/* ============================================================
   Pílulas de Concursos — Design System v2.1
   Mobile-first | WCAG AA | Touch targets ≥44px | Fluid type
   Light/Dark toggle | Reading mode | Print CSS
   ============================================================ */

:root, [data-theme="dark"] {
  /* Cores semânticas */
  --bg:           #0b0f14;
  --bg-card:      #121821;
  --bg-soft:      #1a2330;
  --bg-elev:      #1f2a3a;
  --border:       #1e2a3a;
  --border-soft:  #16202c;
  --text:         #e6edf3;
  --text-mute:    #8b98a8;
  --text-dim:     #6b7785;
  --accent:       #14b8a6;
  --accent-hover: #0d9488;
  --accent-soft:  rgba(20, 184, 166, 0.12);
  --warn:         #f59e0b;
  --warn-soft:    rgba(245, 158, 11, 0.10);
  --danger:       #ef4444;
  --danger-soft:  rgba(239, 68, 68, 0.10);
  --success:      #10b981;
  --gold:         #fbbf24;

  /* Escala de espaçamento (4px base) */
  --s-1: 0.25rem; --s-2: 0.5rem; --s-3: 0.75rem; --s-4: 1rem;
  --s-5: 1.25rem; --s-6: 1.5rem; --s-8: 2rem; --s-10: 2.5rem;
  --s-12: 3rem;   --s-16: 4rem;

  /* Tipografia fluida */
  --fs-xs: clamp(0.75rem, 0.72rem + 0.15vw, 0.85rem);
  --fs-sm: clamp(0.85rem, 0.82rem + 0.15vw, 0.95rem);
  --fs-base: clamp(0.95rem, 0.9rem + 0.25vw, 1.05rem);
  --fs-lg: clamp(1.05rem, 1rem + 0.3vw, 1.2rem);
  --fs-xl: clamp(1.2rem, 1.1rem + 0.5vw, 1.45rem);
  --fs-h2: clamp(1.35rem, 1.2rem + 0.75vw, 1.75rem);
  --fs-h1: clamp(1.6rem, 1.4rem + 1.2vw, 2.5rem);

  /* Border radius */
  --r-sm: 6px; --r: 10px; --r-lg: 14px; --r-xl: 20px;

  /* Sombras */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow:    0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.5);

  /* Touch targets (Apple HIG/WCAG) */
  --touch-min: 44px;

  /* Transições */
  --t-fast: 150ms ease;
  --t:      200ms ease;
}

/* ============== LIGHT THEME ============== */
[data-theme="light"] {
  --bg:           #fafaf7;   /* creme suave, evita fadiga visual do branco puro */
  --bg-card:      #ffffff;
  --bg-soft:      #f1f1ec;
  --bg-elev:      #e8e8e2;
  --border:       #d8dbe0;
  --border-soft:  #e8e9ed;
  --text:         #1a2330;
  --text-mute:    #586574;
  --text-dim:     #7a8492;
  --accent:       #0d9488;   /* tom mais escuro para WCAG AA no claro */
  --accent-hover: #0a7066;
  --accent-soft:  rgba(13, 148, 136, 0.10);
  --warn:         #b45309;
  --warn-soft:    rgba(180, 83, 9, 0.10);
  --danger:       #b91c1c;
  --danger-soft:  rgba(185, 28, 28, 0.08);
  --success:      #047857;
  --gold:         #b45309;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.06);
  --shadow:    0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
}
[data-theme="light"] .site-header {
  background: rgba(250, 250, 247, 0.92);
}
[data-theme="light"] .bottom-nav {
  background: rgba(255, 255, 255, 0.95);
}
[data-theme="light"] .badge-mute {
  background: #e8e9ed;
  color: #586574;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; tab-size: 4; }
html, body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: var(--fs-base);
  line-height: 1.6;
  margin: 0;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  /* padding-bottom só no mobile pra acomodar bottom nav */
  padding-bottom: env(safe-area-inset-bottom, 0);
}

img, svg { max-width: 100%; height: auto; display: block; }

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--t-fast);
}
a:hover { color: var(--accent-hover); text-decoration: underline; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

button, input, select, textarea { font: inherit; }
button:focus-visible, a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ============== Header ============== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 15, 20, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
  padding: var(--s-3) 0;
}
.site-header .container {
  /* Mesma largura do conteúdo (1040px) para o header alinhar com os blocos abaixo. */
  max-width: 1040px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-3);
  padding: 0 var(--s-4);
}
.site-header .logo {
  font-weight: 800;
  font-size: var(--fs-lg);
  color: var(--text);
  min-height: var(--touch-min);
  display: inline-flex;
  align-items: center;
}
.site-header .logo .pill { color: var(--accent); }
.site-header nav { display: flex; gap: var(--s-2); }
.site-header nav a {
  color: var(--text-mute);
  font-size: var(--fs-sm);
  min-height: var(--touch-min);
  display: inline-flex;
  align-items: center;
  padding: 0 var(--s-3);
  border-radius: var(--r-sm);
}
.site-header nav a:hover { color: var(--text); text-decoration: none; background: var(--bg-soft); }

/* ============== Hamburger Nav Toggle (Mobile) ============== */
.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  width: var(--touch-min);
  height: var(--touch-min);
  border-radius: var(--r);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  padding: 0;
  position: relative;
  z-index: 120;
  transition: border-color var(--t-fast), color var(--t-fast);
  -webkit-tap-highlight-color: transparent;
}
.nav-toggle:hover { border-color: var(--accent); color: var(--accent); }
.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--t-fast), opacity var(--t-fast);
  transform-origin: center;
}

.nav-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  z-index: 90;
  opacity: 0;
  transition: opacity var(--t);
}

