:root {
  --ink: #14120f;
  --dark: #11100e;
  --paper: #ffffff;
  --paper-soft: #f5f6f3;
  --paper-deep: #e3e6e0;
  --orange: #ef5b2a;
  --orange-soft: #ff7a4f;
  --green: #15975b;
  --muted: #66635d;
  --line: rgba(20, 18, 15, 0.16);
  --line-light: rgba(255, 255, 255, 0.18);
  --content: 1280px;
  --gutter: clamp(32px, 5vw, 80px);
  --header: 76px;
  --section-large: clamp(96px, 8vw, 132px);
  --section-standard: clamp(68px, 5.2vw, 92px);
  --section-compact: clamp(52px, 3.8vw, 72px);
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.55;
}

body.nav-open { overflow: hidden; }
body.nav-open .whatsapp-float { opacity: 0; pointer-events: none; transform: translateY(8px) scale(.96); }
body.product-dialog-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { color: inherit; }
p, h1, h2, h3, dl, dd, figure { margin: 0; }
h1, h2, h3 { letter-spacing: 0; text-wrap: balance; }
[hidden] { display: none !important; }

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--orange-soft);
  outline-offset: 3px;
}

section[id] { scroll-margin-top: calc(var(--header) + 20px); }

.page-progress {
  position: fixed;
  z-index: 120;
  inset: 0 0 auto;
  height: 3px;
  pointer-events: none;
}

.page-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--orange);
  transform: scaleX(var(--page-progress, 0));
  transform-origin: left;
}

/* Header */
.site-header {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  min-height: var(--header);
  align-items: center;
  gap: 32px;
  padding: 0 var(--gutter);
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid rgba(20, 18, 15, 0.1);
  color: var(--ink);
  backdrop-filter: blur(16px);
  transition: box-shadow 180ms ease, background 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.97);
  border-bottom-color: rgba(20, 18, 15, 0.1);
  color: var(--ink);
  box-shadow: 0 10px 28px rgba(20, 18, 15, 0.08);
}

.brand { display: inline-flex; align-items: center; min-width: max-content; }
.brand-logo { display: block; width: 190px; height: auto; }
.header-brand { gap: 11px; }
.header-brand-mark { position: relative; display: grid; width: 44px; height: 44px; flex: 0 0 44px; place-items: center; }
.header-brand-mark::before,
.header-brand-mark::after { position: absolute; inset: -14px; background: #172452; content: ""; -webkit-mask: url("assets/acct-global-mark-light-v1.png") center / contain no-repeat; mask: url("assets/acct-global-mark-light-v1.png") center / contain no-repeat; }
.header-brand-mark::after { background: var(--orange); clip-path: inset(0 0 47% 0); }
.header-brand-mark img { width: 64px; max-width: none; height: 64px; object-fit: contain; opacity: 0; }
.header-brand-copy { display: grid; gap: 4px; }
.header-brand-copy strong { color: #172452; font-family: "Arial Narrow", "Roboto Condensed", "Segoe UI", sans-serif; font-size: 20px; font-stretch: condensed; font-weight: 900; line-height: .9; }
.header-brand-copy small { color: #dca436; font-size: 9px; font-weight: 850; line-height: 1; }

.site-nav { display: flex; align-items: center; justify-self: center; gap: clamp(18px, 2vw, 30px); color: #5f5c56; font-size: 13px; font-weight: 700; }
.site-header.is-scrolled .site-nav { color: #5f5c56; }
.site-nav a { position: relative; padding: 12px 0; }
.site-nav a::after { position: absolute; right: 0; bottom: 5px; left: 0; height: 2px; background: var(--orange); content: ""; transform: scaleX(0); transform-origin: left; transition: transform 180ms ease; }
.site-nav a:hover::after,
.site-nav a.is-current::after { transform: scaleX(1); }
.site-nav .nav-mobile-cta { display: none; }

.header-cta,
.primary-cta,
.product-actions a,
.m-submit {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid var(--ink);
  border-radius: 2px;
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
  font-weight: 800;
  text-align: center;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.site-header:not(.is-scrolled) .header-cta { border-color: var(--ink); background: var(--ink); color: var(--paper); }

.header-cta:hover,
.primary-cta:hover,
.product-actions a:hover,
.m-submit:hover { background: var(--orange); border-color: var(--orange); color: var(--ink); transform: translateY(-2px); }

.nav-toggle,
.nav-backdrop { display: none; }
.mobile-site { display: block; }

/* Shared section typography */
.m-section-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(260px, 400px); align-items: end; gap: 8px 64px; width: min(var(--content), calc(100% - 2 * var(--gutter))); margin: 0 auto; }
.m-section-head > p,
.m-why-copy > p,
.m-quote header > p,
.product-copy > p,
.project > div > p,
.product-details > div > p {
  margin-bottom: 14px;
  color: var(--orange);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.m-section-head > p,
.m-why-copy > p,
.m-quote header > p { display: flex; align-items: center; gap: 10px; }
.section-index { display: inline-flex; min-width: 48px; padding-right: 10px; border-right: 1px solid currentColor; font-variant-numeric: tabular-nums; }

.m-section-head h2 {
  grid-column: 1;
  max-width: 20ch;
  font-size: 46px;
  line-height: 1.1;
}

.m-section-head > p { grid-column: 1; }
.section-aside { grid-column: 2; grid-row: 1 / 3; align-self: end; max-width: 380px; padding-top: 15px; border-top: 2px solid var(--ink); color: var(--muted); font-size: 15px; line-height: 1.6; }

