:root {
  --fundo: #06080c;
  --superficie: #0f141c;
  --superficie-2: #161d28;
  --borda: #222b38;
  --texto: #e8eef6;
  --texto-2: #93a1b3;
  --texto-3: #5d6b7d;
  --ciano: #3ad6ff;
  --violeta: #8b7bff;
  --perigo: #ff6b6b;
  --raio: 14px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--fundo);
  color: var(--texto);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
  touch-action: manipulation;
}

svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

main {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: calc(env(safe-area-inset-top, 0px) + 12px) 20px calc(env(safe-area-inset-bottom, 0px) + 16px);
  max-width: 720px;
  margin: 0 auto;
}

/* ---------- login ---------- */
#tela-login { justify-content: center; }
.login { display: flex; flex-direction: column; gap: 12px; align-items: stretch; text-align: center; }
.login h1 { margin: 4px 0 0; font-size: 28px; font-weight: 600; letter-spacing: .5px; }
.sub { margin: 0 0 12px; color: var(--texto-2); }
.orbe-mini { width: 96px; height: 96px; align-self: center; }
input {
  font: inherit;
  color: var(--texto);
  background: var(--superficie);
  border: 1px solid var(--borda);
  border-radius: var(--raio);
  padding: 14px 16px;
  outline: none;
  width: 100%;
}
input:focus { border-color: var(--ciano); }
.botao-principal {
  background: var(--ciano);
  color: #03141b;
  font-weight: 600;
  border-radius: var(--raio);
  padding: 14px;
}
.erro { color: var(--perigo); min-height: 1.5em; margin: 0; }

/* ---------- topo ---------- */
.topo { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 44px; }
.marca { font-weight: 600; letter-spacing: .5px; }
.topo-direita { display: flex; gap: 8px; align-items: center; }
.pilula {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--texto-2);
  border: 1px solid var(--borda);
  border-radius: 999px;
  padding: 5px 12px;
  white-space: nowrap;
}
.pilula svg { width: 16px; height: 16px; }
.pilula.off { color: var(--perigo); border-color: color-mix(in srgb, var(--perigo) 40%, transparent); }
#botao-estacao[aria-pressed="true"] {
  color: var(--ciano);
  border-color: color-mix(in srgb, var(--ciano) 50%, transparent);
  background: color-mix(in srgb, var(--ciano) 10%, transparent);
}

/* ---------- centro ---------- */
.centro {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 0;
}
.orbe {
  width: min(72vw, 46dvh, 340px);
  aspect-ratio: 1;
  padding: 0;
  border-radius: 50%;
}
.orbe canvas { width: 100%; height: 100%; display: block; }
.estado { margin: 0; color: var(--texto-2); font-size: 15px; min-height: 1.5em; }
.legenda { width: 100%; text-align: center; min-height: 6.5em; }
.legenda-voce { margin: 8px 0 4px; color: var(--texto-3); font-size: 15px; }
.legenda-bravus {
  margin: 0;
  font-size: 19px;
  line-height: 1.45;
  max-height: 30dvh;
  overflow-y: auto;
  white-space: pre-line;
}

/* ---------- barra de texto ---------- */
.barra-texto { display: flex; gap: 8px; margin-bottom: 12px; }
.barra-texto button {
  flex: none;
  width: 50px;
  border-radius: var(--raio);
  background: var(--superficie-2);
  color: var(--ciano);
  display: grid;
  place-items: center;
}

/* ---------- base ---------- */
.base { display: flex; align-items: center; justify-content: center; gap: 36px; }
.botao-icone {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--texto-2);
}
.botao-icone:active { background: var(--superficie-2); }
.botao-mic {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--ciano);
  color: #03141b;
  transition: transform .15s, background .2s;
}
.botao-mic svg { width: 30px; height: 30px; stroke-width: 2; }
.botao-mic:active { transform: scale(.94); }
.botao-mic.ativo { background: var(--perigo); color: #1b0606; }

/* ---------- painel de histórico ---------- */
.painel {
  position: fixed;
  inset: 0;
  background: var(--fundo);
  display: flex;
  flex-direction: column;
  padding-top: env(safe-area-inset-top, 0px);
  z-index: 10;
}
.painel-topo {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--borda);
  max-width: 720px;
  width: 100%;
  margin: 0 auto;
}
.painel-topo h2 { flex: 1; margin: 0; font-size: 17px; font-weight: 600; }
.painel-conteudo {
  flex: 1;
  overflow-y: auto;
  padding: 8px 16px calc(env(safe-area-inset-bottom, 0px) + 16px);
  max-width: 720px;
  width: 100%;
  margin: 0 auto;
}
.item-conversa {
  display: block;
  width: 100%;
  text-align: left;
  padding: 14px 4px;
  border-bottom: 1px solid var(--borda);
}
.item-conversa small { display: block; color: var(--texto-3); font-size: 13px; }
.item-conversa span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.vazio { color: var(--texto-2); text-align: center; margin-top: 40px; }
.bolha {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 16px;
  margin: 8px 0;
  white-space: pre-line;
}
.bolha.usuario { margin-left: auto; background: color-mix(in srgb, var(--ciano) 16%, var(--superficie)); }
.bolha.bravus { background: var(--superficie-2); }
.bolha small { display: block; color: var(--texto-3); font-size: 12px; margin-top: 4px; }

/* ---------- painel da Siri ---------- */
.siri { line-height: 1.55; color: var(--texto-2); }
.siri h3 { color: var(--texto); font-size: 16px; font-weight: 600; margin: 22px 0 6px; }
.siri b { color: var(--texto); font-weight: 600; }
.siri ol, .siri ul { padding-left: 22px; margin: 6px 0; }
.siri li { margin: 6px 0; }
.siri code {
  font-family: ui-monospace, "SF Mono", Consolas, monospace;
  font-size: 14px;
  color: var(--ciano);
  background: var(--superficie-2);
  padding: 1px 6px;
  border-radius: 6px;
  word-break: break-all;
}
.linha-codigo { display: flex; gap: 8px; }
.linha-codigo input { flex: 1; min-width: 0; font-family: ui-monospace, "SF Mono", Consolas, monospace; font-size: 13px; padding: 12px; }
.botao-secundario {
  flex: none;
  border: 1px solid var(--borda);
  border-radius: var(--raio);
  padding: 0 16px;
  color: var(--ciano);
  background: var(--superficie-2);
}

/* ---------- aviso ---------- */
.aviso {
  position: fixed;
  left: 50%;
  bottom: calc(env(safe-area-inset-bottom, 0px) + 120px);
  transform: translateX(-50%);
  width: min(92vw, 520px);
  margin: 0;
  padding: 12px 16px;
  border-radius: var(--raio);
  background: var(--superficie-2);
  border: 1px solid var(--borda);
  color: var(--texto);
  text-align: center;
  z-index: 20;
}

@media (orientation: landscape) and (max-height: 520px) {
  .orbe { width: min(40dvh, 240px); }
  .legenda { min-height: 3em; }
}