@media (max-width: 768px) {
  .nav-toggle { display: inline-flex; }

  .site-header nav {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    height: 100dvh;
    width: min(82vw, 320px);
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    padding: calc(var(--touch-min) + var(--s-6)) var(--s-5) var(--s-8);
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    align-items: stretch;
    gap: var(--s-2);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    transform: translateX(-100%);
    transition: transform var(--t);
    z-index: 100;
  }

  .site-header nav a {
    width: 100%;
    justify-content: flex-start;
    padding: 0 var(--s-4);
    font-size: var(--fs-base);
    border-radius: var(--r);
  }
  .site-header nav a span { display: inline !important; }

  .site-header nav .unlock-badge {
    align-self: flex-start;
    margin-top: var(--s-2);
  }

  .site-header nav .theme-toggle {
    width: 100%;
    justify-content: flex-start;
    gap: var(--s-3);
    padding: 0 var(--s-4);
  }
  .site-header nav .theme-toggle::after {
    content: attr(title);
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--text-mute);
  }

  html.nav-open .site-header nav { transform: translateX(0); }
  html.nav-open .nav-backdrop { display: block; opacity: 1; }
  html.nav-open body { overflow: hidden; }

  html.nav-open .nav-toggle .nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  html.nav-open .nav-toggle .nav-toggle-bar:nth-child(2) {
    opacity: 0;
  }
  html.nav-open .nav-toggle .nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
}

/* ============== Container ============== */
.container {
  /* Coluna única de 1040px: header, hero e conteúdo compartilham esta largura,
     ficando tudo alinhado num único bloco centralizado. */
  max-width: 1040px;
  margin: 0 auto;
  padding: var(--s-6) var(--s-4);
}
/* IMPORTANTE: o Tailwind CDN gera uma classe .container homônima com media queries
   (max-width até 1536px). Como tem a mesma especificidade, ela vencia a nossa em
   telas grandes. Este seletor de maior especificidade (body .container = 0,1,1)
   ganha das media queries do Tailwind (.container = 0,1,0) em QUALQUER largura,
   forçando o conteúdo a no máximo 1040px (melhor leitura). */
body .container,
body .site-header .container,
body .hero {
  max-width: 1040px;
}

/* ============== Hero ============== */
.hero {
  /* Acompanha a coluna de 1040px (alinha com header e conteúdo). */
  max-width: 1040px;
  margin: 0 auto;
  padding: var(--s-12) var(--s-4) var(--s-8);
  text-align: center;
}
.hero h1 {
  font-size: var(--fs-h1);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 var(--s-3);
  line-height: 1.1;
}
.hero p {
  color: var(--text-mute);
  font-size: var(--fs-lg);
  max-width: 640px;
  margin: 0 auto var(--s-6);
}

/* ============== Cards de concurso ============== */
.grid {
  display: grid;
  gap: var(--s-4);
  grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--s-6) var(--s-5);
  transition: border-color var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast);
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  min-height: calc(var(--touch-min) + 50px);
  text-decoration: none !important;
  color: var(--text);
}
.card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.card h3 {
  font-size: var(--fs-lg);
  font-weight: 700;
  margin: 0;
  line-height: 1.3;
  color: var(--text);
}
.card .meta { color: var(--text-mute); font-size: var(--fs-xs); }
.card .meta-row { display: flex; justify-content: space-between; align-items: center; gap: var(--s-2); flex-wrap: wrap; }
/* card v3: altura uniforme + título clicável + expansível */
.card { position: relative; }
.card .card-main { display: flex; flex-direction: column; gap: var(--s-2); flex-shrink: 0; }
.card-more { flex-shrink: 0; }
.card-more[open] { max-height: 280px; overflow-y: auto; }
.card-more[open]::-webkit-scrollbar { width: 6px; }
.card-more[open]::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
.card .card-title-link {
  color: var(--text); text-decoration: none;
  display: inline-block; line-height: 1.3;
}
.card .card-title-link:hover { color: var(--accent); text-decoration: underline; }
.card-more { margin-top: var(--s-2); border-top: 1px dashed var(--border); padding-top: var(--s-2); }
.card-more summary {
  cursor: pointer; list-style: none;
  font-size: 0.82rem; color: var(--text-mute); font-weight: 500;
  padding: var(--s-1) 0;
  user-select: none;
}
.card-more summary::-webkit-details-marker { display: none; }
.card-more summary:hover { color: var(--accent); }
.card-more[open] summary { color: var(--accent); }
.card-extras { display: flex; flex-direction: column; gap: var(--s-1); margin-top: var(--s-2); }
.card-extra-row {
  display: flex; justify-content: space-between; gap: var(--s-2);
  font-size: 0.8rem; padding: var(--s-1) 0;
  border-bottom: 1px solid var(--border);
}
.card-extra-row span:first-child { color: var(--text-mute); flex-shrink: 0; }
.card-extra-row span:last-child { color: var(--text); text-align: right; font-weight: 500; }
.card-cta {
  display: flex; justify-content: center; align-items: center;
  margin-top: var(--s-4); padding: var(--s-3);
  background: var(--accent); color: #fff !important;
  border-radius: var(--r); text-align: center;
  font-size: 0.9rem; font-weight: 600;
  text-decoration: none;
  min-height: var(--touch-min);
}
.card-cta:hover { opacity: 0.9; }

/* ============== Badges ============== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
}
.badge-urgent { background: var(--danger-soft); color: var(--danger); }
.badge-warn   { background: var(--warn-soft); color: var(--warn); }
.badge-ok     { background: rgba(16, 185, 129, 0.12); color: var(--success); }
.badge-mute   { background: var(--bg-soft); color: var(--text-mute); }
.badge-prov   { background: var(--accent-soft); color: var(--accent); }

