:root {
  --ink: #111118;
  --muted: #5d6170;
  --paper: #f5f6f8;
  --paper-cold: #edf0f7;
  --line: #cdd1dc;
  --purple: #5b2eff;
  --blue: #1769e0;
  --pink: #c7388f;
  --night: #0b0b12;
  --night-soft: #141321;
  --white: #f8f8fc;
  --content: 1180px;
  --reading: 720px;
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;
  --space-7: 7rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "IBM Plex Sans", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.construction-bar {
  padding: 0.65rem 1.5rem;
  background: #000;
  color: #fff;
  font: 500 0.78rem/1.4 "IBM Plex Mono", monospace;
  text-align: center;
  letter-spacing: 0.035em;
}

a {
  color: inherit;
}

a:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 4px;
}

p,
h1,
h2,
h3,
figure,
blockquote {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-family: "Space Grotesk", sans-serif;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

h2 {
  max-width: 15ch;
  margin-bottom: var(--space-4);
  font-size: clamp(2.25rem, 5vw, 4.8rem);
}

.skip-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 20;
  padding: 0.75rem 1rem;
  background: var(--white);
  color: var(--ink);
  transform: translateY(-200%);
}

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

.shell {
  width: min(calc(100% - 3rem), var(--content));
  margin-inline: auto;
}

.narrow {
  max-width: var(--reading);
}

.section-light,
.section-cold,
.section-dark,
.section-system,
.section-machine,
.section-human {
  padding-block: var(--space-7);
}

.section-light {
  background: var(--paper);
}

.section-cold {
  background: var(--paper-cold);
}

.section-dark {
  background: var(--night);
  color: var(--white);
}

.section-system {
  background: #171725;
  color: var(--white);
}

.section-machine {
  background: #080910;
  color: var(--white);
}

.section-human {
  background: #eef5f7;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.header-inner,
.site-footer .shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.5rem;
}

.language-links,
.site-footer p {
  margin: 0;
  color: var(--muted);
  font: 0.75rem/1.3 "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.language-links {
  display: flex;
  gap: 1rem;
}

.language-links a {
  padding-block: 0.25rem;
  text-decoration: none;
}

.language-links a[aria-current="page"] {
  border-bottom: 2px solid var(--purple);
  color: var(--ink);
}

.mark {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  text-decoration: none;
}

.chapter-label,
.eyebrow,
figcaption,
.diagram-title {
  color: var(--purple);
  font: 500 0.72rem/1.4 "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.section-dark .chapter-label,
.section-system .chapter-label,
.section-machine .chapter-label,
.section-dark figcaption,
.section-system figcaption,
.section-machine figcaption {
  color: #9d8cff;
}

.hero {
  padding-block: clamp(6rem, 13vw, 11rem);
}

.hero-grid,
.case-layout,
.vivo-grid,
.pattern-grid,
.scale-grid,
.people-grid,
.closing-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(18rem, 0.75fr);
  gap: clamp(3rem, 8vw, 8rem);
}

.hero h1 {
  margin: var(--space-3) 0 0;
  font-size: clamp(3.5rem, 8vw, 7.5rem);
}

.hero h1 span {
  display: block;
}

.hero h1 span:nth-child(2) {
  color: var(--purple);
}

.hero-note {
  align-self: end;
  max-width: 29rem;
  padding-bottom: 0.7rem;
  color: var(--muted);
}

.hero-note .lead {
  color: var(--ink);
  font: 600 clamp(1.35rem, 2vw, 1.8rem)/1.3 "Space Grotesk", sans-serif;
}

.hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: var(--space-4);
}

.hero-links a {
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--ink);
  color: var(--ink);
  font: 500 0.75rem/1 "IBM Plex Mono", monospace;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: background-color 160ms ease, color 160ms ease;
}

.hero-links a:hover {
  background: var(--ink);
  color: var(--white);
}

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

.large-copy {
  font-size: clamp(1.2rem, 2.2vw, 1.65rem);
  line-height: 1.55;
}

.context-line,
.practice-list,
.scale-map {
  padding: 0;
  list-style: none;
}

.context-line {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: var(--space-5) 0 0;
  border-block: 1px solid var(--line);
}

.context-line li {
  padding: 0.65rem 1rem 0.65rem 0;
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem;
}

.context-line li:not(:last-child)::after {
  content: " /";
  color: var(--pink);
}

