/* Expandable contact FAB — radial arc from bottom-right */
.contact-fab {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 60;
  width: 4rem;
  height: 4rem;
  pointer-events: none;
}

.contact-fab-menu {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 0;
  height: 0;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity 0.25s ease,
    visibility 0.25s ease;
}

.contact-fab.is-open .contact-fab-menu,
.contact-fab:hover .contact-fab-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: none;
}

/* Main trigger — glassmorphism, icon-forward (not solid circle) */
.contact-fab-main {
  pointer-events: auto;
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 1.15rem;
  cursor: pointer;
  color: #14b8a6;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(18px) saturate(180%);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.28),
    inset 0 1px 1px rgba(255, 255, 255, 0.22);
  transition:
    transform 0.28s cubic-bezier(0.4, 0, 0.2, 1),
    box-shadow 0.28s cubic-bezier(0.4, 0, 0.2, 1),
    background 0.25s ease,
    border-color 0.25s ease;
}

html:not(.dark) .contact-fab-main {
  background: rgba(255, 255, 255, 0.62);
  border-color: rgba(148, 163, 184, 0.35);
  box-shadow:
    0 10px 28px rgba(15, 23, 42, 0.12),
    inset 0 1px 1px rgba(255, 255, 255, 0.85);
}

.contact-fab-main:hover,
.contact-fab-main:focus-visible {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(45, 212, 191, 0.45);
  box-shadow:
    0 12px 36px rgba(13, 148, 136, 0.28),
    inset 0 1px 1px rgba(255, 255, 255, 0.28);
}

html:not(.dark) .contact-fab-main:hover,
html:not(.dark) .contact-fab-main:focus-visible {
  background: rgba(255, 255, 255, 0.78);
  border-color: rgba(20, 184, 166, 0.45);
}

@media (hover: hover) {
  .contact-fab:hover:not(.is-open) .contact-fab-main {
    transform: scale(1.04);
  }
}

.contact-fab.is-open .contact-fab-main {
  transform: scale(1.02);
  border-color: rgba(139, 92, 246, 0.45);
  background: rgba(139, 92, 246, 0.12);
}

.contact-fab-main-icon {
  width: 2.65rem;
  height: 2.65rem;
  filter: drop-shadow(0 3px 8px rgba(13, 148, 136, 0.35));
  transition: opacity 0.2s ease, transform 0.28s ease;
}

.contact-fab.is-open .contact-fab-main-icon {
  opacity: 0;
  transform: scale(0.55);
}

.contact-fab-main-plus {
  position: absolute;
  font-size: 2.1rem;
  font-weight: 300;
  line-height: 1;
  color: #8b5cf6;
  opacity: 0;
  transform: scale(0.45) rotate(0deg);
  transition: opacity 0.2s ease, transform 0.28s ease;
}

.contact-fab.is-open .contact-fab-main-plus {
  opacity: 1;
  transform: scale(1) rotate(45deg);
}

/* Sub actions — wider arc, more distance from main icon */
.contact-fab-action {
  --fab-r: 8.25rem;
  pointer-events: auto;
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 9999px;
  border: none;
  color: #fff;
  text-decoration: none;
  cursor: pointer;
  box-shadow:
    0 8px 22px rgba(15, 23, 42, 0.32),
    0 0 0 1px rgba(255, 255, 255, 0.16) inset;
  opacity: 0;
  transform: translate(0, 0) scale(0.35);
  transition:
    opacity 0.28s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.34s cubic-bezier(0.34, 1.4, 0.64, 1),
    box-shadow 0.22s ease,
    z-index 0s;
}

.contact-fab-action:hover,
.contact-fab-action:focus-visible {
  z-index: 50;
}

.contact-fab.is-open .contact-fab-action,
.contact-fab:hover .contact-fab-action {
  opacity: 1;
}

/* 90° — straight up */
.contact-fab.is-open .contact-fab-action--whatsapp,
.contact-fab:hover .contact-fab-action--whatsapp {
  transform: translate(0, calc(var(--fab-r) * -1)) scale(1);
  transition-delay: 0.1s;
}

/* 120° */
.contact-fab.is-open .contact-fab-action--sales,
.contact-fab:hover .contact-fab-action--sales {
  transform: translate(calc(var(--fab-r) * -0.5), calc(var(--fab-r) * -0.866)) scale(1);
  transition-delay: 0.07s;
}

/* 150° */
.contact-fab.is-open .contact-fab-action--support,
.contact-fab:hover .contact-fab-action--support {
  transform: translate(calc(var(--fab-r) * -0.866), calc(var(--fab-r) * -0.5)) scale(1);
  transition-delay: 0.04s;
}

/* 180° — straight left */
.contact-fab.is-open .contact-fab-action--location,
.contact-fab:hover .contact-fab-action--location {
  transform: translate(calc(var(--fab-r) * -1), 0) scale(1);
  transition-delay: 0.01s;
}

.contact-fab-action--whatsapp:hover,
.contact-fab-action--whatsapp:focus-visible {
  transform: translate(0, calc(var(--fab-r) * -1)) scale(1.08);
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.45);
}

