/* ==========================================================================
   Sealing Technologies — design system
   1. Tokens & fonts      5. Header / navigation    9. Page components
   2. Base                6. Hero                  10. Forms
   3. Layout & utilities  7. Homepage sections     11. Footer & sticky CTA
   4. Buttons & links     8. Illustrations         12. Motion & print
   ========================================================================== */

/* 1. Tokens & fonts ------------------------------------------------------- */
@font-face {
  font-family: "Manrope";
  src: url("../fonts/manrope-latin-wght-normal.woff2") format("woff2");
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("../fonts/inter-latin-wght-normal.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Palette: deep petrol surfaces, teal ink on light, signal yellow for highlights.
     To re-colour the site, change these values (keep each *-rgb in step with its hex). */
  --primary: #0A2A31;
  --primary-700: #0F3A44;
  --primary-600: #16525E;
  --graphite: #0B181B;
  --graphite-900: #060F11;
  --teal: #14A3AD;
  --accent: #FFC233;
  --accent-hover: #FFD264;
  --accent-ink: #0B7480;
  --primary-rgb: 10, 42, 49;
  --graphite-rgb: 11, 24, 27;
  --teal-rgb: 20, 163, 173;
  --accent-rgb: 255, 194, 51;
  --accent-ink-rgb: 11, 116, 128;

  --steel: #687475;
  --steel-700: #525E60;
  --light: #F5F3EE;
  --white: #FFFFFF;
  --ink: #0D1F23;
  --text: #465254;
  --line: #E5E2D9;
  --line-strong: #CFCBBF;
  --line-dark: rgba(255, 255, 255, .12);
  --danger: #B3261E;
  --success: #1E6B3A;

  --font-head: "Manrope", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-label: var(--font-head);
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;

  --container: 1280px;
  --gutter: clamp(20px, 4vw, 40px);
  --section: clamp(72px, 9vw, 128px);
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --pill: 999px;
  --shadow-sm: 0 1px 2px rgba(var(--primary-rgb), .05), 0 4px 14px rgba(var(--primary-rgb), .05);
  --shadow-md: 0 14px 34px -12px rgba(var(--primary-rgb), .18);
  --shadow-lg: 0 30px 60px -24px rgba(var(--primary-rgb), .32);
  --overlap: clamp(28px, 4vw, 52px);
  --ease: cubic-bezier(.2, .7, .2, 1);
  --header-h: 76px;
}

/* 2. Base ------------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 24px);
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  color: var(--ink);
  font-weight: 750;
  line-height: 1.12;
  letter-spacing: -.026em;
  margin: 0 0 .5em;
  text-wrap: balance;
}
h3 { font-size: 1.25rem; font-weight: 700; letter-spacing: -.014em; line-height: 1.25; }
p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg { max-width: 100%; }
img { display: block; height: auto; }
a { color: inherit; text-decoration: none; }
address { font-style: normal; }
strong { font-weight: 650; color: inherit; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
table { border-collapse: collapse; width: 100%; }
sup { line-height: 0; }

/* dark surfaces set --focus to the yellow so the ring stays visible */
:focus-visible { outline: 2px solid var(--focus, var(--accent-ink)); outline-offset: 3px; }
::selection { background: var(--accent); color: var(--primary); }

.skip-link {
  position: absolute; left: 12px; top: -60px; z-index: 200;
  background: var(--accent); color: var(--primary); font-weight: 700; padding: 12px 20px; border-radius: var(--pill);
  transition: top .2s;
}
.skip-link:focus { top: 12px; }

.visually-hidden, .hp-field {
  position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.il-defs { position: absolute; }

/* 3. Layout & utilities ---------------------------------------------------- */
.container { width: 100%; max-width: calc(var(--container) + 2 * var(--gutter)); margin-inline: auto; padding-inline: var(--gutter); }
.container--narrow { max-width: calc(860px + 2 * var(--gutter)); }

.section { padding-block: var(--section); position: relative; }
.section--tight { padding-block: clamp(48px, 6vw, 80px); }
.section--light { background: var(--light); }
.section--brand { background-color: var(--primary); color: rgba(255, 255, 255, .78); --focus: var(--accent); }
.section--deep { background-color: var(--graphite); color: rgba(255, 255, 255, .78); --focus: var(--accent); }
.section--brand h2, .section--brand h3, .section--deep h2, .section--deep h3 { color: var(--white); }
.section--brand .lead, .section--deep .lead { color: rgba(255, 255, 255, .9); }

/* dot-grid backdrop with a soft teal glow (dark surfaces) */
.bg-grid {
  background-image:
    radial-gradient(rgba(255, 255, 255, .075) 1px, transparent 1.5px),
    radial-gradient(60% 85% at 100% 0%, rgba(var(--teal-rgb), .24), transparent 68%);
  background-size: 24px 24px, 100% 100%;
  background-position: center top, 0 0;
  background-repeat: repeat, no-repeat;
}

.eyebrow {
  display: flex; align-items: center; gap: 9px; width: fit-content; max-width: 100%;
  font: 700 .75rem/1.3 var(--font-label);
  letter-spacing: .09em; text-transform: uppercase;
  color: var(--accent-ink);
  background: rgba(var(--accent-ink-rgb), .09);
  padding: 7px 14px 7px 12px; border-radius: var(--pill);
  margin: 0 0 20px;
}
.eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; flex: none; }
.eyebrow:has(.eyebrow__no) { padding-left: 5px; }
.eyebrow:has(.eyebrow__no)::before { display: none; }
.eyebrow__no { flex: none; font-size: .6875rem; letter-spacing: .04em; padding: 4px 9px; border-radius: var(--pill); background: var(--accent-ink); color: var(--white); font-variant-numeric: tabular-nums; }
.eyebrow--light { color: rgba(255, 255, 255, .88); background: rgba(255, 255, 255, .08); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .1); }
.eyebrow--light::before { background: var(--accent); }
.eyebrow--light .eyebrow__no { background: var(--accent); color: var(--primary); }

.lead { font-size: clamp(1.125rem, 1.5vw, 1.3rem); line-height: 1.55; color: var(--ink); font-weight: 450; }
.fine-print { font-size: .8125rem; color: var(--steel-700); margin-top: 24px; }

.sec-head { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 24px clamp(32px, 6vw, 96px); align-items: end; margin-bottom: clamp(40px, 5vw, 64px); }
.sec-head--single { grid-template-columns: minmax(0, 860px); }
.sec-head--center { text-align: center; justify-content: center; }
.sec-head--center .eyebrow { margin-inline: auto; }
.sec-head__title { font-size: clamp(1.85rem, 3.5vw, 3rem); margin: 0; }
@media (max-width: 899px) {
  .sec-head { grid-template-columns: minmax(0, 1fr); align-items: start; }
  .sec-head__side { padding-bottom: 0; }
}
.sec-head__lead { margin-bottom: 14px; }
.sec-head__side { padding-bottom: 6px; }
.split__content .sec-head__title, .feature__content .sec-head__title, .sector__content .sec-head__title, .support__content .sec-head__title { margin-bottom: 24px; }

.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.btn-row--center { justify-content: center; margin-top: 48px; }

.stretched::after { content: ""; position: absolute; inset: 0; z-index: 2; }

.check-list { display: grid; gap: 12px; margin: 28px 0 32px; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; font-weight: 500; color: var(--ink); line-height: 1.45; }
.check-list .icon { box-sizing: content-box; padding: 3px; border-radius: 50%; color: var(--accent-ink); background: rgba(var(--accent-ink-rgb), .12); flex: none; margin-top: 1px; }
.check-list--cols { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 28px; }
.check-list--sm { gap: 8px; margin: 16px 0 0; font-size: .9375rem; }
.check-list--sm li { font-weight: 450; color: var(--text); }
.check-list--light li { color: rgba(255, 255, 255, .92); }
.check-list--light .icon { color: var(--accent); background: rgba(var(--accent-rgb), .16); }

.tag-list { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 24px; }
.tag-list li { font-size: .8125rem; line-height: 1.3; padding: 6px 12px; border: 1px solid var(--line); color: var(--steel-700); background: var(--light); border-radius: var(--pill); }

.chip-label { font: 700 .75rem/1 var(--font-label); letter-spacing: .1em; text-transform: uppercase; color: var(--steel-700); margin: 28px 0 12px; }
.section--brand .chip-label { color: rgba(255, 255, 255, .6); }
.chip-list { display: flex; flex-wrap: wrap; gap: 8px; }
.chip-list li { font: 700 .875rem/1 var(--font-head); padding: 10px 16px; border: 1px solid var(--line-strong); border-radius: var(--pill); color: var(--ink); }
.chip-list--light li { border-color: rgba(255, 255, 255, .2); background: rgba(255, 255, 255, .06); color: var(--white); }

/* figure card for drawings */
.sheet { position: relative; margin: 0; border: 1px solid var(--line); border-radius: var(--radius-xl); background: var(--white); padding: clamp(16px, 2.4vw, 32px); }
.sheet--dark { background: rgba(var(--primary-rgb), .72); border-color: rgba(255, 255, 255, .14); box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .7); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
.sheet--light { background: var(--light); border-color: transparent; }
.sheet__caption { font: 600 .75rem/1.5 var(--font-label); letter-spacing: .02em; color: var(--steel-700); margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--line); }
.sheet--light .sheet__caption { border-color: var(--line-strong); }
.sheet--dark .sheet__caption, .cyl--dark .sheet__caption { color: rgba(255, 255, 255, .62); border-color: var(--line-dark); }

