/* ===== AXIS VENT - CHAT IA ESTILOS v5.0 REFATORADO ===== */

/* ===== VARIÁVEIS CSS ===== */
:root {
  --chat-primary: #667eea;
  --chat-secondary: #764ba2;
  --chat-accent: #11998e;
  --chat-success: #38ef7d;
  --chat-bg-light: #ffffff;
  --chat-bg-dark: #1c1c1e;
  --chat-text-light: #1d1d1f;
  --chat-text-dark: #f2f2f7;
  --chat-border-light: rgba(0, 0, 0, 0.1);
  --chat-border-dark: rgba(255, 255, 255, 0.1);
  --chat-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
  --chat-radius: 16px;
  --chat-transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

[data-theme="dark"] {
  --chat-bg-light: #2c2c2e;
  --chat-bg-dark: #1c1c1e;
  --chat-text-light: #f2f2f7;
  --chat-text-dark: #8e8e93;
  --chat-border-light: rgba(255, 255, 255, 0.1);
  --chat-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

/* ===== BOTÃO FLUTUANTE ===== */
.ia-float-button {
  position: fixed !important;
  bottom: 20px !important;
  right: 20px !important;
  width: 60px !important;
  height: 60px !important;
  border-radius: 50% !important;
  background: linear-gradient(135deg, var(--chat-primary) 0%, var(--chat-secondary) 100%) !important;
  border: none !important;
  cursor: pointer !important;
  z-index: 1000 !important;
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4) !important;
  transition: var(--chat-transition) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  color: white !important;
  font-size: 20px !important;
}

.ia-float-button:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 12px 35px rgba(102, 126, 234, 0.6) !important;
}

/* ===== JANELA DO CHAT ===== */
.ia-chat-janela {
  position: fixed !important;
  background: var(--chat-bg-light) !important;
  border-radius: var(--chat-radius) !important;
  box-shadow: var(--chat-shadow) !important;
  display: none !important;
  flex-direction: column !important;
  overflow: hidden !important;
  z-index: 1001 !important;
  transform: scale(0.8) translateY(20px) !important;
  opacity: 0 !important;
  transition: var(--chat-transition) !important;
  border: 1px solid var(--chat-border-light) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  bottom: 90px !important;
  right: 20px !important;
  width: 420px !important;
  height: 500px !important;
}

.ia-chat-janela.aberta {
  display: flex !important;
  transform: scale(1) translateY(0) !important;
  opacity: 1 !important;
}

.ia-chat-janela.expandido {
  width: 85vw !important;
  max-width: 900px !important;
  height: 80vh !important;
  max-height: 700px !important;
}

/* ===== CABEÇALHO ===== */
.ia-chat-header {
  background: linear-gradient(135deg, var(--chat-primary) 0%, var(--chat-secondary) 100%) !important;
  color: white !important;
  padding: 16px 20px !important;
  display: flex !important;
  justify-content: space-between !important;
  align-items: center !important;
  cursor: pointer !important;
  user-select: none !important;
  flex-shrink: 0 !important;
}

.ia-chat-title {
  font-weight: 600 !important;
  font-size: 16px !important;
  display: flex !important;
  align-items: center !important;
  gap: 8px !important;
  flex: 1 !important;
}

.ia-chat-controls {
  display: flex !important;
  gap: 6px !important;
  align-items: center !important;
}

/* ===== BOTÕES DE CONTROLE ===== */
.ia-control-btn {
  background: rgba(255, 255, 255, 0.15) !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  border-radius: 6px !important;
  width: 28px !important;
  height: 28px !important;
  color: white !important;
  cursor: pointer !important;
  transition: all 0.2s ease !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
}

.ia-control-btn:hover {
  background: rgba(255, 255, 255, 0.25) !important;
  border-color: rgba(255, 255, 255, 0.4) !important;
  transform: scale(1.05) !important;
}

.ia-control-btn svg {
  width: 14px !important;
  height: 14px !important;
  stroke: currentColor !important;
}

.ia-control-btn.close-btn {
  background: rgba(255, 59, 48, 0.2) !important;
  border-color: rgba(255, 59, 48, 0.3) !important;
}

.ia-control-btn.close-btn:hover {
  background: rgba(255, 59, 48, 0.4) !important;
}

/* ===== ÁREA DE MENSAGENS ===== */
.ia-chat-mensagens {
  flex: 1 !important;
  padding: 20px !important;
  overflow-y: auto !important;
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%) !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 16px !important;
}

[data-theme="dark"] .ia-chat-mensagens {
  background: linear-gradient(135deg, #2c2c2e 0%, #1c1c1e 100%) !important;
}

/* ===== MENSAGENS ===== */
.ia-mensagem {
  display: flex !important;
  align-items: flex-start !important;
  gap: 12px !important;
  animation: slideIn 0.3s ease !important;
  /* AJUSTE: ocupar toda a largura para o balão poder crescer */
  width: 100% !important;
}

