.exam-login-home-link {
  position: fixed;
  top: 24px;
  right: clamp(18px, 3vw, 48px);
  z-index: 1000;
  min-height: 42px;
  display: none;
  align-items: center;
  gap: 9px;
  padding: 0 16px;
  border: 1px solid rgba(120, 98, 74, .28);
  border-radius: 999px;
  color: #2c2925;
  background: rgba(255, 253, 248, .94);
  box-shadow: 0 10px 28px rgba(75, 58, 40, .12);
  font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  transition: border-color .18s ease, box-shadow .18s ease, color .18s ease, transform .18s ease;
}

body:has(.login-screen) .exam-login-home-link {
  display: inline-flex;
}

.exam-login-home-link::before {
  color: #d76537;
  content: "←";
  font-family: Arial, sans-serif;
  font-size: 17px;
  font-weight: 500;
}

.exam-login-home-link:hover {
  border-color: rgba(215, 101, 55, .52);
  color: #a84928;
  box-shadow: 0 13px 32px rgba(75, 58, 40, .16);
  transform: translateY(-1px);
}

.exam-login-home-link:focus-visible {
  outline: 3px solid rgba(215, 101, 55, .28);
  outline-offset: 3px;
}

@media (max-width: 760px) {
  .exam-login-home-link {
    top: 16px;
    right: 16px;
    min-height: 40px;
    padding: 0 14px;
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .exam-login-home-link {
    transition: none;
  }
}