/* ==========================================================================
   ASHFORD ENERGY UK — Design System
   Monochrome · architectural · precise. White-dominant with strategic ink plates.
   No gradients, no glow, no rounded cards. Hairlines, negative space, sharp type.
   ========================================================================== */

/* ---------------------------------------------------------------- Tokens --- */
:root {
  /* Ink & paper */
  --ink:        #101113;   /* near-black, primary text + dark plates            */
  --ink-soft:   #2a2c30;   /* secondary on light                               */
  --muted:      #6d6f74;   /* tertiary / captions                              */
  --paper:      #ffffff;   /* primary background                               */
  --paper-2:    #f6f5f3;   /* warm off-white band                              */
  --paper-3:    #ecebe7;   /* slightly deeper band / fills                     */

  /* Hairlines */
  --line:        rgba(16, 17, 19, 0.14);
  --line-soft:   rgba(16, 17, 19, 0.08);
  --line-strong: rgba(16, 17, 19, 0.32);

  /* On-dark */
  --on-ink:        #f4f3f1;
  --on-ink-muted:  rgba(244, 243, 241, 0.58);
  --line-on-ink:   rgba(244, 243, 241, 0.16);
  --line-on-ink-s: rgba(244, 243, 241, 0.30);

  /* Type */
  --font-display: 'Archivo', 'Arial Narrow', system-ui, sans-serif;
  --font-body:    'Hanken Grotesk', system-ui, -apple-system, sans-serif;
  --font-mono:    'IBM Plex Mono', ui-monospace, 'SFMono-Regular', monospace;

  /* Metrics */
  --container: 1320px;
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --header-h: 76px;

  /* Motion */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --dur: 0.55s;
}

/* ---------------------------------------------------------------- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: 'ss01', 'cv05';
  overflow-x: hidden;
}

img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul { list-style: none; }
::selection { background: var(--ink); color: var(--paper); }

/* ------------------------------------------------------------ Primitives --- */
.wrap {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 500;
}

/* Eyebrow: short rule + tracked mono label */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: currentColor;
  opacity: 0.7;
}
.eyebrow--bare::before { display: none; }

/* Display headings */
.display {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; }

.rule { border: 0; border-top: 1px solid var(--line); }

/* Links with underline reveal */
.link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--ink);
  padding-bottom: 3px;
  background-image: linear-gradient(currentColor, currentColor);
  background-size: 0% 1px;
  background-repeat: no-repeat;
  background-position: 0 100%;
  transition: background-size var(--dur) var(--ease);
}
.link:hover { background-size: 100% 1px; }
.link__arrow { transition: transform var(--dur) var(--ease); }
.link:hover .link__arrow { transform: translateX(5px); }

/* Buttons — square, hairline, ink-invert on hover */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
  padding: 1.05rem 1.6rem;
  border: 1px solid var(--ink);
  color: var(--ink);
  background: transparent;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.btn svg { width: 14px; height: 14px; transition: transform var(--dur) var(--ease); }
.btn:hover { background: var(--ink); color: var(--paper); }
.btn:hover svg { transform: translateX(4px); }

.btn--solid { background: var(--ink); color: var(--paper); }
.btn--solid:hover { background: transparent; color: var(--ink); }

.btn--ghost { border-color: var(--line); }
.btn--ghost:hover { border-color: var(--ink); }

/* On dark */
.btn--on-ink { border-color: var(--line-on-ink-s); color: var(--on-ink); }
.btn--on-ink:hover { background: var(--on-ink); color: var(--ink); border-color: var(--on-ink); }
.btn--solid-on-ink { background: var(--on-ink); color: var(--ink); border-color: var(--on-ink); }
.btn--solid-on-ink:hover { background: transparent; color: var(--on-ink); }

/* Plate — framed technical container with corner ticks */
.plate { position: relative; }
.plate::before, .plate::after {
  content: '';
  position: absolute;
  width: 9px; height: 9px;
  border: 1px solid var(--line-strong);
  pointer-events: none;
}
.plate::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.plate::after  { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }

