/**
 * SOS Solfège - Reward Effects & Animations
 * Ultra-Beautiful, Spectaculaire Visual Rewards
 */

/* ========== REWARD NOTIFICATION SYSTEM ========== */

.reward-toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9999;
  font-family: 'Poppins', sans-serif;
  animation: slideInRight 0.5s ease;
}

@keyframes slideInRight {
  from {
    transform: translateX(500px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideOutRight {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(500px);
    opacity: 0;
  }
}

/* ========== REWARD TYPES ========== */

/* MINI REWARD (1-5 XP) */
.reward-mini {
  background: white;
  border-radius: 12px;
  padding: 15px 20px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: rewardMiniEntry 0.5s ease;
}

@keyframes rewardMiniEntry {
  0% {
    opacity: 0;
    transform: scale(0.5);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

.reward-mini .emoji {
  font-size: 32px;
  animation: rewardMiniSpin 0.6s ease;
}

@keyframes rewardMiniSpin {
  0% { transform: rotate(0deg) scale(0.5); }
  50% { transform: rotate(180deg) scale(1.1); }
  100% { transform: rotate(360deg) scale(1); }
}

.reward-mini .text {
  font-size: 14px;
  color: #333;
  font-weight: 600;
}

/* GOOD REWARD (5-25 XP) */
.reward-good {
  background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
  border-radius: 15px;
  padding: 20px 25px;
  box-shadow: 0 8px 25px rgba(255, 215, 0, 0.4);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: white;
  text-align: center;
  animation: rewardGoodEntry 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes rewardGoodEntry {
  0% {
    opacity: 0;
    transform: scale(0.3) translateY(100px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.reward-good .emoji {
  font-size: 48px;
  animation: rewardGoodBounce 0.8s ease;
}

@keyframes rewardGoodBounce {
  0%, 100% { transform: translateY(0) scale(1); }
  25% { transform: translateY(-20px) scale(1.1); }
  50% { transform: translateY(0) scale(1.2); }
  75% { transform: translateY(-10px) scale(1.1); }
}

.reward-good .text {
  font-size: 16px;
  font-weight: 700;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.reward-good .xp {
  font-size: 20px;
  font-weight: 800;
  background: rgba(255, 255, 255, 0.3);
  padding: 5px 15px;
  border-radius: 20px;
}

/* GREAT REWARD (25-100 XP) */
.reward-great {
  background: linear-gradient(135deg, #667EEA 0%, #764BA2 100%);
  border-radius: 20px;
  padding: 30px;
  box-shadow: 0 15px 50px rgba(102, 126, 234, 0.5);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
  color: white;
  text-align: center;
  animation: rewardGreatEntry 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  overflow: hidden;
}

.reward-great::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
  animation: rewardGreatShine 1s ease;
}

@keyframes rewardGreatShine {
  0% { transform: translate(-100%, -100%) rotate(0deg); }
  100% { transform: translate(100%, 100%) rotate(180deg); }
}

@keyframes rewardGreatEntry {
  0% {
    opacity: 0;
    transform: scale(0.2) rotateX(90deg);
  }
  100% {
    opacity: 1;
    transform: scale(1) rotateX(0deg);
  }
}

.reward-great .emoji {
  font-size: 64px;
  animation: rewardGreatExplode 0.8s ease;
  position: relative;
  z-index: 1;
}

@keyframes rewardGreatExplode {
  0% {
    transform: scale(0) rotate(0deg);
    filter: brightness(2);
  }
  50% {
    transform: scale(1.3) rotate(180deg);
  }
  100% {
    transform: scale(1) rotate(360deg);
    filter: brightness(1);
  }
}

.reward-great .text {
  font-size: 18px;
  font-weight: 800;
  text-shadow: 3px 3px 8px rgba(0, 0, 0, 0.3);
  position: relative;
  z-index: 1;
}

.reward-great .xp {
  font-size: 28px;
  font-weight: 900;
  background: rgba(255, 255, 255, 0.25);
  padding: 8px 20px;
  border-radius: 25px;
  backdrop-filter: blur(10px);
  position: relative;
  z-index: 1;
}

/* EPIC REWARD (100+ XP) */
.reward-epic {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 300px;
  height: 300px;
  z-index: 10000;
  animation: rewardEpicEntry 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.reward-epic-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.5) 0%, rgba(118, 75, 162, 0.5) 100%);
  backdrop-filter: blur(5px);
  z-index: 9999;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes rewardEpicEntry {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0);
    filter: brightness(2) blur(20px);
  }
  50% {
    transform: translate(-50%, -50%) scale(1.1);
  }
  100% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
    filter: brightness(1) blur(0);
  }
}

