/* Scoped topic sharing pages: a calm editorial feed, using the site's existing palette. */
.sharing-topic .sub-hero { min-height: 0; padding: 112px 24px 28px; background: var(--bg); color: var(--text); border-bottom: 1px solid var(--border); }
.sharing-topic .sub-hero::before, .sharing-topic .sub-hero::after { display: none; }
.sharing-topic .sub-hero-content, .sharing-topic > .section > .container { max-width: 1080px; }
.sharing-topic .sub-hero .breadcrumb { margin-bottom: 16px; font-size: 12px; color: var(--text-muted); }
.sharing-topic .sub-hero .breadcrumb a, .sharing-topic .sub-hero .breadcrumb-current { color: var(--text-secondary); }
.sharing-topic .sub-hero .breadcrumb a:hover { color: var(--primary); }
.sharing-topic .sub-hero .breadcrumb-sep { color: var(--border-strong); }
.sharing-topic .sub-hero .hero-title { padding: 0; border: 0; color: var(--primary); font-size: clamp(30px, 4vw, 42px); line-height: 1.25; }
.sharing-topic .sub-hero .hero-title .accent-text { color: inherit; }
.sharing-topic .sub-hero .hero-badge { display: none; }
.sharing-topic .sub-hero .hero-subtitle { max-width: 740px; margin: 12px 0 0; color: var(--text-secondary); font-size: 14px; line-height: 1.7; }
.sharing-topic > .section { padding: 28px 24px 76px; }
.sharing-topic .detail-layout { grid-template-columns: minmax(0, 1fr) 220px; gap: 56px; }
.sharing-topic .detail-sidebar { position: static; padding-top: 6px; }
.sharing-topic .sidebar-card { padding: 0 0 24px; border: 0; border-radius: 0; background: none; box-shadow: none; }
.sharing-topic .sidebar-card h4 { margin-bottom: 12px; font-size: 13px; color: var(--text-secondary); }
.sharing-topic .sidebar-links { gap: 2px; }
.sharing-topic .sidebar-link { padding: 7px 0; font-size: 13px; background: none; }
.sharing-topic .reading-list { font-size: 13px; color: var(--text-secondary); }
.sharing-topic-about { font-size: 13px; color: var(--text-secondary); border-top: 1px solid var(--border); padding-top: 16px; }
.sharing-topic-about summary { cursor: pointer; color: var(--primary); font-weight: 500; }
.sharing-topic-about .detail-heading { font-size: 16px; border: 0; padding: 0; margin: 18px 0 8px; }
.sharing-topic-about .detail-text { font-size: 13px; margin-bottom: 12px; }
.sharing-topic .module-filters { margin: 0; display: block; }
.sharing-toolbar { display: flex; gap: 16px; align-items: center; justify-content: space-between; padding-bottom: 15px; border-bottom: 1px solid var(--border); }
.sharing-kinds { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.sharing-kind { border: 0; border-radius: 0; padding: 6px 0; color: var(--text-secondary); background: none; font: inherit; font-size: 14px; cursor: pointer; position: relative; white-space: nowrap; }
.sharing-kind.active { color: var(--primary); font-weight: 600; }
.sharing-kind.active::after { content: ''; position: absolute; bottom: -16px; height: 2px; left: 0; right: 0; background: var(--accent); }
.sharing-search { position: relative; flex: 0 1 200px; min-width: 100px; }
.sharing-search > i { position: absolute; left: 10px; top: 12px; color: var(--text-muted); pointer-events: none; }
.sharing-search input { width: 100%; min-width: 0; padding: 9px 10px 9px 32px; border: 1px solid var(--border); border-radius: 5px; background: var(--bg); color: var(--text); font: inherit; font-size: 13px; }
.sharing-search input:focus { outline: 2px solid var(--primary-200); outline-offset: 2px; }
.sharing-result-bar { min-height: 38px; padding-top: 13px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.sharing-result-count { color: var(--text-muted); font-size: 12px; }
.sharing-tag-select { display: flex; gap: 6px; align-items: center; font-size: 12px; color: var(--text-secondary); }
