:root {
  --bg-dark: #0a0e1a;
  --bg-dark-2: #12172a;
  --blue: #2dd4ff;
  --purple: #7c5cff;
  --gradient: linear-gradient(135deg, var(--blue), var(--purple));
  --ivory: #f7f8fb;
  --ink: #1c2033;
  --ink-soft: #4a4f66;
  --line: #e2e5ef;
  --green: #1e8e5a;
  --green-bg: #e6f6ee;
  --red: #c0392b;
  --red-bg: #fdecea;
  --radius: 14px;
  --shadow: 0 18px 40px -20px rgba(20, 20, 60, 0.35);
  --font-display: 'Poppins', 'Segoe UI', sans-serif;
  --font-body: 'Segoe UI', system-ui, sans-serif;
}

/* ---------- Acessibilidade: texto maior + mais contraste ----------
   Redefine só as variáveis de cor/tamanho "fracas" (texto secundário,
   bordas) - como quase todo o site já usa var(--ink-soft) e var(--line),
   isso aumenta o contraste em todas as páginas de uma vez, sem precisar
   mexer em cada componente. */
body.a11y-ativo {
  font-size: 23px;
  --ink-soft: var(--ink);
  --line: #8b90a8;
}

* { box-sizing: border-box; }
/* Sem isso, o [hidden] do navegador perde pra qualquer classe com
   "display" (ex.: .btn { display: inline-flex }) porque a especificidade
   é igual e a nossa folha de estilo carrega depois - foi o que deixava o
   botão "Instalar app" aparecendo vazio antes da hora. */
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--ivory);
  /* Base de fonte maior que o padrão (16px) de propósito - o público
     principal do Conecta+ é 60+, e texto grande facilita muito a leitura. */
  font-size: 19px;
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
.container { max-width: 900px; margin: 0 auto; padding: 0 1.5rem; }

/* ---------- Topo escuro com a marca (decorativo) ---------- */
.hero {
  background: radial-gradient(circle at 20% 20%, rgba(124,92,255,0.35), transparent 55%),
              radial-gradient(circle at 80% 0%, rgba(45,212,255,0.25), transparent 50%),
              var(--bg-dark);
  color: #fff;
  padding: 3.5rem 0 4rem;
  text-align: center;
}
.hero__logo { width: 96px; height: 96px; margin: 0 auto 1.2rem; border-radius: 24px; box-shadow: var(--shadow); }
.hero__brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.2rem, 6vw, 3rem);
  margin: 0;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__slogan { color: #b9bfd8; font-size: 1.15rem; margin: 0.4rem 0 1.8rem; }
.hero__desc { max-width: 620px; margin: 0 auto 2rem; font-size: 1.15rem; color: #d7dbec; }
.hero__actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.95rem 1.9rem;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.05rem;
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--gradient); color: #fff; box-shadow: 0 10px 25px -10px rgba(124,92,255,0.6); }
.btn-outline { background: transparent; border-color: rgba(255,255,255,0.5); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,0.1); }
.btn-outline--light { background: #fff; border-color: var(--purple); color: var(--purple); }
.btn-outline--light:hover { background: var(--purple); color: #fff; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ---------- Corpo claro (conteúdo/leitura) ---------- */
main { background: var(--ivory); }
.section { padding: 3.5rem 0; }
.section h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin: 0 0 1.2rem;
  text-align: center;
}

.how-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 2rem; }
.how-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem;
  text-align: center;
}
.how-card__num {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--gradient); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1.2rem;
  margin: 0 auto 0.9rem;
}
.how-card h3 { margin: 0 0 0.5rem; font-family: var(--font-display); font-size: 1.15rem; }
.how-card p { margin: 0; color: var(--ink-soft); }

.categories-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0.9rem; margin-top: 1.5rem; }
.category-chip {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.9rem 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.category-chip svg { flex-shrink: 0; color: var(--purple); }

.golden-rules { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; margin-top: 1.5rem; }
.golden-rule {
  background: var(--red-bg);
  border: 1px solid #f0bdb6;
  border-radius: var(--radius);
  padding: 1.2rem 1.3rem;
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
}
.golden-rule__icon {
  flex-shrink: 0;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--red);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
}
.golden-rule p { margin: 0; color: var(--ink); font-weight: 600; line-height: 1.4; }

