:root {
  --navy: #1a2030;
  --navy-deep: #10141f;
  --ink: #e8edf6;
  --dim: #97a3b8;
  --cyan: #19e6ff;
  --teal: #0c8799;
  --err: #ff5d6c;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  height: 100%;
  overflow: hidden;
  background: var(--navy-deep);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

#stage {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
}

.hidden { display: none !important; }

.overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(13, 17, 28, 0.55);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index: 20;
}

.card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: min(340px, 100%);
  padding: 32px 28px;
  border-radius: 18px;
  background: rgba(26, 32, 48, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

.card h1 {
  font-size: 1.5rem;
  font-weight: 650;
  letter-spacing: 0.02em;
}

.card .hint {
  font-size: 0.85rem;
  color: var(--dim);
}

.card input {
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(10, 14, 24, 0.8);
  color: var(--ink);
  font-size: 1rem;
  outline: none;
}

.card input:focus { border-color: var(--cyan); }

.card button {
  padding: 12px 14px;
  border: 0;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--teal), #0aa4bd);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}

.card button:active { transform: scale(0.98); }

.error {
  color: var(--err);
  font-size: 0.9rem;
}

/* .overlay é flex em linha: sem isto o aviso de privacidade fica AO LADO do
   botão e é cortado pela borda (o .privacidade já supõe coluna no margin-top) */
#start { flex-direction: column; }

.start {
  padding: 22px 42px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, #0aa4bd, var(--cyan));
  color: #04121a;
  font-size: clamp(1.15rem, 4vw, 1.6rem);
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 0 0 6px rgba(25, 230, 255, 0.12), 0 18px 50px rgba(10, 164, 189, 0.45);
  transition: transform 0.15s ease;
}

.start:hover { transform: scale(1.04); }
.start:active { transform: scale(0.97); }

.pill {
  position: fixed;
  left: 50%;
  bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  transform: translateX(-50%);
  padding: 7px 16px;
  border-radius: 999px;
  background: rgba(16, 20, 31, 0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--dim);
  z-index: 10;
  pointer-events: none;
  white-space: nowrap;
}

.pill::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--dim);
  vertical-align: 1px;
}

.pill[data-kind="conectando"]::before { background: #f0b429; }
.pill[data-kind="ao vivo"]::before { background: #38d778; }
.pill[data-kind="ouvindo"]::before { background: var(--cyan); }
.pill[data-kind="pensando"]::before { background: #a78bfa; }
.pill[data-kind="falando"]::before { background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }
.pill[data-kind="erro"]::before { background: var(--err); }

.caption {
  position: fixed;
  left: 50%;
  bottom: calc(56px + env(safe-area-inset-bottom, 0px));
  transform: translateX(-50%);
  width: min(900px, calc(100% - 32px));
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  z-index: 10;
  pointer-events: none;
  text-align: center;
}

.caption .linha {
  max-width: 100%;
  padding: 5px 16px;
  border-radius: 12px;
  background: rgba(16, 20, 31, 0.66);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-size: var(--legenda-size, 0.95rem);
  line-height: 1.35;
  color: var(--legenda-cor, var(--ink));
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: opacity 0.25s ease;
}

/* idade 0 = falando agora (embaixo); as de cima vão apagando */
.caption .linha[data-idade="0"] { opacity: 1; }
.caption .linha[data-idade="1"] { opacity: 0.45; }
.caption .linha[data-idade="2"] { opacity: 0.22; }

.caption .linha[data-role="user"] { font-style: italic; }

#toasts {
  position: fixed;
  top: calc(14px + env(safe-area-inset-top, 0px));
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: min(480px, calc(100% - 32px));
  z-index: 30;
}

.toast {
  padding: 10px 16px;
  border-radius: 10px;
  background: rgba(46, 20, 28, 0.92);
  border: 1px solid rgba(255, 93, 108, 0.4);
  color: #ffd9dd;
  font-size: 0.9rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  cursor: pointer;
  animation: toast-in 0.2s ease;
}

@keyframes toast-in {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: none; }
}

