:root {
  --ink: #10201e;
  --ink-deep: #071310;
  --paper: #f3f1e8;
  --paper-bright: #fbfaf4;
  --line: rgba(16, 32, 30, 0.16);
  --line-dark: rgba(243, 241, 232, 0.16);
  --muted: #61706b;
  --acid: #caff43;
  --aqua: #8ee5dc;
  --white: #fffef9;
  --radius: 1.3rem;
  --sans: "Aptos", "Segoe UI Variable", "Segoe UI", sans-serif;
  --display: "Bahnschrift", "Aptos Display", "Segoe UI Variable Display", sans-serif;
  --mono: "Cascadia Mono", "Consolas", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.nav-open {
  overflow: hidden;
}

a {
  color: inherit;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

::selection {
  background: var(--acid);
  color: var(--ink-deep);
}

.container {
  width: min(1240px, calc(100% - 48px));
  margin-inline: auto;
}

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

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 1rem;
  left: 1rem;
  padding: 0.7rem 1rem;
  background: var(--acid);
  color: var(--ink-deep);
  text-decoration: none;
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  display: flex;
  width: 100%;
  height: 82px;
  align-items: center;
  justify-content: space-between;
  padding: 0 34px;
  border-bottom: 1px solid rgba(16, 32, 30, 0.12);
  background: rgba(243, 241, 232, 0.88);
  backdrop-filter: blur(18px);
  transition: height 250ms ease, background 250ms ease;
}

.site-header.is-scrolled {
  height: 68px;
  background: rgba(243, 241, 232, 0.96);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-content: center;
  gap: 3px;
  border-radius: 50%;
  background: var(--ink);
}

.brand-mark span {
  display: block;
  width: 15px;
  height: 2px;
  border-radius: 999px;
  background: var(--acid);
}

.brand-mark span:nth-child(2) {
  width: 11px;
}

.brand-mark span:nth-child(3) {
  width: 7px;
}

.brand-copy {
  display: flex;
  align-items: baseline;
  gap: 0.42rem;
  line-height: 1;
}

.brand-copy strong {
  font-family: var(--display);
  font-size: 1.22rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-copy small {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.site-nav > a {
  position: relative;
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.site-nav > a:not(.nav-cta)::after {
  position: absolute;
  bottom: -0.35rem;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--ink);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 220ms ease;
}

.site-nav > a:not(.nav-cta):hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 1.8rem;
  padding: 0.65rem 0.75rem 0.65rem 1.05rem;
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper) !important;
}

.nav-cta span {
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 50%;
  background: var(--acid);
  color: var(--ink-deep);
  font-size: 0.8rem;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
}

.nav-toggle > span:not(.sr-only) {
  display: block;
  width: 16px;
  height: 1px;
  margin: 5px auto;
  background: var(--ink);
  transition: transform 220ms ease;
}

.hero {
  position: relative;
  min-height: 780px;
  overflow: hidden;
  padding-top: 82px;
  background:
    linear-gradient(90deg, rgba(202, 255, 67, 0.04), transparent 28%),
    var(--paper);
}

.hero-grid {
  position: absolute;
  inset: 82px 0 50px;
  opacity: 0.58;
  background-image:
    linear-gradient(to right, rgba(16, 32, 30, 0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(16, 32, 30, 0.06) 1px, transparent 1px);
  background-size: 83px 83px;
  mask-image: linear-gradient(to right, transparent 2%, #000 34%, #000 100%);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(1px);
  pointer-events: none;
}

.hero-glow-a {
  top: 12%;
  right: 5%;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(142, 229, 220, 0.42), transparent 68%);
}

.hero-glow-b {
  right: 27%;
  bottom: -12%;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(202, 255, 67, 0.23), transparent 68%);
}

.hero-layout {
  position: relative;
  z-index: 2;
  display: grid;
  min-height: 662px;
  grid-template-columns: minmax(0, 1.02fr) minmax(400px, 0.98fr);
  align-items: center;
  gap: 2.5rem;
  padding-block: 5.3rem 3rem;
}

