:root {
  color-scheme: light;
  font-family: "Inter", "Segoe UI", system-ui, sans-serif;
  --primary: #1b62ff;
  --primary-dark: #1248c5;
  --text: #0c1b2a;
  --muted: #5c6770;
  --surface: #ffffff;
  --surface-alt: #f3f6fb;
  --border: #e1e6ef;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  color: var(--text);
  background: var(--surface);
  line-height: 1.6;
}

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

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.hero {
  background: linear-gradient(135deg, #0f1a35 0%, #1f3c88 50%, #244c9f 100%);
  color: #ffffff;
  padding-bottom: 5rem;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 0;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.02em;
}

.hero-content {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  align-items: center;
  padding: 3rem 0 1rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 1rem;
}

.hero h1 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.subtitle {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 2rem;
}

.hero-card {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  padding: 2rem;
  backdrop-filter: blur(6px);
}

.hero-card h3 {
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.hero-card ul {
  list-style: none;
  display: grid;
  gap: 0.75rem;
}

.section {
  padding: 4.5rem 0;
}

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

.section h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin-bottom: 2rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--surface);
  border-radius: 16px;
  padding: 1.75rem;
  border: 1px solid var(--border);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
}

.card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

.card p {
  color: var(--muted);
}

.lead {
  font-size: 1.1rem;
  max-width: 860px;
  color: var(--muted);
}

.highlight {
  margin-top: 1.5rem;
  font-weight: 600;
}

.list {
  list-style: none;
  display: grid;
  gap: 0.75rem;
  padding-left: 0;
}

.list li {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.9rem 1.2rem;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.06);
}

.cta {
  background: linear-gradient(120deg, #1b62ff 0%, #1b8cff 100%);
  color: #ffffff;
  text-align: center;
  padding: 4rem 0 5rem;
}

.cta p {
  margin: 1rem auto 2rem;
  max-width: 760px;
  color: rgba(255, 255, 255, 0.9);
}

.footer {
  padding: 2rem 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-domain {
  display: block;
  margin-top: 0.35rem;
  font-weight: 600;
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(8, 30, 74, 0.2);
}

.btn-primary {
  background: #ffffff;
  color: #12357a;
}

.btn-primary:hover {
  background: #e6efff;
}

.btn-outline {
  border-color: rgba(255, 255, 255, 0.6);
  color: #ffffff;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.15);
}

@media (max-width: 720px) {
  .nav {
    flex-direction: column;
    gap: 1rem;
  }

  .hero-card {
    padding: 1.5rem;
  }
}