/* 4. Buttons & links ------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font: 700 .9375rem/1.2 var(--font-head); letter-spacing: .005em;
  padding: 14px 26px; min-height: 52px;
  border: 1.5px solid transparent; border-radius: var(--pill);
  transition: background-color .2s, color .2s, border-color .2s, box-shadow .25s, transform .25s var(--ease);
  cursor: pointer; text-align: center;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: none; }
.btn .icon { transition: transform .25s var(--ease); flex: none; }
.btn:hover .icon:last-child { transform: translateX(4px); }
.btn--lg { padding: 17px 32px; min-height: 60px; font-size: 1rem; }
.btn--sm { padding: 10px 20px; min-height: 44px; font-size: .875rem; }
.btn--block { width: 100%; }
.btn--primary { background: var(--accent); color: var(--primary); box-shadow: 0 10px 24px -12px rgba(var(--accent-rgb), .9); }
.btn--primary:hover { background: var(--accent-hover); box-shadow: 0 14px 28px -12px rgba(var(--accent-rgb), 1); }
.btn--dark { background: var(--primary); color: var(--white); }
.btn--dark:hover { background: var(--primary-600); box-shadow: var(--shadow-md); }
.btn--outline { border-color: rgba(var(--primary-rgb), .22); color: var(--primary); }
.btn--outline:hover { background: var(--primary); border-color: var(--primary); color: var(--white); }
.btn--ghost-light { border-color: rgba(255, 255, 255, .28); background: rgba(255, 255, 255, .06); color: var(--white); }
.btn--ghost-light:hover { background: var(--white); color: var(--primary); border-color: var(--white); }
.btn[disabled] { opacity: .6; cursor: progress; transform: none; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 10px;
  font: 700 .9375rem/1.2 var(--font-head); color: var(--primary);
  padding-block: 4px;
}
.link-arrow .icon { box-sizing: content-box; padding: 7px; border-radius: 50%; flex: none; color: var(--accent-ink); background: rgba(var(--accent-ink-rgb), .1); transition: background-color .25s, color .25s, transform .25s var(--ease); }
a.link-arrow:hover .icon, article:hover .link-arrow .icon { background: var(--accent); color: var(--primary); transform: translateX(3px); }
.link-arrow--light { color: var(--white); }
.link-arrow--light .icon { color: var(--accent); background: rgba(255, 255, 255, .1); }

/* 5. Header / navigation ---------------------------------------------------- */
.topbar { background: var(--primary); color: rgba(255, 255, 255, .76); font-size: .8125rem; --focus: var(--accent); }
.topbar__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 40px; }
.topbar__msg { display: flex; align-items: center; gap: 10px; margin: 0; font: 600 .8125rem/1.3 var(--font-label); letter-spacing: .01em; color: var(--white); }
.topbar__dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(var(--accent-rgb), .22); flex: none; }
.topbar__meta { display: flex; gap: 24px; }
.topbar__meta li { display: flex; align-items: center; gap: 7px; white-space: nowrap; }
.topbar__meta .icon { color: var(--accent); }
.topbar__meta a:hover { color: var(--white); }

/* the blur sits on a pseudo-element: a backdrop-filter on the header itself would trap the fixed mobile menu */
.site-header { position: sticky; top: 0; z-index: 100; transition: box-shadow .25s; }
.site-header::before { content: ""; position: absolute; inset: 0; z-index: -1; background: rgba(255, 255, 255, .9); border-bottom: 1px solid rgba(var(--primary-rgb), .08); -webkit-backdrop-filter: saturate(1.6) blur(16px); backdrop-filter: saturate(1.6) blur(16px); }
.site-header.is-stuck { box-shadow: 0 10px 30px -12px rgba(var(--primary-rgb), .18); }
.site-header__inner { display: flex; align-items: center; gap: 24px; min-height: var(--header-h); }

.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--primary); flex: none; }
.brand__mark { flex: none; }
.brand__arc { stroke: var(--accent); }
.brand__text { display: flex; flex-direction: column; font-family: var(--font-head); text-transform: uppercase; line-height: 1; }
.brand__text strong { font-size: 1.1875rem; font-weight: 800; letter-spacing: .06em; }
.brand__text span { font-size: .6875rem; font-weight: 700; letter-spacing: .3em; color: var(--accent-ink); margin-top: 5px; }
.brand--light { color: var(--white); }
.brand--light .brand__text span { color: rgba(255, 255, 255, .6); }

.nav { margin-left: auto; }
.nav__list { display: flex; align-items: center; gap: 2px; }
.nav__item { position: relative; display: flex; align-items: center; border-radius: var(--pill); transition: background-color .2s; }
.nav__link { display: block; padding: 10px 12px; font: 600 .9375rem/1.2 var(--font-head); color: var(--ink); white-space: nowrap; transition: color .2s; }
.nav__link:hover, .nav__link.is-active { color: var(--accent-ink); }
.has-menu .nav__link { padding-right: 4px; }
.nav__toggle { display: grid; place-items: center; width: 24px; height: 36px; color: var(--steel); margin-right: 6px; }
.nav__toggle .icon { transition: transform .2s; }
.nav__toggle[aria-expanded="true"] .icon { transform: rotate(180deg); }
.nav__menu {
  position: absolute; top: 100%; left: 0; min-width: 310px; padding-top: 16px;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: opacity .2s, transform .25s var(--ease), visibility .2s;
}
.nav__menu ul { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 8px; box-shadow: var(--shadow-lg); }
.nav__menu a { display: flex; align-items: center; gap: 12px; padding: 11px 14px; border-radius: var(--radius); font: 600 .9375rem/1.3 var(--font-head); color: var(--ink); transition: background-color .15s, color .15s; }
.nav__menu a:hover { background: var(--light); color: var(--accent-ink); }
.nav__no { font: 700 .6875rem/1 var(--font-label); color: var(--accent-ink); background: rgba(var(--accent-ink-rgb), .1); padding: 5px 7px; border-radius: 7px; letter-spacing: .02em; font-variant-numeric: tabular-nums; }
.nav__all { border-top: 1px solid var(--line); margin-top: 6px; padding-top: 6px; }
.nav__all a { color: var(--accent-ink); }
.nav__all .icon { color: var(--accent-ink); }
.has-menu:hover .nav__menu, .has-menu:focus-within .nav__menu, .has-menu.is-open .nav__menu { opacity: 1; visibility: visible; transform: none; }
.nav__foot { display: none; }
@media (min-width: 1200px) {
  .nav__item:hover, .nav__item:focus-within, .nav__item:has(> .is-active) { background: rgba(var(--accent-ink-rgb), .08); }
}

.site-header__cta { flex: none; }
.nav-burger { display: none; width: 48px; height: 48px; margin-right: -10px; position: relative; flex: none; border-radius: 50%; }
.nav-burger span { position: absolute; left: 13px; right: 13px; height: 2px; border-radius: 2px; background: var(--primary); transition: transform .25s var(--ease), opacity .2s; }
.nav-burger span:nth-child(1) { top: 16px; }
.nav-burger span:nth-child(2) { top: 23px; }
.nav-burger span:nth-child(3) { top: 30px; }
.nav-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 1199px) {
  :root { --header-h: 68px; }
  .nav-burger { display: block; }
  .site-header__cta { margin-left: auto; }
  .nav {
    position: fixed; inset: var(--nav-top, 108px) 0 0 0; z-index: 99; margin: 0;
    background: var(--primary); color: var(--white); --focus: var(--accent);
    display: flex; flex-direction: column;
    overflow-y: auto; overscroll-behavior: contain;
    padding: 12px var(--gutter) 32px;
    opacity: 0; visibility: hidden; transform: translateY(-8px);
    transition: opacity .25s, transform .25s, visibility .25s;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .nav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav__item { flex-wrap: wrap; border-radius: 0; border-bottom: 1px solid var(--line-dark); }
  .nav__link { flex: 1; padding: 18px 0; font-size: 1.125rem; color: var(--white); }
  .nav__link:hover, .nav__link.is-active { color: var(--accent); }
  .nav__toggle { width: 56px; height: 56px; margin: 0 -16px 0 0; color: var(--white); }
  .nav__menu { position: static; width: 100%; min-width: 0; padding: 0; opacity: 1; visibility: visible; transform: none; display: none; }
  .has-menu.is-open .nav__menu { display: block; }
  .nav__menu ul { background: none; border: 0; border-radius: 0; box-shadow: none; padding: 0 0 14px; }
  .nav__menu a { color: rgba(255, 255, 255, .82); padding: 12px 0 12px 16px; border-radius: 0; border-left: 1px solid var(--line-dark); }
  .nav__menu a:hover { background: none; color: var(--white); }
  .nav__no { color: var(--accent); background: rgba(255, 255, 255, .08); }
  .nav__all { border: 0; margin: 0; padding: 0; }
  .nav__all a, .nav__all .icon { color: var(--accent); }
  .nav__foot { display: grid; gap: 12px; margin-top: 28px; }
  body.nav-open { overflow: hidden; }
}
@media (max-width: 767px) {
  .topbar__meta { display: none; }
  .topbar__inner { justify-content: center; min-height: 36px; }
  .topbar__msg { font-size: .75rem; }
  .site-header__cta { display: none; }
  .nav-burger { margin-left: auto; }
  .brand__text strong { font-size: 1.0625rem; }
  .brand__text span { font-size: .625rem; }
  .brand__mark { width: 34px; height: 34px; }
}