.sharing-tag-select select { max-width: 190px; padding: 4px 20px 4px 6px; font: inherit; color: var(--text-secondary); background: var(--bg); border: 1px solid var(--border); border-radius: 4px; }
.sharing-topic .module-grid { display: block; }
.share-item { border-bottom: 1px solid var(--border); padding: 23px 0 25px; }
.share-item-byline { display: flex; align-items: center; flex-wrap: wrap; gap: 9px; color: var(--text-secondary); font-size: 12px; line-height: 1.5; }
.share-avatar { width: 23px; height: 23px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; background: var(--primary-50); color: var(--primary-light); font-size: 11px; flex-shrink: 0; }
.share-avatar--file { background: #f0f1f7; }
.share-item-byline time { color: var(--text-muted); margin-left: 4px; }
.share-author-link { display:inline-flex; align-items:center; gap:9px; color:var(--text-secondary); }
.share-author-link:hover { color:var(--primary); }
.share-pinned { margin-left:auto; color:var(--primary-light); font-size:11px; }
.share-topic-link { color:var(--text-secondary); }
.share-topic-link:hover { color:var(--primary); }
.sharing-columns-entry { color:var(--primary-light); font-size:12px; margin-left:auto; white-space:nowrap; }
.share-item-link { display: block; color: inherit; }
.share-item-link h2 { margin: 11px 0 8px; font-size: 21px; font-family: var(--font-heading); font-weight: 600; line-height: 1.5; color: var(--primary); overflow-wrap: anywhere; }
.share-item-link:hover h2 { color: var(--primary-light); }
.share-excerpt { margin: 0; font-size: 14px; color: var(--text-secondary); line-height: 1.85; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; overflow-wrap: anywhere; }
.share-item-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 7px 14px; font-size: 11px; color: var(--text-muted); margin-top: 16px; }
.share-tag { color: var(--text-secondary); }
.share-tag::before { content: '# '; color: var(--text-muted); }
.share-open { color: var(--primary-light); margin-left: auto; font-size: 12px; white-space: nowrap; }
.sharing-feedback { padding: 13px 15px; border: 1px solid var(--border); font-size: 13px; color: var(--text-secondary); margin: 14px 0; }
.sharing-feedback button { margin: 8px 0 0; }
.sharing-empty { padding: 48px 12px; color: var(--text-secondary); text-align: center; font-size: 14px; }
.sharing-topic button:focus-visible, .sharing-topic a:focus-visible, .sharing-topic summary:focus-visible { outline: 2px solid var(--primary); outline-offset: 4px; }
@media (max-width: 900px) {
    .sharing-topic .detail-layout { grid-template-columns: minmax(0, 1fr); gap: 36px; }
    .sharing-topic .detail-sidebar { border-top: 1px solid var(--border); padding-top: 22px; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
    .sharing-topic-about { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
    body.sharing-topic:not(.admin-page) .sub-hero { padding: 98px 20px 24px; }
    body.sharing-topic:not(.admin-page) .sub-hero .hero-title { font-size: 30px; line-height: 1.3; margin-bottom: 0; }
    body.sharing-topic:not(.admin-page) .sub-hero .hero-subtitle { font-size: 13px; margin: 12px 0 0; }
    .sharing-topic > .section { padding: 20px 20px 50px; }
    .sharing-toolbar { flex-wrap: wrap; gap: 16px; padding-bottom: 0; }
    .sharing-kinds { width: 100%; gap: 24px; }
    .sharing-kind.active::after { bottom: -6px; }
    .sharing-search { flex-basis: 100%; margin: 6px 0 12px; }
    .share-item { padding: 20px 0 22px; }
    .share-item-link h2 { font-size: 19px; }
    .share-excerpt { font-size: 13px; }
    .sharing-tag-select select { max-width: 140px; }
    .sharing-result-bar { flex-wrap:wrap; gap:9px 12px; }
    .sharing-columns-entry { margin-left:0; }
    .sharing-topic .detail-sidebar { grid-template-columns: 1fr; }
}