/* tallkee — ambiente de demonstração.
   Reproduz a tela do app reestilizado usando os mesmos tokens. Onde o app usa
   utilitários do Tailwind, aqui a regra está escrita à mão com o mesmo valor. */

html, body { height: 100%; overflow: hidden; }
body { background: var(--tk-bg); }

/* ── faixa de demonstração ────────────────────────────────────────── */
.demobar {
  height: 46px; display: flex; align-items: center; gap: 14px;
  padding: 0 18px; background: var(--tk-navy-900); color: #fff;
  position: relative; z-index: 30;
}
.demobar .tag {
  background: var(--tk-warning-500); color: var(--tk-navy-900);
  height: 22px; border-radius: var(--r-full); padding: 0 10px;
  font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  display: inline-flex; align-items: center;
}
.demobar p { margin: 0; font-size: 13px; color: #cbd5e1; }
.demobar .spacer { margin-left: auto; }
.demobar button, .demobar a {
  height: 32px; padding: 0 12px; border-radius: var(--r-md);
  font: 600 12.5px var(--font); display: inline-flex; align-items: center; gap: 7px;
  border: 1px solid rgba(255,255,255,.2); background: rgba(255,255,255,.08); color: #fff;
  cursor: pointer; transition: background var(--d-fast) var(--ease);
}
.demobar button:hover, .demobar a:hover { background: rgba(255,255,255,.18); color: #fff; }
.demobar a.wa { background: var(--ch-wa, #25d366); border-color: transparent; }
.demobar a.wa:hover { background: #1eb658; }

/* ── chassi ───────────────────────────────────────────────────────── */
.app { display: flex; height: calc(100vh - 46px); }

.side {
  width: 240px; flex: none; display: flex; flex-direction: column;
  background: var(--tk-surface); border-right: 1px solid var(--tk-border);
}
.side-h {
  min-height: 64px; display: flex; align-items: center; justify-content: space-between;
  gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--tk-border);
}
.side nav { padding: 12px; overflow-y: auto; flex: 1; }
.navgroup { font-size: 10.5px; font-weight: 600; letter-spacing: .09em; text-transform: uppercase; color: var(--tk-text-muted); padding: 0 12px; margin: 18px 0 6px; }
.side nav > .navgroup:first-child { margin-top: 0; }
.navitem2 {
  /* são <button>: zera borda, fundo e fonte herdada do navegador */
  width: 100%; border: 0; background: none; text-align: left;
  font: 500 14px var(--font); color: var(--tk-text-secondary);
  min-height: 40px; display: flex; align-items: center; gap: 10px;
  padding: 8px 12px; border-radius: var(--r-md); line-height: 1.25;
  cursor: pointer; transition: background var(--d-fast) var(--ease), color var(--d-fast);
}
.navitem2 svg { width: 18px; height: 18px; flex: none; color: var(--tk-text-muted); }
.navitem2:hover { background: var(--tk-surface-subtle); color: var(--tk-text); }
.navitem2.on { background: var(--tk-primary-soft); color: var(--tk-primary); font-weight: 600; }
.navitem2.on svg { color: var(--tk-primary); }
.navitem2 .badge { margin-left: auto; }

.work { flex: 1; min-width: 0; padding: 20px; display: flex; min-height: 0; }
.central[hidden], .page[hidden] { display: none; }

/* ── telas de gestão ──────────────────────────────────────────────── */
.page { flex: 1; min-width: 0; overflow-y: auto; padding: 4px 4px 40px; }
.pg-h { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 24px; }
.pg-h .tk-h1 { font-size: 27px; }
.pg-d { margin: 8px 0 0; font-size: 14px; color: var(--tk-text-muted); max-width: 62ch; }
.pg-act { display: flex; gap: 8px; flex-wrap: wrap; }
.pg-tabs { display: inline-flex; gap: 4px; padding: 4px; margin-bottom: 20px; background: var(--tk-surface-subtle); border-radius: var(--r-md); }
.pg-tabs button { border: 0; background: none; cursor: pointer; padding: 6px 16px; border-radius: var(--r-sm); font: 600 14px var(--font); color: var(--tk-text-muted); }
.pg-tabs button.on { background: var(--tk-surface); color: var(--tk-text); box-shadow: var(--sh-sm); }
.pg-seg { margin-bottom: 18px; }

