:root {
  --bg: #070b14;
  --bg-elevated: #0f172a;
  --surface: rgba(15, 23, 42, 0.72);
  --surface-border: rgba(148, 163, 184, 0.14);
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --cyan: #22d3ee;
  --blue: #38bdf8;
  --violet: #818cf8;
  --gradient: linear-gradient(135deg, #22d3ee 0%, #38bdf8 45%, #818cf8 100%);
  --shadow: 0 24px 80px rgba(2, 6, 23, 0.55);
  --radius: 20px;
  --radius-sm: 12px;
  --container: 1180px;
  --header-h: 76px;
  --font: "Outfit", system-ui, sans-serif;
  --mono: "JetBrains Mono", monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin-inline: auto;
}

.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 1rem;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.7);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.65); }
  70% { box-shadow: 0 0 0 12px rgba(34, 211, 238, 0); }
  100% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0); }
}

.site-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.site-bg__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at center, black, transparent 85%);
}

.site-bg__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.45;
  animation: drift 18s ease-in-out infinite alternate;
}

.site-bg__orb--1 {
  width: 420px;
  height: 420px;
  top: -80px;
  right: -60px;
  background: rgba(34, 211, 238, 0.25);
}

.site-bg__orb--2 {
  width: 520px;
  height: 520px;
  bottom: 10%;
  left: -120px;
  background: rgba(129, 140, 248, 0.18);
  animation-delay: -6s;
}

@keyframes drift {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(40px, 30px) scale(1.08); }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(7, 11, 20, 0.72);
  border-bottom: 1px solid var(--surface-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
}

.brand__mark {
  width: 42px;
  height: 42px;
  color: var(--cyan);
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand__text strong {
  font-size: 1.15rem;
  font-weight: 700;
}

.brand__text small {
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 1.4rem;
}

.primary-nav a:not(.btn) {
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.primary-nav a:not(.btn):hover,
.primary-nav a:not(.btn):focus-visible {
  color: var(--text);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--surface-border);
  border-radius: 12px;
  background: var(--surface);
  position: relative;
}

.nav-toggle__bar,
.nav-toggle__bar::before,
.nav-toggle__bar::after {
  content: "";
  position: absolute;
  left: 11px;
  right: 11px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease, top 0.25s ease;
}

.nav-toggle__bar { top: 21px; }
.nav-toggle__bar::before { top: -7px; }
.nav-toggle__bar::after { top: 7px; }

.nav-toggle[aria-expanded="true"] .nav-toggle__bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar::after { top: 0; transform: rotate(-45deg); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.35rem;
  border-radius: 999px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--gradient);
  color: #041019;
  box-shadow: 0 12px 30px rgba(34, 211, 238, 0.25);
}

.btn--ghost {
  border-color: var(--surface-border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}

.btn--sm {
  padding: 0.65rem 1rem;
  font-size: 0.9rem;
}

.section {
  padding: 6rem 0;
}

.section--tight { padding-top: 3rem; }
.section--dark { background: rgba(15, 23, 42, 0.45); }
.section--portal { padding-bottom: 7rem; }

.section-head {
  max-width: 760px;
  margin-bottom: 3rem;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.15;
}

.section-head__sub {
  margin-top: 1rem;
  color: var(--text-muted);
  font-size: 1.05rem;
}

.hero {
  padding: 4.5rem 0 5rem;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}

.hero h1 {
  margin: 0 0 1.2rem;
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.hero__lead {
  margin: 0 0 1.8rem;
  font-size: 1.12rem;
  color: var(--text-muted);
  max-width: 54ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 2.2rem;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 0;
}

.hero__stats div {
  padding: 1rem;
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.02);
}

.hero__stats dt {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--cyan);
}

.hero__stats dd {
  margin: 0.35rem 0 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero__image-wrap {
  position: relative;
  border-radius: calc(var(--radius) + 8px);
  overflow: hidden;
  border: 1px solid var(--surface-border);
  box-shadow: var(--shadow);
}

.hero__image-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(7, 11, 20, 0.55));
  pointer-events: none;
}

.hero__badge {
  position: absolute;
  left: 1.2rem;
  bottom: 1.2rem;
  z-index: 2;
  padding: 0.85rem 1rem;
  border-radius: 14px;
  background: rgba(7, 11, 20, 0.78);
  border: 1px solid rgba(34, 211, 238, 0.35);
  backdrop-filter: blur(10px);
}

.hero__badge-label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.hero__badge strong {
  font-size: 1.1rem;
  color: var(--cyan);
}

.float-badge {
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.cards {
  display: grid;
  gap: 1.2rem;
}

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

.card {
  padding: 1.6rem;
  border-radius: var(--radius);
}

.glass {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  backdrop-filter: blur(14px);
}

.card__icon {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--cyan);
  margin-bottom: 1rem;
}

.card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
}

.card p {
  margin: 0;
  color: var(--text-muted);
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.split--reverse .split__content { order: 2; }
.split--reverse .split__media { order: 1; }

.split__media img {
  border-radius: var(--radius);
  border: 1px solid var(--surface-border);
  box-shadow: var(--shadow);
}

.feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}

.feature-tags li {
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  font-size: 0.82rem;
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.25);
  color: #bae6fd;
}

.split h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.7rem, 3.5vw, 2.5rem);
  line-height: 1.15;
}

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

.steps {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: grid;
  gap: 1rem;
}

.steps li {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 1rem;
  padding: 1rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--surface-border);
}

.steps strong {
  color: var(--cyan);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

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

.benefits {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.benefit {
  padding: 1.4rem;
  border-radius: var(--radius);
  border: 1px solid var(--surface-border);
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.benefit:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, 0.35);
}

.benefit h3 {
  margin: 0 0 0.6rem;
  font-size: 1.05rem;
}

.benefit p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.pilots-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: start;
}

.pilots-map img {
  border-radius: var(--radius);
  border: 1px solid var(--surface-border);
}

.pilots-list {
  display: grid;
  gap: 1rem;
}

.pilot-card {
  padding: 1.3rem 1.4rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--surface-border);
  background: var(--surface);
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.pilot-card:hover {
  border-color: rgba(56, 189, 248, 0.4);
  transform: translateX(6px);
}

.pilot-card__city {
  font-weight: 700;
  font-size: 1.15rem;
}

.pilot-card__country {
  margin-left: 0.5rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.pilot-card h3 {
  margin: 0.6rem 0;
  font-size: 1rem;
}

.pilot-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.portal-frame {
  position: relative;
  padding: 0.8rem;
  border-radius: calc(var(--radius) + 6px);
  background: linear-gradient(145deg, rgba(34, 211, 238, 0.15), rgba(129, 140, 248, 0.12));
  border: 1px solid rgba(34, 211, 238, 0.25);
}

.portal-frame::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: var(--gradient);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  opacity: 0.35;
  pointer-events: none;
}

.portal-frame img {
  border-radius: calc(var(--radius) - 4px);
}

.checklist {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  display: grid;
  gap: 0.75rem;
}

.checklist li {
  position: relative;
  padding-left: 1.6rem;
  color: var(--text-muted);
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px rgba(34, 211, 238, 0.8);
}

.collab {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid var(--surface-border);
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.08), rgba(129, 140, 248, 0.06));
}

.collab h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

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

.collab__contacts {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.collab__contacts strong {
  display: block;
}

.collab__contacts span {
  display: block;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.section--newsletter {
  padding-bottom: 5rem;
}

.newsletter {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding: 2.2rem;
  border-radius: calc(var(--radius) + 4px);
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(34, 211, 238, 0.22);
  box-shadow: var(--shadow);
}

.newsletter h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
}

.newsletter__copy p:last-child {
  color: var(--text-muted);
}

.newsletter__form {
  display: grid;
  gap: 0.85rem;
  align-content: center;
}

.newsletter__form input {
  width: 100%;
  padding: 0.95rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--surface-border);
  background: rgba(7, 11, 20, 0.8);
  color: var(--text);
  font: inherit;
}

.newsletter__form input:focus {
  outline: none;
  border-color: rgba(34, 211, 238, 0.55);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.15);
}

.newsletter__message {
  min-height: 1.4rem;
  margin: 0;
  font-size: 0.92rem;
}

.newsletter__message.is-success { color: #86efac; }
.newsletter__message.is-error { color: #fca5a5; }

.site-footer {
  border-top: 1px solid var(--surface-border);
  padding: 3rem 0 2rem;
  background: rgba(7, 11, 20, 0.9);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr;
  gap: 2rem;
}

.site-footer__title {
  margin: 0 0 0.5rem;
  font-size: 1.3rem;
  font-weight: 700;
}

.site-footer__tagline,
.site-footer__legacy,
.site-footer__funding {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.site-footer__heading {
  margin: 0 0 0.75rem;
  font-weight: 600;
}

.site-footer__links {
  display: grid;
  gap: 0.45rem;
}

.site-footer__links a {
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.site-footer__links a:hover { color: var(--text); }

.site-footer__partner img {
  opacity: 0.95;
  margin-bottom: 0.75rem;
}

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--surface-border);
  color: var(--text-muted);
  font-size: 0.85rem;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--delay { transition-delay: 0.12s; }
.reveal--delay-2 { transition-delay: 0.24s; }
.reveal--delay-3 { transition-delay: 0.36s; }

@media (max-width: 980px) {
  .hero__grid,
  .split,
  .split--reverse,
  .pilots-layout,
  .collab,
  .newsletter,
  .site-footer__grid,
  .cards--3,
  .benefits {
    grid-template-columns: 1fr;
  }

  .split--reverse .split__content,
  .split--reverse .split__media {
    order: initial;
  }

  .benefits { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .nav-toggle { display: inline-flex; }

  .primary-nav {
    position: fixed;
    inset: var(--header-h) 1rem auto;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    border-radius: var(--radius-sm);
    background: rgba(7, 11, 20, 0.96);
    border: 1px solid var(--surface-border);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
  }

  .primary-nav.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .site-footer__bottom {
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .hero__stats,
  .benefits,
  .cards--3 {
    grid-template-columns: 1fr;
  }

  .steps li {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .float-badge,
  .pulse-dot,
  .site-bg__orb { animation: none; }
}