:root {
  font-family: Arial, Helvetica, sans-serif;
  color: #202331;
  background: #fffaf4;
  line-height: 1.6;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: #fffaf4;
}
header, main, footer {
  width: min(960px, calc(100% - 32px));
  margin: 0 auto;
}
header {
  padding: 28px 0 18px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
}
.brand {
  font-size: 1.55rem;
  font-weight: 800;
  text-decoration: none;
  color: #202331;
}
nav a, footer a {
  color: #3346a8;
  margin-right: 16px;
  text-decoration: none;
}
.hero { padding: 72px 0 58px; }
.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.4rem, 7vw, 5rem);
  line-height: 1.02;
}
.hero p {
  max-width: 650px;
  font-size: 1.2rem;
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 18px;
  margin: 24px 0 64px;
}
.card {
  background: #fff;
  border: 1px solid #ece7dc;
  border-radius: 22px;
  padding: 24px;
}
.legal {
  max-width: 760px;
  padding: 38px 0 70px;
}
.notice {
  background: #fff4c9;
  border-radius: 14px;
  padding: 14px 18px;
}
footer {
  padding: 26px 0 40px;
  border-top: 1px solid #ddd7ca;
}