:root {
  --fundo: #F7F6F3; --painel: #FFFFFF; --texto: #2F3437; --secundario: #6B6A67;
  --linha: #EAEAEA; --suave: #F9F9F8; --destaque: #111111; --foco: #346538;
  --altura-cabecalho: 4.5rem;
  --curva: cubic-bezier(.23,1,.32,1);
  font-family: "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
  font-size: 100%; line-height: 1.6; font-optical-sizing: auto;
  color: var(--texto); background: var(--fundo); color-scheme: light;
  -webkit-font-smoothing: antialiased;
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: inherit; text-underline-offset: 3px; }
button, input, select { font: inherit; font-size: 1rem; }
button, a, input, select { touch-action: manipulation; -webkit-tap-highlight-color: transparent; }
button, .botao {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 2.875rem; padding: .75rem 1.125rem; border: 0; border-radius: 6px;
  background: var(--destaque); color: white; text-decoration: none; font-weight: 550;
  box-shadow: none;
  cursor: pointer; transition: transform 140ms var(--curva), background-color 140ms ease;
}
button:disabled { opacity: .55; cursor: not-allowed; }
.discreto { background: var(--painel); color: var(--texto); box-shadow: none; }
:focus-visible { outline: 3px solid var(--foco); outline-offset: 4px; }
header {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  min-height: var(--altura-cabecalho); padding: .75rem max(2rem,env(safe-area-inset-right)) .75rem max(2rem,env(safe-area-inset-left));
  position: sticky; top: 0; z-index: 5;
  background: #FBFBFA; border-bottom: 1px solid var(--linha); backdrop-filter: none;
  box-shadow: none;
}
.marca { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.simbolo { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 8px; color: white; background: var(--texto); flex-shrink: 0; box-shadow: none; }
.simbolo svg { width: 20px; height: 20px; }
.marca strong { font-size: 1rem; letter-spacing: -.02em; font-weight: 650; }
.marca strong span { display: block; color: var(--secundario); font-size: .75rem; font-weight: 400; letter-spacing: 0; margin-top: 1px; }
.etiqueta { color: var(--secundario); font-size: .8125rem; }
.estrutura { display: flex; min-height: calc(100svh - 130px); max-width: 1280px; margin: auto; }
nav { width: 14.5rem; padding: 1.75rem 1rem; flex-shrink: 0; background: transparent; border-right: 1px solid var(--linha); backdrop-filter: none; }
nav a { display: flex; align-items: center; min-height: 44px; padding: 11px 12px; margin-bottom: 4px; text-decoration: none; color: var(--secundario); border-radius: 7px; font-size: 1rem; }
nav a[aria-current=page] { background: #EDF3EC; color: #346538; font-weight: 600; }
nav button { margin: 30px 0 0 12px; }
main { flex: 1; min-width: 0; padding: 5rem clamp(1.25rem,5vw,4.5rem) 6rem; }
h1 { font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, serif; font-size: clamp(2.4rem,4.5vw,3.75rem); letter-spacing: -.026em; line-height: 1.1; margin: 8px 0 14px; font-weight: 400; text-wrap: balance; }
h2 { font-size: 1.25rem; letter-spacing: -.025em; line-height: 1.3; font-weight: 600; margin: 0 0 12px; }
p { font-size: 1rem; line-height: 1.65; max-width: 65ch; }
small, .secundario { font-size: .8125rem; line-height: 1.6; color: var(--secundario); }
.acesso { width: 100%; max-width: 32rem; margin: 0 auto 2.5rem; }
.formulario { padding: 2.5rem; background: var(--painel); border: 1px solid var(--linha); border-radius: 12px; box-shadow: none; }
.acesso h1 { font-size: clamp(2.3rem,4vw,3rem); letter-spacing: -.035em; margin-top: 0; }
.acesso h1 + p { margin-bottom: 26px; color: var(--secundario); }
label { display: block; font-size: .875rem; font-weight: 600; margin: 1.25rem 0 .5rem; }
input, select { width: 100%; min-height: 3rem; padding: .75rem .875rem; border: 1px solid var(--linha); border-radius: 6px; background: #FBFBFA; color: var(--texto); box-shadow: none; }
input::placeholder { color: var(--secundario); }
input:focus-visible, select:focus-visible { outline-width: 2px; outline-offset: 2px; }
form small { display: block; margin-top: 8px; }
form button[type=submit] { width: 100%; margin-top: 24px; }
.troca { width: 100%; margin-top: 20px; }
.formulario > p:last-child { margin: 22px 0 0; }
