:root {
  --ink: #e8f4ec;
  --ink-muted: #91ad99;
  --ink-faint: #587563;
  --matrix: #56ff8f;
  --matrix-bright: #c3ffd5;
  --matrix-dim: #1ba95a;
  --void: #010402;
  --void-soft: #020905;
  --panel: rgba(0, 7, 3, 0.86);
  --line: rgba(125, 255, 170, 0.2);
  --line-strong: rgba(125, 255, 170, 0.48);
  --danger: #ffb081;
  --header-height: 88px;
  --page-gutter: clamp(1rem, 4vw, 4.5rem);
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --display: var(--mono);
}

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

html {
  min-width: 320px;
  scroll-behavior: smooth;
  background: var(--void);
}

body {
  min-width: 320px;
  min-height: 100%;
  margin: 0;
  color: var(--ink);
  background: var(--void);
  font-family: var(--display);
  font-size: 16px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.webgpu-active {
  height: 100dvh;
  overflow: hidden;
  overscroll-behavior: none;
}

body.webgpu-active .experience {
  height: 100dvh;
  min-height: 100dvh;
}

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

button {
  color: inherit;
  font: inherit;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.25em;
}

a:hover {
  color: var(--matrix-bright);
}

:focus-visible {
  outline: 2px solid var(--matrix);
  outline-offset: 4px;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--void);
  background: var(--matrix-bright);
  font: 700 0.75rem/1 var(--mono);
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
  transform: translateY(-180%);
  transition: transform 160ms ease;
}

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

.site-header {
  position: fixed;
  z-index: 30;
  inset: 0 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  min-height: var(--header-height);
  padding: max(1rem, env(safe-area-inset-top)) var(--page-gutter) 1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(1, 4, 2, 0.94);
}

.wordmark {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.wordmark-name {
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.035em;
}

.primary-nav {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: clamp(0.85rem, 2.5vw, 2.25rem);
  font: 600 0.68rem/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.primary-nav a {
  position: relative;
  padding-block: 0.6rem;
  color: var(--ink-muted);
  text-decoration: none;
  white-space: nowrap;
}

.primary-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0.15rem;
  left: 0;
  height: 1px;
  background: var(--matrix);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.primary-nav a:hover::after,
.primary-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.experience {
  position: relative;
  isolation: isolate;
  min-height: max(100svh, 44rem);
  overflow: clip;
  background: var(--void);
}

.scene,
.scene-atmosphere,
.scene-grid {
  position: absolute;
  inset: 0;
}

.scene {
  z-index: 0;
  background: var(--void);
}

#webgpu-canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
  touch-action: none;
}

.scene-atmosphere {
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(1, 5, 3, 0.16) 0%, transparent 42%),
    linear-gradient(180deg, rgba(1, 4, 2, 0.14), transparent 24%, transparent 82%, rgba(1, 4, 2, 0.2));
  transition: opacity 420ms ease;
}

.scene-atmosphere::after {
  position: absolute;
  inset: -20% 0;
  opacity: 0.08;
  background: linear-gradient(transparent 48%, rgba(84, 255, 152, 0.22) 50%, transparent 52%);
  background-size: 100% 7px;
  content: "";
  animation: scan 12s linear infinite;
}

.scene-grid {
  z-index: 1;
  opacity: 0.12;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(84, 255, 152, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(84, 255, 152, 0.035) 1px, transparent 1px);
  background-size: clamp(38px, 5vw, 72px) clamp(38px, 5vw, 72px);
  mask-image: linear-gradient(to right, black, transparent 72%);
}

body[data-render-state="ready"] .scene-atmosphere {
  opacity: 0.08;
}

body[data-render-state="ready"] .scene-grid {
  opacity: 0.08;
}

.scene-grid::before {
  position: absolute;
  top: var(--header-height);
  bottom: 0;
  left: var(--page-gutter);
  width: 1px;
  background: linear-gradient(var(--line-strong), transparent 75%);
  content: "";
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0 0 1rem;
  color: var(--matrix);
  font: 700 0.67rem/1.25 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow span {
  color: var(--ink-faint);
}

.hero-intro {
  position: absolute;
  z-index: 3;
  top: calc(var(--header-height) + clamp(3rem, 10vh, 7rem));
  left: var(--page-gutter);
  width: min(52rem, calc(100vw - 2 * var(--page-gutter)));
  padding: 1rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: opacity 650ms ease, transform 650ms ease, visibility 650ms;
}

