/* Chat de atendimento e conversa dentro do pedido. Cores da marca TBA. */
.tba-chat { position: fixed; right: 18px; bottom: 18px; z-index: 9999; font-size: 15px; }
.tba-chat-botao { display: flex; align-items: center; gap: .5rem; background: #C01E36; color: #fff; border: 0; border-radius: 999px; padding: .7rem 1.1rem; cursor: pointer; box-shadow: 0 6px 18px rgba(31,41,55,.25); font-weight: 600; }
.tba-chat-botao:hover { background: #9B1729; }
.tba-chat-badge { background: #F2E726; color: #1F2937; border-radius: 999px; padding: 0 .45rem; font-size: .8em; font-weight: 700; }
.tba-chat-painel { width: min(360px, calc(100vw - 36px)); background: #fff; border: 1px solid #E4E6EA; border-radius: 10px; box-shadow: 0 12px 34px rgba(31,41,55,.22); margin-bottom: .6rem; overflow: hidden; }
.tba-chat-topo { display: flex; justify-content: space-between; align-items: center; background: #1F2937; color: #fff; padding: .7rem .9rem; }
.tba-chat-fechar { background: none; border: 0; color: #fff; font-size: 1.3rem; line-height: 1; cursor: pointer; }
.tba-chat-lista { max-height: 44vh; overflow: auto; padding: .8rem; background: #F7F7F8; }
.tba-chat-vazio { color: #4B5563; font-size: .92em; margin: 0; }
.tba-chat-msg { margin: 0 0 .6rem; max-width: 85%; }
.tba-chat-msg.eu { margin-left: auto; text-align: right; }
.tba-chat-msg p { margin: 0; padding: .5rem .7rem; border-radius: 10px; background: #fff; border: 1px solid #E4E6EA; display: inline-block; text-align: left; }
.tba-chat-msg.eu p { background: #FDEDEF; border-color: #f3c9d0; }
.tba-chat-cab { display: block; font-size: .76em; color: #6B7280; margin-bottom: .2rem; }
.tba-chat-rodape { display: flex; gap: .4rem; padding: .6rem; border-top: 1px solid #E4E6EA; }
.tba-chat-campo { flex: 1; resize: none; border: 1px solid #E4E6EA; border-radius: 6px; padding: .45rem .6rem; font: inherit; }
.tba-chat-enviar { background: #C01E36; color: #fff; border: 0; border-radius: 6px; padding: 0 .9rem; cursor: pointer; font-weight: 600; }
.tba-chat-enviar[disabled] { opacity: .6; cursor: default; }

/* Conversa dentro do pedido */
.tba-conversa { border-top: 1px solid #E4E6EA; margin-top: 2rem; padding-top: 1rem; }
.tba-conversa-ajuda { color: #4B5563; }
.tba-conversa-lista { list-style: none; margin: 0 0 1rem; padding: 0; }
.tba-conversa-lista li { border: 1px solid #E4E6EA; border-radius: 8px; padding: .7rem .9rem; margin: 0 0 .6rem; background: #fff; max-width: 85%; }
.tba-conversa-lista li.cliente { margin-left: auto; background: #FDEDEF; border-color: #f3c9d0; }
.tba-conversa-lista .quem { font-weight: 600; margin-right: .5rem; }
.tba-conversa-lista .quando { color: #6B7280; font-size: .85em; }
.tba-conversa-lista p { margin: .3rem 0 0; }
.tba-conversa-lista .anexos img { max-width: 110px; border-radius: 6px; margin: .5rem .5rem 0 0; }
.tba-conversa-vazia { color: #6B7280; }
.tba-conversa-form textarea { width: 100%; min-height: 84px; resize: vertical; border: 1px solid #E4E6EA; border-radius: 8px; padding: .6rem .75rem; font: inherit; }
.tba-conversa-form textarea:focus { outline: 2px solid #C01E36; outline-offset: 1px; border-color: #C01E36; }
.tba-conversa-acoes { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.tba-conversa-anexo { font-size: .9em; color: #4B5563; }

/* Assistente virtual: fala com a cor neutra e o nome dele no cabeçalho */
.tba-chat-msg p { white-space: pre-line; overflow-wrap: anywhere; }
.tba-chat-msg.bot p { background: #fff; border-color: #D8DCE3; }
.tba-chat-msg p a { color: #C01E36; font-weight: 600; }
.tba-chat-digitando p { display: inline-flex; gap: 4px; padding: .7rem .8rem; }
.tba-chat-digitando p span { width: 7px; height: 7px; border-radius: 50%; background: #9CA3AF; animation: tba-digitando 1.2s infinite ease-in-out; }
.tba-chat-digitando p span:nth-child(2) { animation-delay: .2s; }
.tba-chat-digitando p span:nth-child(3) { animation-delay: .4s; }
@keyframes tba-digitando { 0%, 80%, 100% { opacity: .3; transform: translateY(0); } 40% { opacity: 1; transform: translateY(-3px); } }
@media (prefers-reduced-motion: reduce) { .tba-chat-digitando p span { animation: none; opacity: .7; } }

/* Visitante: nome e contato antes da primeira mensagem */
.tba-chat-ident { display: grid; gap: .4rem; padding: .6rem .6rem 0; border-top: 1px solid #E4E6EA; }
.tba-chat-ident[hidden] { display: none; }
.tba-chat-ident input.tba-chat-campo { width: 100%; box-sizing: border-box; }
.tba-chat-ident small { color: #6B7280; font-size: .78em; }
.tba-chat-isca { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; opacity: 0; }
.tba-chat-msg p a.tba-chat-link { display: inline-block; margin-top: .2rem; text-decoration: none; }
.tba-chat-msg p a.tba-chat-link:hover { text-decoration: underline; }

/* Fim da conversa: avaliação e o atalho para falar com gente */
.tba-chat-avaliar { text-align: center; margin: .4rem 0 .6rem; }
.tba-chat-avaliar p { margin: 0 0 .4rem; color: #374151; font-size: .92em; }
.tba-chat-avaliar button { background: #fff; border: 1px solid #D8DCE3; border-radius: 999px; padding: .35rem .8rem; margin: 0 .2rem; cursor: pointer; font: inherit; }
.tba-chat-avaliar button:hover { border-color: #C01E36; }
.tba-chat-pessoa { display: block; width: 100%; background: none; border: 0; border-top: 1px solid #E4E6EA; color: #C01E36; padding: .45rem; font-size: .85em; cursor: pointer; text-decoration: underline; }
.tba-chat-pessoa[hidden] { display: none; }