:root {
  --ink: #151b20;
  --ink-2: #222a31;
  --text: #283038;
  --muted: #65717b;
  --line: #dce1e4;
  --soft: #f4f5f5;
  --white: #fff;
  --brass: #b9852f;
  --brass-dark: #8a5f18;
  --fire: #c84637;
  --radius: 18px;
  --shadow: 0 18px 45px rgba(21, 27, 32, .1);
  --container: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: var(--white);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration-thickness: .08em; text-underline-offset: .2em; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid rgba(185, 133, 47, .55); outline-offset: 3px; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: -100px; z-index: 999; background: var(--white); color: var(--ink); padding: 10px 16px; border-radius: 8px; }
.skip-link:focus { top: 16px; }
.eyebrow { margin: 0 0 10px; color: var(--brass-dark); font-weight: 800; letter-spacing: .1em; text-transform: uppercase; font-size: .78rem; }
h1, h2, h3 { color: var(--ink); line-height: 1.12; letter-spacing: -.025em; margin-top: 0; }
h1 { font-size: clamp(2.35rem, 5vw, 4.8rem); margin-bottom: 22px; }
h2 { font-size: clamp(1.6rem, 2.2vw, 2.2rem); margin-bottom: 12px; }
h3 { font-size: clamp(1.15rem, 2vw, 1.42rem); margin-bottom: 10px; }
p { margin-top: 0; }
.lead { color: #4c5861; font-size: clamp(1.05rem, 1.8vw, 1.25rem); line-height: 1.65; max-width: 720px; }
.muted { color: var(--muted); }
.section { padding: clamp(42px, 5vw, 64px) 0; }
.section-soft { background: var(--soft); }
.section-dark { background: var(--ink); color: #e8ecef; }
.section-dark h2, .section-dark h3 { color: var(--white); }
.section-dark .eyebrow { color: #e9bc70; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 22px; }
.section-head > div { max-width: 820px; }
.section-head p:last-child { margin-bottom: 0; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--brass);
  color: #121517;
  font-weight: 800;
  text-decoration: none;
  transition: transform .2s ease, background .2s ease, color .2s ease;
}
.button:hover { transform: translateY(-2px); background: #cf9a40; }
.button-dark { background: var(--ink); color: var(--white); }
.button-dark:hover { background: #303941; }
.button-light { background: var(--white); color: var(--ink); border-color: var(--line); }
.button-light:hover { background: #f8f9f9; }
.button-outline { color: var(--white); background: transparent; border-color: rgba(255,255,255,.42); }
.button-outline:hover { background: var(--white); color: var(--ink); }

.site-header { position: relative; z-index: 50; overflow-x: clip; overflow-y: visible; background: var(--soft); border-bottom: 1px solid var(--line); }
.header-shell { display: grid; grid-template-columns: 300px minmax(0, 1fr); grid-template-rows: 104px 58px; column-gap: 32px; }
.brand-link { grid-column: 1; grid-row: 1 / 3; display: inline-flex; align-items: center; width: min(300px, 100%); padding: 14px 0; }
.brand-link img { width: 290px; height: auto; object-fit: contain; }
.header-contact { position: relative; grid-column: 2; grid-row: 1; display: flex; justify-content: flex-end; align-items: center; gap: 28px; padding-inline: 22px 0; background: var(--soft); border-radius: 0 0 0 18px; }
.header-contact::after { content: ""; position: absolute; inset: 0 auto 0 100%; width: max(20px, calc((100vw - var(--container)) / 2)); background: var(--soft); }
.contact-link { position: relative; z-index: 1; display: inline-flex; align-items: center; gap: 9px; color: var(--ink); font-weight: 700; text-decoration: none; white-space: nowrap; }
.contact-link:is(button) { padding: 0; border: 0; background: transparent; font: inherit; cursor: pointer; }
.contact-link img { width: 19px; height: 19px; }
.contact-link small { display: block; color: var(--muted); font-weight: 600; font-size: .7rem; line-height: 1; }
.nav-band { position: relative; grid-column: 2; grid-row: 2; min-width: 0; background: var(--ink); border-radius: 18px 0 0 18px; }
.nav-band::after { content: ""; position: absolute; inset: 0 auto 0 100%; width: max(20px, calc((100vw - var(--container)) / 2)); background: var(--ink); }
.nav-row { display: flex; align-items: stretch; justify-content: space-between; min-height: 58px; }
.main-nav ul { padding: 0; margin: 0; list-style: none; }
.main-nav { margin-left: auto; }
.main-nav > ul { display: flex; align-items: stretch; min-height: 58px; }
.nav-item { position: relative; display: flex; align-items: stretch; }
.nav-link { display: flex; align-items: center; gap: 7px; padding: 15px 15px; color: var(--white); background: transparent; border: 0; font-weight: 750; text-decoration: none; cursor: pointer; }
.nav-link::after { content: ""; width: 6px; height: 6px; border-right: 2px solid #d9dee1; border-bottom: 2px solid #d9dee1; transform: rotate(45deg) translateY(-2px); }
.nav-link.no-sub::after { display: none; }
.nav-link:hover, .nav-item:focus-within > .nav-link { color: #e8c17d; }
.mega-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: min(840px, calc(100vw - 40px));
  padding: 26px;
  background: var(--white);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 0 0 18px 18px;
  box-shadow: var(--shadow);
}
.nav-item:hover > .mega-menu, .nav-item:focus-within > .mega-menu { display: grid; }
.mega-products { left: -150px; width: min(920px, calc(100vw - 270px)); grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.mega-company { width: 430px; grid-template-columns: 1fr; gap: 6px; }
.mega-technical { left: -260px; width: min(800px, calc(100vw - 270px)); max-height: min(580px, calc(100vh - 190px)); overflow-y: auto; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.mega-menu-all { grid-column: 1 / -1; margin-top: 2px; padding-top: 14px !important; border-top: 1px solid var(--line); color: var(--brass-dark) !important; font-weight: 850; }
.mega-menu strong { display: block; color: var(--ink); margin-bottom: 8px; }
.mega-menu a { display: block; padding: 5px 0; color: #4c5861; text-decoration: none; }
.mega-menu a:hover { color: var(--brass-dark); text-decoration: underline; }
.nav-actions { display: flex; align-items: center; padding-left: 20px; }
.nav-actions .button { min-height: 42px; padding: 9px 18px; }
.menu-toggle { display: none; align-items: center; gap: 10px; color: var(--white); background: transparent; border: 0; padding: 12px 0; font-weight: 800; cursor: pointer; }
.menu-toggle img { width: 24px; height: 24px; }