.hero-copy {
  max-width: 690px;
}

.eyebrow,
.section-kicker {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--mono);
  font-size: 0.69rem;
  font-weight: 650;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--acid);
  box-shadow: 0 0 0 5px rgba(202, 255, 67, 0.18);
}

.hero h1,
.section h2 {
  margin: 0;
  font-family: var(--display);
  font-weight: 800;
  letter-spacing: -0.055em;
  line-height: 0.94;
}

.hero h1 {
  margin-top: 2rem;
  font-size: clamp(4.2rem, 7.1vw, 7.25rem);
}

.hero h1 span {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--ink);
}

.hero-lede {
  max-width: 620px;
  margin: 2rem 0 0;
  color: #485652;
  font-size: 1.1rem;
  line-height: 1.68;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2.2rem;
}

.button {
  display: inline-flex;
  min-height: 54px;
  align-items: center;
  justify-content: space-between;
  gap: 2.2rem;
  padding: 0.35rem 0.45rem 0.35rem 1.35rem;
  border: 1px solid var(--ink);
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--ink);
  color: var(--paper);
}

.button-primary:hover {
  background: var(--ink-deep);
}

.button-ghost {
  background: transparent;
  color: var(--ink);
}

.button-ghost:hover {
  background: var(--white);
}

.button-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 50%;
  background: var(--acid);
  color: var(--ink-deep);
  font-size: 1rem;
}

.button-ghost .button-icon {
  background: rgba(16, 32, 30, 0.08);
}

.hero-meta {
  display: grid;
  max-width: 620px;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 3.9rem;
  border-top: 1px solid var(--line);
}

.hero-meta div {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem 1.2rem 0 0;
}

.hero-meta div + div {
  padding-left: 1.2rem;
  border-left: 1px solid var(--line);
}

.hero-meta span {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-meta strong {
  font-family: var(--display);
  font-size: 0.96rem;
  font-weight: 700;
}

.hero-visual {
  position: relative;
  width: min(100%, 620px);
  height: 630px;
  justify-self: end;
}

.hero-visual::before {
  position: absolute;
  inset: 8% 4% 4% 5%;
  border: 1px solid rgba(16, 32, 30, 0.12);
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 254, 249, 0.86) 0 23%, transparent 24%),
    radial-gradient(circle at 50% 50%, transparent 0 45%, rgba(16, 32, 30, 0.07) 45.2% 45.5%, transparent 45.8% 66%, rgba(16, 32, 30, 0.07) 66.2% 66.5%, transparent 66.8%);
  content: "";
}

.cartridge-main {
  position: absolute;
  z-index: 3;
  top: 20px;
  left: 50%;
  width: 80%;
  height: calc(100% - 32px);
  overflow: visible;
  transform: translateX(-50%) rotate(4deg);
  animation: floatCartridge 7s ease-in-out infinite;
}

@keyframes floatCartridge {
  0%, 100% { transform: translateX(-50%) rotate(4deg) translateY(0); }
  50% { transform: translateX(-50%) rotate(2.4deg) translateY(-9px); }
}

.stage-coordinate {
  position: absolute;
  z-index: 4;
  color: #485652;
  font-family: var(--mono);
  font-size: 0.63rem;
  letter-spacing: 0.11em;
}

.stage-coordinate-top {
  top: 4%;
  left: 2%;
}

.stage-coordinate-side {
  top: 37%;
  right: -1%;
  writing-mode: vertical-rl;
}

.stage-card {
  position: absolute;
  z-index: 5;
  display: flex;
  min-width: 170px;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.9rem 1rem;
  border: 1px solid rgba(16, 32, 30, 0.14);
  background: rgba(251, 250, 244, 0.88);
  box-shadow: 0 18px 40px rgba(16, 32, 30, 0.08);
  backdrop-filter: blur(12px);
}

.stage-card span {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.56rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.stage-card strong {
  font-family: var(--display);
  font-size: 0.9rem;
}

