/* ==========================================================================
   Animations & Visual Feedback
   ========================================================================== */

/* Favorite Button Animation */
@keyframes heartBeat {
    0% {
        transform: scale(1);
    }
    14% {
        transform: scale(1.3);
    }
    28% {
        transform: scale(1);
    }
    42% {
        transform: scale(1.2);
    }
    56% {
        transform: scale(1);
    }
}

@keyframes favoriteAdded {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.5) rotate(10deg);
    }
    100% {
        transform: scale(1) rotate(0deg);
    }
}

@keyframes favoriteRemoved {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.favorite-animate {
    animation: favoriteAdded 0.5s ease;
}

.unfavorite-animate {
    animation: favoriteRemoved 0.3s ease;
}

.btn-favorite-active {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%) !important;
    color: white !important;
    border-color: transparent !important;
}

/* Pulse Animation for Notifications */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(46, 204, 113, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(46, 204, 113, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(46, 204, 113, 0);
    }
}

.pulse {
    animation: pulse 2s infinite;
}

/* Bounce Animation */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

.bounce {
    animation: bounce 2s infinite;
}

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

.fade-in {
    animation: fadeIn 0.3s ease;
}

/* Slide Up */
@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.slide-up {
    animation: slideUp 0.4s ease;
}

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

.shake {
    animation: shake 0.5s ease;
}

/* Success Checkmark */
@keyframes checkmark {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.checkmark-animate {
    animation: checkmark 0.5s ease;
}

/* Loading Spinner */
@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

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

/* Shimmer effect for loading states */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.shimmer {
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.2) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}