/* ------------------------------------------------------------ Utility bar -- */
.topbar {
  background: var(--ink);
  color: var(--on-ink);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: 38px;
}
.topbar__group { display: flex; align-items: center; gap: 1.4rem; }
.topbar__item { color: var(--on-ink-muted); display: inline-flex; align-items: center; gap: 0.55rem; }
.topbar__item b { color: var(--on-ink); font-weight: 500; }
.topbar__dot { width: 6px; height: 6px; background: var(--on-ink); display: inline-block; }
@media (max-width: 760px) { .topbar__group--right { display: none; } }

/* --------------------------------------------------------------- Header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--paper);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.site-header.is-stuck { border-bottom-color: var(--line); }
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 2rem;
}

/* Brand — real logo asset */
.brand { display: inline-flex; align-items: center; line-height: 1; }
.brand__img { display: block; height: 42px; width: auto; }
.site-footer .brand__img { height: 46px; filter: brightness(0) invert(1); } /* black logo -> white on dark footer */
@media (max-width: 520px) { .brand__img { height: 34px; } }

/* Legacy live-text lockup (kept for reference; no longer used) */
.brand--text { display: inline-flex; align-items: center; gap: 0; flex-direction: column; align-items: flex-start; line-height: 1; }
.brand__word {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.32rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--ink);
  padding-left: 0.06em;
}
.brand__sub {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 5px;
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.46em;
  text-transform: uppercase;
  color: var(--muted);
  width: 100%;
}
.brand__sub::before, .brand__sub::after { content: ''; flex: 1; height: 1px; background: var(--line); }
.brand__sub span { white-space: nowrap; }

/* Primary nav */
.nav { display: flex; align-items: center; gap: 2.4rem; }
.nav__list { display: flex; align-items: center; gap: 2.1rem; }
.nav__link {
  position: relative;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--ink-soft);
  padding: 0.4rem 0;
  transition: color var(--dur) var(--ease);
}
.nav__link::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 100%; height: 1px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur) var(--ease);
}
.nav__link:hover, .nav__link[aria-current="page"] { color: var(--ink); }
.nav__link:hover::after, .nav__link[aria-current="page"]::after { transform: scaleX(1); }

/* Dropdown (Products) */
.nav__item { position: relative; }
.nav__toggle { display: inline-flex; align-items: center; gap: 0.5rem; }
.nav__toggle svg { width: 9px; height: 9px; transition: transform var(--dur) var(--ease); }
.nav__item:hover .nav__toggle svg, .nav__item:focus-within .nav__toggle svg { transform: rotate(180deg); }

.dropdown {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  width: 360px;
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease), visibility var(--dur);
  box-shadow: 0 24px 60px -30px rgba(16,17,19,0.35);
}
.nav__item:hover .dropdown, .nav__item:focus-within .dropdown {
  opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0);
}
.dropdown::before {
  content: '';
  position: absolute; left: 0; right: 0; top: -14px; height: 14px;
}
.dropdown__item {
  display: grid;
  grid-template-columns: 2.6rem 1fr;
  align-items: baseline;
  gap: 0.4rem;
  padding: 0.85rem 0.9rem;
  border-bottom: 1px solid var(--line-soft);
  transition: background var(--dur) var(--ease);
}
.dropdown__item:last-child { border-bottom: 0; }
.dropdown__item:hover { background: var(--paper-2); }
.dropdown__idx { font-family: var(--font-mono); font-size: 0.66rem; color: var(--muted); letter-spacing: 0.1em; }
.dropdown__name { font-family: var(--font-display); font-weight: 600; font-size: 0.95rem; text-transform: uppercase; letter-spacing: 0.02em; }
.dropdown__desc { grid-column: 2; font-size: 0.78rem; color: var(--muted); line-height: 1.4; margin-top: 2px; }

/* Burger */
.burger {
  display: none;
  width: 44px; height: 44px;
  border: 1px solid var(--line);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.burger span { width: 18px; height: 1.5px; background: var(--ink); transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease); }
.burger.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  top: 0;
  z-index: 99;
  background: var(--paper);
  padding: calc(var(--header-h) + 2rem) var(--gutter) 2rem;
  display: flex;
  flex-direction: column;
  transform: translateY(-100%);
  transition: transform var(--dur) var(--ease);
  overflow-y: auto;
}
.mobile-menu.is-open { transform: translateY(0); }
.mobile-menu__link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}
.mobile-menu__link .mono { color: var(--muted); font-size: 0.62rem; }
.mobile-menu__sub { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.06em; text-transform: none; color: var(--muted); padding: 0.7rem 0 0.7rem 1.2rem; border-bottom: 1px solid var(--line-soft); }

