/* WhatsApp Chat Styles */

.conversation-item {
  transition: background-color 0.2s ease;
}

.conversation-item:hover {
  background-color: #f5f6f7 !important;
}

.conversation-item.selected {
  background-color: #f0f2f5 !important;
}

/* Chat messages scroll */
#chat-messages::-webkit-scrollbar {
  width: 6px;
}

#chat-messages::-webkit-scrollbar-track {
  background: transparent;
}

#chat-messages::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 3px;
}

#chat-messages::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.3);
}

/* Conversations list scroll */
#conversations-list::-webkit-scrollbar {
  width: 6px;
}

#conversations-list::-webkit-scrollbar-track {
  background: transparent;
}

#conversations-list::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 3px;
}

#conversations-list::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.3);
}

/* Chat input area */
#chat-message-input {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  max-height: 180px;
  overflow-y: auto;
}

#chat-message-input:focus {
  outline: none;
  border-color: #25d366;
}

/* Emoji button */
.emoji-btn {
  transition: transform 0.1s ease;
}

.emoji-btn:hover {
  transform: scale(1.2);
}

/* Send button */
#chat-send-btn {
  transition: background-color 0.2s ease, transform 0.1s ease;
}

#chat-send-btn:hover {
  background-color: #20ba5a;
  transform: scale(1.05);
}

#chat-send-btn:active {
  transform: scale(0.95);
}

/* WhatsApp pattern background */
.whatsapp-bg-pattern {
  background-color: #e5ddd5;
  background-image: 
    repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(255,255,255,.03) 10px, rgba(255,255,255,.03) 20px),
    repeating-linear-gradient(-45deg, transparent, transparent 10px, rgba(255,255,255,.03) 10px, rgba(255,255,255,.03) 20px);
}

/* Animation for new messages */
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.message-bubble {
  animation: slideInRight 0.3s ease;
}

/* Loading spinner */
.chat-loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid #f3f3f3;
  border-top: 3px solid #25d366;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Responsive adjustments */
@media (max-width: 768px) {
  #conversations-panel {
    width: 100% !important;
  }
  
  #chat-panel {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: none;
  }
  
  #chat-panel.active {
    display: flex !important;
  }
}