.scroll-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 620ms cubic-bezier(.2,.72,.2,1), transform 620ms cubic-bezier(.2,.72,.2,1);
  transition-delay: var(--reveal-delay, 0ms);
}

.scroll-reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Hero */
.m-hero { --hero-height: clamp(580px, calc(100svh - 120px), 760px); position: relative; height: var(--hero-height); overflow: hidden; background: #f4f4f2; color: var(--ink); }
.hero-layout { position: relative; display: grid; align-items: center; width: 100%; height: 100%; margin: 0 auto; padding: calc(var(--header) + 32px) max(var(--gutter), calc((100vw - var(--content)) / 2)) 64px; }
.hero-product-scene { position: absolute; inset: var(--header) 0 0; overflow: hidden; }
.hero-product { position: absolute; inset: auto 0 0 auto; display: block; width: min(100%, calc((var(--hero-height) - var(--header)) * 1672 / 941)); height: auto; aspect-ratio: 1672 / 941; margin: 0; transform: none !important; }
.hero-product img { width: 100%; height: 100%; object-fit: contain; object-position: right bottom; mask-image: linear-gradient(90deg, transparent, #000 12%), linear-gradient(180deg, transparent, #000 12%); mask-composite: intersect; }
.m-hero-copy { position: relative; z-index: 2; display: flex; flex-direction: column; align-items: flex-start; width: min(42%, 500px); min-width: 0; text-align: left; }
.m-hero-copy > p:first-child { display: flex; flex-wrap: wrap; gap: 4px 10px; margin-bottom: 20px; color: #a53b17; font-size: 10px; font-weight: 800; text-transform: uppercase; }
.m-hero-copy > p:first-child span { color: #172452; }
.m-hero h1 { font-size: 56px; line-height: 1.04; letter-spacing: 0; }
.m-hero h1 span { display: block; }
.m-hero-summary { max-width: 400px; margin-top: 22px; color: #514f49; font-size: 17px; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; margin-top: 28px; }
.m-primary-cta, .m-text-link { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; margin: 0; font-size: 13px; font-weight: 800; }
.m-primary-cta { padding: 0 26px; border: 1px solid var(--ink); border-radius: 4px; background: var(--ink); color: var(--paper); transition: background 160ms ease; }
.m-primary-cta:hover { background: #33312d; }
.m-text-link { padding: 0; color: var(--ink); }
.m-text-link::after { margin-left: 9px; color: var(--orange); font-size: 20px; content: "\2192"; }
.m-text-link:hover { text-decoration: underline; text-underline-offset: 5px; }

/* Applications */
.m-applications { position: relative; padding: var(--section-standard) 0; border-top: 1px solid var(--line); background: var(--paper); }
.selection-status { width: min(var(--content), calc(100% - 2 * var(--gutter))); margin: 24px auto 0; color: var(--muted); font-size: 14px; }
.application-explorer {
  display: grid;
  grid-template-columns: minmax(300px, 0.36fr) minmax(0, 0.64fr);
  grid-template-rows: repeat(4, minmax(88px, auto));
  width: min(var(--content), calc(100% - 2 * var(--gutter)));
  gap: 0 36px;
  margin: 36px auto 0;
}

.application-item { display: contents; }
.application-trigger { grid-column: 1; display: grid; align-content: center; min-height: 88px; padding: 16px 14px; border: 0; border-top: 1px solid var(--line); background: transparent; text-align: left; cursor: pointer; transition: background 160ms ease, box-shadow 160ms ease; }
.application-item:last-child .application-trigger { border-bottom: 1px solid var(--line); }
.application-trigger span { font-size: 18px; font-weight: 800; }
.application-trigger small { max-width: 330px; margin-top: 5px; color: var(--muted); font-size: 12px; }
.application-item.is-active .application-trigger { border-top-color: var(--orange); background: var(--paper-soft); box-shadow: inset 4px 0 var(--orange); }
.application-item:nth-child(1) .application-trigger { grid-row: 1; }
.application-item:nth-child(2) .application-trigger { grid-row: 2; }
.application-item:nth-child(3) .application-trigger { grid-row: 3; }
.application-item:nth-child(4) .application-trigger { grid-row: 4; }

.application-panel { grid-column: 2; grid-row: 1 / 5; display: none; min-width: 0; background: var(--paper-soft); color: var(--ink); }
.application-item.is-active .application-panel { display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(260px, 0.82fr); }
.application-panel > img { width: 100%; height: 100%; min-height: 520px; object-fit: cover; }
[data-application-item="sbr-epdm"] .application-panel > img { object-fit: contain; background: var(--paper); }
.application-panel-copy { align-self: center; padding: 40px 36px; }
.application-panel-copy > p { color: var(--orange); font-size: 10px; font-weight: 850; text-transform: uppercase; }
.application-panel-copy h3 { margin-top: 9px; font-size: 34px; line-height: 1; }
.application-panel-copy > span { display: block; margin-top: 16px; color: var(--muted); font-size: 15px; }
.application-panel-copy ul { display: grid; gap: 0; margin: 24px 0 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.application-panel-copy li { padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 12px; font-weight: 700; }
.application-recommended { display: block; margin-top: 16px; color: var(--muted); font-size: 11px; font-weight: 750; }
.application-panel-copy button { min-height: 48px; margin-top: 28px; padding: 0 18px; border: 1px solid var(--orange); border-radius: 2px; background: var(--orange); color: var(--ink); font-size: 12px; font-weight: 850; cursor: pointer; }
.m-swipe-hint { display: none; }

