/* Qinglan catalog pages. Shared navigation and theme tokens live in theme.css. */
.qinglan-catalog {
    width: min(1200px, calc(100% - 48px));
    min-width: 0;
    margin: 30px auto 64px;
    color: #1b2b40;
}
.qinglan-catalog button { font-family: inherit; }
.qinglan-breadcrumb { display: flex; align-items: center; gap: 11px; flex-wrap: wrap; color: #8a98a6; font-size: 12px; line-height: 1.6; }
.qinglan-breadcrumb a { color: #708296; text-decoration: none; }
.qinglan-breadcrumb a:hover { color: #007da8; }
.qinglan-breadcrumb > i { font-size: 10px; }
.qinglan-page-heading { position: relative; padding: 30px 0 28px; overflow: hidden; }
.qinglan-eyebrow { display: block; color: #7392a4; font-size: 10px; font-weight: 600; letter-spacing: 1.8px; line-height: 1.7; margin-bottom: 8px; }
.qinglan-page-heading h1, .qinglan-topic-heading h1 { position: relative; margin: 0 0 10px; font-size: 32px; line-height: 1.45; letter-spacing: -.6px; font-weight: 650; overflow-wrap: anywhere; }
.qinglan-page-heading p, .qinglan-topic-heading p { position: relative; margin: 0; color: #8290a0; font-size: 13px; line-height: 1.85; }
.qinglan-page-heading em { color: #007da8; font-style: normal; }
.qinglan-page-heading strong { color: #007da8; font-weight: 600; }
.qinglan-heading-art { position: absolute; inset: 0 0 0 42%; background-position: right center; background-size: cover; opacity: .12; pointer-events: none; -webkit-mask-image: linear-gradient(90deg, transparent, #000); mask-image: linear-gradient(90deg, transparent, #000); }
.qinglan-category-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.qinglan-category-cover { display: flex; align-items: center; min-width: 0; min-height: 200px; position: relative; border: 1px solid #dce8ee; border-radius: 13px; padding: 26px; background: #e9f3f8; text-decoration: none; color: #385b71; overflow: hidden; transition: transform .2s, box-shadow .2s; }
.qinglan-category-cover:nth-child(4n+2) { background: #f5eee4; border-color: #e9dfd0; color: #796248; }
.qinglan-category-cover:nth-child(4n+3) { background: #f0ebf2; border-color: #e6dce8; color: #715a77; }
.qinglan-category-cover:nth-child(4n+4) { background: #e7eef6; border-color: #d9e4f0; color: #4a6581; }
.qinglan-category-cover:hover { transform: translateY(-3px); box-shadow: 0 9px 24px #213f5710; }
.qinglan-category-art { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: .09; pointer-events: none; }
.qinglan-category-copy { position: relative; z-index: 1; width: 100%; }
.qinglan-category-copy small { display: block; font-size: 10px; letter-spacing: 2px; opacity: .65; margin-bottom: 9px; }
.qinglan-category-copy strong { display: block; font-size: 23px; font-weight: 650; line-height: 1.4; max-width: 80%; overflow-wrap: anywhere; }
.qinglan-category-copy > span { display: flex; align-items: center; gap: 8px; font-size: 11px; margin-top: 19px; opacity: .75; }
.qinglan-category-icon { width: 95px; height: 95px; object-fit: contain; position: absolute; bottom: 23px; right: 18px; opacity: .64; pointer-events: none; }
.qinglan-filter-panel { padding: 9px 24px; border: 1px solid #e2e9ef; border-radius: 12px; background: #fff; margin-bottom: 24px; }
.qinglan-filter-row { min-width: 0; padding: 11px 0; border-bottom: 1px solid #eff3f6; }
.qinglan-filter-row > div { min-width: 0; }
.qinglan-filter { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 7px 11px; flex-wrap: wrap; }
.qinglan-filter li { display: block; margin: 0; padding: 0; font-size: 12px; line-height: 1.7; }
.qinglan-filter a { display: inline-flex; align-items: center; gap: 5px; border-radius: 6px; padding: 5px 11px; color: #728295; text-decoration: none; transition: color .2s, background-color .2s; overflow-wrap: anywhere; }
.qinglan-filter .current a, .qinglan-filter a:hover { background: #e9f6fc; color: #007da8; }
