.chat-page{border:1px solid var(--border-color,#e8e8e8);background:var(--card-bg,#fff);border-radius:12px;gap:0;min-height:calc(100vh - 180px);display:flex;overflow:hidden}.chat-sidebar{border-right:1px solid var(--border-color,#e8e8e8);background:var(--sidebar-bg,#fafafa);flex-direction:column;flex-shrink:0;width:280px;min-width:0;display:flex;overflow:hidden}.chat-sidebar-header{border-bottom:1px solid var(--border-color,#e8e8e8);padding:16px}.chat-sidebar-title{margin:0!important}.chat-sidebar-subtitle{margin-top:2px;font-size:12px;display:block}.chat-sidebar-loading,.chat-sidebar-empty{padding:24px}.chat-user-list{flex:1;min-width:0;margin:0;padding:8px;list-style:none;overflow:hidden auto}.chat-user-list li{min-width:0}.chat-user-item{cursor:pointer;text-align:left;box-sizing:border-box;background:0 0;border:none;border-radius:10px;align-items:flex-start;gap:12px;width:100%;min-width:0;max-width:100%;padding:10px 12px;transition:background .15s;display:flex;overflow:hidden}.chat-user-item .user-avatar-wrap{flex-shrink:0}.chat-user-item:hover{background:var(--hover-bg,#0000000a)}.chat-user-item--active{background:var(--brand-primary-light,#1a7f5f1f)}.chat-user-item-text{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex;overflow:hidden}.chat-user-name{text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:600;line-height:1.3;overflow:hidden}.chat-user-email{color:var(--text-secondary,#888);overflow-wrap:anywhere;word-break:break-word;white-space:normal;font-size:12px;line-height:1.35}.chat-user-status{color:var(--text-secondary,#888);font-size:11px;line-height:1.3}.chat-main{flex-direction:column;flex:1;min-width:0;display:flex}.chat-placeholder{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:8px;padding:48px;display:flex}.chat-placeholder-icon{color:var(--brand-primary,#1a7f5f);opacity:.5;margin-bottom:8px;font-size:48px}.chat-thread-header{border-bottom:1px solid var(--border-color,#e8e8e8);align-items:center;gap:12px;padding:16px 20px;display:flex}.chat-thread-status{font-size:12px;display:block}.chat-messages{flex-direction:column;flex:1;gap:12px;padding:20px;display:flex;overflow-y:auto}.chat-messages-loading{justify-content:center;padding:24px;display:flex}.chat-load-more{justify-content:center;padding-bottom:4px;display:flex}.chat-bubble-row{justify-content:flex-start;display:flex}.chat-bubble-row--mine{justify-content:flex-end}.chat-bubble{background:var(--chat-inbound-bg,#f0f0f0);border-radius:14px 14px 14px 4px;max-width:70%;padding:10px 14px}.chat-bubble--mine{background:var(--brand-primary,#1a7f5f);color:#fff;border-radius:14px 14px 4px}.chat-bubble-text{white-space:pre-wrap;word-break:break-word;margin:0 0 4px}.chat-bubble-time{opacity:.7;font-size:11px}.chat-bubble-meta{justify-content:flex-end;align-items:center;gap:6px;display:flex}.chat-bubble-receipt{opacity:.75;align-items:center;gap:2px;font-size:12px;line-height:1;display:inline-flex}.chat-bubble-receipt--seen{opacity:1;color:#b3e5fc}.chat-bubble-receipt-second{margin-left:-5px}.chat-bubble-seen-avatar.user-avatar-wrap{vertical-align:middle;margin-left:6px}.chat-bubble-seen-avatar--no-photo .user-avatar.ant-avatar:not(.ant-avatar-image){color:#fff!important;background-color:#f97316!important}.chat-bubble-seen-avatar--no-photo .user-avatar.ant-avatar:not(.ant-avatar-image) .ant-avatar-string{color:#fff!important}.chat-bubble-seen-avatar .user-avatar.ant-avatar{font-size:11px!important;line-height:24px!important}.chat-bubble-seen-avatar .user-avatar.ant-avatar .ant-avatar-string{font-size:11px!important;line-height:24px!important;transform:scale(1)!important}.chat-bubble{position:relative}.chat-bubble-reply-btn{color:var(--text-secondary,#888);cursor:pointer;opacity:0;background:0 0;border:none;padding:4px;font-size:14px;transition:opacity .15s;position:absolute;top:4px;right:-28px}.chat-bubble-row--mine .chat-bubble-reply-btn{left:-28px;right:auto}.chat-bubble:hover .chat-bubble-reply-btn{opacity:1}.chat-bubble--highlight{animation:1.5s ease-out chat-highlight}@keyframes chat-highlight{0%,30%{box-shadow:0 0 0 2px var(--brand-primary,#1a7f5f)}to{box-shadow:none}}.chat-bubble-reply-preview{text-align:left;border:none;border-left:3px solid var(--brand-primary,#1a7f5f);cursor:pointer;background:#0000000f;border-radius:4px;width:100%;margin-bottom:6px;padding:4px 8px;display:block}.chat-bubble--mine .chat-bubble-reply-preview{background:#ffffff1f;border-left-color:#ffffffb3}.chat-bubble-reply-author{opacity:.85;font-size:11px;font-weight:600;display:block}.chat-bubble-reply-text{opacity:.75;text-overflow:ellipsis;white-space:nowrap;font-size:12px;display:block;overflow:hidden}.chat-composer{border-top:1px solid var(--border-color,#e8e8e8);flex-direction:column;gap:0;padding:0;display:flex}.chat-composer-row{align-items:flex-end;gap:12px;padding:16px 20px;display:flex}.chat-composer-row .ant-input{flex:1}.chat-reply-bar{background:var(--sidebar-bg,#fafafa);border-bottom:1px solid var(--border-color,#e8e8e8);align-items:center;gap:8px;padding:10px 20px;display:flex}.chat-reply-bar-content{border-left:3px solid var(--brand-primary,#1a7f5f);flex:1;min-width:0;padding-left:10px}.chat-reply-bar-label{font-size:12px;font-weight:600;display:block}.chat-reply-bar-preview{max-width:100%;font-size:12px;display:block}.chat-reply-bar-close{cursor:pointer;color:var(--text-secondary,#888);background:0 0;border:none;flex-shrink:0;padding:4px}.chat-floating-root{z-index:1100;flex-direction:column;align-items:flex-end;gap:12px;display:flex;position:fixed;bottom:24px;right:24px}.chat-floating-btn{background:var(--brand-primary,#1a7f5f);color:#fff;cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:56px;height:56px;transition:transform .15s,box-shadow .15s;display:flex;box-shadow:0 4px 16px #0003}.chat-floating-btn:hover{transform:scale(1.05);box-shadow:0 6px 20px #00000040}.chat-floating-btn-icon{font-size:24px}.chat-floating-popup{background:var(--card-bg,#fff);border:1px solid var(--border-color,#e8e8e8);border-radius:12px;width:300px;padding:16px;animation:.25s ease-out chat-popup-in;position:relative;box-shadow:0 8px 32px #0000002e}@keyframes chat-popup-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.chat-floating-popup-close{cursor:pointer;color:var(--text-secondary,#888);background:0 0;border:none;padding:4px;position:absolute;top:8px;right:8px}.chat-floating-popup-title{margin:0 0 8px;font-size:15px;font-weight:600}.chat-floating-popup-from{margin:0 0 8px;font-size:13px}.chat-floating-popup-preview{color:var(--text-secondary,#666);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0 0 12px;font-size:13px;display:-webkit-box;overflow:hidden}[data-theme=dark] .chat-page{--card-bg:#1f1f1f;--sidebar-bg:#141414;--border-color:#303030;--chat-inbound-bg:#2a2a2a;--hover-bg:#ffffff0f}