:root {
  --fundo: #F7F3EC;
  --fundo-2: #EFE8DD;
  --cartao: #FFFFFF;
  --borda: #E6DED1;
  --tinta: #1E2230;
  --tinta-2: #5E6271;
  --tinta-3: #8E909B;
  --ok: #1E9A57;
  --ok-suave: #E1F4E8;
  --medio: #C98612;
  --medio-suave: #FFF1D6;
  --erro: #D4483B;
  --erro-suave: #FBE4E1;
  --sol: #F4B63F;
  --cor: #0F8B7E;
  --cor-forte: #0A6B61;
  --cor-suave: #DDF2EE;
  --cor-clara: #6FE6D2;
  --raio: 20px;
  --sombra: 0 1px 2px rgba(30, 34, 48, .05), 0 10px 28px rgba(30, 34, 48, .07);
  --titulo: 'Bricolage Grotesque', system-ui, sans-serif;
  color-scheme: light;
}

body[data-prof="lia"] {
  --cor: #D2452F;
  --cor-forte: #A93422;
  --cor-suave: #FBE3DD;
  --cor-clara: #FF8A7A;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--fundo);
  color: var(--tinta);
  font: 16px/1.5 system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  overflow-x: hidden;
}
body::before {
  content: '';
  position: fixed;
  inset: -20vmax;
  z-index: -1;
  background:
    radial-gradient(40vmax 40vmax at 10% 0%, var(--cor-suave), transparent 70%),
    radial-gradient(35vmax 35vmax at 100% 100%, #FFF1D6, transparent 70%);
  transition: background .6s;
  animation: deriva 24s ease-in-out infinite alternate;
}
@keyframes deriva { to { transform: translate3d(3vmax, 2vmax, 0) rotate(4deg); } }

button { font: inherit; color: inherit; cursor: pointer; -webkit-tap-highlight-color: transparent; }
input, select { font: inherit; color: inherit; }
[hidden] { display: none !important; }

#app {
  max-width: 560px;
  margin: 0 auto;
  min-height: 100dvh;
  padding: 0 16px;
}

.tela { animation: entrar .4s cubic-bezier(.2, .8, .2, 1); }
@keyframes entrar { from { opacity: 0; transform: translateY(12px); } }

/* ---------- botões ---------- */

.botao {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 52px;
  padding: 12px 22px;
  border-radius: 16px;
  border: 1.5px solid var(--borda);
  background: var(--cartao);
  font-weight: 650;
  text-align: center;
  transition: transform .15s, background .2s, box-shadow .2s;
}
.botao:active { transform: scale(.97); }
.botao.destaque {
  background: var(--cor);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 8px 20px color-mix(in srgb, var(--cor) 30%, transparent);
}
.botao.perigo { color: var(--erro); border-color: var(--erro-suave); margin-top: 10px; width: 100%; }
.largo { width: 100%; }

.icone {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 14px;
  background: transparent;
  color: var(--tinta-2);
}
.icone:active { background: var(--fundo-2); }

.pilula {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 40px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1.5px solid var(--borda);
  background: var(--cartao);
  font-size: 15px;
  font-weight: 600;
  transition: transform .15s;
}
.pilula:active { transform: scale(.95); }
.pilula.pequena { min-height: 32px; padding: 4px 12px; font-size: 13px; }

/* ---------- rosto das professoras ---------- */

.avatar { display: block; width: 100%; height: 100%; overflow: visible; }
.avatar .olhos { transform-box: fill-box; transform-origin: center; animation: piscar 5.5s infinite; }
@keyframes piscar { 0%, 93%, 100% { transform: scaleY(1); } 96% { transform: scaleY(.1); } }
.avatar .boca-aberta { transform-box: fill-box; transform-origin: center; transform: scaleY(0); }
.avatar.falando .boca-fechada { opacity: 0; }
.avatar.falando .boca-aberta { animation: boca .24s ease-in-out infinite alternate; }
@keyframes boca { from { transform: scaleY(.2); } to { transform: scaleY(1); } }
.avatar-rosa.falando { animation: balanco 1.6s ease-in-out infinite; }
.avatar-lia.falando { animation: bronca .45s ease-in-out infinite; }
@keyframes balanco { 50% { transform: translateY(-2px) rotate(1.5deg); } }
@keyframes bronca { 25% { transform: rotate(-2.5deg); } 75% { transform: rotate(2.5deg); } }

