/* Weather Machine - Animations */

/* Fade transitions */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

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

/* Scale animations */
@keyframes popIn {
    0% {
        opacity: 0;
        transform: scale(0.5);
    }
    70% {
        transform: scale(1.1);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

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

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

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

/* Weather-specific animations */
@keyframes rainDrop {
    0% {
        transform: translateY(-100%) translateX(0);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) translateX(-20px);
        opacity: 0.5;
    }
}

@keyframes snowFall {
    0% {
        transform: translateY(-100%) translateX(0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) translateX(50px) rotate(360deg);
        opacity: 0.8;
    }
}

@keyframes windBlow {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100vw);
    }
}

@keyframes cloudDrift {
    0% {
        transform: translateX(-10px);
    }
    50% {
        transform: translateX(10px);
    }
    100% {
        transform: translateX(-10px);
    }
}

@keyframes sunPulse {
    0%, 100% {
        filter: brightness(1) drop-shadow(0 0 20px rgba(255, 215, 0, 0.5));
    }
    50% {
        filter: brightness(1.2) drop-shadow(0 0 40px rgba(255, 215, 0, 0.8));
    }
}

@keyframes lightningFlash {
    0%, 100% {
        opacity: 0;
    }
    10%, 30% {
        opacity: 1;
    }
    20%, 40% {
        opacity: 0;
    }
}

/* UI animations */
@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(-5px);
    }
    75% {
        transform: translateX(5px);
    }
}

@keyframes wiggle {
    0%, 100% {
        transform: rotate(0deg);
    }
    25% {
        transform: rotate(-3deg);
    }
    75% {
        transform: rotate(3deg);
    }
}

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

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

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

@keyframes celebrateText {
    0% {
        transform: scale(0.5) rotate(-10deg);
        opacity: 0;
    }
    50% {
        transform: scale(1.2) rotate(5deg);
    }
    100% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
}

/* Slider handle pulse when adjusting */
@keyframes handlePulse {
    0%, 100% {
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    }
    50% {
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2), 0 0 0 8px rgba(255, 112, 67, 0.3);
    }
}

/* Applied animation classes */
.animate-fadeIn {
    animation: fadeIn 0.3s ease-out forwards;
}

.animate-fadeOut {
    animation: fadeOut 0.3s ease-out forwards;
}

.animate-fadeInUp {
    animation: fadeInUp 0.4s ease-out forwards;
}

.animate-fadeInDown {
    animation: fadeInDown 0.4s ease-out forwards;
}

.animate-popIn {
    animation: popIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.animate-popOut {
    animation: popOut 0.3s ease-in forwards;
}

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

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

.animate-shake {
    animation: shake 0.4s ease-in-out;
}

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

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

.animate-celebrate {
    animation: celebrateText 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

/* Overlay transitions */
.overlay {
    animation: fadeIn 0.3s ease-out;
}

.overlay.closing {
    animation: fadeOut 0.3s ease-out forwards;
}

.overlay-content {
    animation: popIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.overlay.closing .overlay-content {
    animation: popOut 0.3s ease-in forwards;
}

/* Modal transitions */
.modal {
    animation: fadeIn 0.2s ease-out;
}

.modal.closing {
    animation: fadeOut 0.2s ease-out forwards;
}

.modal-content {
    animation: fadeInUp 0.3s ease-out;
}

.modal.closing .modal-content {
    animation: fadeOut 0.2s ease-out forwards;
}

/* Success overlay special animations */
#success-overlay .overlay-content {
    animation: popIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

#success-overlay h2 {
    animation: celebrateText 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.2s both;
}

/* Slider handle animation on value change */
.slider-handle.changing {
    animation: handlePulse 0.3s ease-out;
}

/* Challenge panel animations */
#challenge-panel {
    animation: fadeInDown 0.4s ease-out;
}

#challenge-panel.complete {
    animation: bounce 0.5s ease-in-out;
}

.check.correct {
    animation: popIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Button press effect */
.big-button:active {
    transition: transform 0.05s, box-shadow 0.05s;
}

/* Mode option hover effect */
.mode-option {
    transition: transform 0.2s, border-color 0.2s, background 0.2s;
}

.mode-option:hover {
    transform: translateY(-2px);
}

.mode-option:active {
    transform: translateY(0);
}