.case-layout-reverse .case-copy {
  order: 2;
}

.case-copy {
  max-width: var(--reading);
}

.case-copy p:not(.chapter-label) {
  color: var(--muted);
  font-size: 1.08rem;
}

.section-dark .case-copy p:not(.chapter-label),
.section-system .case-copy p:not(.chapter-label),
.section-machine p {
  color: #b4b6c4;
}

blockquote {
  margin: var(--space-5) 0 0;
  padding: var(--space-3) 0 var(--space-3) var(--space-3);
  border-left: 3px solid var(--purple);
  font: 600 1.25rem/1.45 "Space Grotesk", sans-serif;
}

.diagram {
  align-self: center;
  margin: 0;
  border: 1px solid currentColor;
  padding: var(--space-3);
}

.diagram figcaption {
  margin-bottom: var(--space-4);
}

.diagram-evolution {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: stretch;
  gap: var(--space-2);
}

.diagram-evolution figcaption {
  grid-column: 1 / -1;
}

.diagram-stage {
  min-width: 0;
  border: 1px solid var(--line);
  padding: var(--space-2);
}

.diagram-arrow {
  align-self: center;
  color: var(--purple);
}

.code-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: var(--space-2);
}

.code-row span,
.input-column span,
.responsibility-column span {
  padding: 0.25rem 0.4rem;
  background: #fff;
  font: 0.63rem/1.4 "IBM Plex Mono", monospace;
}

.rigid-stack,
.mixed-stack,
.open-stack {
  display: grid;
  gap: 0.35rem;
}

.rigid-stack i,
.mixed-stack i,
.open-stack i {
  display: block;
  height: 1.65rem;
  background: #9197a7;
}

.mixed-stack {
  grid-template-columns: 1fr 1fr;
}

.mixed-stack i:nth-child(2),
.mixed-stack i:nth-child(3) {
  background: var(--purple);
}

.open-stack {
  grid-template-columns: 1fr 0.65fr;
}

.open-stack i {
  background: var(--blue);
}

.open-stack i:last-child {
  grid-column: 1 / -1;
}

.route-diagram ol {
  display: grid;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.route-diagram li {
  display: grid;
  grid-template-columns: 2rem 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: 0.85rem;
  border: 1px solid #3a3b49;
  font-family: "IBM Plex Mono", monospace;
}

.route-diagram li > span {
  color: #77798a;
  font-size: 0.7rem;
}

.route-diagram small {
  color: #989aaa;
}

.route-diagram .route-options {
  margin-left: 2rem;
  border-color: var(--purple);
  color: #c3baff;
}

.case-heading {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-5);
  margin-bottom: var(--space-6);
}

.case-heading h2 {
  max-width: 17ch;
}

.constraint-note {
  margin-top: var(--space-4);
  border-top: 1px solid #3c3d4b;
  padding-top: var(--space-2);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem !important;
}

.constraint-note span {
  display: block;
  color: #9d8cff;
  text-transform: uppercase;
}

.bridge-diagram {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.bridge-diagram figcaption,
.live-flow {
  grid-column: 1 / -1;
}

.system-block {
  min-height: 10rem;
  padding: var(--space-2);
  border: 1px solid #4a4b5c;
  font-family: "IBM Plex Mono", monospace;
}

.system-block span,
.system-block small {
  display: block;
}

.system-block small {
  margin-top: 0.4rem;
  color: #999baa;
}

.system-block.bridge {
  border-color: var(--purple);
  background: #211b43;
}

.system-block.new {
  border-color: var(--blue);
  background: #111d3a;
}

.live-flow {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: center;
  color: #b8b9c8;
  font: 0.7rem/1.4 "IBM Plex Mono", monospace;
}

.live-flow i {
  height: 2px;
  background: linear-gradient(90deg, #77798a, var(--purple), var(--blue));
}

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

.pattern h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
}

.pattern-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.pattern-list li {
  display: grid;
  grid-template-columns: 2rem 1fr;
  align-items: baseline;
  padding-block: var(--space-2);
  border-bottom: 1px solid var(--line);
  font: 600 clamp(1.5rem, 3vw, 2.5rem)/1.2 "Space Grotesk", sans-serif;
}

.pattern-list span,
.scale-map span {
  color: var(--purple);
  font: 0.7rem/1.3 "IBM Plex Mono", monospace;
}

