:root {
  --ink: #09070d;
  --ink-soft: #100c18;
  --panel: #151020;
  --panel-high: #1c142a;
  --line: #332443;
  --line-bright: #55406a;
  --paper: #f3edf8;
  --muted: #aaa0b5;
  --violet: #8b5cf6;
  --violet-light: #a78bfa;
  --violet-pale: #d8b4fe;
  --green: #7ee787;
  --max-width: 1240px;
  --mono: "SFMono-Regular", "Cascadia Code", "Roboto Mono", Consolas, monospace;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--paper);
  background:
    linear-gradient(rgba(139, 92, 246, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, 0.035) 1px, transparent 1px),
    var(--ink);
  background-size: 48px 48px;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  background: radial-gradient(circle at 72% 14%, rgba(139, 92, 246, 0.14), transparent 34rem);
  content: "";
  pointer-events: none;
}

a {
  color: inherit;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--violet-pale);
}

a:focus-visible {
  outline: 2px solid var(--violet-light);
  outline-offset: 5px;
}

.skip-link {
  position: fixed;
  z-index: 20;
  top: 1rem;
  left: 1rem;
  padding: 0.7rem 1rem;
  color: var(--ink);
  background: var(--violet-pale);
  font: 700 0.78rem var(--mono);
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header,
main,
footer {
  width: min(calc(100% - 3rem), var(--max-width));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 96px;
  border-bottom: 1px solid var(--line);
}

.wordmark {
  display: inline-flex;
  gap: 0.8rem;
  align-items: center;
  font: 800 0.86rem/1 var(--mono);
  letter-spacing: 0.18em;
  text-decoration: none;
}

.wordmark-mark,
.footer-mark {
  display: grid;
  width: 2.1rem;
  height: 2.1rem;
  place-items: center;
  color: var(--ink);
  background: var(--violet-light);
  box-shadow: 4px 4px 0 #4c1d95;
  font: 900 1rem/1 var(--mono);
}

nav {
  display: flex;
  gap: clamp(1rem, 3vw, 2.5rem);
}

nav a,
.footer-links a {
  color: var(--muted);
  font: 600 0.75rem var(--mono);
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.nav-button {
  padding: 0.55rem 0.75rem;
  color: var(--violet-pale);
  border: 1px solid var(--line-bright);
  background: rgba(28, 20, 42, 0.8);
}

.nav-button:hover,
.nav-button[aria-current="page"] {
  color: var(--ink);
  border-color: var(--violet-light);
  background: var(--violet-light);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: clamp(3rem, 7vw, 8rem);
  align-items: center;
  min-height: min(760px, calc(100vh - 96px));
  padding: 7rem 0;
}

.eyebrow,
.section-number {
  color: var(--violet-light);
  font: 700 0.72rem/1.3 var(--mono);
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.status-dot {
  display: inline-block;
  width: 0.55rem;
  height: 0.55rem;
  margin-right: 0.6rem;
  border: 1px solid var(--violet-light);
  background: var(--violet);
  box-shadow: 0 0 14px var(--violet);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 1.8rem;
  font-size: clamp(3.3rem, 7.2vw, 7.4rem);
  font-weight: 780;
  line-height: 0.9;
  letter-spacing: -0.065em;
}

h1 em {
  color: var(--violet-light);
  font-style: normal;
}

h2 {
  margin-bottom: 0.8rem;
  font-size: clamp(2.1rem, 4vw, 4.1rem);
  line-height: 1;
  letter-spacing: -0.045em;
}

.lede {
  max-width: 660px;
  margin-bottom: 2.2rem;
  color: var(--muted);
  font-size: clamp(1rem, 1.7vw, 1.22rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.button {
  display: inline-flex;
  min-height: 48px;
  padding: 0.75rem 1.05rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-bright);
  font: 700 0.74rem var(--mono);
  letter-spacing: 0.04em;
  text-decoration: none;
  text-transform: uppercase;
}

.button-primary {
  color: var(--ink);
  border-color: var(--violet-light);
  background: var(--violet-light);
  box-shadow: 5px 5px 0 #4c1d95;
}

.button-primary:hover {
  color: var(--ink);
  background: var(--violet-pale);
}

.button-quiet {
  color: var(--paper);
  background: rgba(21, 16, 32, 0.76);
}

.mascot {
  position: relative;
  display: grid;
  justify-items: center;
  isolation: isolate;
}

.mascot img {
  z-index: 1;
  display: block;
  width: min(100%, 560px);
  height: auto;
  image-rendering: pixelated;
  filter: drop-shadow(18px 24px 0 rgba(76, 29, 149, 0.35));
  animation: hover 7s steps(7, end) infinite;
}

.mascot-glow {
  position: absolute;
  width: 75%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: rgba(139, 92, 246, 0.18);
  filter: blur(60px);
}

.mascot p {
  z-index: 2;
  margin: 1.3rem 0 0;
  color: var(--muted);
  font: 0.68rem var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.mascot p span:first-child {
  color: var(--violet-light);
}

