.design-1-archive-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    /* Slightly increased gap for better separation */
}

.d1-card {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    border-bottom: 1px solid var(--bs-border-color, #eee);
    /* Use theme border color variable */
    padding-bottom: 2.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.d1-card:last-child {
    border-bottom: 0;
    padding-bottom: 0;
}

.d1-card:hover {
    transform: translateY(-5px);
    /* Subtle lift on hover */
}

@media (min-width: 768px) {
    .d1-card {
        grid-template-columns: 1fr 2fr;
        gap: 2rem;
    }
}

.d1-card-image-link {
    display: block;
    position: relative;
    padding-bottom: 66.67%;
    /* 3:2 aspect ratio */
    background-size: cover;
    background-position: center;
    border-radius: var(--b-radius, 8px);
    /* Use theme border radius variable */
    overflow: hidden;
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.d1-card:hover .d1-card-image-link {
    transform: scale(1.03);
    /* Slightly less aggressive zoom */
}

.d1-card-content {
    display: flex;
    flex-direction: column;
}

.d1-card-meta {
    font-size: 0.85rem;
    /* Slightly larger meta */
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
    /* Increased spacing */
}

.d1-card-title {
    font-size: 1.85rem;
    /* Slightly larger title */
    font-weight: 700;
    margin-bottom: 1rem;
    /* Increased spacing */
    line-height: 1.2;
}

.d1-card-title a {
    text-decoration: none;
    background-image: linear-gradient(to right,
            var(--primary-color),
            var(--primary-color));
    background-size: 0% 2px;
    background-repeat: no-repeat;
    background-position: left bottom;
    transition: background-size 0.3s ease;
}

.d1-card:hover .d1-card-title a {
    background-size: 100% 2px;
}

.d1-card-excerpt {
    flex-grow: 1;
    font-size: 0.95rem;
    line-height: 1.6;
}

.d1-card-read-more {
    font-weight: 700;
    color:
        var(--primary-color);
    /* Use theme primary color */
    text-decoration: none;
    align-self: flex-start;
    margin-top: 1.25rem;
    /* Increased spacing */
}