/* ============================================================
   Aivium Digital, base styles + components
   Scaffold note: fonts load via Google Fonts <link> for preview;
   self-host with font-display: swap before production.
   ============================================================ */

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

html {
  color-scheme: dark;
  scroll-behavior: smooth;
}

body {
  background: var(--void-950);
  color: var(--cream);
  font-family: var(--font-display);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img,
svg,
canvas {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

::selection {
  background: var(--accent);
  color: var(--on-accent);
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 3rem);
}

/* ---- Typography ---- */

h1,
h2,
h3 {
  font-weight: 500;
  font-stretch: var(--stretch-display);
  letter-spacing: var(--tracking-display);
  line-height: var(--leading-display);
  text-wrap: balance;
}

h1 { font-size: var(--text-display); }
h2 { font-size: var(--text-h2); }
h3 {
  font-size: var(--text-h3);
  font-stretch: var(--stretch-subhead);
  letter-spacing: -0.01em;
}

.lede {
  color: var(--cream-72);
  max-width: 44ch;
}

.label {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--cream-55);
}

.label--accent {
  color: var(--accent);
}

/* ---- Buttons: pill shape, one primary intent per page ---- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: 3rem;
  padding-inline: var(--space-8);
  border-radius: var(--radius-interactive);
  border: 1px solid transparent;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  transition:
    background-color var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out),
    transform var(--duration-fast) var(--ease-out);
}

.btn:active {
  transform: scale(0.98);
}

.btn--primary {
  background: var(--accent-bright);
  color: var(--on-accent);
}

.btn--primary:hover {
  background: var(--accent);
}

.btn--ghost {
  border-color: var(--line-strong);
  color: var(--cream);
  background: transparent;
}

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

.btn:focus-visible {
  outline: 2px solid var(--accent-bright);
  outline-offset: 3px;
}

/* ---- Navigation ----
   Transparent over the hero; past the fold it becomes a fixed glass
   bar (blur + hairline) and compresses. Links read as telemetry
   labels: mono, uppercase, tracked. Mobile gets a full-void overlay. */

.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: var(--z-nav);
  height: var(--nav-height);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition:
    height var(--duration-base) var(--ease-out),
    background-color var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out);
}

.nav--scrolled {
  height: 60px;
  background: rgba(9, 12, 16, 0.72);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  backdrop-filter: blur(14px) saturate(1.4);
  border-bottom-color: var(--line);
}

.nav--open {
  background: transparent;
  border-bottom-color: transparent;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

.nav__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.nav__logo {
  position: relative;
  z-index: 2; /* stays above the mobile overlay */
}

.nav__logo img {
  height: 26px;
  width: auto;
  transition: height var(--duration-base) var(--ease-out);
}

.nav--scrolled .nav__logo img {
  height: 22px;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
}

.nav__links a {
  position: relative;
  display: inline-block;
  padding: var(--space-2) var(--space-1);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cream-55);
  transition: color var(--duration-fast) var(--ease-out);
}

.nav__links a::after {
  content: "";
  position: absolute;
  inset: auto var(--space-1) 0 var(--space-1);
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-base) var(--ease-out);
}

.nav__links a:hover,
.nav__links a:focus-visible {
  color: var(--cream);
}

.nav__links a:hover::after,
.nav__links a:focus-visible::after,
.nav__links a[aria-current="true"]::after {
  transform: scaleX(1);
}

.nav__links a[aria-current="true"] {
  color: var(--cream);
}

.nav__actions {
  position: relative;
  z-index: 2; /* stays above the mobile overlay */
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav .btn {
  height: 2.5rem;
  padding-inline: var(--space-6);
  font-size: var(--text-small);
}

/* Phone: quiet utility link beside the CTA */

.nav__phone {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-small);
  font-weight: 500;
  color: var(--cream-72);
  white-space: nowrap;
  transition: color var(--duration-fast) var(--ease-out);
}

.nav__phone:hover,
.nav__phone:focus-visible {
  color: var(--cream);
}

.nav__phone svg {
  width: 0.9375rem;
  height: 0.9375rem;
  color: var(--accent);
}

.nav__overlay-phone {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 500;
  color: var(--cream-72);
  transition: color var(--duration-fast) var(--ease-out);
}

.nav__overlay-phone:hover,
.nav__overlay-phone:focus-visible {
  color: var(--cream);
}

.nav__overlay-phone svg {
  width: 1.125rem;
  height: 1.125rem;
  color: var(--accent);
}

/* Toggle: two lines that fold into an X. Hidden on desktop. */

.nav__toggle {
  display: none;
  position: relative;
  width: 2.75rem;
  height: 2.5rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-interactive);
  background: transparent;
  cursor: pointer;
  transition: border-color var(--duration-fast) var(--ease-out);
}

.nav__toggle:hover {
  border-color: var(--cream);
}

.nav__toggle:focus-visible {
  outline: 2px solid var(--accent-bright);
  outline-offset: 3px;
}

.nav__toggle-line {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 1.125rem;
  height: 1.5px;
  background: var(--cream);
  transition: transform var(--duration-base) var(--ease-out);
}