.machine-intro {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-5);
  margin-bottom: var(--space-6);
}

.machine-intro .chapter-label {
  grid-row: 1 / 3;
}

.machine-intro h2 {
  max-width: 20ch;
  margin-bottom: 0;
}

.machine-intro p:last-child {
  max-width: var(--reading);
}

.agents-diagram {
  display: grid;
  grid-template-columns: 0.65fr 2fr 0.8fr;
  gap: var(--space-3);
}

.agents-diagram figcaption {
  grid-column: 1 / -1;
}

.input-column,
.responsibility-column {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.5rem;
}

.input-column span,
.responsibility-column span {
  background: #171823;
  border: 1px solid #333442;
  color: #c8c9d3;
}

.responsibility-column span {
  border-color: #6357a9;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
}

.process-grid div {
  min-height: 6rem;
  padding: var(--space-2);
  border: 1px solid #343546;
  background: var(--night-soft);
  font-family: "IBM Plex Mono", monospace;
}

.process-grid div:last-child {
  grid-column: 1 / -1;
}

.process-grid span {
  display: block;
  margin-bottom: var(--space-2);
  color: #9d8cff;
  font-size: 0.65rem;
}

.scale-map {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin: 0;
  border-top: 1px solid var(--line);
}

.scale-map li {
  display: grid;
  grid-template-columns: 2rem 1fr;
  padding: var(--space-2);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-family: "Space Grotesk", sans-serif;
  font-weight: 600;
}

.people-section {
  border-top: 1px solid #ccdadd;
}

.people-copy > p {
  font-size: 1.2rem;
}

.practice-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: var(--space-4);
  border-top: 1px solid #bccdd1;
}

.practice-list li {
  padding: 0.75rem 0;
  border-bottom: 1px solid #bccdd1;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
}

.experience-heading {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-5);
  align-items: end;
  margin-bottom: var(--space-5);
}

.experience-heading h2 {
  max-width: 18ch;
  font-size: clamp(2.25rem, 4vw, 4rem);
}

.experience-heading > p {
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
}

.experience-list {
  border-top: 1px solid var(--ink);
}

.experience-list article {
  display: grid;
  grid-template-columns: 8rem 1fr 1.25fr;
  gap: var(--space-3);
  align-items: baseline;
  padding-block: var(--space-2);
  border-bottom: 1px solid var(--line);
}

.experience-list p,
.experience-list h3 {
  margin: 0;
}

.experience-list p,
.experience-list span {
  color: var(--muted);
  font-size: 0.8rem;
}

.experience-list p {
  font-family: "IBM Plex Mono", monospace;
}

.experience-list h3 {
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.closing {
  padding-block: clamp(5rem, 12vw, 10rem);
  border-top: 1px solid #ccdadd;
}

.closing h2 {
  font-size: clamp(2.5rem, 6vw, 5.5rem);
}

.closing-statement {
  font: 600 clamp(1.5rem, 3vw, 2.2rem)/1.3 "Space Grotesk", sans-serif;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.social-links a,
.site-footer a {
  text-decoration-thickness: 1px;
  text-underline-offset: 0.3em;
}

.site-footer {
  border-top: 1px solid #2e2f39;
  background: var(--night);
  color: var(--white);
}

.site-footer a {
  font-size: 0.8rem;
}

@media (max-width: 820px) {
  :root {
    --space-6: 3.5rem;
    --space-7: 5rem;
  }

  .shell {
    width: min(calc(100% - 2rem), var(--content));
  }

  .hero-grid,
  .case-layout,
  .vivo-grid,
  .pattern-grid,
  .scale-grid,
  .people-grid,
  .closing-grid,
  .case-heading,
  .machine-intro,
  .experience-heading {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .case-layout-reverse .case-copy {
    order: initial;
  }

  .machine-intro .chapter-label {
    grid-row: auto;
  }

  .diagram-evolution {
    grid-template-columns: 1fr;
  }

  .diagram-arrow {
    transform: rotate(90deg);
    justify-self: center;
  }

  .agents-diagram {
    grid-template-columns: 1fr;
  }

  .agents-diagram figcaption {
    grid-column: auto;
  }

  .experience-list article {
    grid-template-columns: 6rem 1fr;
  }

  .experience-list span {
    grid-column: 2;
  }
}

@media (max-width: 520px) {
  .header-inner p span {
    display: none;
  }

  .hero h1 {
    font-size: clamp(3rem, 15vw, 4.5rem);
  }

  .bridge-diagram,
  .process-grid,
  .scale-map,
  .practice-list {
    grid-template-columns: 1fr;
  }

