:root {
  --bg: #f7fbff;
  --bg2: #eef6ff;

  --surface: #ffffff;
  --surface2: #f3f7ff;

  --ink: #0a1a2b;
  --muted: rgba(10, 26, 43, 0.72);
  --faint: rgba(10, 26, 43, 0.56);

  --blue: #0b4fff;
  --blue2: #0ea5e9;

  --edge: rgba(10, 26, 43, 0.12);
  --edge2: rgba(10, 26, 43, 0.08);

  --shadow: 0 18px 55px rgba(10, 26, 43, 0.12);
  --shadow2: 0 10px 28px rgba(10, 26, 43, 0.1);

  --radius: 16px;
  --radius2: 22px;

  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(
      900px 600px at 10% 10%,
      rgba(11, 79, 255, 0.1),
      transparent 60%
    ),
    radial-gradient(
      700px 520px at 90% 0%,
      rgba(14, 165, 233, 0.1),
      transparent 55%
    ),
    linear-gradient(180deg, var(--bg), var(--bg2));
  font-family:
    "IBM Plex Sans",
    ui-sans-serif,
    system-ui,
    -apple-system,
    "Segoe UI",
    sans-serif;
  letter-spacing: 0.1px;
  overflow-x: hidden;
}

a {
  color: inherit;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.skip {
  position: absolute;
  left: 12px;
  top: -60px;
  padding: 10px 12px;
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink);
  font-weight: 600;
  box-shadow: var(--shadow2);
  z-index: 9999;
  transition: transform 180ms ease;
}

.skip:focus {
  transform: translateY(74px);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 251, 255, 0.78);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--edge2);
}

.topbar__inner {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 18px;
  align-items: center;
  padding: 14px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  user-select: none;
}

.brand__mark {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: conic-gradient(
    from 210deg,
    var(--blue),
    var(--blue2),
    var(--blue)
  );
  box-shadow: 0 0 0 5px rgba(11, 79, 255, 0.12);
}

.brand__text {
  font-family:
    "IBM Plex Sans Condensed", "IBM Plex Sans", ui-sans-serif, system-ui,
    sans-serif;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.nav {
  display: flex;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--edge);
  background: rgba(255, 255, 255, 0.65);
}

.nav__link {
  text-decoration: none;
  font-size: 13px;
  color: var(--muted);
  padding: 6px 10px;
  border-radius: 999px;
  transition:
    background 140ms ease,
    color 140ms ease,
    border-color 140ms ease;
}

.nav__link:hover {
  color: var(--ink);
  background: rgba(11, 79, 255, 0.06);
}

.topbar__cta {
  display: flex;
  gap: 10px;
  justify-self: end;
}

.btn {
  border: 1px solid var(--edge);
  border-radius: 999px;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition:
    transform 120ms ease,
    background 150ms ease,
    border-color 150ms ease,
    box-shadow 150ms ease;
}

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

.btn--ghost {
  background: rgba(255, 255, 255, 0.65);
}

.btn--ghost:hover {
  border-color: rgba(11, 79, 255, 0.22);
  background: rgba(11, 79, 255, 0.05);
}

.btn--primary {
  border-color: rgba(11, 79, 255, 0.22);
  background: var(--blue);
  color: #ffffff;
  box-shadow: 0 10px 22px rgba(11, 79, 255, 0.22);
}

.btn--primary:hover {
  background: #0946e6;
  border-color: rgba(11, 79, 255, 0.28);
}

.btn__sub {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
}

.black {
  color: rgba(0, 0, 0, 0.85);
}

.hero {
  position: relative;
  padding: 68px 0 40px;
}

.hero__bg {
  position: absolute;
  inset: -40px 0 -60px;
  pointer-events: none;
}

/* Aviation/blueprint vibe: soft grid + quiet lines */
.hero__grid {
  position: absolute;
  inset: 0;
  opacity: 0.45;
  background-image:
    linear-gradient(to right, rgba(10, 26, 43, 0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(10, 26, 43, 0.06) 1px, transparent 1px);
  background-size: 84px 84px;
  mask-image: radial-gradient(60% 55% at 40% 25%, black 42%, transparent 72%);
}

.hero__glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      760px 520px at 18% 28%,
      rgba(11, 79, 255, 0.12),
      transparent 62%
    ),
    radial-gradient(
      660px 460px at 86% 16%,
      rgba(14, 165, 233, 0.1),
      transparent 60%
    );
}

