:root {
  --primary: #0073AB;
  --primary-dark: #005f8f;
  --primary-soft: #e4f3fa;
  --text: #172033;
  --muted: #667085;
  --line: #d8e0ea;
  --surface: #ffffff;
  --surface-2: #f4f7fb;
  --surface-3: #f8fbfd;
  --success: #147a52;
  --warning: #9a5b00;
  --danger: #b9251b;
  --shadow: 0 22px 70px rgba(16, 32, 51, .13);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 74px;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--surface-2);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 1rem;
  min-height: 64px;
  padding: .48rem clamp(1rem, 4vw, 3.5rem);
  border-bottom: 1px solid rgba(216, 224, 234, .8);
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(18px);
}

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

.brand img {
  width: 112px;
  height: auto;
}

.site-nav {
  display: flex;
  justify-content: flex-end;
  gap: .25rem;
}

.site-nav a {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: .38rem .65rem;
  border-radius: var(--radius);
  color: var(--primary-dark);
  font-weight: 800;
}

.site-nav a:hover {
  background: var(--primary-soft);
}

.nav-toggle {
  display: none;
}

.hero,
.section[id] {
  scroll-margin-top: 74px;
}

.hero {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(420px, 1.1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  min-height: calc(100vh - 64px);
  padding: clamp(3rem, 6vw, 5.5rem) clamp(1rem, 5vw, 5rem) 3.6rem;
  background:
    linear-gradient(135deg, #f5fbfe 0%, #ffffff 44%, #eef5f9 100%),
    radial-gradient(circle at 78% 22%, rgba(0, 115, 171, .16), transparent 34%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: clamp(1rem, 3vw, 2.4rem) clamp(1rem, 4vw, 4rem);
  border: 1px solid rgba(183, 215, 232, .75);
  border-radius: 30px;
  background:
    linear-gradient(120deg, rgba(255,255,255,.94) 0%, rgba(255,255,255,.78) 44%, rgba(214,238,248,.62) 100%);
  box-shadow: 0 34px 90px rgba(24, 47, 76, .12);
  z-index: -1;
}

.hero-copy {
  max-width: 720px;
  padding-left: clamp(.25rem, 1.5vw, 1rem);
}

.eyebrow {
  margin: 0 0 .75rem;
  color: var(--primary-dark);
  font-size: .82rem;
  font-weight: 900;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 1rem;
  color: #10182a;
  font-size: clamp(2.45rem, 6.5vw, 5.6rem);
  line-height: .98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: .85rem;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.05;
}

h3 {
  margin-bottom: .45rem;
  font-size: 1.16rem;
}

p {
  color: var(--muted);
  line-height: 1.62;
}

.hero-lede {
  max-width: 650px;
  font-size: clamp(1.05rem, 2vw, 1.28rem);
  font-weight: 650;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  margin: 1.7rem 0 1.2rem;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .8rem 1.05rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 900;
}

.button-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 14px 30px rgba(0, 115, 171, .24);
}

.button-primary:hover {
  background: var(--primary-dark);
}

.button-secondary {
  border-color: var(--line);
  background: #fff;
  color: var(--text);
}

.trust-row,
.strip {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
}

.trust-row span,
.strip span {
  padding: .45rem .65rem;
  border: 1px solid #cfe3ef;
  border-radius: 999px;
  background: rgba(255, 255, 255, .72);
  color: var(--primary-dark);
  font-size: .86rem;
  font-weight: 850;
}

.hero-visual {
  position: relative;
  min-height: 580px;
}

.hero-photo {
  position: absolute;
  inset: 0 0 0 7%;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .88);
  border-radius: 26px;
  background: #fff;
  box-shadow: 0 30px 80px rgba(24, 47, 76, .18);
}

.hero-photo img {
  width: 100%;
  height: 100%;
  min-height: 580px;
  object-fit: cover;
}

.hero-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(245,251,254,.42), rgba(255,255,255,0) 42%),
    linear-gradient(180deg, rgba(255,255,255,0) 58%, rgba(16,32,51,.30));
  pointer-events: none;
}