.nav__toggle-line:nth-child(2) { transform: translate(-50%, calc(-50% - 3.5px)); }
.nav__toggle-line:nth-child(3) { transform: translate(-50%, calc(-50% + 3.5px)); }

.nav--open .nav__toggle-line:nth-child(2) { transform: translate(-50%, -50%) rotate(45deg); }
.nav--open .nav__toggle-line:nth-child(3) { transform: translate(-50%, -50%) rotate(-45deg); }

/* Mobile overlay: the void, full screen, big display links */

.nav__overlay {
  position: fixed;
  inset: 0;
  z-index: 1; /* below logo/toggle, above everything else */
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: calc(var(--nav-height) + var(--space-8)) clamp(1.25rem, 4vw, 3rem) var(--space-8);
  background:
    radial-gradient(120% 60% at 50% 115%, rgba(126, 30, 12, 0.35), transparent 65%),
    var(--void-950);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity var(--duration-base) var(--ease-out),
    visibility 0s linear var(--duration-base);
}

.nav--open .nav__overlay {
  opacity: 1;
  visibility: visible;
  transition: opacity var(--duration-base) var(--ease-out);
}

.nav__overlay-links {
  list-style: none;
  display: grid;
  gap: var(--space-2);
}

.nav__overlay-links a {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  padding-block: var(--space-3);
  font-size: clamp(1.75rem, 6vw, 2.5rem);
  font-weight: 500;
  font-stretch: var(--stretch-subhead);
  letter-spacing: var(--tracking-display);
  line-height: 1.1;
  color: var(--cream);
  border-bottom: 1px solid var(--line);
  transition: color var(--duration-fast) var(--ease-out);
}

.nav__overlay-links a:hover,
.nav__overlay-links a:focus-visible {
  color: var(--accent);
}

.nav__overlay-index {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  color: var(--accent);
}

.nav__overlay-footer .btn {
  width: 100%;
  height: 3rem;
  font-size: 1rem;
}

/* Staggered rise for overlay links */

@media (prefers-reduced-motion: no-preference) {
  .nav__overlay-links li {
    opacity: 0;
    translate: 0 18px;
  }
  .nav--open .nav__overlay-links li {
    animation: rise var(--duration-slow) var(--ease-out) forwards;
  }
  .nav--open .nav__overlay-links li:nth-child(2) { animation-delay: 60ms; }
  .nav--open .nav__overlay-links li:nth-child(3) { animation-delay: 120ms; }
  .nav--open .nav__overlay-links li:nth-child(4) { animation-delay: 180ms; }
  .nav--open .nav__overlay-links li:nth-child(5) { animation-delay: 240ms; }
}

body.nav-locked {
  overflow: hidden;
}

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

@media (max-width: 767px) {
  .nav__primary { display: none; }
  .nav__cta { display: none; }
  .nav__phone { display: none; }
  .nav__toggle { display: block; }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .nav__phone span { display: none; } /* icon-only when the bar tightens */
}

@media (min-width: 768px) {
  .nav__overlay { display: none; }
}

/* ---- Hero: asymmetric, content left, atmosphere behind ---- */

.hero {
  position: relative;
  /* One viewport minus the engine band, so the band sits at the fold */
  min-height: calc(100dvh - 5.5rem);
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}

@media (max-width: 900px) {
  .hero {
    min-height: calc(100dvh - 10rem);
  }
}

.hero__content {
  position: relative;
  z-index: var(--z-content);
  max-width: 40rem;
  padding-block: calc(var(--nav-height) + var(--space-8)) var(--space-16);
  display: grid;
  gap: var(--space-6);
  justify-items: start;
  /* Lift so the content, actions included, sits clear above the rim light */
  translate: 0 -2rem;
}

@media (max-width: 900px) {
  .hero__content {
    translate: 0 0;
  }
}

/* Eyebrow H1 + display headline: the keyword line stays the H1 but reads
   as a label; the hook below carries the visual weight */
.hero__title {
  display: grid;
  gap: var(--space-4);
}

/* The H1 is a kicker set as editorial copy, not a label: sentence case,
   body-adjacent size, no mono/uppercase/ornament */
.hero__eyebrow {
  font-size: 1.125rem;
  font-weight: 500;
  font-stretch: var(--stretch-subhead);
  letter-spacing: 0;
  line-height: 1.5;
  color: var(--cream-72);
}

.hero__headline {
  font-size: var(--text-display);
  font-weight: 500;
  font-stretch: var(--stretch-display);
  letter-spacing: var(--tracking-display);
  line-height: var(--leading-display);
  text-wrap: balance;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-2);
}

/* Atmosphere layer: starfield canvas + horizon glow */

.hero__atmosphere {
  position: absolute;
  inset: 0;
  z-index: var(--z-atmosphere);
  pointer-events: none;
}

.hero__stars {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* Planet horizon: rendered image (assets/planet-1.webp), vermillion rim
   light over a cold void. Anchored to the bottom, cropped from the top. */

