:root {
  --bg: #06080f;
  --panel: #0a0e17;
  --panel-soft: #080b14;
  --line: rgba(255,255,255,.09);
  --line-strong: rgba(57,210,255,.45);
  --text: #e6ebf2;
  --muted: rgba(230,235,242,.64);
  --faint: rgba(230,235,242,.42);
  --accent: #39d2ff;
  --ink: #04060c;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Zen Kaku Gothic New", "Space Grotesk", -apple-system, BlinkMacSystemFont, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { display: block; max-width: 100%; }
::selection { background: rgba(57,210,255,.28); color: #fff; }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: 66px;
  display: flex;
  align-items: center;
  gap: clamp(12px, 2.2vw, 24px);
  padding: 0 clamp(18px, 4vw, 40px);
  background: rgba(6,8,15,.78);
  border-bottom: 1px solid rgba(255,255,255,.07);
  backdrop-filter: blur(14px);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 600;
  letter-spacing: .16em;
  white-space: nowrap;
}
.brand-mark {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  background: url("images/terraphase-mark.png") center / contain no-repeat;
  filter: drop-shadow(0 0 7px rgba(57,210,255,.32));
}
.primary-nav {
  margin-left: auto;
  display: flex;
  gap: clamp(12px, 2.2vw, 30px);
  align-items: center;
}
.primary-nav a,
.site-footer a {
  font-size: 13px;
  color: rgba(230,235,242,.66);
  text-decoration: none;
}
.primary-nav a {
  font-family: "IBM Plex Mono", monospace;
  letter-spacing: .12em;
}
.primary-nav a:hover,
.site-footer a:hover { color: var(--accent); }
.lang-switch {
  display: flex;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 2px;
  overflow: hidden;
}
.lang-switch button {
  border: 0;
  padding: 6px 11px;
  background: transparent;
  color: rgba(230,235,242,.6);
  cursor: pointer;
  font: 500 11.5px/1 "IBM Plex Mono", monospace;
  letter-spacing: .1em;
}
.lang-switch button.active {
  background: var(--accent);
  color: var(--ink);
}
.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 43px;
  border-radius: 2px;
  text-decoration: none;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 500;
  letter-spacing: .03em;
  white-space: nowrap;
}
.header-cta {
  min-height: 36px;
  padding: 8px 18px;
  background: var(--accent);
  color: var(--ink);
  font-size: 13.5px;
}
.button {
  border: 1px solid rgba(255,255,255,.22);
  padding: 13px 28px;
  color: var(--text);
  font-size: 15px;
}
.button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--ink);
}
.button:hover,
.header-cta:hover { filter: brightness(1.12); }

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding: 96px clamp(20px,4vw,40px) 110px;
  background: radial-gradient(120% 90% at 50% 8%, #0a1428 0%, #060a16 45%, #03050b 100%);
}
.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  display: block;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(6,8,15,.96) 0%, rgba(6,8,15,.7) 34%, rgba(6,8,15,.22) 72%, rgba(6,8,15,.88) 100%),
    radial-gradient(130% 130% at 50% 38%, transparent 48%, rgba(2,4,10,.62) 80%, rgba(6,8,15,.96) 100%);
  pointer-events: none;
}
.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: .4;
  background: repeating-linear-gradient(0deg, rgba(255,255,255,.018) 0 1px, transparent 1px 3px);
}
.hero-content,
.hero-meta {
  position: relative;
  z-index: 2;
  width: min(100%, 1280px);
  margin: 0 auto;
}
.eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 30px;
  font: 500 12.5px/1.4 "IBM Plex Mono", monospace;
  letter-spacing: .26em;
  color: rgba(57,210,255,.92);