@keyframes hover {
  50% { transform: translateY(-10px); }
}

.install-section,
.capabilities,
.principles {
  padding: clamp(5rem, 9vw, 9rem) 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  display: grid;
  grid-template-columns: 0.55fr 1.4fr;
  column-gap: 2rem;
  align-items: end;
  margin-bottom: 3rem;
}

.section-heading .section-number {
  grid-row: 1 / 3;
}

.section-heading h2,
.section-heading > p:last-child {
  grid-column: 2;
}

.section-heading > p:last-child {
  max-width: 650px;
  margin-bottom: 0;
  color: var(--muted);
}

.terminal {
  overflow: hidden;
  border: 1px solid var(--line-bright);
  background: rgba(16, 12, 24, 0.94);
  box-shadow: 14px 14px 0 rgba(76, 29, 149, 0.25);
}

.terminal-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1rem;
  align-items: center;
  min-height: 52px;
  padding: 0 1.2rem;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  background: var(--panel);
  font: 0.66rem var(--mono);
  letter-spacing: 0.06em;
}

.terminal-lights {
  display: flex;
  gap: 0.42rem;
}

.terminal-lights i {
  width: 0.55rem;
  height: 0.55rem;
  background: var(--line-bright);
}

.terminal-lights i:nth-child(2) { background: var(--violet); }
.terminal-lights i:nth-child(3) { background: var(--violet-light); }

.release-badge {
  justify-self: end;
  padding: 0.28rem 0.5rem;
  color: var(--violet-pale);
  border: 1px solid #5b3b77;
  background: #261638;
  text-transform: uppercase;
}

.steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: steps;
}

.steps li {
  display: grid;
  grid-template-columns: minmax(110px, 0.25fr) 1fr;
  gap: 1rem;
  padding: clamp(1.4rem, 3vw, 2.2rem);
  border-bottom: 1px solid var(--line);
  counter-increment: steps;
}

.steps li:last-child {
  border-bottom: 0;
}

.step-label {
  color: var(--muted);
  font: 700 0.7rem var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.step-label::before {
  margin-right: 0.7rem;
  color: var(--violet-light);
  content: "0" counter(steps);
}

code,
samp {
  overflow-wrap: anywhere;
  color: var(--paper);
  font: 0.82rem/1.8 var(--mono);
}

.prompt {
  color: var(--violet-light);
  user-select: none;
}

.command-row {
  position: relative;
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}

.command-row code {
  min-width: 0;
}

.copy-button {
  display: inline-flex;
  min-width: 5.4rem;
  min-height: 2.4rem;
  padding: 0.5rem 0.8rem;
  gap: 0.45rem;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  color: var(--violet-pale);
  border: 1px solid var(--line-bright);
  background: var(--panel-high);
  font: 700 0.68rem var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.copy-icon {
  width: 1rem;
  height: 1rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.2;
}

.copy-button:hover,
.copy-button[data-state="copied"] {
  color: var(--ink);
  border-color: var(--violet-light);
  background: var(--violet-light);
}

.copy-button:focus-visible {
  outline: 2px solid var(--violet-light);
  outline-offset: 4px;
}

.copy-button:disabled {
  cursor: wait;
}

.copy-status,
.copy-source {
  position: fixed;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

samp {
  grid-column: 2;
  display: block;
  margin-top: 0.8rem;
  padding-left: 1rem;
  color: var(--muted);
  border-left: 2px solid var(--violet);
}

.key-command {
  grid-column: 2;
  margin-top: 0.35rem;
}

.release-note {
  max-width: 760px;
  margin: 2rem 0 0 auto;
  color: var(--muted);
  font-size: 0.9rem;
}

.release-note strong {
  color: var(--violet-pale);
}

.section-heading.compact {
  margin-bottom: 3.5rem;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.capability-grid article {
  min-height: 260px;
  padding: clamp(1.5rem, 3vw, 2.4rem);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(16, 12, 24, 0.55);
}

.capability-grid article > span {
  color: var(--violet-light);
  font: 0.74rem var(--mono);
}

.capability-grid h3 {
  margin: 3.5rem 0 0.8rem;
  font-size: 1.35rem;
}

.capability-grid p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.principles {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(3rem, 8vw, 8rem);
}

.principles ul {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-bright);
  list-style: none;
}

.principles li {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  padding: 1.3rem 0;
  border-bottom: 1px solid var(--line);
  font-weight: 650;
}

.principles li span {
  color: var(--violet-light);
  font: 0.7rem var(--mono);
}

.catalog-hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
  min-height: 620px;
  padding: clamp(6rem, 11vw, 10rem) 0;
}

.catalog-hero h1 {
  margin-bottom: 0;
  font-size: clamp(3.2rem, 6.8vw, 7rem);
}

.catalog-intro > p {
  margin-bottom: 2rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.status-legend {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-bright);
  list-style: none;
}

.status-legend li {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 0.8rem;
  align-items: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.status-legend strong {
  font: 700 0.76rem var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.status-legend small {
  grid-column: 2;
  color: var(--muted);
}

.legend-dot {
  width: 0.65rem;
  height: 0.65rem;
  border: 1px solid currentColor;
  background: currentColor;
}

