/* Chatbot - Versão Aprimorada
 * Com melhorias de design, acessibilidade e performance
 */

 :root {
  /* Paleta de cores principal */
  --primary-color: #2c6da0;
  --primary-dark: #1c5a88;
  --primary-light: #4a9fd8;
  --secondary-color: #f0f4f8;
  --accent-color: #e8972d;
  --text-color: #333333;
  --text-light: #6e6e6e;
  --light-gray: #e0e0e0;
  --success-color: #4CAF50;
  --error-color: #f44336;
  --warning-color: #ff9800;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 6px 16px rgba(0, 0, 0, 0.3);
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 18px;
  --border-radius-full: 50%;
  --whatsapp-color: #25D366;
  --whatsapp-dark: #128C7E;
}

/* Reset e estilos base */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body.chat-open {
  overflow: hidden;
}

/* Botão principal do chatbot */
.chatbot-button {
  background-color: var(--primary-color);
  color: white;
  width: 60px;
  height: 60px;
  border-radius: var(--border-radius-full);
  display: flex;
  justify-content: center;
  align-items: center;
  position: fixed;
  bottom: 20px;
  right: 20px;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  z-index: 1000;
  border: none;
}

.chatbot-button:hover, 
.chatbot-button:focus {
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
  outline: none;
}

.chatbot-button:active {
  transform: scale(0.95);
}

.chatbot-button i {
  font-size: 24px;
}

/* Efeito de pulso para notificações */
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(44, 109, 160, 0.7); }
  70% { box-shadow: 0 0 0 10px rgba(44, 109, 160, 0); }
  100% { box-shadow: 0 0 0 0 rgba(44, 109, 160, 0); }
}

.chatbot-button.has-notification {
  animation: pulse 2s infinite;
}

/* Container principal do chat */
.chat-container {
  display: none;
  flex-direction: column;
  position: fixed;
  bottom: 90px;
  right: 20px;
  width: 350px;
  height: 500px;
  background-color: white;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  z-index: 999;
  transition: var(--transition);
}

.chat-container.active {
  display: flex;
  animation: slideIn 0.3s forwards;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Cabeçalho do chat */
.chat-header {
  background-color: var(--primary-color);
  color: white;
  padding: 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}

.chat-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 16px;
}

.chat-title i {
  font-size: 20px;
}

.chat-controls {
  display: flex;
  gap: 8px;
}

.chat-minimize,
.chat-close {
  cursor: pointer;
  padding: 5px;
  border-radius: var(--border-radius-full);
  transition: background-color 0.2s;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 30px;
  height: 30px;
}

.chat-minimize:hover,
.chat-close:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

/* Área de mensagens */
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 15px;
  background-color: var(--secondary-color);
  display: flex;
  flex-direction: column;
  gap: 12px;
  scroll-behavior: smooth;
}

.chat-messages::-webkit-scrollbar {
  width: 6px;
}

.chat-messages::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.05);
}

.chat-messages::-webkit-scrollbar-thumb {
  background-color: rgba(0, 0, 0, 0.2);
  border-radius: 20px;
}

/* Mensagens */
.message {
  max-width: 80%;
  padding: 12px 15px;
  border-radius: var(--border-radius-lg);
  word-wrap: break-word;
  animation: fadeIn 0.3s ease;
  position: relative;
  line-height: 1.5;
  font-size: 14px;
}

.message p {
  margin-bottom: 8px;
  color: var(--text-color);
  font-family: 'Poppins';
}

.dark-mode p {
  color: rgb(255 255 255);
  font-weight: 400;
}

.message p:last-child {
  margin-bottom: 0;
}

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

.bot-message {
  background-color: white;
  color: var(--text-color);
  border-top-left-radius: 5px;
  align-self: flex-start;
  box-shadow: var(--shadow-sm);
}

.user-message {
  background-color: var(--primary-color);
  color: white;
  border-top-right-radius: 5px;
  align-self: flex-end;
  box-shadow: var(--shadow-sm);
}

/* Container de entrada */
.chat-input-container {
  display: flex;
  padding: 12px 15px;
  border-top: 1px solid var(--light-gray);
  background-color: white;
  align-items: center;
  gap: 10px;
}

