items: center; gap: 8px; color: var(--ink-soft); font-size: .7rem; }
.finish-note strong { color: var(--ink); font-weight: 500; }
.finish-dot { width: 10px; height: 10px; border: 1px solid #d8d4cc; border-radius: 50%; background: white; }
.product-actions { display: grid; margin-top: 34px; grid-template-columns: 1fr 1fr; gap: 8px; }
.product-actions .button { padding-inline: 14px; }
.product-disclaimer { margin: 15px 0 0; color: var(--ink-soft); font-size: .66rem; }

/* Baly: galleria orizzontale e soli dati osservabili nel materiale cliente */
.baly-gallery { display: block; min-width: 0; }
.baly-gallery .gallery-stage { min-height: 600px; }
.baly-gallery .gallery-stage > img { min-height: 600px; object-fit: contain; }
.baly-gallery .gallery-thumbs {
  display: flex;
  overflow-x: auto;
  margin-top: 13px;
  padding-bottom: 8px;
  flex-direction: row;
  gap: 9px;
  scrollbar-color: var(--champagne) transparent;
  scrollbar-width: thin;
}
.baly-gallery .gallery-thumb { width: 92px; height: 76px; flex: 0 0 92px; }
.baly-gallery .gallery-thumb img { object-fit: cover; }
.baly-visual-details { border-top: 1px solid var(--line); padding-top: 24px; }
.visible-feature-list { margin: 0; padding: 0; list-style: none; }
.visible-feature-list li { display: grid; border-bottom: 1px solid var(--line); padding: 13px 0; grid-template-columns: 36px 1fr; font-size: .84rem; }
.visible-feature-list span { color: var(--champagne); font-size: .61rem; letter-spacing: .1em; }
.finish-dot--dark { border-color: #20201e; background: #20201e; }
.baly-catalog-link { margin-top: 22px; }
.verification-note { color: var(--ink-soft); font-size: .72rem; }
.technical-source-note { margin: 22px 0 0; }
.baly-presentation { background: var(--white); }
.baly-presentation-image img { object-fit: contain; background: #eceae6; }
.detail-photo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.detail-photo-grid figure { margin: 0; }
.detail-photo-grid img { width: 100%; aspect-ratio: 1 / .9; object-fit: cover; background: #eceae6; }
.detail-photo-grid figcaption { margin-top: 9px; color: var(--ink-soft); font-size: .62rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.download-request-link { display: flex; width: 100%; border-bottom: 1px solid rgba(29,29,26,.1); padding: 17px 0; align-items: center; justify-content: space-between; text-align: left; }
.download-request-link strong, .download-request-link small { display: block; }
.download-request-link strong { font-size: .88rem; font-weight: 500; }
.download-request-link small { margin-top: 3px; color: var(--ink-soft); font-size: .67rem; }
.download-request-link i { font-style: normal; }
.download-request-link:hover strong { text-decoration: underline; }

.product-information { background: var(--paper-deep); }
.information-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: clamp(50px, 10vw, 150px); align-items: start; }
.information-heading { position: sticky; top: 110px; }
.information-heading h2 { font-size: clamp(2.7rem, 4.5vw, 4.9rem); }
.info-accordion { border-top: 1px solid var(--line); }
.info-accordion:last-child { border-bottom: 1px solid var(--line); }
.info-accordion summary { display: flex; padding: 24px 0; list-style: none; align-items: center; justify-content: space-between; font-size: .76rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; cursor: pointer; }
.info-accordion summary::-webkit-details-marker { display: none; }
.info-accordion summary span { font-size: 1.3rem; font-weight: 300; transition: transform .3s; }
.info-accordion[open] summary span { transform: rotate(45deg); }
.accordion-content { padding: 4px 0 38px; }
.technical-table { width: 100%; border-collapse: collapse; font-size: .9rem; font-variant-numeric: tabular-nums; }
.technical-table th, .technical-table td { border-bottom: 1px solid rgba(29,29,26,.1); padding: 14px 0; text-align: left; vertical-align: top; }
.technical-table th { width: 45%; color: var(--ink-soft); font-size: .68rem; font-weight: 500; letter-spacing: .07em; text-transform: uppercase; }
.technical-table td { padding-left: 28px; }
.benefit-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.benefit-grid span { color: var(--champagne); font-size: .62rem; letter-spacing: .12em; }
.benefit-grid h3 { margin: 24px 0 13px; font-size: 1.5rem; }
.benefit-grid p { margin-bottom: 0; color: var(--ink-soft); font-size: .84rem; }
.download-list { display: grid; gap: 0; }
.download-list button { display: flex; width: 100%; border: 0; border-bottom: 1px solid rgba(29,29,26,.1); padding: 17px 0; background: transparent; align-items: center; justify-content: space-between; text-align: left; }
.download-list button strong, .download-list button small { display: block; }
.download-list button strong { font-size: .88rem; font-weight: 500; }
.download-list button small { margin-top: 3px; color: var(--ink-soft); font-size: .67rem; }
.download-list button i { font-style: normal; }
.download-list button:hover strong { text-decoration: underline; }
.form-status { margin: 12px 0 0; color: #5e4e32; font-size: .78rem; }

.applications-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(55px, 10vw, 150px); align-items: center; }
.applications-image { max-height: 760px; overflow: hidden; }
.applications-image img { width: 100%; height: 100%; min-height: 620px; object-fit: cover; }
.applications-copy { max-width: 660px; }
.applications-copy h2 { margin-bottom: 31px; font-size: clamp(2.7rem, 4.7vw, 5.2rem); }
.applications-copy > p:not(.eyebrow):not(.note) { color: var(--ink-soft); font-size: 1.07rem; }
.applications-copy .note { max-width: 500px; margin-top: 36px; border-top: 1px solid var(--line); padding-top: 19px; }

.related-products { padding-top: 0; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.related-card img { width: 100%; aspect-ratio: 1 / .92; margin-bottom: 18px; object-fit: cover; background: #eceae6; mix-blend-mode: multiply; transition: transform .5s var(--ease); }
.related-card:hover img { transform: translateY(-5px); }
.related-card span, .related-card strong { display: block; }
.related-card span { margin-bottom: 6px; color: var(--ink-soft); font-size: .62rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.related-card strong { font-size: 1.55rem; font-weight: 400; letter-spacing: -.025em; }

/* Contact */
.contact-hero { padding: calc(var(--header-height) + clamp(80px, 10vw, 150px)) 0 clamp(82px, 9vw, 130px); }
.contact-hero-grid > div:last-child { border-top: 1px solid var(--line); padding-top: 30px; }
.contact-section { padding-block: clamp(80px, 10vw, 145px); background: var(--paper-deep); }
.contact-layout { display: grid; grid-template-columns: .63fr 1.37fr; gap: clamp(70px, 11vw, 170px); }
.contact-aside { align-self: start; }
.contact-aside h2 { margin-bottom: 55px; font-size: clamp(2.8rem, 4.8vw, 5.2rem); }
.contact-details { border-top: 1px solid var(--line); }
.contact-details > div { border-bottom: 1px solid var(--line); padding-block: 18px; }
.contact-details span, .contact-details strong { display: block; }
.contact-details span { margin-bottom: 4px; color: var(--ink-soft); font-size: .62rem; letter-spacing: .11em; text-transform: uppercase; }
.contact-details strong { font-size: .9rem; font-weight: 500; overflow-wrap: anywhere; }
.contact-aside .note { margin-top: 25px; }
.form-heading { margin-bottom: 48px; }
.form-heading h2 { margin-bottom: 17px; font-size: clamp(2.8rem, 4.7vw, 5rem); }
.form-heading > p:last-child { margin-bottom: 0; color: var(--ink-soft); font-size: .78rem; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px 18px; }
.field { display: flex; flex-direction: column; }
.field--full { grid-column: 1 / -1; }
.field label { margin-bottom: 8px; font-size: .67rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.field label span { color: var(--ink-soft); font-weight: 400; text-transform: none; }
.field input, .field select, .field textarea {
  width: 100%;
  border: 0;
  border-bottom: 1px solid rgba(29,29,26,.35);
  border-radius: 0;
  padding: 12px 0;
  background: transparent;
  font-size: 1rem;
  transition: border-color .2s;
}
.field textarea { min-height: 135px; resize: vertical; }
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--ink) 50%), linear-gradient(135deg, var(--ink) 50%, transparent 50%); background-position: calc(100% - 10px) 50%, calc(100% - 5px) 50%; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--ink); outline: none; }
.field input::placeholder, .field textarea::placeholder { color: #979188; opacity: 1; }
.privacy-check { display: flex; margin-top: 32px; align-items: flex-start; gap: 12px; color: var(--ink-soft); font-size: .75rem; cursor: pointer; }
.privacy-check input { width: 17px; height: 17px; flex: 0 0 auto; margin-top: 3px; accent-color: var(--ink); }
.prototype-note { margin: 22px 0 0; border-left: 2px solid var(--champagne); padding-left: 16px; color: var(--ink-soft); font-size: .72rem; }
.prototype-note strong { color: var(--ink); }
.form-submit { display: flex; margin-top: 34px; align-items: center; gap: 24px; }
.form-submit .form-status { margin: 0; }
.contact-reassurance { padding-block: 70px; background: var(--night); color: var(--white); }
.reassurance-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.reassurance-grid > div { border-right: 1px solid rgba(255,255,255,.15); padding: 5px clamp(30px, 4vw, 58px); }
.reassurance-grid > div:first-child { padding-left: 0; }
.reassurance-grid > div:last-child { border-right: 0; padding-right: 0; }
.reassurance-grid span { color: var(--champagne-light); font-size: .62rem; letter-spacing: .12em; }
.reassurance-grid h2 { margin: 25px 0 14px; font-size: 1.7rem; }
.reassurance-grid p { margin-bottom: 0; color: rgba(255,255,255,.55); font-size: .82rem; }

