/* ============================================================
   Simulado DETRAN — estilos
   ============================================================ */
:root {
  --azul: #0b3d91;
  --azul-2: #1554b8;
  --azul-claro: #eaf1ff;
  --verde: #12854a;
  --verde-claro: #e6f6ec;
  --vermelho: #c62828;
  --vermelho-claro: #fdecec;
  --amarelo: #f2a900;
  --texto: #14213d;
  --texto-suave: #5b6987;
  --borda: #dfe5f0;
  --fundo: #f6f8fc;
  --branco: #fff;
  --raio: 12px;
  --sombra: 0 1px 2px rgba(20, 33, 61, .06), 0 4px 14px rgba(20, 33, 61, .05);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--fundo);
  color: var(--texto);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--azul-2); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .5rem; }
p { margin: 0 0 1rem; }

.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 1rem; }

/* ---------- topo ---------- */
.topo {
  background: var(--azul);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 1px 0 rgba(255,255,255,.08);
}
.topo .wrap {
  display: flex; align-items: center; gap: .75rem;
  min-height: 58px; justify-content: space-between;
}
.marca {
  display: flex; align-items: center; gap: .55rem;
  color: #fff; font-weight: 700; font-size: 1rem; letter-spacing: -.2px;
}
.marca:hover { text-decoration: none; }
.marca .ic {
  width: 30px; height: 30px; border-radius: 8px;
  background: rgba(255,255,255,.16);
  display: grid; place-items: center; font-size: .95rem;
}
.topo nav { display: flex; gap: .35rem; align-items: center; }
.topo nav a {
  color: rgba(255,255,255,.85); font-size: .875rem; font-weight: 600;
  padding: .4rem .7rem; border-radius: 8px;
}
.topo nav a:hover { background: rgba(255,255,255,.12); color: #fff; text-decoration: none; }
.topo nav a.ativo { background: rgba(255,255,255,.18); color: #fff; }

/* ---------- hero ---------- */
.hero {
  background: linear-gradient(160deg, var(--azul) 0%, #12459e 55%, #1554b8 100%);
  color: #fff;
  padding: 2.6rem 0 2.2rem;
}
.hero h1 { font-size: clamp(1.5rem, 4.2vw, 2.35rem); margin-bottom: .6rem; letter-spacing: -.5px; }
.hero p { color: rgba(255,255,255,.86); max-width: 62ch; margin-bottom: 1.3rem; }
.hero .selo {
  display: inline-block; font-size: .75rem; font-weight: 700; letter-spacing: .6px;
  text-transform: uppercase; background: rgba(255,255,255,.15);
  padding: .3rem .7rem; border-radius: 999px; margin-bottom: .9rem;
}
.hero-acoes { display: flex; flex-wrap: wrap; gap: .6rem; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  border: 1px solid transparent; border-radius: 10px;
  padding: .7rem 1.1rem; font-size: .95rem; font-weight: 700;
  cursor: pointer; font-family: inherit; transition: transform .08s, background .15s, box-shadow .15s;
  text-decoration: none !important;
}
.btn:active { transform: translateY(1px); }
.btn-claro { background: #fff; color: var(--azul); }
.btn-claro:hover { background: #f0f4ff; }
.btn-contorno { background: rgba(255,255,255,.1); color: #fff; border-color: rgba(255,255,255,.4); }
.btn-contorno:hover { background: rgba(255,255,255,.2); }
.btn-primario { background: var(--azul-2); color: #fff; }
.btn-primario:hover { background: var(--azul); }
.btn-verde { background: var(--verde); color: #fff; }
.btn-verde:hover { background: #0d6b3b; }
.btn-neutro { background: #fff; color: var(--texto); border-color: var(--borda); }
.btn-neutro:hover { background: #f2f5fb; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn-bloco { width: 100%; }

/* ---------- stats ---------- */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: .8rem;
  margin-top: 1.6rem;
}
.stat {
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.16);
  border-radius: 10px; padding: .7rem .8rem;
}
.stat b { display: block; font-size: 1.3rem; line-height: 1.1; }
.stat span { font-size: .74rem; text-transform: uppercase; letter-spacing: .5px; color: rgba(255,255,255,.75); }

/* ---------- seções ---------- */
.secao { padding: 2rem 0; }
.secao-titulo { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.secao-titulo h2 { font-size: 1.2rem; margin: 0; letter-spacing: -.2px; }
.secao-titulo p { margin: 0; color: var(--texto-suave); font-size: .875rem; }