.hero__planet {
  position: absolute;
  /* Extend past the hero bottom so the rim clears the CTAs on every
     screen. The rim's height scales with viewport width (cover-cropped
     image) while the content centers by height, so the extension must
     account for both. Height must be explicit: with height:auto an
     absolutely positioned image uses its intrinsic height and ignores
     `bottom`. */
  inset: 0 0 auto 0;
  width: 100%;
  height: calc(100% + clamp(6rem, 26vw - 50dvh + 290px, 22rem));
  object-fit: cover;
  object-position: center bottom;
}

@media (max-width: 900px) {
  .hero__planet {
    inset: 0;
    height: 100%;
  }
}

/* Orbit rings: simple geometric decoration, upper right */

.hero__orbits {
  position: absolute;
  top: 50%;
  right: -12%;
  width: min(52vw, 760px);
  aspect-ratio: 1;
  transform: translateY(-58%);
  opacity: 0.85;
}

.hero__orbits circle {
  fill: none;
  stroke: var(--line);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.hero__orbits .orbit-body {
  fill: var(--accent);
  stroke: none;
}

.hero__orbits .orbit-body--gray {
  fill: var(--cream-55);
}

/* Each body orbits independently; different periods and directions mean
   their alignment never repeats on a human timescale. */
.orbit-rotor {
  transform-box: view-box;
  transform-origin: 50% 50%;
}

@media (prefers-reduced-motion: no-preference) {
  .orbit-rotor--outer {
    animation: orbit-spin 210s linear infinite;
  }
  .orbit-rotor--inner {
    animation: orbit-spin 130s linear infinite reverse;
  }
  @keyframes orbit-spin {
    to { transform: rotate(360deg); }
  }

  .hero__content > * {
    opacity: 0;
    translate: 0 20px;
    animation: rise var(--duration-slow) var(--ease-out) forwards;
  }
  .hero__content > *:nth-child(2) { animation-delay: 90ms; }
  .hero__content > *:nth-child(3) { animation-delay: 180ms; }
  .hero__content > *:nth-child(4) { animation-delay: 270ms; }
  @keyframes rise {
    to { opacity: 1; translate: 0 0; }
  }
}

@media (max-width: 767px) {
  .hero__orbits {
    right: -55%;
    width: 130vw;
    opacity: 0.5;
  }
  .hero__content {
    padding-block: calc(var(--nav-height) + var(--space-6)) var(--space-12);
  }
}

/* ---- Engine coverage band, directly under the hero ---- */

.engines {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding-block: var(--space-6);
}

.engines__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.engines__caption {
  font-size: var(--text-small);
  color: var(--cream-55);
  flex-shrink: 0;
}

.engines__list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-8);
  list-style: none;
}

.engines__list li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  opacity: 0.55;
  transition: opacity var(--duration-fast) var(--ease-out);
}

.engines__list li:hover {
  opacity: 1;
}

.engines__list img {
  height: 20px;
  width: auto;
}

.engines__list span {
  font-size: var(--text-small);
  font-weight: 500;
  color: var(--cream);
}

@media (max-width: 900px) {
  .engines__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }
}

/* ---- Mission: social proof. Grok-style dimmed/bright statement,
   Resend-style telemetry stat row, logo marquee at the base. ---- */

.mission {
  padding-block: var(--space-section) 0;
  text-align: center;
}

.mission__label {
  margin-bottom: var(--space-6);
}

.mission__statement {
  font-size: clamp(2.25rem, 1.1rem + 3.9vw, 3.875rem);
  max-width: 22ch;
  margin-inline: auto;
}

.mission__statement-dim {
  display: block;
  color: var(--cream-55);
}

.mission__lede {
  max-width: 52ch;
  margin: var(--space-6) auto 0;
}

/* Telemetry row: hairlines above and below, mono captions under numbers */

.mission__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: var(--space-16);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.mission__stat {
  padding-block: var(--space-8);
  display: grid;
  gap: var(--space-2);
}

.mission__stat + .mission__stat {
  border-left: 1px solid var(--line);
}

.mission__stat dd {
  font-size: clamp(1.875rem, 1.2rem + 2.2vw, 3rem);
  font-weight: 500;
  font-stretch: var(--stretch-display);
  letter-spacing: var(--tracking-display);
  line-height: 1;
}

.mission__stat dt {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--cream-55);
}

@media (max-width: 767px) {
  .mission__stats {
    grid-template-columns: 1fr;
  }
  .mission__stat + .mission__stat {
    border-left: 0;
    border-top: 1px solid var(--line);
  }
}

/* Flight record: caption row, then the marquee */

.mission__record {
  margin-top: var(--space-24);
  padding-bottom: var(--space-section);
}

.mission__record-caption {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: var(--space-4);
  margin-bottom: var(--space-12);
}

.mission__record-note {
  font-size: var(--text-small);
  color: var(--cream-55);
}

/* Marquee: two identical groups, track slides one group-width.
   Edges fade out; hover pauses; reduced motion becomes a scroller. */

.marquee {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent, black 14%, black 86%, transparent);
  mask-image: linear-gradient(to right, transparent, black 14%, black 86%, transparent);
}

