/* Shared Fluentosh site header (Vocabulary_course pages) */
.vocab-site-nav .common-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 2px;
  border-radius: 9999px;
  transition: all 0.3s ease;
  z-index: 1;
  cursor: pointer;
  width: auto;
}
.vocab-site-nav .common-btn::before {
  content: "";
  position: absolute;
  width: 200%;
  height: 200%;
  background: conic-gradient(#6366f1, #ec4899, #fbbf24, #6366f1);
  animation: vocab-nav-rotate-border 2s linear infinite;
  z-index: -2;
}
.vocab-site-nav .inner-content {
  background: #05070a;
  color: white;
  padding: 8px 24px;
  border-radius: 9999px;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 14px;
  transition: all 0.3s ease;
  z-index: 1;
}
.vocab-site-nav .common-btn:hover .inner-content {
  background: transparent;
}
@keyframes vocab-nav-rotate-border {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
@keyframes vocab-nav-slide-up {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
/* Mobile drawer + enroll modal (banner) */
.animate-slide-up {
  animation: vocab-nav-slide-up 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
body.vocab-nav-no-scroll {
  overflow: hidden;
}
body.no-scroll {
  overflow: hidden;
}
body.vocab-step-celebrate-lock {
  overflow: hidden;
}