/* ═══════════════════════════════════════════════════════════════
   NEPA by AURASENSE — Canonical Design System
   Single authoritative stylesheet. All other CSS files deprecated.
   ═══════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

/* ─── TOKENS ────────────────────────────────────────────────── */
:root {
  --bg:        #0B0F14;
  --surface:   #111820;
  --surface-2: #18212e;
  --border:    #1e2a38;
  --border-2:  #263342;
  --white:     #ffffff;
  --text:      #e8ecf0;
  --muted:     #B0B8C0;
  --faint:     #5a6878;
  --amber:     #FFB020;
  --blue:      #3A86FF;
  --font:      'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono:      'IBM Plex Mono', 'SF Mono', 'Fira Code', monospace;
}

/* ─── RESET ─────────────────────────────────────────────────── */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; font-size:16px; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img, video { display: block; max-width: 100%; }

/* ─── NAV ───────────────────────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 9000;
  height: 58px;
  background: #0B0F14;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 2.5rem;
}
.site-nav__inner {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.site-nav__logo {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--white);
}
.site-nav__logo span { color: var(--faint); font-weight: 400; }
.site-nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.site-nav__links > li { position: relative; }
.site-nav__links a,
.site-nav__links button {
  font-family: var(--font);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem 0.9rem;
  transition: color 0.15s;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}
.site-nav__links a:hover,
.site-nav__links button:hover { color: var(--white); }
.site-nav__links a.active { color: var(--white); }
/* dropdown chevron */
.site-nav__chevron {
  width: 10px; height: 10px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  display: inline-block;
  transition: transform 0.2s;
}
.company-dropdown:hover .site-nav__chevron,
.company-dropdown.open .site-nav__chevron {
  transform: rotate(225deg) translateY(-2px);
}
/* dropdown panel */
.site-nav__dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 160px;
  background: #0B0F14;
  border: 1px solid var(--border-2);
  box-shadow: 0 8px 24px rgba(0,0,0,0.5);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}
.company-dropdown:hover .site-nav__dropdown,
.company-dropdown.open .site-nav__dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.site-nav__dropdown a {
  display: block;
  padding: 0.75rem 1.2rem;
  font-size: 0.76rem;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.site-nav__dropdown a:last-child { border-bottom: none; }
.site-nav__dropdown a:hover { color: var(--white); background: var(--surface); }
/* briefing button */
.site-nav__cta {
  font-size: 0.73rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  border: 1px solid var(--border-2);
  padding: 0.45rem 1.2rem;
  transition: border-color 0.15s, color 0.15s;
  white-space: nowrap;
}
.site-nav__cta:hover { border-color: var(--white); }
/* mobile hamburger */
.site-nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.site-nav__hamburger span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--muted);
  transition: background 0.2s;
}
.site-nav__hamburger:hover span { background: var(--white); }
/* mobile drawer */
.site-nav__drawer {
  display: none;
  position: fixed;
  top: 58px; left: 0; right: 0;
  background: #0B0F14;
  border-bottom: 1px solid var(--border);
  z-index: 8999;
  padding: 1rem 2.5rem 1.5rem;
  flex-direction: column;
  gap: 0;
}
.site-nav__drawer.open { display: flex; }
.site-nav__drawer a {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  transition: color 0.15s;
}
.site-nav__drawer a:hover { color: var(--white); }
.site-nav__drawer a:last-child { border-bottom: none; }

@media (max-width: 900px) {
  .site-nav__links { display: none; }
  .site-nav__cta { display: none; }
  .site-nav__hamburger { display: flex; }
}

/* ─── HERO ──────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  padding-top: 58px;
  display: flex;
  align-items: center;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.hero__inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 5rem 2.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}
.hero__left {}
.hero__eyebrow {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.hero__eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px; height: 1px;
  background: var(--border-2);
}
.hero__h1 {
  font-size: clamp(2.4rem, 4.2vw, 4.4rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.05;
  color: var(--white);
  margin-bottom: 1.5rem;
}
.hero__sub {
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 2.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
}
.hero__sub span {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.hero__sub span::before {
  content: '';
  display: inline-block;
  width: 4px; height: 4px;
  background: var(--amber);
  border-radius: 50%;
}
.hero__sub span:first-child::before { display: none; }
.hero__actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.hero__right {
  position: relative;
  height: 420px;
}
#spike-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* ─── FADE-IN ANIMATION ─────────────────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(12px);
  animation: fadeUp 600ms cubic-bezier(.22,1,.36,1) forwards;
}
.fade-up:nth-child(1) { animation-delay: 0ms; }
.fade-up:nth-child(2) { animation-delay: 120ms; }
.fade-up:nth-child(3) { animation-delay: 240ms; }
.fade-up:nth-child(4) { animation-delay: 360ms; }
@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* ─── STATUS BAR ────────────────────────────────────────────── */
.status-bar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0.6rem 2.5rem;
  display: flex;
  gap: 2.5rem;
  overflow-x: auto;
}
.status-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}
.status-dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: #22c55e;
  animation: blink 2.4s infinite;
}
@keyframes blink {
  0%,100% { opacity:1; }
  50% { opacity:0.3; }
}
.status-label {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
}
.status-value {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--muted);
  font-family: var(--mono);
}