/* 6. Hero -------------------------------------------------------------------- */
.hero { position: relative; isolation: isolate; overflow: hidden; background: var(--primary); color: rgba(255, 255, 255, .8); --focus: var(--accent); }
.hero:has(+ .stats) { padding-bottom: calc(var(--overlap) + 12px); }
.hero__bg { position: absolute; inset: -8% 0 -8% 34%; z-index: -3; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; filter: brightness(1.5) contrast(1.05); }
.hero--photo::before {
  content: ""; position: absolute; inset: 0; z-index: -2;
  background:
    linear-gradient(90deg, var(--primary) 0%, var(--primary) 32%, rgba(var(--primary-rgb), .8) 54%, rgba(var(--primary-rgb), .42) 100%),
    linear-gradient(0deg, rgba(var(--primary-rgb), .88), transparent 40%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(46% 60% at 6% 0%, rgba(var(--teal-rgb), .3), transparent 70%),
    radial-gradient(36% 46% at 96% 100%, rgba(var(--accent-rgb), .1), transparent 70%);
}
.hero__grid { position: absolute; inset: 0; z-index: -1; -webkit-mask-image: linear-gradient(90deg, #000 0%, rgba(0, 0, 0, .25) 75%); mask-image: linear-gradient(90deg, #000 0%, rgba(0, 0, 0, .25) 75%); }
.hero__inner { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr); gap: clamp(32px, 5vw, 88px); align-items: center; padding-block: clamp(56px, 7.5vw, 112px); }
.hero__title { font-size: clamp(2.5rem, 5.6vw, 4.625rem); font-weight: 800; line-height: 1.02; letter-spacing: -.036em; color: var(--white); margin-bottom: 28px; }
.hero__title span { color: var(--accent); }
.hero__lead { font-size: clamp(1.125rem, 1.6vw, 1.375rem); line-height: 1.5; max-width: 34em; color: rgba(255, 255, 255, .86); margin-bottom: 0; }
.hero .btn-row { margin-top: 40px; }
.hero__engineer { margin-top: 28px; }
.hero__engineer .icon:first-child { padding: 0; background: none; transform: none; color: var(--accent); }
.hero__figure { padding: clamp(16px, 2vw, 28px); }
.hero__range { border-top: 1px solid var(--line-dark); }
.hero__range ul { display: flex; flex-wrap: wrap; gap: 8px; padding-block: 18px; }
.hero__range li { display: flex; align-items: center; }
.hero__range a { font: 600 .8125rem/1.3 var(--font-label); color: rgba(255, 255, 255, .8); padding: 8px 14px; border: 1px solid rgba(255, 255, 255, .14); border-radius: var(--pill); background: rgba(255, 255, 255, .04); transition: color .2s, background-color .2s, border-color .2s; }
.hero__range a:hover { color: var(--primary); background: var(--accent); border-color: var(--accent); }

@media (max-width: 991px) {
  .hero__inner { grid-template-columns: minmax(0, 1fr); }
  .hero__bg { inset: 0; }
  .hero--photo::before { background: linear-gradient(180deg, rgba(var(--primary-rgb), .9), rgba(var(--primary-rgb), .82) 55%, var(--primary)); }
  .hero__figure { max-width: 620px; }
}
.hero__figure--compact { display: none; }
@media (max-width: 575px) {
  .hero .btn { width: 100%; }
  .hero__range { display: none; }
  .hero__figure--full { display: none; }
  .hero__figure--compact { display: block; }
  .hero__figure--compact .il { max-width: 300px; margin-inline: auto; }
}

/* 7. Homepage sections ------------------------------------------------------- */

/* stats: a card that overlaps the hero above it */
.stats { display: flow-root; position: relative; z-index: 2; }
.stats:has(+ .section--light) { background: var(--light); }
.stats__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: calc(-1 * var(--overlap)); background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); }
.stat { padding: clamp(24px, 3vw, 40px) clamp(18px, 2.4vw, 36px); border-left: 1px solid var(--line); }
.stat:first-child { border-left: 0; }
.stat__value { font: 800 clamp(2.25rem, 4.4vw, 3.5rem)/1 var(--font-head); letter-spacing: -.04em; color: var(--primary); margin: 0 0 12px; font-variant-numeric: tabular-nums; }
.stat__value sup { color: var(--accent-ink); font-size: .6em; vertical-align: .42em; margin-left: 2px; }
.stat__value--text { font-size: clamp(1.625rem, 3vw, 2.5rem); padding-block: .2em; letter-spacing: -.03em; }
.stat__label { font: 700 1.0625rem/1.3 var(--font-head); color: var(--ink); margin: 0 0 4px; }
.stat__note { font-size: .875rem; color: var(--steel-700); margin: 0; }
@media (max-width: 899px) {
  .stats__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat { border-top: 1px solid var(--line); }
  .stat:nth-child(odd) { border-left: 0; }
  .stat:nth-child(-n+2) { border-top: 0; }
}

/* category cards */
.cat-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(16px, 2vw, 28px); }
.cat-card { display: flex; flex-direction: column; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); position: relative; transition: border-color .3s, box-shadow .35s, transform .35s var(--ease); }
.cat-card:hover { border-color: transparent; box-shadow: var(--shadow-lg); transform: translateY(-6px); }
.cat-card__media { display: grid; place-items: center; position: relative; aspect-ratio: 16 / 10; margin: 8px 8px 0; border-radius: 14px; background-color: var(--primary); overflow: hidden; padding: 20px; }
.cat-card__media .il { position: absolute; inset: 22px; width: calc(100% - 44px); height: calc(100% - 44px); transition: transform .5s var(--ease); }
.cat-card:hover .cat-card__media .il { transform: scale(1.05); }
.cat-card__photo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.cat-card__no { position: absolute; top: 12px; left: 12px; z-index: 1; font: 700 .75rem/1 var(--font-label); letter-spacing: .04em; color: var(--accent); background: rgba(var(--graphite-rgb), .55); padding: 7px 10px; border-radius: var(--pill); font-variant-numeric: tabular-nums; }
.cat-card__body { display: flex; flex-direction: column; align-items: flex-start; flex: 1; padding: clamp(20px, 2.2vw, 28px); }
.cat-card__title { font-size: 1.375rem; font-weight: 750; margin-bottom: 12px; }
.cat-card__title a:hover { color: var(--accent-ink); }
.cat-card__text { font-size: .9688rem; margin-bottom: 20px; }
.cat-card__label { font: 700 .6875rem/1 var(--font-label); letter-spacing: .1em; text-transform: uppercase; color: var(--steel); margin-bottom: 10px; }
.cat-card .link-arrow { margin-top: auto; }
@media (max-width: 1023px) { .cat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 639px) {
  .cat-grid { grid-template-columns: minmax(0, 1fr); }
  .cat-card__media { aspect-ratio: 2 / 1; }
}

/* split (about) */
.split { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(40px, 7vw, 112px); align-items: center; }
.split__media { position: relative; isolation: isolate; }
.media { position: relative; margin: 0; }
.media__img { overflow: hidden; border-radius: var(--radius-xl); background: var(--primary); }
.media__img img { width: 100%; height: 100%; object-fit: cover; }
.media--tall .media__img { aspect-ratio: 4 / 4.6; }
.media--wide .media__img { aspect-ratio: 16 / 10; }
.media--drawn { background-color: var(--primary); border-radius: var(--radius-xl); display: grid; place-items: center; padding: clamp(24px, 5vw, 56px); aspect-ratio: 4 / 4.2; }
.media--drawn .media__drawing { width: 100%; max-width: 460px; }
.media--tick::before { content: ""; position: absolute; left: -16px; top: -16px; width: 132px; height: 132px; border-radius: var(--radius-xl); background: var(--accent); z-index: -1; pointer-events: none; }
.badge-years { position: absolute; right: -20px; bottom: 36px; z-index: 2; display: flex; align-items: center; gap: 16px; background: var(--white); padding: 20px 26px; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.badge-years strong { font: 800 3rem/1 var(--font-head); letter-spacing: -.04em; color: var(--accent-ink); }
.badge-years span { font: 700 .75rem/1.45 var(--font-label); letter-spacing: .08em; text-transform: uppercase; color: var(--steel-700); }
@media (max-width: 991px) {
  .split { grid-template-columns: minmax(0, 1fr); }
  .media--tall .media__img { aspect-ratio: 16 / 11; }
  .badge-years { right: 12px; bottom: 12px; padding: 14px 18px; }
  .badge-years strong { font-size: 2.25rem; }
  .media--tick::before { left: -8px; top: -8px; width: 88px; height: 88px; }
}

/* feature sections */
.feature__inner { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(40px, 6vw, 96px); align-items: center; }
.feature__note { font-size: .875rem; color: rgba(255, 255, 255, .62); margin: 20px 0 32px; max-width: 34em; }
.profile-table { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(8px, 1vw, 14px); }
.profile-table__cell { margin: 0; padding: clamp(12px, 1.6vw, 22px); border: 1px solid var(--line-dark); border-radius: var(--radius-lg); background: rgba(255, 255, 255, .045); transition: background-color .25s, border-color .25s, transform .3s var(--ease); }
.profile-table__cell:hover { background: rgba(255, 255, 255, .08); border-color: rgba(var(--accent-rgb), .55); transform: translateY(-3px); }
.profile-table figcaption { font: 700 .75rem/1.3 var(--font-label); letter-spacing: .02em; color: rgba(255, 255, 255, .8); margin-top: 12px; }
@media (max-width: 991px) {
  .feature__inner { grid-template-columns: minmax(0, 1fr); }
  .feature--reverse .feature__figure { order: 2; }
}
@media (max-width: 479px) { .profile-table { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

/* hydraulic cylinder figure */
.cyl { margin: 0; }
.cyl__scroll { overflow-x: auto; border: 1px solid var(--line-dark); border-radius: var(--radius-lg); background: var(--graphite); padding: clamp(12px, 2vw, 28px); -webkit-overflow-scrolling: touch; }
.cyl__scroll .il { min-width: 760px; }
.cyl__legend { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-top: 12px; }
.cyl__legend li { display: flex; gap: 14px; padding: 16px 18px; border: 1px solid var(--line-dark); border-radius: 16px; background: rgba(255, 255, 255, .04); font-size: .875rem; line-height: 1.45; color: rgba(255, 255, 255, .68); cursor: default; transition: background-color .2s, border-color .2s; }
.cyl__legend li strong { display: block; font: 700 1rem/1.3 var(--font-head); color: var(--white); margin-bottom: 2px; }
.cyl__legend li:hover, .cyl__legend li.is-active { background: rgba(var(--accent-rgb), .1); border-color: rgba(var(--accent-rgb), .6); }
.cyl__no { flex: none; display: grid; place-items: center; width: 28px; height: 28px; border: 1.5px solid var(--accent); border-radius: 50%; font: 700 .8125rem/1 var(--font-head); color: var(--white); }
.cyl .sheet__caption { border-top: 0; }
.cyl--light .cyl__scroll { background: var(--light); border-color: var(--line); }
.cyl--light .cyl__legend li { border-color: var(--line); background: var(--white); color: var(--text); }
.cyl--light .cyl__legend li:hover, .cyl--light .cyl__legend li.is-active { background: rgba(var(--accent-ink-rgb), .07); border-color: var(--accent-ink); }
.cyl--light .cyl__legend li strong, .cyl--light .cyl__no { color: var(--ink); }
.cyl--light .cyl__no { border-color: var(--accent-ink); }
@media (max-width: 991px) { .cyl__legend { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 479px) { .cyl__legend { grid-template-columns: minmax(0, 1fr); } }

