:root {
  --carbon: #07111f;
  --carbon-2: #101b2d;
  --signal: #20d6d2;
  --violet: #7557ff;
  --lime: #b6f23b;
  --cloud: #f7f9fc;
  --muted: #9ba8ba;
  --line: #263750;
  --max: 72rem;
  --pad: clamp(1.25rem, 4vw, 3rem);
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: var(--pad);
  top: 0.75rem;
  z-index: 100;
  padding: 0.65rem 0.9rem;
  border-radius: 0.35rem;
  background: var(--signal);
  color: var(--carbon);
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  transform: translateY(-150%);
}

.skip-link:focus,
.skip-link:focus-visible {
  transform: translateY(0);
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--cloud);
  background:
    radial-gradient(ellipse 80% 50% at 100% -10%, rgba(32, 214, 210, 0.12), transparent 55%),
    radial-gradient(ellipse 60% 40% at -10% 30%, rgba(117, 87, 255, 0.1), transparent 50%),
    var(--carbon);
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.55;
}

a {
  color: var(--signal);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--lime);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.5rem;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 1.25rem max(var(--pad), calc((100% - var(--max)) / 2 + var(--pad)));
  border-bottom: 1px solid var(--line);
  background: rgba(7, 17, 31, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  color: inherit;
  text-decoration: none;
}

.brand-lockup:hover {
  color: inherit;
}

.brand-lockup img {
  width: 3rem;
  height: auto;
  flex-shrink: 0;
}

.brand-lockup svg {
  width: 3rem;
  height: auto;
  flex-shrink: 0;
}

.brand-lockup strong {
  display: block;
  font-family: "Sora", sans-serif;
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.04em;
}

.brand-lockup span {
  display: block;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem 0.65rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: 0.35rem 0.4rem;
  color: var(--muted);
  text-decoration: none;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--signal);
}

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2.5rem var(--pad) 4rem;
}

.image-hero {
  position: relative;
  min-height: clamp(30rem, 62vw, 43rem);
  display: flex;
  align-items: center;
  margin: -2.5rem calc(var(--pad) * -1) 3rem;
  padding: clamp(2rem, 7vw, 5rem) var(--pad);
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(7, 17, 31, 0.98) 0%, rgba(7, 17, 31, 0.82) 37%, rgba(7, 17, 31, 0.08) 72%),
    url("../images/active-esl-pcb-hero.png") 66% center / cover no-repeat;
}

.image-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 35%;
  pointer-events: none;
  background: linear-gradient(transparent, var(--carbon));
}

.image-hero__copy {
  position: relative;
  z-index: 1;
  max-width: 42rem;
}

.image-hero__copy h1 {
  max-width: 12ch;
}

.image-note {
  margin-top: 0.75rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.website-hero {
  position: relative;
  min-height: clamp(36rem, 70vw, 50rem);
  display: flex;
  align-items: center;
  margin: -2.5rem calc(var(--pad) * -1) 0;
  padding: clamp(3rem, 8vw, 6rem) var(--pad);
  background:
    linear-gradient(90deg, rgba(7, 17, 31, 0.99) 0%, rgba(7, 17, 31, 0.86) 42%, rgba(7, 17, 31, 0.12) 76%),
    url("../images/active-esl-pcb-hero.png") 68% center / cover no-repeat;
}

.website-hero__copy {
  max-width: 43rem;
}

.website-hero h1 {
  max-width: 13ch;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  margin: 0 calc(var(--pad) * -1) 3rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #050b14;
}

.proof {
  padding: 1.25rem var(--pad);
  border-right: 1px solid var(--line);
}

.proof:last-child {
  border-right: 0;
}

.proof strong {
  display: block;
  margin-bottom: 0.25rem;
  font-family: "Sora", sans-serif;
  font-size: 1.2rem;
  color: var(--signal);
}

.proof span {
  color: var(--muted);
  font-size: 0.9rem;
}

.services {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
}

.service {
  min-height: 13rem;
  padding: 1.35rem;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: var(--carbon-2);
}

.service .number {
  display: block;
  margin-bottom: 1.3rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--lime);
}

.service p {
  margin-bottom: 0;
  color: var(--muted);
}

.product-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
}

.product-card {
  min-height: 12.5rem;
  padding: 1.25rem 1.3rem;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: var(--carbon-2);
}

.product-card .number {
  display: block;
  margin-bottom: 0.85rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--lime);
}

.product-card h3 {
  margin-bottom: 0.35rem;
}

.product-soc {
  margin: 0 0 0.75rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--signal);
}

