:root {
  --bg: #f3f4f6; --card: #ffffff; --text: #111827; --muted: #6b7280; --line: #e5e7eb;
  --green: #F37218; --green-dark: #C2570C; --green-soft: #FFEDD9; --blue: #2563eb; --red: #dc2626; --purple: #6d28d9;
  --bubble-out: #FFE6CC; --bubble-in: #ffffff;
}
:root[data-theme="dark"] {
  --bg: #0f172a; --card: #1e293b; --text: #f1f5f9; --muted: #94a3b8; --line: #334155;
  --green: #F68A3C; --green-dark: #FFB070; --green-soft: #4a2610; --bubble-out: #5c3010; --bubble-in: #273449;
}
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body { font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); font-size: 14px; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
.hidden { display: none !important; }
#app { height: 100%; }

/* login */
.login { height: 100%; display: grid; place-items: center; }
.login form { background: var(--card); padding: 28px; border-radius: 12px; width: min(360px, 92vw); border: 1px solid var(--line); display: grid; gap: 12px; }
.login h1 { margin: 0 0 4px; font-size: 20px; color: var(--green-dark); }

/* layout */
.shell { display: grid; grid-template-columns: 210px 1fr; height: 100%; }
.side { background: var(--card); border-right: 1px solid var(--line); display: flex; flex-direction: column; padding: 14px 10px; gap: 2px; }
.brand { font-weight: 700; font-size: 17px; color: var(--green-dark); padding: 4px 10px 14px; }
.nav { display: flex; align-items: center; gap: 8px; padding: 9px 10px; border-radius: 8px; background: none; border: 0; text-align: left; color: var(--text); width: 100%; }
.nav:hover { background: var(--bg); }
.nav.active { background: var(--green-soft); color: var(--green-dark); font-weight: 600; }
.nav .badge { margin-left: auto; }
.spacer { flex: 1; }
.me { font-size: 12px; color: var(--muted); padding: 8px 10px; }
.main { overflow: auto; height: 100%; }
.page { padding: 20px 24px; }
.page h2 { margin: 0 0 14px; font-size: 20px; }

/* componentes */
.btn { text-decoration: none; display: inline-block; color: var(--text); border: 1px solid var(--line); background: var(--card); padding: 7px 12px; border-radius: 8px; }
.btn:hover { background: var(--bg); }
.btn.primary { background: var(--green); border-color: var(--green); color: #fff; font-weight: 600; }
.btn.blue, .btn.primary { color: #fff; }
.btn.primary:hover { background: var(--green-dark); }
.btn.blue { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn.danger { color: var(--red); }
.btn.small { padding: 4px 8px; font-size: 12px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
input, select, textarea { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; width: 100%; }
textarea { resize: vertical; }
label { display: grid; gap: 4px; font-size: 12px; color: var(--muted); }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.grid { display: grid; gap: 12px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 14px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px; }
.card { overflow-x: auto; }
.card table { border: 0; border-radius: 0; }
.card .k { font-size: 11px; letter-spacing: .05em; text-transform: uppercase; color: var(--muted); }
.card .v { font-size: 26px; font-weight: 700; margin-top: 4px; }
.badge { background: var(--green); color: #fff; border-radius: 999px; padding: 1px 7px; font-size: 11px; }
.tag { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 11px; color: #fff; margin-right: 4px; }
table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); font-size: 13px; }
th { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }
.muted { color: var(--muted); }
.bars { display: grid; gap: 6px; }
.bar { display: grid; grid-template-columns: 90px 1fr 90px; gap: 8px; align-items: center; font-size: 12px; }
.bar i { display: block; height: 12px; background: var(--green); border-radius: 4px; }

