* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body, html {
  height: 100%;
  width: 100%;
  background-color: #cdedf6;
  font-family: 'Segoe UI', sans-serif;
  overflow: hidden;
}

.intro-container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100vh;
  animation: fadeOut 1s ease-in-out 4s forwards;
}

.logo {
  font-size: 3em;
  color: #000;
  display: flex;
  align-items: center;
  animation: float 3s ease-in-out infinite;
}

.logo span {
  font-weight: bold;
  color: #a1866f;
  margin-left: 10px;
}

.airplane {
  font-size: 2em;
  margin-right: 10px;
  animation: fly 4s ease-in-out infinite;
}

.slogan {
  font-size: 1.5em;
  margin-top: 20px;
  color: #000;
  opacity: 0;
  animation: fadeIn 2s ease-in-out 2s forwards;
}

@keyframes fly {
  0% { transform: translateX(-20px) rotate(0deg); }
  50% { transform: translateX(20px) rotate(10deg); }
  100% { transform: translateX(-20px) rotate(0deg); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes fadeIn {
  to { opacity: 1; }
}

@keyframes fadeOut {
  to {
    opacity: 0;
    visibility: hidden;
  }
}