/* Statement */
.m-statement { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr); align-items: center; gap: 48px; padding: 44px max(var(--gutter), calc((100vw - var(--content)) / 2)); border-top: 1px solid var(--line); background: var(--paper-soft); color: var(--ink); }
.m-statement > p { max-width: 25ch; font-size: 32px; font-weight: 750; line-height: 1.2; }
.m-statement > small { display: block; max-width: 420px; color: var(--muted); font-size: 16px; }

/* Products */
.m-products { position: relative; padding: var(--section-standard) 0; overflow: hidden; border-top: 1px solid var(--line); background: var(--paper); }
.product-empty { width: min(var(--content), calc(100% - 2 * var(--gutter))); margin: 50px auto 0; padding: 44px; border-top: 2px solid var(--orange); background: var(--paper-soft); color: var(--muted); font-size: 18px; }
.product-explorer { width: min(var(--content), calc(100% - 2 * var(--gutter))); margin: 18px auto 0; }
.product-spotlight { display: grid; grid-template-columns: minmax(0, 7fr) minmax(360px, 5fr); min-height: 600px; border: 1px solid var(--line); border-top: 4px solid var(--orange); background: var(--paper); color: var(--ink); animation: product-swap-in 360ms cubic-bezier(.2,.72,.2,1) both; }
.product-image { display: grid; min-width: 0; min-height: 0; height: 100%; place-items: center; overflow: hidden; background: #f2f2ef; }
.product-image img { width: 100%; height: 100%; object-fit: contain; object-position: center; }
.product-copy { align-self: stretch; display: flex; flex-direction: column; justify-content: center; padding: 40px 36px; border-left: 1px solid var(--line); background: var(--paper-soft); }
.product-copy > p { color: var(--orange); }
.product-copy h3 { max-width: 20ch; font-size: 36px; line-height: 1.1; }
.product-copy dl { margin-top: 20px; border-top: 1px solid var(--line); }
.product-copy dl div { display: grid; grid-template-columns: 105px 1fr; gap: 14px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.product-copy dt { color: var(--muted); font-size: 12px; text-transform: uppercase; }
.product-copy dd { font-size: 14px; font-weight: 750; }
.product-copy ul { display: grid; gap: 8px; margin: 25px 0 0; padding-left: 18px; color: var(--muted); font-size: 14px; }
.product-actions { display: grid; gap: 12px; margin-top: 30px; }
.product-actions button { min-height: 46px; border: 1px solid var(--ink); border-radius: 2px; background: transparent; color: var(--ink); font-size: 12px; font-weight: 800; cursor: pointer; }
.product-actions button:last-child { border-color: var(--orange); background: var(--orange); color: var(--ink); }

.product-rail { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); width: min(var(--content), calc(100% - 2 * var(--gutter))); gap: 0; margin: 38px auto 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--paper); counter-reset: product-index; }
.product-rail button { position: relative; display: grid; grid-template-columns: 30px minmax(0, 1fr); grid-template-rows: auto auto auto; align-content: center; min-width: 0; min-height: 112px; padding: 15px 14px; border: 0; border-right: 1px solid var(--line); background: var(--paper); text-align: left; cursor: pointer; counter-increment: product-index; transition: background 160ms ease, box-shadow 160ms ease, border-color 160ms ease; }
.product-rail button::before { grid-column: 1; grid-row: 1 / 4; align-self: start; color: var(--orange); font-size: 11px; font-weight: 850; content: "0" counter(product-index); }
.product-rail button:last-child { border-right: 0; }
.product-rail button:hover,
.product-rail button.is-active { background: var(--paper-soft); box-shadow: inset 0 3px var(--orange); }
.product-rail img { display: none; }
.product-rail span,
.product-rail strong,
.product-rail small { grid-column: 2; display: block; min-width: 0; margin: 0; }
.product-rail span { margin: 0 0 4px; color: #a53b17; font-size: 10px; font-weight: 800; text-transform: uppercase; }
.product-rail strong { font-size: 14px; line-height: 1.15; }
.product-rail small { margin-top: 5px; color: var(--muted); font-size: 12px; line-height: 1.4; }

.product-dialog { width: min(940px, calc(100vw - 48px)); max-width: none; height: min(720px, calc(100dvh - 48px)); max-height: none; margin: auto 0 auto auto; padding: 0; border: 0; background: var(--paper); color: var(--ink); box-shadow: -24px 0 70px rgba(20,18,15,.2); }
.product-dialog::backdrop { background: rgba(20,18,15,.58); }
.product-dialog[open] { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(340px,.95fr); animation: drawer-enter 320ms ease-out both; }
.product-dialog-media { min-height: 0; background: var(--paper-soft); }
.product-dialog-media img { width: 100%; height: 100%; padding: clamp(24px, 4vw, 52px); object-fit: contain; }
.product-dialog-content { position: relative; align-self: center; padding: 72px 54px; }
.product-dialog-content > p { color: var(--orange); font-size: 10px; font-weight: 850; text-transform: uppercase; }
.product-dialog-content h3 { max-width: 11ch; margin-top: 10px; font-size: 42px; line-height: 1; }
.product-dialog-content dl { margin-top: 34px; border-top: 1px solid var(--line); }
.product-dialog-content dl div { display: grid; grid-template-columns: 145px 1fr; gap: 16px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.product-dialog-content dt { color: var(--muted); font-size: 10px; text-transform: uppercase; }
.product-dialog-content dd { font-size: 13px; font-weight: 750; }
.product-dialog-close { position: absolute; top: 22px; right: 22px; width: 44px; height: 44px; border: 1px solid var(--line); background: var(--paper); font-size: 28px; line-height: 1; cursor: pointer; }
.product-dialog-cta { width: 100%; min-height: 50px; margin-top: 34px; border: 1px solid var(--orange); background: var(--orange); font-size: 12px; font-weight: 850; cursor: pointer; }

