/* ============================================================
   PRANDTL DYNAMICS — design system
   Palette: white / black / #A20D14. Nothing else.
   ============================================================ */

/* ============================================================
   FONT CONFIG — the site uses exactly TWO fonts:
   one for headings (--font-display), one for everything else
   (--font-body). To switch, uncomment ONE pair's @import and
   :root block below and comment out the others. Nothing else
   in this file needs to change.
   ============================================================ */

/* ---- PAIR A: Archivo — headings / Inter — text.
        Wide, engineered, defense-tech. */
/* @import url("https://fonts.googleapis.com/css2?family=Archivo:ital,wdth,wght@0,62..125,100..900;1,62..125,100..900&family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&display=swap");
:root {
  --font-display: "Archivo", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body: "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --display-stretch: 110%;
  --display-weight: 800;
} */

/* ---- PAIR B (active): Space Grotesk — headings / Inter — text.
        Rounder, more tech-startup. ---- */
@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400..700&family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&display=swap");
:root {
  --font-display: "Space Grotesk", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Inter", "Helvetica Neue", Arial, sans-serif;
  --display-stretch: 100%;
  --display-weight: 700;
}

/* ---- PAIR C: Anton — headings / Epilogue — text.
        The legacy Squarespace pairing: tall condensed poster type.
        Note: Anton ships a single weight, hence display-weight 400. */
/* @import url("https://fonts.googleapis.com/css2?family=Anton&family=Epilogue:ital,wght@0,100..900;1,100..900&display=swap");
:root {
  --font-display: "Anton", "Arial Narrow", Arial, sans-serif;
  --font-body: "Epilogue", "Helvetica Neue", Arial, sans-serif;
  --display-stretch: 100%;
  --display-weight: 400;
} */

/* ---- PAIR D: Instrument Sans — headings AND text (single family).
        Most restrained, Swiss. */
/* @import url("https://fonts.googleapis.com/css2?family=Instrument+Sans:ital,wdth,wght@0,75..100,400..700;1,75..100,400..700&display=swap");
:root {
  --font-display: "Instrument Sans", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Instrument Sans", "Helvetica Neue", Arial, sans-serif;
  --display-stretch: 100%;
  --display-weight: 700;
} */

:root {
  --white: #ffffff;
  --black: #0b0b0c;
  --red: #a20d14;
  --red-hot: #c1121a;
  --grey: #6f6f6f;
  --grey-light: #f4f4f2;
  --line: rgba(11, 11, 12, 0.14);
  --line-strong: rgba(11, 11, 12, 0.85);
  --line-invert: rgba(255, 255, 255, 0.22);

  --container: 1560px;
  --pad: clamp(20px, 4vw, 72px);
  --gap: clamp(16px, 2vw, 32px);
  --sect: clamp(96px, 11vw, 190px);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-swift: cubic-bezier(0.55, 0, 0.1, 1);

  --header-h: 84px;
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.05vw, 17px);
  line-height: 1.6;
  color: var(--black);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; background: none; border: 0; cursor: pointer; color: inherit; }
ul, ol { list-style: none; }
::selection { background: var(--red); color: var(--white); }

/* ---------- utilities ---------- */
.container { max-width: var(--container); margin-inline: auto; padding-inline: var(--pad); }
.full-bleed { width: 100%; }
.theme-dark { background: var(--black); color: var(--white); }
.theme-dark ::selection { background: var(--white); color: var(--black); }

/* ---------- typography ---------- */
.display {
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  font-stretch: var(--display-stretch);
  text-transform: uppercase;
  line-height: 0.92;
  letter-spacing: -0.015em;
  text-wrap: balance;
}
.display--xl { font-size: clamp(3.4rem, 9.5vw, 10.5rem); }
.display--lg { font-size: clamp(2.6rem, 6.5vw, 6.75rem); }
.display--md { font-size: clamp(2rem, 4.4vw, 4.5rem); }
.display--sm { font-size: clamp(1.5rem, 2.9vw, 2.75rem); line-height: 1.02; }
/* long single words (SPECIFICATIONS, OPPORTUNITIES) in narrow split columns */
.h2--fit { font-size: clamp(1.9rem, 3.5vw, 3.6rem); }

.lede {
  font-size: clamp(1.15rem, 1.75vw, 1.7rem);
  line-height: 1.45;
  font-weight: 500;
  letter-spacing: -0.005em;
  text-wrap: pretty;
}
.body-lg { font-size: clamp(1.05rem, 1.3vw, 1.3rem); line-height: 1.55; }
.muted { color: var(--grey); }
.theme-dark .muted { color: rgba(255, 255, 255, 0.64); }
.accent { color: var(--red); }

/* label style — small caps tracked body font (class name kept from v1) */
.mono {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-variant-numeric: tabular-nums;
}

/* Section label: "01 — OUR WORK" over a hairline */
.sect-label {
  display: flex;
  align-items: baseline;
  gap: 1em;
  padding-top: 14px;
  border-top: 1px solid var(--line-strong);
  margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
}
.theme-dark .sect-label { border-top-color: var(--line-invert); }
.sect-label .idx { color: var(--red); }
.sect-label .tag { flex: 1; }
.sect-label .aux { margin-left: auto; color: var(--grey); }