.reward-epic-content {
  width: 100%;
  height: 100%;
  background: conic-gradient(from 0deg, #FF6B6B, #FFD93D, #6BCB77, #4D96FF, #A78BFA, #FF6B6B);
  border-radius: 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  color: white;
  text-align: center;
  padding: 30px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5),
              inset 0 0 30px rgba(255, 255, 255, 0.3);
  position: relative;
  overflow: hidden;
  animation: rewardEpicRotate 2s linear infinite;
}

@keyframes rewardEpicRotate {
  from { background-position: 0% 50%; }
  to { background-position: 100% 50%; }
}

.reward-epic-content::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.4) 0%, transparent 70%);
  animation: rewardEpicShine 2s ease infinite;
}

@keyframes rewardEpicShine {
  0% { transform: translate(0, 0); }
  50% { transform: translate(50%, 50%); }
  100% { transform: translate(0, 0); }
}

.reward-epic .emoji {
  font-size: 120px;
  animation: rewardEpicEmoji 1s ease;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.8));
}

@keyframes rewardEpicEmoji {
  0% {
    transform: scale(0) rotate(0deg);
    filter: drop-shadow(0 0 0 rgba(255, 255, 255, 0));
  }
  50% {
    transform: scale(1.2) rotate(180deg);
    filter: drop-shadow(0 0 30px rgba(255, 255, 255, 1));
  }
  100% {
    transform: scale(1) rotate(360deg);
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.8));
  }
}

.reward-epic .text {
  font-size: 24px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 2px;
  text-shadow: 3px 3px 8px rgba(0, 0, 0, 0.5);
  position: relative;
  z-index: 1;
  animation: rewardEpicText 0.8s ease;
}

@keyframes rewardEpicText {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.reward-epic .xp {
  font-size: 48px;
  font-weight: 900;
  background: rgba(0, 0, 0, 0.3);
  padding: 15px 30px;
  border-radius: 30px;
  backdrop-filter: blur(10px);
  position: relative;
  z-index: 1;
}

/* ========== CONFETTI EFFECT ========== */

.confetti {
  position: fixed;
  z-index: 9998;
  pointer-events: none;
}

@keyframes confettiFall {
  0% {
    opacity: 1;
    transform: translateY(0) rotateZ(0deg);
  }
  100% {
    opacity: 0;
    transform: translateY(100vh) rotateZ(720deg);
  }
}

.confetti {
  animation: confettiFall 3s ease-out forwards;
}

/* ========== PARTICLE EFFECTS ========== */

.particle {
  position: absolute;
  pointer-events: none;
}

@keyframes particleFloat {
  0% {
    opacity: 1;
    transform: translate(0, 0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(var(--tx), var(--ty)) scale(0);
  }
}

.particle {
  animation: particleFloat 1s ease-out forwards;
}

/* ========== LEVEL UP BANNER ========== */

.levelup-banner {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10001;
  animation: levelupEntry 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes levelupEntry {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.5) rotateX(-90deg);
  }
  100% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1) rotateX(0);
  }
}

.levelup-content {
  background: linear-gradient(135deg, #FFD700 0%, #FF6B6B 100%);
  border-radius: 30px;
  padding: 40px 60px;
  color: white;
  text-align: center;
  box-shadow: 0 40px 100px rgba(255, 107, 107, 0.6);
  min-width: 400px;
}

.levelup-content h1 {
  font-size: 48px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 10px;
  text-shadow: 4px 4px 8px rgba(0, 0, 0, 0.3);
  animation: levelupText 0.8s ease;
}

@keyframes levelupText {
  0% {
    opacity: 0;
    transform: translateY(-30px) rotateX(-90deg);
  }
  100% {
    opacity: 1;
    transform: translateY(0) rotateX(0);
  }
}

.levelup-emoji {
  font-size: 80px;
  margin-bottom: 15px;
  animation: levelupEmoji 1s ease;
}

@keyframes levelupEmoji {
  0% {
    transform: scale(0) rotate(-180deg);
    filter: brightness(0);
  }
  50% {
    transform: scale(1.2) rotate(90deg);
    filter: brightness(1.5);
  }
  100% {
    transform: scale(1) rotate(0deg);
    filter: brightness(1);
  }
}

/* ========== BADGE UNLOCK ANIMATION ========== */

.badge-unlock {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9997;
  animation: badgeUnlockEntry 0.5s ease;
}

@keyframes badgeUnlockEntry {
  0% {
    opacity: 0;
    transform: scale(0) rotate(180deg);
  }
  100% {
    opacity: 1;
    transform: scale(1) rotate(0deg);
  }
}

