/* ==========================================================
   ADT Electronics — main stylesheet
   ========================================================== */

/* ---------- 1. Design tokens ---------- */
:root {
  /* Colour */
  --navy: #0B1428;        /* main dark ground */
  --deep: #070E1D;        /* topbar, roadmap, footer */
  --panel: #111D38;       /* cards on dark */
  --panel-2: #0D1730;     /* inner panels */
  --line: #22335A;        /* borders on dark */
  --line-soft: #1A2748;
  --text-on-dark: #EEF2F8;
  --muted-on-dark: #9EABC6;

  --paper: #F2F4F3;       /* light ground */
  --white: #FFFFFF;
  --ink: #0E1629;         /* text on light */
  --muted: #4B5669;
  --line-light: #DCE1E7;

  --teal: #1BC5A6;        /* primary signal colour */
  --teal-ink: #04130F;    /* text on teal */
  --teal-dark: #0A7A67;   /* teal text on light ground */
  --amber: #F2A93B;
  --amber-ink: #1A1204;
  --amber-dark: #A96600;
  --blue: #6E9BFF;
  --blue-ink: #06122B;

  /* Type */
  --font-display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "Courier New", monospace;

  /* Layout */
  --container: 1240px;
  --gutter: clamp(20px, 4vw, 40px);
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --header-h: 80px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }

body {
  margin: 0;
  background: var(--navy);
  color: var(--text-on-dark);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }

:focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 100;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  background: var(--teal);
  color: var(--teal-ink);
  font-weight: 600;
}
.skip-link:focus { top: 16px; }

.container {
  width: 100%;
  max-width: calc(var(--container) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.icon {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

.muted { color: var(--muted-on-dark); font-size: 14px; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 3. Buttons & badges ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color .2s, border-color .2s, color .2s;
}
.btn--lg { min-height: 56px; padding: 0 28px; font-size: 16px; border-radius: 12px; }
.btn--block { width: 100%; }

.btn--primary { background: var(--teal); color: var(--teal-ink); }
.btn--primary:hover { background: #3FD6BA; }

.btn--amber { background: var(--amber); color: var(--amber-ink); }
.btn--amber:hover { background: #F7BD62; }

.btn--ghost { border-color: #3B4E7A; color: var(--white); }
.btn--ghost:hover { border-color: var(--teal); background: rgba(27, 197, 166, .08); }

.btn--dark { background: var(--navy); color: var(--white); }
.btn--dark:hover { background: #1A2A50; }

.btn--outline-dark { border: 2px solid var(--teal-ink); color: var(--teal-ink); }
.btn--outline-dark:hover { background: rgba(4, 19, 15, .08); }

.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.5;
  vertical-align: middle;
}
.badge--teal { background: var(--teal); color: var(--teal-ink); }
.badge--amber { background: var(--amber); color: var(--amber-ink); }
.badge--line-amber { border: 1px solid var(--amber); color: var(--amber); }
.badge--line-blue { border: 1px solid var(--blue); color: var(--blue); }

/* ---------- 4. Topbar & header ---------- */
.topbar {
  background: var(--deep);
  border-bottom: 1px solid var(--line-soft);
  font-size: 13px;
  color: var(--muted-on-dark);
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 40px;
}
.topbar__contact { display: flex; gap: 24px; }
.topbar__contact a:hover { color: var(--white); }

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 20, 40, .92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-soft);
  transition: box-shadow .25s;
}
.header.is-scrolled { box-shadow: 0 10px 30px rgba(0, 0, 0, .35); }

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: var(--header-h);
}

.brand { display: flex; align-items: center; }
.brand__logo { height: 58px; width: auto; }

.nav { display: flex; align-items: center; gap: 32px; }
.nav a:not(.btn) {
  position: relative;
  padding: 6px 0;
  font-size: 15px;
  font-weight: 500;
  color: #C9D3E6;
  transition: color .2s;
}
.nav a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  background: var(--teal);
  transform: scaleX(0);
  transition: transform .2s;
}
.nav a:not(.btn):hover,
.nav a.is-active { color: var(--white); }
.nav a.is-active::after { transform: scaleX(1); }
.nav__cta-mobile { display: none; }

