/* =====================================================================
   IA em Ação — UNIP | Estilos das 3 páginas
   1. Tokens e base
   2. Fundo
   3. Elementos compartilhados (logo, ícones, botões, cartões)
   4. Página do participante (index.html)
   5. Telão (placar.html e perguntas.html)
   6. Responsividade
   ===================================================================== */

/* ---------- 1. Tokens e base ---------- */
:root {
  --bg: #040a22;
  --bg-2: #07123a;
  --painel: rgba(8, 20, 62, 0.62);
  --linha: rgba(78, 132, 255, 0.4);
  --linha-forte: rgba(96, 150, 255, 0.6);
  --texto: #ffffff;
  --texto-suave: #c4cff5;
  --texto-apagado: #93a3d6;
  --ciano: #19e3ff;
  --azul: #2f6bff;
  --roxo: #7b3cff;
  --amarelo: #ffe500;
  --verde: #1ed873;
  --verde-claro: #43ffa2;
  --vermelho: #ff2c55;
  --vermelho-claro: #ff6f8c;
  --grad-principal: linear-gradient(90deg, #8b2cff 0%, #5a3cff 50%, #2f5bff 100%);
  --grad-aba: linear-gradient(90deg, #2a5bff 0%, #6a2cff 100%);
  --grad-sim: linear-gradient(180deg, #2ae07f 0%, #0c9a4f 100%);
  --grad-nao: linear-gradient(180deg, #ff4466 0%, #d10d3a 100%);
  --raio: 16px;
  --fonte: "Lexend", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --fonte-marca: "Exo 2", "Arial Black", system-ui, sans-serif;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--fonte);
  color: var(--texto);
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 70% 45% at 85% 0%, rgba(40, 80, 255, 0.28), transparent 70%),
    radial-gradient(ellipse 60% 40% at 0% 40%, rgba(110, 50, 255, 0.14), transparent 70%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  background-attachment: fixed;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

[hidden] { display: none !important; }

button { font: inherit; color: inherit; cursor: pointer; }
button:disabled { cursor: not-allowed; }

:focus-visible { outline: 3px solid var(--ciano); outline-offset: 3px; }

.hl { color: var(--ciano); }

/* ---------- 2. Fundo ---------- */
#fundo-rede {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  pointer-events: none;
}

.fundo-brilho {
  position: fixed;
  inset: auto 0 0 0;
  height: 45vh;
  z-index: -1;
  pointer-events: none;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 300' preserveAspectRatio='none'%3E%3Cdefs%3E%3ClinearGradient id='g' x1='0' x2='1'%3E%3Cstop offset='0' stop-color='%23a54bff' stop-opacity='.9'/%3E%3Cstop offset='.5' stop-color='%233a6bff' stop-opacity='.5'/%3E%3Cstop offset='1' stop-color='%23a54bff' stop-opacity='.9'/%3E%3C/linearGradient%3E%3C/defs%3E%3Cpath d='M0 170 C 250 300, 500 230, 700 250 S 1050 200, 1200 90' fill='none' stroke='url(%23g)' stroke-width='2.5'/%3E%3Cpath d='M0 120 C 200 260, 520 280, 760 230 S 1100 160, 1200 60' fill='none' stroke='url(%23g)' stroke-width='1.2' opacity='.6'/%3E%3Cpath d='M0 230 C 300 270, 600 300, 900 270 S 1150 230, 1200 200' fill='none' stroke='url(%23g)' stroke-width='1' opacity='.45'/%3E%3C/svg%3E") bottom / 100% 70% no-repeat,
    radial-gradient(ellipse 70% 55% at 50% 110%, rgba(80, 60, 255, 0.4), transparent 70%);
  filter: drop-shadow(0 0 6px rgba(140, 90, 255, 0.6));
}

/* ---------- 3. Elementos compartilhados ---------- */
svg { flex: none; }
svg:not(.contorno):not(.seta):not(.ilustra) { fill: currentColor; }
svg.contorno, svg.seta {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
svg.contorno .pt { fill: currentColor; stroke: none; }
svg.seta { stroke-width: 2.6; }

.logo-unip {
  font-family: var(--fonte-marca);
  font-style: italic;
  font-weight: 900;
  color: var(--amarelo);
  line-height: 0.85;
  letter-spacing: -0.01em;
  -webkit-text-stroke: 0.04em var(--amarelo);
  text-shadow: 0 0 24px rgba(255, 229, 0, 0.25);
  padding-right: 0.08em; /* evita corte do itálico */
}

.titulo-evento {
  border-left: 3px solid var(--ciano);
  box-shadow: -6px 0 12px -8px var(--ciano);
}
.titulo-evento h1 {
  margin: 0;
  font-family: var(--fonte-marca);
  font-style: italic;
  font-weight: 800;
  text-transform: uppercase;
  line-height: 1.04;
  letter-spacing: 0.005em;
}
.titulo-evento h1 span { color: var(--ciano); }
.eixos {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--texto-suave);
  font-weight: 500;
  white-space: nowrap;
}
.eixos i { font-style: normal; margin: 0 0.6em; }
.eixos b { color: #fff; font-weight: 700; }