/* ─── METRICS BLOCK ─────────────────────────────────────────── */
.metrics-block {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--border);
}
.metric-cell {
  padding: 2.5rem 2rem;
  border-right: 1px solid var(--border);
}
.metric-cell:last-child { border-right: none; }
.metric-num {
  font-size: 3.2rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--white);
  font-family: var(--mono);
  line-height: 1;
  margin-bottom: 0.4rem;
}
.metric-num .unit { font-size: 1.4rem; color: var(--muted); }
.metric-label {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.metrics-footnote {
  font-size: 0.72rem;
  color: var(--faint);
  margin-top: 1rem;
  font-family: var(--mono);
}

/* ─── SECTIONS ──────────────────────────────────────────────── */
.section {
  padding: 7rem 2.5rem;
  max-width: 1400px;
  margin: 0 auto;
}
.section-full {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 7rem 2.5rem;
}
.section-full__inner {
  max-width: 1400px;
  margin: 0 auto;
}
.section-tag {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faint);
  margin-bottom: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.section-tag::before {
  content: '';
  width: 18px; height: 1px;
  background: var(--border-2);
  flex-shrink: 0;
}
h2.section-title {
  font-size: clamp(1.8rem, 3vw, 2.9rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 1.5rem;
}
.section-lead {
  font-size: 0.95rem;
  color: var(--muted);
  max-width: 580px;
  line-height: 1.85;
  margin-bottom: 3.5rem;
}

/* ─── CARDS ─────────────────────────────────────────────────── */
.card-grid-3 {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  border: 1px solid var(--border);
}
.card-grid-2 {
  display: grid;
  grid-template-columns: repeat(2,1fr);
  border: 1px solid var(--border);
}
.data-card {
  padding: 2.2rem;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition: background 0.25s;
}
.data-card:hover { background: var(--surface-2); }
.card-grid-3 .data-card:nth-child(3n) { border-right: none; }
.card-grid-2 .data-card:nth-child(2n) { border-right: none; }
.data-card__icon {
  width: 32px; height: 32px;
  border: 1px solid var(--border-2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.4rem;
  font-size: 0.85rem;
  color: var(--amber);
}
.data-card h3 {
  font-size: 0.93rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}
.data-card p {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.75;
}

/* ─── TWO-COL ───────────────────────────────────────────────── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.two-col-wide {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 5rem;
  align-items: start;
}

/* ─── CALLOUT ───────────────────────────────────────────────── */
.callout {
  border-left: 2px solid var(--amber);
  padding: 1.3rem 1.8rem;
  background: var(--surface);
  margin: 2.5rem 0;
}
.callout p {
  font-size: 0.92rem;
  color: var(--text);
  line-height: 1.75;
}

/* ─── TRACE LIST ────────────────────────────────────────────── */
.trace-list { border: 1px solid var(--border); }
.trace-item {
  display: flex;
  gap: 1.2rem;
  padding: 1.2rem 1.6rem;
  border-bottom: 1px solid var(--border);
  transition: background 0.18s;
}
.trace-item:last-child { border-bottom: none; }
.trace-item:hover { background: var(--surface-2); }
.trace-num {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--faint);
  min-width: 1.8rem;
  padding-top: 0.12rem;
  font-family: var(--mono);
}
.trace-text {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.65;
}
.trace-text strong { color: var(--white); font-weight: 600; }

/* ─── TERMINAL ──────────────────────────────────────────────── */
.terminal {
  background: #090d11;
  border: 1px solid var(--border);
  padding: 1.8rem;
  font-family: var(--mono);
}
.terminal__bar {
  display: flex;
  gap: 6px;
  margin-bottom: 1.4rem;
}
.terminal__dot {
  width: 9px; height: 9px;
  border-radius: 50%;
}
.terminal__line {
  font-size: 0.76rem;
  line-height: 1.9;
  color: var(--faint);
}
.t-key { color: #7dd3fc; }
.t-val { color: #86efac; }
.t-ok  { color: #22c55e; font-weight: 600; }
.t-warn{ color: var(--amber); }
.t-comment { color: #2a3a4a; }