/* ---------- buttons ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.9em;
  padding: 1.05em 1.7em;
  border: 1px solid var(--black);
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  line-height: 1;
  overflow: hidden;
  transition: color 0.35s var(--ease-swift), border-color 0.35s var(--ease-swift);
}
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--ease-swift);
  z-index: 0;
}
.btn:hover::before { transform: scaleX(1); }
.btn:hover { color: var(--white); border-color: var(--red); }
.btn > * { position: relative; z-index: 1; }
.btn .chev { transition: transform 0.35s var(--ease-swift); }
.btn:hover .chev { transform: translateX(4px); }

.btn--solid { background: var(--black); color: var(--white); }
.btn--red { background: var(--red); border-color: var(--red); color: var(--white); }
.btn--red::before { background: var(--black); }
.btn--red:hover { border-color: var(--black); }
.theme-dark .btn { border-color: var(--white); color: var(--white); }
.theme-dark .btn:hover { border-color: var(--red); }

/* chevron glyph (brand mark) */
.chev { display: inline-block; width: 0.62em; height: 0.9em; flex: none; }
.chev svg { display: block; width: 100%; height: 100%; }

/* text link with sliding underline */
.tlink { position: relative; display: inline-block; }
.tlink::after {
  content: "";
  position: absolute;
  left: 0; bottom: -3px;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s var(--ease-swift);
}
.tlink:hover::after { transform: scaleX(1); transform-origin: left; }

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background 0.4s ease, border-color 0.4s ease, transform 0.5s var(--ease-swift);
  border-bottom: 1px solid transparent;
}
.header__inner {
  /* full-bleed: brand hugs the left edge, company links hug the right */
  max-width: none;
  padding-inline: clamp(20px, 2.2vw, 44px);
  height: var(--header-h);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2rem;
}
.header__inner .brand { grid-column: 1; justify-self: start; }
.nav--center { grid-column: 2; justify-self: center; }
.nav--right { grid-column: 3; justify-self: end; }
.header__inner .burger { grid-column: 3; justify-self: end; grid-row: 1; }
.header.is-scrolled {
  background: rgba(255, 255, 255, 0.92);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--line);
}
.header.is-hidden { transform: translateY(-100%); }

/* dark-hero pages set .header--invert on <header>; JS removes it once scrolled */
.header--invert:not(.is-scrolled) { color: var(--white); }
.header--invert:not(.is-scrolled) .nav__link::after { background: var(--white); }

.brand { display: flex; align-items: center; gap: 0.7rem; }
.brand__mark { width: 26px; height: 30px; }
.brand__mark svg { display: block; width: 100%; height: 100%; }
.brand__name {
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  font-stretch: var(--display-stretch);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 1.3rem;
  line-height: 1;
  white-space: nowrap;
  transform: translateY(0.04em); /* optical baseline align with the mark */
}

.nav { display: flex; align-items: center; gap: clamp(0.9rem, 1.5vw, 2rem); }
.nav--right { gap: clamp(0.8rem, 1.2vw, 1.6rem); }
.nav__link {
  position: relative;
  font-family: var(--font-body);
  font-size: clamp(0.75rem, 0.4vw + 0.55rem, 0.875rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.4em 0;
  white-space: nowrap;
}
/* Category triggers (e.g. Company) — open the panel, don't navigate */
button.nav__link {
  appearance: none;
  background: none;
  border: 0;
  color: inherit;
  cursor: default;
  margin: 0;
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--black);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.35s var(--ease-swift);
}
.nav__link:hover::after, .nav__link[aria-current="page"]::after { transform: scaleX(1); transform-origin: left; }
.nav__link[aria-current="page"] { color: var(--red); }
.nav__link[aria-current="page"]::after { background: var(--red); }

/* dropdown group (Sensing / Defeat & ISR / Control / Company) */
.nav__group {
  position: relative;
  display: flex;        /* keeps the trigger link on the same baseline */
  align-items: center;  /* as sibling links outside a group */
}
.nav__panel {
  position: absolute;
  top: calc(100% + 18px);
  left: 50%;
  translate: -50% 0;
  min-width: 320px;
  background: var(--white);
  color: var(--black);
  border: 1px solid var(--line);
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  /* No transition until html.nav-ready — otherwise first paint
     animates from opacity:1 → 0 and every panel flashes open. */
  box-shadow: 0 24px 60px rgba(11, 11, 12, 0.12);
}
html.nav-ready .nav__panel {
  /* Close: 300ms grace, then fade. Open clears delays below. */
  transition:
    opacity 0.25s ease 0.3s,
    transform 0.3s var(--ease-out) 0.3s,
    visibility 0s linear 0.55s;
}
/* Invisible hit area over the air gap so hover doesn't break mid-travel */
.nav__panel::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 100%;
  height: 22px;
}
.nav__panel--right { left: auto; right: -1rem; translate: 0 0; }
.nav__group:hover .nav__panel,
.nav__group:focus-within .nav__panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition-delay: 0s, 0s, 0s;
}
/* JS sets this when another header is active — instant kill, no grace */
.nav__group.is-suppressed .nav__panel {
  opacity: 0 !important;
  visibility: hidden !important;
  transform: translateY(12px) !important;
  pointer-events: none !important;
  transition: none !important;
}
.nav__panel a {
  display: block;
  padding: 1rem 1.1rem;
  transition: background 0.25s ease;
}
.nav__panel a:hover { background: var(--grey-light); }
.nav__panel a:hover .t { color: var(--red); }
.nav__panel .t {
  display: flex; align-items: center; gap: 0.6em;
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  font-stretch: var(--display-stretch);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  transition: color 0.25s ease;
}
.nav__panel .d {
  font-size: 0.8rem;
  color: var(--grey);
  margin-top: 0.2em;
}

