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var(--border);color:var(--text);font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px #0000001f;z-index:8;transition:transform .15s,opacity .2s;animation:fadeInUp .2s ease}.scroll-to-bottom-btn:hover{transform:translateY(-2px);background:#f8fafc}.scroll-to-bottom-btn .badge{position:absolute;top:-4px;right:-4px;background:var(--primary);color:#fff;font-size:11px;font-weight:700;padding:2px 6px;border-radius:10px;min-width:18px;text-align:center}@keyframes fadeInUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.day-sep.sticky{position:sticky;top:0;z-index:2}.chat-typing-row{flex-shrink:0;padding:4px 16px 6px;font-size:12px;color:var(--muted);font-style:italic;display:flex;align-items:center;gap:6px;min-height:22px}.typing-dots{display:inline-flex;gap:3px;margin-left:4px}.typing-dots span{width:5px;height:5px;border-radius:50%;background:var(--primary);animation:typingPulse 1.2s infinite 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.icon-btn{background:transparent;border:none;cursor:pointer;width:32px;height:32px;border-radius:8px;font-size:16px;color:#64748b}.modal-header .icon-btn:hover{background:#f1f5f9;color:#0f172a}.modal-body{flex:1;overflow-y:auto;padding:16px 20px;display:flex;flex-direction:column;gap:12px}.modal-footer{display:flex;gap:8px;justify-content:flex-end;padding:12px 20px;border-top:1px solid #e2e8f0;background:#f8fafc}.modal-footer button{padding:8px 18px;border-radius:8px;font-weight:600;cursor:pointer;border:1px solid transparent;font-size:14px;min-height:38px}.modal-footer button.ghost{background:#fff;border-color:#e2e8f0;color:#475569}.modal-footer button.ghost:hover{background:#f1f5f9}.modal-footer button.primary{background:#3b82f6;color:#fff}.modal-footer button.primary:hover:not(:disabled){background:#2563eb}.modal-footer button.primary:disabled{background:#cbd5e1;cursor:not-allowed}.new-group-modal{max-width:560px}.new-group-modal 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10px;font-size:12px;color:#1e40af;font-weight:500}.ng-chip-remove{background:transparent;border:none;cursor:pointer;color:#64748b;width:18px;height:18px;border-radius:50%;font-size:12px;line-height:1;display:inline-flex;align-items:center;justify-content:center}.ng-chip-remove:hover{background:#fee2e2;color:#dc2626}.ng-search-wrap{position:sticky;top:0;background:#fff;z-index:2}.ng-search-input{width:100%;padding:9px 12px;border:1px solid #cbd5e1;border-radius:8px;font-size:14px;outline:none}.ng-search-input:focus{border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f626}.ng-dept-pills{display:flex;flex-wrap:wrap;gap:6px}.ng-dept-pill{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:5px 12px;font-size:12px;color:#475569;cursor:pointer;font-weight:500;min-height:28px}.ng-dept-pill:hover{background:#f1f5f9;border-color:#cbd5e1}.ng-dept-pill.active{background:#3b82f6;color:#fff;border-color:#3b82f6}.ng-user-list{border:1px solid #e2e8f0;border-radius:8px;overflow:hidden;background:#fff;max-height:360px;overflow-y:auto}.ng-empty{padding:24px;text-align:center;color:#94a3b8;font-size:13px}.ng-group:not(:first-child){border-top:4px solid #f8fafc}.ng-group-header{display:flex;align-items:center;justify-content:space-between;padding:6px 12px;background:#f8fafc;font-size:11px;color:#64748b;font-weight:700;text-transform:uppercase;letter-spacing:.4px}.ng-select-all-btn{background:transparent;border:none;color:#3b82f6;font-size:11px;cursor:pointer;padding:2px 6px;border-radius:4px;font-weight:600;text-transform:none;letter-spacing:0}.ng-select-all-btn:hover{background:#eff6ff}.ng-user-row{display:flex;align-items:center;gap:10px;padding:8px 12px;cursor:pointer;transition:background .1s;border-top:1px solid #f1f5f9}.ng-user-row:first-child{border-top:none}.ng-user-row:hover{background:#f8fafc}.ng-user-row.checked{background:#eff6ff}.ng-user-row