.chat-input {
  flex: 1;
  padding: 12px;
  border: 1px solid var(--light-gray);
  border-radius: 20px;
  font-size: 14px;
  transition: var(--transition);
  resize: none;
  height: 40px;
  max-height: 120px;
  overflow-y: auto;
  line-height: 1.4;
}

.chat-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(44, 109, 160, 0.2);
}

.chat-actions {
  display: flex;
  gap: 8px;
}

.chat-attach,
.chat-emoji,
.chat-send {
  background-color: #1c5a88;
  color: white;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-full);
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}

.dark-mode .message p{
  margin-bottom: 8px;
  color: white;
  font-family: 'Poppins';
  font-size: 14px;
}

.chat-attach,
.chat-emoji {
  background-color: transparent;
  color: var(--primary-color);
  border: 1px solid var(--primary-color);
}

.chat-send:hover,
.chat-send:focus {
  background-color: var(--primary-dark);
  transform: scale(1.05);
}

.chat-attach:hover,
.chat-emoji:hover,
.chat-attach:focus,
.chat-emoji:focus {
  background-color: rgba(44, 109, 160, 0.1);
}

.chat-send:disabled {
  background-color: var(--light-gray);
  cursor: not-allowed;
  transform: none;
}

/* Botões de opção */
.option-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 10px;
  width: 100%;
}

.option-button {
  background-color: white;
  color: var(--primary-color);
  border: 1px solid var(--primary-color);
  padding: 10px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition);
  font-size: 14px;
  text-align: center;
  font-weight: 500;
}

.option-button:hover,
.option-button:focus {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

.option-button:active {
  transform: translateY(0);
}

/* Indicador de digitação */
.typing-indicator {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 10px 15px;
  background-color: white;
  border-radius: var(--border-radius-lg);
  width: fit-content;
  align-self: flex-start;
  margin-top: 5px;
  box-shadow: var(--shadow-sm);
}

.typing-indicator span {
  width: 8px;
  height: 8px;
  background-color: var(--light-gray);
  border-radius: 50%;
  display: inline-block;
  animation: typingBounce 1.5s infinite ease-in-out;
}

.typing-indicator span:nth-child(2) {
  animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes typingBounce {
  0%, 60%, 100% { transform: translateY(0); }
  30% { transform: translateY(-5px); }
}

/* Formulários */
.form-input {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 12px;
  width: 100%;
}

.input-group {
  position: relative;
}

.input-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  color: var(--text-light);
}

.form-input input,
.form-input textarea,
.form-input select {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--light-gray);
  border-radius: var(--border-radius-sm);
  font-size: 14px;
  transition: var(--transition);
  background-color: white;
}

.form-input input:focus,
.form-input textarea:focus,
.form-input select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(44, 109, 160, 0.2);
}

.form-input .error-message {
  color: var(--error-color);
  font-size: 12px;
  margin-top: 4px;
}

.form-submit {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 12px 16px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition);
  text-align: center;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.form-submit:hover,
.form-submit:focus {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
}

.form-submit:active {
  transform: translateY(0);
}

/* Upload de arquivos */
.file-upload {
  display: flex;
  align-items: center;
  margin-top: 10px;
  width: 100%;
}

.file-upload-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: white;
  color: var(--primary-color);
  border: 1px solid var(--primary-color);
  padding: 8px 14px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 14px;
  transition: var(--transition);
  width: 100%;
}

.file-upload-btn:hover,
.file-upload-btn:focus {
  background-color: rgba(44, 109, 160, 0.1);
}

.file-upload input[type="file"] {
  display: none;
}

.file-preview {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.file-item {
  display: flex;
  align-items: center;
  gap: 6px;
  background-color: rgba(44, 109, 160, 0.1);
  padding: 6px 10px;
  border-radius: 12px;
  font-size: 12px;
}

.file-remove {
  cursor: pointer;
  color: var(--text-light);
}

.file-remove:hover {
  color: var(--error-color);
}

/* Botão do WhatsApp */
.whatsapp-inline-button {
  display: inline-flex;
  align-items: center;
  background-color: var(--whatsapp-color);
  color: white !important;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 24px;
  font-weight: 500;
  margin-top: 12px;
  margin-bottom: 5px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  transition: var(--transition);
  width: auto;
  font-size: 15px;
}

.whatsapp-inline-button:hover,
.whatsapp-inline-button:focus {
  background-color: var(--whatsapp-dark);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  transform: translateY(-2px);
}

