/* ==========================================================================
   THERMOELECTRIC S.R.L.S. — foglio di stile
   Layout conforme alla bozza grafica approvata.
   Da 1024 px in su la home replica la bozza in proporzione: tutte le misure
   sono espresse in "unità di progetto" (var(--k) = 1px a 1440 px di larghezza).
   Sotto i 1024 px: layout tablet/mobile dedicato (mobile first).
   ========================================================================== */

/* ---------- Token ---------- */
:root {
  --hdr: #202424;
  --hdr-line: #33393b;
  --footer: #1d2121;
  --teal: #00f2dc;
  --teal-2: #10d6c6;
  --teal-3: #19d8e6;
  --teal-ink: #007b70;
  --navy: #01283a;
  --navy-2: #06364c;
  --green: #175130;
  --green-2: #1d6a3e;
  --orange: #f47a26;
  --ink: #0f2738;
  --text: #2b3a44;
  --muted: #5d6b73;
  --line: #e1e6e9;
  --soft: #f4f7f8;
  --dark-band: #0d1e23;
  --f: "Montserrat", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --script: "Caveat", "Segoe Script", cursive;
  --gutter: 20px;
  --radius: 6px;
  --hdr-top: 80px;
  --hdr-nav: 0px;
  --k: 1px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}
@media (min-width: 768px) { :root { --gutter: 32px; --hdr-top: 92px; } }
@media (min-width: 1024px) {
  :root { --k: min(calc(100vw / 1440), 1px); --gutter: calc(70 * var(--k)); --hdr-top: calc(141 * var(--k)); --hdr-nav: calc(52 * var(--k)); }
}

/* ---------- Font (self-hosted, licenza OFL) ---------- */
@font-face { font-family: "Montserrat"; font-style: normal; font-display: swap; font-weight: 100 900; src: url("../fonts/montserrat-latin-ext.woff2") format("woff2"); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "Montserrat"; font-style: normal; font-display: swap; font-weight: 100 900; src: url("../fonts/montserrat-latin.woff2") format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Caveat"; font-style: normal; font-display: swap; font-weight: 400 700; src: url("../fonts/caveat-sub.woff2") format("woff2"); }

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--hdr-top) + 16px); }
@media (min-width: 1024px) { html { scroll-padding-top: calc(var(--hdr-nav) + 16px); } }
body { margin: 0; font-family: var(--f); font-size: 15.5px; line-height: 1.6; color: var(--text); background: #fff; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; overflow-x: hidden; }
@media (min-width: 768px) { body { font-size: 16px; } }
img, svg, picture { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; }
sub { font-size: 0.7em; line-height: 0; }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; border-radius: 2px; }
.sr-only { 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: absolute; left: 16px; top: -60px; z-index: 100; background: var(--teal); color: var(--navy); padding: 10px 16px; font-weight: 700; border-radius: 4px; }
.skip-link:focus { top: 12px; }
::selection { background: var(--teal); color: var(--navy); }
.wrap { width: 100%; max-width: 1440px; margin-inline: auto; padding-inline: var(--gutter); }
@media (min-width: 1441px) { .wrap { max-width: calc(1300px + 2 * var(--gutter)); } }

/* ---------- Titoli di sezione ---------- */
.sec-head { display: flex; flex-direction: column; align-items: flex-start; gap: 6px; margin-bottom: 18px; }
.sec-title { display: flex; align-items: center; gap: 14px; font-size: 22px; line-height: 1.15; font-weight: 800; color: var(--ink); text-transform: uppercase; letter-spacing: -0.005em; }
.sec-title::after { content: ""; flex: 0 0 auto; width: 32px; height: 3px; background: var(--teal); border-radius: 2px; }
.sec-sub { font-size: 14.5px; color: var(--text); }
@media (min-width: 768px) {
  .sec-head { flex-direction: row; align-items: center; justify-content: space-between; gap: 12px 40px; }
  .sec-title { font-size: 26px; gap: 16px; }
  .sec-title::after { width: 40px; }
  .sec-sub { font-size: 15.5px; }
}

/* ---------- Pulsanti ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-height: 50px; padding: 0 24px; font-size: 14.5px; font-weight: 700; letter-spacing: 0.01em; text-transform: uppercase; line-height: 1.2; text-align: center; border: 2px solid transparent; border-radius: 4px; transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease); }
.btn svg { width: 1.3em; height: 1.3em; flex: 0 0 auto; transition: transform .2s var(--ease); }
.btn:hover svg { transform: translateX(3px); }
.btn--teal { background: var(--teal); color: var(--navy); }
.btn--teal:hover { background: #5ff8ea; }
.btn--outline { border-color: rgba(255, 255, 255, 0.92); color: #fff; background: rgba(0, 0, 0, 0.12); }
.btn--outline:hover { background: rgba(255, 255, 255, 0.1); }
.btn--navy { background: var(--navy); color: #fff; }
.btn--navy:hover { background: var(--navy-2); }
.btn--green { background: var(--green); color: #fff; }
.btn--green:hover { background: var(--green-2); }
.btn--line { border-color: #c9d3d8; color: var(--ink); background: #fff; }
.btn--line:hover { border-color: var(--ink); }
.btn--sm { min-height: 42px; padding: 0 18px; font-size: 13.5px; gap: 10px; }
.btn--block { width: 100%; }
.text-link { display: inline-flex; align-items: center; gap: 8px; min-height: 40px; font-weight: 700; font-size: 14.5px; color: var(--teal-ink); }
.text-link svg { width: 18px; height: 18px; }
.text-link:hover { color: var(--ink); }

