.knowledge-library-page {
    padding: 62px 42px 76px;
    background: #f5f7fb;
    color: #111827;
}

.knowledge-library-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 28px;
    max-width: 1480px;
    margin: 0 auto 34px;
}

.knowledge-library-head__main {
    max-width: 760px;
}

.knowledge-library-eyebrow {
    display: block;
    margin-bottom: 12px;
    color: #0f766e;
    font-size: 12px;
    line-height: 1.2;
    font-weight: 800;
    letter-spacing: 0;
    text-transform: uppercase;
}

.knowledge-library-head h1 {
    margin: 0;
    color: #0f172a;
    font-size: 44px;
    line-height: 1.08;
    font-weight: 800;
    letter-spacing: 0;
}

.knowledge-library-head p {
    max-width: 650px;
    margin: 16px 0 0;
    color: #526071;
    font-size: 16px;
    line-height: 1.55;
}

.knowledge-library-stats {
    display: grid;
    gap: 4px;
    min-width: 170px;
    padding: 18px 20px;
    border: 1px solid #d9e1ea;
    border-radius: 8px;
    background: #fff;
    box-sizing: border-box;
}

.knowledge-library-stats strong {
    color: #0f172a;
    font-size: 34px;
    line-height: 1;
    font-weight: 800;
}

.knowledge-library-stats span {
    color: #64748b;
    font-size: 13px;
    line-height: 1.3;
    font-weight: 700;
}

.knowledge-library {
    max-width: 1480px;
    margin: 0 auto;
}

.knowledge-library-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}

.knowledge-article-card {
    display: flex;
    min-width: 0;
    min-height: 440px;
    overflow: hidden;
    flex-direction: column;
    border: 1px solid #d9e1ea;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 12px 34px rgba(15, 23, 42, 0.05);
    transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.knowledge-article-card:hover {
    border-color: #94a3b8;
    box-shadow: 0 18px 42px rgba(15, 23, 42, 0.1);
    transform: translateY(-2px);
}

.knowledge-article-card__media {
    position: relative;
    display: block;
    aspect-ratio: 120 / 63;
    overflow: hidden;
    background: #dbeafe;
}

.knowledge-article-card__media img {
    display: block;
    width: 100%;
    object-fit: contain;
    transition: transform 0.22s ease;
}

.knowledge-article-card:hover .knowledge-article-card__media img {
    transform: scale(1.035);
}

.knowledge-article-card__body {
    display: flex;
    min-width: 0;
    flex: 1;
    flex-direction: column;
    padding: 20px;
}

.knowledge-article-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
}

.knowledge-article-card__meta span {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 0 9px;
    border-radius: 6px;
    background: #eef6f5;
    color: #37615d;
    font-size: 12px;
    line-height: 1.2;
    font-weight: 800;
}

.knowledge-article-card__meta span:nth-child(2) {
    background: #eff6ff;
    color: #1d4ed8;
}

.knowledge-article-card__meta span:nth-child(3) {
    background: #f6f3f0;
    color: #795548;
}

.knowledge-article-card h2 {
    margin: 0 0 12px;
    color: #0f172a;
    font-size: 21px;
    line-height: 1.22;
    font-weight: 800;
    letter-spacing: 0;
}

.knowledge-article-card h2 a:hover {
    color: #0f766e;
}

.knowledge-article-card p {
    margin: 0;
    color: #526071;
    font-size: 14px;
    line-height: 1.55;
}

.knowledge-article-card__link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 38px;
    margin-top: auto;
    padding: 0 14px;
    align-self: flex-start;
    border: 1px solid #0f766e;
    border-radius: 7px;
    color: #0f766e;
    font-size: 14px;
    line-height: 1;
    font-weight: 800;
    transition: background 0.18s ease, color 0.18s ease;
}

.knowledge-article-card__link:hover {
    background: #0f766e;
    color: #fff;
}

.knowledge-library-empty {
    grid-column: 1 / -1;
    padding: 34px;
    border: 1px solid #d9e1ea;
    border-radius: 8px;
    background: #fff;
    color: #64748b;
    font-size: 15px;
    line-height: 1.5;
}

.knowledge-library-load {
    display: grid;
    justify-items: center;
    gap: 12px;
    margin-top: 34px;
}

.knowledge-library-load__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 190px;
    min-height: 46px;
    padding: 0 24px;
    border: 1px solid #0f766e;
    border-radius: 7px;
    background: #0f766e;
    color: #fff;
    font-family: inherit;
    font-size: 15px;
    line-height: 1;
    font-weight: 800;
    cursor: pointer;
    transition: background 0.18s ease, border-color 0.18s ease;
}

.knowledge-library-load__button:hover,
.knowledge-library-load__button.is-loading {
    border-color: #0b5f59;
    background: #0b5f59;
}

.knowledge-library-load__button:disabled {
    cursor: wait;
}

.knowledge-library-load__status {
    min-height: 19px;
    margin: 0;
    color: #64748b;
    font-size: 13px;
    line-height: 1.45;
    text-align: center;
}

.knowledge-article-card--skeleton {
    pointer-events: none;
}

.knowledge-article-card--skeleton .knowledge-article-card__media,
.knowledge-skeleton-line {
    background: linear-gradient(90deg, #edf2f7 0%, #f8fafc 45%, #edf2f7 100%);
    background-size: 180% 100%;
    animation: knowledge-skeleton 1.1s ease-in-out infinite;
}

.knowledge-skeleton-line {
    height: 14px;
    margin-bottom: 12px;
    border-radius: 4px;
}

.knowledge-skeleton-line--short {
    width: 42%;
}

.knowledge-skeleton-line--title {
    width: 82%;
    height: 24px;
}

.knowledge-skeleton-line--medium {
    width: 66%;
}

@keyframes knowledge-skeleton {
    0% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0 50%;
    }
}

@media (max-width: 1380px) {
    .knowledge-library-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 980px) {
    .knowledge-library-page {
        padding: 44px 24px 62px;
    }

    .knowledge-library-head {
        align-items: flex-start;
        flex-direction: column;
    }

    .knowledge-library-head h1 {
        font-size: 36px;
    }

    .knowledge-library-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .knowledge-library-page {
        padding: 34px 16px 52px;
    }

    .knowledge-library-head h1 {
        font-size: 31px;
    }

    .knowledge-library-grid {
        grid-template-columns: 1fr;
    }

    .knowledge-article-card {
        min-height: auto;
    }

    .knowledge-library-stats {
        width: 100%;
    }

    .knowledge-library-load__button {
        width: 100%;
    }
}