body {
  background-image: linear-gradient(180deg, rgba(71,118,230,0.08) 0%, rgba(206,223,255,0.6) 100%);
}
.hero {
  padding: 6rem 0;
  text-align: center;
}
.hero h1 {
  font-size: 2.8rem;
  font-weight: 700;
  color: #26355c;
}
.hero p {
  font-size: 1.1rem;
  color: #526489;
  max-width: 720px;
  margin: 1rem auto 0;
}
.hero .btn {
  margin-top: 2rem;
}
.metrics {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 3rem;
}
.metric-card {
  background: #fff;
  padding: 1.25rem 1.75rem;
  border-radius: 1rem;
  box-shadow: 0 12px 30px rgba(71,118,230,.12);
  min-width: 220px;
}
.metric-card span {
  display: block;
  color: #6c7aa6;
  font-size: 0.9rem;
}
.metric-card strong {
  display: block;
  margin-top: 0.35rem;
  font-size: 1.6rem;
  color: #1a2a52;
}
.table-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.navbar-shadow {
  box-shadow: 0 12px 24px rgba(71,118,230,.12);
}
.footer span {
  color: #4d5875;
  font-size: 0.9rem;
}
main {
  min-height: calc(100vh - 140px);
}