.nota { padding: 12px 14px; border-radius: 8px; background: var(--suave); color: var(--secundario); font-size: .875rem; margin: 24px 0; }
.acesso .nota { margin: 20px 0 0; font-size: .8125rem; }
.nota strong { color: var(--texto); font-weight: 550; }
.indicadores { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 1px; margin: 32px 0; border: 1px solid var(--linha); border-radius: 10px; overflow: hidden; background: var(--linha); }
.indicador { padding: 1.5rem; background: white; min-width: 0; }
.indicador strong { display: block; font-size: 2rem; line-height: 1.3; font-weight: 550; letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.indicador span { display: block; color: var(--secundario); font-size: .8125rem; margin-top: 5px; }
.acoes { display: flex; flex-wrap: wrap; gap: 12px; margin: 24px 0; }
.linha { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 24px 0; border-bottom: 1px solid var(--linha); }
.linha h2 { margin: 4px 0; font-size: 1.0625rem; }
.linha p { margin: 0; color: var(--secundario); font-size: .8125rem; }
.linha button { flex-shrink: 0; }
.questao { max-width: 720px; }
.questao > p:first-child { color: var(--secundario); font-size: .8125rem; }
.questao fieldset { margin: 26px 0; padding: 0; border: 0; }
.questao legend { font-size: .875rem; font-weight: 550; margin-bottom: 10px; }
.alternativa { display: flex; align-items: start; gap: 12px; padding: 15px; border-radius: 8px; min-height: 52px; background: white; box-shadow: none; font-size: 1rem; font-weight: 400; margin: 10px 0; cursor: pointer; }
.alternativa input { width: 18px; min-height: 18px; height: 18px; padding: 0; margin: 1px 0 0; box-shadow: none; accent-color: var(--texto); flex-shrink: 0; }
.alternativa:has(input:checked) { background: var(--suave); box-shadow: none; }
.resultado { margin: 24px 0; background: var(--suave); border: 1px solid var(--linha); padding: 20px; border-radius: 9px; }
.resultado strong { font-size: 1rem; font-weight: 600; }
#aviso:not(:empty) { max-width: 65ch; margin: 18px auto; padding: 12px 16px; background: var(--suave); color: var(--secundario); border-radius: 8px; font-size: .875rem; }
footer { padding: 1.125rem 2rem max(1.125rem,env(safe-area-inset-bottom)); border-top: 1px solid var(--linha); color: var(--secundario); font-size: .75rem; line-height: 1.6; }
.pular { position: absolute; left: 10px; top: -100px; z-index: 5; background: white; padding: 12px; border-radius: 6px; }
.pular:focus { top: 10px; }
[hidden] { display: none !important; }
@media (hover:hover) and (pointer:fine) { button:not(:disabled):hover,.botao:hover { background: #333333; } .discreto:not(:disabled):hover { background: var(--suave); } nav a:hover { background: var(--suave); color: var(--texto); } }
html[data-entrada=ponteiro] button:not(:disabled):active, html[data-entrada=ponteiro] .botao:active { transform: scale(.98); transition-duration: 80ms; }
html[data-entrada=teclado] button,html[data-entrada=teclado] .botao { transition: none; }
@media(max-width:800px) {
 :root { --altura-cabecalho: 4rem; }
 header { padding: .625rem 1.25rem; min-height: var(--altura-cabecalho); }
 .estrutura { display: block; min-height: calc(100svh - 124px); }
 nav { width: 100%; position: sticky; top: var(--altura-cabecalho); z-index: 4; background: #FBFBFA; border-bottom: 1px solid var(--linha); padding: .75rem 1rem; display: flex; flex-wrap: wrap; gap: .25rem; box-shadow: none; }
 nav a { font-size: .875rem; padding: 10px; margin: 0; }
 nav button { margin: 0; padding: 10px; font-size: .875rem; }
 main { padding: 1.75rem 1.25rem; }
 .acesso { margin-top: 3vh; }
 .formulario { padding: 1.5rem; }
 .linha { align-items: start; gap: 14px; flex-direction: column; }
 .indicador { padding: 18px 12px; }
 .indicador strong { font-size: 1.75rem; }
 .indicador span { font-size: .75rem; }
 footer { padding: 1.125rem 1.25rem max(1.125rem,env(safe-area-inset-bottom)); }
 input,select { font-size: 1rem; }
}
@media(prefers-reduced-motion:reduce) { *,*::before,*::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; } html[data-entrada=ponteiro] button:active { transform: none; } }

/* Preferencias de acessibilidade e resposta dos controles. */
:where(h1,h2,label,button,a,small,span) { overflow-wrap: anywhere; }
