.feed-controls:where(.page-feed, .page-feed *) {
    margin-bottom: 60px;
}

.feed-control-row:where(.page-feed, .page-feed *) {
    display: flex;
    gap: 8px;
    align-items: center;
}

.feed-search:where(.page-feed, .page-feed *) {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0;
    background: var(--bg-3);
    border-radius: var(--radius-m);
    padding: 0 12px;
}

.feed-search input:where(.page-feed, .page-feed *) {
    min-width: 0;
    width: 100%;
    border: 0;
    background: transparent;
    padding: 7px 0;
}

.feed-search:focus-within:where(.page-feed, .page-feed *) {
    outline: 2px solid var(--focus);
}

.feed-content-tabs:where(.page-feed, .page-feed *) {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    margin-top: 12px;
    border-bottom: 1px solid var(--border-1);
    scrollbar-width: none;
}

.feed-content-tabs button:where(.page-feed, .page-feed *) {
    flex: none;
    position: relative;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: var(--text-3);
    padding: 12px 0;
    font: inherit;
    font-weight: var(--fw-medium);
    white-space: nowrap;
    cursor: pointer;
    box-shadow: none;
}

.feed-content-tabs button:hover:where(.page-feed, .page-feed *),
.feed-content-tabs [aria-pressed="true"]:where(.page-feed, .page-feed *) {
    color: var(--text-1);
}

.feed-content-tabs [aria-pressed="true"]:where(.page-feed, .page-feed *)::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent);
    border-radius: var(--radius-s);
}

.feed-sort-field:where(.page-feed, .page-feed *) {
    display: grid;
    gap: 8px;
    margin: 16px 0;
    color: var(--text-1);
}

.feed-sort-field select:where(.page-feed, .page-feed *) {
    width: 100%;
    font: inherit;
    color: var(--text-1);
    background: var(--surface);
    border: 1px solid var(--border-1);
    border-radius: var(--radius-m);
    padding: 7px 10px;
}

.feed-filters:where(.page-feed, .page-feed *) {
    border: 1px solid var(--border-1);
    padding: 18px;
    border-radius: var(--radius-m);
    margin-top: 14px;
}

.feed-filters fieldset:where(.page-feed, .page-feed *) {
    border: 0;
    padding: 0;
    margin: 0 0 18px;
    min-width: 0;
}

.feed-filters legend:where(.page-feed, .page-feed *) {
    font-weight: var(--fw-bold);
    margin-bottom: 10px;
}

.feed-options:where(.page-feed, .page-feed *) {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}

.feed-options label:where(.page-feed, .page-feed *) {
    display: inline-flex;
    gap: 6px;
    align-items: center;
    border: 1px solid var(--border-1);
    border-radius: var(--radius-m);
    padding: 7px 9px;
    cursor: pointer;
    font-size: var(--fs-12);
}

.feed-options input:where(.page-feed, .page-feed *) {
    width: 14px;
    height: 14px;
    margin: 0;
    accent-color: var(--accent);
}

.feed-options label:has(:checked):where(.page-feed, .page-feed *) {
    background: var(--bg-3);
    border-color: var(--text-2);
}

.feed-topic-options:where(.page-feed, .page-feed *) {
    max-height: 180px;
    overflow: auto;
    margin-top: 10px;
}

.feed-filter-actions:where(.page-feed, .page-feed *) {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

.page-feed .feed-topic-search {
    width: 100%;
}

.feed-filter-summary:where(.page-feed, .page-feed *),
.feed-status:where(.page-feed, .page-feed *) {
    color: var(--text-3);
    font-size: var(--fs-12);
}

.feed-card:where(.page-feed, .page-feed *) {
    border-bottom: 1px solid var(--border-1);
    padding-bottom: 22px;
    margin-bottom: 22px;
}

.feed-card-header:where(.page-feed, .page-feed *) {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 0 14px;
}

.feed-channel-avatar:where(.page-feed, .page-feed *) {
    --avatar-size: 50px;
    display: flex;
    text-decoration: none;
    align-items: center;
    justify-content: center;
    flex: 0 0 50px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--surface);
    color: var(--text-2);
    font-size: var(--fs-20);
    font-weight: var(--fw-bold);
}

.feed-channel-avatar img:where(.page-feed, .page-feed *) {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.feed-channel-title:where(.page-feed, .page-feed *) {
    flex: 1;
    min-width: 0;
}

.feed-channel-title a:where(.page-feed, .page-feed *),
.feed-channel-title strong:where(.page-feed, .page-feed *) {
    display: block;
    font-size: var(--fs-14);
    font-weight: var(--fw-bold);
    overflow-wrap: anywhere;
}