.stage-card-top {
  top: 19%;
  right: -1%;
}

.stage-card-bottom {
  bottom: 13%;
  left: 0;
}

.stage-badge {
  position: absolute;
  z-index: 5;
  right: 9%;
  bottom: 8%;
  display: grid;
  width: 94px;
  height: 94px;
  place-content: center;
  border-radius: 50%;
  background: var(--acid);
  color: var(--ink-deep);
  text-align: center;
  transform: rotate(9deg);
}

.stage-badge span {
  font-family: var(--display);
  font-size: 1.65rem;
  font-weight: 800;
  line-height: 1;
}

.stage-badge small {
  font-family: var(--mono);
  font-size: 0.53rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-ticker {
  position: absolute;
  z-index: 5;
  right: 0;
  bottom: 0;
  left: 0;
  height: 58px;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(251, 250, 244, 0.74);
}

.ticker-track {
  display: flex;
  width: max-content;
  height: 100%;
  align-items: center;
  animation: ticker 36s linear infinite;
}

.ticker-track span {
  padding-inline: 1.5rem;
  font-family: var(--mono);
  font-size: 0.67rem;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.ticker-track i {
  display: block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--ink);
}

@keyframes ticker {
  to { transform: translateX(-50%); }
}

.section {
  padding: 8.5rem 0;
}

.section-heading {
  margin-bottom: 4rem;
}

.section-kicker {
  margin-bottom: 1.6rem;
  color: var(--muted);
}

.section-kicker-light {
  color: rgba(243, 241, 232, 0.54);
}

.heading-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.58fr);
  align-items: end;
  gap: 4rem;
}

.section h2 {
  max-width: 780px;
  font-size: clamp(3rem, 5.3vw, 5.6rem);
}

.heading-grid p,
.section-heading-compact > p {
  max-width: 480px;
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
}

.heading-grid p {
  padding-bottom: 0.3rem;
}

.section-heading-compact {
  display: grid;
  grid-template-columns: minmax(190px, 0.35fr) minmax(0, 1.1fr) minmax(280px, 0.45fr);
  align-items: end;
  gap: 2.2rem;
}

.section-heading-compact .section-kicker {
  margin-bottom: 0.65rem;
}

.section-heading-compact h2 {
  max-width: 700px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.product-card {
  position: relative;
  display: flex;
  min-height: 620px;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(251, 250, 244, 0.62);
  transition: transform 260ms ease, box-shadow 260ms ease;
}

.product-card:hover {
  z-index: 2;
  box-shadow: 0 24px 60px rgba(16, 32, 30, 0.12);
  transform: translateY(-6px);
}

.product-card-dark {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.product-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.35rem 0;
  font-family: var(--mono);
  font-size: 0.61rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.product-index {
  font-weight: 700;
}

.product-tag {
  padding: 0.24rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
}

.product-card-dark .product-tag {
  border-color: var(--line-dark);
  color: rgba(243, 241, 232, 0.56);
}

.product-object {
  position: relative;
  display: flex;
  width: 125px;
  height: 275px;
  align-items: stretch;
  justify-content: center;
  margin: 2.2rem auto 1.4rem;
  transform: rotate(7deg);
  transition: transform 400ms cubic-bezier(.2, .7, .2, 1);
}

.product-card:hover .product-object {
  transform: rotate(2deg) translateY(-5px);
}

.product-object::after {
  position: absolute;
  z-index: -1;
  bottom: -18px;
  left: 50%;
  width: 135px;
  height: 26px;
  border-radius: 50%;
  background: rgba(16, 32, 30, 0.16);
  content: "";
  filter: blur(10px);
  transform: translateX(-50%);
}

.product-body {
  width: 88px;
  border-radius: 18px;
  background:
    repeating-linear-gradient(90deg, rgba(60, 74, 69, 0.12) 0 1px, transparent 1px 9px),
    linear-gradient(90deg, #7e8c87, #f5f7ef 32%, #d4dcd5 63%, #6d7d77);
}

.product-cap {
  position: absolute;
  z-index: 2;
  left: 3px;
  width: 119px;
  height: 34px;
  border-radius: 16px;
  background: linear-gradient(90deg, #0d1916, #3c4b46 45%, #0a1512);
}