/* Reveal */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1080px) {
  .shell { width: min(calc(100% - 44px), 1360px); }
  .primary-nav { gap: 17px; }
  .primary-nav > a:not(.button) { font-size: .62rem; }
  .intro-grid { grid-template-columns: 50px 1fr .75fr; gap: 32px; }
  .collection-grid { min-height: 720px; }
  .product-detail-grid { grid-template-columns: minmax(0, 1fr) 390px; gap: 50px; }
  .gallery-stage, .gallery-stage > img { min-height: 520px; }
  .product-actions { grid-template-columns: 1fr; }
  .baly-gallery .gallery-stage, .baly-gallery .gallery-stage > img { min-height: 500px; }
}

@media (max-width: 880px) {
  :root { --header-height: 74px; }
  .nav-toggle { display: block; position: relative; z-index: 102; }
  .primary-nav {
    position: fixed;
    z-index: 101;
    inset: 0;
    display: flex;
    visibility: hidden;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 22px;
    padding: 110px 34px 45px;
    transform: translateX(100%);
    background: var(--paper);
    color: var(--ink);
    opacity: 0;
    transition: transform .45s var(--ease), opacity .35s ease, visibility .45s;
  }
  .primary-nav > a:not(.button) { font-size: clamp(1.6rem, 5vw, 2.3rem); font-weight: 300; letter-spacing: -.02em; text-transform: none; }
  .primary-nav .nav-cta { margin-top: 18px; background: var(--ink) !important; color: var(--white) !important; }
  .nav-open .primary-nav { visibility: visible; transform: translateX(0); opacity: 1; }
  .nav-open .site-header { background: var(--paper); color: var(--ink); }
  .nav-open .nav-toggle span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .nav-open .nav-toggle span:last-child { transform: translateY(-3.5px) rotate(-45deg); }

  .intro-grid { grid-template-columns: 42px 1fr; }
  .intro-copy { grid-column: 2; padding-top: 12px; }
  .brand-story-grid, .page-hero-grid, .contact-hero-grid, .catalog-cta-inner { grid-template-columns: 1fr; gap: 55px; }
  .brand-story-grid { gap: 70px; }
  .collection-grid { min-height: 0; grid-template-columns: 1fr 1fr; grid-template-rows: auto auto; }
  .collection-card--tall { min-height: 680px; grid-column: 1 / 3; grid-row: auto; }
  .audience-grid { grid-template-columns: 1fr; }
  .audience-card, .audience-card + .audience-card { min-height: auto; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.2); padding: 28px 0 32px; }
  .audience-card > span { margin-bottom: 32px; }
  .featured-grid { grid-template-columns: 1fr; }
  .featured-copy { max-width: 700px; }
  .footer-grid { grid-template-columns: 1.7fr 1fr 1.3fr; }
  .footer-contact { grid-column: 2 / 4; }

  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .product-detail-grid { grid-template-columns: 1fr; }
  .product-summary { position: static; max-width: 680px; }
  .gallery-stage, .gallery-stage > img { min-height: 640px; }
  .product-actions { grid-template-columns: 1fr 1fr; }
  .information-grid { grid-template-columns: 1fr; gap: 50px; }
  .information-heading { position: static; }
  .applications-grid { grid-template-columns: 1fr 1fr; gap: 50px; }
  .contact-layout { grid-template-columns: 1fr; gap: 80px; }
  .contact-aside { display: grid; grid-template-columns: .7fr 1fr; gap: 50px; }
  .contact-aside .eyebrow, .contact-aside h2 { grid-column: 1; }
  .contact-aside h2 { margin-bottom: 0; }
  .contact-details, .contact-aside .note { grid-column: 2; }
  .contact-details { grid-row: 1 / 3; }
}

@media (max-width: 640px) {
  :root { --header-height: 70px; }
  .shell { width: calc(100% - 32px); }
  h1 { font-size: clamp(3.4rem, 18vw, 5rem); }
  h2 { font-size: clamp(2.45rem, 13vw, 3.8rem); }
  .button { width: 100%; }
  .button-row { width: 100%; }
  .text-link { font-size: .69rem; }
  .eyebrow { margin-bottom: 17px; }
  .site-header.is-scrolled { height: 66px; }
  .brand-name { font-size: 1.08rem; }
  .brand-descriptor { font-size: .42rem; }
  .primary-nav { padding-inline: 22px; }

  .hero, .hero-content { min-height: max(650px, 100svh); }
  .hero-media { object-position: 57% center; }
  .hero-shade { background: linear-gradient(90deg, rgba(10,10,9,.75), rgba(10,10,9,.2)), linear-gradient(0deg, rgba(10,10,9,.55), transparent 60%); }
  .hero-content { justify-content: flex-end; padding-bottom: 92px; }
  .hero h1 { font-size: clamp(3.65rem, 17.5vw, 5.3rem); }
  .hero-intro { margin: 22px 0 30px; font-size: .98rem; }
  .hero-scroll { display: none; }

  .section { padding-block: 82px; }
  .intro-grid { grid-template-columns: 1fr; gap: 0; }
  .section-index { display: none; }
  .intro-copy { grid-column: 1; padding-top: 35px; }
  .brand-story { padding-block: 80px; }
  .display-quote { font-size: clamp(2.3rem, 11vw, 3.4rem); }
  .section-heading--split { display: block; }
  .section-heading--split > p, .section-heading--split > .text-link { margin-top: 28px; }
  .collection-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
  .collection-card, .collection-card--tall { min-height: 430px; grid-column: auto; }
  .collection-content { display: block; }
  .collection-content small { display: block; margin-top: 10px; text-align: left; }
  .professional-block .button { width: auto; }
  .featured-visual img { aspect-ratio: 1; }
  .image-caption { bottom: -25px; }
  .featured-copy { padding-top: 15px; }
  .spec-strip div { padding-right: 5px; }
  .spec-strip dd { font-size: .75rem; }
  .closing-inner .text-link { margin-top: 13px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 45px 25px; }
  .footer-grid > div:first-child, .footer-contact { grid-column: 1 / 3; }
  .footer-bottom { display: grid; gap: 7px; margin-top: 50px; }

  .page-hero, .contact-hero { padding-top: calc(var(--header-height) + 68px); padding-bottom: 72px; }
  .page-hero h1, .contact-hero h1 { font-size: clamp(3.55rem, 16vw, 5.2rem); }
  .page-hero-grid, .contact-hero-grid { gap: 45px; }
  .catalog-toolbar { display: block; }
  .filters { gap: 8px 19px; }
  .catalog-count { margin-top: 18px; }
  .product-grid { grid-template-columns: 1fr; gap: 55px; }
  .product-card-media { aspect-ratio: 1 / 1; }
  .product-card-meta > span { max-width: 140px; }
  .catalog-cta-inner { gap: 42px; }

