/* ===========================================================
   CFC Simulado — interface pública
   Design: clean utilitário moderno, mobile-first, focado em foco
   =========================================================== */

:root {
  --cfc-bg:        #f6f6f3;
  --cfc-surface:   #ffffff;
  --cfc-surface-2: #f1f1ec;
  --cfc-border:    #e3e3df;
  --cfc-border-2:  #d0d0c9;
  --cfc-text:      #14161c;
  --cfc-text-2:    #5a5d68;
  --cfc-text-3:    #8a8d99;

  --cfc-primary:   #0b3a6f;
  --cfc-primary-2: #1957b3;
  --cfc-primary-3: #e8efff;

  --cfc-success:   #16794a;
  --cfc-success-2: #e6f6ed;
  --cfc-danger:    #b91c1c;
  --cfc-danger-2:  #fde8e8;
  --cfc-warning:   #a16207;

  --cfc-radius:    14px;
  --cfc-radius-sm: 8px;
  --cfc-shadow:    0 1px 2px rgba(20,22,28,.04), 0 4px 16px rgba(20,22,28,.04);
  --cfc-shadow-lg: 0 10px 40px rgba(20,22,28,.08);

  --cfc-font:      'Manrope', system-ui, -apple-system, sans-serif;
  --cfc-mono:      'DM Mono', ui-monospace, monospace;
}

.cfc-app, .cfc-app * {
  box-sizing: border-box;
}

.cfc-app {
  font-family: var(--cfc-font);
  color: var(--cfc-text);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.cfc-app a { color: var(--cfc-primary-2); text-decoration: none; }
.cfc-app a:hover { text-decoration: underline; }

/* ---------- Login ---------- */
.cfc-login-wrap {
  max-width: 440px;
  margin: 40px auto;
  padding: 36px 32px;
  background: var(--cfc-surface);
  border: 1px solid var(--cfc-border);
  border-radius: var(--cfc-radius);
  box-shadow: var(--cfc-shadow);
}
.cfc-login-wrap h2 {
  margin: 0 0 6px;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.cfc-login-wrap .cfc-sub {
  color: var(--cfc-text-2);
  margin: 0 0 24px;
}
.cfc-field { margin-bottom: 16px; }
.cfc-field label {
  display: block;
  font-size: .82rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--cfc-text-2);
  text-transform: uppercase;
  letter-spacing: .04em;
}
.cfc-field input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--cfc-border-2);
  border-radius: var(--cfc-radius-sm);
  background: var(--cfc-surface);
  font-family: inherit;
  font-size: 1rem;
  color: var(--cfc-text);
  transition: border-color .15s, box-shadow .15s;
}
.cfc-field input:focus {
  outline: 0;
  border-color: var(--cfc-primary-2);
  box-shadow: 0 0 0 3px var(--cfc-primary-3);
}
.cfc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border: 0;
  border-radius: var(--cfc-radius-sm);
  background: var(--cfc-primary);
  color: #fff;
  font-family: inherit;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: background .15s, transform .05s;
}
.cfc-btn:hover { background: var(--cfc-primary-2); }
.cfc-btn:active { transform: translateY(1px); }
.cfc-btn[disabled] { opacity: .55; cursor: not-allowed; }
.cfc-btn-block { width: 100%; }
.cfc-btn-ghost {
  background: transparent;
  color: var(--cfc-text);
  border: 1px solid var(--cfc-border-2);
}
.cfc-btn-ghost:hover { background: var(--cfc-surface-2); }
.cfc-btn-danger { background: var(--cfc-danger); }
.cfc-btn-danger:hover { background: #991717; }

.cfc-alert {
  padding: 12px 14px;
  border-radius: var(--cfc-radius-sm);
  background: var(--cfc-danger-2);
  color: var(--cfc-danger);
  font-size: .92rem;
  margin-bottom: 14px;
  display: none;
}
.cfc-alert.show { display: block; }

