/* Strict black and white. No fonts, frameworks, or remote dependencies. */
:root {
  color-scheme: light;
  --ink: #000;
  --paper: #fff;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 2rem;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}
a {
  color: inherit;
  text-decoration: none;
}
a:focus-visible {
  outline: 2px solid;
  outline-offset: 6px;
}
::selection {
  color: #fff;
  background: #000;
}
.header,
main,
footer {
  max-width: 1440px;
  margin: auto;
  padding-inline: 5.5%;
}
.header {
  min-height: 108px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border: 0;
}
.brand {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.06em;
  white-space: nowrap;
}
.brand span {
  font-weight: 400;
}
nav {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}
nav a {
  font-size: 0.875rem;
  position: relative;
  padding-block: 0.65rem;
}
nav a:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: #000;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s;
}
nav a:hover:after,
nav a[aria-current]:after {
  transform: scaleX(1);
}
.eyebrow,
.label,
.number,
.section-heading > span {
  font-family: monospace;
  font-size: 0.875rem;
  letter-spacing: 0.045em;
}
.eyebrow {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
}
.hero {
  padding: 3rem 0 4rem;
}
.hero h1 {
  font-size: clamp(3.6rem, 8.7vw, 8rem);
  line-height: 1.04;
  letter-spacing: -0.065em;
  margin: 3.5rem 0 2.5rem;
  font-weight: 500;
}
.serif {
  font-family: Georgia, "Times New Roman", serif;
  font-style: italic;
  letter-spacing: -0.07em;
}
.hero-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
}
.hero-bottom p {
  margin: 0;
}
.text-link {
  border: 0;
  padding-bottom: 0.35rem;
  font-size: 0.875rem;
}
.section-heading {
  border: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}
.section-heading h2 {
  font-size: 1rem;
  font-weight: 400;
  margin: 0;
}
.project {
  display: grid;
  grid-template-columns: 70px 1fr auto;
  align-items: center;
  gap: 2rem;
  padding: 3rem 1rem 3rem 0;
  border: 0;
  transition:
    padding 0.3s,
    background 0.3s,
    color 0.3s;
}
.project h2 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1.15;
  letter-spacing: -0.055em;
  font-weight: 400;
  margin: 0.4rem 0;
}
.project p {
  margin: 0.5rem 0 0;
}
.project-action {
  font-size: 0.875rem;
}
.project-action span {
  display: inline-block;
  font-size: 1.5rem;
  margin-left: 2rem;
  transition: transform 0.3s;
}
.project:hover {
  background: #000;
  color: #fff;
  padding-left: 1rem;
}
.project:hover .project-action span {
  transform: translate(3px, -3px);
}
footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 3rem;
  font-size: 0.875rem;
}
footer p {
  margin: 0;
}
.detail-hero {
  padding: 3rem 0;
}
.detail-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin: 3rem 0;
}
.detail-title h1 {
  font-size: clamp(3.3rem, 9vw, 8rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.06em;
  margin: 0;
  overflow-wrap: anywhere;
}
.tag,
.release-status {
  font: 0.875rem monospace;
  border: 0;
  padding: 0.6rem 1rem;
  display: inline-block;
}
.detail-intro {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  align-items: end;
}
.detail-intro h2 {
  font:
    italic clamp(2.5rem, 5vw, 4.5rem) / 1.1 Georgia,
    serif;
  letter-spacing: -0.045em;
  margin: 1rem 0;
}
.detail-intro p {
  font-size: 1.125rem;
  max-width: 32rem;
}
.overview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  border: 0;
  padding: 4rem 0;
}
.overview h2 {
  font-size: 2rem;
  font-weight: 400;
  line-height: 1.2;
  max-width: 20rem;
  letter-spacing: -0.04em;
}
.overview ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.overview li {
  display: flex;
  gap: 2rem;
  align-items: center;
  padding: 1.2rem 0;
  border: 0;
}
.overview h3 {
  font-size: 1.125rem;
  font-weight: 400;
  margin: 0;
}
.release {
  background: #000;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  padding: 3rem;
}
.release h2 {
  font-size: 2rem;
  line-height: 1.2;
  letter-spacing: -0.035em;
  font-weight: 400;
}
.release p {
  max-width: 32rem;
}
.download {
  background: #fff;
  color: #000;
  display: inline-block;
  padding: 1rem 1.5rem;
  border: 0;
  white-space: nowrap;
}
.download:hover {
  text-decoration: underline;
}
.next-project {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  padding: 3rem 0;
  border: 0;
}
.next-project > span:last-child {