.contact-fab-action--sales:hover,
.contact-fab-action--sales:focus-visible {
  transform: translate(calc(var(--fab-r) * -0.5), calc(var(--fab-r) * -0.866)) scale(1.08);
  box-shadow: 0 12px 28px rgba(139, 92, 246, 0.45);
}

.contact-fab-action--support:hover,
.contact-fab-action--support:focus-visible {
  transform: translate(calc(var(--fab-r) * -0.866), calc(var(--fab-r) * -0.5)) scale(1.08);
  box-shadow: 0 12px 28px rgba(59, 130, 246, 0.45);
}

.contact-fab-action--location:hover,
.contact-fab-action--location:focus-visible {
  transform: translate(calc(var(--fab-r) * -1), 0) scale(1.08);
  box-shadow: 0 12px 28px rgba(249, 115, 22, 0.45);
}

.contact-fab-action svg {
  width: 1.2rem;
  height: 1.2rem;
  flex-shrink: 0;
}

.contact-fab-action-tag {
  position: absolute;
  bottom: -0.2rem;
  font-size: 0.48rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  line-height: 1;
  padding: 0.12rem 0.28rem;
  border-radius: 0.25rem;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.15);
  white-space: nowrap;
}

.contact-fab-action--whatsapp {
  background: linear-gradient(145deg, #34d399 0%, #25d366 50%, #128c7e 100%);
}

.contact-fab-action--sales {
  background: linear-gradient(145deg, #a78bfa 0%, #8b5cf6 50%, #7c3aed 100%);
}

.contact-fab-action--support {
  background: linear-gradient(145deg, #60a5fa 0%, #3b82f6 50%, #2563eb 100%);
}

.contact-fab-action--location {
  background: linear-gradient(145deg, #fb923c 0%, #f97316 50%, #ea580c 100%);
}

/* Tooltips — offset further left; top icon tooltip goes above */
.contact-fab-tooltip {
  position: absolute;
  right: calc(100% + 1.15rem);
  top: 50%;
  transform: translateY(-50%) translateX(8px);
  min-width: 10rem;
  max-width: 14rem;
  padding: 0.5rem 0.75rem;
  border-radius: 0.55rem;
  text-align: right;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    visibility 0.2s ease;
  background: rgba(15, 23, 42, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.32);
  z-index: 100;
  white-space: nowrap;
}

.contact-fab-action--whatsapp .contact-fab-tooltip {
  top: 50%;
  bottom: auto;
  left: auto;
  right: calc(100% + 2.75rem);
  transform: translateY(-50%) translateX(12px);
  text-align: right;
  z-index: 101;
}

.contact-fab-action--whatsapp:hover .contact-fab-tooltip,
.contact-fab-action--whatsapp:focus-visible .contact-fab-tooltip {
  transform: translateY(-50%) translateX(0);
}

.contact-fab-action--location .contact-fab-tooltip {
  top: auto;
  bottom: calc(100% + 0.65rem);
  right: 50%;
  transform: translateX(50%) translateY(6px);
  text-align: center;
}

.contact-fab-action--location:hover .contact-fab-tooltip,
.contact-fab-action--location:focus-visible .contact-fab-tooltip {
  transform: translateX(50%) translateY(0);
}

.contact-fab-tooltip-title {
  display: block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #94a3b8;
  margin-bottom: 0.1rem;
}

.contact-fab-tooltip-text {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: #f8fafc;
  line-height: 1.35;
}

.contact-fab-action:hover .contact-fab-tooltip,
.contact-fab-action:focus-visible .contact-fab-tooltip {
  opacity: 1;
  visibility: visible;
}

.contact-fab-action--sales:hover .contact-fab-tooltip,
.contact-fab-action--sales:focus-visible .contact-fab-tooltip,
.contact-fab-action--support:hover .contact-fab-tooltip,
.contact-fab-action--support:focus-visible .contact-fab-tooltip {
  transform: translateY(-50%) translateX(0);
}

.contact-fab-toast {
  position: fixed;
  bottom: 6.5rem;
  right: 1.5rem;
  z-index: 61;
  max-width: 16rem;
  padding: 0.65rem 0.9rem;
  border-radius: 0.65rem;
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.4;
  color: #f8fafc;
  background: rgba(15, 23, 42, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 0.25s ease,
    transform 0.25s ease;
  pointer-events: none;
}

.contact-fab-toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 640px) {
  .contact-fab {
    bottom: 1rem;
    right: 1rem;
    width: 3.6rem;
    height: 3.6rem;
  }

  .contact-fab-main {
    width: 3.6rem;
    height: 3.6rem;
    border-radius: 1rem;
  }

  .contact-fab-main-icon {
    width: 2.35rem;
    height: 2.35rem;
  }

  .contact-fab-action {
    --fab-r: 6.75rem;
    width: 2.75rem;
    height: 2.75rem;
  }

  .contact-fab-tooltip {
    display: none;
  }

  .contact-fab-toast {
    right: 1rem;
    bottom: 5.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .contact-fab-menu,
  .contact-fab-action,
  .contact-fab-main,
  .contact-fab-main-icon,
  .contact-fab-main-plus,
  .contact-fab-tooltip,
  .contact-fab-toast {
    transition: none !important;
  }
}