.about-box {
  background: #fff;
  border: 1px solid var(--line);
  border-left: 5px solid var(--purple);
  border-radius: var(--radius);
  padding: 1.6rem 1.8rem;
  margin-top: 1.5rem;
}

footer {
  background: var(--bg-dark-2);
  color: #9aa0bd;
  text-align: center;
  padding: 2rem 0;
  font-size: 0.95rem;
}
footer strong { color: #fff; }

@media (max-width: 720px) {
  .how-grid { grid-template-columns: 1fr; }
}

/* ---------- Página de prática ---------- */
.practice-shell { min-height: 100vh; display: flex; flex-direction: column; }
.practice-header {
  background: var(--bg-dark);
  color: #fff;
  padding: 1.1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.practice-header__brand { display: flex; align-items: center; gap: 0.6rem; font-weight: 800; font-family: var(--font-display); }
.practice-header__brand img { width: 32px; height: 32px; border-radius: 8px; }
.practice-progress { flex: 1; max-width: 340px; }
.practice-progress__bar { height: 10px; background: rgba(255,255,255,0.15); border-radius: 999px; overflow: hidden; }
.practice-progress__fill { height: 100%; background: var(--gradient); transition: width 0.3s ease; }
.practice-progress__label { font-size: 0.85rem; color: #b9bfd8; margin-top: 0.3rem; }

.practice-main { flex: 1; display: flex; align-items: flex-start; justify-content: center; padding: 2.5rem 1.5rem; }
.scenario-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  max-width: 640px;
  width: 100%;
  padding: 2rem;
}
.scenario-card__meta { display: flex; gap: 0.6rem; align-items: center; margin-bottom: 1rem; flex-wrap: wrap; }
.scenario-card__badge {
  background: var(--ivory);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.3rem 0.8rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-soft);
}
.scenario-card__question { font-size: 1.05rem; color: var(--ink-soft); margin: 0 0 0.6rem; }

.message-bubble {
  background: var(--ivory);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.3rem 1.4rem;
  font-size: 1.15rem;
  line-height: 1.65;
  margin: 1rem 0 1.6rem;
  position: relative;
}
.message-bubble__head { display: flex; align-items: center; justify-content: space-between; gap: 0.6rem; margin-bottom: 0.5rem; }
.message-bubble__sender { display: block; font-size: 0.85rem; color: var(--ink-soft); font-weight: 600; }
.message-bubble__listen {
  flex-shrink: 0;
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--purple);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.message-bubble__listen:hover { background: var(--ivory); }
.message-bubble__listen:disabled { opacity: 0.5; cursor: wait; }
.message-bubble__listen-erro {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--ink);
  color: #fff;
  font-size: 0.75rem;
  padding: 0.4rem 0.7rem;
  border-radius: 8px;
  white-space: nowrap;
  z-index: 5;
}

.decision-buttons { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.decision-btn {
  padding: 1.1rem;
  border-radius: 12px;
  border: 2px solid var(--line);
  background: #fff;
  font-size: 1.15rem;
  font-weight: 800;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: transform 0.1s ease, box-shadow 0.15s ease;
}
.decision-btn:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.decision-btn--sim { color: var(--green); border-color: #b7e4cb; }
.decision-btn--nao { color: var(--red); border-color: #f0bdb6; }

.feedback { margin-top: 1.6rem; border-radius: 12px; padding: 1.3rem 1.4rem; }
.feedback--correta { background: var(--green-bg); border: 1px solid #b7e4cb; }
.feedback--errada { background: var(--red-bg); border: 1px solid #f0bdb6; }
.feedback__title { font-weight: 800; font-size: 1.1rem; margin: 0 0 0.5rem; display: flex; align-items: center; gap: 0.5rem; }
.feedback__title svg { flex-shrink: 0; }
.feedback--correta .feedback__title { color: var(--green); }
.feedback--errada .feedback__title { color: var(--red); }
.feedback__text { margin: 0 0 0.9rem; color: var(--ink); }
.feedback__sinais { margin: 0 0 1.2rem; padding-left: 1.3rem; }
.feedback__sinais li { margin-bottom: 0.3rem; }