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

.ia-mensagem.user {
  flex-direction: row-reverse !important;
}

/* ===== AVATARES ===== */
.ia-mensagem .avatar {
  width: 35px !important;
  height: 35px !important;
  border-radius: 50% !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  font-size: 16px !important;
  flex-shrink: 0 !important;
  border: 2px solid rgba(255, 255, 255, 0.8) !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
  /* AJUSTE: avatar com base fixa para sobrar espaço ao balão */
  flex: 0 0 35px !important;
}

.ia-mensagem.user .avatar {
  background: linear-gradient(135deg, var(--chat-primary) 0%, var(--chat-secondary) 100%) !important;
  color: white !important;
}

.ia-mensagem.ia .avatar {
  background: linear-gradient(135deg, var(--chat-accent) 0%, var(--chat-success) 100%) !important;
  color: white !important;
}

/* ===== CONTEÚDO DAS MENSAGENS ===== */
.ia-mensagem .conteudo {
  background: var(--chat-bg-light) !important;
  color: var(--chat-text-light) !important;
  padding: 12px 16px !important;
  border-radius: 16px !important;
  /* REMOVIDO: max-width antigo; agora o balão cresce de verdade */
  /* max-width: 300% !important; */
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
  line-height: 1.5 !important;
  font-size: 14px !important;
  border: 1px solid var(--chat-border-light) !important;
  word-wrap: break-word !important;
  overflow-wrap: break-word !important;

  /* AJUSTES PARA EXPANDIR NA HORIZONTAL */
  flex: 1 1 auto !important;
  min-width: 0 !important;
  max-width: none !important;
  box-sizing: border-box !important;
  margin-left: 4px !important;
  margin-right: 4px !important;
}

.ia-mensagem.user .conteudo {
  background: linear-gradient(135deg, var(--chat-primary) 0%, var(--chat-secondary) 100%) !important;
  color: white !important;
  border-bottom-right-radius: 4px !important;
  border-color: transparent !important;
  /* Alinha o balão do usuário à direita */
  margin-left: auto !important;
}

.ia-mensagem.ia .conteudo {
  border-bottom-left-radius: 4px !important;
  background: rgba(255, 255, 255, 0.95) !important; /* mantém o branco translúcido original */
  backdrop-filter: blur(10px) !important;
  /* Alinha o balão da IA à esquerda e permite expandir */
  margin-right: auto !important;
}

[data-theme="dark"] .ia-mensagem.ia .conteudo {
  background: rgba(44, 44, 46, 0.95) !important;
  color: var(--chat-text-light) !important;
}

/* ===== FORMATAÇÃO DE TEXTO MELHORADA ===== */
.ia-mensagem .conteudo strong {
  font-weight: 600 !important;
  color: inherit !important;
}

.ia-mensagem .conteudo em {
  font-style: italic !important;
  opacity: 0.9 !important;
}

.ia-mensagem .conteudo br {
  line-height: 1.6 !important;
}

/* ===== INDICADOR DE DIGITAÇÃO ===== */
.typing-indicator .conteudo {
  background: rgba(255, 255, 255, 0.95) !important;
  padding: 16px !important;
}

.typing-dots {
  display: flex !important;
  gap: 4px !important;
  align-items: center !important;
}

.typing-dots span {
  width: 8px !important;
  height: 8px !important;
  border-radius: 50% !important;
  background: var(--chat-primary) !important;
  animation: typingBounce 1.4s infinite ease-in-out !important;
}

.typing-dots span:nth-child(1) { animation-delay: -0.32s !important; }
.typing-dots span:nth-child(2) { animation-delay: -0.16s !important; }

@keyframes typingBounce {
  0%, 80%, 100% { transform: scale(0.8); opacity: 0.5; }
  40% { transform: scale(1); opacity: 1; }
}

/* ===== ÁREA DE INPUT ===== */
.ia-chat-input-area {
  display: flex !important;
  padding: 16px 20px !important;
  gap: 12px !important;
  border-top: 1px solid var(--chat-border-light) !important;
  background: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(10px) !important;
  align-items: flex-end !important;
  flex-shrink: 0 !important;
}

[data-theme="dark"] .ia-chat-input-area {
  background: rgba(44, 44, 46, 0.95) !important;
}

.ia-chat-input {
  flex: 1 !important;
  resize: none !important;
  padding: 12px 16px !important;
  font-size: 14px !important;
  border-radius: 12px !important;
  border: 2px solid #e1e8ed !important;
  min-height: 20px !important;
  max-height: 100px !important;
  transition: all 0.2s ease !important;
  font-family: inherit !important;
  background: var(--chat-bg-light) !important;
  color: var(--chat-text-light) !important;
}

.ia-chat-input:focus {
  outline: none !important;
  border-color: var(--chat-primary) !important;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1) !important;
}

[data-theme="dark"] .ia-chat-input {
  background: rgba(28, 28, 30, 0.9) !important;
  border-color: var(--chat-border-light) !important;
  color: var(--chat-text-light) !important;
}

