:root {
  color-scheme: light;
  font-family: Arial, Helvetica, sans-serif;
  color: #172033;
  background: #f4f7fb;
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
}
a {
  color: #1669bd;
}
a:focus-visible {
  outline: 3px solid #1669bd;
  outline-offset: 3px;
}
.shell {
  width: min(1100px, calc(100% - 36px));
  margin: 0 auto;
}
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 28px 0;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #172033;
  font-weight: 700;
  text-decoration: none;
}
.brand img {
  width: 44px;
  height: 44px;
  object-fit: contain;
}
.button {
  display: inline-block;
  padding: 12px 18px;
  border-radius: 9px;
  background: #1976d2;
  color: white;
  font-weight: 700;
  text-decoration: none;
}
.button:hover {
  background: #125ba8;
}
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(270px, 0.7fr);
  gap: 52px;
  align-items: center;
  padding: 84px 0 92px;
}
.eyebrow {
  margin: 0 0 12px;
  color: #1976d2;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
h1 {
  margin: 0 0 24px;
  font-size: clamp(2.5rem, 5.5vw, 4.7rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}
.lead {
  max-width: 660px;
  color: #4f6078;
  font-size: 1.18rem;
  line-height: 1.65;
}
.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 30px;
}
.card,
.feature,
.legal-content {
  border: 1px solid #dce5f1;
  border-radius: 16px;
  background: white;
}
.card {
  padding: 30px;
  box-shadow: 0 14px 40px rgba(20, 43, 73, 0.07);
}
.card h2 {
  margin-top: 0;
}
.card p,
.feature p,
.legal-content p,
.legal-content li {
  color: #4f6078;
  line-height: 1.7;
}
.features {
  padding-bottom: 68px;
}
.features h2 {
  font-size: 1.8rem;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.feature {
  padding: 22px;
}
.feature h3 {
  margin: 0 0 10px;
}
.feature p {
  margin: 0;
}
.note {
  max-width: 850px;
  margin-bottom: 68px;
  padding: 28px;
  border-left: 4px solid #26a69a;
  background: white;
  border-radius: 0 12px 12px 0;
}
.note p {
  line-height: 1.7;
  color: #4f6078;
}
.site-footer {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 26px 0 40px;
  border-top: 1px solid #dce5f1;
  color: #64748b;
  font-size: 0.9rem;
}
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}
.legal-content {
  max-width: 850px;
  margin: 42px auto 68px;
  padding: clamp(24px, 5vw, 54px);
}
.legal-content h1 {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
}
.legal-content h2 {
  margin-top: 34px;
  font-size: 1.35rem;
}
.legal-content ul {
  padding-left: 22px;
}
.legal-content .updated {
  margin-top: -8px;
}
@media (max-width: 740px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 58px 0 62px;
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .site-header .button {
    font-size: 0.9rem;
  }
}