/* Animations layer - @keyframes and animation-triggering classes */
@layer animations {
  @keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
  }

  @keyframes spin {
    to { transform: rotate(360deg); }
  }

  @keyframes timer-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
  }

  @keyframes score-pop {
    0% { transform: scale(1); }
    50% { transform: scale(1.4); color: var(--color-success); }
    100% { transform: scale(1); }
  }

  @keyframes result-slide-in {
    0% { opacity: 0; transform: translateY(10px); }
    100% { opacity: 1; transform: translateY(0); }
  }

  @keyframes setting-pulse {
    0% {
      box-shadow: 0 0 0 0 rgba(79, 70, 229, 0.4);
    }
    70% {
      box-shadow: 0 0 0 10px rgba(79, 70, 229, 0);
    }
    100% {
      box-shadow: 0 0 0 0 rgba(79, 70, 229, 0);
    }
  }

  /* Animation applications */
  .status.connecting .status-dot {
    animation: pulse 1s infinite;
  }

  .spinner {
    animation: spin 0.8s linear infinite;
  }

  .spinner-small {
    animation: spin 0.6s linear infinite;
  }

  .timer-urgent {
    animation: timer-pulse 0.5s ease-in-out infinite;
  }

  .score-changed {
    animation: score-pop 0.4s ease-out;
  }

  .setting-changed {
    animation: setting-pulse 0.5s ease-out;
  }

  /* Result card entry animation */
  .round-result-win,
  .round-result-lose,
  .round-result-miss,
  .round-result-timeout {
    animation: result-slide-in 0.3s ease-out;
  }

  @keyframes mascot-float {
    0% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0); }
  }

  @keyframes mascot-bounce {
    0% { transform: translateY(0) scale(1, 1); }
    10% { transform: translateY(-10px) scale(0.9, 1.1); }
    30% { transform: translateY(-30px) scale(1.1, 0.9); }
    50% { transform: translateY(0) scale(1.05, 0.95); }
    60% { transform: translateY(-10px) scale(1, 1); }
    80% { transform: translateY(0) scale(0.95, 1.05); }
    100% { transform: translateY(0) scale(1, 1); }
  }

  @keyframes mascot-blink {
    0%, 92%, 100% { transform: scaleY(1); }
    95%, 97% { transform: scaleY(0.05); }
  }

  @keyframes mascot-look-around {
    0%, 80%, 100% { transform: translateX(0); }
    40% { transform: translateX(-2px); }
    60% { transform: translateX(2px); }
  }

  /* Mascot eye idle animations - targets eye circles, not SVG body */
  .mascot-eye {
    transform-origin: center;
    animation: mascot-blink 4s ease-in-out infinite,
               mascot-look-around 8s ease-in-out infinite;
  }

  @keyframes winner-entrance {
    0% { opacity: 0; transform: scale(0.8); }
    50% { transform: scale(1.05); }
    100% { opacity: 1; transform: scale(1); }
  }

  /* Single Player Lobby Animations */
  @keyframes sp-mascot-bob {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
  }

  @keyframes sp-btn-pulse {
    0%, 100% { box-shadow: var(--shadow-button), 0 0 0 0 rgba(42, 144, 96, 0.4); }
    50% { box-shadow: var(--shadow-button), 0 0 0 8px rgba(42, 144, 96, 0); }
  }

  @keyframes start-match-glow {
    0%, 100% {
      box-shadow: var(--shadow-lg), 0 0 20px rgba(42, 144, 96, 0.6), 0 0 40px rgba(42, 144, 96, 0.4);
    }
    50% {
      box-shadow: var(--shadow-lg), 0 0 30px rgba(42, 144, 96, 0.8), 0 0 60px rgba(42, 144, 96, 0.5);
    }
  }

  @keyframes calc-op-glow {
    0%, 100% {
      box-shadow: 0 0 8px rgba(42, 144, 96, 0.5), 0 0 16px rgba(42, 144, 96, 0.3);
    }
    50% {
      box-shadow: 0 0 14px rgba(42, 144, 96, 0.7), 0 0 28px rgba(42, 144, 96, 0.4);
    }
  }

  @keyframes sp-mascot-excited {
    0% { transform: translateY(0) scale(1); }
    25% { transform: translateY(-15px) scale(1.1); }
    50% { transform: translateY(-5px) scale(0.95); }
    75% { transform: translateY(-20px) scale(1.05); }
    100% { transform: translateY(0) scale(1); }
  }

  /* Single Player Stats Footer */
  @keyframes sp-stats-pop {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
  }

  @keyframes sp-feedback-flash {
    0% { opacity: 0; transform: scale(0.8); }
    20% { opacity: 1; transform: scale(1.1); }
    40% { transform: scale(1); }
    100% { opacity: 1; }
  }

  @keyframes sp-feedback-hide {
    0% { opacity: 1; }
    100% { opacity: 0; }
  }

  .sp-stats-pop {
    animation: sp-stats-pop 0.3s ease-out;
  }

  /* Single Player End-of-Match Summary */
  .sp-end-match {
    padding-bottom: 100px;
  }