/* ---------- Tela de resultado ---------- */
.result-card { text-align: center; }
.result-card__score {
  font-family: var(--font-display);
  font-size: 3.4rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin: 0.6rem 0;
}
.result-card__compare {
  background: var(--ivory);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1rem 1.2rem;
  margin: 1.4rem 0;
  font-size: 1.02rem;
}
.result-card__actions { display: flex; gap: 1rem; justify-content: center; margin-top: 1.6rem; flex-wrap: wrap; }

@media (max-width: 560px) {
  .decision-buttons { grid-template-columns: 1fr; }
  .practice-header { flex-wrap: wrap; }
  .practice-progress { max-width: none; width: 100%; order: 3; }
}

/* ---------- Chamada pra "Verificar mensagem" na home ---------- */
.verify-cta {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  background: #fff;
  border: 2px solid var(--purple);
  border-radius: var(--radius);
  padding: 1.4rem 1.6rem;
  text-decoration: none;
  box-shadow: var(--shadow);
  transition: transform 0.15s ease;
}
.verify-cta:hover { transform: translateY(-2px); }
.verify-cta__icon {
  flex-shrink: 0;
  width: 56px; height: 56px;
  border-radius: 14px;
  background: var(--gradient);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
}
.verify-cta__text { flex: 1; display: flex; flex-direction: column; gap: 0.2rem; }
.verify-cta__text strong { font-size: 1.1rem; color: var(--ink); }
.verify-cta__text span { color: var(--ink-soft); font-size: 0.95rem; }
.verify-cta__arrow { font-size: 1.5rem; color: var(--purple); flex-shrink: 0; }

@media (max-width: 560px) {
  .verify-cta { flex-wrap: wrap; text-align: center; justify-content: center; }
  .verify-cta__arrow { display: none; }
}

/* ---------- Verificar mensagem (OCR + detector) ---------- */
.verify-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.8rem;
}
.verify-tabs { display: flex; gap: 0.5rem; border-bottom: 1px solid var(--line); margin-bottom: 1.3rem; }
.verify-tab {
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  padding: 0.6rem 0.3rem;
  margin-bottom: -1px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink-soft);
  cursor: pointer;
}
.verify-tab.active { color: var(--purple); border-bottom-color: var(--purple); }

.upload-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.6rem;
  border: 2px dashed var(--line);
  border-radius: 12px;
  padding: 2.2rem 1.5rem;
  cursor: pointer;
  color: var(--ink-soft);
  transition: border-color 0.15s ease, background 0.15s ease;
}
.upload-area:hover, .upload-area.is-dragover { border-color: var(--purple); background: #faf9ff; }
.upload-area strong { color: var(--ink); }
.upload-preview-wrap { position: relative; max-width: 100%; width: fit-content; margin: 1rem auto 0; }
.upload-preview { display: block; max-width: 100%; max-height: 260px; border-radius: 10px; border: 1px solid var(--line); object-fit: contain; background: var(--ivory); }
.upload-preview__remove {
  position: absolute;
  top: -10px; right: -10px;
  width: 30px; height: 30px;
  border-radius: 50%;
  border: 2px solid #fff;
  background: var(--ink);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0,0,0,0.25);
}
.upload-preview__remove:hover { background: var(--red); }
.upload-preview-error {
  background: var(--red-bg);
  border: 1px solid #f0bdb6;
  color: var(--red);
  border-radius: 10px;
  padding: 0.8rem 1rem;
  margin-top: 1rem;
  font-size: 0.9rem;
  text-align: center;
}
.verify-hint { font-size: 0.85rem; color: var(--ink-soft); text-align: center; margin: 0.8rem 0 0; }

.verify-panel textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.9rem 1rem;
  font-family: inherit;
  font-size: 1.05rem;
  resize: vertical;
}

.verify-status {
  margin-top: 1rem;
  text-align: center;
  color: var(--ink-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
}
.spinner {
  width: 18px; height: 18px;
  border: 3px solid var(--line);
  border-top-color: var(--purple);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.result-risk {
  border-radius: var(--radius);
  padding: 1.6rem 1.8rem;
  margin-top: 1.5rem;
  border: 2px solid;
}
.result-risk--alto { background: var(--red-bg); border-color: #f0bdb6; }
.result-risk--atencao { background: #fff6e0; border-color: #f0d98a; }
.result-risk--baixo { background: var(--green-bg); border-color: #b7e4cb; }
.result-risk__title { display: flex; align-items: center; gap: 0.6rem; font-size: 1.3rem; font-weight: 800; margin: 0 0 0.5rem; }
.result-risk--alto .result-risk__title { color: var(--red); }
.result-risk--atencao .result-risk__title { color: #92700c; }
.result-risk--baixo .result-risk__title { color: var(--green); }
.result-risk__desc { margin: 0 0 1rem; color: var(--ink); }