.product-cap:first-child {
  top: 0;
}

.product-cap:nth-child(3) {
  bottom: 0;
}

.product-object-long {
  height: 300px;
}

.product-object-long .product-body {
  width: 76px;
}

.product-object-oem .product-label {
  position: absolute;
  z-index: 4;
  top: 50%;
  left: 50%;
  width: 68px;
  padding: 0.5rem 0.2rem;
  border: 1px solid var(--ink);
  background: var(--acid);
  color: var(--ink-deep);
  font-family: var(--mono);
  font-size: 0.57rem;
  font-weight: 800;
  line-height: 1.4;
  text-align: center;
  transform: translate(-50%, -50%) rotate(-7deg);
}

.product-content {
  margin-top: auto;
  padding: 1.4rem 1.5rem 1.55rem;
  border-top: 1px solid var(--line);
}

.product-card-dark .product-content {
  border-color: var(--line-dark);
}

.product-content h3 {
  margin: 0 0 0.6rem;
  font-family: var(--display);
  font-size: 1.32rem;
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.product-content p {
  min-height: 3.6rem;
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.product-card-dark .product-content p {
  color: rgba(243, 241, 232, 0.6);
}

.product-content dl {
  margin: 0;
  border-top: 1px solid var(--line);
}

.product-card-dark .product-content dl {
  border-color: var(--line-dark);
}

.product-content dl div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.48rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.73rem;
}

.product-card-dark .product-content dl div {
  border-color: var(--line-dark);
}

.product-content dt {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.59rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.product-card-dark .product-content dt {
  color: rgba(243, 241, 232, 0.48);
}

.product-content dd {
  margin: 0;
  text-align: right;
}

.specs {
  padding: 0;
  background: var(--ink);
  color: var(--paper);
}

.spec-layout {
  display: grid;
  min-height: 780px;
  grid-template-columns: 0.8fr 1.2fr;
  align-items: center;
  gap: 6rem;
  padding-block: 8.5rem;
}

.spec-copy h2,
.approach h2 {
  font-size: clamp(3rem, 4.8vw, 5rem);
}

.spec-copy > p,
.approach-intro > p {
  max-width: 500px;
  margin: 2rem 0;
  color: rgba(243, 241, 232, 0.64);
  font-size: 1rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 1px solid rgba(202, 255, 67, 0.4);
  color: var(--acid);
  font-size: 0.86rem;
  font-weight: 700;
  text-decoration: none;
}

.text-link span {
  font-size: 1rem;
}

.spec-note {
  display: flex;
  max-width: 470px;
  gap: 0.75rem;
  margin-top: 3rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line-dark);
  color: rgba(243, 241, 232, 0.46);
  font-size: 0.74rem;
}

.spec-note span {
  display: grid;
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid rgba(243, 241, 232, 0.35);
  border-radius: 50%;
  font-family: Georgia, serif;
}

.spec-table-wrap {
  border: 1px solid var(--line-dark);
  background: rgba(243, 241, 232, 0.025);
}

.spec-table-head {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  padding: 1rem 1.35rem;
  border-bottom: 1px solid var(--line-dark);
  color: rgba(243, 241, 232, 0.42);
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.spec-table {
  margin: 0;
}

.spec-table div {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  min-height: 61px;
  align-items: center;
  border-bottom: 1px solid var(--line-dark);
}

.spec-table dt,
.spec-table dd {
  height: 100%;
  margin: 0;
  padding: 1rem 1.35rem;
}

.spec-table dt {
  border-right: 1px solid var(--line-dark);
  color: rgba(243, 241, 232, 0.48);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.spec-table dd {
  font-size: 0.9rem;
}

.spec-table-foot {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.35rem;
  color: var(--acid);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.applications {
  background: var(--paper-bright);
}

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

.application-row {
  display: grid;
  min-height: 142px;
  grid-template-columns: 60px 92px 1fr 40px;
  align-items: center;
  gap: 2.2rem;
  border-bottom: 1px solid var(--line);
  transition: background 220ms ease, padding 220ms ease;
}

.application-row:hover {
  padding-inline: 1rem;
  background: rgba(202, 255, 67, 0.2);
}

.application-number {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.65rem;
}

