:root {
  color-scheme: dark;
  --bg: #0a1017;
  --panel: #111b26;
  --panel-raised: #162331;
  --line: #2c3a49;
  --muted: #a4b1bf;
  --text: #ecf1f6;
  --lime: #bbf179;
  --cyan: #83d4ee;
  --amber: #f1cd7b;
  --red: #ff9e98;
  --font: "Chivo", sans-serif;
  --mono: "IBM Plex Mono", monospace;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 36px;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 var(--font);
  -webkit-font-smoothing: antialiased;
}
body:has(dialog[open]) {
  overflow: hidden;
}
::selection {
  background: var(--lime);
  color: var(--bg);
}
a {
  color: inherit;
  text-decoration: none;
}
button,
input,
textarea {
  font: inherit;
}
button,
a,
input,
textarea,
summary {
  -webkit-tap-highlight-color: transparent;
}
button {
  cursor: pointer;
}
button:disabled {
  cursor: default;
}
button {
  color: inherit;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 5px;
}
button:hover,
a:hover {
  color: var(--lime);
}
[hidden] {
  display: none !important;
}
h1,
h2,
h3,
p,
figure {
  margin: 0;
}
h1,
h2,
h3 {
  line-height: 1.1;
  font-weight: 650;
}
h2 {
  font-size: clamp(32px, 3.3vw, 48px);
  letter-spacing: -1.8px;
}
h3 {
  letter-spacing: -0.6px;
}
p {
  color: var(--muted);
}
img {
  max-width: 100%;
}
.container {
  width: min(1320px, calc(100% - 96px));
  margin-inline: auto;
}
.accent {
  color: var(--lime);
}
.eyebrow {
  font: 11px/1.6 var(--mono);
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--muted);
}
.signal {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 4px #bbf1790c;
  margin-right: 8px;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.skip-link {
  position: fixed;
  z-index: 100;
  left: 20px;
  top: 15px;
  padding: 12px 20px;
  background: var(--lime);
  color: var(--bg);
  transform: translateY(-180%);
}
.skip-link:focus {
  transform: none;
  color: var(--bg);
}
.site-header {
  height: 100px;
  display: flex;
  align-items: center;
  gap: 40px;
  border-bottom: 1px solid var(--line);
}
.identity {
  display: flex;
  gap: 12px;
  align-items: center;
  white-space: nowrap;
}
.identity strong {
  font-size: 17px;
  font-weight: 550;
}
.monogram {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--panel);
  border: 1px solid var(--line);
  height: 40px;
  width: 48px;
  font: 20px var(--mono);
  letter-spacing: -2px;
}
.monogram span {
  color: var(--lime);
}
nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.site-header nav {
  margin-left: auto;
  font-size: 13px;
}
.nav-contact {
  color: var(--lime);
}
.command-trigger {
  display: flex;
  align-items: center;
  gap: 16px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--panel);
  padding: 7px 9px 7px 12px;
  font-size: 12px;
  color: var(--muted);
}
kbd {
  font: 10px var(--mono);
  border: 1px solid var(--line);
  padding: 4px;
  border-radius: 3px;
  color: var(--text);
}
.hero {
  display: grid;
  grid-template-columns: 1fr 1.03fr;
  gap: 50px;
  padding: 74px 0 62px;
  align-items: center;
}
.hero-copy > .eyebrow {
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(48px, 6.2vw, 88px);
  line-height: 1.025;
  letter-spacing: -5px;
  font-weight: 730;
}
.hero h1 > span {
  color: var(--lime);
}
.hero-hook {
  font-size: 23px;
  color: var(--text);
  margin: 27px 0 10px;
  letter-spacing: -0.5px;
}
.standfirst {
  max-width: 430px;
  font-size: 17px;
  line-height: 1.75;
}
.hero-actions {
  display: flex;
  gap: 27px;
  align-items: center;
  margin-top: 29px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  min-height: 48px;
  padding: 13px 20px;
  background: var(--lime);
  border: 1px solid var(--lime);
  border-radius: 4px;
  color: var(--bg);
  font-size: 13px;
  font-weight: 600;
  transition:
    background 0.18s,
    transform 0.18s;
}
.button:hover {
  background: #cffa99;
  color: var(--bg);
  transform: translateY(-2px);
}
.text-link {
  display: inline-flex;
  gap: 18px;
  align-items: center;
  font-size: 13px;
  border-bottom: 1px solid var(--line);
  padding-block: 10px;
}
.hero-footnote {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-top: 37px;
}
.hero-footnote > span {
  font: 32px var(--mono);
  color: #657789;
  letter-spacing: -5px;
}
.hero-footnote p {
  font: 11px/1.7 var(--mono);
}
.stack-explorer {
  position: relative;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #0d1620;
  box-shadow: 0 18px 70px #0003;
}
.explorer-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 19px 22px;
  border-bottom: 1px solid var(--line);
}
.explorer-hint {
  font: 10px var(--mono);
  color: var(--lime);
}
.stack-stage {
  position: relative;
  height: 360px;
  overflow: hidden;
  isolation: isolate;
}
.diagram-grid {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.42;
  background-image:
    linear-gradient(#28374788 1px, transparent 1px),
