:root {
  color-scheme: dark;
  --ink: #f4f1df;
  --muted: #b7c2a2;
  --field: #06120f;
  --field-2: #0b1b16;
  --panel: rgba(14, 35, 28, 0.74);
  --panel-strong: rgba(20, 47, 38, 0.92);
  --line: rgba(185, 255, 114, 0.22);
  --acid: #b9ff72;
  --copper: #d9824a;
  --blueprint: #8fd8cb;
  --shadow: rgba(0, 0, 0, 0.34);
  --display: "Avenir Next Condensed", "DIN Condensed", "Gill Sans", sans-serif;
  --body: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", serif;
  --mono: "SF Mono", "Cascadia Code", "Liberation Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  background:
    radial-gradient(circle at 18% 12%, rgba(185, 255, 114, 0.17), transparent 26rem),
    radial-gradient(circle at 88% 18%, rgba(217, 130, 74, 0.13), transparent 25rem),
    linear-gradient(135deg, rgba(143, 216, 203, 0.07) 0 1px, transparent 1px 22px),
    var(--field);
  color: var(--ink);
  font-family: var(--body);
  line-height: 1.55;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(244, 241, 223, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 241, 223, 0.03) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: linear-gradient(to bottom, black, transparent 86%);
}

body::after {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: 0.08;
  background-image: radial-gradient(circle, var(--ink) 0.7px, transparent 0.8px);
  background-size: 9px 9px;
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: 1rem;
  z-index: 20;
  padding: 0.55rem 0.8rem;
  transform: translateY(-140%);
  background: var(--acid);
  color: #07110e;
  text-decoration: none;
}

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

.site-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1.2rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--ink);
  font-family: var(--display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.brand img {
  filter: drop-shadow(0 0 18px rgba(185, 255, 114, 0.34));
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem;
}

.nav-links a {
  border: 1px solid rgba(244, 241, 223, 0.14);
  border-radius: 999px;
  padding: 0.48rem 0.78rem;
  background: rgba(6, 18, 15, 0.5);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  text-transform: uppercase;
  transition: border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  border-color: var(--acid);
  color: var(--ink);
  transform: translateY(-1px);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
  min-height: calc(100vh - 92px);
  padding: clamp(3rem, 7vw, 6rem) 0;
}

.hero-copy,
.hero-visual,
.principles,
.workflow,
.install-panel,
.fit-card,
.faq {
  animation: rise 700ms ease both;
}

.hero-copy {
  animation-delay: 70ms;
}

.hero-visual {
  animation-delay: 170ms;
}

.eyebrow,
.section-kicker {
  color: var(--acid);
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

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

h1,
h2,
h3 {
  font-family: var(--display);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 0.94;
}

h1 {
  max-width: 780px;
  margin-bottom: 1.3rem;
  font-size: clamp(4.8rem, 14vw, 11.2rem);
  text-transform: uppercase;
}

h2 {
  font-size: clamp(2.35rem, 6vw, 5.25rem);
}

h3 {
  font-size: clamp(1.45rem, 3vw, 2.25rem);
}

.hero-lede {
  max-width: 640px;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.35rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin: 2rem 0 2.3rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.15rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.85rem 1.2rem;
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-decoration: none;
  text-transform: uppercase;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button.primary {
  background: var(--acid);
  color: #07110e;
  box-shadow: 0 18px 50px rgba(185, 255, 114, 0.24);
}

.button.secondary {
  background: rgba(244, 241, 223, 0.04);
  color: var(--ink);
}

.signal-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 0;
}

.signal-stats div {
  border: 1px solid rgba(244, 241, 223, 0.12);
  border-radius: 1.1rem;
  padding: 0.9rem;
  background: rgba(6, 18, 15, 0.54);
}

.signal-stats dt {
  color: var(--blueprint);
  font-family: var(--mono);
  font-size: 0.68rem;
  text-transform: uppercase;
}

.signal-stats dd {
  margin: 0.25rem 0 0;
  color: var(--ink);
  font-size: 0.98rem;
}

.hero-visual {
  position: relative;
  display: grid;
  min-height: 520px;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 2rem;
  background:
    linear-gradient(180deg, rgba(185, 255, 114, 0.08), transparent 48%),
    radial-gradient(circle, rgba(185, 255, 114, 0.12), transparent 19rem),
    var(--panel);
  box-shadow: 0 30px 90px var(--shadow);
}

.hero-visual img {
  width: min(72%, 380px);
  filter: drop-shadow(0 0 28px rgba(185, 255, 114, 0.28));
}

.hero-visual p {
  position: absolute;
  right: 1.2rem;
  bottom: 1rem;
  margin: 0;
  color: rgba(244, 241, 223, 0.62);
  font-family: var(--mono);
  font-size: 0.72rem;
}

.orbit {
  position: absolute;
  border: 1px solid rgba(143, 216, 203, 0.22);
  border-radius: 999px;
}

.orbit-one {
  width: 82%;
  height: 82%;
  animation: drift 18s linear infinite;
}