  .sp-summary-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    padding: var(--space-4);
    margin-bottom: var(--space-3);
    box-shadow: var(--shadow-md);
  }

  .sp-summary-card h3 {
    font-size: var(--text-base);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-3);
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: var(--space-2);
  }

  .sp-summary-card h3 .card-icon {
    font-size: var(--text-lg);
  }

  .sp-match-header {
    text-align: center;
    padding: var(--space-4) 0;
  }

  .sp-match-header .big-score {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
    color: var(--color-primary);
    margin: var(--space-2) 0;
  }

  .sp-match-header .accuracy-label {
    font-size: var(--text-lg);
    color: var(--color-text-light);
  }

  .sp-match-header .time-label {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-top: var(--space-1);
  }

  .sp-bests-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
  }

  .sp-best-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--color-neutral-100);
  }

  .sp-best-item:last-child {
    border-bottom: none;
  }

  .sp-best-label {
    font-size: var(--text-sm);
    color: var(--color-text-light);
  }

  .sp-best-values {
    display: flex;
    align-items: center;
    gap: var(--space-2);
  }

  .sp-best-current {
    font-weight: var(--font-bold);
    color: var(--color-text);
  }

  .sp-best-previous {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
  }

  .sp-best-item.new-best {
    background: rgba(42, 144, 96, 0.1);
    border-radius: var(--radius-md);
    padding: var(--space-2);
    margin: 0 calc(-1 * var(--space-2));
    padding-left: var(--space-2);
    padding-right: var(--space-2);
  }

  .sp-best-item.new-best .sp-best-current {
    color: var(--color-success);
  }

  .sp-new-best-badge {
    font-size: var(--text-xs);
    background: var(--color-success);
    color: white;
    padding: 2px 6px;
    border-radius: var(--radius-full);
    font-weight: var(--font-bold);
  }

  .sp-close-miss {
    font-size: var(--text-xs);
    color: var(--color-warning);
    font-weight: var(--font-medium);
  }

  .sp-rounds-list {
    max-height: 200px;
    overflow-y: auto;
  }

  .sp-round-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2);
    border-bottom: 1px solid var(--color-neutral-100);
  }

  .sp-round-item:last-child {
    border-bottom: none;
  }

  .sp-round-num {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    min-width: 1.5rem;
  }

  .sp-round-badge {
    font-size: var(--text-xs);
    padding: 2px 6px;
    border-radius: var(--radius-full);
    font-weight: var(--font-semibold);
    text-transform: capitalize;
  }

  .sp-round-result {
    margin-left: auto;
    font-weight: var(--font-bold);
    font-size: var(--text-sm);
  }

  .sp-round-result.correct {
    color: var(--color-success);
  }

  .sp-round-result.wrong {
    color: var(--color-danger);
  }

  .sp-round-time {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
  }

  .sp-insights-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
  }

  .sp-insight-item {
    text-align: center;
    padding: var(--space-3);
    background: var(--color-neutral-50);
    border-radius: var(--radius-lg);
  }

  .sp-insight-label {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    text-transform: uppercase;
    margin-bottom: var(--space-1);
  }

  .sp-insight-value {
    font-weight: var(--font-bold);
    color: var(--color-text);
  }

  .sp-insight-value.strongest {
    color: var(--color-success);
  }

  .sp-insight-value.weakest {
    color: var(--color-danger);
  }

  .sp-tips-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-top: var(--space-2);
  }

  .sp-tip-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-text-light);
    padding: var(--space-2);
    background: var(--color-neutral-50);
    border-radius: var(--radius-md);
  }

  .sp-tip-icon {
    color: var(--color-info);
  }

  .sp-fixed-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-4) 0;
    margin-top: var(--space-4);
  }

  @media (min-width: 768px) {
    .sp-fixed-actions {
      flex-direction: row;
      justify-content: center;
      gap: var(--space-4);
    }
  }

  @keyframes sp-card-entrance {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0); }
  }

  .sp-summary-card {
    animation: sp-card-entrance 0.4s ease-out backwards;
  }

  .sp-summary-card:nth-child(1) { animation-delay: 0.1s; }
  .sp-summary-card:nth-child(2) { animation-delay: 0.2s; }
  .sp-summary-card:nth-child(3) { animation-delay: 0.3s; }
  .sp-summary-card:nth-child(4) { animation-delay: 0.4s; }

  /* Streak Flame Animation */
  .streak-flame {
    display: none;
    width: 1.2em;
    height: 1.2em;
    background: radial-gradient(ellipse at bottom, #FF9600 0%, #cc4422 60%, transparent 80%);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    filter: blur(1px);
    transform-origin: bottom center;
    vertical-align: middle;
    margin-right: 0.1em;
  }

  .streak-flame.flame--low {
    display: inline-block;
    width: 1.2em;
    height: 1.2em;
    animation: flame-flicker 0.3s ease-in-out infinite alternate;
  }

  .streak-flame.flame--medium {
    display: inline-block;
    width: 1.5em;
    height: 1.5em;
    background: radial-gradient(ellipse at bottom, #FF9600 0%, #cc4422 50%, transparent 75%);
    animation: flame-flicker 0.2s ease-in-out infinite alternate;
  }

