.auth-container{display:flex;justify-content:center;align-items:center;min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px}.auth-card{background:#fff;border-radius:20px;padding:40px;max-width:450px;width:100%;box-shadow:0 20px 60px #0000004d}.auth-header{text-align:center;margin-bottom:30px}.auth-header h1{font-size:2.5rem;color:#667eea;margin-bottom:10px;font-weight:700}.auth-header p{color:#667781;font-size:1rem}.auth-form{display:flex;flex-direction:column;gap:20px}.form-group{position:relative}.input-icon{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:#667781;font-size:1.2rem}.form-group input{width:100%;padding:15px 15px 15px 45px;border:2px solid #e9edef;border-radius:10px;font-size:1rem;transition:all .3s;outline:none}.form-group input:focus{border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.auth-button{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:15px;border-radius:10px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:transform .2s;margin-top:10px}.auth-button:hover{transform:translateY(-2px)}.auth-button:disabled{opacity:.6;cursor:not-allowed}.auth-footer{text-align:center;margin-top:20px;color:#667781}.auth-footer a{color:#667eea;text-decoration:none;font-weight:600}.auth-footer a:hover{text-decoration:underline}.chat-sidebar{width:400px;background:#fff;border-right:1px solid var(--border-color);display:flex;flex-direction:column;height:100vh}.sidebar-header{padding:15px 20px;background:var(--panel-header);display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border-color)}.user-info{display:flex;align-items:center;gap:12px;cursor:pointer;flex:1}.user-avatar{width:40px;height:40px;border-radius:50%;object-fit:cover}.user-info span{font-weight:600;color:var(--text-primary)}.header-actions{display:flex;gap:15px}.header-actions button{background:none;border:none;color:var(--text-secondary);cursor:pointer;font-size:1.3rem;padding:5px;border-radius:50%;transition:all .2s}.header-actions button:hover{background:var(--hover-background)}.header-actions button.active{color:var(--primary-color);background:var(--hover-background)}.search-container{padding:10px;background:#fff;position:relative}.search-icon{position:absolute;left:25px;top:50%;transform:translateY(-50%);color:var(--text-secondary)}.search-container input{width:100%;padding:10px 10px 10px 40px;border:none;background:var(--panel-header);border-radius:8px;outline:none;font-size:.9rem}.new-chat-header{padding:10px 20px;background:#fff3cd;border-bottom:1px solid var(--border-color)}.back-button{background:none;border:none;color:var(--primary-color);cursor:pointer;font-size:.9rem;font-weight:600;padding:5px 0}.back-button:hover{text-decoration:underline}.chats-list{flex:1;overflow-y:auto;scrollbar-width:thin;scrollbar-color:#c1c1c1 transparent}.chats-list::-webkit-scrollbar{width:6px}.chats-list::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:10px}.chat-item{padding:15px 20px;display:flex;gap:15px;cursor:pointer;border-bottom:1px solid #f0f2f5;transition:background .2s}.chat-item:hover{background:var(--hover-background)}.chat-item.active{background:#f0f2f5}.avatar-container{position:relative;display:inline-block;flex-shrink:0}.chat-avatar{width:50px;height:50px;border-radius:50%;object-fit:cover;flex-shrink:0}.status-indicator{position:absolute;bottom:2px;right:2px;width:12px;height:12px;border-radius:50%;border:2px solid white;box-shadow:0 0 4px #0003}.status-indicator.online{background-color:#4ade80;animation:pulse-green 2s infinite}.status-indicator.offline{background-color:#ef4444}@keyframes pulse-green{0%,to{box-shadow:0 0 #4ade80b3}50%{box-shadow:0 0 0 4px #4ade8000}}.chat-info{flex:1;min-width:0}.chat-header-info{display:flex;justify-content:space-between;align-items:center;margin-bottom:5px}.chat-info h4{font-size:1rem;font-weight:500;color:var(--text-primary);margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-meta{display:flex;flex-direction:column;align-items:flex-end;gap:4px}.chat-time{font-size:.75rem;color:var(--text-secondary);flex-shrink:0}.unread-badge{background:var(--primary-color);color:#fff;border-radius:12px;padding:2px 8px;font-size:.7rem;font-weight:600;min-width:20px;text-align:center;display:inline-block}.last-message{font-size:.875rem;color:var(--text-secondary);margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:flex;align-items:center;gap:4px}.message-icon{font-size:1rem;margin-right:2px;flex-shrink:0}.empty-message{padding:40px 20px;text-align:center;color:var(--text-secondary);font-size:.9rem}.message-info-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000}.message-info-modal{background:#fff;border-radius:12px;width:90%;max-width:500px;max-height:80vh;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 10px 40px #0003}.message-info-header{display:flex;justify-content:space-between;align-items:center;padding:20px;border-bottom:1px solid var(--border-color);background:var(--panel-header)}.message-info-header h3{margin:0;font-size:1.2rem;color:var(--text-primary)}.close-button{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-secondary);padding:5px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:background .2s}.close-button:hover{background:var(--hover-background)}.message-info-content{flex:1;overflow-y:auto;padding:20px}.message-preview{margin-bottom:30px}.preview-bubble{background:var(--message-out);padding:12px 16px;border-radius:8px;display:inline-block;max-width:100%}.preview-bubble p{margin:0;word-wrap:break-word;color:var(--text-primary)}.preview-bubble span{display:flex;align-items:center;gap:8px;color:var(--text-secondary)}.receipt-section{margin-bottom:25px}.receipt-header{display:flex;align-items:center;gap:8px;margin-bottom:12px;color:var(--text-secondary)}.receipt-header .double-check{display:inline-flex;align-items:center;position:relative}.receipt-header .double-check svg:first-child{position:relative;left:2px}.receipt-header .double-check svg:last-child{position:relative;left:-2px}.receipt-header .double-check.blue{color:#34b7f1}.receipt-title{font-weight:600;font-size:.95rem}.receipt-list{margin-left:28px}.receipt-item{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid #f0f2f5}.receipt-item:last-child{border-bottom:none}.receipt-user{font-weight:500;color:var(--text-primary)}.receipt-time{font-size:.85rem;color:var(--text-secondary)}.file-viewer-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000e6;display:flex;align-items:center;justify-content:center;z-index:10000;animation:fadeIn .2s ease-in}.file-viewer-modal{background:#fff;border-radius:12px;width:90vw;max-width:1400px;height:90vh;display:flex;flex-direction:column;box-shadow:0 8px 32px #0000004d;animation:slideUp .3s ease-out}.file-viewer-header{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--border-color);background:var(--panel-header);border-radius:12px 12px 0 0}.file-info h3{margin:0;font-size:1rem;font-weight:500;color:var(--text-primary);max-width:400px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-viewer-actions{display:flex;align-items:center;gap:12px}.file-viewer-actions button{background:none;border:none;color:var(--text-secondary);cursor:pointer;font-size:1.3rem;padding:8px;border-radius:50%;transition:all .2s;display:flex;align-items:center;justify-content:center}.file-viewer-actions button:hover{background:var(--hover-background);color:var(--primary-color)}.zoom-level{font-size:.9rem;color:var(--text-secondary);min-width:50px;text-align:center}.file-viewer-content{flex:1;overflow:hidden;display:flex;align-items:center;justify-content:center;background:#f5f5f5;padding:0}.image-viewer{display:flex;align-items:center;justify-content:center;width:100%;height:100%;overflow:auto}.image-viewer img{max-width:100%;max-height:100%;object-fit:contain;transition:transform .2s}.pdf-viewer{display:flex;flex-direction:column;width:100%;height:100%}.pdf-preview-message{display:flex;flex-direction:column;align-items:center;gap:16px;padding:40px;background:#fff;border-radius:12px;box-shadow:0 2px 8px #0000001a}.pdf-icon-large{font-size:5rem}.pdf-preview-message h3{margin:0;font-size:1.2rem;color:var(--text-primary);text-align:center;max-width:300px;word-wrap:break-word}.pdf-preview-message p{margin:0;color:var(--text-secondary);font-size:.9rem}.pdf-note{font-size:.8rem!important;font-style:italic}.pdf-viewer .react-pdf__Document{display:flex;flex-direction:column;align-items:center}.pdf-viewer .react-pdf__Page{box-shadow:0 2px 8px #00000026;background:#fff}.pdf-viewer canvas{max-width:100%;height:auto!important}.pdf-controls{display:flex;align-items:center;gap:16px;background:#fff;padding:12px 20px;border-radius:8px;box-shadow:0 2px 8px #0000001a}.pdf-controls button{background:var(--primary-color);color:#fff;border:none;padding:8px 16px;border-radius:6px;cursor:pointer;font-size:.9rem;transition:background .2s}.pdf-controls button:hover:not(:disabled){background:var(--secondary-color)}.pdf-controls button:disabled{opacity:.5;cursor:not-allowed}.pdf-controls span{font-size:.9rem;color:var(--text-primary);min-width:120px;text-align:center}.table-viewer{width:100%;height:100%;display:flex;align-items:flex-start;justify-content:center}.table-container{width:100%;overflow:auto;background:#fff;border-radius:8px;box-shadow:0 2px 8px #0000001a;max-height:100%}.table-container table{width:100%;border-collapse:collapse;font-size:.9rem}.table-container thead{background:var(--panel-header);position:sticky;top:0;z-index:10}.table-container th{padding:12px 16px;text-align:left;font-weight:600;color:var(--text-primary);border-bottom:2px solid var(--border-color);white-space:nowrap}.table-container td{padding:10px 16px;border-bottom:1px solid var(--border-color);color:var(--text-primary)}.table-container tbody tr:hover{background:var(--hover-background)}.table-container tbody tr:last-child td{border-bottom:none}.unsupported-viewer{display:flex;flex-direction:column;align-items:center;gap:20px;padding:40px}.unsupported-viewer p{font-size:1rem;color:var(--text-secondary);margin:0}.download-btn-large{background:var(--primary-color);color:#fff;border:none;padding:12px 24px;border-radius:8px;cursor:pointer;font-size:1rem;display:flex;align-items:center;gap:8px;transition:all .2s}.download-btn-large:hover{background:var(--secondary-color);transform:scale(1.05)}.loading{display:flex;align-items:center;justify-content:center;padding:40px;color:var(--text-secondary);font-size:1rem}.file-viewer-content::-webkit-scrollbar,.table-container::-webkit-scrollbar{width:8px;height:8px}.file-viewer-content::-webkit-scrollbar-thumb,.table-container::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:4px}.file-viewer-content::-webkit-scrollbar-thumb:hover,.table-container::-webkit-scrollbar-thumb:hover{background:#a1a1a1}.emoji-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0009;display:flex;align-items:flex-end;justify-content:center;z-index:2000;animation:fadeIn .2s ease-out;padding-bottom:70px}.emoji-modal{background:#1f2c33;border-radius:8px;width:90%;max-width:420px;height:500px;display:flex;flex-direction:column;animation:slideUpModal .3s ease-out;box-shadow:0 8px 32px #0006}@keyframes slideUpModal{0%{opacity:0;transform:translateY(50px)}to{opacity:1;transform:translateY(0)}}.emoji-modal-header{padding:12px 16px;border-bottom:1px solid rgba(255,255,255,.1);display:flex;align-items:center;gap:10px}.emoji-search{flex:1;background:#ffffff1a;border:1px solid rgba(255,255,255,.15);border-radius:20px;padding:8px 14px;color:#e9edef;font-size:.9rem;outline:none}.emoji-search::placeholder{color:#fff6}.emoji-search:focus{background:#ffffff26;border-color:#ffffff40}.emoji-modal-close{background:none;border:none;color:#8696a0;font-size:1.1rem;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:3px;border-radius:50%;transition:all .2s}.emoji-modal-close:hover{color:#e9edef;background:#ffffff1a}.emoji-category-name{padding:10px 16px 6px;color:#8696a0;font-size:.75rem;font-weight:500;letter-spacing:.3px;text-transform:uppercase}.emoji-grid{flex:1;overflow-y:auto;padding:6px 12px;display:grid;grid-template-columns:repeat(8,1fr);gap:1px;align-content:start}.emoji-grid::-webkit-scrollbar{width:6px}.emoji-grid::-webkit-scrollbar-track{background:#ffffff0d}.emoji-grid::-webkit-scrollbar-thumb{background:#fff3;border-radius:3px}.emoji-grid::-webkit-scrollbar-thumb:hover{background:#ffffff4d}.emoji-grid-item{background:none;border:none;font-size:1.1rem;cursor:pointer;padding:3px;border-radius:4px;transition:all .15s;display:flex;align-items:center;justify-content:center;aspect-ratio:1;line-height:1}.emoji-grid-item:hover{background:#ffffff1a;transform:scale(1.15)}.emoji-categories{display:flex;justify-content:space-around;padding:8px;border-top:1px solid rgba(255,255,255,.1);background:#111b21}.emoji-category-btn{background:none;border:none;color:#8696a0;font-size:1.2rem;cursor:pointer;padding:10px 14px;border-radius:8px;transition:all .2s;display:flex;align-items:center;justify-content:center}.emoji-category-btn:hover{color:#e9edef;background:#ffffff14}.emoji-category-btn.active{color:#00a884;background:#00a88426}.pin-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:2000;animation:fadeIn .2s ease-out}.pin-modal{background:#1f2c33;border-radius:8px;width:90%;max-width:420px;display:flex;flex-direction:column;animation:slideUpModal .3s ease-out;box-shadow:0 8px 32px #0006}.pin-modal-header{padding:16px 20px;border-bottom:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:space-between}.pin-modal-header h3{margin:0;color:#e9edef;font-size:1.1rem;font-weight:500}.pin-modal-close{background:none;border:none;color:#8696a0;font-size:1.3rem;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:4px;border-radius:50%;transition:all .2s}.pin-modal-close:hover{color:#e9edef;background:#ffffff1a}.pin-modal-content{padding:20px}.pin-modal-description{margin:0 0 20px;color:#8696a0;font-size:.9rem;text-align:center}.pin-option-btn{width:100%;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:8px;padding:16px;cursor:pointer;display:flex;align-items:center;gap:14px;transition:all .2s;margin-bottom:12px}.pin-option-btn:last-child{margin-bottom:0}.pin-option-btn:hover{background:#ffffff1a;border-color:#fff3;transform:translateY(-2px)}.pin-option-btn:active{transform:translateY(0)}.pin-option-icon{width:42px;height:42px;background:#00a88426;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#00a884;font-size:1.2rem;flex-shrink:0}.pin-option-text{flex:1;text-align:left}.pin-option-title{color:#e9edef;font-size:1rem;font-weight:500;margin-bottom:4px}.pin-option-subtitle{color:#8696a0;font-size:.85rem;line-height:1.3}.location-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:2000;animation:fadeIn .2s ease-out}.location-modal-content{background:#fff;border-radius:12px;width:90%;max-width:700px;max-height:90vh;display:flex;flex-direction:column;box-shadow:0 10px 40px #0000004d;animation:slideUp .3s ease-out}@keyframes slideUp{0%{transform:translateY(50px);opacity:0}to{transform:translateY(0);opacity:1}}.location-modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid #e4e6e9}.location-modal-header h3{margin:0;font-size:1.2rem;color:var(--text-primary)}.location-modal-close{background:none;border:none;font-size:1.5rem;color:var(--text-secondary);cursor:pointer;padding:4px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s}.location-modal-close:hover{background:var(--hover-background);color:var(--text-primary)}.location-modal-body{flex:1;display:flex;flex-direction:column;overflow:hidden;position:relative}.location-map-container{width:100%;height:400px;background:#e4e6e9;position:relative;transition:opacity .3s ease}.map-loader{position:absolute;top:0;left:0;right:0;height:400px;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#f0f2f5;z-index:10}.map-spinner{width:50px;height:50px;border:4px solid #e4e6e9;border-top-color:var(--primary-color);border-radius:50%;animation:mapSpin 1s linear infinite}@keyframes mapSpin{to{transform:rotate(360deg)}}.map-loader p{margin-top:16px;color:var(--text-secondary);font-size:.95rem}.location-modal-info{padding:16px 20px;border-top:1px solid #e4e6e9;display:flex;flex-direction:column;gap:12px}.location-coords{font-size:.9rem;color:var(--text-secondary);font-family:Courier New,monospace;text-align:center}.live-location-status{background:#e7f7f4;border:1px solid #00a884;border-radius:8px;padding:12px 16px;display:flex;flex-direction:column;gap:8px;margin:8px 0}.live-indicator{display:flex;align-items:center;gap:8px;color:#00a884;font-weight:600;font-size:.95rem}.pulsing-icon{animation:pulse 1.5s ease-in-out infinite}.time-remaining{font-size:.9rem;color:#00a884;font-weight:500;text-align:center}.modal-actions{display:flex;flex-direction:column;gap:10px}.open-in-google-btn{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;background:var(--primary-color);color:#fff;border:none;border-radius:8px;font-size:.95rem;font-weight:500;cursor:pointer;transition:all .2s}.open-in-google-btn:hover{background:#0b7f99;transform:translateY(-1px);box-shadow:0 4px 12px #00a8844d}.open-in-google-btn svg{font-size:1.1rem}.stop-sharing-btn{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;background:#dc3545;color:#fff;border:none;border-radius:8px;font-size:.95rem;font-weight:500;cursor:pointer;transition:all .2s}.stop-sharing-btn:hover{background:#c82333;transform:translateY(-1px);box-shadow:0 4px 12px #dc35454d}.custom-location-marker{background:none!important;border:none!important}.custom-marker{display:flex;flex-direction:column;align-items:center;position:relative}.marker-profile-pic{width:50px;height:50px;border-radius:50%;border:3px solid white;box-shadow:0 2px 8px #0000004d;overflow:hidden;background:#fff;position:relative;z-index:2}.marker-profile-pic img{width:100%;height:100%;object-fit:cover}.marker-name{background:#fff;padding:4px 12px;border-radius:12px;font-size:.85rem;font-weight:600;color:var(--text-primary);box-shadow:0 2px 6px #0003;margin-top:4px;white-space:nowrap;max-width:150px;overflow:hidden;text-overflow:ellipsis}.marker-pulse{position:absolute;top:0;left:50%;transform:translate(-50%);width:50px;height:50px;border-radius:50%;background:#00a88466;animation:markerPulse 2s ease-out infinite;z-index:1}@keyframes markerPulse{0%{transform:translate(-50%) scale(1);opacity:1}to{transform:translate(-50%) scale(2.5);opacity:0}}.receiver-marker .marker-profile-pic{border-color:#08c}.receiver-marker .marker-name{background:#08c;color:#fff}.message{display:flex;gap:8px;margin-bottom:8px;max-width:70%}.message.own{margin-left:auto;flex-direction:row-reverse}.message.other{margin-right:auto}.message-highlight .message-content{background:#fff3cd!important;animation:highlightPulse 2s ease-out}@keyframes highlightPulse{0%,to{background:inherit}50%{background:#fff3cd}}.message-avatar{width:32px;height:32px;border-radius:50%;object-fit:cover;flex-shrink:0}.message-content{background:var(--message-in);padding:6px 42px 8px 10px;border-radius:8px;box-shadow:0 1px 2px #0000001a;position:relative;min-width:80px}.message.own .message-content{background:var(--message-out)}.sender-name{display:block;font-size:.8rem;font-weight:600;color:var(--primary-color);margin-bottom:3px}.message-image{max-width:300px;border-radius:8px;display:block;margin-bottom:5px;transition:transform .2s,box-shadow .2s,filter .3s}.message-image.blurred{filter:blur(10px);pointer-events:none}.message-image:hover{transform:scale(1.02);box-shadow:0 4px 12px #00000026}.image-attachment-container{position:relative;display:inline-block}.image-download-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#000000b3;border:none;color:#fff;cursor:pointer;padding:16px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s;min-width:60px;min-height:60px;font-size:1.8rem;z-index:10;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.image-download-btn:hover{background:#00a884e6;transform:translate(-50%,-50%) scale(1.1)}.image-download-small{position:absolute;bottom:8px;right:8px;background:#0009;border:none;color:#fff;cursor:pointer;padding:8px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s;width:32px;height:32px;font-size:.9rem;z-index:10;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);opacity:.7}.image-download-small:hover{background:#00a884e6;opacity:1;transform:scale(1.1)}.message-document{display:flex;align-items:center;gap:8px;padding:8px 12px;background:#f0f2f5;border-radius:5px;text-decoration:none;color:var(--primary-color);margin-bottom:5px;transition:all .2s;font-size:.9rem}.message-document:hover{background:#e4e6e9;transform:scale(1.02)}.file-card{display:flex;align-items:center;gap:12px;padding:10px 12px;background:#dcf8c6;border-radius:8px;min-width:250px;max-width:350px;cursor:pointer;transition:all .2s;margin-bottom:4px}.message.own .file-card{background:#dcf8c6}.message.other .file-card{background:#fff}.file-card:hover{transform:translateY(-2px);box-shadow:0 2px 8px #00000026}.file-card-icon{font-size:3rem;flex-shrink:0;display:flex;align-items:center;justify-content:center;width:50px;height:50px;background:#0000000d;border-radius:8px}.pdf-icon{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:48px;height:48px}.pdf-icon svg{filter:drop-shadow(0 1px 2px rgba(0,0,0,.1))}.pdf-icon-container{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:48px;height:64px;background:#fff;border-radius:4px;box-shadow:0 1px 3px #0003}.pdf-icon-container svg{filter:drop-shadow(0 1px 2px rgba(0,0,0,.1))}.pdf-thumbnail-container{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:48px;height:64px;background:#fff;border-radius:4px;box-shadow:0 1px 3px #0003;overflow:hidden}.pdf-thumbnail{width:100%;height:100%;object-fit:cover}.pdf-preview-container{flex-shrink:0;width:48px;height:64px;overflow:hidden;border-radius:4px;background:#fff;box-shadow:0 1px 3px #0003;display:flex;align-items:center;justify-content:center}.pdf-preview-container .react-pdf__Document{display:flex;align-items:center;justify-content:center;width:100%;height:100%}.pdf-preview-container .react-pdf__Page{display:flex;align-items:center;justify-content:center}.pdf-preview-container canvas{max-width:100%!important;max-height:100%!important;width:auto!important;height:auto!important}.pdf-loading{display:flex;align-items:center;justify-content:center;width:100%;height:100%}.pdf-icon-small{display:flex;align-items:center;justify-content:center}.file-card-icon-generic{font-size:2.5rem;flex-shrink:0;display:flex;align-items:center;justify-content:center;width:48px;height:48px}.file-card-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}.file-card-name{font-size:.9rem;font-weight:500;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-card-meta{font-size:.75rem;color:var(--text-secondary);display:flex;align-items:center;gap:6px}.file-meta-separator{color:var(--text-secondary);opacity:.5}.file-download-btn{background:none;border:none;color:var(--primary-color);cursor:pointer;padding:8px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s;min-width:40px;min-height:40px;font-size:1.2rem;position:relative}.file-download-btn:hover{background:#00a8841a;transform:scale(1.05)}.circular-progress{position:relative;width:40px;height:40px;display:flex;align-items:center;justify-content:center}.circular-progress-svg{width:100%;height:100%;transform:rotate(-90deg)}.circular-progress-bg{fill:none;stroke:#e0e0e0;stroke-width:3}.circular-progress-fill{fill:none;stroke:var(--primary-color);stroke-width:3;stroke-linecap:round;transition:stroke-dasharray .3s ease}.circular-progress-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:.65rem;font-weight:600;color:var(--primary-color)}.message-content p{margin:0;word-wrap:break-word;color:var(--text-primary);font-size:.95rem;line-height:1.5;white-space:pre-wrap}.message-footer{display:flex;align-items:center;justify-content:flex-end;gap:4px;margin-top:4px}.secret-chat-indicator{display:inline-flex;align-items:center;font-size:.65rem;color:#9b59b6;margin-right:2px;opacity:.8}.secret-chat-indicator svg{width:10px;height:10px}.message-time{font-size:.7rem;color:var(--text-secondary)}.message-status{display:flex;align-items:center;font-size:.9rem;color:var(--text-secondary)}.double-check{display:inline-flex;align-items:center;position:relative}.double-check svg:first-child{position:relative;left:2px}.double-check svg:last-child{position:relative;left:-2px}.double-check.blue,.message-status.read{color:#34b7f1}.message-status.delivered,.message-status.sent{color:var(--text-secondary)}.single-check{display:inline-flex;align-items:center}.edited-badge{font-size:.7rem;color:var(--text-secondary);margin-left:5px;font-style:italic}.forwarded-badge{display:flex;align-items:center;gap:5px;font-size:.75rem;color:#667781;font-style:italic;margin-bottom:6px;border-left:3px solid var(--primary-color);padding:2px 0 4px 8px;opacity:.9}.forwarded-icon{font-size:.85rem}audio{max-width:300px;margin-bottom:5px}.message-actions-btn{position:absolute;top:4px;background:#ffffffe6;border:none;border-radius:50%;width:28px;height:28px;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:all .2s;z-index:10;color:var(--text-secondary);box-shadow:0 1px 3px #0000001a}.message.own .message-actions-btn,.message.other .message-actions-btn{right:6px}.message:hover .message-actions-btn{opacity:1}.message-actions-btn:hover{background:#fff;color:var(--text-primary);transform:scale(1.05);box-shadow:0 2px 6px #00000026}.quick-reaction-btn{position:absolute;bottom:-8px;background:#fffffff2;border:1px solid rgba(0,0,0,.1);border-radius:50%;width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:opacity .2s,transform .2s,background .2s,box-shadow .2s;color:#667781;box-shadow:0 2px 4px #00000026;font-size:1.1rem;z-index:5}.message.own .quick-reaction-btn{left:-16px}.message.other .quick-reaction-btn{right:-16px}.message:hover .quick-reaction-btn{opacity:1}.quick-reaction-btn:hover{background:#fff;transform:scale(1.1);box-shadow:0 3px 8px #0003}.quick-action-btn{position:absolute;bottom:-8px;background:#fffffff2;border:1px solid rgba(0,0,0,.1);border-radius:50%;width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:opacity .2s,transform .2s,background .2s,box-shadow .2s;color:#667781;box-shadow:0 2px 4px #00000026;font-size:1rem;z-index:5}.message.own .quick-pin-btn{left:-56px}.message.other .quick-pin-btn{right:-56px}.message.own .quick-forward-btn{left:-96px}.message.other .quick-forward-btn{right:-96px}.message:hover .quick-action-btn{opacity:1}.quick-action-btn:hover{background:#fff;transform:scale(1.15);box-shadow:0 3px 8px #0003}.quick-pin-btn.pinned{background:#00a88426;color:#00a884;opacity:1;border-color:#00a8844d}.quick-pin-btn.pinned:hover{background:#00a88440;color:#00a884;transform:scale(1.15)}.quick-pin-btn:not(.pinned):hover{color:var(--primary-color)}.quick-forward-btn:hover{color:#00a884}.emoji-picker-inline{position:fixed;background:#2c3639f2;border-radius:25px;padding:6px 10px;box-shadow:0 4px 12px #0000004d;z-index:10000;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);white-space:nowrap;pointer-events:auto;animation:expandFromButton .2s cubic-bezier(.34,1.56,.64,1);transform-origin:right center}@keyframes expandFromButton{0%{opacity:0;transform:scale(.3)}to{opacity:1;transform:scale(1)}}.message.own .emoji-picker-inline{transform-origin:right center}.message.other .emoji-picker-inline{transform-origin:left center}.message-dropdown{position:absolute;background:#fff;border-radius:8px;box-shadow:0 2px 10px #00000026,0 0 0 1px #0000000d;z-index:1000;min-width:200px;overflow:hidden;animation:dropdownSlide .15s ease-out}.message-dropdown.bottom{top:36px}.message-dropdown.top{bottom:36px}@keyframes dropdownSlide{0%{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}.message.own .message-dropdown{right:0;left:auto}.message.other .message-dropdown{left:0;right:auto}.dropdown-item{display:flex;align-items:center;gap:12px;width:100%;padding:12px 