.hero-intro h1 {
  margin: 0;
  color: var(--ink);
  font: 600 clamp(1rem, 2vw, 1.35rem)/1.6 var(--mono);
  letter-spacing: 0;
  text-transform: none;
}

.hero-intro h1 span {
  color: var(--matrix);
}

.hero-summary {
  max-width: 52rem;
  margin: 0.7rem 0 0;
  padding: 0;
  border: 0;
  color: var(--ink-muted);
  font: 400 clamp(0.72rem, 1.15vw, 0.86rem)/1.7 var(--mono);
}

.loader-panel,
.unsupported-panel,
.error-panel {
  position: absolute;
  z-index: 5;
  top: calc(var(--header-height) + clamp(9rem, 27vh, 15rem));
  right: auto;
  bottom: auto;
  left: var(--page-gutter);
  width: min(42rem, calc(100vw - 2 * var(--page-gutter)));
  padding: clamp(1.25rem, 2.4vw, 2rem);
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: none;
  transition: opacity 420ms ease, transform 420ms ease, visibility 420ms;
}

.loader-panel::before,
.unsupported-panel::before,
.error-panel::before {
  position: absolute;
  top: -1px;
  left: -1px;
  width: 3rem;
  height: 1px;
  background: var(--matrix);
  content: "";
  box-shadow: 0 0 1rem var(--matrix-dim);
}

.loader-heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
}

.loader-percent {
  margin: 0;
  color: var(--matrix-bright);
  font: 700 0.78rem/1 var(--mono);
}

.loader-panel h2,
.unsupported-panel h2,
.error-panel h2 {
  margin: 0;
  font: 600 clamp(0.95rem, 1.7vw, 1.15rem)/1.5 var(--mono);
}

.loader-message,
.unsupported-panel > p:not(.eyebrow),
.error-panel > p:not(.eyebrow) {
  min-height: 3em;
  margin: 0.8rem 0 1.25rem;
  color: var(--ink-muted);
  font: 400 0.78rem/1.65 var(--mono);
}

.progress-track {
  height: 2px;
  overflow: hidden;
  background: rgba(184, 255, 210, 0.13);
}

.progress-track span {
  display: block;
  width: 0%;
  height: 100%;
  background: var(--matrix);
  box-shadow: 0 0 0.8rem var(--matrix);
  transition: width 420ms cubic-bezier(0.22, 1, 0.36, 1);
}

.loader-stages {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin: 1.15rem 0 0;
  padding: 0;
  list-style: none;
}

.loader-stages li {
  display: grid;
  gap: 0.35rem;
  padding: 0.7rem 0.5rem 0 0;
  border-top: 1px solid rgba(184, 255, 210, 0.09);
  color: var(--ink-faint);
  font: 600 0.57rem/1.3 var(--mono);
  letter-spacing: 0.04em;
}

.loader-stages li[aria-current="step"] {
  border-color: var(--matrix);
  color: var(--ink);
}

.loader-stages li.is-complete {
  border-color: var(--matrix-dim);
  color: var(--matrix-dim);
}

.stage-index {
  font-size: 0.55rem;
}

.unsupported-panel,
.error-panel {
  border-color: rgba(255, 176, 129, 0.38);
}

.unsupported-panel::before,
.error-panel::before {
  background: var(--danger);
  box-shadow: 0 0 1rem rgba(255, 176, 129, 0.55);
}

.unsupported-panel .eyebrow,
.error-panel .eyebrow {
  color: var(--danger);
}

.error-panel button {
  display: inline-flex;
  margin: 0.35rem 0.8rem 0 0;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--line-strong);
  color: var(--matrix-bright);
  background: rgba(84, 255, 152, 0.04);
  font: 700 0.65rem/1 var(--mono);
  letter-spacing: 0.07em;
  text-decoration: none;
  text-transform: uppercase;
  cursor: pointer;
}

.timeline-transcript {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  border: 0 !important;
  white-space: nowrap !important;
}

body[data-render-state="ready"] .hero-intro,
body[data-render-state="ready"] .loader-panel {
  visibility: hidden;
  opacity: 0;
  transform: translateY(1rem);
  pointer-events: none;
}

.timeline-copy {
  position: relative;
  z-index: 2;
  padding: clamp(7rem, 10vw, 9rem) var(--page-gutter);
  color: var(--ink);
  background: var(--void-soft);
}

body.webgpu-active .timeline-copy {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  border: 0 !important;
  white-space: nowrap !important;
}