/* Material */
.m-material { position: relative; display: grid; grid-template-columns: minmax(0, 5.4fr) minmax(380px, 6.6fr); gap: 0 72px; padding: var(--section-standard) max(var(--gutter), calc((100vw - var(--content)) / 2)); border-top: 1px solid var(--line); background: var(--paper-soft); }
.m-material .m-section-head { grid-column: 1 / -1; width: 100%; }
.m-material-visual { position: sticky; top: calc(var(--header) + 24px); grid-column: 1; align-self: start; margin-top: 36px; overflow: hidden; border: 1px solid var(--line); background: var(--paper); }
.material-stage { position: relative; aspect-ratio: 5 / 4; overflow: hidden; }
.material-stage > img { width: 100%; height: 100%; object-fit: cover; object-position: center; transition: transform 420ms ease, filter 420ms ease; }
.material-focus { position: absolute; z-index: 2; right: 7%; left: 7%; height: 16%; border: 1px solid rgba(246,85,44,.22); background: rgba(246,85,44,.025); opacity: 0; transform: translateY(0); box-shadow: 0 0 0 999px rgba(255,255,255,.16); transition: opacity 380ms ease, transform 380ms ease, border-color 380ms ease, background 380ms ease; pointer-events: none; }
.material-focus-wear { top: 7%; }
.material-focus-impact { top: 32%; height: 20%; }
.material-focus-base { top: 58%; height: 16%; }
.material-focus-subsoil { top: 77%; height: 17%; }
.m-material[data-active="wear"] .material-focus-wear,
.m-material[data-active="impact"] .material-focus-impact,
.m-material[data-active="base"] .material-focus-base,
.m-material[data-active="subsoil"] .material-focus-subsoil { border-color: var(--orange); background: rgba(246,85,44,.04); opacity: 1; transform: translateY(-3px); }
.m-material-visual figcaption { padding: 13px 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; }
.m-material-controls { grid-column: 2; align-self: end; margin-top: 36px; }
.m-layer-selector { display: grid; gap: 7px; }
.m-layer-selector button { display: grid; grid-template-columns: 64px 1fr auto; min-height: 62px; align-items: center; gap: 12px; padding: 8px 16px; border: 1px solid var(--line); border-radius: 2px; background: transparent; color: var(--ink); text-align: left; cursor: pointer; transition: transform 160ms ease, background 160ms ease; }
.m-layer-selector button span { color: var(--orange-soft); font-size: 9px; font-weight: 850; }
.m-layer-selector button strong { font-size: 13px; }
.m-layer-selector button small { color: var(--muted); font-size: 10px; }
.m-layer-selector button.is-active { border-color: var(--ink); background: var(--paper); color: var(--ink); transform: translateX(-6px); box-shadow: inset 4px 0 var(--orange); }
.m-layer-selector button.is-active small { color: var(--muted); }
.m-layer-detail { min-height: 210px; margin-top: 26px; padding-top: 24px; border-top: 3px solid var(--orange); }
.m-layer-detail p { color: var(--orange); font-size: 11px; font-weight: 850; text-transform: uppercase; }
.m-layer-detail strong,
.m-layer-detail small { display: block; }
.m-layer-detail strong { max-width: 15ch; margin-top: 10px; font-size: 35px; line-height: 1.08; }
.m-layer-detail small { max-width: 470px; margin-top: 16px; color: var(--muted); font-size: 16px; }

/* Projects */
.m-projects { position: relative; padding: var(--section-standard) 0; overflow: hidden; border-top: 1px solid var(--line); background: var(--paper); }
.project-gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: start; gap: 24px; width: min(var(--content), calc(100% - 2 * var(--gutter))); margin: 38px auto 0; }
.project { min-width: 0; }
.project img { width: 100%; height: clamp(220px, 20vw, 286px); object-fit: cover; }
.project:first-child img { object-position: center 42%; }
.project:nth-child(3) img { object-position: center 58%; }
.project > div { padding-top: 17px; }
.project > div h3 { font-size: 26px; line-height: 1.08; }
.project > div > p { margin: 9px 0 0; color: var(--orange); font-size: 10px; font-weight: 850; text-transform: uppercase; }
.project > div small { display: block; margin-top: 7px; color: var(--muted); font-size: 13px; }
.project-swipe-hint { display: none; }

/* Why */
.m-why { position: relative; display: grid; grid-template-columns: minmax(0, 7fr) minmax(380px, 5fr); min-height: 480px; border-top: 1px solid var(--line); background: var(--paper-soft); }
.m-why-image img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.m-why-copy { align-self: center; padding: 70px clamp(42px, 5vw, 84px); }
.m-why-copy h2 { max-width: 18ch; font-size: 42px; line-height: 1.1; }
.m-why-copy ul { margin: 42px 0 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.m-why-copy li { padding: 18px 0; border-bottom: 1px solid var(--line); font-size: 15px; font-weight: 750; }