.application-icon {
  display: grid;
  width: 76px;
  height: 76px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
}

.application-icon svg {
  width: 35px;
  fill: none;
  stroke: var(--ink);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.1;
}

.application-row h3 {
  margin: 0 0 0.3rem;
  font-family: var(--display);
  font-size: 1.45rem;
  letter-spacing: -0.025em;
}

.application-row p {
  margin: 0;
  color: var(--muted);
  font-size: 0.91rem;
}

.application-arrow {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-size: 0.9rem;
  transition: background 180ms ease, transform 180ms ease;
}

.application-row:hover .application-arrow {
  background: var(--ink);
  color: var(--acid);
  transform: rotate(45deg);
}

.approach {
  background:
    linear-gradient(135deg, rgba(202, 255, 67, 0.05), transparent 46%),
    var(--ink-deep);
  color: var(--paper);
}

.approach-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 6rem;
}

.approach-intro {
  position: sticky;
  top: 120px;
  align-self: start;
}

.approach-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line-dark);
  border-left: 1px solid var(--line-dark);
}

.approach-card {
  min-height: 280px;
  padding: 1.5rem;
  border-right: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
  transition: background 220ms ease;
}

.approach-card:hover {
  background: rgba(202, 255, 67, 0.07);
}

.approach-card > span {
  color: var(--acid);
  font-family: var(--mono);
  font-size: 0.63rem;
}

.approach-card h3 {
  margin: 8rem 0 0.7rem;
  font-family: var(--display);
  font-size: 1.35rem;
  letter-spacing: -0.025em;
}

.approach-card p {
  margin: 0;
  color: rgba(243, 241, 232, 0.55);
  font-size: 0.86rem;
}

.process-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 4rem 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.process-list li {
  min-height: 245px;
  padding: 1.35rem 1.5rem 1.5rem 0;
  border-right: 1px solid var(--line);
}

.process-list li + li {
  padding-left: 1.5rem;
}

.process-list li:last-child {
  border-right: 0;
}

.process-step {
  display: grid;
  width: 37px;
  height: 37px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-family: var(--mono);
  font-size: 0.58rem;
}

.process-list h3 {
  margin: 6.8rem 0 0.65rem;
  font-family: var(--display);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.process-list p {
  max-width: 250px;
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.inquiry {
  background: var(--acid);
}

.inquiry-grid {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 6rem;
  align-items: start;
}

.inquiry-copy {
  position: sticky;
  top: 120px;
}

.inquiry-copy h2 {
  margin-top: 1.5rem;
  font-size: clamp(3.3rem, 5vw, 5.6rem);
}

.inquiry-copy > p {
  max-width: 500px;
  margin: 2rem 0;
  color: rgba(16, 32, 30, 0.67);
}

.contact-person {
  max-width: 500px;
  margin-top: 2.7rem;
  padding: 1.3rem;
  background: var(--ink);
  color: var(--paper);
}

.contact-label {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(243, 241, 232, 0.5);
}

.contact-person > strong {
  display: block;
  margin-top: 0.18rem;
  font-family: var(--display);
  font-size: 1.8rem;
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.direct-contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
  margin-top: 1.15rem;
}

.direct-contact {
  display: flex;
  min-height: 75px;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid rgba(243, 241, 232, 0.2);
  background: rgba(243, 241, 232, 0.035);
  color: var(--paper);
  text-align: left;
  text-decoration: none;
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.direct-contact:hover,
.direct-contact:focus-visible,
.direct-contact.is-copied {
  border-color: var(--acid);
  background: var(--acid);
  color: var(--ink-deep);
  outline: none;
}

.direct-contact span {
  display: flex;
  min-width: 0;
  flex-direction: column;
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
}

.direct-contact small {
  margin-bottom: 0.1rem;
  font-family: var(--mono);
  font-size: 0.55rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.55;
}

.direct-contact b {
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 0.57rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.direct-contact-button {
  appearance: none;
  cursor: pointer;
}

.contact-help {
  display: block;
  margin-top: 0.75rem;
  color: rgba(243, 241, 232, 0.48);
  font-size: 0.65rem;
}

