:root{
  --bg:#f3f4f6; --painel:#fff; --linha:#e5e7eb; --txt:#111827; --mut:#6b7280;
  --pri:#111827; --pri-txt:#fff; --acento:#2563eb;
  --eu:#dbeafe; --outro:#fff; --ok:#16a34a; --alerta:#f59e0b; --erro:#dc2626;
  --r:14px;
}
*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{font:15px/1.4 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--txt)}
.hidden{display:none!important}
button{font:inherit;cursor:pointer}
input,textarea,select{font:inherit;color:inherit}
.muted{color:var(--mut)} .small{font-size:13px}
.erro{color:var(--erro);font-size:14px;min-height:1em;margin:6px 0 0}

.btn{border:1px solid var(--linha);background:#fff;border-radius:10px;padding:9px 14px;color:var(--txt);text-decoration:none;display:inline-flex;align-items:center;gap:6px;justify-content:center}
.btn.primary{background:var(--pri);color:var(--pri-txt);border-color:var(--pri)}
.btn.ok{background:var(--ok);border-color:var(--ok);color:#fff}
.btn.full{width:100%}
.icone{border:0;background:transparent;font-size:20px;width:40px;height:40px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}
.icone:hover{background:#f3f4f6}

/* login */
.login{min-height:100%;display:flex;align-items:center;justify-content:center;padding:20px}
.login-card{background:#fff;border-radius:20px;padding:32px 28px;width:100%;max-width:380px;text-align:center;box-shadow:0 10px 40px #0001}
.login-card h1{font-size:22px;margin:8px 0 4px}
.logo{font-size:44px}
.quem{display:flex;gap:12px;justify-content:center;margin:18px 0}
.quem button{flex:1;border:2px solid var(--linha);background:#fff;border-radius:14px;padding:16px 8px;font-weight:600}
.quem button.sel{border-color:var(--pri)}
.quem .av{margin:0 auto 8px}
#loginForm input{width:100%;padding:12px;border:1px solid var(--linha);border-radius:10px;margin-bottom:10px}
#loginForm .btn{width:100%}

.av{width:36px;height:36px;border-radius:50%;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex:none}

/* layout */
.app{display:flex;height:100vh;height:100dvh}
.lista{width:360px;flex:none;background:var(--painel);border-right:1px solid var(--linha);display:flex;flex-direction:column;min-height:0}
.conversa{flex:1;display:flex;min-width:0;position:relative}
.topo{display:flex;align-items:center;justify-content:space-between;padding:10px 12px 10px 16px;border-bottom:1px solid var(--linha)}
.marca{font-size:18px}
.topo-acoes{display:flex;align-items:center;gap:4px}
#btnNotif.off{opacity:.45}
.chip-user{border:0;background:none;padding:0}
.lista-ferr{padding:12px;display:flex;flex-direction:column;gap:10px;border-bottom:1px solid var(--linha)}
.lista-ferr input{padding:9px 12px;border:1px solid var(--linha);border-radius:10px;background:#f9fafb}
.filtros{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none}
.filtros button{border:1px solid var(--linha);background:#fff;border-radius:99px;padding:4px 11px;font-size:13px;white-space:nowrap;color:var(--mut)}
.filtros button.on{background:var(--pri);border-color:var(--pri);color:#fff}
.itens{overflow-y:auto;flex:1}
.item{display:flex;gap:12px;padding:12px 14px;border-bottom:1px solid #f3f4f6;cursor:pointer;align-items:center}
.item:hover{background:#f9fafb}
.item.ativo{background:#eef2ff}
.capa{width:54px;height:54px;border-radius:10px;background:#f3f4f6 center/cover no-repeat;flex:none;display:flex;align-items:center;justify-content:center;font-size:22px;color:#9ca3af}
.item-meio{flex:1;min-width:0}
.item-l1{display:flex;justify-content:space-between;gap:8px}
.item-titulo{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.item-hora{font-size:12px;color:var(--mut);flex:none}
.item.tem-novas .item-hora{color:var(--acento);font-weight:600}
.item-cli{font-size:13px;color:var(--mut);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.item-l3{display:flex;align-items:center;gap:6px;margin-top:3px}
.item-prev{font-size:13px;color:var(--mut);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}
.item.tem-novas .item-prev{color:var(--txt);font-weight:500}
.badge{background:var(--acento);color:#fff;border-radius:99px;font-size:12px;font-weight:700;min-width:20px;height:20px;padding:0 6px;display:inline-flex;align-items:center;justify-content:center;flex:none}
.pill{font-size:11px;font-weight:600;padding:2px 8px;border-radius:99px;white-space:nowrap;flex:none}
.st-nova{background:#e0e7ff;color:#3730a3}
.st-criando{background:#fef3c7;color:#92400e}
.st-aprovacao{background:#ffedd5;color:#9a3412}
.st-alteracao{background:#fee2e2;color:#991b1b}
.st-aprovada{background:#dcfce7;color:#166534}
.st-finalizada{background:#e5e7eb;color:#374151}
.lista-vazia{padding:30px;text-align:center;color:var(--mut)}