.hero { overflow: hidden; background: linear-gradient(125deg, #f7f8f8 0%, #fff 55%, #e8ebed 100%); border-bottom: 1px solid var(--line); }
.hero-grid { min-height: min(540px, calc(100vh - 162px)); display: grid; grid-template-columns: 1.12fr .88fr; align-items: center; gap: clamp(26px, 5vw, 64px); padding: clamp(28px, 4vh, 44px) 0; }
.hero-copy { position: relative; z-index: 2; }
.hero-copy h1 { max-width: 820px; margin-bottom: 16px; font-size: clamp(2.5rem, 3.8vw, 3.35rem); line-height: 1.04; }
.hero-copy .lead { max-width: 660px; font-size: clamp(1rem, 1.35vw, 1.12rem); line-height: 1.5; }
.hero-copy .button-row { margin-top: 22px; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.trust-chip { padding: 6px 10px; border: 1px solid #cfd5d9; border-radius: 999px; background: rgba(255,255,255,.75); color: #4a555d; font-weight: 700; font-size: .8rem; }
.hero-showcase { position: relative; isolation: isolate; min-height: 400px; }
.product-orbit { position: absolute; inset: 0; border-radius: 48% 52% 45% 55%; background: radial-gradient(circle at 52% 45%, #fff 0 42%, #e7e9ea 43% 62%, transparent 63%); }
.hero-product-main { position: absolute; width: min(390px, 78%); aspect-ratio: 1; right: 2%; top: 4%; object-fit: contain; background: var(--white); border-radius: 28px; box-shadow: 0 25px 65px rgba(0,0,0,.18); }
.hero-product-small { position: absolute; width: 155px; aspect-ratio: 1; left: 0; bottom: 2%; object-fit: contain; background: var(--white); border-radius: 22px; box-shadow: var(--shadow); border: 7px solid var(--white); }
.hero-product-cpvc { position: absolute; width: 145px; aspect-ratio: 1; right: 0; bottom: 2%; object-fit: contain; background: var(--white); border-radius: 22px; box-shadow: var(--shadow); border: 7px solid var(--white); }
.hero-badge { position: absolute; left: 4%; top: 4%; width: 120px; height: 120px; display: grid; place-items: center; text-align: center; border-radius: 50%; background: var(--ink); color: var(--white); font-weight: 900; line-height: 1.1; box-shadow: var(--shadow); }
.hero-badge span { display: block; color: #e8c17d; font-size: 2rem; }

.metric-strip { margin-top: -28px; position: relative; z-index: 3; }
.metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); background: var(--ink); color: var(--white); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.metric { padding: 25px 28px; border-right: 1px solid rgba(255,255,255,.12); }
.metric:last-child { border-right: 0; }
.metric strong { display: block; color: #e8c17d; font-size: 1.25rem; margin-bottom: 3px; }

.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.card { position: relative; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: 0 10px 28px rgba(21,27,32,.055); transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease; }
.card:hover { transform: translateY(-3px); border-color: #c8a466; box-shadow: var(--shadow); }
.card-media { aspect-ratio: 16/10; padding: 18px; display: grid; place-items: center; background: linear-gradient(145deg, #fff, #edf0f1); }
.card-media img { width: 100%; height: 100%; object-fit: contain; }
.card-body { padding: 21px; }
.card-body p { color: var(--muted); }
.card-link { display: inline-flex; color: var(--brass-dark); font-weight: 850; text-decoration: none; }
.card-link:hover { text-decoration: underline; }
.card-title-link { color: inherit; text-decoration: none; }
.card-title-link::after { content: ""; position: absolute; inset: 0; z-index: 2; }
.card-title-link:focus-visible { outline: 0; }
.card:focus-within, .catalog-product-card:focus-within, .family-card:focus-within, .audience-card:focus-within { outline: 3px solid #b9852f; outline-offset: 3px; }
.priority-card { position: relative; min-height: 100%; }
.priority-card .card-body { padding-bottom: 28px; }
.priority-label { display: inline-flex; margin-bottom: 14px; padding: 6px 9px; border-radius: 999px; color: #6e4c17; background: #f5e8cf; font-size: .72rem; font-weight: 900; letter-spacing: .06em; text-transform: uppercase; }

.section-needs { padding-top: clamp(56px, 6.5vw, 78px); }
.need-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.need-card { position: relative; min-height: 188px; padding: 23px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); color: var(--text); background: var(--white); text-decoration: none; transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.need-card:hover { transform: translateY(-3px); border-color: #c8a466; box-shadow: var(--shadow); }
.need-card > span { display: block; margin-bottom: 22px; color: var(--brass-dark); font-size: .78rem; font-weight: 900; letter-spacing: .12em; }
.need-card h3 { max-width: 260px; font-size: 1.27rem; }
.need-card p { margin-bottom: 0; color: var(--muted); font-size: .92rem; }
.need-card::after { content: "→"; position: absolute; right: 22px; top: 21px; color: var(--brass); font-size: 1.35rem; font-weight: 900; }