.product-card p:last-child {
  margin-bottom: 0;
  color: var(--muted);
}

.hero-product-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
}

.product-card--hero {
  min-height: 0;
  border-color: rgba(32, 214, 210, 0.35);
  background:
    linear-gradient(180deg, rgba(32, 214, 210, 0.08), transparent 42%),
    var(--carbon-2);
}

.product-card--hero .clean {
  margin-top: 1rem;
}

.lifecycle-panel {
  padding: 1.5rem 1.55rem;
  border: 1px solid rgba(117, 87, 255, 0.4);
  border-radius: 0.75rem;
  background:
    linear-gradient(160deg, rgba(117, 87, 255, 0.18), transparent 55%),
    var(--carbon-2);
}

.lifecycle-panel h2 {
  margin-bottom: 0.85rem;
}

.roadmap-waves {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
}

.roadmap-waves .number {
  display: block;
  margin-bottom: 0.75rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--lime);
}

.customer-hero,
.page-hero {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  align-items: center;
  padding: clamp(3rem, 8vw, 7rem) var(--pad);
}

.customer-hero__copy,
.page-hero__copy {
  min-width: 0;
  max-width: 36rem;
}

.customer-hero__visual,
.page-hero__visual {
  min-width: 0;
}

.customer-hero__copy h1,
.page-hero__copy h1 {
  max-width: 100%;
  font-size: clamp(1.85rem, 3.4vw, 2.75rem);
  overflow-wrap: normal;
  word-break: normal;
  hyphens: manual;
}

.customer-hero__visual img,
.page-hero__visual img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: var(--carbon-2);
  box-shadow: 0 1.5rem 4rem rgba(0, 0, 0, 0.28);
}

.breadcrumb {
  margin-bottom: 1rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.breadcrumb a {
  color: var(--signal);
}

.status-badge {
  display: inline-flex;
  margin-bottom: 1rem;
  padding: 0.42rem 0.65rem;
  border: 1px solid rgba(182, 242, 59, 0.45);
  border-radius: 999px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lime);
}

.partner-strip,
.spec-grid,
.tier-grid,
.application-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
}

.partner-proof,
.spec-item,
.tier,
.application-card {
  padding: 1.2rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: var(--carbon-2);
}

.partner-proof strong,
.spec-item strong,
.tier strong {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--cloud);
}

.spec-item span,
.partner-proof span {
  color: var(--muted);
}

.tier {
  min-height: 21rem;
}

.tier--featured {
  border-color: rgba(32, 214, 210, 0.5);
}

.tier .number,
.application-card .number {
  display: block;
  margin-bottom: 0.8rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--lime);
}

.application-card h3 {
  margin-bottom: 0.5rem;
}

.application-card p:last-child {
  margin-bottom: 0;
  color: var(--muted);
}

.hardware-proof-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1.75rem;
}

.hardware-proof {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: var(--carbon-2);
}

.hardware-proof img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-bottom: 1px solid var(--line);
}

.hardware-proof figcaption {
  display: grid;
  gap: 0.35rem;
  padding: 1.1rem 1.2rem 1.25rem;
}

.hardware-proof figcaption strong {
  color: var(--cloud);
  font-family: "Space Grotesk", sans-serif;
}

.hardware-proof figcaption span {
  color: var(--muted);
}

.customer-footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem var(--pad) 3rem;
  border-top: 1px solid var(--line);
}

.customer-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-bottom: 1rem;
}

.customer-footer__links a {
  color: var(--muted);
}

.customer-footer__legal {
  margin: 0 0 0.85rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
  max-width: 42rem;
}

.customer-footer__legal a {
  color: var(--signal);
}

.product-feature {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.9fr);
  align-items: center;
}

.product-feature img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 0.75rem;
  border: 1px solid var(--line);
}

.process {
  display: grid;
  gap: 0;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  overflow: hidden;
}

.step {
  min-height: 11rem;
  padding: 1.2rem;
  border-right: 1px solid var(--line);
  background: var(--carbon-2);
}

.step:last-child {
  border-right: 0;
}

.step b {
  display: block;
  margin-bottom: 1.2rem;
  font-family: "Space Grotesk", sans-serif;
  color: var(--signal);
}

.step strong {
  display: block;
  margin-bottom: 0.5rem;
  font-family: "Sora", sans-serif;
}

.step span {
  color: var(--muted);
  font-size: 0.9rem;
}

.sectors {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  padding: 0;
  list-style: none;
}

.sectors li {
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.82rem;
  color: var(--muted);
}

