:root {
  --ink: #0f1114;
  --charcoal: #17191d;
  --surface: #15171b;
  --surface-2: #202329;
  --gold: #c4a427;
  --gold-light: #d5b63d;
  --ivory: #ffffff;
  --muted: #b7b7b7;
  --line: rgba(196, 164, 39, 0.26);
  --line-soft: rgba(255, 255, 255, 0.11);
  --danger: #e5a29c;
  --max: 1280px;
  --header: 82px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--ink); }
body {
  margin: 0;
  color: var(--ivory);
  background:
    linear-gradient(rgba(196, 164, 39, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(196, 164, 39, 0.025) 1px, transparent 1px),
    var(--ink);
  background-size: 56px 56px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; }
button, input, textarea { font: inherit; }
button { color: inherit; }

:focus-visible {
  outline: 2px solid var(--gold-light);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 200;
  background: var(--gold);
  color: var(--ink);
  padding: .7rem 1rem;
  font-weight: 800;
  text-decoration: none;
}
.skip-link:focus { top: 1rem; }

.scroll-progress {
  position: fixed;
  inset: 0 auto auto 0;
  z-index: 160;
  width: 0;
  height: 2px;
  background: var(--gold-light);
  box-shadow: 0 0 18px rgba(196, 164, 39, .65);
}

.container {
  width: min(calc(100% - 40px), var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 120;
  min-height: var(--header);
  border-bottom: 1px solid rgba(23,25,29,.18);
  background: #fff;
}
.header-inner {
  min-height: var(--header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.brand-plate {
  display: inline-flex;
  align-items: center;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
}
.brand-plate img {
  width: 225px;
  height: auto;
  /* The supplied logo artwork is displayed without filters or recoloring. */
}
.site-nav { display: flex; align-items: center; gap: clamp(.45rem, 1vw, 1.05rem); }
.site-nav a {
  position: relative;
  padding: .6rem .25rem;
  color: #5e6166;
  text-decoration: none;
  font-size: .88rem;
  white-space: nowrap;
  transition: color .2s ease;
}
.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: .28rem;
  height: 1px;
  background: var(--gold);
  transition: right .25s ease;
}
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); }
.site-nav a:hover::after, .site-nav a[aria-current="page"]::after { right: 0; }
.site-nav .nav-cta {
  margin-left: .5rem;
  padding: .72rem 1rem;
  color: var(--ink);
  background: var(--gold);
  border: 1px solid var(--gold);
  font-weight: 800;
}
.site-nav .nav-cta::after { display: none; }
.site-nav .nav-cta:hover { color: var(--ink); background: var(--gold-light); }
.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(23,25,29,.28);
  background: transparent;
  cursor: pointer;
}
.menu-toggle span, .menu-toggle::before, .menu-toggle::after {
  content: "";
  display: block;
  width: 20px;
  height: 1px;
  margin: 5px auto;
  background: var(--charcoal);
  transition: transform .2s ease, opacity .2s ease;
}
.nav-open .menu-toggle span { opacity: 0; }
.nav-open .menu-toggle::before { transform: translateY(6px) rotate(45deg); }
.nav-open .menu-toggle::after { transform: translateY(-6px) rotate(-45deg); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  margin: 0 0 1rem;
  color: var(--gold-light);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .72rem;
  line-height: 1.3;
  letter-spacing: .17em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 30px; height: 1px; background: var(--gold); }
.display {
  margin: 0;
  font-family: "Franklin Gothic Condensed", "Arial Narrow", Impact, sans-serif;
  font-stretch: condensed;
  font-weight: 800;
  letter-spacing: -.025em;
  line-height: .95;
  text-transform: uppercase;
}
.gold { color: var(--gold-light); }
.lead { color: var(--muted); font-size: clamp(1rem, 1.35vw, 1.2rem); line-height: 1.65; }

