:root {
  color-scheme: light dark;
  --ink: #171827;
  --muted: #696b7d;
  --canvas: #f5f5fb;
  --canvas-deep: #eceefa;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-solid: #ffffff;
  --line: rgba(39, 42, 72, 0.12);
  --accent: #5269f5;
  --accent-strong: #3f53dc;
  --accent-soft: #e5e9ff;
  --warning: #9a5a13;
  --shadow: 0 1.5rem 4.5rem rgba(52, 57, 105, 0.13);
  --radius-large: 2rem;
  --radius-medium: 1.25rem;
  font-family: ui-rounded, -apple-system, BlinkMacSystemFont, "SF Pro Rounded", "Segoe UI", sans-serif;
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  min-width: 18rem;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% -8%, rgba(125, 142, 255, 0.24), transparent 30rem),
    radial-gradient(circle at 92% 12%, rgba(166, 143, 255, 0.18), transparent 27rem),
    linear-gradient(180deg, var(--canvas) 0%, #f8f8fc 55%, var(--canvas-deep) 100%);
  line-height: 1.6;
}
a { color: var(--accent-strong); }
a:hover { color: var(--accent); }
a:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 70%, white);
  outline-offset: 3px;
}
.skip-link {
  position: fixed;
  z-index: 20;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  border-radius: 0.7rem;
  color: white;
  background: var(--accent-strong);
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }
.site-shell { width: min(72rem, calc(100% - 2rem)); margin: 0 auto; }
.site-header {
  position: sticky;
  z-index: 10;
  top: 0;
  padding: 1rem 0;
  background: color-mix(in srgb, var(--canvas) 76%, transparent);
  backdrop-filter: blur(22px) saturate(1.2);
}
.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4rem;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 1.4rem;
  background: var(--surface);
  box-shadow: 0 0.8rem 2.5rem rgba(60, 64, 110, 0.08);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  font-size: 1.08rem;
  font-weight: 780;
  letter-spacing: -0.02em;
  text-decoration: none;
}
.brand img { display: block; width: 2.9rem; height: 2.9rem; border-radius: 0.9rem; }
.site-nav { display: flex; align-items: center; gap: 0.15rem; }
.site-nav a {
  padding: 0.55rem 0.75rem;
  border-radius: 0.75rem;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 650;
  text-decoration: none;
}
.site-nav a:hover, .site-nav a[aria-current="page"] {
  color: var(--accent-strong);
  background: var(--accent-soft);
}
main { padding: clamp(2.5rem, 8vw, 6.5rem) 0 5rem; }
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(17rem, 0.65fr);
  align-items: center;
  gap: clamp(2rem, 7vw, 5.5rem);
  min-height: 33rem;
}
.hero-copy { max-width: 47rem; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 1rem;
  color: var(--accent-strong);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}
.eyebrow::before {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--accent);
  content: "";
  box-shadow: 0 0 0 0.3rem color-mix(in srgb, var(--accent) 16%, transparent);
}
h1, h2, h3 {
  margin-top: 0;
  color: var(--ink);
  line-height: 1.08;
  letter-spacing: -0.035em;
}
h1 { max-width: 15ch; margin-bottom: 1.25rem; font-size: clamp(2.65rem, 8vw, 5.7rem); }
.legal h1 { max-width: 18ch; font-size: clamp(2.5rem, 7vw, 4.7rem); }
h2 { margin: 2.6rem 0 0.75rem; font-size: clamp(1.45rem, 3vw, 2rem); }
h3 { margin-bottom: 0.55rem; font-size: 1.12rem; }
.lede { max-width: 44rem; margin: 0; color: var(--muted); font-size: clamp(1.1rem, 2.5vw, 1.35rem); }
.hero-art {
  position: relative;
  display: grid;
  place-items: center;
  justify-self: center;
  width: min(22rem, 100%);
  aspect-ratio: 1 / 1;
}
.hero-art::before {
  position: absolute;
  width: 92%;
  aspect-ratio: 1;
  border-radius: 38%;
  background: linear-gradient(145deg, rgba(105, 123, 255, 0.24), rgba(150, 118, 246, 0.1));
  content: "";
  transform: rotate(8deg);
}
.hero-art img {
  position: relative;
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  border-radius: 28%;
  box-shadow: var(--shadow);
  transform: rotate(-2deg);
}
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2rem; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.75rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  color: var(--ink);
  background: var(--surface-solid);
  font-weight: 750;
  text-decoration: none;
  box-shadow: 0 0.55rem 1.5rem rgba(51, 56, 102, 0.08);
}
.button.primary { border-color: transparent; color: white; background: linear-gradient(135deg, var(--accent), #795fe4); }
.section { margin-top: clamp(3.5rem, 8vw, 6rem); }
.section-heading { max-width: 42rem; margin-bottom: 1.5rem; }
.section-heading p { color: var(--muted); }
