/* ============================================================
   NextGen — Workforce Infrastructure
   Command-layer visual system
   ============================================================ */

:root {
  --blue: #0072CE;
  --blue-rgb: 0, 114, 206;
  --orange: #FF8200;
  --orange-rgb: 255, 130, 0;
  --charcoal: #2D2D2D;
  --charcoal-rgb: 45, 45, 45;
  --charcoal-deep: #17181A;
  --charcoal-mid: #202224;
  --charcoal-elevated: #26282B;
  --line: rgba(244, 247, 249, 0.09);
  --line-strong: rgba(244, 247, 249, 0.16);
  --white: #FFFFFF;
  --cool-grey: #F4F7F9;
  --ink-dim: rgba(244, 247, 249, 0.62);
  --ink-dimmer: rgba(244, 247, 249, 0.4);

  --font-display: "Chakra Petch", "Segoe UI", sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "Consolas", monospace;

  --container: 1240px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--charcoal-deep);
  color: var(--cool-grey);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }

.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

/* Background blueprint grid, fixed behind everything */
.grid-field {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 0%, transparent 75%);
  opacity: 0.5;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  margin: 0;
  color: var(--white);
  letter-spacing: -0.01em;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--blue);
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--orange);
}

.section-head {
  max-width: 720px;
  margin-bottom: 44px;
}
.section-head .eyebrow { margin-bottom: 18px; }
.section-head h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.08;
}
.section-head p {
  margin-top: 14px;
  color: var(--ink-dim);
  font-size: 1.05rem;
  max-width: 620px;
}

section { position: relative; z-index: 1; }

/* ---------- Buttons ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 28px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 3px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background 0.35s var(--ease), border-color 0.35s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--orange);
  color: var(--charcoal-deep);
  font-weight: 600;
  box-shadow: 0 0 0 0 rgba(var(--orange-rgb), 0.5);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px -8px rgba(var(--orange-rgb), 0.55);
}
.btn-ghost {
  border-color: var(--line-strong);
  color: var(--cool-grey);
  background: rgba(244, 247, 249, 0.03);
}
.btn-ghost:hover {
  border-color: var(--blue);
  color: var(--white);
  background: rgba(var(--blue-rgb), 0.12);
}
.btn-arrow { transition: transform 0.3s var(--ease); }
.btn:hover .btn-arrow { transform: translateX(3px); }

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 0;
  border-bottom: 1px solid transparent;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease), padding 0.4s var(--ease);
}
.nav.scrolled {
  background: rgba(23, 24, 26, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
  padding: 14px 0;
}
.nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--white);
  padding: 5px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.brand-mark img { width: 100%; height: 100%; object-fit: contain; }
.brand-word {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1;
}
.brand-word .next { color: var(--blue); }
.brand-word .gen { color: var(--orange); }
.brand-sub {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-dimmer);
  margin-top: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-dim);
  position: relative;
  padding-bottom: 4px;
  transition: color 0.25s var(--ease);
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--orange);
  transition: width 0.3s var(--ease);
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }

.nav-cta { display: flex; align-items: center; gap: 20px; }
.nav .btn { padding: 11px 20px; font-size: 0.72rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 101;
}
.nav-toggle span {
  width: 22px; height: 2px;
  background: var(--white);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgba(23, 24, 26, 0.98);
  backdrop-filter: blur(14px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s var(--ease);
}
.mobile-menu.open { opacity: 1; pointer-events: auto; }
.mobile-menu a {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--cool-grey);
  font-weight: 600;
}
.mobile-menu a:hover { color: var(--orange); }

/* ---------- Hero ---------- */
.hero {
  min-height: 92svh;
  display: flex;
  align-items: center;
  padding: 140px 0 64px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 70%;
  background: radial-gradient(ellipse 60% 100% at 30% 0%, rgba(var(--blue-rgb), 0.28), transparent 70%),
              radial-gradient(ellipse 50% 80% at 90% 20%, rgba(var(--orange-rgb), 0.16), transparent 70%);
  pointer-events: none;
  z-index: 0;
}
#network {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.65;
}
.hero .wrap {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 720px);
  gap: 0;
}
.hero-tag {
  display: inline-flex;
  align-self: flex-start;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-dim);
  border: 1px solid var(--line-strong);
  padding: 8px 16px;
  border-radius: 999px;
  margin-bottom: 32px;
  background: rgba(244, 247, 249, 0.03);
}
.pulse-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 0 rgba(var(--orange-rgb), 0.7);
  animation: pulse 2.2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(var(--orange-rgb), 0.55); }
  70% { box-shadow: 0 0 0 8px rgba(var(--orange-rgb), 0); }
  100% { box-shadow: 0 0 0 0 rgba(var(--orange-rgb), 0); }
}

.hero h1 {
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  line-height: 1.02;
  margin-bottom: 28px;
}
.hero h1 .accent { color: var(--blue); }

.hero p.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--ink-dim);
  max-width: 620px;
  margin-bottom: 32px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-meta {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  border-top: 1px solid var(--line);
  padding-top: 28px;
  max-width: 640px;
}
.hero-meta .stat-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-dimmer);
  margin-bottom: 6px;
}
.hero-meta .stat-value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--white);
  font-weight: 600;
}