/* --------------------------------------------------------------- Layout ---- */
.section { padding-block: clamp(4.5rem, 9vw, 9rem); }
.section--tight { padding-block: clamp(3.5rem, 6vw, 6rem); }
.section--alt { background: var(--paper-2); }
.section--ink { background: var(--ink); color: var(--on-ink); }
.section--ink .eyebrow, .section--ink .muted { color: var(--on-ink-muted); }
.section--ink .rule { border-color: var(--line-on-ink); }

.section-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.6rem;
  margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
}
.section-head--split {
  grid-template-columns: 1.1fr 0.9fr;
  align-items: end;
  gap: 3rem;
}
.section-title {
  font-size: clamp(2rem, 4.6vw, 3.6rem);
  line-height: 1.0;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  max-width: 18ch;
}
.section-lede { font-size: clamp(1rem, 1.4vw, 1.18rem); color: var(--ink-soft); line-height: 1.6; max-width: 52ch; }
.muted { color: var(--muted); }

@media (max-width: 880px) {
  .section-head--split { grid-template-columns: 1fr; align-items: start; }
}

/* ---------------------------------------------------------------- Hero ----- */
.hero {
  position: relative;
  background: var(--ink);
  color: var(--on-ink);
  min-height: calc(100svh - var(--header-h) - 38px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
}
.hero__media {
  position: absolute;
  inset: 0;
  background-color: #0c0d0f;
  /* background-image is set inline on the element so url() resolves
     relative to the HTML page (works on the dev server and via file://) */
  background-size: cover;
  background-position: center 42%;
  filter: grayscale(1) contrast(1.06);
}
/* Directional scrim: heavy on the lower-left (text), light on the centre-right (product) */
.hero__media::after {
  content: '';
  position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(16,17,19,0.86) 0%, rgba(16,17,19,0.46) 33%, rgba(16,17,19,0.06) 64%, rgba(16,17,19,0.24) 100%),
    linear-gradient(180deg, rgba(16,17,19,0.42) 0%, rgba(16,17,19,0.16) 34%, rgba(16,17,19,0.40) 66%, rgba(16,17,19,0.95) 100%);
}
/* faint technical grid over hero */
.hero__grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line-on-ink) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-on-ink) 1px, transparent 1px);
  background-size: 96px 96px;
  opacity: 0.4;
  -webkit-mask-image: radial-gradient(ellipse at 30% 60%, #000 30%, transparent 85%);
          mask-image: radial-gradient(ellipse at 30% 60%, #000 30%, transparent 85%);
}
.hero__inner { position: relative; z-index: 2; padding-block: clamp(3rem, 7vw, 6rem); width: 100%; }
.hero__meta {
  display: flex; gap: 1.4rem; flex-wrap: wrap;
  padding-bottom: 1.6rem; margin-bottom: 2.4rem;
  border-bottom: 1px solid var(--line-on-ink);
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--on-ink-muted);
  text-shadow: 0 1px 18px rgba(16, 17, 19, 0.7);
}
.hero__meta span { display: inline-flex; align-items: center; gap: 0.6rem; }
.hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.3rem, 5.6vw, 5.5rem);
  line-height: 0.96;
  letter-spacing: -0.025em;
  text-transform: uppercase;
  color: var(--on-ink);
  max-width: 16ch;
  text-shadow: 0 2px 44px rgba(16, 17, 19, 0.5);
}
.hero__title .thin { font-weight: 300; }
.hero__title .outline {
  -webkit-text-stroke: 1px var(--on-ink);
  color: transparent;
}
.hero__bottom {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  align-items: end;
  gap: 2.5rem;
  margin-top: clamp(2rem, 5vw, 3.5rem);
}
.hero__sub { font-size: clamp(1rem, 1.4vw, 1.2rem); color: var(--on-ink-muted); max-width: 46ch; line-height: 1.6; text-shadow: 0 1px 24px rgba(16, 17, 19, 0.6); }
.hero__cta { display: flex; gap: 1rem; flex-wrap: wrap; }
@media (max-width: 880px) { .hero__bottom { grid-template-columns: 1fr; } }

