:root {
  --share-fab-accent: #01b2b8;
  --share-fab-accent-soft: rgba(1, 178, 184, 0.24);
  --share-fab-surface: rgba(14, 20, 24, 0.9);
  --share-fab-surface-strong: rgba(8, 13, 17, 0.96);
  --share-fab-text: #f7fbfb;
  --share-fab-border: rgba(255, 255, 255, 0.14);
  --share-fab-shadow: 0 24px 60px rgba(4, 11, 15, 0.38);
  --share-fab-blur: blur(18px);
}

.share-fab {
  position: fixed;
  inset: 0;
  z-index: 1200;
  pointer-events: none;
}

.share-fab__overlay {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(
      circle at 18% 82%,
      rgba(1, 178, 184, 0.14),
      transparent 28%
    ),
    rgba(8, 13, 17, 0.18);
  -webkit-backdrop-filter: blur(0px);
  backdrop-filter: blur(0px);
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 0.32s ease,
    backdrop-filter 0.32s ease,
    -webkit-backdrop-filter 0.32s ease;
}

.share-fab__dock {
  position: fixed;
  left: max(18px, calc(env(safe-area-inset-left) + 18px));
  bottom: max(18px, calc(env(safe-area-inset-bottom) + 18px));
  width: 74px;
  height: 74px;
  pointer-events: auto;
  opacity: 1;
  transform: translateY(0) scale(1);
  transition:
    opacity 0.28s ease,
    transform 0.34s cubic-bezier(0.22, 1, 0.36, 1);
}

.share-fab.is-hidden-by-scroll .share-fab__dock {
  opacity: 0;
  pointer-events: none;
  transform: translateY(24px) scale(0.9);
}

.share-fab__toggle,
.share-fab__action {
  border: 0;
  color: var(--share-fab-text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  -webkit-backdrop-filter: var(--share-fab-blur);
  backdrop-filter: var(--share-fab-blur);
  will-change: transform, opacity, box-shadow;
}

.share-fab__toggle {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 74px;
  height: 74px;
  border-radius: 50%;
  background: linear-gradient(
    145deg,
    rgba(17, 24, 29, 0.98),
    rgba(11, 17, 21, 0.92)
  );
  border: 1px solid rgba(1, 178, 184, 0.35);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.04) inset,
    0 16px 32px rgba(1, 178, 184, 0.16),
    var(--share-fab-shadow);
  cursor: pointer;
  outline: none;
  transition:
    transform 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.28s ease,
    border-color 0.28s ease,
    background 0.28s ease;
}

.share-fab__toggle::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(1, 178, 184, 0.32), transparent 62%);
  opacity: 0.95;
  pointer-events: none;
}

.share-fab__toggle::after {
  content: "";
  position: absolute;
  inset: 8px;
  border-radius: inherit;
  border: 1px solid rgba(255, 255, 255, 0.08);
  opacity: 0.8;
}

.share-fab__toggle:hover,
.share-fab__toggle:focus-visible {
  transform: scale(1.05);
  border-color: rgba(1, 178, 184, 0.7);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.06) inset,
    0 18px 38px rgba(1, 178, 184, 0.24),
    0 0 28px rgba(1, 178, 184, 0.26);
}

.share-fab__toggle:focus-visible {
  box-shadow:
    0 0 0 3px rgba(1, 178, 184, 0.2),
    0 18px 38px rgba(1, 178, 184, 0.28),
    0 0 28px rgba(1, 178, 184, 0.26);
}

.share-fab__pulse-ring,
.share-fab__pulse-ring::after {
  content: "";
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1px solid rgba(1, 178, 184, 0.34);
  opacity: 0;
}

.share-fab__pulse-ring {
  animation: share-fab-pulse 3.6s ease-out infinite;
}

.share-fab__pulse-ring::after {
  inset: -14px;
  animation: share-fab-pulse 3.6s 1.1s ease-out infinite;
}

.share-fab__tooltip {
  position: absolute;
  left: calc(100% + 14px);
  top: 50%;
  transform: translateY(-50%) translateX(-6px);
  padding: 10px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--share-fab-text);
  white-space: nowrap;
  background: rgba(8, 13, 17, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 14px 30px rgba(4, 11, 15, 0.22);
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 0.24s ease,
    transform 0.24s ease;
}

.share-fab__tooltip::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 50%;
  width: 12px;
  height: 12px;
  background: rgba(8, 13, 17, 0.78);
  border-left: 1px solid rgba(255, 255, 255, 0.12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  transform: translateY(-50%) rotate(45deg);
}

.share-fab__toggle:hover .share-fab__tooltip,
.share-fab__toggle:focus-visible .share-fab__tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

.share-fab__icon {
  position: absolute;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition:
    opacity 0.26s ease,
    transform 0.34s cubic-bezier(0.22, 1, 0.36, 1);
}