.qinglan-filter .qinglan-filter-label { color: #9ba6b1; font-size: 11px; margin-right: 5px; }
.qinglan-filter .qinglan-filter-label a { color: #80909f; padding-left: 0; }
.qinglan-filter .badge { font-size: 10px; line-height: 1; font-weight: 400; border-radius: 4px; background: #edf2f6; color: #91a0ad; padding: 3px 5px; }
.qinglan-filter .current .badge { background: #fff; color: #007da8; }
.qinglan-sortbar { display: flex; justify-content: flex-end; padding: 12px 0 6px; }
.qinglan-sortbar .qinglan-filter { gap: 7px 17px; }
.qinglan-sortbar .qinglan-filter a { padding: 5px 8px; }
.qinglan-sortbar i { font-size: 12px; }
.qinglan-list-count { color: #8090a0; font-size: 12px; margin: 20px 0; }
.qinglan-list-count strong { color: #365a73; font-weight: 650; margin: 0 3px; }
.qinglan-resource-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; align-items: stretch; }
.qinglan-resource-card { min-width: 0; overflow: hidden; background: #fff; border: 1px solid #e2e9ef; border-radius: 12px; transition: transform .2s, box-shadow .2s; }
.qinglan-resource-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px #19344d0b; }
.qinglan-card-cover { width: 100%; height: 185px; display: block; padding: 0; border: none; background: #eaf0f5; cursor: pointer; overflow: hidden; }
.qinglan-card-image { width: 100%; height: 100%; display: block; transition: transform .25s; }
.qinglan-card-cover:hover .qinglan-card-image { transform: scale(1.025); }
.qinglan-card-image .el-image__inner { width: 100%; height: 100%; object-fit: cover; }
.qinglan-card-body { min-width: 0; padding: 18px; }
.qinglan-card-tags { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; font-size: 10px; color: #8296a6; min-height: 22px; }
.qinglan-card-tags > span { display: inline-flex; align-items: center; gap: 4px; padding: 3px 6px; border-radius: 4px; background: #f3f6f8; max-width: 100%; }
.qinglan-card-tags .qinglan-type-tag { color: #35758b; background: #ecf7fc; }
.qinglan-type-tag img { width: 16px; height: 16px; object-fit: contain; }
.qinglan-card-body h3 { margin: 9px 0 17px; font-size: 14px; font-weight: 600; line-height: 1.6; min-height: 45px; }
.qinglan-card-body h3 > button { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; background: none; padding: 0; border: none; color: #293c4e; font-size: inherit; font-weight: inherit; line-height: inherit; text-align: left; cursor: pointer; width: 100%; overflow-wrap: anywhere; }
.qinglan-card-body h3 > button:hover { color: #007da8; }
.qinglan-card-byline { display: flex; align-items: center; justify-content: space-between; gap: 10px; font-size: 11px; color: #8393a3; }
.qinglan-author { display: inline-flex; align-items: center; gap: 6px; min-width: 0; padding: 0; border: none; background: none; color: #8192a3; font-size: inherit; cursor: pointer; text-align: left; }
.qinglan-author img { width: 22px; height: 22px; flex: 0 0 22px; border-radius: 50%; object-fit: cover; }
.qinglan-author span { max-width: 110px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.qinglan-view-count { white-space: nowrap; }
.qinglan-card-date { margin-top: 9px; color: #9aa7b3; font-size: 10px; line-height: 1.6; }
.qinglan-loadmore { margin: 31px 0 0; display: flex; justify-content: center; }
.qinglan-loadmore button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-width: 154px; padding: 11px 25px; color: #506a7e; border: 1px solid #dce6ed; border-radius: 8px; background: #fff; cursor: pointer; font-size: 12px; transition: color .2s, border-color .2s; }
.qinglan-loadmore button:hover { border-color: #00a8e8; color: #007da8; }
.qinglan-catalog-empty { grid-column: 1/-1; padding: 58px 24px; border: 1px solid #e2e9ef; border-radius: 12px; background: #fff; text-align: center; color: #91a0ad; }
.qinglan-catalog-empty > i { font-size: 36px; color: #aac0cf; }
