/* ==========================================================================
   Technogen HVAC — redesign
   Type: Archivo (display, variable width) · Hanken Grotesk (text) · IBM Plex Mono (data)
   ========================================================================== */

:root {
  --ink: #0A0D11;
  --ink-2: #10151B;
  --ink-3: #19202A;
  --ink-line: rgba(255, 255, 255, .09);
  --ink-text: rgba(255, 255, 255, .62);

  --paper: #F3F5F7;
  --paper-2: #E9EDF1;
  --card: #EEF2F5;
  --white: #FFFFFF;
  --text: #0A0D11;
  --muted: #5A6573;
  --muted-2: #737E8B;
  --line: #DAE0E6;

  --red: #C80202;
  --red-2: #E2241B;
  --red-on-dark: #F2564B;
  --red-glow: rgba(226, 36, 27, .35);

  --f-display: "Archivo", ui-sans-serif, system-ui, sans-serif;
  --f-text: "Hanken Grotesk", ui-sans-serif, system-ui, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;

  --ease: cubic-bezier(.16, 1, .3, 1);
  --ease-io: cubic-bezier(.65, 0, .35, 1);

  --container: 1360px;
  --gutter: clamp(16px, 4vw, 48px);
  --radius: 22px;
  --header-h: 112px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: var(--f-text);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, video, svg, canvas { display: block; max-width: 100%; }
.skip { position: fixed; top: 12px; left: 12px; z-index: 1000; padding: 12px 20px; border-radius: 999px; background: var(--ink); color: #fff; font-weight: 600; font-size: 15px; transform: translateY(-200%); transition: transform .3s var(--ease); }
.skip:focus { transform: none; }
:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible { outline: 2px solid var(--red-2); outline-offset: 2px; }
main:focus { outline: none; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, h5, p, ul, ol, dl, dd, figure, blockquote { margin: 0; padding: 0; }
ul, ol { list-style: none; }
::selection { background: var(--red); color: #fff; }

.container { width: 100%; max-width: calc(var(--container) + var(--gutter) * 2); margin: 0 auto; padding: 0 var(--gutter); }
.mono { font-family: var(--f-mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.muted { color: var(--muted-2); }

/* ---------- Type ---------- */
.h2 {
  font-family: var(--f-display);
  font-stretch: 108%;
  font-weight: 500;
  font-size: clamp(34px, 4.3vw, 66px);
  line-height: 1.02;
  letter-spacing: -.035em;
}
.kicker {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--f-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 28px;
}
.kicker__no {
  display: inline-grid; place-items: center;
  min-width: 30px; height: 22px; padding: 0 6px;
  border: 1px solid currentColor; border-radius: 999px;
  color: var(--red); font-size: 12px; letter-spacing: .04em;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--f-mono); font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted);
  padding: 8px 14px 8px 12px; border: 1px solid rgba(10,13,17,.1); border-radius: 999px;
  background: rgba(255,255,255,.55); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.pulse { position: relative; width: 7px; height: 7px; border-radius: 50%; background: var(--red); }
.pulse::after { content: ""; position: absolute; inset: -5px; border-radius: 50%; border: 1px solid var(--red); animation: ping 2.4s var(--ease) infinite; }
@keyframes ping { 0% { transform: scale(.4); opacity: 1; } 100% { transform: scale(1.8); opacity: 0; } }

.link-arrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 600; font-size: 15px; color: var(--text);
  border-bottom: 1px solid currentColor; padding-bottom: 4px;
  transition: color .3s, gap .4s var(--ease);
}
.link-arrow:hover { color: var(--red); gap: 16px; }

/* ---------- Buttons ---------- */
.btn {
  --bg: var(--text); --fg: #fff;
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  height: 56px; padding: 0 28px; border-radius: 999px; border: 0; cursor: pointer;
  background: var(--bg); color: var(--fg);
  font-weight: 600; font-size: 15px; letter-spacing: .005em;
  overflow: hidden; isolation: isolate;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), background .3s;
}
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: var(--ink); border-radius: inherit;
  transform: translateY(101%); transition: transform .6s var(--ease);
}
.btn:hover::before { transform: translateY(0); }
.btn svg { transition: transform .5s var(--ease); }
.btn:hover svg { transform: translateX(4px); }
.btn--red { --bg: var(--red); box-shadow: 0 14px 30px -14px var(--red-glow); }
.btn--red:hover { box-shadow: 0 18px 40px -16px rgba(10,13,17,.5); }
.btn--ghost { --bg: rgba(255,255,255,.6); --fg: var(--text); box-shadow: inset 0 0 0 1px rgba(10,13,17,.14); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.btn--ghost:hover { --fg: #fff; color: #fff; }
.btn--sm { height: 44px; padding: 0 20px; font-size: 14px; }
.btn--block { width: 100%; }

/* ==========================================================================
   Intro curtain
   ========================================================================== */
.intro {
  position: fixed; inset: 0; z-index: 200;
  display: grid; place-items: center;
  background: var(--paper);
  clip-path: inset(0 0 0 0);
  transition: clip-path 1.1s var(--ease-io);
  animation: introFailsafe 0s 4.5s forwards;
}
.intro__inner { width: min(340px, 70vw); }
.intro__logo { width: 100%; height: auto; opacity: 0; filter: blur(12px); transform: scale(.96); animation: introLogo 1s var(--ease) .1s forwards; }
.intro__bar { height: 2px; margin-top: 26px; background: var(--line); overflow: hidden; border-radius: 2px; }
.intro__bar span { display: block; height: 100%; width: 100%; background: var(--red); transform: scaleX(0); transform-origin: left; animation: introBar 1.15s var(--ease-io) .2s forwards; }
.intro__meta { display: flex; justify-content: space-between; margin-top: 12px; font-family: var(--f-mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); opacity: 0; animation: fadeIn .6s ease .35s forwards; }
html.is-ready .intro { clip-path: inset(0 0 100% 0); }
html.is-done .intro { display: none; }
@keyframes introLogo { to { opacity: 1; filter: blur(0); transform: none; } }
@keyframes introBar { to { transform: scaleX(1); } }
@keyframes fadeIn { to { opacity: 1; } }
@keyframes introFailsafe { to { visibility: hidden; } }

/* ==========================================================================
   Header
   ========================================================================== */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: transform .6s var(--ease);
}
.topbar { height: 36px; border-bottom: 1px solid rgba(10,13,17,.07); font-size: 12.5px; color: var(--muted); transition: opacity .4s; }
.topbar__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.topbar__certs { display: flex; align-items: center; gap: 10px; font-family: var(--f-mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; }
.topbar__certs i { width: 3px; height: 3px; border-radius: 50%; background: var(--red); }
.topbar__certs em { font-style: normal; margin-left: 18px; padding-left: 18px; border-left: 1px solid var(--line); letter-spacing: .06em; }
.topbar__right { display: flex; align-items: center; gap: 22px; }
.topbar__right a:hover { color: var(--red); }
.lang { display: flex; gap: 2px; padding: 2px; border-radius: 999px; background: rgba(10,13,17,.05); font-family: var(--f-mono); font-size: 12px; }
.lang a { padding: 2px 8px; border-radius: 999px; }
.lang a[aria-current] { background: #fff; color: var(--text); box-shadow: 0 1px 2px rgba(0,0,0,.08); }

.nav { height: 76px; position: relative; transition: background .5s, box-shadow .5s, backdrop-filter .5s; }
.nav__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.nav__logo img { width: 150px; height: auto; }
.nav__links { display: flex; align-items: center; gap: 4px; height: 100%; }
.nav__links > li { height: 100%; display: flex; align-items: center; }
.nav__links > li > a {
  position: relative; display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: 999px; font-weight: 500; font-size: 15px;
  transition: background .3s, color .3s;
}
.nav__links > li > a:hover, .has-mega:hover > a, .has-mega:focus-within > a { background: rgba(10,13,17,.05); }
.nav__links svg { transition: transform .4s var(--ease); }
.has-mega:hover svg, .has-mega:focus-within svg { transform: rotate(180deg); }
.nav__actions { display: flex; align-items: center; gap: 12px; }
.nav__burger { display: none; width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(10,13,17,.14); background: rgba(255,255,255,.6); cursor: pointer; position: relative; }
.nav__burger span { position: absolute; left: 13px; right: 13px; height: 1.5px; background: var(--text); transition: transform .5s var(--ease), top .5s var(--ease); }
.nav__burger span:nth-child(1) { top: 17px; }
.nav__burger span:nth-child(2) { top: 25px; }
.is-menu .nav__burger span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.is-menu .nav__burger span:nth-child(2) { top: 21px; transform: rotate(-45deg); }

.header.is-scrolled { transform: translateY(-36px); }
.header.is-scrolled .topbar { opacity: 0; }
.header.is-scrolled .nav, .header.is-open-mega .nav {
  background: rgba(243,245,247,.82);
  backdrop-filter: saturate(1.4) blur(18px); -webkit-backdrop-filter: saturate(1.4) blur(18px);
  box-shadow: 0 1px 0 rgba(10,13,17,.07);
}
.header.is-hidden { transform: translateY(-120%); }

/* Mega menu */
.mega {
  position: absolute; left: 0; right: 0; top: 100%;
  padding: 0 var(--gutter);
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: opacity .35s, transform .5s var(--ease), visibility .35s;
}
.has-mega:hover .mega, .has-mega:focus-within .mega { opacity: 1; visibility: visible; transform: none; }
.mega__inner {
  max-width: var(--container); margin: 8px auto 0;
  display: grid; grid-template-columns: 300px 1fr; gap: 40px;
  padding: 32px; border-radius: 24px;
  background: #fff;
  box-shadow: 0 30px 80px -30px rgba(10,13,17,.35), 0 0 0 1px rgba(10,13,17,.06);
}
.mega__title { font-family: var(--f-display); font-stretch: 106%; font-size: 24px; font-weight: 500; line-height: 1.15; letter-spacing: -.02em; margin-bottom: 28px; }
.mega__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.mega__item { display: flex; align-items: center; gap: 14px; padding: 10px; border-radius: 16px; transition: background .3s; }
.mega__item:hover { background: var(--paper); }
.mega__item img { width: 64px; height: 64px; object-fit: cover; object-position: 50% 55%; border-radius: 12px; background: var(--card); transition: transform .5s var(--ease); }
.mega__item:hover img { transform: scale(1.06); }
.mega__item b { display: block; font-weight: 600; font-size: 15px; }
.mega__item small { font-family: var(--f-mono); font-size: 12px; letter-spacing: .06em; color: var(--muted); text-transform: uppercase; }

/* Mobile drawer */
.drawer {
  position: fixed; inset: 0; z-index: 90;
  padding: calc(var(--header-h) + 24px) var(--gutter) 32px;
  background: var(--paper);
  display: flex; flex-direction: column; justify-content: space-between;
  clip-path: inset(0 0 100% 0); transition: clip-path .8s var(--ease-io);
  visibility: hidden;
}
.is-menu .drawer { clip-path: inset(0 0 0 0); visibility: visible; }
.drawer ul li { border-bottom: 1px solid var(--line); overflow: hidden; }
.drawer ul a { display: block; padding: 16px 0; font-family: var(--f-display); font-stretch: 110%; font-size: 34px; font-weight: 500; line-height: 1.2; letter-spacing: -.03em; transform: translateY(100%); transition: transform .8s var(--ease); }
.is-menu .drawer ul a { transform: none; }
.is-menu .drawer li:nth-child(2) a { transition-delay: .05s; }
.is-menu .drawer li:nth-child(3) a { transition-delay: .1s; }
.is-menu .drawer li:nth-child(4) a { transition-delay: .15s; }
.is-menu .drawer li:nth-child(5) a { transition-delay: .2s; }
.drawer__foot { display: grid; gap: 10px; color: var(--muted); }
.drawer__foot .btn { margin-top: 12px; }
.drawer__lang { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin: 12px 0 8px; }
.drawer__lang > span { font-family: var(--f-mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; }
.drawer__lang .lang { gap: 3px; padding: 3px; font-size: 13px; }
.drawer__lang .lang a { min-width: 52px; padding: 9px 14px; text-align: center; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; flex-direction: column; padding-top: var(--header-h); overflow: hidden; }
.hero__bg { position: absolute; inset: 0; z-index: -1; background: #F1F2F4; }
.hero__video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transform: scale(1.08); transition: opacity 2s ease, transform 3s var(--ease); }
html.is-ready .hero__video { opacity: .9; transform: none; }
.hero__grid-lines {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(10,13,17,.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(10,13,17,.045) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: radial-gradient(ellipse 70% 60% at 70% 45%, #000 10%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 70% 45%, #000 10%, transparent 75%);
}
.hero__veil { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(243,245,247,.92) 0%, rgba(243,245,247,.55) 38%, rgba(243,245,247,0) 70%), linear-gradient(0deg, rgba(243,245,247,1) 0%, rgba(243,245,247,0) 22%); }

.hero__inner { flex: 1; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); align-items: center; gap: 24px; padding-top: 36px; padding-bottom: 36px; }
.hero__copy { position: relative; z-index: 2; }
.hero__title {
  margin: 28px 0 28px;
  font-family: var(--f-display); font-stretch: 110%; font-weight: 500;
  font-size: clamp(44px, 6vw, 98px); line-height: .98; letter-spacing: -.045em;
}
.hero__title em { font-style: normal; color: var(--red); }
.mask { display: block; overflow: hidden; padding-bottom: .08em; margin-bottom: -.08em; }
.hero__lede { max-width: 30em; font-size: 18px; color: var(--muted); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 40px; }

.hero-rise { display: inline-block; transform: translateY(108%); transition: transform 1.3s var(--ease) var(--d, 0s); }
.hero-in { opacity: 0; transform: translateY(24px); filter: blur(8px); transition: opacity 1.2s var(--ease) var(--d, 0s), transform 1.3s var(--ease) var(--d, 0s), filter 1.2s var(--ease) var(--d, 0s); }
html.is-ready .hero-rise { transform: none; }
html.is-ready .hero-in { opacity: 1; transform: none; filter: none; }

.hero__visual { position: relative; margin-right: calc(var(--gutter) * -1); }
.hero__stage { position: relative; aspect-ratio: 1600 / 1040; }
.hero__product { position: absolute; inset: 0; }
.hero__product img {
  width: 100%; height: 100%; object-fit: cover;
  mask-image: radial-gradient(ellipse 62% 58% at 52% 54%, #000 58%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 62% 58% at 52% 54%, #000 58%, transparent 100%);
  transform: scale(1.08); filter: blur(14px) saturate(.9);
  transition: transform 2.4s var(--ease) .35s, filter 1.8s var(--ease) .35s;
}
html.is-ready .hero__product img { transform: none; filter: none; }