/* industry cards */
.ind-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: clamp(12px, 1.6vw, 24px); }
.ind-card { position: relative; display: flex; align-items: flex-end; overflow: hidden; isolation: isolate; border-radius: var(--radius-lg); background-color: var(--primary); color: var(--white); min-height: 300px; grid-column: span 4; --focus: var(--accent); transition: box-shadow .35s, transform .35s var(--ease); }
.ind-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.ind-card--lg { grid-column: span 6; min-height: 420px; }
.ind-card--sm { grid-column: span 3; min-height: 280px; }
.ind-card__img { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.ind-card::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(var(--primary-rgb), .08) 0%, rgba(var(--primary-rgb), .68) 50%, rgba(var(--primary-rgb), .97) 100%); transition: opacity .3s; }
.ind-card--plain::before { display: none; }
.ind-card:hover .ind-card__img { transform: scale(1.06); }
.ind-card__body { padding: clamp(20px, 2.2vw, 32px); width: 100%; }
.ind-card__no { display: inline-block; font: 700 .75rem/1 var(--font-label); letter-spacing: .04em; color: var(--accent); background: rgba(var(--graphite-rgb), .5); padding: 7px 10px; border-radius: var(--pill); margin-bottom: 14px; font-variant-numeric: tabular-nums; }
.ind-card__title { font-size: clamp(1.25rem, 1.8vw, 1.625rem); font-weight: 750; color: var(--white); margin-bottom: 8px; }
.ind-card--lg .ind-card__title { font-size: clamp(1.625rem, 2.6vw, 2.25rem); }
.ind-card__text { font-size: .9375rem; line-height: 1.5; color: rgba(255, 255, 255, .8); max-width: 34em; margin-bottom: 14px; }
.ind-card--sm .ind-card__text { display: none; }
.ind-card__more { display: inline-flex; align-items: center; gap: 10px; font: 700 .875rem/1 var(--font-head); color: var(--white); }
.ind-card__more .icon { box-sizing: content-box; padding: 7px; border-radius: 50%; background: rgba(255, 255, 255, .12); color: var(--accent); transition: background-color .25s, color .25s, transform .25s var(--ease); }
.ind-card:hover .ind-card__more .icon { background: var(--accent); color: var(--primary); transform: translateX(3px); }
@media (max-width: 1099px) {
  .ind-card, .ind-card--sm { grid-column: span 6; min-height: 260px; }
  .ind-card--lg { grid-column: span 6; min-height: 320px; }
  .ind-card--sm .ind-card__text { display: block; }
}
@media (max-width: 639px) {
  .ind-card, .ind-card--sm, .ind-card--lg { grid-column: span 12; min-height: 220px; }
  .ind-card__text { display: none !important; }
}

/* sector (steel / cement) */
.sector { isolation: isolate; overflow: hidden; }
.sector__bg { position: absolute; inset: 0; z-index: -1; }
.sector__bg img { width: 100%; height: 100%; object-fit: cover; }
.sector__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(var(--primary-rgb), .97) 0%, rgba(var(--primary-rgb), .9) 50%, rgba(var(--primary-rgb), .78) 100%); }
.sector__inner { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(40px, 6vw, 96px); align-items: center; }
.landscape { border: 1px solid var(--line); border-radius: var(--radius-xl); background: var(--white); padding: clamp(24px, 3vw, 44px); position: relative; box-shadow: var(--shadow-md); }
.landscape__title { font-size: 1.5rem; font-weight: 750; margin-bottom: 8px; }
.landscape__intro { font-size: .9688rem; margin-bottom: 20px; }
.landscape__list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 28px; border-top: 1px solid var(--line); }
.landscape__list li { padding: 13px 0; border-bottom: 1px solid var(--line); font: 650 .9688rem/1.3 var(--font-head); color: var(--ink); display: flex; align-items: center; gap: 10px; }
.landscape__list li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--line-strong); flex: none; }
.landscape__note { font-size: .75rem; line-height: 1.55; color: var(--steel-700); margin-top: 20px; }
.landscape--light { background: rgba(var(--primary-rgb), .6); border-color: rgba(255, 255, 255, .16); box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .7); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
.landscape--light .landscape__title, .landscape--light .landscape__list li { color: var(--white); }
.landscape--light .landscape__intro { color: rgba(255, 255, 255, .78); }
.landscape--light .landscape__list, .landscape--light .landscape__list li { border-color: var(--line-dark); }
.landscape--light .landscape__list li::before { background: var(--accent); }
.landscape--light .landscape__note { color: rgba(255, 255, 255, .58); }
@media (max-width: 991px) {
  .sector__inner { grid-template-columns: minmax(0, 1fr); }
  .sector__inner--reverse .landscape { order: 2; }
}
@media (max-width: 479px) { .landscape__list { grid-template-columns: minmax(0, 1fr); } }

/* materials strip */
.mat-strip { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: clamp(10px, 1.2vw, 16px); }
.mat-cell { display: flex; flex-direction: column; padding: clamp(20px, 2vw, 28px); border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); transition: background-color .3s, border-color .3s, color .3s, box-shadow .35s, transform .35s var(--ease); position: relative; }
.mat-cell__code { font: 800 clamp(1.75rem, 2.6vw, 2.5rem)/1 var(--font-head); letter-spacing: -.03em; color: var(--primary); margin-bottom: 10px; transition: color .3s; }
.mat-cell__name { font: 700 .6875rem/1.4 var(--font-label); letter-spacing: .1em; text-transform: uppercase; color: var(--accent-ink); margin-bottom: 16px; transition: color .3s; }
.mat-cell__text { font-size: .9063rem; line-height: 1.5; margin-bottom: 24px; }
.mat-cell__more { margin-top: auto; display: inline-flex; align-items: center; gap: 8px; font: 700 .8125rem/1 var(--font-head); color: var(--primary); transition: color .3s; }
.mat-cell__more .icon { color: var(--accent-ink); transition: transform .25s var(--ease), color .3s; }
.mat-cell:hover { background: var(--primary); border-color: var(--primary); color: rgba(255, 255, 255, .8); box-shadow: var(--shadow-lg); transform: translateY(-6px); }
.mat-cell:hover .mat-cell__code, .mat-cell:hover .mat-cell__more { color: var(--white); }
.mat-cell:hover .mat-cell__name, .mat-cell:hover .mat-cell__more .icon { color: var(--accent); }
.mat-cell:hover .mat-cell__more .icon { transform: translateX(4px); }
@media (max-width: 1099px) {
  .mat-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mat-cell:last-child:nth-child(odd) { grid-column: 1 / -1; }
}
@media (max-width: 479px) { .mat-strip { grid-template-columns: minmax(0, 1fr); } }

/* application tiles */
.app-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(10px, 1.4vw, 20px); }
.app-tile { position: relative; aspect-ratio: 4 / 3; overflow: hidden; isolation: isolate; border-radius: var(--radius-lg); background-color: var(--primary); color: var(--white); --focus: var(--accent); }
.app-tile img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform .8s var(--ease); }
.app-tile::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(var(--primary-rgb), .08) 30%, rgba(var(--primary-rgb), .92) 100%); }
.app-tile--plain::before { display: none; }
.app-tile a { position: absolute; inset: 0; display: flex; align-items: flex-end; gap: 12px; padding: clamp(14px, 1.6vw, 22px); }
.app-tile__icon { flex: none; display: grid; place-items: center; width: 42px; height: 42px; border-radius: var(--radius); color: var(--accent); background: rgba(var(--graphite-rgb), .6); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); transition: background-color .25s, color .25s; }
.app-tile__name { font: 700 clamp(.9375rem, 1.2vw, 1.0625rem)/1.25 var(--font-head); padding-bottom: 10px; }
.app-tile:hover img { transform: scale(1.06); }
.app-tile:hover .app-tile__icon { background: var(--accent); color: var(--primary); }
@media (max-width: 991px) { .app-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 639px) {
  .app-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .app-tile a { flex-direction: column; align-items: flex-start; justify-content: flex-end; gap: 8px; }
  .app-tile__icon { width: 34px; height: 34px; }
  .app-tile__name { padding-bottom: 0; }
}

/* why us */
.why-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(10px, 1.2vw, 16px); }
.why-card { padding: clamp(22px, 2.2vw, 32px); border: 1px solid var(--line-dark); border-radius: var(--radius-lg); background: rgba(255, 255, 255, .045); font-size: .9375rem; line-height: 1.55; transition: background-color .3s, border-color .3s, transform .35s var(--ease); }
.why-card:hover { background: rgba(255, 255, 255, .08); border-color: rgba(255, 255, 255, .22); transform: translateY(-4px); }
.why-card__icon { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 16px; background: rgba(var(--accent-rgb), .14); color: var(--accent); margin-bottom: 24px; }
.why-card__title { font-size: 1.125rem; margin-bottom: 10px; }
@media (max-width: 1099px) { .why-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 539px) { .why-grid { grid-template-columns: minmax(0, 1fr); } }