/* burger */
.burger {
  display: none;
  width: 40px; height: 40px;
  position: relative;
  z-index: 130;
}
.burger span {
  position: absolute;
  left: 8px; right: 8px;
  height: 2px;
  background: currentColor;
  transition: transform 0.4s var(--ease-swift), opacity 0.3s, background 0.3s;
}
.burger span:nth-child(1) { top: 14px; }
.burger span:nth-child(2) { top: 24px; }
body.menu-open .burger span { background: var(--black); }
body.menu-open .burger span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
body.menu-open .burger span:nth-child(2) { transform: translateY(-5px) rotate(-45deg); }

/* mobile overlay menu */
.mnav {
  position: fixed;
  inset: 0;
  z-index: 120;
  background: var(--white);
  color: var(--black);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--pad);
  overflow-y: auto;
  clip-path: inset(0 0 100% 0);
  transition: clip-path 0.65s var(--ease-swift);
}
body.menu-open .mnav { clip-path: inset(0 0 0% 0); }
.mnav a.mnav__link {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 0.3em 0;
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  font-stretch: var(--display-stretch);
  text-transform: uppercase;
  font-size: clamp(1.7rem, 7.5vw, 2.9rem);
  line-height: 1.05;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.5s ease, transform 0.6s var(--ease-out), color 0.25s;
}
.mnav a.mnav__link:hover, .mnav a.mnav__link[aria-current="page"] { color: var(--red); }
.mnav a.mnav__link .no { font-family: var(--font-body); font-size: 0.75rem; letter-spacing: 0.16em; color: var(--red); font-weight: 600; }
body.menu-open .mnav a.mnav__link { opacity: 1; transform: none; }
.mnav__group { margin-top: 2rem; opacity: 0; transition: opacity 0.5s ease 0.4s; }
body.menu-open .mnav__group { opacity: 1; }
.mnav__group .glabel { color: var(--grey); display: block; margin-bottom: 0.9rem; }
.mnav__prods { display: grid; grid-template-columns: 1fr 1fr; gap: 0.55rem 2rem; }
.mnav__prods a {
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  font-stretch: var(--display-stretch);
  text-transform: uppercase;
  font-size: 1.05rem;
  transition: color 0.25s;
}
.mnav__prods a:hover, .mnav__prods a[aria-current="page"] { color: var(--red); }
.mnav__foot { margin-top: 2.4rem; display: grid; gap: 0.4rem; opacity: 0; transition: opacity 0.5s ease 0.5s; }
body.menu-open .mnav__foot { opacity: 1; }
body.menu-open { overflow: hidden; }

/* ============================================================
   SCROLL MOTION PRIMITIVES (JS hooks)
   ============================================================ */
[data-reveal] {
  opacity: 0;
  transform: translateY(42px);
  transition: opacity 0.9s ease, transform 1.1s var(--ease-out);
  transition-delay: var(--rd, 0s);
}
[data-reveal].is-in { opacity: 1; transform: none; }
[data-reveal="fade"] { transform: none; }
[data-reveal="left"] { transform: translateX(-42px); }
[data-reveal="right"] { transform: translateX(42px); }

/* split headline line masks (JS wraps lines) */
[data-split] .line { display: block; overflow: clip; }
[data-split] .line > span {
  display: block;
  transform: translateY(115%);
  transition: transform 1.1s var(--ease-out);
  transition-delay: calc(var(--li) * 90ms);
}
[data-split].is-in .line > span { transform: none; }

/* scroll-driven word fill (statement paragraphs) */
[data-fill] .w { color: rgba(11, 11, 12, 0.16); transition: color 0.35s ease; }
[data-fill] .w.is-lit { color: var(--black); }
.theme-dark [data-fill] .w { color: rgba(255, 255, 255, 0.22); }
.theme-dark [data-fill] .w.is-lit { color: var(--white); }

/* image parallax: container clips, media oversized + shifted by JS */
.plx { overflow: clip; position: relative; }
.plx > img, .plx > video {
  width: 100%; height: 110%;
  object-fit: cover;
  will-change: transform;
}

/* scroll-scrub expansion (Apple-style widening band) */
.expand-scrub { will-change: transform; transform-origin: center top; }

/* hairline rules */
.rule { border: 0; border-top: 1px solid var(--line); }
.rule--strong { border-top-color: var(--line-strong); }
.theme-dark .rule { border-top-color: var(--line-invert); }

