body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background: black;
  color: white;
}

header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: 10;
}

nav ul {
  display: flex;
  justify-content: center;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 15px 0;
}

nav ul li {
  margin: 0 20px;
}

nav ul li a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}

.hero {
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding-top: 100px; /* Accounts for fixed nav height */
  width: 100%;
  box-sizing: border-box;
}

.rotating-filter {
  height: 50vh;
  animation: spin 40s linear infinite;
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.8));
  display: block;
  margin: 0 auto;
}

.fade-text {
  margin-top: 40px;
  position: relative;
  font-size: 1.8rem;
  width: 100%;
  max-width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 2em;
}

.fade-text span {
  position: absolute;
  opacity: 0;
  animation: fadeInOut 12s infinite;
  text-align: center;
  width: 100%;
}

.fade-text span:nth-child(1) { animation-delay: 0s; }
.fade-text span:nth-child(2) { animation-delay: 4s; }
.fade-text span:nth-child(3) { animation-delay: 8s; }

@keyframes spin {
  from { transform: rotateY(0deg); }
  to { transform: rotateY(360deg); }
}

@keyframes fadeInOut {
  0%, 20% { opacity: 0; }
  25%, 45% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

.bottom-message {
  background: black;
  color: white;
  text-align: center;
  padding: 100px 20px;
}

.bottom-message h1 {
  font-size: 2.8em;
  background: radial-gradient(circle, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.4) 45%, rgba(255,255,255,0) 70%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 20px rgba(255,255,255,0.2);
}