/* FAQ */
.m-faq { position: relative; display: grid; grid-template-columns: minmax(300px, .7fr) minmax(0, 1fr); gap: 64px; padding: var(--section-standard) max(var(--gutter), calc((100vw - var(--content)) / 2)); border-top: 1px solid var(--line); background: var(--paper); }
.m-faq .m-section-head { display: block; width: 100%; }
.faq-item { border-top: 1px solid var(--line); }
.faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-item h3 { margin: 0; }
.faq-item h3 button { display: grid; grid-template-columns: 1fr 20px; width: 100%; min-height: 86px; align-items: center; gap: 18px; padding: 16px 0; border: 0; background: transparent; font-size: 17px; font-weight: 750; text-align: left; cursor: pointer; }
.faq-item button span { position: relative; width: 18px; height: 18px; }
.faq-item button span::before,
.faq-item button span::after { position: absolute; top: 8px; left: 2px; width: 14px; height: 2px; background: var(--ink); content: ""; transition: transform 160ms ease; }
.faq-item button span::after { transform: rotate(90deg); }
.faq-item button[aria-expanded="true"] span::after { transform: rotate(0); }
.faq-item [role="region"] p { max-width: 620px; padding: 0 40px 28px 0; color: var(--muted); font-size: 15px; }

/* Form */
.m-quote { position: relative; display: grid; grid-template-columns: minmax(320px, .75fr) minmax(0, 1fr); gap: 64px; padding: var(--section-standard) max(var(--gutter), calc((100vw - var(--content)) / 2)); border-top: 3px solid var(--orange); background: var(--paper-soft); color: var(--ink); }
.m-quote header h2 { max-width: 16ch; font-size: 46px; line-height: 1.1; }
.m-quote header > small { display: block; max-width: 480px; margin-top: 24px; color: var(--muted); font-size: 16px; }
.m-quote fieldset { margin: 0 0 20px; padding: 0; border: 0; }
.m-quote legend,
.m-quote label { display: block; color: var(--ink); font-size: 12px; font-weight: 750; }
.m-choice { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; margin-top: 10px; }
.m-choice-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.m-choice button { min-height: 48px; padding: 7px; border: 1px solid var(--line); border-radius: 2px; background: transparent; color: var(--ink); font-size: 12px; font-weight: 750; cursor: pointer; }
.m-choice button.is-selected { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.m-quote label { margin: 0 0 18px; }
.m-quote input[type="text"],
.m-quote textarea { width: 100%; margin-top: 9px; padding: 0 14px; border: 1px solid var(--line); border-radius: 2px; background: var(--paper); color: var(--ink); font-size: 16px; }
.m-quote input[type="text"] { height: 52px; }
.m-quote textarea { min-height: 100px; padding-top: 13px; resize: vertical; }
.m-photo-note { color: var(--muted); font-size: 12px; line-height: 1.5; }
.m-request-summary { margin-top: 18px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.m-request-summary summary { padding: 14px 0; cursor: pointer; font-size: 13px; font-weight: 750; }
.m-request-summary summary:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; }
.m-request-summary dl { padding-bottom: 14px; }
.m-request-summary dl div { display: grid; grid-template-columns: 110px 1fr; gap: 12px; padding: 6px 0; }
.m-request-summary dt { color: var(--muted); font-size: 11px; }
.m-request-summary dd { font-size: 12px; font-weight: 750; overflow-wrap: anywhere; }
.form-error { min-height: 22px; margin-top: 14px; color: #a32812; font-size: 12px; }
.m-submit { width: 100%; margin-top: 8px; border-color: var(--orange); background: var(--orange); color: var(--ink); cursor: pointer; }

/* Footer */
.site-footer { display: grid; grid-template-columns: 1.2fr .65fr 1fr; gap: 70px; padding: 80px var(--gutter); background: #0b0a09; color: var(--paper); }
.site-footer > div:first-child > p { max-width: 420px; margin-top: 22px; color: rgba(255,255,255,.58); font-size: 14px; }
.site-footer > div:first-child > small { display: block; margin-top: 20px; color: rgba(255,255,255,.4); font-size: 10px; }
.footer-brand { width: fit-content; gap: 12px; background: transparent; }
.footer-brand-mark { width: 58px; height: 58px; object-fit: contain; }
.footer-brand-copy { display: grid; gap: 4px; }
.footer-brand-copy strong { color: #fff; font-size: 22px; font-weight: 900; line-height: .95; }
.footer-brand-copy small { color: #f2b544; font-size: 11px; font-weight: 850; line-height: 1; }
.site-footer nav,
.footer-contact { display: grid; align-content: start; gap: 13px; color: rgba(255,255,255,.68); font-size: 13px; }
/* Persistent enquiry access for both desktop and mobile. The label appears on hover or keyboard focus. */
.whatsapp-float { position: fixed; z-index: 90; right: max(20px, env(safe-area-inset-right)); bottom: max(20px, env(safe-area-inset-bottom)); display: inline-flex; width: 58px; height: 58px; align-items: center; justify-content: center; border: 1px solid rgba(255,255,255,.65); border-radius: 50%; background: #25d366; box-shadow: 0 12px 28px rgba(17,16,14,.2), 0 2px 6px rgba(17,16,14,.12); color: #fff; transition: transform 180ms ease, box-shadow 180ms ease, opacity 180ms ease; }
.whatsapp-float:hover { box-shadow: 0 16px 34px rgba(17,16,14,.24), 0 3px 8px rgba(17,16,14,.14); transform: translateY(-4px) scale(1.03); }
.whatsapp-float:focus-visible { outline-offset: 4px; }
.whatsapp-float-icon { display: inline-flex; width: 31px; height: 31px; align-items: center; justify-content: center; }
.whatsapp-float-icon svg { width: 100%; height: 100%; fill: currentColor; }
.whatsapp-float-label { position: absolute; right: calc(100% + 11px); padding: 8px 11px; border: 1px solid var(--line); border-radius: 2px; background: var(--paper); box-shadow: 0 8px 22px rgba(17,16,14,.12); color: var(--ink); font-size: 12px; font-weight: 750; white-space: nowrap; opacity: 0; pointer-events: none; transform: translateX(5px); transition: opacity 160ms ease, transform 160ms ease; }
.whatsapp-float:hover .whatsapp-float-label,
.whatsapp-float:focus-visible .whatsapp-float-label { opacity: 1; transform: translateX(0); }