  text-transform: uppercase;
}
.eyebrow span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}
.hero h1,
.product-hero h1 {
  margin: 0;
  font-family: "Space Grotesk", "Zen Kaku Gothic New", sans-serif;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.02;
}
.hero h1 {
  max-width: 16ch;
  font-size: clamp(40px, 7.4vw, 94px);
}
.hero-copy {
  max-width: 600px;
  margin: 28px 0 40px;
  color: rgba(230,235,242,.72);
  font-size: clamp(15px, 1.5vw, 19px);
  line-height: 1.8;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-meta {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 0 clamp(20px,4vw,40px);
  color: rgba(230,235,242,.4);
  font: 500 11px/1.6 "IBM Plex Mono", monospace;
  letter-spacing: .16em;
}

.section {
  padding: clamp(64px, 9vw, 128px) clamp(20px,4vw,40px);
  border-top: 1px solid rgba(255,255,255,.07);
  background: var(--bg);
  scroll-margin-top: 80px;
}
.section > * {
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
}
.alt { background: var(--panel-soft); }
.section-heading { margin-bottom: 52px; }
.section-heading.compact { margin-bottom: 36px; }
.kicker {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 0 0 22px;
  color: rgba(230,235,242,.5);
  font: 500 12.5px/1 "IBM Plex Mono", monospace;
  letter-spacing: .22em;
  text-transform: uppercase;
}
.kicker span { color: var(--accent); letter-spacing: .14em; }
.kicker i {
  width: 46px;
  height: 1px;
  background: rgba(57,210,255,.45);
}
.section h2 {
  max-width: 18ch;
  margin: 0;
  font: 600 clamp(28px,4.4vw,54px)/1.12 "Space Grotesk", "Zen Kaku Gothic New", sans-serif;
  letter-spacing: 0;
}
.mono-label {
  margin: 0 0 16px;
  color: rgba(57,210,255,.9);
  font: 500 11.5px/1.4 "IBM Plex Mono", monospace;
  letter-spacing: .22em;
  text-transform: uppercase;
}
.domain-grid,
.product-grid,
.tech-grid,
.usecase-grid,
.related-grid {
  display: grid;
  gap: 16px;
}
.domain-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 330px), 1fr)); }
.product-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 290px), 1fr)); }
.tech-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); }
.usecase-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.related-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); }

.domain-panel,
.product-card,
.tech-card,
.usecase-card,
.related-card {
  position: relative;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 2px;
  background: var(--panel);
  overflow: hidden;
}
.domain-panel {
  min-height: 360px;
  padding: 0;
  background: linear-gradient(160deg, rgba(57,210,255,.05), rgba(255,255,255,.012));
}
.domain-image {
  position: relative;
  margin: 0;
  aspect-ratio: 16 / 7;
  overflow: hidden;
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: #05070d;
}
.domain-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6,8,15,0) 20%, rgba(6,8,15,.76) 100%),
    radial-gradient(90% 110% at 30% 0%, rgba(57,210,255,.1), transparent 72%);
  pointer-events: none;
}
.domain-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .88;
  transition: transform .28s ease, opacity .28s ease;
}
.domain-panel:hover .domain-image img {
  transform: scale(1.035);
  opacity: .96;
}
.domain-panel > .mono-label,
.domain-panel > h3,
.domain-panel > p:not(.mono-label),
.domain-panel > ul {
  margin-left: clamp(28px,3.4vw,44px);
  margin-right: clamp(28px,3.4vw,44px);
}
.domain-panel > .mono-label {
  margin-top: clamp(26px,3vw,38px);
}
.domain-panel h3 {
  margin: 0 0 16px;