    linear-gradient(90deg, #28374788 1px, transparent 1px);
  background-size: 25px 25px;
  mask-image: linear-gradient(
    90deg,
    transparent,
    #000 20%,
    #000 80%,
    transparent
  );
}
.stage-axis {
  position: absolute;
  left: 18px;
  bottom: 27px;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font: 8px var(--mono);
  color: #8296a9;
  letter-spacing: 1.5px;
}
.stack-plane {
  position: absolute;
  left: 18%;
  width: 68%;
  height: 123px;
  text-align: left;
  border: 1px solid #44576b;
  border-radius: 5px;
  background: #162534;
  transform: rotate(-11deg) skew(8deg);
  padding: 14px 23px;
  box-shadow:
    -6px 7px 0 #080e15,
    -7px 8px 0 #314153;
  transition:
    transform 0.25s,
    background 0.25s,
    border-color 0.25s,
    box-shadow 0.25s;
}
.stack-plane > * {
  transform: skew(-8deg);
}
.stack-plane strong {
  display: block;
  font: 550 24px/1.2 var(--font);
  margin: 9px 0;
  color: var(--text);
}
.mobile-layer {
  display: none;
}
.plane-top,
.plane-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font: 9px var(--mono);
  color: #bccbd7;
  letter-spacing: 0.3px;
}
.plane-top > span:last-child {
  font-size: 14px;
}
.plane-symbol {
  font-size: 18px;
  line-height: 1;
}
.plane-interface {
  top: 38px;
  z-index: 1;
}
.plane-services {
  top: 124px;
  left: 21%;
  z-index: 2;
}
.plane-ai {
  top: 210px;
  left: 24%;
  z-index: 3;
}
.stack-plane:hover,
.stack-plane[aria-pressed="true"] {
  border-color: var(--lime);
  background: #23342a;
  transform: translateY(-10px) rotate(-11deg) skew(8deg);
  box-shadow:
    -6px 7px 0 #080e15,
    -7px 8px 0 #95ba67;
}
.stack-plane[aria-pressed="true"] .plane-top {
  color: var(--lime);
}
.stack-plane:focus-visible {
  outline-offset: 8px;
  z-index: 4;
}
.stack-detail {
  min-height: 155px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 15px;
  padding: 21px 23px;
  background: #111c27;
  border-radius: 0 0 7px 7px;
}
.detail-index {
  color: var(--lime);
  font: 25px var(--mono);
  line-height: 1.2;
}
.stack-detail .eyebrow {
  font-size: 9px;
  letter-spacing: 0.4px;
  color: var(--cyan);
  margin-bottom: 7px;
}
.stack-detail p:not(.eyebrow) {
  font-size: 13px;
  line-height: 1.6;
  color: #c4cfd9;
  max-width: 400px;
}
.stack-detail a {
  display: inline-block;
  margin-top: 9px;
  color: var(--lime);
  font: 10px var(--mono);
}
.stack-detail a:hover {
  text-decoration: underline;
}
.experience-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-block: 1px solid var(--line);
  padding: 24px 0;
}
.experience-strip > span {
  font-size: 20px;
  font-weight: 550;
  letter-spacing: -0.5px;
}
.experience-strip small {
  font-size: 11px;
  color: var(--muted);
  display: inline-block;
  margin-left: 4px;
  font-weight: 400;
}
.experience-strip > a {
  font: 10px var(--mono);
  color: var(--muted);
}
.section {
  padding-top: 94px;
  scroll-margin-top: 28px;
}
.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 32px;
}
.section-heading .eyebrow {
  margin-bottom: 12px;
}
.section-heading > p {
  font-size: 13px;
  line-height: 1.8;
  max-width: 350px;
}
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.project-card {
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  background: var(--panel);
  transition:
    transform 0.22s,
    border-color 0.22s;
  min-width: 0;
}
.project-card:hover {
  transform: translateY(-5px);
  border-color: #7c9b65;
}
.project-visual {
  position: relative;
  height: 230px;
  padding: 24px 25px;
  border-bottom: 1px solid var(--line);
  background: #0d1721;
}
.visual-label {
  font: 8px var(--mono);
  letter-spacing: 0.9px;
  color: #a4b4c4;
  margin-bottom: 25px;
}
.check-row {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
  font: 11px var(--mono);
  color: #bfcdd8;
}
.check-good {
  color: var(--lime);
}
.check-warn {
  color: var(--amber);
}
.revision-path {
  display: flex;
  align-items: center;
  gap: 10px;
  font: 10px var(--mono);
  color: var(--amber);
  padding-top: 19px;
  white-space: nowrap;
}
.revision-path > span:first-child {
  font-size: 20px;
}
.revision-path > span:last-child {
  margin-left: auto;
  font-size: 20px;
}
.migration-row {
  display: grid;
  grid-template-columns: 1fr 30px 1fr;
  align-items: center;
  font: 12px var(--mono);
  margin-bottom: 16px;
  gap: 9px;
}
.migration-row > span:first-child {
  padding: 8px 6px;
  border: 1px dashed #53687b;
  border-radius: 3px;
  color: #bdc9d4;
  text-align: center;
}
.migration-row > span:nth-child(2) {
  text-align: center;
  color: #708da6;
}
.migration-row strong {
  font-weight: 400;
  color: var(--cyan);
  border: 1px solid #42667b;
  background: #122631;
  padding: 8px 6px;
  border-radius: 3px;
  text-align: center;
}
.migration-caption {
  font: 9px var(--mono);
  color: #acbecb;
