/* Weather Mood - Animation Styles */

/* Core Animation Utilities */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-20px);
    }
}

@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromTop {
    from {
        opacity: 0;
        transform: translateY(-100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInFromBottom {
    from {
        opacity: 0;
        transform: translateY(100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scale Animations */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes scaleOut {
    from {
        opacity: 1;
        transform: scale(1);
    }
    to {
        opacity: 0;
        transform: scale(0.5);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translateY(0);
    }
    40%, 43% {
        transform: translateY(-30px);
    }
    70% {
        transform: translateY(-15px);
    }
    90% {
        transform: translateY(-4px);
    }
}

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

@keyframes wobble {
    0% { transform: translateX(0%); }
    15% { transform: translateX(-25%) rotate(-5deg); }
    30% { transform: translateX(20%) rotate(3deg); }
    45% { transform: translateX(-15%) rotate(-3deg); }
    60% { transform: translateX(10%) rotate(2deg); }
    75% { transform: translateX(-5%) rotate(-1deg); }
    100% { transform: translateX(0%); }
}

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

/* Game-specific Animations */

/* Score Animation */
@keyframes scorePop {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.3);
        color: #FFD700;
        text-shadow: 0 0 10px rgba(255, 215, 0, 0.8);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes scoreGlow {
    0%, 100% {
        text-shadow: 0 0 5px rgba(255, 255, 255, 0.5);
    }
    50% {
        text-shadow: 0 0 20px rgba(255, 215, 0, 0.8), 0 0 30px rgba(255, 215, 0, 0.6);
    }
}

/* Combo Animation */
@keyframes comboText {
    0% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.5) rotate(-10deg);
    }
    20% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.2) rotate(0deg);
    }
    80% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.1) rotate(0deg);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.8) translateY(-50px) rotate(5deg);
    }
}

@keyframes comboGlow {
    0%, 100% { filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.5)); }
    50% { filter: drop-shadow(0 0 20px rgba(255, 100, 100, 0.8)); }
}

/* Game Board Animations */
@keyframes boardShake {
    0%, 100% { transform: translateX(0) translateY(0); }
    25% { transform: translateX(-2px) translateY(-2px); }
    50% { transform: translateX(2px) translateY(2px); }
    75% { transform: translateX(-2px) translateY(2px); }
}

@keyframes tileMatch {
    0% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
    50% {
        transform: scale(1.2) rotate(180deg);
        opacity: 0.8;
    }
    100% {
        transform: scale(0) rotate(360deg);
        opacity: 0;
    }
}

@keyframes tileMismatch {
    0%, 100% {
        transform: translateX(0);
        filter: hue-rotate(0deg);
    }
    25% {
        transform: translateX(-5px);
        filter: hue-rotate(20deg);
    }
    75% {
        transform: translateX(5px);
        filter: hue-rotate(-20deg);
    }
}

/* Particle Animations */
@keyframes particleExplosion {
    0% {
        transform: scale(0) rotate(0deg);
        opacity: 1;
    }
    50% {
        transform: scale(1) rotate(180deg);
        opacity: 0.8;
    }
    100% {
        transform: scale(0.5) rotate(360deg);
        opacity: 0;
    }
}

@keyframes particleFloat {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) rotate(360deg);
        opacity: 0;
    }
}

/* Loading Animations */
@keyframes loadingPulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.1);
    }
}

@keyframes loadingDots {
    0%, 80%, 100% {
        transform: scale(0);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes progressBar {
    0% {
        transform: scaleX(0);
        transform-origin: left;
    }
    100% {
        transform: scaleX(1);
        transform-origin: left;
    }
}

/* Modal Animations */
@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.8);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes modalSlideOut {
    from {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    to {
        opacity: 0;
        transform: translateY(-50px) scale(0.8);
    }
}

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

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

/* Button Animations */
@keyframes buttonPress {
    0% { transform: scale(1); }
    50% { transform: scale(0.95); }
    100% { transform: scale(1); }
}

@keyframes buttonHover {
    0% {
        transform: translateY(0);
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    }
    100% {
        transform: translateY(-2px);
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    }
}

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

/* Weather-specific UI Animations */
@keyframes rainDrop {
    0% {
        transform: translateY(-100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) rotate(360deg);
        opacity: 0;
    }
}

@keyframes snowFlake {
    0% {
        transform: translateY(-100vh) translateX(0) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) translateX(100px) rotate(360deg);
        opacity: 0;
    }
}

