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

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(50px);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-15px);
    }
    60% {
        transform: translateY(-8px);
    }
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.1);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.7;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

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

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

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

@keyframes flameFlicker {
    0% {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
    100% {
        transform: scale(1.1) translateY(-3px);
        opacity: 0.8;
    }
}

@keyframes radarPulse {
    0% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(0.5);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(1.5);
    }
}

@keyframes radarSweep {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes glowPulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(99, 102, 241, 0.5);
    }
    50% {
        box-shadow: 0 0 40px rgba(99, 102, 241, 0.8);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

@keyframes choiceEnter {
    0% {
        opacity: 0;
        transform: scale(0) rotate(-180deg);
    }
    50% {
        transform: scale(1.2) rotate(10deg);
    }
    100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
}

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

@keyframes vsElectric {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

@keyframes winEffect {
    0% {
        transform: scale(1);
        filter: brightness(1);
    }
    50% {
        transform: scale(1.1);
        filter: brightness(1.5);
    }
    100% {
        transform: scale(1);
        filter: brightness(1);
    }
}

@keyframes loseEffect {
    0%, 100% {
        transform: translateY(0);
    }
    25% {
        transform: translateY(-5px) rotate(-2deg);
    }
    75% {
        transform: translateY(-5px) rotate(2deg);
    }
}

@keyframes drawEffect {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(0.95);
    }
}

@keyframes starBurst {
    0% {
        opacity: 1;
        transform: scale(0) rotate(0deg);
    }
    50% {
        opacity: 1;
        transform: scale(1.5) rotate(180deg);
    }
    100% {
        opacity: 0;
        transform: scale(2) rotate(360deg);
    }
}

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

@keyframes levelUp {
    0% {
        transform: scale(1);
    }
    25% {
        transform: scale(1.3);
    }
    50% {
        transform: scale(1.1);
    }
    75% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes ripple {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(4);
        opacity: 0;
    }
}

@keyframes typing {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

.hero-dice {
    animation: float 3s ease-in-out infinite, spin 8s linear infinite;
}

.hero-dice:hover {
    animation-play-state: paused;
}

.dice-face.front {
    transform: translateZ(60px);
}

.dice-face.back {
    transform: rotateY(180deg) translateZ(60px);
}

.dice-face.right {
    transform: rotateY(90deg) translateZ(60px);
}

.dice-face.left {
    transform: rotateY(-90deg) translateZ(60px);
}

.dice-face.top {
    transform: rotateX(90deg) translateZ(60px);
}

.dice-face.bottom {
    transform: rotateX(-90deg) translateZ(60px);
}

.choice-btn {
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.choice-btn:hover {
    animation: pulse 0.5s ease;
}

.choice-btn:active {
    animation: none;
}

.player-choice.animate {
    animation: choiceEnter 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.result-overlay.win .result-icon {
    animation: bounceIn 0.5s ease, winEffect 1s ease infinite;
}

.result-overlay.lose .result-icon {
    animation: bounceIn 0.5s ease, loseEffect 0.5s ease infinite;
}

.result-overlay.draw .result-icon {
    animation: bounceIn 0.5s ease, drawEffect 1s ease infinite;
}

.mode-card {
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.mode-card:active {
    transform: translateY(-2px) scale(0.98);
}

.nav-item {
    position: relative;
    overflow: hidden;
}

.nav-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.nav-item:hover::before {
    left: 100%;
}

.btn {
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s;
}

.btn:active::after {
    width: 200px;
    height: 200px;
}

.toast {
    animation: slideIn 0.3s ease;
}

.toast.hiding {
    animation: slideOut 0.3s ease forwards;
}

.record-card {
    transition: all 0.3s ease;
}

.record-card:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.leaderboard-item {
    transition: all 0.3s ease;
}

.leaderboard-item:hover {
    transform: translateX(5px);
}

.title-badge {
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.title-badge:active {
    transform: translateY(0) scale(0.98);
}

.podium-item.first .podium-avatar img {
    animation: glowPulse 2s ease-in-out infinite;
}

.fortune-widget {
    transition: all 0.3s ease;
}

.fortune-widget:hover .fortune-icon {
    animation: spin 1s linear infinite;
}

.streak-mode {
    position: relative;
}

.streak-mode::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent, rgba(245, 158, 11, 0.1), transparent);
    animation: shimmer 3s infinite;
    pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}