.marquee__track {
  display: flex;
  width: max-content;
}

.marquee__group {
  display: flex;
  align-items: center;
  gap: clamp(3.5rem, 7vw, 6.5rem);
  padding-right: clamp(3.5rem, 7vw, 6.5rem);
  list-style: none;
}

.marquee__group img {
  height: 34px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  /* Force every logo to brand cream, dimmed like the engine band */
  filter: brightness(0) invert(96%);
  opacity: 0.5;
  transition: opacity var(--duration-fast) var(--ease-out);
}

.marquee__group li:hover img {
  opacity: 1;
}

/* Optical balance: stacked/compact lockups need more height than wordmarks */
.marquee__group img[src*="fullsail"],
.marquee__group img[src*="ea"] {
  height: 46px;
}

.marquee__group img[src*="disney"] {
  height: 42px;
}

@media (prefers-reduced-motion: no-preference) {
  .marquee__track {
    animation: marquee-slide 45s linear infinite;
  }
  .marquee:hover .marquee__track {
    animation-play-state: paused;
  }
  /* One group width = a quarter of the four-copy track */
  @keyframes marquee-slide {
    to { transform: translateX(-25%); }
  }
}

@media (prefers-reduced-motion: reduce) {
  .marquee {
    overflow-x: auto;
  }
}

/* ---- Systems: two proprietary service modules. Sharp-cornered
   surface cards per the shape rule; pixelated Hubble transmission
   imagery fading into the void at each card's crown. ---- */

.systems {
  padding-block: var(--space-section);
  border-top: 1px solid var(--line);
}

.systems__head {
  max-width: 40rem;
  display: grid;
  gap: var(--space-6);
  margin-bottom: var(--space-16);
}

.systems__head .label {
  margin-bottom: calc(var(--space-2) * -1);
}

.systems__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

@media (max-width: 900px) {
  .systems__grid {
    grid-template-columns: 1fr;
  }
}

.system-card {
  display: flex;
  flex-direction: column;
  background: var(--void-900);
  border: 1px solid var(--line);
  border-radius: var(--radius-surface);
  overflow: hidden;
  transition: border-color var(--duration-base) var(--ease-out);
}

.system-card:hover {
  border-color: var(--line-strong);
}

/* Pixel transmission: tiny source scaled up hard, mosaic-crisp,
   sinking into the card's own void at the bottom edge */

.system-card__visual {
  position: relative;
  aspect-ratio: 21 / 9;
  overflow: hidden;
}

.system-card__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  image-rendering: pixelated;
  opacity: 0.5;
  transition: opacity var(--duration-slow) var(--ease-out);
}

.system-card:hover .system-card__visual img {
  opacity: 0.7;
}

.system-card__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 35%, var(--void-900));
}

.system-card__body {
  display: grid;
  gap: var(--space-4);
  justify-items: start;
  padding: var(--space-8);
  padding-top: var(--space-4);
}

.system-card__designation {
  color: var(--accent);
}

.system-card__pitch {
  color: var(--cream-72);
}

/* Numbered capabilities, Garden-style (1)(2)(3) in accent mono */

.system-card__caps {
  list-style: none;
  counter-reset: cap;
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-2);
}

.system-card__caps li {
  counter-increment: cap;
  display: flex;
  gap: var(--space-3);
  align-items: baseline;
  font-size: var(--text-small);
  color: var(--cream-72);
  padding-top: var(--space-3);
  border-top: 1px solid var(--line);
}

.system-card__caps li::before {
  content: "(" counter(cap, decimal-leading-zero) ")";
  font-family: var(--font-mono);
  font-size: var(--text-label);
  letter-spacing: 0.06em;
  color: var(--accent);
  flex-shrink: 0;
}

.system-card__link {
  margin-top: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--cream);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: var(--space-1);
  transition: color var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out);
}

.system-card__link::after {
  content: " \2192";
}

.system-card__link:hover,
.system-card__link:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
}

/* ---- Flow: the flight path diagram. HTML chips positioned over an
   SVG wire layer; a dashed orbit ring marks the feedback loop. On
   mobile the graph restacks into a vertical rail. ---- */

.flow {
  padding-block: var(--space-section);
  border-top: 1px solid var(--line);
  overflow: hidden;
}

.flow__head {
  max-width: 40rem;
  display: grid;
  gap: var(--space-6);
  margin-bottom: var(--space-16);
}

/* The chart panel: bordered console with a terminal header strip */

.flow__diagram {
  border: 1px solid var(--line);
  background: var(--void-900);
}

.flow__chart {
  position: relative;
  aspect-ratio: 1280 / 600;
  container-type: inline-size;
  /* Star-chart dot grid */
  background-image: radial-gradient(rgba(246, 242, 234, 0.06) 1px, transparent 1.5px);
  background-size: 26px 26px;
  background-position: 13px 13px;
}

.flow__wires {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.flow__corners path {
  stroke: var(--line-strong);
  stroke-width: 1.5;
}

.flow__wire-base path {
  stroke: rgba(246, 242, 234, 0.28);
  stroke-width: 1;
}