/* support map */
.support__inner { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(40px, 7vw, 112px); align-items: center; }
.support__map { max-width: 520px; width: 100%; justify-self: center; }
.support__figure { display: flex; align-items: center; gap: 24px; padding: 20px 26px; margin: 32px 0 24px; border-radius: var(--radius-lg); background: var(--light); }
.section--light .support__figure { background: var(--white); }
.support__figure p { margin: 0; max-width: 26em; }
.support__count { font: 800 clamp(3.5rem, 6vw, 5rem)/1 var(--font-head); letter-spacing: -.05em; color: var(--accent-ink); font-variant-numeric: tabular-nums; }
.region-list { display: flex; flex-wrap: wrap; gap: 8px; }
.region-list li { font: 700 .8125rem/1 var(--font-label); padding: 10px 16px; border: 1px solid var(--line-strong); border-radius: var(--pill); color: var(--ink); }
@media (max-width: 991px) {
  .support__inner { grid-template-columns: minmax(0, 1fr); }
  .support__map { max-width: 400px; }
}

/* article cards */
.art-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(16px, 2vw, 28px); }
.art-card { position: relative; display: flex; flex-direction: column; align-items: flex-start; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: clamp(22px, 2.4vw, 32px); transition: border-color .3s, box-shadow .35s, transform .35s var(--ease); }
.art-card:hover { border-color: transparent; box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.art-card__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px; font: 600 .75rem/1.4 var(--font-label); color: var(--steel-700); margin-bottom: 18px; }
.art-card__meta span:first-child { font-weight: 700; color: var(--accent-ink); background: rgba(var(--accent-ink-rgb), .09); padding: 5px 11px; border-radius: var(--pill); }
.art-card__title { font-size: 1.25rem; font-weight: 750; margin-bottom: 12px; }
.art-card__text { font-size: .9375rem; margin-bottom: 24px; }
.art-card .link-arrow { margin-top: auto; }
.art-card[hidden] { display: none; }
.art-grid--home { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); grid-template-rows: repeat(3, auto); }
.art-card--featured {
  grid-row: 1 / -1; background-color: var(--primary); border-color: var(--primary); color: rgba(255, 255, 255, .8); justify-content: flex-end; min-height: 380px; padding: clamp(28px, 3.4vw, 52px); --focus: var(--accent);
  background-image: radial-gradient(rgba(255, 255, 255, .075) 1px, transparent 1.5px), radial-gradient(70% 80% at 100% 0%, rgba(var(--teal-rgb), .34), transparent 68%);
  background-size: 24px 24px, 100% 100%; background-repeat: repeat, no-repeat;
}
.art-card--featured .art-card__title { font-size: clamp(1.625rem, 2.6vw, 2.375rem); color: var(--white); }
.art-card--featured .art-card__meta { color: rgba(255, 255, 255, .66); }
.art-card--featured .art-card__meta span:first-child { color: var(--primary); background: var(--accent); }
.art-card--featured .art-card__text { font-size: 1.0625rem; max-width: 32em; }
.art-card--featured .link-arrow { color: var(--white); margin-top: 0; }
.art-card--featured .link-arrow .icon { color: var(--accent); background: rgba(255, 255, 255, .1); }
.art-card--featured:hover .link-arrow .icon { color: var(--primary); background: var(--accent); }
.art-grid--home .art-card:not(.art-card--featured) .art-card__text { display: none; }
.art-grid--home .art-card:not(.art-card--featured) .art-card__title { margin-bottom: 18px; }
@media (max-width: 991px) {
  .art-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .art-grid--home { grid-template-columns: minmax(0, 1fr); grid-template-rows: none; }
  .art-card--featured { grid-row: auto; min-height: 300px; }
}
@media (max-width: 639px) { .art-grid { grid-template-columns: minmax(0, 1fr); } }

/* CTA band */
.cta-band { background-color: var(--primary); color: rgba(255, 255, 255, .8); padding-block: clamp(64px, 8vw, 112px); --focus: var(--accent); }
.cta-band--photo { position: relative; isolation: isolate; overflow: hidden; }
.cta-band__bg { position: absolute; inset: 0; z-index: -1; }
.cta-band__bg img { width: 100%; height: 100%; object-fit: cover; }
.cta-band__bg::after { content: ""; position: absolute; inset: 0; background: radial-gradient(50% 90% at 0% 0%, rgba(var(--teal-rgb), .3), transparent 70%), linear-gradient(90deg, rgba(var(--primary-rgb), .97) 0%, rgba(var(--primary-rgb), .9) 55%, rgba(var(--primary-rgb), .72) 100%); }
.cta-band__inner { display: grid; grid-template-columns: minmax(0, 1.3fr) auto; gap: 40px clamp(40px, 6vw, 96px); align-items: center; }
.cta-band__title { font-size: clamp(2rem, 4.2vw, 3.5rem); color: var(--white); margin-bottom: 18px; }
.cta-band__text { font-size: 1.125rem; max-width: 36em; }
.cta-band__actions { display: grid; gap: 12px; min-width: 260px; }
@media (max-width: 899px) { .cta-band__inner { grid-template-columns: minmax(0, 1fr); } }

/* 8. Illustrations ------------------------------------------------------------ */
/* --il-accent: teal on light backgrounds, yellow on dark */
.il { display: block; width: 100%; height: auto; color: var(--primary); --il-accent: var(--teal); fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linejoin: round; stroke-linecap: round; overflow: visible; }
.il--dark { color: var(--white); --il-accent: var(--accent); }
.il .hw { stroke-width: 1; opacity: .5; }
.il .hw-fill { fill: currentColor; fill-opacity: .06; stroke: none; }
.il .m { fill: currentColor; stroke: none; }
.il .s { stroke: var(--il-accent); stroke-width: 2; }
.il .s-fill { fill: var(--il-accent); stroke: none; }
.il .p { fill: rgba(104, 116, 117, .2); }
.il--dark .p { fill: rgba(255, 255, 255, .16); }
.il .c { stroke-width: .8; stroke-dasharray: 10 3 2 3; opacity: .5; }
.il .d { stroke: var(--il-accent); stroke-width: 1; }
.il .d.thin { stroke-width: .6; opacity: .8; }
.il text { font: 600 7px/1 var(--mono); letter-spacing: .08em; fill: currentColor; stroke: none; }
.il .nss * { vector-effect: non-scaling-stroke; }

.il--hero text { font-size: 12.5px; letter-spacing: .1em; fill: rgba(255, 255, 255, .82); }
.il--hero .il-front text { font: 700 14px/1 var(--font-head); fill: var(--accent); letter-spacing: 0; }
.il--hero .il-title text { font-size: 10.5px; fill: rgba(255, 255, 255, .6); }

.il--anatomy text { font-size: 10.5px; letter-spacing: .12em; }
.il--anatomy .nss .s { stroke-width: 5; }
@media (max-width: 575px) { .il--anatomy text { font-size: 13.5px; letter-spacing: .06em; } }

.il--cylinder .b { stroke-width: 1.4; }
.il--cylinder .rod { fill: currentColor; fill-opacity: .08; }
.il--cylinder .hole { fill: var(--graphite); }
.il--cylinder:not(.il--dark) .hole { fill: var(--light); }
.il--cylinder .oil { fill: var(--il-accent); fill-opacity: .08; stroke: none; }
.il--cylinder .part { transition: opacity .25s; }
.il--cylinder .part rect, .il--cylinder .part circle { fill: var(--il-accent); stroke: none; }
.il--cylinder .callout { transition: opacity .25s; }
.il--cylinder .callout__dot { fill: var(--graphite); stroke: var(--il-accent); stroke-width: 1.5; }
.il--cylinder:not(.il--dark) .callout__dot { fill: var(--white); }
.il--cylinder .callout text { font: 700 13px/1 var(--font-head); letter-spacing: 0; }
.il--cylinder.has-active .part:not(.is-active), .il--cylinder.has-active .callout:not(.is-active) { opacity: .22; }

.il--map .map-land { fill: rgba(var(--accent-ink-rgb), .07); stroke: var(--primary); stroke-width: 1.1; }
.il--map .map-region circle { fill: rgba(var(--teal-rgb), .1); stroke: var(--teal); stroke-width: 1; stroke-dasharray: 3 5; }
.il--map text { font-size: 11px; font-weight: 700; letter-spacing: .18em; fill: var(--primary); }
.il--map .map-hq__dot { fill: var(--accent); stroke: var(--primary); stroke-width: 2; }
.il--map .map-hq__pulse { fill: var(--accent); fill-opacity: .45; stroke: none; transform-box: fill-box; transform-origin: center; animation: pulse 2.6s ease-out infinite; }
.il--map .map-hq__sub { font-size: 8.5px; font-weight: 600; fill: var(--steel-700); }
@keyframes pulse { 0% { transform: scale(.5); opacity: .9; } 100% { transform: scale(2.2); opacity: 0; } }

/* 9. Page components ---------------------------------------------------------- */

/* inner page hero */
.page-hero { background-color: var(--primary); color: rgba(255, 255, 255, .82); padding-block: clamp(40px, 6vw, 88px); position: relative; overflow: hidden; --focus: var(--accent); }
.page-hero:has(+ .stats) { padding-bottom: calc(clamp(40px, 6vw, 88px) + var(--overlap)); }
.page-hero__inner { display: grid; gap: clamp(32px, 5vw, 80px); align-items: center; }
.page-hero--figure .page-hero__inner { grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); }
.page-hero__content { max-width: 880px; }
.page-hero__title { font-size: clamp(2.125rem, 4.6vw, 3.75rem); font-weight: 800; line-height: 1.05; letter-spacing: -.032em; color: var(--white); margin-bottom: 22px; }
.page-hero__lead { font-size: clamp(1.0625rem, 1.5vw, 1.3125rem); line-height: 1.55; max-width: 40em; color: rgba(255, 255, 255, .86); }
.page-hero__figure { max-width: 480px; width: 100%; justify-self: end; }
.page-hero__figure img { border-radius: var(--radius-lg); }
@media (max-width: 899px) {
  .page-hero--figure .page-hero__inner { grid-template-columns: minmax(0, 1fr); }
  .page-hero__figure { justify-self: start; max-width: 420px; }
}

