:root {
  --bg: #f4f5f2;
  --card: #ffffff;
  --text: #1c1f1d;
  --muted: #6b716d;
  --line: #e2e5e1;
  --accent: #128c4a;
  --accent-soft: #e3f4ea;
  --danger: #c93a32;
  --danger-soft: #fbe6e4;
  --warn: #b7791f;
  --bubble: #dcf8c6;
  --radius: 12px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111412;
    --card: #1a1e1b;
    --text: #e8ebe9;
    --muted: #9aa29d;
    --line: #2b312d;
    --accent: #2fbf71;
    --accent-soft: #173a26;
    --danger: #ef6b62;
    --danger-soft: #3d1c1a;
    --warn: #e0a84a;
    --bubble: #1f4d36;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}
button, input, select, textarea { font: inherit; color: inherit; }

.topbar {
  position: sticky; top: 0; z-index: 5;
  display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between;
  padding: 12px 20px; background: var(--card); border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; font-size: 16px; }
.brand small { font-weight: 400; color: var(--muted); margin-left: 6px; }
.logo { color: var(--accent); }
.conn { display: flex; gap: 8px; align-items: center; }
.conn select { min-width: 260px; }

.grid {
  display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
  gap: 16px; padding: 16px 20px 60px; max-width: 1400px; margin: 0 auto;
}
@media (max-width: 960px) { .grid { grid-template-columns: 1fr; padding: 12px 16px 60px; } .conn select { min-width: 0; flex: 1; } }
.col { display: flex; flex-direction: column; gap: 16px; min-width: 0; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.card.sticky { position: sticky; top: 76px; max-height: calc(100vh - 100px); overflow: auto; }
@media (max-width: 960px) { .card.sticky { position: static; max-height: none; } }
h2 { margin: 0 0 10px; font-size: 16px; display: flex; align-items: center; gap: 8px; }
h3 { margin: 0; font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
h3 small { text-transform: none; letter-spacing: 0; font-weight: 400; }
.step { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--accent); color: #fff; font-size: 12px; }
.hint { color: var(--muted); margin: 0 0 12px; font-size: 13px; }
.hint .inc { color: var(--accent); } .hint .exc { color: var(--danger); }
.muted { color: var(--muted); } .small { font-size: 12px; }
.hidden { display: none !important; }
code { background: var(--accent-soft); padding: 1px 5px; border-radius: 5px; font-size: 12px; }

.block { border-top: 1px solid var(--line); padding: 12px 0; }
.block-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 8px; flex-wrap: wrap; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips.scroll { max-height: 170px; overflow: auto; padding: 2px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--line); border-radius: 999px; padding: 4px 10px;
  background: transparent; cursor: pointer; user-select: none;
}
.chip .dot { width: 9px; height: 9px; border-radius: 50%; }
.chip .n { color: var(--muted); font-size: 12px; }
.chip.inc { background: var(--accent-soft); border-color: var(--accent); }
.chip.inc::before { content: "＋"; color: var(--accent); font-weight: 700; }
.chip.exc { background: var(--danger-soft); border-color: var(--danger); text-decoration: line-through; }
.chip.exc::before { content: "－"; color: var(--danger); font-weight: 700; text-decoration: none; }

.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.seg button { border: 0; background: transparent; padding: 3px 10px; cursor: pointer; font-size: 12px; }
.seg button.on { background: var(--accent); color: #fff; }

input, select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg);
}
input.small { padding: 5px 8px; margin-bottom: 8px; font-size: 13px; }
input.num { width: 70px; }
textarea { resize: vertical; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--muted); }
label.check { flex-direction: row; align-items: center; gap: 6px; margin-top: 10px; color: var(--text); font-size: 13px; }
label.check input { width: auto; }
.inline { display: flex; align-items: center; gap: 6px; color: var(--text); }
.row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; margin: 10px 0; }
.row4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; }
.self-end { align-self: end; }
details { margin: 10px 0; } summary { cursor: pointer; color: var(--accent); font-size: 13px; }

button.primary, button.ghost {
  border-radius: 8px; padding: 8px 14px; cursor: pointer; border: 1px solid var(--accent);
}
button.primary { background: var(--accent); color: #fff; font-weight: 600; }
button.ghost { background: transparent; color: var(--accent); }
button:disabled { opacity: .5; cursor: not-allowed; }
button.danger { border-color: var(--danger); color: var(--danger); }
.actions { display: flex; gap: 10px; justify-content: flex-end; flex-wrap: wrap; }