  .system-block {
    min-height: 6rem;
  }

  .scale-map li {
    border-right: 0;
  }

  .route-diagram li {
    grid-template-columns: 1.5rem 1fr;
  }

  .route-diagram small {
    grid-column: 2;
  }

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

  .experience-list span {
    grid-column: auto;
  }
}

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

/* High-tech visual system */
:root {
  --ink: #111227;
  --muted: #5d6079;
  --paper: #f7f5ff;
  --paper-cold: #eeefff;
  --line: rgba(79, 70, 145, 0.19);
  --purple: #5b3df5;
  --blue: #2b71ff;
  --pink: #c64cff;
  --night: #09091a;
  --night-soft: #14142d;
}

body {
  background:
    radial-gradient(circle at 15% 8%, rgba(107, 76, 255, 0.1), transparent 23rem),
    var(--paper);
}

body::before {
  position: fixed;
  z-index: 10;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.18;
  background-image: repeating-linear-gradient(90deg, transparent 0 7px, rgba(82, 59, 180, 0.12) 7px 8px);
  mask-image: linear-gradient(to bottom, #000, transparent 42%);
}

.construction-bar {
  border-bottom: 1px solid rgba(196, 179, 255, 0.2);
  background: linear-gradient(90deg, #0a081a, #171035 52%, #0a081a);
  color: #cfc8ff;
}

.construction-bar::before {
  content: "●  ";
  color: #65f6d0;
  animation: signal-pulse 1.8s ease-in-out infinite;
}

.site-header {
  position: relative;
  z-index: 11;
  border-color: rgba(255, 255, 255, 0.56);
  background: rgba(247, 245, 255, 0.72);
  box-shadow: 0 14px 45px rgba(38, 25, 91, 0.06);
  backdrop-filter: blur(18px);
}

.mark {
  display: grid;
  width: 2.55rem;
  height: 2.55rem;
  place-items: center;
  border: 1px solid rgba(91, 61, 245, 0.34);
  border-radius: 50%;
  background: radial-gradient(circle at 30% 25%, #8b78ff, #4e2ce3 55%, #29137f);
  box-shadow: 0 0 0 5px rgba(91, 61, 245, 0.08), 0 10px 24px rgba(67, 39, 188, 0.2);
  color: #fff;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: min(830px, calc(100svh - 7rem));
  padding-block: clamp(5rem, 11vw, 9rem);
  background:
    linear-gradient(125deg, rgba(255, 255, 255, 0.9), rgba(239, 236, 255, 0.68)),
    radial-gradient(circle at 78% 48%, rgba(60, 107, 255, 0.3), transparent 28rem);
}

.hero::before,
.hero::after {
  position: absolute;
  pointer-events: none;
  content: "";
}

.hero::before {
  width: 38rem;
  height: 38rem;
  top: -15rem;
  right: -8rem;
  border: 1px solid rgba(92, 61, 245, 0.18);
  border-radius: 50%;
  box-shadow: 0 0 0 5rem rgba(92, 61, 245, 0.025), 0 0 0 10rem rgba(43, 113, 255, 0.025);
}

.hero::after {
  inset: 0;
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(69, 54, 149, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(69, 54, 149, 0.12) 1px, transparent 1px);
  background-size: 3.5rem 3.5rem;
  mask-image: linear-gradient(110deg, transparent 20%, #000 85%);
}

.hero-grid {
  position: relative;
  z-index: 1;
  align-items: center;
}

.hero h1 {
  font-size: clamp(3.8rem, 8.3vw, 7.8rem);
  letter-spacing: -0.065em;
}

.hero h1 span {
  width: fit-content;
}

.hero h1 span:nth-child(2) {
  background: linear-gradient(90deg, var(--purple), var(--blue), var(--pink));
  background-size: 180% auto;
  color: transparent;
  background-clip: text;
  animation: gradient-drift 6s ease-in-out infinite alternate;
}

.hero-note {
  position: relative;
  padding: 1.4rem;
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 1.35rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.68), rgba(232, 228, 255, 0.45));
  box-shadow: 0 24px 70px rgba(57, 38, 135, 0.14), inset 0 1px 0 #fff;
  backdrop-filter: blur(18px);
}

