body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  padding: 20px;
  background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
  color: #e0ffe0;
  animation: backgroundFlow 15s infinite alternate;
}

@keyframes backgroundFlow {
  0% { background-position: left; }
  100% { background-position: right; }
}

.container {
  max-width: 750px;
  margin: auto;
  background: rgba(0, 0, 0, 0.85);
  padding: 30px;
  border-radius: 18px;
  box-shadow: 0 12px 30px rgba(0, 255, 0, 0.15);
  animation: fadeInUp 1s ease;
}

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

h2 {
  text-align: center;
  font-size: 2.2rem;
  margin-bottom: 30px;
  color: #00ff9c;
  text-shadow: 0 0 15px rgba(0, 255, 128, 0.7);
  animation: glowText 3s ease-in-out infinite alternate;
}

@keyframes glowText {
  0% { text-shadow: 0 0 8px rgba(0, 255, 128, 0.3); }
  100% { text-shadow: 0 0 20px rgba(0, 255, 128, 0.8); }
}

.section {
  margin-bottom: 40px;
  background: rgba(0, 64, 0, 0.4);
  border-left: 6px solid #00ff9c;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 6px 12px rgba(0, 255, 0, 0.05);
}

h3 {
  color: #7CFC00;
  font-size: 1.5rem;
  margin-bottom: 10px;
  text-shadow: 1px 1px 2px rgba(0,255,128,0.1);
}

label {
  margin-top: 12px;
  display: block;
  font-weight: 600;
  color: #b2fcb2;
}

input,
textarea,
select,
button {
  width: 100%;
  padding: 12px;
  margin-top: 8px;
  font-size: 1rem;
  border: 1px solid #3aff3a;
  border-radius: 8px;
  box-sizing: border-box;
  transition: all 0.3s ease;
  color: #00ff00;
  background-color: #0c1f0c;
}

input:focus,
textarea:focus,
select:focus {
  border-color: #00ff9c;
  box-shadow: 0 0 12px rgba(0, 255, 128, 0.6);
  outline: none;
}

textarea[readonly] {
  background-color: #0a2810;
  color: #00ff9c;
  font-weight: 500;
  cursor: not-allowed;
  border: 1px dashed #39ff14;
}

button {
  background: linear-gradient(to right, #00ff9c, #00e676);
  color: black;
  font-weight: bold;
  border: none;
  margin-top: 15px;
  transition: background 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 10px rgba(0, 255, 128, 0.3);
}

button:hover {
  background: linear-gradient(to right, #00e676, #00c853);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 255, 128, 0.5);
}