.breadcrumb { margin-bottom: clamp(24px, 3vw, 40px); }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 4px 0; font: 600 .8125rem/1.5 var(--font-label); color: rgba(255, 255, 255, .6); }
.breadcrumb li + li::before { content: "›"; margin: 0 10px; color: rgba(255, 255, 255, .36); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb [aria-current] { color: var(--white); }

/* generic two-column intro */
.intro { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(40px, 6vw, 96px); align-items: start; }
.intro--center { align-items: center; }
.intro__aside { border: 1px solid var(--line); border-radius: var(--radius-xl); background: var(--white); box-shadow: var(--shadow-md); padding: clamp(24px, 3vw, 40px); }
.intro__aside h3 { margin-bottom: 18px; }
@media (max-width: 991px) { .intro { grid-template-columns: minmax(0, 1fr); } }

/* spec cards */
.spec-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(16px, 2vw, 28px); }
.spec-card { display: flex; flex-direction: column; overflow: hidden; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); scroll-margin-top: calc(var(--header-h) + 24px); transition: border-color .25s, box-shadow .3s; }
.spec-card:hover { box-shadow: var(--shadow-md); }
.spec-card:target { border-color: var(--accent-ink); box-shadow: 0 0 0 3px rgba(var(--accent-ink-rgb), .16); }
.spec-card__head { display: grid; grid-template-columns: 190px minmax(0, 1fr); gap: clamp(18px, 2vw, 28px); padding: clamp(20px, 2.2vw, 30px); }
.spec-card__media { background: var(--light); border-radius: 14px; padding: 12px; align-self: start; }
.spec-card__media img { width: 100%; border-radius: 8px; }
.spec-card__title { font-size: 1.3125rem; font-weight: 750; margin-bottom: 10px; }
.spec-card__intro p { font-size: .9688rem; }
.spec-list { margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); margin-top: auto; }
.spec-list > div { padding: 13px clamp(20px, 2.2vw, 30px); border-bottom: 1px solid var(--line); }
.spec-list > div:nth-child(odd) { border-right: 1px solid var(--line); }
.spec-list > div:last-child:nth-child(odd) { grid-column: 1 / -1; border-right: 0; }
.spec-list dt { font: 700 .6875rem/1.4 var(--font-label); letter-spacing: .09em; text-transform: uppercase; color: var(--steel-700); margin-bottom: 3px; }
.spec-list dd { margin: 0; font-size: .9063rem; line-height: 1.45; color: var(--ink); font-weight: 500; }
.spec-card__foot { padding: 14px clamp(20px, 2.2vw, 30px); background: var(--light); }
@media (max-width: 1099px) { .spec-grid { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 539px) {
  .spec-card__head { grid-template-columns: minmax(0, 1fr); }
  .spec-card__media { max-width: 240px; }
  .spec-list { grid-template-columns: minmax(0, 1fr); }
  .spec-list > div:nth-child(odd) { border-right: 0; }
}

/* numbered factor list (selection considerations) */
.factor-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: clamp(10px, 1.2vw, 14px); counter-reset: factor; }
.factor-grid li { counter-increment: factor; padding: 22px 24px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); font-size: .9375rem; line-height: 1.5; }
.factor-grid li::before { content: counter(factor, decimal-leading-zero); display: block; width: fit-content; font: 700 .75rem/1 var(--font-label); letter-spacing: .04em; color: var(--accent-ink); background: rgba(var(--accent-ink-rgb), .1); padding: 6px 10px; border-radius: var(--pill); margin-bottom: 14px; font-variant-numeric: tabular-nums; }
.factor-grid strong { display: block; font: 700 1.0625rem/1.3 var(--font-head); color: var(--ink); margin-bottom: 4px; }
.section--brand .factor-grid li, .section--deep .factor-grid li { background: rgba(255, 255, 255, .045); border-color: var(--line-dark); }
.section--brand .factor-grid strong, .section--deep .factor-grid strong { color: var(--white); }
.section--brand .factor-grid li::before, .section--deep .factor-grid li::before { color: var(--accent); background: rgba(var(--accent-rgb), .14); }

/* material blocks */
.mat-block { display: grid; grid-template-columns: minmax(0, 300px) minmax(0, 1fr); gap: clamp(24px, 5vw, 80px); padding-block: clamp(40px, 5vw, 72px); border-top: 1px solid var(--line); scroll-margin-top: calc(var(--header-h) + 8px); }
.mat-block:first-child { border-top: 0; padding-top: 0; }
.mat-block__code { font: 800 clamp(3rem, 6vw, 5rem)/.95 var(--font-head); letter-spacing: -.045em; color: var(--primary); margin-bottom: 14px; }
.mat-block__name { font: 700 1.125rem/1.3 var(--font-head); color: var(--ink); margin-bottom: 4px; }
.mat-block__aka { font: 600 .8125rem/1.5 var(--font-label); color: var(--steel-700); }
.mat-block__cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px clamp(24px, 4vw, 56px); margin-top: 28px; }
.mat-block h3 { font: 700 .75rem/1.4 var(--font-label); letter-spacing: .1em; text-transform: uppercase; color: var(--accent-ink); margin-bottom: 14px; }
.dash-list li { position: relative; padding: 0 0 10px 20px; font-size: .9688rem; line-height: 1.5; }
.dash-list li::before { content: ""; position: absolute; left: 0; top: .6em; width: 6px; height: 6px; border-radius: 50%; background: var(--accent-ink); opacity: .55; }
@media (max-width: 899px) { .mat-block { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 599px) { .mat-block__cols { grid-template-columns: minmax(0, 1fr); } }

/* data tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); -webkit-overflow-scrolling: touch; }
.data-table { min-width: 720px; font-size: .9375rem; }
.data-table th, .data-table td { padding: 15px 18px; text-align: left; border-bottom: 1px solid var(--line); border-right: 1px solid var(--line); vertical-align: top; line-height: 1.4; }
.data-table tr > :last-child { border-right: 0; }
.data-table tbody tr:last-child > * { border-bottom: 0; }
.data-table thead th { background: var(--primary); color: var(--white); font: 700 .9375rem/1.3 var(--font-head); border-color: rgba(255, 255, 255, .14); }
.data-table tbody th { font: 700 .75rem/1.4 var(--font-label); letter-spacing: .07em; text-transform: uppercase; color: var(--steel-700); background: var(--light); white-space: nowrap; }

/* application rows */
.app-list { display: grid; gap: clamp(16px, 2vw, 28px); grid-template-columns: repeat(2, minmax(0, 1fr)); }
.app-row { display: grid; grid-template-columns: 200px minmax(0, 1fr); overflow: hidden; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); scroll-margin-top: calc(var(--header-h) + 24px); transition: box-shadow .3s; }
.app-row:hover { box-shadow: var(--shadow-md); }
.app-row:target { border-color: var(--accent-ink); box-shadow: 0 0 0 3px rgba(var(--accent-ink-rgb), .16); }
.app-row__media { position: relative; background-color: var(--primary); min-height: 180px; display: grid; place-items: center; color: var(--accent); }
.app-row__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.app-row__body { padding: clamp(18px, 2vw, 28px); }
.app-row__body h3 { font-size: 1.25rem; font-weight: 750; margin-bottom: 8px; }
.app-row__body p { font-size: .9375rem; margin-bottom: 14px; }
.app-row .tag-list { margin: 0; }
@media (max-width: 1099px) { .app-list { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 539px) { .app-row { grid-template-columns: minmax(0, 1fr); } .app-row__media { min-height: 160px; } }

/* related links */
.link-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: clamp(12px, 1.6vw, 20px); }
.link-tile { position: relative; display: flex; flex-direction: column; gap: 6px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); transition: border-color .25s, box-shadow .3s, transform .3s var(--ease); }
.link-tile:hover { border-color: transparent; box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.link-tile strong { font: 750 1.125rem/1.3 var(--font-head); color: var(--ink); }
.link-tile span { font-size: .875rem; line-height: 1.5; color: var(--steel-700); }
.link-tile .icon { box-sizing: content-box; padding: 7px; border-radius: 50%; color: var(--accent-ink); background: rgba(var(--accent-ink-rgb), .1); margin-top: 10px; transition: background-color .25s, color .25s, transform .25s var(--ease); }
.link-tile:hover .icon { background: var(--accent); color: var(--primary); transform: translateX(3px); }

/* FAQ */
.faq { display: grid; gap: 10px; max-width: 900px; }
.faq__item { border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); padding-inline: clamp(18px, 2vw, 26px); transition: border-color .25s, box-shadow .25s; }
.faq__item:hover { border-color: var(--line-strong); }
.faq__item[open] { border-color: rgba(var(--accent-ink-rgb), .45); box-shadow: var(--shadow-md); }
.faq__item summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 20px 0; cursor: pointer; list-style: none; font: 700 1.0625rem/1.35 var(--font-head); color: var(--ink); }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary .icon { box-sizing: content-box; padding: 6px; border-radius: 50%; flex: none; color: var(--accent-ink); background: rgba(var(--accent-ink-rgb), .1); transition: transform .25s, background-color .25s, color .25s; }
.faq__item[open] summary .icon { transform: rotate(180deg); background: var(--accent); color: var(--primary); }
.faq__answer { padding: 0 44px 22px 0; max-width: 760px; }

/* article */
.article-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; font: 600 .8125rem/1.4 var(--font-label); color: rgba(255, 255, 255, .7); margin-top: 24px; }
.article-meta span:first-child { font-weight: 700; color: var(--primary); background: var(--accent); padding: 5px 12px; border-radius: var(--pill); }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: clamp(40px, 6vw, 96px); align-items: start; }
.article-aside { position: sticky; top: calc(var(--header-h) + 24px); display: grid; gap: 20px; }
.aside-box { border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 26px; background: var(--light); }
.aside-box--dark { background: var(--primary); border-color: var(--primary); color: rgba(255, 255, 255, .8); --focus: var(--accent); }
.aside-box h2 { font-size: 1.125rem; margin-bottom: 12px; }
.aside-box--dark h2 { color: var(--white); }
.aside-box p { font-size: .9375rem; margin-bottom: 18px; }
.aside-links li { border-top: 1px solid var(--line-strong); }
.aside-links li a { display: block; padding: 12px 0; font: 650 .9375rem/1.35 var(--font-head); color: var(--ink); }
.aside-links li a:hover { color: var(--accent-ink); }
@media (max-width: 1023px) { .article-layout { grid-template-columns: minmax(0, 1fr); } .article-aside { position: static; } }

