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var(--border-light);border-radius:8px;padding:1.5rem;transition:var(--transition);cursor:pointer}.qa-item:hover{border-color:var(--blue);box-shadow:var(--shadow-md)}.qa-question{font-weight:700;color:var(--text-dark);margin-bottom:.75rem}.qa-expert{display:flex;align-items:center;gap:.5rem;font-size:.85rem;color:var(--text-muted);margin-bottom:1rem}.expert-badge{background:linear-gradient(135deg,var(--blue),var(--orange));color:#fff;padding:.2rem .6rem;border-radius:4px;font-weight:700;font-size:.7rem}.qa-answer{color:var(--text-dark);line-height:1.6;display:none}.qa-item.expanded .qa-answer{display:block}.community-highlights{background:var(--bg-alt);border-radius:12px;padding:2rem;margin:2rem 0}.community-highlights h3{font-family:Poppins,sans-serif;margin-bottom:1.5rem}.highlights-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem}.highlight-card{background:var(--bg-light);border:2px solid var(--border-light);border-radius:8px;padding:1.25rem;transition:var(--transition)}.highlight-card:hover{border-color:var(--blue);box-shadow:var(--shadow-md);transform:translateY(-4px)}.highlight-icon{font-size:2rem;margin-bottom:.75rem}.highlight-title{font-weight:700;margin-bottom:.5rem}.highlight-stat{font-size:.9rem;color:var(--text-muted)}.email-newsletter{background:linear-gradient(135deg,var(--blue),var(--purple));border-radius:12px;padding:2rem;margin:2rem 0;text-align:center;color:#fff}.email-newsletter h3{color:#fff;margin-bottom:1rem}.email-form{display:flex;gap:.75rem;max-width:400px;margin:0 auto;flex-wrap:wrap;justify-content:center}.email-input{flex:1;min-width:200px;padding:.75rem 1rem;border:none;border-radius:8px;font-size:.95rem}.email-submit-btn{padding:.75rem 1.5rem;background:#fff;color:var(--blue);border:none;border-radius:8px;font-weight:700;cursor:pointer;transition:var(--transition)}.email-submit-btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px #0003}.bookmarks-page{background:var(--bg-alt);border-radius:12px;padding:2rem;margin:2rem 0}.bookmark-item{background:var(--bg-light);border:2px solid var(--border-light);border-radius:8px;padding:1rem;margin-bottom:1rem;display:flex;justify-content:space-between;align-items:center;transition:var(--transition)}.bookmark-item:hover{border-color:var(--blue);box-shadow:var(--shadow-md)}.bookmark-remove-btn{background:none;border:none;color:var(--red);cursor:pointer;font-size:1rem;transition:var(--transition)}.bookmark-remove-btn:hover{transform:scale(1.2)}.theme-toggle{position:fixed;top:1rem;right:1rem;background:var(--bg-alt);border:2px solid var(--border-light);width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1.5rem;transition:var(--transition);z-index:99}.theme-toggle:hover{transform:scale(1.1);border-color:var(--blue);box-shadow:var(--shadow-md)}.search-advanced{background:var(--bg-alt);border:2px solid var(--border-light);border-radius:12px;padding:1.5rem;margin:2rem 0}.search-advanced-input{width:100%;padding:1rem;border:2px solid var(--border-light);border-radius:8px;font-size:1rem;background:var(--bg-light);color:var(--text-dark);margin-bottom:1rem}.search-advanced-input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px #2563eb1a}.search-filters{display:flex;gap:.75rem;flex-wrap:wrap;margin-bottom:1rem}.search-filter-tag{padding:.5rem 1rem;background:var(--blue);color:#fff;border-radius:20px;font-size:.85rem;cursor:pointer;transition:var(--transition);display:inline-flex;align-items:center;gap:.5rem}.search-filter-tag:hover{background:var(--orange)}.search-filter-tag.active{background:var(--orange);box-shadow:var(--shadow-md)}.search-results-advanced{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem}.search-result-card{background:var(--bg-light);border:2px solid var(--border-light);border-radius:8px;padding:1rem;transition:var(--transition);text-decoration:none;color:var(--text-dark)}.search-result-card:hover{border-color:var(--blue);box-shadow:var(--shadow-md);transform:translateY(-4px)}.search-result-card h4{margin:0 0 .5rem;font-size:1rem}.search-result-card small{display:block;color:var(--text-muted);margin-bottom:.5rem}.search-result-score{display:inline-block;background:#2563eb33;color:var(--blue);padding:.2rem .6rem;border-radius:4px;font-size:.7rem;font-weight:700}.read-time-badge{display:inline-block;background:linear-gradient(135deg,var(--blue),var(--orange));color:#fff;padding:.4rem .8rem;border-radius:20px;font-size:.8rem;font-weight:600;margin:.5rem 0}.related-articles-smart{background:linear-gradient(135deg,#2563eb0d,#f973160d);border-radius:12px;padding:2rem;margin:2rem 0;border:2px solid rgba(37,99,235,.1)}.related-articles-smart h3{font-family:Poppins,sans-serif;margin-bottom:1.5rem;display:flex;align-items:center;gap:.75rem}.related-grid-smart{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.5rem}.related-card-item{background:var(--bg-light);border:2px solid var(--border-light);border-radius:8px;padding:1.25rem;transition:var(--transition)}.related-card-item:hover{border-color:var(--blue);box-shadow:var(--shadow-lg);transform:translateY(-6px)}.related-card-item a{text-decoration:none;color:var(--text-dark);font-weight:700;transition:color .3s}.related-card-item a:hover{color:var(--blue)}.match-score{font-size:.75rem;color:var(--text-muted);margin-top:.5rem}