/* Annotations */
.anno { position: absolute; left: var(--x); top: var(--y); z-index: 3; }
.anno__dot { position: absolute; left: -6px; top: -6px; width: 12px; height: 12px; border-radius: 50%; background: var(--red); box-shadow: 0 0 0 4px rgba(255,255,255,.85); transform: scale(0); transition: transform .7s var(--ease) var(--d); }
.anno__dot::after { content: ""; position: absolute; inset: -8px; border-radius: 50%; border: 1px solid var(--red); opacity: 0; animation: ping 2.6s var(--ease) infinite; animation-delay: calc(var(--d) + .6s); }
.anno__line { position: absolute; left: 0; bottom: 0; width: 1px; height: var(--len); background: linear-gradient(to top, var(--text), rgba(10,13,17,.15)); transform: scaleY(0); transform-origin: bottom; transition: transform .9s var(--ease) calc(var(--d) + .15s); }
.anno__label {
  position: absolute; left: -14px; bottom: calc(var(--len) + 8px);
  white-space: nowrap; padding: 8px 12px; border-radius: 10px;
  background: rgba(255,255,255,.82); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 10px 30px -12px rgba(10,13,17,.25), 0 0 0 1px rgba(10,13,17,.06);
  font-size: 13px; color: var(--muted);
  opacity: 0; transform: translateY(8px); transition: opacity .8s var(--ease) calc(var(--d) + .55s), transform .8s var(--ease) calc(var(--d) + .55s);
}
.anno__label b { font-family: var(--f-display); font-stretch: 110%; font-weight: 600; color: var(--text); margin-right: 4px; }
.anno--down .anno__line { bottom: auto; top: 0; transform-origin: top; background: linear-gradient(to bottom, var(--text), rgba(10,13,17,.15)); }
.anno--down .anno__label { bottom: auto; top: calc(var(--len) + 8px); transform: translateY(-8px); }
.anno--flip .anno__label { left: auto; right: -14px; }
html.is-ready .anno__dot { transform: scale(1); }
html.is-ready .anno__line { transform: scaleY(1); }
html.is-ready .anno__label { opacity: 1; transform: none; }

.hero__tag { position: absolute; left: 8%; bottom: 2%; display: grid; gap: 2px; padding-left: 14px; border-left: 2px solid var(--red); font-size: 14px; font-weight: 500; }
.hero__tag .mono { color: var(--muted); font-size: 12px; }

.hero__foot { border-top: 1px solid rgba(10,13,17,.08); background: linear-gradient(to bottom, rgba(243,245,247,.4), rgba(243,245,247,.9)); }
.hero__foot-inner { display: flex; align-items: center; gap: 36px; height: 108px; }
.hero__trusted { flex: none; color: var(--muted); line-height: 1.5; font-size: 12px; }
.marquee { flex: 1; overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee__track { display: flex; align-items: center; gap: 72px; width: max-content; animation: marquee 42s linear infinite; }
.marquee__track img { width: auto; filter: brightness(0); opacity: .42; transition: opacity .3s; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__track img:hover { opacity: .85; }
@keyframes marquee { to { transform: translateX(-50%); } }
.hero__scroll { flex: none; width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(10,13,17,.16); display: grid; place-items: center; }
.hero__scroll span { width: 1px; height: 16px; background: var(--text); position: relative; overflow: hidden; }
.hero__scroll span::after { content: ""; position: absolute; inset: 0; background: var(--red); animation: scrollcue 2s var(--ease-io) infinite; }
@keyframes scrollcue { 0% { transform: translateY(-100%); } 60%, 100% { transform: translateY(100%); } }

/* ==========================================================================
   Reveal system
   ========================================================================== */
[data-reveal] { opacity: 0; transform: translateY(32px); filter: blur(6px); transition: opacity 1.1s var(--ease) var(--d, 0s), transform 1.3s var(--ease) var(--d, 0s), filter 1.1s var(--ease) var(--d, 0s); }
[data-reveal].in { opacity: 1; transform: none; filter: none; }
[data-reveal="clip"] { opacity: 1; filter: none; transform: none; clip-path: inset(10% 8% 10% 8% round var(--radius)); transition: clip-path 1.6s var(--ease); }
[data-reveal="clip"].in { clip-path: inset(0 0 0 0 round var(--radius)); }

/* ==========================================================================
   Statement
   ========================================================================== */
.statement { padding: clamp(110px, 14vw, 200px) 0 clamp(90px, 10vw, 140px); }
.statement__inner { max-width: 1180px; }
.statement__text {
  font-family: var(--f-display); font-stretch: 104%; font-weight: 400;
  font-size: clamp(28px, 3.5vw, 54px); line-height: 1.16; letter-spacing: -.028em;
}
.statement__text .w { opacity: .13; transition: opacity .5s ease, color .5s ease; }
.statement__text .w.on { opacity: 1; }
.statement__text strong { font-weight: 500; }
.statement__text strong .w.on { color: var(--red); }
.statement__meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 72px; }
.statement__meta > div { border-top: 1px solid var(--line); padding-top: 18px; }
.statement__meta .mono { color: var(--muted); }
.statement__meta p { margin-top: 8px; font-weight: 500; }

/* ==========================================================================
   Sections
   ========================================================================== */
.section { position: relative; padding: clamp(96px, 11vw, 160px) 0; }
.section__head { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); align-items: end; gap: 48px; margin-bottom: clamp(48px, 6vw, 80px); }
.section__aside { display: grid; gap: 22px; justify-items: start; color: var(--muted); max-width: 30em; justify-self: end; }

/* ---------- Products bento ---------- */
.products { background: var(--white); border-radius: 40px 40px 0 0; }
.bento { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); grid-auto-rows: 420px; gap: 16px; }
.pcard {
  position: relative; display: block; overflow: hidden; isolation: isolate;
  border-radius: var(--radius); background: var(--card);
  transition: box-shadow .6s var(--ease), transform .6s var(--ease);
}
.pcard--xl { grid-column: span 2; grid-row: span 2; }
.pcard__media { position: absolute; inset: 0; z-index: -1; }
.pcard__media img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 58%; transform: scale(1.02); transition: transform 1.4s var(--ease); }
.pcard--xl .pcard__media img { object-position: 50% 52%; }
.pcard::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(238,242,245,.95) 0%, rgba(238,242,245,0) 34%, rgba(238,242,245,0) 62%, rgba(238,242,245,.96) 100%); }
.pcard:hover { box-shadow: 0 40px 80px -40px rgba(10,13,17,.35); }
.pcard:hover .pcard__media img { transform: scale(1.07); }
.pcard__body { position: relative; height: 100%; display: flex; flex-direction: column; padding: 28px; }
.pcard__top { display: flex; align-items: center; justify-content: space-between; color: var(--muted); }
.pcard__badge { font-family: var(--f-mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; padding: 5px 10px; border-radius: 999px; background: var(--red); color: #fff; }
.pcard h3 { margin-top: 10px; font-family: var(--f-display); font-stretch: 108%; font-weight: 500; font-size: 26px; letter-spacing: -.025em; line-height: 1.1; }
.pcard--xl h3 { font-size: clamp(56px, 6.4vw, 104px); font-stretch: 116%; letter-spacing: -.05em; line-height: .95; margin-top: 18px; }
.pcard--xl .pcard__body > p { max-width: 26em; margin-top: 14px; color: var(--muted); }
.specs { margin-top: auto; display: grid; grid-template-columns: repeat(3, auto); justify-content: start; gap: 0; }
.specs li { padding: 0 28px; border-left: 1px solid rgba(10,13,17,.12); }
.specs li:first-child { padding-left: 0; border-left: 0; }
.specs b { display: block; font-family: var(--f-display); font-stretch: 110%; font-weight: 500; font-size: 36px; letter-spacing: -.04em; line-height: 1.1; }
.specs span { font-size: 13px; color: var(--muted); }
.specs--inline { grid-template-columns: repeat(2, auto); }
.specs--inline li { padding: 0 18px; }
.specs--inline b { font-size: 22px; }
.pcard__arrow {
  position: absolute; right: 22px; bottom: 22px;
  width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center;
  background: #fff; box-shadow: 0 6px 20px -8px rgba(10,13,17,.25);
  font-size: 18px; transform: rotate(-45deg);
  transition: transform .6s var(--ease), background .3s, color .3s;
}
.pcard:hover .pcard__arrow { transform: rotate(0); background: var(--red); color: #fff; }

/* ---------- Technology ---------- */
.tech { background: var(--ink); color: #fff; overflow: hidden; }
.tech__flow, .contact__flow { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; opacity: .9; }
.tech .container, .contact .container { position: relative; }
.tech .kicker, .contact .kicker { color: var(--ink-text); }
.tech .kicker__no, .contact .kicker__no { color: var(--red-on-dark); }
.tech .section__aside { color: var(--ink-text); }

.sim {
  display: grid; grid-template-columns: minmax(0, 1fr) 360px;
  border-radius: 28px; overflow: hidden;
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.015));
  box-shadow: inset 0 0 0 1px var(--ink-line), 0 60px 120px -60px rgba(0,0,0,.8);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
}
.sim__stage { position: relative; padding: 36px 36px 32px; display: grid; gap: 18px; align-content: center; }
.sim__labels { display: flex; justify-content: space-between; gap: 16px; }
.sim__labels > div { display: grid; gap: 4px; }
.sim__labels .r { text-align: right; }
.sim__labels .mono { color: var(--ink-text); font-size: 12px; }
.sim__labels b { font-family: var(--f-display); font-stretch: 110%; font-weight: 500; font-size: clamp(26px, 2.6vw, 38px); letter-spacing: -.035em; line-height: 1; transition: color .4s; font-variant-numeric: tabular-nums; }
.sim__svg { width: 100%; height: auto; overflow: visible; }
.sim__stream path { fill: none; stroke-width: 3; stroke-linecap: round; stroke-dasharray: 1 18; animation: flow var(--speed, 1.6s) linear infinite; }
.sim__stream path:nth-child(2) { animation-delay: -.5s; stroke-width: 4; }
.sim__stream path:nth-child(3) { animation-delay: -1s; }
@keyframes flow { to { stroke-dashoffset: -38; } }
.sim__heat path { fill: none; stroke: #FFB36B; stroke-width: 2; stroke-linecap: round; stroke-dasharray: 2 10; opacity: var(--heat, .8); animation: flow 1.1s linear infinite; }
.sim__duct { font-family: var(--f-mono); font-size: 12px; letter-spacing: .12em; fill: var(--ink-text); }
.sim__core-label { position: absolute; left: 50%; bottom: 10px; transform: translateX(-50%); color: var(--ink-text); font-size: 12px; }
.sim__panel { padding: 32px; border-left: 1px solid var(--ink-line); background: rgba(255,255,255,.025); display: flex; flex-direction: column; gap: 26px; }
.ctrl label { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 12px; font-size: 14px; color: var(--ink-text); }
.ctrl output { font-family: var(--f-mono); font-size: 13px; color: #fff; font-variant-numeric: tabular-nums; }
input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 22px; background: transparent; cursor: pointer; --p: 50%; }
input[type="range"]::-webkit-slider-runnable-track { height: 2px; border-radius: 2px; background: linear-gradient(90deg, var(--red-2) var(--p), rgba(255,255,255,.16) var(--p)); }
input[type="range"]::-moz-range-track { height: 2px; border-radius: 2px; background: rgba(255,255,255,.16); }
input[type="range"]::-moz-range-progress { height: 2px; background: var(--red-2); }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 18px; height: 18px; margin-top: -8px; border-radius: 50%; background: #fff; border: 4px solid var(--red-2); box-shadow: 0 0 0 6px rgba(226,36,27,.18); transition: transform .3s var(--ease); }
input[type="range"]::-moz-range-thumb { width: 12px; height: 12px; border-radius: 50%; background: #fff; border: 4px solid var(--red-2); }
input[type="range"]:active::-webkit-slider-thumb { transform: scale(1.2); }
input[type="range"]:focus-visible { outline: 2px solid rgba(255,255,255,.4); outline-offset: 6px; border-radius: 4px; }
.sim__result { margin-top: auto; padding-top: 24px; border-top: 1px solid var(--ink-line); }
.sim__result .mono { color: var(--ink-text); }
.sim__result p { display: flex; align-items: baseline; gap: 10px; margin: 6px 0 10px; }
.sim__result b { font-family: var(--f-display); font-stretch: 112%; font-weight: 400; font-size: 84px; letter-spacing: -.06em; line-height: .95; font-variant-numeric: tabular-nums; }
.sim__result small { font-family: var(--f-mono); font-size: 16px; color: var(--red-on-dark); }
.sim__note { display: block; font-size: 12.5px; line-height: 1.5; color: var(--ink-text); }

.pillars { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; margin-top: 72px; background: var(--ink-line); border-radius: 24px; overflow: hidden; box-shadow: 0 0 0 1px var(--ink-line); }
.pillar { position: relative; padding: 40px 36px 44px; background: var(--ink); overflow: hidden; isolation: isolate; }
.pillar::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(226,36,27,.16), transparent 60%); opacity: 0; transition: opacity .5s; }
.pillar:hover::before { opacity: 1; }
.pillar__tag { position: absolute; top: 40px; right: 36px; color: var(--ink-text); font-size: 12px; }
.pillar__icon { width: 40px; height: 40px; fill: none; stroke: rgba(255,255,255,.75); stroke-width: 1.3; transition: stroke .4s; }
.pillar:hover .pillar__icon { stroke: var(--red-2); }
.pillar h3 { margin: 40px 0 10px; font-family: var(--f-display); font-stretch: 108%; font-weight: 500; font-size: 22px; letter-spacing: -.02em; }
.pillar p { color: var(--ink-text); font-size: 15.5px; }

/* ---------- Numbers ---------- */
.numbers { background: var(--paper); }
.stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); column-gap: 32px; }
.stat { padding: 32px 0 48px; border-top: 1px solid var(--text); }
.stat:nth-child(n+4) { border-top-color: var(--line); }
.stat__num { display: flex; align-items: flex-start; gap: 8px; font-family: var(--f-display); font-stretch: 112%; font-weight: 300; font-size: clamp(64px, 7.6vw, 128px); line-height: .9; letter-spacing: -.06em; font-variant-numeric: tabular-nums; }
.stat__num sup { font-family: var(--f-mono); font-size: 14px; letter-spacing: .04em; color: var(--red); margin-top: .7em; font-weight: 500; }
.stat__label { margin-top: 16px; max-width: 18em; color: var(--muted); }