.hero__rings {
  position: absolute;
  left: 64%;
  top: 18%;
  width: 560px;
  height: 560px;
  transform: translateX(-50%);
  opacity: 0.22;
  background:
    radial-gradient(
      circle,
      transparent 56%,
      rgba(11, 79, 255, 0.18) 57%,
      transparent 60%
    ),
    radial-gradient(
      circle,
      transparent 40%,
      rgba(10, 26, 43, 0.1) 41%,
      transparent 43%
    ),
    radial-gradient(circle, rgba(14, 165, 233, 0.08), transparent 62%);
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 28px;
  align-items: start;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--edge);
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.9px;
  text-transform: uppercase;
}

h1 {
  font-family:
    "IBM Plex Sans Condensed", "IBM Plex Sans", ui-sans-serif, system-ui,
    sans-serif;
  font-size: clamp(40px, 4vw, 62px);
  line-height: 1.04;
  margin: 0 0 14px;
  letter-spacing: -0.4px;
  font-weight: 700;
}

.lead {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--muted);
  max-width: 64ch;
}

.hero__actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 18px 0 16px;
}

.cardlink {
  text-decoration: none;
  border-radius: var(--radius2);
  border: 1px solid var(--edge);
  background: rgba(255, 255, 255, 0.8);
  padding: 14px 14px 12px;
  box-shadow: var(--shadow2);
  transition:
    transform 140ms ease,
    border-color 150ms ease,
    box-shadow 150ms ease;
}

.cardlink:hover {
  transform: translateY(-2px);
  border-color: rgba(11, 79, 255, 0.22);
  box-shadow: 0 16px 40px rgba(10, 26, 43, 0.14);
}

.cardlink__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.cardlink__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--edge);
  background: rgba(11, 79, 255, 0.06);
  font-size: 12px;
  color: rgba(11, 79, 255, 0.9);
}

.cardlink__arrow {
  color: var(--faint);
}

.cardlink__title {
  font-weight: 800;
  font-size: 15px;
  margin-bottom: 6px;
}

.cardlink__desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.cardlink__url {
  margin-top: 10px;
  font-size: 12px;
  color: rgba(11, 79, 255, 0.92);
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.pill {
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid var(--edge);
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  font-size: 13px;
}

.mapcard {
  border-radius: var(--radius2);
  border: 1px solid var(--edge);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.mapcard__header {
  padding: 18px 18px 12px;
  border-bottom: 1px solid var(--edge2);
}

.mapcard__title {
  font-weight: 800;
  font-size: 15px;
  margin-bottom: 6px;
}

.mapcard__sub {
  font-size: 13px;
  color: var(--muted);
}

.mapcard__body {
  padding: 18px;
}

.mapfigure {
  margin: 0;
  border-radius: 18px;
  height: 320px;
  overflow: hidden;
  border: 1px solid var(--edge);
  background:
    radial-gradient(
      520px 340px at 30% 20%,
      rgba(11, 79, 255, 0.08),
      transparent 58%
    ),
    radial-gradient(
      420px 300px at 70% 70%,
      rgba(14, 165, 233, 0.07),
      transparent 60%
    ),
    linear-gradient(180deg, rgba(255, 255, 255, 0.85), rgba(243, 247, 255, 0.9));
}

.mapfigure__img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
}

.mapcard__footer {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 14px 18px 18px;
  border-top: 1px solid var(--edge2);
}

.mini {
  border-radius: 16px;
  border: 1px solid var(--edge);
  background: rgba(11, 79, 255, 0.04);
  padding: 10px 12px;
}

.mini__k {
  font-size: 12px;
  color: var(--faint);
  margin-bottom: 4px;
}

.mini__v {
  font-size: 13px;
  font-weight: 800;
  color: var(--ink);
}

.section {
  padding: 66px 0;
}

.section--alt {
  background:
    radial-gradient(
      900px 520px at 18% 0%,
      rgba(11, 79, 255, 0.06),
      transparent 58%
    ),
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.55),
      rgba(255, 255, 255, 0.22)
    );
  border-top: 1px solid var(--edge2);
  border-bottom: 1px solid var(--edge2);
}

