.blog-load-sentinel {
    position: relative;
    min-height: 150px;
    width: 100%;
    overflow: hidden;
    background: #f6f6f6;
    opacity: 1;
    transition: min-height .4s ease, opacity .3s ease, margin .4s ease;
}

.blog-load-sentinel::after {
    position: absolute;
    inset: 0;
    content: "";
    background: linear-gradient(105deg, transparent 32%, rgba(255, 255, 255, .28) 50%, transparent 68%);
    transform: translateX(-100%);
}

.blog-load-sentinel.is-loading::after {
    animation: blog-loader-sheen 1.8s ease-in-out infinite;
}

.blog-load-sentinel.is-hidden {
    min-height: 0;
    height: 0;
    margin: -70px 0 0;
    opacity: 0;
    pointer-events: none;
}

.blog-card-enter {
    opacity: 0;
    transform: translate3d(0, 18px, 0);
    transition:
        opacity 1.05s cubic-bezier(.16, 1, .3, 1) var(--blog-card-delay, 0ms),
        transform 1.2s cubic-bezier(.16, 1, .3, 1) var(--blog-card-delay, 0ms);
    will-change: opacity, transform;
}

.blog-card-enter.is-visible {
    opacity: 1;
    transform: translate3d(0, 0, 0);
}

@keyframes blog-loader-sheen {
    to { transform: translateX(100%); }
}

@media (max-width: 1024px) {
    .blog-load-sentinel.is-hidden { margin-top: -30px; }
}

@media (max-width: 768px) {
    .blog-load-sentinel { min-height: 100px; }
}

@media (prefers-reduced-motion: reduce) {
    .blog-card-enter,
    .blog-card-enter.is-visible {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .blog-load-sentinel.is-loading::after { animation: none; }
}