/* Briefing online da Nexus Studio: identidade do nexustudio.com.br (preto profundo, azul elétrico, Montserrat pesada).
 * Pensado primeiro para o celular: uma etapa por vez, alvos de toque grandes, botões fixos embaixo. */
@font-face { font-family: "Montserrat"; src: url("/fontes/montserrat-latin.woff2") format("woff2"); font-weight: 100 900; font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Montserrat"; src: url("/fontes/montserrat-latin-ext.woff2") format("woff2"); font-weight: 100 900; font-display: swap;
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }

:root {
  --fundo: #080808; --superficie: #10141c; --superficie-2: #151b26; --borda: #1f2a3d; --borda-forte: #2a3954;
  --marca: #0b63f6; --marca-clara: #2b8cff; --texto: #ffffff; --suave: #b3bdd0; --apagado: #7d8aa3; --erro: #ff5470; --ok: #2fd18b;
  --raio: 18px; --fonte: "Montserrat", "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; min-height: 100dvh; background: var(--fundo); color: var(--texto); font: 400 16px/1.55 var(--fonte);
  background-image: radial-gradient(1200px 520px at 85% -10%, rgba(11, 99, 246, .16), transparent 60%); background-attachment: fixed; }
a { color: var(--marca-clara); }
button, input, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--marca-clara); outline-offset: 3px; border-radius: 8px; }

/* Topo e progresso */
.topo { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: calc(14px + env(safe-area-inset-top)) 20px 12px; background: rgba(8, 8, 8, .86); backdrop-filter: blur(10px); }
.marca { display: inline-flex; align-items: center; gap: 9px; font-weight: 800; font-size: 15px; letter-spacing: -.01em; }
.marca b { font-weight: 800; color: var(--marca-clara); margin-left: 3px; }
.marca-simbolo { width: 22px; height: 22px; border-radius: 7px; background: linear-gradient(140deg, #2b8cff, #0b4fd9); box-shadow: 0 0 18px rgba(11, 99, 246, .55); }
.topo-passo { color: var(--apagado); font-size: 13px; font-weight: 600; }
.progresso { position: sticky; top: calc(52px + env(safe-area-inset-top)); z-index: 5; height: 3px; background: var(--superficie-2); }
.progresso span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--marca), var(--marca-clara));
  box-shadow: 0 0 14px rgba(43, 140, 255, .8); transition: width .5s cubic-bezier(.2, .8, .2, 1); }

/* Palco */
.palco { width: min(680px, 100%); margin: 0 auto; padding: 28px 20px calc(120px + env(safe-area-inset-bottom)); outline: none; }
.carregando { color: var(--apagado); }
.entra { animation: entra .45s cubic-bezier(.2, .8, .2, 1); }
@keyframes entra { from { opacity: 0; transform: translateY(14px); } }

/* Boas-vindas */
.boas-vindas { padding-top: 6vh; }
.bv-saudacao { color: var(--marca-clara); font-weight: 700; margin: 0 0 14px; }
.bv-titulo { font-size: clamp(34px, 9vw, 64px); line-height: 1.02; font-weight: 900; letter-spacing: -.035em; margin: 0 0 18px; text-wrap: balance; }
.bv-titulo em { font-style: normal; display: block; background: linear-gradient(100deg, #fff 10%, var(--marca-clara)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.bv-texto { color: var(--suave); font-size: 17px; max-width: 46ch; margin: 0 0 26px; }
.bv-fatos { display: flex; flex-wrap: wrap; gap: 10px 22px; padding: 0; margin: 0 0 34px; list-style: none; color: var(--suave); font-size: 14px; font-weight: 600; }
.bv-fatos li { display: flex; align-items: center; gap: 8px; }
.bv-fatos li::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--marca-clara); box-shadow: 0 0 10px var(--marca-clara); }

/* Etapa */
.etapa-numero { color: var(--marca-clara); font-weight: 700; font-size: 14px; margin: 0 0 6px; }
.etapa-titulo { font-size: clamp(28px, 7vw, 40px); font-weight: 900; letter-spacing: -.03em; line-height: 1.08; margin: 0 0 8px; outline: none; }
.etapa-descricao { color: var(--suave); margin: 0 0 28px; }
.pergunta { margin: 0 0 26px; padding: 0; border: 0; min-width: 0; }
.pergunta > legend, .pergunta > label.rotulo { display: block; font-weight: 700; font-size: 17px; margin: 0 0 4px; padding: 0; }
.obrig { color: var(--marca-clara); margin-left: 3px; }
.ajuda { display: block; color: var(--apagado); font-size: 14px; margin: 0 0 10px; }
.campo { width: 100%; margin-top: 8px; background: var(--superficie); border: 1.5px solid var(--borda-forte); border-radius: 14px; padding: 14px 16px;
  font-size: 16px; transition: border-color .15s, box-shadow .15s; }
.campo::placeholder { color: #5d6a82; }
.campo:focus { outline: none; border-color: var(--marca-clara); box-shadow: 0 0 0 4px rgba(43, 140, 255, .18); }
textarea.campo { min-height: 104px; resize: vertical; }
.pergunta.erro .campo, .pergunta.erro .opcoes { border-color: var(--erro); }
.msg-erro { color: var(--erro); font-size: 14px; font-weight: 600; margin: 8px 0 0; }