/* ============== Filtros ============== */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  justify-content: center;
  margin: var(--s-6) 0;
}
.filter-pill {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-mute);
  padding: 0 var(--s-4);
  min-height: var(--touch-min);
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  font-size: var(--fs-sm);
  cursor: pointer;
  transition: all var(--t-fast);
}
.filter-pill:hover { color: var(--text); border-color: var(--accent); }
.filter-pill.active { background: var(--accent); color: white; border-color: var(--accent); }

/* ============== Concurso detail ============== */
.concurso-header {
  padding: var(--s-8) 0 var(--s-4);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--s-8);
}
.concurso-header h1 {
  font-size: var(--fs-h1);
  margin: 0 0 var(--s-2);
  line-height: 1.2;
  font-weight: 800;
}
.concurso-header .meta-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-3);
  color: var(--text-mute);
  font-size: var(--fs-sm);
}
.concurso-header .meta-bar > span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
/* "Mais informações" — bloco expansível com extras */
.info-grid-4 { grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr)); }
@media (min-width: 720px) {
  .info-grid-4 { grid-template-columns: repeat(4, 1fr); }
}
.info-extra { margin-top: var(--s-4); }
.info-extra summary {
  font-weight: 600;
  font-size: 0.95rem;
}
/* Painéis temáticos agrupados (DL com label inline + valor) */
.info-extra-panels {
  display: grid;
  gap: var(--s-4);
  grid-template-columns: 1fr;
  margin-top: var(--s-3);
}
@media (min-width: 720px) {
  .info-extra-panels { grid-template-columns: 1fr 1fr; }
}
.info-panel {
  background: var(--bg-soft, rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: var(--s-4);
}
.info-panel-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 var(--s-3);
  padding-bottom: var(--s-2);
  border-bottom: 1px solid var(--border);
}
.info-panel-dl {
  margin: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: var(--s-3);
  row-gap: var(--s-2);
  font-size: 0.88rem;
  line-height: 1.5;
}
.info-panel-dl dt {
  color: var(--text-mute);
  font-weight: 500;
  white-space: nowrap;
}
.info-panel-dl dd {
  margin: 0;
  color: var(--text);
  word-break: break-word;
}
.concurso-header .concurso-cargo {
  font-size: clamp(1.05rem, 0.95rem + 0.5vw, 1.35rem);
  font-weight: 600;
  color: var(--text);
  margin: var(--s-1) 0 var(--s-3);
  line-height: 1.35;
}
.concurso-header .concurso-edital-cap {
  font-size: var(--fs-xs, 0.78rem);
  color: var(--text-mute);
  opacity: 0.75;
  font-weight: 400;
  letter-spacing: 0.01em;
}
/* card homepage — hierarquia: instituição grande, cargo médio, edital caption */
.card .card-cargo {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  margin-top: var(--s-1);
  line-height: 1.35;
}
.card .card-facts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  font-size: 0.82rem;
  color: var(--text-mute);
  margin-top: var(--s-2);
}
.card .card-facts strong { color: var(--text); }
.card .card-caption {
  margin-top: var(--s-2);
  padding-top: var(--s-2);
  border-top: 1px dashed var(--border);
  font-size: 0.7rem;
  color: var(--text-mute);
  opacity: 0.7;
  line-height: 1.3;
  font-weight: 400;
}

/* ============== Info blocks ============== */
.info-grid {
  display: grid;
  gap: var(--s-3);
  grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr));
  margin: var(--s-6) 0;
}
.info-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: var(--s-4) var(--s-5);
}
.info-block h4 {
  margin: 0 0 var(--s-2);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-mute);
  font-weight: 600;
}
.info-block .value {
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--text);
  word-break: break-word;
}

/* ============== Section ============== */
section.block { margin: var(--s-10) 0; }
section.block h2 {
  font-size: var(--fs-h2);
  font-weight: 700;
  margin: 0 0 var(--s-4);
  display: flex;
  align-items: center;
  gap: var(--s-2);
  flex-wrap: wrap;
}
section.block h2 .icon { font-size: 1.25rem; }
section.block h3 {
  font-size: var(--fs-xl);
  font-weight: 600;
  margin: var(--s-6) 0 var(--s-2);
  color: var(--text);
}

/* ============== Tables ============== */
table.data {
  width: 100%;
  border-collapse: collapse;
  margin: var(--s-2) 0;
  font-size: var(--fs-sm);
}
table.data th, table.data td {
  padding: var(--s-3) var(--s-3);
  border-bottom: 1px solid var(--border);
  text-align: left;
}
table.data th {
  background: var(--bg-soft);
  color: var(--text-mute);
  font-weight: 600;
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
table.data tr:hover { background: var(--bg-soft); }
table.data .text-right { text-align: right; }

/* Mobile: tabela rola horizontalmente */
@media (max-width: 640px) {
  section.block { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  table.data { font-size: var(--fs-xs); min-width: 540px; }
  table.data th, table.data td { padding: var(--s-2) var(--s-3); }
}

/* ============== Topic list ============== */
.topics { list-style: none; padding: 0; margin: 0; }
.topics li {
  padding: var(--s-3) var(--s-4);
  border-left: 3px solid var(--border);
  margin-bottom: var(--s-2);
  background: var(--bg-card);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: var(--fs-sm);
}
.topics li:hover { border-left-color: var(--accent); }