.flow__launch-core {
  fill: var(--cream);
}

.flow__launch-ring {
  stroke: var(--line-strong);
  stroke-width: 1;
}

.flow__launch-ring--faint {
  stroke: var(--line);
  stroke-dasharray: 2 3;
}

.flow__waypoints circle {
  fill: var(--void-900);
  stroke: var(--cream);
  stroke-width: 1.5;
}

.flow__waypoint-rings circle {
  stroke: var(--line-strong);
  stroke-width: 1;
}

/* Signal pulses: geometry here, motion driven by js/flow.js so the
   waypoint lock-ins land exactly when the pulse touches each circle */

.flow__pulses path {
  stroke: var(--accent);
  stroke-width: 1.5;
  stroke-linecap: round;
  /* Gap far longer than the path so the pattern never wraps a second
     dash into view while the pulse parks off either end */
  stroke-dasharray: 3 200;
  stroke-dashoffset: 3;
  filter: drop-shadow(0 0 4px rgba(229, 57, 27, 0.7));
}

/* Feedback return: dashed run along the bottom, drifting toward the input */

.flow__return {
  stroke: var(--line);
  stroke-width: 1;
  stroke-dasharray: 4 6;
}

@media (prefers-reduced-motion: no-preference) {
  .flow__return {
    animation: return-drift 1.4s linear infinite;
  }

  @keyframes return-drift {
    to {
      stroke-dashoffset: -10;
    }
  }
}

.flow__return-label {
  position: absolute;
  left: var(--x);
  top: var(--y);
  translate: -50% -50%;
  padding-inline: var(--space-3);
  background: var(--void-900);
  font-size: clamp(0.7rem, 0.75cqw + 0.28rem, 0.9375rem);
  font-weight: 500;
  color: var(--cream-55);
  white-space: nowrap;
}

/* Lock-in: a waypoint goes green when the signal reaches it, holds,
   and resets when the cycle reloops */

.flow__waypoints circle,
.flow__waypoint-rings circle,
.flow__planet {
  transition:
    stroke var(--duration-fast) var(--ease-out),
    fill var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-base) var(--ease-out);
}

.flow__waypoints circle.is-lit {
  stroke: var(--ok);
  fill: rgba(62, 207, 142, 0.18);
  filter: drop-shadow(0 0 6px rgba(62, 207, 142, 0.6));
}

.flow__waypoint-rings circle.is-lit {
  stroke: rgba(62, 207, 142, 0.45);
}

.flow__planet.is-lit {
  box-shadow: 0 0 72px rgba(62, 207, 142, 0.45);
}

/* Waypoint labels: bordered node chips floated off their wire ports */

.flow__wp {
  position: absolute;
  left: var(--x);
  top: var(--y);
  translate: -50% -100%;
  margin-top: -18px;
  display: grid;
  gap: 2px;
  justify-items: center;
  padding: 0.55em 1.15em;
  border: 1px solid var(--line-strong);
  background: var(--void-850);
  font-size: clamp(0.62rem, 0.8cqw + 0.3rem, 0.9375rem);
  font-weight: 500;
  line-height: 1.2;
  white-space: nowrap;
  text-align: center;
}

.flow__wp--below {
  translate: -50% 0;
  margin-top: 20px;
}

.flow__wp-tag {
  font-size: 0.72em;
  font-weight: 500;
  color: var(--cream-55);
}

/* Output chip: the block both lanes merge into, lit in brand accent */

.flow__wp--growth {
  translate: -50% -50%;
  margin: 0;
  padding: 0.8em 1.4em;
  border-color: transparent;
  background: var(--accent-bright);
  color: var(--on-accent);
  box-shadow: 0 0 48px rgba(229, 57, 27, 0.35);
}

.flow__wp--growth .flow__wp-tag {
  color: var(--on-accent);
  opacity: 0.75;
}

/* The destination: pixel planet, rim-lit, softly glowing */

.flow__planet {
  position: absolute;
  left: var(--x);
  top: var(--y);
  translate: -50% -50%;
  width: clamp(48px, 6.4cqw, 84px);
  aspect-ratio: 1;
  image-rendering: pixelated;
  border-radius: 50%;
  box-shadow: 0 0 56px rgba(229, 57, 27, 0.3);
}

.flow__lane-title {
  position: absolute;
  left: var(--x);
  top: var(--y);
  translate: -50% -50%;
  font-size: clamp(0.75rem, 0.8cqw + 0.3rem, 1rem);
  font-weight: 500;
  color: var(--cream-55);
  white-space: nowrap;
}

.flow__loop-caption {
  max-width: 62ch;
  margin: var(--space-12) auto 0;
  text-align: center;
  text-wrap: balance;
  font-size: var(--text-small);
  color: var(--cream-72);
}

.flow__loop-caption .label {
  display: block;
  margin-bottom: var(--space-2);
}

/* Mobile: restack the chart as a vertical rail in reading order */

@media (max-width: 760px) {
  .flow__wires {
    display: none;
  }

  .flow__return-label {
    display: none;
  }

  .flow__chart {
    aspect-ratio: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-8) var(--space-4);
  }