.catalog-product-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.catalog-product-grid.is-single { grid-template-columns: minmax(280px, 420px); }
.catalog-product-card { position: relative; min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); box-shadow: 0 10px 28px rgba(21,27,32,.055); transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease; }
.catalog-product-card:hover { transform: translateY(-3px); border-color: #c8a466; box-shadow: var(--shadow); }
.catalog-product-media { display: grid; place-items: center; aspect-ratio: 1 / .78; padding: 18px; background: linear-gradient(145deg, #fff, #edf0f1); }
.catalog-product-media img { width: 100%; height: 100%; object-fit: contain; }
.catalog-product-body { padding: 18px; }
.catalog-product-body h3 { min-height: 2.25em; margin-bottom: 9px; font-size: 1.08rem; }
.catalog-product-body p { min-height: 3.2em; color: var(--muted); font-size: .9rem; }
.product-family-label, .audience-kicker { display: inline-block; margin-bottom: 10px; color: var(--brass-dark); font-size: .7rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.catalog-product-footer { display: flex; align-items: end; justify-content: space-between; gap: 12px; padding-top: 15px; border-top: 1px solid var(--line); }
.catalog-product-footer > span { color: var(--muted); font-size: .76rem; line-height: 1.35; }
.image-panel-composite { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.image-panel-composite img { height: 100%; object-fit: contain; background: var(--white); }
.process-list { display: grid; gap: 16px; padding: 0; margin: 28px 0 0; list-style: none; }
.process-list li { display: grid; grid-template-columns: 42px 1fr; gap: 14px; align-items: start; }
.process-list li > span { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%; color: var(--ink); background: #edc985; font-weight: 900; }
.process-list strong { display: block; color: var(--ink); font-size: 1.04rem; }
.process-list p { margin: 2px 0 0; color: var(--muted); }
.audience-card { position: relative; overflow: hidden; }
.audience-card::after { content: ""; position: absolute; right: -55px; bottom: -55px; width: 160px; height: 160px; border-radius: 50%; background: rgba(185,133,47,.08); }
.audience-card h3, .audience-card p, .audience-card a { position: relative; z-index: 1; }
.experience-number { min-height: 360px; display: flex; flex-direction: column; justify-content: center; align-items: center; padding: 45px; border: 1px solid rgba(255,255,255,.18); border-radius: 30px; background: radial-gradient(circle at 50% 35%, #38434b, #1b2228 68%); text-align: center; }
.experience-number strong { color: #edc985; font-size: clamp(6rem, 13vw, 10rem); line-height: .82; letter-spacing: -.08em; }
.experience-number span { margin-top: 22px; color: var(--white); font-size: 1.35rem; font-weight: 850; }
.experience-number small { margin-top: 8px; color: #aeb8be; }

.family-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.family-card { position: relative; min-height: 150px; padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: var(--white); transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease; }
.family-card:hover { transform: translateY(-3px); border-color: #c8a466; box-shadow: 0 14px 32px rgba(21,27,32,.08); }
.family-card h3 { font-size: 1.08rem; }
.family-card p { margin-bottom: 16px; color: var(--muted); font-size: .92rem; }
.family-card a { color: var(--brass-dark); font-weight: 800; }
.family-card h2 .card-title-link, .family-card h3 .card-title-link { color: var(--ink); }
.family-card[hidden] { display: none; }
.family-group { margin-top: 28px; scroll-margin-top: 24px; }
.family-group h2 { font-size: clamp(1.55rem, 2.6vw, 2.15rem); }
.site-map-directory { display: grid; gap: clamp(26px, 4vw, 48px); }
.site-map-group { padding: clamp(22px, 3vw, 34px); border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); }
.site-map-group-head { display: grid; grid-template-columns: minmax(240px, .7fr) minmax(280px, 1.3fr); gap: 24px; align-items: end; padding-bottom: 18px; margin-bottom: 20px; border-bottom: 1px solid var(--line); }
.site-map-group-head h2, .site-map-group-head p { margin: 0; }
.site-map-group-head h2 { font-size: clamp(1.35rem, 2.2vw, 1.9rem); }
.site-map-group-head p { color: var(--muted); }
.site-map-links { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px 28px; padding: 0; margin: 0; list-style: none; }
.site-map-links li { min-width: 0; }
.site-map-links a { display: block; padding: 9px 0; border-bottom: 1px solid #edf0f1; color: var(--ink); font-weight: 750; line-height: 1.35; }
.site-map-links a:hover { color: var(--brass-dark); border-color: #c8a466; }
.catalog-search { position: sticky; top: 10px; z-index: 20; display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; padding: 14px; margin-bottom: 35px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.97); box-shadow: 0 8px 24px rgba(21,27,32,.08); }
.catalog-search label { position: relative; display: block; }
.catalog-search img { position: absolute; left: 14px; top: 50%; width: 22px; height: 22px; transform: translateY(-50%); }
.catalog-search input { width: 100%; min-height: 50px; padding: 10px 16px 10px 48px; border: 1px solid #cbd2d6; border-radius: 12px; color: var(--ink); background: var(--white); }
.search-count { min-width: 150px; margin: 0; color: var(--muted); font-size: .88rem; text-align: center; }

.split-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 6vw, 72px); align-items: center; }
.image-panel { position: relative; padding: 26px; border-radius: 28px; background: linear-gradient(145deg, #f8f9f9, #e7eaec); }
.image-panel img { width: 100%; border-radius: 18px; }
.check-list { display: grid; gap: 12px; padding: 0; margin: 24px 0 0; list-style: none; }
.check-list li { position: relative; padding-left: 28px; }
.check-list li::before { content: ""; position: absolute; left: 0; top: .45em; width: 12px; height: 7px; border-left: 3px solid var(--brass); border-bottom: 3px solid var(--brass); transform: rotate(-45deg); }
.audience-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.audience-card { padding: clamp(22px, 3vw, 32px); border-radius: var(--radius); background: var(--white); border: 1px solid var(--line); }
.audience-card p { color: var(--muted); }
.b2b-showcase { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(420px, .95fr); gap: clamp(28px, 5vw, 64px); align-items: stretch; }
.b2b-visual { position: relative; min-height: 610px; overflow: hidden; border-radius: 26px; background: var(--ink); box-shadow: var(--shadow); }
.b2b-visual > img { width: 100%; height: 100%; object-fit: cover; object-position: 58% center; }
.b2b-caption { position: absolute; left: 20px; right: 20px; bottom: 20px; padding: 18px 20px; border-radius: 15px; color: #fff; background: rgba(15,20,24,.92); }
.b2b-caption strong, .b2b-caption span { display: block; }
.b2b-caption strong { color: #edc985; font-size: 1.03rem; }
.b2b-caption span { margin-top: 3px; color: #e0e5e7; font-size: .85rem; }
.b2b-content .section-head { align-items: flex-start; margin-bottom: 24px; }
.b2b-content .audience-grid { grid-template-columns: 1fr; }
.technical-document-section { background: #f7f3ea; }
.technical-document { display: flex; align-items: center; justify-content: space-between; gap: 34px; padding: clamp(24px, 4vw, 38px); border: 1px solid #d8c293; border-radius: 20px; background: #fff; }
.technical-document > div { max-width: 760px; }
.technical-document h2, .technical-document h3 { margin-bottom: 10px; }
.technical-document p { margin-bottom: 0; color: var(--muted); }
.technical-document .button { flex: 0 0 auto; }
.technical-spec-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 22px; }
.technical-spec-grid article { padding: 20px; border: 1px solid #d8c293; border-radius: 14px; background: #fff; }
.technical-spec-grid strong, .technical-spec-grid span { display: block; }
.technical-spec-grid strong { color: var(--brass-dark); font-size: .76rem; letter-spacing: .04em; text-transform: uppercase; }
.technical-spec-grid span { margin-top: 7px; color: var(--ink); font-weight: 800; }

