/* ============================================
   Librapp Game - Festa Theme
   ============================================ */

/* === Background Gradient === */
.game-page {
  background: var(--grad-festa-subtle), var(--bg);
  min-height: 100vh;
  transition: background 0.3s ease;
}

/* ============================================
   Categories Screen
   ============================================ */

#categories-screen {
  padding: var(--space-2xl) var(--space-lg);
  min-height: calc(100vh - 64px);
}

.categories-hero {
  text-align: center;
  margin-bottom: var(--space-2xl);
  animation: slideUp 0.5s var(--ease);
}

.categories-hero h1 {
  font-family: var(--display);
  font-size: clamp(2rem, 6vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-sm);
}

.categories-hero h1 span {
  background: var(--grad-festa);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.categories-hero p {
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 480px;
  margin: 0 auto var(--space-lg);
}

.categories-hero .stats {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

.categories-hero .stat-item {
  text-align: center;
}

.categories-hero .stat-number {
  display: block;
  font-family: var(--display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--orange);
}

.categories-hero .stat-label {
  font-size: 0.8rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Deck Selector */
.deck-selector {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.deck-btn {
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-full);
  border: 2px solid var(--border);
  background: var(--bg-card);
  color: var(--fg);
  font-family: var(--display);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--duration) var(--ease);
}

.deck-btn:hover {
  border-color: var(--orange);
  color: var(--orange);
}

.deck-btn.active {
  background: var(--grad-festa);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(255,107,53,0.3);
}

/* Player Counter */
.player-counter {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}

.player-counter-label {
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 500;
}

.player-counter-value {
  font-family: var(--display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--fg);
  min-width: 32px;
  text-align: center;
}

.player-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg-card);
  color: var(--fg);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration) var(--ease);
}

.player-btn:hover {
  border-color: var(--orange);
  color: var(--orange);
}

/* Category Grid */
#categories {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-md);
  max-width: 960px;
  margin: 0 auto;
}

.category-btn {
  background: var(--bg-card);
  border: 2px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-lg);
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.category-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--grad-festa);
  opacity: 0;
  transition: opacity var(--duration) var(--ease);
}

.category-btn:hover {
  border-color: var(--orange);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.category-btn:hover::before {
  opacity: 1;
}

.category-icon {
  display: block;
  font-size: 3rem;
  margin-bottom: var(--space-md);
}

.category-name {
  display: block;
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: var(--space-xs);
}

.category-count {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 500;
}

/* ============================================
   Game Screen Layout
   ============================================ */

#game-screen {
  padding: var(--space-md);
  min-height: calc(100vh - 64px);
}

.game-layout {
  max-width: 640px;
  margin: 0 auto;
}

/* Top Bar */
.game-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-md);
  animation: fadeIn 0.3s var(--ease);
}

.game-topbar-left {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.game-back-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--muted);
  font-size: 1.1rem;
  transition: all var(--duration) var(--ease);
}

.game-back-btn:hover {
  border-color: var(--orange);
  color: var(--orange);
}

.game-category-tag {
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--fg);
}

.game-topbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.game-score {
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--muted);
}

.game-score strong {
  color: var(--orange);
  font-size: 1.1rem;
}

/* Progress Bar */
.game-progress {
  width: 100%;
  height: 4px;
  background: var(--border);
  border-radius: 4px;
  margin-bottom: var(--space-lg);
  overflow: hidden;
}

.game-progress-bar {
  height: 100%;
  background: var(--grad-festa);
  border-radius: 4px;
  transition: width 0.4s var(--ease);
}

/* ============================================
   The Big Card
   ============================================ */

#game-card-container {
  animation: slideUp 0.4s var(--ease);
}

.game-card {
  background: var(--bg-card);
  border: 2px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Card Color Header */
.game-card-accent {
  height: 6px;
  background: var(--grad-festa);
}

/* Card Image Section */
.game-card-image {
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.game-card-image img {
  max-width: 200px;
  max-height: 200px;
  object-fit: contain;
  border-radius: var(--radius-md);
  transition: transform 0.3s ease;
}

