:root {
  --ink: #070707;
  --night: #05060b;
  --navy: #07194d;
  --blue: #174bc7;
  --cyan: #80efff;
  --yellow: #ffe637;
  --gray: #c8c8c6;
  --paper: #f4f4f1;
  --white: #fff;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 14% 12%, rgba(38, 64, 154, .22), transparent 28%),
    radial-gradient(circle at 84% 70%, rgba(78, 27, 111, .16), transparent 30%),
    var(--night);
  font-family: "Courier New", ui-monospace, SFMono-Regular, Menlo, monospace;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  opacity: .35;
  background-image:
    radial-gradient(circle, #fff 0 1px, transparent 1.5px),
    radial-gradient(circle, #6d84ff 0 1px, transparent 1.5px);
  background-position: 0 0, 37px 41px;
  background-size: 83px 83px, 119px 119px;
}

a { color: inherit; }
img { max-width: 100%; }

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 50;
  padding: 10px 12px;
  color: #000;
  background: var(--yellow);
  transform: translateY(-160%);
}

.skip-link:focus-visible { transform: none; }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 28px 0 12px;
  color: #eef2ff;
  text-transform: uppercase;
  letter-spacing: .09em;
  font-size: .72rem;
  font-weight: 800;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand img { width: 22px; height: 22px; }
.site-header nav { display: flex; gap: 24px; }
.site-header nav a { text-decoration: none; }
.site-header a:hover,
.site-header a:focus-visible { color: var(--cyan); }

.desktop {
  width: min(1220px, 100%);
  margin: 0 auto;
  padding: 28px 20px 72px;
}

.window {
  overflow: hidden;
  border: 5px ridge #eee;
  background: var(--gray);
  box-shadow: 14px 16px 0 rgba(0, 0, 0, .55);
}

.titlebar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
  margin: 4px;
  padding: 10px 12px;
  color: #fff;
  background: #082570;
  border: 2px solid #fff;
}

.titlebar img {
  width: 44px;
  height: 44px;
  image-rendering: pixelated;
}

.titlebar p {
  margin: 0 0 2px;
  color: var(--cyan);
  font-size: .62rem;
  letter-spacing: .06em;
}

.titlebar strong {
  font-size: clamp(1.3rem, 3.2vw, 2.3rem);
  letter-spacing: .035em;
}

.status {
  padding: 10px 12px;
  border: 2px solid #fff;
  color: var(--yellow);
  font-size: .66rem;
  font-weight: 900;
  text-align: center;
}

.menubar {
  display: flex;
  flex-wrap: wrap;
  margin: 4px;
  border: 3px inset #fff;
  background: #d0d0ce;
}

.menubar span {
  padding: 9px 12px;
  border-right: 2px solid #777;
  font-size: .65rem;
  font-weight: 900;
}

.hero { border-top: 3px solid #646464; }

.pixel-hero {
  position: relative;
  margin: 0;
  overflow: hidden;
  color: #fff;
  background: #02040a;
}

.pixel-hero picture,
.pixel-hero img { display: block; width: 100%; }

.pixel-hero img {
  aspect-ratio: 3 / 2;
  object-fit: cover;
  image-rendering: auto;
}

.pixel-hero::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background: linear-gradient(90deg, rgba(1, 3, 10, .96) 0%, rgba(1, 3, 10, .79) 24%, rgba(1, 3, 10, .03) 58%);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  width: min(50%, 570px);
  padding: clamp(34px, 6vw, 80px);
}

.hero-overlay p {
  margin: 0 0 18px;
  color: var(--cyan);
  font-size: clamp(.62rem, 1.2vw, .8rem);
  font-weight: 900;
  letter-spacing: .08em;
}

.hero-overlay h1 {
  margin: 0;
  font: 900 clamp(2.5rem, 6.1vw, 5.6rem)/.91 Arial, Helvetica, sans-serif;
  letter-spacing: -.055em;
  text-shadow: 4px 5px 0 #000;
}

.pixel-hero figcaption {
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 3;
  padding: 9px 12px;
  color: var(--cyan);
  background: rgba(2, 4, 13, .86);
  font-size: .62rem;
  letter-spacing: .06em;
}

.hero-debrief {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
  gap: clamp(28px, 5vw, 68px);
  padding: clamp(28px, 5vw, 58px);
  background: var(--paper);
  border-top: 4px solid #111;
}

.hero-debrief > div:first-child > p:first-child {
  margin: 0;
  max-width: 720px;
  font: 1.03rem/1.7 system-ui, sans-serif;
}

.civilization {
  margin: 18px 0 0;
  font: 900 clamp(1.5rem, 3vw, 2.6rem)/1 Arial, Helvetica, sans-serif;
  letter-spacing: -.035em;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
}

.button,
.copy-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 17px;
  border: 3px outset #fff;
  color: #050505;
  background: #cececc;
  box-shadow: 3px 4px 0 #111;
  font: 900 .75rem/1 "Courier New", monospace;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
}

.button.primary,
.copy-button { background: var(--yellow); }

.button:active,
.copy-button:active { border-style: inset; transform: translate(2px, 2px); box-shadow: 1px 2px 0 #111; }
.button:focus-visible,
.copy-button:focus-visible { outline: 3px dotted var(--blue); outline-offset: 4px; }