.prose { max-width: 740px; font-size: 1.0938rem; line-height: 1.75; }
.prose > p:first-child { font-size: 1.25rem; line-height: 1.6; color: var(--ink); }
.prose h2 { font-size: clamp(1.5rem, 2.4vw, 1.875rem); margin: 2em 0 .6em; }
.prose h3 { font-size: 1.25rem; margin: 1.6em 0 .5em; }
.prose ul, .prose ol { margin: 0 0 1.3em; padding-left: 1.3em; }
.prose ul { list-style: none; padding-left: 0; }
.prose ul li { position: relative; padding-left: 24px; margin-bottom: .5em; }
.prose ul li::before { content: ""; position: absolute; left: 2px; top: .68em; width: 7px; height: 7px; border-radius: 50%; background: var(--accent-ink); }
.prose ol { list-style: decimal; }
.prose ol li { margin-bottom: .5em; padding-left: 6px; }
.prose ol li::marker { font-family: var(--font-head); font-weight: 700; color: var(--accent-ink); }
.prose a { color: var(--accent-ink); font-weight: 600; text-decoration: underline; text-decoration-color: rgba(var(--accent-ink-rgb), .35); text-decoration-thickness: 2px; text-underline-offset: 3px; }
.prose a:hover { text-decoration-color: var(--accent); }
.prose blockquote { margin: 1.6em 0; padding: 18px 24px; border-left: 4px solid var(--accent); border-radius: 0 var(--radius) var(--radius) 0; background: var(--light); color: var(--ink); font-size: 1.1875rem; }
.prose table { display: block; overflow-x: auto; margin: 1.6em 0; border: 1px solid var(--line); border-radius: var(--radius); font-size: .9375rem; line-height: 1.45; }
.prose th, .prose td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--line); border-right: 1px solid var(--line); vertical-align: top; min-width: 150px; }
.prose thead th { background: var(--primary); color: var(--white); font-family: var(--font-head); border-color: rgba(255, 255, 255, .14); }
.prose tbody tr:last-child td { border-bottom: 0; }
.prose--legal h2 { font-size: 1.375rem; }

/* knowledge centre filter */
.filter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 36px; }
.filter button { font: 700 .875rem/1 var(--font-head); padding: 12px 18px; min-height: 44px; border: 1px solid var(--line-strong); border-radius: var(--pill); color: var(--ink); background: var(--white); transition: background-color .2s, color .2s, border-color .2s; }
.filter button:hover { border-color: var(--accent-ink); color: var(--accent-ink); }
.filter button[aria-pressed="true"] { background: var(--primary); border-color: var(--primary); color: var(--white); }

/* contact */
.contact-grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(32px, 5vw, 80px); align-items: start; }
.info-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.info-item { display: grid; grid-template-columns: 52px minmax(0, 1fr); gap: 18px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.info-item__icon { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 16px; background: rgba(var(--accent-ink-rgb), .1); color: var(--accent-ink); }
.info-item h3 { font: 700 .75rem/1.4 var(--font-label); letter-spacing: .1em; text-transform: uppercase; color: var(--steel-700); margin-bottom: 6px; }
.info-item p, .info-item address { font: 650 1.0625rem/1.5 var(--font-head); color: var(--ink); margin: 0; }
.info-item a:hover { color: var(--accent-ink); }
.info-item small { display: block; font: 400 .875rem/1.5 var(--font-body); color: var(--steel-700); margin-top: 4px; }
.map-embed { position: relative; overflow: hidden; background-color: var(--primary); border: 1px solid var(--line); border-radius: var(--radius-xl); aspect-ratio: 21 / 8; min-height: 300px; width: 100%; }
.map-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.map-embed__placeholder { position: absolute; inset: 0; display: grid; place-content: center; justify-items: center; gap: 10px; text-align: center; color: rgba(255, 255, 255, .78); padding: 24px; }
.map-embed__placeholder .icon { color: var(--accent); }
.map-embed__placeholder strong { font: 750 1.375rem/1.3 var(--font-head); color: var(--white); }
.map-embed__placeholder small { font: 500 .8125rem/1.5 var(--font-body); color: rgba(255, 255, 255, .55); max-width: 46em; }
@media (max-width: 991px) { .contact-grid { grid-template-columns: minmax(0, 1fr); } }

/* 10. Forms ------------------------------------------------------------------- */
.form-panel { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-xl); box-shadow: var(--shadow-md); padding: clamp(20px, 3.4vw, 48px); position: relative; }
.form-panel__title { font-size: clamp(1.5rem, 2.4vw, 1.875rem); margin-bottom: 8px; }
.form-panel__intro { margin-bottom: 28px; }
.form-panel__intro .link-arrow { display: inline; color: var(--accent-ink); text-decoration: underline; text-decoration-color: rgba(var(--accent-ink-rgb), .35); text-decoration-thickness: 2px; text-underline-offset: 3px; }
.form-section { border: 0; padding: 0; margin: 0 0 12px; min-width: 0; }
.form-section legend { display: flex; align-items: center; gap: 12px; width: 100%; padding: 28px 0 18px; font: 750 1.1875rem/1.3 var(--font-head); color: var(--ink); }
.form-section legend span { font: 700 .75rem/1 var(--font-label); letter-spacing: .04em; color: var(--white); background: var(--accent-ink); padding: 6px 10px; border-radius: var(--pill); font-variant-numeric: tabular-nums; }
.form-section legend::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 24px; }
.form-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.field { display: flex; flex-direction: column; min-width: 0; }
.field--full { grid-column: 1 / -1; }
.field label { font: 650 .875rem/1.3 var(--font-head); color: var(--ink); margin-bottom: 8px; }
.field .req, .form-panel__intro .req { color: var(--danger); margin-left: 2px; }
.field .opt { font-weight: 500; color: var(--steel); font-size: .8125rem; margin-left: 4px; }
.input, .select, .textarea {
  width: 100%; font: 400 1rem/1.4 var(--font-body); color: var(--ink);
  background: #FBFAF7; border: 1px solid var(--line-strong); border-radius: var(--radius);
  padding: 14px 16px; min-height: 54px; appearance: none; -webkit-appearance: none;
  transition: border-color .2s, box-shadow .2s, background-color .2s;
}
.textarea { min-height: 132px; resize: vertical; }
.select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23687475' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 44px; }
.input::placeholder, .textarea::placeholder { color: #8E9899; }
.input:hover, .select:hover, .textarea:hover { border-color: var(--steel); }
.input:focus, .select:focus, .textarea:focus { outline: none; background-color: var(--white); border-color: var(--accent-ink); box-shadow: 0 0 0 4px rgba(var(--accent-ink-rgb), .16); }
.field.has-error .input, .field.has-error .select, .field.has-error .textarea { border-color: var(--danger); }
.field__error { font-size: .8125rem; color: var(--danger); font-weight: 600; margin-top: 6px; }
.field__hint { font-size: .8125rem; color: var(--steel-700); margin-top: 6px; }
.upload { display: flex; align-items: center; gap: 16px; padding: 18px; border: 1.5px dashed var(--line-strong); background: var(--light); border-radius: var(--radius-lg); transition: border-color .2s, background-color .2s; }
.upload:hover, .upload:focus-within { border-color: var(--accent-ink); background: rgba(var(--accent-ink-rgb), .05); }
.upload .icon { color: var(--accent-ink); flex: none; }
.upload input[type="file"] { font: 400 .9375rem var(--font-body); max-width: 100%; min-width: 0; color: var(--text); }
.upload input[type="file"]::file-selector-button { font: 700 .875rem var(--font-head); padding: 10px 16px; margin-right: 14px; border: 0; background: var(--primary); color: var(--white); border-radius: var(--pill); cursor: pointer; }
.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; margin-top: 28px; padding-top: 28px; border-top: 1px solid var(--line); }
.form-foot p { font-size: .8125rem; color: var(--steel-700); margin: 0; flex: 1; min-width: 220px; }
.form-foot a { text-decoration: underline; }
.alert { padding: 16px 20px; border: 1px solid; border-left-width: 4px; border-radius: var(--radius); margin-bottom: 24px; font-size: .9688rem; }
.alert--error { border-color: var(--danger); background: #FCF1F0; color: #7A1A14; }
.alert--success { border-color: var(--success); background: #EFF7F1; color: #154D2A; }
.alert ul { list-style: disc; padding-left: 20px; margin-top: 6px; }
@media (max-width: 767px) {
  .form-grid, .form-grid--3 { grid-template-columns: minmax(0, 1fr); }
  .form-foot .btn { width: 100%; }
  .upload { flex-direction: column; align-items: flex-start; }
}

.enquiry-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: clamp(28px, 4vw, 64px); align-items: start; }
.enquiry-aside { position: sticky; top: calc(var(--header-h) + 24px); display: grid; gap: 20px; }
.step-list { counter-reset: step; }
.step-list li { counter-increment: step; position: relative; padding: 0 0 18px 44px; font-size: .9375rem; line-height: 1.5; }
.step-list li::before { content: counter(step); position: absolute; left: 0; top: 0; display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--accent); font: 700 .8125rem/1 var(--font-head); color: var(--primary); }
.step-list li strong { display: block; color: var(--white); font-family: var(--font-head); }
@media (max-width: 1099px) { .enquiry-layout { grid-template-columns: minmax(0, 1fr); } .enquiry-aside { position: static; } }