.website-cta {
  padding: clamp(2rem, 6vw, 4rem);
  border-radius: 0.75rem;
}

.website-cta h2 {
  max-width: 20ch;
}

.kicker {
  margin: 0 0 0.75rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal);
}

h1,
h2,
h3 {
  font-family: "Sora", sans-serif;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  max-width: min(16ch, 100%);
}

h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.4rem, 3vw, 1.9rem);
}

h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.lede {
  margin: 0 0 2rem;
  max-width: 42rem;
  font-size: 1.15rem;
  color: var(--muted);
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin: 0 0 2.5rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.meta b {
  color: var(--lime);
  font-weight: 500;
}

.section {
  margin: 3rem 0 0;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.section:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.grid-2 {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
}

.panel {
  padding: 1.35rem 1.4rem;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: var(--carbon-2);
}

.panel.cyan {
  background: var(--signal);
  color: var(--carbon);
  border-color: transparent;
}

.panel.violet,
.website-cta {
  /* Darker Edge Violet surface so Cloud / Lime text meets WCAG AA */
  background: #4a2fd4;
  color: var(--cloud);
  border-color: transparent;
}

.panel.cyan h3,
.panel.violet h3 {
  color: inherit;
  opacity: 0.85;
}

.panel.cyan .button.ghost {
  color: var(--carbon);
  border-color: rgba(7, 17, 31, 0.4);
}

.panel.cyan .button.ghost:hover {
  color: var(--carbon);
  border-color: var(--carbon);
  background: rgba(7, 17, 31, 0.08);
}

.panel.cyan .button.ghost:focus-visible,
.panel.cyan a:focus-visible {
  outline-color: var(--carbon);
}

.panel.violet .kicker,
.website-cta .kicker {
  color: var(--lime);
}

.panel.violet .button.ghost,
.website-cta .button.ghost {
  color: var(--cloud);
  border-color: rgba(247, 249, 252, 0.55);
}

.panel.violet .button.ghost:hover,
.website-cta .button.ghost:hover {
  color: var(--lime);
  border-color: var(--lime);
}

.website-cta .button.primary {
  background: var(--lime);
  color: var(--carbon);
}

.website-cta .button.primary:hover {
  background: var(--cloud);
  color: var(--carbon);
}

.website-cta .button.primary:focus-visible,
.panel.violet .button.primary:focus-visible {
  outline-color: var(--lime);
}

.panel p:last-child,
.panel ul:last-child {
  margin-bottom: 0;
}

.panel .foot {
  margin-top: 1.25rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.85;
}

ul.clean {
  margin: 0.5rem 0 0;
  padding: 0;
  list-style: none;
}

ul.clean li {
  position: relative;
  padding-left: 1.1rem;
  margin: 0.4rem 0;
}

ul.clean li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.4rem;
  height: 0.4rem;
  background: var(--lime);
  transform: rotate(45deg);
}

.swatches {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
}

.swatch {
  border: 1px solid var(--line);
  border-radius: 0.6rem;
  overflow: hidden;
  background: var(--carbon-2);
}

.swatch .chip {
  height: 4.5rem;
}

.swatch figcaption {
  padding: 0.75rem 0.9rem 1rem;
}

.swatch strong {
  display: block;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.swatch code {
  color: var(--muted);
  font-size: 0.85rem;
}

.gradient-bar {
  height: 3.25rem;
  border-radius: 0.5rem;
  background: linear-gradient(90deg, var(--signal), var(--violet), var(--lime));
  display: grid;
  place-items: center;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--carbon);
  font-weight: 600;
}

.type-spec {
  margin: 0.75rem 0 1.5rem;
}

.type-spec .display {
  font-family: "Sora", sans-serif;
  font-weight: 800;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.05;
}

.type-spec .label {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--signal);
}

.type-spec .body {
  color: var(--muted);
  max-width: 36rem;
}

.lockup-stage {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
}

.lockup {
  display: grid;
  place-items: center;
  gap: 0.85rem;
  min-height: 11rem;
  padding: 1.25rem;
  border-radius: 0.75rem;
  border: 1px solid var(--line);
  background: #081321;
  text-align: center;
}

.lockup svg {
  width: min(7rem, 40%);
}

.lockup strong {
  font-family: "Sora", sans-serif;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.lockup span {
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.lockup.horizontal {
  grid-template-columns: auto 1fr;
  text-align: left;
  place-items: center start;
}

.lockup.horizontal svg {
  width: 4.5rem;
}

.board-grid {
  display: grid;
  gap: 1.25rem;
}

.board {
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  overflow: hidden;
  background: var(--carbon-2);
}

