/* ===================================
   ARTICLES-PAGE.CSS — страница списка статей
   =================================== */

/* Глобальное правило для скрытых элементов */
[hidden] {
    display: none !important;
}

/* ===== HERO (дополнение к article-hero) ===== */
.articles-hero {
    padding-bottom: var(--space-8);
}

.articles-hero__inner {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    max-width: 820px;
}

.articles-hero__title {
    opacity: 0;
    animation: articleReveal 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.15s forwards;
}

.articles-hero__subtitle {
    opacity: 0;
    animation: articleReveal 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.3s forwards;
}

/* ===== СЕКЦИЯ СПИСКА ===== */
.articles-list-section {
    padding: var(--space-10) 0 var(--space-12);
}

/* ===== ПАНЕЛЬ УПРАВЛЕНИЯ ===== */
.articles-toolbar {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
    margin-bottom: var(--space-6);
}

/* Фильтры */
.articles-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.articles-filter {
    font-family: var(--font-heading);
    font-size: var(--fz-sm);
    font-weight: var(--fw-medium);
    color: var(--color-text-secondary);
    padding: 8px 18px;
    border-radius: var(--radius-full);
    background: var(--color-white);
    border: 1.5px solid var(--color-border);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    white-space: nowrap;
}

.articles-filter:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.articles-filter.is-active {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: var(--color-white);
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(48, 166, 218, .3);
}

/* Контролы: сортировка + вид */
.articles-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.articles-sort {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.articles-sort__label {
    font-size: var(--fz-sm);
    color: var(--color-text-secondary);
    font-weight: var(--fw-medium);
}

.articles-sort__wrap {
    position: relative;
}

.articles-sort__select {
    appearance: none;
    -webkit-appearance: none;
    font-family: var(--font-body);
    font-size: var(--fz-sm);
    font-weight: var(--fw-medium);
    color: var(--color-text);
    padding: 8px 40px 8px 16px;
    border-radius: var(--radius-md);
    background: var(--color-white);
    border: 1.5px solid var(--color-border);
    cursor: pointer;
    transition: border-color var(--transition-base);
}

.articles-sort__select:hover,
.articles-sort__select:focus {
    border-color: var(--color-primary);
    outline: none;
}

.articles-sort__arrow {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    color: var(--color-primary);
    pointer-events: none;
}

/* Переключатель вида */
.articles-view {
    display: flex;
    gap: 4px;
    padding: 4px;
    background: var(--color-white);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
}

.articles-view__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: all 0.3s ease;
}

.articles-view__btn svg {
    width: 18px;
    height: 18px;
}

.articles-view__btn:hover {
    color: var(--color-primary);
}

.articles-view__btn.is-active {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: var(--color-white);
}

/* ===== СЧЁТЧИК ===== */
.articles-count {
    font-size: var(--fz-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-5);
}

.articles-count strong {
    color: var(--color-text);
    font-weight: var(--fw-bold);
}

/* ===== КОНТЕЙНЕР (СЕТКА) ===== */
.articles-grid[data-view="grid"] {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-6);
}

.articles-grid[data-view="list"] {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

/* ===== КАРТОЧКА СТАТЬИ ===== */
.article-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,.04);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    opacity: 0;
    animation: articleCardReveal 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes articleCardReveal {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.article-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(48, 166, 218, .18);
}

.article-card__img-wrap {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
    background: var(--color-bg-light);
}

.article-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.article-card:hover .article-card__img {
    transform: scale(1.06);
}

.article-card__date {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: var(--fz-xs);
    font-weight: var(--fw-medium);
    color: var(--color-text);
    background: rgba(255, 255, 255, .92);
    backdrop-filter: blur(4px);
    padding: 5px 12px;
    border-radius: var(--radius-full);
    box-shadow: 0 2px 8px rgba(0,0,0,.1);
    z-index: 2;
}

.article-card__date svg {
    width: 13px;
    height: 13px;
    color: var(--color-primary);
    flex-shrink: 0;
}

.article-card__body {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding: var(--space-5);
    flex: 1;
}

/* Бейджи направлений */
.article-card__badges {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.article-card__badge {
    font-family: var(--font-heading);
    font-size: var(--fz-xs);
    font-weight: var(--fw-semibold);
    color: var(--color-primary-dark);
    padding: 3px 10px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, #E8F4FD, #D6EEFF);
    border: 1px solid rgba(48, 166, 218, .2);
    white-space: nowrap;
}

.article-card__title {
    font-family: var(--font-heading);
    font-size: var(--fz-lg);
    font-weight: var(--fw-bold);
    color: var(--color-text);
    line-height: 1.3;
    margin: 0;
    transition: color 0.3s ease;
    /* обрезка в 3 строки */
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-card:hover .article-card__title {
    color: var(--color-primary);
}