/* Tablet and small desktop */
@media (max-width: 1199px) {
  :root { --gutter: clamp(28px, 4vw, 50px); }
  .m-hero h1 { font-size: 44px; }
  .m-hero-summary { font-size: 16px; }
  .site-nav { gap: 17px; font-size: 12px; }
  .header-cta { min-width: 0; padding: 0 15px; }
  .application-explorer { gap: 0 34px; }
  .application-item.is-active .application-panel { grid-template-columns: 1fr; }
  .application-panel > img { min-height: 390px; max-height: 440px; }
  .application-panel-copy { padding: 30px; }
  .product-spotlight { grid-template-columns: 1fr 1fr; min-height: 600px; }
  .product-image { height: 100%; }
  .product-copy { padding: 40px 34px; }
  .product-rail { grid-template-columns: repeat(5, minmax(200px, 1fr)); overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; }
  .product-rail::-webkit-scrollbar { display: none; }
  .product-rail button { scroll-snap-align: start; }
  .m-material { gap: 0 40px; }
  .m-why-copy { padding: 58px 42px; }
}

@media (max-width: 899px) {
  :root { --header: 68px; --gutter: 24px; }
  .site-header { grid-template-columns: auto auto; justify-content: space-between; padding: 0 var(--gutter); }
  .header-cta { display: none; }
  .nav-toggle { display: block; width: 44px; height: 44px; padding: 0; border: 1px solid var(--ink); border-radius: 2px; background: var(--ink); }
  .nav-toggle span { display: block; width: 18px; height: 2px; margin: 5px auto; background: var(--paper); transition: transform 160ms ease; }
  .site-header.is-scrolled .nav-toggle { border-color: var(--ink); background: var(--ink); }
  .nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .site-nav { position: fixed; z-index: 102; top: var(--header); right: 0; left: 0; display: grid; gap: 0; max-height: calc(100dvh - var(--header)); padding: 10px 24px 26px; overflow-y: auto; visibility: hidden; background: var(--paper); color: var(--ink); opacity: 0; transform: translateY(-12px); transition: opacity 160ms ease, transform 160ms ease, visibility 0s linear 160ms; }
  .site-nav.is-open { visibility: visible; opacity: 1; transform: translateY(0); transition-delay: 0s; }
  .site-nav a { padding: 16px 0; border-bottom: 1px solid var(--line); font-size: 16px; }
  .site-nav a::after { display: none; }
  .site-nav .nav-mobile-cta { display: flex; min-height: 50px; align-items: center; justify-content: center; margin-top: 16px; padding: 0 16px; border: 0; background: var(--orange); color: var(--ink); font-size: 13px; }
  .nav-backdrop { position: fixed; z-index: 99; inset: var(--header) 0 0; width: 100%; border: 0; visibility: hidden; background: rgba(17,16,14,.5); opacity: 0; transition: opacity 160ms ease, visibility 0s linear 160ms; }
  .nav-backdrop.is-open { display: block; visibility: visible; opacity: 1; transition-delay: 0s; }
  .m-hero { height: auto; min-height: 0; background: #f4f4f2; }
  .hero-layout { display: grid; grid-template-rows: auto auto; height: auto; min-height: 0; padding: calc(var(--header) + 38px) 0 0; }
  .m-hero-copy { width: 100%; padding: 0 var(--gutter); }
  .m-hero h1 { max-width: 620px; font-size: 48px; }
  .m-hero-summary { max-width: 520px; }
  .hero-product-scene { position: relative; inset: auto; width: 100%; height: auto; aspect-ratio: 1672 / 941; margin-top: 24px; }
  .hero-product { inset: 0; width: 100%; height: 100%; }
  .hero-product img { object-fit: contain; mask-image: none; }
  .m-applications { padding: var(--section-standard) 0; }
  .application-explorer { grid-template-columns: 240px 1fr; gap: 0 26px; }
  .application-trigger small { display: none; }
  .application-panel > img { min-height: 360px; }
  .application-panel-copy h3 { font-size: 30px; }

  .m-statement { padding-top: 44px; padding-bottom: 44px; }
  .product-spotlight { grid-template-columns: 1fr; height: auto; }
  .product-image { height: 420px; }
  .product-image img { width: 100%; height: 100%; }
  .product-copy { padding: 42px; }
  .product-details { grid-template-columns: 1fr; gap: 24px; }

  .m-material { grid-template-columns: 1fr; }
  .m-material-visual { position: relative; top: auto; }
  .m-material-controls { grid-column: 1; margin-top: 28px; }
  .m-layer-detail { min-height: 220px; margin-top: 28px; }

