/* ============================================================
   Language Community — Aulas, Jogos & Gestão (css/learning.css)
   Catálogo por níveis, detail de unidades, player de jogos e gestor
   ============================================================ */

/* ---------- Cabeçalho das secções ---------- */
.section-head {
  margin-bottom: 1.5rem;
}

.section-head__title {
  font-size: var(--font-size-2xl);
}

.section-head__sub {
  margin-top: 0.3rem;
  color: rgba(255, 255, 255, 0.65);
}

/* ---------- Secção por nível ---------- */
.level-section {
  margin-bottom: 1.75rem;
}

.level-head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
}

.level-chip {
  display: inline-grid;
  place-items: center;
  min-width: 42px;
  height: 30px;
  padding: 0 0.5rem;
  border-radius: var(--radius-pill);
  background-color: var(--accent-gold);
  color: var(--bg-dark);
  font-weight: 800;
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}

.level-head__name {
  font-size: 1.15rem;
  color: var(--bg-light);
}

.lesson-list {
  display: grid;
  gap: 0.85rem;
}

/* ---------- Card de recurso (aula/jogo) ---------- */
.lesson-card,
.game-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1rem 1.2rem;
  background-color: var(--card-bg);
  color: var(--text-primary);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.lesson-card.is-locked,
.game-card.is-locked {
  opacity: 0.82;
}

.lesson-card__body,
.game-card__body {
  flex: 1;
  min-width: 200px;
}

.lesson-card__title-row,
.game-card__title-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.lesson-card__title,
.game-card__title {
  font-size: 1.02rem;
  color: var(--text-primary);
}

.lesson-card__desc,
.game-card__desc {
  margin-top: 0.2rem;
  font-size: 0.87rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.game-card__best {
  margin-top: 0.35rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: #c77700;
}

.lesson-card__cta,
.game-card__cta {
  flex-shrink: 0;
  font-size: var(--font-size-sm);
}

/* ---------- Detalhe da aula ---------- */
.lesson-back {
  margin-bottom: 1rem;
}

.lesson-detail {
  background-color: var(--card-bg);
  color: var(--text-primary);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-card);
}

.lesson-detail__head {
  padding-bottom: 0.75rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid var(--card-border);
}

.lesson-detail__title {
  font-size: 1.3rem;
  color: var(--text-primary);
}

.lesson-detail__desc {
  margin-top: 0.3rem;
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.lesson-detail__empty {
  color: var(--text-secondary);
}

.lesson-paywall-vline {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

/* ---------- Unidades ---------- */
.unit-block {
  margin-top: 1rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--card-border);
}

.unit-block__head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.7rem;
}

.unit-block__index {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background-color: var(--surface-gray);
  color: var(--text-secondary);
  font-weight: 800;
  font-size: 0.8rem;
}

.unit-block__title {
  font-size: 1rem;
  color: var(--text-primary);
}

/* ---------- Diálogo (balões) ---------- */
.dialogue {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.dialogue__line {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  max-width: 88%;
}

.dialogue__line--native {
  align-self: flex-start;
}

.dialogue__line--student {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.dialogue__role {
  flex-shrink: 0;
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.3rem 0.5rem;
  border-radius: var(--radius-pill);
  background-color: var(--surface-gray);
  color: var(--text-secondary);
}

.dialogue__line--student .dialogue__role {
  background-color: var(--accent-gold-soft);
  color: #c77700;
}

.dialogue__text {
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-md);
  background-color: #f5f5f5;
  color: var(--text-primary);
  font-size: 0.92rem;
  word-break: break-word;
}

.dialogue__line--student .dialogue__text {
  background-color: #fff4de;
}

.unit-tip {
  margin-top: 0.85rem;
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius-md);
  background-color: var(--accent-gold-soft);
  border: 1px solid rgba(252, 163, 17, 0.35);
  font-size: 0.88rem;
  color: var(--text-primary);
}

/* ---------- Jogos: catálogo ---------- */
.game-list {
  display: grid;
  gap: 0.85rem;
}

/* ---------- Player do jogo (iframe sandbox) ---------- */
.game-player__bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.9rem;
}

.game-player__name {
  font-size: 1.05rem;
  color: var(--bg-light);
}

.game-player__spacer {
  flex: 1;
}

.game-frame {
  display: block;
  width: 100%;
  height: min(72vh, 640px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-lg);
  background-color: var(--bg-deep);
}

.game-player__status {
  margin-top: 0.75rem;
}

/* ---------- Gestor de jogos (admin) ---------- */
.gm-form {
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--card-border);
}

.gm-form .creator__input {
  margin-bottom: 0.6rem;
}

.gm-list-wrap {
  margin-top: 0.4rem;
}

.gm-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.gm-empty {
  border-color: var(--card-border);
  background-color: #fafafa;
}

.gm-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  flex-wrap: wrap;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  background-color: #fafafa;
}

.gm-row__info {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  flex: 1;
  min-width: 160px;
}

.gm-row__info .badge-premium {
  align-self: flex-start;
  margin-top: 0.2rem;
}

.gm-row__desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.gm-row__url {
  font-size: 0.78rem;
  color: var(--text-secondary);
  background-color: var(--surface-gray);
  padding: 0.2rem 0.45rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.gm-row__actions {
  display: flex;
  gap: 0.5rem;
}

.gm-row__actions .btn {
  font-size: var(--font-size-sm);
  padding: 0.4rem 0.8rem;
}

.gm-status {
  margin-top: 0.5rem;
}

/* ---------- Responsivo ---------- */
@media (max-width: 560px) {
  .dialogue__line {
    max-width: 96%;
  }

  .game-frame {
    height: min(64vh, 520px);
  }
}