.copy-status {
  display: block;
  min-height: 0.9rem;
  margin-top: 0.25rem;
  color: var(--acid);
  font-family: var(--mono);
  font-size: 0.56rem;
}

.contact-card {
  display: flex;
  max-width: 460px;
  flex-direction: column;
  gap: 0.25rem;
  margin-top: 3rem;
  padding: 1.25rem 0;
  border-top: 1px solid rgba(16, 32, 30, 0.26);
  border-bottom: 1px solid rgba(16, 32, 30, 0.26);
}

.contact-card span {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-card a {
  font-family: var(--display);
  font-size: clamp(1.25rem, 2vw, 1.8rem);
  font-weight: 700;
  text-decoration: none;
}

.contact-card small {
  margin-top: 0.4rem;
  color: rgba(16, 32, 30, 0.56);
  font-size: 0.68rem;
}

.response-note {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.5rem;
  font-size: 0.76rem;
}

.status-dot-dark {
  background: var(--ink);
  box-shadow: none;
}

.inquiry-form {
  padding: 1.4rem;
  border: 1px solid var(--ink);
  background: var(--paper-bright);
  box-shadow: 14px 14px 0 rgba(16, 32, 30, 0.95);
}

.form-head {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1.45rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.form-row-three {
  grid-template-columns: repeat(3, 1fr);
}

.inquiry-form label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
}

.inquiry-form label > span {
  font-family: var(--mono);
  font-size: 0.58rem;
  font-weight: 650;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.inquiry-form input,
.inquiry-form select,
.inquiry-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0;
  outline: none;
  background: transparent;
  color: var(--ink);
  font-size: 0.88rem;
  transition: border 180ms ease, background 180ms ease;
}

.inquiry-form input,
.inquiry-form select {
  height: 49px;
  padding: 0 0.8rem;
}

.inquiry-form textarea {
  min-height: 110px;
  padding: 0.8rem;
  resize: vertical;
}

.inquiry-form input:focus,
.inquiry-form select:focus,
.inquiry-form textarea:focus {
  border-color: var(--ink);
  background: #fff;
}

.inquiry-form input::placeholder,
.inquiry-form textarea::placeholder {
  color: #9b9f98;
}

.form-submit {
  width: 100%;
  margin-top: 0.35rem;
  background: var(--acid);
  color: var(--ink);
}

.form-submit:hover {
  background: #d7ff76;
}

.form-note {
  margin: 0.8rem 0 0;
  color: var(--muted);
  font-size: 0.66rem;
  line-height: 1.5;
}

.faq {
  padding-bottom: 7rem;
}

.faq-grid {
  display: grid;
  grid-template-columns: 0.65fr 1.35fr;
  gap: 6rem;
}

.faq h2 {
  font-size: clamp(3.4rem, 5vw, 5rem);
}

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

.faq details {
  border-bottom: 1px solid var(--line);
}

.faq summary {
  position: relative;
  padding: 1.35rem 3rem 1.35rem 0;
  cursor: pointer;
  font-family: var(--display);
  font-size: 1.12rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  list-style: none;
}

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

.faq summary::after {
  position: absolute;
  top: 1.13rem;
  right: 0;
  display: grid;
  width: 31px;
  height: 31px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  content: "+";
  font-family: var(--sans);
  font-weight: 400;
  transition: transform 220ms ease, background 220ms ease;
}

.faq details[open] summary::after {
  background: var(--ink);
  color: var(--acid);
  content: "−";
  transform: rotate(180deg);
}

.faq details p {
  max-width: 690px;
  margin: -0.5rem 0 1.35rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer {
  background: var(--ink-deep);
  color: var(--paper);
}

.footer-top {
  display: grid;
  min-height: 210px;
  grid-template-columns: 1fr 1fr auto;
  align-items: center;
  gap: 2rem;
  border-bottom: 1px solid var(--line-dark);
}

.brand-light {
  color: var(--paper);
}

.brand-light .brand-mark {
  background: var(--acid);
}

.brand-light .brand-mark span {
  background: var(--ink);
}

.footer-top p {
  max-width: 340px;
  margin: 0;
  color: rgba(243, 241, 232, 0.48);
  font-size: 0.82rem;
}