.hero {
  position: relative;
  min-height: calc(100svh - var(--header));
  overflow: clip;
  border-bottom: 1px solid var(--line-soft);
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, var(--ink) 0%, rgba(15,17,20,.97) 35%, rgba(15,17,20,.55) 58%, rgba(15,17,20,.12) 100%),
    linear-gradient(180deg, transparent 60%, var(--ink) 100%);
}
.hero-layout {
  min-height: calc(100svh - var(--header));
  display: grid;
  grid-template-columns: minmax(0, .93fr) minmax(0, 1.07fr);
  align-items: center;
  padding-block: 7rem 10.5rem;
}
.hero-copy { position: relative; z-index: 5; max-width: 720px; }
.hero h1 { font-size: clamp(3.75rem, 7.2vw, 7.1rem); }
.hero .lead { max-width: 650px; margin: 1.8rem 0 2.1rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .7rem;
  min-height: 52px;
  padding: .8rem 1.25rem;
  border: 1px solid var(--gold);
  text-decoration: none;
  font-size: .92rem;
  font-weight: 800;
  letter-spacing: .01em;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}
.btn::after { content: "→"; font-size: 1.2em; }
.btn-primary { background: var(--gold); color: var(--ink); }
.btn-primary:hover { background: var(--gold-light); transform: translateY(-2px); }
.btn-secondary { color: var(--ivory); background: rgba(15,17,20,.4); }
.btn-secondary:hover { color: var(--ink); background: var(--gold-light); transform: translateY(-2px); }
.btn-small { min-height: 44px; padding: .65rem .9rem; font-size: .82rem; }