  .breadcrumb-wrap { padding-top: calc(var(--header-height) + 25px); }
  .product-detail { padding-top: 30px; }
  .product-gallery { display: block; }
  .gallery-stage, .gallery-stage > img { min-height: 390px; }
  .gallery-thumbs { flex-direction: row; margin-top: 10px; }
  .gallery-thumb { width: 72px; height: 78px; }
  .product-summary { padding-top: 42px; }
  .product-summary h1 { font-size: clamp(3.6rem, 18vw, 5.5rem); }
  .baly-detail-grid { display: flex; flex-direction: column; }
  .baly-summary { display: contents; }
  .baly-heading { order: 1; }
  .baly-gallery { width: 100%; margin-top: 22px; order: 2; }
  .baly-description { margin: 30px 0 34px; order: 3; }
  .baly-visual-details { order: 4; }
  .baly-actions { order: 5; }
  .baly-disclaimer { order: 6; }
  .baly-gallery .gallery-stage, .baly-gallery .gallery-stage > img { min-height: 310px; }
  .baly-gallery .gallery-thumbs { margin-top: 10px; }
  .baly-gallery .gallery-thumb { width: 78px; height: 68px; flex-basis: 78px; }
  .variant-list { grid-template-columns: 1fr; }
  .product-actions { grid-template-columns: 1fr; }
  .benefit-grid { grid-template-columns: 1fr; gap: 35px; }
  .benefit-grid h3 { margin-top: 11px; }
  .detail-photo-grid { grid-template-columns: 1fr; gap: 34px; }
  .applications-grid { grid-template-columns: 1fr; }
  .applications-image img { min-height: 500px; }
  .related-grid { grid-template-columns: 1fr; gap: 46px; }

  .contact-aside { display: block; }
  .contact-aside h2 { margin-bottom: 44px; }
  .contact-aside .note { margin-top: 25px; }
  .form-grid { grid-template-columns: 1fr; }
  .field, .field--full { grid-column: 1; }
  .form-submit { display: block; }
  .form-submit .form-status { margin-top: 14px; }
  .reassurance-grid { grid-template-columns: 1fr; }
  .reassurance-grid > div, .reassurance-grid > div:first-child, .reassurance-grid > div:last-child { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.15); padding: 30px 0; }
  .reassurance-grid > div:last-child { border-bottom: 0; }
}

@media (max-width: 360px) {
  .shell { width: calc(100% - 24px); }
  .hero-content { padding-bottom: 76px; }
  .hero h1 { font-size: 3.35rem; }
  .variant-option { padding-inline: 9px; }
  .technical-table th { width: 42%; }
  .technical-table td { padding-left: 15px; }
}

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

/* ================================================================
   BOZZA 3 — catalogo completo, evoluzione della proposta strutturata
   ================================================================ */
.catalog-v3,
.product-v3 { background: var(--paper); }

.catalog-hero-v3 {
  padding: calc(var(--header-height) + clamp(75px, 9vw, 140px)) 0 clamp(75px, 8vw, 125px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 82% 18%, rgba(199,168,111,.2), transparent 26%),
    linear-gradient(145deg, var(--paper), #f9f7f2 70%);
}
.catalog-hero-v3-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(350px, .65fr);
  gap: clamp(55px, 9vw, 140px);
  align-items: end;
}
.catalog-hero-v3 h1 { max-width: 930px; font-size: clamp(4.2rem, 7.2vw, 8.2rem); line-height: .89; }
.catalog-hero-v3-copy .lead { margin-bottom: 46px; }
.catalog-stat-row { display: grid; grid-template-columns: repeat(3, 1fr); border-block: 1px solid var(--line); }
.catalog-stat-row div { padding: 20px 16px 20px 0; }
.catalog-stat-row strong { display: block; font-size: clamp(1.9rem, 3vw, 3.2rem); font-weight: 300; line-height: 1; }
.catalog-stat-row span { display: block; margin-top: 9px; color: var(--ink-soft); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }

.catalog-browser-v3 { padding: clamp(70px, 8vw, 125px) 0 clamp(100px, 12vw, 180px); }
.catalog-controls-v3 {
  display: grid;
  grid-template-columns: minmax(270px, 1fr) minmax(320px, 1.25fr) minmax(180px, .55fr);
  gap: clamp(28px, 4vw, 70px);
  align-items: end;
  margin-bottom: 45px;
}
.catalog-control-heading h2 { font-size: clamp(2rem, 3.4vw, 3.8rem); line-height: .98; }
.catalog-search,
.catalog-sort { display: grid; gap: 10px; }
.catalog-search span,
.catalog-sort span { color: var(--ink-soft); font-size: .72rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.catalog-search input,
.catalog-sort select {
  width: 100%;
  min-height: 52px;
  border: 0;
  border-bottom: 1px solid var(--ink);
  border-radius: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-size: 1rem;
}
.catalog-search input:focus,
.catalog-sort select:focus { border-bottom-width: 2px; box-shadow: 0 3px 0 rgba(199,168,111,.35); }
.catalog-filter-row { display: flex; align-items: center; justify-content: space-between; gap: 24px; border-top: 1px solid var(--line); padding: 22px 0 30px; }
.catalog-filters { display: flex; flex-wrap: wrap; gap: 9px; }
.catalog-filter {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 16px;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-size: .78rem;
  cursor: pointer;
  transition: background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}
.catalog-filter:hover,
.catalog-filter.is-active { border-color: var(--ink); background: var(--ink); color: var(--white); }
.catalog-filter:focus-visible { outline: 3px solid var(--champagne); outline-offset: 2px; }
.catalog-live-count { flex: none; color: var(--ink-soft); font-size: .82rem; }
.catalog-live-count strong { color: var(--ink); font-size: 1rem; }

.catalog-grid-v3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(38px, 5vw, 74px) 20px; }
.catalog-card { min-width: 0; }
.catalog-card-link { display: block; height: 100%; }
.catalog-card-media {
  position: relative;
  display: grid;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  place-items: center;
  background: #e9e7e1;
}
.catalog-card-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform .55s var(--ease), filter .4s var(--ease);
}
.catalog-card-index {
  position: absolute;
  top: 14px;
  left: 14px;
  min-width: 36px;
  padding: 7px 8px;
  background: rgba(255,253,249,.9);
  color: var(--ink);
  font-size: .67rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-align: center;
}
.catalog-card-body {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: end;
  border-bottom: 1px solid var(--line);
  padding: 20px 0 18px;
}
.catalog-card-category { margin-bottom: 7px; color: var(--ink-soft); font-size: .68rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.catalog-card-body h2 { font-size: clamp(1.45rem, 2.3vw, 2.35rem); line-height: 1; }
.catalog-card-code { grid-column: 1 / -1; color: var(--ink-soft); font-size: .78rem; }
.catalog-card-cta { grid-column: 2; grid-row: 1; color: var(--ink); font-size: .78rem; font-weight: 600; }
.catalog-card-link:hover .catalog-card-media img { transform: scale(1.035); filter: contrast(1.03); }
.catalog-card-link:hover .catalog-card-body { border-color: var(--ink); }
.catalog-card-link:focus-visible { outline: 3px solid var(--champagne); outline-offset: 5px; }

.catalog-grid-v3.is-loading { min-height: 620px; }
.catalog-skeleton { aspect-ratio: 4 / 3; background: linear-gradient(100deg, var(--paper-deep) 15%, #faf8f3 40%, var(--paper-deep) 65%); background-size: 220% 100%; animation: catalog-shimmer 1.2s linear infinite; }
@keyframes catalog-shimmer { to { background-position-x: -220%; } }
.catalog-empty { padding: 90px 20px; text-align: center; }
.catalog-empty > span { display: block; margin-bottom: 20px; color: var(--champagne); font-size: 4rem; }
.catalog-empty h2 { font-size: clamp(2rem, 4vw, 4rem); }
.catalog-empty p { margin: 16px auto 28px; color: var(--ink-soft); }

.legacy-product-v3 { border-top: 1px solid var(--line); padding: clamp(75px, 9vw, 140px) 0; background: var(--paper-deep); }
.legacy-product-v3-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(340px, .7fr); gap: clamp(50px, 8vw, 120px); align-items: center; }
.legacy-product-v3 img { width: 100%; max-height: 620px; object-fit: cover; }
.legacy-product-v3 h2 { margin-bottom: 24px; font-size: clamp(3.8rem, 7vw, 7rem); }
.legacy-product-v3 p:not(.eyebrow) { margin-bottom: 30px; color: var(--ink-soft); font-size: 1.05rem; line-height: 1.7; }

