:root {
  --color-background: #0b0d0c;
  --color-surface: #111512;
  --color-text: #f3f1e8;
  --color-muted: #9ca69a;
  --color-accent: #c9f45a;
  --color-accent-bright: #e1ff91;
  --color-line: rgba(243, 241, 232, 0.14);
  --color-line-strong: rgba(243, 241, 232, 0.24);
  --color-line-accent: rgba(201, 244, 90, 0.34);
  --font-sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --content-width: 1440px;
  --page-padding: clamp(1.25rem, 4vw, 4rem);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

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

body {
  position: relative;
  min-width: 320px;
  min-height: 100svh;
  margin: 0;
  overflow-x: hidden;
  color: var(--color-text);
  background:
    radial-gradient(circle at 78% 38%, rgba(201, 244, 90, 0.1), transparent 28rem),
    radial-gradient(circle at 12% 92%, rgba(201, 244, 90, 0.035), transparent 24rem),
    var(--color-background);
  font-family: var(--font-sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  z-index: 0;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(243, 241, 232, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(243, 241, 232, 0.018) 1px, transparent 1px);
  background-size: 72px 72px;
  content: "";
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.55), transparent 78%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.55), transparent 78%);
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  z-index: 20;
  top: 1rem;
  left: 1rem;
  padding: 0.75rem 1rem;
  color: var(--color-background);
  background: var(--color-accent);
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-200%);
  transition: transform 160ms var(--ease-out);
}

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

.site-shell {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  width: min(100%, var(--content-width));
  min-height: 100svh;
  margin: 0 auto;
  padding: 2rem var(--page-padding) 1.5rem;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.35rem;
  border-bottom: 1px solid var(--color-line);
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--color-text);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.19em;
  line-height: 1;
  text-decoration: none;
}

.wordmark__mark {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow:
    0 0 0 0.3rem rgba(201, 244, 90, 0.08),
    0 0 1.5rem rgba(201, 244, 90, 0.55);
}

.site-header__note {
  margin: 0;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(18rem, 0.92fr);
  flex: 1;
  align-items: center;
  gap: clamp(3rem, 7vw, 8rem);
  padding: clamp(4rem, 9vh, 7.5rem) 0 clamp(2.5rem, 6vh, 5rem);
}

.hero__content {
  max-width: 42rem;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin: 0;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  line-height: 1.4;
  text-transform: uppercase;
}

.eyebrow__line {
  width: 2.8rem;
  height: 1px;
  flex: 0 0 auto;
  background: var(--color-accent);
  box-shadow: 0 0 1rem rgba(201, 244, 90, 0.45);
}

h1 {
  margin: 1.55rem 0 1.9rem;
  color: var(--color-text);
  font-size: clamp(5rem, 11vw, 10rem);
  font-weight: 700;
  letter-spacing: -0.095em;
  line-height: 0.84;
  white-space: nowrap;
}

.hero__period {
  color: var(--color-accent);
  text-shadow: 0 0 1.8rem rgba(201, 244, 90, 0.28);
}

.hero__statement {
  max-width: 34rem;
  margin: 0;
  color: var(--color-text);
  font-size: clamp(1.45rem, 2.4vw, 2.15rem);
  font-weight: 560;
  letter-spacing: -0.04em;
  line-height: 1.12;
}

.hero__intro {
  max-width: 34rem;
  margin: 1.1rem 0 0;
  color: var(--color-muted);
  font-size: clamp(1rem, 1.25vw, 1.12rem);
  letter-spacing: -0.015em;
  line-height: 1.65;
}

.link-nav {
  margin-top: clamp(2.75rem, 5vw, 4.5rem);
}

.link-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--color-line);
  list-style: none;
}

.link-list li {
  border-bottom: 1px solid var(--color-line);
}

.github-link {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  min-height: 6rem;
  padding: 1rem 3.25rem 1rem 0;
  isolation: isolate;
  text-decoration: none;
}

.github-link::before {
  position: absolute;
  z-index: -1;
  inset: 0 calc(var(--page-padding) * -0.28);
  background: linear-gradient(90deg, rgba(201, 244, 90, 0.055), transparent 72%);
  content: "";
  opacity: 0;
  transform: translateX(-0.4rem);
  transition:
    opacity 180ms ease,
    transform 240ms var(--ease-out);
}

.github-link::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 1px;
  background: var(--color-accent);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 260ms var(--ease-out);
}

.github-link__label,
.github-link__description,
.github-link__meta,
.github-link__arrow {
  transition:
    color 180ms ease,
    transform 180ms var(--ease-out);
}

.github-link__label {
  color: var(--color-text);
  font-size: 1.03rem;
  font-weight: 650;
  line-height: 1.3;
}

.github-link__description {
  grid-column: 1;
  margin-top: 0.25rem;
  color: var(--color-muted);
  font-size: 0.88rem;
  line-height: 1.4;
}

.github-link__meta {
  grid-column: 2;
  grid-row: 1 / span 2;
  margin-right: 0.5rem;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  line-height: 1.4;
  text-align: right;
}

.github-link__arrow {
  position: absolute;
  top: 50%;
  right: 0;
  color: var(--color-accent);
  font-size: 1.45rem;
  line-height: 1;
  transform: translateY(-55%);
}