  .flow__wp {
    position: static;
    left: auto;
    top: auto;
    translate: none;
    margin: 0;
    padding: 0.55em 1.2em;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-interactive);
    background: var(--void-850);
    font-size: var(--text-small);
  }

  .flow__wp + .flow__wp {
    margin-top: 28px;
    position: relative;
  }

  .flow__wp + .flow__wp::before {
    content: "";
    position: absolute;
    left: 50%;
    top: -29px;
    height: 28px;
    width: 1px;
    background: var(--line-strong);
  }

  .flow__wp--growth {
    border-color: transparent;
    background: var(--accent-bright);
    color: var(--on-accent);
    box-shadow: 0 0 48px rgba(229, 57, 27, 0.35);
  }

  .flow__wp--growth .flow__wp-tag {
    color: var(--on-accent);
    opacity: 0.75;
  }

  .flow__lane-title {
    position: static;
    translate: none;
    margin: var(--space-8) 0 var(--space-4);
  }

  .flow__lane-title + .flow__wp {
    margin-top: 0;
  }

  .flow__lane-title + .flow__wp::before {
    display: none;
  }

  .flow__planet {
    position: static;
    translate: none;
    width: 64px;
    margin-top: var(--space-8);
  }

  .flow__planet + .flow__wp--growth {
    margin-top: var(--space-4);
  }

  .flow__planet + .flow__wp--growth::before {
    display: none;
  }
}

/* ---- CTA: book a discovery. The spaceplan shows one plotted leg;
   the rest of the route stays dashed until the call charts it. ---- */

.cta {
  position: relative;
  padding-block: var(--space-section);
  border-top: 1px solid var(--line);
  overflow: hidden;
}

/* Horizon glow returning at the page's close, echoing the hero */
.cta::before {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 60%;
  background: radial-gradient(70% 55% at 50% 115%, rgba(126, 30, 12, 0.32), transparent 70%);
  pointer-events: none;
}

.cta__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  align-items: center;
  gap: clamp(var(--space-8), 5vw, var(--space-24));
}

.cta__content {
  display: grid;
  gap: var(--space-6);
  justify-items: start;
}

.cta__heading {
  max-width: 18ch;
}

.cta__question {
  display: block;
  color: var(--cream-55);
}

.cta__btn {
  margin-top: var(--space-2);
}

/* Preflight checklist: mono, green checks, telemetry-style */

.cta__checklist {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-6);
}

.cta__checklist li {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cream-55);
}

.cta__checklist li::before {
  content: "\2713";
  color: var(--ok);
}

/* The spaceplan */

.cta__plan {
  position: relative;
  aspect-ratio: 680 / 520;
  container-type: inline-size;
}

.cta__plan-wires {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.cta__plan-home-ring {
  stroke: var(--line-strong);
  stroke-width: 1;
  stroke-dasharray: 2 3;
}

.cta__plan-home-ring--faint {
  stroke: var(--line);
}

/* The one plotted leg: solid, bright, decided */
.cta__plan-leg {
  stroke: var(--cream);
  stroke-width: 1.5;
  stroke-linecap: round;
}

/* The unplotted route: dashed, fading, still to be figured out */
.cta__plan-route {
  stroke: rgba(246, 242, 234, 0.3);
  stroke-width: 1.2;
  stroke-linecap: round;
  stroke-dasharray: 4 7;
}

@media (prefers-reduced-motion: no-preference) {
  .cta__plan-route {
    animation: route-crawl 3.2s linear infinite;
  }
  @keyframes route-crawl {
    to { stroke-dashoffset: -22; }
  }
}

.cta__plan-stop {
  fill: var(--void-950);
  stroke: var(--cream-55);
  stroke-width: 1.2;
}

.cta__plan-stop--discovery circle {
  fill: var(--void-950);
  stroke: var(--accent);
  stroke-width: 1.5;
}

.cta__plan-stop--discovery .cta__plan-stop-ring {
  stroke: rgba(229, 57, 27, 0.4);
  stroke-width: 1;
  filter: drop-shadow(0 0 6px rgba(229, 57, 27, 0.5));
}

.cta__plan-stop--3 { stroke: var(--cream-32); }
.cta__plan-stop--4 { stroke: var(--cream-32); }

.cta__plan-home {
  position: absolute;
  left: var(--x);
  top: var(--y);
  translate: -50% -50%;
  width: clamp(28px, 5.2cqw, 40px);
  aspect-ratio: 1;
  image-rendering: pixelated;
  border-radius: 50%;
}

.cta__plan-label {
  position: absolute;
  left: var(--x);
  top: var(--y);
  translate: -50% -50%;
  display: grid;
  gap: 2px;
  justify-items: center;
  font-size: clamp(0.62rem, 1cqw + 0.3rem, 0.9375rem);
  font-weight: 500;
  line-height: 1.2;
  white-space: nowrap;
  text-align: center;
}

.cta__plan-label span {
  font-family: var(--font-mono);
  font-size: 0.68em;
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--cream-55);
}

.cta__plan-label--home {
  font-family: var(--font-mono);
  font-size: clamp(0.55rem, 0.8cqw + 0.25rem, var(--text-label));
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--cream-55);
}