.card { background: var(--tk-surface); border: 1px solid var(--tk-border); border-radius: var(--r-card); padding: 20px; box-shadow: var(--sh-sm); }
.card.p0 { padding: 0; overflow: hidden; }
.cards3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 20px; }
.card .big { font-size: 27px; font-weight: 700; letter-spacing: -.02em; margin: 8px 0 4px; }
.card .big.ok { color: var(--tk-success-600); }

.alert { border-radius: var(--r-lg); border-left: 3px solid var(--tk-warning-500); background: var(--tk-warning-100); color: var(--tk-warning-600); padding: 14px 16px; font-size: 13px; }
.alert b { display: block; margin-bottom: 3px; }

/* tabela */
.tbl2 { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl2 th { text-align: left; font-size: 11px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--tk-text-muted); padding: 14px 16px 10px; border-bottom: 1px solid var(--tk-border); white-space: nowrap; }
.tbl2 td { padding: 13px 16px; border-bottom: 1px solid var(--tk-border); vertical-align: middle; color: var(--tk-text-secondary); }
.tbl2 tbody tr:last-child td { border-bottom: 0; }
.tbl2 tbody tr:hover { background: var(--tk-surface-subtle); }
.tbl2 td b { color: var(--tk-text); font-weight: 600; }
.tbl2 .mono { font-variant-numeric: tabular-nums; }
.tbl2 .muted { color: var(--tk-text-muted); }
.tbl2 .ra { text-align: right; }
.cel { display: flex; align-items: center; gap: 10px; }
.cel-i { min-width: 0; display: flex; flex-direction: column; align-items: flex-start; gap: 3px; }
.cel-i b { display: block; }
.cel-i span { font-size: 12px; color: var(--tk-text-muted); }
.lnk { border: 0; background: none; cursor: pointer; font: 600 12.5px var(--font); color: var(--tk-primary); padding: 4px 6px; border-radius: var(--r-sm); }
.lnk:hover { background: var(--tk-primary-soft); }

.stag { display: inline-flex; align-items: center; height: 22px; padding: 0 8px; border-radius: var(--r-full); font-size: 11px; font-weight: 600; background: var(--tk-surface-subtle); color: var(--tk-text-muted); margin-right: 4px; }
.stag.ok { background: var(--tk-success-100); color: var(--tk-success-600); }
.stag.sky { background: var(--tk-info-100); color: var(--tk-info-600); }
.stag.amber { background: var(--tk-warning-100); color: var(--tk-warning-600); }
.stag.brand { background: var(--tk-primary-soft); color: var(--tk-primary); }

/* agenda */
.ag-h { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 10px; padding-bottom: 14px; margin-bottom: 6px; border-bottom: 1px solid var(--tk-border); }
.ag-h b { font-size: 16px; }
.ag-r { display: flex; align-items: center; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--tk-border); }
.ag-day .ag-r:last-child { border-bottom: 0; }
.ag-t { width: 52px; flex: none; font-size: 13px; font-weight: 600; color: var(--tk-text-muted); font-variant-numeric: tabular-nums; }
.ag-c { display: flex; align-items: center; gap: 12px; flex: 1; min-width: 0; flex-wrap: wrap; }
.ag-i { min-width: 0; }
.ag-i b { display: block; font-size: 14px; }
.ag-i span { font-size: 12.5px; color: var(--tk-text-muted); }
.ag-free { flex: 1; border: 1px dashed var(--tk-border-strong); border-radius: var(--r-md); padding: 9px 12px; font-size: 12.5px; color: var(--tk-text-muted); }

/* leads */
.kb { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; align-items: start; }
.kb-c { background: var(--tk-surface); border: 1px solid var(--tk-border); border-top: 3px solid var(--tk-border-strong); border-radius: var(--r-card); padding: 14px; }
.kb-c.amber { border-top-color: var(--tk-warning-500); }
.kb-c.sky { border-top-color: var(--tk-blue-500); }
.kb-c.green { border-top-color: var(--tk-success-500); }
.kb-h { display: flex; align-items: center; justify-content: space-between; font-size: 13px; font-weight: 600; color: var(--tk-text); margin-bottom: 12px; }
.kb-n { height: 20px; min-width: 20px; padding: 0 6px; border-radius: var(--r-full); background: var(--tk-surface-subtle); color: var(--tk-text-muted); font-size: 11px; display: inline-flex; align-items: center; justify-content: center; }
.kb-i { display: flex; gap: 10px; align-items: center; padding: 10px; border-radius: var(--r-md); background: var(--tk-surface-subtle); margin-bottom: 8px; }
.kb-i:last-child { margin-bottom: 0; }
.kb-e { margin: 0; font-size: 12.5px; color: var(--tk-text-muted); padding: 6px 2px; }