/* Scroll cue */
.scrollcue {
  position: absolute; right: var(--gutter); bottom: 2rem; z-index: 3;
  display: flex; flex-direction: column; align-items: center; gap: 0.8rem;
  font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.2em; color: var(--on-ink-muted);
  writing-mode: vertical-rl;
}
.scrollcue__line { writing-mode: horizontal-tb; width: 1px; height: 46px; background: var(--line-on-ink-s); position: relative; overflow: hidden; }
.scrollcue__line::after { content: ''; position: absolute; inset: 0; background: var(--on-ink); animation: cue 2.4s var(--ease) infinite; }
@keyframes cue { 0% { transform: translateY(-100%); } 60%,100% { transform: translateY(100%); } }
@media (max-width: 760px) { .scrollcue { display: none; } }

/* ------------------------------------------------------------ Marquee bar -- */
.ticker {
  border-block: 1px solid var(--line);
  background: var(--paper);
  overflow: hidden;
  padding-block: 1.4rem;
}
.ticker__track { display: flex; gap: 4rem; width: max-content; animation: ticker 38s linear infinite; }
.ticker:hover .ticker__track { animation-play-state: paused; }
.ticker__item { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); display: inline-flex; align-items: center; gap: 4rem; }
.ticker__item::after { content: '/'; color: var(--line-strong); }
@keyframes ticker { to { transform: translateX(-50%); } }

/* -------------------------------------------------------- Capability grid -- */
.cap-grid { display: grid; grid-template-columns: repeat(12, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.cap {
  grid-column: span 4;
  padding: 2.4rem 2rem 2.6rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  position: relative;
  min-height: 260px;
  display: flex; flex-direction: column;
  transition: background var(--dur) var(--ease);
}
.cap:hover { background: var(--paper-2); }
.cap__idx { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.16em; color: var(--muted); }
.cap__title { font-size: 1.35rem; text-transform: uppercase; letter-spacing: 0.01em; margin-top: 1.6rem; line-height: 1.05; }
.cap__desc { color: var(--muted); font-size: 0.92rem; margin-top: 0.9rem; line-height: 1.55; }
.cap__link { margin-top: auto; padding-top: 1.6rem; }
@media (max-width: 980px) { .cap { grid-column: span 6; } }
@media (max-width: 620px) { .cap { grid-column: span 12; min-height: 0; } }

/* --------------------------------------------------------- Product index --- */
.prod-list { border-top: 1px solid var(--line); }
.prod-row {
  display: grid;
  grid-template-columns: 5.5rem 1.3fr 1.6fr auto;
  align-items: center;
  gap: 2rem;
  padding: 2.2rem 0.5rem;
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: padding var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.prod-row:hover { background: var(--ink); color: var(--on-ink); padding-inline: 1.6rem; }
.prod-row:hover .prod-row__idx, .prod-row:hover .prod-row__desc { color: var(--on-ink-muted); }
.prod-row:hover .prod-row__arrow { color: var(--on-ink); transform: translateX(6px); }
.prod-row__idx { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; color: var(--muted); }
.prod-row__name { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.3rem, 2.6vw, 2rem); text-transform: uppercase; letter-spacing: -0.01em; line-height: 1.02; }
.prod-row__desc { color: var(--muted); font-size: 0.92rem; line-height: 1.5; }
.prod-row__arrow { justify-self: end; font-size: 1.4rem; transition: transform var(--dur) var(--ease), color var(--dur) var(--ease); }
@media (max-width: 880px) {
  .prod-row { grid-template-columns: 3.2rem 1fr auto; gap: 1.2rem; }
  .prod-row__desc { display: none; }
}

/* ----------------------------------------------------------- Stat strip ---- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
.stat { padding: 2.4rem 2rem; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat__num { font-family: var(--font-display); font-weight: 700; font-size: clamp(2.4rem, 5vw, 3.6rem); line-height: 1; letter-spacing: -0.03em; }
.stat__num sup { font-size: 0.4em; vertical-align: super; font-weight: 500; }
.stat__label { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-top: 1rem; line-height: 1.5; }
.section--ink .stat { border-color: var(--line-on-ink); }
.section--ink .stat__label { color: var(--on-ink-muted); }
@media (max-width: 760px) { .stats { grid-template-columns: 1fr 1fr; } .stat:nth-child(2) { border-right: 0; } .stat:nth-child(1), .stat:nth-child(2) { border-bottom: 1px solid var(--line); } }

