:root{--animation-fast: .15s;--animation-normal: .25s;--animation-slow: .4s;--animation-curve: cubic-bezier(.4, 0, .2, 1);--animation-bounce: cubic-bezier(.68, -.55, .265, 1.55);--animation-spring: cubic-bezier(.34, 1.56, .64, 1);--tg-primary: #6366f1;--tg-primary-hover: #4f46e5;--tg-link: #64b5f6;--tg-success: #4ade80;--tg-warning: #fbbf24;--tg-danger: #f87171;--tg-bubble-own: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--tg-bubble-other: rgba(30, 41, 59, .9)}@keyframes slideInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInLeft{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes slideOutUp{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-20px)}}@keyframes 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infinite}.pinned-messages-content{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.pinned-messages-counter{font-size:12px;font-weight:600;color:var(--tg-primary);text-transform:uppercase;letter-spacing:.5px}.pinned-message-text{font-size:14px;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.4}.pinned-messages-nav{display:flex;align-items:center;gap:4px}.pinned-nav-btn{width:28px;height:28px;border-radius:50%;border:none;background:var(--bg-tertiary);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--animation-fast) var(--animation-curve)}.pinned-nav-btn:hover{background:var(--tg-primary);color:#fff;transform:scale(1.1)}.pinned-nav-btn:active{transform:scale(.95)}.pinned-nav-btn svg{width:14px;height:14px}.pinned-close-btn{width:28px;height:28px;border-radius:50%;border:none;background:transparent;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--animation-fast) var(--animation-curve);margin-left:8px}.pinned-close-btn:hover{background:#f8717133;color:var(--tg-danger)}.pinned-close-btn svg{width:16px;height:16px}.pinned-messages-list{position:absolute;top:100%;left:0;right:0;background:var(--bg-secondary);border:1px solid var(--border);border-top:none;border-radius:0 0 12px 12px;max-height:300px;overflow-y:auto;z-index:100;display:none;box-shadow:0 8px 32px #0000004d}.pinned-messages-list.show{display:block;animation:slideInDown var(--animation-normal) var(--animation-curve)}.pinned-message-item{display:flex;align-items:flex-start;gap:12px;padding:12px 16px;cursor:pointer;transition:all var(--animation-fast) var(--animation-curve);border-bottom:1px solid var(--border);position:relative}.pinned-message-item:last-child{border-bottom:none}.pinned-message-item:hover{background:var(--bg-hover)}.pinned-message-item:hover .pinned-item-unpin{opacity:1}.pinned-item-content{flex:1;min-width:0}.pinned-item-sender{font-size:12px;font-weight:600;color:var(--tg-primary);margin-bottom:4px}.pinned-item-text{font-size:14px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pinned-item-unpin{opacity:0;width:24px;height:24px;border-radius:50%;border:none;background:#f8717133;color:var(--tg-danger);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--animation-fast) var(--animation-curve);flex-shrink:0}.pinned-item-unpin:hover{background:var(--tg-danger);color:#fff;transform:scale(1.1)}.pinned-item-unpin svg{width:12px;height:12px}.archived-chats-modal{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:10000;display:none;align-items:center;justify-content:center;padding:20px}.archived-chats-modal.show{display:flex;animation:fadeIn var(--animation-normal) var(--animation-curve)}.archived-chats-content{width:100%;max-width:500px;max-height:80vh;background:var(--bg-secondary);border-radius:16px;overflow:hidden;box-shadow:0 20px 60px #0006;animation:scaleIn var(--animation-normal) var(--animation-curve);display:flex;flex-direction:column}.archived-chats-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border);background:linear-gradient(135deg,var(--bg-secondary) 0%,rgba(99,102,241,.05) 100%)}.archived-chats-header h3{font-size:18px;font-weight:600;color:var(--text-primary);display:flex;align-items:center;gap:8px}.archived-chats-header h3:before{content:"📦"}.archived-chats-close{width:36px;height:36px;border-radius:50%;border:none;background:var(--bg-tertiary);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--animation-fast) var(--animation-curve)}.archived-chats-close:hover{background:var(--tg-danger);color:#fff;transform:rotate(90deg)}.archived-chats-list{flex:1;overflow-y:auto;padding:8px 