.game-card-image img:hover {
  transform: scale(1.05);
}

.game-card-image .placeholder {
  width: 120px;
  height: 120px;
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--muted-dark);
}

/* Card Word Section */
.game-card-word-section {
  padding: var(--space-md) var(--space-lg);
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.game-card-word {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(1.8rem, 5vw, 2.5rem);
  letter-spacing: -0.02em;
  color: var(--fg);
  transition: all 0.4s var(--ease);
}

.game-card-word.hidden-word {
  color: var(--orange);
  font-size: clamp(2.2rem, 6vw, 3rem);
}

.game-card-word-label {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: var(--space-xs);
}

/* ============================================
   LIBRAS Params Section
   ============================================ */

.libras-params {
  padding: var(--space-md) var(--space-lg);
  background: var(--grad-festa-subtle);
  border-bottom: 1px solid var(--border);
}

.libras-params-title {
  font-family: var(--display);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: var(--space-sm);
}

.libras-params-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
}

.param-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  text-align: center;
  transition: all var(--duration) var(--ease);
}

.param-item:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.param-label {
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 2px;
}

.param-label.cm { color: var(--blue); }
.param-label.pa { color: var(--green); }
.param-label.mo { color: var(--purple); }
.param-label.op { color: var(--orange); }

.param-value {
  font-size: 0.75rem;
  color: var(--fg-soft);
  line-height: 1.3;
  display: block;
}

@media (max-width: 480px) {
  .libras-params-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================
   Phase Tabs
   ============================================ */

.phase-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
}

.phase-tab {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  font-family: var(--display);
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--muted);
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  position: relative;
}

.phase-tab:hover {
  color: var(--fg);
  background: var(--surface-hover);
}

.phase-tab.active {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.phase-tab .tab-number {
  display: inline-block;
  width: 20px;
  height: 20px;
  line-height: 20px;
  text-align: center;
  border-radius: 50%;
  font-size: 0.7rem;
  margin-right: 4px;
}

.phase-tab.active .tab-number {
  background: var(--grad-festa);
  color: #fff;
}

/* ============================================
   Phase Content
   ============================================ */

.phase-panel {
  padding: var(--space-lg);
  animation: fadeIn 0.3s var(--ease);
}

.phase-panel h3 {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: var(--space-sm);
  color: var(--fg);
}

.phase-panel .phase-subtitle {
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: var(--space-md);
}

/* Phase 1 - Sinal */
.phase-1 .sign-desc-box {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}

.phase-1 .sign-desc-icon {
  width: 44px;
  height: 44px;
  background: var(--grad-festa);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.phase-1 .sign-desc-text {
  font-size: 0.9rem;
  color: var(--fg-soft);
  line-height: 1.6;
  flex: 1;
}

.phase-1 .sign-desc-text strong {
  color: var(--fg);
}

/* Phase 2 - Frases */
.phase-2 .hints-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.phase-2 .hint-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  transition: all var(--duration) var(--ease);
}

.phase-2 .hint-item:hover {
  border-color: var(--blue);
}

.phase-2 .hint-number {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--grad-blue);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.75rem;
  flex-shrink: 0;
}

.phase-2 .hint-text {
  font-size: 0.9rem;
  color: var(--fg-soft);
  line-height: 1.5;
  flex: 1;
}

.phase-2 .hint-dica {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
  margin-top: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: rgba(0,119,182,0.08);
  border: 1px solid rgba(0,119,182,0.2);
  border-radius: var(--radius-md);
}

.phase-2 .hint-dica-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

.phase-2 .hint-dica-text {
  font-size: 0.8rem;
  color: var(--fg-soft);
  font-style: italic;
}

/* Phase 3 - Datilologia */
.phase-3 .fingerspelling {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: var(--space-lg);
}

.phase-3 .letter-card {
  width: 70px;
  text-align: center;
}

.phase-3 .letter-image {
  width: 60px;
  height: 60px;
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto var(--space-xs);
  transition: all var(--duration) var(--ease);
  object-fit: contain;
}

