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.btn-primary{background-color:#28a745;border-color:#28a745;color:#fff}.submit-invite-btn .cancel-invite-btn{background-color:#28a745;border:none;border-radius:16px;color:#fff;cursor:pointer;flex-grow:1;font-size:14px;font-weight:700;max-width:120px;padding:8px}.share-btn{background-color:#007bff;border:none;border-radius:5px;color:#fff;cursor:pointer;font-size:16px;margin-bottom:15px;padding:10px;width:100%}.group-chat-panel{box-sizing:border-box;flex-direction:column;height:100%;inset:0;overflow:hidden;padding-bottom:env(safe-area-inset-bottom);padding-top:env(safe-area-inset-top);position:absolute}.group-chat-panel,.panel-header{background-color:#fff;display:flex}.panel-header{align-items:center;border-bottom:1px solid #e0e0e0;justify-content:space-between}.panel-header h3{align-items:center;display:flex;font-size:16px;font-weight:600;gap:8px;margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.panel-header .channel-tag{border-radius:12px;color:#fff;flex-shrink:0;font-size:11px;font-weight:500;padding:3px 8px}.panel-header .broadcast-tag{background-color:#ff9800}.panel-header .group-tag{background-color:#4caf50}.panel-header-right{align-items:center;display:flex;gap:8px}.close-btn,.icon-btn{background:none;border:none;color:#555;cursor:pointer;font-size:20px;line-height:1;padding:5px}.panel-body{background-color:#e2e1e1;flex-grow:1;min-height:0;overflow-y:auto;padding:4px 4px 8px 8px}.messages-list{display:flex;flex-direction:column;gap:4px}.message-row{align-items:flex-end;display:flex;gap:4px;margin-bottom:0;max-width:100%}.message-row.self{gap:3px;justify-content:flex-end;margin-right:0;padding-right:0}.message-row.self .msg-bubble{margin-right:0;order:1}.message-row.self .avatar{margin-left:0;margin-right:0;order:2}.message-row.other{gap:3px;justify-content:flex-start;padding-left:0}.message-row.other .avatar{margin-right:0;order:1}.message-row.other .msg-bubble{order:2}.msg-bubble{border-radius:8px;display:flex;flex-direction:column;line-height:1.3;max-width:calc(100% - 30px);padding:6px 8px;word-break:break-word}.timestamp{align-self:center;color:#999;font-size:12px;margin:6px 0}.avatar{border-radius:6px;flex-shrink:0;height:36px;width:36px}.message-row.other .msg-content{background-color:#fff}.message-row.self .msg-content{background-color:#a0e959}.msg-content.is-single-emoji{background:none!important;font-size:48px;padding:0!important}.system-message{align-self:center;background-color:#e0e0e0;border-radius:12px;color:#555;font-size:12px;margin:5px 0;padding:4px 10px}.msg-name{color:#888;font-size:12px;margin-bottom:4px}.msg-content{border-radius:8px;padding:8px 12px;position:relative;word-break:break-word}.panel-footer{background-color:#fff;border-top:1px solid 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