/* WhatsApp do Escritório · aspeto inspirado no WhatsApp Web */
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font:15px/1.4 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:#efeae2;color:#111b21}
a{color:#027eb5}
.muted{color:#667781;font-size:.85em}
.pad{padding:1rem}
.inline{display:inline}

/* Botões */
.btn,button{display:inline-flex;align-items:center;justify-content:center;gap:.3rem;border:0;border-radius:8px;padding:.5rem .9rem;background:#00a884;color:#fff;font:inherit;font-size:.92rem;font-weight:500;cursor:pointer;text-decoration:none;line-height:1.2}
.btn:hover,button:hover{filter:brightness(.95)}
button.ghost,.btn.ghost{background:transparent;border:1px solid rgba(255,255,255,.55);color:#fff}
button.danger{background:#fff;color:#c0392b;border:1px solid #e6b0aa}
button:disabled,button:disabled:hover{background:#c5ccd0;color:#fff;border-color:transparent;cursor:not-allowed;filter:none}

/* Barra de topo */
.bar{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:.7rem;background:#008069;color:#fff;padding:.55rem .9rem;min-height:56px;box-shadow:0 1px 3px rgba(0,0,0,.15)}
.bar h1{font-size:1.15rem;font-weight:600;margin:0;flex:1}
.bar .who{flex:1;display:flex;flex-direction:column;min-width:0}
.bar .who strong{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar .who .sub{font-size:.8rem;color:#d1f4ec}
.bar a,.bar button{color:#fff}
.bar .back{font-size:1.4rem;text-decoration:none;padding:0 .3rem;line-height:1}
.bar-actions{display:flex;gap:.4rem;align-items:center}

/* Avatares */
.avatar{flex:none;display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:50%;color:#fff;font-weight:600;font-size:1rem;letter-spacing:.02em;user-select:none}
.bar .avatar{width:38px;height:38px;font-size:.9rem;border:1px solid rgba(255,255,255,.35)}
.av0{background:#00a884}.av1{background:#53bdeb}.av2{background:#7f66ff}.av3{background:#ff7a59}
.av4{background:#e542a3}.av5{background:#1f7aec}.av6{background:#a68a00}.av7{background:#02a698}

/* Lista de conversas */
.list-view{min-height:100%}
.list{max-width:900px;margin:0 auto;background:#fff;min-height:calc(100vh - 56px);min-height:calc(100dvh - 56px);box-shadow:0 0 0 1px #e9edef}
.empty{padding:2rem 1rem;text-align:center;color:#667781}
.conv{display:flex;align-items:center;gap:.8rem;padding:.6rem .9rem;text-decoration:none;color:inherit;position:relative}
.conv:hover{background:#f5f6f6}
.conv-main{flex:1;min-width:0;border-bottom:1px solid #e9edef;padding-bottom:.55rem;margin-bottom:-.6rem;padding-top:.05rem}
.conv:last-child .conv-main{border-bottom:0}
.conv-top,.conv-bottom,.conv-sub{display:flex;align-items:center;justify-content:space-between;gap:.5rem;min-width:0}
.conv-name{font-weight:500;font-size:1rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.conv-time{flex:none;font-size:.75rem;color:#667781}
.conv.unread .conv-time{color:#00a884;font-weight:600}
.conv.unread .conv-name{font-weight:700}
.conv-last{color:#667781;font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.conv.unread .conv-last{color:#111b21;font-weight:500}
.conv-last .me{color:#667781}
.conv-badges{flex:none;display:flex;gap:.3rem;align-items:center}
.conv-sub{margin-top:.15rem}
.conv-num{font-size:.75rem;color:#8696a0}
.badge{display:inline-flex;align-items:center;justify-content:center;min-width:20px;height:20px;background:#25d366;color:#fff;border-radius:999px;padding:0 .4rem;font-weight:700;font-size:.75rem}
.badge.prop{background:#f0b400;color:#3b2f00}
.badge.ricardo{background:#1f7aec;color:#fff;font-weight:600;letter-spacing:.01em}
.bar .sub .badge.ricardo{height:17px;font-size:.68rem;vertical-align:1px;margin-left:.1rem}

/* Assumir conversa */
.bar .takeover-form{flex:none}
.bar .takeover-btn{white-space:nowrap;padding:.45rem .7rem}
.bar .refresh .ico{display:none;font-size:1.15rem;line-height:1}
.takeover-banner{flex:none;display:flex;align-items:center;gap:.6rem;flex-wrap:wrap;justify-content:space-between;background:#e3efff;color:#0b3d7a;
  border-bottom:1px solid #b9d3f5;padding:.5rem .9rem;font-size:.86rem}
.takeover-banner .tb-text{flex:1 1 14rem;min-width:0;display:flex;flex-direction:column;gap:.1rem}
.takeover-banner .tb-sub{font-size:.75rem;color:#35577f}
.takeover-banner button.light{color:#0b5bd3;border-color:#9cc0f0;flex:none;padding:.4rem .75rem}
.win{font-size:.75rem;border-radius:6px;padding:.1rem .45rem;white-space:nowrap}
.win.open{background:#e7f8e9;color:#1b6e3a}
.win.closed{background:#eef0f1;color:#54656f}