/* bar / FFT signal divider */
.wavediv {
  display: block;
  width: 100%;
  height: 32px;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.wavediv[data-mode="needles"],
.wavediv[data-mode="dense"] { height: 28px; }
.wavediv[data-mode="ridge"],
.wavediv[data-mode="peaks"] { height: 36px; }
/* sit tight under the product-line crossref */
.crossref + .wavediv {
  margin-top: 0.4rem;
  margin-bottom: clamp(1.75rem, 3vw, 2.5rem);
}

/* shared product-page blocks (Bennu / OSCURA / Calliope / Dome) */
.crossref {
  margin-top: clamp(2rem, 4vw, 3rem);
  padding-top: 1.3rem;
  border-top: 1px solid var(--line);
  color: var(--grey);
}
.crossref a { color: var(--red); }
.specsect__title {
  margin: 0 0 clamp(1.8rem, 3.5vw, 2.8rem);
  max-width: none;
}
.ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: clamp(2.2rem, 4vw, 3.2rem);
}
.pg-product .sect { padding-top: var(--sect); }
.pg-product .specsect { padding-bottom: 0; }
.pg-product .specsect + .faqsect { padding-top: 0; }
.pg-product .faqsect { padding-bottom: var(--sect); }
.pg-product .faq-acc { max-width: 940px; }
/* legacy class kept for pages not yet migrated */
.ticks {
  height: 34px;
  background-image: repeating-linear-gradient(
    to right,
    currentColor 0 1px,
    transparent 1px 12px
  );
  opacity: 0.22;
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 30%, #000 70%, transparent);
  mask-image: linear-gradient(to bottom, transparent, #000 30%, #000 70%, transparent);
}

/* marquee */
.marquee { overflow: clip; }
.marquee__track {
  display: flex;
  gap: 4rem;
  width: max-content;
  animation: marquee 36s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ============================================================
   BRAND ARCS — big animated background graphic
   Usage:
   <div class="arcs" aria-hidden="true">
     <img class="arcs__base" src="/assets/img/brand-arcs.svg" alt="">
     <img class="arcs__pulse" src="/assets/img/brand-arcs-red.svg" alt="">
   </div>
   Parent needs position:relative + overflow:clip. JS adds scroll parallax
   via --arcs-y. The red copy is masked to a thin band that sweeps outward
   from the arcs' origin (top-left) like a sonar pulse.
   ============================================================ */
.arcs {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: clip;
}
.arcs img {
  position: absolute;
  top: 0;
  right: -12%;
  width: min(78vw, 1250px);
  max-width: none;
  height: auto;
  transform: translateY(calc(var(--arcs-y, 0) * 1px));
}
.arcs__pulse {
  -webkit-mask-image: radial-gradient(circle 300px at 4% 2%, transparent 58%, #000 72%, #000 82%, transparent 96%);
  mask-image: radial-gradient(circle 300px at 4% 2%, transparent 58%, #000 72%, #000 82%, transparent 96%);
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  animation: arcs-pulse 7s cubic-bezier(0.3, 0, 0.4, 1) infinite;
  opacity: 0;
}
@keyframes arcs-pulse {
  0%   { -webkit-mask-size: 12% 12%; mask-size: 12% 12%; opacity: 0; }
  8%   { opacity: 1; }
  62%  { opacity: 0.5; }
  86%  { -webkit-mask-size: 320% 320%; mask-size: 320% 320%; opacity: 0; }
  100% { -webkit-mask-size: 320% 320%; mask-size: 320% 320%; opacity: 0; }
}
/* mask-size scaling of a radial circle: use oversized mask box so the ring grows */
.arcs__pulse { -webkit-mask-position: 0 0; mask-position: 0 0; }

.theme-dark .arcs__base { filter: invert(1); }

/* ============================================================
   RETICLE CURSOR — sections with [data-cursor-zone] hide the
   native cursor; a minimal targeting reticle follows with a
   slight lag and expands over links.
   ============================================================ */
@media (hover: hover) and (pointer: fine) {
  [data-cursor-zone], [data-cursor-zone] a, [data-cursor-zone] button { cursor: none; }
}
.reticle-cursor {
  position: fixed;
  top: 0; left: 0;
  z-index: 200;
  width: 34px; height: 34px;
  margin: -17px 0 0 -17px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.25s ease;
  will-change: transform;
}
.reticle-cursor.is-active { opacity: 1; }
.reticle-cursor svg { display: block; width: 100%; height: 100%; transition: transform 0.3s var(--ease-swift); }
.reticle-cursor.is-link svg { transform: scale(1.5) rotate(45deg); }

/* ============================================================
   ARCS CANVAS — full-bleed animated wavefront field (home hero).
   Concentric arcs fan out from the top-left across the whole
   viewport; rings shimmer and a red pulse sweeps outward.
   ============================================================ */
.arcs-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* outline display text (hollow letters) */
.outline {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--black);
}
.theme-dark .outline, .outline--invert { -webkit-text-stroke-color: var(--white); }

