* { box-sizing: border-box; }
body {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(to right, #fdf2f8, #dbeafe);
  margin: 0;
  padding: 20px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.container {
  background: white;
  border-radius: 20px;
  max-width: 600px;
  width: 100%;
  padding: 30px;
  text-align: center;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  animation: fadeIn 0.5s ease-in-out;
}
h1 {
  font-size: 2.5rem;
  color: #7c3aed;
  margin-bottom: 10px;
}
p.subtext {
  color: #6b7280;
  margin-bottom: 20px;
}
select {
  padding: 10px 14px;
  border-radius: 10px;
  border: 2px solid #c4b5fd;
  font-size: 1rem;
  margin-bottom: 20px;
  background: #f3f4f6;
}
.joke-type {
  display: inline-block;
  background: #c084fc;
  color: white;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  margin-bottom: 20px;
  text-transform: capitalize;
}
.joke-setup {
  font-size: 1.3rem;
  color: #111827;
  margin-bottom: 20px;
}
.joke-punchline {
  font-size: 1.3rem;
  color: #f43f5e;
  font-weight: bold;
  margin-top: 20px;
}
button {
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  margin-top: 10px;
  transition: 0.3s ease;
}
.btn-primary {
  background: #8b5cf6;
  color: white;
}
.btn-primary:hover {
  background: #7c3aed;
  transform: scale(1.03);
}
.btn-secondary {
  background: #6ee7b7;
  color: #064e3b;
}
.btn-secondary:hover {
  background: #34d399;
}
.hidden { display: none; }
.loading-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid #d1d5db;
  border-top: 4px solid #6366f1;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 20px auto;
}
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.footer {
  margin-top: 30px;
  font-size: 0.85rem;
  color: #6b7280;
}