/* ======================= HEADER ======================= */
.site-header { position: sticky; top: 0; z-index: 60; background: var(--hdr); color: #fff; }
.hdr-top { height: var(--hdr-top); }
.hdr-top__in { height: 100%; display: flex; align-items: center; gap: 10px; }
.brand { display: flex; align-items: center; flex: 0 1 auto; min-width: 0; min-height: 44px; }
.brand img { width: auto; height: 64px; max-width: none; }
.brand-tag { display: none; }
.hdr-search { display: none; position: relative; }
.search-form { display: flex; align-items: center; height: 44px; padding: 3px; background: #fff; border-radius: 5px; }
.search-form input { flex: 1; min-width: 0; height: 100%; border: 0; padding: 0 12px; font-size: 14px; color: var(--ink); background: transparent; }
.search-form input::placeholder { color: #8a979e; }
.search-form input:focus { outline: none; }
.search-form input::-webkit-search-cancel-button { -webkit-appearance: none; appearance: none; }
.search-form:focus-within { box-shadow: 0 0 0 2px var(--teal); }
.search-form button { flex: 0 0 auto; width: 40px; height: 100%; display: grid; place-items: center; border: 0; background: var(--navy); color: var(--teal); border-radius: 4px; }
.search-form button svg { width: 55%; height: 55%; }
.search-results { position: absolute; left: 0; right: 0; top: calc(100% + 6px); z-index: 70; background: #fff; color: var(--ink); border-radius: 6px; box-shadow: 0 18px 48px rgba(8, 25, 30, 0.25); padding: 6px; list-style: none; max-height: min(420px, 70vh); overflow: auto; min-width: 280px; }
.search-results[hidden] { display: none; }
.search-results a { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 10px 12px; border-radius: 4px; font-size: 14.5px; font-weight: 500; }
.search-results a span { font-size: 12px; color: var(--muted); white-space: nowrap; }
.search-results a:hover, .search-results a[aria-selected="true"] { background: var(--soft); }
.search-results .empty { padding: 12px; font-size: 14px; color: var(--text); }
.site-header.is-search-open .hdr-search { display: block; position: absolute; left: 0; right: 0; top: var(--hdr-top); padding: 10px var(--gutter) 12px; background: var(--hdr); border-top: 1px solid var(--hdr-line); }
.site-header.is-search-open .search-results { left: var(--gutter); right: var(--gutter); }
.hdr-icons { display: flex; align-items: center; margin-left: auto; gap: 2px; }
.hdr-icon { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; min-width: 44px; min-height: 44px; color: #fff; text-align: center; }
.hdr-icon svg { width: 26px; height: 26px; }
.hdr-icon:hover, .hdr-icon[aria-current="page"] { color: var(--teal); }
.hdr-icon .lbl { display: none; }
.hdr-icon--pro { display: none; }
.cart-count { position: absolute; top: 2px; right: 0; min-width: 19px; height: 19px; padding: 0 5px; border-radius: 10px; background: var(--teal); color: var(--navy); font-size: 11px; font-weight: 800; line-height: 19px; }
.cart-count[hidden] { display: none; }
.icon-btn { display: grid; width: 44px; height: 44px; place-items: center; border: 0; background: transparent; color: #fff; border-radius: 4px; }
.icon-btn svg { width: 26px; height: 26px; }
.icon-btn:hover { background: rgba(255, 255, 255, 0.07); }
.hdr-nav { display: none; }
@media (min-width: 768px) {
  .brand img { height: 74px; }
  .hdr-search { display: block; flex: 1 1 auto; max-width: 360px; margin-left: auto; }
  .icon-btn--search { display: none; }
  .hdr-icons { margin-left: 8px; }
  .hdr-icon--pro { display: flex; }
}
@media (min-width: 1024px) {
  .site-header { top: calc(-1 * var(--hdr-top)); }
  .hdr-top__in { gap: 0; }
  .brand { min-height: 0; }
  .brand img { height: calc(121 * var(--k)); }
  .brand-tag { display: flex; flex-direction: column; justify-content: center; margin-left: calc(21 * var(--k)); padding-left: calc(22 * var(--k)); border-left: calc(2 * var(--k)) solid #535a5c; font-size: calc(14 * var(--k)); line-height: 1.42; font-weight: 500; letter-spacing: 0.02em; text-transform: uppercase; color: #e3e7e8; white-space: nowrap; }
  .brand-tag strong { color: var(--teal-3); font-weight: 700; font-size: calc(15.5 * var(--k)); letter-spacing: 0.03em; }
  .brand-tag span { display: block; }
  .hdr-search { flex: 0 0 calc(312 * var(--k)); max-width: none; margin-left: auto; }
  .search-form { height: calc(42 * var(--k)); padding: calc(3 * var(--k)); border-radius: calc(5 * var(--k)); }
  .search-form input { font-size: calc(14 * var(--k)); padding: 0 calc(14 * var(--k)); }
  .search-form button { width: calc(44 * var(--k)); border-radius: calc(4 * var(--k)); }
  .hdr-icons { margin-left: calc(32 * var(--k)); gap: 0; }
  .hdr-icon { gap: calc(6 * var(--k)); min-width: calc(98 * var(--k)); min-height: 0; font-size: calc(13.5 * var(--k)); line-height: 1.2; font-weight: 600; }
  .hdr-icon svg { width: calc(34 * var(--k)); height: calc(34 * var(--k)); }
  .hdr-icon .lbl { display: block; }
  .hdr-icon + .hdr-icon { margin-left: calc(28 * var(--k)); padding-left: calc(26 * var(--k)); border-left: calc(2 * var(--k)) solid #535a5c; min-width: calc(105 * var(--k)); }
  .cart-count { top: calc(-6 * var(--k)); right: calc(14 * var(--k)); }
  .icon-btn[data-drawer-open] { display: none; }
  .hdr-nav { display: block; height: var(--hdr-nav); background: var(--hdr); }
  .hdr-nav__in { height: 100%; display: flex; align-items: stretch; }
  .brand--mini { display: none; }
  .nav-list { display: flex; align-items: stretch; justify-content: space-between; flex: 1; height: 100%; list-style: none; }
  .nav-list a { position: relative; display: flex; align-items: center; height: 100%; font-size: calc(17 * var(--k)); font-weight: 600; color: #fff; white-space: nowrap; transition: color .2s; }
  .nav-list a::after { content: ""; position: absolute; left: calc(-10 * var(--k)); right: calc(-10 * var(--k)); bottom: 0; height: calc(5 * var(--k)); background: var(--teal-2); border-radius: 3px 3px 0 0; transform: scaleX(0); transition: transform .25s var(--ease); }
  .nav-list a:hover { color: var(--teal); }
  .nav-list a[aria-current="page"] { color: var(--teal-2); }
  .nav-list a[aria-current="page"]::after, .nav-list a:hover::after { transform: scaleX(1); }
  .site-header.is-stuck .brand--mini { display: flex; align-items: center; margin-right: calc(40 * var(--k)); animation: fadeIn .25s ease both; }
  .site-header.is-stuck .brand--mini img { height: calc(40 * var(--k)); width: auto; }
  .site-header.is-stuck .nav-list li:first-child { display: none; }
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* Menu mobile */
.drawer { position: fixed; inset: 0; z-index: 80; visibility: hidden; }
.drawer.is-open { visibility: visible; }
.drawer__scrim { position: absolute; inset: 0; background: rgba(6, 14, 17, 0.6); opacity: 0; transition: opacity .3s; }
.drawer.is-open .drawer__scrim { opacity: 1; }
.drawer__panel { position: absolute; top: 0; right: 0; bottom: 0; width: min(400px, 100%); background: var(--hdr); color: #fff; display: flex; flex-direction: column; transform: translateX(100%); transition: transform .32s var(--ease); overflow-y: auto; }
.drawer.is-open .drawer__panel { transform: none; }
.drawer__head { display: flex; align-items: center; justify-content: space-between; min-height: 72px; padding: 0 12px 0 20px; border-bottom: 1px solid var(--hdr-line); }
.drawer__head .brand img { height: 58px; width: auto; }
.drawer__nav { list-style: none; padding: 8px 20px; }
.drawer__nav a { display: flex; justify-content: space-between; align-items: center; padding: 13px 0; font-size: 17px; font-weight: 600; border-bottom: 1px solid var(--hdr-line); }
.drawer__nav a[aria-current="page"] { color: var(--teal); }
.drawer__nav svg { width: 18px; height: 18px; color: #8d999d; }
.drawer__foot { margin-top: auto; padding: 20px; display: grid; gap: 14px; border-top: 1px solid var(--hdr-line); }
.drawer__foot a.contact { display: flex; align-items: center; gap: 10px; font-size: 15px; color: #e3e7e8; }
.drawer__foot a.contact svg { width: 18px; height: 18px; color: var(--teal); }
body.no-scroll { overflow: hidden; }