  .streak-flame.flame--high {
    display: inline-block;
    width: 1.8em;
    height: 1.8em;
    background: radial-gradient(ellipse at bottom, #cc4422 0%, #CC0000 50%, transparent 70%);
    filter: blur(1px) drop-shadow(0 0 4px rgba(204, 68, 34, 0.6));
    animation: flame-flicker 0.15s ease-in-out infinite alternate;
  }

  @keyframes flame-flicker {
    0% { transform: scaleY(1) scaleX(1); opacity: 0.9; }
    50% { transform: scaleY(1.1) scaleX(0.95); opacity: 1; }
    100% { transform: scaleY(0.95) scaleX(1.05); opacity: 0.85; }
  }

  /* Streak Callout Animation */
  .streak-callout {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-display);
    font-weight: var(--font-bold);
    font-size: var(--text-lg);
    color: var(--color-accent);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    white-space: nowrap;
    pointer-events: none;
    animation: streak-callout-float 1.5s ease-out forwards;
    margin-bottom: var(--space-2);
  }

  @keyframes streak-callout-float {
    0% { opacity: 1; transform: translateX(-50%) translateY(0) scale(0.8); }
    30% { opacity: 1; transform: translateX(-50%) translateY(-20px) scale(1.1); }
    100% { opacity: 0; transform: translateX(-50%) translateY(-60px) scale(1); }
  }

  /* Share Toast */
  .share-toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-surface);
    color: var(--color-text);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    animation: shareToastFade 2s ease-in-out;
    z-index: var(--z-toast);
  }

  @keyframes shareToastFade {
    0%, 100% { opacity: 0; }
    15%, 85% { opacity: 1; }
  }

  /* Button Accent (for Share Results) */
  .btn-accent {
    background: var(--color-accent);
    color: white;
  }

  .btn-accent:hover:not(:disabled) {
    background: var(--color-accent-dark);
  }
}

/* Sprint Waiting Overlay */
.sprint-waiting {
  text-align: center;
  padding: 2rem;
}
.sprint-waiting-content h2 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}
.sprint-waiting-score {
  font-size: 1.2rem;
  font-weight: bold;
}
.sprint-waiting-msg {
  opacity: 0.7;
  animation: pulse-opacity 1.5s ease-in-out infinite;
}
@keyframes pulse-opacity {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 0.3; }
}

/* Sprint progress on player cards */
.player-card-progress {
  font-size: 0.7em;
  opacity: 0.6;
  margin-left: 0.25rem;
}

/* Squad Waiting Dots */
.squad-waiting {
  text-align: center;
  padding: 1rem;
  font-size: 1.2rem;
}
.squad-dots {
  font-size: 1.5rem;
  letter-spacing: 0.3rem;
  display: block;
  margin-bottom: 0.5rem;
}
.squad-count {
  opacity: 0.7;
  font-size: 0.9rem;
}

/* Squad Results Card */
.squad-results-card {
  background: var(--card-bg, #fff);
  border-radius: 1rem;
  padding: 1.5rem;
  margin: 1rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  cursor: pointer;
}
.squad-results-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin: 1rem 0;
}
.squad-result-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem;
  border-radius: 0.5rem;
}
.squad-result-row.correct {
  background: rgba(76, 175, 80, 0.1);
}
.squad-result-row.wrong {
  background: rgba(244, 67, 54, 0.1);
}
.result-icon {
  font-size: 1.2rem;
  width: 1.5rem;
}
.result-name {
  flex: 1;
}
.result-points {
  font-weight: bold;
}
.squad-correct-answer {
  text-align: center;
  margin-top: 0.5rem;
  opacity: 0.7;
  font-style: italic;
}

/* Mascot Encouraging Animation (for needs_practice tier) */
.mascot-encouraging .mascot-body {
  animation: mascot-encourage 1s ease-in-out infinite;
}

@keyframes mascot-encourage {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.mascot-encouraging .mascot-speech-bubble,
.mascot-encouraging #mascotBubble {
  background: #FFF3E0;
  border-color: #FFB74D;
}

/* History page */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-box {
  background: var(--bg);
  border-radius: 8px;
  padding: 1rem;
  text-align: center;
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary);
}

.stat-value.win { color: var(--success); }
.stat-value.loss { color: var(--danger); }

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.match-item {
  background: var(--bg);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 0.75rem;
}

.match-item:last-child {
  margin-bottom: 0;
}

.match-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.match-date {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.match-result {
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  font-weight: 600;
}

.match-result.won {
  background: var(--success);
  color: white;
}

.match-result.lost {
  background: var(--text-muted);
  color: var(--bg);
}

.match-players {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.match-player {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.match-player-score {
  color: var(--text-muted);
}

.match-player.winner {
  color: var(--success);
}

.match-player.me {
  font-weight: 600;
}

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.back-link:hover {
  color: var(--primary);
}

.danger-zone {
  border-color: var(--danger);
  margin-top: 2rem;
}

.danger-zone h2 {
  color: var(--danger);
}