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var(--border-color);border-radius:var(--radius-md);background:var(--bg-secondary);cursor:pointer;gap:1rem;padding:.9rem;text-decoration:none;transition:all .2s;display:flex}.related-post-card:hover{border-color:var(--accent-indigo);background:#4f46e508;transform:translate(3px)}.related-post-icon{border-radius:var(--radius-sm);background:var(--accent-gradient);color:#fff;flex-shrink:0;justify-content:center;align-items:center;width:42px;height:42px;display:flex}.related-post-info{flex:1;min-width:0}.related-post-title{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;margin-bottom:.25rem;font-size:.88rem;font-weight:600;line-height:1.4;overflow:hidden}.related-post-meta{color:var(--text-secondary);font-size:.73rem}.engagement-bar{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.6rem;padding:1.1rem 1.5rem;display:flex}.engagement-btn{border:1.5px solid var(--border-color);color:var(--text-secondary);background:var(--bg-secondary);cursor:pointer;border-radius:100px;align-items:center;gap:.38rem;padding:.48rem .95rem;font-size:.8rem;font-weight:600;transition:all .2s;display:inline-flex}.engagement-btn:hover{border-color:var(--accent-indigo);color:var(--accent-indigo);background:#4f46e50d}.engagement-btn.liked{color:#ef4444;background:#ef44440f;border-color:#ef4444}.engagement-btn.copied{color:#10b981;background:#10b9810f;border-color:#10b981}.newsletter-box{border-radius:var(--radius-xl);text-align:center;background:linear-gradient(135deg,#4f46e50f 0%,#7c3aed0f 100%);border:1px solid #4f46e529;padding:2.25rem 2rem}.newsletter-box-title{font-size:1.25rem;font-weight:700;font-family:var(--font-heading);color:var(--text-primary);margin-bottom:.4rem}.newsletter-box-desc{color:var(--text-secondary);margin-bottom:1.35rem;font-size:.88rem;line-height:1.6}.newsletter-form{gap:.55rem;max-width:420px;margin:0 auto;display:flex}.newsletter-input{border:1.5px solid var(--border-color);background:var(--bg-primary);color:var(--text-primary);font-size:.88rem;font-family:var(--font-sans);border-radius:100px;outline:none;flex:1;padding:.7rem 1rem;transition:border-color .2s}.newsletter-input:focus{border-color:var(--accent-indigo)}.feedback-section{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-xl);text-align:center;box-shadow:var(--shadow-sm);padding:1.75rem 2rem}.feedback-title{color:var(--text-primary);margin-bottom:1rem;font-size:1.05rem;font-weight:700}.feedback-btns{flex-wrap:wrap;justify-content:center;gap:.75rem;display:flex}.feedback-btn{border:1.5px solid var(--border-color);background:var(--bg-secondary);cursor:pointer;color:var(--text-secondary);border-radius:100px;align-items:center;gap:.45rem;padding:.6rem 1.3rem;font-size:.88rem;font-weight:600;transition:all .2s;display:inline-flex}.feedback-btn:hover{border-color:var(--accent-indigo);color:var(--accent-indigo);background:#4f46e50d}.feedback-btn.selected{background:var(--accent-gradient);color:#fff;border-color:#0000}.back-to-top{background:var(--accent-gradient);color:#fff;cursor:pointer;z-index:100;border:none;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;transition:all .2s;display:flex;position:fixed;bottom:2rem;right:2rem;box-shadow:0 4px 16px #4f46e559}.back-to-top:hover{transform:translateY(-3px);box-shadow:0 6px 20px #4f46e580}