  padding-top: 6px;
}
.migration-dot {
  display: inline-block;
  background: var(--cyan);
  width: 5px;
  height: 5px;
  border-radius: 50%;
  margin-right: 7px;
}
.assessment .visual-label {
  margin-bottom: 15px;
}
.code-sample {
  font: 12px/1.8 var(--mono);
  color: #a5b6c7;
}
.code-sample > span {
  color: #d4dce4;
}
.code-sample em {
  font-style: normal;
  color: var(--lime);
}
.validated-stamp {
  position: absolute;
  right: 25px;
  bottom: 35px;
  transform: rotate(-10deg);
  padding: 6px 10px;
  border: 1px solid #789c58;
  background: #17291d;
  color: var(--lime);
  font: 10px var(--mono);
}
.project-content {
  padding: 24px;
}
.project-meta {
  font: 9px var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--muted);
}
.project-content h3 {
  font-size: 26px;
  line-height: 1.15;
  margin: 14px 0;
  color: var(--text);
  position: relative;
  padding-right: 20px;
}
.project-content h3 > span {
  position: absolute;
  right: 0;
  bottom: 1px;
  font-weight: 400;
  font-size: 20px;
  color: var(--lime);
  transition: transform 0.2s;
}
.project-card:hover h3 > span {
  transform: translate(3px, -3px);
}
.project-content p {
  font-size: 13px;
  line-height: 1.8;
  min-height: 94px;
}
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 20px;
}
.project-tags span {
  font: 9px var(--mono);
  color: #bac9d6;
  padding: 4px 7px;
  border: 1px solid var(--line);
  border-radius: 3px;
}
.diagram-caption {
  font: 10px/1.6 var(--mono);
  margin-top: 16px;
  color: #8e9fae;
}
.lab-section {
  padding-top: 104px;
}
.demo-console {
  padding: 26px;
  border: 1px solid #3f5660;
  background: var(--panel);
  border-radius: 7px;
  box-shadow: 0 20px 80px #0002;
}
.demo-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.demo-heading h3 {
  font: 13px var(--mono);
  letter-spacing: 0;
}
.quiet {
  border: 1px solid var(--line);
  background: transparent;
  font: 11px var(--mono);
  padding: 8px 14px;
  border-radius: 3px;
  min-height: 36px;
}
.demo-instruction {
  font: 10px/1.8 var(--mono);
  margin-top: 11px;
  color: #a6b8c9;
}
.demo-instruction > span {
  color: var(--lime);
  padding: 0 10px;
}
.lab-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 26px;
  margin-top: 25px;
}
.challenges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.challenges button {
  background: #1b2b3a;
  border: 1px solid #43586c;
  padding: 10px 13px;
  font: 11px var(--mono);
  border-radius: 4px;
  min-height: 42px;
  transition:
    border-color 0.2s,
    background 0.2s;
}
.challenges button[aria-pressed="true"] {
  border-color: var(--lime);
  background: #293b27;
  color: var(--lime);
}
.response-change {
  border: 1px solid var(--line);
  background: #0a131d;
  border-radius: 4px;
  margin-top: 18px;
  padding: 18px;
}
.response-change h3 {
  font: 10px var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: #9eb3c4;
  margin-bottom: 17px;
}
.change-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  min-height: 85px;
}
.change-pair > div {
  min-width: 0;
}
.change-pair > div + div {
  padding-left: 15px;
  border-left: 1px solid var(--line);
}
.change-pair.is-custom {
  grid-template-columns: 1fr;
}
.change-pair.is-custom > div + div {
  padding-left: 0;
  border: 0;
}
.change-label {
  font: 9px var(--mono);
  color: var(--muted);
}
pre {
  margin: 9px 0 0;
  font: 11px/1.7 var(--mono);
  color: var(--lime);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.response-change pre[data-change="syntax"],
.response-change pre[data-change="missing"] {
  color: var(--red);
}
.status-line {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  margin-top: 18px;
  min-height: 45px;
}
.state {
  color: var(--lime);
  font: 10px var(--mono);
  border: 1px solid #526e3d;
  border-radius: 3px;
  padding: 5px 8px;
  white-space: nowrap;
}
.state[data-state="error"] {
  color: var(--red);
  border-color: #845653;
}
.state[data-state="recovered"],
.state[data-state="pending"] {
  color: var(--amber);
  border-color: #796743;
}
#status-detail {
  font-size: 12px;
  line-height: 1.7;
  padding-top: 2px;
  color: #bac9d6;
}
.question-preview {
  min-width: 0;
  padding: 22px 24px;
  background: #17232e;
  border: 1px solid #46604b;
  border-radius: 5px;
  transition: border-color 0.2s;
}
.question-preview.is-stale {
  border-color: #766340;
}
.preview-label {
  font: 9px var(--mono);
  letter-spacing: 0.7px;
  text-transform: uppercase;
  color: var(--lime);
  margin-bottom: 16px;
}
.is-stale .preview-label {
  color: var(--amber);
}
.question-text {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.3px;
  line-height: 1.5;
  color: var(--text);
}
.choices {
  display: grid;
  gap: 7px;
  padding: 0;
  margin: 18px 0 0;
  list-style: none;
  counter-reset: choices;
}
.choices li {
  padding: 8px 12px;