/* ---------- boas-vindas ---------- */

.bv { padding: 48px 0 32px; display: flex; flex-direction: column; gap: 18px; }
.bv-marca, .marca {
  font-family: var(--titulo);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -.02em;
  color: var(--cor);
  margin: 0;
}
.bv-titulo { font-family: var(--titulo); font-size: clamp(32px, 9vw, 44px); line-height: 1.05; letter-spacing: -.03em; margin: 0; }
.bv-titulo.menor { font-size: clamp(26px, 7vw, 34px); }
.bv-texto { margin: 0; color: var(--tinta-2); font-size: 17px; }

.campo { display: flex; flex-direction: column; gap: 8px; }
.campo > span { font-weight: 650; font-size: 15px; }
.campo input:not([type]), .campo input[inputmode], .campo select, .digitar input {
  width: 100%;
  min-height: 52px;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1.5px solid var(--borda);
  background: var(--cartao);
  outline: none;
}
.campo input:focus, .campo select:focus, .digitar input:focus { border-color: var(--cor); }
.campo input[type="range"] { width: 100%; accent-color: var(--cor); }
.campo .pilula { align-self: flex-start; }

.escolha-prof { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.cartao-prof {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 18px 12px;
  border-radius: var(--raio);
  border: 2px solid var(--borda);
  background: var(--cartao);
  text-align: center;
  transition: transform .2s, border-color .2s, box-shadow .2s;
}
.cartao-prof .avatar { width: 96px; height: 96px; margin-bottom: 4px; }
.cartao-prof strong { font-family: var(--titulo); font-size: 20px; }
.cartao-prof small { color: var(--tinta-2); font-size: 13.5px; line-height: 1.35; }
.cartao-prof.ativo { border-color: var(--cor); box-shadow: var(--sombra); transform: translateY(-3px); }
.etiqueta { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; padding: 3px 10px; border-radius: 999px; }
.etiqueta-rosa { background: #DDF2EE; color: #0A6B61; }
.etiqueta-lia { background: #FBE3DD; color: #A93422; }

.opcoes { display: grid; gap: 10px; }
.opcao {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  min-height: 60px;
  padding: 12px 18px;
  border-radius: 16px;
  border: 2px solid var(--borda);
  background: var(--cartao);
  text-align: left;
}
.opcao small { color: var(--tinta-2); }
.opcao.ativo { border-color: var(--cor); background: var(--cor-suave); }

/* ---------- início ---------- */

.barra { display: flex; justify-content: space-between; align-items: center; padding: 14px 0 4px; }

.ola { display: flex; align-items: flex-end; gap: 12px; margin-top: 10px; }
.ola-rosto { flex: 0 0 auto; width: 92px; height: 92px; padding: 0; border: 0; background: none; border-radius: 50%; }
.balao {
  position: relative;
  margin: 0;
  padding: 12px 16px;
  border-radius: 18px 18px 18px 6px;
  background: var(--cartao);
  box-shadow: var(--sombra);
  font-size: 16px;
  line-height: 1.45;
  min-width: 0;
}
.balao:empty { visibility: hidden; }
.balao-grande { flex: 1; font-size: 16.5px; }
.balao strong { display: block; font-size: 13px; color: var(--cor-forte); margin-bottom: 2px; }
.balao.pop { animation: pop .35s cubic-bezier(.2, 1.4, .4, 1); }
@keyframes pop { from { opacity: 0; transform: translateY(6px) scale(.97); } }

.hoje {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 18px;
  padding: 16px;
  border-radius: var(--raio);
  background: var(--cartao);
  box-shadow: var(--sombra);
}
.anel {
  flex: 0 0 auto;
  width: 84px;
  height: 84px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: conic-gradient(var(--cor) calc(var(--p) * 1%), var(--fundo-2) 0);
  animation: girar-in .9s cubic-bezier(.2, .8, .2, 1);
}
@keyframes girar-in { from { transform: rotate(-90deg); opacity: 0; } }
.anel > div {
  width: 66px;
  height: 66px;
  border-radius: 50%;
  background: var(--cartao);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  line-height: 1.1;
}
.anel strong { font-family: var(--titulo); font-size: 22px; }
.anel span { font-size: 11px; color: var(--tinta-2); }
.hoje-info { min-width: 0; }
.fogo { margin: 0; font-weight: 700; font-size: 17px; }
.hoje-texto { margin: 2px 0 0; color: var(--tinta-2); font-size: 15px; }

