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#0000001a}.category-card.active{border-color:#667eea;background:rgba(102,126,234,.05)}.category-icon{display:block;font-size:32px;margin-bottom:12px}.category-name{font-size:14px;font-weight:600;color:var(--text-primary)}.articles-section,.faq-section{max-width:900px;margin:0 auto 40px;background:#fff;border-radius:20px;padding:30px;box-shadow:0 4px 6px #0000000d}.articles-section .section-title,.faq-section .section-title{margin-bottom:20px}.articles-list,.faq-grid{display:flex;flex-direction:column;gap:12px}.article-item,.faq-item{border:1px solid var(--border-light);border-radius:12px;overflow:hidden}.article-question,.faq-question{padding:18px 20px;font-weight:600;color:var(--text-primary);cursor:pointer;display:flex;justify-content:space-between;align-items:center;transition:background .2s ease}.article-question:hover,.faq-question:hover{background:var(--bg-secondary)}.expand-icon{font-size:12px;color:var(--text-muted);transition:transform .2s ease}details[open] 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