/* ============== Discipline grid 2-col ============== */
.disc-grid {
  display: grid;
  gap: var(--s-4);
  grid-template-columns: 1fr;
  margin-top: var(--s-3);
}
@media (min-width: 720px) {
  .disc-grid { grid-template-columns: 1fr 1fr; }
}
.disc-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--s-5);
  margin-bottom: 0;
  max-height: 480px;
  overflow-y: auto;
}
.disc-card::-webkit-scrollbar { width: 6px; }
.disc-card::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
.disc-card .disc-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: var(--s-2);
  margin-bottom: var(--s-3);
}
.disc-card .disc-head h3 { margin: 0; font-size: var(--fs-lg); }
.disc-card .disc-meta { font-size: var(--fs-xs); color: var(--text-mute); }

/* ============== Paywall ============== */
.preview-fade { position: relative; max-height: 700px; overflow: hidden; }
.preview-fade::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 240px;
  background: linear-gradient(to bottom, transparent, var(--bg) 90%);
  pointer-events: none;
}
.paywall-cta {
  background: linear-gradient(135deg, var(--bg-card), var(--bg-soft));
  border: 1px solid var(--accent);
  border-radius: var(--r-lg);
  padding: var(--s-8) var(--s-5);
  text-align: center;
  margin: var(--s-8) 0;
}
.paywall-cta h2 { margin: 0 0 var(--s-2); font-size: var(--fs-h2); }
.paywall-cta p { color: var(--text-mute); margin: 0 0 var(--s-6); }
.price-options {
  display: grid;
  gap: var(--s-4);
  grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr));
  max-width: 640px;
  margin: 0 auto;
}
.price-card {
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--s-5);
  text-align: left;
  transition: all var(--t-fast);
  position: relative;
  display: flex;
  flex-direction: column;
}
.price-card .btn { margin-top: auto; }
.price-card.featured { border-color: var(--accent); }
.price-card.featured .ribbon {
  position: absolute;
  top: -10px;
  right: 12px;
  background: var(--accent);
  color: white;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  text-transform: uppercase;
}
.price-card h3 { margin: 0 0 var(--s-1); font-size: var(--fs-base); color: var(--text-mute); font-weight: 600; }
.price-card .price { font-size: clamp(1.6rem, 1.4rem + 0.8vw, 2.2rem); font-weight: 800; color: var(--text); margin: var(--s-1) 0; }
.price-card .price small { font-size: var(--fs-sm); color: var(--text-mute); font-weight: 400; }
.price-card ul { list-style: none; padding: 0; margin: var(--s-3) 0 var(--s-4); font-size: var(--fs-sm); color: var(--text-mute); }
.price-card ul li { padding: var(--s-1) 0; }
.price-card ul li::before { content: '✓ '; color: var(--accent); font-weight: bold; }

/* ============== Buttons (Touch-friendly ≥44px) ============== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  background: var(--accent);
  color: white !important;
  font-weight: 600;
  padding: 0 var(--s-6);
  min-height: var(--touch-min);
  border-radius: var(--r);
  border: none;
  cursor: pointer;
  font-size: var(--fs-sm);
  text-decoration: none !important;
  width: 100%;
  text-align: center;
  /* line-height 1 remove o "leading" herdado (1.6 do body) que descentralizava
     o texto/emoji verticalmente. Com inline-flex + align-items:center fica exato.
     vertical-align:middle alinha o botão quando ele é inline (width:auto). */
  line-height: 1;
  vertical-align: middle;
  transition: all var(--t-fast);
  -webkit-tap-highlight-color: transparent;
}
.btn:hover { background: var(--accent-hover); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.btn:active { transform: translateY(0); }
.btn-outline {
  background: transparent;
  border: 1.5px solid var(--accent);
  color: var(--accent) !important;
}
.btn-outline:hover { background: var(--accent); color: white !important; }

/* Botão de largura automática (não-full-width). Use em CTAs avulsos centralizados
   por `text-align:center` no pai. Vem depois de `.btn` p/ vencer o width:100%. */
.btn-auto { width: auto; }

/* Header: alterna "Entrar" (anônimo) e "Minha conta" (logado) via classe em <html>. */
.nav-auth-in { display: none; }
.pcc-logged .nav-auth-in { display: inline-flex; }
.pcc-logged .nav-auth-out { display: none; }

/* Telas de autenticação / conta */
.auth-card {
  max-width: 420px;
  margin: var(--s-8) auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--s-8) var(--s-6);
}
.auth-card h1 { font-size: var(--fs-xl); margin: 0 0 var(--s-2); }
.auth-card .field { margin: var(--s-4) 0; }
.auth-card label { display:block; font-size: var(--fs-sm); margin-bottom: var(--s-2); color: var(--text-mute); }
.auth-card input {
  width: 100%; padding: 0.75rem; border-radius: var(--r);
  background: var(--bg-page, var(--bg)); border: 1px solid var(--border); color: var(--text);
  font-size: var(--fs-base);
}
.auth-card input.code-input { letter-spacing: 8px; text-align: center; font-size: 1.6rem; font-weight: 700; }
.auth-msg { font-size: var(--fs-sm); margin-top: var(--s-3); }
.auth-msg.err { color: var(--danger); }
.auth-msg.ok { color: var(--success); }
.auth-sep { text-align:center; color: var(--text-mute); margin: var(--s-5) 0; font-size: var(--fs-sm); }
.btn-google {
  background: #fff; color: #1a2330 !important; border: 1px solid var(--border);
}
.btn-ghost { background: transparent; color: var(--text) !important; border: 1px solid var(--border); }

.grant-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--r-lg); padding: var(--s-5); margin-bottom: var(--s-4);
}
.grant-card h3 { margin: 0 0 var(--s-2); }
.grant-card .grant-meta { color: var(--text-mute); font-size: var(--fs-sm); margin-bottom: var(--s-4); }
.danger-zone {
  border: 1px dashed var(--danger); border-radius: var(--r);
  padding: var(--s-5); margin-top: var(--s-8);
}
.danger-zone h3 { margin: 0 0 var(--s-2); color: var(--danger); }