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  color: var(--white);
  cursor: pointer;
}
.menu-toggle .icon--close { display: none; }
.menu-toggle[aria-expanded="true"] .icon--menu { display: none; }
.menu-toggle[aria-expanded="true"] .icon--close { display: block; }

/* ---------- 5. Hero ---------- */
.hero {
  background-color: var(--navy);
  background-image:
    linear-gradient(rgba(120, 150, 200, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 150, 200, .06) 1px, transparent 1px);
  background-size: 56px 56px;
  border-bottom: 1px solid var(--line-soft);
}
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: clamp(40px, 5vw, 72px);
  align-items: center;
  padding-block: clamp(64px, 8vw, 104px);
}
.hero__copy { display: flex; flex-direction: column; gap: 28px; }

.hero__kicker {
  display: inline-flex;
  align-self: flex-start;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel-2);
  font-size: 14px;
  color: #C9D3E6;
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px rgba(27, 197, 166, .18);
}

.hero__title {
  font-family: var(--font-display);
  font-stretch: 112%;
  font-weight: 800;
  font-size: clamp(38px, 5.2vw, 64px);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--white);
  text-wrap: balance;
}
.hero__lead {
  max-width: 58ch;
  font-size: clamp(17px, 1.5vw, 19px);
  color: var(--muted-on-dark);
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }

.product-rail {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  padding-top: 24px;
  gap: 16px;
}
.product-rail a {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 14px;
  border-left: 3px solid var(--teal);
}
.product-rail li:nth-child(2) a { border-left-color: var(--amber); }
.product-rail li:nth-child(3) a { border-left-color: var(--blue); }
.product-rail strong {
  font-family: var(--font-display);
  font-stretch: 115%;
  font-weight: 800;
  font-size: 20px;
  color: var(--white);
}
.product-rail span { font-size: 14px; color: var(--muted-on-dark); }
.product-rail a:hover strong { color: var(--teal); }

/* Architecture diagram — the page's signature element */
.arch {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel-2);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .35);
}
.arch__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 14px;
  font-weight: 600;
  color: #C9D3E6;
}
.arch__lights { display: flex; gap: 6px; }
.arch__lights i { width: 9px; height: 9px; border-radius: 50%; background: #E5484D; }
.arch__lights i:nth-child(2) { background: var(--amber); }
.arch__lights i:nth-child(3) { background: var(--teal); }

.arch__svg { width: 100%; height: auto; }
.arch__svg text { font-family: var(--font-mono); text-anchor: middle; }
.arch__svg .node { fill: var(--navy); stroke: #2B3D66; }
.arch__svg .node--key { fill: #122042; stroke: var(--teal); stroke-width: 1.5; }
.arch__svg .node--amber { stroke: #5A4520; }
.arch__svg .chip { fill: var(--navy); stroke: #3B4E7A; }
.arch__svg .pins { stroke: #3B4E7A; fill: none; }
.arch__svg .cloud { fill: none; stroke: var(--teal); stroke-width: 1.6; }
.arch__svg .lbl { fill: var(--muted-on-dark); font-size: 10px; }
.arch__svg .lbl--amber { fill: var(--amber); }
.arch__svg .val { fill: var(--text-on-dark); font-size: 11px; }
.arch__svg .ttl { fill: var(--white); font-size: 12px; font-weight: 500; }

.arch__svg .flow {
  fill: none;
  stroke: var(--teal);
  stroke-width: 2;
  stroke-dasharray: 6 8;
  animation: flow 1.4s linear infinite;
}
.arch__svg .flow--amber { stroke: var(--amber); }
@keyframes flow { to { stroke-dashoffset: -28; } }

.arch__tags { display: flex; flex-wrap: wrap; gap: 8px; }
.arch__tags li {
  padding: 5px 10px;
  border: 1px solid #2B3D66;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: #C9D3E6;
}

/* ---------- 6. Sections ---------- */
.section { padding-block: clamp(72px, 9vw, 116px); }
.section--light { background: var(--paper); color: var(--ink); }
.section--dark { background: var(--navy); }
.section--deep {
  background: var(--deep);
  border-block: 1px solid var(--line-soft);
}

.h2 {
  font-family: var(--font-display);
  font-stretch: 112%;
  font-weight: 800;
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.08;
  letter-spacing: -.02em;
  text-wrap: balance;
}
.section--dark .h2,
.section--deep .h2 { color: var(--white); }
.h2--sm { font-size: clamp(28px, 3vw, 38px); margin-bottom: 28px; }

