:root {
  color-scheme: dark;
  --bg: #0a0c10;
  --bg-board: #0f131a;
  --surface: #151a24;
  --surface-lit: #1c2432;
  --text: #e6edf7;
  --muted: #8b97ab;
  --pc: #3b82f6;
  --pc-dim: rgba(59, 130, 246, 0.16);
  --build: #22d3ee;
  --build-dim: rgba(34, 211, 238, 0.12);
  --compo: #a78bfa;
  --compo-dim: rgba(167, 139, 250, 0.12);
  --solder: #fbbf24;
  --border: rgba(230, 237, 247, 0.08);
  --grid: rgba(59, 130, 246, 0.05);
  --radius: 8px;
  --radius-sm: 6px;
  --font-display:
    "SF Mono",
    "Menlo",
    "Consolas",
    monospace;
  --font-body:
    "Helvetica Neue",
    Helvetica,
    Arial,
    ui-sans-serif,
    system-ui,
    -apple-system,
    sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
}

.backdrop {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    radial-gradient(ellipse 50% 40% at 15% 10%, var(--pc-dim), transparent 55%),
    radial-gradient(ellipse 40% 30% at 90% 90%, var(--compo-dim), transparent 50%),
    var(--bg-board);
  background-size:
    28px 28px,
    28px 28px,
    auto,
    auto,
    auto;
}

.backdrop__chip {
  position: absolute;
  top: 12%;
  right: 8%;
  width: 56px;
  height: 56px;
  border: 2px solid rgba(34, 211, 238, 0.2);
  border-radius: 4px;
  opacity: 0.6;
}

.backdrop__chip::before {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px dashed rgba(167, 139, 250, 0.25);
  border-radius: 2px;
}

.page {
  position: relative;
  z-index: 1;
  width: min(940px, calc(100% - 40px));
  margin: 0 auto;
  padding: 48px 0 80px;
}

.hero {
  margin-bottom: 36px;
}

.hero__board {
  padding: 32px 28px 28px;
  background: linear-gradient(155deg, var(--surface-lit) 0%, var(--surface) 100%);
  border: 1px solid var(--border);
  border-left: 4px solid var(--pc);
  border-radius: var(--radius);
  position: relative;
}

.hero__board::after {
  content: "";
  position: absolute;
  top: 14px;
  right: 16px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--build);
  box-shadow: 0 0 10px var(--build);
}

.eyebrow {
  display: inline-block;
  margin: 0 0 16px;
  padding: 5px 12px;
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--build);
  background: var(--build-dim);
  border: 1px solid rgba(34, 211, 238, 0.25);
  border-radius: 3px;
}

.brand-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 7.5vw, 3.2rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.brand-title .pc {
  color: var(--pc);
}

.brand-title .build {
  color: var(--build);
}

.brand-title .compo {
  display: block;
  margin-top: 6px;
  font-size: 0.55em;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--compo);
}

h1 {
  margin: 18px 0 0;
  font-family: var(--font-display);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.lead {
  margin-top: 14px;
  max-width: 54ch;
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.75;
}

.updated {
  margin-top: 16px;
  font-family: var(--font-display);
  font-size: 0.72rem;
  color: rgba(59, 130, 246, 0.85);
}

.highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 0 0 32px;
  padding: 0;
  list-style: none;
}

.highlights li {
  padding: 20px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.highlights li:nth-child(1) {
  border-top: 2px solid var(--pc);
}

.highlights li:nth-child(2) {
  border-top: 2px solid var(--build);
}

.highlights li:nth-child(3) {
  border-top: 2px solid var(--compo);
}

.highlights strong {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
}

.highlights span {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.55;
}

.cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.card {
  padding: 22px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.card h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pc);
}

.card p {
  margin: 0;
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.65;
}

.card p + p {
  margin-top: 10px;
}

.card--wide {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, var(--surface) 0%, rgba(28, 36, 50, 0.6) 100%);
  border-color: rgba(59, 130, 246, 0.15);
}

a {
  color: var(--build);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 238, 0.35);
}

a:hover {
  color: var(--compo);
  border-bottom-color: rgba(167, 139, 250, 0.45);
}

.footer {
  margin-top: 36px;
  padding: 18px 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 0.64rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.footer strong {
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-transform: none;
  color: var(--text);
}

.footer strong .pc {
  color: var(--pc);
}

.footer strong .build {
  color: var(--build);
}

.footer strong .compo {
  color: var(--compo);
}

@media (max-width: 760px) {
  .highlights {
    grid-template-columns: 1fr;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .card--wide {
    grid-column: auto;
  }

  .hero__board {
    padding: 24px 20px 20px;
  }
}

@media (max-width: 480px) {
  .page {
    padding: 32px 0 56px;
    width: min(100% - 24px, 940px);
  }
}