body {
  margin: 0;
  font-family: "Poppins", Arial, sans-serif;
  background: linear-gradient(135deg, #0f0000, #330000, #660000);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.wrapper {
  width: 100%;
  max-width: 420px;
  padding: 20px;
}

.header {
  text-align: center;
  margin-bottom: 25px;
}

.header h1 {
  font-size: 34px;
  color: #ff4444;
}

.header p {
  font-size: 15px;
  color: #eee;
}

.contact {
  background: rgba(255,255,255,0.08);
  padding: 30px;
  border-radius: 16px;
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  animation: fadeIn 0.8s ease;
}

input,
textarea {
  width: 100%;
  padding: 12px;
  margin: 8px 0;
  border: none;
  border-radius: 10px;
  background: rgba(255,255,255,0.15);
  color: #fff;
  font-size: 15px;
  outline: none;
  transition: 0.3s;
}

input::placeholder,
textarea::placeholder {
  color: #ddd;
}

input:focus,
textarea:focus {
  background: rgba(255,255,255,0.25);
  box-shadow: 0 0 8px #ff4444;
}

button {
  width: 100%;
  padding: 14px;
  font-size: 17px;
  font-weight: 600;
  background: #ff4444;
  color: #fff;
  border: none;
  border-radius: 10px;
  margin-top: 12px;
  cursor: pointer;
  transition: 0.3s;
}

button:hover {
  background: #cc0000;
  transform: translateY(-2px);
}

#feedback {
  text-align: center;
  margin-top: 12px;
  font-size: 14px;
  font-weight: 500;
}

.hidden {
  display: none;
}

.confirmation {
  text-align: center;
  padding: 30px;
  background: rgba(255,255,255,0.08);
  border-radius: 16px;
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  animation: fadeIn 0.8s ease;
}

.confirmation h2 {
  font-size: 26px;
  color: #66ff99;
  margin-bottom: 10px;
}

.confirmation p {
  font-size: 16px;
  margin-bottom: 20px;
}

.back-btn {
  display: inline-block;
  padding: 12px 20px;
  background: #ff4444;
  color: #fff;
  text-decoration: none;
  border-radius: 10px;
  font-weight: 600;
  transition: 0.3s;
}

.back-btn:hover {
  background: #cc0000;
  transform: translateY(-2px);
}

@keyframes fadeIn {
  from {opacity: 0; transform: translateY(20px);}
  to {opacity: 1; transform: translateY(0);}
}

@media (max-width: 600px) {
  .wrapper {padding: 10px;}
  .header h1 {font-size: 28px;}
}