.product-error { min-height: 70vh; padding: calc(var(--header-height) + 100px) 0 100px; }
.product-error h1 { margin: 24px 0 40px; }
.catalog-product-detail-v3 { padding: 35px 0 clamp(90px, 10vw, 150px); }
.catalog-product-detail-v3-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(380px, .72fr); gap: clamp(50px, 8vw, 125px); align-items: start; }
.catalog-product-gallery-v3 { position: sticky; top: 105px; min-width: 0; }
.catalog-product-stage-v3 { position: relative; display: grid; min-height: min(68vh, 720px); place-items: center; overflow: hidden; background: #e9e7e1; }
.catalog-product-stage-v3 > img { width: 100%; height: min(68vh, 720px); object-fit: contain; }
.catalog-product-stage-v3 > span { position: absolute; right: 16px; bottom: 14px; padding: 7px 9px; background: rgba(255,253,249,.9); font-size: .65rem; letter-spacing: .08em; text-transform: uppercase; }
.catalog-product-thumbs { display: flex; gap: 10px; margin-top: 12px; overflow-x: auto; padding: 3px 3px 8px; scrollbar-width: thin; }
.product-thumb { width: 86px; height: 72px; flex: 0 0 86px; border: 1px solid transparent; padding: 0; background: #e9e7e1; cursor: pointer; }
.product-thumb img { width: 100%; height: 100%; object-fit: contain; }
.product-thumb.is-active { border-color: var(--ink); }
.product-thumb:focus-visible { outline: 3px solid var(--champagne); outline-offset: 2px; }
.catalog-product-summary-v3 { padding-top: clamp(25px, 5vw, 75px); }
.catalog-product-summary-v3 h1 { margin: 10px 0 28px; font-size: clamp(4.3rem, 8vw, 8rem); line-height: .84; }
.catalog-product-lead { color: var(--ink-soft); font-size: clamp(1.05rem, 1.7vw, 1.3rem); line-height: 1.65; }
.selected-variant-v3 { display: grid; grid-template-columns: 1.2fr 1fr .6fr; margin: 42px 0 32px; border-block: 1px solid var(--line); }
.selected-variant-v3 div { min-width: 0; padding: 17px 12px 17px 0; }
.selected-variant-v3 span { display: block; margin-bottom: 7px; color: var(--ink-soft); font-size: .65rem; letter-spacing: .08em; text-transform: uppercase; }
.selected-variant-v3 strong { display: block; overflow-wrap: anywhere; font-size: .87rem; }
.catalog-product-actions-v3 { display: flex; flex-wrap: wrap; gap: 10px; }

.catalog-product-data-v3 { padding: clamp(80px, 9vw, 140px) 0; background: var(--white); }
.catalog-product-data-v3-grid { display: grid; grid-template-columns: minmax(260px, .65fr) minmax(0, 1.35fr); gap: clamp(55px, 9vw, 145px); }
.catalog-product-data-heading { position: sticky; top: 110px; align-self: start; }
.catalog-product-data-heading h2 { margin-bottom: 20px; font-size: clamp(3rem, 5vw, 5.5rem); line-height: .92; }
.catalog-product-data-heading > p:last-child { color: var(--ink-soft); line-height: 1.7; }
.catalog-product-variants { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.product-variant { min-height: 76px; border: 1px solid var(--line); padding: 15px 17px; background: transparent; color: var(--ink); font: inherit; text-align: left; cursor: pointer; transition: border-color .22s, background .22s; }
.product-variant strong { display: block; overflow-wrap: anywhere; font-size: .84rem; }
.product-variant span { display: block; margin-top: 6px; color: var(--ink-soft); font-size: .73rem; }
.product-variant:hover,
.product-variant.is-active { border-color: var(--ink); background: var(--paper); }
.product-variant.is-active { box-shadow: inset 3px 0 var(--champagne); }
.product-variant:focus-visible { outline: 3px solid var(--champagne); outline-offset: 2px; }
.catalog-spec-panel { margin-top: 28px; padding: clamp(25px, 4vw, 42px); background: var(--night); color: var(--white); }
.catalog-spec-panel h3 { margin-bottom: 22px; color: inherit; font-size: 1.15rem; }
.catalog-spec-panel ul { display: grid; gap: 0; }
.catalog-spec-panel li { border-top: 1px solid rgba(255,255,255,.15); padding: 14px 0; color: rgba(255,255,255,.82); line-height: 1.5; }
.catalog-source-v3 { padding: clamp(70px, 8vw, 120px) 0; border-bottom: 1px solid var(--line); background: var(--paper-deep); }
.catalog-source-v3-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(50px, 9vw, 140px); align-items: end; }
.catalog-source-v3 h2 { font-size: clamp(3.1rem, 5.5vw, 6rem); line-height: .92; }
.catalog-source-v3 p { margin-bottom: 28px; color: var(--ink-soft); line-height: 1.7; }
.catalog-related-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 20px; }
.related-catalog-card { display: grid; gap: 17px; }
.related-catalog-card img { width: 100%; aspect-ratio: 4 / 3; object-fit: contain; background: #e9e7e1; transition: transform .45s var(--ease); }
.related-catalog-card span { display: grid; gap: 5px; }
.related-catalog-card small { color: var(--ink-soft); font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; }
.related-catalog-card strong { font-size: 1.35rem; }
.related-catalog-card:hover img { transform: translateY(-5px); }

@media (min-width: 1600px) {
  .catalog-grid-v3 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .catalog-card-body h2 { font-size: 2rem; }
}

@media (max-width: 1050px) {
  .catalog-hero-v3-grid { grid-template-columns: 1fr; }
  .catalog-hero-v3-copy { max-width: 720px; }
  .catalog-controls-v3 { grid-template-columns: 1fr 1fr; }
  .catalog-control-heading { grid-column: 1 / -1; }
  .catalog-grid-v3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .catalog-product-detail-v3-grid { grid-template-columns: 1fr 1fr; gap: 45px; }
  .catalog-product-data-v3-grid { gap: 60px; }
}

@media (max-width: 780px) {
  .catalog-hero-v3 { padding-top: calc(var(--header-height) + 65px); }
  .catalog-hero-v3 h1 { font-size: clamp(3.5rem, 14vw, 6rem); }
  .catalog-controls-v3 { grid-template-columns: 1fr; }
  .catalog-control-heading { grid-column: auto; }
  .catalog-filter-row { display: block; }
  .catalog-filters { flex-wrap: nowrap; overflow-x: auto; padding: 2px 2px 12px; scrollbar-width: none; }
  .catalog-filter { flex: none; min-height: 46px; }
  .catalog-live-count { margin-top: 12px; }
  .legacy-product-v3-grid,
  .catalog-product-detail-v3-grid,
  .catalog-product-data-v3-grid,
  .catalog-source-v3-grid { grid-template-columns: 1fr; }
  .catalog-product-gallery-v3,
  .catalog-product-data-heading { position: static; }
  .catalog-product-stage-v3,
  .catalog-product-stage-v3 > img { min-height: 0; height: min(68vh, 620px); }
  .catalog-product-summary-v3 { padding-top: 18px; }
  .catalog-product-summary-v3 h1 { font-size: clamp(4rem, 18vw, 7rem); }
  .selected-variant-v3 { grid-template-columns: 1fr 1fr; }
  .catalog-related-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .catalog-stat-row { grid-template-columns: 1fr; }
  .catalog-stat-row div { display: flex; align-items: baseline; justify-content: space-between; border-bottom: 1px solid var(--line); }
  .catalog-stat-row div:last-child { border-bottom: 0; }
  .catalog-grid-v3 { grid-template-columns: 1fr; gap: 44px; }
  .catalog-card-media { aspect-ratio: 1 / .78; }
  .catalog-card-body { padding-top: 16px; }
  .catalog-product-stage-v3,
  .catalog-product-stage-v3 > img { height: 52vh; min-height: 360px; }
  .catalog-product-actions-v3 { display: grid; }
  .selected-variant-v3 { grid-template-columns: 1fr; }
  .selected-variant-v3 div { border-bottom: 1px solid var(--line); }
  .catalog-product-variants { grid-template-columns: 1fr; }
  .product-variant { min-height: 70px; }
  .catalog-related-grid { grid-template-columns: 1fr; }
}

@media (max-width: 340px) {
  .catalog-v3 .shell,
  .product-v3 .shell { width: calc(100% - 22px); }
  .catalog-hero-v3 h1 { font-size: 3.15rem; }
  .catalog-card-body { grid-template-columns: 1fr; }
  .catalog-card-cta { grid-column: 1; grid-row: auto; }
}

@media (prefers-reduced-motion: reduce) {
  .catalog-skeleton { animation: none; }
  .catalog-card-media img,
  .related-catalog-card img { transition: none; }
}

