:root {
  --bg: #ffffff;
  --text: #172033;
  --muted: #5c677d;
  --line: #dde3ec;
  --soft: #f4f7fb;
  --brand: #173b73;
  --brand-dark: #102a52;
  --accent: #2d7fbf;
  --card: #ffffff;
  --shadow: 0 18px 50px rgba(18, 35, 63, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

img {
  max-width: 100%;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.narrow {
  max-width: 820px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--brand);
  letter-spacing: 0.02em;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 0.95rem;
}

nav a {
  color: var(--text);
}

.hero {
  padding: 86px 0;
  background:
    linear-gradient(135deg, rgba(23, 59, 115, 0.96), rgba(16, 42, 82, 0.92)),
    radial-gradient(circle at 80% 10%, rgba(45, 127, 191, 0.4), transparent 32%);
  color: #ffffff;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 46px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.hero .eyebrow {
  color: #9fd0f5;
}

h1,
h2,
h3 {
  line-height: 1.2;
  margin: 0 0 16px;
}

h1 {
  font-size: clamp(2.3rem, 5vw, 4.6rem);
  letter-spacing: -0.045em;
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  letter-spacing: -0.03em;
}

h3 {
  font-size: 1.25rem;
}

p {
  margin: 0 0 18px;
}

.lead {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
}

.hero p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.86);
  max-width: 720px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 999px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 700;
  border: 1px solid var(--accent);
}

.button:hover {
  background: #236da5;
  text-decoration: none;
}

.button.secondary {
  background: transparent;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.5);
}

.hero-card {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 24px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.hero-card div {
  padding: 18px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.hero-card div:last-child {
  border-bottom: none;
}

.hero-card strong,
.hero-card span {
  display: block;
}

.hero-card strong {
  font-size: 1.2rem;
}

.hero-card span {
  color: rgba(255, 255, 255, 0.76);
}

.section {
  padding: 76px 0;
}

.section.alt {
  background: var(--soft);
}

.intro {
  text-align: center;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 34px;
}

.cards {
  display: grid;
  gap: 22px;
}

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

.cards.two {
  grid-template-columns: repeat(2, 1fr);
}

.card,
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 26px;
  box-shadow: 0 8px 24px rgba(18, 35, 63, 0.06);
}

.card p:last-child,
.panel p:last-child {
  margin-bottom: 0;
}

.split {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 42px;
  align-items: center;
}

.split.reverse {
  grid-template-columns: 0.85fr 1fr;
}

.highlight {
  border-left: 5px solid var(--accent);
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 10px;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.card ul {
  margin: 0;
  padding-left: 20px;
}

.cta {
  background: var(--brand);
  color: #ffffff;
  text-align: center;
}

.cta p {
  color: rgba(255, 255, 255, 0.86);
}

.contact-line {
  font-size: 1.1rem;
}

.site-footer {
  padding: 24px 0;
  background: var(--brand-dark);
  color: rgba(255, 255, 255, 0.78);
  text-align: center;
  font-size: 0.92rem;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 860px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px 0;
  }

  .hero-grid,
  .split,
  .split.reverse,
  .cards.three,
  .cards.two {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 58px 0;
  }

  .section {
    padding: 54px 0;
  }
}