/* dashboard */
.kpis { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; margin-bottom: 20px; }
.kpi2 { padding: 18px; }
.kpi-ic { width: 38px; height: 38px; border-radius: var(--r-md); display: grid; place-items: center; margin-bottom: 14px; background: var(--tk-surface-subtle); color: var(--tk-text-muted); }
.kpi-ic.amber { background: var(--tk-warning-100); color: var(--tk-warning-600); }
.kpi-ic.green { background: var(--tk-success-100); color: var(--tk-success-600); }
.kpi-ic.sky { background: var(--tk-info-100); color: var(--tk-info-600); }
.kpi-ic.brand { background: var(--tk-primary-soft); color: var(--tk-primary); }
.kpi-v { font-size: 27px; font-weight: 700; letter-spacing: -.02em; line-height: 1.1; }
.kpi-l { font-size: 13px; color: var(--tk-text-muted); margin-top: 3px; }

.chart .bars { display: flex; align-items: flex-end; gap: 14px; height: 190px; margin-top: 20px; }
.bar-w { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; gap: 8px; }
.bar { width: 100%; max-width: 46px; border-radius: 6px 6px 0 0; background: var(--tk-blue-300); }
.bar.top { background: var(--tk-primary); }
.bar-v { font-size: 11px; font-weight: 600; color: var(--tk-text-muted); }
.bar-l { font-size: 11px; color: var(--tk-text-muted); }

@media (max-width: 1200px) {
  .kpis { grid-template-columns: repeat(3, 1fr); }
  .kb { grid-template-columns: repeat(2, 1fr); }
}

/* ── painel da central ────────────────────────────────────────────── */
.central {
  flex: 1; min-width: 0; display: flex; flex-direction: column; overflow: hidden;
  border: 1px solid var(--tk-border); border-radius: var(--r-card);
  background: var(--tk-surface); box-shadow: var(--sh-sm);
}
.central-h {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 14px 20px; border-bottom: 1px solid var(--tk-border);
}
.wa-square {
  width: 40px; height: 40px; border-radius: 9px; flex: none;
  background: var(--ch-wa, #25d366); color: #fff; display: grid; place-items: center;
}
.central-h .sub { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--tk-text-muted); }
.central-h .sub i { width: 6px; height: 6px; border-radius: 50%; background: var(--tk-success-500); display: block; }
.hbtn {
  width: 38px; height: 38px; border: 0; background: none; border-radius: 9px;
  color: var(--tk-text-muted); display: grid; place-items: center; cursor: pointer;
  transition: background var(--d-fast) var(--ease), color var(--d-fast);
}
.hbtn:hover { background: var(--tk-surface-subtle); color: var(--tk-text); }
.hbtn.on { color: var(--tk-success-600); }

.cols { display: flex; flex: 1; min-height: 0; }

/* ── lista ────────────────────────────────────────────────────────── */
.list { width: 332px; flex: none; display: flex; flex-direction: column; border-right: 1px solid var(--tk-border); min-height: 0; }
.list-top { padding: 12px; display: flex; flex-direction: column; gap: 10px; }
.chips { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 2px; scrollbar-width: none; }
.chips::-webkit-scrollbar { display: none; }
.chip2 {
  height: 32px; flex: none; display: inline-flex; align-items: center; gap: 6px;
  padding: 0 12px; border-radius: var(--r-full); border: 1px solid transparent;
  background: var(--tk-surface-subtle); color: var(--tk-text-secondary);
  font: 500 12px var(--font); cursor: pointer; white-space: nowrap;
  transition: background var(--d-fast) var(--ease), border-color var(--d-fast), color var(--d-fast);
}
.chip2:hover { color: var(--tk-text); }
.chip2.on { background: var(--tk-primary-soft); border-color: var(--tk-blue-300); color: var(--tk-primary); font-weight: 600; }
.chip2.on.amber { background: var(--tk-warning-100); border-color: var(--tk-warning-500); color: var(--tk-warning-600); }
.chip2 .n {
  height: 18px; min-width: 18px; padding: 0 5px; border-radius: var(--r-full);
  background: var(--tk-warning-500); color: #fff; font-size: 11px; font-weight: 600;
  display: inline-flex; align-items: center; justify-content: center;
}
.rows { flex: 1; overflow-y: auto; border-top: 1px solid var(--tk-border); }