.certs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-top: 56px; }
.cert { display: flex; gap: 18px; align-items: flex-start; padding: 24px; border-radius: 18px; background: var(--white); box-shadow: 0 0 0 1px var(--line); transition: box-shadow .5s var(--ease), transform .5s var(--ease); }
.cert:hover { transform: translateY(-4px); box-shadow: 0 0 0 1px var(--line), 0 24px 50px -30px rgba(10,13,17,.35); }
.cert__mark { flex: none; width: 64px; height: 64px; display: grid; place-items: center; text-align: center; border-radius: 14px; border: 1.5px solid var(--text); font-family: var(--f-display); font-stretch: 118%; font-weight: 700; font-size: 12.5px; line-height: 1.05; letter-spacing: .02em; }
.cert__mark--ce { font-size: 26px; font-stretch: 100%; letter-spacing: -.02em; }
.cert h4 { font-weight: 600; font-size: 16px; margin-bottom: 4px; }
.cert p { font-size: 14px; color: var(--muted); line-height: 1.5; }

/* ---------- Applications ---------- */
.apps { background: var(--white); }
.apps__list { border-bottom: 1px solid var(--line); }
.apps__list li { border-top: 1px solid var(--line); }
.apps__list a { position: relative; display: grid; grid-template-columns: 80px minmax(0, 1.2fr) minmax(0, 1fr) 56px; align-items: center; gap: 24px; padding: 30px 0; transition: padding .6s var(--ease); }
.apps__list a::before { content: ""; position: absolute; inset: 0 calc(var(--gutter) * -1); z-index: -1; background: var(--paper); transform: scaleY(0); transform-origin: bottom; transition: transform .6s var(--ease); }
.apps__no { color: var(--muted); }
.apps__name { font-family: var(--f-display); font-stretch: 110%; font-weight: 500; font-size: clamp(26px, 3.2vw, 46px); letter-spacing: -.035em; line-height: 1.05; transition: transform .6s var(--ease), color .3s; }
.apps__desc { color: var(--muted); font-size: 15.5px; }
.apps__go { justify-self: end; width: 48px; height: 48px; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--line); transition: background .3s, color .3s, transform .6s var(--ease), border-color .3s; }
.apps__list a:hover::before { transform: scaleY(1); }
.apps__list a:hover .apps__name { transform: translateX(16px); color: var(--red); }
.apps__list a:hover .apps__go { background: var(--red); border-color: var(--red); color: #fff; transform: rotate(-45deg); }
.apps__float { position: fixed; left: 0; top: 0; z-index: 50; width: 260px; height: 320px; border-radius: 20px; overflow: hidden; pointer-events: none; background: var(--card); box-shadow: 0 40px 80px -30px rgba(10,13,17,.45); opacity: 0; transform: translate3d(var(--fx, 0), var(--fy, 0), 0) scale(.7) rotate(-6deg); transition: opacity .4s, transform .7s var(--ease); }
.apps__float.on { opacity: 1; transform: translate3d(var(--fx, 0), var(--fy, 0), 0) scale(1) rotate(var(--fr, 0deg)); }
.apps__float img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 55%; }

/* ---------- Company ---------- */
.company { background: var(--paper); }
.company__inner { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(40px, 7vw, 120px); align-items: start; }
.company__media { position: sticky; top: 110px; aspect-ratio: 4 / 5; border-radius: var(--radius); overflow: hidden; }
.company__media img { width: 100%; height: 118%; object-fit: cover; will-change: transform; }
.company__badge { position: absolute; left: 20px; bottom: 20px; display: grid; gap: 2px; padding: 18px 22px; border-radius: 16px; background: rgba(255,255,255,.86); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.company__badge .mono { color: var(--muted); font-size: 12px; }
.company__badge b { font-family: var(--f-display); font-stretch: 110%; font-size: 24px; font-weight: 500; letter-spacing: -.03em; }
.company__badge span:last-child { color: var(--muted); font-size: 14px; }
.company__quote { margin: 44px 0 56px; padding-left: 28px; border-left: 2px solid var(--red); font-family: var(--f-display); font-stretch: 104%; font-size: clamp(21px, 2vw, 28px); line-height: 1.32; letter-spacing: -.02em; }
.company__quote em { font-style: normal; color: var(--red); }
.company__quote cite { display: block; margin-top: 18px; font-style: normal; color: var(--muted); }
.company__points { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px 32px; }
.company__points li { display: grid; grid-template-columns: 36px 1fr; gap: 6px; padding-top: 20px; border-top: 1px solid var(--line); }
.company__points .mono { color: var(--red); padding-top: 4px; }
.company__points h4 { font-weight: 600; font-size: 17px; margin-bottom: 6px; }
.company__points p { font-size: 15px; color: var(--muted); }

/* ---------- Contact ---------- */
.contact { background: var(--ink); color: #fff; overflow: hidden; border-radius: 40px 40px 0 0; }
.contact__inner { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(40px, 7vw, 120px); }
.contact__title { font-family: var(--f-display); font-stretch: 112%; font-weight: 500; font-size: clamp(44px, 5.6vw, 92px); line-height: .98; letter-spacing: -.05em; }
.contact__lede { margin-top: 28px; max-width: 26em; color: var(--ink-text); font-size: 18px; }
.contact__list { margin-top: 56px; display: grid; gap: 0; }
.contact__list > div { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding: 18px 0; border-top: 1px solid var(--ink-line); }
.contact__list dt { color: var(--ink-text); padding-top: 4px; }
.contact__list a:hover { color: var(--red-on-dark); }

.form { display: grid; gap: 18px; align-content: start; padding: clamp(24px, 3vw, 40px); border-radius: 28px; background: rgba(255,255,255,.035); box-shadow: inset 0 0 0 1px var(--ink-line); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { position: relative; display: block; }
.field input, .field textarea { width: 100%; padding: 26px 0 10px; background: transparent; border: 0; border-bottom: 1px solid rgba(255,255,255,.18); outline: none; color: #fff; font-size: 16px; resize: vertical; transition: border-color .3s; }
.field span { position: absolute; left: 0; top: 24px; color: var(--ink-text); font-size: 16px; pointer-events: none; transform-origin: left; transition: transform .4s var(--ease), color .3s; }
.field input:focus, .field textarea:focus { border-color: var(--red-2); }
.field input:focus + span, .field input:not(:placeholder-shown) + span,
.field textarea:focus + span, .field textarea:not(:placeholder-shown) + span { transform: translateY(-20px) scale(.78); color: rgba(255,255,255,.8); }
.field--select select { width: 100%; padding: 26px 28px 10px 0; border: 0; border-bottom: 1px solid rgba(255,255,255,.18); border-radius: 0; outline: none; background: transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%23ffffff' stroke-opacity='.6' stroke-width='1.5'/%3E%3C/svg%3E") right 4px center / 10px no-repeat; color: #fff; font-size: 16px; cursor: pointer; -webkit-appearance: none; appearance: none; transition: border-color .3s; }
.field--select select:focus { border-color: var(--red-2); }
.field--select select option { color: var(--text); }
.field--select span { transform: translateY(-20px) scale(.78); color: rgba(255,255,255,.8); }
.chips { border: 0; margin: 8px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips legend { color: var(--ink-text); margin-bottom: 12px; padding: 0; }
.chips label { cursor: pointer; }
.chips input { position: absolute; opacity: 0; pointer-events: none; }
.chips span { display: inline-block; padding: 9px 16px; border-radius: 999px; font-size: 14px; box-shadow: inset 0 0 0 1px rgba(255,255,255,.18); transition: background .3s, box-shadow .3s; }
.chips label:hover span { box-shadow: inset 0 0 0 1px rgba(255,255,255,.5); }
.chips input:checked + span { background: var(--red-2); box-shadow: inset 0 0 0 1px var(--red-2); }
.chips input:focus-visible + span { outline: 2px solid #fff; outline-offset: 2px; }
.file { position: relative; display: flex; align-items: center; gap: 14px; padding: 18px 20px; border-radius: 16px; border: 1px dashed rgba(255,255,255,.22); color: var(--ink-text); font-size: 14.5px; cursor: pointer; transition: border-color .3s, background .3s; }
.file:hover { border-color: rgba(255,255,255,.5); background: rgba(255,255,255,.03); }
.file input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.file em { font-style: normal; opacity: .6; }
.form .btn { margin-top: 8px; }
.form .btn::before { background: #fff; }
.form .btn:hover { color: var(--text); }
.form__ok { min-height: 1.4em; font-size: 14px; color: rgba(255,255,255,.75); }
.form__trap { position: absolute; left: -10000px; width: 1px; height: 1px; opacity: 0; }

/* ---------- Footer ---------- */
.footer { background: #06080B; color: rgba(255,255,255,.62); padding: 88px 0 32px; overflow: hidden; }
.footer__top { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 2fr); gap: 48px; }
.footer__brand img { width: 160px; height: auto; margin-bottom: 22px; }
.footer__brand p { max-width: 24em; font-size: 15px; }
.footer__cols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; }
.footer__cols h5 { color: #fff; margin-bottom: 18px; font-weight: 500; }
.footer__cols a { display: block; padding: 5px 0; font-size: 15px; transition: color .3s; }
.footer__cols a:hover { color: #fff; }
.footer__mark { margin: 88px 0 28px; opacity: .07; }
.footer__mark img { width: 100%; height: auto; }
.footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; padding-top: 24px; border-top: 1px solid var(--ink-line); font-size: 13.5px; }
.footer__up:hover { color: #fff; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1180px) {
  .nav__links { display: none; }
  .nav__burger { display: block; }
  .topbar__certs em { display: none; }
  .sim { grid-template-columns: 1fr; }
  .sim__panel { border-left: 0; border-top: 1px solid var(--ink-line); display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .sim__result { grid-column: 1 / -1; }
  .certs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  :root { --header-h: 76px; }
  .topbar { display: none; }
  .header.is-scrolled { transform: none; }
  .header.is-hidden { transform: translateY(-120%); }
  .hero__inner { grid-template-columns: 1fr; gap: 8px; padding-top: 24px; }
  .hero__visual { margin: 0 calc(var(--gutter) * -1); }
  .section__head { grid-template-columns: 1fr; gap: 20px; }
  .section__aside { justify-self: start; }
  .bento { grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-rows: minmax(380px, auto); }
  .pcard--xl { grid-column: span 2; grid-row: span 1; min-height: 640px; }
  .pcard--xl .pcard__media { top: 32%; bottom: 120px; }
  .pcard--xl .pcard__media img { object-position: 50% 50%; }
  .pcard--xl::after { background: linear-gradient(180deg, var(--card) 0%, var(--card) 32%, rgba(238,242,245,0) 42%, rgba(238,242,245,0) calc(100% - 170px), var(--card) calc(100% - 120px)); }
  .pillars { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat:nth-child(3) { border-top-color: var(--line); }
  .apps__list a { grid-template-columns: 48px minmax(0, 1fr) 48px; }
  .apps__desc { grid-column: 2; grid-row: 2; margin-top: -14px; }
  .apps__go { grid-column: 3; grid-row: 1 / span 2; }
  .company__inner { grid-template-columns: 1fr; }
  .company__media { position: relative; top: 0; aspect-ratio: 16 / 11; }
  .contact__inner { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; }
  .footer__cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .statement__meta { grid-template-columns: 1fr; gap: 0; margin-top: 48px; }
  .statement__meta > div { padding: 16px 0; }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .nav__actions .btn { display: none; }
  .hero__title { font-size: clamp(40px, 12vw, 60px); margin: 22px 0; }
  .hero__lede { font-size: 16.5px; }
  .hero__cta .btn { flex: 1 1 100%; }
  .anno__label { font-size: 12px; padding: 6px 9px; }
  .anno--opt { display: none; }
  .anno__line { height: 34px; }
  .anno__label { bottom: 42px; }
  .anno--down .anno__label { top: 42px; bottom: auto; }
  .hero__visual { margin-top: 12px; }
  .hero__tag { display: none; }
  .hero__foot-inner { height: 88px; gap: 18px; }
  .hero__trusted, .hero__scroll { display: none; }
  .marquee__track { gap: 20px; }
  .bento { grid-template-columns: 1fr; grid-auto-rows: minmax(360px, auto); }
  .pcard--xl { grid-column: auto; min-height: 640px; }
  .pcard--xl .pcard__media { top: 36%; bottom: 110px; }
  .pcard--xl::after { background: linear-gradient(180deg, var(--card) 0%, var(--card) 36%, rgba(238,242,245,0) 44%, rgba(238,242,245,0) calc(100% - 150px), var(--card) calc(100% - 110px)); }
  .marquee__track img { scale: .72; }
  .pcard--xl .specs { grid-template-columns: repeat(3, auto); }
  .pcard--xl .specs li { padding: 0 14px; }
  .pcard--xl .specs b { font-size: 24px; white-space: nowrap; }
  .pcard--xl .specs span { font-size: 12px; }
  .sim__stage { padding: 24px 18px; overflow: hidden; }
  .sim__svg { width: 170%; max-width: none; margin-left: -35%; }
  /* the drawing is cropped to its middle 59% here, so bring the duct labels inside it */
  .sim__duct[x="24"] { transform: translateX(210px); }
  .sim__duct[x="976"] { transform: translateX(-210px); }
  .sim__core-label { display: none; }
  .sim__labels .mono { font-size: 12px; }
  .sim__panel { grid-template-columns: 1fr; padding: 24px 18px; }
  .sim__result b { font-size: 64px; }
  .pillars { grid-template-columns: 1fr; }
  .pillar { padding: 32px 24px 36px; }
  .pillar__tag { top: 32px; right: 24px; }
  .stats { grid-template-columns: 1fr 1fr; column-gap: 16px; }
  .stat { padding: 22px 0 32px; }
  .stat__num { font-size: clamp(44px, 13vw, 64px); flex-wrap: wrap; }
  .stat__num sup { font-size: 12px; }
  .stat__label { font-size: 14px; }
  .certs { grid-template-columns: 1fr; }
  .apps__list a { padding: 22px 0; gap: 14px; grid-template-columns: 34px minmax(0, 1fr) 40px; }
  .apps__go { width: 40px; height: 40px; }
  .company__points { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
  .contact__list > div { grid-template-columns: 1fr; gap: 4px; }
  .footer__cols { grid-template-columns: 1fr 1fr; }
  .products, .contact { border-radius: 28px 28px 0 0; }
}

/* ==========================================================================
   Page transitions (short curtain on subpages and repeat visits)
   ========================================================================== */
.is-sub .intro__inner { display: none; }
.is-sub .intro { transition-duration: .9s; }
html .intro.is-leave { display: grid; visibility: visible; animation: none; transition: none; clip-path: inset(100% 0 0 0); }
html.is-leaving .intro.is-leave { transition: clip-path .6s var(--ease-io); clip-path: inset(0 0 0 0); }
.intro.is-leave .intro__inner { display: none; }

a.hero__tag { transition: color .3s; }
a.hero__tag:hover { color: var(--red); }
.nav__links > li > a[aria-current] { color: var(--red); }