.page-hero { padding: clamp(36px, 4.7vw, 56px) 0; background: linear-gradient(135deg, #f5f6f6, #fff); border-bottom: 1px solid var(--line); }
.page-hero h1 { font-size: clamp(2.05rem, 4vw, 3.25rem); margin-bottom: 14px; }
.page-hero .lead { max-width: 790px; }
.page-hero-product-grid, .page-hero-category-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(220px, 280px); align-items: center; gap: clamp(28px, 5vw, 68px); }
.page-hero-product .lead, .page-hero-category .lead { max-width: 720px; }
.page-hero-media { display: grid; place-items: center; aspect-ratio: 1; padding: 18px; overflow: hidden; border: 1px solid var(--line); border-radius: 24px; background: rgba(255,255,255,.88); box-shadow: 0 16px 38px rgba(21,27,32,.1); }
.page-hero-media img { width: 100%; height: 100%; object-fit: contain; }
.line-summary { position: relative; z-index: 2; margin-top: -1px; color: var(--white); background: var(--ink); }
.line-summary-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.line-summary-grid > div { min-height: 112px; display: flex; flex-direction: column; justify-content: center; padding: 22px 28px; border-right: 1px solid rgba(255,255,255,.12); }
.line-summary-grid > div:last-child { border-right: 0; }
.line-summary strong { color: #edc985; font-size: 1.28rem; }
.line-summary span { color: #c9d0d4; font-size: .9rem; }
.selection-guide { display: grid; grid-template-columns: .75fr 1.25fr; gap: clamp(28px, 5vw, 60px); align-items: start; }
.selection-steps { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 0; margin: 0; list-style: none; }
.selection-steps li { min-height: 148px; display: flex; flex-direction: column; padding: 19px; border: 1px solid var(--line); border-radius: 16px; }
.selection-steps li > span { margin-bottom: auto; color: var(--brass-dark); font-size: .76rem; font-weight: 900; letter-spacing: .1em; }
.selection-steps strong { margin: 12px 0 5px; color: var(--ink); font-size: 1.06rem; }
.selection-steps small { color: var(--muted); font-size: .86rem; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; color: var(--muted); font-size: .86rem; }
.breadcrumb a { color: var(--brass-dark); }
.product-types { width: 100%; border-collapse: collapse; margin: 28px 0; }
.product-types th, .product-types td { padding: 14px 16px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.product-types th { color: var(--ink); background: #eef0f1; }
.product-hero-grid { display: grid; grid-template-columns: minmax(320px, .82fr) minmax(0, 1.18fr); gap: clamp(28px, 5vw, 60px); align-items: center; }
.product-gallery { min-height: 410px; display: grid; place-items: center; padding: clamp(20px, 3.5vw, 38px); border: 1px solid var(--line); border-radius: 26px; background: linear-gradient(145deg, #fff, #edf0f1); }
.product-gallery img { max-height: 520px; width: 100%; object-fit: contain; border-radius: 18px; }
.product-summary { max-width: 690px; }
.product-facts { display: grid; gap: 0; margin: 28px 0; border-top: 1px solid var(--line); }
.product-facts div { display: grid; grid-template-columns: minmax(110px, .35fr) minmax(0, 1fr); gap: 18px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.product-facts dt { color: var(--muted); font-weight: 700; }
.product-facts dd { margin: 0; color: var(--ink); font-weight: 800; }
.product-facts a { color: var(--brass-dark); }
.product-proof { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin: 24px 0 8px; }
.product-proof > div { padding: 17px; border-radius: 13px; background: var(--soft); }
.product-proof strong { display: block; color: var(--ink); font-size: 1.25rem; }
.product-proof span { color: var(--muted); font-size: .78rem; }
.measure-list { display: flex; flex-wrap: wrap; gap: 9px; margin: 16px 0 20px; }
.measure-chip { min-width: 72px; padding: 9px 12px; border: 1px solid #cfb47f; border-radius: 10px; color: #5f4318; background: #faf3e5; font-weight: 850; text-align: center; }
.measure-equivalent { display: block; margin-top: 3px; color: #6c6254; font-size: .72rem; font-weight: 700; line-height: 1.15; white-space: nowrap; }
.measure-chip:hover .measure-equivalent, .measure-chip:focus-visible .measure-equivalent { color: inherit; }
.measure-reference-note { margin: 10px 0 0; color: var(--muted); font-size: .86rem; line-height: 1.45; }
.measure-matrix-row h3 .measure-equivalent { margin-top: 4px; }
.measure-chip.has-detail { text-decoration: none; box-shadow: inset 0 -3px 0 rgba(153, 104, 22, .16); }
.measure-chip.has-detail:hover, .measure-chip.has-detail:focus-visible { color: var(--white); background: var(--brass-dark); border-color: var(--brass-dark); }
.measure-chip:target { outline: 3px solid rgba(177, 126, 39, .35); outline-offset: 3px; }
.measure-matrix { display: grid; gap: 10px; }
.measure-matrix-row { display: grid; grid-template-columns: minmax(90px, .22fr) minmax(0, 1fr); gap: 18px; align-items: start; padding: 16px 18px; border: 1px solid var(--line); border-radius: 13px; background: var(--white); }
.measure-matrix-row h3 { margin: 2px 0 0; color: var(--brass-dark); }
.measure-model-links { display: flex; flex-wrap: wrap; gap: 8px; }
.measure-model-links a { padding: 8px 11px; border-radius: 9px; color: var(--ink); background: var(--soft); font-size: .88rem; font-weight: 800; text-decoration: none; }
.measure-model-links a:hover, .measure-model-links a:focus-visible { color: var(--white); background: var(--ink); }
.notice { padding: 18px 20px; border-left: 4px solid var(--brass); border-radius: 0 12px 12px 0; background: #f8f3e9; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature { padding: 20px; border-radius: 15px; border: 1px solid var(--line); background: var(--white); }
.product-selection-section .section-head p:last-child { color: #bfc8cd; }
.selection-card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.selection-card { min-height: 190px; padding: 22px; border: 1px solid rgba(255,255,255,.15); border-radius: 18px; background: rgba(255,255,255,.055); }
.selection-card > span { display: block; margin-bottom: 25px; color: #edc985; font-weight: 900; letter-spacing: .1em; }
.selection-card h3 { color: var(--white); }
.selection-card p { margin: 0; color: #bcc6cb; }
.specification-brief { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(26px, 5vw, 62px); align-items: start; }
.specification-brief > .button { grid-column: 2; justify-self: start; }
.specification-list { display: grid; gap: 0; padding: 0; margin: 0; list-style: none; border-top: 1px solid var(--line); }
.specification-list li { display: grid; grid-template-columns: 135px 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.specification-list strong { color: var(--ink); }
.specification-list span { color: var(--muted); }

