:root {
  color-scheme: light;
  --paper: #f2f0e9;
  --ink: #151713;
  --muted: #686a63;
  --line: rgba(21, 23, 19, 0.18);
  --acid: #c9ff45;
}

* {
  box-sizing: border-box;
}

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

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px),
    var(--paper);
  background-size: min(11vw, 156px) min(11vw, 156px);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.page-shell {
  display: flex;
  width: min(100% - 48px, 1440px);
  min-height: 100vh;
  margin: 0 auto;
  flex-direction: column;
}

.site-header,
footer {
  display: flex;
  min-height: 96px;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--ink);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
}

.wordmark-mark {
  width: 12px;
  height: 12px;
  background: var(--ink);
  border-radius: 50%;
  box-shadow: inset 0 0 0 3px var(--acid);
}

.status {
  display: flex;
  align-items: center;
  gap: 9px;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink);
  animation: pulse 2.4s ease-in-out infinite;
}

main {
  display: grid;
  flex: 1;
  grid-template-columns: minmax(0, 1.45fr) minmax(360px, 0.8fr);
  border-bottom: 1px solid var(--ink);
}

.hero {
  display: flex;
  min-width: 0;
  padding: clamp(48px, 7vw, 112px) clamp(32px, 6vw, 96px) 44px 0;
  flex-direction: column;
  justify-content: space-between;
}

.eyebrow {
  display: flex;
  gap: 20px;
  margin-bottom: clamp(70px, 12vh, 150px);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.eyebrow span:first-child {
  color: var(--muted);
}

h1 {
  max-width: 970px;
  margin: 0;
  font-size: clamp(54px, 7.4vw, 118px);
  font-weight: 500;
  letter-spacing: -0.065em;
  line-height: 0.91;
}

h1 span {
  display: block;
  color: var(--muted);
}

.hero-footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 48px;
  margin-top: clamp(70px, 12vh, 148px);
}

.hero-footer p {
  max-width: 390px;
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.signal {
  position: relative;
  min-height: 650px;
  overflow: hidden;
  border-left: 1px solid var(--ink);
}

.signal::before {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, transparent 0 18%, rgba(21, 23, 19, 0.06) 18.2%, transparent 18.5%);
  content: "";
}

.signal-label {
  position: absolute;
  z-index: 2;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.08em;
}

.signal-label {
  top: 24px;
  left: 24px;
}

.signal-orbit,
.signal-axis,
.signal-core {
  position: absolute;
  top: 50%;
  left: 50%;
}

.signal-orbit {
  border: 1px solid var(--ink);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.signal-orbit::after {
  position: absolute;
  top: 50%;
  left: -5px;
  width: 9px;
  height: 9px;
  background: var(--acid);
  border: 1px solid var(--ink);
  border-radius: 50%;
  content: "";
}

.signal-orbit-outer {
  width: min(82%, 500px);
  aspect-ratio: 1;
  animation: rotate 24s linear infinite;
}

.signal-orbit-inner {
  width: min(50%, 290px);
  aspect-ratio: 1;
  border-color: var(--muted);
  animation: rotate-reverse 18s linear infinite;
}

.signal-axis {
  background: var(--line);
  transform: translate(-50%, -50%);
}

.signal-axis-x {
  width: 100%;
  height: 1px;
}

.signal-axis-y {
  width: 1px;
  height: 100%;
}

.signal-core {
  display: grid;
  width: 74px;
  height: 74px;
  place-items: center;
  background: var(--acid);
  border: 1px solid var(--ink);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.signal-core span {
  width: 11px;
  height: 11px;
  background: var(--ink);
  border-radius: 50%;
}

footer {
  min-height: 72px;
  border: 0;
  color: var(--muted);
}

footer p {
  margin: 0;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.25;
  }
}

@keyframes rotate {
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

@keyframes rotate-reverse {
  to {
    transform: translate(-50%, -50%) rotate(-360deg);
  }
}

@media (max-width: 920px) {
  .page-shell {
    width: min(100% - 32px, 720px);
  }

  main {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero {
    min-height: calc(100vh - 96px);
    padding-right: 0;
  }

  .signal {
    min-height: 680px;
    border-top: 1px solid var(--ink);
    border-left: 0;
  }
}

@media (max-width: 560px) {
  .page-shell {
    width: min(100% - 24px, 520px);
  }

  .site-header {
    min-height: 76px;
  }

  .status {
    font-size: 9px;
  }

  .hero {
    min-height: auto;
    padding: 38px 0 40px;
  }

  .eyebrow {
    margin-bottom: 92px;
  }

  h1 {
    font-size: clamp(44px, 12.7vw, 56px);
  }

  .hero-footer {
    align-items: stretch;
    flex-direction: column;
    margin-top: 96px;
  }

  .signal {
    min-height: 470px;
  }

  footer {
    min-height: 90px;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 8px;
    font-size: 9px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}