body {
  font-family: Manrope, system-ui, sans-serif;
  color: #152238;
  background: #f8f9fb;
  margin: 0;
}
.serif {
  font-family: "Source Serif 4", Georgia, serif;
}
.shell {
  max-width: 1120px;
  margin: auto;
  padding: 0 24px;
}
.public-nav {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #e1e5eb;
  background: #fff;
}
.public-nav a {
  color: inherit;
  text-decoration: none;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}
.brand img {
  width: 34px;
  height: 34px;
}
.navlinks {
  display: flex;
  gap: 24px;
  align-items: center;
  font-size: 14px;
  font-weight: 650;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 8px;
  padding: 12px 17px;
  font-weight: 750;
  background: #4d78ff;
  color: white;
  text-decoration: none;
  cursor: pointer;
}
.button.secondary {
  background: white;
  color: #26344c;
  border: 1px solid #d7dce4;
}
.hero {
  padding: 72px 0 38px;
  text-align: center;
}
.hero h1 {
  font-size: 52px;
  line-height: 1;
  letter-spacing: -0.045em;
  margin: 14px auto;
  max-width: 760px;
}
.hero p {
  font-size: 18px;
  line-height: 1.65;
  color: #607087;
  max-width: 700px;
  margin: auto;
}
.eyebrow {
  font-size: 10px;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  font-weight: 800;
  color: #416cf1;
}
.tool-card {
  max-width: 850px;
  margin: 0 auto 72px;
  background: white;
  border: 1px solid #e1e5eb;
  border-radius: 16px;
  padding: 30px;
  box-shadow: 0 18px 50px #1522380d;
}
.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.field {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid #d8dee8;
  border-radius: 8px;
  padding: 12px;
  font: inherit;
  margin-top: 8px;
  background: #fff;
}
.field:focus {
  outline: 3px solid #4d78ff22;
  border-color: #4d78ff;
}
label {
  font-size: 13px;
  font-weight: 750;
}
.result {
  margin-top: 24px;
  padding: 24px;
  border-radius: 12px;
  background: #f3f6ff;
  border: 1px solid #dae3ff;
}
.result h2 {
  margin: 8px 0;
  font-size: 30px;
}
.result-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 20px 0;
}
.metric {
  background: white;
  border: 1px solid #e4e8ee;
  border-radius: 9px;
  padding: 14px;
}
.metric small {
  color: #718096;
}
.metric b {
  display: block;
  font-size: 19px;
  margin-top: 5px;
}
.hidden {
  display: none;
}
.resource {
  max-width: 760px;
  margin: 60px auto;
  padding: 0 24px 80px;
}
.resource h1 {
  font-size: 50px;
  line-height: 1.02;
  letter-spacing: -0.04em;
}
.resource h2 {
  font-family: "Source Serif 4", serif;
  font-size: 30px;
  margin-top: 42px;
}
.resource p,
.resource li {
  color: #4e5e75;
  line-height: 1.8;
}
.notice {
  font-size: 12px;
  color: #6b778b;
  margin-top: 12px;
}
@media (max-width: 720px) {
  .navlinks a:not(.button) {
    display: none;
  }
  .hero {
    padding-top: 48px;
  }
  .hero h1,
  .resource h1 {
    font-size: 39px;
  }
  .grid,
  .result-grid {
    grid-template-columns: 1fr;
  }
  .tool-card {
    margin-left: 16px;
    margin-right: 16px;
    padding: 20px;
  }
  .shell {
    padding: 0 16px;
  }
}