.topo-ia {
  pointer-events: none;
  user-select: none;
  /* Esfuma as bordas da imagem para ela "sumir" no fundo. */
  -webkit-mask-image: radial-gradient(ellipse 50% 50% at 50% 50%, #000 52%, transparent 100%);
          mask-image: radial-gradient(ellipse 50% 50% at 50% 50%, #000 52%, transparent 100%);
}

.linha-titulo {
  display: inline-block;
  width: 64px;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--ciano), #2f6bff);
  box-shadow: 0 0 10px rgba(25, 227, 255, 0.8);
  vertical-align: middle;
}

.ico-barras {
  color: #1fb8ff;
  filter: drop-shadow(0 0 6px rgba(25, 200, 255, 0.7));
}

.cartao {
  position: relative;
  border: 1px solid var(--linha);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(14, 32, 96, 0.5) 0%, rgba(6, 14, 44, 0.55) 100%);
  box-shadow:
    inset 0 0 40px rgba(40, 90, 255, 0.08),
    0 0 26px rgba(30, 80, 255, 0.14);
  -webkit-backdrop-filter: blur(6px);
          backdrop-filter: blur(6px);
}

.btn-principal,
.btn-secundario {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 62px;
  padding: 0 22px;
  border-radius: 14px;
  font-weight: 600;
  font-size: 19px;
  text-decoration: none;
  color: #fff;
  transition: transform 0.15s ease, filter 0.2s ease, box-shadow 0.2s ease, opacity 0.2s;
}
.btn-principal {
  width: 100%;
  border: 1.5px solid rgba(180, 160, 255, 0.75);
  background: var(--grad-principal);
  box-shadow:
    0 0 22px rgba(110, 70, 255, 0.55),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}
.btn-secundario {
  border: 1.5px solid var(--linha);
  background: rgba(10, 22, 70, 0.65);
  color: var(--texto-suave);
}
.btn-principal svg, .btn-secundario svg { width: 28px; height: 28px; }
.btn-principal .seta, .btn-secundario .seta { width: 24px; height: 24px; }
.btn-principal:hover:not(:disabled),
.btn-secundario:hover:not(:disabled) { filter: brightness(1.12); transform: translateY(-1px); }
.btn-principal:active:not(:disabled),
.btn-secundario:active:not(:disabled) { transform: scale(0.98); }
.btn-principal:disabled, .btn-secundario:disabled { opacity: 0.45; }
.btn-principal.carregando { opacity: 0.85; }

.carregando::after {
  content: "";
  position: absolute;
  right: 20px;
  top: 50%;
  width: 22px;
  height: 22px;
  margin-top: -11px;
  border: 3px solid rgba(255, 255, 255, 0.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: girar 0.8s linear infinite;
}

.aviso-demo {
  position: fixed;
  left: 50%;
  bottom: 10px;
  transform: translateX(-50%);
  z-index: 50;
  max-width: calc(100% - 24px);
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 229, 0, 0.5);
  background: rgba(40, 34, 0, 0.85);
  color: #ffe97a;
  font-size: 12px;
  text-align: center;
}

.status-conexao {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 40;
  margin: 0;
  padding: 6px 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 170, 60, 0.6);
  background: rgba(50, 25, 0, 0.85);
  color: #ffc66b;
  font-size: 14px;
}

/* ---------- 4. Página do participante ---------- */
.pagina-participante { padding-bottom: env(safe-area-inset-bottom); }

.topo {
  position: relative;
  max-width: 640px;
  margin: 0 auto;
  padding: max(26px, env(safe-area-inset-top)) 20px 26px;
  min-height: 200px;
  overflow: hidden;
}
.topo-marca { position: relative; z-index: 1; }
.topo .logo-unip { font-size: clamp(50px, 15vw, 82px); }
.topo .titulo-evento { margin-top: 16px; padding: 2px 0 2px 12px; }
.topo .titulo-evento h1 { font-size: clamp(21px, 6.6vw, 34px); }
.topo .eixos { margin-top: 12px; font-size: clamp(9.5px, 2.6vw, 12.5px); }
.topo .titulo-evento h1,
.topo .eixos { text-shadow: 0 2px 10px rgba(4, 10, 34, 0.9); }
.topo .topo-ia {
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  width: 62%;
  object-fit: cover;
  object-position: 40% 50%;
  z-index: 0;
}

.moldura {
  position: relative;
  max-width: 640px;
  margin: 0 auto;
  padding: 16px 16px 28px;
  border: 1px solid var(--linha);
  border-bottom: 0;
  border-radius: 24px 24px 0 0;
  background: linear-gradient(180deg, rgba(8, 18, 60, 0.7), rgba(4, 10, 34, 0.2) 70%);
  box-shadow: 0 -8px 30px rgba(40, 90, 255, 0.15);
}

/* Abas */
.abas {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  height: 58px;
  border: 1px solid var(--linha-forte);
  border-radius: 14px;
  background: rgba(10, 24, 74, 0.7);
  overflow: hidden;
}
.abas::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 53%;
  height: 100%;
  background: var(--grad-aba);
  border-radius: 12px;
  clip-path: polygon(0 0, 100% 0, 93% 100%, 0 100%);
  transition: left 0.35s cubic-bezier(0.4, 0, 0.2, 1), clip-path 0.35s;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35);
}
.abas[data-ativa="perguntas"]::before {
  left: 47%;
  clip-path: polygon(7% 0, 100% 0, 100% 100%, 0 100%);
}
.aba {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border: 0;
  background: none;
  font-size: 18px;
  font-weight: 500;
  color: var(--texto-suave);
  transition: color 0.25s;
}
.aba[aria-selected="true"] { color: #fff; font-weight: 600; }
.aba svg { width: 26px; height: 26px; }
.aba:focus-visible { outline-offset: -4px; border-radius: 12px; }