16px;border:none;background:#fff;text-align:left;cursor:pointer;font-size:.9rem;font-weight:400;color:var(--text-primary);transition:all .15s;border-bottom:1px solid #f0f2f5;font-family:inherit}.dropdown-item:last-child{border-bottom:none}.dropdown-item:hover{background:#f7f8fa;padding-left:20px}.dropdown-item svg{width:18px;height:18px;flex-shrink:0}.dropdown-item span{white-space:nowrap;-webkit-user-select:none;user-select:none}.dropdown-item-danger{color:#dc3545!important}.dropdown-item-danger:hover{background:#fff5f5!important;padding-left:20px}.dropdown-divider{height:1px;background:#e4e6e9;margin:4px 0}.dropdown-item-with-submenu{position:relative}.pin-submenu{position:absolute;left:100%;top:0;background:#fff;border-radius:8px;box-shadow:0 2px 10px #00000026,0 0 0 1px #0000000d;min-width:160px;margin-left:8px;z-index:1001;animation:slideInRight .2s ease-out;overflow:hidden}.submenu-item{display:flex;align-items:center;width:100%;padding:12px 16px;border:none;background:#fff;text-align:left;cursor:pointer;font-size:.9rem;color:var(--text-primary);transition:all .15s;border-bottom:1px solid #f0f2f5;font-family:inherit}.submenu-item:last-child{border-bottom:none}.submenu-item:hover{background:#f7f8fa;padding-left:20px}.message-edit-container{display:flex;flex-direction:column;gap:8px;margin-bottom:5px}.message-edit-input{padding:8px;border:1px solid #ddd;border-radius:4px;font-size:.95rem;font-family:inherit;width:100%}.message-edit-input:focus{outline:none;border-color:var(--primary-color)}.message-edit-actions{display:flex;gap:8px;justify-content:flex-end}.message-edit-actions button{padding:5px 12px;border:none;border-radius:4px;font-size:.85rem;cursor:pointer;transition:all .2s}.btn-save{background:var(--primary-color);color:#fff}.btn-save:hover{background:#0b7f99}.btn-cancel{background:#f0f2f5;color:var(--text-primary)}.btn-cancel:hover{background:#e4e6e9}.reply-reference{display:flex;gap:8px;margin-bottom:8px;padding:6px 8px;background:#0000000d;border-radius:6px;cursor:pointer}.reply-reference-line{width:3px;background:var(--primary-color);border-radius:2px;flex-shrink:0}.reply-reference-content{display:flex;flex-direction:column;gap:2px;min-width:0}.reply-reference-sender{font-size:.8rem;font-weight:600;color:var(--primary-color)}.reply-reference-text{font-size:.85rem;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.message-reactions{display:flex;flex-wrap:wrap;gap:4px;margin-top:4px;position:absolute;bottom:-12px;right:8px;z-index:2}.message.own .message-reactions{right:auto;left:8px}.reaction-bubble{background:#fff;border:1px solid #e4e6e9;border-radius:12px;padding:2px 6px;display:flex;align-items:center;gap:3px;box-shadow:0 1px 3px #0000001a;cursor:pointer;transition:all .2s;min-width:28px;justify-content:center}.reaction-bubble:hover{transform:scale(1.1);box-shadow:0 2px 6px #00000026}.reaction-bubble.user-reacted{background:#e8f5e9;border-color:#4caf50}.reaction-emoji{font-size:1rem;line-height:1}.reaction-count{font-size:.7rem;color:var(--text-secondary);font-weight:500}@keyframes highlightPulse{0%,to{background-color:transparent}50%{background-color:#25d36633}}.message.highlight-message .message-content{animation:highlightPulse 1s ease-in-out 2}.location-message{display:flex;flex-direction:column;max-width:300px;border-radius:8px;overflow:hidden;cursor:pointer!important;transition:all .2s;margin-bottom:8px;position:relative;z-index:1;pointer-events:auto}.location-message:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.location-map-preview{width:100%;height:200px;background:#e4e6e9;position:relative;overflow:hidden}.location-map-image{width:100%;height:100%;object-fit:cover;display:block}.location-map-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667781,#8696a0);color:#fff}.location-placeholder-icon{display:flex;align-items:center;justify-content:center;opacity:.8}.location-info{padding:12px 12px 30px;background:#fff;display:flex;flex-direction:column;gap:6px}.message.own .location-info{background:#dcf8c6}.location-header{display:flex;align-items:center;gap:6px}.location-icon{font-size:1.1rem;color:var(--primary-color)}.location-icon.live{color:#00a884;animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.1)}}.location-label{font-size:.9rem;font-weight:600;color:var(--text-primary)}.location-label.live{color:#00a884}.location-coords{font-size:.8rem;color:var(--text-secondary);font-family:Courier New,monospace}.location-action{font-size:.75rem;color:var(--primary-color);display:flex;align-items:center;gap:4px;margin-top:2px}.location-message.disabled{opacity:.6;pointer-events:none;cursor:not-allowed!important}.location-message-stopped{display:flex;align-items:center;gap:12px;padding:12px 16px;background:#f8f9fa;border-radius:8px;border-left:3px solid #6c757d;max-width:280px}.stopped-location-icon{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background:#e9ecef;border-radius:50%;color:#6c757d;font-size:1.3rem;flex-shrink:0}.stopped-location-text{flex:1;display:flex;flex-direction:column;gap:2px}.stopped-title{font-size:.9rem;font-weight:600;color:#495057;line-height:1.3}.stopped-subtitle{font-size:.75rem;color:#868e96;line-height:1.3}.location-thumbnail-loader{position:absolute;top:0;left:0;right:0;bottom:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#f0f2f5;z-index:5;gap:12px}.thumbnail-spinner{width:40px;height:40px;border:4px solid #e4e6e9;border-top-color:var(--primary-color);border-radius:50%;animation:thumbnailSpin 1s linear infinite}@keyframes thumbnailSpin{to{transform:rotate(360deg)}}.location-thumbnail-loader p{font-size:.85rem;color:var(--text-secondary);margin:0}.location-pin-overlay{position:absolute;top:12px;right:12px;background:#000000b3;color:#fff;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.1rem;z-index:8;box-shadow:0 2px 8px #0000004d}.location-countdown{font-size:.8rem;color:#00a884;font-weight:600;margin-top:2px;display:flex;align-items:center;gap:4px}.forward-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:2000}.forward-modal{background:#fff;border-radius:12px;width:90%;max-width:450px;max-height:80vh;display:flex;flex-direction:column;box-shadow:0 4px 20px #0003}.forward-modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid #e0e0e0}.forward-modal-header h3{margin:0;font-size:1.1rem;color:var(--text-primary)}.close-btn{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-secondary);display:flex;align-items:center;justify-content:center;padding:4px;transition:color .2s}.close-btn:hover{color:var(--text-primary)}.forward-search{padding:12px 20px;border-bottom:1px solid #e0e0e0}.forward-search input{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:8px;font-size:.95rem;outline:none;transition:border-color .2s}.forward-search input:focus{border-color:var(--primary-color)}.forward-chat-list{flex:1;overflow-y:auto;padding:8px 0;min-height:200px;max-height:400px}.forward-chat-item{display:flex;align-items:center;gap:12px;padding:12px 20px;cursor:pointer;transition:background .2s}.forward-chat-item:hover{background:#f5f5f5}.forward-chat-item.selected{background:#e8f5e9}.forward-chat-avatar{width:40px;height:40px;border-radius:50%;object-fit:cover;flex-shrink:0}.forward-chat-info{flex:1;min-width:0}.forward-chat-name{font-weight:500;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.forward-chat-type{font-size:.8rem;color:var(--text-secondary);margin-top:2px}.forward-checkbox{width:24px;height:24px;border:2px solid #ddd;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .2s}.forward-checkbox.checked{background:var(--primary-color);border-color:var(--primary-color);color:#fff}.loading-state,.empty-state{padding:40px 20px;text-align:center;color:var(--text-secondary)}.forward-modal-footer{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-top:1px solid #e0e0e0;background:#fafafa;border-bottom-left-radius:12px;border-bottom-right-radius:12px}.forward-selected-count{font-size:.9rem;color:var(--text-secondary)}.forward-btn{padding:10px 24px;background:var(--primary-color);color:#fff;border:none;border-radius:8px;font-weight:500;cursor:pointer;transition:all .2s}.forward-btn:hover:not(:disabled){background:#0b7f99;transform:translateY(-1px);box-shadow:0 2px 8px #0d91af4d}.forward-btn:disabled{background:#ccc;cursor:not-allowed}.delete-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:2000;animation:fadeIn .2s}.delete-modal{background:#fff;border-radius:12px;width:90%;max-width:400px;box-shadow:0 4px 20px #0003;animation:slideUp .2s}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.delete-modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px;border-bottom:1px solid #e0e0e0}.delete-modal-header h3{margin:0;font-size:1.2rem;color:var(--text-primary)}.delete-modal-close{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-secondary);display:flex;align-items:center;justify-content:center;padding:4px;transition:color .2s}.delete-modal-close:hover{color:var(--text-primary)}.delete-modal-content{padding:20px;display:flex;flex-direction:column;gap:12px}.delete-option{display:flex;align-items:center;gap:16px;padding:16px;background:#fff;border:1px solid #e0e0e0;border-radius:8px;cursor:pointer;transition:all .2s;text-align:left;width:100%}.delete-option:hover{background:#f5f5f5;border-color:var(--primary-color)}.delete-option svg{font-size:1.5rem;color:#666;flex-shrink:0}.delete-option.delete-for-all{border-color:#ffcdd2}.delete-option.delete-for-all:hover{background:#ffebee;border-color:#dc3545}.delete-option.delete-for-all svg{color:#dc3545}.delete-option-text{flex:1}.delete-option-title{font-weight:500;color:var(--text-primary);margin-bottom:4px}.delete-option.delete-for-all .delete-option-title{color:#dc3545}.delete-option-subtitle{font-size:.85rem;color:var(--text-secondary)}.delete-modal-footer{padding:16px 20px;border-top:1px solid #e0e0e0;display:flex;justify-content:flex-end}.delete-cancel-btn{padding:10px 24px;background:#f0f2f5;border:none;border-radius:8px;font-weight:500;cursor:pointer;transition:background .2s;color:var(--text-primary)}.delete-cancel-btn:hover{background:#e4e6e9}.pinned-messages-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:2000;animation:fadeIn .2s ease-out}.pinned-messages-modal{background:#1f2c33;border-radius:8px;width:90%;max-width:500px;max-height:80vh;display:flex;flex-direction:column;animation:slideUpModal .3s ease-out;box-shadow:0 8px 32px #0006}@keyframes slideUpModal{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.pinned-messages-modal-header{padding:16px 20px;border-bottom:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:space-between}.modal-header-title{display:flex;align-items:center;gap:10px;color:#e9edef}.modal-header-title svg{font-size:1.3rem;color:#00a884}.modal-header-title h3{margin:0;font-size:1.1rem;font-weight:500}.modal-close-btn{background:none;border:none;color:#8696a0;font-size:1.3rem;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:4px;border-radius:50%;transition:all .2s}.modal-close-btn:hover{color:#e9edef;background:#ffffff1a}.pinned-messages-modal-content{flex:1;overflow-y:auto;padding:8px 0}.pinned-modal-item{padding:12px 20px;cursor:pointer;transition:background .2s;border-bottom:1px solid rgba(255,255,255,.05)}.pinned-modal-item:last-child{border-bottom:none}.pinned-modal-item:hover{background:#ffffff0d}.pinned-modal-item-content{display:flex;align-items:center;gap:12px}.pinned-modal-icon{display:flex;align-items:center;justify-content:center;width:36px;height:36px;background:#00a88426;border-radius:50%;color:#00a884;font-size:1.1rem;flex-shrink:0}.pinned-modal-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}.pinned-modal-preview{color:#e9edef;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500}.pinned-modal-by{color:#8696a0;font-size:.75rem;font-style:italic}.pinned-modal-unpin-btn{background:none;border:none;color:#8696a0;cursor:pointer;padding:8px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.1rem;transition:all .2s;flex-shrink:0}.pinned-modal-unpin-btn:hover{background:#ffffff1a;color:#e9edef;transform:scale(1.1)}.pinned-modal-unpin-btn:active{transform:scale(.95)}.pinned-messages-modal-content::-webkit-scrollbar{width:6px}.pinned-messages-modal-content::-webkit-scrollbar-track{background:transparent}.pinned-messages-modal-content::-webkit-scrollbar-thumb{background:#fff3;border-radius:3px}.pinned-messages-modal-content::-webkit-scrollbar-thumb:hover{background:#ffffff4d}.secret-chat-request-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#0009;display:flex;align-items:center;justify-content:center;z-index:10000;animation:fadeIn .2s ease-in-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.secret-chat-request-modal{background:#fff;border-radius:16px;padding:32px;max-width:450px;width:90%;position:relative;animation:slideUp .3s ease-out;box-shadow:0 10px 40px #0003}@keyframes slideUp{0%{transform:translateY(30px);opacity:0}to{transform:translateY(0);opacity:1}}.secret-chat-request-modal .close-btn{position:absolute;top:16px;right:16px;background:transparent;border:none;cursor:pointer;font-size:1.5rem;color:#666;padding:4px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:all .2s}.secret-chat-request-modal .close-btn:hover{background:#f0f0f0;color:#333}.secret-chat-request-modal .modal-icon{text-align:center;margin-bottom:20px}.secret-chat-request-modal .modal-icon svg{width:60px;height:60px;color:#9b59b6;background:linear-gradient(135deg,#667eea,#764ba2);padding:15px;border-radius:50%;color:#fff}.secret-chat-request-modal .initiator-info{text-align:center;margin-bottom:16px}.secret-chat-request-modal .initiator-avatar{width:70px;height:70px;border-radius:50%;object-fit:cover;margin-bottom:12px;border:3px solid #f0f0f0}.secret-chat-request-modal .initiator-avatar-placeholder{width:70px;height:70px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:1.8rem;font-weight:600;margin-bottom:12px;border:3px solid #f0f0f0}.secret-chat-request-modal .initiator-info h3{margin:0;font-size:1.3rem;color:#333;font-weight:600}.secret-chat-request-modal .request-message{text-align:center;color:#666;font-size:1rem;margin-bottom:24px}.secret-chat-request-modal .secret-chat-info{background:#f8f9fa;border-radius:12px;padding:16px;margin-bottom:24px}.secret-chat-request-modal .info-item{display:flex;align-items:center;gap:12px;padding:8px 0;font-size:.9rem;color:#555}.secret-chat-request-modal .info-item:not(:last-child){border-bottom:1px solid #e0e0e0;padding-bottom:12px;margin-bottom:4px}.secret-chat-request-modal .info-icon{font-size:1.3rem;width:30px;text-align:center}.secret-chat-request-modal .modal-actions{display:flex;gap:12px;margin-top:24px}.secret-chat-request-modal .modal-actions button{flex:1;padding:12px 24px;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s}.secret-chat-request-modal .reject-btn{background:#f0f0f0;color:#666}.secret-chat-request-modal .reject-btn:hover{background:#e0e0e0;color:#333}.secret-chat-request-modal .accept-btn{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.secret-chat-request-modal .accept-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #764ba24d}.chat-window{flex:1;display:flex;flex-direction:column;background:#e5ddd5;height:100vh}.chat-window.empty{justify-content:center;align-items:center;background:#fff}.empty-state{text-align:center;color:var(--text-secondary)}.empty-state h2{margin-bottom:10px;color:var(--text-primary)}.chat-header{padding:15px 20px;background:var(--panel-header);border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}.chat-user-info{display:flex;align-items:center;gap:12px}.chat-user-info img{width:40px;height:40px;border-radius:50%;object-fit:cover}.chat-user-info h3{font-size:1rem;font-weight:500;margin:0 0 3px;color:var(--text-primary)}.status{font-size:.8rem;color:var(--text-secondary)}.status.online{color:var(--primary-color);font-weight:600}.chat-actions{position:relative;display:flex;gap:10px;align-items:center}.star-filter-btn{background:none;border:none;cursor:pointer;font-size:1.3rem;color:var(--text-secondary);display:flex;align-items:center;justify-content:center;padding:8px;border-radius:50%;transition:all .2s}.star-filter-btn:hover{background:var(--hover-background);color:var(--primary-color)}.star-filter-btn.active{background:#fff8e1;color:#ffc107}.more-options{background:none;border:none;color:var(--text-secondary);cursor:pointer;font-size:1.3rem;padding:8px;border-radius:50%;transition:background .2s}.more-options:hover{background:var(--hover-background)}.chat-menu{position:absolute;top:100%;right:0;background:#fff;border:1px solid var(--border-color);border-radius:8px;box-shadow:0 4px 12px #00000026;min-width:180px;z-index:1000;margin-top:5px;overflow:hidden}.chat-menu button{width:100%;padding:12px 16px;border:none;background:#fff;text-align:left;cursor:pointer;display:flex;align-items:center;gap:10px;color:var(--text-primary);font-size:.9rem;transition:background .2s;border-bottom:1px solid var(--border-color)}.chat-menu button:last-child{border-bottom:none}.chat-menu button:hover{background:var(--hover-background)}.chat-menu button.danger{color:#e74c3c}.chat-menu button.danger:hover{background:#ffe5e5}.chat-menu button.secret-chat{color:#9b59b6}.chat-menu button.secret-chat:hover{background:#f4ecf7}.secret-chat-badge{display:inline-flex;align-items:center;gap:4px;margin-left:8px;padding:2px 8px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;font-size:.7rem;border-radius:12px;font-weight:500}.secret-chat-badge svg{font-size:.75rem}.messages-container{flex:1;overflow-y:auto;padding:20px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Cg fill-rule='evenodd'%3E%3Cg fill='%23d4d4d4' fill-opacity='0.1'%3E%3Cpath opacity='.5' d='M96 95h4v1h-4v4h-1v-4h-9v4h-1v-4h-9v4h-1v-4h-9v4h-1v-4h-9v4h-1v-4h-9v4h-1v-4h-9v4h-1v-4h-9v4h-1v-4h-9v4h-1v-4H0v-1h15v-9H0v-1h15v-9H0v-1h15v-9H0v-1h15v-9H0v-1h15v-9H0v-1h15v-9H0v-1h15v-9H0v-1h15v-9H0v-1h15V0h1v15h9V0h1v15h9V0h1v15h9V0h1v15h9V0h1v15h9V0h1v15h9V0h1v15h9V0h1v15h9V0h1v15h4v1h-4v9h4v1h-4v9h4v1h-4v9h4v1h-4v9h4v1h-4v9h4v1h-4v9h4v1h-4v9h4v1h-4v9zm-1 0v-9h-9v9h9zm-10 0v-9h-9v9h9zm-10 0v-9h-9v9h9zm-10 0v-9h-9v9h9zm-10 0v-9h-9v9h9zm-10 0v-9h-9v9h9zm-10 0v-9h-9v9h9zm-10 0v-9h-9v9h9zm-9-10h9v-9h-9v9zm10 0h9v-9h-9v9zm10 0h9v-9h-9v9zm10 0h9v-9h-9v9zm10 0h9v-9h-9v9zm10 0h9v-9h-9v9zm10 0h9v-9h-9v9zm10 0h9v-9h-9v9zm9-10v-9h-9v9h9zm-10 0v-9h-9v9h9zm-10 0v-9h-9v9h9zm-10 0v-9h-9v9h9zm-10 0v-9h-9v9h9zm-10 0v-9h-9v9h9zm-10 0v-9h-9v9h9zm-10 0v-9h-9v9h9zm-9-10h9v-9h-9v9zm10 0h9v-9h-9v9zm10 0h9v-9h-9v9zm10 