/**
 * Messaging Widget CSS
 * Estilos opcionales para sitios web que no soportan Shadow DOM
 */

#messaging-widget-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9999;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.messaging-widget-main-button {
  width: 60px;
  height: 60px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all 0.3s ease;
  border: none;
  position: relative;
  overflow: hidden;
}

.messaging-widget-main-button:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.messaging-widget-main-button:active {
  transform: scale(0.95);
}

.messaging-widget-main-button svg {
  width: 24px;
  height: 24px;
  fill: white;
}

.messaging-widget-channels-menu {
  position: absolute;
  bottom: 70px;
  right: 0;
  background: white;
  border-radius: 12px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s ease;
  min-width: 200px;
  overflow: hidden;
}

.messaging-widget-channels-menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.messaging-widget-channel-item {
  display: flex;
  align-items: center;
  padding: 12px 16px;
  cursor: pointer;
  transition: background 0.2s ease;
  border-bottom: 1px solid #f0f0f0;
  text-decoration: none;
  color: #333;
}

.messaging-widget-channel-item:last-child {
  border-bottom: none;
}

.messaging-widget-channel-item:hover {
  background: #f8f9fa;
}

.messaging-widget-channel-icon {
  width: 24px;
  height: 24px;
  margin-right: 12px;
  flex-shrink: 0;
}

.messaging-widget-channel-name {
  font-size: 14px;
  font-weight: 500;
}

.messaging-widget-chat-window {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 350px;
  height: 500px;
  background: white;
  border-radius: 12px 12px 0 0;
  box-shadow: 0 -5px 25px rgba(0, 0, 0, 0.15);
  opacity: 0;
  visibility: hidden;
  transform: translateY(100%);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.messaging-widget-chat-window.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.messaging-widget-chat-header {
  background: #25d366;
  color: white;
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.messaging-widget-chat-title {
  font-size: 16px;
  font-weight: 600;
}

.messaging-widget-close-button {
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: background 0.2s ease;
  font-size: 18px;
}

.messaging-widget-close-button:hover {
  background: rgba(255, 255, 255, 0.1);
}

.messaging-widget-chat-messages {
  flex: 1;
  padding: 16px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: #f8f9fa;
}

.messaging-widget-message {
  max-width: 80%;
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.4;
  word-wrap: break-word;
}

.messaging-widget-message.received {
  background: white;
  color: #333;
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.messaging-widget-message.sent {
  background: #25d366;
  color: white;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.messaging-widget-chat-input-container {
  padding: 16px;
  border-top: 1px solid #e0e0e0;
  display: flex;
  gap: 8px;
  background: white;
}

.messaging-widget-chat-input {
  flex: 1;
  border: 1px solid #e0e0e0;
  border-radius: 20px;
  padding: 8px 16px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s ease;
}

.messaging-widget-chat-input:focus {
  border-color: #25d366;
}

.messaging-widget-send-button {
  width: 36px;
  height: 36px;
  background: #25d366;
  border: none;
  border-radius: 50%;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.messaging-widget-send-button:hover {
  background: #128c7e;
  transform: scale(1.05);
}

.messaging-widget-send-button:disabled {
  background: #ccc;
  cursor: not-allowed;
  transform: none;
}

.messaging-widget-typing-indicator {
  padding: 8px 12px;
  background: white;
  border-radius: 12px;
  border-bottom-left-radius: 4px;
  align-self: flex-start;
  font-style: italic;
  color: #666;
  animation: messaging-widget-pulse 2s infinite;
}

@keyframes messaging-widget-pulse {
  0%,
  100% {
    opacity: 0.6;
  }
  50% {
    opacity: 1;
  }
}

/* Responsive */
@media (max-width: 480px) {
  #messaging-widget-container {
    bottom: 10px;
    right: 10px;
  }

  .messaging-widget-chat-window {
    width: 100vw;
    height: 100vh;
    border-radius: 0;
    right: 0;
    bottom: 0;
  }

  .messaging-widget-channels-menu {
    right: 0;
    left: 0;
    margin: 0 20px;
    bottom: 70px;
  }
}

/* Posiciones alternativas */
.messaging-widget-position-bottom-left {
  bottom: 20px;
  left: 20px;
  right: auto;
}

.messaging-widget-position-top-right {
  top: 20px;
  right: 20px;
  bottom: auto;
}

.messaging-widget-position-top-left {
  top: 20px;
  left: 20px;
  bottom: auto;
  right: auto;
}

/* Temas de color */
.messaging-widget-theme-blue .messaging-widget-main-button,
.messaging-widget-theme-blue .messaging-widget-chat-header,
.messaging-widget-theme-blue .messaging-widget-message.sent,
.messaging-widget-theme-blue .messaging-widget-send-button {
  background: #007bff;
}

.messaging-widget-theme-blue .messaging-widget-send-button:hover {
  background: #0056b3;
}

.messaging-widget-theme-blue .messaging-widget-chat-input:focus {
  border-color: #007bff;
}

.messaging-widget-theme-purple .messaging-widget-main-button,
.messaging-widget-theme-purple .messaging-widget-chat-header,
.messaging-widget-theme-purple .messaging-widget-message.sent,
.messaging-widget-theme-purple .messaging-widget-send-button {
  background: #6f42c1;
}

.messaging-widget-theme-purple .messaging-widget-send-button:hover {
  background: #5a2d91;
}

.messaging-widget-theme-purple .messaging-widget-chat-input:focus {
  border-color: #6f42c1;
}

.messaging-widget-theme-red .messaging-widget-main-button,
.messaging-widget-theme-red .messaging-widget-chat-header,
.messaging-widget-theme-red .messaging-widget-message.sent,
.messaging-widget-theme-red .messaging-widget-send-button {
  background: #dc3545;
}

.messaging-widget-theme-red .messaging-widget-send-button:hover {
  background: #c82333;
}

.messaging-widget-theme-red .messaging-widget-chat-input:focus {
  border-color: #dc3545;
}

/* Utilidades */
.messaging-widget-hidden {
  display: none !important;
}

.messaging-widget-fade-in {
  animation: messaging-widget-fadeIn 0.3s ease;
}

.messaging-widget-fade-out {
  animation: messaging-widget-fadeOut 0.3s ease;
}

@keyframes messaging-widget-fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes messaging-widget-fadeOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(10px);
  }
}