:root {
  --rosa: #dd0063; --rosa-claro: #fde7f1; --rosa-escuro: #b10050;
  --texto: #2b2b2b; --cinza: #6b6b6b; --cinza-claro: #9a9a9a; --borda: #e8e8ea; --fundo: #f5f5f6; --branco: #fff;
  --verde: #1f9d55; --amarelo: #b7791f; --azul: #2563eb;
  --raio: 12px; --sombra: 0 1px 2px rgba(0,0,0,.05), 0 4px 16px rgba(0,0,0,.05);
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font-family: Montserrat, system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--texto); background: var(--fundo); font-size: 14px; }
[hidden] { display: none !important; }
h1, h2, h3, h4 { margin: 0; }
h2 { font-size: 20px; } h3 { font-size: 15px; margin-bottom: 12px; } h4 { font-size: 13px; margin: 16px 0 8px; }
button, input, select, textarea { font: inherit; color: inherit; }
input, select, textarea { width: 100%; padding: 9px 11px; border: 1px solid var(--borda); border-radius: 9px; background: #fff; outline: none; }
input:focus, select:focus, textarea:focus { border-color: var(--rosa); box-shadow: 0 0 0 3px var(--rosa-claro); }
textarea { resize: vertical; line-height: 1.45; }
label { display: block; font-size: 12.5px; font-weight: 600; color: var(--cinza); margin-bottom: 12px; }
label > input, label > textarea, label > select { margin-top: 5px; color: var(--texto); font-weight: 400; }
label.chave { display: flex; align-items: center; gap: 8px; color: var(--texto); font-size: 14px; }
label.chave input { width: auto; margin: 0; accent-color: var(--rosa); }
pre { background: #1f1f23; color: #f3f3f3; padding: 12px; border-radius: 9px; overflow-x: auto; font-size: 12.5px; white-space: pre-wrap; word-break: break-all; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 9px 14px; border: 0; border-radius: 9px; background: var(--rosa); color: #fff; font-weight: 600; cursor: pointer; white-space: nowrap; text-decoration: none; }
.btn:hover { background: var(--rosa-escuro); }
.btn.sec { background: #fff; color: var(--texto); border: 1px solid var(--borda); }
.btn.sec:hover { background: var(--fundo); }
.btn.perigo { background: #fff; color: #c53030; border: 1px solid #f3c2c2; }
.btn.verde { background: var(--verde); }
.btn.peq { padding: 6px 10px; font-size: 12.5px; }
.btn:disabled { opacity: .55; cursor: wait; }
.link { background: none; border: 0; color: var(--rosa); cursor: pointer; padding: 0; font-weight: 600; }
.cartao { background: #fff; border: 1px solid var(--borda); border-radius: var(--raio); padding: 18px; box-shadow: var(--sombra); }
.dica { color: var(--cinza); font-size: 12.5px; line-height: 1.5; margin: 6px 0 14px; }
.pill { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 700; }
.pill.aguardando { background: #fff1d6; color: var(--amarelo); }
.pill.humano { background: #dbeafe; color: var(--azul); }
.pill.luh { background: var(--rosa-claro); color: var(--rosa); }
.pill.encerrada, .pill.inativo { background: #eee; color: var(--cinza); }
.pill.ok { background: #dcfce7; color: var(--verde); }

/* Login */
.login { min-height: 100%; display: grid; place-items: center; padding: 20px; }
.login-cartao { width: 100%; max-width: 360px; text-align: center; }
.login-cartao label { text-align: left; }
.login-cartao .btn { width: 100%; margin-top: 6px; padding: 11px; }
.login-av { width: 92px; height: 92px; border-radius: 50%; border: 3px solid var(--rosa); margin-bottom: 8px; }
.sub { color: var(--cinza); margin: 4px 0 18px; }
.erro { color: #c53030; font-size: 13px; }

