.topics-page{background:#fff}.topics-page header{position:relative}.topics-main{max-width:1280px;padding:0 32px;margin:20px auto 75px}.topics-filters{display:-webkit-flex;display:flex;gap:16px;overflow-x:auto;white-space:nowrap;margin-bottom:24px}.topics-filters a{display:inline-block;flex:none;text-decoration:none;background:#f7f8fa;color:#6b727b;border-radius:26px;padding:8px 16px;font-size:18px;line-height:26px}.topics-filters a.active{background:#f4d553;color:#303030;font-weight:700}.topics-hero{height:156px;border-radius:12px;background:linear-gradient(180deg,#fff9d8 0%,#fffefa 100%);display:-webkit-flex;display:flex;align-items:center;justify-content:space-between;padding:0 40px;overflow:hidden}.topics-hero h1{font-size:26px;line-height:34px;margin:0 0 10px;font-weight:700}.topics-hero p{font-size:15px;line-height:25px;color:#737b84;margin:0;max-width:850px}.topics-art{width:235px;height:130px;position:relative;flex:none}.topics-art i{font-style:normal;position:absolute;border-radius:50%;display:grid;place-items:center;width:57px;height:57px;border:6px solid rgba(255,255,255,.65);box-shadow:0 7px 10px rgba(110,89,34,.2);font-size:32px;font-weight:700}.topics-art i:nth-child(1){background:#5389d7;color:#c0d7f3;left:22px;top:11px;transform:rotate(25deg)}.topics-art i:nth-child(2){background:#343c54;color:#9ea1aa;left:91px;top:8px;transform:rotate(-18deg)}.topics-art i:nth-child(3){background:#f7bd35;color:#fff1c4;left:66px;top:72px}.topics-list-title{font-size:24px;margin:29px 0 23px}.topics-page.subtopic .topics-list-title{display:none}.topics-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.topics-card{display:block;min-width:0;border:1px solid #edf0f1;border-radius:11px;padding:16px;text-decoration:none;color:#30343a;overflow:hidden}.topics-card img{width:100%;height:162px;object-fit:cover;border-radius:6px;display:block;background:#fafafa}.topics-card h3{font-size:15px;line-height:24px;margin:13px 0 14px;min-height:48px}.topics-card p{font-size:13px;line-height:23px;color:#8a919a;background:#fafafa;border-radius:4px;padding:8px;margin:0;min-height:70px}.topics-card small{display:block;color:#a2a8af;font-size:12px;margin:13px 0 0}.topics-page footer{margin-top:60px}@media(max-width:900px){.topics-list{grid-template-columns:repeat(2,minmax(0,1fr))}.topics-art{width:160px}.topics-filters{gap:8px}.topics-filters a{font-size:15px}}@media(max-width:640px){.topics-main{padding:0 12px;margin-top:14px}.topics-filters{gap:7px;margin-bottom:15px}.topics-filters a{font-size:14px;line-height:22px;padding:5px 12px}.topics-hero{height:auto;min-height:132px;padding:22px 18px}.topics-hero h1{font-size:21px;line-height:28px}.topics-hero p{font-size:13px;line-height:20px}.topics-art{width:60px;height:90px}.topics-art i{width:27px;height:27px;border-width:3px;font-size:16px}.topics-art i:nth-child(1){left:0;top:4px}.topics-art i:nth-child(2){left:23px;top:12px}.topics-art i:nth-child(3){left:11px;top:48px}.topics-list-title{font-size:19px;margin:20px 0 14px}.topics-list{gap:10px}.topics-card{padding:9px;border-radius:7px}.topics-card img{height:100px}.topics-card h3{font-size:13px;line-height:19px;min-height:76px;margin:8px 0}.topics-card p{font-size:11px;line-height:16px;height:48px;min-height:0;overflow:hidden}.topics-card small{font-size:10px}}@media(max-width:350px){.topics-list{grid-template-columns:1fr}.topics-card img{height:150px}}@supports not (display:grid){.topics-list{display:-webkit-flex;display:flex;-webkit-flex-wrap:wrap;flex-wrap:wrap}.topics-card{width:calc(25% - 20px);margin:0 20px 20px 0}@media(max-width:900px){.topics-card{width:calc(50% - 10px);margin:0 10px 10px 0}}}
