/* ==========================================================================
   Блог: список статей и детальная страница
   ========================================================================== */

:root {
    --blog-ink: #284861;
    --blog-ink-70: rgba(40, 72, 97, .7);
    --blog-ink-50: rgba(40, 72, 97, .5);
    --blog-link: #1fa4e8;
    --blog-link-hover: #1ca9f2;
    --blog-accent: #52c4ff;
    --blog-yellow: #ffc600;
    --blog-soft: #ecf3ff;
    --blog-soft-2: #e6f0ff;
    --blog-border: #e6f0ff;
    --blog-radius: 10px;
    --blog-gap: 10px;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    white-space: nowrap;
    border: 0;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
}

/* --------------------------------------------------------------------------
   Шапка раздела (голубая плашка с h1)
   -------------------------------------------------------------------------- */

.page-head {
    padding: 32px 0;
    background: linear-gradient(180deg, #f6f9ff 0%, var(--blog-soft) 100%);
}

.page-head__title {
    font-size: 40px;
    font-weight: 300;
    line-height: 1.2;
    margin: 0;
    color: var(--blog-ink);
}

.page-head__subtitle {
    font-size: 16px;
    line-height: 1.3;
    margin: 14px 0 0;
    color: var(--blog-ink-70);
}

/* --------------------------------------------------------------------------
   Список статей
   -------------------------------------------------------------------------- */

.blog {
    padding: 32px 0 110px;
}

.blog__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--blog-gap);
}

.blog__more {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}

.blog__more:empty {
    display: none;
}

.blog__more-btn {
    width: auto;
    min-width: 228px;
    padding: 0 40px;
}

.blog__more-btn[disabled] {
    pointer-events: none;
    opacity: .6;
}

.blog__empty {
    padding: 48px 0;
    text-align: center;
    font-size: 18px;
    color: var(--blog-ink-70);
}

.blog__inner_loading .blog__grid {
    opacity: .5;
    transition: opacity .2s ease;
}

/* --------------------------------------------------------------------------
   Карточка статьи
   -------------------------------------------------------------------------- */

.blog-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--blog-border);
    border-radius: var(--blog-radius);
    background: #fff;
    transition: box-shadow .2s ease, border-color .2s ease;
}

.blog-card:hover {
    border-color: #d6e7ff;
    box-shadow: 0 6px 24px rgba(40, 72, 97, .08);
}

.blog-card__media {
    display: block;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--blog-soft);
}

.blog-card__media img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .35s ease;
}

.blog-card:hover .blog-card__media img {
    transform: scale(1.03);
}

.blog-card__body {
    display: flex;
    flex: 1 1 auto;
    flex-direction: column;
    padding: 26px 32px 32px;
}

.blog-card__title {
    margin: 0;
    font-size: 20px;
    font-weight: 600;
    line-height: 120%;
    color: var(--blog-ink);

    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card__title a {
    color: inherit;
    text-decoration: none;
}

.blog-card__title a:hover {
    color: var(--blog-link);
}

.blog-card__text {
    margin: 10px 0 0;
    font-size: 14px;
    line-height: 1.5;
    color: var(--blog-ink-70);
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-weight: 400;
}

.blog-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-top: auto;
    padding-top: 14px;
}

.blog-card__more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--blog-link);
    text-decoration: none;
}

.blog-card__more:hover {
    color: var(--blog-link-hover);
}

.blog-card__more svg {
    flex: none;
    transition: transform .2s ease;
}

.blog-card__more:hover svg {
    transform: translateX(4px);
}

.blog-card__date {
    flex: none;
    font-size: 14px;
    line-height: 1.5;
    font-weight: 400;
    color: var(--blog-ink-50);
}

/* --------------------------------------------------------------------------
   Детальная страница статьи
   -------------------------------------------------------------------------- */

.article {
    padding: 32px 0 110px;
}

.article__layout {
    display: grid;
    grid-template-columns: 118px minmax(0, 1fr) 462px;
    align-items: start;
}

.article__body {
    max-width: 701px;
}

.article__back {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    height: 45px;
    padding: 0 18px;
    border-radius: var(--blog-radius);
    background: var(--blog-soft-2);
    font-size: 15px;
    line-height: 1;
    color: var(--blog-ink);
    text-decoration: none;
    transition: background .2s ease;
}

.article__back:hover {
    background: #d6e7ff;
    color: var(--blog-ink);
}

.article__back svg {
    flex: none;
}

.article__cover {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 2 / 1;
    object-fit: cover;
    border-radius: var(--blog-radius);
    background: var(--blog-soft);
}

.article__title {
    margin: 40px 0 0;
    font-size: 40px;
    font-weight: 300;
    line-height: 1.2;
    color: var(--blog-ink);
}

.article__content {
    margin-top: 32px;
    font-size: 20px;
    line-height: 1.5;
    color: var(--blog-ink-70);
}

.article__content>*:first-child {
    margin-top: 0;
}

.article__content p {
    margin: 24px 0 0;
}

.article__content h2 {
    margin: 40px 0 0;
    font-size: 24px;
    font-weight: 500;
    line-height: 1.3;
    color: var(--blog-ink);
}

.article__content h3 {
    margin: 32px 0 0;
    font-size: 20px;
    font-weight: 500;
    line-height: 1.3;
    color: var(--blog-ink);
}

.article__content a {
    color: var(--blog-link);
}

.article__content img {
    max-width: 100%;
    height: auto;
    margin: 32px 0 0;
    border-radius: var(--blog-radius);
}