/* ---------- matérias ---------- */
.materias { display: grid; grid-template-columns: repeat(auto-fill, minmax(165px, 1fr)); gap: .7rem; }
.materia {
  background: var(--branco); border: 1px solid var(--borda); border-radius: var(--raio);
  padding: .9rem; display: flex; flex-direction: column; gap: .2rem;
  color: var(--texto); box-shadow: var(--sombra); transition: border-color .15s, transform .1s;
}
.materia:hover { border-color: var(--azul-2); text-decoration: none; transform: translateY(-2px); }
.materia .emoji { font-size: 1.15rem; }
.materia strong { font-size: .9rem; }
.materia span { font-size: .76rem; color: var(--texto-suave); }

/* ---------- filtros ---------- */
.filtros {
  background: var(--branco); border: 1px solid var(--borda); border-radius: var(--raio);
  padding: .8rem; box-shadow: var(--sombra); margin-bottom: 1rem;
  display: flex; flex-direction: column; gap: .7rem;
  position: sticky; top: 66px; z-index: 20;
}
.busca { position: relative; }
.busca input {
  width: 100%; padding: .65rem .8rem .65rem 2.2rem; font-size: .95rem;
  border: 1px solid var(--borda); border-radius: 9px; font-family: inherit;
  background: var(--fundo); color: var(--texto);
}
.busca input:focus { outline: 2px solid var(--azul-2); outline-offset: -1px; background: #fff; }
.busca .lupa { position: absolute; left: .7rem; top: 50%; transform: translateY(-50%); opacity: .45; font-size: .9rem; }
.chips { display: flex; gap: .35rem; flex-wrap: wrap; }
.chip {
  border: 1px solid var(--borda); background: #fff; color: var(--texto-suave);
  border-radius: 999px; padding: .32rem .75rem; font-size: .8rem; font-weight: 600;
  cursor: pointer; font-family: inherit;
}
.chip:hover { border-color: var(--azul-2); color: var(--azul-2); }
.chip.on { background: var(--azul); border-color: var(--azul); color: #fff; }
.linha-info { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; font-size: .8rem; color: var(--texto-suave); }

/* ---------- grade de simulados ---------- */
.grade {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: .7rem;
}
.card {
  background: var(--branco); border: 1px solid var(--borda); border-radius: var(--raio);
  padding: .85rem .9rem; display: flex; flex-direction: column; gap: .45rem;
  box-shadow: var(--sombra); position: relative; transition: border-color .15s, transform .1s;
}
.card:hover { border-color: #b9c9e6; transform: translateY(-2px); }
.card-topo { display: flex; align-items: center; justify-content: space-between; gap: .5rem; }
.card-num { font-size: .7rem; font-weight: 800; letter-spacing: .6px; color: var(--texto-suave); text-transform: uppercase; }
.card-foco {
  font-size: .68rem; font-weight: 700; padding: .15rem .45rem; border-radius: 999px;
  background: var(--azul-claro); color: var(--azul);
}
.card h3 { font-size: .95rem; margin: 0; }
.card .meta { font-size: .74rem; color: var(--texto-suave); display: flex; gap: .5rem; flex-wrap: wrap; }
.card a.ir {
  margin-top: .2rem; display: inline-flex; align-items: center; justify-content: center;
  background: var(--azul-claro); color: var(--azul); font-weight: 700; font-size: .82rem;
  padding: .45rem .6rem; border-radius: 8px;
}
.card a.ir:hover { background: var(--azul); color: #fff; text-decoration: none; }
.card .nota {
  position: absolute; top: .6rem; right: .7rem;
  font-size: .66rem; font-weight: 800; padding: .15rem .4rem; border-radius: 6px;
}
.nota.ok { background: var(--verde-claro); color: var(--verde); }
.nota.ruim { background: var(--vermelho-claro); color: var(--vermelho); }
.card.feito { border-left: 3px solid var(--verde); }
.card.feito.ruim { border-left-color: var(--vermelho); }

.vazio { text-align: center; padding: 2.5rem 1rem; color: var(--texto-suave); background: #fff; border: 1px dashed var(--borda); border-radius: var(--raio); }