.hero-media {
  position: absolute;
  z-index: -2;
  inset: 1.5% 0 1.5% 42%;
  overflow: visible;
}
.engine-stage {
  --engine-x: 0px;
  --engine-y: 0px;
  --engine-scroll: 0px;
  --engine-rotate: 0deg;
  position: absolute;
  inset: 0;
  perspective: 1000px;
  transform: translate3d(var(--engine-x), calc(var(--engine-y) + var(--engine-scroll)), 0) rotateY(var(--engine-rotate));
  transform-origin: 70% 50%;
  transition: transform .45s cubic-bezier(.2,.7,.2,1);
  will-change: transform;
}
.hero-engine {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: right center;
  filter: saturate(.92) contrast(1.06);
  transform-origin: 80% 50%;
  animation: engine-breathe 8s ease-in-out infinite alternate;
  will-change: transform;
}
.hero-media::before {
  content: "";
  position: absolute;
  z-index: 2;
  left: 0;
  right: 0;
  top: -8%;
  height: 18%;
  background: linear-gradient(180deg, transparent, rgba(213,182,61,.15), transparent);
  mix-blend-mode: screen;
  animation: stage-scan 8s ease-in-out infinite;
  pointer-events: none;
}
.hero-media::after {
  content: "";
  position: absolute;
  z-index: 3;
  inset: 0;
  background:
    radial-gradient(circle at 74% 28%, rgba(213,182,61,.55) 0 1px, transparent 2px),
    radial-gradient(circle at 84% 67%, rgba(213,182,61,.42) 0 1px, transparent 2px),
    radial-gradient(circle at 55% 72%, rgba(196,164,39,.35) 0 1px, transparent 2px),
    linear-gradient(90deg, transparent 49.8%, rgba(196,164,39,.15) 50%, transparent 50.2%);
  background-size: 96px 96px, 128px 128px, 152px 152px, 180px 100%;
  animation: data-drift 18s linear infinite;
  pointer-events: none;
}
.tactical-stage {
  position: absolute;
  inset: 3% 2% 4% 1%;
  overflow: hidden;
  border: 1px solid rgba(196, 164, 39, .3);
  background:
    radial-gradient(circle at 62% 55%, rgba(196, 164, 39, .1), transparent 36%),
    linear-gradient(135deg, rgba(196, 164, 39, .055), transparent 44%),
    rgba(10, 10, 8, .72);
  box-shadow: inset 0 0 90px rgba(0, 0, 0, .7), 0 0 55px rgba(196, 164, 39, .07);
}
.tactical-stage::before {
  content: "";
  position: absolute;
  z-index: 2;
  inset: 0;
  width: 22%;
  background: linear-gradient(90deg, transparent, rgba(213, 182, 61, .12), transparent);
  mix-blend-mode: screen;
  animation: tactical-scan-x 6s linear infinite;
  pointer-events: none;
}
#tactical-canvas { display: block; width: 100%; height: 100%; }
.tactical-corners {
  position: absolute;
  z-index: 4;
  inset: 15px;
  border: 1px solid rgba(255, 255, 255, .08);
  pointer-events: none;
}
.tactical-corners::before,
.tactical-corners::after {
  content: "";
  position: absolute;
  width: 44px;
  height: 44px;
  border-color: var(--gold-light);
  opacity: .85;
}
.tactical-corners::before { left: -1px; top: -1px; border-left: 2px solid; border-top: 2px solid; }
.tactical-corners::after { right: -1px; bottom: -1px; border-right: 2px solid; border-bottom: 2px solid; }
.tactical-heading,
.tactical-readout,
.tactical-status {
  position: absolute;
  z-index: 5;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  letter-spacing: .11em;
  pointer-events: none;
}
.tactical-heading { top: 34px; left: 38px; display: grid; gap: .12rem; }
.tactical-heading span,
.tactical-readout span { color: rgba(255, 255, 255, .52); font-size: .58rem; }
.tactical-heading strong { color: var(--gold-light); font-size: .78rem; font-weight: 600; }
.tactical-readout { display: grid; gap: .08rem; }
.tactical-readout strong { color: var(--ivory); font-size: .78rem; font-weight: 500; }
.tactical-readout-a { right: 39px; top: 35px; }
.tactical-readout-b { right: 39px; bottom: 42px; }
.tactical-status {
  left: 38px;
  bottom: 39px;
  display: flex;
  align-items: center;
  gap: .55rem;
  color: rgba(255, 255, 255, .64);
  font-size: .58rem;
}
.tactical-status i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold-light);
  box-shadow: 0 0 0 0 rgba(213, 182, 61, .45);
  animation: tactical-pulse 1.8s ease-out infinite;
}
@keyframes tactical-scan-x { from { transform: translateX(-120%); } to { transform: translateX(520%); } }
@keyframes tactical-pulse { 70% { box-shadow: 0 0 0 10px rgba(213, 182, 61, 0); } 100% { box-shadow: 0 0 0 0 rgba(213, 182, 61, 0); } }
.engine-rotor {
  position: absolute;
  z-index: 5;
  left: 80.4%;
  top: 49.8%;
  width: clamp(118px, 22.8%, 330px);
  aspect-ratio: 1;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  filter: drop-shadow(0 0 18px rgba(213,182,61,.16));
}
.rotor-blades {
  position: absolute;
  inset: 8%;
  border-radius: 50%;
  background: repeating-conic-gradient(from 0deg, transparent 0deg 10deg, rgba(213,182,61,.02) 10deg 14deg, rgba(213,182,61,.34) 14deg 15.2deg, transparent 15.2deg 22.5deg);
  -webkit-mask: radial-gradient(circle, transparent 0 16%, #000 18% 71%, transparent 73%);
  mask: radial-gradient(circle, transparent 0 16%, #000 18% 71%, transparent 73%);
  mix-blend-mode: screen;
  animation: rotor-spin 8s linear infinite;
}
.rotor-ring { position: absolute; border-radius: 50%; border: 1px solid rgba(213,182,61,.42); }
.rotor-ring-a { inset: 1%; border-style: dashed; animation: rotor-spin 18s linear infinite reverse; }
.rotor-ring-b { inset: 13%; border-color: rgba(255,255,255,.18); animation: ring-pulse 3.8s ease-in-out infinite; }
.rotor-hub {
  position: absolute;
  left: 50%; top: 50%;
  width: 18%; aspect-ratio: 1;
  transform: translate(-50%,-50%);
  border-radius: 50%;
  border: 1px solid rgba(213,182,61,.65);
  background: radial-gradient(circle, rgba(213,182,61,.35), rgba(15,17,20,.08) 54%, transparent 58%);
  box-shadow: 0 0 24px rgba(213,182,61,.22);
}
.engine-orbit {
  position: absolute;
  z-index: 4;
  left: 68%; top: 50%;
  border: 1px solid rgba(196,164,39,.2);
  border-radius: 50%;
  transform: translate(-50%,-50%);
  pointer-events: none;
}
.engine-orbit::after { content:""; position:absolute; width:6px; height:6px; border-radius:50%; background:var(--gold-light); box-shadow:0 0 14px var(--gold); top:50%; left:-3px; }
.engine-orbit-a { width: 54%; aspect-ratio: 1; animation: orbit-spin 20s linear infinite; }
.engine-orbit-b { width: 72%; aspect-ratio: 1; border-style: dashed; animation: orbit-spin 32s linear infinite reverse; }
.engine-vector {
  position: absolute;
  z-index: 3;
  left: 17%; right: 6%; top: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(196,164,39,.7), transparent);
  transform-origin: right center;
  animation: vector-breathe 4s ease-in-out infinite;
}
.hero-data {
  position: absolute;
  z-index: 4;
  right: 3vw;
  top: 17%;
  padding-left: .7rem;
  border-left: 1px solid var(--gold);
  color: rgba(255,255,255,.65);
  font: .66rem/1.45 ui-monospace, monospace;
  letter-spacing: .12em;
  text-transform: uppercase;
  animation: data-pulse 4s ease-in-out infinite;
}
@keyframes engine-breathe { from { transform: scale(.965); } to { transform: scale(.985); } }
@keyframes stage-scan { 0%, 10% { transform: translateY(-25%); opacity: 0; } 45% { opacity: .8; } 90%,100% { transform: translateY(610%); opacity: 0; } }
@keyframes rotor-spin { to { transform: rotate(360deg); } }
@keyframes orbit-spin { from { transform: translate(-50%,-50%) rotate(0); } to { transform: translate(-50%,-50%) rotate(360deg); } }
@keyframes ring-pulse { 50% { transform: scale(1.035); opacity: .42; } }
@keyframes vector-breathe { 50% { opacity: .35; transform: scaleX(.82); } }
@keyframes data-drift { to { background-position: 96px -96px, -128px 128px, 152px -152px, 180px 0; } }
@keyframes data-pulse { 50% { opacity: .5; } }