  font: 600 clamp(24px,2.8vw,34px)/1.18 "Space Grotesk", "Zen Kaku Gothic New", sans-serif;
}
.domain-panel p:not(.mono-label) {
  max-width: 44ch;
  margin: 0 0 26px;
  color: var(--muted);
  line-height: 1.85;
}
.domain-panel > h3 {
  margin: 0 clamp(28px,3.4vw,44px) 16px;
}
.domain-panel > p:not(.mono-label) {
  margin: 0 clamp(28px,3.4vw,44px) 26px;
}
.domain-panel ul {
  display: flex;
  flex-direction: column;
  gap: 11px;
  margin-bottom: clamp(28px,3.4vw,44px);
  padding: 22px 0 0;
  border-top: 1px solid rgba(255,255,255,.07);
  list-style: none;
  color: rgba(230,235,242,.78);
  font: 500 12.5px/1.5 "IBM Plex Mono", monospace;
  letter-spacing: .04em;
}
.domain-panel li::before {
  content: "+";
  margin-right: 12px;
  color: var(--accent);
}
.ghost-code {
  position: absolute;
  top: calc(16px + min(7vw, 62px));
  right: 28px;
  color: rgba(255,255,255,.045);
  font: 700 70px/1 "Space Grotesk", sans-serif;
}

.product-card {
  display: flex;
  flex-direction: column;
  min-height: 430px;
  text-decoration: none;
  color: inherit;
  transition: border-color .2s ease, transform .2s ease;
}
.product-card:hover {
  border-color: rgba(57,210,255,.45);
  transform: translateY(-3px);
}
.product-card figure {
  position: relative;
  height: 180px;
  margin: 0;
  border-bottom: 1px solid rgba(255,255,255,.07);
  overflow: hidden;
  background: #05070d;
}
.product-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .9;
}
.product-card figure::after,
.product-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(6,8,15,.7) 100%);
  pointer-events: none;
}
.product-card-content {
  flex: 1;
  padding: 25px 23px 28px;
}
.product-card h3 {
  margin: 0 0 8px;
  font: 600 21px/1.2 "Space Grotesk", sans-serif;
  letter-spacing: .02em;
}
.product-card .tag,
.product-tag {
  display: inline-flex;
  color: rgba(57,210,255,.88);
  font: 500 11.5px/1.4 "IBM Plex Mono", monospace;
  letter-spacing: .12em;
}
.product-card p {
  margin: 16px 0 0;
  color: rgba(230,235,242,.62);
  font-size: 14px;
  line-height: 1.8;
}
.product-card .idx {
  position: absolute;
  top: 14px;
  right: 16px;
  z-index: 2;
  color: rgba(57,210,255,.84);
  font: 500 10.5px/1 "IBM Plex Mono", monospace;
  letter-spacing: .14em;
}

.tech-card {
  min-height: 230px;
  padding: 0;
}
.tech-card.has-image {
  min-height: 340px;
}
.tech-card figure {
  position: relative;
  margin: 0;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-bottom: 1px solid rgba(255,255,255,.08);
  background: #05070d;
}
.tech-card figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6,8,15,0) 34%, rgba(6,8,15,.72) 100%);
  pointer-events: none;
}
.tech-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .88;
  transition: transform .28s ease, opacity .28s ease;
}
.tech-card:hover img {
  transform: scale(1.035);
  opacity: .96;
}
.tech-card-body {
  padding: clamp(22px,2.4vw,30px);
}
.tech-card .no {
  display: block;
  margin-bottom: 24px;
  color: rgba(57,210,255,.85);
  font: 500 12px/1 "IBM Plex Mono", monospace;
  letter-spacing: .1em;
}
.tech-card h3 {
  margin: 0 0 12px;
  font-size: 19px;
  line-height: 1.3;
}
.tech-card p,
.usecase-card p,
.related-card span {
  color: rgba(230,235,242,.6);
  line-height: 1.8;
}

.contact-section {
  position: relative;
  overflow: hidden;
  background: radial-gradient(110% 140% at 50% 0%, #0a1626 0%, #06080f 60%);
}
.contact-section::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .5;
  background: repeating-linear-gradient(90deg, rgba(57,210,255,.05) 0 1px, transparent 1px 64px);