/* ---------- Lista de simulados ---------- */
.cfc-lista {
  max-width: 1040px;
  margin: 24px auto;
  padding: 0 16px;
}
.cfc-lista-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
  padding: 18px 22px;
  background: var(--cfc-surface);
  border: 1px solid var(--cfc-border);
  border-radius: var(--cfc-radius);
}
.cfc-lista-header .cfc-saudacao { font-weight: 700; font-size: 1.05rem; }
.cfc-lista-header .cfc-saudacao small { display:block; color: var(--cfc-text-3); font-weight: 500; font-size: .78rem; }

.cfc-sims-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}
.cfc-sim-card {
  background: var(--cfc-surface);
  border: 1px solid var(--cfc-border);
  border-radius: var(--cfc-radius);
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color .15s, box-shadow .15s, transform .15s;
}
.cfc-sim-card:hover {
  border-color: var(--cfc-primary-2);
  box-shadow: var(--cfc-shadow);
  transform: translateY(-2px);
}
.cfc-sim-card h3 { margin: 0; font-size: 1.18rem; font-weight: 800; letter-spacing: -.01em; }
.cfc-sim-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  color: var(--cfc-text-2);
  font-size: .86rem;
}
.cfc-sim-meta span { display: inline-flex; align-items: center; gap: 4px; }
.cfc-sim-meta strong { color: var(--cfc-text); }

.cfc-historico {
  margin-top: 36px;
  background: var(--cfc-surface);
  border: 1px solid var(--cfc-border);
  border-radius: var(--cfc-radius);
  overflow: hidden;
}
.cfc-historico h3 {
  margin: 0;
  padding: 16px 22px;
  font-size: 1rem;
  font-weight: 700;
  border-bottom: 1px solid var(--cfc-border);
}
.cfc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .92rem;
}
.cfc-table th, .cfc-table td {
  text-align: left;
  padding: 12px 22px;
  border-bottom: 1px solid var(--cfc-border);
}
.cfc-table th {
  font-size: .76rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--cfc-text-3);
  background: var(--cfc-surface-2);
}
.cfc-table tr:last-child td { border-bottom: 0; }
.cfc-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: .76rem;
  font-weight: 700;
}
.cfc-tag.aprov { background: var(--cfc-success-2); color: var(--cfc-success); }
.cfc-tag.repro { background: var(--cfc-danger-2); color: var(--cfc-danger); }

/* ---------- Simulado em execução ---------- */
.cfc-quiz {
  max-width: 1080px;
  margin: 16px auto;
  padding: 0 16px;
  display: grid;
  grid-template-columns: 1fr 240px;
  gap: 22px;
}
@media (max-width: 880px) {
  .cfc-quiz { grid-template-columns: 1fr; }
  .cfc-side { order: -1; }
}

.cfc-quiz-main {
  background: var(--cfc-surface);
  border: 1px solid var(--cfc-border);
  border-radius: var(--cfc-radius);
  padding: 24px 28px;
}
.cfc-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 22px;
}
.cfc-progress {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 12px;
}
.cfc-progress-bar {
  flex: 1;
  height: 8px;
  background: var(--cfc-surface-2);
  border-radius: 999px;
  overflow: hidden;
}
.cfc-progress-bar > div {
  height: 100%;
  background: var(--cfc-primary);
  width: 0%;
  transition: width .3s ease;
}
.cfc-progress-label {
  font-size: .82rem;
  color: var(--cfc-text-2);
  white-space: nowrap;
}
.cfc-timer {
  font-family: var(--cfc-mono);
  font-weight: 600;
  font-size: 1.1rem;
  padding: 6px 14px;
  border-radius: var(--cfc-radius-sm);
  background: var(--cfc-surface-2);
  border: 1px solid var(--cfc-border);
  letter-spacing: .05em;
  font-variant-numeric: tabular-nums;
}
.cfc-timer.alerta { background: #fef3c7; border-color: #fde68a; color: #854d0e; }
.cfc-timer.critico { background: var(--cfc-danger-2); border-color: #fca5a5; color: var(--cfc-danger); }

