.po-grid {
    display: grid;
    column-gap: 20px;
    row-gap: 40px;
    grid-template-columns: repeat(4, 1fr);
}

.po-grid--cols-1 { grid-template-columns: repeat(1, 1fr); }
.po-grid--cols-2 { grid-template-columns: repeat(2, 1fr); }
.po-grid--cols-3 { grid-template-columns: repeat(3, 1fr); }
.po-grid--cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
    .po-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .po-grid { grid-template-columns: 1fr; }

    .po-card__image {
        height: 200px;
    }

    .po-card__title {
        font-size: 20px;
    }
}

/* ── Card ──────────────────────────────────────────────────────────────────── */

.po-card {
    display: flex;
    flex-direction: column;
    gap: 16px;
    text-decoration: none;
    color: inherit;
}

/* ── Image ─────────────────────────────────────────────────────────────────── */

.po-card__image {
    height: 250px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
}

.po-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.po-card:hover .po-card__image img {
    transform: scale(1.04);
}

/* ── Badge ─────────────────────────────────────────────────────────────────── */

.po-card__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 12px;
    background: #ddd3c5;
    border-radius: 4px;
    font-family: 'DM Sans', sans-serif;
    font-weight: 500;
    font-size: 14px;
    line-height: 1.1;
    color: #364940;
    white-space: nowrap;
    align-self: flex-start;
}

/* ── Title ─────────────────────────────────────────────────────────────────── */

.po-card__title {
    font-family: 'DM Sans', sans-serif;
    font-weight: 500;
    font-size: 24px;
    line-height: 1.1;
    color: #504d49;
    margin: 0;
}

/* ── Date ──────────────────────────────────────────────────────────────────── */

.po-card__date {
    font-family: 'DM Sans', sans-serif;
    font-weight: 400;
    font-size: 16px;
    line-height: 1.6;
    color: #79a870;
}

/* ── Skeleton placeholder cards ─────────────────────────────────────────────── */

.po-card--skeleton {
    background: #f0ebe4;
    min-height: 340px;
    border-radius: 8px;
    pointer-events: none;
    animation: po-pulse 1.4s ease-in-out infinite;
}

@keyframes po-pulse {
    0%, 100% { opacity: 0.55; }
    50%       { opacity: 1;    }
}

/* ── IntersectionObserver sentinel ──────────────────────────────────────────── */

.po-sentinel {
    grid-column: 1 / -1;
    height: 1px;
}