:root{--bg-primary: #17212b;--bg-secondary: #0e1621;--bg-chat: #0e1621;--bg-input: #242f3d;--bg-message-own: #2b5278;--bg-message-other: #182533;--bg-hover: #202b36;--text-primary: #f5f5f5;--text-secondary: #8b9bab;--text-muted: #5c6e7e;--accent: #5B8DEF;--accent-hover: #1e96d1;--border: #1e2c3a;--danger: #e53935;--success: #4caf50}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:var(--bg-primary);color:var(--text-primary);height:100vh;overflow:hidden}#root{height:100vh}.loading{display:flex;align-items:center;justify-content:center;height:100vh;color:var(--text-secondary);font-size:16px}.auth-page{display:flex;align-items:center;justify-content:center;height:100vh;background:var(--bg-secondary)}.auth-card{background:var(--bg-primary);border-radius:12px;padding:40px;width:100%;max-width:400px;box-shadow:0 4px 24px #0000004d}.auth-logo{display:flex;justify-content:center;margin-bottom:24px}.auth-card h1{text-align:center;margin-bottom:8px;font-size:24px;font-weight:600}.auth-subtitle{text-align:center;color:var(--text-secondary);margin-bottom:24px;font-size:14px}.auth-error{background:#e539351a;color:var(--danger);padding:10px 14px;border-radius:8px;margin-bottom:16px;font-size:14px;border:1px solid rgba(229,57,53,.2)}.auth-success{background:#4caf501a;color:var(--success);padding:10px 14px;border-radius:8px;margin-bottom:16px;font-size:14px;border:1px solid rgba(76,175,80,.2)}.auth-info{background:#5b8def1a;color:var(--accent);padding:10px 14px;border-radius:8px;margin-bottom:16px;font-size:14px;border:1px solid rgba(91,141,239,.2)}.auth-card form{display:flex;flex-direction:column;gap:12px}.auth-card input{background:var(--bg-input);border:1px solid var(--border);border-radius:8px;padding:12px 16px;color:var(--text-primary);font-size:15px;outline:none;transition:border-color .2s}.auth-card input:focus{border-color:var(--accent)}.auth-card input::placeholder{color:var(--text-muted)}.auth-card button{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:12px;font-size:15px;font-weight:600;cursor:pointer;transition:background .2s;margin-top:8px}.auth-card button:hover:not(:disabled){background:var(--accent-hover)}.auth-card button:disabled{opacity:.5;cursor:not-allowed}.auth-switch{text-align:center;margin-top:20px;color:var(--text-secondary);font-size:14px}.auth-switch a{color:var(--accent);text-decoration:none}.auth-switch a:hover{text-decoration:underline}.auth-divider{display:flex;align-items:center;margin:20px 0;gap:12px}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:var(--border)}.auth-divider span{color:var(--text-muted);font-size:13px}.google-btn{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:12px;border:1px solid var(--border);border-radius:8px;background:var(--bg-input);color:var(--text-primary);font-size:15px;font-weight:500;cursor:pointer;text-decoration:none;transition:background .2s}.google-btn:hover{background:var(--bg-hover)}.chat-layout{display:flex;height:100vh}.sidebar{width:320px;min-width:320px;background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column}.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border);height:56px}.sidebar-user{display:flex;align-items:center;gap:10px}.avatar{width:36px;height:36px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:16px;color:#fff}.username{font-weight:500;font-size:15px}.socket-dot{width:9px;height:9px;min-width:9px;border-radius:50%;background:var(--text-muted);transition:background .2s}.socket-dot.connected{background:#3fb950}.socket-dot.connecting{background:#d29922}.socket-dot.disconnected{background:var(--danger)}.push-toggle.blocked{opacity:.85;cursor:pointer}.push-help-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:50;padding:20px}.push-help{width:100%;max-width:360px;padding:20px;background:var(--bg-primary);border:1px solid var(--border);border-radius:12px;color:#e8eef4;box-shadow:0 10px 40px #00000080}.push-help h3{margin:0 0 10px;font-size:17px}.push-help p{margin:0 0 10px;font-size:14px;line-height:1.4;color:var(--text-secondary)}.push-help button{margin-top:6px;width:100%;padding:10px;border:none;border-radius:8px;background:var(--accent);color:#fff;font-size:15px;cursor:pointer}.push-help button:hover{background:var(--accent-hover)}.sidebar-actions{display:flex;gap:4px}.icon-btn{background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:8px;border-radius:8px;display:flex;align-items:center;justify-content:center;transition:all .2s}.icon-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.chat-list{flex:1;overflow-y:auto}.chat-list::-webkit-scrollbar{width:6px}.chat-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.chat-list-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:200px;color:var(--text-secondary)}.chat-list-empty button{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:8px 16px;margin-top:12px;cursor:pointer;font-size:14px}.chat-list-item{display:flex;align-items:center;gap:12px;padding:10px 16px;cursor:pointer;transition:background .15s;border-bottom:1px solid