/* Chatbot Widget - Minimalista Preto/Cinzento/Branco */

:root {
  --chatbot-primary: #1a1a1a;
  --chatbot-primary-hover: #000000;
  --chatbot-secondary: #6b7280;
  --chatbot-bg: #ffffff;
  --chatbot-message-bg: #f3f4f6;
  --chatbot-user-message: #1a1a1a;
  --chatbot-border: #e5e7eb;
  --chatbot-shadow: rgba(0, 0, 0, 0.1);
  --chatbot-text: #111827;
  --chatbot-text-secondary: #6b7280;
}

@media (prefers-color-scheme: dark) {
  :root {
    --chatbot-primary: #ffffff;
    --chatbot-primary-hover: #f3f4f6;
    --chatbot-bg: #1a1a1a;
    --chatbot-message-bg: #2d2d2d;
    --chatbot-user-message: #f3f4f6;
    --chatbot-border: #2d2d2d;
    --chatbot-shadow: rgba(0, 0, 0, 0.4);
    --chatbot-text: #f3f4f6;
    --chatbot-text-secondary: #9ca3af;
  }
}

/* Toggle Button - Mais pequeno */
.chatbot-toggle {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--chatbot-primary);
  color: var(--chatbot-bg);
  border: 2px solid var(--chatbot-border);
  cursor: pointer;
  box-shadow: 0 2px 8px var(--chatbot-shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  z-index: 999;
}

.chatbot-toggle:hover {
  background: var(--chatbot-primary-hover);
  transform: scale(1.08);
  box-shadow: 0 4px 12px var(--chatbot-shadow);
}

.chatbot-toggle svg {
  width: 24px;
  height: 24px;
}

.chatbot-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  background: #1a1a1a;
  color: white;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 600;
  border: 2px solid var(--chatbot-bg);
}

/* Container - Mais compacto */
.chatbot-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 360px;
  height: 500px;
  max-height: calc(100vh - 40px);
  background: var(--chatbot-bg);
  border-radius: 12px;
  border: 1px solid var(--chatbot-border);
  box-shadow: 0 4px 16px var(--chatbot-shadow);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  transition: all 0.25s ease;
  overflow: hidden;
}

.chatbot-container.hidden {
  opacity: 0;
  transform: scale(0.95) translateY(10px);
  pointer-events: none;
}

/* Header - Compacto */
.chatbot-header {
  background: var(--chatbot-primary);
  color: var(--chatbot-bg);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--chatbot-border);
}

.chatbot-header * {
  color: var(--chatbot-bg) !important;
}

.chatbot-header-content {
  display: flex;
  align-items: center;
  gap: 10px;
}

.chatbot-avatar {
  width: 32px;
  height: 32px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chatbot-header-text h3 {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.chatbot-status {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  margin: 2px 0 0 0;
  opacity: 0.85;
}

.status-dot {
  width: 6px;
  height: 6px;
  background: currentColor;
  border-radius: 50%;
  opacity: 0.7;
}

.chatbot-close {
  background: none;
  border: none;
  color: currentColor;
  cursor: pointer;
  padding: 6px;
  border-radius: 6px;
  transition: background 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chatbot-close:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* Messages Container */
.chatbot-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chatbot-messages::-webkit-scrollbar {
  width: 4px;
}

.chatbot-messages::-webkit-scrollbar-thumb {
  background: var(--chatbot-border);
  border-radius: 2px;
}

.chatbot-messages::-webkit-scrollbar-track {
  background: transparent;
}

/* Messages - Compacto */
.message {
  display: flex;
  gap: 8px;
  animation: slideIn 0.2s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.user-message {
  flex-direction: row-reverse;
}

.message-avatar {
  width: 28px;
  height: 28px;
  background: var(--chatbot-message-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--chatbot-secondary);
  border: 1px solid var(--chatbot-border);
}

.user-message .message-avatar {
  background: var(--chatbot-primary);
  color: var(--chatbot-bg);
  border-color: var(--chatbot-primary);
}

.message-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.user-message .message-content {
  align-items: flex-end;
}

.message-bubble {
  background: var(--chatbot-message-bg);
  color: var(--chatbot-text);
  padding: 10px 14px;
  border-radius: 12px;
  max-width: 85%;
  line-height: 1.4;
  font-size: 13px;
  border: 1px solid var(--chatbot-border);
}