.lead { font-size: 18px; line-height: 1.65; max-width: 60ch; }
.section--light .lead { color: var(--muted); }
.section--dark .lead,
.section--deep .lead { color: var(--muted-on-dark); }

.split-head {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(24px, 5vw, 64px);
  align-items: end;
  margin-bottom: clamp(40px, 5vw, 56px);
}
.center-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  max-width: 760px;
  margin: 0 auto clamp(40px, 5vw, 56px);
  text-align: center;
}

.two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(40px, 5vw, 72px);
}

/* ---------- 7. Capabilities ---------- */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.cap {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 32px;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  background: var(--white);
}
.cap h3 { font-size: 20px; font-weight: 700; line-height: 1.3; }
.cap p { font-size: 15px; color: var(--muted); }
.cap__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  margin-bottom: 6px;
  border-radius: 12px;
  background: var(--navy);
  color: var(--teal);
}
.cap__icon .icon { width: 26px; height: 26px; }
.cap__icon--amber { background: var(--amber); color: var(--amber-ink); }

.cap--dark { background: var(--navy); border-color: var(--navy); color: var(--text-on-dark); }
.cap--dark h3 { color: var(--white); }
.cap--dark p { color: var(--muted-on-dark); }
.cap--dark .badge { margin-left: 6px; }

/* ---------- 8. Products ---------- */
.products { display: flex; flex-direction: column; gap: 28px; }

.product {
  --pc: var(--teal);
  --pc-ink: var(--teal-ink);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(32px, 4vw, 56px);
  align-items: center;
  padding: clamp(28px, 4vw, 48px);
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel);
}
.product--track { --pc: var(--amber); --pc-ink: var(--amber-ink); }
.product--auto { --pc: var(--blue); --pc-ink: var(--blue-ink); }
.product--reverse .product__body { order: 2; }

.product__body { display: flex; flex-direction: column; align-items: flex-start; gap: 18px; }
.product__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--pc);
  color: var(--pc-ink);
}
.product__icon .icon { width: 26px; height: 26px; stroke-width: 1.9; }
.product__name {
  font-family: var(--font-display);
  font-stretch: 122%;
  font-weight: 900;
  font-size: clamp(36px, 4vw, 50px);
  line-height: 1;
  letter-spacing: -.01em;
  color: var(--white);
}
.product__tagline { font-size: 18px; font-weight: 600; color: var(--pc); }
.product__desc { color: var(--muted-on-dark); max-width: 54ch; }
.product__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; }

.checklist {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 20px;
  width: 100%;
  margin-bottom: 6px;
  font-size: 15px;
}
.checklist li { display: flex; align-items: flex-start; gap: 10px; }
.checklist .icon { width: 20px; height: 20px; stroke: var(--pc); stroke-width: 2.4; margin-top: 2px; }

/* Spec sheet */
.spec {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--navy);
}
.spec__head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 22px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  font-weight: 600;
  color: #C9D3E6;
}
.spec__tag { color: var(--pc); }
.spec__rows { font-family: var(--font-mono); font-size: 14px; }
.spec__rows > div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 22px;
  border-bottom: 1px solid var(--line-soft);
}
.spec__rows > div:last-child { border-bottom: 0; }
.spec__rows dt { color: var(--muted-on-dark); }
.spec__rows dd { color: var(--white); text-align: right; }
.spec__rows dd.hi { color: var(--pc); }
.spec__rows dd.todo { color: var(--amber); }

.spec__map {
  height: 190px;
  border-bottom: 1px solid var(--line-soft);
  background-color: #0E1830;
  background-image:
    linear-gradient(rgba(120, 150, 200, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 150, 200, .08) 1px, transparent 1px);
  background-size: 32px 32px;
}
.spec__map svg { width: 100%; height: 100%; }
.spec__map .route { fill: none; stroke: var(--teal); stroke-width: 3; stroke-linecap: round; }
.spec__map .route-glow { fill: none; stroke: var(--teal); stroke-opacity: .18; stroke-width: 12; stroke-linecap: round; }
.spec__map .pt-start { fill: var(--navy); stroke: var(--muted-on-dark); stroke-width: 2; }
.spec__map .pt-alert { fill: var(--amber); }
.spec__map .pt-live { fill: var(--teal); }
.spec__map .pt-ring { fill: none; stroke: var(--teal); stroke-opacity: .4; stroke-width: 2; }
.spec__map .pt-ring--alert { stroke: var(--amber); }