/* --------------------------------------------------------- Split feature --- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.split--reverse .split__media { order: 2; }
.split__media { position: relative; aspect-ratio: 4 / 5; background: var(--paper-3); overflow: hidden; }
.split__body { max-width: 46ch; }
@media (max-width: 880px) { .split { grid-template-columns: 1fr; } .split--reverse .split__media { order: 0; } }

/* Framed monochrome image */
.frame { position: relative; background: var(--paper-3); overflow: hidden; }
.frame img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.9s var(--ease); }
.frame:hover img { transform: scale(1.04); }
.frame__cap { position: absolute; left: 0; bottom: 0; right: 0; display: flex; justify-content: space-between; gap: 1rem; padding: 0.7rem 0.9rem; background: var(--ink); color: var(--on-ink); font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase; }

/* SVG placeholder illustration (when no photo) */
.ph { width: 100%; height: 100%; display: block; background: var(--ink); }

/* ------------------------------------------------------------- Page hero --- */
.pagehero { background: var(--ink); color: var(--on-ink); position: relative; overflow: hidden; }
.pagehero__inner { padding-block: clamp(3.5rem, 8vw, 7rem); position: relative; z-index: 2; }
.breadcrumb { display: flex; align-items: center; gap: 0.7rem; font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--on-ink-muted); margin-bottom: 2.2rem; }
.breadcrumb a:hover { color: var(--on-ink); }
.breadcrumb span { opacity: 0.5; }
.pagehero__code { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.2em; color: var(--on-ink-muted); }
.pagehero__title { font-family: var(--font-display); font-weight: 800; font-size: clamp(2.6rem, 7vw, 6rem); line-height: 0.94; letter-spacing: -0.025em; text-transform: uppercase; margin-top: 1.2rem; max-width: 16ch; }
.pagehero__lede { font-size: clamp(1.05rem, 1.5vw, 1.3rem); color: var(--on-ink-muted); max-width: 56ch; margin-top: 1.8rem; line-height: 1.6; }
.pagehero__grid {
  position: absolute; inset: 0; z-index: 1;
  background-image: linear-gradient(var(--line-on-ink) 1px, transparent 1px), linear-gradient(90deg, var(--line-on-ink) 1px, transparent 1px);
  background-size: 84px 84px; opacity: 0.5;
  -webkit-mask-image: radial-gradient(ellipse at 80% 30%, #000 10%, transparent 75%);
          mask-image: radial-gradient(ellipse at 80% 30%, #000 10%, transparent 75%);
}

/* Key parameter strip (product pages) */
.params { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); }
.param { padding: 1.8rem 1.6rem; border-right: 1px solid var(--line); }
.param:last-child { border-right: 0; }
.param__k { font-family: var(--font-mono); font-size: 0.64rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.param__v { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.4rem, 2.6vw, 2rem); letter-spacing: -0.01em; margin-top: 0.7rem; line-height: 1.05; }
.param__v small { font-size: 0.5em; font-weight: 500; color: var(--muted); letter-spacing: 0; }
@media (max-width: 760px) { .params { grid-template-columns: 1fr 1fr; } .param:nth-child(2) { border-right: 0; } .param:nth-child(1), .param:nth-child(2) { border-bottom: 1px solid var(--line); } }

/* Spec table (product range) */
.spec-wrap { overflow-x: auto; border: 1px solid var(--line); }
.spec { width: 100%; border-collapse: collapse; min-width: 720px; }
.spec thead th {
  text-align: left;
  font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
  font-weight: 500; padding: 1.1rem 1.3rem; border-bottom: 1px solid var(--line); background: var(--paper-2); white-space: nowrap;
}
.spec tbody td { padding: 1.25rem 1.3rem; border-bottom: 1px solid var(--line-soft); font-size: 0.92rem; vertical-align: middle; }
.spec tbody tr:last-child td { border-bottom: 0; }
.spec tbody tr { transition: background var(--dur) var(--ease); }
.spec tbody tr:hover { background: var(--paper-2); }
.spec .model { font-family: var(--font-display); font-weight: 700; text-transform: uppercase; letter-spacing: 0.01em; font-size: 1rem; }
.spec .num { font-family: var(--font-mono); letter-spacing: 0.02em; }
.spec .muted { color: var(--muted); }

