/* Import Font Modern (Poppins) */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: 'Poppins', sans-serif;
  background-color: #f4f6f9; /* Abu-abu muda elegan */
  color: #333;
  height: 100%;
}

.container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 20px;
}

.form-box {
  background: #fff;
  width: 100%;
  max-width: 480px;
  padding: 2.5em;
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  position: relative;
  border-top: 6px solid #EB0A1E; /* Merah Toyota */
}

/* Judul */
.form-box h3 {
  margin-top: 0;
  margin-bottom: 25px;
  color: #222;
  font-weight: 700;
  font-size: 1.5rem;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.form-group {
  margin-bottom: 1.2em;
}

/* Input dan Select */
.form-input {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid #eee;
  border-radius: 10px;
  font-size: 0.95em;
  color: #333;
  background-color: #fcfcfc;
  font-family: 'Poppins', sans-serif;
  transition: all 0.3s ease;
  outline: none;
}

.form-input:focus {
  border-color: #EB0A1E;
  background-color: #fff;
  box-shadow: 0 0 0 4px rgba(235, 10, 30, 0.1);
}

/* Tombol WhatsApp */
.button {
  border: none;
  border-radius: 50px;
  padding: 16px;
  background: linear-gradient(45deg, #25D366, #128C7E);
  color: #fff;
  width: 100%;
  cursor: pointer;
  font-size: 1.1em;
  font-weight: 700;
  text-transform: uppercase;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.3);
  transition: transform 0.2s, box-shadow 0.2s;
  margin-top: 10px;
}

.button:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
}

/* Responsif Mobile */
@media screen and (max-width: 480px) {
  .form-box {
    padding: 2em 1.5em;
  }
  .form-box h3 {
    font-size: 1.2rem;
  }
}