.topics-feature{display:grid;grid-template-columns:395px minmax(0,1fr);gap:22px}.topics-lead{color:#30343a;text-decoration:none;border:1px solid #eff0f2;border-radius:10px;padding:16px;min-width:0}.topics-lead img{display:block;width:100%;height:192px;object-fit:cover;border-radius:6px}.topics-lead h3{font-size:17px;line-height:26px}.topics-feature-side{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 28px}.topics-feature-side a{display:block;position:relative;min-height:151px;border-bottom:1px solid #edf0f2;text-decoration:none;color:#30343a;padding-right:122px}.topics-feature-side small{display:inline-block;padding:5px 10px;background:#f7f7f7;color:#737b84;border-radius:14px;margin-bottom:18px}.topics-feature-side strong{display:block;font-size:14px;line-height:24px}.topics-feature-side img{position:absolute;right:0;top:46px;width:110px;height:70px;object-fit:cover;border-radius:5px}@media(max-width:900px){.topics-feature{grid-template-columns:1fr}.topics-feature-side{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.topics-lead img{height:165px}.topics-feature-side{gap:10px}.topics-feature-side a{padding-right:0;min-height:190px}.topics-feature-side img{position:static;width:100%;height:85px;margin-top:8px}.topics-feature-side strong{font-size:12px;line-height:18px}}
.topics-page.subtopic .topics-list{margin-top:26px}
/* Keep category cards independent of the homepage source-topic-* layout. */
.topics-page #topicsList.source-topic-card-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;align-items:stretch;margin-top:26px}
.topics-page .source-topic-card-grid .topics-card{display:flex;flex-direction:column;width:auto;min-width:0;margin:0;padding:16px;border:1px solid #ecedf3;border-radius:12px;background:#fff;color:#24292e}
.topics-page .source-topic-card-grid .topics-card>img{display:block;width:100%;height:auto;aspect-ratio:125/82;object-fit:cover;border-radius:8px;flex:none}
.topics-page .source-topic-card-grid .topics-card>h3{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;height:48px;min-height:48px;margin:12px 0 16px;font-size:16px;line-height:24px;font-weight:600}
.topics-page .source-topic-card-grid .topics-card>p{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;height:58px;min-height:58px;margin:0;padding:8px;border-radius:8px;background:#fafafb;font-size:14px;line-height:23px;color:#5f6277}
.topics-page .source-topic-card-grid .topics-card-footer{display:flex;align-items:center;justify-content:space-between;gap:8px;min-width:0;min-height:24px;margin-top:26px}
.topics-page .source-topic-card-grid .topics-card-author{display:block;min-width:0;margin:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:12px;line-height:18px;color:#5f6277}
.topics-page .source-topic-card-grid .topics-card-tag{flex:none;max-width:50%;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;border-radius:12px;padding:0 12px;background:#f6f7f8;font-size:12px;line-height:24px;color:#5f6277}
.topics-page .source-topic-card-grid .topics-card:hover h3{color:#d4a92c}
.topics-page .source-topic-card-grid .topics-card--no-image>h3{margin-top:0}
.topics-page .topics-loading,.topics-page .topics-empty{grid-column:1/-1;min-height:180px;display:flex;align-items:center;justify-content:center;color:#858b94;text-align:center}
.topics-page .topics-empty{width:100%;margin:0;border:1px dashed #dfe2e6;border-radius:12px;background:#fafbfc;font-size:15px}
@media(min-width:1600px){.topics-page #topicsList.source-topic-card-grid{gap:28px}.topics-page .source-topic-card-grid .topics-card{padding:22px}.topics-page .source-topic-card-grid .topics-card>h3{height:64px;min-height:64px;font-size:21px;line-height:32px}.topics-page .source-topic-card-grid .topics-card>p{height:78px;min-height:78px;font-size:18px;line-height:30px}.topics-page .source-topic-card-grid .topics-card-author,.topics-page .source-topic-card-grid .topics-card-tag{font-size:15px}}
@media(max-width:900px){.topics-page #topicsList.source-topic-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:640px){.topics-page #topicsList.source-topic-card-grid{gap:10px;margin-top:18px}.topics-page .source-topic-card-grid .topics-card{padding:9px;border-radius:8px}.topics-page .source-topic-card-grid .topics-card>h3{-webkit-line-clamp:3;height:57px;min-height:57px;margin:9px 0 12px;font-size:13px;line-height:19px}.topics-page .source-topic-card-grid .topics-card>p{height:48px;min-height:48px;padding:6px;font-size:11px;line-height:18px}.topics-page .source-topic-card-grid .topics-card-footer{gap:4px;margin-top:15px}.topics-page .source-topic-card-grid .topics-card-author{font-size:10px;line-height:16px}.topics-page .source-topic-card-grid .topics-card-tag{padding:0 6px;font-size:10px;line-height:22px}}
@media(max-width:350px){.topics-page #topicsList.source-topic-card-grid{grid-template-columns:1fr}.topics-page .source-topic-card-grid .topics-card>h3{-webkit-line-clamp:2;height:38px;min-height:38px}}