/* atendimento */
.chat { display: grid; grid-template-columns: 340px 1fr; height: 100%; }
.list { border-right: 1px solid var(--line); background: var(--card); display: flex; flex-direction: column; min-height: 0; }
.tabs { display: flex; border-bottom: 1px solid var(--line); }
.tabs button { flex: 1; padding: 10px 4px; white-space: nowrap; font-size: 13px; border: 0; background: none; border-bottom: 2px solid transparent; color: var(--muted); }
.tabs button.active { color: var(--green-dark); border-bottom-color: var(--green); font-weight: 600; }
.search { padding: 8px; }
.items { overflow: auto; flex: 1; }
.item { padding: 10px 12px; border-bottom: 1px solid var(--line); cursor: pointer; display: grid; gap: 3px; }
.item:hover { background: var(--bg); }
.item.sel { background: var(--green-soft); }
.item .top { display: flex; justify-content: space-between; gap: 6px; font-weight: 600; }
.item .sub { color: var(--muted); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.item.old .top .t { color: var(--red); }
.pane { display: flex; flex-direction: column; min-height: 0; background: var(--bg); }
.pane .empty { margin: auto; color: var(--muted); }
.head { background: var(--card); border-bottom: 1px solid var(--line); padding: 10px 14px; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.head .who { flex: 1; min-width: 160px; }
.head .who b { font-size: 15px; }
.tagsbar { background: var(--card); border-bottom: 1px solid var(--line); padding: 6px 14px; display: flex; gap: 4px; flex-wrap: wrap; align-items: center; }
.tag .x { cursor: pointer; margin-left: 4px; opacity: .8; }
.msgs { flex: 1; overflow: auto; padding: 14px; display: flex; flex-direction: column; gap: 6px; }
.msg { max-width: 70%; padding: 7px 10px; border-radius: 10px; background: var(--bubble-in); box-shadow: 0 1px 1px rgba(0,0,0,.08); white-space: pre-wrap; word-break: break-word; }
.msg.out { align-self: flex-end; background: var(--bubble-out); }
.msg .meta { font-size: 10px; color: var(--muted); margin-top: 3px; text-align: right; }
.msg img { max-width: 260px; border-radius: 6px; display: block; margin-bottom: 4px; }
.composer { background: var(--card); border-top: 1px solid var(--line); padding: 8px 10px; display: grid; gap: 6px; }
.composer .line { display: flex; gap: 6px; align-items: flex-end; }
.composer textarea { min-height: 40px; max-height: 140px; }
.qr-pop { position: absolute; bottom: 86px; left: 12px; background: var(--card); border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 6px 20px rgba(0,0,0,.15); max-height: 220px; overflow: auto; z-index: 5; min-width: 280px; }
.qr-pop div { padding: 8px 10px; cursor: pointer; border-bottom: 1px solid var(--line); }
.qr-pop div:hover { background: var(--bg); }
.menu { position: absolute; right: 14px; top: 52px; background: var(--card); border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 6px 20px rgba(0,0,0,.15); z-index: 6; min-width: 200px; }
.menu button { display: block; width: 100%; text-align: left; border: 0; background: none; padding: 9px 12px; }
.menu button:hover { background: var(--bg); }

/* modal */
.overlay { position: fixed; inset: 0; background: rgba(0,0,0,.45); display: grid; place-items: center; z-index: 20; padding: 12px; }
.modal { background: var(--card); border-radius: 12px; padding: 18px; width: min(460px, 100%); display: grid; gap: 12px; max-height: 92vh; overflow: auto; }
.modal h3 { margin: 0; }
.modal .actions { display: flex; gap: 8px; justify-content: flex-end; }

/* kanban */
.board { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(230px, 1fr); gap: 10px; overflow-x: auto; padding-bottom: 12px; }
.col { background: var(--card); border: 1px solid var(--line); border-radius: 10px; min-height: 300px; display: flex; flex-direction: column; }
.col .ch { padding: 8px 10px; color: #fff; border-radius: 9px 9px 0 0; display: flex; justify-content: space-between; font-weight: 600; }
.col .ch small { display: block; font-weight: 400; opacity: .9; }
.col .cb { padding: 8px; display: grid; gap: 8px; align-content: start; flex: 1; }
.col.over { outline: 2px dashed var(--green); }
.kcard { background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 8px; cursor: grab; display: grid; gap: 3px; }
.kcard .val { font-weight: 700; color: var(--green-dark); justify-self: end; }

