/* two-column layout on article pages */





.layout-2col {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 2rem;
}

@media (max-width: 900px) {
    .layout-2col {
        grid-template-columns: 1fr;
    }
}

.archive-nav {
    align-self: start;
    position: sticky;
    top: 6.5rem;
}

.archive-title {
    margin: 0 0 .5rem;
}

.archive-nav details {
    background: #1a1a1a;
    border-radius: 8px;
    margin: 0 0 .5rem;
    padding: .5rem .75rem;
}

.archive-nav summary {
    cursor: pointer;
    font-weight: 600;
}

.archive-nav ul {
    list-style: none;
    margin: .25rem 0 0 0;
    padding: 0;
}

.archive-nav li {
    margin: .25rem 0;
}

.archive-nav a {
    text-decoration: none;
}

.archive-nav .is-current {
    font-weight: 700;
    text-decoration: underline;
}




/* Floated thumbnail + CTA */
.article-thumb {
    float: right;
    width: 40%;
    max-width: 360px;
    margin: 0 0 1rem 1.25rem;
    text-align: center;
}

    .article-thumb img {
        width: 100%;
        height: auto;
        border-radius: 8px;
        box-shadow: 0 6px 16px rgba(0,0,0,.35);
    }

    .article-thumb .cta-watch {
        display: inline-block;
        margin-top: .5rem;
        padding: .5rem .75rem;
        background: #21a366;
        color: #fff;
        text-decoration: none;
        font-weight: 600;
        border-radius: .5rem;
    }

        .article-thumb .cta-watch:hover {
            filter: brightness(1.1);
        }

@media (max-width:900px) {
    .article-thumb {
        float: none;
        width: 100%;
        max-width: 100%;
        margin: 1rem 0;
    }
}