body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(to right, #eef2f3, #8e9eab);
  padding: 40px;
  max-width: 700px;
  margin: auto;
  box-shadow: 0 0 15px rgba(0,0,0,0.2);
  border-radius: 15px;
}

h1 {
  text-align: center;
  color: #2c3e50;
  text-shadow: 2px 2px 5px #ccc;
  margin-bottom: 20px;
}

textarea {
  width: 100%;
  padding: 15px;
  font-size: 16px;
  border: none;
  border-radius: 12px;
  box-shadow: inset 2px 2px 5px #aaa, inset -2px -2px 5px #fff;
  resize: none;
  margin-bottom: 15px;
}

button {
  background: linear-gradient(to right, #4facfe, #00f2fe);
  border: none;
  color: white;
  padding: 12px 20px;
  font-size: 16px;
  font-weight: bold;
  border-radius: 10px;
  margin-right: 10px;
  cursor: pointer;
  box-shadow: 2px 2px 8px rgba(0,0,0,0.3);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

button:hover {
  transform: scale(1.05);
  box-shadow: 4px 4px 12px rgba(0,0,0,0.3);
}

#saida {
  margin-top: 20px;
  padding: 15px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 2px 2px 6px #ccc, -2px -2px 6px #fff;
  font-size: 18px;
  color: #333;
  min-height: 50px;
}

#botaoGravar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: radial-gradient(circle, #ff4d4d, #b30000);
  color: white;
  font-size: 18px;
  font-weight: bold;
  border: none;
  box-shadow: inset -2px -2px 6px #ff8080, inset 2px 2px 6px #800000, 2px 2px 10px rgba(0,0,0,0.3);
  margin-top: 20px;
  cursor: pointer;
  transition: transform 0.1s ease;
}
#botaoGravar:active {
  transform: scale(0.95);
}