.painel { margin-top: 18px; padding: 22px 18px 20px; }
.estado { display: block; animation: surgir 0.4s ease both; }

.cartao-titulo { display: flex; gap: 14px; align-items: flex-start; }
.cartao-titulo .ico-barras { width: 32px; height: 32px; margin-top: 2px; }
.cartao-titulo h2 {
  margin: 0;
  font-size: 23px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.cartao-titulo h2 .linha-titulo { margin-left: 12px; }
.cartao-titulo p { margin: 4px 0 0; color: var(--texto-suave); font-size: 15px; }

.ilustra {
  display: block;
  width: min(250px, 66%);
  height: auto;
  aspect-ratio: 3 / 2;
  margin: 8px auto 0;
  overflow: visible;
}

.pergunta-enquete {
  margin: 10px 0 22px;
  text-align: center;
  font-size: clamp(22px, 6.6vw, 31px);
  font-weight: 700;
  line-height: 1.22;
  text-wrap: balance;
}

.botoes-voto { display: grid; gap: 14px; }
.btn-voto {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  width: 100%;
  height: 74px;
  border-radius: 14px;
  border: 2px solid;
  font-size: 34px;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
  transition: transform 0.15s ease, filter 0.2s ease, opacity 0.2s;
}
.btn-voto svg { width: 42px; height: 42px; filter: drop-shadow(0 2px 2px rgba(0, 0, 0, 0.2)); }
.btn-voto.sim {
  background: var(--grad-sim);
  border-color: #6dffb6;
  box-shadow: 0 0 20px rgba(30, 230, 120, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.4);
}
.btn-voto.nao {
  background: var(--grad-nao);
  border-color: #ff8ba1;
  box-shadow: 0 0 20px rgba(255, 40, 80, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.35);
}
.btn-voto:hover:not(:disabled) { transform: translateY(-2px); filter: brightness(1.08); }
.btn-voto:active:not(:disabled) { transform: scale(0.98); }
.btn-voto:disabled { opacity: 0.6; }
.btn-voto.carregando { opacity: 1; }

.nota {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: 20px 0 0;
  color: var(--texto-apagado);
  font-size: 14px;
  line-height: 1.45;
}
.nota svg {
  width: 28px;
  height: 28px;
  fill: none !important;
  stroke: #a9b6ff;
  stroke-width: 1.8;
  stroke-linecap: round;
}

.erro {
  margin: 14px 0 0;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid rgba(255, 90, 120, 0.5);
  background: rgba(255, 40, 80, 0.12);
  color: #ffadbd;
  font-size: 14px;
  text-align: center;
}

.titulo-ok {
  margin: 6px 0 8px;
  text-align: center;
  font-size: clamp(25px, 7.2vw, 36px);
  font-weight: 700;
  line-height: 1.15;
  text-wrap: balance;
}
.titulo-ok:focus { outline: none; }
.sub-ok {
  max-width: 36ch;
  margin: 0 auto;
  text-align: center;
  color: var(--texto-suave);
  font-size: 16.5px;
  font-weight: 300;
  line-height: 1.45;
}

.voto-registrado {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  max-width: 420px;
  margin: 22px auto 0;
  padding: 14px 22px;
  border: 2px solid var(--verde-claro);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(20, 120, 70, 0.32), rgba(6, 40, 34, 0.35));
  box-shadow: 0 0 22px rgba(40, 255, 150, 0.35), inset 0 0 22px rgba(40, 255, 150, 0.12);
}
.voto-registrado svg { width: 54px; height: 54px; }
.voto-registrado small { display: block; font-size: 15px; color: #e5ecff; text-align: center; }
.voto-registrado strong {
  display: block;
  font-size: 46px;
  line-height: 1.05;
  color: var(--verde-claro);
  text-shadow: 0 0 16px rgba(67, 255, 162, 0.55);
}
.voto-registrado .ico-nao { display: none; }
.voto-registrado.eh-nao {
  border-color: var(--vermelho-claro);
  background: linear-gradient(180deg, rgba(140, 20, 50, 0.32), rgba(50, 6, 20, 0.35));
  box-shadow: 0 0 22px rgba(255, 60, 100, 0.35), inset 0 0 22px rgba(255, 60, 100, 0.12);
}
.voto-registrado.eh-nao .ico-sim { display: none; }
.voto-registrado.eh-nao .ico-nao { display: block; }
.voto-registrado.eh-nao strong { color: var(--vermelho-claro); text-shadow: 0 0 16px rgba(255, 90, 120, 0.55); }

.estado > .btn-principal { margin-top: 20px; }

/* Tela "voto registrado" com placar ao vivo */
.ilustra.ilustra-pequena { width: min(170px, 48%); margin-top: 0; }