.pill { padding: 3px 10px; border-radius: 999px; font-size: 12px; background: var(--line); white-space: nowrap; }
.pill.ok { background: var(--accent-soft); color: var(--accent); }
.pill.bad { background: var(--danger-soft); color: var(--danger); }
.pill.warn { background: #fdf1dc; color: var(--warn); }

.banner { margin: 12px 20px 0; padding: 10px 14px; border-radius: 10px; background: var(--danger-soft); color: var(--danger); }

.audience { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-top: 12px; border-top: 1px solid var(--line); padding-top: 12px; }
.big { font-size: 22px; font-weight: 700; }
.big span { color: var(--accent); }
.table-wrap { max-height: 240px; overflow: auto; margin-top: 8px; }
table { width: 100%; border-collapse: collapse; font-size: 12px; }
th, td { text-align: left; padding: 5px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 500; position: sticky; top: 0; background: var(--card); }

.vars { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.vars button { border: 1px dashed var(--line); background: transparent; border-radius: 6px; padding: 2px 8px; cursor: pointer; font-size: 12px; }
.variant { position: relative; margin-bottom: 8px; }
.variant .rm { position: absolute; right: 6px; top: 6px; border: 0; background: transparent; cursor: pointer; color: var(--muted); }
.preview { margin: 12px 0; padding: 14px; border-radius: 10px; background: var(--bg); }
.bubble { background: var(--bubble); padding: 8px 12px; border-radius: 10px 10px 10px 2px; max-width: 90%; white-space: pre-wrap; display: inline-block; }

.job { border: 1px solid var(--line); border-radius: 10px; padding: 12px; margin-bottom: 10px; }
.job-head { display: flex; justify-content: space-between; gap: 8px; align-items: start; }
.job-title { font-weight: 600; }
.bar { height: 8px; background: var(--line); border-radius: 99px; overflow: hidden; margin: 8px 0 4px; display: flex; }
.bar .s { background: var(--accent); } .bar .f { background: var(--danger); } .bar .k { background: var(--warn); }
.job-actions { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.job-actions button { padding: 4px 10px; font-size: 12px; }
.job .reason { font-size: 12px; color: var(--warn); margin-top: 4px; }
.job .detail { margin-top: 8px; max-height: 260px; overflow: auto; }

.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--text); color: var(--card); padding: 10px 16px; border-radius: 10px; z-index: 10; max-width: calc(100% - 32px); }
.toast.err { background: var(--danger); color: #fff; }

/* ---- navegação, login, modais, instâncias ---- */
.tabs { display: flex; gap: 4px; }
.tabs button { border: 0; background: transparent; padding: 6px 12px; border-radius: 8px; cursor: pointer; color: var(--muted); }
.tabs button.on { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.userbox { display: flex; gap: 8px; align-items: center; }
.small-btn { padding: 4px 10px !important; font-size: 12px; }
.page { max-width: 1400px; margin: 0 auto; padding: 16px 20px 60px; display: flex; flex-direction: column; gap: 16px; }
@media (max-width: 960px) { .page { padding: 12px 16px 60px; } }
.table-wrap.tall { max-height: 560px; }
.err-text { color: var(--danger); min-height: 1em; margin: 4px 0; }

.auth-page { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.auth-card { width: 100%; max-width: 380px; display: flex; flex-direction: column; gap: 12px; }
.auth-card .brand { font-size: 18px; }

.inst-pick { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 8px; }
.inst-opt { display: flex; gap: 8px; align-items: center; border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; cursor: pointer; }
.inst-opt input { width: auto; }
.inst-opt.sel { border-color: var(--accent); background: var(--accent-soft); }
.inst-opt .meta { display: flex; flex-direction: column; min-width: 0; }
.inst-opt .meta b, .inst-opt .meta span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.badge { font-size: 11px; padding: 1px 6px; border-radius: 6px; background: var(--line); color: var(--muted); white-space: nowrap; }
.avatar { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; background: var(--line); flex: none; }