/* ---------- Verificar rosto (webcam + face-api.js) ---------- */
.face-disclaimer {
  margin: 0;
  font-size: 0.92rem;
  color: var(--ink-soft);
  line-height: 1.5;
}
.face-disclaimer strong { color: var(--ink); }
.face-help { margin-top: 0.8rem; font-size: 0.85rem; }
.face-help summary { cursor: pointer; color: var(--purple); font-weight: 600; }
.face-help p { margin: 0.5rem 0 0; color: var(--ink-soft); }
.face-section-title { margin: 0 0 1rem; font-family: var(--font-display); font-size: 1.2rem; }
.face-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 1rem; }
.face-empty { color: var(--ink-soft); font-size: 0.92rem; margin: 0; grid-column: 1 / -1; }
.face-card { position: relative; text-align: center; }
.face-card img { width: 80px; height: 80px; border-radius: 50%; object-fit: cover; border: 2px solid var(--line); margin: 0 auto 0.4rem; display: block; }
.face-card__nome { display: block; font-size: 0.8rem; font-weight: 600; word-break: break-word; cursor: pointer; }
.face-card__nome:hover { text-decoration: underline; }
.face-card__nome-input {
  width: 100%;
  font-size: 0.8rem;
  font-weight: 600;
  text-align: center;
  border: 1px solid var(--purple);
  border-radius: 6px;
  padding: 0.1rem 0.3rem;
  font-family: inherit;
}
.face-card__fotos { display: block; font-size: 0.68rem; color: var(--ink-soft); }
.face-card__acoes { position: absolute; top: -4px; right: 4px; display: flex; gap: 0.25rem; }
.face-card__excluir, .face-card__editar {
  width: 24px; height: 24px;
  border-radius: 50%;
  border: 2px solid #fff;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}
.face-card__excluir { background: var(--red); color: #fff; }
.face-card__editar { background: var(--purple); color: #fff; }
.face-card__add-foto {
  display: block;
  width: 100%;
  margin-top: 0.3rem;
  background: none;
  border: none;
  color: var(--purple);
  font-size: 0.7rem;
  font-weight: 600;
  cursor: pointer;
  padding: 0.1rem;
}
.face-card__add-foto:hover { text-decoration: underline; }
.face-list-actions { display: flex; gap: 0.6rem; margin-top: 1rem; }
.face-list-actions .btn { flex: 1; }
.webcam-box {
  background: #0a0e1a;
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  max-width: 360px;
  margin: 0 auto;
}
.webcam-box video { width: 100%; height: 100%; object-fit: cover; display: block; transform: scaleX(-1); }
.webcam-box img { width: 100%; height: 100%; object-fit: cover; display: block; }
.face-nome-input {
  display: block;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.7rem 0.9rem;
  font-family: inherit;
  font-size: 1rem;
  margin-top: 1rem;
}
.face-actions { display: flex; gap: 0.6rem; margin-top: 1rem; }
.face-actions .btn { flex: 1; }

.sinais-encontrados { list-style: none; padding: 0; margin: 0 0 1.2rem; display: grid; gap: 0.6rem; }
.sinais-encontrados li {
  background: rgba(255,255,255,0.7);
  border-radius: 8px;
  padding: 0.6rem 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.spam-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.8rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink-soft);
  margin-bottom: 1rem;
}

.extracted-text {
  background: var(--ivory);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1rem 1.1rem;
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin-top: 1.5rem;
}
.extracted-text summary { cursor: pointer; font-weight: 700; color: var(--ink); }
.extracted-text p { margin: 0.7rem 0 0; white-space: pre-wrap; }