.voto-registrado.compacto {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  max-width: none;
  margin-top: 18px;
  padding: 10px 18px;
  border-radius: 14px;
}
.voto-registrado.compacto svg { width: 32px; height: 32px; }
.voto-registrado.compacto small { display: inline; font-size: 15px; }
.voto-registrado.compacto strong { display: inline; font-size: 28px; }

.mini-placar {
  margin-top: 16px;
  padding: 16px 16px 14px;
  border: 1px solid rgba(90, 140, 255, 0.45);
  border-radius: 14px;
  background: rgba(6, 16, 52, 0.6);
  transition: opacity 0.3s;
}
.mini-placar.aguardando { opacity: 0.45; }
.mini-titulo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--texto-suave);
}
.ponto-vivo {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--vermelho);
  box-shadow: 0 0 8px var(--vermelho);
  animation: piscar 1.4s ease-in-out infinite;
}
.mini-linha + .mini-linha { margin-top: 12px; }
.mini-cabecalho { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 6px; }
.mini-rotulo { display: inline-flex; align-items: center; gap: 8px; font-size: 17px; font-weight: 600; }
.mini-rotulo svg { width: 20px; height: 20px; }
.mini-linha.sim .mini-rotulo svg { color: var(--verde-claro); }
.mini-linha.nao .mini-rotulo svg { color: var(--vermelho-claro); }
.mini-numeros strong { font-size: 20px; font-weight: 700; font-variant-numeric: tabular-nums; }
.mini-numeros small { margin-left: 4px; font-size: 13px; color: var(--texto-apagado); }
.mini-placar .trilho { height: 12px; }
.mini-total {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid rgba(90, 140, 255, 0.3);
  font-size: 14px;
  color: var(--texto-suave);
}
.mini-total svg { width: 22px; height: 22px; color: #a9b6ff; }
.mini-total strong { font-size: 20px; color: #fff; font-variant-numeric: tabular-nums; }

/* Formulário */
.campo { display: block; margin-top: 18px; }
.rotulo { display: block; margin-bottom: 8px; font-size: 16px; font-weight: 600; }
.entrada {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 16px;
  border: 1.5px solid rgba(90, 140, 255, 0.5);
  border-radius: 12px;
  background: rgba(6, 16, 52, 0.75);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.entrada.area { align-items: flex-start; }
.entrada svg { width: 26px; height: 26px; color: #a8c2ff; }
.entrada.area svg { margin-top: 14px; }
.entrada:focus-within { border-color: var(--ciano); box-shadow: 0 0 0 3px rgba(25, 227, 255, 0.18); }
.entrada.invalido { border-color: var(--vermelho-claro); box-shadow: 0 0 0 3px rgba(255, 60, 100, 0.18); }
.entrada input,
.entrada textarea {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: none;
  background: transparent;
  color: #fff;
  font: inherit;
  font-size: 16px; /* >= 16px evita zoom automático no iPhone */
}
.entrada input { height: 54px; }
.entrada textarea { min-height: 112px; padding: 14px 0; resize: vertical; line-height: 1.45; }
.entrada ::placeholder { color: #8395cc; opacity: 1; }
.contador { display: block; margin-top: 4px; text-align: right; font-size: 12px; color: var(--texto-apagado); }

.estado > form .btn-principal,
#pergunta-form .btn-principal { margin-top: 18px; }

/* Resumo da pergunta enviada */
.resumo {
  margin-top: 22px;
  padding: 4px 20px;
  border: 1.5px solid rgba(90, 140, 255, 0.5);
  border-radius: 14px;
  background: rgba(6, 16, 52, 0.6);
}
.resumo-linha { display: flex; gap: 16px; padding: 16px 0; }
.resumo-linha + .resumo-linha { border-top: 1px solid rgba(90, 140, 255, 0.4); }
.resumo-linha svg { width: 32px; height: 32px; color: var(--ciano); filter: drop-shadow(0 0 5px rgba(25, 227, 255, 0.6)); }
.resumo-linha > div { min-width: 0; }
.resumo small { display: block; font-size: 14px; color: var(--texto-apagado); }
.resumo strong { display: block; margin-top: 2px; font-size: 19px; overflow-wrap: anywhere; }
.resumo p { margin: 4px 0 0; font-size: 17px; line-height: 1.42; overflow-wrap: anywhere; white-space: pre-line; }

/* ---------- 5. Telão ---------- */
.pagina-telao {
  /* Unidade base dos telões: 1% da largura numa tela 16:9. Em telas mais
     largas (ultrawide) ou mais altas (4:3) ela se ajusta para caber. */
  --u: min(1vw, 1.7778vh);
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
}