  .project-gallery { gap: 18px; }
  .project > div h3 { font-size: 23px; }

  .m-why { grid-template-columns: 1fr; }
  .m-why-image img { aspect-ratio: 16 / 9; }
  .m-faq,
  .m-quote { grid-template-columns: 1fr; gap: 54px; }
  .site-footer { grid-template-columns: 1fr 1fr; }
  .site-footer > div:first-child { grid-column: 1 / -1; }
}

/* Mobile */
@media (max-width: 639px) {
  :root { --gutter: 22px; --header: 64px; --section-large: 76px; --section-standard: 58px; --section-compact: 44px; }
  body { padding-bottom: 28px; }
  .site-header,
  .site-header.is-scrolled { padding: 0 14px 0 16px; background: #fff; border-bottom-color: var(--line); color: var(--ink); box-shadow: 0 6px 20px rgba(20,18,15,.06); backdrop-filter: none; }
  .brand-logo { width: 156px; }
  .header-brand { gap: 8px; }
  .header-brand-mark { width: 38px; height: 38px; flex-basis: 38px; }
  .header-brand-mark::before,
  .header-brand-mark::after { inset: -12px; }
  .header-brand-mark img { width: 56px; height: 56px; }
  .header-brand-copy { gap: 3px; }
  .header-brand-copy strong { font-size: 17px; }
  .header-brand-copy small { font-size: 8px; }
  .nav-toggle,
  .site-header.is-scrolled .nav-toggle { border-color: var(--ink); background: var(--ink); }

  .m-section-head { display: block; }
  .m-section-head h2 { font-size: 32px; }
  .section-index { min-width: 43px; padding-right: 8px; }
  .section-aside { display: none; }
  .scroll-reveal { transform: translateY(16px); }
  .hero-layout { padding-top: calc(var(--header) + 28px); }
  .m-hero-copy { width: 100%; padding: 0 var(--gutter); }
  .m-hero-copy > p:first-child { gap: 4px 8px; margin-bottom: 16px; font-size: 9px; }
  .m-hero h1 { max-width: 360px; font-size: 40px; line-height: 1.05; }
  .m-hero-summary { max-width: 360px; margin-top: 16px; font-size: 15px; }
  .hero-actions { width: 100%; gap: 6px; margin-top: 20px; }
  .m-primary-cta { width: 100%; }
  .m-text-link { min-height: 42px; }
  .hero-product-scene { position: relative; width: 100%; margin-top: 8px; }

  .m-applications { padding: var(--section-standard) 0; overflow: hidden; }
  .selection-status { margin-top: 18px; font-size: 13px; }
  .application-explorer { display: flex; width: 100%; gap: 12px; margin-top: 34px; padding: 0 var(--gutter) 8px; overflow-x: auto; scroll-padding-left: var(--gutter); scroll-snap-type: x mandatory; scrollbar-width: none; }
  .application-explorer::-webkit-scrollbar { display: none; }
  .application-item { display: block; flex: 0 0 min(82vw, 340px); background: var(--paper-soft); scroll-snap-align: start; }
  .application-trigger { display: none; }
  .application-panel,
  .application-item.is-active .application-panel { display: block; background: var(--paper-soft); color: var(--ink); }
  .application-panel > img { width: 100%; min-height: 0; aspect-ratio: 4 / 3; object-fit: cover; }
  .application-panel-copy { padding: 21px 20px 22px; }
  .application-panel-copy > p { color: var(--orange); }
  .application-panel-copy h3 { font-size: 25px; }
  .application-panel-copy > span { margin-top: 10px; color: var(--muted); font-size: 15px; }
  .application-recommended { color: var(--muted); }
  .application-panel-copy ul { display: none; }
  .application-panel-copy button { min-height: 44px; margin-top: 16px; }
  .m-swipe-hint { display: flex; align-items: center; gap: 10px; padding: 14px var(--gutter) 0; color: var(--muted); }
  .m-swipe-hint span { width: 45px; height: 2px; background: linear-gradient(90deg,var(--orange) 42%,var(--paper-deep) 42%); }
  .m-swipe-hint small { font-size: 9px; font-weight: 800; text-transform: uppercase; }

  .m-statement { display: block; padding: 36px var(--gutter); }
  .m-statement > p { font-size: 26px; }
  .m-statement > small { margin-top: 16px; font-size: 15px; }

  .m-products { padding: var(--section-standard) 0; }
  .product-empty { margin-top: 36px; padding: 28px 22px; font-size: 15px; }
  .product-explorer { width: 100%; margin-top: 12px; }
  .product-spotlight { display: block; height: auto; min-height: 0; }
  .product-image { height: clamp(270px, 76vw, 330px); }
  .product-image img { width: 100%; height: 100%; object-fit: contain; }
  .product-copy { padding: 29px var(--gutter) 32px; border-top: 1px solid var(--line); border-left: 0; }
  .product-copy h3 { font-size: 30px; }
  .product-rail { display: flex; width: 100%; gap: 10px; margin-top: 32px; padding: 0 var(--gutter) 6px; overflow-x: auto; scroll-padding-left: var(--gutter); scroll-snap-type: x mandatory; scrollbar-width: none; }
  .product-rail::-webkit-scrollbar { display: none; }
  .product-rail { gap: 8px; padding-bottom: 0; border: 0; background: transparent; }
  .product-rail button { flex: 0 0 min(72vw, 270px); grid-template-columns: 30px minmax(0,1fr); grid-template-rows: auto auto auto; min-height: 108px; border: 1px solid var(--line); scroll-snap-align: start; }
  .product-rail button:last-child { border-right: 1px solid var(--line); }
  .product-dialog { width: 100%; height: min(86dvh, 760px); margin: auto 0 0; overflow: auto; }
  .product-dialog[open] { display: block; animation-name: sheet-enter; }
  .product-dialog-media { height: 34dvh; min-height: 220px; }
  .product-dialog-content { padding: 38px var(--gutter) calc(34px + env(safe-area-inset-bottom)); }
  .product-dialog-content h3 { font-size: 34px; }
  .product-dialog-close { position: fixed; top: auto; right: 14px; margin-top: -26px; }