@keyframes lightning {
    0%, 90%, 100% {
        opacity: 0;
    }
    1%, 3%, 5% {
        opacity: 1;
        filter: brightness(1.5);
    }
}

@keyframes cloudFloat {
    0%, 100% {
        transform: translateX(0);
    }
    50% {
        transform: translateX(20px);
    }
}

@keyframes sunRays {
    0% {
        transform: rotate(0deg);
        opacity: 0.6;
    }
    100% {
        transform: rotate(360deg);
        opacity: 0.6;
    }
}

/* Level Transition Animations */
@keyframes levelComplete {
    0% {
        transform: scale(1) rotate(0deg);
        filter: hue-rotate(0deg);
    }
    50% {
        transform: scale(1.1) rotate(5deg);
        filter: hue-rotate(180deg);
    }
    100% {
        transform: scale(1) rotate(0deg);
        filter: hue-rotate(360deg);
    }
}

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

/* Text Animations */
@keyframes typewriter {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

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

@keyframes textGlow {
    0%, 100% {
        text-shadow: 0 0 5px rgba(255, 255, 255, 0.5);
    }
    50% {
        text-shadow: 0 0 20px rgba(255, 255, 255, 0.8), 0 0 30px rgba(255, 255, 255, 0.6);
    }
}

/* Animation Classes */
.animate-fade-in {
    animation: fadeIn 0.5s ease-out;
}

.animate-fade-out {
    animation: fadeOut 0.5s ease-in;
}

.animate-slide-in-left {
    animation: slideInFromLeft 0.5s ease-out;
}

.animate-slide-in-right {
    animation: slideInFromRight 0.5s ease-out;
}

.animate-slide-in-top {
    animation: slideInFromTop 0.5s ease-out;
}

.animate-slide-in-bottom {
    animation: slideInFromBottom 0.5s ease-out;
}

.animate-scale-in {
    animation: scaleIn 0.3s ease-out;
}

.animate-scale-out {
    animation: scaleOut 0.3s ease-in;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

.animate-bounce {
    animation: bounce 2s infinite;
}

.animate-spin {
    animation: spin 1s linear infinite;
}

.animate-wobble {
    animation: wobble 1s ease-in-out;
}

.animate-shake {
    animation: shake 0.5s ease-in-out;
}

/* Hover Effects */
.hover-scale:hover {
    transform: scale(1.05);
    transition: transform 0.2s ease;
}

.hover-glow:hover {
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.5));
    transition: filter 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: all 0.2s ease;
}

/* Timing Functions */
.ease-bounce {
    transition-timing-function: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.ease-elastic {
    transition-timing-function: cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.ease-back {
    transition-timing-function: cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Performance Optimizations */
.will-animate {
    will-change: transform, opacity;
}

.gpu-accelerated {
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .animate-pulse,
    .animate-bounce,
    .animate-spin {
        animation: none;
    }
}

/* Dark Mode Animations */
@media (prefers-color-scheme: dark) {
    @keyframes darkModeGlow {
        0%, 100% {
            box-shadow: 0 0 5px rgba(255, 255, 255, 0.1);
        }
        50% {
            box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
        }
    }
    
    .dark-glow {
        animation: darkModeGlow 2s infinite;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .animate-fade-in,
    .animate-fade-out {
        animation: none;
        opacity: 1;
    }
}

/* Custom Animation Delays */
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

/* ============================================================================
   PR-CSS-3 (C-VAL-120): Phase 3 Match Confirmation Animations
   ----------------------------------------------------------------------------
   Scale pulse (150ms) + fade-out (300ms) for matched object pairs.
   Applied by B's object-renderer.ts via .game-object-matched class.
   prefers-reduced-motion guard suppresses animation; matched objects still
   fade-out instantly so they are removed from the game board (no state change).
   Merge gated on N a11y sign-off (DEC-017 Status).
   ============================================================================ */

@keyframes obj-scale-pulse {
    0%   { transform: scale(1.0); }
    50%  { transform: scale(1.2); }
    100% { transform: scale(1.0); }
}

@keyframes obj-fade-out {
    from { opacity: 1; }
    to   { opacity: 0; }
}

.game-object-matched {
    animation:
        obj-scale-pulse 150ms ease-out,
        obj-fade-out    300ms ease-in 150ms forwards;
}

@media (prefers-reduced-motion: reduce) {
    .game-object-matched {
        animation: none;
        opacity: 0;
    }
}