:root {
  --void: #070b12;
  --panel: #0f1724;
  --panel-soft: #151f2e;
  --cable-blue: #3aa8ff;
  --link-green: #49d17c;
  --warning-amber: #ffbe55;
  --rack-steel: #9aa7b7;
  --text: #edf4ff;
  --muted: #a9b6c8;
  --line: rgba(154, 167, 183, 0.24);
  --focus: #ffbe55;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html {
  min-height: 100%;
  background: var(--void);
}

body {
  margin: 0;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.125rem);
  line-height: 1.65;
  background:
    radial-gradient(circle at 18% 8%, rgba(58, 168, 255, 0.18), transparent 28rem),
    radial-gradient(circle at 85% 22%, rgba(73, 209, 124, 0.12), transparent 24rem),
    linear-gradient(135deg, #070b12 0%, #0d1420 52%, #111827 100%);
}

a {
  color: var(--cable-blue);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.22em;
}

a:hover { color: var(--link-green); }

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
  border-radius: 0.35rem;
}

.site-shell {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header { padding: 1rem 0 0; }

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  color: var(--void);
  background: var(--link-green);
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: 0.45rem;
  box-shadow: 0 0 1.1rem rgba(73, 209, 124, 0.35);
}

.nav-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.85rem 1.25rem;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.96rem;
  font-weight: 750;
  text-decoration: none;
}

.nav-links a[aria-current="page"] {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--link-green);
  text-decoration-thickness: 0.16em;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(16rem, 0.85fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
  min-height: 68vh;
  padding: clamp(3rem, 8vw, 6.5rem) 0;
}

.hero-copy { max-width: 44rem; }

.kicker {
  margin: 0 0 1rem;
  color: var(--link-green);
  font-weight: 750;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--text);
  line-height: 1;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 11ch;
  font-size: clamp(3.25rem, 11vw, 8.75rem);
}

h2 { font-size: clamp(2rem, 5vw, 4rem); }
h3 { font-size: 1.25rem; letter-spacing: -0.02em; }

.lede {
  max-width: 40rem;
  margin: 1.4rem 0 0;
  color: var(--muted);
  font-size: clamp(1.15rem, 1rem + 0.7vw, 1.55rem);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.72rem 1.1rem;
  color: var(--void);
  background: var(--link-green);
  border: 1px solid var(--link-green);
  border-radius: 0.55rem;
  font-weight: 850;
  text-decoration: none;
  box-shadow: 0 0 1.4rem rgba(73, 209, 124, 0.18);
}

.button.secondary {
  color: var(--text);
  background: transparent;
  border-color: var(--line);
  box-shadow: none;
}

.network-figure,
.unity-orbit {
  position: relative;
  min-height: 24rem;
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  background:
    linear-gradient(90deg, rgba(154,167,183,0.08) 1px, transparent 1px),
    linear-gradient(rgba(154,167,183,0.08) 1px, transparent 1px),
    radial-gradient(circle at 50% 50%, rgba(58,168,255,0.16), transparent 58%),
    rgba(15, 23, 36, 0.72);
  background-size: 2rem 2rem, 2rem 2rem, auto, auto;
  overflow: hidden;
}

.network-figure::before,
.unity-orbit::before {
  content: "";
  position: absolute;
  inset: 2.4rem;
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  box-shadow: inset 0 0 0 0.65rem rgba(154,167,183,0.06);
}

.rack {
  position: absolute;
  right: 14%;
  top: 16%;
  width: 34%;
  height: 68%;
  border: 2px solid var(--rack-steel);
  background: rgba(7, 11, 18, 0.72);
}

.rack::before {
  content: "";
  position: absolute;
  inset: 10% 12%;
  background: repeating-linear-gradient(to bottom, var(--cable-blue) 0 0.45rem, transparent 0.45rem 1.25rem);
}

.workstation {
  position: absolute;
  left: 14%;
  bottom: 18%;
  width: 32%;
  height: 28%;
  border: 2px solid var(--link-green);
  border-radius: 0.4rem;
  background: rgba(73, 209, 124, 0.08);
}

.cable-line {
  position: absolute;
  left: 38%;
  top: 48%;
  width: 34%;
  height: 2px;
  background: var(--warning-amber);
  box-shadow: 0 0 1rem rgba(255,190,85,0.45);
  transform: rotate(-12deg);
}

.content-band {
  padding: clamp(2.5rem, 6vw, 5rem) 0;
  border-top: 1px solid var(--line);
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: start;
}

.copy-block { max-width: 44rem; }
.copy-block p { margin: 1rem 0 0; color: var(--muted); }

.route-note {
  margin: 0;
  padding: 1rem;
  color: var(--text);
  background: rgba(58, 168, 255, 0.10);
  border-left: 0.35rem solid var(--cable-blue);
}

code {
  color: var(--warning-amber);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92em;
}

.site-footer {
  padding: 2rem 0;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: 0.95rem;
}

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

.thought-card {
  padding: 1.1rem 1.2rem;
  background: rgba(15, 23, 36, 0.74);
  border: 1px solid var(--line);
  border-left: 0.35rem solid var(--cable-blue);
}

.thought-card p { margin: 0.55rem 0 0; color: var(--muted); }

@media (max-width: 760px) {
  .nav-bar { align-items: flex-start; flex-direction: column; }
  .hero,
  .content-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .network-figure,
  .unity-orbit { min-height: 17rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

.project-nav {
  position: sticky;
  top: 0;
  z-index: 10;
  margin-top: 0.85rem;
  padding: 0.7rem 0;
  background: rgba(7, 11, 18, 0.86);
  border-block: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.project-nav .site-shell {
  display: flex;
  gap: 0.65rem;
  overflow-x: auto;
  padding-bottom: 0.1rem;
}

.project-nav a {
  flex: 0 0 auto;
  color: var(--muted);
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 750;
}

.project-nav a:hover,
.project-nav a[aria-current="page"] {
  color: var(--void);
  background: var(--link-green);
  border-color: var(--link-green);
}

.page-hero {
  padding: clamp(3rem, 7vw, 5.75rem) 0;
}

.page-hero h1 {
  max-width: 13ch;
  font-size: clamp(3rem, 9vw, 7.5rem);
}

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

.nav-card {
  display: block;
  min-height: 100%;
  padding: 1.15rem;
  color: var(--text);
  background: rgba(15, 23, 36, 0.74);
  border: 1px solid var(--line);
  border-left: 0.35rem solid var(--link-green);
  text-decoration: none;
}

.nav-card:hover {
  color: var(--text);
  border-left-color: var(--warning-amber);
  background: rgba(21, 31, 46, 0.92);
}

.nav-card strong {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 1.18rem;
  line-height: 1.2;
}

.nav-card span,
.muted-list li {
  color: var(--muted);
}

.muted-list {
  margin: 1rem 0 0;
  padding-left: 1.25rem;
}

.muted-list li + li {
  margin-top: 0.55rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 1rem;
  padding: 0.35rem 0.6rem;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.9rem;
}

.status-pill::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--link-green);
  box-shadow: 0 0 0.8rem rgba(73, 209, 124, 0.7);
}

.terminal-sample {
  margin: 1rem 0 0;
  padding: 1rem;
  color: #d7ffe3;
  background: #02050a;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  overflow-x: auto;
}

.terminal-sample code {
  color: inherit;
  white-space: pre-wrap;
}

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