:root {
--bg-main: #fafbfd;
--bg-soft: #edf2f8;
  --bg-deep: #042351;

  --primary: #1d3f78;
  --primary-dark: #042351;
  --accent: #5277a9;

  --text-dark: #1f2937;
  --text-muted: #5a7499;

  --border: #dde4ee;
  --white: #ffffff;

  --radius: 18px;
  --shadow: 0 12px 30px rgba(4, 35, 81, 0.06);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
}

body {
  background: var(--bg-main);
  color: var(--text-dark);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

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

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 11px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 49px;
  height: 49px;

  display: flex;
  align-items: center;
  justify-content: center;

  background: transparent;
  border: none;
  box-shadow: none;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.brand-title {
  height: 37px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-links a {
  color: var(--text-muted);
  font-weight: 650;
}

.nav-links a:hover {
  color: var(--primary);
}

.nav-toggle {
  display: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 12px 20px;
  border-radius: 999px;
  background: var(--primary);
  color: white !important;
  font-weight: 750;
  border: 1px solid var(--primary);
  box-shadow: 0 8px 20px rgba(36, 82, 122, 0.18);
  transition: 0.15s ease;
}

.btn:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-1px);
}

.btn-ghost {
  background: white;
  color: var(--primary) !important;
  border: 1px solid var(--border);
  box-shadow: none;
}

.btn-ghost:hover {
  background: var(--bg-soft);
}

.btn-small {
  padding: 9px 16px;
}

/* Hero */
.hero {
  padding: 82px 0 64px;
  background:
    radial-gradient(circle at top left, rgba(54, 83, 146, 0.16), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, var(--bg-main) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 36px;
  align-items: center;
}

.eyebrow {
  color: var(--accent);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 13px;
  margin: 0 0 14px;
}

.hero h1 {
  font-size: clamp(38px, 5vw, 62px);
  line-height: 1.05;
  color: var(--primary-dark);
  margin: 0 0 20px;
  letter-spacing: -1.2px;
}

.lead {
  font-size: 19px;
  color: var(--text-muted);
  max-width: 60ch;
  margin: 0;
}

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

.hero-card,
.tile,
.step,
.contact-box {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 30px;
  border-top: 5px solid var(--accent);
}

.hero-card h2 {
  margin: 0 0 16px;
  color: var(--primary-dark);
}

.feature-list {
  padding-left: 0;
  margin: 0;
  list-style: none;
  color: var(--text-muted);
}

.feature-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.feature-list li:last-child {
  border-bottom: none;
}

/* Sections */
.section {
  padding: 70px 0;
}

.section.alt {
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.narrow {
  max-width: 820px;
}

.center {
  text-align: center;
}

h2 {
  color: var(--primary-dark);
  font-size: clamp(28px, 3vw, 36px);
  line-height: 1.15;
  margin: 0 0 14px;
  letter-spacing: -0.5px;
}

h3 {
  color: var(--primary-dark);
  margin: 0 0 8px;
  font-size: 20px;
}

.muted,
.tile p,
.step p {
  color: var(--text-muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 28px;
}

.tile {
  padding: 24px;
  transition: 0.15s ease;
}

.tile:hover {
  transform: translateY(-3px);
  border-color: rgba(63, 156, 166, 0.45);
}

.tile h3::before {
  content: "";
  display: block;
  width: 38px;
  height: 4px;
  border-radius: 99px;
  background: var(--accent);
  margin-bottom: 14px;
}

/* Approach */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 28px;
}

.step {
  padding: 26px;
}

.step span {
  display: inline-flex;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  background: var(--bg-soft);
  color: var(--accent);
  font-weight: 900;
  margin-bottom: 14px;
}

/* Contact */
.contact-box {
  padding: 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  border-top: 5px solid var(--primary);
}

.contact-info {
  color: var(--text-muted);
}

.contact-info p {
  margin: 0 0 12px;
}

/* Footer */
.bottom {
  padding: 22px 0;
  background: var(--bg-deep);
  color: rgba(255, 255, 255, 0.78);
}

.bottom-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.bottom-row a {
  color: white;
  font-weight: 700;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-grid,
  .grid,
  .steps,
  .contact-box {
    grid-template-columns: 1fr;
  }

  .nav-toggle {
    display: inline-flex;
    padding: 9px 13px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: white;
    color: var(--primary-dark);
    font-weight: 700;
  }

  .nav-links {
    display: none;
    position: absolute;
    right: 16px;
    top: 74px;
    flex-direction: column;
    align-items: flex-start;
    background: white;
    padding: 16px;
    border-radius: 16px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    min-width: 210px;
  }

  .nav-links.open {
    display: flex;
  }

  .hero {
    padding: 56px 0 44px;
  }
}

@media (max-width: 520px) {
  .container {
    width: min(100% - 30px, 1120px);
  }

  .nav {
    padding: 9px 0;
  }

  .brand {
    gap: 9px;
  }

  .brand-mark {
    width: 32px;
    height: 32px;
  }

  .brand-title {
    height: 19px;
  }

  .nav-toggle {
    padding: 7px 11px;
    font-size: 14px;
  }

  .hero {
    padding: 34px 0 30px;
    background:
      radial-gradient(circle at top left, rgba(4, 35, 81, 0.04), transparent 48%),
      linear-gradient(180deg, #ffffff 0%, var(--bg-main) 100%);
  }

  .hero-grid {
    gap: 24px;
  }

  .eyebrow {
    font-size: 10.5px;
    line-height: 1.55;
    letter-spacing: 0.045em;
    margin-bottom: 12px;
  }

  .hero h1 {
    font-size: clamp(31px, 8.8vw, 36px);
    line-height: 1.12;
    letter-spacing: -0.04em;
    margin-bottom: 16px;
  }

  .lead {
    font-size: 16px;
    line-height: 1.65;
  }

  .hero-cta {
    gap: 10px;
    margin-top: 24px;
  }

  .btn {
    padding: 10px 15px;
    font-size: 15px;
  }

  .hero-card {
    padding: 22px;
  }

  .hero-card h2 {
    font-size: 26px;
  }

  .section {
    padding: 48px 0;
  }

  h2 {
    font-size: 27px;
  }

  .tile,
  .step,
  .contact-box {
    padding: 21px;
  }
}