/* ============================================================
   PINNED STEPS — Apple-style scroll narrative.
   <section class="steps" data-steps style="--steps-n:4">
     <div class="steps__pin">
       <div class="steps__media">
         <figure class="steps__img">…</figure> ×N
       </div>
       <ol class="steps__list">
         <li class="steps__item">…</li> ×N
       </ol>
     </div>
   </section>
   JS sets .is-active on the img/item matching scroll progress.
   ============================================================ */
.steps { position: relative; height: calc(var(--steps-n, 4) * 90vh); }
.steps__pin {
  position: sticky;
  top: 0;
  height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(2rem, 5vw, 6rem);
  align-items: center;
  overflow: clip;
}
.steps__media { position: relative; aspect-ratio: 4/3; }
.steps__img {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateY(36px) scale(0.98);
  transition: opacity 0.7s ease, transform 0.9s var(--ease-out);
}
.steps__img img { width: 100%; height: 100%; object-fit: cover; }
.steps__img .cap { margin-top: 0.7rem; }
.steps__img.is-active { opacity: 1; transform: none; }
.steps__list { display: grid; gap: clamp(1.2rem, 2.4vw, 2rem); align-content: center; }
.steps__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.2rem;
  align-items: baseline;
  border-top: 1px solid var(--line);
  padding-top: 1rem;
  opacity: 0.28;
  transition: opacity 0.5s ease;
}
.steps__item .num {
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  font-stretch: var(--display-stretch);
  font-size: clamp(1.4rem, 2.2vw, 2rem);
  line-height: 1;
  color: var(--grey);
  transition: color 0.5s ease;
}
.steps__item .t {
  font-family: var(--font-display);
  font-weight: var(--display-weight);
  font-stretch: var(--display-stretch);
  text-transform: uppercase;
  font-size: clamp(1.2rem, 2vw, 1.8rem);
  line-height: 1.05;
}
.steps__item .d { grid-column: 2; color: var(--grey); font-size: 0.95rem; max-width: 40ch; }
.steps__item.is-active { opacity: 1; }
.steps__item.is-active .num { color: var(--red); }
@media (max-width: 960px) {
  .steps { height: auto; }
  .steps__pin { position: static; height: auto; grid-template-columns: 1fr; padding-block: 0; }
  .steps__media { display: none; }
  .steps__item { opacity: 1; }
  .steps__item .num { color: var(--red); }
  .steps--mobile-imgs .steps__item .mimg { display: block; grid-column: 1 / -1; aspect-ratio: 4/3; }
}

/* ============================================================
   COMPONENTS
   ============================================================ */

/* media frame with caption bar */
.figure { position: relative; }
.figure__cap {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.8rem;
  color: var(--grey);
}

/* video player shell */
.vplayer { position: relative; background: var(--black); }
.vplayer video { width: 100%; height: 100%; object-fit: cover; }
.vplayer__btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  background: rgba(11, 11, 12, 0.25);
  transition: opacity 0.4s ease, background 0.3s ease;
}
.vplayer__btn:hover { background: rgba(11, 11, 12, 0.45); }
.vplayer__btn .pbtn {
  width: clamp(64px, 7vw, 96px);
  height: clamp(64px, 7vw, 96px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.35s var(--ease-swift), background 0.3s, border-color 0.3s;
}
.vplayer__btn:hover .pbtn { transform: scale(1.08); background: var(--red); border-color: var(--red); }
.vplayer.is-playing .vplayer__btn { opacity: 0; pointer-events: none; }

/* accordion */
.acc { border-top: 1px solid var(--line-strong); }
.acc__item { border-bottom: 1px solid var(--line); }
.acc__head {
  width: 100%;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 2rem;
  padding: clamp(1.15rem, 2.2vw, 1.7rem) 0;
  text-align: left;
  transition: color 0.3s ease;
}
.acc__head:hover { color: var(--red); }
.acc__head .q {
  font-weight: 600;
  font-size: clamp(1rem, 1.45vw, 1.25rem);
  letter-spacing: -0.01em;
  line-height: 1.35;
}
.acc__x {
  position: relative;
  flex: none;
  width: 1.1em;
  height: 1.1em;
  color: var(--grey);
  transition: color 0.3s ease;
}
/* technical + / − — no circular control */
.acc__x::before,
.acc__x::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 11px; height: 1px;
  background: currentColor;
  translate: -50% -50%;
  transition: transform 0.35s var(--ease-swift), opacity 0.25s ease;
}
.acc__x::after { transform: rotate(90deg); }
.acc__item.is-open .acc__x { color: var(--red); }
.acc__item.is-open .acc__x::after { opacity: 0; transform: rotate(90deg) scaleX(0); }
.acc__body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.55s var(--ease-swift);
}
.acc__item.is-open .acc__body { grid-template-rows: 1fr; }
.acc__body > div { overflow: hidden; }
.acc__content {
  max-width: 62ch;
  padding-bottom: clamp(1.3rem, 2.4vw, 2rem);
  color: var(--grey);
  display: grid;
  gap: 0.85em;
  font-size: clamp(0.98rem, 1.15vw, 1.08rem);
  line-height: 1.55;
}
.acc__content ul { display: grid; gap: 0.4em; padding-left: 0; list-style: none; }
.acc__content li { position: relative; padding-left: 0.95em; }
.acc__content li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 0.4em;
  height: 1px;
  background: currentColor;
  opacity: 0.7;
}
/* product FAQ: section label already has the rule — no second line above questions */
.faq-acc { border-top: 0; }
.faq-acc .acc__content {
  padding-left: clamp(1.1rem, 2.4vw, 2rem);
  border-left: 1px solid var(--line);
  margin-left: 0.15rem;
}