/* Feature list (ticked) */
.features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.feature { padding: 1.8rem 1.8rem 2rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.feature__idx { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.14em; color: var(--muted); }
.feature__title { font-size: 1.12rem; text-transform: uppercase; letter-spacing: 0.01em; margin-top: 1rem; }
.feature__desc { color: var(--muted); font-size: 0.9rem; margin-top: 0.7rem; line-height: 1.55; }
@media (max-width: 760px) { .features { grid-template-columns: 1fr; } }

/* Applications chips */
.apps { display: flex; flex-wrap: wrap; gap: 0.7rem; }
.app-chip { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-soft); border: 1px solid var(--line); padding: 0.65rem 1rem; transition: background var(--dur) var(--ease), color var(--dur) var(--ease); }
.app-chip:hover { background: var(--ink); color: var(--paper); }

/* Product catalogue cards (products index) */
.catalog { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 3vw, 2.5rem); }
.pcard { display: flex; flex-direction: column; border: 1px solid var(--line); background: var(--paper); transition: border-color var(--dur) var(--ease); }
.pcard:hover { border-color: var(--ink); }
.pcard__media { position: relative; aspect-ratio: 16 / 10; background: var(--paper-3); overflow: hidden; border-bottom: 1px solid var(--line); }
.pcard__media img { width: 100%; height: 100%; object-fit: contain; padding: 8% 10%; transition: transform 0.9s var(--ease); }
.pcard:hover .pcard__media img { transform: scale(1.05); }
.pcard__code { position: absolute; top: 0; left: 0; padding: 0.6rem 0.85rem; background: var(--ink); color: var(--on-ink); font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.18em; text-transform: uppercase; }
.pcard__body { padding: 1.8rem 1.8rem 2rem; display: flex; flex-direction: column; flex: 1; }
.pcard__name { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.4rem, 2.4vw, 1.9rem); text-transform: uppercase; letter-spacing: -0.01em; line-height: 1.02; }
.pcard__desc { color: var(--muted); font-size: 0.92rem; line-height: 1.55; margin-top: 0.9rem; }
.pcard__specs { display: flex; flex-wrap: wrap; gap: 0 1.6rem; margin-top: 1.6rem; padding-top: 1.4rem; border-top: 1px solid var(--line-soft); }
.pcard__spec { display: flex; flex-direction: column; gap: 0.25rem; padding: 0.3rem 0; }
.pcard__spec dt { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.pcard__spec dd { font-family: var(--font-display); font-weight: 600; font-size: 1rem; }
.pcard__cta { margin-top: 1.8rem; padding-top: 1.4rem; border-top: 1px solid var(--line-soft); }
@media (max-width: 760px) { .catalog { grid-template-columns: 1fr; } }

/* Related products rail */
.related { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.related__item { padding: 1.8rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: background var(--dur) var(--ease); }
.related__item:hover { background: var(--paper-2); }
.related__code { font-family: var(--font-mono); font-size: 0.64rem; letter-spacing: 0.14em; color: var(--muted); }
.related__name { font-family: var(--font-display); font-weight: 700; text-transform: uppercase; font-size: 1.15rem; margin-top: 0.8rem; line-height: 1.05; }
.related__link { margin-top: 1.2rem; }
@media (max-width: 760px) { .related { grid-template-columns: 1fr; } }

/* Two-column anatomy / spec callouts */
.anatomy { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.anatomy__media { position: relative; aspect-ratio: 4/5; background: var(--paper-3); border: 1px solid var(--line); display: grid; place-items: center; overflow: hidden; }
.anatomy__media img { width: 86%; height: 86%; object-fit: contain; }
/* Real product photos fill the frame in full colour (only the homepage hero is B&W) */
.anatomy__media.is-photo { padding: 0; }
.anatomy__media.is-photo img { width: 100%; height: 100%; object-fit: cover; }
.pcard__media.is-photo img { padding: 0; width: 100%; height: 100%; object-fit: cover; }
.deflist { border-top: 1px solid var(--line); }
.deflist__row { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 1.5rem; padding: 1.2rem 0.2rem; border-bottom: 1px solid var(--line-soft); }
.deflist__k { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); align-self: center; }
.deflist__v { font-size: 0.95rem; color: var(--ink-soft); }
@media (max-width: 880px) { .anatomy { grid-template-columns: 1fr; } }