/* ==========================================================
   B2B UX SYSTEM
   Layer condiviso per gerarchia, catalogo e richiesta prodotti.
   ========================================================== */

body { font-size: 17px; line-height: 1.6; }
h1, h2, h3 { font-weight: 650; letter-spacing: -.035em; }
h1 { font-size: clamp(3.5rem, 5vw, 4.5rem); line-height: 1; }
h2 { font-size: clamp(2.4rem, 3.5vw, 3rem); line-height: 1.08; }
h3 { font-size: clamp(1.5rem, 2vw, 1.75rem); line-height: 1.2; }
.shell { width: min(calc(100% - 64px), var(--container)); }
.section { padding-block: clamp(var(--space-10), 9vw, var(--space-11)); }
.eyebrow { margin-bottom: var(--space-4); font-size: .78rem; letter-spacing: .13em; }
.lead { font-size: clamp(1.2rem, 1.7vw, 1.4rem); line-height: 1.5; }
.button { min-height: var(--touch-target); padding: 14px 24px; font-size: .88rem; letter-spacing: .045em; text-transform: none; }
.button--small { min-height: 40px; padding: 10px 16px; font-size: .78rem; }
.text-link { gap: 10px; padding-bottom: 5px; font-size: .82rem; letter-spacing: .04em; text-transform: none; }
.site-header { height: 80px; }
.site-header.is-scrolled { height: 68px; }
.primary-nav { gap: clamp(14px, 1.5vw, 26px); }
.primary-nav > a:not(.button) { font-size: .78rem; letter-spacing: .045em; text-transform: none; }
.primary-nav .nav-products { font-weight: 700; }
.selection-link { min-height: 40px; display: inline-flex; align-items: center; border: 1px solid currentColor; padding: 8px 12px; font-weight: 650 !important; white-space: nowrap; }
.selection-link::after { display: none; }
.footer-grid--b2b { grid-template-columns: 1.7fr repeat(3, 1fr); }
.footer-subhead { margin-top: 22px; }

/* Home */
.hero--b2b { min-height: max(680px, 92svh); }
.hero--b2b .hero-content { min-height: max(680px, 92svh); max-width: 1360px; }
.hero--b2b h1 { max-width: 760px; font-size: clamp(3.5rem, 6vw, 4.5rem); font-weight: 700; line-height: .98; }
.hero--b2b .hero-intro { max-width: 680px; margin: 26px 0 30px; font-size: clamp(1.15rem, 1.6vw, 1.35rem); }
.hero-contact-link { display: inline-flex; margin-top: 20px; gap: 10px; border-bottom: 1px solid rgba(255,255,255,.55); padding-bottom: 4px; color: rgba(255,255,255,.88); font-size: .86rem; font-weight: 600; }
.compact-heading { display: grid; max-width: 860px; margin-bottom: var(--space-7); }
.compact-heading h2 { margin-bottom: var(--space-4); }
.compact-heading > p:last-child { max-width: 650px; margin: 0; color: var(--ink-soft); }
.orientation-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.orientation-card { min-height: 300px; border-right: 1px solid var(--line); padding: 28px clamp(22px, 3vw, 42px) 24px 0; }
.orientation-card + .orientation-card { padding-left: clamp(22px, 3vw, 42px); }
.orientation-card:last-child { border-right: 0; }
.card-kicker, .professional-steps span { display: block; margin-bottom: var(--space-6); color: #8a6d3b; font-size: .78rem; font-weight: 650; letter-spacing: .08em; }
.orientation-card h3 { margin-bottom: var(--space-3); }
.orientation-card p { min-height: 82px; margin-bottom: var(--space-5); color: var(--ink-soft); font-size: .95rem; }
.collections--compact { background: var(--paper-deep); }
.collections--compact .section-heading { align-items: end; }
.collections--compact .section-heading h2 { max-width: 720px; }
.collection-grid--b2b { min-height: 700px; }
.collection-grid--b2b .collection-card { min-height: 300px; }
.collection-grid--b2b .collection-content { display: block; }
.collection-grid--b2b .collection-content strong { display: block; margin-bottom: 10px; font-size: clamp(2rem, 3.2vw, 3rem); font-weight: 650; }
.collection-grid--b2b .collection-content small { display: block; max-width: 390px; font-size: .9rem; line-height: 1.45; text-align: left; }
.catalog-entry { padding-block: clamp(var(--space-9), 9vw, var(--space-11)); background: var(--night); color: var(--white); }
.catalog-entry-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(60px, 9vw, 130px); align-items: center; }
.catalog-entry h2 { max-width: 620px; font-size: clamp(2.6rem, 4.2vw, 3.8rem); }
.catalog-entry .eyebrow { color: rgba(255,255,255,.6); }
.home-product-search label { display: block; margin-bottom: 12px; color: rgba(255,255,255,.72); font-size: .82rem; font-weight: 650; }
.home-product-search > div { display: flex; border-bottom: 1px solid rgba(255,255,255,.55); }
.home-product-search input { width: 100%; min-height: 62px; border: 0; outline: 0; background: transparent; color: var(--white); font-size: 1.1rem; }
.home-product-search input::placeholder { color: rgba(255,255,255,.54); }
.home-product-search button { border: 0; background: transparent; color: var(--white); font-weight: 650; }
.home-product-search p { margin: 16px 0 0; color: rgba(255,255,255,.55); font-size: .82rem; }
.home-featured { background: var(--white); }
.home-product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.intro-grid--b2b { grid-template-columns: .85fr .7fr .6fr; gap: clamp(40px, 6vw, 90px); }
.intro-grid--b2b .intro-copy { padding-top: 0; }
.approach-facts { margin: 0; border-top: 1px solid var(--line); }
.approach-facts div { border-bottom: 1px solid var(--line); padding: 18px 0; }
.approach-facts dt { margin-bottom: 5px; font-size: .8rem; font-weight: 700; }
.approach-facts dd { margin: 0; color: var(--ink-soft); font-size: .85rem; }
.professional-support-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(60px, 10vw, 150px); }
.professional-support-grid h2 { max-width: 600px; }
.professional-steps { border-top: 1px solid rgba(255,255,255,.2); }
.professional-steps > div { display: grid; grid-template-columns: 44px 130px 1fr; gap: 18px; border-bottom: 1px solid rgba(255,255,255,.2); padding: 24px 0; align-items: baseline; }
.professional-steps span { margin: 0; }
.professional-steps h3 { font-size: 1.2rem; }
.professional-steps p { margin: 0; color: rgba(255,255,255,.62); font-size: .9rem; }
.professional-steps .button { margin-top: 32px; }
.closing-inner h2 { max-width: 900px; }

/* Catalog */
.catalog-hero-v3--focused { padding: calc(var(--header-height) + 54px) 0 64px; }
.breadcrumb--hero { margin-bottom: 46px; }
.catalog-title-row { display: flex; align-items: end; justify-content: space-between; gap: 48px; }
.catalog-hero-v3--focused h1 { max-width: 860px; font-size: clamp(3.5rem, 5vw, 4.5rem); line-height: 1; }
.catalog-total { flex: none; margin-bottom: 8px; color: var(--ink-soft); }
.catalog-search--hero { position: relative; display: flex; max-width: none; margin-top: 52px; border: 1px solid var(--line); background: var(--white); align-items: center; }
.catalog-search--hero i { padding-left: 22px; font-size: 1.6rem; font-style: normal; }
.catalog-search--hero input { width: 100%; min-height: 66px; border: 0; padding: 15px 22px; outline: 0; background: transparent; font-size: 1.05rem; }
.catalog-browser-v3 { padding: 64px 0 128px; }
.catalog-toolbar-b2b { display: flex; margin-bottom: 28px; align-items: end; justify-content: space-between; gap: 32px; }
.catalog-toolbar-b2b .eyebrow { margin-bottom: 8px; }
.catalog-toolbar-b2b h2 { font-size: 1.3rem; letter-spacing: -.02em; }
.catalog-toolbar-b2b h2 strong { font-weight: 750; }
.catalog-toolbar-actions { display: flex; align-items: end; gap: 14px; }
.filter-toggle { display: none; }
.catalog-sort { min-width: 190px; }
.catalog-sort span { display: block; margin-bottom: 5px; color: var(--ink-soft); font-size: .72rem; font-weight: 650; }
.catalog-sort select { width: 100%; min-height: 48px; border: 1px solid var(--line); padding: 0 36px 0 14px; background: var(--white); }
.active-filter-bar { display: flex; margin-bottom: 28px; align-items: center; gap: 16px; }
.active-filter-bar[hidden] { display: none; }
.active-filter-bar > span { font-size: .76rem; font-weight: 700; }
.active-filter-bar > div { display: flex; flex-wrap: wrap; gap: 8px; }
.active-filter-bar button { min-height: 38px; border: 1px solid var(--line); border-radius: 999px; padding: 7px 12px; background: var(--white); font-size: .78rem; }
.active-filter-bar > button { border: 0; background: transparent; text-decoration: underline; }
.catalog-layout-b2b { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 42px; align-items: start; }
.catalog-filter-panel { position: sticky; top: 92px; border-top: 1px solid var(--ink); }
.filter-panel-heading { display: none; }
.filter-group { border-bottom: 1px solid var(--line); padding: 20px 0; }
.filter-group label { display: block; margin-bottom: 8px; font-size: .78rem; font-weight: 700; }
.filter-group select { width: 100%; min-height: 46px; border: 1px solid var(--line); padding: 0 34px 0 12px; background: var(--white); font-size: .85rem; }
.filter-check { display: flex; min-height: 68px; border-bottom: 1px solid var(--line); padding: 16px 0; align-items: flex-start; gap: 11px; cursor: pointer; }
.filter-check input { width: 18px; height: 18px; margin-top: 2px; accent-color: var(--ink); }
.filter-check strong, .filter-check small { display: block; }
.filter-check strong { font-size: .82rem; }
.filter-check small { margin-top: 3px; color: var(--ink-soft); font-size: .72rem; }
.filter-panel-actions { padding-top: 20px; }
.filter-panel-actions .button { width: 100%; }
.text-button { border: 0; padding: 12px 0; background: transparent; font-size: .78rem; text-decoration: underline; }
.filter-backdrop { display: none; }
.catalog-grid-v3 { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 54px 18px; }
.catalog-card { position: relative; display: flex; min-width: 0; flex-direction: column; }
.catalog-card-link { display: flex; height: auto; flex: 1; flex-direction: column; }
.catalog-card-media { aspect-ratio: 4 / 3; }
.catalog-card-media img { object-fit: contain; }
.catalog-card-body { display: block; flex: 1; border-bottom: 0; padding: 18px 0 12px; }
.catalog-card-heading h3 { font-size: 1.35rem; line-height: 1.15; }
.catalog-card-category { margin-bottom: 5px; }
.catalog-card-facts { display: grid; margin: 16px 0 12px; border-top: 1px solid var(--line); }
.catalog-card-facts > div { display: flex; border-bottom: 1px solid var(--line); padding: 8px 0; justify-content: space-between; gap: 12px; font-size: .75rem; }
.catalog-card-facts dt { color: var(--ink-soft); }
.catalog-card-facts dd { margin: 0; text-align: right; }
.catalog-card-variants { margin: 0 0 12px; color: var(--ink-soft); font-size: .75rem; }
.catalog-card-cta { display: inline-block; font-size: .78rem; font-weight: 700; }
.catalog-card-add { width: 100%; min-height: 44px; border: 1px solid var(--ink); background: transparent; font-size: .8rem; font-weight: 700; }
.catalog-card-add:hover { background: var(--ink); color: var(--white); }
.catalog-card--home .catalog-card-media { aspect-ratio: 1.12; }
.selection-toast { position: fixed; z-index: 300; right: 24px; bottom: 24px; max-width: 360px; padding: 15px 20px; transform: translateY(20px); background: var(--ink); color: var(--white); opacity: 0; pointer-events: none; transition: .25s ease; }
.selection-toast.is-visible { transform: translateY(0); opacity: 1; }