.cta__plan-label--discovery span {
  color: var(--accent);
}

.cta__plan-label--2 { color: var(--cream-72); }
.cta__plan-label--3 { color: var(--cream-55); }
.cta__plan-label--4 { color: var(--cream-32); }

.cta__plan-label--3 span,
.cta__plan-label--4 span {
  color: var(--cream-32);
}

@media (max-width: 900px) {
  .cta__inner {
    grid-template-columns: 1fr;
  }
  .cta__plan {
    max-width: 30rem;
    width: 100%;
    margin-inline: auto;
  }
}

/* ---- Film grain, fixed and non-interactive ---- */

.grain {
  position: fixed;
  inset: 0;
  z-index: var(--z-grain);
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---- Case study: one featured proof panel, intro left, evidence right ---- */

.case {
  padding-block: var(--space-section);
  border-top: 1px solid var(--line);
}

.case__head {
  max-width: 40rem;
  display: grid;
  gap: var(--space-6);
  margin-bottom: var(--space-16);
}

.case__card {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  border: 1px solid var(--line);
  background: var(--void-900);
}

.case__intro {
  padding: clamp(2rem, 1rem + 3vw, 4rem);
  display: grid;
  gap: var(--space-6);
  align-content: start;
  justify-items: start;
}

.case__client {
  color: var(--cream-55);
  font-size: var(--text-small);
}

.case__headline {
  font-size: clamp(1.625rem, 1.1rem + 1.8vw, 2.375rem);
  max-width: 20ch;
}

.case__summary {
  color: var(--cream-72);
  max-width: 44ch;
}

.case__aside {
  display: grid;
  grid-template-rows: 1fr auto;
  border-left: 1px solid var(--line);
}

.case__stats {
  display: grid;
  align-content: start;
}

.case__stats > div {
  padding: var(--space-6) clamp(1.5rem, 1rem + 2vw, 2.5rem);
  display: grid;
  gap: var(--space-2);
}

.case__stats > div + div {
  border-top: 1px solid var(--line);
}

.case__stats dd {
  font-size: clamp(1.5rem, 1.1rem + 1.4vw, 2.25rem);
  font-weight: 500;
  font-stretch: var(--stretch-display);
  letter-spacing: var(--tracking-display);
  line-height: 1;
}

.case__stats dt {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--cream-55);
}

.case__quote {
  border-top: 1px solid var(--line);
  padding: var(--space-6) clamp(1.5rem, 1rem + 2vw, 2.5rem);
  display: grid;
  gap: var(--space-3);
}

.case__quote blockquote {
  font-size: 1.0625rem;
  line-height: 1.55;
}

.case__quote figcaption {
  color: var(--cream-55);
  font-size: var(--text-small);
}

@media (max-width: 900px) {
  .case__card {
    grid-template-columns: 1fr;
  }
  .case__aside {
    border-left: 0;
    border-top: 1px solid var(--line);
  }
}

/* ---- FAQ: sticky head left, accordion right ---- */

.faq {
  padding-block: var(--space-section);
  border-top: 1px solid var(--line);
}

.faq__inner {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-16);
  align-items: start;
}

.faq__head {
  display: grid;
  gap: var(--space-6);
  position: sticky;
  top: calc(var(--nav-height, 4.5rem) + var(--space-8));
}

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

.faq__item:last-child {
  border-bottom: 1px solid var(--line);
}

.faq__item summary {
  list-style: none;
  cursor: pointer;
  padding-block: var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-6);
  font-size: 1.125rem;
  font-weight: 500;
  font-stretch: var(--stretch-subhead);
}

.faq__item summary::-webkit-details-marker {
  display: none;
}

.faq__item summary::after {
  content: "+";
  flex: none;
  font-size: 1.375rem;
  font-weight: 400;
  color: var(--cream-55);
  transition: rotate var(--duration-fast) var(--ease-out);
}

.faq__item[open] summary::after {
  rotate: 45deg;
}

.faq__item p {
  padding-bottom: var(--space-6);
  color: var(--cream-72);
  max-width: 58ch;
}

@media (max-width: 900px) {
  .faq__inner {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .faq__head {
    position: static;
  }
}

/* ---- Footer ---- */

.footer {
  border-top: 1px solid var(--line);
  background: var(--void-900);
  padding-top: var(--space-16);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: var(--space-16);
  padding-bottom: var(--space-16);
}

.footer__brand img {
  height: 26px;
  width: auto;
}

.footer__tagline {
  margin-top: var(--space-6);
  color: var(--cream-55);
  font-size: var(--text-small);
  max-width: 34ch;
}

.footer__nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.footer__col-title {
  font-size: var(--text-small);
  color: var(--cream-55);
  margin-bottom: var(--space-4);
}

.footer__col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-3);
}

.footer__col a {
  color: var(--cream-72);
  text-decoration: none;
  font-size: 0.9375rem;
  transition: color var(--duration-fast) var(--ease-out);
}