/* ======================= HERO ======================= */
.hero { position: relative; display: flex; flex-direction: column; color: #fff; background: #121b1d; overflow: hidden; }
.hero__bg { order: 2; }
.hero__bg picture.desk { display: none; }
.hero__bg img { width: 100%; height: auto; }
.hero__in { order: 1; padding-inline: var(--gutter); background: linear-gradient(180deg, #121b1d, #18252a); }
.hero__copy { padding: 32px 0 26px; }
.hero__kicker { font-size: 12.5px; line-height: 1.5; font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase; }
.hero__title { margin-top: 12px; font-size: clamp(30px, 8.6vw, 44px); line-height: 1.1; font-weight: 800; letter-spacing: -0.01em; }
.hero__title span { color: var(--teal); }
.hero__lead { margin-top: 14px; font-size: 16.5px; line-height: 1.45; max-width: 26em; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.hero__cta .btn { flex: 1 1 100%; }
.hero__script { display: none; }
.usp { order: 3; background: #13232d; }
.usp__list { display: grid; grid-template-columns: minmax(0, 1fr); list-style: none; padding-block: 6px; }
.usp__item { display: flex; align-items: center; gap: 16px; padding: 13px 0; font-size: 15px; line-height: 1.4; font-weight: 500; }
.usp__item + .usp__item { border-top: 1px solid rgba(255, 255, 255, 0.15); }
.usp__item svg { width: 34px; height: auto; flex: 0 0 auto; }
@media (min-width: 768px) {
  .hero__copy { padding: 44px 0 34px; max-width: 640px; }
  .hero__cta .btn { flex: 0 0 auto; }
  .usp__list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .usp__item { padding: 14px 18px; }
  .usp__item:nth-child(odd) { padding-left: 0; }
  .usp__item:nth-child(even) { border-left: 1px solid rgba(255, 255, 255, 0.18); }
  .usp__item + .usp__item { border-top: 0; }
  .usp__item:nth-child(n+3) { border-top: 1px solid rgba(255, 255, 255, 0.15); }
}
@media (min-width: 1024px) {
  .hero { display: block; height: calc(548 * var(--k)); background: #10181b; }
  .hero__bg { position: absolute; inset: 0; }
  .hero__bg picture.desk { display: block; height: 100%; }
  .hero__bg picture.mob { display: none; }
  .hero__bg img { height: 100%; object-fit: cover; object-position: 70% 50%; }
  .hero::before { content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none; background:
    linear-gradient(90deg, rgba(9, 14, 12, 0.93) 0%, rgba(9, 14, 12, 0.8) 21%, rgba(9, 14, 12, 0.42) 34%, rgba(9, 14, 12, 0) 47%),
    linear-gradient(180deg, rgba(9, 14, 12, 0.35) 0%, rgba(9, 14, 12, 0) 20%); }
  .hero__in { position: relative; z-index: 2; height: 100%; padding: 0; background: none; }
  .hero__copy { position: absolute; left: var(--gutter); top: calc(29 * var(--k)); padding: 0; max-width: calc(620 * var(--k)); }
  .hero__kicker { font-size: calc(17 * var(--k)); line-height: calc(24 * var(--k)); letter-spacing: 0.2em; }
  .hero__title { margin-top: calc(14 * var(--k)); font-size: calc(45 * var(--k)); line-height: calc(49 * var(--k)); }
  .hero__lead { margin-top: calc(12 * var(--k)); font-size: calc(21 * var(--k)); line-height: calc(28 * var(--k)); max-width: calc(380 * var(--k)); }
  .hero__cta { gap: calc(15 * var(--k)); margin-top: calc(20 * var(--k)); }
  .hero__cta .btn { min-height: calc(51 * var(--k)); padding: 0 calc(22 * var(--k)); font-size: calc(16 * var(--k)); border-width: calc(2 * var(--k)); border-radius: calc(4 * var(--k)); gap: calc(14 * var(--k)); }
  .hero__script { display: block; position: absolute; z-index: 2; left: 35%; top: calc(52 * var(--k)); transform: rotate(-12deg); transform-origin: left center; font-family: var(--script); font-weight: 600; font-size: calc(33 * var(--k)); line-height: 1.02; color: #fff; text-shadow: 0 2px 12px rgba(0, 0, 0, 0.35); pointer-events: none; margin: 0; }
  .hero__script span { display: block; }
  .hero__script span + span { padding-left: 0.05em; }
  .hero__script svg { display: block; width: 6em; height: auto; margin: 0.08em 0 0 0.75em; color: var(--teal-2); }
  .usp { position: absolute; z-index: 2; left: 0; right: 0; bottom: 0; background: rgba(12, 28, 36, 0.8); -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px); }
  .usp__list { grid-template-columns: repeat(4, minmax(0, 1fr)); height: calc(94 * var(--k)); padding: 0; align-items: center; }
  .usp__item, .usp__item:nth-child(odd) { justify-content: center; gap: calc(22 * var(--k)); padding: 0 calc(12 * var(--k)); font-size: calc(17 * var(--k)); line-height: calc(24 * var(--k)); border-top: 0 !important; }
  .usp__item:nth-child(n+2) { border-left: 1px solid rgba(255, 255, 255, 0.22); }
  .usp__item svg { width: calc(46 * var(--k)); }
  .usp__item:first-child { justify-content: flex-start; padding-left: calc(16 * var(--k)); }
}