.timeline-copy-header {
  display: block;
  max-width: 72rem;
  margin: 0 auto clamp(4rem, 7vw, 6rem);
  padding: 0 0 1.5rem;
  border-bottom: 1px solid var(--line);
}

.timeline-copy-header h1,
.timeline-copy-header h2 {
  margin: 0 0 0.85rem;
  color: var(--matrix);
  font: 600 clamp(0.95rem, 2vw, 1.2rem)/1.5 var(--mono);
  letter-spacing: 0;
  text-transform: none;
}

.timeline-copy-header > p:last-child {
  margin: 0;
  color: var(--ink-muted);
  font: 400 clamp(0.72rem, 1.2vw, 0.86rem)/1.7 var(--mono);
}

.timeline-group {
  display: grid;
  grid-template-columns: minmax(10rem, 0.3fr) minmax(0, 1fr);
  gap: 2rem 4vw;
  max-width: 72rem;
  margin: 0 auto clamp(4.5rem, 8vw, 7rem);
}

.timeline-group > header {
  align-self: start;
}

.timeline-group > header p {
  margin: 0 0 0.5rem;
  color: var(--matrix);
  font: 700 0.7rem/1 var(--mono);
  letter-spacing: 0.12em;
}

.timeline-page .timeline-group h2,
.timeline-group h3 {
  margin: 0;
  color: var(--ink);
  font: 600 clamp(0.86rem, 1.5vw, 1rem)/1.5 var(--mono);
  letter-spacing: 0;
  text-transform: none;
}

.timeline-page .timeline-group h2::before,
.timeline-group h3::before {
  color: var(--matrix);
  content: "$ ./section ";
}

.timeline-group ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline-group li {
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr);
  gap: 1rem clamp(1.5rem, 3vw, 3rem);
  padding: 0.95rem 0 1.2rem;
  border-top: 1px solid rgba(125, 255, 170, 0.13);
}

.timeline-group li:last-child {
  padding-bottom: 0;
}

.timeline-group time {
  padding-top: 0.2rem;
  color: var(--matrix);
  font: 600 0.72rem/1.5 var(--mono);
}

.timeline-page .timeline-group h3,
.timeline-group h4 {
  margin: 0 0 0.45rem;
  font: 600 clamp(0.78rem, 1.3vw, 0.9rem)/1.5 var(--mono);
  letter-spacing: 0;
}

.timeline-page .timeline-group h3::before,
.timeline-group h4::before {
  color: var(--matrix);
  content: "> ";
}

.timeline-group li p {
  max-width: 54rem;
  margin: 0;
  color: var(--ink-muted);
  font: 400 clamp(0.7rem, 1.15vw, 0.82rem)/1.7 var(--mono);
}

.timeline-page .timeline-group li > div > p {
  color: #fff;
}

.timeline-group li a {
  color: var(--matrix-bright);
}

.timeline-entry-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.25rem;
  margin: 0.65rem 0 0;
  padding: 0;
  list-style: none;
}

.timeline-entry-links li {
  display: list-item;
  padding: 0;
  border: 0;
}

.timeline-entry-links a,
.timeline-page .site-footer a {
  color: var(--matrix-bright);
}

.contact-panel {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: clamp(4rem, 9vw, 8rem) var(--page-gutter);
  border-top: 1px solid var(--line);
  color: var(--ink);
  background: var(--void);
}

.contact-panel h2 {
  max-width: 48rem;
  margin: 0;
  color: var(--ink);
  font: 600 clamp(0.9rem, 1.6vw, 1.1rem)/1.5 var(--mono);
  letter-spacing: 0;
  text-transform: none;
}

.contact-panel .eyebrow {
  text-transform: none;
}

.contact-panel h2::before {
  color: var(--matrix);
  content: "$ ";
}

.contact-panel > a {
  color: var(--matrix-bright);
  font: 600 clamp(0.76rem, 1.5vw, 1rem)/1.3 var(--mono);
  word-break: break-word;
}

body.webgpu-active .contact-panel,
body.webgpu-active .site-footer {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  margin: -1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  clip-path: inset(50%) !important;
  border: 0 !important;
  white-space: nowrap !important;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.35rem var(--page-gutter);
  color: var(--ink-faint);
  background: #010503;
  font: 500 0.63rem/1.4 var(--mono);
  letter-spacing: 0.04em;
}