.botao.revisar {
  margin-top: 14px;
  justify-content: space-between;
  background: #FFF1D6;
  border-color: #F6DCA3;
  min-height: 60px;
}
.botao.revisar small { color: #8A6210; font-weight: 500; }

.titulo-secao { font-family: var(--titulo); font-size: 22px; letter-spacing: -.02em; margin: 28px 0 12px; }
.trilha { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: minmax(0, 1fr); gap: 10px; }
.trilha li { animation: entrar .5s both cubic-bezier(.2, .8, .2, 1); animation-delay: var(--atraso); }
.licao {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border-radius: 18px;
  border: 1.5px solid var(--borda);
  background: var(--cartao);
  text-align: left;
  transition: transform .15s, border-color .2s;
}
.licao:active { transform: scale(.98); }
.licao-emoji {
  flex: 0 0 auto;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--fundo-2);
  font-size: 24px;
}
.licao-texto { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.licao-texto strong { font-size: 16.5px; }
.licao-texto small { color: var(--tinta-2); font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.licao-selo { flex: 0 0 auto; font-size: 13px; font-weight: 700; color: var(--cor-forte); }
.licao.feita .licao-emoji { background: var(--ok-suave); }
.licao.feita .licao-selo { color: var(--ok); font-size: 18px; }
.licao.proxima { border-color: var(--cor); box-shadow: var(--sombra); }
.licao.proxima .licao-emoji { background: var(--cor-suave); }
.licao.proxima .licao-selo { background: var(--cor); color: #fff; padding: 6px 12px; border-radius: 999px; }

.trocar-prof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  margin: 26px 0 32px;
  padding: 10px;
  border: 0;
  background: none;
  color: var(--tinta-2);
  font-weight: 600;
}
.trocar-prof .avatar { width: 34px; height: 34px; }

/* ---------- topo das telas claras (ajustes) ---------- */

.topo { display: flex; align-items: center; gap: 10px; padding: 12px 0; }
.topo-meio { flex: 1; min-width: 0; text-align: center; }
.topo-meio strong { font-size: 15px; }
.progresso { height: 6px; margin-top: 7px; border-radius: 999px; background: var(--fundo-2); overflow: hidden; }
.progresso span { display: block; height: 100%; width: 0; border-radius: inherit; background: var(--cor); transition: width .6s cubic-bezier(.2, .8, .2, 1); }

/* ---------- palco escuro: aula, revisão e ligação ---------- */

body.escuro { background: #07080D; color: #F2F3F7; }
body.escuro::before {
  background:
    radial-gradient(55vmax 45vmax at 50% 28%, color-mix(in srgb, var(--cor) 26%, transparent), transparent 70%),
    radial-gradient(40vmax 40vmax at 100% 100%, color-mix(in srgb, var(--cor) 10%, transparent), transparent 70%);
}
.tela-licao, .tela-revisao, .tela-ligacao { display: flex; flex-direction: column; min-height: 100dvh; }

.palco-topo { display: flex; align-items: center; gap: 10px; padding: calc(10px + env(safe-area-inset-top)) 0 4px; }
.palco-topo .icone { color: rgba(255, 255, 255, .7); }
.palco-topo .icone:active { background: rgba(255, 255, 255, .08); }
.palco-meio { flex: 1; min-width: 0; text-align: center; }
.palco-meio strong { font-size: 15px; font-weight: 650; color: rgba(255, 255, 255, .9); font-variant-numeric: tabular-nums; }
body.escuro .progresso { background: rgba(255, 255, 255, .1); }
body.escuro .progresso span { background: linear-gradient(90deg, var(--cor), var(--cor-clara)); }
.palco-prof { min-width: 44px; text-align: right; font-size: 13px; font-weight: 700; color: var(--cor-clara); }

.onda-caixa { position: relative; height: clamp(170px, 30vh, 290px); margin: 0 -16px; }
#onda { display: block; width: 100%; height: 100%; }
.onda-estado {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 2px;
  margin: 0;
  text-align: center;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .45);
  transition: color .3s;
}
.onda-estado[data-modo="voce"] { color: #FFE27A; }

.legenda { min-height: 92px; padding: 6px 4px 0; text-align: center; }
.legenda.entra, .sua-vez.entra { animation: subir .5s cubic-bezier(.2, .8, .2, 1); }
@keyframes subir { from { opacity: 0; transform: translateY(10px); filter: blur(6px); } }
.legenda-quem { display: inline-block; margin-bottom: 6px; font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--cor-clara); }
.legenda-en { margin: 0; font-family: var(--titulo); font-size: clamp(25px, 7vw, 32px); font-weight: 700; line-height: 1.15; letter-spacing: -.02em; overflow-wrap: anywhere; }
.legenda-pt { margin: 6px 0 0; font-size: 16px; color: rgba(255, 255, 255, .58); }
.legenda-texto { margin: 0; font-size: 18px; line-height: 1.45; color: rgba(255, 255, 255, .88); }