[data-status="available"] .legend-dot { color: var(--green); }
[data-status="designed"] .legend-dot { color: var(--violet-light); }
[data-status="planned"] .legend-dot { color: var(--muted); }

.catalog-section {
  padding: clamp(5rem, 9vw, 8rem) 0;
  border-top: 1px solid var(--line);
}

.catalog-heading {
  display: grid;
  grid-template-columns: 0.36fr 1fr;
  gap: 2rem;
  margin-bottom: 3.5rem;
}

.catalog-heading h2 {
  margin-bottom: 1rem;
}

.catalog-heading p:last-child {
  max-width: 760px;
  margin-bottom: 0;
  color: var(--muted);
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.spec-card {
  min-height: 280px;
  padding: clamp(1.4rem, 2.6vw, 2.2rem);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(16, 12, 24, 0.66);
}

.spec-card[data-status="available"] {
  box-shadow: inset 0 3px 0 rgba(126, 231, 135, 0.72);
}

.spec-card[data-status="designed"] {
  box-shadow: inset 0 3px 0 rgba(167, 139, 250, 0.72);
}

.spec-card[data-status="planned"] {
  box-shadow: inset 0 3px 0 rgba(170, 160, 181, 0.45);
}

.spec-meta {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font: 0.65rem var(--mono);
  letter-spacing: 0.08em;
}

.status-badge {
  display: inline-flex;
  width: fit-content;
  padding: 0.3rem 0.48rem;
  color: var(--violet-pale);
  border: 1px solid var(--line-bright);
  background: var(--panel-high);
  font: 700 0.64rem var(--mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.spec-card[data-status="available"] .status-badge {
  color: var(--green);
  border-color: rgba(126, 231, 135, 0.48);
}

.spec-card[data-status="planned"] .status-badge {
  color: var(--muted);
}

.spec-card h3 {
  margin: 3.2rem 0 0.9rem;
  font-size: 1.28rem;
  line-height: 1.2;
}

.spec-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.spec-card code {
  color: var(--violet-pale);
  font-size: 0.8rem;
}

.video-section {
  padding-bottom: clamp(7rem, 12vw, 11rem);
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.video-card {
  display: grid;
  grid-template-columns: minmax(180px, 0.8fr) 1fr;
  min-height: 270px;
  border: 1px solid var(--line-bright);
  background: rgba(16, 12, 24, 0.78);
}

.video-placeholder {
  display: grid;
  min-height: 270px;
  place-content: center;
  color: var(--violet-light);
  border-right: 1px solid var(--line);
  background:
    linear-gradient(rgba(139, 92, 246, 0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, 0.09) 1px, transparent 1px),
    var(--panel);
  background-size: 24px 24px;
  text-align: center;
}

.video-placeholder span {
  font-size: 2rem;
}

.video-placeholder small {
  display: block;
  margin-top: 0.6rem;
  font: 700 0.68rem var(--mono);
  letter-spacing: 0.14em;
}

.video-copy {
  display: flex;
  padding: clamp(1.5rem, 3vw, 2.3rem);
  align-items: flex-start;
  flex-direction: column;
  justify-content: center;
}

.video-copy h3 {
  margin: 1.4rem 0 0.7rem;
  font-size: 1.35rem;
}

.video-copy p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: 3rem 0 4rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.8rem;
}

footer > div {
  display: flex;
  gap: 1.2rem;
  align-items: center;
}

footer p {
  margin: 0;
}

footer strong {
  color: var(--paper);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

@media (max-width: 900px) {
  .hero,
  .catalog-hero {
    grid-template-columns: 1fr;
    padding-top: 5rem;
  }

  .mascot {
    width: min(82%, 520px);
    margin-inline: auto;
  }

  .section-heading,
  .catalog-heading,
  .principles {
    grid-template-columns: 1fr;
  }

  .section-heading .section-number,
  .section-heading h2,
  .section-heading > p:last-child {
    grid-column: 1;
    grid-row: auto;
  }

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

  .spec-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 640px) {
  .site-header,
  main,
  footer {
    width: min(calc(100% - 2rem), var(--max-width));
  }

  .site-header {
    min-height: 76px;
  }

  nav a:not(.nav-button) {
    display: none;
  }

  .hero {
    min-height: auto;
    gap: 4rem;
    padding: 4.5rem 0;
  }

  .catalog-hero {
    min-height: auto;
    gap: 3rem;
    padding: 5rem 0;
  }

  h1 {
    font-size: clamp(3rem, 16vw, 5rem);
  }

  .terminal-bar {
    grid-template-columns: 1fr auto;
  }

  .terminal-bar > span:nth-child(2) {
    display: none;
  }

  .steps li {
    grid-template-columns: 1fr;
  }

  .command-row {
    gap: 0.8rem;
    align-items: flex-start;
    flex-direction: column;
  }

  samp,
  .key-command {
    grid-column: 1;
  }

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

  .video-card {
    grid-template-columns: 1fr;
  }

  .video-placeholder {
    min-height: 210px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  footer {
    gap: 2rem;
    align-items: flex-start;
    flex-direction: column;
  }
}

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

  .mascot img {
    animation: none;
  }
}