.footer-contact {
  display: flex;
  min-width: 280px;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.32rem;
}

.footer-contact > span {
  color: rgba(243, 241, 232, 0.42);
  font-family: var(--mono);
  font-size: 0.57rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.footer-mail {
  color: var(--acid);
  font-family: var(--display);
  font-size: 1.2rem;
  font-weight: 700;
  text-decoration: none;
}

.footer-mail span {
  margin-left: 0.5rem;
}

.footer-direct {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 1rem;
  margin-top: 0.35rem;
}

.footer-direct a,
.footer-direct button {
  padding: 0;
  border: 0;
  background: transparent;
  color: rgba(243, 241, 232, 0.64);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.03em;
  text-decoration: none;
}

.footer-direct button {
  cursor: pointer;
}

.footer-direct a:hover,
.footer-direct button:hover {
  color: var(--acid);
}

.footer-bottom {
  display: flex;
  min-height: 80px;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: rgba(243, 241, 232, 0.4);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 700ms cubic-bezier(.2, .7, .2, 1), transform 700ms cubic-bezier(.2, .7, .2, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 80ms; }
.reveal-delay-2 { transition-delay: 160ms; }
.reveal-delay-3 { transition-delay: 240ms; }
.reveal-delay-4 { transition-delay: 320ms; }

@media (max-width: 1100px) {
  .hero {
    min-height: 720px;
  }

  .hero-layout {
    min-height: 610px;
    grid-template-columns: 1.05fr 0.95fr;
    padding-top: 4rem;
  }

  .hero h1 {
    font-size: clamp(3.8rem, 7vw, 5.5rem);
  }

  .hero-visual {
    height: 550px;
  }

  .stage-card-top {
    right: -4%;
  }

  .heading-grid {
    gap: 2.5rem;
  }

  .product-card {
    min-height: 590px;
  }

  .product-object {
    transform: scale(0.9) rotate(7deg);
  }

  .spec-layout,
  .approach-grid,
  .inquiry-grid,
  .faq-grid {
    gap: 3.5rem;
  }

  .section-heading-compact {
    grid-template-columns: 0.32fr 1fr;
  }

  .section-heading-compact > p {
    grid-column: 2;
  }
}

@media (max-width: 860px) {
  .site-header {
    height: 70px;
    padding-inline: 22px;
  }

  .nav-toggle {
    display: block;
  }

  .nav-toggle[aria-expanded="true"] > span:first-child {
    transform: translateY(3px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] > span:nth-child(2) {
    transform: translateY(-3px) rotate(-45deg);
  }

  .site-nav {
    position: fixed;
    z-index: 90;
    top: 70px;
    right: 0;
    left: 0;
    display: flex;
    max-height: calc(100vh - 70px);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    overflow-y: auto;
    padding: 1rem 22px 2rem;
    background: var(--paper);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-15px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .site-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav > a {
    padding: 1rem 0;
    border-bottom: 1px solid var(--line);
    font-size: 1rem;
  }

  .nav-cta {
    margin-top: 1rem;
    padding: 0.8rem 0.8rem 0.8rem 1.2rem;
  }

  .hero {
    padding-top: 70px;
  }

  .hero-grid {
    inset: 70px 0 50px;
  }

  .hero-layout {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-block: 4rem 2rem;
  }

  .hero-copy {
    max-width: 700px;
  }

  .hero-visual {
    width: min(100%, 540px);
    height: 520px;
    margin: 0 auto;
    justify-self: center;
  }

  .hero-meta {
    margin-top: 2.7rem;
  }

  .section {
    padding: 6.2rem 0;
  }

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

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

  .product-card {
    display: grid;
    min-height: 410px;
    grid-template-columns: 0.82fr 1.18fr;
  }

  .product-card-top {
    grid-column: 1 / -1;
  }

  .product-object {
    grid-column: 1;
    grid-row: 2;
    align-self: center;
  }

  .product-content {
    grid-column: 2;
    grid-row: 2;
    align-self: stretch;
    margin-top: 1.5rem;
    border-top: 0;
    border-left: 1px solid var(--line);
  }