0}.archived-chat-item{display:flex;align-items:center;gap:12px;padding:12px 24px;cursor:pointer;transition:all var(--animation-fast) var(--animation-curve)}.archived-chat-item:hover{background:var(--bg-hover)}.archived-chat-avatar{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--tg-primary) 0%,#764ba2 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var(--animation-curve)}.forward-cancel-btn{background:var(--bg-tertiary);border:none;color:var(--text-secondary)}.forward-cancel-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.forward-send-btn{background:var(--tg-primary);border:none;color:#fff}.forward-send-btn:hover{background:var(--tg-primary-hover);transform:translateY(-1px)}.forward-send-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.messages-area.selection-mode .message{cursor:pointer;transition:all var(--animation-fast) var(--animation-curve)}.messages-area.selection-mode .message:hover{background:#6366f10d}.messages-area.selection-mode .message.selected{background:#6366f11a}.message-selection-checkbox{position:absolute;left:8px;top:50%;transform:translateY(-50%);width:22px;height:22px;border-radius:50%;border:2px solid var(--border);background:var(--bg-secondary);display:none;align-items:center;justify-content:center;transition:all var(--animation-fast) var(--animation-curve);z-index:10}.messages-area.selection-mode .message-selection-checkbox{display:flex}.message.selected .message-selection-checkbox{background:var(--tg-primary);border-color:var(--tg-primary)}.message.selected .message-selection-checkbox:after{content:"✓";color:#fff;font-size:12px;font-weight:700}.selection-actions-bar{position:fixed;bottom:0;left:0;right:0;background:var(--bg-secondary);border-top:1px solid var(--border);padding:12px 24px;display:none;align-items:center;justify-content:space-between;z-index:1000;box-shadow:0 -4px 20px #0003}.selection-actions-bar.show{display:flex;animation:slideInUp var(--animation-normal) var(--animation-curve)}.selection-count{font-size:15px;font-weight:500;color:var(--text-primary)}.selection-actions{display:flex;gap:8px}.selection-action-btn{padding:8px 16px;border-radius:8px;border:none;background:var(--bg-tertiary);color:var(--text-primary);font-size:14px;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all var(--animation-fast) var(--animation-curve)}.selection-action-btn:hover{background:var(--bg-hover);transform:translateY(-1px)}.selection-action-btn.danger{color:var(--tg-danger)}.selection-action-btn.danger:hover{background:#f8717133}.selection-action-btn svg{width:16px;height:16px}.selection-cancel-btn{padding:8px 16px;border-radius:8px;border:none;background:transparent;color:var(--text-muted);font-size:14px;cursor:pointer;transition:all var(--animation-fast) var(--animation-curve)}.selection-cancel-btn:hover{color:var(--text-primary)}.message-context-menu{position:fixed;background:var(--bg-secondary);border:1px solid var(--border);border-radius:12px;padding:6px;min-width:180px;z-index:10000;box-shadow:0 8px 32px #0000004d;display:none;transform-origin:top 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8px}.conversation-item:hover{background:var(--bg-hover)}.conversation-item.active{background:#6366f126}.conversation-item.unread{background:#6366f10d}.conversation-avatar{position:relative;width:52px;height:52px;border-radius:50%;flex-shrink:0;overflow:hidden}.conversation-avatar-img{width:100%;height:100%;object-fit:cover}.conversation-avatar-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:600;color:#fff;background:linear-gradient(135deg,var(--tg-primary) 0%,#764ba2 100%)}.conversation-status-indicator{position:absolute;bottom:2px;right:2px;width:14px;height:14px;border-radius:50%;border:2px solid var(--bg-secondary);transition:all var(--animation-fast) var(--animation-curve)}.conversation-status-indicator.online{background:var(--tg-success)}.conversation-status-indicator.away{background:var(--tg-warning)}.conversation-status-indicator.busy{background:var(--tg-danger)}.conversation-status-indicator.offline{background:var(--text-muted)}.conversation-content{flex:1;min-width:0}.conversation-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:4px}.conversation-name{font-size:15px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:flex;align-items:center;gap:6px}.conversation-name .role-badge{font-size:10px;padding:2px 