.method-rail {
  position: absolute;
  z-index: 10;
  left: 50%;
  bottom: 2rem;
  transform: translateX(-50%);
  width: min(calc(100% - 40px), var(--max));
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line);
  background: rgba(15,17,20,.82);
  backdrop-filter: blur(12px);
}
.method-rail::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 30%;
  height: 2px;
  background: var(--gold-light);
  box-shadow: 0 0 18px rgba(196,164,39,.55);
  animation: rail-travel 8s ease-in-out infinite alternate;
}
@keyframes rail-travel { to { transform: translateX(233%); } }
.method-trigger {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  min-height: 94px;
  padding: 1.15rem 1.25rem;
  border: 0;
  border-right: 1px solid var(--line);
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: background .2s ease;
}
.method-trigger:last-child { border-right: 0; }
.method-trigger:hover, .method-trigger.is-active { background: rgba(196,164,39,.08); }
.method-number { color: var(--gold-light); font: 800 2.3rem/1 "Arial Narrow", sans-serif; }
.method-label { font-weight: 750; }
.method-arrow { color: var(--muted); font-size: 1.4rem; }

.section { position: relative; padding: clamp(5.5rem, 10vw, 9rem) 0; border-bottom: 1px solid var(--line-soft); overflow: clip; }
.section-tight { padding-block: 4rem; }
.section-header { max-width: 850px; margin-bottom: 3rem; }
.section h2, .page-hero h1 { font-size: clamp(3.1rem, 6vw, 6rem); }
.section h3 { margin: 0 0 .8rem; font-size: 1.2rem; line-height: 1.25; }
.section .lead { max-width: 760px; }
.section::after {
  content: "";
  position: absolute;
  width: 30vw;
  height: 30vw;
  right: -18vw;
  top: 5%;
  border: 1px solid rgba(196,164,39,.08);
  transform: rotate(45deg);
  pointer-events: none;
}
.surface { background: rgba(25,24,21,.82); }
.gold-wash { background: linear-gradient(135deg, rgba(196,164,39,.11), transparent 48%), var(--surface); }