.faq-list { display: grid; gap: 11px; max-width: 920px; }
.faq-list details { border: 1px solid var(--line); border-radius: 14px; background: var(--white); }
.faq-list summary { position: relative; padding: 19px 52px 19px 20px; color: var(--ink); font-weight: 800; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 20px; top: 50%; transform: translateY(-50%); color: var(--brass-dark); font-size: 1.45rem; }
.faq-list details[open] summary::after { content: "–"; }
.faq-answer { padding: 0 20px 20px; color: #55616a; }
.faq-answer p:last-child { margin-bottom: 0; }
.faq-line { display: block; }
.faq-line + .faq-line { margin-top: 0.42rem; }

.budget-layout { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(280px, .55fr); gap: 28px; align-items: start; }
.form-card { padding: clamp(24px, 4vw, 42px); border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 17px; }
.field { display: grid; gap: 7px; }
.field-full { grid-column: 1 / -1; }
.field label, .field > span { color: var(--ink); font-weight: 750; }
.field input, .field select, .field textarea { width: 100%; min-height: 48px; padding: 10px 12px; border: 1px solid #bec7cd; border-radius: 10px; background: var(--white); color: var(--ink); }
.field textarea { min-height: 120px; resize: vertical; }
.product-row { display: grid; grid-template-columns: 1.5fr .7fr .45fr auto; gap: 10px; align-items: end; padding: 14px; margin-bottom: 10px; border: 1px solid var(--line); border-radius: 12px; background: #fafbfb; }
.remove-product { min-width: 46px; height: 48px; border: 1px solid #d8b1ac; border-radius: 10px; color: #8e2f25; background: #fff; font-weight: 900; cursor: pointer; }
.captcha-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: end; }
.captcha-image { width: 210px; height: 72px; border: 1px solid var(--line); border-radius: 10px; background: #eef0f1; }
.captcha-refresh { width: 46px; height: 46px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 10px; background: var(--white); cursor: pointer; }
.captcha-refresh img { width: 22px; height: 22px; }
.form-status { display: none; padding: 13px 15px; border-radius: 10px; margin-bottom: 18px; background: #fff1ef; color: #8a2f26; }
.form-status.is-visible { display: block; }
.form-status.is-success { background: #e9f6ef; color: #175c3b; }
.form-status.is-success .button { margin-top: 14px; color: #fff; }
.honeypot { position: absolute !important; left: -9999px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }
.aside-card { padding: 28px; border-radius: var(--radius); color: #e7ecef; background: var(--ink); }
.aside-card h2, .aside-card h3 { color: var(--white); }
.aside-card ul { padding-left: 18px; }

.cta-band { padding: clamp(26px, 3.5vw, 34px); border-radius: 24px; background: linear-gradient(135deg, var(--ink), #303941); color: #e5eaed; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.cta-band h2 { color: var(--white); margin-bottom: 8px; }
.cta-band p { margin-bottom: 0; }