  border: 0;
  border-bottom: 1px solid #354454;
  border-radius: 0;
  font-size: 12px;
  color: #c1d0dd;
  counter-increment: choices;
}
.choices li:before {
  content: counter(choices, upper-alpha);
  font: 9px var(--mono);
  margin-right: 14px;
  color: #89a1b5;
}
details {
  margin-top: 22px;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}
summary {
  font: 11px var(--mono);
  width: fit-content;
  cursor: pointer;
  min-height: 30px;
  color: var(--cyan);
}
#response-form {
  display: grid;
  gap: 10px;
  margin-top: 15px;
}
#response-form label {
  font: 11px var(--mono);
  color: var(--muted);
}
textarea {
  width: 100%;
  resize: vertical;
  min-height: 175px;
  background: #09121b;
  color: #d5e4ef;
  font: 12px/1.7 var(--mono);
  padding: 16px;
  border: 1px solid #4f677b;
  border-radius: 4px;
}
textarea[aria-invalid="true"] {
  border-color: var(--red);
}
.caption {
  font-size: 11px;
}
.editor-result {
  font-size: 12px;
}
.editor-result[data-state="error"] {
  color: var(--red);
}
#response-form button {
  justify-self: start;
}
.demo-note {
  font: 10px var(--mono);
  margin-top: 18px;
}
.demo-case-link {
  display: inline-block;
  font-size: 11px;
  color: var(--cyan);
  margin-top: 6px;
}
.demo-case-link:hover {
  text-decoration: underline;
}
.about-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 90px;
  margin-top: 96px;
  padding-top: 70px;
  border-top: 1px solid var(--line);
}
.about-heading h2 {
  font-size: 43px;
  margin: 16px 0 22px;
}
.about-heading > p:not(.eyebrow) {
  font-size: 15px;
  max-width: 430px;
  line-height: 1.9;
}
.about-signature {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 28px;
}
.about-signature > span:last-child {
  font-size: 13px;
  line-height: 1.8;
}
.about-signature small {
  font: 10px var(--mono);
  color: var(--muted);
}
.experience article {
  display: flex;
  gap: 20px;
  padding: 23px 0;
  border-bottom: 1px solid var(--line);
}
.experience article:first-child {
  padding-top: 0;
}
.experience-marker {
  font: 10px var(--mono);
  color: var(--lime);
  margin-top: 6px;
}
.experience h3 {
  font-size: 23px;
  margin-bottom: 10px;
}
.experience h3 small {
  font-size: 11px;
  color: var(--muted);
  font-weight: 400;
  letter-spacing: 0;
}
.experience p {
  font-size: 13px;
  line-height: 1.9;
}
.more-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 45px;
}
.more-grid article {
  border-top: 1px solid var(--line);
  padding-top: 24px;
}
.more-icon {
  font: 25px var(--mono);
  color: var(--cyan);
  display: block;
  min-height: 50px;
}
.more-grid h3 {
  font-size: 20px;
  margin: 5px 0 15px;
}
.more-grid p {
  font-size: 13px;
  line-height: 1.9;
}
.outside {
  display: flex;
  align-items: center;
  gap: 26px;
  margin: 82px 0;
  padding: 30px;
  background: #111f25;
  border: 1px solid #30474c;
  border-radius: 5px;
}
.outside h2 {
  font-size: 26px;
  letter-spacing: -0.7px;
  margin: 6px 0;
}
.outside p:not(.eyebrow) {
  font-size: 13px;
}
.outside > a {
  margin-left: auto;
  white-space: nowrap;
}
.camera-mark {
  width: 62px;
  height: 48px;
  border: 1px solid #6f9296;
  border-radius: 5px;
  position: relative;
  display: grid;
  place-items: center;
  transform: rotate(-8deg);
  margin-right: 6px;
  flex-shrink: 0;
}
.camera-mark:before {
  content: "";
  width: 22px;
  height: 8px;
  border: 1px solid #6f9296;
  border-bottom: 0;
  position: absolute;
  top: -9px;
  left: 9px;
  border-radius: 3px 3px 0 0;
}
.camera-mark span {
  width: 27px;
  height: 27px;
  border: 1px solid var(--cyan);
  outline: 1px solid #415f66;
  outline-offset: 4px;
  border-radius: 50%;
}
.footer {
  display: grid;
  grid-template-columns: 1fr 210px;
  gap: 40px;
  border-top: 1px solid var(--line);
  padding-top: 60px;
}
.footer h2 {
  font-size: clamp(38px, 4.6vw, 64px);
  letter-spacing: -2px;
  line-height: 1.1;
  margin: 15px 0 28px;
}
.footer-side {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 15px;
  padding-bottom: 10px;
}
.footer-side a {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: #b1c2d0;
}
.footer-side a:hover {
  color: var(--lime);
}
.footer-bottom {
  grid-column: 1/-1;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid var(--line);
  margin-top: 20px;
  padding: 23px 0;
  font: 9px/1.6 var(--mono);
  color: #8c9eae;
}
.case-header {
  padding: 65px 0 55px;
}
.case-header > .text-link {
  font: 11px var(--mono);
  color: var(--cyan);
}
.case-header h1 {
  font-size: clamp(46px, 7vw, 90px);
  letter-spacing: -4px;
  max-width: 950px;
  line-height: 1.05;
  margin: 35px 0 25px;
  color: var(--lime);
}
.case-header .standfirst {
  max-width: 740px;
  font-size: 22px;
  line-height: 1.6;
  color: #ced9e2;
}
.case-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 15px 40px;
  margin-top: 30px;