6px;border-radius:4px;font-weight:500}.conversation-name .role-badge.dev{background:#f59e0b33;color:var(--role-dev)}.conversation-name .role-badge.adm{background:#ef444433;color:var(--role-adm)}.conversation-name .role-badge.superadmin{background:#a855f733;color:var(--role-superadmin)}.conversation-time{font-size:12px;color:var(--text-muted);flex-shrink:0}.conversation-item.unread .conversation-time{color:var(--tg-primary);font-weight:500}.conversation-preview{display:flex;align-items:center;gap:8px}.conversation-preview-text{flex:1;font-size:14px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conversation-item.unread .conversation-preview-text{color:var(--text-primary);font-weight:500}.conversation-unread-badge{min-width:20px;height:20px;padding:0 6px;border-radius:10px;background:var(--tg-primary);color:#fff;font-size:12px;font-weight:600;display:flex;align-items:center;justify-content:center;flex-shrink:0;animation:scaleIn var(--animation-normal) var(--animation-bounce)}.conversation-muted-badge{width:18px;height:18px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);flex-shrink:0}.conversation-pinned-badge{color:var(--tg-primary);font-size:14px;flex-shrink:0}.message{position:relative;display:flex;padding:4px 16px;animation:messageAppear var(--animation-normal) var(--animation-curve)}.message.own{justify-content:flex-end}.message-bubble{position:relative;max-width:65%;padding:10px 14px;border-radius:18px;transition:all var(--animation-fast) var(--animation-curve)}.message:not(.own) .message-bubble{background:var(--tg-bubble-other);border-bottom-left-radius:4px}.message.own .message-bubble{background:var(--tg-bubble-own);border-bottom-right-radius:4px;color:#fff}.message-bubble:hover{transform:scale(1.01)}.message-sender{font-size:13px;font-weight:600;color:var(--tg-primary);margin-bottom:4px}.message.own .message-sender{color:#ffffffd9}.message-text{font-size:15px;line-height:1.45;word-wrap:break-word}.message-footer{display:flex;align-items:center;justify-content:flex-end;gap:6px;margin-top:4px}.message-time{font-size:11px;color:var(--text-muted)}.message.own .message-time{color:#ffffffb3}.message-status{display:flex;align-items:center}.message-status svg{width:14px;height:14px}.message-status.sent svg{color:#ffffff80}.message-status.delivered svg{color:#ffffffb3}.message-status.read svg{color:#4ade80}.message-edited{font-size:11px;color:var(--text-muted);font-style:italic}.message.own .message-edited{color:#fff9}.message-reply-preview{display:flex;align-items:flex-start;gap:8px;padding:8px 12px;background:#00000026;border-radius:10px;margin-bottom:8px;border-left:3px solid var(--tg-primary);cursor:pointer;transition:all var(--animation-fast) var(--animation-curve)}.message-reply-preview:hover{background:#0003}.reply-sender{font-size:12px;font-weight:600;color:var(--tg-primary)}.message.own .reply-sender{color:#ffffffe6}.reply-text{font-size:13px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:200px}.message.own .reply-text{color:#ffffffbf}.message-forwarded-header{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-muted);margin-bottom:6px}.message-forwarded-header svg{width:14px;height:14px}.message.own .message-forwarded-header{color:#ffffffb3}.toast-notification{position:fixed;top:20px;right:20px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:12px;padding:14px 20px;display:flex;align-items:center;gap:12px;box-shadow:0 8px 32px #0000004d;z-index:100000;animation:slideInRight var(--animation-normal) var(--animation-curve);max-width:400px}.toast-notification.hiding{animation:slideOutRight var(--animation-normal) var(--animation-curve) forwards}.toast-icon{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:16px}.toast-icon.success{background:#4ade8033;color:var(--tg-success)}.toast-icon.error{background:#f8717133;color:var(--tg-danger)}.toast-icon.info{background:#6366f133;color:var(--tg-primary)}.toast-icon.warning{background:#fbbf2433;color:var(--tg-warning)}.toast-content{flex:1;min-width:0}.toast-title{font-size:14px;font-weight:600;color:var(--text-primary);margin-bottom:2px}.toast-message{font-size:13px;color:var(--text-secondary)}.toast-close{width:24px;height:24px;border-radius:50%;border:none;background:transparent;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--animation-fast) 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