.feed-channel-title small:where(.page-feed, .page-feed *) {
    display: block;
    color: var(--text-3);
    font-size: var(--fs-12);
    margin-top: 4px;
}

.feed-card h2:where(.page-feed, .page-feed *) {
    font-size: var(--fs-20);
    line-height: var(--lh-text);
    margin: 0 0 10px;
    overflow-wrap: anywhere;
}

.feed-card-text:where(.page-feed, .page-feed *) {
    font-size: var(--fs-14);
    line-height: var(--lh-text);
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    margin: 10px 0 14px;
}

/* Аннотация материала под заголовком (summary): вторичный цвет, до 3 строк. */
.feed-card-summary:where(.page-feed, .page-feed *) {
    color: var(--text-2);
    white-space: normal;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    overflow: hidden;
}

.feed-images:where(.page-feed, .page-feed *) {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 8px;
    border-radius: var(--radius-m);
}

.feed-images a:where(.page-feed, .page-feed *) {
    display: block;
    min-width: 100%;
    scroll-snap-align: start;
}

.feed-images .feed-video:where(.page-feed, .page-feed *) {
    min-width: 100%;
    scroll-snap-align: start;
}

.feed-images video:where(.page-feed, .page-feed *) {
    display: block;
    width: 100%;
    max-height: 680px;
    background: var(--media-bg);
    border-radius: var(--radius-m);
}

.feed-images img:where(.page-feed, .page-feed *) {
    display: block;
    width: 100%;
    max-height: 680px;
    object-fit: contain;
    background: var(--bg-3);
    border-radius: var(--radius-m);
}

.feed-card-actions:where(.page-feed, .page-feed *) {
    display: flex;
    align-items: center;
    gap: 18px;
    padding-top: 14px;
}

.feed-card-actions .feed-comments:where(.page-feed, .page-feed *),
.feed-card-actions button:where(.page-feed, .page-feed *),
.feed-hide:where(.page-feed, .page-feed *),
.feed-read-more:where(.page-feed, .page-feed *) {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px;
    border: 0;
    background: none;
    color: var(--text-2);
    cursor: pointer;
}

.feed-card-actions button:where(.page-feed, .page-feed *),
.feed-card-actions .feed-comments:where(.page-feed, .page-feed *) {
    font-size: var(--fs-12);
}

.feed-card-actions svg:where(.page-feed, .page-feed *) {
    width: 18px;
    height: 18px;
}

.feed-card-actions [aria-pressed="true"] svg:where(.page-feed, .page-feed *) {
    fill: var(--text-1);
    color: var(--text-1);
}

.feed-card-actions .feed-save:where(.page-feed, .page-feed *) {
    margin-left: auto;
}

.feed-tags:where(.page-feed, .page-feed *) {
    margin-top: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    color: var(--text-3);
    font-size: var(--fs-12);
}

.feed-tags span:where(.page-feed, .page-feed *) {
    background: var(--bg-3);
    border-radius: var(--radius-s);
    padding: 3px 6px;
}

.feed-aside:where(.page-feed, .page-feed *) {
    position: sticky;
    top: 0;
    align-self: start;
    color: var(--text-3);
    font-size: var(--fs-14);
    line-height: var(--lh-text);
}

.feed-aside p:where(.page-feed, .page-feed *) {
    margin: 0 0 12px;
}

.feed-aside h2:where(.page-feed, .page-feed *) {
    margin-bottom: 12px;
    color: var(--text-1);
    font-size: var(--fs-24);
    margin-top: 0;
}

.feed-aside h3:where(.page-feed, .page-feed *) {
    color: var(--text-2);
    font-size: var(--fs-14);
    margin: 24px 0 6px;
}

.page-feed .feed-channels a {
    display: block;
    padding: 8px 0;
    color: var(--text-2);
}

.feed-more:where(.page-feed, .page-feed *) {
    display: block;
    margin: 18px auto;
}

@media (max-width: 768px) {
    .feed-card h2:where(.page-feed, .page-feed *) {
        font-size: var(--fs-20);
    }

    .feed-card-text:where(.page-feed, .page-feed *) {
        font-size: var(--fs-14);
    }

    .feed-images:where(.page-feed, .page-feed *) {
        margin: 0 -12px;
        border-radius: 0;
    }

    .feed-images img:where(.page-feed, .page-feed *),
    .feed-images video:where(.page-feed, .page-feed *) {
        border-radius: 0;
    }

    .feed-filters:where(.page-feed, .page-feed *) {
        padding: 12px;
    }
}

.page-feed {
    width: 100%;
    margin: 0;
    padding: 0;
    flex: none;
    overflow: visible;
}

.feed-layout:where(.page-feed, .page-feed *) {
    display: grid;
    grid-template-columns: minmax(0,1fr) 280px;
    gap: 24px;
    align-items: stretch;
}

.feed-main:where(.page-feed, .page-feed *) {
    min-width: 0;
    min-height: var(--page-sheet-min-height, 100dvh);
    padding: var(--page-top) var(--page-padding) var(--page-bottom);
}

.feed-aside:where(.page-feed, .page-feed *) {
    padding-top: var(--page-top);
}

@media (max-width:1100px) {
    .feed-layout:where(.page-feed, .page-feed *) {
        grid-template-columns: minmax(0,1fr);
    }

    .feed-aside:where(.page-feed, .page-feed *) {
        display: none;
    }
}

@media (max-width:768px) {
    .feed-main:where(.page-feed, .page-feed *) {
        padding-bottom: calc(24px + var(--mobile-nav-height, 64px));
    }
}

.feed-card--loading .feed-channel-avatar:where(.page-feed, .page-feed *),
.feed-card--loading i:where(.page-feed, .page-feed *),
.feed-loading-media:where(.page-feed, .page-feed *),
.feed-loading-icon:where(.page-feed, .page-feed *) {
    background: var(--skeleton);
    animation: loading-pulse 1.6s ease-in-out infinite;
}

.feed-card--loading i:where(.page-feed, .page-feed *) {
    display: inline-block;
    height: 0.75em;
    border-radius: var(--radius-s);
    vertical-align: middle;
}

.feed-card--loading .feed-card-text i:where(.page-feed, .page-feed *) {
    display: block;
    width: 100%;
    height: 1.7em;
    border-block: 0.45em solid transparent;
    box-sizing: border-box;
    background-clip: padding-box;
}

.feed-loading-media:where(.page-feed, .page-feed *) {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 10;
    border-radius: var(--radius-m);
}

.feed-loading-tag:where(.page-feed, .page-feed *) {
    display: inline-block;
    width: 64px;
    animation: loading-pulse 1.6s ease-in-out infinite;
}

.feed-loading-icon:where(.page-feed, .page-feed *) {
    width: 31px;
    height: 31px;
    border-radius: var(--radius-m);
}

.feed-card--loading .feed-card-actions .feed-save:where(.page-feed, .page-feed *) {
    margin-left: auto;
}

@media (prefers-reduced-motion: reduce) {
    .feed-card--loading .feed-channel-avatar:where(.page-feed, .page-feed *),
    .feed-card--loading i:where(.page-feed, .page-feed *),
    .feed-loading-media:where(.page-feed, .page-feed *),
    .feed-loading-icon:where(.page-feed, .page-feed *) {
        animation: none;
    }
}

.feed-images:where(.page-feed, .page-feed *) {
    width: min(100%,calc(680px * var(--feed-media-ratio, 1.333333)));
    aspect-ratio: var(--feed-media-ratio, 4/3);
    margin-inline: 0;
    background: transparent;
    isolation: isolate;
}

.feed-images>a:where(.page-feed, .page-feed *),
.feed-images>.feed-video:where(.page-feed, .page-feed *) {
    position: relative;
    flex: 0 0 100%;
    min-height: 0;
    overflow: hidden;
}

.feed-images img:where(.page-feed, .page-feed *),
.feed-images video:where(.page-feed, .page-feed *) {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: transparent;
}

.feed-images>a:where(.page-feed, .page-feed *)::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg,transparent 25%,var(--bg-4) 50%,transparent 75%);
    background-size: 200% 100%;
    animation: feed-media-loading 1.6s linear infinite;
}

.feed-images>a.is-loaded:where(.page-feed, .page-feed *)::before {
    display: none;
}

@keyframes feed-media-loading {
    from {
        background-position: 200% 0;
    }

    to {
        background-position: -200% 0;
    }
}

@media (prefers-reduced-motion:reduce) {
    .feed-images>a:where(.page-feed, .page-feed *)::before {
        animation: none;
    }
}

.feed-filter-toggle:where(.page-feed, .page-feed *) {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    flex: 0 0 42px;
    width: 42px;
    height: 42px;
    padding: 10px;
    border: 0;
    border-radius: var(--radius-m);
    background: transparent;
    color: var(--text-1);
    cursor: pointer;
}

.feed-filter-toggle:hover:where(.page-feed, .page-feed *),
.feed-filter-toggle[aria-expanded="true"]:where(.page-feed, .page-feed *) {
    background: var(--bg-3);
}

.feed-filter-toggle:focus-visible:where(.page-feed, .page-feed *) {
    outline: 2px solid var(--focus);
    outline-offset: 2px;
}

.feed-filter-toggle.has-filters:where(.page-feed, .page-feed *)::after {
    content: "";
    position: absolute;
    right: 5px;
    top: 5px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--text-2);
}

.page-feed .feed-comments {
    text-decoration: none;
    font: inherit;
}