* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  display: flex;
  min-height: 100vh;
  background: #f5f5f5;
}

/* Bagian kiri */
.left-panel {
  width: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.red-box {
  background-color: #d60000;
  color: white;
  border-radius: 20px;
  padding: 50px 40px;
  width: 100%;
  max-width: 100%;
  min-height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-align: left;
}

/* Bagi 3 bagian utama: logo, sambutan, testimoni */
.red-box .logo {
  flex: 0 0 auto;
}

.red-box .welcome-text {
  flex: 1;                      
  display: flex;
  flex-direction: column;
  justify-content: center;     
}

.red-box .testimonial {
  flex: 0 0 auto;
}


/* Logo */
.logo {
  display: flex;
  align-items: center;
  justify-content: left;
  margin-bottom: 25px;
}

.logo img {
  width: 55px;
  height: 75px;
  margin-right: 10px;
}

.logo h1 {
  font-size: 22px;
  font-weight: bold;
}

/* Teks sambutan */
.welcome-text {
  margin-bottom: 30px;
  justify-content: left;
}

.welcome-text h2 {
  font-size: 50px;
  font-weight: bold;
  margin-bottom: 12px;
}

.welcome-text p {
  font-size: 24px;
  line-height: 1.5;
}

/* Testimoni */
.testimonial {
  background: rgba(0, 0, 0, 0.6);
  color: white;
  padding: 14px 16px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  text-align: left;
  margin-top: auto;
}

.testimonial img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  margin-right: 12px;
}

.testimonial-text {
  font-size: 20px;
  line-height: 1.4;
}

.testimonial-name {
  font-size: 16px;
  margin-top: 5px;
  color: #ddd;
}

/* Bagian kanan */
.right-panel {
  width: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.form-container {
  max-width: 480px;
  width: 100%;
  text-align: left;
}

.form-container h2 {
  font-size: 24px;
  font-weight: bold;
  margin-bottom: 22px;
  line-height: 1.4;
}

/* Field input */
.form-group {
  margin-bottom: 16px;
  text-align: left;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
  font-size: 14px;
  font-weight: bold;
}

.form-group input {
  width: 100%;
  padding: 11px;
  border-radius: 6px;
  border: 1px solid #ccc;
  font-size: 14px;
}

.form-group input:focus {
  border-color: #d60000;
  outline: none;
}

/* Tombol */
.btn {
  width: 100%;
  padding: 13px;
  background: #d60000;
  color: white;
  font-size: 15px;
  font-weight: bold;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  margin-top: 8px;
}

.btn:hover {
  background: #b80000;
}

/* RESPONSIVE */
@media (max-width: 992px) {
  body {
    flex-direction: column;
  }

  .left-panel,
  .right-panel {
    width: 100%;
  }

  .red-box {
    max-width: 90%;
    margin: 20px auto;
  }
}

@media (max-width: 576px) {
  .logo img {
    width: 48px;
    height: 48px;
  }

  .logo h1 {
    font-size: 20px;
  }

  .welcome-text h2 {
    font-size: 22px;
  }

  .welcome-text p {
    font-size: 14px;
  }

  .form-container h2 {
    font-size: 17px;
  }

  .btn {
    font-size: 14px;
    padding: 12px;
  }
}