.orbit-two {
  width: 58%;
  height: 58%;
  border-color: rgba(217, 130, 74, 0.22);
  animation: drift 24s linear infinite reverse;
}

.principles,
.workflow,
.install-panel,
.fit,
.faq {
  margin: clamp(3rem, 8vw, 7rem) 0;
}

.principles,
.workflow,
.install-panel,
.faq {
  border: 1px solid rgba(244, 241, 223, 0.12);
  border-radius: 2rem;
  padding: clamp(1.3rem, 4vw, 2.2rem);
  background: var(--panel);
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.2);
}

.principles h2,
.workflow h2,
.install-panel h2,
.faq h2 {
  max-width: 900px;
  margin-bottom: 1.5rem;
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
}

.principle-grid article {
  min-height: 250px;
  border: 1px solid rgba(185, 255, 114, 0.18);
  border-radius: 1.35rem;
  padding: 1.15rem;
  background:
    linear-gradient(180deg, rgba(185, 255, 114, 0.08), transparent),
    rgba(6, 18, 15, 0.46);
}

.principle-grid span {
  display: inline-block;
  margin-bottom: 4rem;
  color: var(--copper);
  font-family: var(--mono);
  font-size: 0.72rem;
}

.principle-grid p,
.timeline p,
.install-panel p,
.fit-card li,
.faq p,
.site-footer p {
  color: var(--muted);
}

.workflow {
  display: grid;
  grid-template-columns: minmax(260px, 0.7fr) minmax(0, 1fr);
  gap: 1.2rem;
}

.timeline {
  display: grid;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline li {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 1rem;
  align-items: start;
  border-left: 2px solid var(--acid);
  padding: 0.85rem 0 0.85rem 1rem;
  background: linear-gradient(90deg, rgba(185, 255, 114, 0.08), transparent);
}

.timeline span {
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.timeline p {
  margin-bottom: 0;
}

.install-panel {
  display: grid;
  grid-template-columns: 0.82fr 1fr;
  gap: 1.2rem;
  align-items: center;
  background:
    radial-gradient(circle at 82% 12%, rgba(185, 255, 114, 0.16), transparent 17rem),
    var(--panel-strong);
}

.terminal {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(185, 255, 114, 0.2);
  border-radius: 1.25rem;
  background: #020806;
}

.terminal::before {
  display: block;
  padding: 0.72rem 1rem;
  border-bottom: 1px solid rgba(244, 241, 223, 0.1);
  color: rgba(244, 241, 223, 0.52);
  content: "terminal";
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.terminal button {
  position: absolute;
  right: 0.75rem;
  top: 0.55rem;
  border: 1px solid rgba(244, 241, 223, 0.12);
  border-radius: 999px;
  padding: 0.28rem 0.6rem;
  background: rgba(185, 255, 114, 0.12);
  color: var(--ink);
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.68rem;
  text-transform: uppercase;
}

pre {
  margin: 0;
  padding: 1.3rem;
  white-space: pre-wrap;
}

code {
  color: var(--acid);
  font-family: var(--mono);
  font-size: clamp(0.9rem, 2vw, 1.05rem);
}

.fit {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.fit-card {
  border: 1px solid rgba(244, 241, 223, 0.12);
  border-radius: 1.7rem;
  padding: clamp(1.2rem, 3vw, 1.8rem);
  background: rgba(6, 18, 15, 0.68);
}

.fit-card ul {
  display: grid;
  gap: 0.8rem;
  margin: 0;
  padding-left: 1.1rem;
}

.fit-card li::marker {
  color: var(--acid);
}

.is-not li::marker {
  color: var(--copper);
}

.faq details {
  border-top: 1px solid rgba(244, 241, 223, 0.12);
  padding: 1rem 0;
}

.faq details:last-child {
  border-bottom: 1px solid rgba(244, 241, 223, 0.12);
}

.faq summary {
  cursor: pointer;
  font-family: var(--display);
  font-size: 1.45rem;
  font-weight: 800;
}

.faq p {
  max-width: 820px;
  margin: 0.7rem 0 0;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid rgba(244, 241, 223, 0.12);
  padding: 2rem 0 2.4rem;
}

.site-footer p {
  max-width: 620px;
  margin: 0;
  font-size: 0.95rem;
  text-align: right;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes drift {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
  }
}

@media (max-width: 900px) {
  .site-header,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .hero,
  .workflow,
  .install-panel,
  .fit {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-visual {
    min-height: 390px;
  }

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

  .site-footer p {
    text-align: left;
  }
}

@media (max-width: 620px) {
  .site-shell {
    width: min(100% - 24px, 1180px);
  }

  .site-header {
    padding-top: 0.85rem;
  }

  .nav-links a {
    font-size: 0.66rem;
  }

  h1 {
    font-size: clamp(3.7rem, 18vw, 6rem);
  }

  .signal-stats,
  .principle-grid {
    grid-template-columns: 1fr;
  }

  .timeline li {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .principle-grid article {
    min-height: 0;
  }

  .principle-grid span {
    margin-bottom: 1.7rem;
  }
}