/* ==========================================================================
   Product page
   ========================================================================== */
.crumbs { max-width: 100%; display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 10px; font-family: var(--f-mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.crumbs a { transition: color .3s; }
.crumbs a:hover { color: var(--red); }
.crumbs span { color: var(--muted); }
.crumbs b { font-weight: 500; color: var(--text); }

/* Hero */
.phero { position: relative; padding-top: calc(var(--header-h) + 48px); overflow: hidden; text-align: center; }
.phero__bg { position: absolute; inset: 0; z-index: -1; background: #F1F2F4; }
.phero__veil { position: absolute; inset: 0; background: radial-gradient(ellipse 70% 55% at 50% 35%, rgba(243,245,247,.15), rgba(243,245,247,.8) 85%), linear-gradient(0deg, var(--paper) 0%, rgba(243,245,247,0) 28%); }
.phero__inner { position: relative; z-index: 3; display: grid; justify-items: center; gap: 18px; }
.phero__title { margin: 8px 0 0; font-family: var(--f-display); font-stretch: 125%; font-weight: 600; font-size: clamp(60px, 19.5vw, 318px); line-height: .84; max-width: 100%; letter-spacing: -.06em; }
.phero__title .mask { padding: 0 .04em .06em; }
.phero__title .hero-rise { background: linear-gradient(180deg, var(--text) 30%, #7E8995 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.phero__sub { max-width: 24em; font-family: var(--f-display); font-stretch: 106%; font-size: clamp(19px, 1.9vw, 27px); line-height: 1.25; letter-spacing: -.02em; }
.phero__product { position: relative; z-index: 2; width: min(1240px, 100%); margin: clamp(-90px, -5vw, -24px) auto 0; aspect-ratio: 1600 / 1040; }
.phero__product img {
  width: 100%; height: 100%; object-fit: cover;
  mask-image: radial-gradient(ellipse 60% 56% at 52% 56%, #000 60%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 60% 56% at 52% 56%, #000 60%, transparent 100%);
  opacity: 0; transform: translateY(40px) scale(1.06); filter: blur(14px);
  transition: opacity 1.4s var(--ease) .45s, transform 2.2s var(--ease) .45s, filter 1.6s var(--ease) .45s;
}
html.is-ready .phero__product img { opacity: 1; transform: none; filter: none; }
.phero__foot { position: relative; z-index: 3; display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: end; gap: clamp(32px, 5vw, 80px); margin-top: clamp(-70px, -4vw, -16px); padding-bottom: 64px; text-align: left; }
.phero__cta { display: flex; flex-wrap: wrap; gap: 12px; }
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--text); }
.kpis li { padding: 18px 0 0 22px; border-left: 1px solid var(--line); }
.kpis li:first-child { padding-left: 0; border-left: 0; }
.kpis b { display: flex; align-items: baseline; gap: 6px; font-family: var(--f-display); font-stretch: 112%; font-weight: 400; font-size: clamp(36px, 3.4vw, 54px); line-height: 1; letter-spacing: -.05em; font-variant-numeric: tabular-nums; }
.kpis b small { font-family: var(--f-mono); font-size: 12px; letter-spacing: .04em; color: var(--red); }
.kpis li > span { display: block; margin-top: 8px; font-size: 14px; color: var(--muted); }

/* Sticky section nav */
.subnav {
  position: sticky; top: 76px; z-index: 80;
  background: rgba(243,245,247,.86);
  backdrop-filter: saturate(1.4) blur(18px); -webkit-backdrop-filter: saturate(1.4) blur(18px);
  border-top: 1px solid rgba(10,13,17,.07); border-bottom: 1px solid rgba(10,13,17,.07);
  transition: top .6s var(--ease);
}
.is-header-hidden .subnav { top: 0; }
.subnav__inner { height: 62px; display: flex; align-items: center; gap: 24px; }
.subnav__name { flex: none; display: flex; align-items: baseline; gap: 10px; }
.subnav__name b { font-family: var(--f-display); font-stretch: 122%; font-weight: 600; font-size: 19px; letter-spacing: -.035em; }
.subnav__name .mono { color: var(--muted); font-size: 12px; }
.subnav__links { flex: 1; min-width: 0; display: flex; justify-content: center; gap: 2px; overflow-x: auto; scrollbar-width: none; }
.subnav__links::-webkit-scrollbar { display: none; }
.subnav__links a { flex: none; padding: 8px 14px; border-radius: 999px; font-size: 14px; font-weight: 500; color: var(--muted); white-space: nowrap; transition: color .3s, background .3s, box-shadow .3s; }
.subnav__links a:hover { color: var(--text); }
.subnav__links a.is-active { color: var(--text); background: #fff; box-shadow: 0 1px 2px rgba(0,0,0,.06), 0 0 0 1px rgba(10,13,17,.07); }

/* Overview */
.overview { background: var(--white); }
.overview__intro { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); align-items: end; gap: 48px; margin-bottom: clamp(48px, 6vw, 80px); }
.overview__text { display: grid; gap: 16px; font-size: 18px; color: var(--muted); }
.feats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.feat { position: relative; padding: 32px 30px 34px; border-radius: 20px; background: var(--paper); overflow: hidden; isolation: isolate; transition: transform .6s var(--ease), box-shadow .6s var(--ease); }
.feat::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(380px circle at var(--mx, 50%) var(--my, 50%), rgba(200,2,2,.08), transparent 60%); opacity: 0; transition: opacity .5s; }
.feat:hover { transform: translateY(-4px); box-shadow: 0 30px 60px -36px rgba(10,13,17,.35); }
.feat:hover::before { opacity: 1; }
.feat__icon { width: 42px; height: 42px; fill: none; stroke: var(--text); stroke-width: 1.3; transition: stroke .4s; }
.feat:hover .feat__icon { stroke: var(--red); }
.feat__tag { position: absolute; top: 34px; right: 30px; color: var(--muted); font-size: 12px; }
.feat h3 { margin: 36px 0 8px; font-family: var(--f-display); font-stretch: 108%; font-weight: 500; font-size: 22px; letter-spacing: -.02em; }
.feat p { font-size: 15.5px; color: var(--muted); }
.certs--tight { margin-top: 16px; }
.certs--tight .cert { background: var(--paper); box-shadow: none; }

/* Anatomy */
.anatomy { background: var(--paper); }
.anatomy__grid { display: grid; grid-template-columns: minmax(0, 1.75fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 56px); align-items: center; }
.anatomy__stage { position: relative; aspect-ratio: 1600 / 1040; border-radius: 28px; overflow: hidden; background: var(--card); }
.anatomy__stage img { width: 100%; height: 100%; object-fit: cover; }
.hotspot {
  position: absolute; left: var(--x); top: var(--y); width: 36px; height: 36px; margin: -18px 0 0 -18px; padding: 0;
  display: grid; place-items: center; border: 0; border-radius: 50%; cursor: pointer;
  background: rgba(255,255,255,.92); box-shadow: 0 8px 20px -6px rgba(10,13,17,.45), 0 0 0 1px rgba(10,13,17,.08);
  transition: transform .5s var(--ease), background .3s;
}
.hotspot span { width: 10px; height: 10px; border-radius: 50%; background: var(--red); transition: transform .4s var(--ease), background .3s; }
.hotspot::after { content: ""; position: absolute; inset: -9px; border-radius: 50%; border: 1.5px solid var(--red); opacity: 0; }
.hotspot:hover { transform: scale(1.12); }
.hotspot.is-active { background: var(--red); }
.hotspot.is-active span { background: #fff; transform: scale(.7); }
.hotspot.is-active::after { animation: ping 2.2s var(--ease) infinite; }
.hotspot:focus-visible { outline: 2px solid var(--text); outline-offset: 4px; }
.anatomy__list li { border-top: 1px solid var(--line); }
.anatomy__list li:last-child { border-bottom: 1px solid var(--line); }
.anatomy__list button { width: 100%; display: flex; align-items: baseline; gap: 18px; padding: 20px 0; border: 0; background: none; text-align: left; cursor: pointer; }
.anatomy__list .mono { width: 24px; color: var(--muted); transition: color .3s; }
.anatomy__list b { font-family: var(--f-display); font-stretch: 108%; font-weight: 500; font-size: clamp(19px, 1.7vw, 23px); letter-spacing: -.02em; transition: transform .5s var(--ease); }
.anatomy__list button:hover b { transform: translateX(4px); }
.anatomy__list li.is-active .mono { color: var(--red); }
.anatomy__body { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .6s var(--ease); }
.anatomy__body > div { min-height: 0; overflow: hidden; }
.anatomy__body p { padding: 0 0 22px 42px; color: var(--muted); font-size: 15.5px; }
.anatomy__list li.is-active .anatomy__body { grid-template-rows: 1fr; }

/* Configurator */
.config { background: var(--ink); color: #fff; overflow: hidden; }
.config .kicker { color: var(--ink-text); }
.config .kicker__no { color: var(--red-on-dark); }
.config .section__aside { color: var(--ink-text); }
.cfg { display: grid; gap: 30px; padding: clamp(20px, 3vw, 40px); border-radius: 28px; background: linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.015)); box-shadow: inset 0 0 0 1px var(--ink-line), 0 60px 120px -60px rgba(0,0,0,.8); }
.cfg__top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 16px 32px; }
.cfg__group { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.cfg__label { color: var(--ink-text); }
.seg { display: inline-flex; padding: 4px; border-radius: 999px; background: rgba(255,255,255,.05); box-shadow: inset 0 0 0 1px var(--ink-line); }
.seg button { padding: 9px 18px; border: 0; border-radius: 999px; background: none; color: var(--ink-text); font-size: 14px; font-weight: 500; cursor: pointer; transition: background .3s, color .3s; }
.seg button:hover { color: #fff; }
.seg button[aria-pressed="true"] { background: #fff; color: var(--text); }

.cfg__unit { display: flex; align-items: stretch; }
.cfg__air { flex: none; width: 96px; display: flex; flex-direction: column; justify-content: center; gap: 10px; color: var(--ink-text); }
.cfg__air .mono { font-size: 12px; line-height: 1.4; }
.cfg__air--out { align-items: flex-end; text-align: right; }
.cfg__casing { position: relative; flex: 1; min-width: 0; display: flex; min-height: 230px; border-radius: 18px; background: #0E1318; box-shadow: inset 0 0 0 1px rgba(255,255,255,.16), 0 30px 60px -30px rgba(0,0,0,.9); overflow: hidden; }
.cfg__casing::before { content: ""; position: absolute; left: 0; right: 0; top: calc(50% - 18px); height: 2px; background: repeating-linear-gradient(90deg, rgba(255,255,255,.4) 0 3px, transparent 3px 16px); animation: airline .9s linear infinite; }
@keyframes airline { to { background-position: 16px 0; } }
.cell {
  position: relative; z-index: 1; flex: 1 1 0; min-width: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px;
  padding: 20px 6px; border-left: 1px solid rgba(255,255,255,.09);
  transition: flex-grow .7s var(--ease), opacity .45s ease, padding .7s var(--ease);
}
.cell:first-child { border-left: 0; }
.cell:not(.is-on) { flex-grow: 0; padding-left: 0; padding-right: 0; opacity: 0; border-left-width: 0; }
.cell__icon { width: 64px; height: 64px; display: grid; place-items: center; border-radius: 16px; background: #141A21; box-shadow: inset 0 0 0 1px rgba(255,255,255,.13); }
.cell__icon svg { width: 38px; height: 38px; fill: none; stroke: #fff; stroke-width: 1.3; stroke-linecap: round; stroke-linejoin: round; }
.cell__icon svg.warm { stroke: #FF8A3D; }
.cell__icon svg.cold { stroke: #69B3FF; }
.cell--hr .cell__icon { box-shadow: inset 0 0 0 1px rgba(226,36,27,.7), 0 0 30px -6px rgba(226,36,27,.5); }
.cell .ico { display: none; }
.cell[data-type="rotary"] .ico--rotary, .cell[data-type="plate"] .ico--plate, .cell[data-type="glycol"] .ico--glycol { display: block; }
.cell__label { max-width: 100%; font-size: 12.5px; line-height: 1.3; color: rgba(255,255,255,.75); text-align: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.spin { transform-box: fill-box; transform-origin: center; animation: spin 7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.cfg__chips { display: flex; flex-wrap: wrap; gap: 8px; }
.mchip { display: inline-flex; align-items: center; gap: 9px; padding: 9px 16px 9px 12px; border: 0; border-radius: 999px; background: none; color: #fff; font-size: 14px; cursor: pointer; box-shadow: inset 0 0 0 1px rgba(255,255,255,.16); transition: box-shadow .3s, background .3s; }
.mchip::before { content: ""; width: 14px; height: 14px; border-radius: 4px; box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.4); transition: background .3s, box-shadow .3s; }
.mchip:hover { box-shadow: inset 0 0 0 1px rgba(255,255,255,.45); }
.mchip[aria-pressed="true"] { background: rgba(255,255,255,.06); }
.mchip[aria-pressed="true"]::before { box-shadow: none; background: var(--red-2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M3.5 7.2l2.3 2.3 4.7-5' fill='none' stroke='%23fff' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 12px no-repeat; }
.mchip:focus-visible, .seg button:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }

.cfg__summary { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: clamp(20px, 3vw, 44px); padding-top: 28px; border-top: 1px solid var(--ink-line); }
.cfg__count { display: flex; align-items: center; gap: 12px; }
.cfg__count b { font-family: var(--f-display); font-stretch: 112%; font-weight: 400; font-size: 64px; line-height: 1; letter-spacing: -.06em; font-variant-numeric: tabular-nums; }
.cfg__count .mono { color: var(--ink-text); font-size: 12px; line-height: 1.4; }
.cfg__seq { margin-top: 6px; font-family: var(--f-display); font-stretch: 104%; font-size: clamp(16px, 1.4vw, 20px); line-height: 1.45; letter-spacing: -.01em; }
.cfg__seq i { font-style: normal; color: var(--red-on-dark); padding: 0 .3em; }
.cfg__note { font-size: 13px; color: var(--ink-text); }
.config .btn::before { background: #fff; }
.config .btn:hover { color: var(--text); }