.grid { display: grid; gap: 1px; background: var(--line-soft); border: 1px solid var(--line-soft); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 > .card:last-child:nth-child(odd) { grid-column: 1 / -1; min-height: 205px; }
.grid-3 > .card:last-child:nth-child(3n + 2) { grid-column: span 2; }
.card {
  position: relative;
  min-height: 230px;
  padding: 2rem;
  background: var(--ink);
  transition: background .25s ease, transform .25s ease;
}
.card:hover { z-index: 2; background: var(--surface-2); transform: translateY(-4px); }
.card-index { display: block; margin-bottom: 2rem; color: var(--gold-light); font: 800 2.5rem/1 "Arial Narrow", sans-serif; }
.card p { margin: 0; color: var(--muted); }
.card-link { display: inline-flex; margin-top: 1.4rem; color: var(--gold-light); font-weight: 800; text-decoration: none; }

.methodology { display: grid; grid-template-columns: .75fr 1.25fr; gap: 4rem; align-items: start; }
.methodology-sticky { position: sticky; top: calc(var(--header) + 3rem); }
.steps { border-top: 1px solid var(--line); }
.step {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 1.5rem;
  padding: 2.4rem 0;
  border-bottom: 1px solid var(--line);
  opacity: .5;
  transition: opacity .35s ease, transform .35s ease;
}
.step.is-active { opacity: 1; transform: translateX(8px); }
.step .method-number { font-size: 3rem; }
.step p { color: var(--muted); margin-bottom: 0; }