/* ======================= CATALOGO ======================= */
.catalog { padding: 30px 0 12px; }
.cat-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 18px; }
.cat-card { position: relative; display: flex; flex-direction: column; border-radius: var(--radius); overflow: hidden; box-shadow: 0 3px 14px rgba(15, 39, 56, 0.1); isolation: isolate; }
.cat-card::before { content: ""; position: absolute; z-index: -1; left: 0; right: 0; top: 0; aspect-ratio: 6 / 5; background-size: 100% auto; background-repeat: no-repeat; background-position: top center; }
.cat-card--clima { background: linear-gradient(180deg, #e9f3f9 30%, #f4f9fc 100%); }
.cat-card--clima::before { background-image: url("../img/catalogo/card-bg-clima-900.webp"); }
.cat-card--risc { background: linear-gradient(180deg, #f8efe4 30%, #f8f8f9 100%); }
.cat-card--risc::before { background-image: url("../img/catalogo/card-bg-risc-900.webp"); }
.cat-card--fv { background: linear-gradient(180deg, #edf3eb 30%, #f5f7f4 100%); }
.cat-card--fv::before { background-image: url("../img/catalogo/card-bg-fv-900.webp"); }
.cat-card__head { display: flex; align-items: center; gap: 14px; padding: 18px 18px 0 20px; }
.cat-card__icon { width: 44px; height: 44px; flex: 0 0 auto; }
.cat-card--clima .cat-card__icon { color: #0f2b3e; }
.cat-card--fv .cat-card__icon { color: #23704a; }
.cat-card__title { font-size: 19px; line-height: 1.15; font-weight: 800; color: var(--ink); text-transform: uppercase; letter-spacing: -0.005em; }
.cat-card__tagline { margin-top: 3px; font-size: 15px; line-height: 1.35; color: #24343e; }
.cat-card__brands { display: flex; align-items: center; justify-content: center; gap: 18px; margin: 14px 0 -8px; }
.cat-card__brands img { width: auto; height: 28px; }
.cat-card__brands .b-kaltec { height: 20px; }
.cat-card__brands i { width: 1px; height: 28px; background: rgba(15, 39, 56, 0.22); }
.cat-card__ucan { padding: 12px 20px 0 20px; }
.cat-card__ucan img { width: auto; height: 40px; }
.cat-card__media { display: block; margin-top: 4px; }
.cat-card--fv .cat-card__media { margin-top: 0; }
.cat-card__media img { width: 100%; height: auto; transition: transform .6s var(--ease); }
.cat-card:hover .cat-card__media img { transform: translateY(-3px); }
.cat-card__list { list-style: none; margin: 6px 0 0; padding: 0 18px 0 22px; font-size: 15.5px; line-height: 1.4; color: #1f2f39; }
.cat-card__list li { position: relative; padding: 5px 0 5px 30px; }
.cat-card__list li::before { content: ""; position: absolute; left: 4px; top: 50%; width: 8px; height: 8px; margin-top: -5px; border-top: 3px solid currentColor; border-right: 3px solid currentColor; transform: rotate(45deg); color: var(--teal-2); border-radius: 1px; }
.cat-card--risc .cat-card__list li::before { color: var(--orange); }
.cat-card--fv .cat-card__list li::before { color: var(--green); }
.cat-card__cta { margin-top: auto; padding: 18px 18px 20px; }
.cat-card__cta .btn { width: 100%; }
@media (min-width: 768px) and (max-width: 1023px) {
  .sec-title { white-space: nowrap; }
  .cat-card__cta .btn { font-size: 13px; padding: 0 14px; }
  .cat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cat-card:last-child { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); grid-template-rows: auto auto 1fr auto; }
  .cat-card:last-child::before { aspect-ratio: auto; height: 100%; width: 50%; background-size: cover; }
  .cat-card:last-child > .cat-card__head { grid-column: 1; grid-row: 1; }
  .cat-card:last-child > .cat-card__ucan { grid-column: 1; grid-row: 2; padding: 14px 20px 0; }
  .cat-card:last-child > .cat-card__media { grid-column: 1; grid-row: 3; margin-top: 10px; align-self: end; }
  .cat-card:last-child > .cat-card__list { grid-column: 2; grid-row: 1 / span 3; align-self: center; padding-top: 24px; }
  .cat-card:last-child > .cat-card__cta { grid-column: 2; grid-row: 4; }
}
@media (min-width: 1024px) {
  .catalog { padding: calc(25 * var(--k)) 0 calc(14 * var(--k)); }
  .catalog .sec-head, .brands-sec .sec-head { margin-bottom: 0; }
  .sec-title { font-size: calc(31 * var(--k)); gap: calc(17 * var(--k)); }
  .sec-title::after { width: calc(42 * var(--k)); height: calc(4 * var(--k)); }
  .sec-sub { font-size: calc(17 * var(--k)); }
  .cat-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: calc(21 * var(--k)); margin: calc(15 * var(--k)) calc(-19 * var(--k)) 0; }
  .cat-card { min-height: calc(570 * var(--k)); border-radius: calc(5 * var(--k)); }
  .cat-card__head { gap: calc(20 * var(--k)); padding: calc(17 * var(--k)) calc(14 * var(--k)) 0 calc(30 * var(--k)); }
  .cat-card__icon { width: calc(52 * var(--k)); height: calc(52 * var(--k)); }
  .cat-card__title { font-size: calc(20.5 * var(--k)); letter-spacing: -0.01em; white-space: nowrap; }
  .cat-card__tagline { margin-top: calc(3 * var(--k)); font-size: calc(16.5 * var(--k)); white-space: nowrap; }
  .cat-card__brands { gap: calc(26 * var(--k)); margin: calc(16 * var(--k)) 0 calc(-10 * var(--k)); }
  .cat-card__brands img { height: calc(30 * var(--k)); }
  .cat-card__brands .b-kaltec { height: calc(21 * var(--k)); }
  .cat-card__brands i { height: calc(36 * var(--k)); }
  .cat-card__ucan { position: absolute; z-index: 1; padding: 0; top: calc(76 * var(--k)); right: calc(44 * var(--k)); }
  .cat-card__ucan img { height: calc(40 * var(--k)); }
  .cat-card__media { margin-top: calc(4 * var(--k)); }
  .cat-card--fv .cat-card__media { margin-top: calc(50 * var(--k)); }
  .cat-card__list { margin-top: calc(4 * var(--k)); padding: 0 calc(16 * var(--k)) 0 calc(32 * var(--k)); font-size: calc(16.6 * var(--k)); line-height: calc(30 * var(--k)); white-space: nowrap; }
  .cat-card__list li { padding: 0 0 0 calc(31 * var(--k)); }
  .cat-card__list li::before { left: calc(4 * var(--k)); width: calc(10 * var(--k)); height: calc(10 * var(--k)); margin-top: calc(-6 * var(--k)); border-width: calc(3.5 * var(--k)); }
  .cat-card__cta { padding: calc(18 * var(--k)) calc(30 * var(--k)) calc(18 * var(--k)); }
  .cat-card__cta .btn { min-height: calc(49 * var(--k)); font-size: calc(16 * var(--k)); gap: calc(16 * var(--k)); border-radius: calc(4 * var(--k)); }
}

/* ======================= MARCHI ======================= */
.brands-sec { padding: 26px 0 8px; }
.brands-row { display: grid; grid-template-columns: minmax(0, 1fr); }
.brand-item { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; padding: 18px 0; }
.brand-item + .brand-item { border-top: 2px solid #e5e9ec; }
.brand-item img { width: auto; flex: 0 0 auto; }
.brand-item .l-vino { height: 40px; }
.brand-item .l-kaltec { height: 30px; }
.brand-item .l-ucan { height: 44px; }
.brand-item p { font-size: 12px; line-height: 1.45; font-weight: 500; letter-spacing: 0.04em; text-transform: uppercase; color: #5e6a71; }
.brand-item .l-ucan { height: 36px; }
@media (min-width: 768px) {
  .brands-row { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .brand-item { flex-direction: column; justify-content: center; align-items: center; padding: 10px 16px; }
  .brand-item + .brand-item { border-top: 0; border-left: 2px solid #e5e9ec; }
  .brand-item p { text-align: center; }
}
@media (min-width: 1024px) {
  .brands-sec { padding: calc(31 * var(--k)) 0 calc(4 * var(--k)); }
  .brands-row { grid-template-columns: calc(445 * var(--k)) calc(362 * var(--k)) minmax(0, 1fr); margin-top: calc(10 * var(--k)); }
  .brand-item { flex-direction: row; justify-content: flex-start; gap: calc(30 * var(--k)); padding: calc(4 * var(--k)) 0; min-height: calc(98 * var(--k)); }
  .brand-item + .brand-item { border-left: calc(2.5 * var(--k)) solid #e1e5e8; }
  .brand-item:first-child { padding-left: calc(12 * var(--k)); }
  .brand-item:nth-child(2) { flex-direction: column; justify-content: center; align-items: flex-start; gap: calc(6 * var(--k)); padding-left: calc(56 * var(--k)); }
  .brand-item:nth-child(3) { padding-left: calc(48 * var(--k)); gap: calc(28 * var(--k)); }
  .brand-item .l-vino { height: calc(60 * var(--k)); }
  .brand-item .l-kaltec { height: calc(39 * var(--k)); }
  .brand-item .l-ucan { height: calc(46 * var(--k)); }
  .brand-item p { font-size: calc(12.8 * var(--k)); line-height: calc(17.6 * var(--k)); text-align: left; letter-spacing: 0.03em; white-space: nowrap; }
  .brand-item:nth-child(2) p { padding-left: calc(105 * var(--k)); }
}