.site-footer { background: #0f1418; color: #cbd2d6; }
.footer-grid { display: grid; grid-template-columns: 1.15fr .8fr 1fr; gap: 46px; padding: 62px 0 38px; }
.footer-logo { width: 230px; height: auto; margin-bottom: 22px; }
.site-footer h2, .site-footer h3 { color: var(--white); font-size: 1.05rem; }
.site-footer a { color: #dce2e5; text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: none; }
.site-footer nav { display: grid; gap: 7px; }
.footer-contact { display: grid; gap: 12px; }
.footer-contact .contact-link { color: var(--white); }
.footer-contact .contact-link img { flex: 0 0 19px; }
.address-row { display: flex; align-items: flex-start; gap: 9px; }
.address-row img { width: 20px; height: 20px; flex: 0 0 20px; margin-top: 4px; }
.footer-contact a.address-row { color: #dce2e5; text-decoration: none; }
.footer-back-to-top { display: inline-flex; align-items: center; gap: 7px; width: fit-content; margin-top: 18px; color: var(--white); font-weight: 750; }
.footer-back-to-top span { color: #ff8a24; font-size: 1.05rem; line-height: 1; }
.social-link { display: inline-flex; align-items: center; gap: 10px; font-weight: 750; }
.social-link img { width: 22px; height: 22px; }
.footer-bottom { padding: 18px 0; border-top: 1px solid rgba(255,255,255,.11); font-size: .82rem; }
.footer-bottom-grid { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; gap: 24px; }
.footer-bottom p { justify-self: start; margin: 0; text-align: left; }
.agenzzia-signature { justify-self: center; text-align: center; }
.agenzzia-signature a { color: #ff8a24; font-weight: 800; }
.site-version { justify-self: end; color: #9fa9ae; font-variant-numeric: tabular-nums; white-space: nowrap; }
.footer-text-button, .cookie-link-button {
  width: fit-content;
  padding: 0;
  color: inherit;
  background: transparent;
  border: 0;
  text-align: left;
  text-decoration: underline;
  text-underline-offset: .2em;
  cursor: pointer;
}
.site-footer .footer-text-button { color: #dce2e5; }
[hidden] { display: none !important; }
.site-search-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  margin-right: auto;
  padding: 8px 13px;
  border: 1px solid #c9d0d4;
  border-radius: 999px;
  color: var(--ink);
  background: #fff;
  font: inherit;
  font-size: .86rem;
  font-weight: 800;
  cursor: pointer;
}
.site-search-trigger:hover, .site-search-trigger:focus-visible { color: #151b20; background: #edc985; border-color: #edc985; }
.site-search-trigger img { width: 20px; height: 20px; }
.site-search-modal {
  position: fixed;
  inset: 0;
  z-index: 110;
  display: grid;
  align-items: start;
  justify-items: center;
  overflow-y: auto;
  padding: clamp(22px, 7vh, 72px) 18px;
  background: rgba(8,12,15,.82);
}
.site-search-panel {
  width: min(760px, 100%);
  max-height: calc(100vh - 44px);
  overflow-y: auto;
  padding: clamp(24px, 5vw, 42px);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 32px 90px rgba(0,0,0,.42);
}
.site-search-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; }
.site-search-heading h2 { margin-bottom: 20px; font-size: clamp(1.75rem, 4vw, 2.55rem); }
.site-search-close {
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--ink);
  background: #fff;
  font-size: 1.7rem;
  line-height: 1;
  cursor: pointer;
}
.site-search-close:hover, .site-search-close:focus-visible { color: #fff; background: var(--ink); }
.site-search-field { position: relative; display: block; }
.site-search-field img { position: absolute; left: 16px; top: 50%; width: 23px; height: 23px; transform: translateY(-50%); }
.site-search-field input {
  width: 100%;
  min-height: 58px;
  padding: 12px 18px 12px 52px;
  border: 2px solid #b9c1c6;
  border-radius: 14px;
  color: var(--ink);
  background: #fff;
  font-size: 1rem;
}
.site-search-field input:focus { border-color: var(--brass-dark); outline: 3px solid rgba(177,126,39,.18); }
.site-search-help { margin: 10px 0 0; color: var(--muted); font-size: .82rem; }
.site-search-status { margin: 19px 0 11px; color: var(--ink); font-size: .9rem; font-weight: 800; }
.site-search-results { display: grid; gap: 9px; }
.site-search-result {
  display: grid;
  grid-template-columns: minmax(120px, .3fr) minmax(0, .7fr);
  gap: 4px 18px;
  padding: 15px 17px;
  border: 1px solid var(--line);
  border-radius: 13px;
  color: var(--ink);
  background: #fff;
  text-decoration: none;
}
.site-search-result:hover, .site-search-result:focus-visible { border-color: #c89b4b; background: #faf6ee; box-shadow: 0 8px 22px rgba(21,27,32,.08); }
.site-search-result-type { grid-row: 1 / 3; align-self: center; color: var(--brass-dark); font-size: .72rem; font-weight: 900; letter-spacing: .06em; text-transform: uppercase; }
.site-search-result strong { font-size: 1rem; }
.site-search-result-description { color: var(--muted); font-size: .84rem; }
body.site-search-open { overflow: hidden; }
.cookie-banner {
  position: fixed;
  left: 18px;
  right: 18px;
  bottom: 18px;
  z-index: 80;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  width: min(calc(100% - 36px), 1120px);
  margin-inline: auto;
  padding: 20px 22px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 18px;
  color: #eef1f2;
  background: #151b20;
  box-shadow: 0 22px 65px rgba(0,0,0,.34);
}
.cookie-banner strong { display: block; margin-bottom: 4px; color: #fff; font-size: 1.05rem; }
.cookie-banner p { margin: 0; max-width: 760px; }
.cookie-banner a { color: #efb75d; font-weight: 750; }
.cookie-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.cookie-banner .button { min-height: 44px; padding: 9px 16px; }
.cookie-banner .button-dark { background: var(--brass); color: #111619; }
.cookie-banner .button-dark:hover { background: #cf9a40; }
.cookie-banner .cookie-link-button { color: #fff; padding: 8px 4px; }
.cookie-modal {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(10,14,17,.72);
}
.cookie-modal-panel {
  position: relative;
  width: min(100%, 650px);
  max-height: min(760px, calc(100vh - 40px));
  overflow: auto;
  padding: clamp(24px, 5vw, 42px);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 30px 90px rgba(0,0,0,.4);
}
.cookie-modal-panel h2 { padding-right: 38px; font-size: clamp(1.7rem, 4vw, 2.35rem); }
.cookie-modal-close {
  position: absolute;
  top: 14px;
  right: 16px;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--ink);
  background: #fff;
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
}
.cookie-option {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}
.cookie-option strong, .cookie-option span { display: block; }
.cookie-option span, .cookie-option p { margin: 4px 0 0; color: var(--muted); }
.cookie-option input { width: 24px; height: 24px; accent-color: var(--brass-dark); }
body.cookie-modal-open { overflow: hidden; }
.technical-table-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  align-items: start;
}
.technical-table-grid h3 { margin-bottom: 12px; }
.technical-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(14, 25, 31, .07);
}
.technical-table-wrap:focus-visible { outline: 3px solid var(--brass); outline-offset: 3px; }
.technical-table {
  width: 100%;
  border-collapse: collapse;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.technical-table caption {
  padding: 16px 18px;
  color: var(--muted);
  font-size: .88rem;
  text-align: left;
}
.technical-table th,
.technical-table td {
  padding: 13px 18px;
  border-top: 1px solid var(--line);
  text-align: left;
}
.technical-table thead th {
  color: #fff;
  border-top: 0;
  background: var(--ink);
  font-size: .82rem;
  letter-spacing: .035em;
  text-transform: uppercase;
}
.technical-table tbody th { color: var(--ink); font-weight: 750; }
.technical-table tbody tr:nth-child(even) { background: var(--soft); }
.technical-table-grid + .notice { margin-top: 24px; }
.whatsapp-float { position: fixed; right: 18px; bottom: 18px; z-index: 45; display: flex; align-items: center; gap: 11px; width: auto; min-width: 248px; max-width: min(292px, calc(100vw - 36px)); min-height: 58px; padding: 9px 17px 9px 10px; border: 0; border-radius: 999px; color: #fff; background: #16784b; box-shadow: 0 14px 35px rgba(0,0,0,.25); font: inherit; text-align: left; cursor: pointer; animation: whatsappAttention 4.8s ease-in-out 2s infinite; }
.whatsapp-float img { flex: 0 0 34px; width: 34px; height: 34px; }
.whatsapp-float span { display: flex; min-width: 0; flex-direction: column; line-height: 1.18; }
.whatsapp-float strong { color: #fff; font-size: .84rem; letter-spacing: 0; white-space: normal; word-break: normal; overflow-wrap: normal; }
.whatsapp-float small { margin-top: 3px; color: #fff; font-size: .68rem; font-weight: 650; white-space: normal; }
.whatsapp-float:hover { background: #11683f; transform: translateY(-3px); }
.whatsapp-selector[hidden] { display: none; }
.whatsapp-selector {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  align-items: end;
  justify-items: end;
  overflow-y: auto;
  padding: 18px;
  background: rgba(8,12,15,.66);
}
.whatsapp-selector-panel {
  width: min(480px, 100%);
  max-height: calc(100vh - 36px);
  overflow-y: auto;
  padding: 28px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 24px;
  background: #075e54;
  box-shadow: 0 30px 90px rgba(0,0,0,.4);
  animation: whatsappSelectorRise .24s ease-out both;
}
.whatsapp-selector-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 22px; }
.whatsapp-selector-heading .eyebrow { color: #b9f3d2; }
.whatsapp-selector-heading h2 { margin-bottom: 8px; color: #fff; font-size: clamp(1.75rem, 4vw, 2.35rem); }
.whatsapp-selector-close {
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,255,255,.55);
  border-radius: 50%;
  color: #fff;
  background: rgba(255,255,255,.12);
  font-size: 1.7rem;
  line-height: 1;
  cursor: pointer;
}
.whatsapp-selector-close:hover, .whatsapp-selector-close:focus-visible { color: #075e54; background: #fff; }
.whatsapp-selector-help { margin: 0 0 20px; color: #e1f7eb; }
.whatsapp-person-list { display: grid; gap: 10px; }
.whatsapp-person {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  min-height: 82px;
  padding: 9px 14px 9px 9px;
  border: 1px solid var(--line);
  border-radius: 17px;
  color: var(--ink);
  background: #fff;
  text-decoration: none;
  transition: border-color .2s ease, background .2s ease, transform .2s ease, box-shadow .2s ease;
}
.whatsapp-person:hover, .whatsapp-person:focus-visible { border-color: #c89b4b; background: #faf6ee; box-shadow: 0 10px 26px rgba(21,27,32,.1); transform: translateY(-2px); }
.whatsapp-person-avatar { display: grid; place-items: center; width: 64px; height: 64px; overflow: hidden; border: 2px solid #ead3a8; border-radius: 50%; color: #fff; background: linear-gradient(145deg, #b9852f, #72501a); font-size: 1rem; font-weight: 900; letter-spacing: .03em; }
.whatsapp-person-avatar img { width: 100%; height: 100%; object-fit: cover; }
.whatsapp-person-copy { display: flex; min-width: 0; flex-direction: column; }
.whatsapp-person-copy strong { font-size: 1.02rem; }
.whatsapp-person-copy span { color: var(--muted); font-size: .9rem; }
.whatsapp-person-action { color: #16784b; font-size: .8rem; font-weight: 850; white-space: nowrap; }
.whatsapp-person-action span { margin-left: 3px; font-size: 1rem; }
body.whatsapp-selector-open { overflow: hidden; }
@keyframes whatsappSelectorRise {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes whatsappAttention {
  0%, 72%, 100% { transform: translateY(0); }
  80% { transform: translateY(-3px); }
  88% { transform: translateY(0); }
}

