body {
  margin: 0;
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(180deg, #004aad, #ffd700);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
}

.app-container {
  max-width: 400px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  padding: 20px;
  margin: 20px;
  box-shadow: 0 0 10px rgba(0,0,0,0.2);
  animation: fadeIn 1s ease;
}

header {
  text-align: center;
  margin-bottom: 20px;
}

.logo {
  width: 80px;
  margin-bottom: 10px;
}

h1, h2 {
  color: #fff;
}

#progress-bar {
  background: rgba(255,255,255,0.3);
  height: 6px;
  border-radius: 3px;
  overflow: hidden;
  margin-top: 10px;
}

#progress-bar div {
  height: 6px;
  width: 0%;
  background: #ffd700;
  transition: width 0.4s ease;
}

.step {
  display: none;
  animation: fadeIn 0.5s ease;
}

.step.active {
  display: block;
}

input, select, textarea {
  width: 100%;
  padding: 10px;
  margin: 10px 0;
  border: none;
  border-radius: 10px;
  outline: none;
}

button {
  background: #ffd700;
  color: #004aad;
  border: none;
  padding: 10px 20px;
  border-radius: 10px;
  font-weight: bold;
  cursor: pointer;
  transition: background 0.3s;
}

button:hover {
  background: #ffec80;
}

.buttons {
  display: flex;
  justify-content: space-between;
}

#final-message {
  text-align: center;
  padding: 20px;
}

#final-message.hidden {
  display: none;
}

.insta-btn {
  display: inline-block;
  margin-top: 15px;
  background: #004aad;
  color: #ffd700;
  padding: 10px 15px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: bold;
}

footer {
  text-align: center;
  font-size: 12px;
  margin-top: 20px;
  opacity: 0.9;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}