  font: 11px/1.8 var(--mono);
  color: var(--muted);
}
.case-facts span {
  padding-left: 13px;
  border-left: 2px solid var(--lime);
}
.case-section {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 65px;
  border-top: 1px solid var(--line);
  padding: 42px 0;
}
.case-section h2 {
  font-size: 26px;
  letter-spacing: -0.8px;
  line-height: 1.25;
  max-width: 270px;
}
.case-section > div {
  max-width: 760px;
}
.case-section p {
  font-size: 16px;
  line-height: 1.95;
}
.case-section p + p {
  margin-top: 20px;
}
.case-section ul {
  margin: 0;
  padding-left: 20px;
}
.case-section li {
  padding-left: 6px;
  margin-bottom: 13px;
  color: var(--muted);
  line-height: 1.9;
}
.case-section li::marker {
  color: var(--lime);
}
.case-section .text-link {
  margin-top: 18px;
  color: var(--lime);
}
.workflow {
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--panel);
  padding: 24px;
  margin: 28px 0;
}
.workflow figcaption {
  font: 10px var(--mono);
  color: var(--cyan);
  margin-bottom: 22px;
}
.workflow-steps {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  counter-reset: step;
}
.workflow-steps li {
  padding: 0;
  margin: 0;
  counter-increment: step;
  position: relative;
}
.workflow-steps li:before {
  content: "0" counter(step);
  display: block;
  font: 12px var(--mono);
  color: var(--lime);
  padding-bottom: 13px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 13px;
}
.workflow-steps strong {
  display: block;
  font-size: 14px;
  color: var(--text);
  margin-bottom: 9px;
  line-height: 1.3;
}
.workflow-steps span {
  display: block;
  font-size: 12px;
  line-height: 1.75;
}
.control-map {
  margin: 25px 0 0;
  background: var(--panel);
  padding: 10px 22px;
  border: 1px solid var(--line);
  border-radius: 5px;
}
.control-map > div {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.control-map > div:last-child {
  border-bottom: 0;
}
.control-map dt {
  color: var(--muted);
}
.control-map dd {
  color: var(--lime);
  margin: 0;
}
.control-map dd:before {
  content: "→";
  margin-right: 12px;
}
.case-next {
  justify-content: space-between;
  gap: 30px;
  border-top: 1px solid var(--line);
  padding: 30px 0 70px;
  font: 11px/1.7 var(--mono);
  color: var(--cyan);
}
dialog {
  border: 1px solid #577083;
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  padding: 24px;
  width: min(560px, calc(100% - 32px));
  max-height: 80dvh;
  box-shadow: 0 30px 150px #000b;
}
dialog::backdrop {
  background: #030910bd;
  backdrop-filter: blur(6px);
}
.command-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.command-heading h2 {
  font-size: 22px;
  letter-spacing: -0.5px;
}
.command-close {
  font: 10px var(--mono);
  padding: 7px 10px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 3px;
}
#command-search {
  width: 100%;
  padding: 13px 14px;
  background: #09121b;
  border: 1px solid #52687c;
  border-radius: 4px;
  color: var(--text);
  font-size: 14px;
}
#command-results {
  list-style: none;
  padding: 0;
  margin: 18px 0;
}
#command-results a {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  padding: 12px;
  border-radius: 3px;
  font-size: 13px;
}
#command-results a:hover,
#command-results a:focus-visible {
  background: #203327;
}
#command-results a > span + span {
  font: 10px var(--mono);
  color: var(--lime);
}
.command-help,
#command-empty {
  font: 10px/1.8 var(--mono);
  color: var(--muted);
}
.hero-copy,
.stack-explorer {
  animation: arrive 0.65s ease both;
}
.stack-explorer {
  animation-delay: 0.12s;
}
@keyframes arrive {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@media (min-width: 1550px) {
  .hero {
    gap: 90px;
    padding-block: 85px;
  }
  .stack-stage {
    height: 390px;
  }
  .stack-plane {
    height: 130px;
  }
  .plane-interface {
    top: 45px;
  }
  .plane-services {
    top: 140px;
  }
  .plane-ai {
    top: 235px;
  }
}
@media (max-width: 1100px) {
  .container {
    width: calc(100% - 64px);
  }
  .hero {
    gap: 30px;
    padding-top: 55px;
  }
  .hero h1 {
    font-size: 65px;
    letter-spacing: -3.8px;
  }
  .hero-hook {
    font-size: 20px;
  }
  .standfirst {
    font-size: 15px;
  }
  .hero-actions {
    gap: 16px;
  }
  .hero-actions .button {
    gap: 15px;
    padding-inline: 15px;
  }
  .hero-actions .text-link {
    gap: 8px;
    font-size: 12px;
  }
  .stack-plane {
    left: 17%;
    width: 69%;
    padding-inline: 15px;
  }
  .plane-services {
    left: 20%;
  }
  .plane-ai {
    left: 23%;
  }
  .stack-plane strong {
    font-size: 21px;
  }
  .stack-stage {
    height: 340px;
  }
  .plane-interface {
    top: 32px;
  }
  .plane-services {
    top: 113px;
  }
  .plane-ai {
    top: 194px;
  }
  .stack-detail {
    padding: 19px;
    gap: 12px;
  }
  .stack-detail p:not(.eyebrow) {