/* Estrutura */
.app { display: grid; grid-template-columns: 228px 1fr; height: 100%; }
.lateral { background: #fff; border-right: 1px solid var(--borda); display: flex; flex-direction: column; padding: 16px 12px; }
.marca { display: flex; gap: 10px; align-items: center; padding: 0 6px 16px; }
.marca img { width: 44px; height: 44px; border-radius: 50%; border: 2px solid var(--rosa); }
.marca strong { display: block; font-size: 16px; } .marca span { font-size: 12px; color: var(--cinza); }
nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
nav button { display: flex; align-items: center; gap: 8px; text-align: left; padding: 10px 12px; border: 0; background: none; border-radius: 9px; cursor: pointer; font-weight: 500; }
nav button:hover { background: var(--fundo); }
nav button.ativo { background: var(--rosa-claro); color: var(--rosa); font-weight: 700; }
.cont { margin-left: auto; background: var(--rosa); color: #fff; border-radius: 999px; font-size: 11px; padding: 1px 7px; }
.usuario { border-top: 1px solid var(--borda); padding: 12px 6px 0; display: flex; justify-content: space-between; font-size: 12.5px; color: var(--cinza); }
.conteudo { overflow: auto; min-width: 0; }
.pagina { padding: 22px 26px; }
.topo { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 4px; }
.acoes { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.acoes input[type=search] { width: 240px; } .acoes select { width: auto; }

/* Conversas */
.pagina.conversas { display: grid; grid-template-columns: 340px 1fr; padding: 0; height: 100%; }
.col-lista { border-right: 1px solid var(--borda); background: #fff; display: flex; flex-direction: column; min-height: 0; }
.filtros { display: flex; flex-wrap: wrap; gap: 6px; padding: 14px; border-bottom: 1px solid var(--borda); }
.filtros button { border: 1px solid var(--borda); background: #fff; border-radius: 999px; padding: 5px 10px; font-size: 12px; cursor: pointer; }
.filtros button.ativo { background: var(--rosa); color: #fff; border-color: var(--rosa); }
.lista-conv { overflow-y: auto; flex: 1; }
.item-conv { display: block; width: 100%; text-align: left; border: 0; border-bottom: 1px solid var(--borda); background: #fff; padding: 12px 14px; cursor: pointer; }
.item-conv:hover { background: #fcfcfc; } .item-conv.sel { background: var(--rosa-claro); }
.item-conv .l1 { display: flex; gap: 8px; align-items: center; justify-content: space-between; }
.item-conv strong { font-size: 13.5px; } .item-conv time { font-size: 11px; color: var(--cinza-claro); }
.item-conv .l2 { font-size: 12.5px; color: var(--cinza); margin-top: 4px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.item-conv.nova strong::before { content: ''; display: inline-block; width: 8px; height: 8px; background: var(--rosa); border-radius: 50%; margin-right: 6px; }
.col-detalhe { display: flex; flex-direction: column; min-height: 0; height: 100%; }
.vazio { margin: auto; text-align: center; color: var(--cinza); }
.vazio img { width: 110px; border-radius: 50%; opacity: .9; }
.cab-conv { background: #fff; border-bottom: 1px solid var(--borda); padding: 14px 18px; display: flex; gap: 14px; align-items: flex-start; justify-content: space-between; flex-wrap: wrap; }
.cab-conv .info { font-size: 12.5px; color: var(--cinza); line-height: 1.6; }
.cab-conv .info strong { color: var(--texto); font-size: 15px; }
.resumo { background: #fff8e6; border: 1px solid #f6e3b4; border-radius: 9px; padding: 8px 12px; font-size: 12.5px; margin-top: 6px; color: #6b5212; }
.msgs { flex: 1; overflow-y: auto; padding: 16px 18px; background: var(--fundo); }
.m { display: flex; margin-bottom: 10px; }
.m .b { max-width: 70%; padding: 9px 12px; border-radius: 14px; line-height: 1.45; background: #fff; border: 1px solid var(--borda); white-space: pre-wrap; word-wrap: break-word; }
.m.cliente { justify-content: flex-start; }
.m.luh, .m.humano { justify-content: flex-end; }
.m.luh .b { background: var(--rosa-claro); border-color: #f7c6dc; }
.m.humano .b { background: #e0ecff; border-color: #c4d8fb; }
.m.sistema { justify-content: center; } .m.sistema .b { background: none; border: 0; color: var(--cinza); font-size: 12px; }
.m small { display: block; font-size: 10.5px; color: var(--cinza); margin-bottom: 3px; font-weight: 600; }
.m .x { margin-top: 6px; font-size: 12px; color: var(--cinza); white-space: normal; }
.m .x a { color: var(--rosa); }
.envio { display: flex; gap: 10px; padding: 12px 18px; background: #fff; border-top: 1px solid var(--borda); align-items: flex-end; }
.envio textarea { flex: 1; }