/* Ticker */
.ticker-band {
  position: relative;
  z-index: 2;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(0,0,0,0.18);
  overflow: hidden;
  padding: 16px 0;
}
.ticker-track {
  display: flex;
  width: max-content;
  gap: 0;
  animation: scroll-left 26s linear infinite;
}
.ticker-track span {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
  padding: 0 28px;
  border-right: 1px solid var(--line-strong);
  white-space: nowrap;
}
.ticker-track span b { color: var(--orange); font-weight: 600; }
@keyframes scroll-left {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- Tagline band ---------- */
.tagline-band {
  padding: 96px 0;
  text-align: center;
  border-bottom: 1px solid var(--line);
}
.tagline-band .kicker {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-dimmer);
  margin-bottom: 20px;
}
.tagline-band h2 {
  font-size: clamp(1.8rem, 4.6vw, 3.4rem);
  line-height: 1.15;
  max-width: 920px;
  margin: 0 auto;
}
.tagline-band h2 .hl-blue { color: var(--blue); }
.tagline-band h2 .hl-orange { color: var(--orange); }
.tagline-band .arch-line {
  margin-top: 22px;
  font-family: var(--font-body);
  font-style: italic;
  color: var(--ink-dim);
  font-size: 1.1rem;
}

/* ---------- Architecture ---------- */
.architecture { padding: 96px 0; }
.layers {
  position: relative;
  border-top: 1px solid var(--line);
}
.layer {
  display: grid;
  grid-template-columns: 90px 1fr 1.3fr;
  gap: 32px;
  align-items: start;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease), background 0.4s var(--ease);
}
.layer.in-view { opacity: 1; transform: translateY(0); }
.layer:hover { background: rgba(244, 247, 249, 0.02); }
.layer-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink-dimmer);
  padding-top: 6px;
}
.layer-num b { color: var(--orange); font-weight: 600; }
.layer-name h3 {
  font-size: 1.5rem;
  margin-bottom: 8px;
  color: var(--white);
}
.layer-name .layer-role {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue);
}
.layer-desc { color: var(--ink-dim); font-size: 0.98rem; max-width: 540px; }

/* ---------- Initiatives ---------- */
.initiatives {
  padding: 96px 0;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,0.2) 8%, rgba(0,0,0,0.2) 92%, transparent);
}
.initiative-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.initiative-card {
  background: var(--charcoal-mid);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 340px;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease), background 0.4s var(--ease);
}
.initiative-card.in-view { opacity: 1; transform: translateY(0); }
.initiative-card:hover { background: var(--charcoal-elevated); }
.initiative-icon {
  width: 44px; height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: var(--blue);
}
.initiative-stat {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--orange);
  line-height: 1;
  margin-top: 8px;
}
.initiative-stat span.suffix { font-size: 1.4rem; color: var(--orange); }
.initiative-stat-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dimmer);
  margin-top: -8px;
}
.initiative-card h3 {
  font-size: 1.25rem;
  margin-top: 4px;
}
.initiative-card p {
  color: var(--ink-dim);
  font-size: 0.94rem;
  flex-grow: 1;
}

/* ---------- Capabilities ---------- */
.capabilities { padding: 96px 0; }
.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.cap-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 30px 28px;
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease), border-color 0.4s var(--ease), transform 0.4s var(--ease);
}
.cap-card.in-view { opacity: 1; transform: translateY(0); }
.cap-card:hover {
  border-color: var(--blue);
  transform: translateY(-4px);
}
.cap-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--orange));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease);
}
.cap-card:hover::before { transform: scaleX(1); }
.cap-index {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-dimmer);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.cap-card h3 {
  font-size: 1.25rem;
  margin-bottom: 14px;
}
.cap-card p { color: var(--ink-dim); font-size: 0.95rem; }

/* ---------- CTA split ---------- */
.cta-section { padding: 96px 0 110px; }
.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.cta-card {
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  padding: 40px 36px;
  background: linear-gradient(160deg, rgba(var(--blue-rgb), 0.08), transparent 60%);
  display: flex;
  flex-direction: column;
  gap: 18px;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.cta-card.in-view { opacity: 1; transform: translateY(0); }
.cta-card:nth-child(2) {
  background: linear-gradient(160deg, rgba(var(--orange-rgb), 0.08), transparent 60%);
}
.cta-card .eyebrow { margin-bottom: 4px; }
.cta-card h3 {
  font-size: 1.7rem;
  line-height: 1.2;
}
.cta-card p { color: var(--ink-dim); font-size: 1rem; flex-grow: 1; }

/* ---------- Footer ---------- */
footer {
  border-top: 1px solid var(--line);
  padding: 48px 0 32px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 32px;
  padding-bottom: 32px;
}
.footer-tagline {
  color: var(--ink-dim);
  font-size: 0.92rem;
  max-width: 320px;
  margin-top: 14px;
}
.footer-links {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-dimmer);
  margin-bottom: 14px;
}
.footer-col a {
  display: block;
  color: var(--ink-dim);
  font-size: 0.9rem;
  margin-bottom: 10px;
  transition: color 0.25s var(--ease);
}
.footer-col a:hover { color: var(--white); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--ink-dimmer);
}
.footer-bottom .confidential {
  color: var(--orange);
  letter-spacing: 0.1em;
}

/* ---------- Reveal defaults for non-JS ---------- */
@media (prefers-reduced-motion: reduce) {
  .layer, .initiative-card, .cap-card, .cta-card {
    opacity: 1 !important;
    transform: none !important;
  }
  .ticker-track { animation: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .initiative-grid { grid-template-columns: 1fr; }
  .cta-grid { grid-template-columns: 1fr; }
  .layer { grid-template-columns: 60px 1fr; }
  .layer-desc { grid-column: 2 / 3; max-width: 100%; }
}

@media (max-width: 760px) {
  .wrap { padding: 0 20px; }
  .nav-links, .nav-cta .btn-ghost { display: none; }
  .nav-toggle { display: flex; }
  .hero { padding: 120px 0 56px; }
  .hero-meta { gap: 28px; }
  .cap-grid { grid-template-columns: 1fr; }
  .section-head { margin-bottom: 32px; }
  .architecture, .initiatives, .capabilities, .cta-section, .tagline-band { padding: 64px 0; }
  .footer-top { flex-direction: column; }
}