.sua-vez {
  margin-top: 14px;
  padding: 16px 18px 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .12);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  text-align: center;
}
.vez-rotulo { margin: 0 0 6px; font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: #FFE27A; }
.vez-en { margin: 0; font-family: var(--titulo); font-size: clamp(22px, 6.2vw, 28px); font-weight: 700; line-height: 1.2; overflow-wrap: anywhere; }
.vez-en .certo { color: #6EF0A6; }
.vez-en .errado { color: #FF7A6B; text-decoration: underline wavy rgba(255, 122, 107, .6); text-underline-offset: 6px; }
.lacuna { display: inline-block; min-width: 3.4em; border-bottom: 3px solid #FFE27A; color: transparent; animation: lacuna 1.6s ease-in-out infinite; }
@keyframes lacuna { 50% { border-color: rgba(255, 226, 122, .35); } }
.vez-pron { margin: 8px 0 0; font-size: 16px; font-weight: 600; color: #9EE7FF; }
.vez-pron span {
  display: inline-block;
  margin-right: 8px;
  padding: 1px 8px;
  border-radius: 6px;
  background: rgba(158, 231, 255, .14);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  vertical-align: 2px;
}
.vez-pt { margin: 6px 0 0; font-size: 15px; color: rgba(255, 255, 255, .55); }
.vez-pedido { margin: 0; font-family: var(--titulo); font-size: clamp(21px, 5.8vw, 26px); font-weight: 700; line-height: 1.25; }
.dica { margin-top: 12px; padding: 8px 16px; border-radius: 999px; border: 1px solid rgba(255, 255, 255, .22); background: transparent; color: rgba(255, 255, 255, .85); font-size: 14px; font-weight: 600; }

.palco-base {
  position: sticky;
  bottom: 0;
  z-index: 2;
  margin-top: auto;
  padding: 16px 0 calc(16px + env(safe-area-inset-bottom));
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: linear-gradient(to bottom, transparent, #07080D 34px);
}
.ao-vivo { margin: 0; min-height: 24px; text-align: center; font-size: 15px; overflow-wrap: anywhere; color: rgba(255, 255, 255, .55); }
.ao-vivo.ativo { color: #fff; font-weight: 600; }
.controles { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; justify-items: center; gap: 10px; }
.controles:has(> .botao) { display: block; }
.redondo {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-width: 68px;
  min-height: 58px;
  border: 0;
  border-radius: 16px;
  background: none;
  color: rgba(255, 255, 255, .72);
  font-size: 12px;
  font-weight: 600;
}
.redondo:active { background: rgba(255, 255, 255, .08); }
.redondo.ativo { color: #FF7A6B; }
.redondo.vazio { visibility: hidden; }

.mic {
  position: relative;
  width: 74px;
  height: 74px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, .1);
  color: #fff;
  transition: transform .15s, background .25s, color .25s;
}
.mic:active { transform: scale(.94); }
.mic.ouvindo { background: #fff; color: #07080D; }
.mic.ouvindo::after, .mic.ouvindo::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, .7);
  animation: anel 1.6s ease-out infinite;
  pointer-events: none;
}
.mic.ouvindo::before { animation-delay: .8s; }
.mic.pausado { background: var(--cor); border-color: transparent; }
@keyframes anel { from { transform: scale(1); opacity: .8; } to { transform: scale(1.7); opacity: 0; } }

.desligar {
  width: 74px;
  height: 74px;
  border-radius: 50%;
  border: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #E5372B;
  color: #fff;
  box-shadow: 0 10px 28px rgba(229, 55, 43, .4);
  transition: transform .15s;
}
.desligar svg { transform: rotate(135deg); }
.desligar:active { transform: scale(.94); }

.digitar { display: flex; gap: 8px; }
.digitar input { flex: 1; min-width: 0; }
body.escuro .digitar input { background: rgba(255, 255, 255, .08); border-color: rgba(255, 255, 255, .18); color: #fff; }
.aviso { margin: 0; font-size: 13.5px; text-align: center; color: var(--tinta-2); }
body.escuro .aviso { color: rgba(255, 255, 255, .55); }

