/* ─── Sprint 6.2: Experiência do Aluno + Comunicação Avançada ───────────── */

/* ── Topbar icon buttons (Modo Foco / Timer) ─────────────────────────────── */
.topbar-icon-btn {
  position: relative;
  background: none;
  border: none;
  cursor: pointer;
  color: rgba(255,255,255,.85);
  padding: .35rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: background .15s, color .15s;
}

.topbar-icon-btn:hover {
  color: #fff;
  background: rgba(255,255,255,.12);
}

.topbar-icon-btn.active {
  color: #fff;
  background: rgba(255,255,255,.2);
}

.timer-display {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono, monospace);
  font-size: .82rem;
  color: #fff;
  background: rgba(255,255,255,.12);
  border-radius: 6px;
  padding: .25rem .6rem;
  letter-spacing: .03em;
}

/* ── Modo Foco ────────────────────────────────────────────────────────── */
body.focus-mode .sidebar {
  display: none !important;
}

body.focus-mode .main-body {
  display: block;
}

body.focus-mode .topbar-logo-box,
body.focus-mode .topbar-subtitle {
  opacity: .55;
}

#focusToggle.active {
  color: #fff;
  background: rgba(255,255,255,.25);
}

/* ── Lesson Completed Panel (Próxima Aula Automática) ────────────────────── */
.lesson-completed-panel {
  position: fixed;
  inset: 0;
  background: rgba(20, 20, 25, .55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  animation: fadeIn .2s ease;
}

.lesson-completed-card {
  position: relative;
  background: #fff;
  border-radius: var(--radius-lg, 14px);
  padding: 2rem 1.8rem;
  max-width: 420px;
  width: 100%;
  margin: 1rem;
  text-align: center;
  box-shadow: 0 12px 40px rgba(0,0,0,.25);
}

/* Fechar (§2.8 A2): o painel cobre a viewport inteira, então precisa de uma
   saída visível — Esc e clique-fora fazem o mesmo, mas nenhum dos dois é
   descobrível sem affordance. Alvo de 32px para o toque em 360px (NFR-04). */
.lesson-completed-close {
  position: absolute;
  top: .6rem;
  right: .6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--gray, #7f8c8d);
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
}

.lesson-completed-close:hover {
  background: var(--bg-light, #f7f4ee);
  color: var(--dark);
}

.lesson-completed-close:focus-visible {
  outline: 2px solid var(--primary, #008ea8);
  outline-offset: 2px;
}

.lesson-completed-check {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  margin: 0 auto .9rem;
  background: linear-gradient(135deg, var(--success-500, #1fa96a), var(--success-700, #0f7a4a));
  color: #fff;
  box-shadow: 0 0 0 1px rgba(31,169,106,.15), 0 0 26px rgba(31,169,106,.4);
}

/* P1.5 (GAM-05 PR 3): micro-interação de celebração — dispara UMA vez por
   evento real de conclusão (a classe é adicionada só dentro de
   showLessonCompletedPanel(), chamada só quando o quiz muda de
   reprovado→aprovado; um recarregamento de página nunca recria o painel
   sozinho, então a animação nunca "reaparece" sem uma conclusão nova).
   Scale + 2 partículas simples usando --brand-primary (identidade do
   tenant, não uma cor fixa da plataforma), ~800ms, desligada com
   prefers-reduced-motion. */
@keyframes dash-celebrate-pop {
  0%   { transform: scale(.55); }
  55%  { transform: scale(1.14); }
  100% { transform: scale(1); }
}
@keyframes dash-celebrate-particle {
  0%   { transform: translate(0, 0) scale(1); opacity: 1; }
  100% { transform: translate(var(--dash-cel-x, 24px), var(--dash-cel-y, -24px)) scale(0); opacity: 0; }
}
.lesson-completed-check--celebrate {
  animation: dash-celebrate-pop 800ms var(--ease-spring, cubic-bezier(.34, 1.56, .64, 1));
}
.lesson-completed-check--celebrate::before,
.lesson-completed-check--celebrate::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand-primary);
  animation: dash-celebrate-particle 800ms ease-out forwards;
  pointer-events: none;
}
.lesson-completed-check--celebrate::before { --dash-cel-x: -30px; --dash-cel-y: -26px; }
.lesson-completed-check--celebrate::after  { --dash-cel-x: 30px;  --dash-cel-y: -26px; }