.cfc-cat {
  display: inline-block;
  font-size: .74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--cfc-primary-2);
  background: var(--cfc-primary-3);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.cfc-pergunta {
  font-size: 1.22rem;
  line-height: 1.5;
  font-weight: 600;
  margin: 0 0 22px;
  color: var(--cfc-text);
}
.cfc-pergunta img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 14px 0;
  border-radius: var(--cfc-radius-sm);
}

.cfc-alts {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.cfc-alt {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 16px;
  background: var(--cfc-surface);
  border: 1.5px solid var(--cfc-border);
  border-radius: var(--cfc-radius-sm);
  cursor: pointer;
  transition: border-color .15s, background .15s, transform .05s;
  text-align: left;
  width: 100%;
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--cfc-text);
}
.cfc-alt:hover {
  border-color: var(--cfc-primary-2);
  background: #fbfbf9;
}
.cfc-alt:active { transform: scale(.997); }
.cfc-alt.sel {
  border-color: var(--cfc-primary);
  background: var(--cfc-primary-3);
}
.cfc-alt .letra {
  flex: 0 0 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--cfc-surface-2);
  border: 1.5px solid var(--cfc-border-2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
  transition: all .15s;
}
.cfc-alt.sel .letra {
  background: var(--cfc-primary);
  color: #fff;
  border-color: var(--cfc-primary);
}
.cfc-alt .txt { flex: 1; padding-top: 4px; }

.cfc-actions {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 28px;
  flex-wrap: wrap;
}

/* ---------- Side panel (numbered grid) ---------- */
.cfc-side {
  background: var(--cfc-surface);
  border: 1px solid var(--cfc-border);
  border-radius: var(--cfc-radius);
  padding: 18px;
  height: fit-content;
  position: sticky;
  top: 20px;
}
.cfc-side h4 { margin: 0 0 12px; font-size: .82rem; text-transform: uppercase; letter-spacing: .04em; color: var(--cfc-text-3); }
.cfc-grid-q {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
}
.cfc-grid-q button {
  aspect-ratio: 1;
  border: 1px solid var(--cfc-border-2);
  background: var(--cfc-surface);
  border-radius: 6px;
  font-family: inherit;
  font-weight: 600;
  font-size: .82rem;
  cursor: pointer;
  color: var(--cfc-text-2);
  transition: all .12s;
}
.cfc-grid-q button:hover { background: var(--cfc-surface-2); }
.cfc-grid-q button.respondida {
  background: var(--cfc-primary);
  color: #fff;
  border-color: var(--cfc-primary);
}
.cfc-grid-q button.atual {
  outline: 3px solid var(--cfc-primary-3);
  outline-offset: 1px;
}
.cfc-legenda {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 14px;
  font-size: .8rem;
  color: var(--cfc-text-2);
}
.cfc-legenda span::before {
  content: '';
  display: inline-block;
  width: 12px; height: 12px;
  border-radius: 3px;
  margin-right: 8px;
  vertical-align: -1px;
  border: 1px solid var(--cfc-border-2);
}
.cfc-legenda .respondida::before { background: var(--cfc-primary); border-color: var(--cfc-primary); }
.cfc-legenda .pendente::before { background: var(--cfc-surface); }

/* ---------- Tela inicial (briefing) ---------- */
.cfc-briefing {
  max-width: 720px;
  margin: 30px auto;
  background: var(--cfc-surface);
  border: 1px solid var(--cfc-border);
  border-radius: var(--cfc-radius);
  padding: 32px 36px;
  text-align: center;
}
.cfc-briefing h2 { font-size: 1.8rem; margin: 0 0 6px; font-weight: 800; letter-spacing: -.02em; }
.cfc-briefing .cfc-desc { color: var(--cfc-text-2); text-align: left; margin: 18px 0 24px; white-space: pre-line; line-height: 1.6; }
.cfc-briefing-info {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin: 22px 0 8px;
  flex-wrap: wrap;
}
.cfc-info-item { text-align: center; }
.cfc-info-item .v { font-size: 1.6rem; font-weight: 800; line-height: 1.2; color: var(--cfc-primary); }
.cfc-info-item .l { font-size: .76rem; text-transform: uppercase; letter-spacing: .04em; color: var(--cfc-text-3); margin-top: 2px; }