.board .frame {
  aspect-ratio: 16 / 10;
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, rgba(32, 214, 210, 0.08), transparent 40%),
    #050b14;
  color: var(--muted);
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
  padding: 1.5rem;
}

.board img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #050b14;
}

.board figcaption {
  padding: 1rem 1.15rem 1.2rem;
}

.board figcaption strong {
  display: block;
  font-family: "Sora", sans-serif;
  margin-bottom: 0.25rem;
}

.board figcaption p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.image-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
}

.image-card {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: var(--carbon-2);
}

.image-card.wide {
  grid-column: 1 / -1;
}

.image-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.image-card.wide img {
  aspect-ratio: 16 / 7;
  object-position: center 58%;
}

.image-card figcaption {
  padding: 1rem 1.15rem 1.2rem;
}

.image-card figcaption strong {
  display: block;
  font-family: "Sora", sans-serif;
  margin-bottom: 0.25rem;
}

.image-card figcaption p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.disclosure {
  padding: 1rem 1.15rem;
  border-left: 0.25rem solid var(--lime);
  background: rgba(182, 242, 59, 0.06);
  color: var(--muted);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.2rem;
  border-radius: 0.35rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
}

.button.primary {
  background: var(--signal);
  color: var(--carbon);
}

.button.primary:hover {
  background: var(--lime);
  color: var(--carbon);
}

.button-disabled,
.button-disabled:hover {
  border-color: rgba(247, 249, 252, 0.22);
  background: rgba(247, 249, 252, 0.14);
  color: var(--muted);
  cursor: not-allowed;
}

.website-cta .button-disabled,
.website-cta .button-disabled:hover {
  background: rgba(247, 249, 252, 0.18);
  color: var(--cloud);
}

.button.ghost {
  border-color: var(--line);
  color: var(--cloud);
  background: transparent;
}

.button.ghost:hover {
  border-color: var(--signal);
  color: var(--signal);
}

.site-footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.5rem var(--pad) 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer p {
  margin: 0.35rem 0;
}

.back-to-top {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  right: max(1rem, env(safe-area-inset-right));
  bottom: max(1rem, env(safe-area-inset-bottom));
  z-index: 50;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 3rem;
  min-height: 3rem;
  padding: 0.7rem 0.95rem;
  border: 1px solid var(--signal);
  border-radius: 0.35rem;
  background: rgba(7, 17, 31, 0.94);
  color: var(--signal);
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  box-shadow: 0 0.75rem 2rem rgba(0, 0, 0, 0.35);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(0.5rem);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease, color 0.15s ease, background 0.15s ease;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  color: var(--carbon);
  background: var(--signal);
}

.back-to-top:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .back-to-top {
    transition: none;
  }
}

@media (max-width: 640px) {
  .lockup.horizontal {
    grid-template-columns: 1fr;
    place-items: center;
    text-align: center;
  }
}

@media (max-width: 800px) {
  .customer-hero,
  .page-hero {
    grid-template-columns: 1fr;
  }

  .hardware-proof-grid {
    grid-template-columns: 1fr;
  }

  .product-feature {
    grid-template-columns: 1fr;
  }

  .process {
    grid-template-columns: 1fr;
  }

  .step {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .step:last-child {
    border-bottom: 0;
  }
}

/* Contact form */
.contact-form {
  margin-top: 1.5rem;
  max-width: 42rem;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: rgba(16, 27, 45, 0.55);
}

.contact-form__honey {
  position: absolute;
  left: -10000px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

.contact-form__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.25rem;
}

.contact-form .field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.contact-form .field em {
  font-style: normal;
  text-transform: none;
  letter-spacing: 0;
  color: var(--muted);
  opacity: 0.85;
}

.contact-form .field--full {
  grid-column: 1 / -1;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  background: var(--carbon);
  color: var(--cloud);
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  font-size: 1rem;
  letter-spacing: normal;
  text-transform: none;
}

.contact-form textarea {
  resize: vertical;
  min-height: 8rem;
}

.contact-form input:focus-visible,
.contact-form select:focus-visible,
.contact-form textarea:focus-visible {
  border-color: var(--signal);
}

.contact-form__note {
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.45;
  text-transform: none;
  letter-spacing: normal;
  font-family: "IBM Plex Sans", system-ui, sans-serif;
}

.contact-form button.button {
  cursor: pointer;
}

@media (max-width: 640px) {
  .contact-form__grid {
    grid-template-columns: 1fr;
  }
}