/* bullet list (opportunities / tool pages) — hairline marker, not brand chevron */
.spec { display: grid; gap: 1.1rem; }
.spec > li {
  position: relative;
  padding-left: 1.15em;
  line-height: 1.5;
}
.spec > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.45em;
  height: 1px;
  background: var(--red);
}
.spec b, .spec strong { font-weight: 700; }

/* technical datasheet rows (product pages) */
.specsheet {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-strong);
  max-width: 64rem;
}
.specsheet__row {
  display: grid;
  grid-template-columns: minmax(9.5rem, 13rem) minmax(0, 1fr);
  gap: 0.75rem 2rem;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.specsheet__row dt {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--grey);
  padding-top: 0.2em;
}
.specsheet__row dd {
  margin: 0;
  line-height: 1.5;
  font-size: clamp(1rem, 1.2vw, 1.15rem);
}
.specsheet__row dd > p { margin: 0; }
.specsheet__apps {
  margin: 0.7rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.28rem;
  color: var(--grey);
  font-size: 0.92em;
}
.specsheet__apps li {
  position: relative;
  padding-left: 0.9em;
}
.specsheet__apps li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 0.35em;
  height: 1px;
  background: currentColor;
  opacity: 0.7;
}
.theme-dark .specsheet { border-top-color: var(--line-invert); }
.theme-dark .specsheet__row { border-bottom-color: var(--line-invert); }
.theme-dark .specsheet__row dt,
.theme-dark .specsheet__apps { color: rgba(255, 255, 255, 0.64); }
@media (max-width: 640px) {
  .specsheet__row { grid-template-columns: 1fr; gap: 0.35rem; padding: 0.95rem 0; }
}

/* forms */
.form { display: grid; gap: 2.2rem; }
.form__row { display: grid; gap: 2.2rem; grid-template-columns: 1fr 1fr; }
.field { position: relative; display: grid; gap: 0.55rem; }
.field > label {
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--grey);
}
.field label .req { color: var(--red); }
.field input, .field textarea, .field select {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  background: transparent;
  padding: 0.65em 0;
  font: inherit;
  color: inherit;
  border-radius: 0;
  transition: border-color 0.3s ease;
}
.field input:focus, .field textarea:focus { outline: none; border-bottom-color: var(--red); box-shadow: 0 1px 0 var(--red); }
.field textarea { resize: vertical; min-height: 120px; }
.checks { display: flex; flex-wrap: wrap; gap: 0.7rem; }
.checks label {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  border: 1px solid var(--line-strong);
  padding: 0.7em 1.1em;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}
.checks input { position: absolute; opacity: 0; pointer-events: none; }
.checks label:has(input:checked) { background: var(--red); border-color: var(--red); color: var(--white); }
.checks label:hover { border-color: var(--red); color: var(--red); }
.checks label:has(input:checked):hover { color: var(--white); }

.form__honey {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.form__status {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.45;
}
.form__status.is-ok { color: var(--ink, #111); }
.form__status.is-err { color: var(--red); }
.form [type="submit"][aria-busy="true"] { opacity: 0.65; pointer-events: none; }

/* press card */
.pcard {
  display: grid;
  gap: 1.1rem;
  align-content: start;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line-strong);
  transition: opacity .3s ease;
}
.pcard__img { aspect-ratio: 16/10; overflow: clip; }
.pcard__img img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.05);
  transform: scale(1.01);
  transition: transform 0.9s var(--ease-out), filter 0.5s ease;
}
.pcard:hover .pcard__img img { transform: scale(1.06); filter: grayscale(0); }
.pcard__meta { display: flex; justify-content: space-between; gap: 1rem; color: var(--grey); }
.pcard__meta .src { color: var(--red); }
.pcard h3 {
  font-weight: 700;
  font-size: clamp(1.15rem, 1.7vw, 1.5rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
}
.pcard p { color: var(--grey); font-size: 0.95rem; }
.pcard__more { margin-top: auto; }