/* ======================= AREA INSTALLATORI ======================= */
.pro { position: relative; overflow: hidden; color: #fff; background: var(--dark-band); }
.pro__bg { position: absolute; inset: 0; }
.pro__bg img { width: 100%; height: 100%; object-fit: cover; object-position: 60% 40%; }
.pro::before { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(180deg, rgba(11, 27, 32, 0.92), rgba(11, 27, 32, 0.82)); }
.pro__in { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 1fr); gap: 24px; padding-top: 32px; padding-bottom: 28px; }
.pro__label { font-size: 14px; font-weight: 800; letter-spacing: 0.02em; text-transform: uppercase; color: var(--teal-2); }
.pro__title { margin-top: 6px; font-size: 25px; line-height: 1.2; font-weight: 800; }
.pro__sub { margin-top: 4px; font-size: 19px; line-height: 1.3; font-weight: 400; }
.pro__grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 12px; list-style: none; margin: 20px 0 24px; }
.pro__grid li { display: flex; align-items: center; gap: 14px; font-size: 15.5px; font-weight: 500; }
.pro__grid svg { width: 30px; height: 30px; flex: 0 0 auto; color: var(--teal-2); }
.pro__cta { width: 100%; min-height: 56px; font-weight: 800; font-size: 14px; }
.kit { display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; padding: 20px; background: #fff; color: var(--ink); border-radius: 8px; box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35); }
.kit__media { order: -1; }
.kit__media img { width: 100%; height: auto; }
.kit__title { font-size: 17px; line-height: 1.2; font-weight: 800; text-transform: uppercase; }
.kit__desc { margin-top: 8px; font-size: 14px; line-height: 1.5; color: #2f3e48; }
.kit .btn { margin-top: 14px; min-height: 44px; padding: 0 18px; font-size: 13.5px; font-weight: 800; width: 100%; }
@media (min-width: 768px) {
  .pro__grid { grid-template-columns: auto auto; gap: 12px 40px; width: max-content; max-width: 100%; }
  .pro__cta { width: auto; padding: 0 30px; }
  .kit { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; max-width: 720px; }
  .kit__media { order: 0; }
  .kit .btn { width: auto; }
}
@media (min-width: 1024px) {
  .pro::before { background: linear-gradient(90deg, rgba(11, 27, 32, 0.98) 0%, rgba(11, 27, 32, 0.95) 30%, rgba(11, 27, 32, 0.55) 45%, rgba(11, 27, 32, 0.08) 60%, rgba(11, 27, 32, 0) 100%); }
  .pro__in { grid-template-columns: calc(620 * var(--k)) 1fr; gap: 0; min-height: calc(315 * var(--k)); padding-top: calc(28 * var(--k)); padding-bottom: calc(13 * var(--k)); }
  .pro__label { font-size: calc(15.5 * var(--k)); }
  .pro__title { margin-top: calc(6 * var(--k)); font-size: calc(31 * var(--k)); }
  .pro__sub { margin-top: calc(2 * var(--k)); font-size: calc(24.6 * var(--k)); }
  .pro__grid { grid-template-columns: calc(296 * var(--k)) auto; gap: calc(12 * var(--k)) 0; margin: calc(20 * var(--k)) 0 calc(24 * var(--k)); }
  .pro__grid li { white-space: nowrap; }
  .pro__grid li { gap: calc(18 * var(--k)); font-size: calc(15.4 * var(--k)); }
  .pro__grid svg { width: calc(32 * var(--k)); height: calc(32 * var(--k)); }
  .pro__cta { min-height: calc(56 * var(--k)); padding: 0 calc(24 * var(--k)); font-size: calc(18.3 * var(--k)); gap: calc(18 * var(--k)); border-radius: calc(5 * var(--k)); }
  .pro__right { display: flex; align-items: flex-end; justify-content: flex-end; position: relative; }
  .pro__right::before { content: ""; position: absolute; left: calc(-20 * var(--k)); top: calc(140 * var(--k)); bottom: calc(10 * var(--k)); width: 1px; background: rgba(255, 255, 255, 0.3); }
  .kit { grid-template-columns: calc(305 * var(--k)) 1fr; gap: calc(14 * var(--k)); width: calc(686 * var(--k)); max-width: none; padding: calc(16 * var(--k)) calc(14 * var(--k)) calc(14 * var(--k)) calc(26 * var(--k)); border-radius: calc(8 * var(--k)); }
  .kit__title { font-size: calc(17.6 * var(--k)); }
  .kit__desc { margin-top: calc(8 * var(--k)); font-size: calc(13.4 * var(--k)); line-height: calc(17 * var(--k)); }
  .kit .btn { margin-top: calc(12 * var(--k)); min-height: max(calc(32 * var(--k)), 36px); padding: 0 calc(18 * var(--k)); font-size: calc(14 * var(--k)); gap: calc(12 * var(--k)); border-radius: calc(4 * var(--k)); }
}

/* ======================= VANTAGGI ======================= */
.features { background: #fff; border-bottom: 1px solid var(--line); }
.features__list { display: grid; grid-template-columns: minmax(0, 1fr); list-style: none; padding-block: 8px; }
.features__item { display: flex; align-items: center; gap: 18px; padding: 14px 0; }
.features__item + .features__item { border-top: 1px solid var(--line); }
.features__item svg { width: 40px; height: auto; flex: 0 0 auto; color: #10202a; }
.features__item strong { display: block; font-size: 15.5px; font-weight: 700; color: var(--ink); line-height: 1.3; }
.features__item span { display: block; font-size: 14.5px; color: #3c4a52; line-height: 1.4; }
@media (min-width: 768px) {
  .features__list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .features__item:nth-child(even) { padding-left: 24px; border-left: 1px solid var(--line); }
  .features__item:nth-child(2) { border-top: 0; }
}
@media (min-width: 1024px) {
  .features__list { grid-template-columns: calc(300 * var(--k)) calc(380 * var(--k)) calc(290 * var(--k)) 1fr; padding-block: calc(28 * var(--k)); }
  .features__item, .features__item:nth-child(even) { gap: calc(20 * var(--k)); padding: calc(2 * var(--k)) calc(12 * var(--k)); border-top: 0; white-space: nowrap; }
  .features__item + .features__item { border-left: calc(2.5 * var(--k)) solid #e3e7ea; border-top: 0; }
  .features__item:first-child { padding-left: 0; }
  .features__item:nth-child(2) { padding-left: calc(30 * var(--k)); }
  .features__item:nth-child(3) { padding-left: calc(42 * var(--k)); }
  .features__item:nth-child(4) { padding-left: calc(42 * var(--k)); }
  .features__item svg { width: calc(50 * var(--k)); }
  .features__item strong { font-size: calc(15.5 * var(--k)); }
  .features__item span { font-size: calc(14.6 * var(--k)); }
}