@media (prefers-reduced-motion: reduce) {
  .lesson-completed-check--celebrate {
    animation: none;
  }
  /* Achado da revisão Fable 5: as partículas só ficam invisíveis por
     TERMINAREM a animação em opacity:0 (forwards) — com animation:none
     elas nunca "terminam", então sem isto ficariam permanentemente
     visíveis (dois pontinhos ao lado do ícone) pra quem usa
     prefers-reduced-motion, o oposto do que a preferência pede. */
  .lesson-completed-check--celebrate::before,
  .lesson-completed-check--celebrate::after {
    animation: none;
    opacity: 0;
  }
}

.lesson-completed-title {
  font-family: var(--font-display);
  color: var(--dark);
  font-size: 1.3rem;
  margin-bottom: .4rem;
}

.lesson-completed-msg {
  color: var(--gray);
  font-size: .9rem;
  margin-bottom: 1.1rem;
}

.lesson-completed-next {
  background: var(--bg-light, #f7f4ee);
  border: 1px solid var(--border, #e8e0d4);
  border-radius: var(--radius, 10px);
  padding: .8rem 1rem;
  margin-bottom: 1.2rem;
  text-align: left;
}

.lcn-label {
  display: block;
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--gray);
  margin-bottom: .15rem;
}

.lcn-title {
  display: block;
  font-weight: 700;
  color: var(--dark);
  font-size: .95rem;
}

.lesson-completed-actions {
  display: flex;
  flex-direction: column;
  gap: .6rem;
}

/* ── Minhas Perguntas ─────────────────────────────────────────────────── */
.questions-filters {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  margin-bottom: var(--space-lg, 1.2rem);
}

.filter-btn {
  background: #fff;
  border: 1px solid var(--border, #e8e0d4);
  color: var(--gray-dark, #555);
  font-size: .82rem;
  padding: .4rem .9rem;
  border-radius: 20px;
  cursor: pointer;
  transition: all .15s;
}

.filter-btn:hover {
  border-color: var(--primary, #008ea8);
  color: var(--primary, #008ea8);
}

.filter-btn.active {
  background: var(--primary, #008ea8);
  border-color: var(--primary, #008ea8);
  color: #fff;
}

.question-item {
  background: #fff;
  border: 1px solid var(--border, #e8e0d4);
  border-left: 4px solid var(--border, #e8e0d4);
  border-radius: var(--radius, 10px);
  padding: 1rem 1.2rem;
  margin-bottom: .8rem;
}

.question-item.status-open { border-left-color: #d4a017; }
.question-item.status-answered { border-left-color: var(--primary, #008ea8); }
.question-item.status-resolved { border-left-color: var(--success, #2e9e5b); }

.question-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: .5rem;
}

.question-course {
  font-size: .82rem;
  color: var(--gray);
  font-weight: 600;
}

.question-status-badge {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .03em;
  padding: .2rem .6rem;
  border-radius: 20px;
}

.badge-open { background: #fdf3da; color: #92660a; }
.badge-answered { background: #e0f3f7; color: #006a80; }
.badge-resolved { background: #e3f5e9; color: #1f7a44; }

.question-text {
  color: var(--dark);
  font-size: .92rem;
  margin-bottom: .5rem;
}

.question-answer {
  background: var(--bg-light, #f7f4ee);
  border-radius: var(--radius-sm, 8px);
  padding: .6rem .8rem;
  font-size: .87rem;
  color: var(--gray-dark, #444);
  margin-bottom: .6rem;
}

.question-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
  font-size: .78rem;
  color: var(--gray);
}

/* ── Mural de Conclusões / Comunidade em Ação ────────────────────────────── */
.activity-feed-list {
  display: flex;
  flex-direction: column;
  gap: .6rem;
  margin-top: var(--space-md, .8rem);
}

.activity-item {
  display: flex;
  align-items: center;
  gap: .7rem;
}

.activity-avatar {
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--primary, #008ea8);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: .85rem;
}

.activity-content {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.activity-text {
  font-size: .85rem;
  color: var(--dark);
}

.activity-time {
  font-size: .72rem;
  color: var(--gray);
}

/* ── Mobile ───────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .timer-display { display: none !important; }
  .lesson-completed-card { padding: 1.5rem 1.2rem; }
  .questions-filters { gap: .4rem; }
  .filter-btn { font-size: .76rem; padding: .35rem .7rem; }
  .question-meta { flex-direction: column; align-items: flex-start; }
}