  font-size: clamp(1.7rem, 4vw, 3rem);
  letter-spacing: -0.04em;
}
.skip {
  position: absolute;
  top: 0;
  left: 1rem;
  transform: translateY(-150%);
  background: #000;
  color: #fff;
  padding: 1rem;
  z-index: 10;
}
.skip:focus {
  transform: translateY(0);
}
@media (prefers-reduced-motion: no-preference) {
  main {
    animation: enter 0.45s ease-out both;
  }
  @keyframes enter {
    from {
      transform: translateY(10px);
    }
    to {
      transform: translateY(0);
    }
  }
}
@media (max-width: 760px) {
  .header {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.7rem;
    padding-block: 1.5rem;
  }
  nav {
    gap: 1.3rem;
  }
  .eyebrow {
    font-size: 0.75rem;
  }
  .hero {
    padding-top: 2rem;
  }
  .hero h1 {
    margin-top: 3rem;
  }
  .hero-bottom {
    align-items: flex-start;
    flex-direction: column;
  }
  .project {
    grid-template-columns: 30px 1fr;
    gap: 1rem;
    padding-block: 2rem;
  }
  .project-action {
    grid-column: 2;
  }
  .project-action span {
    margin-left: 1rem;
  }
  .detail-title {
    align-items: flex-start;
    flex-direction: column;
  }
  .detail-intro,
  .overview {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .overview {
    padding-block: 2.5rem;
  }
  .release {
    align-items: flex-start;
    flex-direction: column;
    padding: 2rem 1.5rem;
    gap: 1rem;
  }
  .next-project {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.5rem;
  }
  footer {
    align-items: flex-start;
    flex-wrap: wrap;
  }
  footer p {
    flex-basis: 100%;
    order: 3;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *:before,
  *:after {
    animation: none !important;
    transition: none !important;
  }
}

/* HNDRX cyber interface theme */
:root {
  color-scheme: dark;
  --ink: #e2e0dc;
  --paper: #151617;
}
body {
  background: var(--paper);
  color: var(--ink);
}
.header,
.section-heading,
.project,
.overview,
.overview li,
.next-project {
  border-color: var(--line);
}
.brand {
  letter-spacing: -0.05em;
}
.brand span,
.label,
.number,
.eyebrow {
  color: var(--muted);
}
nav a:after {
  background: var(--accent);
}
.serif,
.detail-intro h2 {
  font-family: Arial, Helvetica, sans-serif;
  font-style: normal;
  color: var(--accent);
}
.project:hover {
  background: var(--panel);
  color: var(--ink);
}
.release {
  background: var(--panel);
  color: var(--ink);
  border: 0;
}
.tag,
.release-status {
  border-color: var(--line);
}
.download {
  background: var(--accent);
  color: var(--on-accent);
  border-color: var(--accent);
}
.text-link {
  border-color: var(--accent);
}
a:focus-visible {
  outline-color: var(--accent);
}
.skip {
  background: var(--ink);
  color: var(--on-accent);
}
::selection {
  background: var(--accent);
  color: var(--on-accent);
}
@media (prefers-reduced-motion: no-preference) {
  main {
    animation: cyber-enter 0.8s cubic-bezier(0.2, 0.7, 0.2, 1) both;
  }
  @keyframes cyber-enter {
    from {
      opacity: 0;
      transform: translateY(15px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  .page-leaving main {
    animation: none;
    opacity: 0;
    transform: translateY(-8px);
    transition:
      opacity 0.18s,
      transform 0.18s;
  }
  .reveal-pending {
    opacity: 0;
    transform: translateY(20px);
  }
  .reveal-pending.is-visible {
    animation: cyber-enter 0.7s both;
  }
}
@media (prefers-reduced-motion: reduce) {
  .reveal-pending {
    opacity: 1;
    transform: none;
  }
}

/* Border-free companion pages. */
nav a:after {
  display: none;
}
nav a {
  padding: 0.55rem 0.7rem;
}
nav a[aria-current] {
  background: var(--panel);
}
nav a:hover {
  background: var(--hover);
}
.project {
  background: var(--panel);
  margin-bottom: 1.2rem;
  padding: 2.5rem 1.5rem;
}
.project:hover {
  padding-left: 1.5rem;
  background: var(--hover);
}
.section-heading {
  padding-bottom: 1.8rem;
}
.release {
  background: var(--panel);
}
.tag,
.release-status {
  background: var(--hover);
  padding: 0.7rem 1rem;
}
.overview li {
  padding: 1.4rem 0;
}
.next-project {
  margin-top: 2rem;
}
.text-link:hover {
  text-decoration: underline;
}
.download:hover {
  background: var(--accent-hover);
}
.hero {
  padding-bottom: 5rem;
}
footer {
  color: var(--muted);
}
@media (max-width: 760px) {
  .project {
    padding: 2rem 1rem;
  }
  .project:hover {
    padding-left: 1rem;
  }
  .hero {
    padding-bottom: 3rem;
  }
}