/* ══════════════════════════════════════════════════════════
   Miculscolar — game pages
   Shared shell for every exercise, with a light subject tint.
   ══════════════════════════════════════════════════════════ */

body[data-subject='romana'] {
  --subject: var(--coral);
  --subject-dark: var(--coral-dark);
  --subject-soft: var(--coral-soft);
}

body[data-subject='matematica'] {
  --subject: var(--primary);
  --subject-dark: var(--primary-dark);
  --subject-soft: var(--primary-soft);
}

body[data-subject='logica'] {
  --subject: var(--accent);
  --subject-dark: var(--accent-dark);
  --subject-soft: var(--accent-soft);
}

body[data-subject='stiinte'] {
  --subject: var(--warm);
  --subject-dark: var(--warm-dark);
  --subject-soft: var(--warm-soft);
}

.game-page {
  width: min(940px, calc(100% - 28px));
  margin: 0 auto;
  padding: 12px 0 40px;
  animation: fade-up 0.4s ease both;
}

/* ── Top bar ── */
.game-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow-sm);
  color: var(--ink);
  font-size: 0.85rem;
  font-weight: 900;
  transition: transform 0.15s ease, background 0.15s ease;
}

.back-link:hover {
  transform: translateX(-3px);
  background: var(--primary-soft);
}

.game-grade {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 6px 5px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow-sm);
}

.game-grade-label {
  color: var(--ink-faint);
  font-size: 0.66rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.grade-switcher {
  display: flex;
  gap: 2px;
}

.grade-switcher button {
  padding: 6px 10px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--ink-soft);
  font-size: 0.74rem;
  font-weight: 900;
  cursor: pointer;
  transition: background 0.14s ease, color 0.14s ease;
}

.grade-switcher button:hover {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.grade-switcher button[aria-pressed='true'] {
  background: var(--ink);
  color: #fff;
}

/* ── Header ── */
.game-header-card,
.instruction-card,
.game-footer-bar {
  border: 1px solid rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
}

.game-header-card {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 4vw, 30px);
  margin-bottom: 14px;
  border-radius: 28px;
  background:
    radial-gradient(24rem 12rem at 100% -20%, var(--subject-soft, var(--primary-soft)), transparent 70%),
    linear-gradient(135deg, #fff 0%, #fbfdfc 60%, var(--subject-soft, var(--primary-soft)) 160%);
}

.game-header-card::after {
  content: '';
  position: absolute;
  top: -44px;
  right: -44px;
  width: 150px;
  height: 150px;
  border: 24px solid var(--subject-soft, var(--primary-soft));
  border-radius: 50%;
  opacity: 0.7;
  pointer-events: none;
}

.game-header-card .badge {
  position: relative;
  z-index: 1;
  background: var(--subject-soft, var(--primary-soft));
  border-color: transparent;
  color: var(--subject-dark, var(--primary-dark));
}

.game-header-card h1 {
  position: relative;
  z-index: 1;
  margin: 11px 0 8px;
  font-size: clamp(1.8rem, 4.4vw, 2.55rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.game-header-card p {
  position: relative;
  z-index: 1;
  max-width: 62ch;
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.97rem;
  font-weight: 600;
  line-height: 1.55;
}

/* ── Instruction card ── */
.instruction-card {
  padding: clamp(18px, 3vw, 24px);
  margin-bottom: 14px;
  border-radius: 24px;
}

.instruction-card + .instruction-card {
  margin-top: -2px;
}

.instruction-label {
  margin-bottom: 11px;
  color: var(--ink-faint);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.prompt-box {
  padding: clamp(16px, 3vw, 22px);
  border: 1px solid var(--subject-soft, var(--primary-soft));
  border-radius: 20px;
  background: linear-gradient(180deg, #fff, #f9fcfb);
  color: var(--ink);
  text-align: center;
  font-size: clamp(1.2rem, 3vw, 1.75rem);
  font-weight: 900;
  line-height: 1.35;
}

.prompt-box.large {
  font-size: clamp(1.7rem, 5vw, 2.5rem);
}

.helper-line {
  margin-top: 12px;
  color: var(--ink-soft);
  font-size: 0.84rem;
  font-weight: 800;
  text-align: center;
}

/* ── Answers ── */
.options-grid,
.answers-grid,
.shape-options,
.body-parts-grid,
.categories-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.options-grid,
.answers-grid {
  margin-top: 2px;
}

.option-btn,
.answer-btn {
  position: relative;
  padding: 17px 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fff;
  color: var(--ink);
  font-size: 1.02rem;
  font-weight: 800;
  line-height: 1.35;
  text-align: center;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: transform 0.13s ease, box-shadow 0.13s ease, border-color 0.13s ease, background 0.13s ease;
}

.answer-btn {
  text-align: left;
}

.option-btn:hover:not(:disabled),
.answer-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  border-color: var(--subject, var(--primary));
  background: #fbfdfc;
  box-shadow: var(--shadow-md);
}

.option-btn:active:not(:disabled),
.answer-btn:active:not(:disabled) {
  transform: scale(0.985);
}

.option-btn:disabled,
.answer-btn:disabled {
  cursor: default;
  opacity: 0.55;
}