@media (max-width: 1050px) {
  .header-shell { grid-template-columns: 230px minmax(0, 1fr); grid-template-rows: 88px 54px; column-gap: 20px; }
  .brand-link img { width: 230px; height: auto; }
  .header-contact { gap: 18px; padding-left: 18px; }
  .nav-link { padding-inline: 10px; font-size: .9rem; }
  .nav-actions { padding-left: 8px; }
  .nav-actions .button { padding-inline: 13px; font-size: .84rem; }
  .hero-grid { grid-template-columns: 1.06fr .94fr; gap: 26px; }
  .hero-showcase { min-height: 390px; }
  .hero-product-main { width: min(340px, 78%); }
  .hero-product-small { width: 132px; }
  .hero-product-cpvc { width: 124px; }
  .hero-badge { width: 104px; height: 104px; font-size: .84rem; }
  .hero-badge span { font-size: 1.65rem; }
  .family-grid { grid-template-columns: repeat(3, 1fr); }
  .site-map-links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .need-grid { grid-template-columns: repeat(2, 1fr); }
  .catalog-product-grid { grid-template-columns: repeat(2, 1fr); }
  .b2b-showcase { grid-template-columns: minmax(0, .9fr) minmax(380px, 1.1fr); gap: 28px; }
  .b2b-visual { min-height: 570px; }
}

@media (max-width: 920px) {
  .header-contact .contact-link:first-child { display: none; }
  .menu-toggle { display: inline-flex; }
  .nav-row { position: relative; min-height: 54px; }
  .main-nav { display: none; position: absolute; left: -250px; right: -20px; top: 100%; max-height: calc(100vh - 142px); margin-left: 0; overflow-y: auto; background: var(--ink); box-shadow: var(--shadow); }
  .main-nav.is-open { display: block; }
  .main-nav > ul { display: block; min-height: 0; }
  .nav-item { display: block; border-top: 1px solid rgba(255,255,255,.1); }
  .nav-link { width: 100%; justify-content: space-between; padding: 15px 20px; text-align: left; }
  .nav-item:hover > .mega-menu, .nav-item:focus-within > .mega-menu { display: none; }
  .nav-item.is-open > .mega-menu { display: grid; }
  .mega-menu { position: static; width: 100%; max-height: none; overflow: visible; border: 0; border-radius: 0; box-shadow: none; }
  .mega-products, .mega-technical { grid-template-columns: 1fr 1fr; }
  .nav-actions { margin-left: auto; padding-left: 10px; }
  .hero-grid { min-height: auto; grid-template-columns: 1fr; }
  .hero-showcase { min-height: 420px; width: min(620px, 100%); margin-inline: auto; }
  .b2b-showcase { grid-template-columns: 1fr; }
  .b2b-visual { min-height: 440px; }
}

