* { box-sizing: border-box; font-family: sans-serif; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #f6f0f3;
}

.card {
  background: #fff0f5;
  width: 90%;
  max-width: 380px;
  padding: 25px;
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.card h1 { margin: 0 0 5px; color: #333; }
.card p { color: #777; }

input {
  width: 100%;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid #ddd;
  margin: 15px 0;
  font-size: 16px;
  text-align: center;
}

button {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 12px;
  background: #ff5da2;
  color: white;
  font-size: 17px;
  font-weight: bold;
  cursor: pointer;
}

button:active { transform: scale(0.98); }

#result {
  margin-top: 18px;
  font-size: 16px;
  line-height: 1.8;
  color: #333;
}