/* کانتینر اصلی */
#kwc-whatsapp {
  all: unset !important;
  position: fixed !important;
  inset: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  pointer-events: none !important;
  z-index: 2147483647 !important;
  font-family: 'Vazirmatn', sans-serif !important;
  direction: rtl !important;
}

/* دکمه شناور */
.kwc-btn {
  all: unset !important;
  position: fixed !important;
  width: 64px !important;
  height: 64px !important;
  background: #25d366 !important;
  color: #fff !important;
  border-radius: 50% !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-size: 32px !important;
  box-shadow: 0 10px 30px rgba(0,0,0,.4) !important;
  cursor: pointer !important;
  transition: .3s ease !important;
  pointer-events: auto !important;
}
.kwc-btn:hover { transform: scale(1.15) translateY(-4px) !important; }

/* موقعیت‌ها */
.kwc-h-right .kwc-btn { right: 20px !important; }
.kwc-h-left .kwc-btn { left: 20px !important; }
.kwc-v-bottom .kwc-btn { bottom: var(--kwc-distance,120px) !important; }
.kwc-v-top .kwc-btn { top: var(--kwc-distance,120px) !important; }
.kwc-v-middle .kwc-btn { top: 50% !important; transform: translateY(-50%) !important; }

/* رنگ‌ها */
.kwc-color-green .kwc-btn,
.kwc-color-green .kwc-header,
.kwc-color-green .kwc-send { background: #25d366 !important; }
.kwc-color-blue .kwc-btn,
.kwc-color-blue .kwc-header,
.kwc-color-blue .kwc-send { background: #0088cc !important; }
.kwc-color-red .kwc-btn,
.kwc-color-red .kwc-header,
.kwc-color-red .kwc-send { background: #e74c3c !important; }
.kwc-color-pink .kwc-btn,
.kwc-color-pink .kwc-header,
.kwc-color-pink .kwc-send { background: #e91e63 !important; }
.kwc-color-purple .kwc-btn,
.kwc-color-purple .kwc-header,
.kwc-color-purple .kwc-send { background: #9c27b0 !important; }
.kwc-color-yellow .kwc-btn,
.kwc-color-yellow .kwc-header,
.kwc-color-yellow .kwc-send { background: #ff9800 !important; }
.kwc-color-orange .kwc-btn,
.kwc-color-orange .kwc-header,
.kwc-color-orange .kwc-send { background: #ff5722 !important; }

/* باکس چت */
#kwc-box {
  all: unset !important;
  position: fixed !important;
  width: 320px !important;
  background: #fff !important;
  border-radius: 16px !important;
  box-shadow: 0 20px 50px rgba(0,0,0,.5) !important;
  overflow: hidden !important;
  opacity: 0 !important;
  visibility: hidden !important;
  transform: scale(.8) !important;
  transition: .35s ease !important;
  pointer-events: none !important;
  z-index: 2147483647 !important;
}
.kwc-h-right #kwc-box { right: 20px !important; }
.kwc-h-left #kwc-box { left: 20px !important; }
.kwc-v-bottom #kwc-box { bottom: calc(var(--kwc-distance,120px) + 80px) !important; }
.kwc-v-top #kwc-box { top: calc(var(--kwc-distance,120px) + 80px) !important; }
.kwc-v-middle #kwc-box { top: 50% !important; transform: translateY(-50%) scale(.8) !important; }
#kwc-box.open {
  opacity: 1 !important;
  visibility: visible !important;
  transform: scale(1) !important;
  pointer-events: auto !important;
  animation: shake .6s ease-in-out !important;
}
@keyframes shake {
  0%,100% { transform: scale(1); }
  20%,60% { transform: scale(1.02) translateY(-6px); }
  40%,80% { transform: scale(1.02) translateY(6px); }
}

/* هدر */
.kwc-header {
  all: unset !important;
  padding: 14px 18px !important;
  color: #fff !important;
  font-weight: bold !important;
  font-size: 15px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
}
#kwc-close {
  all: unset !important;
  color: #fff !important;
  font-size: 24px !important;
  cursor: pointer !important;
}
#kwc-close:hover { opacity: .7 !important; }

/* خوش‌آمدگویی */
.kwc-welcome {
  all: unset !important;
  display: block !important;
  padding: 16px 20px !important;
  background: #f1f3f4 !important;
  border-bottom: 1px solid #e0e0e0 !important;
  font-size: 15px !important;
  font-weight: 500 !important;
  color: #333 !important;
  line-height: 1.8 !important;
  text-align: center !important;
}

/* ورودی پیام */
.kwc-input {
  all: unset !important;
  width: 100% !important;
  min-height: 80px !important;
  padding: 14px !important;
  font-size: 14px !important;
  background: #fff !important;
  border: none !important;
  resize: vertical !important;
  line-height: 1.6 !important;
  color: #333 !important;
}

/* دکمه ارسال */
.kwc-send {
  all: unset !important;
  width: 100% !important;
  padding: 14px !important;
  color: #fff !important;
  font-weight: bold !important;
  font-size: 15px !important;
  text-align: center !important;
  cursor: pointer !important;
  transition: .3s ease !important;
}
.kwc-send:hover { opacity: .85 !important; }

/* موبایل */
@media(max-width:480px){
  #kwc-box { width: 280px !important; }
  .kwc-btn { width: 56px !important; height: 56px !important; font-size: 28px !important; }
  .kwc-welcome { font-size: 14px !important; padding: 12px 16px !important; }
}