/**
 * FOMINTE Direct WhatsApp Floating Button (Zero-Friction CRO Edition)
 * 物理隔离布局：固定在屏幕左下角（Left-Bottom），彻底解耦右下角 B2B 询盘抽屉
 */

.whatsapp-inquiry {
  position: fixed;
  left: 28px;
  bottom: 28px;
  right: auto !important;
  z-index: 9995;
  display: flex;
  align-items: center;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.whatsapp-inquiry.is-drawer-open {
  opacity: 0.25;
  pointer-events: none;
  transform: scale(0.9);
}

.whatsapp-inquiry__fab {
  pointer-events: auto;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: #ffffff !important;
  text-decoration: none !important;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4), 0 2px 6px rgba(0, 0, 0, 0.12);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s ease;
  cursor: pointer;
}

.whatsapp-inquiry__fab:hover {
  transform: scale(1.08) translateY(-2px);
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.5), 0 3px 8px rgba(0, 0, 0, 0.15);
  color: #ffffff !important;
}

.whatsapp-inquiry__fab:active {
  transform: scale(0.96);
}

.whatsapp-inquiry__icon {
  width: 32px;
  height: 32px;
  fill: #ffffff;
  position: relative;
  z-index: 2;
}

/* 优雅呼吸灯脉冲效果 */
.whatsapp-inquiry__pulse {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: #25D366;
  opacity: 0.6;
  z-index: 1;
  animation: waPulse 2.4s cubic-bezier(0.25, 1, 0.5, 1) infinite;
  pointer-events: none;
}

@keyframes waPulse {
  0% {
    transform: scale(0.95);
    opacity: 0.7;
  }
  70% {
    transform: scale(1.45);
    opacity: 0;
  }
  100% {
    transform: scale(1.45);
    opacity: 0;
  }
}

/* 悬停微型提示气泡 (朝右侧展开) */
.whatsapp-inquiry__tooltip {
  position: absolute;
  left: calc(100% + 14px);
  top: 50%;
  transform: translateY(-50%) translateX(-8px);
  background: #111827;
  color: #ffffff;
  padding: 8px 14px;
  border-radius: 8px;
  white-space: nowrap;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.whatsapp-inquiry__tooltip::after {
  content: "";
  position: absolute;
  right: 100%;
  top: 50%;
  transform: translateY(-50%);
  border-width: 6px;
  border-style: solid;
  border-color: transparent #111827 transparent transparent;
}

.whatsapp-inquiry__tooltip-title {
  font-size: 13px;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.2;
}

.whatsapp-inquiry__tooltip-status {
  font-size: 11px;
  font-weight: 500;
  color: #4ade80;
  line-height: 1.2;
}

.whatsapp-inquiry__fab:hover .whatsapp-inquiry__tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}

/* 移动端专属适配 */
@media (max-width: 768px) {
  .whatsapp-inquiry {
    left: 18px;
    bottom: 22px;
  }

  .whatsapp-inquiry__fab {
    width: 50px;
    height: 50px;
  }

  .whatsapp-inquiry__icon {
    width: 28px;
    height: 28px;
  }

  /* 移动端不展示 hover tooltip 避免阻挡视口 */
  .whatsapp-inquiry__tooltip {
    display: none !important;
  }
}