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0}.timeline-time{color:var(--text-3);font-size:12px;font-weight:500}.timeline-card-head{gap:6px}.timeline-title{display:-webkit-box;overflow:hidden;font-weight:600;line-height:1.6;-webkit-box-orient:vertical;-webkit-line-clamp:2}.timeline-summary{margin-top:7px;font-size:14px;line-height:1.65;-webkit-line-clamp:3}.timeline-reason{padding:8px 10px;font-size:12px;line-height:1.55}.article-hero{margin-bottom:30px}.about-hero h1{font-size:clamp(24px,6.4vw,28px);line-height:1.25}.source-wall-grid,.submit-grid{grid-template-columns:1fr}.item-detail-brief,.item-detail-hero{margin-bottom:18px}.item-detail-main{padding:15px;border-radius:14px}.item-detail-brief-card{padding:12px}.od-title{font-size:21px}}@media (max-width:580px){.topics-grid{grid-template-columns:repeat(2,1fr);gap:8px}.topics-container{padding:24px 14px 48px}.topics-grid-card{padding:12px 13px}}@media (max-width:380px){.topics-grid{grid-template-columns:1fr}.page-header{padding:18px 14px 16px}.page-divider{margin-inline:-14px}}.topic-feed-title{margin:0;color:var(--text-0);font-size:18px;font-weight:600;line-height:1.4}