/* Heat recovery tabs */
.recovery { background: var(--paper); }
.hr__tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.hr__tab { display: inline-flex; align-items: center; gap: 10px; padding: 14px 22px; border: 0; border-radius: 999px; background: #fff; color: var(--muted); font-size: 15px; font-weight: 600; cursor: pointer; box-shadow: 0 0 0 1px var(--line); transition: background .3s, color .3s, box-shadow .3s; }
.hr__tab .mono { color: var(--muted); font-size: 12px; }
.hr__tab:hover { color: var(--text); }
.hr__tab[aria-selected="true"] { background: var(--text); color: #fff; box-shadow: none; }
.hr__tab[aria-selected="true"] .mono { color: rgba(255,255,255,.5); }
.hr__tab:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; }
.hr__panel { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); border-radius: 28px; overflow: hidden; background: #fff; box-shadow: 0 0 0 1px var(--line); animation: panelIn .8s var(--ease); }
.hr__panel[hidden] { display: none; }
@keyframes panelIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.hr__viz { display: grid; place-items: center; min-height: 400px; padding: clamp(20px, 3vw, 40px); background: var(--ink); }
.hr__viz svg { width: 100%; max-width: 560px; height: auto; overflow: visible; }
.hr__viz .duct { fill: rgba(255,255,255,.03); stroke: rgba(255,255,255,.1); }
.hr__viz .core { fill: #121820; stroke: rgba(255,255,255,.28); stroke-width: 1.2; }
.hr__viz .hatch { fill: none; stroke: rgba(255,255,255,.3); stroke-width: 1.2; }
.hr__viz .hub { fill: #1C232C; stroke: rgba(255,255,255,.4); }
.hr__viz .stream { fill: none; stroke-width: 3; stroke-linecap: round; stroke-dasharray: 1 18; animation: flow 1.3s linear infinite; }
.hr__viz .pipe { fill: none; stroke-width: 3; stroke-linecap: round; stroke-dasharray: 6 13; animation: flow 1s linear infinite; }
.hr__viz .pipe--warm { stroke: #FF8A3D; }
.hr__viz .pipe--cold { stroke: #69B3FF; }
.hr__viz .viz-label { font-family: var(--f-mono); font-size: 12px; letter-spacing: .1em; fill: var(--ink-text); }
.hr__viz .spin { animation-duration: 9s; }
.hr__copy { display: flex; flex-direction: column; gap: 16px; padding: clamp(28px, 4vw, 56px); }
.hr__copy h3 { font-family: var(--f-display); font-stretch: 110%; font-weight: 500; font-size: clamp(28px, 2.6vw, 40px); line-height: 1.05; letter-spacing: -.035em; }
.hr__copy p { color: var(--muted); }
.hr__best { margin-top: auto; padding-top: 22px; border-top: 1px solid var(--line); }
.hr__best .mono { display: block; margin-bottom: 12px; color: var(--muted); }
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tags li { padding: 7px 14px; border-radius: 999px; background: var(--paper); font-size: 14px; }

/* Specifications */
.pspecs { background: var(--white); }
.pspecs__grid { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: clamp(40px, 6vw, 96px); align-items: start; }
.spec-table { margin-top: clamp(36px, 4vw, 56px); }
.spec-table > div { display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: 24px; padding: 18px 0; border-top: 1px solid var(--line); }
.spec-table > div:last-child { border-bottom: 1px solid var(--line); }
.spec-table dt { padding-top: 4px; color: var(--muted); }
.spec-table dd { font-size: 16.5px; }
.spec-table dd b { font-family: var(--f-display); font-stretch: 110%; font-weight: 500; font-size: 22px; letter-spacing: -.03em; }
.spec-card { position: sticky; top: 168px; overflow: hidden; border-radius: 24px; background: var(--paper); }
.spec-card__media { aspect-ratio: 16 / 10; background: var(--card); }
.spec-card__media img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 52%; }
.spec-card__body { display: grid; gap: 14px; padding: 28px; }
.spec-card__body .mono { color: var(--red); }
.spec-card h3 { font-family: var(--f-display); font-stretch: 108%; font-weight: 500; font-size: 26px; line-height: 1.12; letter-spacing: -.03em; }
.spec-card p { font-size: 15px; color: var(--muted); }
.spec-card .btn { width: 100%; }

/* Downloads */
.downloads { background: var(--paper); }
.dl { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.dl__card { display: flex; flex-direction: column; gap: 14px; min-height: 280px; padding: 28px; border-radius: 22px; background: #fff; box-shadow: 0 0 0 1px var(--line); transition: transform .6s var(--ease), box-shadow .6s var(--ease); }
.dl__card:hover { transform: translateY(-4px); box-shadow: 0 0 0 1px var(--line), 0 30px 60px -36px rgba(10,13,17,.35); }
.dl__icon { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 14px; background: var(--paper); margin-bottom: 10px; }
.dl__icon svg { width: 24px; height: 24px; fill: none; stroke: var(--text); stroke-width: 1.5; stroke-linejoin: round; stroke-linecap: round; }
.dl__card h3 { font-family: var(--f-display); font-stretch: 108%; font-weight: 500; font-size: 22px; letter-spacing: -.02em; }
.dl__card p { font-size: 15px; color: var(--muted); }
.dl__meta { margin-top: auto; display: flex; justify-content: space-between; align-items: center; padding-top: 18px; border-top: 1px solid var(--line); }
.dl__meta .mono { color: var(--muted); }
.dl__go { font-size: 14.5px; font-weight: 600; transition: color .3s; }
.dl__card:hover .dl__go { color: var(--red); }

/* Related + CTA */
.related { background: var(--white); }
.related__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.related__grid .pcard { height: 440px; }
.cta-band { background: var(--ink); color: #fff; overflow: hidden; border-radius: 40px 40px 0 0; }
.cta-band__inner { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); align-items: end; gap: 48px; }
.cta-band__actions { display: grid; gap: 28px; justify-items: start; }
.cta-band__actions p { max-width: 26em; font-size: 18px; color: var(--ink-text); }
.cta-band .btn--ghost { --bg: rgba(255,255,255,.06); --fg: #fff; box-shadow: inset 0 0 0 1px rgba(255,255,255,.2); }
.cta-band .btn--ghost::before { background: #fff; }
.cta-band .btn--ghost:hover { color: var(--text); }

@media (max-width: 1180px) {
  .phero__foot { grid-template-columns: 1fr; justify-items: center; }
  .phero__cta { justify-content: center; }
  .kpis { width: 100%; }
  .subnav__name { display: none; }
  .subnav__links { justify-content: flex-start; }
  .anatomy__grid { grid-template-columns: 1fr; }
  .pspecs__grid { grid-template-columns: 1fr; }
  .spec-card { position: relative; top: 0; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); }
  .spec-card__media { aspect-ratio: auto; }
  .cell__label { font-size: 12px; }
  .cfg__air { width: 72px; }
}

@media (max-width: 900px) {
  .overview__intro { grid-template-columns: 1fr; gap: 20px; }
  .feats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hr__panel { grid-template-columns: 1fr; }
  .hr__viz { min-height: 0; }
  .dl { grid-template-columns: 1fr; }
  .dl__card { min-height: 0; }
  .related__grid { grid-template-columns: 1fr; }
  .related__grid .pcard { height: 380px; }
  .cta-band__inner { grid-template-columns: 1fr; }
  .cfg__summary { grid-template-columns: auto minmax(0, 1fr); }
  .cfg__summary .btn { grid-column: 1 / -1; }
  .cfg__unit { flex-direction: column; gap: 10px; }
  .cfg__air { width: auto; flex-direction: row; align-items: center; }
  .cfg__air svg { transform: rotate(90deg); }
  .cfg__air--out { justify-content: flex-end; }
  .cfg__casing { flex-direction: column; min-height: 0; }
  .cfg__casing::before { left: 47px; right: auto; top: 0; bottom: 0; width: 2px; height: auto; background: repeating-linear-gradient(180deg, rgba(255,255,255,.4) 0 3px, transparent 3px 16px); animation-name: airline-v; }
  @keyframes airline-v { to { background-position: 0 16px; } }
  .cell { flex-direction: row; justify-content: flex-start; gap: 18px; padding: 12px 16px; border-left: 0; border-top: 1px solid rgba(255,255,255,.08); }
  .cell:first-child { border-top: 0; }
  .cell:not(.is-on) { display: none; }
  .cell__icon { width: 62px; height: 52px; flex: none; }
  .cell__icon svg { width: 32px; height: 32px; }
  .cell__label { font-size: 15px; text-align: left; }
}

@media (max-width: 640px) {
  .phero { padding-top: calc(var(--header-h) + 28px); }
  .phero__product { width: 136%; margin-left: -18%; }
  .phero__cta { width: 100%; }
  .phero__cta .btn { flex: 1 1 100%; }
  .phero__foot { padding-bottom: 40px; }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kpis li { padding: 16px 0 16px 16px; }
  .kpis li:nth-child(odd) { padding-left: 0; border-left: 0; }
  .kpis li:nth-child(n+3) { border-top: 1px solid var(--line); }
  .subnav .btn { display: none; }
  .subnav__links { mask-image: linear-gradient(90deg, #000 80%, transparent); -webkit-mask-image: linear-gradient(90deg, #000 80%, transparent); }
  .crumbs { font-size: 12px; gap: 6px; }
  .subnav__inner { padding-right: 0; }
  .feats { grid-template-columns: 1fr; }
  .anatomy__stage { margin: 0 calc(var(--gutter) * -1); border-radius: 0; }
  .hotspot { width: 30px; height: 30px; margin: -15px 0 0 -15px; }
  .seg button { padding: 8px 13px; font-size: 13px; }
  .cfg__group { width: 100%; justify-content: space-between; }
  .cfg__count b { font-size: 48px; }
  .hr__tab { flex: 1 1 auto; justify-content: center; padding: 12px 14px; font-size: 14px; }
  .spec-table > div { grid-template-columns: 1fr; gap: 4px; }
  .spec-card { display: block; }
  .spec-card__media { aspect-ratio: 16 / 10; }
}

/* ==========================================================================
   Product page — shared section types (generated pages)
   ========================================================================== */
.section--dark { background: var(--ink); color: #fff; overflow: hidden; }
.section--dark .kicker, .section--dark .section__aside { color: var(--ink-text); }
.section--dark .kicker__no { color: var(--red-on-dark); }
.section--dark .h2 .muted { color: rgba(255,255,255,.42); }
.section--paper { background: var(--paper); }
.section-note { margin-top: 28px; font-size: 13.5px; color: var(--muted); }
.section--dark .section-note { color: var(--ink-text); }

/* Photo hero variant */
.phero--photo { padding-bottom: 72px; text-align: left; }
.phero__split { position: relative; z-index: 3; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); align-items: center; gap: clamp(32px, 5vw, 80px); }
.phero__copy { display: grid; justify-items: start; gap: 22px; min-width: 0; }
.phero--photo .crumbs, .phero--photo .family { justify-content: flex-start; }
.phero--photo .phero__title { margin: 4px 0 0; }
.phero--photo .phero__sub { max-width: 22em; }
.phero--photo .kpis { width: 100%; margin-top: 14px; }
.phero__photo { margin: 0; aspect-ratio: 4 / 5; border-radius: 28px; overflow: hidden; box-shadow: 0 50px 100px -50px rgba(10,13,17,.55); }
.phero__photo img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.08); transition: transform 2.4s var(--ease) .3s; }
html.is-ready .phero__photo img { transform: none; }

/* Product-family switcher */
.family { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 12px; }
.family > .mono { font-size: 12px; color: var(--muted); }
.family > div { display: inline-flex; padding: 4px; border-radius: 999px; background: rgba(255,255,255,.72); box-shadow: 0 0 0 1px rgba(10,13,17,.08); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.family a { padding: 7px 16px; border-radius: 999px; font-size: 14px; font-weight: 500; color: var(--muted); transition: background .3s, color .3s; }
.family a:hover { color: var(--text); }
.family a[aria-current] { background: var(--text); color: #fff; }

/* Card variants */
.pcard--contain .pcard__media img { object-fit: contain; padding: 80px 28px 96px; }
.pcard--photo .pcard__media img { object-position: 50% 42%; }
.cert__mark--sm { font-size: 12px; letter-spacing: 0; }
.band-label { margin: 48px 0 16px; color: var(--muted); }
.hr__sub { margin-bottom: -6px; color: var(--red); }

/* Dark-theme tabs */
.section--dark .hr__tab { background: rgba(255,255,255,.05); color: var(--ink-text); box-shadow: inset 0 0 0 1px var(--ink-line); }
.section--dark .hr__tab:hover { color: #fff; }
.section--dark .hr__tab[aria-selected="true"] { background: #fff; color: var(--text); }
.section--dark .hr__tab .mono, .section--dark .hr__best .mono { color: var(--ink-text); }
.section--dark .hr__tab[aria-selected="true"] .mono { color: var(--muted); }
.section--dark .hr__panel { background: var(--ink-2); box-shadow: inset 0 0 0 1px var(--ink-line); }
.section--dark .hr__viz { background: #0C1015; }
.section--dark .hr__copy p { color: var(--ink-text); }
.section--dark .hr__best { border-top-color: var(--ink-line); }
.section--dark .tags li { background: rgba(255,255,255,.07); }
.section--dark .hr__sub { color: var(--red-on-dark); }

/* Diagram primitives (room sections, labels) */
.hr__viz .slab { fill: #1A2028; }
.hr__viz .room-line { fill: none; stroke: rgba(255,255,255,.3); stroke-width: 1.5; }
.hr__viz .plenum { fill: none; stroke: rgba(255,255,255,.22); stroke-dasharray: 6 6; }
.hr__viz .unit { fill: #2A323D; stroke: rgba(255,255,255,.55); stroke-width: 1.2; }
.hr__viz .unit-ghost { fill: rgba(255,255,255,.04); stroke: rgba(255,255,255,.28); stroke-dasharray: 4 4; }
.hr__viz .air { fill: none; stroke: #69B3FF; stroke-width: 2.4; stroke-linecap: round; stroke-dasharray: 2 17; animation: flow 1.2s linear infinite; }
.hr__viz .viz-label--hi { fill: #FF8A3D; }

/* Process: diagram + numbered steps */
.process { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 16px; }
.process__viz { border-radius: 24px; box-shadow: inset 0 0 0 1px var(--ink-line); }
.process__steps { display: grid; align-content: center; gap: 12px; }
.process__steps li { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 8px; padding: 24px; border-radius: 20px; background: rgba(255,255,255,.04); box-shadow: inset 0 0 0 1px var(--ink-line); }
.process__steps .mono { padding-top: 6px; color: var(--red); }
.section--dark .process__steps .mono { color: var(--red-on-dark); }
.process__steps h3 { margin-bottom: 4px; font-family: var(--f-display); font-stretch: 108%; font-weight: 500; font-size: 22px; letter-spacing: -.02em; }
.process__steps p { font-size: 15.5px; color: var(--ink-text); }
.process__steps--row { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 16px; }
.section--paper .process__steps li { background: #fff; box-shadow: 0 0 0 1px var(--line); }
.section--paper .process__steps p { color: var(--muted); }
.section--paper .process__viz { box-shadow: none; }