/* Linha de botões centralizada (auto-width, quebra no mobile).
   `.actions .btn` tem especificidade (0,2,0) e vence o `.btn { width:100% }`. */
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  justify-content: center;
  margin-top: var(--s-3);
}
.actions .btn { width: auto; }

/* ============== Callouts ============== */
.callout {
  padding: var(--s-4) var(--s-5);
  border-radius: var(--r);
  margin: var(--s-4) 0;
  font-size: var(--fs-sm);
  border-left: 4px solid;
}
.callout-warn   { background: var(--warn-soft);   border-color: var(--warn); }
.callout-danger { background: var(--danger-soft); border-color: var(--danger); }
.callout-info   { background: var(--accent-soft); border-color: var(--accent); }
.callout ul, .callout ol { margin: var(--s-2) 0 0 var(--s-5); padding: 0; }

/* ============== Footer ============== */
.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--s-8) var(--s-4) calc(var(--s-8) + var(--touch-min));
  text-align: center;
  color: var(--text-mute);
  font-size: var(--fs-sm);
  margin-top: var(--s-16);
}
.site-footer a { color: var(--text-mute); }

/* ============== BOTTOM NAV (Mobile only) ============== */
.bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 40;
  background: rgba(11, 15, 20, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--border);
  padding: var(--s-2) 0 calc(var(--s-2) + env(safe-area-inset-bottom, 0));
}
.bottom-nav nav {
  max-width: 540px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}
.bottom-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: var(--s-2);
  min-height: var(--touch-min);
  color: var(--text-mute);
  text-decoration: none !important;
  font-size: 0.7rem;
  font-weight: 500;
  border-radius: var(--r-sm);
  transition: color var(--t-fast), background var(--t-fast);
}
.bottom-nav a .icon { font-size: 1.25rem; line-height: 1; }
.bottom-nav a:hover, .bottom-nav a.active {
  color: var(--accent);
  background: var(--accent-soft);
}

@media (max-width: 768px) {
  .bottom-nav { display: block; }
  body { padding-bottom: calc(var(--touch-min) + var(--s-6) + env(safe-area-inset-bottom, 0)); }
}

/* ============== Pílulas — cards "blocão" com ícone ============== */
.pilulas-grid {
  display: grid;
  gap: var(--s-3);
  /* Mobile (< 480px): FORÇA 2 colunas */
  grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 480px) {
  .pilulas-grid {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  }
}
@media (min-width: 720px) {
  .pilulas-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  }
}
/* Em telinhas extra-pequenas (< 360px) volta a 1 coluna pra não esmagar texto */
@media (max-width: 360px) {
  .pilulas-grid {
    grid-template-columns: 1fr;
  }
}
.pilula-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--s-4);
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
  min-height: 150px;
  transition: all var(--t-fast);
  text-decoration: none !important;
  color: var(--text);
  position: relative;
  overflow: hidden;
}
.pilula-card .card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--r);
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  margin-bottom: var(--s-1);
}
.pilula-card .card-status {
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-mute);
}
.pilula-card .card-status .check {
  color: var(--success);
  font-size: 0.8rem;
  margin-right: 3px;
}
.pilula-card-pending .card-status .check {
  color: var(--text-dim);
}
.pilula-card h4 {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.3;
  font-weight: 700;
  color: var(--text);
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.pilula-card .card-meta {
  font-size: 0.68rem;
  color: var(--text-mute);
  border-top: 1px solid var(--border);
  padding-top: var(--s-2);
  display: flex;
  gap: var(--s-2);
  flex-wrap: wrap;
  margin-top: auto;
}
.pilula-card .card-meta span { display: inline-flex; align-items: center; gap: 3px; }

.pilula-card-ready {
  border-left: 4px solid var(--accent);
  padding-left: calc(var(--s-5) - 3px);
}
.pilula-card-ready:hover {
  border-color: var(--accent);
  border-left-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.pilula-card-pending {
  opacity: 0.45;
  cursor: not-allowed;
  border-left: 4px solid var(--border);
  padding-left: calc(var(--s-5) - 3px);
}
.pilula-card-pending .card-icon {
  background: var(--bg-soft);
  color: var(--text-mute);
}

/* Disciplina collapsable de "em produção" — visualmente botão */
.disciplina-pendings {
  margin-top: var(--s-4);
}
.disciplina-pendings summary {
  cursor: pointer;
  padding: var(--s-3) var(--s-5);
  background: var(--bg-soft);
  border: 1px dashed var(--border);
  border-radius: var(--r);
  font-size: var(--fs-sm);
  color: var(--text);
  font-weight: 600;
  list-style: none;
  user-select: none;
  transition: all var(--t-fast);
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--touch-min);
}
.disciplina-pendings summary:hover {
  background: var(--bg-elev);
  border-color: var(--accent);
  color: var(--accent);
}
.disciplina-pendings summary::after {
  content: '▼';
  font-size: 0.75rem;
  color: var(--text-mute);
  transition: transform var(--t-fast);
}
.disciplina-pendings[open] summary::after {
  transform: rotate(180deg);
}
.disciplina-pendings summary::before {
  content: '👇 ';
  font-size: 1rem;
  margin-right: var(--s-2);
}
.disciplina-pendings summary::-webkit-details-marker { display: none; }
.disciplina-pendings > .pilulas-grid { margin-top: var(--s-3); }