.systems-lab {
  background:
    radial-gradient(circle at 22% 42%, rgba(196,164,39,.09), transparent 31%),
    linear-gradient(180deg, #0f1114, #15171b 52%, #0f1114);
}
.systems-lab::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(196,164,39,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(196,164,39,.035) 1px, transparent 1px);
  background-size: 44px 44px;
  transform: translateY(var(--grid-shift, 0px));
  pointer-events: none;
}
.system-story { position: relative; display: grid; grid-template-columns: minmax(340px,.86fr) minmax(0,1.14fr); gap: clamp(3rem,8vw,8rem); align-items: start; }
.system-sticky { position: sticky; top: calc(var(--header) + 3rem); min-height: calc(100svh - var(--header) - 6rem); display: flex; flex-direction: column; justify-content: center; }
.system-sticky h2 { font-size: clamp(3.3rem,5.6vw,5.8rem); }
.system-core {
  position: relative;
  width: min(330px, 72%);
  aspect-ratio: 1;
  margin-top: 2.5rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196,164,39,.14), transparent 58%);
  transition: filter .45s ease;
}
.system-core::before, .system-core::after { content:""; position:absolute; left:50%; top:50%; background:rgba(196,164,39,.35); transform:translate(-50%,-50%); }
.system-core::before { width: 120%; height: 1px; }
.system-core::after { width: 1px; height: 120%; }
.core-ring { position:absolute; border-radius:50%; border:1px solid var(--line); }
.core-ring-1 { inset: 4%; border-style:dashed; animation:rotor-spin 18s linear infinite; }
.core-ring-2 { inset: 20%; border-color:rgba(213,182,61,.42); animation:rotor-spin 12s linear infinite reverse; }
.core-ring-3 { inset: 34%; border-style:dotted; animation:rotor-spin 7s linear infinite; }
.core-center {
  position:absolute; left:50%; top:50%; transform:translate(-50%,-50%);
  width:28%; aspect-ratio:1; display:grid; place-items:center; border:1px solid var(--gold); border-radius:50%;
  color:var(--gold-light); background:var(--ink); font:800 2rem/1 "Arial Narrow",sans-serif;
  box-shadow:0 0 34px rgba(196,164,39,.2);
}
.system-meter { width:min(330px,72%); height:2px; margin-top:1.5rem; background:rgba(255,255,255,.12); overflow:hidden; }
.system-meter span { display:block; width:25%; height:100%; background:var(--gold-light); box-shadow:0 0 14px rgba(196,164,39,.75); transition:width .55s cubic-bezier(.2,.8,.2,1); }
.system-readout { width:min(330px,72%); display:flex; justify-content:space-between; gap:1rem; margin-top:.8rem; font: .67rem ui-monospace,monospace; letter-spacing:.1em; text-transform:uppercase; }
.system-readout span { color:var(--muted); }
.system-readout strong { color:var(--gold-light); text-align:right; }
.system-panels { padding-block: 8vh; }
.system-panel {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem,5vw,4.4rem);
  margin-bottom: 12vh;
  border: 1px solid rgba(196,164,39,.16);
  background: linear-gradient(135deg, rgba(196,164,39,.06), transparent 54%), rgba(15,17,20,.8);
  opacity: .42;
  transform: translateX(40px) scale(.97);
  transition: opacity .55s ease, transform .55s ease, border-color .55s ease, background .55s ease;
}
.system-panel.is-active { opacity:1; transform:translateX(0) scale(1); border-color:rgba(213,182,61,.52); background:linear-gradient(135deg, rgba(196,164,39,.13), transparent 58%), rgba(15,17,20,.94); }
.system-code { color:var(--gold-light); font:.72rem ui-monospace,monospace; letter-spacing:.16em; }
.system-panel h3 { margin:1rem 0; font:800 clamp(2.6rem,5vw,5rem)/.95 "Franklin Gothic Condensed","Arial Narrow",Impact,sans-serif; text-transform:uppercase; }
.system-panel p { color:var(--muted); font-size:1.05rem; max-width:680px; }
.system-panel ul { display:flex; flex-wrap:wrap; gap:.55rem; margin:1.4rem 0 0; padding:0; list-style:none; }
.system-panel li { padding:.5rem .7rem; border:1px solid var(--line); color:var(--ivory); font-size:.75rem; letter-spacing:.04em; }

.card::after {
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(360px circle at var(--card-x,50%) var(--card-y,50%), rgba(213,182,61,.1), transparent 42%);
  opacity:0;
  transition:opacity .25s ease;
  pointer-events:none;
}
.card:hover::after { opacity:1; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); }
.stat { padding: 1.6rem; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat strong { display: block; color: var(--gold-light); font: 800 2.2rem/1 "Arial Narrow", sans-serif; }
.stat span { color: var(--muted); font: .68rem ui-monospace, monospace; letter-spacing: .12em; text-transform: uppercase; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2.5rem, 7vw, 6rem); align-items: center; }
.portrait-wrap { position: relative; max-width: 510px; }
.portrait-wrap::before { content: ""; position: absolute; inset: -14px 14px 14px -14px; border: 1px solid var(--gold); z-index: -1; }
.portrait-wrap img { width: 100%; aspect-ratio: 4/5; object-fit: cover; object-position: center top; }
.contact-list { list-style: none; margin: 2rem 0 0; padding: 0; border-top: 1px solid var(--line); }
.contact-list li { display: flex; justify-content: space-between; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--line); }
.contact-list span { color: var(--muted); }
.contact-list a { color: var(--gold-light); text-decoration: none; }

.resource {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 2rem;
  padding: clamp(2rem, 5vw, 4.2rem);
  border: 1px solid var(--gold);
  background: linear-gradient(120deg, rgba(196,164,39,.15), transparent 56%), var(--surface);
}
.resource h2 { font-size: clamp(2.5rem, 5vw, 4.4rem); }