/* ---------- paginação ---------- */
.paginacao { display: flex; justify-content: center; align-items: center; gap: .4rem; margin-top: 1.2rem; flex-wrap: wrap; }
.paginacao button {
  min-width: 38px; height: 38px; border-radius: 9px; border: 1px solid var(--borda);
  background: #fff; color: var(--texto); font-weight: 700; font-size: .85rem; cursor: pointer; font-family: inherit;
}
.paginacao button:hover:not(:disabled) { border-color: var(--azul-2); color: var(--azul-2); }
.paginacao button.on { background: var(--azul); border-color: var(--azul); color: #fff; }
.paginacao button:disabled { opacity: .4; cursor: not-allowed; }
.paginacao .info { font-size: .8rem; color: var(--texto-suave); margin: 0 .4rem; }

/* ---------- rodapé ---------- */
footer.rodape { background: #0d1b33; color: rgba(255,255,255,.62); padding: 1.6rem 0; margin-top: 2rem; font-size: .82rem; }
footer.rodape .wrap { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
footer.rodape a { color: rgba(255,255,255,.82); }

/* ============================================================
   Tela do simulado
   ============================================================ */
.barra-prova {
  background: var(--branco); border-bottom: 1px solid var(--borda);
  position: sticky; top: 0; z-index: 60;
}
.barra-prova .wrap { display: flex; align-items: center; gap: .8rem; min-height: 60px; }
.barra-prova .titulo { font-weight: 700; font-size: .95rem; flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cronometro {
  display: flex; align-items: center; gap: .35rem; font-variant-numeric: tabular-nums;
  font-weight: 800; font-size: .95rem; background: var(--azul-claro); color: var(--azul);
  padding: .35rem .65rem; border-radius: 8px; white-space: nowrap;
}
.cronometro.alerta { background: var(--vermelho-claro); color: var(--vermelho); }

.prova-layout { display: grid; grid-template-columns: 1fr 250px; gap: 1.2rem; padding: 1.2rem 0 3rem; align-items: start; }

.questao {
  background: var(--branco); border: 1px solid var(--borda); border-radius: var(--raio);
  padding: 1.1rem; box-shadow: var(--sombra); margin-bottom: 1rem;
}
.questao-topo { display: flex; align-items: center; justify-content: space-between; gap: .6rem; margin-bottom: .6rem; }
.questao-num { font-size: .74rem; font-weight: 800; letter-spacing: .6px; text-transform: uppercase; color: var(--azul); }
.questao-cat { font-size: .68rem; font-weight: 700; padding: .16rem .45rem; border-radius: 999px; background: var(--fundo); color: var(--texto-suave); border: 1px solid var(--borda); }
.questao h3 { font-size: 1rem; font-weight: 600; margin: 0 0 .8rem; line-height: 1.45; }

.alternativas { display: flex; flex-direction: column; gap: .45rem; }
.alt {
  display: flex; align-items: flex-start; gap: .6rem;
  border: 1px solid var(--borda); border-radius: 9px; padding: .6rem .7rem;
  cursor: pointer; font-size: .92rem; background: #fff; text-align: left; font-family: inherit;
  color: var(--texto); transition: border-color .12s, background .12s;
  width: 100%;
}
.alt:hover { border-color: var(--azul-2); background: #f7faff; }
.alt .letra {
  flex: 0 0 22px; width: 22px; height: 22px; border-radius: 6px;
  background: var(--fundo); border: 1px solid var(--borda);
  display: grid; place-items: center; font-size: .72rem; font-weight: 800; color: var(--texto-suave);
}
.alt.sel { border-color: var(--azul-2); background: var(--azul-claro); }
.alt.sel .letra { background: var(--azul); border-color: var(--azul); color: #fff; }
.alt.certa { border-color: var(--verde); background: var(--verde-claro); }
.alt.certa .letra { background: var(--verde); border-color: var(--verde); color: #fff; }
.alt.errada { border-color: var(--vermelho); background: var(--vermelho-claro); }
.alt.errada .letra { background: var(--vermelho); border-color: var(--vermelho); color: #fff; }
.alt:disabled { cursor: default; }
.alt:disabled:hover { background: inherit; }

.explicacao {
  margin-top: .7rem; font-size: .86rem; padding: .6rem .75rem; border-radius: 8px;
  background: var(--azul-claro); border-left: 3px solid var(--azul-2); color: #1e3a6e;
}
.explicacao strong { color: var(--azul); }