.pilula-resumo { font-size: var(--fs-base); }
.pilula-resumo h2, .pilula-resumo h3, .pilula-resumo h4, .pilula-resumo h5 {
  margin: var(--s-6) 0 var(--s-2);
  color: var(--text);
}
.pilula-resumo h3 { font-size: var(--fs-xl); }
.pilula-resumo h4 { font-size: var(--fs-lg); color: var(--accent); }
.pilula-resumo p { margin: var(--s-2) 0; }
.pilula-resumo code {
  background: var(--bg-soft);
  color: var(--accent);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
  font-family: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
}
.pilula-resumo strong { color: var(--text); font-weight: 700; }
.pilula-resumo ul { margin: var(--s-2) 0 var(--s-4) var(--s-5); padding: 0; }
.pilula-resumo li { margin: var(--s-1) 0; }
.pilula-resumo table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--s-4) 0;
}
.pilula-resumo table td {
  padding: var(--s-2) var(--s-3);
  border-bottom: 1px solid var(--border);
}
.pilula-resumo table tr:first-child td {
  background: var(--bg-soft);
  font-weight: 600;
}

/* ============== Questões ============== */
.questao {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: var(--s-4) var(--s-5);
  margin-bottom: var(--s-4);
}
.questao-head { margin-bottom: var(--s-2); }
.questao-enunciado { margin: 0 0 var(--s-3); font-size: var(--fs-base); color: var(--text); line-height: 1.55; }
.questao-alts {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.questao-alts li {
  padding: var(--s-3) var(--s-3);
  border-radius: var(--r-sm);
  background: var(--bg-soft);
  font-size: var(--fs-sm);
  line-height: 1.45;
}
.questao-gabarito {
  margin-top: var(--s-3);
  padding: var(--s-3) var(--s-4);
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
}
.questao .btn { width: auto; }

/* ============== Flashcards ============== */
.flashcard-wrap { max-width: 540px; margin: var(--s-6) auto; }
.flashcard {
  background: var(--bg-card);
  border: 2px solid var(--border);
  border-radius: var(--r-xl);
  padding: var(--s-8) var(--s-5);
  min-height: 240px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  transition: all var(--t);
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  box-shadow: var(--shadow-sm);
}
.flashcard:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: var(--shadow); }
.flashcard:active { transform: scale(0.99); }
.flashcard p { font-size: var(--fs-lg); margin: var(--s-2) 0 0; line-height: 1.5; }
.flashcard small {
  display: block;
  margin-bottom: var(--s-2);
  font-size: var(--fs-xs);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-mute);
}

.flashcard-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--s-4);
  gap: var(--s-3);
}
.flashcard-nav .btn { flex: 0 0 auto; padding: 0 var(--s-5); }

/* ============== SRS buttons ============== */
.srs-buttons {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-2);
  margin-top: var(--s-4);
}
.srs-btn {
  font-size: var(--fs-xs);
  padding: 0 var(--s-2);
  min-height: 56px; /* maior pra mobile, mais fácil de acertar */
  font-weight: 700;
}
.srs-erro    { background: var(--danger); }
.srs-erro:hover    { background: #dc2626; }
.srs-dificil { background: var(--warn); }
.srs-dificil:hover { background: #d97706; }
.srs-bom     { background: var(--accent); }
.srs-facil   { background: var(--success); }
.srs-facil:hover   { background: #059669; }

@media (max-width: 480px) {
  .srs-buttons { grid-template-columns: repeat(2, 1fr); }
  .flashcard { padding: var(--s-6) var(--s-4); min-height: 200px; }
  .flashcard p { font-size: var(--fs-base); }
}

[x-cloak] { display: none !important; }

/* ============== Theme toggle button ============== */
.theme-toggle {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-mute);
  width: var(--touch-min);
  height: var(--touch-min);
  border-radius: var(--r);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
  transition: all var(--t-fast);
}
.theme-toggle:hover {
  color: var(--accent);
  border-color: var(--accent);
}


/* ============== READING MODE (global, ativado via [data-reading="1"] no <html>) ============== */
[data-reading="1"] body {
  background: var(--bg);
}
[data-reading="1"] .container {
  max-width: 720px;            /* ~65 chars por linha — ótimo para leitura */
  font-size: 1.1rem;
  line-height: 1.8;
}
[data-reading="1"] .hero h1 { font-size: clamp(1.7rem, 1.4rem + 1.2vw, 2.2rem); }
[data-reading="1"] .hero p  { font-size: 1.1rem; }
[data-reading="1"] .concurso-header h1 { font-size: clamp(1.6rem, 1.4rem + 1vw, 2.1rem); }
[data-reading="1"] .pilula-resumo {
  font-size: 1.2rem;
  line-height: 1.85;
}
[data-reading="1"] .pilula-resumo h2,
[data-reading="1"] .pilula-resumo h3,
[data-reading="1"] .pilula-resumo h4 {
  margin-top: var(--s-8);
  margin-bottom: var(--s-3);
  line-height: 1.3;
}
[data-reading="1"] .pilula-resumo p { margin: var(--s-4) 0; }
[data-reading="1"] .pilula-resumo li { margin: var(--s-2) 0; }
[data-reading="1"] section.block { margin: var(--s-8) 0; }
[data-reading="1"] .topics li { font-size: 1.05rem; padding: var(--s-3) var(--s-4); }
/* Modo leitura mostra estado ativo no botão */
[data-reading="1"] .theme-toggle[title^="Modo leitura"] {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