.user-message .message-bubble {
  background: var(--chatbot-user-message);
  color: var(--chatbot-bg);
  border-radius: 12px 12px 2px 12px;
  border-color: var(--chatbot-user-message);
}

.bot-message .message-bubble {
  border-radius: 12px 12px 12px 2px;
}

.message-time {
  font-size: 10px;
  color: var(--chatbot-text-secondary);
  padding: 0 6px;
}

/* Suggestions - Compacto */
.chatbot-suggestions {
  padding: 10px 16px;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  border-top: 1px solid var(--chatbot-border);
}

.suggestion-chip {
  background: var(--chatbot-bg);
  color: var(--chatbot-text);
  border: 1px solid var(--chatbot-border);
  padding: 6px 12px;
  border-radius: 16px;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s;
  font-weight: 500;
}

.suggestion-chip:hover {
  background: var(--chatbot-primary);
  color: var(--chatbot-bg);
  border-color: var(--chatbot-primary);
}

/* Input Area - Compacto */
.chatbot-input-container {
  border-top: 1px solid var(--chatbot-border);
  background: var(--chatbot-bg);
}

.chatbot-input-wrapper {
  padding: 12px 16px;
  display: flex;
  gap: 8px;
  align-items: center;
}

.chatbot-input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--chatbot-border);
  border-radius: 20px;
  font-size: 13px;
  background: var(--chatbot-bg);
  color: var(--chatbot-text);
  outline: none;
  transition: border-color 0.2s;
}

.chatbot-input:focus {
  border-color: var(--chatbot-primary);
}

.chatbot-send {
  width: 38px;
  height: 38px;
  background: var(--chatbot-primary);
  color: var(--chatbot-bg);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
}

.chatbot-send:hover:not(:disabled) {
  background: var(--chatbot-primary-hover);
  transform: scale(1.05);
}

.chatbot-send:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.chatbot-footer {
  padding: 0 16px 12px;
  text-align: center;
}

.chatbot-powered {
  font-size: 10px;
  color: var(--chatbot-text-secondary);
}

/* Loading Indicator */
.chatbot-loading {
  position: absolute;
  bottom: 70px;
  left: 16px;
  background: var(--chatbot-message-bg);
  padding: 10px 16px;
  border-radius: 12px 12px 12px 2px;
  border: 1px solid var(--chatbot-border);
  animation: slideIn 0.2s ease;
}

.chatbot-loading.hidden {
  display: none;
}

.loading-dots {
  display: flex;
  gap: 5px;
}

.loading-dots span {
  width: 6px;
  height: 6px;
  background: var(--chatbot-secondary);
  border-radius: 50%;
  animation: bounce 1.2s infinite;
}

.loading-dots span:nth-child(2) {
  animation-delay: 0.15s;
}

.loading-dots span:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes bounce {
  0%, 80%, 100% {
    transform: scale(0.7);
    opacity: 0.4;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

/* Mobile Responsive - Otimizado */
@media (max-width: 768px) {
  .chatbot-container {
    width: calc(100vw - 20px);
    max-width: 400px;
    height: 450px;
    bottom: 10px;
    right: 10px;
  }

  .chatbot-toggle {
    bottom: 16px;
    right: 16px;
    width: 48px;
    height: 48px;
  }

  .chatbot-toggle svg {
    width: 22px;
    height: 22px;
  }
}

@media (max-width: 480px) {
  .chatbot-container {
    width: 100%;
    height: 100%;
    max-height: 100vh;
    bottom: 0;
    right: 0;
    border-radius: 0;
    border: none;
  }
  
  .chatbot-header {
    border-radius: 0;
    background: #ffffff !important;
  }
  
  .chatbot-header *,
  .chatbot-header h3,
  .chatbot-header .chatbot-status,
  .chatbot-header .chatbot-close,
  .chatbot-header svg {
    color: #1a1a1a !important;
    stroke: #1a1a1a !important;
  }
  
  .chatbot-header .chatbot-avatar {
    background: rgba(26, 26, 26, 0.1) !important;
  }
  
  .chatbot-header .chatbot-close:hover {
    background: rgba(26, 26, 26, 0.1) !important;
  }

  .chatbot-toggle {
    bottom: 20px;
    right: 20px;
  }

  .message-bubble {
    max-width: 90%;
    font-size: 14px;
  }
}