:root {
  color-scheme: light;
  --blue: #0073ab;
  --blue-dark: #003f5c;
  --blue-soft: #e8f4f8;
  --ink: #14191c;
  --text: #3d484e;
  --muted: #6b767c;
  --line: #d7dde0;
  --surface: #f4f6f7;
  --white: #ffffff;
  --sans: Arial, Helvetica, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--white); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.5; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.site-header {
  position: relative;
  z-index: 10;
  height: 80px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 48px;
  padding: 0 max(32px, calc((100vw - 1320px) / 2));
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--blue-dark); }
.brand-mark { width: 38px; height: 38px; fill: none; stroke: currentColor; stroke-width: 1.15; }
.brand > span { display: grid; line-height: 1; }
.brand strong { font-size: 17px; font-weight: 700; letter-spacing: .12em; }
.brand small { margin-top: 5px; font-size: 8px; font-weight: 700; letter-spacing: .22em; }
.primary-nav { display: flex; align-items: center; gap: 34px; }
.primary-nav a, .header-link { color: #29353a; font-size: 14px; font-weight: 600; }
.primary-nav a:hover, .header-link:hover { color: var(--blue); }
.header-actions { display: flex; align-items: center; gap: 20px; }

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 26px;
  border: 2px solid transparent;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  transition: background-color 150ms ease, border-color 150ms ease, color 150ms ease;
}
.button-small { min-height: 42px; padding: 0 20px; font-size: 14px; }
.button-dark { background: var(--blue-dark); color: var(--white); }
.button-dark:hover { background: #002f45; }
.button-light { background: var(--white); color: var(--blue-dark); }
.button-light:hover { background: var(--blue-soft); }
.button-outline { border-color: var(--white); color: var(--white); }
.button-outline:hover { background: var(--white); color: var(--blue-dark); }

.hero { position: relative; min-height: 610px; display: flex; align-items: center; overflow: hidden; background: #35545f; }
.hero > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 58%; }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4, 22, 31, .82) 0%, rgba(4, 22, 31, .54) 48%, rgba(4, 22, 31, .12) 78%); }
.hero-content { position: relative; z-index: 1; width: min(1320px, 100%); margin: 0 auto; padding: 78px 32px 110px; color: var(--white); }
.kicker { margin: 0 0 16px; font-size: 14px; font-weight: 700; letter-spacing: .01em; }
.kicker.blue { color: var(--blue); }
.kicker.light { color: #a9d9eb; }
.hero h1 { max-width: 760px; margin: 0; font-size: clamp(44px, 5.2vw, 70px); font-weight: 700; letter-spacing: -.035em; line-height: 1.04; }
.hero-content > p:not(.kicker) { max-width: 630px; margin: 24px 0 0; font-size: 20px; line-height: 1.5; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }

.quick-actions {
  position: relative;
  z-index: 3;
  width: min(1256px, calc(100% - 64px));
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: -54px auto 0;
  border-radius: 14px;
  background: var(--white);
  box-shadow: 0 8px 28px rgba(14, 35, 45, .14);
  overflow: hidden;
}
.quick-actions > a { min-height: 108px; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 16px; padding: 24px; }
.quick-actions > a + a { border-left: 1px solid var(--line); }
.quick-actions > a:hover { background: var(--surface); }
.action-icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%; background: var(--blue-soft); color: var(--blue); font-size: 18px; font-weight: 700; }
.quick-actions div { display: grid; }
.quick-actions strong { font-size: 17px; }
.quick-actions small { margin-top: 4px; color: var(--muted); font-size: 13px; }
.action-arrow { color: var(--blue); font-size: 22px; }

.section { width: min(1320px, 100%); margin: 0 auto; padding: 104px 32px; }
.section-heading { max-width: 670px; }
.section-heading.centered { margin: 0 auto; text-align: center; }
.section-heading h2, .feature-copy h2, .network h2, .contact h2 { margin: 0; font-size: clamp(36px, 4.2vw, 54px); font-weight: 700; letter-spacing: -.035em; line-height: 1.1; }
.section-heading > p:last-child { margin: 20px 0 0; color: var(--text); font-size: 18px; line-height: 1.55; }
.intro { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 100px; padding-top: 132px; }
.intro-copy { padding-top: 30px; }
.intro-copy p { margin: 0; color: var(--text); font-size: 18px; line-height: 1.65; }
.intro-copy p + p { margin-top: 22px; }

.feature { width: min(1440px, 100%); display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(420px, .88fr); margin: 0 auto; background: var(--surface); }
.feature-image { min-height: 570px; overflow: hidden; }
.feature-image img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.feature-copy { align-self: center; padding: 64px clamp(40px, 6vw, 88px); }
.feature-copy > p:not(.kicker) { margin: 22px 0 0; color: var(--text); font-size: 18px; line-height: 1.6; }
.feature-copy ul { margin: 28px 0 0; padding: 0; list-style: none; }
.feature-copy li { padding: 13px 0; border-top: 1px solid var(--line); color: var(--text); font-size: 15px; }
.text-link, .service-cards article > a { display: inline-flex; align-items: center; gap: 10px; margin-top: 30px; color: var(--blue); font-size: 15px; font-weight: 700; }
.text-link span, .service-cards article > a span { font-size: 20px; }