}
.contact-inner {
  position: relative;
  max-width: 900px;
  text-align: center;
}
.contact-inner h2 {
  max-width: none;
  margin: 18px 0 22px;
}
.contact-inner > p:not(.mono-label) {
  max-width: 640px;
  margin: 0 auto 38px;
  color: var(--muted);
  line-height: 1.85;
}
.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  text-align: left;
}
.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.contact-form .full,
.form-footer { grid-column: 1 / -1; }
.contact-form span {
  color: rgba(230,235,242,.58);
  font: 500 11px/1.4 "IBM Plex Mono", monospace;
  letter-spacing: .12em;
  text-transform: uppercase;
}
input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 2px;
  background: rgba(255,255,255,.03);
  color: var(--text);
  padding: 13px 14px;
  font: 15px/1.6 inherit;
}
select { appearance: none; }
textarea { resize: vertical; }
input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: rgba(57,210,255,.7);
}
.form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.form-footer small {
  max-width: 42ch;
  color: rgba(230,235,242,.42);
  font: 500 11px/1.6 "IBM Plex Mono", monospace;
}
.success-message {
  border: 1px solid rgba(57,210,255,.4);
  background: linear-gradient(160deg, rgba(57,210,255,.07), rgba(255,255,255,.012));
  padding: clamp(32px,5vw,52px);
  text-align: center;
}
.success-message b,
.success-message span {
  display: block;
}
.success-message b {
  margin-bottom: 12px;
  font-size: 24px;
}
.success-message span { color: var(--muted); }

.site-footer {
  display: grid;
  grid-template-columns: minmax(220px, 1.5fr) repeat(2, minmax(160px, .7fr));
  gap: 38px;
  padding: clamp(42px,6vw,72px) clamp(20px,4vw,40px) 36px;
  border-top: 1px solid rgba(255,255,255,.07);
  background: #05070d;
}
.site-footer > * { max-width: 420px; }
.site-footer p,
.site-footer span {
  color: rgba(230,235,242,.5);
  line-height: 1.8;
}
.site-footer div {
  display: flex;
  flex-direction: column;
  gap: 11px;
}
.site-footer small {
  grid-column: 1 / -1;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.07);
  color: rgba(230,235,242,.38);
  font: 500 11.5px/1.5 "IBM Plex Mono", monospace;
  letter-spacing: .08em;
}
.site-footer.single-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.site-footer.single-line small {
  grid-column: auto;
  border-top: 0;
  padding-top: 0;
}

.product-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 560px);
  gap: clamp(34px,5vw,72px);
  align-items: center;
  padding: clamp(108px,13vw,176px) clamp(20px,4vw,40px) clamp(56px,7vw,92px);
  background: radial-gradient(120% 130% at 78% 0%, #0a1626 0%, #07090f 52%, #06080f 100%);
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.product-hero > * {
  width: 100%;
  max-width: 1280px;
}
.breadcrumb {
  display: flex;
  gap: 10px;
  margin: 0 0 28px;
  color: rgba(230,235,242,.5);
  font: 500 12px/1.4 "IBM Plex Mono", monospace;
  letter-spacing: .14em;
}
.breadcrumb a { text-decoration: none; }
.breadcrumb b { color: var(--accent); }
.product-copy h1 {
  margin-bottom: 18px;
  font-size: clamp(38px,6.4vw,76px);
}
.product-tag {
  border: 1px solid rgba(57,210,255,.4);
  padding: 6px 14px;
  margin-bottom: 28px;
}
.product-copy > p:last-of-type {
  max-width: 46ch;
  margin: 0 0 36px;
  color: rgba(230,235,242,.74);
  font-size: clamp(16px,1.6vw,20px);
  line-height: 1.75;
}
.product-visual {
  position: relative;
  aspect-ratio: 4 / 3;