.github-link:hover::before,
.github-link:focus-visible::before {
  opacity: 1;
  transform: translateX(0);
}

.github-link:hover .github-link__label,
.github-link:focus-visible .github-link__label {
  color: var(--color-accent-bright);
}

.github-link:hover .github-link__description,
.github-link:focus-visible .github-link__description,
.github-link:hover .github-link__meta,
.github-link:focus-visible .github-link__meta {
  color: var(--color-text);
}

.github-link:hover .github-link__arrow,
.github-link:focus-visible .github-link__arrow {
  transform: translate(0.28rem, -55%);
}

.github-link:hover::after,
.github-link:focus-visible::after {
  transform: scaleX(1);
}

.github-link:focus-visible,
.wordmark:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 0.65rem;
}

.hero__art {
  position: relative;
  display: grid;
  width: min(100%, 35rem);
  min-height: clamp(20rem, 40vw, 35rem);
  aspect-ratio: 1;
  overflow: hidden;
  place-items: center;
  justify-self: end;
  border: 1px solid rgba(243, 241, 232, 0.04);
  background:
    radial-gradient(circle at center, rgba(201, 244, 90, 0.045), transparent 48%),
    linear-gradient(135deg, rgba(243, 241, 232, 0.02), transparent 46%);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.01),
    0 2rem 6rem rgba(0, 0, 0, 0.18);
}

.hero__art::before,
.hero__art::after {
  position: absolute;
  border: 1px solid var(--color-line-accent);
  border-radius: 50%;
  content: "";
}

.hero__art::before {
  inset: 7%;
  box-shadow:
    0 0 0 1.2rem rgba(201, 244, 90, 0.018),
    0 0 4rem rgba(201, 244, 90, 0.06);
}

.hero__art::after {
  inset: 19%;
  border-color: var(--color-line);
}

.hero-art__grid {
  position: absolute;
  inset: 4%;
  opacity: 0.52;
  background-image:
    linear-gradient(to right, var(--color-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--color-line) 1px, transparent 1px);
  background-size: 12.5% 12.5%;
  -webkit-mask-image: radial-gradient(circle at center, black 18%, transparent 73%);
  mask-image: radial-gradient(circle at center, black 18%, transparent 73%);
}

.hero-art__grid::before,
.hero-art__grid::after {
  position: absolute;
  content: "";
}

.hero-art__grid::before {
  top: 50%;
  right: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-line-strong), transparent);
}

.hero-art__grid::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: linear-gradient(transparent, var(--color-line-strong), transparent);
}

.hero-art__halo {
  position: absolute;
  width: 57%;
  aspect-ratio: 1;
  border: 1px solid var(--color-accent);
  border-radius: 50%;
  box-shadow:
    0 0 0 1rem rgba(201, 244, 90, 0.025),
    0 0 3.8rem rgba(201, 244, 90, 0.12);
  transform: rotate(-18deg) skewX(-8deg);
}

.hero-art__halo::before,
.hero-art__halo::after {
  position: absolute;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 1.2rem rgba(201, 244, 90, 0.75);
  content: "";
}

.hero-art__halo::before {
  top: 10%;
  right: 12%;
  width: 0.42rem;
  height: 0.42rem;
}

.hero-art__halo::after {
  bottom: 18%;
  left: 4%;
  width: 0.26rem;
  height: 0.26rem;
  opacity: 0.7;
}

.hero-art__letter {
  position: relative;
  color: transparent;
  font-size: clamp(12rem, 30vw, 26rem);
  font-weight: 700;
  letter-spacing: -0.16em;
  line-height: 0.7;
  transform: translateX(-0.08em);
  -webkit-text-stroke: 1px rgba(243, 241, 232, 0.76);
  text-shadow: 0 0 5rem rgba(243, 241, 232, 0.035);
}

@media (max-width: 1050px) {
  .github-link__meta {
    display: none;
  }
}

@media (max-width: 850px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 3.75rem;
    padding-top: clamp(4rem, 10vh, 6rem);
  }

  .hero__content {
    max-width: 44rem;
  }

  .hero__art {
    width: min(100%, 31rem);
    min-height: min(78vw, 28rem);
    justify-self: center;
  }
}

@media (max-width: 500px) {
  .site-shell {
    padding-top: 1.4rem;
  }

  .site-header {
    padding-bottom: 1.2rem;
  }

  .site-header__note {
    display: none;
  }

  .hero {
    gap: 3rem;
    padding-top: 4.25rem;
  }

  h1 {
    margin-top: 1.3rem;
    margin-bottom: 1.65rem;
    font-size: clamp(3.2rem, 18vw, 6.5rem);
  }

  .hero__statement {
    font-size: clamp(1.35rem, 7vw, 1.7rem);
  }

  .hero__intro {
    margin-top: 0.9rem;
    font-size: 1rem;
  }

  .link-nav {
    margin-top: 3rem;
  }

  .github-link {
    min-height: 5.75rem;
    padding-right: 2.5rem;
  }

  .github-link__description {
    font-size: 0.84rem;
  }

  .hero__art {
    min-height: min(82vw, 23rem);
  }

  .hero-art__letter {
    font-size: clamp(9rem, 45vw, 15rem);
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}