/* ============== PRINT CSS ============== */
@media print {
  /* Força tema claro para impressão, independente do escolhido */
  :root, [data-theme="dark"], [data-theme="light"] {
    --bg: #ffffff;
    --bg-card: #ffffff;
    --bg-soft: #f5f5f5;
    --text: #000000;
    --text-mute: #444444;
    --border: #cccccc;
    --accent: #000000;
  }
  body {
    background: white !important;
    color: black !important;
    font-size: 11pt;
    line-height: 1.5;
    padding-bottom: 0 !important;
  }
  /* Esconde elementos não imprimíveis */
  .site-header,
  .site-footer,
  .bottom-nav,
  .theme-toggle,
  .reading-toggle,
  .paywall-cta,
  .btn,
  .flashcard-nav,
  .srs-buttons,
  [x-cloak] {
    display: none !important;
  }
  /* Mostra todos os gabaritos (não tem como clicar em PDF) */
  .questao-gabarito {
    display: block !important;
    background: #f5f5f5 !important;
    border-left: 3px solid #000 !important;
    color: black !important;
  }
  /* Mostra o conteúdo blurred (locked) na impressão se for plano completo */
  .locked-list .topics li {
    filter: none !important;
  }
  .locked-list::after { display: none !important; }
  /* Layout limpo para PDF */
  .container {
    max-width: 100% !important;
    padding: 0 !important;
    font-size: 11pt;
  }
  main { padding: 0; }
  a {
    color: black !important;
    text-decoration: underline;
  }
  a[href^="http"]::after,
  a[href^="/"]::after {
    content: " (" attr(href) ")";
    font-size: 9pt;
    color: #666;
    word-break: break-all;
  }
  /* Não quebra h2/h3 no fim da página */
  h1, h2, h3, h4 {
    page-break-after: avoid;
    page-break-inside: avoid;
  }
  h2 { page-break-before: auto; }
  /* Tabelas com bordas pretas */
  table.data {
    border: 1px solid #000 !important;
  }
  table.data th, table.data td {
    border-bottom: 1px solid #ccc !important;
    color: black !important;
    background: white !important;
  }
  table.data th {
    background: #eaeaea !important;
    font-weight: 700;
  }
  /* Topics: bullets visíveis */
  .topics li {
    border-left: 2px solid #999 !important;
    background: white !important;
    color: black !important;
    page-break-inside: avoid;
  }
  /* Cards e badges */
  .badge {
    border: 1px solid #999 !important;
    color: black !important;
    background: white !important;
  }
  .info-block, .disc-card {
    border: 1px solid #ccc !important;
    background: white !important;
    page-break-inside: avoid;
  }
  /* Margens de página A4 */
  @page {
    size: A4;
    margin: 2cm 1.5cm;
  }
}

/* ============== Locked content ============== */
.locked-list { position: relative; }
.locked-list .topics li {
  filter: blur(4px);
  user-select: none;
  pointer-events: none;
}
.locked-list::after {
  content: '🔒 Conteúdo bloqueado';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: var(--text);
  background: rgba(11, 15, 20, 0.4);
  border-radius: var(--r);
}

/* ============== Utilities ============== */
.text-center { text-align: center; }
.muted { color: var(--text-mute); }
.mt-4 { margin-top: var(--s-4); }
.mt-6 { margin-top: var(--s-6); }

/* ============== Responsive tweaks ============== */
@media (max-width: 480px) {
  .container { padding: var(--s-4) var(--s-3); }
  .hero { padding: var(--s-8) var(--s-3) var(--s-4); }
  .price-options { grid-template-columns: 1fr; }
  .paywall-cta { padding: var(--s-6) var(--s-4); }
  .concurso-header { padding: var(--s-6) 0 var(--s-3); margin-bottom: var(--s-6); }
}

/* ============== Locked content (paywall via blur+overlay) ============== */
.locked-wrap {
  position: relative;
  margin: 1rem 0;
}
.locked-wrap .locked-zone {
  filter: blur(6px);
  pointer-events: none;
  user-select: none;
  min-height: 200px;
}
.locked-wrap .locked-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, rgba(11,15,20,0.55) 0%, rgba(11,15,20,0.92) 70%);
  border-radius: var(--r);
  z-index: 5;
  padding: 1rem;
}
.locked-wrap .locked-overlay-inner {
  text-align: center;
  max-width: 480px;
  padding: 1.5rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}
.locked-wrap .locked-overlay-inner h3 { margin: 0 0 0.5rem; font-size: 1.25rem; }
.locked-wrap .locked-overlay-inner p { color: var(--text-mute); margin: 0 0 1rem; }
.locked-wrap .locked-overlay-inner .btn { display: inline-block; width: auto; padding: 0.75rem 1.5rem; }

/* Quando html[data-unlocked="1"], remove o lock */
html[data-unlocked="1"] .locked-wrap .locked-zone {
  filter: none;
  pointer-events: auto;
  user-select: auto;
}
html[data-unlocked="1"] .locked-wrap .locked-overlay { display: none; }

/* Badge "Plano ativo" no header quando desbloqueado */
.unlock-badge { display: none; }
html[data-unlocked="1"] .unlock-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.6rem;
  background: rgba(34, 197, 94, 0.15);
  color: #4ade80;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

/* ============================================================
   Conteúdo pago renderizado via API (#pcc-content)
   O markdown do marked gera <table>/<h2>/<ul> SEM as classes do
   site, então tipografia e tabelas são estilizadas aqui para
   ficarem legíveis para estudo (sem truncar, sem estourar).
   ============================================================ */
#pcc-content { display: block; }
#pcc-content section.block { margin: var(--s-8) 0; }