/* Opções (escolha e várias) */
.opcoes { display: grid; gap: 10px; margin-top: 10px; border-radius: 16px; }
@media (min-width: 560px) { .opcoes.duas { grid-template-columns: 1fr 1fr; } }
.opcao { position: relative; display: flex; align-items: center; gap: 12px; min-height: 54px; padding: 12px 16px; border-radius: 14px; cursor: pointer;
  background: var(--superficie); border: 1.5px solid var(--borda); font-weight: 600; transition: border-color .15s, background .15s, transform .1s; }
.opcao:hover { border-color: var(--borda-forte); }
.opcao:active { transform: scale(.985); }
.opcao input { position: absolute; opacity: 0; pointer-events: none; }
.opcao .marcador { flex: none; width: 22px; height: 22px; border-radius: 7px; border: 2px solid var(--borda-forte); display: grid; place-items: center; transition: background .15s, border-color .15s; }
.opcao.radio .marcador { border-radius: 50%; }
.opcao .marcador svg { width: 14px; height: 14px; opacity: 0; transform: scale(.4); transition: opacity .15s, transform .2s cubic-bezier(.3, 1.6, .5, 1); }
.opcao:has(input:checked) { border-color: var(--marca); background: linear-gradient(0deg, rgba(11, 99, 246, .14), rgba(11, 99, 246, .14)), var(--superficie); }
.opcao:has(input:checked) .marcador { background: var(--marca); border-color: var(--marca); }
.opcao:has(input:checked) .marcador svg { opacity: 1; transform: scale(1); }
.opcao:has(input:focus-visible) { outline: 3px solid var(--marca-clara); outline-offset: 2px; }

/* Revisão */
.revisao-bloco { background: var(--superficie); border: 1px solid var(--borda); border-radius: var(--raio); padding: 18px 18px 8px; margin: 0 0 14px; }
.revisao-topo { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 10px; }
.revisao-topo h3 { margin: 0; font-size: 17px; font-weight: 800; }
.revisao-item { margin: 0 0 12px; }
.revisao-item dt { color: var(--apagado); font-size: 13.5px; font-weight: 600; }
.revisao-item dd { margin: 2px 0 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.consentimento { display: flex; gap: 12px; align-items: flex-start; margin: 22px 0 6px; padding: 16px; border-radius: 14px; background: var(--superficie-2); cursor: pointer; font-size: 15px; }
.consentimento input { width: 22px; height: 22px; margin: 1px 0 0; flex: none; accent-color: var(--marca); }
.consentimento.erro { outline: 2px solid var(--erro); }
.isca { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Fim */
.fim { text-align: center; padding-top: 10vh; }
.fim-check { width: 92px; height: 92px; margin: 0 auto 26px; border-radius: 50%; display: grid; place-items: center;
  background: radial-gradient(circle at 30% 25%, #2b8cff, #0b4fd9); box-shadow: 0 0 60px rgba(11, 99, 246, .6); animation: pulso 2.4s ease-in-out infinite; }
.fim-check svg { width: 46px; height: 46px; stroke-dasharray: 40; stroke-dashoffset: 40; animation: risca .6s .25s ease-out forwards; }
@keyframes risca { to { stroke-dashoffset: 0; } }
@keyframes pulso { 50% { box-shadow: 0 0 90px rgba(11, 99, 246, .85); } }
.fim h1 { font-size: clamp(30px, 8vw, 48px); font-weight: 900; letter-spacing: -.03em; margin: 0 0 12px; }
.fim p { color: var(--suave); max-width: 44ch; margin: 0 auto 10px; }

/* Botões e navegação */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 52px; padding: 0 26px; border-radius: 999px; border: 0;
  background: var(--marca); color: #fff; font-weight: 800; font-size: 16px; cursor: pointer; box-shadow: 0 10px 30px -10px rgba(11, 99, 246, .9);
  transition: background .15s, transform .1s; }
.btn:hover { background: #1a70ff; }
.btn:active { transform: scale(.98); }
.btn:disabled { opacity: .55; cursor: default; }
.btn-fantasma { background: transparent; box-shadow: none; color: var(--suave); padding: 0 14px; }
.btn-fantasma:hover { background: var(--superficie); }
.btn-pequeno { min-height: 38px; padding: 0 14px; font-size: 14px; }
.btn-grande { min-height: 58px; padding: 0 32px; font-size: 17px; }
.rodape-nav { position: fixed; left: 0; right: 0; bottom: 0; z-index: 5; display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 14px 20px calc(14px + env(safe-area-inset-bottom)); background: linear-gradient(0deg, rgba(8, 8, 8, .98) 60%, rgba(8, 8, 8, 0)); }
.rodape-nav .btn:not(.btn-fantasma) { flex: 0 1 260px; }
@media (min-width: 720px) { .rodape-nav { justify-content: center; gap: 24px; } }
.salvo { color: var(--apagado); font-size: 13px; text-align: center; margin: 18px 0 0; }
.aviso-noscript { padding: 20px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .fim-check svg { stroke-dashoffset: 0; }
}