    font-size: 12px;
  }
  .experience-strip > span {
    font-size: 18px;
  }
  .experience-strip small {
    display: block;
    margin-left: 0;
    font-size: 9px;
  }
  .project-grid {
    gap: 14px;
  }
  .project-visual {
    padding-inline: 18px;
  }
  .project-content {
    padding: 20px;
  }
  .project-content h3 {
    font-size: 23px;
  }
  .project-content p {
    font-size: 12px;
    min-height: 108px;
  }
  .revision-path {
    font-size: 9px;
    gap: 5px;
  }
  .migration-row {
    font-size: 10px;
    gap: 5px;
  }
  .migration-caption {
    font-size: 8px;
  }
  .validated-stamp {
    right: 18px;
    bottom: 24px;
    font-size: 9px;
  }
  .about-section {
    gap: 50px;
  }
  .about-heading h2 {
    font-size: 36px;
  }
  .more-grid {
    gap: 30px;
  }
  .command-trigger > span {
    display: none;
  }
  .command-trigger {
    padding: 6px;
  }
  .site-header {
    gap: 25px;
  }
  .lab-grid {
    gap: 20px;
  }
  .question-preview {
    padding: 20px;
  }
  .question-text {
    font-size: 16px;
  }
  .case-section {
    gap: 40px;
  }
}
@media (max-width: 800px) {
  .container {
    width: calc(100% - 44px);
  }
  .site-header {
    height: 82px;
    gap: 18px;
  }
  .site-header nav {
    gap: 20px;
  }
  .hero {
    grid-template-columns: 1fr;
    gap: 35px;
    padding: 48px 0;
  }
  .hero-copy {
    max-width: 620px;
  }
  .hero h1 {
    font-size: 76px;
    letter-spacing: -4px;
  }
  .hero-hook {
    font-size: 23px;
    margin-top: 24px;
  }
  .standfirst {
    max-width: 540px;
    font-size: 16px;
  }
  .hero-actions {
    gap: 26px;
    margin-top: 25px;
  }
  .hero-footnote {
    display: none;
  }
  .stack-explorer {
    max-width: 100%;
  }
  .stack-stage {
    height: 325px;
  }
  .stack-plane {
    width: 60%;
    left: 20%;
  }
  .plane-services {
    left: 23%;
    top: 111px;
  }
  .plane-ai {
    left: 26%;
    top: 190px;
  }
  .stack-detail {
    min-height: 120px;
    grid-template-columns: 45px 1fr;
    padding: 20px;
  }
  .stack-detail p:not(.eyebrow) {
    max-width: 100%;
    font-size: 13px;
  }
  .stack-detail .eyebrow {
    font-size: 10px;
  }
  .experience-strip {
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 20px;
    padding-block: 22px;
  }
  .experience-strip > .eyebrow {
    width: 100%;
  }
  .experience-strip > a {
    display: none;
  }
  .experience-strip small {
    display: inline-block;
    margin-left: 4px;
  }
  .section {
    padding-top: 65px;
  }
  .section-heading {
    gap: 20px;
    align-items: flex-start;
  }
  .section-heading h2 {
    font-size: 35px;
    letter-spacing: -1.5px;
  }
  .section-heading > p {
    font-size: 12px;
    max-width: 230px;
  }
  .project-grid {
    grid-template-columns: 1fr;
  }
  .project-card {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
  }
  .project-visual {
    height: 100%;
    min-height: 260px;
    border-bottom: 0;
    border-right: 1px solid var(--line);
    padding: 30px 23px;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  .visual-label {
    font-size: 8px;
  }
  .project-content p {
    min-height: 0;
    font-size: 13px;
  }
  .project-content h3 {
    font-size: 26px;
  }
  .project-content {
    padding: 25px;
  }
  .project-tags {
    margin-top: 15px;
  }
  .migration-row {
    font-size: 12px;
  }
  .revision-path {
    font-size: 10px;
  }
  .migration-caption {
    font-size: 9px;
  }
  .validated-stamp {
    bottom: 32px;
    right: 30px;
  }
  .lab-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .status-line {
    min-height: 0;
  }
  .question-preview {
    padding: 22px;
  }
  .question-text {
    font-size: 18px;
  }
  .demo-instruction {
    font-size: 9px;
  }
  .demo-instruction > span {
    padding: 0 5px;
  }
  .demo-console {
    padding: 23px;
  }
  .about-section {
    grid-template-columns: 1fr;
    gap: 35px;
    margin-top: 65px;
    padding-top: 50px;
  }
  .about-heading h2 {
    font-size: 40px;
  }
  .about-heading > p:not(.eyebrow) {
    max-width: 600px;
  }
  .about-signature {
    margin-top: 22px;
  }
  .experience article {
    padding: 22px 0;
  }
  .more-grid {
    gap: 22px;
  }
  .more-grid h3 {
    font-size: 18px;
  }
  .outside {
    margin-block: 60px;
    gap: 20px;
    padding: 25px;
  }
  .outside h2 {
    font-size: 22px;
  }
  .camera-mark {
    width: 48px;
    height: 40px;
  }
  .outside > a {
    font-size: 11px;
    gap: 10px;
  }
  .footer {
    grid-template-columns: 1fr 150px;
    padding-top: 45px;
  }
  .case-header {
    padding-top: 45px;
  }
  .case-header h1 {
    letter-spacing: -2.5px;
    font-size: 64px;
  }
  .case-section {
    grid-template-columns: 1fr;
    gap: 22px;
    padding-block: 35px;
  }
  .case-section h2 {
    max-width: none;
    font-size: 28px;
  }
  .case-header .standfirst {