/* ======================= FOOTER ======================= */
.site-footer { background: var(--footer); color: #e6e9ea; }
.ft-grid { display: grid; grid-template-columns: minmax(0, 1fr); padding-top: 24px; padding-bottom: 20px; }
.ft-col { padding: 18px 0; }
.ft-col + .ft-col { border-top: 1px solid #3a3f41; }
.ft-brand a { display: inline-flex; min-height: 44px; align-items: center; }
.ft-brand img { width: auto; height: 84px; }
.ft-tag { margin-top: 12px; font-size: 12.5px; line-height: 1.5; font-weight: 500; letter-spacing: 0.03em; text-transform: uppercase; color: #e3e7e8; }
.ft-tag strong { display: block; color: var(--teal-3); font-size: 13.5px; font-weight: 700; }
.ft-company { font-style: normal; font-size: 15.5px; line-height: 1.55; }
.ft-company strong { display: block; margin-bottom: 4px; font-weight: 700; letter-spacing: 0.02em; color: #fff; }
.ft-company span { display: block; }
.ft-company span.gap { margin-top: 8px; }
.ft-contacts { list-style: none; display: grid; gap: 8px; font-size: 15px; }
.ft-contacts li { display: flex; align-items: center; gap: 14px; }
.ft-contacts span { word-break: break-word; }
.ft-contacts svg { width: 24px; height: 22px; flex: 0 0 auto; color: var(--teal-2); }
.ft-contacts a:hover { color: var(--teal); }
.ft-contacts em { display: block; font-style: normal; font-size: 0.78em; color: #c2c8cb; }
@media (min-width: 1024px) { .ft-contacts em { display: inline; margin-left: 6px; } }
.ft-links { list-style: none; display: grid; gap: 10px; font-size: 14px; }
.ft-links a { display: inline-block; padding-block: 3px; color: #e3e7e8; }
.ft-links a:hover { color: var(--teal); }
@media (min-width: 768px) {
  .ft-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); padding-top: 28px; }
  .ft-col { padding: 18px 26px; }
  .ft-col:nth-child(odd) { padding-left: 0; }
  .ft-col + .ft-col { border-top: 0; }
  .ft-col:nth-child(even) { border-left: 2px solid #474c4e; }
}
@media (min-width: 1024px) {
  .ft-grid { grid-template-columns: calc(336 * var(--k)) calc(284 * var(--k)) calc(510 * var(--k)) minmax(0, 1fr); padding-top: calc(14 * var(--k)); padding-bottom: calc(26 * var(--k)); }
  .ft-col, .ft-col:nth-child(odd) { padding: calc(8 * var(--k)) calc(16 * var(--k)) 0 calc(42 * var(--k)); white-space: nowrap; }
  .ft-col:first-child { padding-left: 0; margin-left: calc(-18 * var(--k)); }
  .ft-col + .ft-col { border-left: calc(2.5 * var(--k)) solid #474c4e; }
  .ft-col:last-child { padding-left: calc(26 * var(--k)); padding-right: 0; }
  .ft-brand img { height: calc(116 * var(--k)); }
  .ft-tag { margin-top: calc(6 * var(--k)); font-size: calc(14 * var(--k)); padding-left: calc(18 * var(--k)); }
  .ft-tag strong { font-size: calc(15.5 * var(--k)); }
  .ft-company { font-size: calc(16.8 * var(--k)); line-height: calc(22 * var(--k)); padding-top: calc(16 * var(--k)); }
  .ft-company strong { font-size: calc(16.4 * var(--k)); margin-bottom: calc(10 * var(--k)); }
  .ft-company span.gap { margin-top: calc(10 * var(--k)); }
  .ft-contacts { gap: calc(5.5 * var(--k)); font-size: calc(15.4 * var(--k)); padding-top: calc(4 * var(--k)); }
  .ft-contacts li { gap: calc(20 * var(--k)); }
  .ft-contacts svg { width: calc(26 * var(--k)); height: calc(24 * var(--k)); }
  .ft-links { gap: calc(11 * var(--k)); font-size: calc(13 * var(--k)); padding-top: calc(4 * var(--k)); }
}

/* ---------- Pagine interne ---------- */
.page-hero { position: relative; overflow: hidden; color: #fff; background: #10181b; }
.page-hero__bg { position: absolute; inset: 0; }
.page-hero__bg img { width: 100%; height: 100%; object-fit: cover; object-position: 40% 40%; filter: saturate(0.9); }
.page-hero::before { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(90deg, rgba(10, 16, 14, 0.94) 0%, rgba(10, 16, 14, 0.85) 40%, rgba(10, 16, 14, 0.55) 70%, rgba(10, 16, 14, 0.4) 100%); }
.page-hero__in { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px; align-items: center; padding-top: 36px; padding-bottom: 36px; min-height: 380px; }
.page-hero--text .page-hero__in { grid-template-columns: minmax(0, 1fr); min-height: 260px; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; font-size: 13px; font-weight: 500; color: #c7d0d3; margin-bottom: 20px; }
.crumbs li + li::before { content: "/"; margin-right: 8px; opacity: 0.5; }
.crumbs a:hover { color: var(--teal); }
.page-hero__kicker { font-size: 13.5px; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; margin-bottom: 10px; }
.page-hero h1 { font-size: clamp(30px, 3.2vw, 46px); line-height: 1.1; font-weight: 800; letter-spacing: -0.01em; text-wrap: balance; }
.page-hero h1 span { color: var(--teal); }
.page-hero .lead { margin-top: 14px; font-size: clamp(15px, 1.25vw, 18px); line-height: 1.55; max-width: 36em; color: #eef2f3; }
.page-hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.page-hero__media img { width: 100%; height: auto; }
.page-hero__brands { display: flex; align-items: center; gap: 18px; margin-top: 24px; font-size: 12.5px; color: #c7d0d3; }
.page-hero__brands img { width: auto; height: 22px; }

.subnav { position: sticky; top: var(--hdr-nav); z-index: 40; background: #fff; border-bottom: 1px solid var(--line); }
.subnav ul { display: flex; gap: 30px; list-style: none; overflow-x: auto; scrollbar-width: none; }
.subnav ul::-webkit-scrollbar { display: none; }
.subnav a { display: block; padding: 14px 0; font-size: 14px; font-weight: 600; color: var(--text); white-space: nowrap; border-bottom: 3px solid transparent; }
.subnav a:hover { color: var(--ink); border-bottom-color: var(--teal-2); }