.footer__col a:hover {
  color: var(--cream);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  padding-block: var(--space-6);
  border-top: 1px solid var(--line);
  color: var(--cream-32);
  font-size: var(--text-small);
}

@media (max-width: 760px) {
  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .footer__nav {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---- Service subpages ---- */

[id] {
  scroll-margin-top: calc(var(--nav-height) + 24px);
}

.page-hero {
  position: relative;
  overflow: hidden;
  padding-block: calc(var(--nav-height) + var(--space-16)) var(--space-16);
}

/* Warm floor glow, echoing the homepage horizon without repeating it */
.page-hero::before {
  content: "";
  position: absolute;
  inset: auto -20% -65% -20%;
  height: 90%;
  background: radial-gradient(50% 55% at 50% 100%, rgba(229, 57, 27, 0.14), transparent 70%);
  pointer-events: none;
}

.page-hero .container {
  position: relative;
}

.page-hero__content {
  max-width: 46rem;
  display: grid;
  gap: var(--space-6);
  justify-items: start;
}

.page-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-2);
}

.band {
  border-block: 1px solid var(--line);
}

.band img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
}

@media (max-width: 760px) {
  .band img {
    aspect-ratio: 16 / 10;
  }
}

.jumpnav {
  border-bottom: 1px solid var(--line);
  background: var(--void-900);
}

.jumpnav__inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-8);
  padding-block: var(--space-4);
}

.jumpnav a {
  font-size: var(--text-small);
  color: var(--cream-55);
  transition: color var(--duration-fast) var(--ease-out);
}

.jumpnav a:hover {
  color: var(--cream);
}

.pagesec {
  padding-block: var(--space-section);
}

.pagesec + .pagesec {
  border-top: 1px solid var(--line);
}

.pagesec__head {
  max-width: 40rem;
  display: grid;
  gap: var(--space-6);
}

.defblock {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-12) var(--space-16);
  align-items: start;
}

.defblock__body {
  display: grid;
  gap: var(--space-6);
}

.defblock__big {
  font-size: clamp(1.25rem, 1rem + 1vw, 1.625rem);
  line-height: 1.45;
}

.defblock__body p:not(.defblock__big) {
  color: var(--cream-72);
  max-width: 60ch;
}

.dgrid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  margin-top: var(--space-12);
}

.dgrid__cell {
  padding: var(--space-8);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: var(--space-3);
  align-content: start;
}

.dgrid__cell h3 {
  font-size: 1.25rem;
}

.dgrid__cell p {
  color: var(--cream-72);
  font-size: 0.9375rem;
}

.steps {
  margin-top: var(--space-12);
  border-top: 1px solid var(--line);
}

.step {
  display: grid;
  grid-template-columns: minmax(4.5rem, auto) 1fr;
  gap: var(--space-8);
  padding-block: var(--space-8);
  border-bottom: 1px solid var(--line);
  align-items: start;
}

.step__num {
  font-size: clamp(2.5rem, 2rem + 2vw, 4rem);
  font-weight: 500;
  font-stretch: var(--stretch-display);
  letter-spacing: var(--tracking-display);
  line-height: 1;
  color: var(--accent);
}

.step__body {
  display: grid;
  gap: var(--space-3);
  max-width: 62ch;
}

.step__body h3 {
  font-size: 1.375rem;
}

.step__body p {
  color: var(--cream-72);
}

.pricing__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: var(--space-12);
  border: 1px solid var(--line);
}

.price-card {
  padding: var(--space-8);
  background: var(--void-900);
  display: grid;
  gap: var(--space-4);
  align-content: start;
}

.price-card + .price-card {
  border-left: 1px solid var(--line);
}

.price-card--accent {
  background: var(--accent-bright);
  color: var(--on-accent);
}

.price-card__name {
  font-size: 1.125rem;
  font-weight: 500;
}

.price-card__price {
  font-size: clamp(1.75rem, 1.4rem + 1.4vw, 2.5rem);
  font-weight: 500;
  font-stretch: var(--stretch-display);
  letter-spacing: var(--tracking-display);
  line-height: 1;
}

.price-card__note {
  font-size: var(--text-small);
  color: var(--cream-55);
}

.price-card--accent .price-card__note {
  color: rgba(11, 8, 6, 0.72);
}

.price-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-2);
  font-size: 0.9375rem;
  color: var(--cream-72);
}

.price-card--accent ul {
  color: rgba(11, 8, 6, 0.85);
}

.pricing__note {
  margin-top: var(--space-6);
  color: var(--cream-55);
  font-size: var(--text-small);
  max-width: 62ch;
}

.xlink {
  margin-top: var(--space-16);
  border: 1px solid var(--line);
  background: var(--void-900);
  padding: var(--space-8);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.xlink__copy {
  display: grid;
  gap: var(--space-2);
  max-width: 46ch;
}

.xlink__copy p {
  color: var(--cream-55);
  font-size: var(--text-small);
}

@media (max-width: 900px) {
  .defblock,
  .dgrid,
  .pricing__grid {
    grid-template-columns: 1fr;
  }
  .price-card + .price-card {
    border-left: 0;
    border-top: 1px solid var(--line);
  }
}