    font-size: 20px;
  }
  .case-section p {
    font-size: 15px;
  }
  .case-next {
    font-size: 10px;
  }
}
@media (max-width: 540px) {
  .container {
    width: calc(100% - 36px);
  }
  .site-header {
    height: 75px;
    gap: 10px;
  }
  .identity {
    gap: 8px;
  }
  .identity strong {
    font-size: 14px;
  }
  .monogram {
    height: 33px;
    width: 36px;
    font-size: 17px;
  }
  .site-header nav {
    gap: 15px;
    font-size: 12px;
  }
  .site-header .nav-contact {
    display: none;
  }
  .command-trigger {
    display: none !important;
  }
  .hero {
    padding: 38px 0 32px;
    gap: 32px;
  }
  .hero-copy > .eyebrow {
    font-size: 8px;
    letter-spacing: 0.6px;
    margin-bottom: 23px;
  }
  .hero h1 {
    font-size: clamp(49px, 13.1vw, 70px);
    letter-spacing: -2.9px;
    line-height: 1.03;
  }
  .hero-hook {
    font-size: 19px;
    margin: 23px 0 10px;
  }
  .standfirst {
    font-size: 14px;
    line-height: 1.8;
  }
  .hero-actions {
    gap: 20px;
    margin-top: 24px;
  }
  .hero-actions .button {
    font-size: 12px;
    padding: 11px 14px;
    gap: 17px;
    min-height: 46px;
  }
  .hero-actions .text-link {
    font-size: 11px;
    gap: 9px;
  }
  .explorer-heading {
    padding: 15px;
  }
  .explorer-heading .eyebrow {
    font-size: 9px;
    letter-spacing: 0.7px;
  }
  .explorer-hint {
    font-size: 9px;
  }
  .stack-stage {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    height: auto;
    padding: 15px;
  }
  .stack-plane {
    position: relative;
    top: auto;
    left: auto;
    width: 100%;
    height: 70px;
    transform: none !important;
    box-shadow: none !important;
    padding: 13px 15px;
    background: #152330;
    border-color: #35495d;
    border-radius: 4px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 5px;
  }
  .stack-plane > * {
    transform: none;
  }
  .stack-plane .plane-top {
    grid-column: 1;
    grid-row: 1;
    font-size: 8px;
    letter-spacing: 0;
  }
  .plane-top > span:last-child {
    display: none;
  }
  .stack-plane strong {
    grid-column: 1/-1;
    grid-row: 2;
    font-size: 17px;
    margin: 0;
    white-space: nowrap;
  }
  .plane-bottom {
    grid-column: 2;
    grid-row: 1;
    justify-content: flex-end;
    font-size: 8px;
  }
  .plane-symbol {
    display: none;
  }
  .stack-plane[aria-pressed="true"] {
    box-shadow: inset 3px 0 var(--lime) !important;
    border-color: #799b5e;
    background: #253628;
  }
  .stack-plane:focus-visible {
    outline-offset: 2px;
  }
  .stage-axis,
  .diagram-grid {
    display: none;
  }
  .stack-detail {
    min-height: 172px;
    padding: 18px 15px;
    gap: 10px;
    grid-template-columns: 27px 1fr;
  }
  .detail-index {
    font-size: 19px;
  }
  .stack-detail .eyebrow {
    font-size: 8px;
    line-height: 1.7;
  }
  .stack-detail p:not(.eyebrow) {
    font-size: 12px;
  }
  .stack-detail a {
    font-size: 10px;
    margin-top: 10px;
  }
  .experience-strip {
    gap: 15px;
    padding: 20px 0;
  }
  .experience-strip .eyebrow {
    font-size: 9px;
  }
  .experience-strip > span {
    font-size: 18px;
  }
  .experience-strip small {
    display: block;
    font-size: 8px;
    margin: 0;
    letter-spacing: 0;
  }
  .section {
    padding-top: 55px;
  }
  .section-heading {
    display: block;
    margin-bottom: 24px;
  }
  .section-heading .eyebrow {
    font-size: 9px;
    margin-bottom: 10px;
  }
  .section-heading h2 {
    font-size: 33px;
    letter-spacing: -1.5px;
  }
  .section-heading > p {
    margin-top: 15px;
    font-size: 13px;
    max-width: 100%;
  }
  .project-grid {
    gap: 20px;
  }
  .project-card {
    display: block;
  }
  .project-visual {
    height: 210px;
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 23px 24px;
  }
  .visual-label {
    margin-bottom: 18px;
  }
  .project-content {
    padding: 24px;
  }
  .project-content h3 {
    font-size: 28px;
  }
  .project-content p {
    font-size: 13px;
  }
  .project-tags {
    margin-top: 20px;
  }
  .project-meta {
    font-size: 9px;
  }
  .validated-stamp {
    bottom: 22px;
    right: 25px;
  }
  .diagram-caption {
    font-size: 9px;
    line-height: 1.8;
  }
  .demo-console {
    padding: 17px;
  }
  .demo-heading h3 {
    font-size: 11px;
  }
  .quiet {
    font-size: 10px;
    padding: 7px 12px;
  }
  .demo-instruction {
    font-size: 9px;
    line-height: 2.1;
    max-width: 240px;
    margin-top: 14px;
  }
  .demo-instruction > span {
    padding: 0 3px;
  }
  .lab-grid {
    margin-top: 18px;
  }
  .challenges {
    gap: 7px;
  }
  .challenges button {
    font-size: 10px;
    padding: 9px 10px;
    min-height: 40px;
  }
  .response-change {
    padding: 14px;
    margin-top: 16px;
  }
  .response-change h3 {
    font-size: 9px;
  }
  .change-pair {
    gap: 10px;