.section { padding-block: clamp(48px, 5vw, 72px); }
.section--soft { background: var(--soft); }
.family { padding-top: clamp(40px, 4vw, 60px); }
.family--last { padding-bottom: clamp(48px, 5vw, 72px); }
.family__head { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 10px 40px; align-items: end; margin-bottom: 26px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.family__head h2 { display: flex; align-items: center; gap: 16px; font-size: clamp(20px, 1.8vw, 26px); line-height: 1.2; font-weight: 800; color: var(--ink); text-transform: uppercase; }
.family__head h2::after { content: ""; width: 36px; height: 3px; background: var(--teal); border-radius: 2px; flex: 0 0 auto; }
.family__head p { font-size: 15.5px; color: var(--text); max-width: 62ch; }
.family__brand { margin-bottom: 10px; }
.family__brand img { width: auto; height: 22px; }
.prod-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.prod-card { display: flex; flex-direction: column; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: 0 3px 14px rgba(15, 39, 56, 0.09); }
.prod-card__media { position: relative; aspect-ratio: 16 / 11; background: linear-gradient(180deg, #e7f1f7 0%, #f4f9fc 100%); }
.prod-card--risc .prod-card__media { background: linear-gradient(180deg, #f6e4cf 0%, #faf5ef 100%); }
.prod-card--fv .prod-card__media { background: linear-gradient(180deg, #dcead7 0%, #f4f8f3 100%); }
.prod-card__media img { position: absolute; top: 22px; left: 26px; width: calc(100% - 52px); height: calc(100% - 44px); object-fit: contain; }
.prod-card__body { display: flex; flex-direction: column; flex: 1; padding: 20px 22px 22px; }
.prod-card__fam { font-size: 12px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--teal-ink); }
.prod-card h3 { margin-top: 4px; font-size: 18.5px; line-height: 1.25; font-weight: 800; color: var(--ink); }
.prod-card p { margin-top: 8px; font-size: 14.5px; line-height: 1.55; color: var(--text); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin-top: 14px; }
.tags li { font-size: 11.5px; font-weight: 700; padding: 3px 8px; border-radius: 3px; background: var(--soft); color: var(--ink); }
.prod-card__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; margin-top: auto; padding-top: 18px; }
.prod-card__actions .btn { min-height: 40px; padding: 0 14px; font-size: 12.5px; }
.add-cart.is-added { background: var(--teal); color: var(--navy); border-color: var(--teal); }

.cta-band { position: relative; overflow: hidden; color: #fff; background: var(--dark-band); }
.cta-band__bg { position: absolute; inset: 0; }
.cta-band__bg img { width: 100%; height: 100%; object-fit: cover; object-position: 60% 40%; }
.cta-band::before { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(90deg, rgba(11, 27, 32, 0.97) 0%, rgba(11, 27, 32, 0.9) 45%, rgba(11, 27, 32, 0.45) 100%); }
.cta-band__in { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 20px 40px; align-items: center; padding-top: 40px; padding-bottom: 40px; }
.cta-band h2 { font-size: clamp(22px, 2vw, 30px); line-height: 1.2; font-weight: 800; }
.cta-band p { margin-top: 6px; font-size: 16px; color: #e6ecee; }
.cta-band__actions { display: flex; flex-wrap: wrap; gap: 12px; }

.cards-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.cards-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 22px; }
.info-card { display: flex; flex-direction: column; padding: 26px 24px; background: #fff; border-radius: var(--radius); box-shadow: 0 3px 14px rgba(15, 39, 56, 0.09); }
.info-card svg.ic { width: 44px; height: 44px; color: var(--teal-ink); margin-bottom: 16px; }
.info-card h3 { font-size: 18px; line-height: 1.3; font-weight: 800; color: var(--ink); }
.info-card p { margin-top: 8px; font-size: 15px; color: var(--text); }
.info-card .btn, .info-card .text-link { margin-top: auto; align-self: flex-start; }
.info-card > :last-child:not(p) { margin-top: 20px; }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.split--top { align-items: start; }
.headline { font-size: clamp(26px, 2.6vw, 38px); line-height: 1.15; font-weight: 800; color: var(--ink); letter-spacing: -0.01em; text-wrap: balance; }
.kicker { font-size: 13.5px; font-weight: 800; letter-spacing: 0.04em; text-transform: uppercase; color: var(--teal-ink); margin-bottom: 10px; }
.body-text { margin-top: 18px; font-size: 16.5px; line-height: 1.7; color: var(--text); max-width: 62ch; }
.media-panel { border-radius: var(--radius); overflow: hidden; background: linear-gradient(180deg, #edf3f6, #f7fafb); }
.media-panel img { width: 100%; height: auto; }

.steps { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; counter-reset: step; }
.steps li { padding: 26px 24px; background: #fff; border-radius: var(--radius); box-shadow: 0 3px 14px rgba(15, 39, 56, 0.09); counter-increment: step; }
.steps li::before { content: counter(step, decimal-leading-zero); display: block; font-size: 14px; font-weight: 800; color: var(--teal-ink); margin-bottom: 14px; letter-spacing: 0.06em; }
.steps h3 { font-size: 18px; line-height: 1.3; font-weight: 800; color: var(--ink); }
.steps p { margin-top: 6px; font-size: 15px; color: var(--text); }

.facts { background: var(--hdr); color: #fff; border-radius: var(--radius); padding: 8px 28px; }
.facts div { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 16px; padding: 16px 0; border-bottom: 1px solid #3a4143; }
.facts div:last-child { border-bottom: 0; }
.facts dt { font-size: 12.5px; font-weight: 800; letter-spacing: 0.04em; text-transform: uppercase; color: var(--teal-2); padding-top: 2px; }
.facts dd { font-size: 15.5px; line-height: 1.5; color: #eef2f3; }

.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 18px 0; font-size: 17px; font-weight: 700; color: var(--ink); cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; width: 10px; height: 10px; border-right: 2.5px solid var(--teal-ink); border-bottom: 2.5px solid var(--teal-ink); transform: rotate(45deg); transition: transform .2s; flex: 0 0 auto; margin-right: 6px; }
.faq details[open] summary::after { transform: rotate(-135deg); }
.faq details p { padding: 0 0 18px; font-size: 15.5px; color: var(--text); max-width: 75ch; }

.contact { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 48px; align-items: start; }
.contact-list { list-style: none; border-top: 1px solid var(--line); }
.contact-list li { display: grid; grid-template-columns: 46px minmax(0, 1fr); gap: 16px; align-items: center; padding: 15px 0; border-bottom: 1px solid var(--line); }
.contact-list .ic { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 6px; background: var(--hdr); color: var(--teal-2); }
.contact-list .ic svg { width: 22px; height: 22px; }
.contact-list small { display: block; font-size: 12px; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: var(--muted); }
.contact-list a, .contact-list address { font-style: normal; font-size: 16.5px; font-weight: 600; color: var(--ink); word-break: break-word; }
.contact-list a:hover { color: var(--teal-ink); }
.contact-list .note { margin-top: 4px; font-size: 13.5px; }
.company-data { margin-top: 28px; padding: 22px; background: var(--soft); border-radius: var(--radius); }
.company-data h2 { font-size: 14px; font-weight: 800; letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink); margin-bottom: 8px; }
.company-data p { font-size: 15px; line-height: 1.65; color: var(--text); }
.company-data strong { color: var(--ink); }

