body {
  font-family: 'Work Sans', sans-serif;
  background: #fff;
  margin: 0;
  padding: 0;
}

#interpop {
  max-width: 600px;
  background: #ffffff;
  margin: 15px auto;
}

h2 {
  font-weight: 700;
  margin-bottom: 15px;
  color: #333;
}

p {
  font-weight: 400;
  color: #555;
  line-height: 1.5;
  margin-bottom: 20px;
}

fieldset {
  border: 1px solid #e0e0e0;
  border-radius: 6px;
  padding: 15px;
  margin: 0;
}

fieldset + fieldset {
  border: none;
}

legend {
  font-weight: 600;
  color: #333;
  padding: 0 10px;
}

.entry {
  margin-bottom: 20px;
}

.entry:first-of-type {
  margin-bottom: 15px;
}

label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

input[type="email"],
input[type="text"]{
  width: 100%;
  padding: 12px;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 16px;
  box-sizing: border-box;
}

input[type="checkbox"] {
  margin-left: 8px;
  transform: scale(1.2);
}

input:disabled {
  background: #f0f0f0;
  cursor: not-allowed;
}

input:focus, button:focus {
  outline: none;
  border-color: #00c47c;
  box-shadow: 0 0 0 3px rgba(0, 196, 124, 0.2);
}

input[type="submit"] , 
button {
  background: #134282;
  color: #fff;
  border: none;
  padding: 12px 20px;
  border-radius: 25px;
  font-size: 16px;
  cursor: pointer;
  margin-top: 10px;
  width: 100%;
  transition: background 0.3s ease;
}

button:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 196, 124, 0.2);
}

a {
  color: #134282;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.red {
  color: #9A3984;
}

#message {
  margin-top: 15px;
  color: #c0392b;
  font-weight: 500;
}

@media (max-width: 400px) {
  #interpop {
    padding: 20px;
  }
  button {
    padding: 10px;
    font-size: 15px;
  }
}