.share-fab__icon svg,
.share-fab__action svg {
  width: 100%;
  height: 100%;
  display: block;
}

.share-fab__icon--close {
  opacity: 0;
  transform: scale(0.7) rotate(-28deg);
}

.share-fab__actions {
  position: absolute;
  inset: 0;
}

.share-fab__action {
  position: absolute;
  left: 9px;
  bottom: 9px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(10, 16, 20, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow:
    0 14px 30px rgba(4, 11, 15, 0.22),
    0 0 0 1px rgba(255, 255, 255, 0.03) inset;
  opacity: 0;
  pointer-events: none;
  transform: translate3d(0, 0, 0) scale(0.32) rotate(-22deg);
  transform-origin: center;
  transition:
    transform 0.46s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.28s ease,
    box-shadow 0.24s ease,
    border-color 0.24s ease,
    background 0.24s ease;
}

.share-fab__action::before {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.12),
    transparent 62%
  );
  opacity: 0.55;
}

.share-fab__action:hover,
.share-fab__action:focus-visible {
  transform: translate3d(calc(var(--x) * 1px), calc(var(--y) * 1px), 0)
    scale(1.08) rotate(0deg);
  border-color: rgba(1, 178, 184, 0.58);
  box-shadow:
    0 16px 34px rgba(4, 11, 15, 0.3),
    0 0 22px rgba(1, 178, 184, 0.22);
}

.share-fab__action:focus-visible {
  outline: none;
}

.share-fab__action--whatsapp {
  color: #52d67a;
  --x: 83;
  --y: -78;
  --index: 1;
}

.share-fab__action--facebook {
  color: #68a5ff;
  --x: 112;
  --y: -24;
  --index: 2;
}

.share-fab__action--instagram {
  color: #ff77b4;
  --x: 30;
  --y: -112;
  --index: 0;
}

.share-fab.is-opening .share-fab__overlay,
.share-fab.is-open .share-fab__overlay {
  opacity: 1;
  pointer-events: auto;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.share-fab.is-opening .share-fab__action,
.share-fab.is-open .share-fab__action {
  opacity: 1;
  pointer-events: auto;
  transform: translate3d(calc(var(--x) * 1px), calc(var(--y) * 1px), 0) scale(1)
    rotate(0deg);
  transition-delay: calc(var(--index) * 55ms);
}

.share-fab.is-closing .share-fab__action {
  transition-delay: calc((2 - var(--index)) * 40ms);
}

.share-fab.is-opening .share-fab__toggle,
.share-fab.is-open .share-fab__toggle {
  transform: scale(1.02) rotate(45deg);
  border-color: rgba(1, 178, 184, 0.78);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.06) inset,
    0 18px 40px rgba(1, 178, 184, 0.28),
    0 0 34px rgba(1, 178, 184, 0.22);
}

.share-fab.is-opening .share-fab__icon--share,
.share-fab.is-open .share-fab__icon--share {
  opacity: 0;
  transform: scale(0.72) rotate(24deg);
}

.share-fab.is-opening .share-fab__icon--close,
.share-fab.is-open .share-fab__icon--close {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

.share-fab.is-opening .share-fab__pulse-ring,
.share-fab.is-open .share-fab__pulse-ring,
.share-fab__toggle:hover .share-fab__pulse-ring,
.share-fab__toggle:focus-visible .share-fab__pulse-ring {
  animation-play-state: paused;
  opacity: 0;
}

body.menu-open .share-fab {
  visibility: hidden;
}

@keyframes share-fab-pulse {
  0% {
    opacity: 0;
    transform: scale(0.92);
  }
  18% {
    opacity: 0.36;
  }
  70% {
    opacity: 0;
  }
  100% {
    opacity: 0;
    transform: scale(1.18);
  }
}

@media (max-width: 767px) {
  .share-fab__dock {
    width: 82px;
    height: 82px;
    left: max(14px, calc(env(safe-area-inset-left) + 14px));
    bottom: max(14px, calc(env(safe-area-inset-bottom) + 14px));
  }

  .share-fab__toggle {
    width: 82px;
    height: 82px;
  }

  .share-fab__action {
    left: 10px;
    bottom: 10px;
    width: 62px;
    height: 62px;
  }

  .share-fab__icon {
    width: 30px;
    height: 30px;
  }

  .share-fab__action--instagram {
    --x: 34;
    --y: -124;
  }

  .share-fab__action--whatsapp {
    --x: 92;
    --y: -88;
  }

  .share-fab__action--facebook {
    --x: 126;
    --y: -28;
  }
}

@media (max-width: 560px) {
  .share-fab__tooltip {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .share-fab__overlay,
  .share-fab__toggle,
  .share-fab__icon,
  .share-fab__action,
  .share-fab__tooltip {
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }

  .share-fab__pulse-ring,
  .share-fab__pulse-ring::after {
    animation: none;
  }
}