/* ============================================================
   FOOTER — compact, Anduril-style
   ============================================================ */
.footer { background: var(--black); color: var(--white); }
.footer a { color: inherit; }
.footer__main {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: clamp(2rem, 5vw, 6rem);
  padding-block: clamp(3rem, 6vw, 5.5rem) clamp(3.5rem, 8vw, 7rem);
}
.footer__brand { display: flex; align-items: center; gap: 0.9rem; flex: none; }
.footer__brand .tm { font-size: 0.55em; vertical-align: super; opacity: 0.7; }
.footer__cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(150px, 1fr));
  gap: clamp(2rem, 4vw, 4.5rem);
}
.footer__cols .col { display: grid; gap: 0.7rem; align-content: start; justify-items: start; }
.footer__cols .col .head { color: rgba(255, 255, 255, 0.5); margin-bottom: 0.5rem; }
.footer__cols .col a {
  font-size: 0.98rem;
  line-height: 1.35;
  opacity: 0.9;
  transition: opacity 0.25s, color 0.25s;
}
.footer__cols .col a:hover { opacity: 1; color: var(--red-hot); }
.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.2rem;
  padding-block: 1.7rem;
  border-top: 1px solid var(--line-invert);
}
.footer__bottom .copy { color: rgba(255, 255, 255, 0.55); }
.footer__contact { display: flex; align-items: baseline; gap: 1.6rem; flex-wrap: wrap; }
.footer__contact .head { color: rgba(255, 255, 255, 0.5); }
.footer__contact a { font-size: 0.98rem; transition: color 0.25s; }
.footer__contact a:hover { color: var(--red-hot); }

/* page hero (interior pages) */
.phero { padding-top: calc(var(--header-h) + clamp(3rem, 8vw, 7rem)); position: relative; overflow: clip; }
.phero--dark {
  background: var(--black);
  color: var(--white);
}
.phero--dark .bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.phero--dark .bg img { width: 100%; height: 115%; object-fit: cover; opacity: 0.55; }
.phero .container { position: relative; z-index: 1; }

/* Compact heroes — product + category + control pages
   Sized so title + top media fit in the first viewport (~25% up from the tightest draft). */
.pg-product .phero,
.pg-cat .phero,
.pg-planner .phero,
.pg-overseer .phero {
  min-height: 0;
  display: block;
  padding-top: calc(var(--header-h) + clamp(2rem, 4vw, 3.25rem));
  padding-bottom: clamp(1.9rem, 3.75vw, 2.8rem);
}
.pg-product .phero .container,
.pg-cat .phero .container,
.pg-planner .phero .container,
.pg-overseer .phero .container { width: 100%; }
.pg-product .phero .kicker,
.pg-cat .phero .kicker,
.pg-planner .phero__kicker,
.pg-overseer .phero__kicker {
  display: flex;
  align-items: center;
  gap: 0.9em;
  margin-bottom: clamp(0.9rem, 1.75vw, 1.4rem);
}
.pg-product .phero .display--lg,
.pg-cat .phero .display--lg,
.pg-planner .phero h1,
.pg-overseer .phero h1 {
  font-size: clamp(3rem, 6.9vw, 6.55rem);
}
.pg-product .phero .lede,
.pg-cat .phero .lede,
.pg-planner .phero__lede,
.pg-overseer .phero__lede {
  margin-top: clamp(0.9rem, 1.75vw, 1.4rem);
  max-width: 38ch;
}
.pg-cat .phero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1.15rem;
  margin-top: clamp(1.5rem, 2.8vw, 2.25rem);
}
.pg-cat .phero__ctas .btn {
  font-size: clamp(0.88rem, 1.15vw, 1.05rem);
  padding: 1.45em 2.6em;
  letter-spacing: 0.14em;
}
.pg-cat .phero__ctas .btn .chev {
  width: 0.95em;
  height: 1.25em;
}
.pg-product .imgph:not(.imgph--mid),
.pg-cat .catband--ph,
.pg-cat .catband:not(.catband--video) {
  aspect-ratio: 21 / 9;
}
@media (max-width: 960px) {
  .pg-product .phero,
  .pg-cat .phero,
  .pg-planner .phero,
  .pg-overseer .phero {
    padding-top: calc(var(--header-h) + 1.55rem);
    padding-bottom: 1.7rem;
  }
  .pg-product .imgph:not(.imgph--mid),
  .pg-cat .catband--ph,
  .pg-cat .catband:not(.catband--video) { aspect-ratio: 16 / 10; }
}
.pg-cat .sect { padding-top: var(--sect); }
.pg-cat .sect--last { padding-bottom: var(--sect); }
.pg-cat .sect-label { margin-bottom: clamp(3rem, 6vw, 5.5rem); }
.pg-cat .catband--ph {
  display: grid;
  place-items: center;
  aspect-ratio: 21 / 9;
  background:
    linear-gradient(135deg, rgba(11,11,12,0.04) 0%, rgba(11,11,12,0.1) 100%);
  border-block: 1px solid var(--line);
  color: rgba(11, 11, 12, 0.38);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.pg-cat .catband--dark {
  background: var(--black);
  display: grid;
  place-items: center;
  aspect-ratio: 21 / 9;
}
.pg-cat .catband--dark img {
  width: min(42%, 320px);
  opacity: 0.55;
  transition: scale 0.6s var(--ease-out), opacity 0.4s ease;
}
.pg-cat .catband--video {
  aspect-ratio: auto;
  display: grid;
}
.pg-cat .catband--video .vplayer {
  aspect-ratio: 16/7;
  width: 100%;
}
.pg-cat .catband__cap {
  padding-top: 1.1rem;
  padding-bottom: 0.4rem;
}
.pg-cat .catband__cap .figure__cap {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin: 0;
}
@media (max-width: 960px) {
  .pg-cat .catband--dark,
  .pg-cat .catband--video .vplayer { aspect-ratio: 16/10; }
}