/* Product detail */
.catalog-product-detail-v3 { padding-top: 24px; }
.catalog-product-detail-v3-grid { grid-template-columns: minmax(0, 1.05fr) minmax(400px, .8fr); gap: clamp(48px, 7vw, 100px); }
.catalog-product-summary-v3 h1 { font-size: clamp(3.5rem, 5vw, 4.5rem); }
.catalog-product-lead { margin: 20px 0 26px; font-size: 1rem; line-height: 1.65; }
.product-key-facts { display: grid; margin-bottom: 28px; border-block: 1px solid var(--line); grid-template-columns: repeat(3, 1fr); }
.product-key-facts div { padding: 16px 12px 16px 0; }
.product-key-facts span, .product-key-facts strong { display: block; }
.product-key-facts span { color: var(--ink-soft); font-size: .7rem; }
.product-key-facts strong { margin-top: 4px; font-size: .88rem; }
.variant-picker-heading { display: flex; margin-bottom: 10px; justify-content: space-between; font-size: .76rem; }
.variant-picker-heading label { font-weight: 700; }
.catalog-product-variants { max-height: 220px; overflow: auto; }
.product-variant { min-height: 58px; }
.selected-variant-v3 { margin-top: 18px; grid-template-columns: 1fr 1fr; }
.catalog-product-actions-v3 { display: grid; margin-top: 22px; grid-template-columns: 1fr 1fr; }
.catalog-product-actions-v3 .product-pdf-link { grid-column: 1 / -1; justify-self: start; margin-top: 10px; }
.catalog-product-data-v3 { padding-block: clamp(72px, 8vw, 110px); }
.catalog-product-data-v3-grid { grid-template-columns: .7fr 1.3fr; }
.catalog-spec-panel--table dl { margin: 0; }
.catalog-spec-panel--table dl > div { display: grid; grid-template-columns: minmax(150px, .45fr) 1fr; border-bottom: 1px solid var(--line); padding: 16px 0; gap: 28px; }
.catalog-spec-panel--table dt { color: var(--ink-soft); font-size: .78rem; }
.catalog-spec-panel--table dd { margin: 0; font-size: .9rem; }
.source-note { margin-top: 30px; border-left: 2px solid var(--champagne); padding-left: 16px; }
.source-note span { font-size: .72rem; font-weight: 700; text-transform: uppercase; }
.source-note p { margin: 4px 0 0; color: var(--ink-soft); font-size: .82rem; }
.catalog-related-grid .catalog-card-add { display: none; }

/* Professionals */
.professionals-hero { padding-bottom: 88px; }
.professionals-hero-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(50px, 9vw, 130px); align-items: end; }
.professionals-hero h1 { max-width: 820px; }
.professionals-hero-grid .lead { margin-bottom: 28px; }
.role-jump { position: sticky; z-index: 40; top: 68px; border-block: 1px solid var(--line); background: rgba(246,243,237,.95); backdrop-filter: blur(12px); }
.role-jump .shell { display: flex; min-height: 58px; align-items: center; gap: 28px; }
.role-jump span { margin-right: auto; color: var(--ink-soft); font-size: .78rem; }
.role-jump a { font-size: .82rem; font-weight: 700; }
.professional-role { scroll-margin-top: 130px; padding-block: 112px; }
.professional-role--alt { background: var(--paper-deep); }
.professional-role-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(60px, 10vw, 150px); }
.professional-role h2 { max-width: 760px; margin-bottom: 24px; }
.professional-role .lead { max-width: 650px; color: var(--ink-soft); }
.role-index { display: block; margin-bottom: 48px; color: #8a6d3b; font-size: .8rem; font-weight: 700; }
.role-benefits { padding-top: 84px; }
.role-benefits h3 { margin-bottom: 18px; font-size: 1rem; }
.role-benefits ul { margin: 0 0 32px; padding: 0; list-style: none; }
.role-benefits li { border-top: 1px solid var(--line); padding: 13px 0; font-size: .9rem; }
.role-benefits li:last-child { border-bottom: 1px solid var(--line); }

/* Selection */
.selection-hero { padding: calc(var(--header-height) + 54px) 0 72px; background: var(--paper-deep); }
.selection-hero-grid { display: grid; grid-template-columns: 1fr .7fr; gap: 80px; align-items: end; }
.selection-hero-grid > p { max-width: 600px; margin: 0; color: var(--ink-soft); }
.selection-section { padding-block: 80px 128px; }
.selection-layout { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(320px, .65fr); gap: clamp(50px, 8vw, 110px); align-items: start; }
.selection-list-heading { display: flex; margin-bottom: 20px; align-items: baseline; justify-content: space-between; gap: 20px; }
.selection-list-heading h2 { font-size: 1.35rem; }
.selection-list-heading span { color: var(--ink-soft); font-size: .8rem; }
.selection-list { border-top: 1px solid var(--ink); }
.selection-item { display: grid; grid-template-columns: 130px minmax(0, 1fr) 110px auto; gap: 22px; border-bottom: 1px solid var(--line); padding: 20px 0; align-items: center; }
.selection-item img { width: 130px; aspect-ratio: 1.2; object-fit: contain; background: #e9e7e1; }
.selection-item-info p { margin: 0 0 4px; color: var(--ink-soft); font-size: .7rem; text-transform: uppercase; }
.selection-item-info h3 { margin-bottom: 7px; font-size: 1.25rem; }
.selection-item-info span { color: var(--ink-soft); font-size: .78rem; }
.selection-quantity span { display: block; margin-bottom: 5px; font-size: .68rem; }
.selection-quantity input { width: 100%; min-height: 44px; border: 1px solid var(--line); padding: 8px; background: var(--white); }
.selection-remove { border: 0; background: transparent; font-size: .75rem; text-decoration: underline; }
.selection-summary { position: sticky; top: 100px; border: 1px solid var(--line); padding: 32px; background: var(--white); }
.selection-summary h2 { margin-bottom: 16px; font-size: 1.8rem; }
.selection-summary > p:not(.eyebrow) { color: var(--ink-soft); font-size: .88rem; }
.selection-summary label { display: block; margin: 24px 0 8px; font-size: .78rem; font-weight: 700; }
.selection-summary textarea { width: 100%; border: 1px solid var(--line); padding: 12px; resize: vertical; background: var(--paper); }
.selection-summary .button { width: 100%; margin: 18px 0; }
.selection-summary .text-link { display: flex; justify-content: space-between; }
.is-disabled { opacity: .45; cursor: not-allowed; }
.selection-empty { border-top: 1px solid var(--line); padding: 64px 0; }
.selection-empty h2 { margin-bottom: 12px; }