.hero-actions p {
  margin: 8px 0 0;
  color: #424242;
  font-size: .67rem;
  line-height: 1.5;
}

.evidence {
  padding: clamp(30px, 5vw, 60px);
  color: #f7f3e8;
  background: #080e22;
}

.evidence-heading {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px clamp(24px, 5vw, 70px);
  align-items: end;
  margin-bottom: 26px;
}

.evidence-heading > p {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--cyan);
  font-size: .7rem;
  letter-spacing: .09em;
}

.evidence-heading h2 {
  margin: 0;
  font: 900 clamp(2rem, 5.1vw, 4.5rem)/.93 Arial, Helvetica, sans-serif;
  letter-spacing: -.045em;
}

.evidence-heading span {
  color: #c7d1e7;
  font: .95rem/1.6 system-ui, sans-serif;
}

.evidence-media {
  display: block;
}

.evidence-media figure {
  display: flex;
  flex-direction: column;
  margin: 0;
  overflow: hidden;
  border: 4px solid #050505;
  background: var(--navy);
  box-shadow: 6px 7px 0 #1c3d98;
}

.evidence-media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: cover;
}

.plugin-shot img { aspect-ratio: 3 / 2; }

.evidence-media figcaption {
  padding: 11px 12px;
  color: var(--cyan);
  font-size: .62rem;
  letter-spacing: .05em;
}

.capabilities {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 28px;
}

.capabilities > div {
  padding: 20px;
  border: 2px solid #35549e;
  background: #111a37;
}

.capabilities span {
  display: block;
  margin-bottom: 15px;
  color: var(--cyan);
  font-size: .67rem;
}

.capabilities strong { display: block; color: #fff; font-size: .86rem; }
.capabilities p { margin: 10px 0 0; color: #c3cde2; font: .86rem/1.55 system-ui, sans-serif; }

.install {
  padding: clamp(30px, 5vw, 60px);
  border-top: 5px ridge #fff;
  background: #d2d2d0;
}

.install > header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px clamp(30px, 5vw, 70px);
  align-items: end;
}

.install > header > p {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--blue);
  font-size: .7rem;
  font-weight: 900;
  letter-spacing: .08em;
}

.install h2 {
  margin: 0;
  font: 900 clamp(2.2rem, 5.6vw, 4.7rem)/.9 Arial, Helvetica, sans-serif;
  letter-spacing: -.045em;
}

.install > header > span { font: .98rem/1.65 system-ui, sans-serif; }

.install-steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  margin: 30px 0 18px;
  padding: 0;
  list-style: none;
  border: 3px inset #fff;
}

.install-steps > li {
  min-width: 0;
  padding: 22px;
  border: 2px outset #fff;
  background: #f5f5f3;
}

.install-steps > li > span {
  display: block;
  margin-bottom: 12px;
  color: var(--blue);
}

.install-steps > li > strong { display: block; margin-bottom: 14px; }

.command { display: grid; gap: 8px; }

.command pre {
  min-width: 0;
  margin: 0;
  padding: 16px;
  overflow-x: auto;
  border: 3px inset #244ab4;
  color: var(--cyan);
  background: #02040a;
  font: .74rem/1.55 "Courier New", monospace;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.copy-button { width: 100%; border: 0; }

footer {
  color: #dbe5fa;
  background: #071a4e;
}

footer > p {
  margin: 0;
  padding: 22px clamp(20px, 4vw, 48px);
  font: .75rem/1.65 system-ui, sans-serif;
}

footer > div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 14px;
  color: #050505;
  background: var(--gray);
  font-size: .6rem;
  font-weight: 900;
}

@media (max-width: 900px) {
  .hero-overlay { width: 57%; padding: 36px; }
  .hero-overlay h1 { font-size: clamp(2.5rem, 7.5vw, 4rem); }
  .hero-debrief,
  .evidence-heading,
  .install > header { grid-template-columns: 1fr; }
  .evidence-heading > p,
  .install > header > p { grid-column: auto; }
  .capabilities { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .site-header { width: calc(100% - 24px); padding-top: 16px; }
  .site-header nav a:first-child { display: none; }
  .desktop { padding: 12px 5px 50px; }
  .window { box-shadow: 6px 7px 0 rgba(0, 0, 0, .55); }
  .titlebar { grid-template-columns: auto 1fr; }
  .titlebar p { font-size: .55rem; }
  .status { grid-column: 1 / -1; }
  .menubar span { flex: 1 1 100%; border-right: 0; border-bottom: 1px solid #777; }
  .pixel-hero { display: flex; flex-direction: column; }
  .pixel-hero::after { display: none; }
  .hero-overlay {
    position: static;
    order: 0;
    width: 100%;
    padding: 34px 22px;
    background: #050914;
  }
  .hero-overlay h1 { font-size: clamp(2.7rem, 15vw, 4.4rem); }
  .pixel-hero picture { order: 1; }
  .pixel-hero img { aspect-ratio: 1; object-position: 53% center; }
  .pixel-hero figcaption { position: static; order: 2; background: #06133f; }
  .hero-debrief,
  .evidence,
  .install { padding: 30px 20px; }
  .install-steps { grid-template-columns: 1fr; }
  footer > div { flex-direction: column; }
}

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