.page-hero { position: relative; padding: 7rem 0 5.5rem; border-bottom: 1px solid var(--line); overflow: hidden; }
.page-hero::before {
  content: attr(data-code);
  position: absolute;
  right: 3vw;
  top: 1rem;
  color: rgba(196,164,39,.06);
  font: 800 clamp(9rem, 23vw, 22rem)/1 "Arial Narrow", sans-serif;
  pointer-events: none;
}
.page-hero .lead { max-width: 760px; margin-top: 1.5rem; }
.lifecycle { counter-reset: service; }
.lifecycle .card { counter-increment: service; }
.lifecycle .card::before { content: "0" counter(service); display: block; margin-bottom: 1.5rem; color: var(--gold-light); font: 800 2.2rem/1 "Arial Narrow", sans-serif; }

.focus-item { min-height: 300px; }
.model-fit { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--line); color: var(--ivory) !important; font-size: .88rem; }

.form-shell { display: grid; grid-template-columns: 1.3fr .7fr; gap: 3rem; }
.form-card { padding: clamp(1.5rem, 4vw, 3rem); border: 1px solid var(--line); background: var(--surface); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.field { margin-bottom: 1.2rem; }
.field-full { grid-column: 1 / -1; }
.field label { display: block; margin-bottom: .45rem; color: var(--muted); font: .7rem ui-monospace, monospace; letter-spacing: .1em; text-transform: uppercase; }
.field input, .field textarea {
  width: 100%;
  padding: .9rem 1rem;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 0;
  background: var(--ink);
  color: var(--ivory);
}
.field input:focus, .field textarea:focus { border-color: var(--gold-light); outline: none; }
.field [aria-invalid="true"] { border-color: var(--danger); }
.field-error { min-height: 1.2rem; margin: .35rem 0 0; color: var(--danger); font-size: .78rem; }
.form-note { color: var(--muted); font-size: .82rem; }
.form-status { display: none; margin-top: 1rem; padding: 1rem; border-left: 2px solid var(--gold); background: rgba(196,164,39,.08); }
.form-status.is-visible { display: block; }

.cta-band { padding: 5rem 0; background: var(--gold); color: var(--ink); }
.cta-band .container { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem; }
.cta-band h2 { color: var(--ink); font-size: clamp(2.6rem, 6vw, 5.5rem); }
.cta-band .btn { border-color: var(--ink); background: var(--ink); color: var(--ivory); }

.site-footer { padding: 4rem 0 2rem; background: var(--ivory); color: var(--charcoal); border-top: 1px solid rgba(23,25,29,.18); }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 3rem; }
.footer-logo { display: inline-flex; background: transparent; padding: 0; }
.footer-logo img { width: 215px; }
.footer-copy { max-width: 460px; color: #686b70; }
.footer-title { margin: 0 0 1rem; color: #8f741b; font: .72rem ui-monospace, monospace; letter-spacing: .14em; text-transform: uppercase; }
.footer-links { display: grid; gap: .55rem; }
.footer-links a, .footer-links span { color: #686b70; text-decoration: none; }
.footer-links a:hover { color: var(--charcoal); }
.footer-bottom { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid rgba(23,25,29,.15); color: #6e7074; font-size: .78rem; }
.footer-bottom a { margin-left: .6rem; color: #806a1d; font-weight: 700; text-underline-offset: 3px; }

.legal-content { max-width: 900px; }
.legal-section { padding: 2.25rem 0; border-bottom: 1px solid var(--line); }
.legal-section:first-child { padding-top: 0; }
.legal-section:last-child { padding-bottom: 0; border-bottom: 0; }
.legal-section h2 {
  margin: 0 0 .85rem;
  color: var(--gold-light);
  font-family: "Franklin Gothic Condensed", "Arial Narrow", Impact, sans-serif;
  font-size: clamp(1.65rem, 3vw, 2.3rem);
  line-height: 1.05;
  letter-spacing: -.01em;
  text-transform: uppercase;
}
.legal-section p { margin: 0; color: var(--muted); font-size: 1.02rem; line-height: 1.8; }
.legal-section a { color: var(--gold-light); font-weight: 700; text-underline-offset: 3px; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .75s ease, transform .75s cubic-bezier(.22,.75,.25,1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.stagger > * { transition-delay: calc(var(--i, 0) * 90ms); }
[data-parallax] { will-change: transform; }