/* Contact */
.contact-hero--b2b { padding-bottom: 80px; }
.contact-hero--b2b .contact-hero-grid { align-items: end; }
.contact-hero--b2b h1 { max-width: 800px; font-size: clamp(3.5rem, 5vw, 4.5rem); }
.contact-aside h2 { margin-bottom: 32px; font-size: 2rem; }
.contact-checklist { margin: 0 0 40px; padding: 0; counter-reset: item; list-style: none; }
.contact-checklist li { counter-increment: item; border-top: 1px solid var(--line); padding: 14px 0 14px 36px; font-size: .85rem; }
.contact-checklist li::before { margin-left: -36px; margin-right: 15px; color: #8a6d3b; content: "0" counter(item); font-size: .7rem; }
.contact-form fieldset { margin: 0 0 42px; border: 0; border-top: 1px solid var(--ink); padding: 0; }
.contact-form legend { width: 100%; padding: 16px 0 24px; font-size: .9rem; font-weight: 750; }
.field label { font-size: .76rem; letter-spacing: .05em; text-transform: none; }
.field input, .field select, .field textarea { min-height: 48px; border: 1px solid var(--line); padding: 11px 12px; background-color: var(--white); }
.field textarea { min-height: 140px; }
.field [aria-invalid="true"] { border-color: #a5382c; box-shadow: 0 0 0 1px #a5382c; }
.field-error { min-height: 18px; margin-top: 4px; color: #8b2d23; font-size: .72rem; }
.contact-selection-summary { margin-bottom: 42px; border: 1px solid var(--line); padding: 24px; background: var(--white); }
.contact-selection-summary h3 { margin-bottom: 16px; font-size: 1.2rem; }
.contact-selection-summary [data-contact-selection-list] { margin-bottom: 18px; border-top: 1px solid var(--line); }
.contact-selection-summary [data-contact-selection-list] p { margin: 0; border-bottom: 1px solid var(--line); padding: 10px 0; font-size: .82rem; }
.form-status { max-width: 480px; font-size: .82rem; }

@media (min-width: 1500px) {
  .catalog-grid-v3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 1120px) {
  .primary-nav { gap: 13px; }
  .primary-nav > a:not(.button) { font-size: .72rem; }
  .selection-link { padding-inline: 9px; }
  .catalog-grid-v3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .intro-grid--b2b { grid-template-columns: 1fr 1fr; }
  .approach-facts { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, 1fr); }
  .approach-facts div { padding-right: 24px; }
}

@media (max-width: 880px) {
  body { font-size: 16px; }
  .shell { width: min(calc(100% - 40px), var(--container)); }
  .section { padding-block: 80px; }
  .site-header { height: 74px; }
  .primary-nav { align-items: stretch; gap: 0; }
  .primary-nav > a:not(.button) { font-size: 1rem; }
  .primary-nav .selection-link { margin-top: 12px; justify-content: center; }
  .primary-nav .nav-cta { order: 10; }
  .primary-nav .selection-link { order: 9; }
  .hero--b2b, .hero--b2b .hero-content { min-height: 760px; }
  .hero--b2b h1 { font-size: clamp(2.8rem, 10vw, 3.8rem); }
  .orientation-grid { grid-template-columns: 1fr; }
  .orientation-card, .orientation-card + .orientation-card { min-height: 0; border-right: 0; border-bottom: 1px solid var(--line); padding: 26px 0; }
  .orientation-card p { min-height: 0; }
  .card-kicker { margin-bottom: 20px; }
  .catalog-entry-grid, .professional-support-grid, .professionals-hero-grid, .professional-role-grid, .selection-hero-grid, .selection-layout { grid-template-columns: 1fr; }
  .catalog-entry-grid, .professional-support-grid { gap: 48px; }
  .home-product-grid { grid-template-columns: repeat(2, 1fr); }
  .intro-grid--b2b { grid-template-columns: 1fr; }
  .approach-facts { grid-column: auto; }
  .professional-steps > div { grid-template-columns: 36px 110px 1fr; }
  .footer-grid--b2b { grid-template-columns: repeat(2, 1fr); }
  .catalog-title-row { display: block; }
  .catalog-total { margin-top: 20px; }
  .catalog-search--hero { margin-top: 36px; }
  .filter-toggle { display: inline-flex; }
  .catalog-layout-b2b { display: block; }
  .catalog-filter-panel { position: fixed; z-index: 260; top: 0; right: 0; bottom: 0; width: min(92vw, 390px); visibility: hidden; overflow-y: auto; padding: 24px; transform: translateX(105%); border: 0; background: var(--paper); pointer-events: none; transition: transform .3s var(--ease), visibility .3s; }
  .filter-open { overflow: hidden; }
  .filter-open .catalog-filter-panel { visibility: visible; transform: translateX(0); pointer-events: auto; }
  .filter-panel-heading { display: flex; margin-bottom: 18px; align-items: center; justify-content: space-between; }
  .filter-panel-heading span, .filter-panel-heading strong { display: block; }
  .filter-panel-heading span { color: var(--ink-soft); font-size: .72rem; }
  .filter-panel-heading button { width: 44px; height: 44px; border: 0; background: transparent; font-size: 1.6rem; }
  .filter-panel-actions { position: sticky; bottom: -24px; margin: 20px -24px -24px; padding: 16px 24px 24px; background: var(--paper); }
  .filter-check { margin-bottom: 90px; }
  .filter-backdrop { position: fixed; z-index: 250; inset: 0; width: 100%; height: 100%; border: 0; background: rgba(0,0,0,.4); }
  .filter-open .filter-backdrop { display: block; }
  .catalog-product-detail-v3-grid, .catalog-product-data-v3-grid { grid-template-columns: 1fr; }
  .catalog-product-gallery-v3, .catalog-product-data-heading { position: static; }
  .role-benefits { padding-top: 0; }
  .role-jump { top: 68px; overflow-x: auto; }
  .role-jump .shell { width: max-content; min-width: 100%; }
  .role-jump span { display: none; }
  .professional-role { padding-block: 80px; }
  .selection-summary { position: static; }
  .contact-layout { grid-template-columns: 1fr; }
  .contact-aside { max-width: 650px; }
}

@media (max-width: 640px) {
  h1 { font-size: 2.6rem; }
  h2 { font-size: 2rem; }
  h3 { font-size: 1.45rem; }
  .shell { width: calc(100% - 32px); }
  .section { padding-block: 64px; }
  .button-row { align-items: stretch; }
  .button-row .button { width: 100%; }
  .hero--b2b, .hero--b2b .hero-content { min-height: 700px; }
  .hero--b2b .hero-content { justify-content: flex-end; padding-bottom: 56px; }
  .hero--b2b h1 { font-size: 2.75rem; }
  .hero--b2b .hero-intro { margin-block: 20px 24px; }
  .hero-contact-link { margin-top: 18px; }
  .collection-grid--b2b { min-height: 0; grid-template-columns: 1fr; grid-template-rows: none; }
  .collection-grid--b2b .collection-card, .collection-grid--b2b .collection-card--tall { min-height: 360px; grid-column: auto; grid-row: auto; }
  .catalog-entry-grid { gap: 40px; }
  .home-product-grid { grid-template-columns: 1fr; }
  .approach-facts { display: block; }
  .professional-steps > div { grid-template-columns: 32px 1fr; }
  .professional-steps p { grid-column: 2; }
  .footer-grid--b2b { grid-template-columns: 1fr; }
  .catalog-hero-v3--focused { padding-top: calc(var(--header-height) + 36px); }
  .breadcrumb--hero { margin-bottom: 30px; }
  .catalog-hero-v3--focused h1, .catalog-product-summary-v3 h1, .professionals-hero h1, .contact-hero--b2b h1 { font-size: 2.7rem; }
  .catalog-search--hero input { min-height: 58px; font-size: .95rem; }
  .catalog-toolbar-b2b { align-items: flex-start; }
  .catalog-toolbar-actions { width: 100%; flex-direction: column; align-items: stretch; }
  .catalog-toolbar-b2b { flex-direction: column; }
  .catalog-sort { width: 100%; }
  .active-filter-bar { align-items: flex-start; flex-direction: column; }
  .catalog-grid-v3 { grid-template-columns: 1fr; }
  .catalog-card-media { aspect-ratio: 1.15; }
  .product-key-facts { grid-template-columns: 1fr 1fr; }
  .catalog-product-actions-v3 { grid-template-columns: 1fr; }
  .catalog-product-actions-v3 .product-pdf-link { grid-column: 1; }
  .catalog-spec-panel--table dl > div { grid-template-columns: 1fr; gap: 5px; }
  .catalog-related-grid { grid-template-columns: 1fr; }
  .role-jump .shell { gap: 20px; }
  .selection-hero, .selection-section { padding-bottom: 64px; }
  .selection-item { grid-template-columns: 92px 1fr; }
  .selection-item img { width: 92px; }
  .selection-quantity { grid-column: 1; }
  .selection-remove { grid-column: 2; justify-self: start; }
  .selection-summary { padding: 24px; }
  .contact-section { padding-block: 64px; }
  .contact-form fieldset { margin-bottom: 32px; }
  .form-submit { align-items: stretch; flex-direction: column; }
  .selection-toast { right: 16px; bottom: 16px; left: 16px; max-width: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .catalog-filter-panel, .selection-toast { transition: none; }
}

