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767px){.user-management{max-width:100%;min-width:auto;padding:15px;margin:0}.user-header{margin-bottom:20px;padding-bottom:10px}.user-header h1{font-size:1.5rem;margin-bottom:5px}.user-header p{font-size:14px}.search-filter-container{flex-direction:column;gap:15px;margin-bottom:15px}.search-box{width:100%}.filter-controls{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:nowrap;padding-bottom:5px}.filter-button{padding:6px 12px;font-size:13px}.users-table-container{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 -15px;padding:0 15px;border-radius:0}@media (max-width: 480px){.user-card-view{display:block}.user-card-item{background-color:#fff;border-radius:6px;box-shadow:0 1px 3px 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auto;font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;display:flex;flex-direction:column;min-height:100vh}.main-content{max-width:100%;margin:0 auto;display:flex;gap:20px;flex:1 0 auto}.content-container{flex:1;display:flex;flex-direction:column}.article-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:2rem}.article-card{border:1px solid #e0e0e0;border-radius:4px;overflow:hidden;transition:transform .2s,box-shadow .2s}.article-card:hover{transform:translateY(-5px);box-shadow:0 5px 15px #0000001a}.article-card img{width:100%;height:180px;object-fit:cover}.article-card-content{padding:1rem}.category{display:inline-block;background-color:#ff8000;color:#fff;padding:4px 8px;font-size:12px;font-weight:600;border-radius:2px;margin-bottom:8px}.article-card h3{margin:8px 0;font-size:18px;line-height:1.3}.article-card a{color:#000;text-decoration:none}.article-card a:hover{color:#ff8000}.author,.date{font-size:14px;color:#666;margin:4px 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