.qinglan-catalog-empty h3 { margin: 14px 0 6px; font-size: 16px; font-weight: 500; }
.qinglan-catalog-empty p { font-size: 12px; line-height: 1.8; margin: 0; }
.qinglan-search-heading { padding-bottom: 34px; }
.qinglan-search-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.qinglan-search-grid .qinglan-resource-card { display: flex; align-items: center; padding: 18px; gap: 19px; }
.qinglan-search-grid .qinglan-card-cover { width: 160px; height: 145px; flex: 0 0 160px; border-radius: 8px; }
.qinglan-search-grid .qinglan-card-body { padding: 0; flex: 1; }
.qinglan-search-grid .qinglan-card-body h3 { margin: 8px 0 13px; min-height: 43px; }
.qinglan-topic-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.qinglan-topic-card { min-width: 0; overflow: hidden; border: 1px solid #e2e9ef; border-radius: 13px; background: #fff; transition: transform .2s, box-shadow .2s; }
.qinglan-topic-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px #19344d0b; }
.qinglan-topic-cover { display: flex; align-items: center; min-height: 188px; padding: 26px; background: #e7f0f6; position: relative; overflow: hidden; text-decoration: none; color: #37596f; }
.qinglan-topic-card:nth-child(3n+2) .qinglan-topic-cover { background: #eee8e0; color: #715d46; }
.qinglan-topic-card:nth-child(3n+3) .qinglan-topic-cover { background: #eae6f0; color: #675d7d; }
.qinglan-topic-art { position: absolute; inset: 0; background-position: center; background-size: cover; opacity: .11; }
.qinglan-topic-cover > img { position: absolute; bottom: 12px; right: 15px; width: 90px; height: 90px; opacity: .5; object-fit: contain; pointer-events: none; transform: rotate(-8deg); }
.qinglan-topic-copy { position: relative; z-index: 1; max-width: 90%; }
.qinglan-topic-copy small { display: block; font-size: 10px; letter-spacing: 2px; margin-bottom: 10px; opacity: .65; }
.qinglan-topic-copy h2 { margin: 0 0 10px; font-size: 22px; line-height: 1.5; font-weight: 600; overflow-wrap: anywhere; }
.qinglan-topic-copy p { margin: 0; font-size: 12px; line-height: 1.9; opacity: .72; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.qinglan-topic-more { padding: 18px 23px; display: flex; justify-content: space-between; align-items: center; text-decoration: none; color: #48758e; font-size: 12px; }
.qinglan-topic-more:hover { color: #007da8; }
.qinglan-topic-heading { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); align-items: center; gap: 24px; padding: 32px; border: 1px solid #dbe8f1; border-radius: 14px; background: #eaf3f9; margin: 24px 0; }
.qinglan-topic-heading-copy { min-width: 0; }
.qinglan-topic-heading p { color: #6b8395; }
.qinglan-topic-count { display: inline-block; color: #6e899c; font-size: 11px; margin-top: 16px; }
.qinglan-topic-count strong { color: #3c627b; }
.qinglan-topic-heading-cover { position: relative; min-height: 150px; border-radius: 10px; background-position: center; background-size: cover; background-color: #dae9f3; overflow: hidden; }
.qinglan-topic-heading-cover > img { position: absolute; width: 105px; height: 105px; bottom: 8px; right: 18px; object-fit: contain; opacity: .48; }
.qinglan-topic-list .qinglan-filter-panel { margin-bottom: 25px; }
@media (max-width: 1100px) {
    .qinglan-resource-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
    .qinglan-search-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .qinglan-search-grid .qinglan-card-cover { width: 120px; flex-basis: 120px; height: 130px; }
    .qinglan-category-grid { gap: 16px; }
    .qinglan-category-cover { min-height: 184px; padding: 22px; }
    .qinglan-category-copy strong { font-size: 21px; }
    .qinglan-category-icon { width: 80px; height: 80px; right: 13px; bottom: 19px; }
    .qinglan-topic-grid { gap: 20px; }
    .qinglan-topic-cover { padding: 22px; }