/* ==========================================================
   FIX MIRATI: NAVIGAZIONE MOBILE, SELEZIONE E FILTRI
   ========================================================== */

body.scroll-locked {
  position: fixed;
  top: var(--locked-scroll-position, 0);
  right: 0;
  left: 0;
  width: 100%;
  overflow: hidden;
}

.nav-main-links,
.nav-actions { display: contents; }

.primary-nav .nav-main-links > a:not(.button),
.primary-nav .nav-actions > a:not(.button) {
  position: relative;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .045em;
}

.primary-nav .nav-main-links > a:not(.button)::after {
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 1px;
  transform: scaleX(0);
  transform-origin: right;
  background: currentColor;
  content: "";
  transition: transform .3s var(--ease);
}

.primary-nav .nav-main-links > a:not(.button):hover::after,
.primary-nav .nav-main-links > a[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.selection-link {
  gap: var(--space-2);
}

.selection-count {
  min-width: 1ch;
  font-variant-numeric: tabular-nums;
  text-align: center;
}

.catalog-search--hero input { min-width: 0; }
.filter-intro { margin: 0; color: var(--ink-soft); font-size: .86rem; }
.catalog-layout-b2b { display: block; }

.catalog-filter-panel {
  position: static;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-4);
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--line);
  padding-block: var(--space-5);
  align-items: end;
}

.filter-group {
  min-width: 0;
  border: 0;
  padding: 0;
}

.filter-group label,
.catalog-sort span {
  min-height: 18px;
  margin-bottom: var(--space-2);
  font-size: .75rem;
  font-weight: 650;
  line-height: 1.4;
}

.filter-group select,
.catalog-sort select {
  width: 100%;
  min-height: var(--touch-target);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 38px 0 var(--space-3);
  background-color: var(--white);
  font-size: .85rem;
}

.filter-group select:hover,
.catalog-sort select:hover { border-color: var(--ink-soft); }

.filter-group select:focus-visible,
.catalog-sort select:focus-visible {
  border-color: var(--ink);
  outline: 2px solid var(--champagne);
  outline-offset: 2px;
}

.filter-check {
  min-height: var(--touch-target);
  margin: 0;
  border: 0;
  padding: 0;
  align-items: center;
}

.filter-panel-actions { display: none; }
.active-filter-bar { margin: var(--space-5) 0; }
.catalog-results-heading { margin: var(--space-6) 0 var(--space-5); }
.catalog-results-heading h2 { font-size: 1.3rem; letter-spacing: -.02em; }
.catalog-results-heading h2 strong { font-weight: 750; }

@media (min-width: 1200px) {
  .catalog-filter-panel { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}

@media (max-width: 1120px) and (min-width: 881px) {
  .primary-nav .nav-main-links > a:not(.button),
  .primary-nav .nav-actions > a:not(.button) { font-size: .72rem; }
  .catalog-filter-panel .filter-check { grid-column: 1 / -1; }
}

@media (max-width: 880px) {
  .nav-open .site-header { z-index: 1400; }

  .nav-toggle {
    z-index: 1402;
    width: var(--touch-target);
    height: var(--touch-target);
  }

  .primary-nav {
    z-index: 1401;
    inset: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    min-height: 100vh;
    min-height: 100dvh;
    display: grid;
    grid-template-rows: minmax(0, 1fr) auto;
    gap: var(--space-6);
    padding:
      calc(var(--header-height) + var(--space-6) + env(safe-area-inset-top, 0px))
      max(var(--space-5), env(safe-area-inset-right, 0px))
      calc(var(--space-5) + env(safe-area-inset-bottom, 0px))
      max(var(--space-5), env(safe-area-inset-left, 0px));
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    background: var(--paper);
    align-items: stretch;
    justify-content: stretch;
  }

  .nav-main-links {
    display: flex;
    min-height: min-content;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-3);
  }

  .primary-nav .nav-main-links > a:not(.button) {
    display: flex;
    min-height: 44px;
    align-items: center;
    font-size: clamp(1.2rem, 5vw, 1.45rem);
    font-weight: 600;
    letter-spacing: -.015em;
  }

  .primary-nav .nav-main-links > a:not(.button)::after { display: none; }

  .nav-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3);
    border-top: 1px solid var(--line);
    padding-top: var(--space-5);
  }

  .primary-nav .nav-actions .selection-link,
  .primary-nav .nav-actions .nav-cta {
    width: 100%;
    min-height: 52px;
    margin: 0;
    padding: 13px var(--space-4);
    justify-content: center;
    order: initial;
    font-size: .9rem;
  }

  .primary-nav .nav-actions .selection-link { border-color: var(--ink); }
  .primary-nav .nav-actions .nav-cta { background: var(--ink) !important; color: var(--white) !important; }

  .catalog-filter-panel {
    position: fixed;
    z-index: 1501;
    top: 0;
    right: 0;
    bottom: auto;
    width: min(100%, 420px);
    max-width: calc(100vw - 16px);
    height: 100vh;
    height: 100dvh;
    visibility: hidden;
    display: flex;
    overflow-y: auto;
    flex-direction: column;
    gap: 0;
    border: 0;
    padding:
      calc(var(--space-4) + env(safe-area-inset-top, 0px))
      max(var(--space-5), env(safe-area-inset-right, 0px))
      calc(var(--space-4) + env(safe-area-inset-bottom, 0px))
      var(--space-5);
    transform: translateX(105%);
    background: var(--paper);
    pointer-events: none;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    transition: transform .3s var(--ease), visibility .3s;
  }

  .filter-open .catalog-filter-panel {
    visibility: visible;
    transform: translateX(0);
    pointer-events: auto;
  }

  .filter-panel-heading {
    display: flex;
    flex: 0 0 auto;
    margin-bottom: var(--space-4);
    align-items: center;
    justify-content: space-between;
  }

  .filter-panel-heading button {
    width: var(--touch-target);
    height: var(--touch-target);
    flex: 0 0 var(--touch-target);
  }

  .filter-group {
    border-bottom: 1px solid var(--line);
    padding-block: var(--space-3);
  }

  .filter-check {
    min-height: 64px;
    margin: 0;
    border-bottom: 1px solid var(--line);
    padding-block: var(--space-3);
  }

  .filter-panel-actions {
    position: sticky;
    bottom: calc(-1 * (var(--space-4) + env(safe-area-inset-bottom, 0px)));
    display: grid;
    margin-top: auto;
    grid-template-columns: minmax(96px, .8fr) minmax(150px, 1.2fr);
    gap: var(--space-3);
    border-top: 1px solid var(--line);
    padding: var(--space-4) 0 calc(var(--space-4) + env(safe-area-inset-bottom, 0px));
    background: var(--paper);
  }

  .filter-panel-actions .text-button,
  .filter-panel-actions .button {
    width: 100%;
    min-height: var(--touch-target);
    margin: 0;
  }

  .filter-backdrop {
    z-index: 1500;
    inset: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
  }

  .catalog-results-heading { margin-top: var(--space-5); }
}

@media (max-width: 360px) {
  .primary-nav {
    gap: var(--space-5);
    padding-right: var(--space-4);
    padding-left: var(--space-4);
  }

  .nav-main-links { gap: var(--space-2); }
  .primary-nav .nav-main-links > a:not(.button) { min-height: 40px; font-size: 1.15rem; }
  .filter-panel-actions { grid-template-columns: 1fr; }
}