/* ===== BOTÃO DE ENVIO ===== */
.ia-send-button {
  background: linear-gradient(135deg, var(--chat-primary) 0%, var(--chat-secondary) 100%) !important;
  color: white !important;
  border: none !important;
  border-radius: 12px !important;
  padding: 12px 16px !important;
  cursor: pointer !important;
  font-size: 14px !important;
  font-weight: 600 !important;
  transition: all 0.2s ease !important;
  min-width: 60px !important;
  box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
}

.ia-send-button:hover:not(:disabled) {
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4) !important;
}

.ia-send-button:disabled {
  opacity: 0.6 !important;
  cursor: not-allowed !important;
}

/* ===== LOADING ANIMATION ===== */
.ia-loading {
  display: inline-block !important;
  width: 16px !important;
  height: 16px !important;
  border: 2px solid rgba(255, 255, 255, 0.3) !important;
  border-radius: 50% !important;
  border-top-color: white !important;
  animation: spin 1s linear infinite !important;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ===== SCROLLBAR PERSONALIZADA ===== */
.ia-chat-mensagens::-webkit-scrollbar {
  width: 6px !important;
}

.ia-chat-mensagens::-webkit-scrollbar-track {
  background: transparent !important;
}

.ia-chat-mensagens::-webkit-scrollbar-thumb {
  background: rgba(102, 126, 234, 0.3) !important;
  border-radius: 3px !important;
}

.ia-chat-mensagens::-webkit-scrollbar-thumb:hover {
  background: rgba(102, 126, 234, 0.5) !important;
}

/* ===== RESPONSIVIDADE ===== */

/* Mobile */
@media (max-width: 480px) {
  .ia-float-button {
    width: 55px !important;
    height: 55px !important;
    right: 15px !important;
    bottom: 15px !important;
  }
  
  .ia-chat-janela:not(.minimizado) {
    top: 20px !important;
    left: 15px !important;
    right: 15px !important;
    bottom: 80px !important;
    width: calc(100vw - 30px) !important;
    height: calc(100vh - 100px) !important;
    border-radius: 16px !important;
  }
  
  .ia-chat-janela.expandido {
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    border-radius: 0 !important;
  }
  
  .ia-chat-header {
    padding: 20px !important;
  }
  
  .ia-chat-title {
    font-size: 18px !important;
  }
  
  .ia-control-btn {
    width: 32px !important;
    height: 32px !important;
  }
  
  .ia-control-btn svg {
    width: 16px !important;
    height: 16px !important;
  }
  
  .ia-chat-mensagens {
    padding: 16px !important;
  }
  
  .ia-chat-input-area {
    padding: 20px !important;
  }
  
  .ia-chat-input {
    font-size: 16px !important; /* Evita zoom no iOS */
  }
}

/* Tablets */
@media (max-width: 1024px) and (min-width: 481px) {
  .ia-chat-janela:not(.minimizado) {
    width: 85vw !important;
    max-width: 450px !important;
    height: 75vh !important;
    max-height: 600px !important;
    top: 20% !important;
    right: 15% !important;
  }
  
  .ia-chat-janela.expandido {
    width: 85vw !important;
    height: 75vh !important;
    max-width: 600px !important;
    max-height: 700px !important;
  }
}

/* Desktop */
@media (min-width: 1025px) {
  .ia-chat-janela.expandido {
    width: 85vw !important;
    max-width: 900px !important;
    height: 80vh !important;
    max-height: 700px !important;
  }
}

/* ===== OTIMIZAÇÕES DE PERFORMANCE ===== */
.ia-chat-janela {
  will-change: transform, opacity !important;
}

.ia-mensagem {
  will-change: transform !important;
}

/* ===== ACESSIBILIDADE ===== */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ===== ESTADOS ESPECIAIS ===== */
.ia-mensagem.erro .conteudo {
  background: rgba(255, 59, 48, 0.1) !important;
  border-color: rgba(255, 59, 48, 0.3) !important;
  color: #d70015 !important;
}

[data-theme="dark"] .ia-mensagem.erro .conteudo {
  background: rgba(255, 59, 48, 0.2) !important;
  color: #ff6b6b !important;
}

/* ===== AJUSTES FINAIS (MANTER JANELA MAIOR E FULLSCREEN OPCIONAL) ===== */

/* Janela padrão um pouco mais larga (mantido) */
.ia-chat-janela {
  width: 560px !important;   /* antes 420px */
  max-width: 96vw !important;
}

/* Modo expandido quase fullscreen no desktop (mantido) */
@media (min-width: 1025px) {
  .ia-chat-janela.expandido {
    inset: 24px !important; /* afasta das bordas */
    width: calc(100vw - 48px) !important;
    height: calc(100vh - 96px) !important;
    max-width: none !important;
    max-height: none !important;
  }
}

/* Fullscreen real opcional via classe .fullscreen */
.ia-chat-janela.fullscreen {
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  border-radius: 0 !important;
  z-index: 9999 !important;
}