    .qinglan-topic-copy h2 { font-size: 19px; }
}
@media (max-width: 900px) {
    .qinglan-category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .qinglan-topic-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .qinglan-search-grid { grid-template-columns: 1fr; }
    .qinglan-search-grid .qinglan-card-cover { width: 150px; flex-basis: 150px; }
    .qinglan-topic-heading { padding: 25px; gap: 18px; }
    .qinglan-topic-heading h1 { font-size: 27px; }
}
@media (max-width: 700px) {
    .qinglan-catalog { width: calc(100% - 32px); margin: 22px auto 42px; }
    .qinglan-breadcrumb { font-size: 10px; gap: 8px; }
    .qinglan-page-heading { padding: 25px 0 23px; }
    .qinglan-page-heading h1 { font-size: 26px; }
    .qinglan-page-heading p { font-size: 12px; }
    .qinglan-eyebrow { font-size: 9px; letter-spacing: 1.4px; }
    .qinglan-category-grid { gap: 13px; }
    .qinglan-category-cover { min-height: 157px; padding: 20px 17px; align-items: flex-start; }
    .qinglan-category-copy strong { font-size: 19px; max-width: 100%; }
    .qinglan-category-copy small { font-size: 9px; margin-bottom: 8px; }
    .qinglan-category-copy > span { font-size: 9px; margin-top: 13px; }
    .qinglan-category-icon { width: 63px; height: 63px; right: 9px; bottom: 9px; opacity: .6; }
    .qinglan-filter-panel { padding: 7px 14px; margin-bottom: 21px; }
    .qinglan-filter-row { padding: 9px 0; }
    .qinglan-filter { gap: 5px 4px; }
    .qinglan-filter li { font-size: 10px; }
    .qinglan-filter a { padding: 4px 8px; }
    .qinglan-filter .qinglan-filter-label { font-size: 10px; margin-right: 2px; }
    .qinglan-filter .badge { font-size: 8px; }
    .qinglan-sortbar { padding: 10px 0 4px; }
    .qinglan-list-count { font-size: 10px; margin: 18px 0; }
    .qinglan-resource-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
    .qinglan-card-cover { height: 139px; }
    .qinglan-card-body { padding: 12px; }
    .qinglan-card-tags { gap: 4px; font-size: 9px; }
    .qinglan-card-tags > span { padding: 2px 4px; }
    .qinglan-type-tag img { width: 13px; height: 13px; }
    .qinglan-card-body h3 { font-size: 12px; min-height: 39px; margin: 7px 0 11px; }
    .qinglan-card-byline { font-size: 9px; gap: 5px; }
    .qinglan-author { gap: 4px; }
    .qinglan-author img { width: 18px; height: 18px; flex-basis: 18px; }
    .qinglan-author span { max-width: 62px; }
    .qinglan-card-date { font-size: 9px; margin-top: 7px; }
    .qinglan-search-grid { grid-template-columns: 1fr; }
    .qinglan-search-grid .qinglan-resource-card { padding: 13px; gap: 13px; }
    .qinglan-search-grid .qinglan-card-cover { width: 100px; flex-basis: 100px; height: 113px; }
    .qinglan-search-grid .qinglan-card-body { padding: 0; }
    .qinglan-search-grid .qinglan-card-body h3 { margin: 6px 0 10px; min-height: 38px; }
    .qinglan-search-grid .qinglan-author span { max-width: 92px; }
    .qinglan-topic-grid { grid-template-columns: 1fr; gap: 19px; }
    .qinglan-topic-cover { min-height: 160px; padding: 24px; }
    .qinglan-topic-copy h2 { font-size: 21px; }
    .qinglan-topic-cover > img { width: 85px; height: 85px; }
    .qinglan-topic-more { padding: 16px 23px; }
    .qinglan-topic-heading { grid-template-columns: 1fr; padding: 24px 21px; gap: 0; margin: 22px 0; }
    .qinglan-topic-heading h1 { font-size: 25px; }
    .qinglan-topic-heading p { font-size: 12px; }
    .qinglan-topic-heading-cover { display: none; }
    .qinglan-loadmore { margin-top: 25px; }
}
@media (prefers-reduced-motion: reduce) {
    .qinglan-category-cover, .qinglan-resource-card, .qinglan-card-image, .qinglan-topic-card { transition: none; }
    .qinglan-category-cover:hover, .qinglan-resource-card:hover, .qinglan-card-cover:hover .qinglan-card-image, .qinglan-topic-card:hover { transform: none; }
}