0h9v-9h-9v9zm10 0h9v-9h-9v9zm10 0h9v-9h-9v9zm10 0h9v-9h-9v9zm10 0h9v-9h-9v9z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");scrollbar-width:thin;scrollbar-color:#c1c1c1 transparent}.messages-container::-webkit-scrollbar{width:6px}.messages-container::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:10px}.empty-message-state{display:flex;justify-content:center;align-items:center;height:100%;color:var(--text-secondary);font-size:.95rem}.typing-indicator{display:flex;align-items:center;gap:8px;padding:10px;color:var(--text-secondary);font-size:.85rem}.typing-dots{display:flex;gap:4px}.typing-dots span{width:6px;height:6px;background:var(--text-secondary);border-radius:50%;animation:typing 1.4s infinite}.typing-dots span:nth-child(2){animation-delay:.2s}.typing-dots span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{transform:translateY(0);opacity:.7}30%{transform:translateY(-10px);opacity:1}}.message-input-container{position:relative;padding:10px 20px;background:var(--panel-header);border-top:1px solid var(--border-color)}.file-preview{padding:12px;background:#fff;border-radius:8px;margin-bottom:10px;border:1px solid var(--border-color)}.image-preview{position:relative;display:inline-block;max-width:300px}.image-preview img{max-width:100%;max-height:200px;border-radius:8px;object-fit:cover}.image-preview .remove-file{position:absolute;top:8px;right:8px;background:#e74c3c;border:none;font-size:1.5rem;cursor:pointer;color:#fff;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background .2s;box-shadow:0 2px 6px #0000004d}.image-preview .remove-file:hover{background:#c0392b}.file-info{display:flex;align-items:center;justify-content:space-between;gap:12px}.file-name{font-size:.9rem;color:var(--text-primary);font-weight:500}.file-size{font-size:.75rem;color:var(--text-secondary);margin-left:8px}.remove-file{background:#e74c3c;border:none;font-size:1.5rem;cursor:pointer;color:#fff;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background .2s;flex-shrink:0}.remove-file:hover{background:#c0392b}.files-preview-container{display:flex;flex-wrap:wrap;gap:10px;padding:12px;background:#fff;border-radius:8px;margin-bottom:10px;border:1px solid var(--border-color);max-height:200px;overflow-y:auto}.file-preview-item{position:relative}.image-preview-small{position:relative;width:80px;height:80px;border-radius:8px;overflow:hidden;border:2px solid var(--border-color)}.image-preview-small img{width:100%;height:100%;object-fit:cover}.image-preview-small .remove-file-small{position:absolute;top:2px;right:2px;background:#e74c3c;border:none;font-size:1.2rem;cursor:pointer;color:#fff;width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background .2s;line-height:1}.image-preview-small .remove-file-small:hover{background:#c0392b}.file-info-small{display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px;background:#f0f2f5;border-radius:8px;width:80px;position:relative}.file-icon{font-size:2rem}.file-name-small{font-size:.7rem;color:var(--text-primary);text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:70px}.file-info-small .remove-file-small{position:absolute;top:2px;right:2px;background:#e74c3c;border:none;font-size:1rem;cursor:pointer;color:#fff;width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background .2s;line-height:1}.file-info-small .remove-file-small:hover{background:#c0392b}.message-input{display:flex;align-items:center;gap:10px;background:#fff;border-radius:8px;padding:10px}.attach-menu-container{position:relative}.attach-button{background:none;border:none;color:var(--text-secondary);cursor:pointer;font-size:1.3rem;padding:5px;border-radius:50%;transition:background .2s}.attach-button:hover{background:var(--hover-background)}.attach-menu{position:absolute;bottom:100%;left:0;background:#fff;border:1px solid var(--border-color);border-radius:8px;box-shadow:0 4px 12px #00000026;min-width:160px;z-index:1000;margin-bottom:8px;overflow:visible}.attach-option{width:100%;padding:12px 16px;border:none;background:#fff;text-align:left;cursor:pointer;display:flex;align-items:center;gap:12px;color:var(--text-primary);font-size:.9rem;transition:background .2s;border-bottom:1px solid var(--border-color)}.attach-option:last-child{border-bottom:none}.attach-option:hover{background:var(--hover-background)}.attach-option svg{font-size:1.1rem;color:var(--primary-color)}.attach-option-with-submenu{position:relative}.location-submenu{position:absolute;left:100%;top:0;background:#fff;border-radius:8px;box-shadow:0 2px 8px #00000026;min-width:180px;margin-left:8px;animation:slideInRight .2s ease-out;z-index:1000}.location-option-with-submenu{position:relative}.duration-submenu{position:absolute;left:100%;bottom:0;background:#fff;border-radius:8px;box-shadow:0 4px 16px #0003;min-width:200px;margin-left:8px;animation:slideInRight .2s ease-out;z-index:1002;border:1px solid var(--border-color)}.duration-submenu-header{padding:12px 16px;font-size:.85rem;font-weight:600;color:var(--text-secondary);background:#f0f2f5;border-bottom:1px solid var(--border-color);border-radius:8px 8px 0 0;text-align:center}@keyframes slideInRight{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}.location-option{width:100%;padding:12px 16px;border:none;background:none;text-align:left;font-size:.95rem;color:var(--text-primary);cursor:pointer;display:flex;align-items:center;gap:12px;transition:background .2s}.location-option:first-child{border-radius:8px 8px 0 0}.location-option:last-child{border-radius:0 0 8px 8px}.location-option:hover{background:var(--hover-background)}.location-option svg{font-size:1.1rem;color:var(--primary-color)}.location-option.live-active{background:#00a8841a;color:var(--primary-color);font-weight:500}.location-option.live-active svg{animation:pulse 1.5s ease-in-out infinite}.duration-option{width:100%;padding:14px 20px;border:none;background:#fff;text-align:center;font-size:.95rem;color:var(--text-primary);cursor:pointer;transition:all .2s;border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:center}.duration-option:last-child{border-bottom:none;border-radius:0 0 8px 8px}.duration-option:hover{background:#e8f5e9;color:var(--primary-color)}.duration-option:active{background:#c8e6c9;transform:scale(.98)}.duration-time{font-weight:500}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.message-input input[type=text]{flex:1;border:none;outline:none;font-size:1rem;padding:8px}.emoji-button{background:none;border:none;color:#667781;cursor:pointer;font-size:1.4rem;padding:8px;display:flex;align-items:center;justify-content:center;transition:all .2s;border-radius:50%}.emoji-button:hover{background:#0000000d;color:var(--primary-color)}.send-button{background:var(--primary-color);border:none;color:#fff;cursor:pointer;font-size:1.2rem;padding:10px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s}.send-button:hover:not(:disabled){background:var(--secondary-color);transform:scale(1.05)}.send-button:disabled{opacity:.5;cursor:not-allowed}.loading-more-messages{display:flex;align-items:center;justify-content:center;gap:10px;padding:15px;color:var(--text-secondary);font-size:.9rem;background:#ffffffe6;border-radius:8px;margin:10px auto;max-width:200px}.spinner{width:16px;height:16px;border:2px solid var(--border-color);border-top-color:var(--primary-color);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.upload-progress-container{padding:12px 16px;background:#f0f2f5;border-radius:8px;margin:8px 16px}.upload-progress-info{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.upload-file-name{font-size:.9rem;color:var(--text-primary);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:70%}.upload-percentage{font-size:.85rem;color:var(--primary-color);font-weight:600}.upload-progress-bar{width:100%;height:6px;background:#d1d7db;border-radius:3px;overflow:hidden}.upload-progress-fill{height:100%;background:linear-gradient(90deg,var(--primary-color),var(--secondary-color));border-radius:3px;transition:width .3s ease;animation:progressPulse 1.5s ease-in-out infinite}@keyframes progressPulse{0%,to{opacity:1}50%{opacity:.8}}.reply-preview{background:#f0f2f5;border-left:3px solid var(--primary-color);padding:8px 12px;margin:0 10px 8px;border-radius:4px}.reply-preview-content{display:flex;flex-direction:column;gap:4px}.reply-preview-header{display:flex;justify-content:space-between;align-items:center}.reply-to-label{font-size:.85rem;font-weight:600;color:var(--primary-color)}.cancel-reply-btn{background:none;border:none;font-size:1.5rem;color:var(--text-secondary);cursor:pointer;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:all .2s}.cancel-reply-btn:hover{background:#0000001a;color:var(--text-primary)}.reply-preview-text{font-size:.9rem;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:300px}.emoji-picker-container{position:fixed;background:#2c3639f2;border-radius:25px;padding:6px 10px;box-shadow:0 2px 8px #0000004d;z-index:1000;animation:slideUp .2s ease-out;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}@keyframes slideUp{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.emoji-picker-grid{display:flex;align-items:center;gap:2px}.emoji-btn{background:none;border:none;font-size:1.4rem;cursor:pointer;padding:4px 6px;border-radius:50%;transition:all .2s;display:flex;align-items:center;justify-content:center;min-width:32px;min-height:32px}.emoji-btn:hover{background:#ffffff1a;transform:scale(1.15)}.emoji-btn.add-more{background:#ffffff26;color:#fff;font-size:1.1rem;font-weight:600}.emoji-btn.add-more:hover{background:#ffffff40}.emoji-btn.emoji-selected{background:#00a8844d;border:2px solid rgba(0,168,132,.6);transform:scale(1.05)}.emoji-btn.emoji-selected:hover{background:#00a88466;border-color:#00a884cc;transform:scale(1.15)}.star-indicator{position:absolute;top:2px;right:2px;font-size:.9rem;color:#ffc107;filter:drop-shadow(0 1px 2px rgba(0,0,0,.2));z-index:5}.message.own .star-indicator{right:auto;left:2px}.selection-toolbar{background:#f0f2f5;border-top:1px solid var(--border-color);padding:12px 16px;display:flex;justify-content:space-between;align-items:center}.selection-info span{font-size:.95rem;font-weight:600;color:var(--text-primary)}.selection-actions{display:flex;gap:10px}.selection-actions button{padding:8px 16px;border:none;border-radius:6px;font-size:.9rem;cursor:pointer;font-weight:500;transition:all .2s}.selection-actions button:first-child{background:var(--primary-color);color:#fff}.selection-actions button:first-child:hover{background:var(--secondary-color)}.selection-actions button:last-child{background:#fff;color:var(--text-primary);border:1px solid var(--border-color)}.selection-actions button:last-child:hover{background:var(--hover-background)}.live-location-indicator{background:#00a884;color:#fff;padding:10px 16px;margin-bottom:10px;border-radius:20px;display:flex;align-items:center;justify-content:center;gap:12px;box-shadow:0 4px 12px #00a8844d;font-size:.9rem;z-index:10;animation:slideDown .3s ease-out}.live-location-info{display:flex;flex-direction:column;align-items:center;gap:2px;flex:1}.live-location-label{font-weight:600}.live-location-timer{font-size:.75rem;opacity:.9;font-weight:500}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.pulsing-icon{animation:iconPulse 1.5s ease-in-out infinite}@keyframes iconPulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.6;transform:scale(.95)}}.stop-live-btn{background:#fff;color:#00a884;border:none;padding:4px 12px;border-radius:12px;font-size:.85rem;font-weight:600;cursor:pointer;transition:all .2s}.stop-live-btn:hover{background:#f0f2f5;transform:scale(1.05)}.scroll-to-bottom-btn{position:absolute;bottom:80px;right:30px;width:48px;height:48px;border-radius:50%;background:var(--primary-color);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1.4rem;box-shadow:0 4px 12px #00000026;z-index:100;transition:all .3s ease;animation:fadeInUp .3s ease-out}.scroll-to-bottom-btn:hover{background:var(--secondary-color);transform:scale(1.1);box-shadow:0 6px 16px #0003}.scroll-to-bottom-btn:active{transform:scale(.95)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.pinned-message-banner{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:#f0f2f5;border-bottom:1px solid var(--border-color);gap:12px}.pinned-message-content{display:flex;align-items:center;gap:12px;flex:1;min-width:0;cursor:pointer;transition:opacity .2s}.pinned-message-content:hover{opacity:.8}.pinned-icon{display:flex;align-items:center;justify-content:center;color:var(--primary-color);font-size:1.2rem;flex-shrink:0}.pinned-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.pinned-label{font-size:.75rem;font-weight:600;color:var(--primary-color);text-transform:uppercase;letter-spacing:.3px}.pinned-preview{font-size:.9rem;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500}.pinned-by{font-size:.75rem;color:#667781;font-style:italic}.pinned-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.view-all-pins-btn{background:var(--primary-color);color:#fff;border:none;padding:6px 12px;border-radius:4px;font-size:.85rem;font-weight:500;cursor:pointer;transition:all .2s}.view-all-pins-btn:hover{background:#00916a;transform:translateY(-1px);box-shadow:0 2px 8px #00a8844d}.view-all-pins-btn:active{transform:translateY(0)}.pinned-close-btn{background:none;border:none;color:#667781;cursor:pointer;padding:6px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.1rem;transition:all .2s;flex-shrink:0}.pinned-close-btn:hover{background:#0000000d;color:var(--text-primary);transform:scale(1.1)}.pinned-close-btn:active{transform:scale(.95)}.profile-panel{width:400px;background:#fff;border-left:1px solid var(--border-color);display:flex;flex-direction:column;height:100vh;animation:slideIn .3s ease-out}@keyframes slideIn{0%{transform:translate(100%)}to{transform:translate(0)}}.profile-header{padding:20px;background:var(--primary-color);color:#fff;display:flex;justify-content:space-between;align-items:center}.profile-header h2{margin:0;font-size:1.3rem}.profile-header button{background:none;border:none;color:#fff;cursor:pointer;font-size:1.5rem;padding:5px;border-radius:50%;transition:background .2s}.profile-header button:hover{background:#ffffff1a}.profile-content{flex:1;overflow-y:auto;padding:20px}.profile-picture-section{display:flex;justify-content:center;margin-bottom:30px}.profile-picture{position:relative;width:150px;height:150px}.profile-picture img{width:100%;height:100%;border-radius:50%;object-fit:cover;border:4px solid var(--primary-color)}.change-picture{position:absolute;bottom:5px;right:5px;width:40px;height:40px;border-radius:50%;background:var(--primary-color);display:flex;align-items:center;justify-content:center;cursor:pointer;color:#fff;font-size:1.2rem;transition:background .2s}.change-picture:hover{background:var(--secondary-color)}.profile-info{display:flex;flex-direction:column;gap:20px}.info-section label{display:block;font-size:.85rem;color:var(--primary-color);margin-bottom:5px;font-weight:600}.info-section p{margin:0;color:var(--text-primary);font-size:1rem}.info-section input,.info-section textarea{width:100%;padding:10px;border:2px solid var(--border-color);border-radius:8px;font-size:1rem;outline:none;font-family:inherit;transition:border-color .2s}.info-section input:focus,.info-section textarea:focus{border-color:var(--primary-color)}.info-section textarea{resize:vertical;min-height:80px}.profile-actions{display:flex;flex-direction:column;gap:10px;margin-top:30px}.profile-actions button{padding:12px;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:8px}.save-button{background:var(--primary-color);color:#fff}.save-button:hover{background:var(--secondary-color)}.cancel-button{background:#f0f2f5;color:var(--text-primary)}.cancel-button:hover{background:#e9edef}.edit-button{background:var(--primary-color);color:#fff}.edit-button:hover{background:var(--secondary-color)}.logout-button{background:#e74c3c;color:#fff}.logout-button:hover{background:#c0392b}.chat-page{display:flex;height:100vh;background:#f0f2f5;overflow:hidden}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f0f2f5}.loading{display:flex;justify-content:center;align-items:center;height:100vh;font-size:1.2rem;color:#667781}:root{--primary-color: #128C7E;--secondary-color: #075E54;--background: #ffffff;--panel-header: #f0f2f5;--border-color: #e9edef;--message-out: #dcf8c6;--message-in: #ffffff;--text-primary: #111b21;--text-secondary: #667781;--hover-background: #f5f6f6}input,textarea,select{font-size:16px!important}button,a,.clickable{min-height:44px;min-width:44px;-webkit-tap-highlight-color:rgba(0,0,0,.1)}html{-webkit-overflow-scrolling:touch;scroll-behavior:smooth}body.chat-active{overscroll-behavior-y:contain}@media only screen and (max-width: 768px){.chat-page{flex-direction:column;height:100vh;height:100dvh;overflow:hidden}.chat-sidebar{position:fixed;left:0;top:0;width:100%;height:100%;z-index:100;transform:translate(0);transition:transform .3s ease}.chat-sidebar.hidden-mobile{transform:translate(-100%)}.chat-window-container{position:fixed;left:0;top:0;width:100%;height:100%;z-index:101;transform:translate(100%);transition:transform .3s ease}.chat-window-container.active-mobile{transform:translate(0)}.chat-sidebar-header{padding:10px 16px;height:60px}.chat-list{height:calc(100vh - 60px);height:calc(100dvh - 60px)}.chat-item{padding:12px 16px}.chat-item-avatar{width:50px;height:50px}.chat-header{padding:10px 16px;height:60px}.chat-header-back-btn{display:flex!important;margin-right:10px}.messages-container{height:calc(100vh - 120px);height:calc(100dvh - 120px);padding:10px}.message-input-container{padding:8px 10px;height:auto;min-height:60px}.message{max-width:85%;margin-bottom:8px}.message-content{font-size:14px;padding:8px 12px}.message-time{font-size:11px}.message-input{font-size:16px!important;padding:10px 12px;min-height:40px;max-height:120px}.attach-button,.send-button,.emoji-button{width:40px;height:40px;min-width:40px;min-height:40px}.modal-overlay{padding:0}.modal-content{width:100%;max-width:100%;height:100%;max-height:100%;border-radius:0;margin:0}.forward-modal,.delete-modal,.pin-modal,.file-viewer{width:100%;height:100vh;height:100dvh;border-radius:0}.file-viewer-image,.file-viewer-video{max-height:70vh;max-height:70dvh}.emoji-picker{width:100%;max-width:100%;bottom:0!important;left:0!important;right:0!important;top:auto!important;border-radius:12px 12px 0 