/* Chat Online Styles */
.chat-widget {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
}

.chat-button {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #001635;
  border: none;
  color: white;
  font-size: 24px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all 0.3s ease;
}

.chat-button:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.chat-container {
  position: fixed;
  bottom: 100px;
  right: 20px;
  width: 350px;
  height: 500px;
  background: white;
  border-radius: 15px;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.15);
  display: none;
  flex-direction: column;
  overflow: hidden;
}

.chat-container.active {
  display: flex;
}

.chat-header {
  background: #001635;
  color: white;
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.chat-header h3 {
  margin: 0;
  font-size: 16px;
  color: white;
}

.close-chat {
  background: none;
  border: none;
  color: white;
  font-size: 20px;
  cursor: pointer;
  padding: 0;
}

.chat-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
}

.message {
  margin-bottom: 15px;
  max-width: 80%;
  padding: 10px 15px;
  border-radius: 10px;
}

.message.system {
  background: #f5f5f5;
  color: #333;
  align-self: flex-start;
}

.message.user {
  background: #001635;
  color: white;
  align-self: flex-end;
}

.chat-input {
  padding: 15px;
  display: flex;
  gap: 10px;
  border-top: 1px solid #eee;
}

.chat-input input {
  flex: 1;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 14px;
}

.chat-input button {
  background: #001635;
  color: white;
  border: none;
  padding: 10px 15px;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.chat-input button:hover {
  background: #002152;
}

/* Notificações */
.chat-notification {
  position: absolute;
  top: -5px;
  right: -5px;
  background: #ff4757;
  color: white;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
  }
}

/* Responsividade */
@media (max-width: 768px) {
  .chat-container {
    width: 100%;
    height: 100%;
    bottom: 0;
    right: 0;
    border-radius: 0;
  }
  
  .chat-button {
    width: 50px;
    height: 50px;
  }
}

/* Tema Escuro */
@media (prefers-color-scheme: dark) {
  .chat-container {
    background: #2d3436;
    color: #ffffff;
  }

  .message.system {
    background: #636e72;
    color: #ffffff;
  }

  .chat-input {
    background: #2d3436;
    border-top-color: #636e72;
  }

  .chat-input input {
    background: #2d3436;
    border-color: #636e72;
    color: #ffffff;
  }
}

/* Animações de Redução de Movimento */
@media (prefers-reduced-motion: reduce) {
  .chat-button,
  .message,
  .chat-notification {
    animation: none;
    transition: none;
  }
}