:root {
  color-scheme: dark;
  background: #090909;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-width: 320px;
  min-height: 100%;
  margin: 0;
  overflow-x: hidden;
  background: #090909;
}

body {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  color: #f5f5f5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.site-header {
  position: fixed;
  z-index: 2;
  top: 34px;
  left: 48px;
}

.site-name {
  font-size: 17px;
  font-weight: 650;
  letter-spacing: -0.025em;
}

main {
  flex: 1 0 auto;
  min-height: 430px;
  display: grid;
  place-items: center;
  padding: 104px 24px 72px;
}

.product-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  min-height: 104px;
  padding: 20px 28px;
  border: 1px solid #2d2d2d;
  border-radius: 22px;
  color: #38bdf8;
  text-decoration: none;
  animation: product-highlight-cycle 4s linear infinite;
  transition:
    background-color 180ms ease,
    transform 180ms ease;
}

.product-logo {
  width: 82px;
  height: auto;
  flex: 0 0 auto;
  display: block;
  color: inherit;
  fill: currentColor;
}

.product-name {
  display: block;
  color: #f7f7f7;
  font-size: clamp(34px, 3.2vw, 48px);
  font-weight: 650;
  letter-spacing: -0.045em;
  line-height: 1;
}

.product-link:hover {
  border-color: currentColor;
  background: #111;
  transform: translateY(-2px);
}

.product-link:focus-visible {
  border-color: currentColor;
  outline: 2px solid currentColor;
  outline-offset: 5px;
}

.product-link:active {
  transform: translateY(0) scale(0.985);
}

@keyframes product-highlight-cycle {
  0% {
    color: #38bdf8;
  }

  33% {
    color: #6366f1;
  }

  66% {
    color: #22c55e;
  }

  100% {
    color: #38bdf8;
  }
}

.site-footer {
  width: calc(100% - 96px);
  max-width: 1344px;
  margin: 0 auto;
  padding: 0 0 24px;
  color: #f1f1f1;
  font-size: 12px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  padding-bottom: 24px;
}

.footer-links a {
  color: inherit;
  text-decoration: none;
  transition: opacity 160ms ease;
}

.footer-links a:hover {
  opacity: 0.62;
}

.footer-links a:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 5px;
}

.footer-rule {
  height: 1px;
  background: #3c4147;
}

.footer-details {
  padding: 21px 0;
  color: #c9c9c9;
  line-height: 1.55;
}

.footer-details p,
.copyright {
  margin: 0;
}

.footer-details p + p {
  margin-top: 5px;
}

.footer-details span {
  margin: 0 4px;
  color: #777;
}

.copyright {
  padding-top: 22px;
  text-align: center;
  color: #b8b8b8;
}

@media (max-width: 600px) {
  .site-header {
    top: 25px;
    left: 24px;
  }

  .site-name {
    font-size: 16px;
  }

  .product-link {
    gap: 15px;
    min-height: 84px;
    padding: 16px 18px;
    border-radius: 18px;
  }

  .product-logo {
    width: 62px;
  }

  .product-name {
    font-size: 32px;
  }

  main {
    min-height: 440px;
    padding: 94px 18px 58px;
  }

  .site-footer {
    width: calc(100% - 48px);
    padding-bottom: 20px;
    font-size: 11px;
  }

  .footer-links {
    gap: 18px;
    padding-bottom: 20px;
  }

  .footer-details {
    padding: 18px 0;
  }

  .footer-details p {
    display: flex;
    flex-wrap: wrap;
  }

  .copyright {
    padding-top: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .product-link {
    transition: none;
    animation: none;
    color: #6366f1;
  }
}