.notice { text-align: center; max-width: 720px; margin-inline: auto; }
.notice__icon { display: inline-grid; place-items: center; width: 76px; height: 76px; border-radius: 24px; background: var(--primary); color: var(--accent); margin-bottom: 28px; }
.notice h1 { font-size: clamp(2rem, 4vw, 3rem); }
.notice .btn-row { justify-content: center; }
.notice__ref { display: inline-block; font: 600 .875rem/1 var(--mono); letter-spacing: .1em; padding: 12px 18px; border: 1px dashed var(--line-strong); border-radius: var(--pill); background: var(--light); margin: 8px 0 20px; color: var(--ink); }
.error-code { font: 800 clamp(5rem, 16vw, 11rem)/.9 var(--font-head); letter-spacing: -.05em; color: var(--light); -webkit-text-stroke: 2px var(--accent-ink); margin-bottom: 12px; }

/* 11. Footer & sticky CTA ------------------------------------------------------- */
.site-footer { background: var(--graphite-900); color: rgba(255, 255, 255, .66); font-size: .9375rem; --focus: var(--accent); }
.site-footer__top { display: grid; grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr)) minmax(0, 1.2fr); gap: 40px clamp(24px, 3vw, 56px); padding-block: clamp(56px, 7vw, 96px) clamp(40px, 5vw, 64px); }
.site-footer__tagline { font: 700 .8125rem/1.5 var(--font-label); letter-spacing: .02em; color: var(--accent); margin: 24px 0 14px; }
.site-footer__about { max-width: 30em; line-height: 1.6; }
.site-footer__title { font: 700 .75rem/1.4 var(--font-label); letter-spacing: .12em; text-transform: uppercase; color: var(--white); margin: 6px 0 20px; }
.site-footer__col li { margin-bottom: 11px; line-height: 1.4; }
.site-footer__col a { transition: color .2s; }
.site-footer__col a:hover { color: var(--accent); }
.site-footer__contact li { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 16px; line-height: 1.55; }
.site-footer__contact .icon { color: var(--accent); flex: none; margin-top: 4px; }
.social { display: flex; gap: 10px; margin-top: 24px; }
.social a, .social__placeholder { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .16); background: rgba(255, 255, 255, .04); color: var(--white); transition: background-color .2s, border-color .2s, color .2s, transform .25s var(--ease); }
.social a:hover { background: var(--accent); border-color: var(--accent); color: var(--primary); transform: translateY(-2px); }
.social__placeholder { opacity: .4; border-style: dashed; }
.site-footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; padding-block: 24px; border-top: 1px solid var(--line-dark); font-size: .8125rem; }
.site-footer__bottom p { margin: 0; }
.site-footer__bottom ul { display: flex; gap: 24px; }
.site-footer__bottom a:hover { color: var(--white); }
@media (max-width: 1099px) {
  .site-footer__top { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .site-footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 639px) {
  .site-footer__top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .site-footer__contact { grid-column: 1 / -1; }
}

.sticky-cta { display: none; }
@media (max-width: 767px) {
  .sticky-cta {
    display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); gap: 4px;
    position: fixed; left: 12px; right: 12px; bottom: calc(12px + env(safe-area-inset-bottom)); z-index: 90;
    background: var(--primary); border: 1px solid rgba(255, 255, 255, .14); border-radius: var(--pill); padding: 5px;
    box-shadow: 0 18px 40px -12px rgba(var(--graphite-rgb), .7); --focus: var(--accent);
    transform: translateY(calc(100% + 40px)); transition: transform .35s var(--ease);
  }
  .sticky-cta.is-visible { transform: none; }
  .sticky-cta__btn { display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 50px; padding: 10px 12px; border-radius: var(--pill); font: 700 .9375rem/1.2 var(--font-head); text-align: center; }
  .sticky-cta__btn--ghost { color: var(--white); }
  .sticky-cta__btn--ghost .icon { color: var(--accent); }
  .sticky-cta__btn--primary { background: var(--accent); color: var(--primary); }
  .site-footer { padding-bottom: 84px; }
  html:not(.js) .sticky-cta { transform: none; }
}

/* 12. Motion & print ------------------------------------------------------------ */
/* reveal runs as an animation so cards keep their own hover transitions */
.js [data-reveal] { opacity: 0; }
.js [data-reveal].is-in { opacity: 1; animation: reveal .7s var(--ease) var(--d, 0ms) backwards; }
@keyframes reveal { from { opacity: 0; transform: translateY(22px); } }
.js .draw { transition: stroke-dashoffset 1.8s var(--ease) .15s; }
[data-parallax] img { will-change: transform; }

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

@media print {
  .topbar, .site-header, .site-footer, .sticky-cta, .cta-band, .btn-row { display: none !important; }
  .js [data-reveal] { opacity: 1 !important; transform: none !important; animation: none !important; }
  body { font-size: 11pt; }
}

/* additions: 4-up category grid, photo page hero, data-table links */
@media (min-width: 1200px) { .cat-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.page-hero--photo { isolation: isolate; overflow: hidden; padding-block: clamp(56px, 8vw, 128px); }
.page-hero__bg { position: absolute; inset: 0; z-index: -2; }
.page-hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.page-hero--photo::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(46% 70% at 0% 0%, rgba(var(--teal-rgb), .28), transparent 70%), linear-gradient(90deg, rgba(var(--primary-rgb), .96) 0%, rgba(var(--primary-rgb), .86) 45%, rgba(var(--primary-rgb), .5) 100%); }
.page-hero--photo { background-image: none; }
.data-table a { color: var(--accent-ink); font-weight: 600; text-decoration: underline; text-decoration-color: rgba(var(--accent-ink-rgb), .35); text-underline-offset: 3px; }
.data-table tbody th a { text-decoration: none; }
.data-table a:hover { text-decoration-color: var(--accent); }
.cyl__kit .cyl__no { border-style: dashed; }
.h3 { font-size: 1.25rem; font-weight: 750; letter-spacing: -.014em; line-height: 1.25; }
nav.filter { margin-bottom: clamp(40px, 5vw, 64px); }

/* ==========================================================================
   13. Corporate profile: brands, clients
   ========================================================================== */
.brand-panel { border-radius: var(--radius-xl); background-color: var(--primary); padding: clamp(24px, 3.4vw, 44px); position: relative; box-shadow: var(--shadow-lg); }
.brand-panel__label { font: 700 .6875rem/1.4 var(--font-label); letter-spacing: .12em; text-transform: uppercase; color: rgba(255, 255, 255, .6); margin: 0 0 10px; }
.brand-panel__main { font: 800 clamp(1.75rem, 3vw, 2.5rem)/1.1 var(--font-head); letter-spacing: -.02em; color: var(--white); margin: 0 0 28px; padding-bottom: 28px; border-bottom: 1px solid var(--line-dark); }
.brand-panel__main span, .brand-panel__list span { font: 700 .6875rem/1 var(--font-label); letter-spacing: .06em; color: var(--accent); background: rgba(var(--accent-rgb), .14); padding: 4px 8px; border-radius: var(--pill); margin-left: 8px; vertical-align: middle; }
.brand-panel__list li { font: 700 1.25rem/1.3 var(--font-head); color: var(--white); padding: 12px 0; border-bottom: 1px solid var(--line-dark); }
.brand-panel__list li:last-child { border-bottom: 0; padding-bottom: 0; }

.client-group { font: 700 .75rem/1.4 var(--font-label); letter-spacing: .12em; text-transform: uppercase; color: var(--steel-700); margin: 32px 0 14px; }
.client-group:first-of-type { margin-top: 0; }
.section--deep .client-group, .section--brand .client-group { color: rgba(255, 255, 255, .62); }
.client-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: clamp(10px, 1.4vw, 18px); }
.client { display: grid; place-items: center; min-height: 104px; padding: 18px 20px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); text-align: center; }
.client img { max-width: 100%; max-height: 56px; width: auto; height: auto; object-fit: contain; }
.client__name { font: 750 1.0625rem/1.25 var(--font-head); letter-spacing: -.01em; color: var(--ink); }
@media (max-width: 559px) {
  .client-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .client { min-height: 84px; padding: 14px 12px; }
  .client__name { font-size: .9375rem; }
}
.landscape__list--clients { margin-bottom: 28px; }
.landscape__list--clients li::before { background: var(--accent); }
.site-footer__about + .site-footer__about { margin-top: 12px; color: rgba(255, 255, 255, .86); }

/* ==========================================================================
   14. Firm details, allied products
   ========================================================================== */
.fact-table { width: 100%; margin-top: 32px; border: 1px solid var(--line); border-radius: var(--radius-lg); border-collapse: separate; border-spacing: 0; overflow: hidden; background: var(--white); font-size: .9375rem; }
.fact-table th, .fact-table td { padding: 14px 18px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); line-height: 1.45; }
.fact-table tr:last-child > * { border-bottom: 0; }
.fact-table th { width: 38%; font: 700 .75rem/1.5 var(--font-label); letter-spacing: .07em; text-transform: uppercase; color: var(--steel-700); background: var(--light); }
.fact-table td { font-weight: 500; color: var(--ink); overflow-wrap: anywhere; }
.fact-table li + li { margin-top: 2px; }

.allied-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: clamp(12px, 1.6vw, 20px); }
.allied { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--white); }
.allied h3 { font: 750 1.125rem/1.3 var(--font-head); color: var(--ink); margin-bottom: 14px; }
.allied .dash-list li:last-child { padding-bottom: 0; }
.products-note { margin: clamp(24px, 3vw, 40px) 0 0; font-size: .9688rem; color: var(--steel-700); }
.products-note a { color: var(--accent-ink); font-weight: 600; text-decoration: underline; text-decoration-color: rgba(var(--accent-ink-rgb), .35); text-underline-offset: 3px; }
.products-note a:hover { text-decoration-color: var(--accent); }

.brand-panel__list small { display: block; font: 400 .875rem/1.4 var(--font-body); color: rgba(255, 255, 255, .7); margin-top: 2px; }
.site-footer__reg { font: 500 .75rem/1.5 var(--mono); letter-spacing: .06em; }