.conv2 {
  display: flex; gap: 12px; width: 100%; text-align: left;
  padding: 12px 14px 12px 11px;
  border: 0; border-bottom: 1px solid var(--tk-border); border-left: 3px solid transparent;
  background: none; cursor: pointer; font: inherit; color: inherit;
  transition: background var(--d-fast) var(--ease);
}
.conv2:hover { background: var(--tk-surface-subtle); }
.conv2.need { border-left-color: var(--tk-warning-500); background: var(--tk-warning-100); }
.conv2.on { border-left-color: var(--tk-primary); background: var(--tk-primary-soft); }
.conv2.fresh { animation: rowin .34s var(--ease); }
@keyframes rowin { from { opacity: 0; transform: translateY(-6px); } }
.conv2 .body { min-width: 0; flex: 1; }
.conv2 .l1 { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.conv2 .nm { font-size: 13.5px; font-weight: 600; color: var(--tk-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.conv2.unread .nm { font-weight: 700; }
.conv2 .tm { font-size: 11.5px; color: var(--tk-text-muted); flex: none; }
.conv2 .l2 { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 2px; }
.conv2 .pv { font-size: 12.5px; color: var(--tk-text-muted); margin: 4px 0 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.conv2.unread .pv { color: var(--tk-text-secondary); font-weight: 500; }

.spill { height: 22px; display: inline-flex; align-items: center; gap: 6px; padding: 0 8px; border-radius: var(--r-full); font-size: 11px; font-weight: 600; }
.spill i { width: 6px; height: 6px; border-radius: 50%; display: block; }
.spill.ia { background: var(--tk-info-100); color: var(--tk-info-600); } .spill.ia i { background: var(--tk-blue-500); }
.spill.need { background: var(--tk-warning-100); color: var(--tk-warning-600); } .spill.need i { background: var(--tk-warning-500); }
.spill.human { background: var(--tk-success-100); color: var(--tk-success-600); } .spill.human i { background: var(--tk-success-500); }
.spill.done { background: var(--tk-surface-subtle); color: var(--tk-text-muted); } .spill.done i { background: var(--tk-border-strong); }
.unreadn { height: 20px; min-width: 20px; padding: 0 6px; border-radius: var(--r-full); background: var(--tk-primary); color: #fff; font-size: 11px; font-weight: 600; display: inline-flex; align-items: center; justify-content: center; }
.tagchip { height: 24px; display: inline-flex; align-items: center; padding: 0 8px; border-radius: var(--r-sm); font-size: 11px; font-weight: 600; background: var(--tk-blue-100); color: var(--tk-blue-700); }
[data-theme="dark"] .tagchip { background: rgba(59,130,246,.2); color: var(--tk-blue-300); }

/* ── conversa ─────────────────────────────────────────────────────── */
.chat { flex: 1; min-width: 0; display: flex; flex-direction: column; min-height: 0; }
.chat-h { min-height: 64px; display: flex; align-items: center; gap: 10px; padding: 12px 18px; border-bottom: 1px solid var(--tk-border); flex-wrap: wrap; }
.chat-h .who { display: flex; align-items: center; gap: 8px; font-size: 15px; font-weight: 600; color: var(--tk-text); }
.chan { width: 16px; height: 16px; border-radius: 5px; background: var(--ch-wa, #25d366); display: grid; place-items: center; flex: none; }
.chat-h .ph { font-size: 11.5px; color: var(--tk-text-muted); }
.chat-actions { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }

.handoff {
  display: flex; gap: 8px; align-items: flex-start;
  padding: 10px 18px; border-bottom: 1px solid var(--tk-border);
  background: var(--tk-warning-100); color: var(--tk-warning-600); font-size: 12px;
}
.handoff svg { flex: none; margin-top: 1px; }