/* Animated scenes inside spec cards (ADTSMS gate, AUTOMAN) */
.scene,
.pump { border-bottom: 1px solid var(--line-soft); }
.scene { padding: 16px 12px 8px; }
.scene__svg,
.pump__svg { width: 100%; height: auto; }

.scene__svg text,
.pump__svg text { font-family: var(--font-body); }
.t-sm { font-size: 11px; fill: var(--muted-on-dark); }
.t-sign { font-size: 12px; font-weight: 600; fill: var(--text-on-dark); }
.t-clock { font-size: 22px; font-weight: 600; fill: var(--text-on-dark); }
.t-app { font-size: 8px; font-weight: 700; fill: var(--ink); }
.t-note { font-size: 10px; font-weight: 600; fill: var(--ink); }
.t-time { font-size: 8.5px; fill: var(--muted); }

.pump { padding: 16px 16px 20px; }
.t-ctl { font-size: 11px; font-weight: 700; letter-spacing: .04em; fill: var(--muted-on-dark); }
.t-lcd { font-family: var(--font-mono) !important; font-size: 30px; font-weight: 500; fill: #6EF0C8; transition: fill .3s; }
.t-lcd-unit { font-size: 14px; }
.t-lcd-label { font-family: var(--font-mono) !important; font-size: 9px; fill: #4F8A7A; }
.t-lcd-state { font-family: var(--font-mono) !important; font-size: 15px; font-weight: 500; fill: #6EF0C8; }
.t-cut { font-size: 10px; font-weight: 600; fill: var(--amber); }
.t-level { font-size: 22px; font-weight: 700; fill: var(--text-on-dark); }

.pump.is-hv .t-lcd { fill: #FF8A5C; }
.pump.is-off .t-lcd-state { fill: #FF8A5C; }

/* motor + water flow run only while the pump is on */
.pump__fan {
  transform-box: view-box;
  transform-origin: 74px 204px;
  animation: spin .6s linear infinite;
  animation-play-state: paused;
}
.pump__flow {
  opacity: 0;
  animation: flow 1s linear infinite;
  transition: opacity .3s;
}
.pump.is-on .pump__fan { animation-play-state: running; }
.pump.is-on .pump__flow { opacity: 1; }
@keyframes spin { to { transform: rotate(360deg); } }

.pump__status {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  margin-top: 12px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel-2);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-on-dark);
}
.pump__status::before {
  content: "";
  flex-shrink: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--teal);
}
.pump__status.is-stop::before { background: var(--blue); }
.pump__status.is-idle::before { background: #5B6B8E; }
.pump__status.is-warn { border-color: #7A4A1E; }
.pump__status.is-warn::before { background: #FF8A5C; }

.pump__features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}
.pump__features li {
  padding: 5px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted-on-dark);
  transition: color .3s, border-color .3s, background-color .3s;
}
.pump__features li.is-on {
  border-color: var(--blue);
  background: rgba(110, 155, 255, .14);
  color: var(--white);
}

/* ---------- 9. Process ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border-top: 3px solid var(--navy);
  counter-reset: none;
}
.step {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 28px 24px 0;
  border-left: 1px solid #CBD1D9;
}
.step:first-child { padding-left: 0; border-left: 0; }
.step__no {
  font-family: var(--font-display);
  font-stretch: 122%;
  font-weight: 900;
  font-size: 42px;
  line-height: 1;
  color: var(--teal-dark);
}
.step--last .step__no { color: var(--amber-dark); }
.step h3 { font-size: 19px; font-weight: 700; }
.step p { font-size: 15px; color: var(--muted); }