.article__content ol {
    margin: 24px 0 0;
    padding-left: 24px;
}

.article__content ul {
    margin: 24px 0 0;
    padding: 0;
    list-style: none;
}

.article__content ul li {
    position: relative;
    padding: 0 0 0 40px;
    margin-top: 12px;
}

.article__content ul li:first-child {
    margin-top: 0;
}

.article__content ul li::before {
    content: '';
    position: absolute;
    top: .45em;
    left: 8px;
    width: 18px;
    height: 13px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='13' fill='none'%3E%3Cpath stroke='%2352c4ff' stroke-linecap='round' stroke-linejoin='round' stroke-width='2.4' d='M1.5 6.5 6.5 11.5 16.5 1.5'/%3E%3C/svg%3E") no-repeat center / contain;
}

.article__content li+li {
    margin-top: 12px;
}

/* --------------------------------------------------------------------------
   Сайдбар «Читайте также»
   -------------------------------------------------------------------------- */

.article__aside {
    justify-self: end;
    width: 462px;
}

.article__aside-title {
    margin: 0 0 20px;
    font-size: 28px;
    font-weight: 300;
    line-height: 1.2;
    color: var(--blog-ink);
}

.article__aside-list {
    display: grid;
    gap: var(--blog-gap);
}

.article__aside-all {
    width: fit-content;
    min-width: 173px;
    height: 53px;
    padding: 0 24px;
    margin-top: 20px;
    gap: 10px;
    font-size: 16px;
}

.article__aside-all svg {
    flex: none;
    transition: transform .2s ease;
}

.article__aside-all:hover svg {
    transform: translateX(4px);
}

.blog-card_compact {
    flex-direction: row;
    border-color: transparent;
    background: var(--blog-soft);
}

.blog-card_compact:hover {
    border-color: transparent;
    box-shadow: 0 6px 24px rgba(40, 72, 97, .08);
}

.blog-card_compact .blog-card__media {
    flex: none;
    width: 205px;
    aspect-ratio: auto;
    align-self: stretch;
}

.blog-card_compact .blog-card__body {
    padding: 16px;
}

.blog-card_compact .blog-card__title {
    font-size: 15px;
    line-height: 1.3;
    -webkit-line-clamp: 3;
}

.blog-card_compact .blog-card__text {
    margin-top: 6px;
    font-size: 13px;
    line-height: 1.35;
}

.blog-card_compact .blog-card__footer {
    padding-top: 8px;
}

.blog-card_compact .blog-card__more,
.blog-card_compact .blog-card__date {
    font-size: 13px;
}

/* --------------------------------------------------------------------------
   Адаптив
   -------------------------------------------------------------------------- */

@media (max-width: 1199px) {
    .article__layout {
        grid-template-columns: 100px minmax(0, 1fr) 380px;
    }

    .article__aside {
        width: 380px;
    }

    .blog-card_compact .blog-card__media {
        width: 150px;
    }
}

@media (max-width: 991px) {

    .blog,
    .article {
        padding-bottom: 64px;
    }

    .article__layout {
        display: block;
    }

    .article__body {
        max-width: none;
        margin-top: 24px;
    }

    .article__aside {
        width: 100vw;
        margin: 48px calc(50% - 50vw) 0;
        padding: 32px 15px;
        background: var(--blog-soft-2);
    }

    .article__aside-list {
        display: flex;
        min-width: 0;
        gap: 16px;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        margin-left: -15px;
        margin-right: -15px;
        padding-left: 15px;
        padding-right: 15px;
        scroll-padding-left: 15px;
    }

    .article__aside-list::-webkit-scrollbar {
        display: none;
    }

    .article__aside .blog-card_compact {
        flex: none;
        flex-direction: column;
        width: 296px;
        scroll-snap-align: start;
        background: #fff;
    }

    .article__aside .blog-card_compact .blog-card__media {
        width: auto;
        aspect-ratio: 16 / 9;
    }

    .article__aside .blog-card_compact .blog-card__title {
        font-size: 16px;
        -webkit-line-clamp: 2;
    }

    .article__aside .blog-card_compact .blog-card__text {
        font-size: 14px;
    }
}

@media (max-width: 767px) {
    .page-head {
        padding: 24px 0;
    }

    .page-head__title {
        font-size: 28px;
    }

    .page-head__subtitle {
        font-size: 15px;
        margin-top: 10px;
    }

    .blog {
        padding-top: 32px;
    }

    .blog__grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .blog__more-btn {
        width: 100%;
        min-width: 0;
    }

    .blog-card__body {
        padding: 20px;
    }

    .blog-card__title {
        font-size: 17px;
    }

    .blog-card__text {
        font-size: 15px;
        -webkit-line-clamp: 3;
    }

    .article {
        padding-top: 24px;
    }

    .article__title {
        font-size: 26px;
        margin-top: 24px;
    }

    .article__content {
        font-size: 16px;
        margin-top: 20px;
    }

    .article__content p {
        margin-top: 16px;
    }

    .article__content h2 {
        font-size: 20px;
        margin-top: 28px;
    }

    .article__content ul li {
        padding-left: 32px;
    }

    .article__content ul li::before {
        left: 2px;
        width: 16px;
        height: 12px;
    }

    .article__aside-title {
        font-size: 22px;
    }

    .article__aside .blog-card_compact {
        width: 268px;
    }
}

/* Сетка на планшете: два столбца */
@media (min-width: 768px) and (max-width: 991px) {
    .blog__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}