.topo-telao {
  position: relative;
  display: flex;
  align-items: center;
  gap: calc(2.4 * var(--u));
  flex: none;
  height: max(130px, 24vh);
  width: 100%;
  max-width: calc(100 * var(--u)); /* em ultrawide, mantém a largura de uma tela 16:9 */
  margin: 0 auto;
  padding: 0 calc(4 * var(--u));
}
.topo-telao > * { position: relative; z-index: 1; }
.topo-telao .logo-unip { font-size: max(48px, calc(6.4 * var(--u))); }
.topo-telao .titulo-evento { padding-left: calc(2.4 * var(--u)); border-left-width: 2px; }
.topo-telao .titulo-evento h1 { font-size: max(20px, calc(2.55 * var(--u))); }
.topo-telao .eixos { margin-top: calc(0.7 * var(--u)); font-size: max(9px, calc(0.92 * var(--u))); }
.topo-telao .topo-ia {
  position: absolute;
  z-index: 0;
  top: 0;
  left: 54%;
  height: 112%;
  width: auto;
  aspect-ratio: 426 / 335;
  object-fit: cover;
}
.slogan {
  position: absolute;
  top: 3.6vh;
  right: calc(4 * var(--u));
  margin: 0;
  padding-left: calc(0.9 * var(--u));
  border-left: 2px solid var(--ciano);
  font-size: max(9px, calc(0.82 * var(--u)));
  letter-spacing: 0.24em;
  line-height: 1.55;
  text-transform: uppercase;
  color: #e3e9ff;
}

.telao-conteudo {
  position: relative;
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  width: 100%;
  max-width: calc(100 * var(--u));
  margin: 0 auto;
  padding: calc(1.6 * var(--u)) calc(3.4 * var(--u)) calc(2 * var(--u));
}

.rotulo-secao {
  display: flex;
  align-items: center;
  gap: calc(1.6 * var(--u));
  font-size: max(11px, calc(1.02 * var(--u)));
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--texto-suave);
}
.rotulo-secao svg { width: max(28px, calc(3 * var(--u))); height: auto; }
.rotulo-secao .linha-titulo { width: max(60px, calc(7.4 * var(--u))); }
.rotulo-secao.forte { color: #fff; font-weight: 600; letter-spacing: 0.03em; font-size: max(14px, calc(1.75 * var(--u))); }
.rotulo-secao .ico-chat { color: var(--ciano); stroke-width: 1.8; filter: drop-shadow(0 0 6px rgba(25, 227, 255, 0.7)); }

/* Placar */
.telao-conteudo.placar {
  margin: 0 auto;
  width: calc(100% - 2.8 * var(--u));
  max-width: calc(97.2 * var(--u));
  border: 1px solid rgba(78, 132, 255, 0.28);
  border-bottom: 0;
  border-radius: calc(2 * var(--u)) calc(2 * var(--u)) 0 0;
  background: linear-gradient(180deg, rgba(6, 14, 44, 0.75), rgba(6, 14, 44, 0.25));
  justify-content: space-evenly;
}

.placar-pergunta {
  margin: calc(0.4 * var(--u)) auto 0;
  max-width: calc(85 * var(--u));
  text-align: center;
  font-size: max(22px, calc(3.3 * var(--u)));
  font-weight: 700;
  line-height: 1.16;
  text-wrap: balance;
}

.linhas-placar { display: grid; gap: calc(1.3 * var(--u)); }
.linha-placar {
  display: grid;
  grid-template-columns: 22.5% 1fr auto;
  grid-template-areas: "selo trilho numeros";
  align-items: center;
  gap: calc(2.2 * var(--u));
  padding: calc(0.35 * var(--u)) calc(2.4 * var(--u)) calc(0.35 * var(--u)) calc(0.35 * var(--u));
  border: 1.5px solid;
  border-radius: calc(1.2 * var(--u));
  transition: box-shadow 0.4s;
}
.linha-placar.sim {
  border-color: rgba(60, 255, 150, 0.8);
  background: linear-gradient(90deg, rgba(10, 70, 45, 0.55), rgba(6, 22, 40, 0.4));
  box-shadow: 0 0 18px rgba(40, 255, 140, 0.25);
}
.linha-placar.nao {
  border-color: rgba(255, 70, 110, 0.8);
  background: linear-gradient(90deg, rgba(80, 10, 30, 0.55), rgba(26, 8, 30, 0.4));
  box-shadow: 0 0 18px rgba(255, 50, 90, 0.25);
}
.linha-placar.sim.lider { animation: pulsar-verde 2.4s ease-in-out infinite; }
.linha-placar.nao.lider { animation: pulsar-vermelho 2.4s ease-in-out infinite; }

.selo {
  grid-area: selo;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: calc(1.6 * var(--u));
  height: max(62px, calc(6.6 * var(--u)));
  border-radius: calc(1 * var(--u));
  border: 2px solid;
  font-size: max(28px, calc(3.6 * var(--u)));
  font-weight: 700;
  text-shadow: 0 2px 3px rgba(0, 0, 0, 0.25);
}
.selo svg { width: max(34px, calc(4.2 * var(--u))); height: auto; }
.sim .selo { background: var(--grad-sim); border-color: #7affbd; box-shadow: 0 0 20px rgba(30, 230, 120, 0.5), inset 0 1px 0 rgba(255,255,255,.35); }
.nao .selo { background: var(--grad-nao); border-color: #ff8ba1; box-shadow: 0 0 20px rgba(255, 40, 80, 0.5), inset 0 1px 0 rgba(255,255,255,.3); }

