/**
 * LLM Tutorial Site - CSS Animations
 * Keyframe animations for interactive elements
 */

/* Pulse animation for correct quiz answers */
@keyframes pulse-green {
    0% {
        background-color: #E8F5E9;
        transform: scale(1);
    }
    50% {
        background-color: #C8E6C9;
        transform: scale(1.02);
    }
    100% {
        background-color: #E8F5E9;
        transform: scale(1);
    }
}

/* Shake animation for wrong quiz answers */
@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    20%, 60% {
        transform: translateX(-4px);
    }
    40%, 80% {
        transform: translateX(4px);
    }
}

/* Fade-in animation for content cards */
@keyframes fade-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Attention arrow animation */
@keyframes arrow-pulse {
    0%, 100% {
        opacity: 0.3;
    }
    50% {
        opacity: 1;
    }
}

.arrow-animate {
    animation: arrow-pulse 2s ease-in-out infinite;
}

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

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

/* Bounce animation for buttons */
@keyframes bounce-subtle {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-2px);
    }
}

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

/* Slide in from left */
@keyframes slide-in-left {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

.slide-in-left {
    animation: slide-in-left 0.3s ease-out;
}

/* Slide in from right */
@keyframes slide-in-right {
    from {
        transform: translateX(100%);
    }
    to {
        transform: translateX(0);
    }
}

.slide-in-right {
    animation: slide-in-right 0.3s ease-out;
}

/* Scale in */
@keyframes scale-in {
    from {
        transform: scale(0.9);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

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