html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: sans-serif;
}

.olog-hero {
  min-height: 100svh;
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10vh 0;
}

.corner-nav-link {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-size: 1rem;
  color: black;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.8);
  padding: 0.4rem 0.8rem;
  border-radius: 0.5rem;
  opacity: 0;
  animation: fade-in 1.5s ease 2s forwards;
  transition: background 0.3s, color 0.3s;
  z-index: 100;
}

.corner-nav-link:hover {
  background: rgba(255, 255, 255, 0.3);
  color: black;
}

.scroll-cue {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  cursor: pointer;
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  animation: fade-in 0.5s ease 2s forwards, slide-loop 2s 2.5s infinite;
}

.scroll-cue svg {
  width: 24px;
  height: 24px;
  fill: white;
}

@keyframes fade-in {
  to { opacity: 1; }
}

@keyframes slide-loop {
  0%, 100% {
    transform: translateX(-50%) translateX(0);
  }
  50% {
    transform: translateX(-50%) translateX(10px);
  }
}

@media (max-width: 768px) {
  .scroll-cue {
    bottom: 25vh;
    width: 40px;
    height: 40px;
  }

  .scroll-cue svg {
    width: 20px;
    height: 20px;
  }
}