body {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

.tool-card {
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.tool-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
}

.result-box {
  background-color: var(--bs-tertiary-bg);
  border-radius: 0.5rem;
}