    min-height: 90px;
  }
  .change-pair > div + div {
    padding-left: 10px;
  }
  .change-label {
    font-size: 8px;
  }
  pre {
    font-size: 10px;
  }
  .status-line {
    gap: 10px;
  }
  .state {
    font-size: 9px;
    padding: 5px 7px;
  }
  #status-detail {
    font-size: 11px;
  }
  .question-preview {
    padding: 18px;
  }
  .question-text {
    font-size: 16px;
  }
  .preview-label {
    font-size: 8px;
  }
  .choices li {
    font-size: 11px;
  }
  .demo-note {
    font-size: 9px;
    line-height: 1.8;
  }
  .demo-case-link {
    font-size: 10px;
  }
  .about-section {
    margin-top: 55px;
    padding-top: 45px;
    gap: 34px;
  }
  .about-heading h2 {
    font-size: 34px;
    letter-spacing: -1.5px;
  }
  .about-heading > p:not(.eyebrow) {
    font-size: 14px;
  }
  .experience h3 {
    font-size: 22px;
  }
  .experience h3 small {
    display: block;
    margin-top: 6px;
  }
  .experience article {
    gap: 15px;
  }
  .more-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  .more-grid article {
    display: grid;
    grid-template-columns: 45px 1fr;
    column-gap: 15px;
    padding-top: 23px;
  }
  .more-icon {
    grid-row: 1/3;
    font-size: 22px;
  }
  .more-grid h3 {
    margin: 2px 0 9px;
    font-size: 20px;
  }
  .more-grid p {
    grid-column: 2;
    font-size: 13px;
  }
  .outside {
    padding: 25px;
    display: grid;
    grid-template-columns: 45px 1fr;
    gap: 18px;
    margin-block: 50px;
  }
  .camera-mark {
    width: 39px;
    height: 33px;
    margin: 0;
  }
  .camera-mark span {
    width: 19px;
    height: 19px;
  }
  .camera-mark:before {
    width: 17px;
    height: 6px;
    top: -7px;
    left: 5px;
  }
  .outside .eyebrow {
    font-size: 8px;
    letter-spacing: 0.4px;
  }
  .outside h2 {
    font-size: 22px;
    line-height: 1.2;
    letter-spacing: -0.6px;
  }
  .outside p:not(.eyebrow) {
    font-size: 12px;
    margin-top: 8px;
  }
  .outside > a {
    grid-column: 2;
    margin-left: 0;
    justify-self: start;
    font-size: 11px;
    padding-top: 0;
  }
  .footer {
    grid-template-columns: 1fr;
    gap: 30px;
    padding-top: 35px;
  }
  .footer .eyebrow {
    font-size: 9px;
  }
  .footer h2 {
    font-size: 44px;
    letter-spacing: -2px;
    margin-top: 14px;
  }
  .footer .button {
    font-size: 12px;
  }
  .footer-side {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px 25px;
    padding-bottom: 0;
  }
  .footer-side a {
    font-size: 12px;
  }
  .footer-bottom {
    display: block;
    margin-top: 5px;
    padding-block: 20px;
    font-size: 8px;
  }
  .footer-bottom > span {
    display: block;
  }
  .footer-bottom > span + span {
    margin-top: 7px;
  }
  .case-header {
    padding: 30px 0 35px;
  }
  .case-header h1 {
    font-size: 47px;
    letter-spacing: -2px;
    overflow-wrap: break-word;
    margin-top: 28px;
  }
  .case-header .standfirst {
    font-size: 17px;
  }
  .case-facts {
    gap: 13px;
    font-size: 10px;
    line-height: 1.9;
  }
  .case-section {
    padding-block: 30px;
    gap: 18px;
  }
  .case-section h2 {
    font-size: 26px;
  }
  .case-section p,
  .case-section li {
    font-size: 14px;
    line-height: 1.95;
  }
  .workflow {
    padding: 20px;
    margin: 24px 0;
  }
  .workflow-steps {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .workflow-steps li:before {
    padding-bottom: 7px;
    margin-bottom: 9px;
  }
  .workflow-steps strong {
    font-size: 15px;
  }
  .workflow-steps span {
    font-size: 12px;
  }
  .control-map {
    padding: 7px 16px;
  }
  .control-map > div {
    grid-template-columns: 1fr;
    gap: 7px;
    font-size: 12px;
  }
  .case-next {
    padding-bottom: 40px;
    align-items: flex-start;
    gap: 25px;
    font-size: 10px;
  }
  .case-next a {
    max-width: 55%;
  }
  dialog {
    padding: 20px;
  }
  #command-results a {
    font-size: 12px;
    padding: 12px 5px;
  }
}
@media (max-width: 540px) {
  .stack-stage {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 7px;
    padding: 12px;
  }
  .stack-plane {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 60px;
    padding: 8px 5px;
    text-align: center;
  }
  .stack-plane > .plane-top,
  .stack-plane > strong,
  .stack-plane > .plane-bottom {
    display: none;
  }
  .stack-plane .mobile-layer {
    display: block;
    font: 10px/1.5 var(--mono);
    color: var(--text);
  }
  .stack-plane[aria-pressed="true"] {
    box-shadow: inset 0 -3px var(--lime) !important;
  }
  .stack-plane[aria-pressed="true"] .mobile-layer {
    color: var(--lime);
  }
  .stack-detail {
    min-height: 162px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *:before,
  *:after {
    animation: none !important;
    transition: none !important;
  }
  .button:hover,
  .project-card:hover {
    transform: none;
  }
}