/* Range bars */
.rbars { display: grid; gap: 36px; }
.rbar__head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; margin-bottom: 14px; }
.rbar__label { font-size: 16px; font-weight: 500; }
.rbar__alt { display: block; margin-top: 4px; font-size: 12px; color: var(--muted); text-transform: none; }
.section--dark .rbar__alt { color: var(--ink-text); }
.rbar__val b { font-family: var(--f-display); font-stretch: 110%; font-weight: 400; font-size: clamp(26px, 2.6vw, 40px); letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.rbar__val small, .rbar__pre { color: var(--muted); }
.rbar__val small { text-transform: none; letter-spacing: .02em; font-size: 13px; }
.rbar__pre { font-size: 14px; }
.rbar__track { position: relative; height: 10px; border-radius: 99px; background: rgba(10,13,17,.07); }
.rbar__fill { position: absolute; top: 0; bottom: 0; left: var(--from); width: 0; border-radius: 99px; background: linear-gradient(90deg, var(--red-2), #FF8A3D); transition: width 1.6s var(--ease) calc(var(--d, 0s) + .3s); }
.rbar.in .rbar__fill { width: calc(var(--to) - var(--from)); }
.rbar__scale { display: flex; justify-content: space-between; margin-top: 10px; font-size: 12px; color: var(--muted); }
.rbar__mark { position: absolute; left: var(--at); top: -7px; bottom: -7px; width: 2px; margin-left: -1px; }
.rbar__mark i { position: absolute; inset: 0; border-radius: 2px; background: var(--text); }
.rbar__mark em { position: absolute; top: 30px; left: 0; font-style: normal; font-size: 12px; white-space: nowrap; color: var(--muted); text-transform: none; letter-spacing: .03em; }
.rbar__mark--end em { left: auto; right: 0; }
.rbar--marks .rbar__scale { margin-top: 42px; }
.section--dark .rbar__track { background: rgba(255,255,255,.08); }
.section--dark .rbar__val small, .section--dark .rbar__pre, .section--dark .rbar__mark em { color: var(--ink-text); }
.section--dark .rbar__scale { color: var(--ink-text); }
.section--dark .rbar__mark i { background: #fff; }

/* Zephyr regenerative cycle */
.cyc { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 16px; }
.cyc__viz { border-radius: 24px; box-shadow: inset 0 0 0 1px var(--ink-line); }
.cyc__viz svg { max-width: 760px; }
.cyc__steps { display: grid; align-content: center; gap: 12px; }
.cyc__step { display: grid; gap: 6px; padding: 24px; border: 0; border-radius: 20px; background: rgba(255,255,255,.04); box-shadow: inset 0 0 0 1px var(--ink-line); color: #fff; text-align: left; cursor: pointer; transition: background .4s, box-shadow .4s; }
.cyc__step[aria-pressed="true"] { background: rgba(255,255,255,.08); box-shadow: inset 0 0 0 1px rgba(255,255,255,.22); }
.cyc__step .mono { color: var(--ink-text); }
.cyc__step b { font-family: var(--f-display); font-stretch: 108%; font-weight: 500; font-size: 24px; letter-spacing: -.02em; }
.cyc__text { font-size: 15px; line-height: 1.5; color: var(--ink-text); }
.cyc__bar { height: 2px; margin-bottom: 10px; border-radius: 2px; background: rgba(255,255,255,.12); overflow: hidden; }
.cyc__bar i { display: block; height: 100%; background: var(--red-2); transform: scaleX(0); transform-origin: left; }
.cyc__step[aria-pressed="true"] .cyc__bar i { transform: scaleX(1); }
.cyc__step.is-running .cyc__bar i { transform: scaleX(0); animation: cycbar var(--cyc, 4.5s) linear forwards; }
@keyframes cycbar { to { transform: scaleX(1); } }
.cyc__step:focus-visible { outline: 2px solid #fff; outline-offset: 3px; }
.cyc__note { grid-column: 1 / -1; font-size: 12px; color: var(--ink-text); }
.cyc__ph { opacity: 0; transition: opacity .6s; }
.cyc[data-phase="1"] .cyc__ph--1, .cyc[data-phase="2"] .cyc__ph--2 { opacity: 1; }
.cyc__heat { fill: #FF8A3D; opacity: .08; transition: opacity 4.4s linear; }
.cyc[data-phase="1"] .cyc__heat { opacity: .78; }
.cyc[data-phase="2"] .cyc__fan { animation-direction: reverse; }

/* Tecology filtration */
.filt { display: grid; gap: 18px; }
.filt__stage { position: relative; display: grid; grid-template-columns: 13% minmax(0, 1fr) 13%; height: 320px; border-radius: 24px; background: #0C1015; box-shadow: inset 0 0 0 1px var(--ink-line); overflow: hidden; }
.filt__canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.filt__zones { position: relative; grid-column: 2; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin: 36px 0; border-radius: 16px; box-shadow: inset 0 0 0 1px rgba(255,255,255,.18); }
.filt__zone { display: flex; flex-direction: column; justify-content: flex-end; gap: 2px; padding: 16px; border-left: 1px dashed rgba(255,255,255,.16); }
.filt__zone:first-child { border-left: 0; }
.filt__zone .mono { color: var(--red); }
.section--dark .filt__zone .mono { color: var(--red-on-dark); }
.filt__zone b { font-size: 14px; font-weight: 600; line-height: 1.3; }
.filt__io { position: relative; align-self: center; padding: 0 16px; font-size: 12px; line-height: 1.5; color: var(--ink-text); }
.filt__io--out { text-align: right; }
.filt__legend { display: flex; flex-wrap: wrap; gap: 22px; font-size: 14px; color: var(--ink-text); }
.lg { display: inline-block; width: 10px; height: 10px; margin-right: 8px; border-radius: 50%; vertical-align: -1px; }
.lg--grease { background: #FFB36B; }
.lg--fine { width: 6px; height: 6px; background: rgba(255,255,255,.85); vertical-align: 1px; }
.lg--odour { box-shadow: inset 0 0 0 1.5px #B9A7FF; }

@media (max-width: 900px) {
  .phero__split { grid-template-columns: 1fr; }
  .phero__photo { aspect-ratio: 4 / 3; }
  .process, .cyc { grid-template-columns: 1fr; }
  .process__steps--row { grid-template-columns: 1fr; }
  .filt__stage { height: 280px; }
}

@media (max-width: 640px) {
  .phero--photo { padding-bottom: 48px; }
  .phero--photo .phero__title { font-size: clamp(54px, 16vw, 84px) !important; }
  .phero__photo { aspect-ratio: 1 / 1; margin: 0 calc(var(--gutter) * -1); border-radius: 0; }
  .family { gap: 8px; }
  .family a { padding: 6px 12px; font-size: 13px; }
  .rbar__head { flex-direction: column; gap: 2px; }
  .rbar__mark em { font-size: 12px; letter-spacing: .02em; }
  .rbar__mark--end em { top: 48px; }
  .rbar--marks .rbar__scale { margin-top: 64px; }
  .filt__stage { grid-template-columns: 10px minmax(0, 1fr) 10px; height: 260px; }
  .filt__io { display: none; }
  .filt__zone { padding: 10px; }
  .filt__zone b { font-size: 12px; }
  .cyc__step, .process__steps li { padding: 20px; }
}

/* ==========================================================================
   Company, industry & resource pages
   ========================================================================== */
.mega__grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.mega__grid--4 .mega__item { gap: 12px; }
.mega__grid--4 .mega__item b { font-size: 14px; line-height: 1.25; }
.mega__item--cta .mega__ico { background: var(--red); }
.mega__item--cta .mega__ico svg { stroke: #fff; }
.mega__item--cta:hover .mega__ico svg { stroke: #fff; }
.icards.icards--hub { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.icard--cta { background: var(--red-2); box-shadow: none; }
.icard--cta:hover { background: #F0332A; }
.icard--cta p, .icard--cta .icard__products { color: rgba(255,255,255,.85); }
.icard--cta .icard__go { background: rgba(255,255,255,.2); }
.icard--cta:hover .icard__go { background: #fff; color: var(--red-2); }
.icard--cta::before { display: none; }
.mega__ico { width: 64px; height: 64px; flex: none; display: grid; place-items: center; border-radius: 12px; background: var(--paper); transition: background .3s; }
.mega__ico svg { width: 30px; height: 30px; fill: none; stroke: var(--text); stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.mega__item:hover .mega__ico { background: #fff; box-shadow: 0 0 0 1px var(--line); }
.mega__item:hover .mega__ico svg { stroke: var(--red); }

/* Simple page hero */
.pagehero { padding-bottom: clamp(56px, 7vw, 96px); text-align: left; }
.pagehero__inner { position: relative; z-index: 3; }
.pagehero__copy { display: grid; justify-items: start; gap: 22px; max-width: 980px; }
.pagehero .crumbs { justify-content: flex-start; }
.pagehero__title { margin-top: 10px; font-family: var(--f-display); font-stretch: 118%; font-weight: 600; font-size: clamp(54px, 10vw, 168px); line-height: .9; letter-spacing: -.055em; }
.pagehero__title .hero-rise { background: linear-gradient(180deg, var(--text) 35%, #7E8995 100%); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .04em; }
.pagehero .phero__sub { max-width: 30em; }

.about__photo { position: relative; }
.about__photo .company__badge { z-index: 2; }
.feats--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.timeline { grid-template-columns: repeat(5, minmax(0, 1fr)); align-content: stretch; }
.timeline li { grid-template-columns: 1fr; gap: 28px; padding: 26px 24px 30px; position: relative; }
.timeline li::after { content: ""; position: absolute; top: 37px; left: 64px; right: 20px; height: 1px; background: linear-gradient(90deg, var(--red-2), transparent); opacity: .5; }
.timeline li:last-child::after { display: none; }
.timeline h3 { font-size: 19px; }

.sustain { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(40px, 6vw, 96px); align-items: end; }
.sustain__text { margin-top: 28px; }
.sustain__list li { display: grid; grid-template-columns: minmax(0, 220px) minmax(0, 1fr); align-items: baseline; gap: 20px; padding: 22px 0; border-top: 1px solid var(--line); }
.sustain__list li:last-child { border-bottom: 1px solid var(--line); }
.sustain__list b { font-family: var(--f-display); font-stretch: 112%; font-weight: 400; font-size: clamp(28px, 2.8vw, 42px); letter-spacing: -.045em; line-height: 1; color: var(--text); }
.sustain__list span { color: var(--muted); }

.logowall { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; border-radius: 24px; overflow: hidden; background: var(--ink-line); box-shadow: 0 0 0 1px var(--ink-line); }
.logowall li { display: grid; place-items: center; height: 150px; background: var(--ink); transition: background .4s; }
.logowall li:hover { background: var(--ink-2); }
.logowall img { width: auto; max-width: 70%; opacity: .7; transition: opacity .3s; }
.logowall li:hover img { opacity: 1; }

.location { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(40px, 6vw, 96px); align-items: center; }
.location .spec-table dd a:hover { color: var(--red); }
.mapcard { position: relative; display: block; aspect-ratio: 5 / 4; border-radius: 28px; overflow: hidden; background: #E7ECF0; box-shadow: 0 0 0 1px var(--line); transition: transform .6s var(--ease), box-shadow .6s var(--ease); }
.mapcard:hover { transform: translateY(-4px); box-shadow: 0 0 0 1px var(--line), 0 40px 80px -40px rgba(10,13,17,.4); }
.mapcard__grid { position: absolute; inset: 0; background:
    linear-gradient(115deg, transparent 46%, rgba(255,255,255,.9) 46.4%, rgba(255,255,255,.9) 48%, transparent 48.4%),
    linear-gradient(25deg, transparent 60%, rgba(255,255,255,.75) 60.3%, rgba(255,255,255,.75) 61.4%, transparent 61.7%),
    linear-gradient(to right, rgba(10,13,17,.05) 1px, transparent 1px), linear-gradient(to bottom, rgba(10,13,17,.05) 1px, transparent 1px);
  background-size: auto, auto, 44px 44px, 44px 44px; }
.mapcard__pin { position: absolute; left: 52%; top: 46%; width: 22px; height: 22px; margin: -11px; border-radius: 50%; background: var(--red); box-shadow: 0 0 0 6px rgba(200,2,2,.18); }
.mapcard__pin i { position: absolute; inset: -14px; border-radius: 50%; border: 1.5px solid var(--red); animation: ping 2.4s var(--ease) infinite; }
.mapcard__label { position: absolute; left: 20px; bottom: 20px; display: grid; gap: 2px; padding: 16px 20px; border-radius: 16px; background: rgba(255,255,255,.9); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.mapcard__label .mono { color: var(--red); font-size: 12px; }
.mapcard__label b { font-family: var(--f-display); font-stretch: 110%; font-weight: 500; font-size: 22px; letter-spacing: -.03em; }
.mapcard__label span:last-child { color: var(--muted); font-size: 14px; }

/* Contact */
.contact__steps { display: grid; gap: 0; margin-top: 48px; }
.contact__steps li { display: grid; grid-template-columns: 48px 1fr; padding: 16px 0; border-top: 1px solid var(--ink-line); color: rgba(255,255,255,.85); }
.contact__steps .mono { color: var(--red-on-dark); padding-top: 3px; }
.dl--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.dl--4 .dl__card { min-height: 220px; }
.dl--4 .dl__card > .mono { color: var(--red); }
.faq { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(40px, 6vw, 96px); align-items: start; }
.faq__item { border-top: 1px solid var(--line); }
.faq__item:last-child { border-bottom: 1px solid var(--line); }
.faq__item summary { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 24px 0; cursor: pointer; list-style: none; font-family: var(--f-display); font-stretch: 106%; font-weight: 500; font-size: clamp(18px, 1.6vw, 22px); letter-spacing: -.015em; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary i { position: relative; flex: none; width: 36px; height: 36px; border-radius: 50%; box-shadow: inset 0 0 0 1px var(--line); transition: background .3s, transform .5s var(--ease); }
.faq__item summary i::before, .faq__item summary i::after { content: ""; position: absolute; left: 50%; top: 50%; width: 12px; height: 1.5px; margin: -.75px 0 0 -6px; background: currentColor; transition: transform .5s var(--ease); }
.faq__item summary i::after { transform: rotate(90deg); }
.faq__item[open] summary i { background: var(--text); color: #fff; transform: rotate(180deg); }
.faq__item[open] summary i::after { transform: rotate(0); }
.faq__item summary:hover { color: var(--red); }
.faq__a { padding: 0 64px 26px 0; color: var(--muted); }
.faq__item[open] .faq__a { animation: panelIn .6s var(--ease); }