.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.card, .legal-card, .contact-card, .callout {
  border: 1px solid var(--line);
  border-radius: var(--radius-medium);
  background: var(--surface);
  box-shadow: 0 1rem 3rem rgba(58, 62, 106, 0.08);
}
.card { min-height: 13rem; padding: 1.4rem; }
.card p { margin-bottom: 0; color: var(--muted); }
.card-number {
  display: grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  margin-bottom: 1.3rem;
  border-radius: 0.8rem;
  color: var(--accent-strong);
  background: var(--accent-soft);
  font-weight: 850;
}
.pilot-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: clamp(1.4rem, 4vw, 2.2rem);
  border-radius: var(--radius-large);
  color: white;
  background: linear-gradient(135deg, #202858, #4e5bd0 62%, #7558d9);
  box-shadow: var(--shadow);
}
.pilot-banner h2 { margin: 0 0 0.45rem; color: white; }
.pilot-banner p { max-width: 42rem; margin: 0; color: rgba(255, 255, 255, 0.78); }
.pilot-banner .button { flex: 0 0 auto; box-shadow: none; }
.legal { max-width: 52rem; }
.legal-header { margin-bottom: 2rem; }
.updated { margin-top: 1rem; color: var(--muted); font-size: 0.92rem; }
.legal-card { padding: clamp(1.4rem, 5vw, 2.7rem); }
.legal-card p, .legal-card li { color: var(--muted); }
.legal-card strong { color: var(--ink); }
.legal-card ul, .legal-card ol { padding-left: 1.25rem; }
.legal-card li + li { margin-top: 0.45rem; }
.callout { margin: 1.5rem 0; padding: 1.1rem 1.2rem; border-color: color-mix(in srgb, var(--accent) 24%, var(--line)); background: color-mix(in srgb, var(--accent-soft) 56%, var(--surface)); }
.callout p { margin: 0; }
.callout.warning { border-color: rgba(171, 104, 31, 0.28); background: rgba(255, 183, 77, 0.11); }
.callout.warning strong { color: var(--warning); }
.step-list { display: grid; gap: 0.85rem; padding: 0 !important; list-style: none; counter-reset: steps; }
.step-list li { display: grid; grid-template-columns: 2.25rem 1fr; gap: 0.85rem; align-items: start; counter-increment: steps; }
.step-list li::before {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.75rem;
  color: var(--accent-strong);
  background: var(--accent-soft);
  font-weight: 850;
  content: counter(steps);
}
.contact-card { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 1.5rem; padding: clamp(1.4rem, 5vw, 2.4rem); }
.contact-card h2 { margin: 0 0 0.5rem; }
.contact-card p { margin: 0; color: var(--muted); }
.support-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.support-grid .card { min-height: 0; }
.site-footer { padding: 2rem 0 3rem; color: var(--muted); font-size: 0.88rem; }
.footer-shell { display: flex; align-items: flex-start; justify-content: space-between; gap: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--line); }
.footer-links { display: flex; flex-wrap: wrap; gap: 0.9rem; }
.footer-links a { color: var(--muted); }
.attribution { max-width: 38rem; margin: 0.5rem 0 0; }

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f4f5ff;
    --muted: #a9acbf;
    --canvas: #0d1020;
    --canvas-deep: #11152a;
    --surface: rgba(25, 29, 53, 0.82);
    --surface-solid: #1c2039;
    --line: rgba(215, 219, 255, 0.13);
    --accent: #7286ff;
    --accent-strong: #9aa8ff;
    --accent-soft: rgba(98, 117, 244, 0.18);
    --warning: #f4b66c;
    --shadow: 0 1.5rem 4.5rem rgba(0, 0, 0, 0.34);
  }
  body {
    background:
      radial-gradient(circle at 12% -8%, rgba(74, 93, 218, 0.28), transparent 30rem),
      radial-gradient(circle at 92% 12%, rgba(105, 75, 194, 0.2), transparent 27rem),
      linear-gradient(180deg, var(--canvas) 0%, #0f1223 55%, var(--canvas-deep) 100%);
  }
  .site-header { background: rgba(13, 16, 32, 0.76); }
}

@media (max-width: 48rem) {
  .site-shell { width: min(100% - 1.2rem, 42rem); }
  .site-header { padding: 0.6rem 0; }
  .nav-shell { align-items: stretch; flex-direction: column; padding: 0.65rem; }
  .brand { padding-left: 0.2rem; }
  .site-nav { display: grid; grid-template-columns: repeat(3, 1fr); }
  .site-nav a { padding-inline: 0.4rem; text-align: center; }
  main { padding-top: 3rem; }
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-art { grid-row: 1; width: min(15rem, 68vw); }
  h1 { font-size: clamp(2.65rem, 15vw, 4.25rem); }
  .card-grid, .support-grid { grid-template-columns: 1fr; }
  .pilot-banner { align-items: stretch; flex-direction: column; }
  .contact-card { grid-template-columns: 1fr; }
  .pilot-banner .button, .contact-card .button { width: 100%; }
  .footer-shell { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }