.portal-resources {
    margin-top: 18px;
    background:
        radial-gradient(circle at top right, rgba(62, 114, 128, 0.08), transparent 22%),
        #ffffff;
}

.portal-card-grid--resources {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.portal-card--resource {
    display: grid;
    gap: 0;
    padding: 16px;
    text-align: left;
    cursor: pointer;
    border: 1px solid #dbe6ea;
    border-radius: 14px;
    background: #fbfcfd;
    box-shadow: 0 10px 22px rgba(31, 41, 51, 0.05);
    transition:
        transform 160ms ease,
        box-shadow 160ms ease,
        border-color 160ms ease;
}

.portal-card--resource:hover,
.portal-card--resource:focus-visible {
    transform: translateY(-4px);
    border-color: #bfd4db;
    box-shadow: 0 16px 34px rgba(31, 41, 51, 0.1);
}

.portal-card--resource:focus-visible {
    outline: 3px solid rgba(62, 114, 128, 0.18);
    outline-offset: 2px;
}

.portal-card__media--resource {
    display: block;
    height: 180px;
    margin-bottom: 16px;
    overflow: hidden;
}

.portal-card__media-image,
.portal-card__media-image img {
    display: block;
    width: 100%;
    height: 100%;
}

.portal-card__media-image img {
    object-fit: cover;
}

.portal-card__media-placeholder {
    display: grid;
    place-items: end start;
    width: 100%;
    height: 100%;
    padding: 18px;
    background:
        linear-gradient(135deg, transparent 49%, rgba(132, 167, 180, 0.35) 50%, transparent 51%),
        linear-gradient(45deg, transparent 49%, rgba(132, 167, 180, 0.35) 50%, transparent 51%),
        linear-gradient(135deg, #e8f0f3 0%, #d9e6eb 100%);
}

.portal-card__media-placeholder span {
    padding: 7px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.85);
    color: #45616b;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.portal-card__meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
}

.portal-card__meta-row h3 {
    color: #59737d;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.portal-card__tag {
    padding: 5px 10px;
    border-radius: 999px;
    background: #edf4f6;
    color: #46616b;
    font-size: 12px;
    font-weight: 700;
    margin-left: auto;
    margin-bottom: 5px;
}

.portal-card--resource h4 {
    margin-top: 10px;
    font-size: 22px;
    line-height: 1.2;
}

.portal-card--resource p {
    margin-top: 10px;
    color: #52636b;
}

.portal-resource-modal {
    width: min(920px, calc(100vw - 32px));
    padding: 0;
    border: 0;
    border-radius: 22px;
    background: #fff;
    box-shadow: 0 30px 60px rgba(31, 41, 51, 0.25);
}

.portal-resource-modal::backdrop {
    background: rgba(16, 26, 34, 0.55);
    backdrop-filter: blur(4px);
}

.portal-resource-modal__content {
    display: grid;
    gap: 16px;
    padding: 20px;
}

.portal-resource-modal__close-row {
    display: flex;
    justify-content: flex-end;
}

.portal-resource-modal__content h3 {
    font-size: 28px;
    line-height: 1.15;
}

.portal-resource-modal__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.portal-resource-modal__meta span {
    padding: 6px 12px;
    border-radius: 999px;
    background: #edf4f6;
    color: #45616b;
    font-size: 13px;
    font-weight: 700;
}

.portal-resource-modal__image-wrap {
    overflow: hidden;
    border-radius: 18px;
    background: #edf5f8;
}

.portal-resource-modal__image-wrap img {
    display: block;
    width: 100%;
    max-height: 70vh;
    object-fit: contain;
}

.portal-resource-modal__placeholder {
    display: grid;
    place-items: center;
    min-height: 300px;
    padding: 24px;
    background:
        linear-gradient(135deg, transparent 49%, rgba(132, 167, 180, 0.35) 50%, transparent 51%),
        linear-gradient(45deg, transparent 49%, rgba(132, 167, 180, 0.35) 50%, transparent 51%),
        linear-gradient(135deg, #e8f0f3 0%, #d9e6eb 100%);
}

.portal-resource-modal__placeholder span {
    padding: 10px 16px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.88);
    color: #45616b;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.portal-resource-modal__description {
    color: #43535b;
    font-size: 18px;
    line-height: 1.5;
}

.portal-resource-modal__reference {
    color: #607780;
    line-height: 1.45;
    word-break: break-word;
}

@media (max-width: 980px) {
    .portal-card-grid--resources {
        grid-template-columns: 1fr;
    }
}