/* Chip filter bar (light) */
.chipbar { display: flex; flex-wrap: wrap; gap: 8px; }
.chipbar button { padding: 10px 18px; border: 0; border-radius: 999px; background: #fff; color: var(--muted); font-size: 14px; font-weight: 500; cursor: pointer; box-shadow: 0 0 0 1px var(--line); transition: background .3s, color .3s, box-shadow .3s; }
.chipbar button:hover { color: var(--text); box-shadow: 0 0 0 1px rgba(10,13,17,.3); }
.chipbar button[aria-pressed="true"] { background: var(--text); color: #fff; box-shadow: none; }
.chipbar button:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; }

/* Literature library */
.lib__bar { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 24px; }
.lib__search { display: flex; align-items: center; gap: 10px; min-width: 280px; padding: 0 18px; height: 46px; border-radius: 999px; background: #fff; box-shadow: 0 0 0 1px var(--line); }
.lib__search:focus-within { box-shadow: 0 0 0 2px var(--text); }
.lib__search svg { width: 18px; height: 18px; fill: none; stroke: var(--muted); stroke-width: 1.8; }
.lib__search input { flex: 1; border: 0; outline: none; background: none; font-size: 15px; }
.lib__list { border-radius: 22px; overflow: hidden; box-shadow: 0 0 0 1px var(--line); background: #fff; }
.lib__row { display: grid; grid-template-columns: 52px minmax(0, 1fr) 110px auto; align-items: center; gap: 18px; padding: 16px 22px; border-top: 1px solid var(--line); transition: background .3s; }
.lib__row:first-child { border-top: 0; }
.lib__row:hover { background: var(--paper); }
.lib__row[hidden] { display: none; }
.lib__icon { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; background: var(--paper); }
.lib__icon svg { width: 22px; height: 22px; fill: none; stroke: var(--text); stroke-width: 1.5; stroke-linejoin: round; }
.lib__name b { display: block; font-weight: 600; }
.lib__name span { font-size: 14px; color: var(--muted); }
.lib__meta { color: var(--muted); }
.lib__dl { display: inline-flex; gap: 8px; padding: 10px 18px; border-radius: 999px; font-size: 14px; font-weight: 600; box-shadow: inset 0 0 0 1px var(--line); transition: background .3s, color .3s, box-shadow .3s; }
.lib__dl:hover { background: var(--red); color: #fff; box-shadow: none; }
.lib__empty { padding: 28px; color: var(--muted); }

/* Product selector */
.sel__status { display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px; margin: 26px 0 22px; color: var(--muted); }
.sel__status b { font-family: var(--f-display); font-stretch: 112%; font-weight: 500; font-size: 30px; letter-spacing: -.04em; color: var(--text); }
.sel__guides a { margin-left: 8px; font-weight: 600; color: var(--red); border-bottom: 1px solid currentColor; }
.sel__guides a[hidden] { display: none; }
.sel__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.sel__card { height: 470px; }
.sel__card .pcard__media { top: 112px; }
.sel__card::after { background: linear-gradient(180deg, var(--card) 0%, var(--card) 24%, rgba(238,242,245,0) 40%, rgba(238,242,245,0) 70%, var(--card) 90%); }
.sel__card[hidden] { display: none; }
.sel__card.is-in { animation: panelIn .6s var(--ease); }
.sel__card .pcard__body { gap: 4px; }
.sel__line { margin-top: 6px; max-width: 22em; font-size: 14.5px; line-height: 1.45; color: var(--muted); }
.sel__tags { margin-top: auto; display: flex; flex-wrap: wrap; gap: 6px; padding-right: 56px; }
.sel__tags li { padding: 4px 10px; border-radius: 999px; background: rgba(255,255,255,.85); font-size: 12px; font-weight: 500; }
.sel__tags li.is-hit { background: var(--red); color: #fff; }

/* Industry cards */
.icards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.icard { position: relative; display: flex; flex-direction: column; gap: 12px; min-height: 340px; padding: 30px; border-radius: 24px; background: rgba(255,255,255,.04); box-shadow: inset 0 0 0 1px var(--ink-line); overflow: hidden; isolation: isolate; transition: background .5s, transform .6s var(--ease); }
.icard::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(500px circle at 100% 0%, rgba(226,36,27,.22), transparent 60%); opacity: 0; transition: opacity .6s; }
.icard:hover { transform: translateY(-4px); background: rgba(255,255,255,.06); }
.icard:hover::before { opacity: 1; }
.icard__no { position: absolute; top: 30px; right: 30px; color: var(--ink-text); font-size: 12px; }
.icard__icon { width: 48px; height: 48px; fill: none; stroke: #fff; stroke-width: 1.3; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 28px; transition: stroke .4s; }
.icard:hover .icard__icon { stroke: var(--red-2); }
.icard h3 { font-family: var(--f-display); font-stretch: 110%; font-weight: 500; font-size: 26px; line-height: 1.1; letter-spacing: -.03em; }
.icard p { max-width: 24em; font-size: 15.5px; color: var(--ink-text); }
.icard__products { margin-top: auto; padding-right: 56px; color: var(--ink-text); font-size: 12px; }
.icard__go { position: absolute; right: 24px; bottom: 24px; width: 44px; height: 44px; display: grid; place-items: center; border-radius: 50%; background: rgba(255,255,255,.08); transform: rotate(-45deg); transition: transform .6s var(--ease), background .3s; }
.icard:hover .icard__go { transform: rotate(0); background: var(--red-2); }
.icard--light { min-height: 280px; background: #fff; box-shadow: 0 0 0 1px var(--line); }
.icard--light:hover { background: #fff; box-shadow: 0 0 0 1px var(--line), 0 30px 60px -36px rgba(10,13,17,.35); }
.icard--light .icard__icon { stroke: var(--text); }
.icard--light p { color: var(--muted); }
.icard--light .icard__go { background: var(--paper); }
.icard--light:hover .icard__go { color: #fff; }

/* Products × industries matrix */
.matrix { overflow-x: auto; border-radius: 22px; box-shadow: 0 0 0 1px var(--line); background: #fff; }
.matrix table { width: 100%; min-width: 820px; border-collapse: collapse; }
.matrix th, .matrix td { padding: 16px 18px; border-top: 1px solid var(--line); text-align: center; }
.matrix thead th { border-top: 0; font-family: var(--f-mono); font-size: 12px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.matrix thead th a:hover { color: var(--red); }
.matrix thead th:first-child, .matrix tbody th { text-align: left; }
.matrix tbody th { position: sticky; left: 0; background: #fff; }
.matrix tbody th b { display: block; font-family: var(--f-display); font-stretch: 108%; font-weight: 500; font-size: 18px; letter-spacing: -.02em; }
.matrix tbody th span { font-size: 13px; font-weight: 400; color: var(--muted); }
.matrix tbody tr:hover td, .matrix tbody tr:hover th { background: var(--paper); }
.dot { display: inline-block; width: 12px; height: 12px; border-radius: 50%; background: var(--red); box-shadow: 0 0 0 5px rgba(200,2,2,.1); }
.dash { color: var(--line); }

/* Industry hero scene */
.ihero__icon { display: grid; place-items: center; width: 56px; height: 56px; border-radius: 16px; background: #fff; box-shadow: 0 0 0 1px var(--line); }
.ihero__icon svg { width: 30px; height: 30px; fill: none; stroke: var(--red); stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.ihero__scene { position: relative; border-radius: 28px; background: rgba(255,255,255,.7); box-shadow: 0 0 0 1px rgba(10,13,17,.06), 0 50px 100px -60px rgba(10,13,17,.45); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); padding: clamp(16px, 2vw, 28px); }
.scene { width: 100%; height: auto; overflow: visible; }
.scene .g { fill: none; stroke: var(--text); stroke-width: 1.6; }
.scene .b { fill: rgba(255,255,255,.55); stroke: rgba(10,13,17,.85); stroke-width: 1.8; stroke-linejoin: round; }
.scene .w { fill: rgba(10,13,17,.03); stroke: rgba(10,13,17,.3); stroke-width: 1.1; }
.scene .u { fill: #fff; stroke: var(--text); stroke-width: 1.4; }
.scene .stripe { fill: none; stroke: var(--red); stroke-width: 3; stroke-linecap: round; }
.scene .cross { fill: none; stroke: var(--red); stroke-width: 3; stroke-linecap: round; }
.scene .cas { fill: var(--text); opacity: .6; }
.scene .d { fill: none; stroke: rgba(10,13,17,.12); stroke-width: 10; stroke-linecap: round; stroke-linejoin: round; }
.scene .d--wide { stroke-width: 16; }
.scene .af { fill: none; stroke-width: 3.4; stroke-linecap: round; stroke-dasharray: 2 17; animation: flow 1.2s linear infinite; }
.scene .af--c { stroke: #3D8BFF; }
.scene .af--w { stroke: #FF7A2E; }
.scene .af--clean { stroke: #8EC3FF; stroke-width: 2; }
.scene .water { fill: rgba(61,139,255,.12); stroke: rgba(61,139,255,.4); }
.scene .wave { fill: none; stroke: rgba(61,139,255,.6); stroke-width: 1.4; }
.scene .grease { fill: #FF9A3D; opacity: .8; }
.scene .tag { font-family: var(--f-mono); font-size: 12px; letter-spacing: .1em; fill: var(--red); }
.ind-card-scene { display: grid; place-items: center; padding: 18px; background: var(--card); }

/* Recommended solutions */
.solutions { display: grid; gap: 14px; }
.solution { position: relative; display: grid; grid-template-columns: 240px minmax(0, 1fr) 60px; align-items: center; gap: 28px; padding: 14px; border-radius: 24px; background: rgba(255,255,255,.04); box-shadow: inset 0 0 0 1px var(--ink-line); transition: background .4s, transform .6s var(--ease); }
.solution:hover { background: rgba(255,255,255,.07); transform: translateX(6px); }
.solution__media { position: relative; display: block; height: 170px; border-radius: 16px; overflow: hidden; background: var(--card); }
.solution__media img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 55%; transition: transform 1.2s var(--ease); }
.solution__media.pcard--contain img { object-fit: contain; padding: 16px; }
.solution:hover .solution__media img { transform: scale(1.06); }
.solution__body { display: grid; gap: 8px; padding: 10px 0; }
.solution__body > .mono { color: var(--ink-text); }
.solution__name { font-family: var(--f-display); font-stretch: 112%; font-weight: 500; font-size: clamp(28px, 2.8vw, 40px); letter-spacing: -.04em; line-height: 1; }
.solution__why { max-width: 46em; color: var(--ink-text); }
.solution .tags { margin-top: 6px; }
.solution .tags li { background: rgba(255,255,255,.07); }
.solution__go { justify-self: center; width: 48px; height: 48px; display: grid; place-items: center; border-radius: 50%; background: rgba(255,255,255,.08); transform: rotate(-45deg); transition: transform .6s var(--ease), background .3s; }
.solution:hover .solution__go { transform: rotate(0); background: var(--red-2); }

/* Selection guide */
.guide { margin-top: clamp(36px, 4vw, 56px); }
.guide > div { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 24px; padding: 20px 0; border-top: 1px solid var(--line); }
.guide > div:last-child { border-bottom: 1px solid var(--line); }
.guide dt { font-weight: 500; }
.guide dd b { display: block; font-family: var(--f-display); font-stretch: 108%; font-weight: 500; font-size: 20px; letter-spacing: -.02em; color: var(--red); }
.guide dd span { font-size: 15px; color: var(--muted); }

@media (max-width: 1180px) {
  .feats--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .timeline { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .timeline li::after { display: none; }
  .sel__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .dl--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .icards.icards--hub { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .sustain, .location, .faq { grid-template-columns: 1fr; }
  .logowall { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sel__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .icards { grid-template-columns: 1fr 1fr; }
  .solution { grid-template-columns: 180px minmax(0, 1fr); }
  .solution__go { display: none; }
  .lib__row { grid-template-columns: 44px minmax(0, 1fr) auto; }
  .lib__meta { display: none; }
}

@media (max-width: 640px) {
  .pagehero__title { font-size: clamp(48px, 15vw, 84px); }
  .feats--4, .timeline, .dl--4, .icards, .icards.icards--hub { grid-template-columns: 1fr; }
  .sel__grid { grid-template-columns: 1fr; }
  .sel__card { height: 400px; }
  .logowall li { height: 110px; }
  .sustain__list li { grid-template-columns: 1fr; gap: 4px; }
  .solution { grid-template-columns: 1fr; gap: 12px; }
  .solution__media { height: 200px; }
  .solution__body { padding: 4px 8px 12px; }
  .guide > div { grid-template-columns: 1fr; gap: 6px; }
  .lib__search { min-width: 0; width: 100%; }
  .lib__row { padding: 14px 16px; gap: 12px; grid-template-columns: 40px minmax(0, 1fr); }
  .lib__dl { grid-column: 2; justify-self: start; }
  .faq__a { padding-right: 0; }
  .ihero__scene { margin: 0 calc(var(--gutter) * -1); border-radius: 0; }
  .ihero .phero__title { font-size: clamp(38px, 11.5vw, 60px) !important; }
  .icard { min-height: 0; }
}

/* ==========================================================================
   Products index & references (CMS-driven pages)
   ========================================================================== */
.famnav { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 56px; }
.famnav a { padding: 10px 18px; border-radius: 999px; background: #fff; box-shadow: 0 0 0 1px var(--line); font-size: 14px; font-weight: 500; color: var(--muted); transition: color .3s, box-shadow .3s; }
.famnav a:hover { color: var(--text); box-shadow: 0 0 0 1px rgba(10,13,17,.3); }
.pfam { padding-top: 48px; scroll-margin-top: 140px; }
.pfam + .pfam { margin-top: 32px; border-top: 1px solid var(--line); }
.pfam__head { display: flex; align-items: baseline; gap: 18px; margin-bottom: 28px; }
.pfam__head .mono { color: var(--red); }
.pfam__head h2 { font-family: var(--f-display); font-stretch: 110%; font-weight: 500; font-size: clamp(28px, 3vw, 44px); letter-spacing: -.035em; }
.pfam__count { margin-left: auto; color: var(--muted); font-size: 14px; }

