:root {
  color-scheme: light;
  --page: #f5f5f1;
  --ink: #171715;
  --muted: #74746e;
  --line: rgba(23, 23, 21, 0.14);
  --hairline-plate: var(--page);
  --hairline-hi: #171715;
  --hairline-edge: #70706a;
  --hairline-mid: #9d9d96;
  --hairline-lo: #d8d8d1;
  --hairline-stroke: 0.9;
  font-family:
    "Space Grotesk", Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont,
    "Segoe UI", Helvetica, Arial, sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--page);
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100svh;
  background: var(--page);
  color: var(--ink);
}

a {
  color: inherit;
  text-decoration: none;
}

.page {
  width: min(100% - 40px, 1440px);
  min-height: 100svh;
  margin: 0 auto;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.masthead,
.footer {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-color: var(--line);
  color: var(--muted);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11px;
  letter-spacing: -0.015em;
}

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

.footer {
  border-top: 1px solid var(--line);
}

.wordmark {
  color: var(--ink);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: -0.03em;
}

.hero {
  align-self: center;
  width: min(100%, 960px);
  margin: 0 auto;
  padding: clamp(48px, 7vw, 96px) 0;
  text-align: center;
}

.figure {
  position: relative;
  width: min(72vw, 430px);
  aspect-ratio: 5 / 4;
  margin: 0 auto clamp(12px, 1.7vw, 24px);
  overflow: visible;
  cursor: crosshair;
}

.radar-dish {
  position: absolute;
  inset: 0;
  transition:
    filter 260ms ease,
    opacity 260ms ease,
    transform 360ms cubic-bezier(0.2, 0.8, 0.2, 1);
  opacity: 0.78;
}

.radar:hover .radar-dish,
.radar:focus-within .radar-dish {
  opacity: 1;
  transform: translateY(-2px);
  filter: contrast(1.06);
}

.radar-signals {
  position: absolute;
  top: 15%;
  right: 8%;
  width: 42%;
  height: 42%;
  overflow: visible;
  pointer-events: none;
  opacity: 0;
  transform: rotate(-7deg) scale(0.96);
  transform-origin: 44% 58%;
  transition:
    opacity 180ms ease,
    transform 300ms ease;
}

.radar:hover .radar-signals,
.radar:focus-within .radar-signals {
  opacity: 0.72;
  transform: rotate(-7deg) scale(1);
}

.signal {
  fill: none;
  stroke: var(--ink);
  stroke-width: 1;
  stroke-linecap: round;
  stroke-dasharray: 7 7;
  opacity: 0.25;
}

.radar:hover .signal,
.radar:focus-within .signal {
  animation: radar-pulse 1.6s ease-in-out infinite;
}

.radar:hover .signal-2,
.radar:focus-within .signal-2 {
  animation-delay: 120ms;
}

.radar:hover .signal-3,
.radar:focus-within .signal-3 {
  animation-delay: 240ms;
}

.radar:hover .signal-4,
.radar:focus-within .signal-4 {
  animation-delay: 360ms;
}

.radar-state {
  position: absolute;
  left: 50%;
  bottom: 2%;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transform: translate(-50%, 6px);
  opacity: 0;
  color: var(--muted);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  transition:
    opacity 180ms ease,
    transform 240ms ease;
}

.radar:hover .radar-state,
.radar:focus-within .radar-state {
  opacity: 1;
  transform: translate(-50%, 0);
}

.radar-state-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--ink);
  animation: radar-blink 1.1s ease-in-out infinite;
}

.copy {
  display: grid;
  justify-items: center;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--muted);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.13em;
}

h1 {
  margin: 0;
  font-size: clamp(58px, 8.8vw, 112px);
  font-weight: 500;
  letter-spacing: -0.072em;
  line-height: 0.9;
}

.lede {
  max-width: 640px;
  margin: 28px auto 0;
  color: var(--muted);
  font-size: clamp(16px, 1.8vw, 19px);
  font-weight: 400;
  line-height: 1.52;
  letter-spacing: -0.03em;
}

@keyframes radar-pulse {
  0%,
  100% {
    opacity: 0.18;
    stroke-dashoffset: 0;
  }

  50% {
    opacity: 0.72;
    stroke-dashoffset: -14;
  }
}

@keyframes radar-blink {
  0%,
  100% {
    opacity: 0.3;
  }

  50% {
    opacity: 1;
  }
}

@media (max-width: 640px) {
  .page {
    width: min(100% - 28px, 1440px);
  }

  .masthead,
  .footer {
    min-height: 60px;
  }

  .hero {
    padding: 40px 0 52px;
  }

  .figure {
    width: min(90vw, 380px);
    margin-bottom: 6px;
  }

  .lede {
    margin-top: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .radar-dish,
  .radar-signals,
  .radar-state {
    transition: none;
  }

  .signal,
  .radar-state-dot {
    animation: none !important;
  }

  .radar:hover .radar-signals,
  .radar:focus-within .radar-signals {
    opacity: 0.55;
  }
}