/* ─── GOV TABLE ─────────────────────────────────────────────── */
.gov-table { width:100%; border-collapse:collapse; border:1px solid var(--border); }
.gov-table th {
  text-align:left;
  font-size:0.62rem;
  font-weight:700;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color: var(--faint);
  padding:0.9rem 1.4rem;
  border-bottom:1px solid var(--border);
  background: var(--surface-2);
}
.gov-table td {
  font-size:0.82rem;
  color: var(--muted);
  padding:1rem 1.4rem;
  border-bottom:1px solid var(--border);
  vertical-align:top;
}
.gov-table tr:last-child td { border-bottom:none; }
.gov-table tr:hover td { background: var(--surface); }
.gov-table td strong { color: var(--white); }
.badge {
  display:inline-block;
  font-size:0.58rem;
  font-weight:700;
  letter-spacing:0.1em;
  text-transform:uppercase;
  padding:0.18rem 0.55rem;
  border:1px solid var(--border-2);
  color: var(--faint);
  font-family: var(--mono);
}
.badge-green { border-color:#166534; color:#22c55e; }
.badge-amber { border-color:#78350f; color: var(--amber); }

/* ─── ABOUT / CAREERS ───────────────────────────────────────── */
.page-hero {
  padding: 8rem 2.5rem 5rem;
  border-bottom: 1px solid var(--border);
}
.page-hero__inner { max-width: 1400px; margin: 0 auto; }
.page-hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--white);
  margin-bottom: 1rem;
}
.page-hero p {
  font-size: 1rem;
  color: var(--muted);
  max-width: 560px;
  line-height: 1.8;
}
.prose p {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.85;
  margin-bottom: 1.4rem;
  max-width: 680px;
}
.prose p strong { color: var(--white); }
.principle-list { border: 1px solid var(--border); }
.principle-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.6rem;
  border-bottom: 1px solid var(--border);
}
.principle-item:last-child { border-bottom: none; }
.principle-icon {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--amber);
  flex-shrink: 0;
}
.principle-text {
  font-size: 0.85rem;
  color: var(--text);
  font-weight: 500;
}
.roles-list { border: 1px solid var(--border); margin-top: 2rem; }
.role-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 1.8rem;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
}
.role-item:last-child { border-bottom: none; }
.role-item:hover { background: var(--surface-2); }
.role-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--white);
}
.role-tag {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
  font-family: var(--mono);
}

/* ─── CTA SECTION ───────────────────────────────────────────── */
.cta-block {
  padding: 7rem 2.5rem;
  text-align: center;
  border-top: 1px solid var(--border);
}
.cta-block h2 {
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--white);
  max-width: 640px;
  margin: 0 auto 1.2rem;
  line-height: 1.15;
}
.cta-block p {
  font-size: 0.9rem;
  color: var(--muted);
  max-width: 460px;
  margin: 0 auto 2.5rem;
  line-height: 1.8;
}
.btn-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ─── BUTTONS ───────────────────────────────────────────────── */
.btn-primary {
  display: inline-block;
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #0B0F14;
  background: var(--white);
  padding: 0.75rem 1.8rem;
  border: 1px solid var(--white);
  cursor: pointer;
  transition: background 0.18s, color 0.18s;
}
.btn-primary:hover { background: transparent; color: var(--white); }
.btn-outline {
  display: inline-block;
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text);
  background: transparent;
  padding: 0.75rem 1.8rem;
  border: 1px solid var(--border-2);
  cursor: pointer;
  transition: border-color 0.18s, color 0.18s;
}
.btn-outline:hover { border-color: var(--white); color: var(--white); }

/* ─── FOOTER ────────────────────────────────────────────────── */
.site-footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 3rem 2.5rem;
}
.site-footer__inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.site-footer__brand {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
}
.site-footer__tagline {
  font-size: 0.75rem;
  color: var(--faint);
  margin-top: 0.3rem;
  letter-spacing: 0.04em;
}
.site-footer__copy {
  font-size: 0.7rem;
  color: var(--faint);
  font-family: var(--mono);
}

/* ─── DIVIDER ───────────────────────────────────────────────── */
.divider { height:1px; background: var(--border); }

/* ─── RESPONSIVE ────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__right { height: 280px; }
  .two-col, .two-col-wide { grid-template-columns: 1fr; gap: 3rem; }
  .metrics-block { grid-template-columns: 1fr 1fr 1fr; }
}
@media (max-width: 768px) {
  .card-grid-3 { grid-template-columns: 1fr; }
  .card-grid-2 { grid-template-columns: 1fr; }
  .metrics-block { grid-template-columns: 1fr; }
  .metric-cell { border-right: none; border-bottom: 1px solid var(--border); }
  .metric-cell:last-child { border-bottom: none; }
  .data-card:nth-child(n) { border-right: none; }
  .site-footer__inner { flex-direction: column; align-items: flex-start; }
}