/* Tabelas */
.tabela-wrap { overflow-x: auto; background: #fff; border: 1px solid var(--borda); border-radius: var(--raio); }
.tabela { width: 100%; border-collapse: collapse; font-size: 13px; }
.tabela th { text-align: left; font-size: 11.5px; text-transform: uppercase; letter-spacing: .03em; color: var(--cinza); padding: 10px 12px; border-bottom: 1px solid var(--borda); background: #fafafa; position: sticky; top: 0; }
.tabela td { padding: 9px 12px; border-bottom: 1px solid var(--borda); vertical-align: middle; }
.tabela tr.clica { cursor: pointer; } .tabela tr.clica:hover td { background: #fdf6fa; }
.tabela img { width: 40px; height: 40px; object-fit: contain; border-radius: 6px; background: #fafafa; }
.tabela.mini td, .tabela.mini th { padding: 6px 8px; }
.num { text-align: right; font-variant-numeric: tabular-nums; }

/* Base técnica / arquivos / perguntas */
.grade-con { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 14px; }
.con { cursor: pointer; }
.con:hover { border-color: var(--rosa); }
.con .cat { font-size: 11px; color: var(--rosa); font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.con h4 { margin: 4px 0 6px; font-size: 14px; }
.con p { margin: 0; color: var(--cinza); font-size: 12.5px; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; white-space: pre-wrap; }
.grade-arq { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 14px; }
.arq .prev { height: 150px; border-radius: 9px; background: var(--fundo); display: grid; place-items: center; overflow: hidden; margin-bottom: 10px; font-size: 42px; }
.arq .prev img { width: 100%; height: 100%; object-fit: contain; }
.arq .prev audio { width: 90%; }
.arq .nome { font-weight: 700; margin-bottom: 8px; word-break: break-all; }
.arq .linha { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }
.perg { margin-bottom: 12px; }
.perg .q { font-weight: 600; margin-bottom: 6px; }
.perg time { color: var(--cinza-claro); font-size: 11.5px; }
.grade-config { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grade-config .largo { grid-column: 1 / -1; }

/* Testar */
.teste { display: flex; flex-direction: column; height: calc(100vh - 150px); background: #fff; border: 1px solid var(--borda); border-radius: var(--raio); overflow: hidden; }
.teste .m.cliente { justify-content: flex-end; } .teste .m.luh { justify-content: flex-start; }
.teste .m.cliente .b { background: var(--rosa); color: #fff; border-color: var(--rosa); }

/* Modal e aviso */
dialog { border: 0; border-radius: 16px; padding: 0; width: min(640px, calc(100vw - 24px)); box-shadow: 0 20px 60px rgba(0,0,0,.25); }
dialog::backdrop { background: rgba(20,20,25,.4); }
#modal-form { padding: 20px; max-height: 88vh; overflow-y: auto; }
.modal-acoes { display: flex; gap: 8px; align-items: center; margin-top: 8px; } .modal-acoes span { flex: 1; }
.leitura { background: var(--fundo); border-radius: 9px; padding: 10px 12px; font-size: 12.5px; color: var(--cinza); max-height: 160px; overflow-y: auto; white-space: pre-wrap; margin-bottom: 12px; }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: #26262b; color: #fff; padding: 10px 16px; border-radius: 10px; font-size: 13.5px; z-index: 100; box-shadow: 0 8px 24px rgba(0,0,0,.2); }
.toast.erro { background: #c53030; }

@media (max-width: 900px) {
  .app { grid-template-columns: 1fr; grid-template-rows: auto 1fr; }
  .lateral { flex-direction: row; align-items: center; padding: 8px; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--borda); }
  .marca div, .usuario span { display: none; } .marca { padding: 0 6px 0 0; }
  nav { flex-direction: row; } nav button { white-space: nowrap; padding: 8px 10px; }
  .usuario { border: 0; padding: 0 6px; }
  .pagina { padding: 16px; }
  .pagina.conversas { grid-template-columns: 1fr; }
  .pagina.conversas.aberta .col-lista { display: none; }
  .pagina.conversas:not(.aberta) .col-detalhe { display: none; }
  .grade-config { grid-template-columns: 1fr; }
  .m .b { max-width: 88%; }
}