body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #3e3a3a;
  color: #fff3e0;
  padding: 20px;
  line-height: 1.6;
}

h2 {
  text-align: center;
  color: #c7c6c1;
  margin-bottom: 30px;
}

form {
  background: #c7c6c1;
  padding: 25px;
  max-width: 450px;
  margin: 0 auto;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

label {
  display: block;
  margin-top: 15px;
  color: black;
  font-weight: 500;
}

input, select {
  width: 100%;
  padding: 12px;
  margin-top: 8px;
  margin-bottom: 5px;
  border: 1px solid #969493;
  border-radius: 8px;
  background-color: #828282;
  color: black;
  font-size: 16px;
  box-sizing: border-box;
}

input::placeholder {
  color: #bcaaa4;
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23ffcc80'%3e%3cpath d='M7 10l5 5 5-5z'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 24px;
}

button {
  background-color: #828282;
  color: black;
  padding: 14px;
  width: 100%;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
  font-weight: bold;
  margin-top: 20px;
  transition: background-color 0.3s;
}

button:hover {
  background-color: gray;
}

button:disabled {
  background-color: #8d6e63;
  cursor: not-allowed;
}

#info-kalender {
  margin: 15px 0;
  padding: 12px;
  border-radius: 8px;
  background-color: rgba(255, 255, 255, 0.1);
}

#status-pesan {
  margin-top: 20px;
  padding: 12px;
  border-radius: 8px;
}

@media (max-width: 480px) {
  form {
    padding: 15px;
  }
  
  input, select, button {
    padding: 10px;
  }
}

@media (max-width: 480px) {
  body {
    padding: 10px;
  }

  form {
    padding: 12px;
    width: 100%;
  }
}