/**
 * Helsinki Salsa Academy - Animations
 */

/* Fade In */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Slide In */
.slide-in-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all 0.6s ease;
}

.slide-in-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all 0.6s ease;
}

.slide-in-left.visible,
.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Scale In */
.scale-in {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.5s ease;
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* Stagger Animation */
.stagger>* {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.stagger.visible>*:nth-child(1) {
    transition-delay: 0.1s;
}

.stagger.visible>*:nth-child(2) {
    transition-delay: 0.2s;
}

.stagger.visible>*:nth-child(3) {
    transition-delay: 0.3s;
}

.stagger.visible>*:nth-child(4) {
    transition-delay: 0.4s;
}

.stagger.visible>*:nth-child(5) {
    transition-delay: 0.5s;
}

.stagger.visible>*:nth-child(6) {
    transition-delay: 0.6s;
}

.stagger.visible>* {
    opacity: 1;
    transform: translateY(0);
}

/* Pulse */
@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

.pulse {
    animation: pulse 2s infinite;
}

/* Float */
@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.float {
    animation: float 3s ease-in-out infinite;
}

/* Glow */
@keyframes glow {

    0%,
    100% {
        box-shadow: 0 0 20px rgba(7, 10, 100, 0.3);
    }

    50% {
        box-shadow: 0 0 40px rgba(7, 10, 100, 0.6);
    }
}

.glow-animation {
    animation: glow 2s ease-in-out infinite;
}

/* Shimmer */
@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

.shimmer {
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}