.hero-links a {
  border-color: rgba(42, 32, 92, 0.22);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.45);
}

.hero-links a:hover {
  border-color: var(--purple);
  background: var(--purple);
  box-shadow: 0 8px 24px rgba(91, 61, 245, 0.25);
}

.signal-console {
  margin-top: 1.5rem;
  overflow: hidden;
  border: 1px solid rgba(91, 61, 245, 0.22);
  border-radius: 0.9rem;
  background: rgba(242, 239, 255, 0.68);
}

.console-head,
.console-foot {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.55rem 0.7rem;
  color: #535374;
  font: 500 0.58rem/1 "IBM Plex Mono", monospace;
  letter-spacing: 0.08em;
}

.console-head { border-bottom: 1px solid rgba(91, 61, 245, 0.14); }
.console-head i { flex: 1; height: 1px; background: rgba(91, 61, 245, 0.18); }
.console-head em { color: #238b70; font-style: normal; }
.console-foot { justify-content: space-between; border-top: 1px solid rgba(91, 61, 245, 0.14); }

.console-map {
  position: relative;
  height: 7rem;
  background-image: radial-gradient(rgba(91, 61, 245, 0.17) 1px, transparent 1px);
  background-size: 10px 10px;
}

.node {
  position: absolute;
  z-index: 2;
  display: grid;
  width: 2.4rem;
  height: 2.4rem;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 50%;
  background: linear-gradient(145deg, #806bff, #4424d4);
  box-shadow: 0 0 0 6px rgba(91, 61, 245, 0.08), 0 10px 22px rgba(62, 38, 169, 0.25);
  color: #fff;
  font: 500 0.62rem/1 "IBM Plex Mono", monospace;
}

.node-a { top: 2.3rem; left: 9%; }
.node-b { top: 0.8rem; left: calc(50% - 1.2rem); }
.node-c { top: 3.2rem; right: 9%; }
.path { position: absolute; height: 1px; background: linear-gradient(90deg, var(--purple), var(--blue)); transform-origin: left; }
.path::after { position: absolute; right: -2px; top: -2px; width: 5px; height: 5px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 10px var(--blue); content: ""; }
.path-a { width: 38%; top: 3.55rem; left: 16%; transform: rotate(-8deg); }
.path-b { width: 36%; top: 2.5rem; left: 53%; transform: rotate(11deg); }

.editorial-bridge,
.pattern,
.people-section,
.closing {
  border-color: var(--line);
}

.section-light,
.section-cold,
.section-human {
  background-color: transparent;
  background-image: linear-gradient(135deg, rgba(255,255,255,0.48), rgba(229,229,255,0.32));
}

.section-dark,
.section-system,
.section-machine {
  position: relative;
  background-image:
    radial-gradient(circle at 80% 15%, rgba(93, 61, 245, 0.24), transparent 24rem),
    linear-gradient(135deg, #080817, #13112c 58%, #09091a);
}

.diagram {
  border-color: rgba(113, 94, 225, 0.25);
  border-radius: 1.2rem;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.56), rgba(231, 229, 255, 0.26));
  box-shadow: 0 22px 55px rgba(48, 31, 112, 0.1), inset 0 1px 0 rgba(255,255,255,0.8);
  backdrop-filter: blur(16px);
}

.section-dark .diagram,
.section-system .diagram,
.section-machine .diagram {
  border-color: rgba(147, 128, 255, 0.28);
  background: linear-gradient(145deg, rgba(34, 31, 72, 0.78), rgba(14, 14, 35, 0.65));
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.26), inset 0 1px 0 rgba(185, 173, 255, 0.13);
}

.diagram-stage,
.route-diagram li,
.system-block,
.process-grid div {
  border-radius: 0.65rem;
}

.experience-list article {
  padding-inline: 0.8rem;
  transition: transform 180ms ease, background-color 180ms ease;
}

.experience-list article:hover {
  background: rgba(255, 255, 255, 0.55);
  transform: translateX(0.4rem);
}

@keyframes gradient-drift {
  to { background-position: 100% 50%; }
}

@keyframes signal-pulse {
  50% { opacity: 0.35; }
}

@media (prefers-reduced-motion: reduce) {
  .construction-bar::before,
  .hero h1 span:nth-child(2) { animation: none; }
}