/* Next product band — light on category landings; dark on product pages (flows into footer) */
.nextband {
  padding-block: clamp(4.5rem, 9vw, 8.5rem);
  background: var(--white);
  color: var(--black);
  border-top: 1px solid var(--line-strong);
}
.nextband--dark {
  background: var(--black);
  color: var(--white);
  border-top-color: var(--line-invert);
}
.nextband__block + .nextband__block { margin-top: clamp(3.5rem, 7vw, 6rem); }
.nextband__kick { margin-bottom: clamp(1.4rem, 3vw, 2.4rem); }
.nextband__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding-block: 0.2em;
  color: inherit;
}
.nextband__link .nx {
  font-size: clamp(2.1rem, 9.5vw, 6.75rem);
  transition: transform 0.5s var(--ease-swift), color 0.3s ease;
}
.nextband__chev {
  width: 0.9em;
  height: 1.3em;
  font-size: clamp(1.6rem, 5vw, 4rem);
  color: var(--red);
  flex-shrink: 0;
  transition: transform 0.45s var(--ease-swift), color 0.3s ease;
}
.nextband__link:hover .nx { transform: translateX(14px); color: var(--red-hot); }
.nextband__link:hover .nextband__chev { transform: translateX(12px); color: var(--red-hot); }
.nextband__d { margin-top: 1rem; }
.nextband--dark .muted { color: rgba(255, 255, 255, 0.64); }

/* generic two-col split: label/heading left, content right */
.split {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(2rem, 5vw, 6rem);
  align-items: start;
}
.split > .sticky { position: sticky; top: calc(var(--header-h) + 2rem); }

/* stat blocks */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--gap); }
.stat { border-top: 1px solid var(--line-strong); padding-top: 1rem; }
.theme-dark .stat { border-top-color: var(--line-invert); }
.stat .n { font-family: var(--font-display); font-weight: var(--display-weight); font-stretch: var(--display-stretch); font-size: clamp(2.2rem, 4vw, 3.6rem); line-height: 1; }
.stat .l { margin-top: 0.6rem; color: var(--grey); }
.theme-dark .stat .l { color: rgba(255,255,255,0.6); }

/* placeholder blocks (Calliope / Dome — awaiting real content) */
.placeholder {
  border: 1px dashed rgba(11, 11, 12, 0.35);
  display: grid;
  place-content: center;
  gap: 0.6rem;
  text-align: center;
  color: var(--grey);
  padding: clamp(2rem, 5vw, 4rem);
}
.theme-dark .placeholder { border-color: rgba(255, 255, 255, 0.3); color: rgba(255, 255, 255, 0.55); }

/* full-bleed image slots (product / control pages — assets held in /assets/img/_held/) */
.imgph {
  display: grid;
  place-items: center;
  width: 100%;
  aspect-ratio: 16 / 7;
  background:
    linear-gradient(135deg, rgba(11, 11, 12, 0.04) 0%, rgba(11, 11, 12, 0.1) 100%);
  border-block: 1px solid var(--line);
  color: rgba(11, 11, 12, 0.38);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.imgph--mid {
  aspect-ratio: 16 / 8;
  margin-top: clamp(1rem, 2vw, 1.5rem);
}
.imgph--hero-bg {
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  border: 0;
  background:
    linear-gradient(180deg, rgba(11, 11, 12, 0.55) 0%, rgba(11, 11, 12, 0.82) 100%);
  color: rgba(255, 255, 255, 0.4);
}
.imgph--tool {
  aspect-ratio: 16 / 10;
  border: 0;
  border-top: 1px solid var(--line);
}
@media (max-width: 960px) {
  .imgph { aspect-ratio: 4 / 3; }
  .imgph--mid { aspect-ratio: 4 / 3; }
}

/* waveform canvas */
.wave { display: block; width: 100%; }

/* ---------- responsive ---------- */
@media (max-width: 1160px) {
  .nav { display: none; }
  .burger { display: block; }
}
@media (min-width: 1161px) {
  .mnav { display: none; }
}
@media (max-width: 960px) {
  :root { --header-h: 68px; }
  .split { grid-template-columns: 1fr; }
  .split > .sticky { position: static; }
  .form__row { grid-template-columns: 1fr; }
  .footer__main { flex-direction: column; }
  .footer__cols { grid-template-columns: 1fr 1fr; width: 100%; }
  .arcs img { right: -35%; width: 125vw; opacity: 0.75; }
}

/* ---------- motion preferences ---------- */
html.noanim [data-reveal], html.noanim [data-split] .line > span {
  opacity: 1 !important; transform: none !important; transition: none !important;
}
html.noanim [data-fill] .w { color: inherit !important; }
html.noanim * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-reveal], [data-split] .line > span { opacity: 1 !important; transform: none !important; transition: none !important; }
  [data-fill] .w { color: inherit !important; }
  .marquee__track { animation: none; }
  .plx > img, .plx > video { height: 100%; transform: none !important; }
  .expand-scrub { transform: none !important; }
  .arcs__pulse { animation: none; opacity: 0 !important; }
  .drone-cursor { display: none; }
  [data-drone-zone], [data-drone-zone] a { cursor: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}