.toast { position: fixed; bottom: 18px; right: 18px; background: #111827; color: #fff; padding: 10px 14px; border-radius: 8px; z-index: 50; max-width: 340px; }
.toast.err { background: var(--red); }
.qrbox svg { width: 260px; height: 260px; background: #fff; padding: 6px; border-radius: 8px; }

@media (max-width: 820px) {
  .shell { grid-template-columns: 1fr; grid-template-rows: auto 1fr; }
  .side { flex-direction: row; overflow-x: auto; padding: 6px; }
  .brand, .me, .spacer { display: none; }
  .nav { width: auto; white-space: nowrap; }
  .chat { grid-template-columns: 1fr; }
  .chat.has-sel .list { display: none; }
  .chat:not(.has-sel) .pane { display: none; }
  .msg { max-width: 88%; }
}

/* quadro de clientes por etiqueta: lista de conversas à esquerda, colunas à direita */
.kb2 { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 12px; height: calc(100vh - 150px); min-height: 420px; }
.kb2 .kleft { background: var(--card); border: 1px solid var(--line); border-radius: 10px; display: flex; flex-direction: column; min-height: 0; }
.kb2 .kleft .kh { padding: 10px; border-bottom: 1px solid var(--line); display: grid; gap: 8px; }
.kb2 .kleft .kh b { display: flex; justify-content: space-between; }
.kb2 .kleft .kl { overflow-y: auto; padding: 8px; display: grid; gap: 6px; align-content: start; flex: 1; }
.kb2 .kleft.over { outline: 2px dashed var(--green); }
.kb2 .board { grid-auto-columns: minmax(170px, 1fr); height: 100%; padding-bottom: 0; min-width: 0; }
.kb2 .col { min-height: 0; overflow: hidden; }
.kb2 .col .cb { overflow-y: auto; }
.kcard.person { grid-template-columns: 34px 1fr; column-gap: 8px; align-items: center; border-left: 4px solid var(--cc, var(--line)); }
.kcard.person .av { grid-row: span 3; width: 34px; height: 34px; border-radius: 50%; background: var(--line); display: flex; align-items: center; justify-content: center; font-weight: 700; color: var(--muted, #555); }
.kcard.person b, .kcard.person span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
@media (max-width: 800px) { .kb2 { grid-template-columns: 1fr; height: auto; } .kb2 .kleft .kl { max-height: 260px; } .kb2 .board { height: 520px; } }

.kcard.person { position: relative; }
.kcard.person.pending { background: #FEF2F2; border-color: #FCA5A5; }
:root[data-theme="dark"] .kcard.person.pending { background: #3b1518; border-color: #b91c1c; }
.kcard.person .dot { position: absolute; top: 6px; right: 6px; min-width: 18px; height: 18px; padding: 0 5px; box-sizing: border-box; border-radius: 9px; background: #dc2626; color: #fff; font-size: 11px; font-weight: 700; line-height: 18px; text-align: center; animation: pulse 1.6s infinite; }
.kcard.person .dot:empty { min-width: 12px; width: 12px; height: 12px; padding: 0; border-radius: 50%; }
@keyframes pulse { 50% { box-shadow: 0 0 0 4px rgba(220,38,38,.25); } }

.ch .cnt { display: flex; gap: 8px; align-items: center; }
.ch .pend { background: #fff; color: #dc2626; border-radius: 10px; padding: 0 7px; font-size: 12px; font-weight: 700; animation: pulse 1.6s infinite; }
.btn.rec { background: #dc2626; border-color: #dc2626; color: #fff; animation: pulse 1.6s infinite; }

.dl { display: inline-block; margin-top: 4px; font-size: 12px; font-weight: 600; color: var(--green-dark); text-decoration: none; }
.dl:hover { text-decoration: underline; }