:root {
  font-family: system-ui, sans-serif;
  line-height: 1.5;
}
body {
  max-width: 44rem;
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
}
h1 {
  margin-top: 0;
}
nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin: 1rem 0 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid #ddd;
}
nav a {
  color: #1565c0;
  text-decoration: none;
  font-weight: 600;
}
nav a:hover {
  text-decoration: underline;
}
section {
  margin-bottom: 2.5rem;
  scroll-margin-top: 1rem;
}
section h2 {
  font-size: 1.15rem;
  margin: 0 0 0.75rem;
}
label {
  display: block;
  margin-bottom: 0.25rem;
  font-weight: 600;
}
input[type='text'] {
  width: 100%;
  max-width: 24rem;
  padding: 0.5rem;
  font: inherit;
  box-sizing: border-box;
}
button {
  margin-top: 0.5rem;
  padding: 0.45rem 0.9rem;
  font: inherit;
  cursor: pointer;
}
#out {
  margin-top: 1rem;
}
#out ul {
  margin: 0.5rem 0 0;
  padding-left: 1.25rem;
}
.err {
  color: #b00020;
}
.ok {
  color: #0a7a0a;
}
.muted {
  color: #555;
  font-size: 0.9rem;
  margin-top: 1rem;
}
#api-status {
  font-weight: 600;
}
table.leads {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  margin-top: 0.5rem;
}
table.leads th,
table.leads td {
  border: 1px solid #ccc;
  padding: 0.35rem 0.5rem;
  text-align: left;
  vertical-align: top;
}
table.leads th {
  background: #f5f5f5;
}
.meta-box {
  background: #f8f9fa;
  padding: 1rem;
  border-radius: 6px;
}
.meta-box a.btn {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.5rem 1rem;
  background: #1877f2;
  color: #fff;
  text-decoration: none;
  border-radius: 4px;
  font-weight: 600;
}
.meta-box a.btn:hover {
  filter: brightness(1.05);
}