/* ---------- Resultado ---------- */
.cfc-resultado {
  max-width: 880px;
  margin: 24px auto;
  padding: 0 16px;
}
.cfc-result-card {
  background: var(--cfc-surface);
  border: 1px solid var(--cfc-border);
  border-radius: var(--cfc-radius);
  padding: 32px;
  text-align: center;
  margin-bottom: 22px;
}
.cfc-result-card .selo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 96px; height: 96px;
  border-radius: 50%;
  font-size: 2.2rem;
  font-weight: 800;
  margin: 0 auto 14px;
}
.cfc-result-card.aprov .selo { background: var(--cfc-success-2); color: var(--cfc-success); }
.cfc-result-card.repro .selo { background: var(--cfc-danger-2); color: var(--cfc-danger); }
.cfc-result-card h2 { font-size: 1.7rem; margin: 0 0 4px; font-weight: 800; }
.cfc-result-card .perc { font-size: 3rem; font-weight: 800; line-height: 1; color: var(--cfc-text); margin: 12px 0 6px; font-variant-numeric: tabular-nums; }
.cfc-result-card .sub { color: var(--cfc-text-2); }

.cfc-revisao {
  background: var(--cfc-surface);
  border: 1px solid var(--cfc-border);
  border-radius: var(--cfc-radius);
  overflow: hidden;
}
.cfc-revisao h3 { margin: 0; padding: 18px 22px; font-size: 1.05rem; font-weight: 800; border-bottom: 1px solid var(--cfc-border); }

/* Filtros (tabs) */
.cfc-rev-filtros {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 22px;
  border-bottom: 1px solid var(--cfc-border);
  background: var(--cfc-surface-2);
}
.cfc-rev-filtro {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: var(--cfc-surface);
  border: 1.5px solid var(--cfc-border);
  border-radius: 999px;
  font-family: inherit;
  font-weight: 600;
  font-size: .88rem;
  color: var(--cfc-text-2);
  cursor: pointer;
  transition: all .15s;
}
.cfc-rev-filtro:hover { border-color: var(--cfc-primary-2); color: var(--cfc-text); }
.cfc-rev-filtro.ativo {
  background: var(--cfc-primary);
  border-color: var(--cfc-primary);
  color: #fff;
}
.cfc-rev-filtro-badge {
  display: inline-flex;
  min-width: 22px;
  height: 22px;
  padding: 0 7px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: .76rem;
  font-weight: 800;
  background: var(--cfc-surface-2);
  color: var(--cfc-text-2);
}
.cfc-rev-filtro.ativo .cfc-rev-filtro-badge {
  background: rgba(255,255,255,.25);
  color: #fff;
}

/* Lista filtrável */
.cfc-rev-lista { display: flex; flex-direction: column; }
.cfc-revisao[data-filtro="errou"]         .cfc-rev-item:not([data-status="errou"]),
.cfc-revisao[data-filtro="acertou"]       .cfc-rev-item:not([data-status="acertou"]),
.cfc-revisao[data-filtro="nao-respondeu"] .cfc-rev-item:not([data-status="nao-respondeu"]) {
  display: none;
}
.cfc-revisao[data-filtro="errou"] .cfc-rev-lista:empty::before,
.cfc-revisao[data-filtro="acertou"] .cfc-rev-lista:empty::before,
.cfc-revisao[data-filtro="nao-respondeu"] .cfc-rev-lista:empty::before {
  content: "Nenhuma questão neste filtro.";
  display: block;
  padding: 30px;
  text-align: center;
  color: var(--cfc-text-3);
}

/* Item de revisão */
.cfc-rev-item {
  padding: 22px 24px;
  border-bottom: 1px solid var(--cfc-border);
  border-left: 4px solid transparent;
}
.cfc-rev-item:last-child { border-bottom: 0; }
.cfc-rev-item.errou         { border-left-color: var(--cfc-danger); background: #fffafa; }
.cfc-rev-item.acertou       { border-left-color: var(--cfc-success); }
.cfc-rev-item.nao-respondeu { border-left-color: var(--cfc-warning); background: #fffdf5; }