.option-btn.is-correct,
.option-btn.correct,
.answer-btn.correct {
  border-color: var(--success);
  background: var(--success-soft);
  color: var(--success);
  opacity: 1;
}

.option-btn.is-wrong,
.option-btn.wrong,
.answer-btn.wrong {
  border-color: var(--error);
  background: var(--error-soft);
  color: var(--error);
  opacity: 1;
}

.option-btn.selected {
  border-color: var(--subject, var(--primary));
  background: var(--subject-soft, var(--primary-soft));
  color: var(--subject-ink, var(--ink));
  opacity: 1;
}

.sequence-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(78px, 1fr));
  gap: 10px;
}

.sequence-cell {
  display: grid;
  place-items: center;
  min-height: 82px;
  border: 2px solid var(--subject-soft, var(--primary-soft));
  border-radius: 18px;
  background: #fff;
  box-shadow: var(--shadow-sm);
  font-size: clamp(1.35rem, 4vw, 1.9rem);
  font-weight: 900;
  transition: transform 0.12s ease, border-color 0.12s ease;
}

.sequence-cell:hover {
  transform: scale(1.03);
  border-color: var(--subject, var(--primary));
}

/* ── Footer bar ── */
.game-footer-bar {
  position: sticky;
  bottom: 10px;
  z-index: 35;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 18px;
  padding: 12px 14px;
  border-radius: 20px;
}

.game-footer-bar > div {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 13px;
  border-radius: 999px;
  background: var(--subject-soft, var(--primary-soft));
  color: var(--subject-dark, var(--primary-dark));
  font-size: 0.86rem;
  font-weight: 800;
  white-space: nowrap;
}

.game-footer-bar > div strong {
  color: var(--ink-soft);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.game-footer-bar > div span {
  font-size: 1rem;
  font-weight: 900;
}

.game-footer-bar .primary-btn,
.game-footer-bar .secondary-btn {
  padding: 10px 18px;
}

/* ── Shared game components ── */
.memory-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.memory-card {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 2px solid var(--border);
  border-radius: 18px;
  background: #fff;
  box-shadow: var(--shadow-sm);
  font-size: 1.8rem;
  cursor: pointer;
  transition: transform 0.1s ease, background 0.15s ease, border-color 0.15s ease;
}

.memory-card:hover:not(:disabled) {
  transform: translateY(-2px);
  border-color: var(--subject, var(--primary));
}

.memory-card.flipped {
  border-color: var(--subject, var(--primary));
  background: var(--subject-soft, var(--primary-soft));
}

.memory-card.matched {
  border-color: rgba(22, 143, 86, 0.35);
  background: var(--success-soft);
  opacity: 0.55;
  cursor: default;
}

.word-tile,
.word-slot {
  padding: 10px 14px;
  border: 2px solid var(--subject-soft, var(--primary-soft));
  border-radius: 14px;
  background: #fff;
  font-weight: 800;
  text-align: center;
  transition: transform 0.1s ease, border-color 0.1s ease;
}

.word-tile {
  cursor: pointer;
  user-select: none;
}

.word-tile:hover {
  transform: translateY(-2px);
  border-color: var(--subject, var(--primary));
}

.word-tile.used {
  opacity: 0.35;
  cursor: default;
}

.word-slot.empty {
  border-style: dashed;
  color: var(--ink-faint);
  cursor: pointer;
}

.word-slot.filled {
  border-color: var(--subject, var(--primary));
  background: var(--subject-soft, var(--primary-soft));
}

.category-btn,
.body-part-btn,
.shape-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 12px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fff;
  color: var(--ink);
  font-weight: 800;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: transform 0.13s ease, border-color 0.13s ease, box-shadow 0.13s ease;
}

.category-btn:hover,
.body-part-btn:hover,
.shape-option:hover {
  transform: translateY(-2px);
  border-color: var(--subject, var(--primary));
  box-shadow: var(--shadow-md);
}

.category-btn.correct,
.body-part-btn.correct,
.shape-option.correct {
  border-color: var(--success);
  background: var(--success-soft);
}

.category-btn.wrong,
.body-part-btn.wrong,
.shape-option.wrong {
  border-color: var(--error);
  background: var(--error-soft);
}

.sudoku-board {
  box-shadow: var(--shadow-md);
}

.sudoku-cell.selected {
  background: var(--accent-soft);
}

.reading-text {
  border: 1px solid var(--subject-soft, var(--primary-soft));
}

/* ── Responsive ── */
@media (max-width: 720px) {
  .game-page {
    width: min(100% - 20px, 100%);
  }

  .game-topbar {
    gap: 8px;
  }

  .game-grade {
    padding-left: 6px;
  }

  .game-grade-label {
    display: none;
  }

  .grade-switcher button {
    padding: 6px 8px;
    font-size: 0.7rem;
  }

  .options-grid,
  .answers-grid,
  .shape-options,
  .body-parts-grid,
  .categories-grid {
    grid-template-columns: 1fr;
  }

  .game-footer-bar {
    position: static;
  }
}

@media (max-width: 480px) {
  .game-header-card {
    border-radius: 22px;
  }

  .instruction-card {
    border-radius: 20px;
  }

  .back-link {
    font-size: 0.78rem;
    padding: 8px 12px;
  }

  .grade-switcher button {
    padding: 5px 7px;
  }
}