/* Conversa: cabeçalho fixo, mensagens com scroll, caixa de resposta fixa em baixo.
   Não dependemos só de 100vh/100dvh: no Chrome Android em modo app instalada (standalone) o dvh
   vem por vezes ~50 px maior do que o ecrã visível no carregamento inicial, o que empurrava a caixa
   de resposta para fora do ecrã. A vista fica presa às margens do viewport (position:fixed; inset:0);
   o app.js ajusta a altura ao visualViewport quando o teclado abre. */
html:has(body.conv-page),body.conv-page{height:100%;overflow:hidden;overscroll-behavior:none}
.conv-view{display:flex;flex-direction:column;position:fixed;top:0;left:0;right:0;bottom:0;height:auto;overflow:hidden}
.conv-view.vv-sized{bottom:auto}
.conv-view .bar{flex:none;position:relative;padding-top:max(.55rem,env(safe-area-inset-top))}
.chat{flex:1 1 auto;min-height:0;overflow-y:auto;overscroll-behavior:contain;background-color:#efeae2;
  background-image:radial-gradient(rgba(0,0,0,.035) 1px,transparent 1.2px),radial-gradient(rgba(0,0,0,.025) 1px,transparent 1.2px);
  background-size:22px 22px,22px 22px;background-position:0 0,11px 11px}
.chat-inner{max-width:900px;margin:0 auto;padding:.8rem 5% 1rem}
#msgs{display:flex;flex-direction:column;gap:2px}
.day{align-self:center;margin:.7rem 0 .45rem}
.day span{display:inline-block;background:#fff;color:#54656f;font-size:.75rem;padding:.3rem .7rem;border-radius:8px;box-shadow:0 1px .5px rgba(11,20,26,.13);text-transform:uppercase;letter-spacing:.02em}
.msg{position:relative;max-width:70%;min-width:5.5rem;padding:.35rem .55rem .3rem;border-radius:8px;box-shadow:0 1px .5px rgba(11,20,26,.13);word-wrap:break-word;overflow-wrap:anywhere;margin-top:4px}
.msg.in{align-self:flex-start;background:#fff;border-top-left-radius:0}
.msg.out{align-self:flex-end;background:#d9fdd3;border-top-right-radius:0}
.msg.in::before,.msg.out::before{content:"";position:absolute;top:0;width:8px;height:12px}
.msg.in::before{left:-8px;background:linear-gradient(to bottom left,#fff 50%,transparent 50%)}
.msg.out::before{right:-8px;background:linear-gradient(to bottom right,#d9fdd3 50%,transparent 50%)}
.msg.failed{background:#fde8e7;border:1px solid #f1b0ab}
.msg.failed::before{background:linear-gradient(to bottom right,#fde8e7 50%,transparent 50%)}
.msg .body{white-space:normal;font-size:.95rem}
.msg .tag{font-size:.72rem;color:#8a6d00;font-weight:600;margin-bottom:.1rem}
.msg .err{margin-top:.25rem;font-size:.8rem;color:#b3261e;font-weight:500}
.msg .meta{display:flex;justify-content:flex-end;align-items:center;gap:.25rem;font-size:.68rem;color:#667781;margin-top:.1rem;margin-left:1.5rem;white-space:nowrap;float:right;position:relative;top:.25rem}
.msg::after{content:"";display:block;clear:both}
.tick{font-size:.8rem;letter-spacing:-.25em;color:#8696a0;margin-right:.2em}
.tick.read{color:#53bdeb}
.tick.failed{color:#b3261e;letter-spacing:0}
.conv-last .tick{margin-right:.35em}
.media{display:flex;align-items:center;gap:.45rem;flex-wrap:wrap;font-size:.92rem;background:rgba(0,0,0,.04);border-radius:6px;padding:.4rem .5rem;margin-bottom:.2rem}
.media a{font-weight:600}

/* Zona inferior: propostas + janela 24 h + caixa de resposta */
/* A zona de baixo nunca ocupa mais de ~70% do ecrã: as propostas encolhem (com scroll próprio) e a caixa de
   escrita + Enviar ficam sempre visíveis. */
.dock{flex:0 1 auto;min-height:0;max-height:72%;display:flex;flex-direction:column;background:#f0f2f5;border-top:1px solid #e1e4e6;
  padding-bottom:env(safe-area-inset-bottom,0px)}
.dock-inner{flex:1 1 auto;min-height:0;display:flex;flex-direction:column;width:100%;max-width:900px;margin:0 auto;padding:.5rem 5% .55rem}
.dock-inner>.win,.dock-inner>.composer,.dock-inner>.hint{flex:none}
.dock .win{display:block;white-space:normal;font-size:.8rem;padding:.35rem .6rem;margin-bottom:.4rem;border-radius:8px}
.dock .win.closed{background:#e9edef;color:#3b4a54;border:1px solid #d1d7db;padding:.6rem .75rem;font-size:.88rem}
.composer{display:flex;align-items:flex-end;gap:.5rem}
.composer textarea{flex:1;margin:0;min-height:44px;max-height:30vh;resize:none;border:0;border-radius:10px;padding:.65rem .8rem;background:#fff;font:inherit;font-size:.95rem;line-height:1.35;box-shadow:0 1px 1px rgba(0,0,0,.05);overflow-y:auto}
.composer textarea:focus{outline:2px solid #00a884;outline-offset:0}
.composer.disabled textarea{background:#e9edef;color:#8696a0;min-height:44px;height:44px}
.composer .send{height:44px;border-radius:22px;padding:0 1.1rem;flex:none}
.hint{font-size:.7rem;color:#8696a0;margin-top:.25rem;text-align:right}