/* Cabeçalho de status */
.cfc-rev-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: .82rem;
  font-weight: 700;
  margin-bottom: 14px;
}
.cfc-rev-status.errou         { background: var(--cfc-danger-2);  color: var(--cfc-danger); }
.cfc-rev-status.acertou       { background: var(--cfc-success-2); color: var(--cfc-success); }
.cfc-rev-status.nao-respondeu { background: #fef3c7;              color: var(--cfc-warning); }
.cfc-rev-status-icone {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px; height: 20px;
  border-radius: 50%;
  font-size: .78rem;
  font-weight: 800;
}
.cfc-rev-status.errou .cfc-rev-status-icone         { background: var(--cfc-danger);  color: #fff; }
.cfc-rev-status.acertou .cfc-rev-status-icone       { background: var(--cfc-success); color: #fff; }
.cfc-rev-status.nao-respondeu .cfc-rev-status-icone { background: var(--cfc-warning); color: #fff; }
.cfc-rev-status-cat {
  margin-left: 4px;
  padding-left: 12px;
  border-left: 1px solid currentColor;
  opacity: .7;
  font-weight: 500;
}

/* Pergunta */
.cfc-rev-q { font-weight: 600; font-size: 1.02rem; margin: 0 0 14px; line-height: 1.5; }
.cfc-rev-q img { max-width: 320px; height: auto; display: block; margin: 10px 0; border-radius: 6px; }

/* Alternativas */
.cfc-rev-alts { display: flex; flex-direction: column; gap: 6px; }
.cfc-rev-alt {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 10px 14px;
  border-radius: var(--cfc-radius-sm);
  background: var(--cfc-surface-2);
  font-size: .94rem;
  border: 1.5px solid transparent;
}
.cfc-rev-alt .letra-mini { font-weight: 800; flex: 0 0 24px; color: var(--cfc-text-3); }
.cfc-rev-alt-corpo { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.cfc-rev-alt-corpo > span:first-child { line-height: 1.5; }

.cfc-rev-alt.correta-real,
.cfc-rev-alt.correta-marcada {
  background: var(--cfc-success-2);
  border-color: var(--cfc-success);
  color: var(--cfc-text);
}
.cfc-rev-alt.correta-real .letra-mini,
.cfc-rev-alt.correta-marcada .letra-mini { color: var(--cfc-success); }

.cfc-rev-alt.marcada-errada {
  background: var(--cfc-danger-2);
  border-color: var(--cfc-danger);
  color: var(--cfc-text);
}
.cfc-rev-alt.marcada-errada .letra-mini { color: var(--cfc-danger); }

.cfc-rev-badge {
  display: inline-block;
  font-size: .76rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  align-self: flex-start;
  letter-spacing: .02em;
}
.cfc-rev-badge.ok  { background: var(--cfc-success); color: #fff; }
.cfc-rev-badge.err { background: var(--cfc-danger);  color: #fff; }

@media (max-width: 600px) {
  .cfc-rev-filtros { padding: 12px 14px; gap: 6px; }
  .cfc-rev-filtro { padding: 6px 10px; font-size: .82rem; }
  .cfc-rev-item { padding: 18px 16px; }
  .cfc-rev-status-cat { display: none; }
}

.cfc-loading { padding: 60px 20px; text-align: center; color: var(--cfc-text-2); }
.cfc-loading::before {
  content: '';
  display: inline-block;
  width: 28px; height: 28px;
  border: 3px solid var(--cfc-border);
  border-top-color: var(--cfc-primary);
  border-radius: 50%;
  animation: cfc-spin .8s linear infinite;
  margin-bottom: 12px;
}
@keyframes cfc-spin { to { transform: rotate(360deg); } }

/* ---------- Modal confirmação finalizar ---------- */
.cfc-modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(20,22,28,.55);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 20px;
}
.cfc-modal-backdrop.show { display: flex; }
.cfc-modal {
  background: var(--cfc-surface);
  max-width: 460px;
  width: 100%;
  padding: 28px;
  border-radius: var(--cfc-radius);
  box-shadow: var(--cfc-shadow-lg);
}
.cfc-modal h3 { margin: 0 0 8px; font-size: 1.2rem; }
.cfc-modal p { color: var(--cfc-text-2); margin: 0 0 18px; }
.cfc-modal-actions { display: flex; gap: 10px; justify-content: flex-end; }

