@keyframes mhc-in{0%{opacity:0;transform:translateY(4px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes mhc-out{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(4px) scale(.97)}}.mention-hover-card{position:fixed;z-index:9999;width:320px;padding:16px;border-radius:16px;background:rgba(18,18,24,.65);backdrop-filter:blur(40px) saturate(1.3);-webkit-backdrop-filter:blur(40px) saturate(1.3);border:1px solid rgba(255,255,255,.08);box-shadow:0 8px 32px rgba(0,0,0,.35),inset 0 0 0 1px rgba(255,255,255,.04);animation:mhc-in .15s ease-out both;pointer-events:auto;user-select:none}.mention-hover-card.closing{animation:mhc-out .12s ease-in forwards;pointer-events:none}[data-theme=light] .mention-hover-card{background:rgba(255,255,255,.7);backdrop-filter:blur(40px) saturate(1.5);-webkit-backdrop-filter:blur(40px) saturate(1.5);border-color:rgba(0,0,0,.06);box-shadow:0 8px 32px rgba(0,0,0,.1),inset 0 0 0 1px rgba(0,0,0,.02)}.mhc-loading{display:flex;align-items:center;gap:12px}.mhc-skeleton-avatar{width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,.08);flex-shrink:0;animation:skeleton-shimmer 1.4s ease-in-out infinite}[data-theme=light] .mhc-skeleton-avatar{background:rgba(0,0,0,.06)}.mhc-skeleton-lines{flex:1;display:flex;flex-direction:column;gap:8px}.mhc-skeleton-line{height:12px;border-radius:6px;background:rgba(255,255,255,.08);animation:skeleton-shimmer 1.4s ease-in-out infinite}[data-theme=light] .mhc-skeleton-line{background:rgba(0,0,0,.06)}.mhc-not-found{display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px;padding:8px 0}.mhc-not-found-icon{color:var(--text-tertiary);opacity:.5;margin-bottom:2px}.mhc-not-found-label{font-size:14px;font-weight:600;color:var(--text-primary)}.mhc-not-found-text{font-size:13px;color:var(--text-tertiary)}.mhc-header{display:flex;align-items:center;gap:12px}.mhc-avatar-wrap{flex-shrink:0;cursor:pointer}.mhc-avatar{object-fit:cover}.mhc-avatar,.mhc-avatar-fallback{width:48px;height:48px;border-radius:50%}.mhc-avatar-fallback{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--accent-primary) 0,var(--accent-secondary) 100%);color:#fff;font-size:20px;font-weight:600}.mhc-info{display:flex;flex-direction:column;min-width:0}.mhc-name{font-size:15px;font-weight:700;color:var(--text-primary);text-decoration:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.3}.mhc-name:hover{text-decoration:underline}.mhc-username{font-size:13px;color:var(--text-secondary)}.mhc-sector,.mhc-username{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mhc-sector{font-size:12px;color:var(--accent-primary);font-weight:500;margin-top:2px}.mhc-bio{font-size:13px;color:var(--text-secondary);line-height:1.4;margin:10px 0 0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.mhc-footer{display:flex;align-items:center;justify-content:space-between;margin-top:12px;padding-top:10px;border-top:1px solid rgba(255,255,255,.06)}[data-theme=light] .mhc-footer{border-top-color:rgba(0,0,0,.06)}.mhc-stats{display:flex;align-items:baseline;gap:4px}.mhc-stat-value{font-size:14px;font-weight:700;color:var(--text-primary)}.mhc-stat-label{font-size:12px;color:var(--text-tertiary)}.mhc-actions{display:flex;gap:6px}.mhc-btn{padding:6px 16px;border-radius:20px;font-size:13px;font-weight:600;cursor:pointer;transition:all .15s ease;border:none;outline:none}.mhc-btn.follow{background:var(--accent-primary);color:#fff}.mhc-btn.follow:hover{filter:brightness(1.1)}.mhc-btn.following{background:rgba(255,255,255,.1);color:var(--text-primary);border:1px solid rgba(255,255,255,.12)}[data-theme=light] .mhc-btn.following{background:rgba(0,0,0,.05);border-color:rgba(0,0,0,.1)}.mhc-btn.following:hover{background:rgba(239,68,68,.15);color:#ef4444;border-color:rgba(239,68,68,.3)}.mhc-btn:disabled{opacity:.6;cursor:not-allowed}.mhc-badge.connected{font-size:12px;font-weight:600;color:#10b981;padding:4px 12px;border-radius:20px;background:rgba(16,185,129,.1);border:1px solid rgba(16,185,129,.2)}@media (prefers-reduced-motion:reduce){.mention-hover-card{animation:none}}@supports not (backdrop-filter:blur(1px)){.mention-hover-card{background:rgba(10,10,15,.97)}[data-theme=light] .mention-hover-card{background:rgba(255,255,255,.97)}}