#pcc-content p {
  line-height: 1.75;
  margin: 0 0 var(--s-4);
  color: var(--text);
  font-size: 1rem;
  overflow-wrap: anywhere;     /* não estoura com palavras/URLs longas */
}
#pcc-content h1, #pcc-content h2, #pcc-content h3, #pcc-content h4 {
  line-height: 1.3;
  overflow-wrap: anywhere;
}
#pcc-content h2 {
  font-size: var(--fs-h2);
  font-weight: 700;
  margin: var(--s-8) 0 var(--s-3);
}
#pcc-content h3 {
  font-size: var(--fs-xl);
  font-weight: 600;
  margin: var(--s-6) 0 var(--s-2);
  color: var(--text);
}
#pcc-content h4 { font-size: 1.05rem; font-weight: 600; margin: var(--s-4) 0 var(--s-2); }

#pcc-content ul, #pcc-content ol {
  margin: 0 0 var(--s-4);
  padding-left: 1.4rem;
  line-height: 1.7;
}
#pcc-content li { margin-bottom: var(--s-2); overflow-wrap: anywhere; }
#pcc-content li > strong:first-child { color: var(--accent); }
#pcc-content strong { color: var(--text); font-weight: 700; }
/* Links DENTRO do conteúdo (pílula/plano) ficam accent; as ABAS de navegação
   (.pcc-tab) são excluídas para manter suas próprias cores (ativa = texto branco).
   Sem o :not, o seletor com ID vencia o .pcc-tab.active e o texto sumia no fundo. */
#pcc-content a:not(.pcc-tab) { color: var(--accent); word-break: break-all; }
#pcc-content code {
  background: var(--bg-soft);
  padding: 1px 6px;
  border-radius: 6px;
  font-size: 0.9em;
}
#pcc-content blockquote {
  border-left: 3px solid var(--accent);
  padding: var(--s-1) var(--s-4);
  margin: var(--s-4) 0;
  color: var(--text-mute);
}
#pcc-content hr { border: none; border-top: 1px solid var(--border); margin: var(--s-6) 0; }

/* Tabelas: rolam horizontalmente quando largas, sem cortar texto */
#pcc-content table {
  display: block;
  width: max-content;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-collapse: collapse;
  margin: var(--s-4) 0;
  font-size: var(--fs-sm);
}
#pcc-content th, #pcc-content td {
  padding: var(--s-3);
  border: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
  white-space: normal;          /* permite quebra de linha nas células */
}
#pcc-content th {
  background: var(--bg-soft);
  color: var(--text-mute);
  font-weight: 600;
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
#pcc-content tbody tr:nth-child(even) td { background: var(--bg-soft); }

/* Modo leitura: corpo um pouco maior */
[data-reading="1"] #pcc-content p,
[data-reading="1"] #pcc-content li { font-size: 1.08rem; }

/* ============== Navegação do conteúdo desbloqueado ============== */
.pcc-topbar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-3);
  align-items: center;
  justify-content: space-between;
  margin: 0 0 var(--s-6);
  padding-bottom: var(--s-4);
  border-bottom: 1px solid var(--border);
}
.pcc-tabs { display: flex; gap: var(--s-2); flex-wrap: wrap; }
.pcc-tab {
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-mute);
  background: var(--bg-card);
  border: 1px solid var(--border);
  text-decoration: none;
  white-space: nowrap;
}
.pcc-tab:hover { color: var(--text); border-color: var(--accent); }
.pcc-tab.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.pcc-chip {
  font-size: var(--fs-sm);
  color: var(--text-mute);
  background: var(--bg-soft);
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  white-space: nowrap;
}
.pcc-chip a { color: var(--accent); margin-left: 0.3rem; text-decoration: none; }
.pcc-chip a:hover { text-decoration: underline; }
.pcc-crumb { font-size: var(--fs-sm); color: var(--text-mute); margin: 0 0 var(--s-4); }
.pcc-crumb a { color: var(--accent); text-decoration: none; }
.pcc-crumb span { margin: 0 0.3rem; opacity: 0.6; }

/* ============== Flashcards (modo SRS) ============== */
.pcc-flashcard {
  max-width: 560px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 2.25rem 1.75rem;
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.14);
}
.pcc-fc-meta {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-mute);
  margin-bottom: var(--s-4);
}
.pcc-fc-front { font-size: 1.35rem; font-weight: 700; line-height: 1.45; color: var(--text); }
.pcc-fc-back {
  margin-top: var(--s-5);
  padding-top: var(--s-4);
  border-top: 1px dashed var(--border);
  color: var(--text);
  font-size: 1.08rem;
  line-height: 1.6;
}
.pcc-fc-actions { max-width: 560px; margin: var(--s-5) auto 0; }
.pcc-fc-actions > .btn { width: 100%; }       /* "Mostrar resposta" */
.pcc-fc-grades { display: flex; gap: 0.6rem; }
.pcc-fc-grades .btn { flex: 1; color: #fff; border: none; }
.pcc-fc-grades .btn small { display: block; font-size: 0.7rem; opacity: 0.85; font-weight: 400; }
.pcc-g-errei { background: var(--danger, #e5484d); }
.pcc-g-dificil { background: var(--warn, #f5a623); }
.pcc-g-facil { background: var(--success, #30a46c); }
@media (max-width: 520px) {
  .pcc-fc-grades { flex-direction: column; }
  .pcc-fc-grades .btn small { display: inline; }
}

/* Breadcrumb / trilha de navegação (SEO + UX, issue #30) */
.breadcrumb {
  font-size: 0.85rem;
  color: var(--text-mute);
  margin-bottom: 1rem;
}
.breadcrumb a { color: var(--text-mute); text-decoration: none; }
.breadcrumb a:hover { color: var(--text); text-decoration: underline; }
.breadcrumb .bc-sep { opacity: 0.5; margin: 0 0.15rem; }
.breadcrumb [aria-current="page"] { color: var(--text); font-weight: 600; }