.modal-back { position: fixed; inset: 0; background: rgba(0,0,0,.45); display: grid; place-items: center; z-index: 20; padding: 16px; }
.modal { width: 100%; max-width: 440px; max-height: calc(100vh - 32px); overflow: auto; display: flex; flex-direction: column; gap: 12px; }
.qr-box { display: grid; place-items: center; min-height: 280px; background: #fff; border-radius: 10px; padding: 10px; }
.qr-box img { width: 260px; height: 260px; image-rendering: pixelated; }
.pair-code { font: 600 22px/1 ui-monospace, monospace; letter-spacing: .15em; text-align: center; }
.lane { display: flex; justify-content: space-between; gap: 8px; font-size: 12px; padding: 3px 0; border-top: 1px dashed var(--line); }
.lane .why { color: var(--warn); }
.owners { display: flex; flex-direction: column; gap: 4px; max-height: 240px; overflow: auto; }
.owners label { flex-direction: row; gap: 6px; align-items: center; color: var(--text); font-size: 13px; }
.owners input { width: auto; }
.my-inst { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.my-inst .meta { display: flex; flex-direction: column; flex: 1; min-width: 180px; }
.avatar.big-av { width: 48px; height: 48px; }
.chip .warn-n { color: var(--warn); }

/* ---- aba Chat ---- */
.chat-page {
  display: grid; grid-template-columns: minmax(280px, 380px) minmax(0, 1fr); gap: 16px;
  max-width: 1400px; margin: 0 auto; padding: 16px 20px; height: calc(100vh - 70px);
}
.chat-page.hidden { display: none; }
.chat-list-card, .chat-conv { display: flex; flex-direction: column; min-height: 0; padding: 12px; }
.chat-tools { display: grid; grid-template-columns: 1fr auto auto; gap: 6px; margin-bottom: 8px; }
.chat-tools select { width: auto; max-width: 150px; }
.chat-selbar { display: flex; gap: 8px; align-items: center; padding: 6px 8px; margin-bottom: 8px; border-radius: 8px; background: var(--accent-soft); font-size: 13px; }
.chat-selbar span { flex: 1; }
.chat-list { overflow: auto; flex: 1; min-height: 0; margin: 0 -4px; }
.chat-item { display: flex; gap: 8px; align-items: flex-start; padding: 8px; border-radius: 10px; cursor: pointer; }
.chat-item:hover { background: var(--bg); }
.chat-item.on { background: var(--accent-soft); }
.chat-item .chat-check { width: auto; margin-top: 8px; }
.chat-item .avatar { width: 36px; height: 36px; }
.chat-item-meta { flex: 1; min-width: 0; }
.chat-item-top { display: flex; justify-content: space-between; gap: 6px; }
.chat-item-top b, .chat-item-sub { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chat-item-tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 3px; }
.mini-tag { display: inline-flex; align-items: center; gap: 4px; font-size: 11px; padding: 0 6px; border: 1px solid var(--line); border-radius: 99px; }
.mini-tag .dot { width: 7px; height: 7px; border-radius: 50%; }
.mini-tag.bloq { color: var(--danger); border-color: var(--danger); }
.mini-tag.semnum { color: var(--warn); border-color: var(--warn); }
.unread { background: var(--accent); color: #fff; font-size: 11px; border-radius: 99px; padding: 1px 7px; align-self: center; }
.chat-empty { margin: auto; }
.chat-pane { display: flex; flex-direction: column; min-height: 0; flex: 1; }
.chat-head { display: flex; align-items: center; gap: 10px; padding-bottom: 8px; border-bottom: 1px solid var(--line); }
.chat-head .meta { display: flex; flex-direction: column; flex: 1; min-width: 0; }
.chat-back { display: none; }
.chat-labels { padding: 8px 0; border-bottom: 1px solid var(--line); }
.chat-labels .chip { font-size: 12px; padding: 2px 9px; }
.chat-msgs { flex: 1; overflow: auto; padding: 12px 4px; display: flex; flex-direction: column; gap: 6px; min-height: 0; }
.msg { max-width: 75%; padding: 6px 10px; border-radius: 10px; white-space: pre-wrap; word-wrap: break-word; }
.msg.them { align-self: flex-start; background: var(--bg); border: 1px solid var(--line); border-top-left-radius: 2px; }
.msg.me { align-self: flex-end; background: var(--bubble); border-top-right-radius: 2px; }
.msg.pend { opacity: .6; }
.msg-time { font-size: 10px; color: var(--muted); text-align: right; margin-top: 2px; }
.chat-form { display: flex; gap: 8px; padding-top: 8px; border-top: 1px solid var(--line); }
.chat-form textarea { resize: none; }
@media (max-width: 860px) {
  .chat-page { grid-template-columns: 1fr; padding: 12px 16px; height: calc(100vh - 110px); }
  body.chat-aberto .chat-list-card { display: none; }
  body:not(.chat-aberto) .chat-conv { display: none; }
  .chat-back { display: inline-block; }
}