@media (max-width: 600px) {
  .cfc-quiz-main { padding: 18px 16px; }
  .cfc-pergunta { font-size: 1.08rem; }
  .cfc-alt { padding: 12px 12px; }
  .cfc-alt .letra { flex: 0 0 30px; height: 30px; font-size: .9rem; }
  .cfc-briefing { padding: 24px 20px; }
}

/* ===== Stats banner (welcome) ===== */
.cfc-stats-banner {
  background: linear-gradient(135deg, #0b3a6f 0%, #1a5490 100%);
  color: #fff;
  border-radius: var(--cfc-radius);
  padding: 22px 26px;
  margin: 0 0 22px;
  box-shadow: 0 2px 10px rgba(11, 58, 111, 0.15);
}
.cfc-stats-banner.cfc-stats-novo {
  background: linear-gradient(135deg, #16794a 0%, #1e9259 100%);
  font-size: .98rem;
  line-height: 1.5;
}
.cfc-stats-msg {
  font-size: .95rem;
  opacity: .85;
  margin-bottom: 16px;
}
.cfc-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 14px;
}
.cfc-stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.cfc-stat-num {
  font-family: 'DM Mono', ui-monospace, monospace;
  font-size: 1.7rem;
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1;
}
.cfc-stat-label {
  font-size: .78rem;
  opacity: .8;
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.cfc-stats-ultima {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,.18);
  font-size: .9rem;
}
.cfc-stats-ultima strong { font-weight: 700; }
.cfc-stats-ultima .cfc-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .03em;
}
.cfc-stats-ultima .cfc-tag.aprov { background: rgba(34, 197, 94, .25); color: #d1fae5; }
.cfc-stats-ultima .cfc-tag.repro { background: rgba(220, 38, 38, .25); color: #fee2e2; }

@media (max-width: 600px) {
  .cfc-stats-banner { padding: 18px 18px; }
  .cfc-stat-num { font-size: 1.4rem; }
}

/* ===== Acesso (CPF + cadastro) ===== */
.cfc-loading {
  text-align: center;
  padding: 60px 20px;
  color: var(--cfc-text-3);
}

/* ============================================================
   MOBILE OPTIMIZATIONS (v1.6.1)
   Maioria dos alunos vai acessar pelo celular.
   ============================================================ */

/* Evita zoom automático do iOS ao focar input */
@media (max-width: 760px) {
  .cfc-app input,
  .cfc-app select,
  .cfc-app textarea,
  .cfc-app button { font-size: 16px; }
}

/* === Acesso (CPF / cadastro) === */
@media (max-width: 600px) {
  .cfc-login-wrap {
    margin: 12px auto;
    padding: 22px 18px;
    border-radius: 12px;
  }
  .cfc-login-wrap h2 { font-size: 1.25rem; }
  .cfc-login-wrap .cfc-sub { font-size: .92rem; }
  .cfc-login-wrap .cfc-btn { min-height: 48px; font-size: 1rem; }
  .cfc-field input { min-height: 48px; padding: 12px 14px; }
}

/* === Lista de simulados / cards === */
@media (max-width: 600px) {
  .cfc-lista { padding: 12px; }
  .cfc-lista-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 14px;
  }
  .cfc-lista-header .cfc-btn { width: 100%; text-align: center; min-height: 44px; }
  .cfc-sims-grid {
    grid-template-columns: 1fr !important;
    gap: 10px;
  }
  .cfc-sim-card { padding: 16px 18px; }
  .cfc-sim-card h3 { font-size: 1.05rem; }
}

/* Stats banner em mobile: 2x2 ao invés de 4 colunas */
@media (max-width: 600px) {
  .cfc-stats-banner { padding: 16px 18px; border-radius: 12px; }
  .cfc-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px 18px;
  }
  .cfc-stat-num { font-size: 1.3rem; }
  .cfc-stat-label { font-size: .68rem; }
  .cfc-stats-ultima { font-size: .85rem; line-height: 1.5; }
  .cfc-stats-msg { font-size: .88rem; }
}