/* Prose */
.prose p { color: var(--ink-soft); line-height: 1.75; margin-bottom: 1.2rem; max-width: 62ch; }
.prose p:last-child { margin-bottom: 0; }

/* ---------------------------------------------------------------- CTA ------ */
.cta { background: var(--ink); color: var(--on-ink); position: relative; overflow: hidden; }
.cta__inner { padding-block: clamp(4rem, 8vw, 7rem); position: relative; z-index: 2; display: grid; grid-template-columns: 1.3fr 0.7fr; gap: 3rem; align-items: end; }
.cta__title { font-family: var(--font-display); font-weight: 800; font-size: clamp(2.2rem, 5.5vw, 4.4rem); line-height: 0.96; letter-spacing: -0.02em; text-transform: uppercase; max-width: 18ch; }
.cta__aside { display: flex; flex-direction: column; gap: 1.4rem; }
.cta__grid { position: absolute; inset: 0; z-index: 1; background-image: linear-gradient(var(--line-on-ink) 1px, transparent 1px), linear-gradient(90deg, var(--line-on-ink) 1px, transparent 1px); background-size: 84px 84px; opacity: 0.45; -webkit-mask-image: radial-gradient(ellipse at 20% 50%, #000 10%, transparent 72%); mask-image: radial-gradient(ellipse at 20% 50%, #000 10%, transparent 72%); }
@media (max-width: 880px) { .cta__inner { grid-template-columns: 1fr; align-items: start; } }

/* --------------------------------------------------------------- Footer ---- */
.site-footer { background: var(--ink); color: var(--on-ink); border-top: 1px solid var(--line-on-ink); }
.footer__top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 2.5rem; padding-block: clamp(3.5rem, 6vw, 5rem); border-bottom: 1px solid var(--line-on-ink); }
.footer__brand .brand__word { color: var(--on-ink); }
.footer__brand .brand__sub { color: var(--on-ink-muted); }
.footer__brand .brand__sub::before, .footer__brand .brand__sub::after { background: var(--line-on-ink); }
.footer__mission { color: var(--on-ink-muted); margin-top: 1.6rem; max-width: 40ch; line-height: 1.6; font-size: 0.95rem; }
.footer__col h4 { font-family: var(--font-mono); font-weight: 500; font-size: 0.66rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--on-ink-muted); margin-bottom: 1.4rem; }
.footer__col a, .footer__col p { display: block; color: rgba(244,243,241,0.78); font-size: 0.92rem; padding: 0.4rem 0; transition: color var(--dur) var(--ease); }
.footer__col a:hover { color: var(--on-ink); }
.footer__bottom { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; padding-block: 1.8rem; font-family: var(--font-mono); font-size: 0.64rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--on-ink-muted); }
.footer__badges { display: flex; gap: 1.4rem; flex-wrap: wrap; }
@media (max-width: 980px) { .footer__top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer__top { grid-template-columns: 1fr; } }

/* --------------------------------------------------------- Contact form ---- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.6rem 2rem; }
.field { display: flex; flex-direction: column; gap: 0.6rem; }
.field--full { grid-column: 1 / -1; }
.field label { font-family: var(--font-mono); font-size: 0.64rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.field input, .field select, .field textarea {
  font-family: var(--font-body); font-size: 0.98rem; color: var(--ink);
  background: var(--paper); border: 0; border-bottom: 1px solid var(--line);
  padding: 0.8rem 0.1rem; transition: border-color var(--dur) var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 0; border-bottom-color: var(--ink); }
.field textarea { resize: vertical; min-height: 130px; }
@media (max-width: 700px) { .form-grid { grid-template-columns: 1fr; } }

/* ------------------------------------------------------- Reveal-on-scroll -- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }
.reveal[data-delay="4"] { transition-delay: 0.32s; }

/* ----------------------------------------------------------- Responsive ---- */
@media (max-width: 1040px) {
  .nav__list { gap: 1.5rem; }
}
@media (max-width: 940px) {
  .nav { display: none; }
  .burger { display: flex; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}