var(--border)}.chat-list-item:hover{background:var(--bg-hover)}.chat-list-item.active{background:var(--accent)}.chat-list-avatar{width:48px;height:48px;min-width:48px;border-radius:50%;background:var(--bg-input);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:20px;color:var(--text-secondary)}.chat-list-item.active .chat-list-avatar{background:#fff3;color:#fff}.chat-list-info{flex:1;min-width:0}.chat-list-name{font-weight:500;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-list-item.active .chat-list-name{color:#fff}.chat-list-preview{color:var(--text-secondary);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}.chat-list-item.active .chat-list-preview{color:#ffffffb3}.chat-list-time{color:var(--text-muted);font-size:12px;white-space:nowrap}.chat-list-item.active .chat-list-time{color:#fff9}.chat-list-meta{display:flex;flex-direction:column;align-items:flex-end;gap:5px;flex-shrink:0}.chat-list-badge{min-width:20px;height:20px;padding:0 6px;border-radius:10px;background:var(--accent);color:#fff;font-size:12px;font-weight:600;line-height:1;display:inline-flex;align-items:center;justify-content:center}.chat-list-item.active .chat-list-badge{background:#ffffff40;color:#fff}.unread-divider{display:flex;align-items:center;gap:10px;margin:10px 4px;color:var(--danger);font-size:12px;font-weight:600}.unread-divider:before,.unread-divider:after{content:"";flex:1;height:1px;background:var(--danger);opacity:.5}.message.selectable .message-bubble{cursor:pointer}.message.selected .message-bubble{outline:2px solid var(--accent);outline-offset:1px}.icon-btn.danger{color:var(--danger)}.chat-header-actions{position:relative;margin-left:auto}.chat-menu{position:absolute;top:calc(100% + 6px);right:0;min-width:160px;background:var(--bg-input);border:1px solid var(--border);border-radius:8px;box-shadow:0 6px 20px #00000059;overflow:hidden;z-index:20}.chat-menu-item{display:block;width:100%;text-align:left;padding:10px 14px;border:none;background:none;color:#e8eef4;font-size:14px;cursor:pointer}.chat-menu-item:hover{background:var(--bg-hover)}.chat-menu-item.danger{color:var(--danger)}.chat-main{flex:1;display:flex;flex-direction:column;background:var(--bg-chat)}.chat-header{display:flex;align-items:center;padding:12px 20px;border-bottom:1px solid var(--border);height:56px;background:var(--bg-primary)}.chat-header-info h2{font-size:16px;font-weight:600}.chat-members{font-size:13px;color:var(--text-secondary)}.typing-indicator{font-size:13px;color:var(--accent);font-style:italic}.chat-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-secondary)}.chat-empty h2{margin-top:16px;font-weight:400;font-size:18px}.messages-container{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:4px}.messages-container::-webkit-scrollbar{width:6px}.messages-container::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.message{display:flex;align-items:flex-end;gap:8px;max-width:65%}.message.own{align-self:flex-end;flex-direction:row-reverse}.message.other{align-self:flex-start}.message-avatar{width:32px;height:32px;min-width:32px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:13px;color:#fff}.message-bubble{padding:8px 12px;border-radius:12px;position:relative}.message.own .message-bubble{background:var(--bg-message-own);border-bottom-right-radius:4px}.message.other .message-bubble{background:var(--bg-message-other);border-bottom-left-radius:4px}.message-author{font-size:13px;font-weight:600;color:var(--accent);margin-bottom:2px}.message-text{font-size:15px;line-height:1.4;word-wrap:break-word}.message-time{font-size:11px;color:var(--text-muted);text-align:right;margin-top:4px}.message.own .message-time{color:#ffffff80}.message-input{display:flex;gap:8px;padding:12px 20px;border-top:1px solid var(--border);background:var(--bg-primary)}.message-input input{flex:1;background:var(--bg-input);border:1px solid var(--border);border-radius:20px;padding:10px 16px;color:var(--text-primary);font-size:15px;outline:none;transition:border-color .2s}.message-input input:focus{border-color:var(--accent)}.message-input input::placeholder{color:var(--text-muted)}.emoji-wrapper{position:relative}.emoji-toggle{background:none;border:none;font-size:22px;cursor:pointer;padding:4px;border-radius:8px;line-height:1;transition:background .2s}.emoji-toggle:hover{background:var(--bg-hover)}.emoji-popup{position:absolute;bottom:48px;left:0;z-index:200;background:var(--bg-primary);border:1px solid var(--border);border-radius:12px;box-shadow:0 4px 24px #0006;overflow:hidden}.emoji-popup [frimousse-viewport]{width:320px;height:350px;overflow-y:auto}.emoji-popup [frimousse-viewport]::-webkit-scrollbar{width:6px}.emoji-popup [frimousse-viewport]::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.emoji-popup [frimousse-search]{width:100%;padding:10px 12px;background:var(--bg-input);border:none;border-bottom:1px solid var(--border);color:var(--text-primary);font-size:14px;outline:none}.emoji-popup [frimousse-search]::placeholder{color:var(--text-muted)}.emoji-popup [frimousse-emoji]{font-size:24px;padding:4px;cursor:pointer;border-radius:6px;border:none;background:none;transition:background .15s}.emoji-popup [frimousse-emoji]:hover{background:var(--bg-hover)}.message-input button{background:var(--accent);color:#fff;border:none;border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s}.message-input button:hover:not(:disabled){background:var(--accent-hover)}.message-input button:disabled{opacity:.4;cursor:not-allowed}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--bg-primary);border-radius:12px;width:100%;max-width:480px;max-height:80vh;display:flex;flex-direction:column;box-shadow:0 8px 32px #0006}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}.modal-header h3{font-size:18px;font-weight:600}.modal-body{padding:20px;overflow-y:auto;display:flex;flex-direction:column;gap:12px}.modal-body input{background:var(--bg-input);border:1px solid var(--border);border-radius:8px;padding:10px 14px;color:var(--text-primary);font-size:15px;outline:none}.modal-body input:focus{border-color:var(--accent)}.modal-body input::placeholder{color:var(--text-muted)}.modal-footer{display:flex;justify-content:flex-end;gap:8px;padding:16px 20px;border-top:1px solid var(--border)}.btn-primary{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:8px 20px;font-size:14px;font-weight:500;cursor:pointer}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--bg-input);color:var(--text-primary);border:1px solid var(--border);border-radius:8px;padding:8px 20px;font-size:14px;cursor:pointer}.btn-secondary:hover{background:var(--bg-hover)}.user-search{position:relative}.search-spinner{position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:13px}.selected-users{display:flex;flex-wrap:wrap;gap:6px}.user-chip{display:flex;align-items:center;gap:4px;background:var(--accent);color:#fff;padding:4px 10px;border-radius:16px;font-size:13px}.user-chip button{background:none;border:none;color:#fff;cursor:pointer;font-size:16px;padding:0;line-height:1}.user-results{border:1px solid var(--border);border-radius:8px;overflow:hidden}.user-result{display:flex;align-items:center;gap:10px;padding:10px 14px;cursor:pointer;transition:background .15s}.user-result:hover{background:var(--bg-hover)}.avatar-small{width:32px;height:32px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:13px;color:#fff}.user-result-name{font-weight:500;font-size:14px}.user-result-email{font-size:12px;color:var(--text-secondary)}.invite-hint{color:var(--text-secondary);font-size:14px;line-height:1.4}.invite-link-row{display:flex;gap:8px;align-items:center}.invite-link-input{flex:1;min-width:0;background:var(--bg-input);border:1px solid var(--border);border-radius:8px;padding:10px 14px;color:var(--text-primary);font-size:14px;outline:none}.invite-link-input:focus{border-color:var(--accent)}.invite-link-row .btn-primary{white-space:nowrap}.sidebar-footer{border-top:1px solid var(--border);padding:8px;padding-bottom:calc(8px + env(safe-area-inset-bottom))}.push-toggle{display:flex;align-items:center;gap:10px;width:100%;background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:10px 12px;border-radius:8px;font-size:14px;transition:background .2s,color .2s}.push-toggle:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary)}.push-toggle:disabled{opacity:.6;cursor:default}.push-toggle.on{color:var(--text-primary)}.push-toggle-icon{font-size:18px;line-height:1}.push-toggle-label{flex:1;text-align:left}.push-toggle-dot{width:8px;height:8px;border-radius:50%;background:var(--success);flex-shrink:0}.chat-back-btn{display:none;background:none;border:none;color:var(--text-secondary);cursor:pointer;align-items:center;justify-content:center;padding:8px;margin-left:-8px;margin-right:4px;border-radius:8px;transition:background .2s,color .2s}.chat-back-btn:hover{background:var(--bg-hover);color:var(--text-primary)}@media(max-width:640px){body,#root,.chat-layout{height:100dvh}.sidebar{width:100%;min-width:0;border-right:none}.chat-main,.chat-layout.chat-open .sidebar{display:none}.chat-layout.chat-open .chat-main{display:flex}.chat-back-btn{display:flex;min-width:40px;min-height:40px}.chat-header,.sidebar-header{height:auto;min-height:56px;padding-top:calc(12px + env(safe-area-inset-top))}.message-input{padding-left:calc(12px + env(safe-area-inset-left));padding-right:calc(12px + env(safe-area-inset-right));padding-bottom:calc(12px + env(safe-area-inset-bottom))}.messages-container{padding:12px}.message{max-width:85%}.icon-btn,.emoji-toggle{min-width:40px;min-height:40px}.emoji-toggle{display:inline-flex;align-items:center;justify-content:center}.push-toggle{min-height:44px}input,textarea,select{font-size:16px}.modal-overlay{padding:12px;padding-top:calc(12px + env(safe-area-inset-top));padding-bottom:calc(12px + env(safe-area-inset-bottom))}.modal{max-width:100%;max-height:85vh}.auth-page{min-height:100dvh;height:auto;align-items:flex-start;overflow-y:auto;padding:16px;padding-top:calc(16px + env(safe-area-inset-top));padding-bottom:calc(16px + env(safe-area-inset-bottom))}.auth-card{padding:28px 20px}.emoji-popup [frimousse-viewport]{width:min(320px,calc(100vw - 24px))}}