/* === Histórico (tabela) vira cards empilhados no mobile === */
@media (max-width: 600px) {
  .cfc-historico { overflow-x: visible; }
  .cfc-table { display: block; border: 0; }
  .cfc-table thead { display: none; }
  .cfc-table tbody, .cfc-table tr { display: block; }
  .cfc-table tr {
    border: 1px solid var(--cfc-border);
    border-radius: 10px;
    padding: 12px 14px;
    margin-bottom: 10px;
    background: var(--cfc-surface);
  }
  .cfc-table td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 4px 0;
    border: 0;
    text-align: right;
  }
  .cfc-table td:first-child { font-weight: 700; font-size: 1rem; padding-bottom: 8px; border-bottom: 1px solid var(--cfc-border); margin-bottom: 6px; }
  .cfc-table td::before {
    content: attr(data-label);
    font-size: .72rem;
    color: var(--cfc-text-3);
    text-transform: uppercase;
    letter-spacing: .04em;
    font-weight: 600;
    text-align: left;
    margin-right: 12px;
  }
  .cfc-table td:first-child::before { display: none; }
}

/* === Briefing antes da prova === */
@media (max-width: 600px) {
  .cfc-briefing { padding: 22px 16px; border-radius: 12px; }
  .cfc-briefing h2 { font-size: 1.3rem; }
  .cfc-briefing .cfc-info {
    flex-direction: column;
    gap: 14px;
    margin: 14px 0 18px;
  }
  .cfc-briefing .cfc-info > div {
    flex-direction: row !important;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
  }
  .cfc-briefing .cfc-btn { min-height: 52px; font-size: 1.05rem; width: 100%; }
}

/* === Durante a prova (quiz) === */
@media (max-width: 600px) {
  .cfc-quiz-main { padding: 16px 14px; border-radius: 12px; }
  .cfc-top { flex-direction: column; align-items: stretch; gap: 10px; }
  .cfc-timer {
    width: 100%;
    text-align: center;
    padding: 10px 14px;
    font-size: 1.05rem;
    background: var(--cfc-surface-2);
    border-radius: 8px;
  }
  .cfc-pergunta { font-size: 1rem; line-height: 1.5; }
  .cfc-alt {
    padding: 14px 12px;
    gap: 12px;
    min-height: 56px;  /* área de toque generosa */
  }
  .cfc-alt .letra { flex: 0 0 32px; height: 32px; font-size: .95rem; }
  .cfc-nav {
    flex-direction: column-reverse;
    gap: 10px;
    position: sticky;
    bottom: 8px;
    background: var(--cfc-bg);
    padding: 8px 0;
    z-index: 10;
  }
  .cfc-nav .cfc-btn { width: 100%; min-height: 48px; }
  /* Sidebar de navegação some no mobile (vira só botões "anterior/próxima") */
  .cfc-side { display: none; }
}

/* === Resultado e revisão === */
@media (max-width: 600px) {
  .cfc-result-card { padding: 28px 18px; border-radius: 12px; }
  .cfc-result-card h2 { font-size: 1.4rem; }
  .cfc-result-card .perc { font-size: 2.4rem; }
  .cfc-result-card .selo { width: 56px; height: 56px; font-size: 1.4rem; }
  .cfc-result-card .cfc-btn { width: 100%; min-height: 46px; }
  .cfc-rev-q { font-size: .98rem; }
  .cfc-rev-alt { padding: 10px 12px; font-size: .88rem; }
  .cfc-rev-q img { max-width: 100%; }
}

/* === Modal de finalizar (mobile-friendly) === */
@media (max-width: 600px) {
  .cfc-modal { padding: 22px 18px; max-width: 100%; border-radius: 12px; margin: 14px; }
  .cfc-modal-actions { flex-direction: column-reverse; }
  .cfc-modal-actions .cfc-btn { width: 100%; min-height: 46px; }
}