.refgrid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.refcard { display: flex; flex-direction: column; border-radius: 22px; overflow: hidden; background: #fff; box-shadow: 0 0 0 1px var(--line); transition: transform .6s var(--ease), box-shadow .6s var(--ease); }
.refcard:hover { transform: translateY(-4px); box-shadow: 0 0 0 1px var(--line), 0 30px 60px -36px rgba(10,13,17,.35); }
.refcard[hidden] { display: none; }
.refcard.is-in { animation: panelIn .6s var(--ease); }
.refcard__media { display: block; aspect-ratio: 16 / 10; overflow: hidden; background: var(--card); }
.refcard__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.refcard:hover .refcard__media img { transform: scale(1.05); }
.refcard__media--empty { background: linear-gradient(135deg, var(--card), #fff); }
.refcard__body { display: grid; gap: 6px; padding: 22px 24px 26px; }
.refcard__body .mono { color: var(--red); font-size: 12px; }
.refcard__title { font-family: var(--f-display); font-stretch: 108%; font-weight: 500; font-size: 22px; line-height: 1.15; letter-spacing: -.02em; }
.refcard__meta { font-size: 14px; color: var(--muted); }
.refcard__result { margin-top: 10px; padding-top: 12px; border-top: 1px solid var(--line); font-size: 14px; color: var(--muted); }
.refcard__result b { font-family: var(--f-display); font-stretch: 110%; font-weight: 500; font-size: 20px; letter-spacing: -.03em; color: var(--text); }
.refhero__ind { color: var(--red); font-size: 12px; }
.refstory { margin-top: 28px; }
.spec-table--compact { margin-top: 4px; }
.spec-table--compact > div { grid-template-columns: 1fr; gap: 2px; padding: 12px 0; }
.spec-table--compact dd a { border-bottom: 1px solid var(--line); }
.spec-table--compact dd a:hover { color: var(--red); }
.refgal { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.refgal__item { margin: 0; border-radius: 20px; overflow: hidden; background: var(--card); }
.refgal__item img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.refgal__item figcaption { padding: 12px 16px; font-size: 14px; color: var(--muted); background: #fff; }

@media (max-width: 900px) {
  .refgrid, .refgal { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .refgrid, .refgal { grid-template-columns: 1fr; }
  .pfam__count { display: none; }
}

/* ==========================================================================
   Reduced motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; transition-delay: 0s !important; }
  .intro { display: none; }
  [data-reveal], .hero-in, .hero-rise { opacity: 1 !important; transform: none !important; filter: none !important; clip-path: none !important; }
  .statement__text .w { opacity: 1; }
  .phero__product img { opacity: 1 !important; transform: none !important; filter: none !important; }
  .marquee__track { animation: none; }
}

/* ---------- Dark "engineering" backdrop ----------
   Technology, How we work, Contact and the call-to-action bands: monochrome deep graphite with a
   soft neutral light from above, a faint drafting-dot grid and fine grain so the large dark areas
   never band. The laminar streamlines are drawn on the canvas above it. */
.tech, .contact, .cta-band, .section--dark:has(> .tech__flow) {
  background:
    radial-gradient(75% 55% at 50% 0%, rgba(255, 255, 255, .06), transparent 72%),
    linear-gradient(180deg, #0E1116 0%, var(--ink) 58%, #08090C 100%);
}
.tech::before, .contact::before, .cta-band::before, .section--dark:has(> .tech__flow)::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .045 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"),
    radial-gradient(circle at 1px 1px, rgba(255, 255, 255, .085) 1px, transparent 1.4px);
  background-size: 160px 160px, 40px 40px;
  -webkit-mask-image: radial-gradient(110% 85% at 50% 45%, #000 30%, transparent 80%);
          mask-image: radial-gradient(110% 85% at 50% 45%, #000 30%, transparent 80%);
}
.tech__flow, .contact__flow { opacity: 1; }
/* Cards over the streamlines are frosted, so a passing light pulse never crosses their text. */
.timeline li { backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }

/* ---------- Model data (technical tables from the catalogues) ---------- */
.tdata { background: var(--paper); }
.tdata__tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
.tdata__tabs button, .tdata__variants button, .tdata__more { border: 0; cursor: pointer; }
.tdata__variants button { background: transparent; }
.tdata__tabs button { padding: 10px 18px; border-radius: 999px; background: var(--white); box-shadow: 0 0 0 1px var(--line); color: var(--muted); font-size: 14px; font-weight: 500; transition: color .3s, background-color .3s, box-shadow .3s; }
.tdata__tabs button:hover { color: var(--text); box-shadow: 0 0 0 1px rgba(10,13,17,.3); }
.tdata__tabs button[aria-selected="true"] { background: var(--ink); color: #fff; box-shadow: none; }
.tdata__panel + .tdata__panel { margin-top: 48px; }
.tdata.is-tabbed .tdata__panel + .tdata__panel { margin-top: 0; }
.tdata__title { margin: 0 0 14px; font-family: var(--f-display); font-stretch: 106%; font-weight: 600; font-size: 22px; letter-spacing: -.02em; }
.tdata.is-tabbed .tdata__title { display: none; }
.tdata__scroll { overflow-x: auto; border-radius: var(--radius); background: var(--white); box-shadow: 0 0 0 1px var(--line), 0 30px 60px -48px rgba(10,13,17,.35); outline: none; }
.tdata__scroll:focus-visible { box-shadow: 0 0 0 2px var(--red-2); }
.tdata__table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 15px; line-height: 1.35; font-variant-numeric: tabular-nums; }
.tdata__table th, .tdata__table td { padding: 15px 20px; text-align: right; white-space: nowrap; border-bottom: 1px solid var(--line); }
.tdata__table thead th { vertical-align: bottom; background: var(--paper); font-family: var(--f-mono); font-size: 12px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); white-space: normal; min-width: 118px; }
.tdata__table thead th small { display: block; margin-top: 5px; font-family: var(--f-text); font-size: 12.5px; letter-spacing: 0; text-transform: none; color: var(--muted); }
.tdata__table th:first-child { position: sticky; left: 0; z-index: 1; text-align: left; background: var(--white); box-shadow: inset -1px 0 0 var(--line); }
.tdata__table thead th:first-child { background: var(--paper); }
.tdata__table tbody th { font-weight: 600; color: var(--text); }
.tdata__table td { color: #2A333D; }
.tdata__table tbody tr:last-child > * { border-bottom: 0; }
.tdata__table tbody tr:hover > * { background: #F6F8FA; }
.tdata__block.is-collapsed .is-extra { display: none; }
.tdata__more { margin-top: 14px; padding: 10px 18px; border-radius: 999px; background: var(--white); box-shadow: 0 0 0 1px var(--line); font-size: 14px; font-weight: 500; color: var(--text); }
.tdata__more:hover { box-shadow: 0 0 0 1px rgba(10,13,17,.3); }
.tdata__more:empty { display: none; }
.tdata__note { max-width: 72em; margin: 14px 0 0; color: var(--muted); font-size: 13.5px; line-height: 1.55; }
.tdata__pdf { display: inline-flex; margin-top: 28px; }
.tdata__block + .tdata__block { margin-top: 40px; }
.has-variants .tdata__block + .tdata__block { margin-top: 0; }
.tdata__vlabel { margin: 0 0 12px; font-family: var(--f-mono); font-size: 12px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.has-variants .tdata__vlabel { display: none; }
.tdata__variants { display: inline-flex; gap: 2px; margin-bottom: 18px; padding: 3px; border-radius: 999px; background: rgba(10,13,17,.06); }
.tdata__variants button { padding: 8px 18px; border-radius: 999px; color: var(--muted); font-size: 14px; font-weight: 500; transition: background-color .25s, color .25s, box-shadow .25s; }
.tdata__variants button:hover { color: var(--text); }
.tdata__variants button[aria-pressed="true"] { background: var(--white); color: var(--text); box-shadow: 0 1px 2px rgba(10,13,17,.08), 0 2px 8px rgba(10,13,17,.06); }
.tdata__table tbody tr.is-match > * { background: #FFF3F2; }
.tdata__table tbody tr.is-match > th { box-shadow: inset 3px 0 0 var(--red), inset -1px 0 0 var(--line); }
.tfind { display: grid; gap: 10px; margin-bottom: 18px; padding: 20px 22px; border-radius: var(--radius); background: var(--white); box-shadow: 0 0 0 1px var(--line); }
.tfind__label { font-weight: 600; font-size: 15px; }
.tfind__row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.tfind__input { display: flex; align-items: center; gap: 8px; width: 210px; padding: 0 14px; border-radius: 12px; background: var(--paper); box-shadow: inset 0 0 0 1px var(--line); transition: box-shadow .2s; }
.tfind__input:focus-within { box-shadow: inset 0 0 0 1.5px var(--ink); }
.tfind__input input { flex: 1; min-width: 0; height: 46px; border: 0; outline: 0; background: transparent; font: inherit; font-size: 17px; font-variant-numeric: tabular-nums; color: var(--text); }
.tfind__input span { color: var(--muted); font-size: 14px; }
.tfind__out { margin: 0; font-size: 15px; color: var(--text); opacity: 0; transform: translateY(4px); transition: opacity .3s, transform .3s; }
.tfind__out.is-on { opacity: 1; transform: none; }
.tfind__out b { font-family: var(--f-display); font-stretch: 106%; font-weight: 600; font-size: 18px; letter-spacing: -.01em; }
.tfind__out a { color: var(--red); font-weight: 500; text-decoration: underline; text-underline-offset: 3px; }
.tfind__note { margin: 0; color: var(--muted); font-size: 13px; }
@media (max-width: 700px) {
  .tdata__table th, .tdata__table td { padding: 12px 14px; font-size: 14px; }
  .tdata__tabs { flex-wrap: nowrap; overflow-x: auto; margin-inline: calc(var(--gutter) * -1); padding: 2px var(--gutter); scrollbar-width: none; }
  .tdata__tabs button { flex: none; }
}

/* ---------- HEROS construction (dark) and heat recovery figures ---------- */
.build__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr)); gap: 16px; margin-top: clamp(40px, 5vw, 64px); }
.build__card { padding: clamp(24px, 2.4vw, 32px); border-radius: var(--radius); background: rgba(255,255,255,.035); box-shadow: inset 0 0 0 1px rgba(255,255,255,.09); }
.build__card--wide { grid-column: 1 / -1; }
.build__card h3 { margin: 0 0 14px; font-family: var(--f-display); font-stretch: 106%; font-weight: 600; font-size: 21px; letter-spacing: -.02em; color: #fff; }
.build__card dl { margin: 0; }
.build__card dl > div { padding: 12px 0; border-top: 1px solid rgba(255,255,255,.08); }
.build__card dt { margin-bottom: 4px; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-text); }
.build__card dd { margin: 0; color: rgba(255,255,255,.86); font-size: 15px; line-height: 1.5; }
.build__card--sound > p { max-width: 64ch; margin: -4px 0 20px; color: rgba(255,255,255,.6); font-size: 15px; }
.build__scroll { overflow-x: auto; outline: none; }
.build__scroll:focus-visible { box-shadow: 0 0 0 2px var(--red-2); border-radius: 12px; }
.octave { width: 100%; border-collapse: separate; border-spacing: 4px; font-variant-numeric: tabular-nums; }
.octave th, .octave td { padding: 12px 14px; text-align: center; white-space: nowrap; }
.octave thead th { font-family: var(--f-mono); font-size: 12px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-text); }
.octave th:first-child { text-align: left; padding-left: 0; }
.octave tbody th { font-weight: 600; color: #fff; }
.octave td { border-radius: 8px; background: rgba(255,255,255, calc(var(--v) * .24)); color: #fff; font-size: 16px; }
.hr__figs { display: flex; flex-wrap: wrap; gap: 12px 32px; margin: 4px 0 0; padding: 0; list-style: none; }
.hr__figs li { display: flex; flex-direction: column; }
.hr__figs b { font-family: var(--f-display); font-stretch: 110%; font-weight: 500; font-size: clamp(30px, 2.6vw, 38px); line-height: 1; letter-spacing: -.035em; color: var(--text); }
.hr__figs span { margin-top: 8px; font-family: var(--f-mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.hr__copy .hr__note { font-size: 14.5px; }

/* ---------- Fan curves (pressure against airflow, redrawn from the catalogue) ---------- */
.fcurves { background: var(--white); }
.fcurve { margin: 0; }
.fcurve__plot { position: relative; padding: 18px 18px 8px 8px; border-radius: var(--radius); background: var(--paper); box-shadow: 0 0 0 1px var(--line); overflow-x: auto; }
.fcurve__plot svg { display: block; width: 100%; min-width: 640px; height: auto; touch-action: pan-y; cursor: crosshair; }
.fcurve__grid line { stroke: rgba(10,13,17,.08); stroke-width: 1; }
.fcurve__grid text, .fcurve__axis { font-family: var(--f-mono); font-size: 12px; fill: var(--muted); }
.fcurve__ty { text-anchor: end; }
.fcurve__tx, .fcurve__axis { text-anchor: middle; }
.fcurve__axis { font-size: 12px; letter-spacing: .04em; fill: var(--text); }
.fcurve__line { fill: none; stroke: var(--red); stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }
.fcurve__line[data-i="1"], .fcurve__legend li[data-i="1"]::before { stroke: var(--ink); background: var(--ink); }
.fcurve__line[data-i="2"], .fcurve__legend li[data-i="2"]::before { stroke: #7C8794; background: #7C8794; }
.fcurve__line[data-i="3"], .fcurve__legend li[data-i="3"]::before { stroke: #B9C1CA; background: #B9C1CA; }
.fcurve__guide { stroke: var(--ink); stroke-width: 1; stroke-dasharray: 3 4; opacity: 0; }
.fcurve__dot { fill: var(--white); stroke: var(--red); stroke-width: 2.5; opacity: 0; }
.fcurve__dot[data-i="1"] { stroke: var(--ink); }
.fcurve.is-reading .fcurve__guide, .fcurve.is-reading .fcurve__dot { opacity: 1; }
.fcurve__read { position: absolute; top: 12px; transform: translateX(-50%); padding: 7px 12px; border-radius: 10px; background: var(--ink); color: #fff; font-size: 13px; font-variant-numeric: tabular-nums; white-space: nowrap; pointer-events: none; opacity: 0; transition: opacity .15s; }
.fcurve.is-reading .fcurve__read { opacity: 1; }
.fcurve__legend { display: flex; flex-wrap: wrap; gap: 8px 20px; margin: 14px 0 0; padding: 0; list-style: none; color: var(--muted); font-size: 13.5px; }
.fcurve__legend li { display: flex; align-items: center; gap: 8px; }
.fcurve__legend li::before { content: ''; width: 18px; height: 3px; border-radius: 2px; background: var(--red); }
.fcurves .tdata__note { margin-top: 18px; }