  .product-card-dark .product-content {
    border-color: var(--line-dark);
  }

  .spec-layout,
  .approach-grid,
  .inquiry-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .spec-table-wrap {
    margin-top: 1rem;
  }

  .approach-intro,
  .inquiry-copy {
    position: static;
  }

  .process-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-list li:nth-child(2) {
    border-right: 0;
  }

  .process-list li {
    border-bottom: 1px solid var(--line);
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    padding-block: 3rem;
  }

  .footer-contact {
    grid-column: 1 / -1;
  }

  .footer-mail {
    grid-column: 1 / -1;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(100% - 32px, 1240px);
  }

  .site-header {
    padding-inline: 16px;
  }

  .brand-copy small {
    display: none;
  }

  .hero h1 {
    margin-top: 1.5rem;
    font-size: clamp(3.15rem, 16vw, 4.6rem);
    line-height: 0.91;
  }

  .hero-lede {
    font-size: 0.98rem;
  }

  .hero-actions {
    align-items: stretch;
  }

  .button {
    width: 100%;
  }

  .hero-meta {
    grid-template-columns: 1fr 1fr;
  }

  .hero-meta div:last-child {
    grid-column: 1 / -1;
    padding-left: 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .hero-visual {
    height: 445px;
  }

  .cartridge-main {
    width: 91%;
  }

  .stage-card {
    min-width: 135px;
    padding: 0.7rem 0.75rem;
  }

  .stage-card-top {
    top: 26%;
    right: -2%;
  }

  .stage-card-bottom {
    bottom: 11%;
  }

  .stage-badge {
    width: 72px;
    height: 72px;
    right: 3%;
  }

  .stage-badge span {
    font-size: 1.35rem;
  }

  .section h2 {
    font-size: clamp(2.7rem, 13vw, 4rem);
  }

  .section-heading-compact {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .section-heading-compact > p {
    grid-column: auto;
  }

  .product-card {
    display: flex;
    min-height: 555px;
  }

  .product-object {
    margin-block: 1.4rem 0.9rem;
  }

  .product-content {
    margin-top: auto;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .product-card-dark .product-content {
    border-color: var(--line-dark);
  }

  .spec-layout {
    padding-block: 6rem;
  }

  .spec-table div {
    grid-template-columns: 0.9fr 1.1fr;
  }

  .spec-table dt,
  .spec-table dd {
    padding: 0.85rem;
  }

  .spec-table dd {
    font-size: 0.79rem;
  }

  .application-row {
    grid-template-columns: 34px 1fr 34px;
    gap: 0.9rem;
    padding-block: 1.2rem;
  }

  .application-icon {
    display: none;
  }

  .application-row h3 {
    font-size: 1.2rem;
  }

  .application-row p {
    font-size: 0.82rem;
  }

  .application-arrow {
    width: 34px;
    height: 34px;
  }

  .approach-cards {
    grid-template-columns: 1fr;
  }

  .approach-card {
    min-height: 210px;
  }

  .approach-card h3 {
    margin-top: 4.8rem;
  }

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

  .process-list li,
  .process-list li + li {
    min-height: 200px;
    padding: 1.2rem 0;
    border-right: 0;
  }

  .process-list h3 {
    margin-top: 3.8rem;
  }

  .inquiry-form {
    padding: 1rem;
    box-shadow: 7px 7px 0 rgba(16, 32, 30, 0.95);
  }

  .form-row,
  .form-row-three {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .contact-card a {
    font-size: 1.24rem;
  }

  .direct-contact-grid {
    grid-template-columns: 1fr;
  }

  .direct-contact {
    min-height: 66px;
  }

  .direct-contact span {
    font-size: 0.82rem;
  }

  .footer-top {
    grid-template-columns: 1fr;
  }

  .footer-contact {
    grid-column: auto;
    min-width: 0;
  }

  .footer-mail {
    grid-column: auto;
    font-size: 1rem;
    word-break: break-all;
  }

  .footer-bottom {
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding-block: 1.4rem;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}