:root {
  --bg: #0f1113;
  --bg-elevated: rgba(213, 243, 255, 0.05);
  --panel: rgba(213, 243, 255, 0.08);
  --panel-strong: #171a1f;
  --text: #e8f6ff;
  --muted: #97aebb;
  --line: rgba(212, 243, 255, 0.15);
  --signal: #7df9ff;
  --accent: #46b8ff;
  --accent-soft: #9bdfff;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(70, 184, 255, 0.18), transparent 26%),
    radial-gradient(circle at 85% 10%, rgba(125, 249, 255, 0.14), transparent 18%),
    linear-gradient(180deg, #101214 0%, #0b0d10 100%);
  font-family: "Avenir Next", "Segoe UI", sans-serif;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.7), transparent 90%);
  pointer-events: none;
}

.page-shell {
  width: min(1280px, calc(100vw - 32px));
  margin: 16px auto;
  border: 1px solid var(--line);
  background: rgba(14, 16, 19, 0.88);
  box-shadow: var(--shadow);
  position: relative;
  overflow: clip;
}

.page-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(130deg, rgba(70, 184, 255, 0.08), transparent 35%),
    linear-gradient(320deg, rgba(125, 249, 255, 0.08), transparent 30%);
  pointer-events: none;
}

.site-header,
.site-footer,
.section {
  position: relative;
  z-index: 1;
}

.site-header,
.site-footer,
.section {
  padding-left: clamp(20px, 4vw, 48px);
  padding-right: clamp(20px, 4vw, 48px);
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding-top: 22px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.brand,
.main-nav a,
.footer-links a,
.footer-social a {
  color: inherit;
  text-decoration: none;
}

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

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  color: var(--signal);
  background: linear-gradient(180deg, rgba(125, 249, 255, 0.12), rgba(255, 255, 255, 0.02));
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.9rem;
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-text strong,
.section-kicker,
.eyebrow,
.card-index,
.panel-label,
.cta-badges span,
.main-nav a {
  font-family: "SFMono-Regular", Consolas, monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-text span,
.panel-label,
.section-lead,
.hero-text,
.info-card p,
.engineering-card p,
.timeline p,
.site-footer p {
  color: var(--muted);
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.main-nav a {
  font-size: 0.84rem;
}

.section {
  padding-top: clamp(56px, 8vw, 104px);
  padding-bottom: clamp(56px, 8vw, 104px);
  border-bottom: 1px solid var(--line);
}

.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: end;
}

.eyebrow,
.section-kicker,
.card-index,
.panel-label {
  color: var(--accent-soft);
  font-size: 0.78rem;
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 500;
  line-height: 0.96;
  letter-spacing: -0.04em;
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, serif;
}

h1 {
  max-width: 9ch;
  font-size: clamp(4rem, 10vw, 8rem);
  margin-top: 18px;
}

h1 em,
h2 em {
  color: var(--accent);
  font-style: normal;
}

h2 {
  max-width: 12ch;
  font-size: clamp(2.5rem, 6vw, 4.8rem);
  margin-top: 10px;
}

h3 {
  font-size: clamp(1.6rem, 2.5vw, 2.4rem);
  line-height: 1.05;
}

.hero-text,
.section-lead {
  max-width: 34rem;
  font-size: 1.1rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.35);
}

.button-primary {
  background: linear-gradient(135deg, var(--accent), #85eeff);
  color: #081018;
  border-color: transparent;
}

.button-secondary {
  background: rgba(255, 255, 255, 0.02);
}

.hero-panel {
  display: grid;
  gap: 18px;
}

.terminal-card,
.info-card,
.engineering-card,
.cta-section,
.timeline article {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
}

.terminal-card {
  padding: 20px;
}

.terminal-topline {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, monospace;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--signal);
  box-shadow: 0 0 16px rgba(125, 249, 255, 0.8);
}

.terminal-grid {
  display: grid;
  gap: 16px;
}

.signal-board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.signal-board div {
  min-height: 132px;
  padding: 16px;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
}

.signal-board span {
  display: block;
  margin-bottom: 28px;
  color: var(--signal);
  font-family: "SFMono-Regular", Consolas, monospace;
}

.intro-band {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: end;
}

.card-grid,
.engineering-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.info-card,
.engineering-card {
  padding: 24px;
  min-height: 320px;
}

.info-card p,
.engineering-card p,
.timeline p,
.signal-board p,
.terminal-grid p {
  line-height: 1.65;
}

.card-index {
  margin-bottom: 22px;
}

.split-section {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 24px;
  align-items: start;
}

.timeline {
  display: grid;
  gap: 16px;
}

.timeline article {
  padding: 24px;
}

.timeline span {
  display: block;
  margin-bottom: 14px;
  color: var(--text);
  font-size: 1.2rem;
}

.services-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.services-list div {
  padding: 22px 20px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 1.05rem;
}

.cta-section {
  display: grid;
  gap: 20px;
  justify-items: start;
  background:
    radial-gradient(circle at top right, rgba(125, 249, 255, 0.12), transparent 28%),
    linear-gradient(180deg, rgba(70, 184, 255, 0.09), rgba(255, 255, 255, 0.02));
}

.cta-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.cta-badges span {
  padding: 8px 12px;
  border: 1px solid var(--line);
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 24px;
  align-items: start;
  padding-top: 24px;
  padding-bottom: 24px;
}

.footer-links,
.footer-social {
  display: flex;
  flex-direction: column;
  gap: 10px;
}


@media (max-width: 960px) {
  .hero,
  .intro-band,
  .split-section,
  .card-grid,
  .engineering-grid,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .signal-board,
  .services-list {
    grid-template-columns: 1fr;
  }

  .main-nav {
    display: none;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 15px;
  }

  .page-shell {
    width: min(100vw - 16px, 1280px);
    margin: 8px auto;
  }

  .site-header,
  .site-footer,
  .section {
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero-actions,
  .cta-badges {
    width: 100%;
  }

  .button {
    width: 100%;
  }
}