main,[id] { scroll-margin-top: 13rem; }
.etiqueta { letter-spacing: .012em; }
.privacidade { padding-top: 1.25rem; border-top: 1px solid var(--linha); }
.erro-campo:not(:empty) { font-size: .875rem; color: #9F2F2D; margin: 1rem 0 0; }
button[aria-busy=true]::before { content: ''; width: .9em; height: .9em; border-radius: 50%; border: 2px solid currentColor; border-right-color: transparent; animation: aguardar .7s linear infinite; flex-shrink: 0; }
@keyframes aguardar { to { transform: rotate(360deg); } }
progress { display: block; appearance: none; width: 100%; height: .3rem; margin: .625rem 0 0; border: 0; border-radius: 99px; overflow: hidden; background: var(--linha); accent-color: var(--destaque); }
progress::-webkit-progress-bar { background: var(--linha); }
progress::-webkit-progress-value { background: var(--destaque); border-radius: 99px; }
progress::-moz-progress-bar { background: var(--destaque); }
.alternativa[data-correcao=correta] { background: #EDF3EC; box-shadow: none; }
.correcao { display: block; font-size: .75rem; font-weight: 600; margin-top: .3rem; letter-spacing: .01em; }
@media(prefers-reduced-transparency:reduce) { header,nav { background: #F7F6F3; backdrop-filter: none; } }
@media(prefers-contrast:more) { :root { --secundario: #353537; --linha: #777; } header,nav { background: #F7F6F3; backdrop-filter: none; } .formulario,.alternativa,input,select,.indicadores { border: 1px solid #555; } }
@media(forced-colors:active) { button,.botao,input,select,.alternativa,.formulario,nav a[aria-current] { border: 1px solid ButtonText; } }
@media(prefers-reduced-motion:reduce) { .botao:active { transform: none !important; } }
@media(max-width:40rem) { .etiqueta { display: none; } }
@supports not (backdrop-filter:blur(1px)) { header,nav { background: #F7F6F3; } }

/* Marca responsiva. */
.marca { min-width: 0; }
.marca strong { line-height: 1.35; }

/* Direcao editorial do VpT. */
main { max-width: 1024px; }
body { background-image: url("textura.svg"); }
button,.botao { border: 1px solid transparent; }
.discreto { border: 1px solid var(--linha); }
.etiqueta { background: #FBF3DB; color: #956400; border-radius: 9999px; padding: 6px 12px; font-size: .6875rem; text-transform: uppercase; letter-spacing: .05em; }
.simbolo svg { stroke-width: 2; }
h2 { font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, serif; font-weight: 400; font-size: 1.65rem; }
.formulario { position: relative; }
.formulario::before { content: ""; display: block; width: 42px; height: 5px; background: #EDF3EC; margin-bottom: 28px; }
.indicadores { grid-template-columns: 1.25fr 1fr 1fr; gap: 16px; border: 0; background: transparent; overflow: visible; margin: 48px 0; }
.indicador { border: 1px solid var(--linha); border-radius: 8px; padding: 28px 24px; }
.indicador:first-child { background: #F9F9F8; }
.indicador strong { font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, serif; font-weight: 400; font-size: 2.75rem; }
.nota { border: 1px solid var(--linha); background: #F9F9F8; padding: 20px 24px; }
.alternativa { border: 1px solid var(--linha); }
.alternativa:has(input:checked) { background: #FBF3DB; }
.alternativa[data-correcao=correta] { background: #EDF3EC; }
.resultado { background: #EDF3EC; border-radius: 8px; padding: 24px; }
.linha { padding: 28px 0; }
.linha h2 { font-family: inherit; font-weight: 500; font-size: 1.125rem; }
.revelar { animation: entrada-editorial 600ms cubic-bezier(.16,1,.3,1) both; animation-delay: var(--atraso,0ms); }
@keyframes entrada-editorial { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@media(max-width:800px) {
 main { padding: 3rem 1.25rem 4rem; }
 nav { position: static; }
 .acesso { margin-top: 0; }
 .formulario { padding: 28px 24px; }
 .indicadores { gap: 10px; margin: 32px 0; }
 .indicador { padding: 20px 12px; }
 .indicador strong { font-size: 2rem; }
}
@media(max-width:380px) { .indicadores { grid-template-columns: 1fr; } .indicador { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; } .formulario { padding: 24px 20px; } }
@media(prefers-reduced-motion:reduce) { .revelar { animation: none; } }
@media(prefers-contrast:more) { .indicador,.nota,.resultado,.discreto { border-color: #555; } }