.article-card__subtitle {
    font-size: var(--fz-sm);
    color: var(--color-text-secondary);
    line-height: var(--lh-normal);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    margin-top: auto;
    padding-top: var(--space-2);
}

.article-card__readtime {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: var(--fz-xs);
    color: var(--color-text-secondary);
    font-weight: var(--fw-medium);
}

.article-card__readtime svg {
    width: 14px;
    height: 14px;
    color: var(--color-primary);
    flex-shrink: 0;
}

/* Кнопка перехода */
.article-card__link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-size: var(--fz-sm);
    font-weight: var(--fw-semibold);
    color: var(--color-primary);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    border: 1.5px solid var(--color-primary);
    background: transparent;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    white-space: nowrap;
}

.article-card__link svg {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
}

.article-card__link:hover {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: var(--color-white);
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(48, 166, 218, .3);
}

.article-card__link:hover svg {
    transform: translateX(4px);
}

/* ===== ВИД "СПИСОК" ===== */
.articles-grid[data-view="list"] .article-card {
    flex-direction: row;
    align-items: stretch;
}

.articles-grid[data-view="list"] .article-card__img-wrap {
    width: 300px;
    flex-shrink: 0;
    aspect-ratio: auto;
}

.articles-grid[data-view="list"] .article-card__body {
    padding: var(--space-6);
}

.articles-grid[data-view="list"] .article-card__title {
    font-size: var(--fz-xl);
    -webkit-line-clamp: 2;
}

.articles-grid[data-view="list"] .article-card__subtitle {
    -webkit-line-clamp: 2;
}

/* ===== ЗАГЛУШКА "НИЧЕГО НЕ НАЙДЕНО" ===== */
.articles-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-3);
    padding: var(--space-12) var(--space-5);
    max-width: 480px;
    margin: 0 auto;
}

.articles-empty svg {
    width: 56px;
    height: 56px;
    color: var(--color-primary);
    opacity: .5;
    margin-bottom: var(--space-2);
}

.articles-empty h3 {
    font-family: var(--font-heading);
    font-size: var(--fz-xl);
    font-weight: var(--fw-bold);
    color: var(--color-text);
    margin: 0;
}

.articles-empty p {
    font-size: var(--fz-base);
    color: var(--color-text-secondary);
    margin: 0 0 var(--space-2);
}

/* ===== СКЕЛЕТОН ===== */
.article-card--skeleton {
    opacity: 1;
    animation: none;
    pointer-events: none;
}

.skeleton {
    position: relative;
    overflow: hidden;
    background: #eef3f6;
    border-radius: var(--radius-sm);
}

.skeleton::after {
    content: '';
    position: absolute;
    inset: 0;
    transform: translateX(-100%);
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.6), transparent);
    animation: skeletonShimmer 1.4s infinite;
}

@keyframes skeletonShimmer {
    100% { transform: translateX(100%); }
}

.skeleton--img {
    aspect-ratio: 16 / 10;
    border-radius: 0;
}

.skeleton--badges {
    width: 60%;
    height: 18px;
}

.skeleton--title {
    width: 90%;
    height: 26px;
}

.skeleton--text {
    width: 100%;
    height: 14px;
}

.skeleton--short {
    width: 70%;
}

/* ===== АДАПТИВНОСТЬ ===== */
@media (max-width: 768px) {
    .articles-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .articles-sort {
        justify-content: space-between;
    }

    .articles-sort__wrap {
        flex: 1;
    }

    .articles-sort__select {
        width: 100%;
    }


    .articles-grid[data-view="grid"] {
        grid-template-columns: 1fr;
    }

    /* На мобильных список превращается в вертикальные карточки */
    .articles-grid[data-view="list"] .article-card {
        flex-direction: column;
    }

    .articles-grid[data-view="list"] .article-card__img-wrap {
        width: 100%;
        aspect-ratio: 16 / 10;
    }

    .articles-grid[data-view="list"] .article-card__title {
        font-size: var(--fz-lg);
    }

    /* Скрываем переключатель вида на мобильных — всегда карточки */
    .articles-view {
        display: none;
    }
}

@media (max-width: 480px) {
    .article-card__footer {
        flex-direction: column;
        align-items: flex-start;
    }

    .article-card__link {
        width: 100%;
        justify-content: center;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    .articles-hero__title,
    .articles-hero__subtitle,
    .article-card {
        opacity: 1;
        transform: none;
        animation: none;
    }

    .article-card:hover {
        transform: none;
    }

    .article-card:hover .article-card__img {
        transform: none;
    }

    .skeleton::after {
        animation: none;
    }
}