.next-btn {
  position: absolute;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%);
  background: none;
  border: 2px solid rgba(255, 255, 255, 0.7);
  color: white;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  font-size: 28px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 1s ease 0.6s;
  animation: bob 2s ease-in-out infinite;
}
 
.page.visible .next-btn { opacity: 1; }
 
.next-btn:hover { background: rgba(255, 255, 255, 0.15); }
 
@keyframes bob {
  0%, 100% { transform: translate(-50%, 0); }
  50%      { transform: translate(-50%, 8px); }
}

.viscoria-link {
  position: relative;
  display: inline-block;
  text-decoration: none;
  color: inherit;
}

.viscoria-link .glitch-text {
  text-decoration: underline wavy #7fe3ea;
  text-underline-offset: 10px;
  text-decoration-thickness: 2px;
}

.click-sign {
  position: absolute;
  top: calc(100% + 18px);
  left: 50%;
  transform: translateX(-50%) rotate(-3deg);
  background: #7fe3ea;
  color: #0b2a33;
  font-size: 1rem;
  font-weight: bold;
  letter-spacing: 1px;
  white-space: nowrap;
  padding: 6px 14px;
  border-radius: 999px;
  box-shadow: 0 0 14px rgba(127, 227, 234, 0.55);
  opacity: 0;
  animation:
    sign-in 0.6s ease 2.5s forwards,
    sign-bob 1.8s ease-in-out 3.1s infinite;
}

.click-sign::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 50%;
  margin-left: -8px;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-bottom: 9px solid #7fe3ea;
}

.run-2 .click-sign {
  animation:
    sign-in 0.6s ease 2.5s forwards,
    sign-bob 1.8s ease-in-out 3.1s infinite,
    sign-flicker 3.7s steps(1, end) 3.1s infinite;
}

@keyframes sign-flicker {
  0%   { opacity: 1; }
  12%  { opacity: 0.15; }
  14%  { opacity: 1; }
  15%  { opacity: 0.3; }
  17%  { opacity: 1; }
  60%  { opacity: 1; }
  62%  { opacity: 0; }
  66%  { opacity: 1; }
  80%  { opacity: 0.2; }
  82%  { opacity: 1; }
}

.run-3 .click-sign {
  display: none;
}

.viscoria-link:hover .click-sign { background: #fff; }
.viscoria-link:hover .click-sign::before { border-bottom-color: #fff; }

@keyframes sign-in { to { opacity: 1; } }
@keyframes sign-bob {
  0%, 100% { translate: 0 0; }
  50%      { translate: 0 -7px; }
}

@media (prefers-reduced-motion: reduce) {
  .click-sign { animation: sign-in 0.6s ease 2.5s forwards; }
}