  .m-material { display: block; padding: var(--section-standard) 0; }
  .m-material .m-section-head { width: calc(100% - 2 * var(--gutter)); }
  .m-material-visual { margin-top: 40px; }
  .material-stage { aspect-ratio: 5 / 4; }
  .material-stage > img { object-position: center; }
  .m-material-controls { margin: 22px var(--gutter) 0; }
  .m-layer-selector button { grid-template-columns: 54px minmax(0,1fr); grid-template-rows: auto auto; gap: 2px 10px; min-height: 58px; padding: 8px 13px; }
  .m-layer-selector button span { grid-row: 1 / 3; }
  .m-layer-selector button strong { font-size: 12px; }
  .m-layer-selector button small { font-size: 9px; }
  .m-layer-detail { min-height: 170px; margin: 0 var(--gutter); padding-top: 24px; }
  .m-material-controls .m-layer-detail { margin-right: 0; margin-left: 0; }
  .m-layer-detail strong { font-size: 25px; }
  .m-layer-detail small { font-size: 14px; }

  .m-projects { padding: var(--section-standard) 0; }
  .project-gallery { display: flex; width: 100%; gap: 12px; margin-top: 34px; padding: 0 var(--gutter) 6px; overflow-x: auto; scroll-padding-left: var(--gutter); scroll-snap-type: x mandatory; scrollbar-width: none; }
  .project-gallery::-webkit-scrollbar { display: none; }
  .project { flex: 0 0 86vw; scroll-snap-align: start; }
  .project img { height: clamp(250px, 68vw, 296px); }
  .project:first-child img { object-position: center 62%; }
  .project > div { padding: 17px 2px 0; }
  .project > div h3 { font-size: 25px; }
  .project-swipe-hint { display: flex; align-items: center; gap: 10px; padding: 14px var(--gutter) 0; color: var(--muted); }
  .project-swipe-hint span { width: 45px; height: 2px; background: linear-gradient(90deg,var(--orange) 42%,var(--paper-deep) 42%); }
  .project-swipe-hint small { font-size: 9px; font-weight: 800; text-transform: uppercase; }

  .m-why { display: block; min-height: 0; }
  .m-why-image img { aspect-ratio: 16 / 10; }
  .m-why-copy { padding: 40px var(--gutter); }
  .m-why-copy h2 { font-size: 32px; }
  .m-why-copy ul { margin-top: 32px; }

  .m-faq { display: block; padding: var(--section-standard) var(--gutter); }
  .m-faq-list { margin-top: 36px; }
  .faq-item h3 button { min-height: 76px; font-size: 16px; }
  .faq-item [role="region"] p { padding-right: 28px; font-size: 14px; }

  .m-quote { display: block; padding: var(--section-standard) var(--gutter); }
  .m-quote header h2 { font-size: 34px; }
  .m-quote form { margin-top: 28px; }
  .m-choice { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .m-choice-three { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .m-request-summary dl div { grid-template-columns: 92px 1fr; }

  .site-footer { display: grid; grid-template-columns: 1fr; gap: 38px; padding: 58px var(--gutter) 92px; }
  .site-footer > div:first-child { grid-column: auto; }
  .footer-brand-mark { width: 52px; height: 52px; }
  .footer-brand-copy strong { font-size: 20px; }
  .footer-brand-copy small { font-size: 10px; }
  .whatsapp-float { right: max(16px, env(safe-area-inset-right)); bottom: max(16px, env(safe-area-inset-bottom)); width: 54px; height: 54px; }
  .site-header:not(.is-scrolled) ~ .whatsapp-float { visibility: hidden; opacity: 0; pointer-events: none; transform: translateY(8px) scale(.96); }
  .whatsapp-float-icon { width: 29px; height: 29px; }
}

@media (max-width: 350px) {
  :root { --gutter: 18px; }
  .header-brand-mark { width: 35px; height: 35px; flex-basis: 35px; }
  .header-brand-copy strong { font-size: 15px; }
  .header-brand-copy small { font-size: 7px; }
  .m-hero h1 span:first-child { white-space: normal; }
  .m-hero h1 { font-size: 34px; }
  .hero-product { inset: 0; }
  .m-choice-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .product-details dl div { grid-template-columns: 1fr; gap: 3px; }
}

@media (min-width: 1600px) {
  :root { --content: 1320px; }
}



@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .hero-product { transform: none !important; }
  .material-focus { transform: none !important; }
}

@keyframes hero-product-enter { from { opacity: .85; transform: translate3d(0,18px,0); } to { opacity: 1; } }
@keyframes hero-copy-enter { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
@keyframes product-swap-in { from { opacity: .7; transform: translateY(7px); } to { opacity: 1; transform: translateY(0); } }
@keyframes drawer-enter { from { opacity: .94; transform: translateX(30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes sheet-enter { from { opacity: .94; transform: translateY(34px); } to { opacity: 1; transform: translateY(0); } }