  margin: 0;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 2px;
  overflow: hidden;
  background: #05070d;
}
.product-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-hero {
  position: relative;
  min-height: 76svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 116px clamp(20px,4vw,40px) 76px;
  background: radial-gradient(120% 120% at 76% 0%, #0a1626 0%, #07090f 54%, #06080f 100%);
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.page-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .68;
  filter: saturate(.95) contrast(1.06);
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(6,8,15,.96) 0%, rgba(6,8,15,.72) 36%, rgba(6,8,15,.24) 72%, rgba(6,8,15,.86) 100%),
    radial-gradient(110% 130% at 52% 42%, transparent 44%, rgba(6,8,15,.88) 100%);
}
.page-hero-copy {
  position: relative;
  z-index: 1;
  width: min(100%, 1280px);
  margin: 0 auto;
}
.page-hero h1 {
  max-width: 13ch;
  margin: 0 0 26px;
  font: 600 clamp(38px,6vw,78px)/1.04 "Space Grotesk", "Zen Kaku Gothic New", sans-serif;
  letter-spacing: 0;
}
.page-hero-copy > p:not(.mono-label) {
  max-width: 620px;
  margin: 0;
  color: rgba(230,235,242,.74);
  font-size: clamp(15px,1.45vw,19px);
  line-height: 1.85;
}
.split-section {
  display: grid;
  grid-template-columns: minmax(240px, .9fr) minmax(0, 1.35fr);
  gap: clamp(32px,5vw,72px);
  align-items: start;
}
.split-section h2 {
  max-width: 18ch;
}
.rich-copy {
  color: rgba(230,235,242,.76);
  font-size: clamp(16px,1.5vw,20px);
  line-height: 1.9;
}
.rich-copy p {
  margin: 0 0 20px;
}
.role-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: 16px;
}
.role-grid article {
  min-height: 210px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 2px;
  background: var(--panel);
  padding: clamp(24px,2.8vw,34px);
}
.role-grid span {
  display: block;
  margin-bottom: 24px;
  color: rgba(57,210,255,.85);
  font: 500 12px/1 "IBM Plex Mono", monospace;
  letter-spacing: .1em;
}
.role-grid h3 {
  margin: 0 0 12px;
  font-size: 20px;
}
.role-grid p {
  margin: 0;
  color: rgba(230,235,242,.62);
  line-height: 1.8;
}
.people-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 460px), 1fr));
  gap: 18px;
}
.people-card {
  display: grid;
  grid-template-columns: minmax(180px, .62fr) minmax(0, 1fr);
  gap: 0;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 2px;
  overflow: hidden;
  background: linear-gradient(160deg, rgba(57,210,255,.04), rgba(255,255,255,.012));
}
.people-card figure {
  position: relative;
  min-height: 420px;
  margin: 0;
  overflow: hidden;
  background: #05070d;
}
.people-card figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6,8,15,0) 35%, rgba(6,8,15,.68) 100%);
  pointer-events: none;
}
.people-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .92;
}
.people-card > div {
  padding: clamp(26px,3.4vw,42px);
}
.people-card h3 {
  margin: 0 0 18px;
  font-size: clamp(22px,2.2vw,28px);
  line-height: 1.35;
}
.people-card p:not(.mono-label) {
  margin: 0 0 22px;
  color: rgba(230,235,242,.66);
  line-height: 1.85;
}
.people-card blockquote {
  margin: 0;
  padding: 20px 0 0;
  border-top: 1px solid rgba(255,255,255,.09);
  color: rgba(230,235,242,.84);
  font-size: 15px;
  line-height: 1.8;
}
.cta-band {
  text-align: center;
  background: radial-gradient(110% 140% at 50% 0%, #0a1626 0%, #06080f 60%);
}
.cta-band h2 {
  max-width: none;
  margin: 0 auto 28px;
}
.company-profile {
  display: grid;
  grid-template-columns: minmax(220px, .8fr) minmax(0, 1.45fr);