.site-footer p {
  margin: 0;
}

.noscript-message {
  position: fixed;
  z-index: 50;
  right: 1rem;
  bottom: 1rem;
  left: 1rem;
  padding: 1rem;
  border: 1px solid var(--danger);
  color: var(--void);
  background: var(--danger);
  font: 700 0.75rem/1.5 var(--mono);
  text-align: center;
}

@keyframes scan {
  from { transform: translateY(-15%); }
  to { transform: translateY(15%); }
}

@media (max-width: 980px) {
  :root {
    --header-height: 104px;
  }

  .site-header {
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto;
    gap: 0.45rem 1rem;
    padding-bottom: 0.65rem;
  }

  .primary-nav {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-self: stretch;
    justify-content: flex-start;
    gap: 1.4rem;
    max-width: 100%;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .primary-nav::-webkit-scrollbar {
    display: none;
  }

  .hero-intro {
    top: calc(var(--header-height) + 3rem);
    width: min(44rem, calc(100vw - 2 * var(--page-gutter)));
  }

  .hero-intro h1 {
    font-size: clamp(0.9rem, 2.4vw, 1.2rem);
  }

  .loader-panel,
  .unsupported-panel,
  .error-panel {
    top: calc(var(--header-height) + 10rem);
    right: auto;
    bottom: auto;
    left: var(--page-gutter);
  }

  .timeline-copy-header,
  .timeline-group {
    grid-template-columns: 1fr;
  }

}

@media (max-width: 620px) {
  :root {
    --header-height: 100px;
    --page-gutter: 1rem;
  }

  .site-header {
    padding-top: max(0.7rem, env(safe-area-inset-top));
  }

  .wordmark-name {
    font-size: clamp(0.68rem, 3vw, 0.8rem);
  }

  .experience {
    min-height: max(100svh, 39rem);
  }

  .scene-atmosphere {
    background:
      linear-gradient(0deg, rgba(1, 5, 3, 0.42) 0%, transparent 48%),
      linear-gradient(90deg, rgba(1, 5, 3, 0.24), transparent 80%);
  }

  .hero-intro {
    top: calc(var(--header-height) + 1.6rem);
    width: calc(100% - 2rem);
  }

  .hero-intro h1 {
    font-size: clamp(0.78rem, 3.6vw, 0.98rem);
  }

  .hero-summary {
    max-width: 22rem;
    font-size: 0.68rem;
  }

  .loader-panel,
  .unsupported-panel,
  .error-panel {
    top: calc(var(--header-height) + 9rem);
    right: 1rem;
    bottom: auto;
    left: 1rem;
    width: auto;
    padding: 1.1rem;
  }

  .loader-stages li {
    font-size: 0.52rem;
  }

  .timeline-copy {
    padding-top: 7rem;
  }

  .timeline-copy-header {
    margin-bottom: 4rem;
  }

  .timeline-copy-header h2 {
    font-size: clamp(0.78rem, 3.6vw, 0.98rem);
  }

  .timeline-group {
    gap: 2rem;
    margin-bottom: 5.5rem;
  }

  .timeline-group li {
    grid-template-columns: 3.5rem minmax(0, 1fr);
    gap: 0.75rem 1rem;
  }

  .timeline-group time {
    font-size: 0.7rem;
  }

  .contact-panel {
    align-items: start;
    flex-direction: column;
  }

  .site-footer {
    align-items: start;
    flex-direction: column;
  }
}

@media (max-height: 690px) and (min-width: 621px) {
  :root {
    --header-height: 72px;
  }

  .site-header {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-rows: 1fr;
    gap: 1rem;
    min-height: var(--header-height);
    padding-block: 0.65rem;
  }

  .primary-nav {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
    width: auto;
  }

  .hero-intro {
    top: calc(var(--header-height) + 1.5rem);
  }

  .hero-summary {
    margin-top: 1.4rem;
  }

  .loader-panel,
  .unsupported-panel,
  .error-panel {
    top: calc(var(--header-height) + 8.5rem);
    bottom: auto;
    padding: 1.15rem;
  }

}

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

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

@media (forced-colors: active) {
  .scene-atmosphere,
  .scene-grid {
    display: none;
  }

  .loader-panel,
  .unsupported-panel,
  .error-panel {
    background: Canvas;
  }
}