.vazio{flex:1;display:flex;align-items:center;justify-content:center;text-align:center;color:var(--mut)}
.grande{font-size:56px}

/* chat */
.chat{flex:1;display:flex;flex-direction:column;min-width:0;background:#efeae2 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40'%3E%3Ccircle cx='2' cy='2' r='1' fill='%23d6d0c4'/%3E%3C/svg%3E")}
.chat-topo{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--painel);border-bottom:1px solid var(--linha)}
.voltar{display:none}
.chat-info{flex:1;min-width:0}
.chat-titulo{font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chat-sub{font-size:13px;color:var(--mut);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sel-status{border:1px solid var(--linha);border-radius:10px;padding:7px 8px;background:#fff;font-weight:600;font-size:13px;max-width:180px}

.versoes{background:var(--painel);border-bottom:1px solid var(--linha);padding:10px 12px;display:flex;gap:10px;overflow-x:auto}
.versoes:empty{display:none}
.v-grupo{display:flex;gap:8px;align-items:flex-start}
.v-rot{font-size:11px;font-weight:700;color:var(--mut);text-transform:uppercase;letter-spacing:.04em;writing-mode:vertical-rl;transform:rotate(180deg);align-self:center}
.v-card{position:relative;width:74px;flex:none;cursor:pointer;text-align:center}
.v-card img{width:74px;height:74px;object-fit:cover;border-radius:10px;border:2px solid transparent;display:block;background:#f3f4f6}
.v-card.aprov img{border-color:var(--ok)}
.v-card span{font-size:12px;font-weight:600}
.v-card .ok{position:absolute;top:4px;right:4px;background:var(--ok);color:#fff;border-radius:99px;font-size:11px;width:20px;height:20px;display:flex;align-items:center;justify-content:center}
.v-sep{width:1px;background:var(--linha);align-self:stretch;flex:none}

.mensagens{flex:1;overflow-y:auto;padding:16px 5%;display:flex;flex-direction:column;gap:4px}
.dia{align-self:center;background:#fff;color:var(--mut);font-size:12px;padding:3px 10px;border-radius:8px;margin:10px 0;box-shadow:0 1px 1px #0001}
.sis{align-self:center;background:#fff8;color:#4b5563;font-size:12.5px;padding:4px 12px;border-radius:8px;margin:4px 0;text-align:center}
.msg{max-width:min(560px,82%);background:var(--outro);border-radius:12px;padding:6px 9px 4px;box-shadow:0 1px 1px #0001;position:relative;align-self:flex-start}
.msg.eu{background:var(--eu);align-self:flex-end}
.msg .autor{font-size:12.5px;font-weight:700;margin-bottom:2px}
.msg .txt{white-space:pre-wrap;word-wrap:break-word}
.msg .txt a{color:var(--acento)}
.msg .meta{font-size:11px;color:var(--mut);text-align:right;margin-top:2px;display:flex;gap:6px;justify-content:flex-end;align-items:center}
.msg .apagar{border:0;background:none;color:var(--mut);font-size:11px;padding:0;opacity:0}
.msg:hover .apagar{opacity:1}
.msg.apagada .txt{color:var(--mut);font-style:italic}
.visto{color:var(--acento)}
.grade{display:grid;gap:4px;margin:2px 0 4px;grid-template-columns:repeat(2,1fr)}
.grade.n1{grid-template-columns:1fr}
.fig{position:relative;border-radius:8px;overflow:hidden;background:#0001;cursor:pointer}
.fig img{width:100%;display:block;object-fit:cover;aspect-ratio:1/1;background:#e5e7eb}
.grade.n1{max-width:320px}
.grade.n1 .fig img{aspect-ratio:4/5;object-fit:contain;background:#f3f4f6}
.fig .tag{position:absolute;left:6px;top:6px;background:#000a;color:#fff;font-size:11px;font-weight:600;padding:2px 7px;border-radius:99px}
.fig .tag.proposta{background:var(--pri)}
.fig .tag.aprov{background:var(--ok)}
.arq{display:flex;align-items:center;gap:8px;background:#0000000d;border-radius:8px;padding:8px 10px;margin:2px 0 4px;color:inherit;text-decoration:none;font-size:14px}
.arq b{font-size:11px;background:var(--pri);color:#fff;border-radius:4px;padding:2px 5px}
.aprovar-inline{margin-top:4px;font-size:13px;padding:5px 10px}