/* painel lateral */
.painel {
  background: var(--branco); border: 1px solid var(--borda); border-radius: var(--raio);
  padding: .9rem; box-shadow: var(--sombra); position: sticky; top: 76px;
}
.painel h4 { font-size: .78rem; text-transform: uppercase; letter-spacing: .6px; color: var(--texto-suave); margin-bottom: .6rem; }
.gabarito-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: .3rem; margin-bottom: .8rem; }
.gb {
  aspect-ratio: 1; border-radius: 6px; border: 1px solid var(--borda); background: #fff;
  font-size: .72rem; font-weight: 700; color: var(--texto-suave); cursor: pointer; font-family: inherit;
  display: grid; place-items: center; padding: 0;
}
.gb:hover { border-color: var(--azul-2); }
.gb.marcada { background: var(--azul-claro); border-color: var(--azul-2); color: var(--azul); }
.gb.atual { outline: 2px solid var(--azul); outline-offset: 1px; }
.progresso { height: 6px; background: var(--fundo); border-radius: 999px; overflow: hidden; margin-bottom: .35rem; }
.progresso > i { display: block; height: 100%; background: var(--azul-2); width: 0; transition: width .2s; }
.painel .contagem { font-size: .78rem; color: var(--texto-suave); margin-bottom: .8rem; }

/* resultado */
.resultado { max-width: 640px; margin: 1.5rem auto; text-align: center; }
.placar {
  background: var(--branco); border: 1px solid var(--borda); border-radius: 16px;
  padding: 1.6rem 1.2rem; box-shadow: var(--sombra); margin-bottom: 1rem;
}
.placar .anel { width: 132px; height: 132px; margin: 0 auto .9rem; position: relative; }
.placar .anel svg { transform: rotate(-90deg); }
.placar .anel .txt {
  position: absolute; inset: 0; display: grid; place-items: center; font-size: 1.55rem; font-weight: 800;
}
.placar h2 { font-size: 1.25rem; margin-bottom: .3rem; }
.placar .sub { color: var(--texto-suave); font-size: .9rem; margin-bottom: 0; }
.aprovado { color: var(--verde); }
.reprovado { color: var(--vermelho); }
.resumo-cats { display: grid; gap: .45rem; text-align: left; margin-top: 1rem; }
.rl { display: flex; justify-content: space-between; font-size: .84rem; margin-bottom: .18rem; }
.barra { height: 6px; background: var(--fundo); border-radius: 999px; overflow: hidden; }
.barra > i { display: block; height: 100%; border-radius: 999px; background: var(--verde); }
.barra > i.mid { background: var(--amarelo); }
.barra > i.ruim { background: var(--vermelho); }

.acoes-fim { display: flex; gap: .5rem; flex-wrap: wrap; justify-content: center; margin-top: 1rem; }

.revisao-item { background: #fff; border: 1px solid var(--borda); border-radius: 10px; padding: .9rem; margin-bottom: .6rem; text-align: left; }
.revisao-item .tag { font-size: .68rem; font-weight: 700; color: var(--texto-suave); text-transform: uppercase; letter-spacing: .5px; }
.revisao-item h4 { font-size: .92rem; font-weight: 600; margin: .25rem 0 .5rem; }
.revisao-item .r { font-size: .84rem; margin: 0 0 .2rem; }
.revisao-item .r b { color: var(--verde); }
.revisao-item .r i { color: var(--vermelho); font-style: normal; font-weight: 600; }

/* oculto */
.oculto { display: none !important; }

/* ---------- responsivo ---------- */
@media (max-width: 860px) {
  .prova-layout { grid-template-columns: 1fr; }
  .painel { position: static; order: -1; }
  .gabarito-grid { grid-template-columns: repeat(10, 1fr); }
  .painel .painel-extras { display: flex; gap: .5rem; }
  .painel .painel-extras .btn { flex: 1; }
}

@media (max-width: 640px) {
  body { font-size: 15px; }
  .hero { padding: 1.8rem 0 1.6rem; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .topo nav a { padding: .35rem .5rem; font-size: .8rem; }
  .marca span.nome { font-size: .9rem; }
  .grade { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
  .filtros { top: 58px; }
  .card h3 { font-size: .88rem; }
  .questao { padding: .9rem; }
  .questao h3 { font-size: .95rem; }
  .alt { font-size: .88rem; padding: .55rem .6rem; }
  .gabarito-grid { grid-template-columns: repeat(10, 1fr); gap: .25rem; }
  .gb { font-size: .66rem; }
  .plano-acoes { flex-direction: column; }
  .plano-acoes .btn { width: 100%; }
  .barra-prova .titulo { font-size: .85rem; }
}

@media print {
  .topo, .barra-prova, .painel, .acoes-fim, footer.rodape { display: none !important; }
  body { background: #fff; }
}