.source-hero { max-width: 1500px; margin: 0 auto; padding: 80px var(--space-page-gutter) 72px; text-align: center; }
.source-hero .back-link { text-align: left; }
.source-hero h1 { margin: 20px auto 24px; font-size: clamp(44px, 4vw, 64px); line-height: 1.18; letter-spacing: -.055em; }
.source-hero p { max-width: 760px; margin: 0 auto; color: var(--space-muted); font-size: 16px; line-height: 1.8; }
.source-hero .detail-actions { justify-content: center; margin-top: 32px; }
.source-download-button { background: linear-gradient(110deg, #315fa8, #8245aa 28%, #b7477b 52%, #a85d37 74%, #167d79); background-size: 180% 100%; color: #fff; transition: transform .2s, background-position .25s; }
.source-download-button:hover { background-position: 100% 0; color: #fff; }
.source-import-button { border: 1px solid #315fa8; background: #fff; color: #315fa8; cursor: pointer; }
.source-import-button:hover { background: #eef4ff; color: #244c88; }
.source-manual-button { background: var(--space-soft); color: var(--space-ink); }
.source-body { align-items: start; }
.source-meta dl { margin: 28px 0 0; }
.source-meta dl > div { padding: 17px 0; border-top: 1px solid var(--space-rule); }
.source-meta dt { color: var(--space-muted); font-size: 12px; line-height: 1.5; }
.source-meta dd { margin: 7px 0 0; color: var(--space-ink); font-size: 15px; line-height: 1.6; overflow-wrap: anywhere; }
.source-listing-layout { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 48px; align-items: start; }
.source-filter-sidebar { position: sticky; top: 24px; padding: 28px 22px 36px; background: #fcfcfc; border: 1px solid var(--space-rule); }
.source-filter-heading { font-size: 16px; font-weight: 700; line-height: 1.5; }
.template-filter-sidebar .template-filter-search { margin-top: 22px; }
.template-filter-sidebar label { display: block; margin-bottom: 10px; color: var(--space-ink); font-size: 13px; font-weight: 700; }
.template-filter-sidebar .template-search-controls { display: flex; gap: 8px; }
.template-filter-sidebar input, .template-filter-sidebar select { width: 100%; min-width: 0; min-height: 44px; padding: 10px 12px; border: 1px solid var(--space-rule); border-radius: 6px; background: #fff; color: var(--space-ink); font: inherit; font-size: 13px; }
.template-filter-sidebar input { flex: 1; }
.template-filter-sidebar .template-search-controls button { flex: none; min-height: 44px; padding: 0 14px; }
.template-filter-sidebar input:focus-visible, .template-filter-sidebar select:focus-visible { outline: 2px solid var(--space-ink); outline-offset: 3px; }
.template-filter-sidebar .source-filter-group { margin-top: 20px; padding-top: 18px; }
.source-filter-group { margin-top: 28px; padding-top: 22px; border-top: 1px solid var(--space-rule); }
.source-filter-group h2 { margin: 0 0 12px; color: var(--space-ink); font-size: 13px; font-weight: 700; }
.source-filter-options { display: flex; flex-direction: column; gap: 3px; }
.source-filter-option { display: block; padding: 9px 12px; border-radius: 6px; color: var(--space-muted); font-size: 13px; line-height: 1.5; overflow-wrap: anywhere; }
.source-filter-option:hover, .source-filter-option.active { background: var(--space-soft); color: var(--space-ink); }
.source-listing-content { min-width: 0; }
.source-listing-content .card-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.source-listing-empty { padding: 52px 0; color: var(--space-muted); font-size: 14px; }
@media (max-width: 1100px) { .source-listing-content .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 900px) { .source-listing-layout { grid-template-columns: 220px minmax(0, 1fr); gap: 28px; } }
@media (max-width: 700px) { .source-listing-layout { display: block; } .source-filter-sidebar { position: static; margin-bottom: 36px; padding: 20px; } .source-filter-options { flex-direction: row; flex-wrap: wrap; } .source-filter-option { border: 1px solid var(--space-rule); } }
@media (max-width: 440px) { .source-listing-content .card-grid { grid-template-columns: 1fr; } }
@media (max-width: 700px) { .source-hero { padding: 60px var(--space-page-gutter); } .source-hero h1 { font-size: clamp(34px, 8vw, 45px); } .source-hero p { font-size: 14px; } .source-body { gap: 36px; } }