body {
  font-family: 'Inter', sans-serif;
  background: linear-gradient(to right, #25d366, #128c7e);
  color: #333;
  margin: 0;
  padding: 0;
}
.container {
  max-width: 700px;
  margin: auto;
  background: white;
  padding: 30px;
  border-radius: 12px;
  margin-top: 40px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}
.heading {
  text-align: center;
  color: #128c7e;
}
.subheading {
  text-align: center;
  color: #555;
}
.card {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}
input, textarea {
  padding: 10px;
  font-size: 1rem;
  border: 1px solid #ccc;
  border-radius: 6px;
  width: 100%;
  box-sizing: border-box;
}
button {
  background: #25d366;
  color: white;
  padding: 12px;
  font-size: 1rem;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: 0.2s ease-in-out;
}
button:hover {
  background: #128c7e;
}
.output {
  margin-top: 20px;
}
.output input {
  background: #f4f4f4;
}
.hidden {
  display: none;
}
.adsense-placeholder {
  background: #ffeaa7;
  padding: 15px;
  text-align: center;
  border-radius: 6px;
  margin-top: 40px;
}
.faq {
  margin-top: 40px;
}
footer {
  text-align: center;
  margin-top: 40px;
  color: white;
  font-size: 0.9rem;
}