/* ============================================================
   KN Constructions — Floating Action Dock (FAB)
   ============================================================ */

.kn-floating-dock {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 16px; /* Space between buttons */
  align-items: flex-end;
}

/* Base Button Style */
.kn-fab {
  position: relative;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-shadow: 0 10px 25px rgba(14, 14, 16, 0.2);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
  cursor: pointer;
}

.kn-fab:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 15px 35px rgba(14, 14, 16, 0.3);
}

.kn-fab svg {
  width: 24px;
  height: 24px;
}

/* ---------- Brochure Button ---------- */
.kn-fab--brochure {
  background-color: var(--kn-white);
  color: var(--kn-ink);
  border: 1px solid var(--kn-line-strong);
}

.kn-fab--brochure:hover {
  color: var(--kn-brass);
}

/* ---------- Call Button ---------- */
.kn-fab--call {
  background-color: var(--kn-ink);
  color: var(--kn-paper);
}

/* ---------- WhatsApp Button ---------- */
.kn-fab--whatsapp {
  background-color: #25D366; /* Official WhatsApp Green */
  color: var(--kn-white);
}

/* Pulse Animation for WhatsApp */
.kn-fab-pulse {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid #25D366;
  animation: kn-pulse 2s infinite;
  pointer-events: none;
  z-index: -1;
}

@keyframes kn-pulse {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* ---------- Tooltips (Desktop Only) ---------- */
.kn-fab-tooltip {
  position: absolute;
  right: 70px; /* Position to the left of the button */
  background-color: var(--kn-ink);
  color: var(--kn-white);
  font-family: var(--kn-font-sans);
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  padding: 8px 16px;
  border-radius: var(--kn-radius-sm);
  opacity: 0;
  visibility: hidden;
  transform: translateX(10px);
  transition: all 0.3s var(--kn-ease-out);
  pointer-events: none;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* Small arrow on the tooltip */
.kn-fab-tooltip::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -4px;
  transform: translateY(-50%) rotate(45deg);
  width: 8px;
  height: 8px;
  background-color: var(--kn-ink);
}

.kn-fab:hover .kn-fab-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

/* ---------- Responsive (Mobile) ---------- */
@media (max-width: 768px) {
  .kn-floating-dock {
    bottom: 20px;
    right: 20px;
    gap: 12px;
  }
  
  .kn-fab {
    width: 48px;
    height: 48px;
  }
  
  .kn-fab svg {
    width: 20px;
    height: 20px;
  }

  /* Hide tooltips on mobile */
  .kn-fab-tooltip {
    display: none;
  }
}