/* ---------- atalhos da tela inicial ---------- */

.ola-rosto { position: relative; }
.ola-play {
  position: absolute;
  right: -2px;
  bottom: 4px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--cor);
  color: #fff;
  font-size: 11px;
  box-shadow: 0 4px 10px color-mix(in srgb, var(--cor) 40%, transparent);
}
.atalhos { display: grid; gap: 10px; margin-top: 14px; }
.atalhos .botao.revisar { margin-top: 0; }
.botao small { display: block; font-size: 13px; font-weight: 500; }
.botao.ligar-prof {
  position: relative;
  overflow: hidden;
  justify-content: flex-start;
  gap: 14px;
  min-height: 66px;
  text-align: left;
  background: #0B0D14;
  border-color: transparent;
  color: #fff;
  box-shadow: 0 10px 26px rgba(11, 13, 20, .22);
}
.ligar-prof svg { flex: 0 0 auto; width: 42px; height: 42px; padding: 10px; border-radius: 50%; background: var(--cor); }
.ligar-prof span { display: flex; flex-direction: column; }
.ligar-prof small { opacity: .65; }
.ligar-prof::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 30%, color-mix(in srgb, var(--cor) 38%, transparent) 50%, transparent 70%);
  background-size: 250% 100%;
  animation: brilho 3.8s ease-in-out infinite;
  pointer-events: none;
}
@keyframes brilho { from { background-position: 150% 0; } to { background-position: -100% 0; } }

/* ---------- frases que saíram da ligação ---------- */

.frases-ligacao { width: 100%; display: flex; flex-direction: column; gap: 8px; text-align: left; }
.frases-titulo { margin: 6px 0 0; font-size: 13px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--tinta-3); }
.frase-ligacao { display: flex; flex-direction: column; gap: 2px; padding: 12px 14px; border-radius: 14px; border: 1.5px solid var(--borda); background: var(--cartao); text-align: left; }
.frase-ligacao strong { font-size: 16px; }
.frase-ligacao small { color: var(--tinta-2); font-size: 13.5px; }

/* ---------- fim ---------- */

.fim { padding: 40px 0 32px; display: flex; flex-direction: column; align-items: center; gap: 16px; text-align: center; }
.fim-rosto { width: 130px; height: 130px; animation: pulo .7s cubic-bezier(.2, 1.6, .4, 1); }
@keyframes pulo { from { transform: scale(.4) translateY(30px); opacity: 0; } }
.fim-balao { text-align: left; border-radius: 18px; }
.fim-titulo { font-family: var(--titulo); font-size: clamp(24px, 7vw, 32px); letter-spacing: -.02em; line-height: 1.15; margin: 8px 0 0; }
.fim-numeros { display: grid; grid-template-columns: repeat(auto-fit, minmax(96px, 1fr)); gap: 10px; width: 100%; }
.fim-numeros div { padding: 14px 8px; border-radius: 16px; background: var(--cartao); box-shadow: var(--sombra); display: flex; flex-direction: column; }
.fim-numeros strong { font-family: var(--titulo); font-size: 24px; }
.fim-numeros span { font-size: 13px; color: var(--tinta-2); }
.fim-texto { margin: 0; color: var(--tinta-2); }

.confete { position: fixed; inset: 0; pointer-events: none; overflow: hidden; z-index: 10; }
.confete i { position: absolute; top: -12px; width: 9px; height: 14px; border-radius: 2px; animation: cair linear forwards; }
@keyframes cair { to { transform: translate(var(--x), 105vh) rotate(var(--giro)); } }

/* ---------- ajustes ---------- */

.ajustes { display: flex; flex-direction: column; gap: 22px; padding: 8px 0 40px; }
.segmentado { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 6px; padding: 4px; border-radius: 16px; background: var(--fundo-2); }
.segmentado button { min-height: 44px; padding: 6px 8px; border: 0; border-radius: 12px; background: transparent; font-size: 14px; font-weight: 600; color: var(--tinta-2); }
.segmentado button.ativo { background: var(--cartao); color: var(--tinta); box-shadow: 0 1px 4px rgba(0, 0, 0, .08); }
.ajuda { margin: 0; font-size: 14px; color: var(--tinta-2); }
.linha-botoes { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.rodape-ajustes { margin: 0; text-align: center; font-size: 13px; color: var(--tinta-3); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}


.licao.sem-voz { opacity: .55; }
.licao.sem-voz .licao-selo { font-size: 12px; font-weight: 600; color: var(--tinta-3); }