@media (max-width: 1050px) {
  :root { --header: 72px; }
  .menu-toggle { display: block; }
  .site-nav {
    position: fixed;
    inset: var(--header) 0 auto;
    display: grid;
    gap: 0;
    padding: 1.2rem 20px 2rem;
    border-bottom: 1px solid var(--line);
    background: #fff;
    transform: translateY(-130%);
    opacity: 0;
    visibility: hidden;
    transition: transform .3s ease, opacity .3s ease, visibility .3s;
  }
  .nav-open .site-nav { transform: translateY(0); opacity: 1; visibility: visible; }
  .site-nav a { padding: .85rem 0; border-bottom: 1px solid rgba(23,25,29,.12); }
  .site-nav .nav-cta { margin: 1rem 0 0; text-align: center; border: 0; }
  .brand-plate img { width: 174px; }
  .hero-layout { grid-template-columns: 1fr; padding-top: 6rem; }
  .hero-copy { max-width: 760px; }
  .hero-media { inset: 7% 0 8% 26%; opacity: .66; }
  .hero::before { background: linear-gradient(90deg, var(--ink) 0%, rgba(15,17,20,.95) 48%, rgba(15,17,20,.18) 100%), linear-gradient(180deg, transparent 58%, var(--ink)); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .methodology { grid-template-columns: 1fr; }
  .methodology-sticky { position: static; }
  .system-story { grid-template-columns: 1fr; gap: 2rem; }
  .system-sticky { position: relative; top: auto; min-height: auto; padding-bottom: 2rem; }
  .system-core, .system-meter, .system-readout { width: min(330px, 52vw); }
  .system-panels { padding-block: 0; }
  .system-panel { min-height: 52vh; margin-bottom: 3rem; transform: translateY(28px) scale(.98); }
  .system-panel.is-active { transform: translateY(0) scale(1); }
}

@media (max-width: 760px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  .hero { min-height: auto; }
  .hero-layout { min-height: 720px; padding: 5.2rem 0 12.5rem; align-items: start; }
  .hero h1 { font-size: clamp(3.35rem, 15vw, 5rem); }
  .hero-media { inset: 20% 0 25% 20%; opacity: .48; }
  .tactical-stage { inset: 0 3% 0 -12%; }
  .tactical-heading { left: 25px; top: 25px; }
  .tactical-readout-a { right: 25px; top: 25px; }
  .tactical-readout-b { right: 25px; bottom: 29px; }
  .tactical-status { left: 25px; bottom: 27px; }
  .hero-engine { object-position: right center; }
  .engine-rotor { width: 24%; min-width: 86px; }
  .hero-data { display: none; }
  .method-rail { bottom: 1rem; grid-template-columns: 1fr; }
  .method-trigger { min-height: 54px; padding: .65rem .8rem; border-right: 0; border-bottom: 1px solid var(--line); }
  .method-trigger:last-child { border-bottom: 0; }
  .method-number { font-size: 1.65rem; }
  .method-rail::after { display: none; }
  .grid-2, .grid-3, .split, .resource, .form-shell, .footer-grid, .cta-band .container { grid-template-columns: 1fr; }
  .grid-2 > .card:last-child:nth-child(odd), .grid-3 > .card:last-child:nth-child(3n + 2) { grid-column: auto; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .step { grid-template-columns: 62px 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .field-full { grid-column: auto; }
  .resource .btn, .cta-band .btn { justify-self: start; }
  .system-core, .system-meter, .system-readout { width: 100%; max-width: 300px; }
  .system-panel { min-height: auto; padding-block: 3rem; margin-bottom: 1.2rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
  [data-parallax] { transform: none !important; }
  .tactical-stage::before { animation-duration: 10s !important; animation-iteration-count: infinite !important; }
  .tactical-status i { animation-duration: 2.4s !important; animation-iteration-count: infinite !important; }
}