/* ---------- 10. Roadmap ---------- */
.phases {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.phase {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
}
.phase--now { border-color: var(--teal); }
.phase__head { display: flex; align-items: center; justify-content: space-between; }
.phase__no { font-size: 14px; font-weight: 700; color: var(--teal); }
.phase--next .phase__no { color: var(--amber); }
.phase--later .phase__no { color: var(--blue); }
.phase h3 {
  font-family: var(--font-display);
  font-stretch: 112%;
  font-weight: 800;
  font-size: 27px;
  color: var(--white);
}
.phase p { font-size: 15px; color: var(--muted-on-dark); }
.phase__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(242, 169, 59, .12);
  color: var(--amber);
}
.phase--later .phase__icon { background: rgba(110, 155, 255, .12); color: var(--blue); }
.phase__list { display: flex; flex-direction: column; gap: 10px; }
.phase__list li {
  display: flex;
  flex-direction: column;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel-2);
  font-size: 14px;
  color: var(--muted-on-dark);
}
.phase__list strong { font-size: 15px; color: var(--white); }

/* ---------- 11. Group ---------- */
.companies {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.company {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 32px;
  border: 1px solid var(--line-light);
  border-radius: 18px;
  background: var(--white);
}
.company__type { font-size: 13px; font-weight: 600; color: var(--muted); }
.company h3 {
  font-family: var(--font-display);
  font-stretch: 108%;
  font-weight: 800;
  font-size: 22px;
  line-height: 1.2;
}
.company__role { font-weight: 600; color: var(--teal-dark); }
.company > p:not([class]) { flex-grow: 1; font-size: 15px; color: var(--muted); }
.company__addr {
  padding-top: 14px;
  border-top: 1px solid #E4E7EB;
  font-size: 13px;
  color: var(--muted);
}
.company__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--teal-dark);
}
.company__link .icon { width: 16px; height: 16px; stroke-width: 2.2; }
a.company__link:hover { text-decoration: underline; }

.company--self {
  border: 2px solid var(--teal);
  background: var(--navy);
  color: var(--text-on-dark);
  box-shadow: 0 24px 60px rgba(11, 20, 40, .25);
}
.company--self h3 { color: var(--white); }
.company--self .company__type,
.company--self > p:not([class]),
.company--self .company__addr { color: var(--muted-on-dark); }
.company--self .company__addr { border-top-color: var(--line); }
.company--self .company__role,
.company--self .company__link { color: var(--teal); }

/* ---------- 12. People & sectors ---------- */
.people { display: flex; flex-direction: column; gap: 16px; }
.person {
  --pa: var(--teal);
  --pa-ink: var(--teal-ink);
  display: flex;
  align-items: flex-start;
  gap: 22px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
}
.person--amber { --pa: var(--amber); --pa-ink: var(--amber-ink); }
.person__avatar {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  border-radius: 16px;
  background: var(--pa);
  color: var(--pa-ink);
  font-family: var(--font-display);
  font-stretch: 118%;
  font-weight: 800;
  font-size: 26px;
}
.person h3 { font-size: 21px; font-weight: 700; color: var(--white); }
.person__role { margin-top: 4px; font-size: 14px; font-weight: 600; color: var(--pa); }
.person__edu { margin: 6px 0 10px; font-family: var(--font-mono); font-size: 12px; color: var(--muted-on-dark); }
.person p:last-child { font-size: 15px; color: var(--muted-on-dark); }

.sectors {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.sectors li {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  font-weight: 600;
  color: var(--white);
}
.sectors .icon { width: 28px; height: 28px; color: var(--teal); }
.sectors__next .icon { color: var(--amber); }

/* ---------- 13. CTA ---------- */
.cta { background: var(--teal); color: var(--teal-ink); }
.cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding-block: clamp(56px, 6vw, 76px);
}
.cta__title {
  margin-bottom: 12px;
  font-family: var(--font-display);
  font-stretch: 112%;
  font-weight: 800;
  font-size: clamp(30px, 3.6vw, 44px);
  line-height: 1.08;
  letter-spacing: -.02em;
}
.cta p { max-width: 56ch; font-size: 18px; }
.cta__actions { display: flex; flex-wrap: wrap; gap: 14px; flex-shrink: 0; }

/* ---------- 14. Contact ---------- */
.contact-info { display: flex; flex-direction: column; gap: 20px; }
.contact-list { display: flex; flex-direction: column; gap: 14px; margin-top: 12px; }
.contact-list li {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--white);
}
.contact-list a:hover { color: var(--teal); }
.contact-list__icon {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: #172650;
  color: var(--teal);
}
.contact-list__label { display: block; font-size: 13px; color: var(--muted-on-dark); }

