.panel-container {
    position: relative;
    overflow: hidden;
}

#case-studies-panel,
#references-panel {
    min-height: 400px;
}

.panel-slide-enter {
    animation: slideFadeIn 0.4s ease-out forwards;
}

.panel-slide-exit {
    animation: slideFadeOut 0.3s ease-in forwards;
}

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

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

/* Stagger animation delays for cards inside panel */
.panel-slide-enter > div {
    animation: none !important;
}

.panel-slide-enter > div > a,
.panel-slide-enter > div > article {
    opacity: 0;
    animation: slideFadeIn 0.4s ease-out forwards;
}

.panel-slide-enter > div > *:nth-child(1) {
    animation-delay: 0s;
}

.panel-slide-enter > div > *:nth-child(2) {
    animation-delay: 0.05s;
}

.panel-slide-enter > div > *:nth-child(3) {
    animation-delay: 0.1s;
}

.panel-slide-enter > div > *:nth-child(4) {
    animation-delay: 0.15s;
}

.panel-slide-enter > div > *:nth-child(5) {
    animation-delay: 0.2s;
}

.panel-slide-enter > div > *:nth-child(6) {
    animation-delay: 0.25s;
}

.panel-slide-enter > div > *:nth-child(7) {
    animation-delay: 0.3s;
}

.panel-slide-enter > div > *:nth-child(8) {
    animation-delay: 0.35s;
}

.panel-slide-enter > div > *:nth-child(n+9) {
    animation-delay: 0.4s;
}