.whatsapp-inline-button:active {
  transform: translateY(0);
}

.whatsapp-inline-button i {
  margin-right: 8px;
  font-size: 18px;
}

/* Botões de contato */
.contact-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 12px;
  width: 100%;
}

.contact-option {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition);
  text-align: center;
}

.contact-option i {
  font-size: 18px;
}

.wait-option {
  background-color: white;
  color: var(--text-color);
  border: 1px solid var(--light-gray);
}

.wait-option:hover,
.wait-option:focus {
  background-color: var(--light-gray);
  transform: translateY(-2px);
}

.wait-option:active {
  transform: translateY(0);
}

/* Status de mensagem */
.message-status {
  font-size: 12px;
  text-align: right;
  margin-top: 4px;
  color: var(--text-light);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
}

.message-status i {
  font-size: 14px;
}

.message-status.sent i {
  color: var(--light-gray);
}

.message-status.delivered i {
  color: var(--light-gray);
}

.message-status.read i {
  color: var(--primary-color);
}

/* Quick Menu */
.quick-menu {
  position: absolute;
  bottom: 70px;
  right: 15px;
  background-color: white;
  border-radius: var(--border-radius-full);
  width: 40px;
  height: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  z-index: 1;
  transition: var(--transition);
  border: 1px solid var(--light-gray);
}

.quick-menu:hover,
.quick-menu:focus {
  background-color: var(--light-gray);
}

.quick-menu-options {
  position: absolute;
  bottom: 120px;
  right: 15px;
  background-color: white;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  z-index: 2;
  display: none;
  flex-direction: column;
  width: 180px;
}

.quick-menu-options.active {
  display: flex;
  animation: fadeIn 0.3s forwards;
}

.quick-menu-option {
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: var(--transition);
}

.quick-menu-option:hover {
  background-color: var(--secondary-color);
}

.quick-menu-option i {
  color: var(--primary-color);
}

/* Responsividade para celulares */
@media (max-width: 480px) {
  .chat-container {
    width: 100%;
    height: 100vh;
    bottom: 0;
    right: 0;
    border-radius: 0;
    border: none;
  }
  
  .chatbot-button {
    bottom: 20px;
    right: 20px;
  }

  .chat-header {
    padding: 15px 20px;
  }

  .chat-messages {
    padding: 15px 20px;
  }

  .chat-input-container {
    padding: 12px 20px;
  }

  .option-buttons {
    grid-template-columns: 1fr;
  }
}

/* Tablet */
@media (min-width: 481px) and (max-width: 768px) {
  .chat-container {
    width: 400px;
    height: 550px;
  }
}

/* Dark Mode */
.dark-mode .chatbot-button {
  background-color: var(--primary-dark);
  color: white;
}

.dark-mode .chat-header {
  background-color: var(--primary-dark);
  color: white;
}

.dark-mode .chat-messages {
  background-color: #1e1e1e;
}

.dark-mode .bot-message {
  background-color: #2e2e2e;
  color: #f0f0f0;
}

.dark-mode .user-message {
  background-color: var(--primary-dark);
  color: white;
}

.dark-mode .chat-input-container {
  background-color: #252525;
  border-top-color: #333;
}

.dark-mode .chat-input {
  background-color: #2e2e2e;
  color: #f0f0f0;
  border-color: #444;
}

.dark-mode .option-button {
  background-color: #2e2e2e;
  color: var(--primary-light);
  border-color: var(--primary-light);
}

.dark-mode .option-button:hover {
  background-color: var(--primary-dark);
  color: white;
}

.dark-mode .typing-indicator {
  background-color: #2e2e2e;
}

.dark-mode .typing-indicator span {
  background-color: #666;
}

.dark-mode .form-input input,
.dark-mode .form-input textarea,
.dark-mode .form-input select {
  background-color: #2e2e2e;
  color: #f0f0f0;
  border-color: #444;
}

.dark-mode .form-submit {
  background-color: var(--primary-dark);
}

.dark-mode .wait-option {
  background-color: #2e2e2e;
  color: #f0f0f0;
  border-color: #444;
}

/* Acessibilidade */
.visually-hidden {
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  height: 1px;
  overflow: hidden;
  position: absolute;
  white-space: nowrap;
  width: 1px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.form-submit, .option-button, .whatsapp-inline-button {
  font-weight: 500;
  line-height: 0.95rem;
}