.trilho {
  grid-area: trilho;
  height: max(16px, calc(2.8 * var(--u)));
  border-radius: 999px;
  background: rgba(34, 48, 92, 0.7);
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.45);
  overflow: hidden;
}
.barra {
  width: 0;
  height: 100%;
  border-radius: inherit;
  transition: width 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}
.sim .barra { background: linear-gradient(90deg, #1ee07c, #7dffc0); box-shadow: 0 0 18px rgba(60, 255, 160, 0.7); }
.nao .barra { background: linear-gradient(90deg, #ff2b55, #ff7690); box-shadow: 0 0 18px rgba(255, 60, 100, 0.7); }

.numeros { grid-area: numeros; min-width: 7.5em; text-align: right; }
.numeros strong {
  display: block;
  font-size: max(30px, calc(3.9 * var(--u)));
  font-weight: 700;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.numeros small { display: block; margin-top: calc(0.2 * var(--u)); font-size: max(13px, calc(1.45 * var(--u))); color: var(--texto-suave); }

.rodape-placar {
  display: flex;
  align-items: center;
  gap: calc(2.4 * var(--u));
  margin: 0 auto;
  padding: calc(0.8 * var(--u)) calc(2.6 * var(--u));
  border: 1px solid rgba(80, 130, 255, 0.35);
  border-radius: calc(1 * var(--u));
  background: rgba(8, 18, 56, 0.72);
}
.total { display: flex; align-items: center; gap: calc(1.4 * var(--u)); }
.total svg { width: max(28px, calc(3.1 * var(--u))); height: auto; color: #a9b6ff; }
.total span { font-size: max(13px, calc(1.3 * var(--u))); color: var(--texto-suave); }
.total strong { font-size: max(30px, calc(3.9 * var(--u))); font-weight: 700; line-height: 1; font-variant-numeric: tabular-nums; }
.ao-vivo {
  display: flex;
  align-items: center;
  gap: calc(1.3 * var(--u));
  padding-left: calc(2.4 * var(--u));
  border-left: 2px solid rgba(110, 140, 255, 0.4);
  font-size: max(11px, calc(1.05 * var(--u)));
  line-height: 1.45;
  color: var(--texto-suave);
}
.ao-vivo svg { width: max(28px, calc(3 * var(--u))); height: auto; color: var(--ciano); animation: piscar 1.8s ease-in-out infinite; }

/* Perguntas no telão */
.telao-conteudo.perguntas { gap: calc(1.2 * var(--u)); }
.cartao-pergunta {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  padding: calc(1.8 * var(--u)) calc(3 * var(--u)) calc(2 * var(--u));
  border-radius: calc(1.6 * var(--u));
}
.pergunta-caixa {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: minmax(0, 1fr);
  align-items: start;
  gap: calc(2.8 * var(--u));
  flex: 1;
  min-height: 0;
  margin-top: calc(1.6 * var(--u));
  padding: calc(2 * var(--u)) calc(3.2 * var(--u)) calc(2 * var(--u)) calc(4.6 * var(--u));
  border: 1px solid rgba(80, 130, 255, 0.28);
  border-radius: calc(1.2 * var(--u));
  background: rgba(6, 16, 52, 0.35);
  overflow: hidden;
}
.pergunta-caixa.entrar { animation: entrar 0.55s cubic-bezier(0.22, 1, 0.36, 1) both; }
.avatar {
  display: grid;
  place-items: center;
  width: max(64px, calc(8.6 * var(--u)));
  aspect-ratio: 1;
  border-radius: 50%;
  border: 3px solid #1fb8ff;
  background: radial-gradient(circle at 35% 30%, #2d63e6, #0a1f6b 72%);
  box-shadow: 0 0 30px rgba(25, 180, 255, 0.6), inset 0 0 18px rgba(25, 227, 255, 0.35);
  font-size: max(22px, calc(2.9 * var(--u)));
  font-weight: 700;
  letter-spacing: 0.02em;
}
.pergunta-corpo { align-self: stretch; min-width: 0; display: flex; flex-direction: column; min-height: 0; }
.pergunta-nome { margin: calc(0.4 * var(--u)) 0 0; font-size: max(20px, calc(2.4 * var(--u))); font-weight: 600; overflow-wrap: anywhere; }
.pergunta-meta { margin: calc(0.2 * var(--u)) 0 0; font-size: max(13px, calc(1.6 * var(--u))); color: #9fb0ff; }
.pergunta-corpo hr {
  width: 100%;
  margin: calc(1.2 * var(--u)) 0 calc(1.6 * var(--u));
  border: 0;
  border-top: 1px solid rgba(25, 227, 255, 0.35);
}
.pergunta-texto {
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
  margin: 0;
  font-weight: 700;
  line-height: 1.2;
  overflow-wrap: anywhere;
  white-space: pre-line;
  font-size: max(22px, calc(3.5 * var(--u)));
}
.pergunta-texto.t-m { font-size: max(20px, calc(2.9 * var(--u))); }
.pergunta-texto.t-p { font-size: max(18px, calc(2.35 * var(--u))); }
.pergunta-texto.t-pp { font-size: max(16px, calc(1.85 * var(--u))); line-height: 1.25; }