.cc {
  position: fixed;
  right: max(16px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
  padding: 6px 10px;
  font: 600 12px/1 system-ui, sans-serif;
  letter-spacing: 0.06em;
  color: rgba(220, 235, 245, 0.55);
  background: rgba(16, 22, 36, 0.6);
  border: 1px solid rgba(120, 160, 190, 0.25);
  border-radius: 8px;
  cursor: pointer;
  backdrop-filter: blur(6px);
}
.cc.on {
  color: #0ee6ff;
  border-color: rgba(14, 230, 255, 0.5);
}

/* tabs de navegação da área administrativa (custos ⇄ conhecimento) */
.admin-tabs {
  display: flex;
  gap: 4px;
  margin: 0 0 18px;
  border-bottom: 1px solid rgba(120, 160, 190, 0.2);
}
.admin-tabs a {
  padding: 9px 16px;
  font: 500 14px/1 system-ui, sans-serif;
  color: #8fa3b8;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.admin-tabs a:hover { color: #cfe0ee; }
.admin-tabs a[aria-current="page"] {
  color: #0ee6ff;
  border-bottom-color: #0ee6ff;
}

/* badge clicável quando está ouvindo: toque = "terminei de falar" */
.pill.tappable {
  pointer-events: auto;
  cursor: pointer;
  padding-right: 13px;
  border-color: rgba(14, 230, 255, 0.4);
  color: #cfe9f2;
}
.pill.tappable::after {
  content: "· toque p/ responder";
  margin-left: 8px;
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  opacity: 0.72;
}
.pill.tappable:hover { background: rgba(20, 34, 52, 0.9); }
.pill.tappable:active { transform: translateX(-50%) scale(0.97); }
.pill.flash {
  border-color: #0ee6ff;
  box-shadow: 0 0 0 3px rgba(14, 230, 255, 0.22);
}
@media (hover: none) {
  .pill.tappable::after { content: "· toque"; }
}

/* sub-abas dentro de uma tela de admin (ex.: Conhecimento → Tabela | Grafo) */
.sub-tabs { display: flex; gap: 6px; margin: 0 0 10px; }
.sub-tabs button {
  padding: 6px 14px;
  font: 500 13px/1 system-ui, sans-serif;
  color: #8fa3b8;
  background: rgba(22, 30, 48, 0.7);
  border: 1px solid rgba(120, 160, 190, 0.2);
  border-radius: 7px;
  cursor: pointer;
}
.sub-tabs button:hover { color: #cfe0ee; }
.sub-tabs button[aria-selected="true"] {
  color: #0b1420;
  background: #0ee6ff;
  border-color: #0ee6ff;
}
#tabela-kb { width: 100%; border-collapse: collapse; font-size: 13px; }
#tabela-kb th, #tabela-kb td {
  text-align: left;
  padding: 7px 9px;
  border-bottom: 1px solid rgba(120, 160, 190, 0.14);
  vertical-align: top;
}
#tabela-kb th { color: #8fa3b8; font-weight: 600; white-space: nowrap; }
#tabela-kb tr.linha:hover { background: rgba(120, 160, 190, 0.08); cursor: pointer; }
#tabela-kb td.trecho { color: #9db2c6; }
#tabela-kb mark { background: rgba(14, 230, 255, 0.28); color: inherit; border-radius: 2px; }
.tag {
  display: inline-block; padding: 1px 7px; border-radius: 999px;
  font-size: 11px; border: 1px solid currentColor; white-space: nowrap;
}
.tag.base { color: #8fa3b8; }
.tag.edit { color: #4ade80; }
.tag.new { color: #0ee6ff; }
.tag.doc { color: #f0b429; }
.tag.off { opacity: 0.45; }

.privacidade {
  margin-top: 14px;
  max-width: 30ch;
  text-align: center;
  font-size: 0.74rem;
  line-height: 1.4;
  color: rgba(200, 220, 235, 0.5);
}

button.mini {
  padding: 3px 9px;
  font: 500 11px/1 system-ui, sans-serif;
  color: #8fa3b8;
  background: rgba(22, 30, 48, 0.9);
  border: 1px solid rgba(120, 160, 190, 0.28);
  border-radius: 6px;
  cursor: pointer;
  white-space: nowrap;
}
button.mini:hover { color: #cfe0ee; border-color: rgba(120, 160, 190, 0.5); }
button.mini.perigo:hover { color: #ff8a95; border-color: rgba(255, 138, 149, 0.5); }
#tabela-kb td.acao { text-align: right; white-space: nowrap; }