  gap: clamp(32px,5vw,72px);
}
.profile-list {
  margin: 0;
  border-top: 1px solid rgba(255,255,255,.1);
}
.profile-list div {
  display: grid;
  grid-template-columns: minmax(120px, .42fr) minmax(0, 1fr);
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.profile-list dt {
  color: rgba(230,235,242,.5);
  font: 500 12.5px/1.6 "IBM Plex Mono", monospace;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.profile-list dd {
  margin: 0;
  color: rgba(230,235,242,.82);
  line-height: 1.7;
}
.overview,
.specs-section {
  display: grid;
  grid-template-columns: minmax(220px, .8fr) minmax(0, 1.45fr);
  gap: clamp(32px,5vw,72px);
  align-items: start;
}
.overview-text {
  margin: 0;
  color: rgba(230,235,242,.82);
  font-size: clamp(17px,1.7vw,22px);
  line-height: 1.85;
}
.spec-note {
  max-width: 32ch;
  color: rgba(230,235,242,.42);
  font: 500 11.5px/1.7 "IBM Plex Mono", monospace;
}
.spec-list {
  border-top: 1px solid rgba(255,255,255,.1);
}
.spec-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 24px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.spec-row span:first-child {
  color: rgba(230,235,242,.5);
  font: 500 12.5px/1.4 "IBM Plex Mono", monospace;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.spec-row span:last-child {
  color: var(--text);
  font: 500 13.5px/1.4 "IBM Plex Mono", monospace;
  text-align: right;
}
.usecase-card {
  min-height: 190px;
  padding: clamp(28px,3vw,40px);
  background: linear-gradient(160deg, rgba(57,210,255,.045), rgba(255,255,255,.01));
}
.usecase-card .no {
  position: absolute;
  top: 22px;
  right: 26px;
  color: rgba(255,255,255,.045);
  font: 700 56px/1 "Space Grotesk", sans-serif;
}
.usecase-card h3 {
  max-width: 82%;
  margin: 0 0 14px;
  font-size: clamp(20px,2.2vw,26px);
}
.related-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 26px 24px 28px;
  text-decoration: none;
}
.related-card b {
  font: 600 20px/1.2 "Space Grotesk", sans-serif;
}
.related-card small {
  color: rgba(57,210,255,.85);
  font: 500 11.5px/1.4 "IBM Plex Mono", monospace;
  letter-spacing: .1em;
}

@media (max-width: 840px) {
  .site-header {
    height: auto;
    min-height: 66px;
    flex-wrap: wrap;
    padding-top: 12px;
    padding-bottom: 12px;
  }
  .primary-nav { order: 3; width: 100%; margin-left: 0; }
  .header-cta { margin-left: auto; }
  .hero {
    min-height: auto;
    align-items: flex-start;
    padding-top: 108px;
    padding-bottom: 64px;
  }
  .hero h1 { font-size: clamp(30px, calc(11vw - 4px), 64px); }
  .eyebrow { margin-bottom: 20px; }
  .hero-meta { display: none; }
  .product-hero,
  .overview,
  .specs-section,
  .split-section,
  .company-profile {
    grid-template-columns: 1fr;
  }
  .product-hero { padding-top: 150px; }
  .page-hero {
    min-height: 68svh;
    padding-top: 150px;
  }
  .profile-list div {
    grid-template-columns: 1fr;
    gap: 6px;
  }
  .people-card {
    grid-template-columns: 1fr;
  }
  .people-card figure {
    width: 100%;
    min-height: 0;
    aspect-ratio: 4 / 5;
  }
  .contact-form { grid-template-columns: 1fr; }
  .form-footer { align-items: stretch; flex-direction: column; }
  .form-footer .button { width: 100%; }
  .site-footer,
  .site-footer.single-line {
    display: grid;
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .brand { font-size: 14px; }
  .primary-nav { gap: 13px; overflow-x: auto; }
  .header-cta { display: none; }
  .hero-actions .button { width: 100%; }
  .eyebrow { letter-spacing: .14em; }
}