.services { padding-top: 120px; padding-bottom: 120px; }
.service-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; margin-top: 58px; }
.service-cards article { min-height: 330px; display: flex; flex-direction: column; padding: 32px; border: 1px solid var(--line); border-radius: 14px; background: var(--white); }
.service-cards article:hover { border-color: #aab6bb; box-shadow: 0 5px 20px rgba(14, 35, 45, .08); }
.service-symbol { width: 60px; height: 60px; display: grid; place-items: center; border-radius: 50%; background: var(--blue-soft); color: var(--blue-dark); font-size: 11px; font-weight: 700; letter-spacing: .06em; }
.service-cards h3 { margin: 30px 0 0; font-size: 25px; font-weight: 700; letter-spacing: -.02em; }
.service-cards p { margin: 14px 0 0; color: var(--text); font-size: 16px; line-height: 1.55; }
.service-cards article > a { margin-top: auto; padding-top: 28px; }

.network { background: var(--blue-dark); color: var(--white); }
.network-inner { width: min(1256px, 100%); display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr); gap: 100px; margin: 0 auto; padding: 104px 32px; }
.network-inner > div > p:not(.kicker) { max-width: 640px; margin: 22px 0 32px; color: rgba(255,255,255,.75); font-size: 18px; line-height: 1.6; }
.network dl { margin: 0; border-top: 1px solid rgba(255,255,255,.3); }
.network dl div { padding: 20px 0; border-bottom: 1px solid rgba(255,255,255,.3); }
.network dt { font-size: 20px; font-weight: 700; }
.network dd { margin: 7px 0 0; color: rgba(255,255,255,.65); font-size: 14px; }

.operations { padding-top: 120px; padding-bottom: 120px; }
.operation-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 60px; border-top: 1px solid var(--line); }
.operation-list article { display: grid; grid-template-columns: 50px minmax(0, 1fr); gap: 20px; padding: 32px 28px 32px 0; border-bottom: 1px solid var(--line); }
.operation-list article:nth-child(odd) { margin-right: 36px; }
.operation-list article:nth-child(even) { margin-left: 36px; }
.operation-list > article > span { color: var(--blue); font-size: 14px; font-weight: 700; }
.operation-list h3 { margin: 0; font-size: 22px; font-weight: 700; }
.operation-list p { margin: 10px 0 0; color: var(--text); font-size: 15px; line-height: 1.6; }

.contact { display: flex; align-items: center; justify-content: space-between; gap: 56px; padding: 90px max(32px, calc((100vw - 1256px) / 2)); background: var(--blue-soft); }
.contact > div > p:not(.kicker) { margin: 16px 0 0; color: var(--text); font-size: 18px; }
.contact .button { flex: 0 0 auto; }

.site-footer { padding: 70px max(32px, calc((100vw - 1256px) / 2)) 28px; background: #f1f3f4; }
.footer-main { display: grid; grid-template-columns: minmax(260px, 1fr) 180px 180px; gap: 70px; padding-bottom: 54px; }
.footer-main > div { display: flex; flex-direction: column; align-items: flex-start; gap: 11px; }
.footer-main > div strong { margin-bottom: 6px; font-size: 15px; }
.footer-main > div a { color: var(--text); font-size: 14px; }
.footer-main > div a:hover { color: var(--blue); }
.footer-legal { display: flex; justify-content: space-between; gap: 30px; padding-top: 22px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }

@media (max-width: 1020px) {
  .site-header { gap: 24px; padding: 0 24px; }
  .primary-nav { display: none; }
  .site-header { grid-template-columns: auto 1fr; }
  .header-actions { justify-self: end; }
  .hero-content { padding-right: 24px; padding-left: 24px; }
  .quick-actions { width: calc(100% - 40px); }
  .quick-actions > a { grid-template-columns: auto minmax(0, 1fr); }
  .action-arrow { display: none; }
  .intro { grid-template-columns: 1fr; gap: 30px; }
  .intro-copy { max-width: 720px; padding-top: 0; }
  .feature { grid-template-columns: 1fr; }
  .feature-image { min-height: 460px; }
  .service-cards { grid-template-columns: 1fr; }
  .service-cards article { min-height: 280px; }
  .network-inner { grid-template-columns: 1fr; gap: 60px; }
}

@media (max-width: 680px) {
  .site-header { height: 70px; }
  .brand-mark { width: 32px; height: 32px; }
  .brand strong { font-size: 14px; }
  .header-link { display: none; }
  .button-small { min-height: 38px; padding: 0 15px; font-size: 13px; }
  .hero { min-height: 600px; }
  .hero-shade { background: rgba(4, 22, 31, .62); }
  .hero-content { padding-top: 70px; padding-bottom: 90px; }
  .hero h1 { font-size: 44px; }
  .hero-content > p:not(.kicker) { font-size: 17px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .quick-actions { grid-template-columns: 1fr; margin-top: -36px; border-radius: 12px; }
  .quick-actions > a { min-height: 92px; }
  .quick-actions > a + a { border-top: 1px solid var(--line); border-left: 0; }
  .section { padding: 80px 20px; }
  .section-heading h2, .feature-copy h2, .network h2, .contact h2 { font-size: 36px; }
  .intro-copy p, .section-heading > p:last-child, .feature-copy > p:not(.kicker), .network-inner > div > p:not(.kicker), .contact > div > p:not(.kicker) { font-size: 16px; }
  .feature-image { min-height: 330px; }
  .feature-copy { padding: 52px 20px 64px; }
  .services, .operations { padding-top: 84px; padding-bottom: 84px; }
  .service-cards article { padding: 26px; }
  .network-inner { padding: 80px 20px; }
  .operation-list { grid-template-columns: 1fr; }
  .operation-list article:nth-child(n) { margin: 0; padding-right: 0; }
  .contact { align-items: flex-start; flex-direction: column; padding: 72px 20px; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer-main .brand { grid-column: 1 / -1; }
  .footer-legal { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}