.badge-unlock-card {
  background: white;
  border-radius: 15px;
  padding: 20px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  text-align: center;
  min-width: 200px;
}

.badge-unlock-emoji {
  font-size: 60px;
  margin-bottom: 10px;
  animation: badgeUnlockEmoji 0.8s ease;
}

@keyframes badgeUnlockEmoji {
  0% {
    transform: scale(0);
    filter: brightness(0);
  }
  50% {
    transform: scale(1.2);
    filter: brightness(1.5);
  }
  100% {
    transform: scale(1);
    filter: brightness(1);
  }
}

.badge-unlock-text {
  font-size: 16px;
  color: #333;
  font-weight: 700;
  margin-bottom: 8px;
}

.badge-unlock-desc {
  font-size: 12px;
  color: #999;
}

/* ========== STREAK COUNTER ========== */

.streak-warning {
  position: fixed;
  bottom: 20px;
  left: 20px;
  z-index: 9996;
  animation: streakWarningEntry 0.5s ease;
}

@keyframes streakWarningEntry {
  0% {
    opacity: 0;
    transform: translateX(-300px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

.streak-warning-card {
  background: linear-gradient(135deg, #FF6B6B 0%, #FFD93D 100%);
  color: white;
  padding: 15px 20px;
  border-radius: 12px;
  font-weight: 600;
  box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
  display: flex;
  align-items: center;
  gap: 10px;
}

.streak-warning-emoji {
  font-size: 28px;
  animation: streakWarningPulse 1s ease infinite;
}

@keyframes streakWarningPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

/* ========== CHEST OPENING ========== */

.chest-opening {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10000;
}

.chest-box {
  width: 200px;
  height: 150px;
  background: linear-gradient(135deg, #D4AF37 0%, #FFD700 50%, #FFA500 100%);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 80px;
  box-shadow: 0 20px 60px rgba(212, 175, 55, 0.6),
              inset -5px -5px 15px rgba(0, 0, 0, 0.2),
              inset 5px 5px 15px rgba(255, 255, 255, 0.3);
  animation: chestOpening 0.8s ease;
  position: relative;
  overflow: hidden;
}

.chest-box::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.5) 0%, transparent 70%);
  animation: chestShine 1s ease infinite;
}

@keyframes chestOpening {
  0% {
    transform: scale(0) rotateY(0deg);
    filter: brightness(0);
  }
  50% {
    transform: scale(1.1) rotateY(90deg);
    filter: brightness(1.5);
  }
  100% {
    transform: scale(1) rotateY(360deg);
    filter: brightness(1);
  }
}

@keyframes chestShine {
  0% { transform: translate(-100%, -100%); }
  50% { transform: translate(50%, 50%); }
  100% { transform: translate(-100%, -100%); }
}

/* ========== SCREEN SHAKE (EPIC) ========== */

@keyframes screenShake {
  0%, 100% { transform: translate(0, 0); }
  10% { transform: translate(-5px, -5px); }
  20% { transform: translate(5px, 5px); }
  30% { transform: translate(-5px, 5px); }
  40% { transform: translate(5px, -5px); }
  50% { transform: translate(-3px, -3px); }
  60% { transform: translate(3px, 3px); }
  70% { transform: translate(-3px, 3px); }
  80% { transform: translate(3px, -3px); }
  90% { transform: translate(-2px, -2px); }
}

.screen-shake {
  animation: screenShake 0.5s ease;
}

/* ========== RESPONSIVE ========== */

@media (max-width: 768px) {
  .reward-mini {
    right: 10px !important;
    bottom: 10px !important;
  }

  .reward-epic-content {
    min-width: 250px;
  }

  .reward-epic-content h1 {
    font-size: 36px;
  }

  .reward-epic .emoji {
    font-size: 80px;
  }

  .levelup-content {
    min-width: 300px;
    padding: 30px 40px;
  }

  .levelup-content h1 {
    font-size: 36px;
  }

  .levelup-emoji {
    font-size: 60px;
  }
}

/* ========== ACCESSIBILITY ========== */

@media (prefers-reduced-motion: reduce) {
  .reward-mini,
  .reward-good,
  .reward-great,
  .reward-epic,
  .levelup-banner,
  .badge-unlock,
  .streak-warning,
  .chest-opening {
    animation: none;
  }

  .reward-mini .emoji,
  .reward-good .emoji,
  .reward-great .emoji,
  .reward-epic .emoji,
  .levelup-emoji,
  .badge-unlock-emoji,
  .streak-warning-emoji {
    animation: none;
  }
}