/* ---------- Tour guiado ---------- */
.tour-toggle {
  position: fixed;
  left: 1.5rem;
  bottom: 1.5rem;
  z-index: 60;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--purple);
  background: #fff;
  color: var(--purple);
  cursor: pointer;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  /* Fica semi-transparente por padrão de propósito: esses botões são
     fixos e podem acabar em cima de um botão real da página (ex.: o
     "SIM" da prática, ou "Cadastrar" no Verificar rosto) dependendo do
     tamanho da tela e do quanto rolou - achado real, reportado por
     usuário que não achava o botão de cadastro. Com opacidade reduzida
     em repouso, o que está embaixo continua legível; fica sólido só ao
     passar o mouse/focar, quando a intenção de usar o botão é clara. */
  opacity: 0.55;
  transition: transform 0.15s ease, opacity 0.15s ease;
}
.tour-toggle:hover, .tour-toggle:focus-visible { transform: scale(1.06); opacity: 1; }
.tour-toggle--hidden { opacity: 0; pointer-events: none; transform: scale(0.85); }

.tour-overlay {
  position: fixed;
  inset: 0;
  z-index: 998;
  background: rgba(10, 14, 26, 0.55);
}
body.tour-active { overflow: hidden; }

.tour-highlight {
  position: relative;
  z-index: 999;
  outline: 3px solid var(--purple);
  outline-offset: 4px;
  border-radius: 10px;
  /* Sem fundo sólido de propósito: um elemento como o título com gradiente
     de texto (background-clip: text) depende do próprio fundo ficar
     transparente - forçar branco aqui quebrava a letra e deixava um
     retângulo branco sólido no lugar do texto. O contorno roxo + a página
     escurecida ao redor já dão destaque suficiente, sem mexer no fundo. */
}

.tour-tooltip {
  position: absolute;
  z-index: 1000;
  max-width: 340px;
  background: #fff;
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: 1.2rem 1.3rem;
}
.tour-tooltip strong { display: block; font-size: 1.05rem; margin-bottom: 0.4rem; color: var(--ink); }
.tour-tooltip p { margin: 0 0 1rem; color: var(--ink-soft); font-size: 0.92rem; }
.tour-tooltip__close {
  position: absolute;
  top: 0.7rem; right: 0.7rem;
  background: none; border: none;
  color: var(--ink-soft);
  cursor: pointer;
  padding: 0.2rem;
}
.tour-tooltip__footer { display: flex; align-items: center; justify-content: space-between; gap: 0.8rem; }
.tour-tooltip__footer > span { font-size: 0.78rem; color: var(--ink-soft); flex-shrink: 0; }
.tour-tooltip__actions { display: flex; gap: 0.5rem; }
.tour-tooltip .btn { padding: 0.5rem 1rem; font-size: 0.88rem; }

/* ---------- Novidades (sino + modal) ---------- */
.changelog-bell {
  position: absolute;
  top: 1.2rem; right: 1.2rem;
  z-index: 5;
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.08);
  color: #fff;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.changelog-bell:hover { background: rgba(255,255,255,0.16); }
.changelog-bell__badge {
  position: absolute;
  top: -4px; right: -4px;
  min-width: 18px; height: 18px;
  border-radius: 999px;
  background: var(--red);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  padding: 0 4px;
  border: 2px solid var(--bg-dark);
}

.changelog-modal { position: fixed; inset: 0; z-index: 1100; display: flex; align-items: center; justify-content: center; padding: 1.2rem; }
.changelog-modal__backdrop { position: absolute; inset: 0; background: rgba(10,14,26,0.6); }
.changelog-modal__panel {
  position: relative;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  width: 100%;
  max-width: 460px;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.changelog-modal__header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem 1.3rem;
  border-bottom: 1px solid var(--line);
}
.changelog-modal__header strong { font-size: 1.1rem; }
.changelog-modal__close { background: none; border: none; color: var(--ink-soft); cursor: pointer; padding: 0.3rem; }
.changelog-modal__list { padding: 1.1rem 1.3rem; overflow-y: auto; display: grid; gap: 1.1rem; }
.changelog-item { padding-bottom: 1.1rem; border-bottom: 1px solid var(--line); }
.changelog-item:last-child { border-bottom: none; padding-bottom: 0; }
.changelog-item__head { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 0.3rem; }
.changelog-item__head strong { font-size: 1rem; color: var(--ink); }
.changelog-item__tag { font-size: 0.65rem; font-weight: 800; padding: 0.1rem 0.45rem; border-radius: 999px; background: var(--purple); color: #fff; letter-spacing: 0.03em; }
.changelog-item__date { font-size: 0.76rem; color: var(--ink-soft); margin-left: auto; }
.changelog-item p { margin: 0; font-size: 0.9rem; color: var(--ink-soft); line-height: 1.5; }