.thread { flex: 1; overflow-y: auto; background: var(--tk-bg); padding: 20px 26px; display: flex; flex-direction: column; gap: 3px; }
.thread > .row, .thread > .sys, .thread > .daysep { animation: msgin .26s var(--ease); }
@keyframes msgin { from { opacity: 0; transform: translateY(6px); } }

.composer2 { border-top: 1px solid var(--tk-border); padding: 12px; display: flex; align-items: flex-end; gap: 8px; background: var(--tk-surface); }
.tool { width: 36px; height: 36px; flex: none; border: 0; background: none; border-radius: 9px; color: var(--tk-text-muted); display: grid; place-items: center; cursor: pointer; transition: background var(--d-fast) var(--ease), color var(--d-fast); }
.tool:hover { background: var(--tk-surface-subtle); color: var(--tk-text); }
.composer2 textarea {
  flex: 1; min-width: 0; resize: none; max-height: 120px; min-height: 42px;
  padding: 11px 14px; border: 1px solid var(--tk-border-strong); border-radius: var(--r-card);
  background: var(--tk-surface); color: var(--tk-text); font: 400 14px var(--font);
  transition: border-color var(--d-fast), box-shadow var(--d-fast);
}
.composer2 textarea::placeholder { color: var(--tk-text-placeholder); }
.composer2 textarea:focus { outline: none; border-color: var(--tk-primary); box-shadow: var(--ring); }
.composer2 textarea:disabled { background: var(--tk-surface-subtle); }

/* estado vazio */
.empty2 { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; text-align: center; padding: 40px; }
.empty2 .ill { width: 76px; height: 76px; border-radius: var(--r-2xl); background: var(--tk-primary-soft); color: var(--tk-primary); display: grid; place-items: center; }

/* ── toasts ───────────────────────────────────────────────────────── */
.toasts { position: fixed; right: 22px; bottom: 22px; z-index: 70; display: flex; flex-direction: column; gap: 10px; }
.toasts .toast { animation: toastin .24s var(--ease); }
@keyframes toastin { from { opacity: 0; transform: translateX(14px); } }

/* ── navegação do celular ─────────────────────────────────────────── */
.botnav, .sheet-bg { display: none; }
.backbtn { display: none; }
@media (max-width: 900px) {
  .side { display: none; }
  .page { padding: 16px 16px 40px; }
  .kpis, .kb, .cards3 { grid-template-columns: 1fr; }
  .pg-h .tk-h1 { font-size: 22px; }
  .tbl2 { display: block; overflow-x: auto; white-space: nowrap; }
  .demobar { height: auto; min-height: 46px; padding: 8px 12px; gap: 8px; }
  .demobar .tag { font-size: 10px; padding: 0 8px; }
  .demobar .wa-full { display: none; }
  .central-h { padding: 12px 14px; }
  .central-h h1 { font-size: 15px; white-space: nowrap; }
  .central-h .sub { font-size: 11px; }
  .app { height: calc(100vh - 62px); }
  .work { padding: 0; }
  .central { border: 0; border-radius: 0; box-shadow: none; }
  .list { width: 100%; }
  .cols.open .list { display: none; }
  .cols:not(.open) .chat { display: none; }
  .backbtn { display: grid; }
  .demobar p { display: none; }
  .thread { padding: 16px; }
  .thread .row { max-width: 86% !important; }

  /* barra inferior: sem ela não há como trocar de tela no celular */
  .app { height: calc(100vh - 62px - 60px); }
  .botnav {
    display: flex; position: fixed; inset: auto 0 0 0; z-index: 40;
    background: var(--tk-surface); border-top: 1px solid var(--tk-border);
    padding-bottom: env(safe-area-inset-bottom);
  }
  .bn {
    position: relative; flex: 1; min-width: 0; min-height: 56px;
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px;
    border: 0; background: none; cursor: pointer; color: var(--tk-text-muted); padding: 6px 2px;
  }
  .bn svg { width: 22px; height: 22px; }
  .bn span { font-size: 10.5px; font-weight: 600; max-width: 100%; overflow: hidden; text-overflow: ellipsis; }
  .bn.on { color: var(--tk-primary); }
  .bn-b { position: absolute; top: 6px; left: 50%; margin-left: 4px; width: 8px; height: 8px; border-radius: 50%; background: var(--tk-primary); }
  .bn-b[hidden] { display: none; }