.controles {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: calc(2 * var(--u));
  flex: none;
}
.controles .btn-principal,
.controles .btn-secundario {
  width: auto;
  min-height: max(48px, calc(4.6 * var(--u)));
  padding: 0 calc(2 * var(--u));
  font-size: max(15px, calc(1.45 * var(--u)));
}
.controles .btn-principal { justify-self: end; min-width: max(200px, calc(26 * var(--u))); justify-content: space-between; padding: 0 calc(2.4 * var(--u)) 0 calc(3.4 * var(--u)); }
.controles .btn-secundario { justify-self: start; }
.controles svg.seta { width: max(20px, calc(1.9 * var(--u))); height: auto; }

.paginador {
  padding: calc(0.6 * var(--u)) calc(3 * var(--u)) calc(0.7 * var(--u));
  border: 1px solid rgba(80, 130, 255, 0.4);
  border-radius: calc(0.9 * var(--u));
  background: rgba(8, 18, 56, 0.75);
  text-align: center;
}
.paginador p { margin: 0; font-size: max(13px, calc(1.4 * var(--u))); color: var(--texto-suave); }
.paginador strong { font-size: 1.35em; color: #fff; }
.pontos { display: flex; justify-content: center; gap: calc(0.9 * var(--u)); min-height: 10px; margin-top: calc(0.5 * var(--u)); }
.ponto {
  width: max(8px, calc(0.75 * var(--u)));
  aspect-ratio: 1;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(110, 140, 230, 0.45);
  transition: background 0.2s, box-shadow 0.2s;
}
.ponto.ativo { background: var(--ciano); box-shadow: 0 0 10px var(--ciano); }

/* Botões discretos do operador (zerar e tela cheia), embaixo à direita. */
.acoes-operador {
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 30;
  display: flex;
  gap: 8px;
}
.tela-cheia .acoes-operador { display: none; }
.btn-operador {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: 1px solid var(--linha);
  background: rgba(8, 18, 56, 0.8);
  color: var(--texto-suave);
  opacity: 0.3;
  transition: opacity 0.2s;
}
.btn-operador:hover, .btn-operador:focus-visible { opacity: 1; }
.btn-operador svg { width: 22px; height: 22px; }
/* Reserva espaço à direita dos controles para os botões do operador. */
.telao-conteudo.perguntas .controles { padding-right: 112px; }

/* Aviso de nova rodada (celular) */
.aviso-rodada {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 10px 0 0;
  padding: 10px 14px;
  border: 1px solid rgba(25, 227, 255, 0.5);
  border-radius: 12px;
  background: rgba(25, 227, 255, 0.1);
  color: #bff6ff;
  font-size: 14.5px;
  font-weight: 500;
  text-align: center;
}
.aviso-rodada svg { width: 22px; height: 22px; color: var(--ciano); }

/* Janela "Zerar votação" (telão) */
.modal {
  width: min(480px, calc(100% - 32px));
  max-width: none;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--texto);
}
.modal::backdrop { background: rgba(2, 6, 20, 0.75); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
.modal-caixa { padding: 26px 24px 22px; background: linear-gradient(180deg, #0d1f5c, #071338); }
.modal-caixa h2 { margin: 0; font-size: 24px; font-weight: 700; }
.modal-texto { margin: 10px 0 0; color: var(--texto-suave); font-size: 15px; line-height: 1.5; }
.modal-texto strong { color: #fff; }
.modal-acoes { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 20px; }
.modal-acoes .btn-principal, .modal-acoes .btn-secundario { min-height: 52px; font-size: 16px; }
.btn-perigo {
  border-color: #ff8ba1;
  background: var(--grad-nao);
  box-shadow: 0 0 20px rgba(255, 40, 80, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  z-index: 60;
  max-width: calc(100% - 32px);
  margin: 0;
  padding: 12px 22px;
  border: 1px solid rgba(67, 255, 162, 0.7);
  border-radius: 12px;
  background: rgba(6, 40, 30, 0.92);
  color: #c9ffe4;
  font-size: 16px;
  box-shadow: 0 0 24px rgba(40, 255, 150, 0.3);
  animation: surgir 0.3s ease both;
}

/* ---------- Animações ---------- */
@keyframes girar { to { transform: rotate(360deg); } }
@keyframes surgir { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes entrar { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: none; } }
@keyframes piscar { 0%, 100% { opacity: 1; } 50% { opacity: 0.45; } }
@keyframes pulsar-verde {
  0%, 100% { box-shadow: 0 0 18px rgba(40, 255, 140, 0.25); }
  50% { box-shadow: 0 0 34px rgba(40, 255, 140, 0.55); }
}
@keyframes pulsar-vermelho {
  0%, 100% { box-shadow: 0 0 18px rgba(255, 50, 90, 0.25); }
  50% { box-shadow: 0 0 34px rgba(255, 50, 90, 0.55); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

/* ---------- 6. Responsividade ---------- */

/* Celular */
@media (max-width: 440px) {
  .topo .topo-ia { right: -8%; }
  .moldura { padding: 14px 12px 24px; }
  .painel { padding: 20px 16px 18px; }
  .estado > .btn-principal, #pergunta-form .btn-principal {
    gap: 10px;
    padding: 0 14px;
    font-size: clamp(15px, 4.15vw, 19px);
    letter-spacing: -0.01em;
  }
  .estado > .btn-principal svg { width: 24px; height: 24px; }
  .estado > .btn-principal .seta { width: 20px; height: 20px; }
}

