.myoslim-global-backtop {
  --myoslim-backtop-size: 52px;
  --myoslim-backtop-bottom-offset: 24px;
  position: fixed;
  left: max(18px, calc(env(safe-area-inset-left) + 18px));
  bottom: calc(var(--myoslim-backtop-bottom-offset) + env(safe-area-inset-bottom));
  z-index: 9997;
  width: var(--myoslim-backtop-size) !important;
  min-width: var(--myoslim-backtop-size) !important;
  max-width: var(--myoslim-backtop-size) !important;
  height: var(--myoslim-backtop-size) !important;
  min-height: var(--myoslim-backtop-size) !important;
  max-height: var(--myoslim-backtop-size) !important;
  padding: 0 !important;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  color: #f4fbff;
  background: linear-gradient(145deg, rgba(5, 12, 22, 0.96), rgba(13, 45, 62, 0.94) 56%, rgba(31, 207, 231, 0.94));
  box-shadow:
    0 18px 42px rgba(0, 0, 0, 0.34),
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    inset 0 -10px 18px rgba(0, 0, 0, 0.22);
  opacity: 0;
  pointer-events: none;
  transform: translateY(16px) scale(0.92);
  transition:
    opacity 180ms ease,
    transform 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease;
}

.myoslim-global-backtop.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.myoslim-global-backtop:hover,
.myoslim-global-backtop:focus-visible {
  background: linear-gradient(145deg, rgba(6, 20, 34, 0.98), rgba(10, 78, 99, 0.96) 50%, rgba(77, 232, 255, 0.98));
  box-shadow:
    0 22px 48px rgba(0, 0, 0, 0.38),
    0 0 0 4px rgba(31, 207, 231, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
  outline: none;
}

.myoslim-global-backtop:active {
  transform: translateY(1px) scale(0.98);
}

.myoslim-global-backtop svg {
  width: 22px;
  height: 22px;
  display: block;
  stroke: currentColor;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

body.woocommerce-checkout .myoslim-global-backtop,
body.woocommerce-order-pay .myoslim-global-backtop,
body.wfacp_checkout .myoslim-global-backtop,
body.wfacp-template .myoslim-global-backtop {
  --myoslim-backtop-bottom-offset: 30px;
}

@media (max-width: 767px) {
  .myoslim-global-backtop {
    --myoslim-backtop-size: 48px;
    --myoslim-backtop-bottom-offset: 18px;
    left: max(14px, calc(env(safe-area-inset-left) + 14px));
  }

  body.woocommerce-checkout .myoslim-global-backtop,
  body.woocommerce-order-pay .myoslim-global-backtop,
  body.wfacp_checkout .myoslim-global-backtop,
  body.wfacp-template .myoslim-global-backtop {
    --myoslim-backtop-bottom-offset: 98px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .myoslim-global-backtop {
    transition: opacity 1ms linear;
  }
}