.phase-3 .letter-card:hover .letter-image {
  border-color: var(--purple);
  box-shadow: 0 0 12px rgba(107,70,193,0.2);
  transform: translateY(-2px);
}

.phase-3 .letter-label {
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--fg);
}

.phase-3 .letter-desc {
  font-size: 0.6rem;
  color: var(--muted);
  line-height: 1.3;
}

/* ============================================
   Card Footer (Braille + QR)
   ============================================ */

.game-card-footer {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--border);
  background: var(--bg);
}

/* Braille */
.braille-section {
  text-align: center;
  margin-bottom: var(--space-md);
}

.braille-label {
  font-size: 0.65rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-xs);
}

.braille-text {
  font-size: 1.6rem;
  letter-spacing: 0.25em;
  color: var(--fg);
  font-family: var(--display);
}

/* QR Codes */
.qr-row {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

.qr-item {
  text-align: center;
  width: 120px;
}

.qr-img {
  width: 100px;
  height: 100px;
  background: #fff;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  padding: 4px;
  object-fit: contain;
  transition: all var(--duration) var(--ease);
}

.qr-img:hover {
  border-color: var(--purple);
  box-shadow: 0 0 12px rgba(107,70,193,0.2);
  transform: scale(1.05);
}

.qr-label {
  font-size: 0.6rem;
  color: var(--muted);
  margin-top: 4px;
  line-height: 1.2;
}

/* ============================================
   Game Controls
   ============================================ */

.game-controls {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--space-lg);
  padding: 0 var(--space-md);
}

.game-controls .btn {
  flex: 1;
  justify-content: center;
  min-width: 120px;
}

/* ============================================
   Accessible Mode
   ============================================ */

.accessible-section {
  margin-top: var(--space-md);
  text-align: center;
}

.accessible-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  padding: var(--space-sm) var(--space-md);
  background: rgba(107,70,193,0.1);
  border: 1px solid rgba(107,70,193,0.3);
  border-radius: var(--radius-md);
}

.accessible-warning {
  font-size: 0.8rem;
  color: var(--purple);
  font-weight: 600;
}

.accessible-toggle .btn {
  font-size: 0.75rem;
  opacity: 0.6;
  padding: 4px 10px;
}

.accessible-toggle .btn:hover {
  opacity: 1;
}

/* ============================================
   Results Screen
   ============================================ */

.results-card {
  background: var(--bg-card);
  border: 2px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl) var(--space-lg);
  text-align: center;
  box-shadow: var(--shadow-card);
  animation: slideUp 0.5s var(--ease);
}

.results-card h2 {
  font-family: var(--display);
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: var(--space-sm);
  letter-spacing: -0.02em;
}

.results-card .result-category {
  color: var(--muted);
  font-size: 1rem;
  margin-bottom: var(--space-xl);
}

.score-display {
  margin-bottom: var(--space-xl);
}

.score-number {
  display: block;
  font-family: var(--display);
  font-size: 4rem;
  font-weight: 800;
  background: var(--grad-festa);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}

.score-label {
  display: block;
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: var(--space-xs);
}

.results-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.results-actions .btn {
  min-width: 160px;
}

/* ============================================
   Audio Player
   ============================================ */

.audio-play-btn {
  cursor: pointer;
}

.audio-spinner {
  display: inline-block;
  animation: pulse 1s infinite;
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 600px) {
  #categories-screen {
    padding: var(--space-lg) var(--space-md);
  }

  #categories {
    grid-template-columns: 1fr;
    max-width: 320px;
  }

  .category-btn {
    padding: var(--space-lg) var(--space-md);
  }

  .game-card-image {
    min-height: 160px;
    padding: var(--space-md);
  }

  .game-card-image img {
    max-width: 140px;
    max-height: 140px;
  }

  .libras-params {
    padding: var(--space-sm) var(--space-md);
  }

  .phase-panel {
    padding: var(--space-md);
  }

  .game-controls .btn {
    min-width: 100px;
    font-size: 0.8rem;
  }

  .results-card {
    padding: var(--space-lg) var(--space-md);
  }

  .score-number {
    font-size: 3rem;
  }
}