:root {
  color-scheme: dark;
  --ink: #080a12;
  --ink-raised: #0e111a;
  --panel: #131620;
  --panel-highlight: #1b1d29;
  --lime: #b5ff4f;
  --lime-soft: #cfff8a;
  --cream: #f6f3e9;
  --muted: rgba(255, 255, 255, 0.62);
  --line: rgba(255, 255, 255, 0.09);
  --max-width: 760px;
  font-family: ui-rounded, "SF Pro Rounded", "SF Pro Display", -apple-system,
    BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--ink);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--cream);
  background:
    radial-gradient(circle at 15% 0%, rgba(181, 255, 79, 0.09), transparent 27rem),
    linear-gradient(145deg, var(--ink), #05060b 72%);
  line-height: 1.65;
}

a {
  color: var(--lime-soft);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.16em;
}

a:hover {
  color: var(--lime);
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: 4px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  top: -4rem;
  left: 1rem;
  z-index: 10;
  padding: 0.7rem 1rem;
  color: var(--ink);
  background: var(--lime);
  border-radius: 999px;
  font-weight: 800;
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 10, 18, 0.82);
  backdrop-filter: blur(18px);
}

.nav {
  width: min(calc(100% - 2rem), 980px);
  min-height: 4.5rem;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--cream);
  text-decoration: none;
  font-size: 1.08rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 2.25rem;
  height: 2.25rem;
  display: grid;
  place-items: center;
  color: var(--ink);
  background: linear-gradient(145deg, var(--lime-soft), var(--lime));
  border-radius: 0.72rem;
  box-shadow: 0 0.7rem 2.2rem rgba(181, 255, 79, 0.2);
}

.brand-mark svg {
  width: 1.45rem;
  height: 1.45rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.92rem;
  font-weight: 700;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
}

.nav-links a[aria-current="page"],
.nav-links a:hover {
  color: var(--cream);
}

main {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
  padding: clamp(4rem, 9vw, 7rem) 0 5rem;
}

.hero {
  margin-bottom: 3.4rem;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--lime);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2 {
  line-height: 1.08;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 13ch;
  margin: 0;
  font-size: clamp(2.8rem, 9vw, 5.7rem);
  font-weight: 950;
}

h2 {
  margin: 0 0 0.8rem;
  font-size: clamp(1.35rem, 4vw, 1.75rem);
  font-weight: 900;
}

p,
li {
  color: var(--muted);
}

.lede {
  max-width: 42rem;
  margin: 1.4rem 0 0;
  color: rgba(246, 243, 233, 0.82);
  font-size: clamp(1.05rem, 2.5vw, 1.22rem);
}

.updated {
  margin-top: 1.35rem;
  color: rgba(255, 255, 255, 0.42);
  font-size: 0.88rem;
}

.stack {
  display: grid;
  gap: 1rem;
}

.card {
  padding: clamp(1.35rem, 4vw, 2rem);
  border: 1px solid var(--line);
  border-radius: 1.5rem;
  background: linear-gradient(145deg, rgba(27, 29, 41, 0.82), rgba(19, 22, 32, 0.78));
  box-shadow: 0 1rem 4rem rgba(0, 0, 0, 0.14);
}

.card p:last-child,
.card ul:last-child {
  margin-bottom: 0;
}

.callout {
  display: grid;
  gap: 0.7rem;
  margin-top: 1rem;
  padding: 1.4rem;
  border: 1px solid rgba(181, 255, 79, 0.2);
  border-radius: 1.25rem;
  background: rgba(181, 255, 79, 0.07);
}

.callout strong {
  color: var(--cream);
}

.button {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.72rem 1.15rem;
  color: var(--ink);
  background: linear-gradient(145deg, var(--lime-soft), var(--lime));
  border-radius: 999px;
  font-weight: 900;
  text-decoration: none;
  box-shadow: 0 0.8rem 2.5rem rgba(181, 255, 79, 0.17);
}

.button:hover {
  color: var(--ink);
  transform: translateY(-1px);
}

.site-footer {
  width: min(calc(100% - 2rem), 980px);
  margin: 0 auto;
  padding: 2rem 0 3rem;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: rgba(255, 255, 255, 0.42);
  font-size: 0.84rem;
}

.site-footer a {
  color: var(--muted);
}

@media (max-width: 560px) {
  .nav {
    min-height: 4rem;
  }

  .nav-links {
    gap: 0.8rem;
    font-size: 0.84rem;
  }

  .site-footer {
    flex-direction: column;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}