.form-card { background: #fff; border-radius: var(--radius); box-shadow: 0 3px 18px rgba(15, 39, 56, 0.1); padding: 32px; }
.form-card h3 { font-size: 21px; line-height: 1.25; font-weight: 800; color: var(--ink); }
.form-card > p { margin-top: 6px; font-size: 14.5px; color: var(--text); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 18px; margin-top: 22px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field--full { grid-column: 1 / -1; }
.field label, .field legend { font-size: 13px; font-weight: 700; color: var(--ink); }
.field input, .field select, .field textarea { width: 100%; min-height: 48px; padding: 11px 14px; font-size: 15px; color: var(--ink); background: #fff; border: 1px solid #c9d3d8; border-radius: 4px; transition: border-color .2s, box-shadow .2s; }
.field textarea { min-height: 120px; resize: vertical; line-height: 1.5; }
.field select { appearance: none; -webkit-appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%230f2738' stroke-width='1.8'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 40px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--navy); box-shadow: 0 0 0 3px rgba(0, 242, 220, 0.3); }
.field--check { flex-direction: row; align-items: flex-start; gap: 12px; }
.field--check input { width: 20px; min-height: 20px; height: 20px; margin-top: 2px; flex: 0 0 auto; accent-color: var(--navy); }
.field--check label { font-weight: 500; font-size: 13.5px; line-height: 1.5; color: var(--text); }
.field--check a { color: var(--teal-ink); text-decoration: underline; }
.checks { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 18px; border: 0; padding: 0; margin: 0; }
.checks legend { margin-bottom: 8px; }
.checks label { display: flex; align-items: center; gap: 10px; font-size: 14.5px; font-weight: 500; color: var(--ink); }
.checks input { width: 18px; height: 18px; accent-color: var(--navy); }
.form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 22px; margin-top: 22px; }
.form-actions p { font-size: 13px; color: var(--muted); max-width: 44ch; }
.form-actions p a { color: var(--teal-ink); font-weight: 700; }
.form-status { margin-top: 14px; font-size: 14px; font-weight: 700; color: var(--teal-ink); }
.form-status[hidden] { display: none; }
.field.is-invalid input, .field.is-invalid select, .field.is-invalid textarea { border-color: #b3261e; }
.field .err { font-size: 12.5px; color: #b3261e; font-weight: 700; }

/* ---------- Carrello ---------- */
.cart { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 40px; align-items: start; }
.cart-list { list-style: none; border-top: 1px solid var(--line); }
.cart-item { display: grid; grid-template-columns: 88px minmax(0, 1fr) auto auto; gap: 18px; align-items: center; padding: 16px 0; border-bottom: 1px solid var(--line); }
.cart-item__img { width: 88px; height: 72px; border-radius: 4px; background: var(--soft); display: grid; place-items: center; overflow: hidden; }
.cart-item__img img { max-width: 76px; max-height: 60px; width: auto; height: auto; object-fit: contain; }
.cart-item h3 { font-size: 16px; font-weight: 800; color: var(--ink); line-height: 1.3; }
.cart-item small { display: block; font-size: 12.5px; color: var(--muted); }
.qty { display: flex; align-items: center; border: 1px solid #c9d3d8; border-radius: 4px; }
.qty button { width: 38px; height: 40px; border: 0; background: transparent; font-size: 18px; font-weight: 700; color: var(--ink); }
.qty input { width: 48px; height: 40px; border: 0; border-left: 1px solid #c9d3d8; border-right: 1px solid #c9d3d8; text-align: center; font-weight: 700; -moz-appearance: textfield; }
.qty input::-webkit-outer-spin-button, .qty input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.cart-remove { border: 0; background: transparent; color: var(--muted); font-size: 13px; font-weight: 700; text-decoration: underline; padding: 10px 4px; }
.cart-remove:hover { color: #b3261e; }
.cart-empty { padding: 32px; text-align: center; background: var(--soft); border-radius: var(--radius); }
.cart-empty p { font-size: 16px; color: var(--text); margin-bottom: 18px; }
.cart-empty[hidden], .cart-filled[hidden] { display: none; }
.toast { position: fixed; z-index: 90; left: 50%; bottom: 24px; transform: translate(-50%, calc(100% + 40px)); visibility: hidden; display: flex; align-items: center; gap: 14px; padding: 12px 14px 12px 18px; background: var(--hdr); color: #fff; border-radius: 6px; box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3); font-size: 14.5px; font-weight: 600; transition: transform .3s var(--ease); max-width: calc(100% - 32px); }
.toast.is-on { transform: translate(-50%, 0); visibility: visible; }
.toast a { color: var(--teal); font-weight: 800; white-space: nowrap; }

.prose { max-width: 780px; }
.prose h2 { font-size: 20px; line-height: 1.3; font-weight: 800; color: var(--ink); margin: 36px 0 10px; }
.prose h2:first-child { margin-top: 0; }
.prose p, .prose li { font-size: 15.5px; line-height: 1.75; color: var(--text); }
.prose p + p { margin-top: 10px; }
.prose ul { padding-left: 20px; margin-top: 10px; display: grid; gap: 6px; }
.prose a { color: var(--teal-ink); text-decoration: underline; }
.prose .updated { font-size: 13.5px; color: var(--muted); margin-bottom: 28px; }
.notfound { min-height: 50vh; display: grid; align-content: center; }

/* ---------- Pagine interne: responsive ---------- */
@media (max-width: 1179px) {
  .cards-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 1023px) {
  .subnav { top: var(--hdr-top); }
  .page-hero__in { grid-template-columns: minmax(0, 1fr); min-height: 0; gap: 16px; }
  .page-hero__media { max-width: 560px; }
  .family__head { grid-template-columns: minmax(0, 1fr); }
  .prod-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cta-band__in { grid-template-columns: minmax(0, 1fr); }
  .cards-3, .steps { grid-template-columns: minmax(0, 1fr); }
  .split, .contact, .cart { grid-template-columns: minmax(0, 1fr); gap: 32px; }
}
@media (max-width: 767px) {
  .page-hero__in { padding-top: 26px; padding-bottom: 28px; }
  .page-hero__cta .btn { flex: 1 1 100%; }
  .prod-grid { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .prod-card { display: grid; grid-template-columns: 128px minmax(0, 1fr); }
  .prod-card__media { aspect-ratio: 1 / 1; align-self: start; }
  .prod-card__media img { top: 10px; left: 10px; width: calc(100% - 20px); height: calc(100% - 20px); }
  .prod-card__body { padding: 14px 14px 16px; }
  .prod-card h3 { font-size: 16.5px; }
  .prod-card p { font-size: 13.5px; }
  .prod-card .tags { display: none; }
  .prod-card__actions { gap: 10px 14px; }
  .cta-band__actions .btn { flex: 1 1 100%; }
  .cards-4 { grid-template-columns: minmax(0, 1fr); }
  .form-card { padding: 22px 18px; }
  .form-grid, .checks { grid-template-columns: minmax(0, 1fr); }
  .form-actions .btn { width: 100%; }
  .facts { padding: 4px 20px; }
  .facts div { grid-template-columns: minmax(0, 1fr); gap: 4px; }
  .cart-item { grid-template-columns: 72px minmax(0, 1fr); }
  .cart-item__img { width: 72px; height: 64px; }
  .cart-item .qty { grid-column: 2; justify-self: start; }
  .cart-item .cart-remove { grid-column: 2; justify-self: start; padding: 0; }
  .marchi-logo img { height: 40px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}
@media print { .site-header, .drawer, .hero__bg, .toast { display: none; } }
@media (max-width: 767px) {
  .prod-card__actions .add-cart { min-height: 40px; padding: 0 12px; font-size: 12.5px; }
  .prod-card__actions .lbl-long { display: none; }
}
/* ---------- Area professionisti: elenco vantaggi ---------- */
.feature-list { list-style: none; }
.feature-list .ic-wrap { display: block; margin-bottom: 14px; color: var(--teal-ink); }
.feature-list .ic-wrap svg { width: 40px; height: 40px; }
.marchi-logo { margin-bottom: 22px; }
.marchi-logo img { width: auto; height: 52px; }