/* Celular pequeno */
@media (max-width: 360px) {
  .topo { padding-left: 16px; padding-right: 16px; }
  .moldura { padding: 12px 12px 24px; }
  .painel { padding: 18px 14px; }
  .aba { font-size: 16px; gap: 8px; }
  .btn-voto { height: 66px; font-size: 30px; }
  .voto-registrado { gap: 18px; }
  .voto-registrado strong { font-size: 40px; }
  .estado > .btn-principal svg:first-child { display: none; }
}

/* Tablet / desktop: participante */
@media (min-width: 700px) {
  .topo { min-height: 250px; padding-top: 40px; }
  .moldura { padding: 20px 24px 32px; margin-bottom: 40px; border-bottom: 1px solid var(--linha); border-radius: 24px; }
  .painel { padding: 28px 32px 26px; }
}

/* Telões em celular/tablet em pé ou celular deitado (tela baixa): layout
   empilhado, com rolagem. */
@media (max-width: 820px), (max-aspect-ratio: 1/1), (max-height: 500px) {
  .pagina-telao { height: auto; min-height: 100dvh; overflow: auto; }
  .topo-telao { height: auto; flex-wrap: wrap; gap: 14px 18px; padding: 24px 16px 18px; overflow: hidden; }
  .topo-telao .logo-unip { font-size: clamp(44px, 13vw, 80px); }
  .topo-telao .titulo-evento { padding-left: 12px; }
  .topo-telao .titulo-evento h1 { font-size: clamp(18px, 5vw, 30px); }
  .topo-telao .eixos { margin-top: 6px; font-size: clamp(9px, 2.4vw, 13px); }
  .topo-telao .topo-ia { left: auto; right: -12%; height: 100%; opacity: 0.55; }
  .slogan { display: none; }

  .telao-conteudo { padding: 18px 16px 24px; gap: 18px; }
  .topo-telao, .telao-conteudo { max-width: none; }
  .telao-conteudo.placar { margin: 0; width: 100%; max-width: none; border-radius: 20px 20px 0 0; justify-content: flex-start; }
  .rotulo-secao { gap: 12px; font-size: 12px; }
  .rotulo-secao.forte { font-size: 16px; }
  .placar-pergunta { margin: 4px 0; font-size: clamp(20px, 5.6vw, 34px); }
  .linhas-placar { gap: 14px; }
  .linha-placar {
    grid-template-columns: 1fr auto;
    grid-template-areas: "selo numeros" "trilho trilho";
    gap: 12px 16px;
    padding: 10px 14px 14px 10px;
    border-radius: 14px;
  }
  .selo { height: 58px; border-radius: 10px; gap: 14px; font-size: 26px; max-width: 220px; }
  .selo svg { width: 32px; }
  .trilho { height: 16px; }
  .numeros strong { font-size: 32px; }
  .numeros small { font-size: 14px; }
  .rodape-placar { flex-direction: column; align-items: stretch; gap: 12px; width: 100%; padding: 14px 18px; border-radius: 14px; }
  .total { justify-content: center; gap: 12px; }
  .total strong { font-size: 34px; }
  .ao-vivo { justify-content: center; padding: 12px 0 0; border-left: 0; border-top: 1px solid rgba(110, 140, 255, 0.35); font-size: 13px; gap: 10px; }

  .cartao-pergunta { padding: 18px 16px; border-radius: 18px; }
  .pergunta-caixa { display: flex; flex-direction: column; align-items: stretch; gap: 14px; margin-top: 16px; padding: 18px; border-radius: 14px; }
  .avatar { width: 64px; font-size: 22px; }
  .pergunta-corpo hr { margin: 12px 0 14px; }
  .pergunta-texto, .pergunta-texto.t-m { font-size: clamp(19px, 5.4vw, 30px); }
  .pergunta-texto.t-p, .pergunta-texto.t-pp { font-size: clamp(17px, 4.6vw, 26px); }

  .controles { grid-template-columns: 1fr 1fr; grid-template-areas: "pag pag" "ant prox"; gap: 12px; }
  .paginador { grid-area: pag; justify-self: center; padding: 8px 26px 10px; border-radius: 12px; }
  .pontos { gap: 8px; margin-top: 6px; }
  .controles .btn-secundario { grid-area: ant; justify-self: stretch; }
  .controles .btn-principal { grid-area: prox; justify-self: stretch; min-width: 0; padding: 0 16px; justify-content: center; }
  .controles .btn-principal, .controles .btn-secundario { min-height: 54px; gap: 8px; padding: 0 10px; font-size: 15px; white-space: nowrap; }
  /* No celular os botões do operador ficam no fim da página, sem cobrir nada. */
  .acoes-operador { position: static; justify-content: flex-end; padding: 0 16px 16px; }
  .telao-conteudo.perguntas .controles { padding-right: 0; }
}

/* Celular deitado: cabeçalho mais compacto para sobrar espaço ao conteúdo. */
@media (max-height: 500px) and (min-aspect-ratio: 1/1) {
  .topo-telao { padding: 12px 16px; gap: 10px 16px; }
  .topo-telao .logo-unip { font-size: 46px; }
  .topo-telao .titulo-evento h1 { font-size: 20px; }
  .topo-telao .eixos { font-size: 10px; }
  .topo-telao .topo-ia { right: 0; }
}