  .sheet-bg { display: block; position: fixed; inset: 0; z-index: 60; background: var(--tk-overlay); }
  .sheet-bg[hidden] { display: none; }
  .sheet {
    position: absolute; inset: auto 0 0 0; background: var(--tk-surface);
    border-top: 1px solid var(--tk-border); border-radius: 20px 20px 0 0;
    padding: 10px 16px calc(16px + env(safe-area-inset-bottom)); box-shadow: var(--sh-lg);
  }
  .grab { display: block; width: 38px; height: 4px; border-radius: var(--r-full); background: var(--tk-border-strong); margin: 0 auto 12px; }
  .sheet .navgroup { margin: 0 0 8px; padding: 0 4px; }
  .sheet-g { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .sh-i {
    min-height: 76px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 7px;
    border: 0; border-radius: var(--r-lg); background: var(--tk-surface-subtle);
    font: 600 11px var(--font); color: var(--tk-text-secondary); cursor: pointer; text-align: center; padding: 8px 4px;
  }
  .sh-i svg { width: 20px; height: 20px; }
  .sh-i.on { background: var(--tk-primary-soft); color: var(--tk-primary); }
}

/* O design system define .bub .from mas não o coloca em bloco; sem isso o
   nome de quem falou cola no texto da mensagem. */
.bub .from { display: block; }

/* No dark o token de sucesso clareia (#4ADE80) e o botão sólido fica com
   texto branco sobre verde claro — reprovado em contraste. O botão de ação
   mantém o verde escuro nos dois temas. */
[data-theme="dark"] .btn-success { background: #15803d; }
[data-theme="dark"] .btn-success:hover { background: #166534; }

/* Elementos com display próprio ignoram o [hidden] do navegador; a lista e a
   conversa agora escondem pedaços em vez de remontar tudo, então isto passa
   a importar. */
.chip2 .n[hidden], .unreadn[hidden], .tagchip[hidden], .handoff[hidden] { display: none; }

.rows-empty { padding: 24px; text-align: center; color: var(--tk-text-muted); font-size: 14px; }

/* ── tema escuro no tom do Telegram ───────────────────────────────────
   O navy do design system (#0F172A / #172033) é frio e muito arroxeado
   para uma tela de conversa. O Telegram usa azul-ardósia dessaturado, que
   cansa menos em turno longo e faz a bolha azul do próprio atendente
   destacar sem gritar. Sobrescreve os tokens; nenhum componente muda. */
[data-theme="dark"] {
  --tk-bg: #0e1621;              /* fundo da conversa */
  --tk-surface: #17212b;         /* painéis, sidebar, lista */
  --tk-surface-subtle: #202b36;  /* hover e superfície levantada */
  --tk-surface-raised: #1d2733;

  --tk-text: #ffffff;
  --tk-text-secondary: #c4d0dc;
  --tk-text-muted: #7f91a4;
  --tk-text-placeholder: #5d6f81;

  --tk-border: #22303c;
  --tk-border-strong: #33455a;

  --tk-primary: #5288c1;
  --tk-primary-hover: #6ab3f3;
  --tk-primary-soft: rgba(82, 136, 193, .18);
  --tk-primary-soft-2: rgba(82, 136, 193, .28);

  --tk-bubble-in: #182533;
  --tk-bubble-out: #2b5278;

  --tk-success-600: #4dcd5e;
  --tk-success-100: rgba(77, 205, 94, .16);
  --tk-warning-600: #e8a33d;
  --tk-warning-100: rgba(232, 163, 61, .16);
  --tk-error-600: #ec6a5e;
  --tk-error-100: rgba(236, 106, 94, .16);
  --tk-info-600: #6ab3f3;
  --tk-info-100: rgba(106, 179, 243, .16);

  --ring: 0 0 0 3px rgba(106, 179, 243, .32);
  --tk-overlay: rgba(6, 13, 20, .66);

  --sh-sm: 0 1px 2px rgba(0, 0, 0, .28);
  --sh-md: 0 4px 12px rgba(0, 0, 0, .34);
  --sh-lg: 0 12px 32px rgba(0, 0, 0, .44);
}

/* A faixa de demonstração é sempre escura; no tema escuro ela encostava no
   fundo do app e sumia. Um degrau a mais e uma linha resolvem. */
[data-theme="dark"] .demobar { background: #0a1119; border-bottom: 1px solid var(--tk-border); }