.section__head {
  max-width: 80ch;
}

h2 {
  font-family:
    "IBM Plex Sans Condensed", "IBM Plex Sans", ui-sans-serif, system-ui,
    sans-serif;
  font-size: clamp(26px, 2.4vw, 38px);
  margin: 0 0 12px;
  font-weight: 700;
}

.section p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.grid3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 18px;
}

.feature {
  border-radius: var(--radius);
  border: 1px solid var(--edge);
  background: rgba(255, 255, 255, 0.78);
  padding: 16px 16px 14px;
  box-shadow: var(--shadow2);
}

.feature__kicker {
  display: inline-block;
  font-size: 12px;
  color: rgba(11, 79, 255, 0.9);
  margin-bottom: 10px;
  letter-spacing: 0.6px;
  text-transform: uppercase;
}

.feature__title {
  font-weight: 900;
  font-size: 15px;
  margin-bottom: 6px;
}

.feature__body {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

.steps {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.step {
  border-radius: var(--radius2);
  border: 1px solid var(--edge);
  background: rgba(255, 255, 255, 0.78);
  padding: 18px;
  box-shadow: var(--shadow2);
}

h3 {
  margin: 0 0 10px;
  font-size: 18px;
  letter-spacing: 0.1px;
}

.list {
  margin: 12px 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.7;
}

.list li {
  margin: 8px 0;
}

.cta {
  margin-top: 18px;
  border-radius: var(--radius2);
  border: 1px solid var(--edge);
  background:
    radial-gradient(
      700px 360px at 20% 40%,
      rgba(11, 79, 255, 0.1),
      transparent 58%
    ),
    radial-gradient(
      600px 380px at 75% 30%,
      rgba(14, 165, 233, 0.08),
      transparent 58%
    ),
    rgba(255, 255, 255, 0.78);
  padding: 18px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  align-items: center;
  box-shadow: var(--shadow2);
}

.cta__copy h3 {
  margin: 0 0 6px;
  font-size: 18px;
}

.cta__copy p {
  margin: 0;
}

.cta__actions {
  display: grid;
  gap: 10px;
}

.summary {
  margin-top: 18px;
  border-radius: var(--radius2);
  border: 1px solid var(--edge);
  background: rgba(255, 255, 255, 0.78);
  padding: 18px;
  box-shadow: var(--shadow2);
}

.next {
  margin-top: 12px;
  border-top: 1px solid var(--edge2);
  padding-top: 12px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: baseline;
}

.next__k {
  font-weight: 900;
  color: var(--ink);
}

.next__v {
  color: var(--muted);
  line-height: 1.75;
}

.footer {
  border-top: 1px solid var(--edge2);
  padding: 26px 0 34px;
  background: rgba(255, 255, 255, 0.55);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: center;
}

.brand--footer .brand__text {
  font-size: 16px;
}

.footer__note {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.footer__right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.footer__link {
  text-decoration: none;
  color: var(--muted);
  font-size: 13px;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--edge);
  background: rgba(255, 255, 255, 0.65);
  transition:
    background 140ms ease,
    border-color 140ms ease;
}

.footer__link:hover {
  background: rgba(11, 79, 255, 0.06);
  border-color: rgba(11, 79, 255, 0.22);
}

.footer__sep {
  color: rgba(10, 26, 43, 0.4);
}

/* reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(10px);
  transition:
    opacity 520ms ease,
    transform 520ms ease;
}

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

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .btn:hover,
  .cardlink:hover {
    transform: none;
  }
}

@media (max-width: 980px) {
  .topbar__inner {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "brand cta"
      "nav nav";
  }

  .brand {
    grid-area: brand;
  }
  .nav {
    grid-area: nav;
    justify-content: space-between;
  }
  .topbar__cta {
    grid-area: cta;
  }

  .hero__inner {
    grid-template-columns: 1fr;
  }
  .grid3 {
    grid-template-columns: 1fr;
  }
  .cta {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .nav {
    display: none;
  }
  .topbar__inner {
    grid-template-columns: 1fr;
  }
  .topbar__cta {
    justify-self: start;
  }

  .hero {
    padding-top: 52px;
  }
  .hero__actions {
    grid-template-columns: 1fr;
  }

  .mapcard__footer {
    grid-template-columns: 1fr;
  }
  .footer__inner {
    grid-template-columns: 1fr;
  }
  .footer__right {
    justify-content: flex-start;
  }
}