body {
  margin: 0;
  font-family: "Poppins", "Segoe UI", Arial, sans-serif;
  background: #f7f2fa;
  color: #3a2a3f;
}

.header {
  text-align: center;
  padding: 36px 20px;
  background: linear-gradient(135deg, #b57edc, #9b4dcc);
  color: white;
  box-shadow: 0 4px 10px rgba(106, 13, 173, 0.15);
}

.header h1 {
  margin: 0 0 8px;
}

main {
  padding: 30px 16px;
}

.card {
  max-width: 760px;
  margin: 0 auto;
  background: white;
  border: 2px solid #e6d7f5;
  border-radius: 14px;
  box-shadow: 0 6px 14px rgba(106, 13, 173, 0.1);
  padding: 24px;
}

h2,
h3 {
  color: #6a0dad;
}

.actions {
  margin-top: 12px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

button {
  background-color: #9b4dcc;
  color: white;
  border: none;
  padding: 12px 22px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 15px;
  transition: 0.2s ease;
}

button:hover {
  background-color: #7a2bb8;
}

.loading {
  display: none;
  margin-top: 20px;
  font-weight: 600;
  color: #7a2bb8;
  background: #f3e8ff;
  padding: 12px 20px;
  border-radius: 8px;
  width: fit-content;
  border: 2px solid #e2c8ff;
  box-shadow: 0 2px 6px rgba(106, 13, 173, 0.15);
  animation: pulse 1.2s infinite ease-in-out;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.9; }
  50% { transform: scale(1.05); opacity: 1; }
  100% { transform: scale(1); opacity: 0.9; }
}

pre {
  text-align: left;
  background: #f3e8ff;
  padding: 14px;
  border-radius: 8px;
  border: 1px solid #e2c8ff;
  min-height: 72px;
  white-space: pre-wrap;
}

#analysisOutput {
  background: #f7eaff;
  border-color: #d7b3f8;
  color: #4a2a6a;
}

.footer {
  margin: 24px;
  padding: 16px;
  background: linear-gradient(135deg, #c8a2c8, #b57edc);
  color: white;
  text-align: center;
  border-radius: 10px;
}