/* Proposta do assistente: cartão amarelo acima da caixa de resposta */
#props:empty{display:none}
#props{flex:0 1 auto;min-height:0;max-height:45vh;max-height:45dvh;overflow-y:auto;margin-bottom:.4rem;-webkit-overflow-scrolling:touch}
.proposal{background:#fff7d6;border:1px solid #f0d47a;border-left:5px solid #f0b400;border-radius:10px;padding:.6rem .75rem;margin-bottom:.45rem;box-shadow:0 1px 2px rgba(0,0,0,.06)}
.proposal-head{font-weight:600;color:#6b5200;margin-bottom:.3rem;font-size:.9rem}
.proposal .note{font-size:.82rem;color:#6d5d2b;background:#fff0b3;border-radius:6px;padding:.35rem .5rem;margin-bottom:.4rem}
.proposal .body{background:#fff;border-radius:8px;padding:.5rem .6rem;margin-bottom:.5rem;border:1px solid #f3e2a6}
.proposal-actions{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center}
.proposal details{margin-top:.4rem}
.proposal summary{cursor:pointer;color:#6b5200;font-weight:600;font-size:.88rem;display:inline-block;padding:.25rem 0}
.proposal textarea{width:100%;font:inherit;padding:.5rem;border:1px solid #e0c97a;border-radius:8px;margin:.4rem 0;resize:vertical;background:#fff}
.proposal button.ghost{color:#6b5200;border-color:#d9b84a}

/* Avisos */
.flash{padding:.55rem .8rem;border-radius:8px;margin:.5rem auto;max-width:900px;font-size:.9rem}
.flash.ok{background:#d9fdd3;color:#1b5e20}
.flash.erro{background:#fde2e1;color:#8a1c14}
textarea{font:inherit}

/* Login */
.login{max-width:360px;margin:12vh auto;background:#fff;padding:1.5rem;border-radius:12px;box-shadow:0 2px 8px rgba(0,0,0,.1)}
.login h1{font-size:1.3rem;margin:0}
.login label{display:block;margin-top:1rem}
.login input{width:100%;padding:.6rem;font-size:1rem;margin:.3rem 0 1rem;border:1px solid #c9d1d6;border-radius:8px}
.login button{width:100%}
.login label.check{display:flex;gap:.5rem;align-items:center;margin:0 0 1rem;font-size:.9rem;color:#54656f}
.login label.check input{width:auto;margin:0}

/* Telemóvel */
@media (max-width:640px){
  .chat-inner,.dock-inner{padding-left:.5rem;padding-right:.5rem}
  .msg{max-width:85%}
  .list{box-shadow:none}
  .hint{display:none}
  .bar .btn.ghost{padding:.4rem .6rem;font-size:.85rem}
  .conv-view .bar{gap:.45rem;padding-left:.5rem;padding-right:.5rem}
  .conv-view .bar .avatar{width:34px;height:34px}
  .bar .takeover-btn{padding:.4rem .55rem;font-size:.82rem}
  .bar .refresh{padding:.4rem .5rem}
  .bar .refresh .lbl{display:none}
  .bar .refresh .ico{display:inline}
  .takeover-banner{padding:.45rem .6rem}
}

/* Notificações (Web Push) */
.bar button.ghost.on{background:rgba(255,255,255,.18)}
.push-ui{max-width:900px;margin:0 auto}
.push-panel{background:#fff;margin:.6rem .6rem 0;padding:.8rem 1rem;border-radius:10px;box-shadow:0 1px 2px rgba(0,0,0,.12);font-size:.92rem}
.push-panel[hidden]{display:none}
.push-actions{display:flex;flex-wrap:wrap;gap:.5rem;margin:.4rem 0 .6rem}
.push-actions button[hidden]{display:none}
button.light{background:#fff;color:#008069;border:1px solid #9fd8cb}
.push-msg{margin:.2rem 0 .4rem}
.push-msg.ok{color:#1b5e20}.push-msg.erro{color:#8a1c14}.push-msg.warn{color:#8a5a00}
.push-steps p{margin:.35rem 0;line-height:1.45}
@media (max-width:560px){#push-btn{padding:.45rem .55rem;font-size:.82rem}}