@media (max-width: 760px) {
  .technical-table-grid { grid-template-columns: 1fr; }
  .measure-matrix-row { grid-template-columns: 1fr; gap: 10px; }
  .container { width: min(calc(100% - 28px), var(--container)); }
  .header-shell { grid-template-columns: 180px minmax(0, 1fr); grid-template-rows: 78px 54px; column-gap: 12px; }
  .brand-link img { width: 180px; }
  .header-contact { gap: 8px; }
  .site-search-trigger { min-width: 42px; min-height: 42px; padding: 8px 10px; }
  .site-search-trigger span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
  .header-contact .contact-link { font-size: 0; gap: 0; }
  .header-contact .contact-link small { display: none; }
  .header-contact .contact-link img { width: 25px; height: 25px; }
  .nav-actions .button { font-size: .82rem; padding-inline: 13px; }
  .main-nav { left: -192px; right: -14px; max-height: calc(100vh - 132px); }
  .mega-products, .mega-technical { grid-template-columns: 1fr; }
  .hero-grid { padding: 32px 0; }
  .hero-copy h1 { font-size: clamp(2.25rem, 10vw, 3rem); }
  .hero-showcase { min-height: 240px; }
  .hero-product-main { width: min(230px, 68%); right: 50%; top: 0; transform: translateX(50%); }
  .hero-product-small, .hero-product-cpvc, .hero-badge, .product-orbit { display: none; }
  .page-hero-product, .page-hero-category { overflow: hidden; }
  .page-hero-product-grid, .page-hero-category-grid { position: relative; display: block; }
  .page-hero-product .breadcrumb, .page-hero-product .eyebrow, .page-hero-product h1, .page-hero-category .breadcrumb, .page-hero-category .eyebrow, .page-hero-category h1 { max-width: calc(100% - 116px); }
  .page-hero-media { position: absolute; top: 34px; right: 0; width: 102px; padding: 8px; border-radius: 16px; }
  .metric-grid { grid-template-columns: 1fr; }
  .metric { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.12); }
  .metric:last-child { border-bottom: 0; }
  .card-grid, .family-grid, .feature-grid, .audience-grid, .split-grid, .footer-grid, .budget-layout, .product-hero-grid, .need-grid, .selection-guide, .selection-card-grid, .specification-brief, .technical-spec-grid { grid-template-columns: 1fr; }
  .site-map-group-head, .site-map-links { grid-template-columns: 1fr; }
  .line-summary-grid { grid-template-columns: 1fr; }
  .line-summary-grid > div { min-height: 88px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.12); }
  .line-summary-grid > div:last-child { border-bottom: 0; }
  .product-proof { grid-template-columns: 1fr; }
  .selection-steps { grid-template-columns: 1fr 1fr; }
  .specification-brief > .button { grid-column: auto; }
  .product-gallery { min-height: 290px; }
  .section-head, .cta-band { align-items: flex-start; flex-direction: column; }
  .catalog-search { position: static; grid-template-columns: 1fr; }
  .search-count { text-align: left; }
  .form-grid { grid-template-columns: 1fr; }
  .field-full { grid-column: auto; }
  .product-row { grid-template-columns: 1fr 1fr; }
  .product-row .product-name { grid-column: 1 / -1; }
  .footer-grid { gap: 30px; }
  .footer-bottom-grid { grid-template-columns: 1fr; gap: 8px; }
  .footer-bottom p, .agenzzia-signature, .site-version { justify-self: center; text-align: center; }
  .whatsapp-float { min-width: 238px; max-width: min(270px, calc(100vw - 28px)); }
  .cookie-banner { grid-template-columns: 1fr; gap: 15px; padding: 18px; }
  .cookie-banner .cookie-actions { align-items: stretch; }
  .cookie-banner .button { flex: 1 1 170px; }
  .technical-document { align-items: flex-start; flex-direction: column; }
  .technical-document .button { width: 100%; }
  .b2b-visual { min-height: 360px; }
  .site-search-panel { padding: 24px 18px; border-radius: 18px; }
  .site-search-result { grid-template-columns: 1fr; gap: 5px; }
  .site-search-result-type { grid-row: auto; }
}

@media (max-width: 430px) {
  .header-shell { grid-template-columns: 150px minmax(0, 1fr); }
  .brand-link img { width: 150px; }
  .main-nav { left: -162px; }
  .nav-actions .button { min-width: 88px; padding-inline: 10px; font-size: .72rem; }
  .hero-grid { gap: 0; padding: 28px 0 32px; }
  .hero-copy h1 { font-size: 2.2rem; line-height: 1.06; }
  .hero-copy .lead { line-height: 1.45; }
  .hero-trust, .hero-showcase { display: none; }
  .catalog-product-grid, .selection-steps { grid-template-columns: 1fr; }
  .catalog-product-body h3, .catalog-product-body p { min-height: 0; }
  .specification-list li { grid-template-columns: 1fr; gap: 2px; }
  .product-row { grid-template-columns: 1fr; }
  .product-row .product-name { grid-column: auto; }
  .captcha-image { width: 180px; height: auto; }
  .whatsapp-float { right: 10px; bottom: 10px; width: min(250px, calc(100vw - 20px)); min-width: 0; max-width: none; min-height: 56px; padding: 8px 14px 8px 9px; }
  .whatsapp-float strong { font-size: .76rem; }
  .whatsapp-float small { font-size: .64rem; }
  .whatsapp-selector { padding: 0; }
  .whatsapp-selector-panel { width: 100%; max-height: calc(100vh - 18px); padding: 24px 16px max(20px, env(safe-area-inset-bottom)); border-radius: 24px 24px 0 0; }
  .whatsapp-person { grid-template-columns: 58px minmax(0, 1fr); min-height: 76px; padding-right: 10px; }
  .whatsapp-person-avatar { width: 58px; height: 58px; }
  .whatsapp-person-action { grid-column: 2; margin-top: -8px; }
  .cookie-banner { left: 10px; right: 10px; bottom: 10px; width: calc(100% - 20px); }
  .cookie-banner .cookie-actions { display: grid; grid-template-columns: 1fr; }
  .cookie-modal { padding: 10px; }
  .cookie-modal-panel { max-height: calc(100vh - 20px); padding: 24px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}