:root {
  color-scheme: dark;
  --bg: #061018;
  --bg-elevated: rgba(9, 20, 30, 0.76);
  --surface: rgba(12, 26, 38, 0.84);
  --surface-strong: rgba(16, 34, 49, 0.96);
  --line: rgba(173, 212, 232, 0.16);
  --line-strong: rgba(173, 212, 232, 0.28);
  --text: #edf6fb;
  --muted: #a9bed0;
  --soft: #78a8c5;
  --accent: #78f4d3;
  --accent-strong: #34d6b2;
  --warn: #f2cf7d;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.35);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --content-width: min(1180px, calc(100vw - 32px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(60, 154, 196, 0.24), transparent 34%),
    radial-gradient(circle at top right, rgba(52, 214, 178, 0.18), transparent 26%),
    linear-gradient(180deg, #061018 0%, #07151f 40%, #050b11 100%);
  color: var(--text);
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  line-height: 1.5;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: radial-gradient(circle at center, black 42%, transparent 100%);
  opacity: 0.28;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  color: var(--accent);
}

button,
.button {
  font: inherit;
}

.page-shell {
  position: relative;
  width: 100%;
  padding: 20px 0 48px;
  overflow: hidden;
}

.ambient {
  position: absolute;
  width: 36rem;
  height: 36rem;
  border-radius: 999px;
  filter: blur(64px);
  opacity: 0.38;
  pointer-events: none;
}

.ambient-left {
  top: -10rem;
  left: -12rem;
  background: rgba(56, 148, 190, 0.42);
}

.ambient-right {
  top: 12rem;
  right: -14rem;
  background: rgba(52, 214, 178, 0.28);
}

.topbar,
main {
  width: var(--content-width);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 8px 0 28px;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: linear-gradient(140deg, rgba(120, 244, 211, 0.24), rgba(60, 154, 196, 0.26));
  border: 1px solid rgba(120, 244, 211, 0.3);
  box-shadow: var(--shadow);
  font-family: "Georgia", serif;
  letter-spacing: 0.1em;
}

.eyebrow {
  margin: 0 0 4px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  color: var(--accent);
}

.brand-subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px;
  color: var(--muted);
}

.topnav a {
  padding: 10px 12px;
  border-radius: 999px;
  transition: background-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.topnav a:hover {
  background: rgba(120, 244, 211, 0.08);
  transform: translateY(-1px);
}

main {
  display: grid;
  gap: 42px;
}

.hero {
  display: grid;
  grid-template-columns: 1.25fr 0.95fr;
  gap: 24px;
  align-items: stretch;
}

.hero-copy {
  padding: 26px 0 10px;
}

h1,
h2,
h3,
.panel-kicker,
.metric-value {
  font-family: "Georgia", "Times New Roman", serif;
}

h1 {
  margin: 0;
  max-width: 11ch;
  font-size: clamp(3rem, 7vw, 5.8rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

h3 {
  margin: 0;
  font-size: 1.45rem;
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.lead {
  max-width: 60ch;
  margin: 20px 0 0;
  font-size: 1.08rem;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease, color 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(135deg, var(--accent), rgba(120, 244, 211, 0.78));
  color: #021018;
  border-color: rgba(255, 255, 255, 0.14);
  box-shadow: 0 16px 30px rgba(52, 214, 178, 0.18);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  border-color: var(--line-strong);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 30px;
}

.hero-metrics article,
.timeline-item,
.contact-card,
.feature-card,
.panel-grid > div,
.architecture-summary,
.architecture-diagram {
  position: relative;
}

.hero-metrics article {
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.metric-value {
  display: block;
  font-size: 1.5rem;
}

.metric-label {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.92rem;
}

.glass-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-panel,
.architecture-summary,
.architecture-diagram,
.contact-card {
  border-radius: var(--radius-xl);
}

.hero-panel {
  padding: 24px;
  align-self: stretch;
}

.panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.panel-kicker {
  margin: 0 0 8px;
  color: var(--warn);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.82rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  font-size: 0.82rem;
}

.status-live {
  color: #03120f;
  background: linear-gradient(135deg, rgba(120, 244, 211, 0.92), rgba(120, 244, 211, 0.66));
}

.status-muted {
  color: var(--text);
}

.panel-grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.panel-grid > div {
  padding: 16px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.panel-label,
.card-kicker,
.timeline-year {
  display: inline-block;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  color: var(--soft);
}

.section {
  display: grid;
  gap: 24px;
}

.section-heading {
  display: grid;
  gap: 10px;
}

.architecture-heading {
  grid-template-columns: 1fr auto;
  align-items: end;
}

.cards-grid,
.architecture-layout {
  display: grid;
  gap: 18px;
}

.cards-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card,
.architecture-summary,
.architecture-diagram,
.contact-card {
  padding: 24px;
}

.feature-card p,
.timeline-item p,
.contact-card p,
.architecture-description,
.panel-grid p {
  color: var(--muted);
}

.feature-card p:last-child,
.timeline-item p:last-child,
.contact-card p:last-child,
.architecture-description {
  margin-bottom: 0;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 20px 0 0;
  list-style: none;
}

.tag-list li {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(120, 244, 211, 0.08);
  border: 1px solid rgba(120, 244, 211, 0.14);
  color: var(--text);
  font-size: 0.88rem;
}

.architecture-layout {
  grid-template-columns: minmax(0, 0.98fr) minmax(0, 1.02fr);
}

.facts-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
  margin: 24px 0 0;
}

.facts-grid dt {
  color: var(--soft);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.7rem;
}

.facts-grid dd {
  margin: 6px 0 0;
  font-size: 1.02rem;
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.mini-card {
  min-height: 120px;
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.mini-card .mini-label {
  display: block;
  margin-bottom: 10px;
  color: var(--soft);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.mini-card .mini-value {
  font-size: 0.98rem;
  color: var(--text);
}

.mini-card ul {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.diagram-view,
.raw-json {
  margin: 0;
  padding: 18px;
  border-radius: 18px;
  background: rgba(3, 10, 14, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #bff7e7;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: "Consolas", "SFMono-Regular", monospace;
  font-size: 0.92rem;
}

.diagram-view {
  min-height: 300px;
}

.raw-json-wrap {
  margin-top: 16px;
}

details summary {
  cursor: pointer;
  color: var(--soft);
  font-size: 0.92rem;
}

.timeline {
  display: grid;
  gap: 14px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 20px;
  padding: 20px 22px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.timeline-year {
  margin: 0;
  align-self: start;
}

.contact-card {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: end;
}

.contact-links {
  display: grid;
  gap: 12px;
  justify-items: start;
}

.contact-links a {
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.contact-links a:hover {
  border-bottom-color: rgba(120, 244, 211, 0.5);
}

.is-loading {
  opacity: 0.8;
}

.is-error {
  color: #ffd3cf;
}

@media (max-width: 1080px) {
  .hero,
  .cards-grid,
  .architecture-layout,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    padding-right: 0;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .topnav {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  :root {
    --content-width: calc(100vw - 24px);
  }

  h1 {
    max-width: 100%;
  }

  .hero-metrics,
  .mini-grid,
  .facts-grid {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    grid-template-columns: 1fr;
  }

  .topnav {
    gap: 8px;
  }

  .topnav a,
  .button {
    width: 100%;
  }

  .hero-actions {
    display: grid;
  }
}