/* =============================================================
   WhatsApp Floating Button
   ============================================================= */

.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: var(--z-float, 300);
  display: flex;
  align-items: center;
  gap: 0;

  /* Animate in: starts hidden below, slides up after 2s */
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s ease, transform 0.4s ease;
  pointer-events: none;
}

.wa-float.is-visible {
  opacity: 0.75;
  transform: translateY(0);
  pointer-events: auto;
}

/* Slightly more opaque once user has scrolled past fold */
.wa-float.is-scrolled {
  opacity: 1;
}

/* Hide when modal or mobile drawer is open */
.wa-float.is-hidden {
  opacity: 0 !important;
  transform: translateY(20px) !important;
  pointer-events: none !important;
}

/* ── TOOLTIP ───────────────────────────────────────────────── */
.wa-float__tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  white-space: nowrap;
  background: #1a1a1a;
  color: #fff;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 13px;
  font-weight: 500;
  padding: 7px 12px;
  border-radius: 6px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease, transform 0.2s ease;

  /* Arrow pointing right */
  &::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 5px solid transparent;
    border-left-color: #1a1a1a;
  }
}

/* ── BUTTON ────────────────────────────────────────────────── */
.wa-float__btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.45);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  flex-shrink: 0;

  svg {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
  }

  &:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.55);
    color: #fff;

    /* Show tooltip */
    ~ .wa-float__tooltip,
    & + .wa-float__tooltip {
      opacity: 1;
      transform: translateY(-50%) translateX(0);
    }
  }
}

/* Hover sibling tooltip (tooltip is after btn in DOM) */
.wa-float__btn:hover + .wa-float__tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* ── PULSE RING ────────────────────────────────────────────── */
.wa-float__btn::before,
.wa-float__btn::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: #25D366;
  opacity: 0;
  animation: waPulse 2.5s ease-out infinite;
}

.wa-float__btn::after {
  animation-delay: 0.8s;
}

@keyframes waPulse {
  0%   { transform: scale(1);   opacity: 0.6; }
  70%  { transform: scale(1.55); opacity: 0; }
  100% { transform: scale(1.55); opacity: 0; }
}

/* ── REDUCED MOTION ────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .wa-float__btn::before,
  .wa-float__btn::after { animation: none; }
  .wa-float { transition: opacity 0.2s ease; }
}