.strip {
  justify-content: center;
  padding: 1.1rem clamp(1rem, 5vw, 5rem);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.section {
  padding: clamp(3.2rem, 7vw, 5.5rem) clamp(1rem, 5vw, 5rem);
}

.section-head {
  max-width: 820px;
  margin-bottom: 2rem;
}

.section-head.compact {
  margin-bottom: 1.25rem;
}

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

.feature-grid article {
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 12px 34px rgba(16, 32, 51, .06);
}

.icon {
  display: inline-flex;
  margin-bottom: .9rem;
  color: var(--primary);
  font-weight: 950;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(360px, 1.2fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
  background: #fff;
}

.timeline {
  display: grid;
  gap: .8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline li {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-3);
}

.timeline strong {
  color: var(--text);
}

.timeline span {
  color: var(--muted);
  line-height: 1.45;
}

.roles {
  background: var(--surface-2);
}

.role-board {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: .8rem;
}

.role-board div {
  min-height: 150px;
  display: grid;
  align-content: end;
  gap: .35rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #fff, #f7fbfd);
}


.role-icon {
  display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  width: 38px;
  height: 38px;
  margin-bottom: .55rem;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(229, 244, 250, .95), rgba(255, 255, 255, .96));
  color: var(--primary);
  font-weight: 950;
}
.role-icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.role-board small {
  color: var(--primary-dark);
  font-weight: 900;
  text-transform: uppercase;
}

.role-board strong {
  line-height: 1.28;
}

.pilot {
  display: block;
  gap: 1.5rem;
  align-items: center;
  margin: 0 clamp(1rem, 5vw, 5rem) clamp(2rem, 5vw, 4rem);
  padding: clamp(2rem, 4vw, 3rem);
  border: 1px solid #b7d7e8;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary-soft), #fff);
}

.pilot h2 {
  max-width: 980px;
  font-size: clamp(1.8rem, 4vw, 3rem);
}

.pilot p {
  max-width: 780px;
  margin-bottom: 0;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.4rem clamp(1rem, 5vw, 5rem);
  border-top: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  font-weight: 750;
}

.site-footer img {
  width: 120px;
}

.site-footer a {
  color: var(--primary-dark);
}
@media (max-width: 1080px) {
  .hero,
  .split,
  .pilot {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 520px;
  }

  .hero-photo,
  .hero-photo img {
    min-height: 520px;
  }

  .feature-grid,
  .role-board {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 760px) {
  .hero::before {
    inset: .75rem;
    border-radius: 18px;
  }

  .site-header {
    grid-template-columns: 1fr auto;
    padding-inline: 1rem;
  }

  .brand img {
    width: 100px;
  }

  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
  }

  .nav-toggle span {
    width: 18px;
    height: 2px;
    margin: 2px 0;
    background: var(--primary-dark);
  }

  .site-nav {
    display: none;
  }

  .site-header.nav-open .site-nav {
    display: grid;
    grid-column: 1 / -1;
    justify-content: stretch;
    gap: .2rem;
    padding-top: .5rem;
  }

  .site-header.nav-open .site-nav a {
    justify-content: flex-start;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    gap: 1.4rem;
    padding-top: 2.4rem;
  }

  .hero-copy {
    padding-left: 0;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
    justify-content: center;
  }

  .trust-row {
    gap: .45rem;
  }

  .hero-visual {
    min-height: 430px;
  }

  .hero-photo {
    inset: 0;
    border-radius: 20px;
  }

  .hero-photo img {
    min-height: 430px;
  }

  .strip {
    grid-template-columns: 1fr;
    margin-inline: 1rem;
  }

  .section {
    padding: 3rem 1rem;
  }

  .section-head {
    grid-template-columns: 1fr;
  }

  .feature-grid,
  .timeline,
  .role-board,
  .split {
    grid-template-columns: 1fr;
  }

  .pilot {
    margin-inline: 1rem;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .hero-visual {
    min-height: 350px;
  }

  .hero-photo img {
    min-height: 350px;
  }

  .role-board > div,
  .feature-card,
  .step {
    padding: 1rem;
  }
}