.form {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: clamp(28px, 4vw, 40px);
  border-radius: var(--radius-lg);
  background: var(--paper);
  color: var(--ink);
}
.form__title {
  font-family: var(--font-display);
  font-stretch: 108%;
  font-weight: 800;
  font-size: 26px;
}
.form__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label { font-size: 14px; font-weight: 600; }
.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  border: 1px solid #BCC3CD;
  border-radius: 10px;
  background: var(--white);
  color: var(--ink);
  font-size: 15px;
  transition: border-color .2s, box-shadow .2s;
}
.field textarea { resize: vertical; }
.field input::placeholder,
.field textarea::placeholder { color: #6B7587; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--teal-dark);
  box-shadow: 0 0 0 3px rgba(10, 122, 103, .2);
}
.field.has-error input { border-color: #C62F35; }
.field__error { font-size: 13px; color: #B3262C; }

.form__status { min-height: 22px; font-size: 14px; font-weight: 600; }
.form__status.is-ok { color: var(--teal-dark); }
.form__status.is-error { color: #B3262C; }

/* ---------- 15. Footer ---------- */
.footer {
  padding-block: 72px 32px;
  background: var(--deep);
  border-top: 1px solid var(--line-soft);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.3fr repeat(3, minmax(0, 1fr));
  gap: 40px;
}
.footer__logo { width: 210px; height: auto; margin-bottom: 16px; }
.footer__about { max-width: 34ch; font-size: 14px; color: var(--muted-on-dark); }
.footer nav { display: flex; flex-direction: column; gap: 10px; font-size: 14px; color: #C9D3E6; }
.footer nav a:hover { color: var(--teal); }
.footer__head { margin-bottom: 4px; font-size: 13px; font-weight: 700; color: var(--muted-on-dark); }
.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  color: var(--muted-on-dark);
}

/* ---------- 16. Responsive ---------- */
@media (max-width: 1100px) {
  .nav { gap: 22px; }
  .header__cta { display: none; }
  .cap-grid,
  .companies,
  .phases { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 32px; }
  .step:nth-child(4) { padding-left: 0; border-left: 0; }
  .footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  :root { --header-h: 72px; }

  .topbar__inner p { display: none; }
  .topbar__inner { justify-content: flex-end; }

  .menu-toggle { display: inline-flex; }
  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px var(--gutter) 24px;
    background: var(--navy);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 20px 40px rgba(0, 0, 0, .4);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .2s, transform .2s, visibility .2s;
  }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--line-soft); font-size: 17px; }
  .nav a:not(.btn)::after { display: none; }
  .nav__cta-mobile { display: inline-flex; margin-top: 18px; }

  .hero__grid,
  .split-head,
  .two-col,
  .product { grid-template-columns: minmax(0, 1fr); }
  .product--reverse .product__body { order: 0; }
  .split-head { align-items: start; }

  .cta__inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 640px) {
  .brand__logo { height: 48px; }
  .topbar { display: none; }

  .cap-grid,
  .companies,
  .phases,
  .sectors,
  .checklist,
  .form__grid,
  .footer__grid { grid-template-columns: minmax(0, 1fr); }

  .product-rail { grid-template-columns: minmax(0, 1fr); }

  .steps { grid-template-columns: minmax(0, 1fr); border-top: 0; row-gap: 0; }
  .step,
  .step:first-child,
  .step:nth-child(4) {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: baseline;
    column-gap: 16px;
    padding: 22px 0;
    border-left: 0;
    border-top: 1px solid #CBD1D9;
  }
  .step__no { font-size: 30px; }
  .step p { flex-basis: 100%; }

  .person { flex-direction: column; }
  .product { padding: 20px 16px; border-radius: 18px; }
  .scene,
  .pump { padding-inline: 4px; }
  .pump__features { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; }
  .pump__features li { padding: 6px 8px; font-size: 11px; text-align: center; }
  .spec__rows > div { flex-direction: column; gap: 2px; }
  .spec__rows dd { text-align: left; }
  .hero__actions .btn,
  .cta__actions .btn { width: 100%; }
}

/* ---------- 17. Motion preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}