.contact-section {
  width: 100%;
  max-width: 480px;
  margin: 80px auto;
  padding: 40px;
  background: #0a0a0a;
  border-radius: 16px;
  box-shadow: 0 0 20px rgba(0, 255, 200, 0.2);
  color: #fff;
  font-family: 'Poppins', sans-serif;
}

.contact-section h2 {
  text-align: center;
  margin-bottom: 30px;
  letter-spacing: 1px;
  color: #00ffc8;
}

.form-group {
  position: relative;
  margin-bottom: 25px;
}

input, textarea {
  width: 100%;
  padding: 12px;
  background: transparent;
  border: none;
  border-bottom: 2px solid #555;
  color: #fff;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.3s;
}

label {
  position: absolute;
  top: 12px;
  left: 0;
  color: #777;
  pointer-events: none;
  transition: 0.3s;
}

input:focus + label,
input:valid + label,
textarea:focus + label,
textarea:valid + label {
  top: -14px;
  font-size: 0.8rem;
  color: #00ffc8;
}

input:focus, textarea:focus {
  border-color: #00ffc8;
}

.submit-btn {
  width: 100%;
  padding: 12px;
  background: #00ffc8;
  color: #000;
  font-weight: bold;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: 0.3s;
}

.submit-btn:hover {
  background: #00cfa3;
  transform: translateY(-2px);
}