.compor{background:var(--painel);border-top:1px solid var(--linha);padding:8px 10px calc(8px + env(safe-area-inset-bottom))}
.compor-linha{display:flex;align-items:flex-end;gap:6px}
.compor textarea{flex:1;resize:none;border:1px solid var(--linha);border-radius:20px;padding:9px 14px;max-height:160px;background:#f9fafb;outline:none}
.enviar{filter:none;border-radius:50%;width:42px;height:42px;padding:0;font-size:17px}
.anexar{cursor:pointer}
.previas{display:flex;gap:8px;overflow-x:auto}
.previas:not(:empty){padding-bottom:8px}
.prev{position:relative;flex:none}
.prev img,.prev .pf{width:64px;height:64px;border-radius:8px;object-fit:cover;display:flex;align-items:center;justify-content:center;background:#f3f4f6;font-size:11px;text-align:center;overflow:hidden}
.prev button{position:absolute;top:-6px;right:-6px;width:20px;height:20px;border-radius:50%;border:0;background:#111;color:#fff;font-size:11px;line-height:1}
.tipo-linha{font-size:13px;color:var(--mut);display:flex;gap:12px;flex-wrap:wrap;padding:6px 4px 0}
.tipo-linha label{display:flex;gap:4px;align-items:center;color:var(--txt)}
.soltar{position:absolute;inset:0;background:#2563ebcc;color:#fff;font-size:22px;font-weight:700;display:flex;align-items:center;justify-content:center;z-index:5;pointer-events:none}

/* modal */
.modal{position:fixed;inset:0;background:#0007;display:flex;align-items:center;justify-content:center;padding:16px;z-index:20}
.modal-card{background:#fff;border-radius:18px;padding:22px;width:100%;max-width:460px;display:flex;flex-direction:column;gap:12px;max-height:100%;overflow:auto}
.modal-card h2{margin:0 0 4px;font-size:19px}
.modal-card label{display:flex;flex-direction:column;gap:5px;font-size:13px;font-weight:600;color:#374151}
.modal-card input:not([type=file]),.modal-card textarea{border:1px solid var(--linha);border-radius:10px;padding:10px 12px;font-weight:400}
#novaExtra{display:flex;flex-direction:column;gap:12px}
.modal-acoes{display:flex;justify-content:flex-end;gap:8px;margin-top:4px}

/* lightbox */
.lightbox{position:fixed;inset:0;background:#000e;z-index:30;display:flex;align-items:center;justify-content:center}
.lightbox img{max-width:94vw;max-height:84vh;object-fit:contain}
.lb-topo{position:absolute;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:10px 14px;color:#fff;gap:10px;flex-wrap:wrap}
.lb-topo div{display:flex;gap:8px}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);background:#fff2;color:#fff;border:0;font-size:40px;width:52px;height:72px;border-radius:12px}
.lb-nav.esq{left:10px}.lb-nav.dir{right:10px}

/* toasts */
.toasts{position:fixed;right:16px;bottom:84px;display:flex;flex-direction:column;gap:8px;z-index:40}
.toast{background:var(--pri);color:#fff;border-radius:12px;padding:10px 14px;max-width:320px;box-shadow:0 8px 24px #0003;cursor:pointer;font-size:14px;animation:entra .2s ease-out}
.toast b{display:block}
@keyframes entra{from{transform:translateY(10px);opacity:0}}

/* celular */
@media (max-width: 760px){
  .lista{width:100%;border:0}
  .conversa{position:fixed;inset:0;z-index:10;background:var(--bg);display:none}
  .app.abrindo .conversa{display:flex}
  .voltar{display:inline-flex}
  .mensagens{padding:12px 10px}
  .msg{max-width:88%}
  .sel-status{max-width:120px}
  .toasts{left:16px;right:16px;bottom:80px}
  .toast{max-width:none}
}

/* áudio */
.gravando{display:flex;align-items:center;gap:10px;padding:2px 0}
.gravando #gravTempo{font-variant-numeric:tabular-nums;font-weight:600}
.gravando #gravDica{flex:1}
.rec-ponto{width:12px;height:12px;border-radius:50%;background:var(--erro);animation:pisca 1s infinite}
@keyframes pisca{50%{opacity:.25}}
.compor.rec .compor-linha{display:none}
.audio{display:flex;align-items:center;gap:8px;margin:2px 0 4px;min-width:240px}
.audio audio{width:100%;height:40px}
.prev .pf.aud{font-size:26px}
.v-arq{width:74px;height:74px;border-radius:10px;background:#f3f4f6;display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--mut);border:2px solid transparent}
.v-card.aprov .v-arq{border-color:var(--ok)}

/* rolagem mais leve */
.mensagens{overscroll-behavior:contain;-webkit-overflow-scrolling:touch;will-change:scroll-position}
.msg,.sis,.dia{contain:layout paint}