0}.profile-panel{position:fixed;width:100%;height:100%;left:0;top:0;z-index:102}.file-preview-list{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch}.file-preview-item{min-width:100px;max-width:120px}.message-dropdown,.message-menu{position:fixed!important;max-width:90%;max-height:70vh;overflow-y:auto}.pinned-message-banner{padding:8px 12px}.secret-chat-timer{font-size:12px}.online-indicator{width:10px;height:10px}.scroll-to-bottom-btn{width:40px;height:40px;bottom:80px;right:16px}}@media only screen and (max-width: 375px){.message{max-width:90%}.message-content{font-size:13px;padding:6px 10px}.chat-header{padding:8px 12px}.message-input-container{padding:6px 8px}.attach-button,.send-button,.emoji-button{width:36px;height:36px;min-width:36px;min-height:36px}}@media only screen and (max-width: 768px) and (orientation: landscape){.messages-container{height:calc(100vh - 100px);height:calc(100dvh - 100px)}.modal-content{max-height:90vh;max-height:90dvh;overflow-y:auto}}@media only screen and (min-width: 768px) and (max-width: 1024px){.chat-page{display:flex;flex-direction:row}.chat-sidebar{width:35%;min-width:300px;max-width:400px;position:relative;transform:none}.chat-window-container{width:65%;position:relative;transform:none}.chat-header-back-btn{display:none!important}.message{max-width:70%}}@media only screen and (min-width: 1024px){.chat-sidebar{width:30%;min-width:350px;max-width:500px}.chat-window-container{width:70%}.message{max-width:65%}.chat-header-back-btn{display:none!important}}@media (hover: none) and (pointer: coarse){button,a,.clickable{min-height:44px;min-width:44px}.message-menu-trigger{padding:8px}.chat-item{padding:14px 16px}}@supports (padding: max(0px)){.chat-page{padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right)}.chat-header{padding-top:max(10px,env(safe-area-inset-top))}.message-input-container{padding-bottom:max(8px,env(safe-area-inset-bottom))}}@supports (-webkit-touch-callout: none){.chat-page{height:-webkit-fill-available}.messages-container{height:calc(100vh - 120px);height:calc(-webkit-fill-available - 120px)}}@media (prefers-color-scheme: dark){:root{--background: #111b21;--panel-header: #202c33;--message-out: #005c4b;--message-in: #202c33;--text-primary: #e9edef;--text-secondary: #8696a0}}@media only screen and (max-width: 768px){.loading-spinner{width:40px;height:40px}.skeleton-chat-item{height:70px}}.mobile-hide{display:block}@media only screen and (max-width: 768px){.mobile-hide{display:none!important}}.chat-sidebar,.chat-window-container,.modal{will-change:transform;transform:translateZ(0);-webkit-transform:translateZ(0)}.messages-container,.chat-list{-webkit-overflow-scrolling:touch;scroll-behavior:smooth}@media (hover: hover) and (pointer: fine){button:focus-visible,a:focus-visible{outline:2px solid var(--primary-color);outline-offset:2px}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@media only screen and (max-width: 768px){.chat-page{position:fixed;top:0;left:0;right:0;bottom:0;width:100%;height:100vh;height:100dvh;overflow:hidden;display:flex;flex-direction:column}.chat-sidebar-container{position:absolute;top:0;left:0;width:100%;height:100%;background:#fff;z-index:10;transition:transform .3s ease}.chat-sidebar-container.show{transform:translate(0)}.chat-sidebar-container.hide{transform:translate(-100%);pointer-events:none}.chat-window-wrapper{position:absolute;top:0;left:0;width:100%;height:100%;background:#e5ddd5;z-index:20;transition:transform .3s ease}.chat-window-wrapper.show{transform:translate(0)}.chat-window-wrapper.hide{transform:translate(100%);pointer-events:none}.welcome-screen{display:none!important}.chat-window{display:flex;flex-direction:column;height:100%;width:100%;overflow:hidden}.chat-header{position:sticky!important;position:-webkit-sticky!important;top:0;left:0;right:0;width:100%;height:60px;min-height:60px;max-height:60px;background:var(--primary-color, #128C7E);color:#fff;display:flex;align-items:center;padding:10px 16px;z-index:100;flex-shrink:0;box-shadow:0 1px 2px #0000001a}.chat-header-back-btn{display:flex!important;align-items:center;justify-content:center;background:none;border:none;color:#fff;cursor:pointer;padding:8px;margin-right:10px;margin-left:-8px;width:40px;height:40px;border-radius:50%;transition:background .2s}.chat-header-back-btn:active{background:#ffffff1a}.chat-header-avatar{width:40px;height:40px;border-radius:50%;margin-right:12px;object-fit:cover}.chat-header-info{flex:1;display:flex;flex-direction:column;min-width:0}.chat-header-name{font-size:16px;font-weight:500;color:#fff;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-header-status{font-size:13px;color:#fffc;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-header-actions{display:flex;align-items:center;gap:8px}.chat-header-actions button{background:none;border:none;color:#fff;cursor:pointer;padding:8px;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background .2s}.chat-header-actions button:active{background:#ffffff1a}.messages-container{flex:1;overflow-y:auto;overflow-x:hidden!important;-webkit-overflow-scrolling:touch;padding:10px 8px;background:#e5ddd5;background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="260" height="260"><rect fill="%23e5ddd5" width="260" height="260"/></svg>');height:calc(100vh - 120px);height:calc(100dvh - 120px);width:100%;max-width:100%}.messages-container *{max-width:100%}.messages-list{display:flex;flex-direction:column;gap:4px;width:100%;max-width:100%}.message{max-width:85%;word-wrap:break-word;overflow-wrap:break-word}.message-content{max-width:100%;overflow-wrap:break-word;word-wrap:break-word;word-break:break-word}.message-input-container{position:sticky!important;position:-webkit-sticky!important;bottom:0;left:0;right:0;width:100%;background:#f0f2f5;padding:8px 10px;padding-bottom:max(8px,env(safe-area-inset-bottom));display:flex;align-items:flex-end;gap:8px;z-index:90;flex-shrink:0;box-shadow:0 -1px 2px #0000000d}.message-input-wrapper{flex:1;display:flex;align-items:center;background:#fff;border-radius:22px;padding:6px 12px;max-width:100%}.message-input{flex:1;border:none;outline:none;font-size:16px!important;padding:6px 8px;background:transparent;resize:none;max-height:120px;line-height:1.4;width:100%}.emoji-button,.attach-button{background:none;border:none;color:#667781;cursor:pointer;padding:6px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.send-button{background:var(--primary-color, #128C7E);border:none;color:#fff;cursor:pointer;padding:0;width:44px;height:44px;min-width:44px;min-height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .2s}.send-button:active{background:var(--secondary-color, #075E54)}.send-button:disabled{background:#b3b3b3;cursor:not-allowed}.pinned-message-banner{background:#f0f2f5;padding:8px 12px;display:flex;align-items:center;gap:10px;border-bottom:1px solid #e9edef;cursor:pointer;position:sticky;top:60px;z-index:50}.file-preview-container{width:100%;max-width:100%;overflow-x:hidden;padding:10px 8px}.file-preview-list{display:flex;gap:8px;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:8px}.file-preview-item{flex-shrink:0;width:80px;height:80px;position:relative}.attach-menu{position:fixed!important;bottom:70px!important;right:16px!important;left:auto!important;top:auto!important;z-index:200}.emoji-picker-container{position:fixed!important;bottom:0!important;left:0!important;right:0!important;top:auto!important;z-index:200;border-radius:12px 12px 0 0;max-height:60vh}.message-menu{position:fixed!important;max-width:90%;z-index:200}.scroll-to-bottom-btn{position:fixed;bottom:80px;right:16px;width:44px;height:44px;border-radius:50%;background:#fff;border:none;box-shadow:0 2px 5px #0003;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:80;transition:opacity .2s}.typing-indicator{position:absolute;bottom:70px;left:10px;background:#fff;padding:8px 12px;border-radius:18px;font-size:13px;color:#667781;box-shadow:0 1px 2px #0000001a}body.chat-active{overscroll-behavior-y:contain;position:fixed;width:100%}.chat-page,.chat-window,.chat-window-wrapper{overscroll-behavior-x:none;overflow-x:hidden!important}@supports (padding: max(0px)){.chat-header{padding-top:max(10px,env(safe-area-inset-top));height:calc(60px + env(safe-area-inset-top))}.message-input-container{padding-bottom:max(8px,env(safe-area-inset-bottom))}.messages-container{height:calc(100dvh - 120px - env(safe-area-inset-top) - env(safe-area-inset-bottom))}}@media (orientation: landscape) and (max-height: 500px){.messages-container{height:calc(100vh - 100px);height:calc(100dvh - 100px)}.message-input{max-height:80px}}.loading-messages{display:flex;justify-content:center;padding:20px;color:#667781}.chat-item:active,button:active{opacity:.7}*{-webkit-tap-highlight-color:rgba(18,140,126,.1)}}@media only screen and (min-width: 769px){.chat-sidebar-container{width:30%;min-width:350px;max-width:500px;position:relative;transform:none!important}.chat-window-wrapper{width:70%;position:relative;transform:none!important}.chat-header-back-btn{display:none!important}.welcome-screen{display:flex!important;align-items:center;justify-content:center;height:100%;background:#f0f2f5}.welcome-content{text-align:center;color:#667781}.welcome-content h1{font-size:32px;margin-bottom:16px;color:#111b21}.welcome-content p{font-size:16px}}.mobile-only{display:none}@media only screen and (max-width: 768px){.mobile-only{display:block}.desktop-only{display:none!important}}