input[type=checkbox]{width:18px;height:18px;cursor:pointer;accent-color:#3b82f6;flex-shrink:0}.ng-user-avatar{width:32px;height:32px;border-radius:50%;background:#cbd5e1;color:#fff;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;flex-shrink:0}.ng-user-row.checked .ng-user-avatar{background:#3b82f6}.ng-user-info{flex:1;min-width:0}.ng-user-name{font-size:14px;font-weight:500;color:#0f172a;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ng-user-role{font-size:11px;color:#64748b;margin-top:1px}@media (max-width: 640px){.new-group-modal{max-width:100%;height:100vh;max-height:100vh;border-radius:0}.modal-body{padding:12px 14px}.ng-user-list{max-height:none;flex:1}}.profile-page{max-width:720px;margin:0 auto}.profile-card{padding:24px}.profile-avatar-section{display:flex;gap:24px;align-items:center;padding:16px 0 24px;border-bottom:1px solid #e2e8f0;margin-bottom:20px}.profile-avatar-wrap{position:relative;width:120px;height:120px;flex-shrink:0}.profile-avatar-img,.profile-avatar-initials{width:120px;height:120px;border-radius:50%;object-fit:cover;display:block}.profile-avatar-initials{background:#3b82f6;color:#fff;font-size:40px;font-weight:600;display:flex;align-items:center;justify-content:center}.profile-avatar-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#00000080;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:32px}.profile-avatar-actions{display:flex;flex-direction:column;gap:8px;flex:1;min-width:0}.profile-avatar-actions button{padding:8px 16px;border-radius:8px;cursor:pointer;font-weight:500;border:1px solid transparent;font-size:14px;min-height:38px;text-align:left}.profile-avatar-actions button.primary{background:#3b82f6;color:#fff}.profile-avatar-actions button.primary:hover:not(:disabled){background:#2563eb}.profile-avatar-actions button.ghost{background:#fff;border-color:#e2e8f0;color:#475569}.profile-avatar-actions button.ghost:hover{background:#f1f5f9}.profile-avatar-actions button:disabled{opacity:.5;cursor:not-allowed}.profile-avatar-hint{font-size:11px;color:#94a3b8;margin-top:4px}.profile-info{display:flex;flex-direction:column;gap:14px}.profile-row{display:grid;grid-template-columns:140px 1fr;gap:12px;align-items:center;padding-bottom:10px;border-bottom:1px dashed #f1f5f9}.profile-row label{font-size:13px;color:#64748b;font-weight:600}.profile-row-value{font-size:14px;color:#0f172a}.profile-row-value .muted{color:#94a3b8;font-size:12px}.profile-row input{width:100%;padding:8px 10px;border:1px solid #cbd5e1;border-radius:6px;font-size:14px;outline:none}.profile-row input:focus{border-color:#3b82f6;box-shadow:0 0 0 2px #3b82f626}.role-badge{display:inline-block;padding:2px 10px;border-radius:12px;background:#eff6ff;color:#1e40af;font-size:12px;font-weight:600}.profile-actions{display:flex;gap:8px;padding-top:12px}.profile-actions button{padding:8px 18px;border-radius:8px;cursor:pointer;font-weight:600;border:1px solid #e2e8f0;background:#fff;font-size:14px;min-height:38px}.profile-actions button.primary{background:#3b82f6;color:#fff;border-color:#3b82f6}.profile-actions button.primary:hover:not(:disabled){background:#2563eb}.profile-actions button.ghost{background:#fff;color:#475569}.profile-actions button.ghost:hover{background:#f1f5f9}.avatar-img{object-fit:cover;border-radius:50%;display:block}.user-avatar-inline{display:inline-flex;align-items:center}.user-avatar-inline .user-avatar-small.inline,.user-avatar-inline .avatar-img.inline{width:28px;height:28px}.user-box .user-avatar-small.avatar-img{width:40px;height:40px}@media (max-width: 640px){.profile-avatar-section{flex-direction:column;align-items:flex-start}.profile-avatar-wrap,.profile-avatar-img,.profile-avatar-initials{width:96px;height:96px}.profile-row{grid-template-columns:1fr;gap:4px}.profile-row label{font-size:12px}}