.update-toast {
  position: fixed;
  left: 50%;
  bottom: 1.5rem;
  transform: translateX(-50%);
  z-index: 1200;
  background: var(--bg-dark);
  color: #fff;
  border-radius: 999px;
  padding: 0.8rem 0.6rem 0.8rem 1.2rem;
  display: flex; align-items: center; gap: 0.8rem;
  box-shadow: var(--shadow);
  max-width: 90vw;
}
.update-toast span { font-size: 0.9rem; }
.update-toast .btn { padding: 0.5rem 1rem; font-size: 0.85rem; white-space: nowrap; }
.update-toast__fechar {
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.15);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
}
.update-toast__fechar:hover { background: rgba(255,255,255,0.28); }

/* ---------- Gráfico de progresso (historico.html) ---------- */
.historico-chart { width: 100%; height: auto; display: block; overflow: visible; }
.historico-chart__grid { stroke: var(--line); stroke-width: 1; }
.historico-chart__axis-label { font-size: 10px; fill: var(--ink-soft); font-family: inherit; }
.historico-chart__bar { fill: var(--purple); cursor: pointer; transition: opacity 0.1s ease; }
.historico-chart__bar:hover, .historico-chart__bar:focus { opacity: 0.8; outline: none; }
.historico-chart__value-label { font-size: 12px; font-weight: 700; fill: var(--ink); font-family: inherit; }

.historico-chart__tooltip {
  position: absolute;
  transform: translate(-50%, -100%) translateY(-8px);
  background: var(--bg-dark);
  color: #fff;
  border-radius: 8px;
  padding: 0.5rem 0.7rem;
  font-size: 0.8rem;
  white-space: nowrap;
  pointer-events: none;
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}
.historico-chart__tooltip strong { font-size: 0.95rem; }
.historico-chart__tooltip span { color: #b9bfd8; font-size: 0.72rem; }

.historico-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.historico-table th, .historico-table td { text-align: left; padding: 0.55rem 0.7rem; border-bottom: 1px solid var(--line); }
.historico-table th { color: var(--ink-soft); font-weight: 600; font-size: 0.78rem; }

/* ---------- Atividade recente (historico.html) ---------- */
.atividade-lista { display: grid; gap: 0.8rem; margin-top: 1rem; }
.atividade-item { display: flex; align-items: flex-start; gap: 0.8rem; padding: 0.8rem; background: var(--ivory); border-radius: 10px; }
.atividade-item__icone { flex-shrink: 0; width: 36px; height: 36px; border-radius: 50%; background: #fff; border: 1px solid var(--line); color: var(--purple); display: flex; align-items: center; justify-content: center; }
.atividade-item strong { display: block; font-size: 0.92rem; }
.atividade-item__detalhe { display: block; font-size: 0.88rem; color: var(--ink-soft); }
.atividade-item__data { display: block; font-size: 0.75rem; color: var(--ink-soft); margin-top: 0.15rem; }

/* ---------- Botão de acessibilidade (texto maior + contraste) ---------- */
.a11y-toggle {
  position: fixed;
  /* Fica empilhado no mesmo canto do botão do tour (esquerdo), em vez de
     cada um num canto - dois botões fixos em cantos opostos cobriam as
     duas bordas de qualquer botão de largura total (ex.: "+ Cadastrar um
     novo rosto"), deixando ele praticamente ilegível ao rolar a página. */
  left: 1.5rem;
  bottom: 5rem;
  z-index: 60;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--ink);
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.95rem;
  opacity: 0.55;
  transition: transform 0.15s ease, opacity 0.15s ease;
}
.a11y-toggle--ativo { background: var(--ink); color: #fff; }
.a11y-toggle:hover, .a11y-toggle:focus-visible { transform: scale(1.06); opacity: 1; }
.a11y-toggle--hidden { opacity: 0; pointer-events: none; transform: scale(0.85); }