:root{--dock-blue:#2563eb;--dock-green:#22c55e;--dock-border:#e3e7ef;--dock-font:"Inter",sans-serif;--dock-sent-bg:#dcf0ff;--dock-recv-bg:#fff}#imFab{cursor:pointer;z-index:10050;background:linear-gradient(135deg,#3b82f6,#2563eb);border:0;border-radius:50%;width:56px;height:56px;padding:3px;transition:transform .2s,box-shadow .2s,opacity .2s;position:fixed;bottom:24px;right:24px;box-shadow:0 8px 24px #2563eb47}#imFab:hover{transform:scale(1.08);box-shadow:0 12px 30px #2563eb61}#imFab img{object-fit:cover;border:2px solid #fff9;border-radius:50%;width:100%;height:100%}@media (max-width:700px){#imDock.open~#imFab{display:none}body:has(#imDock.open) #imFab{display:none}}#imDock{z-index:10040;width:820px;max-width:calc(100vw - 32px);height:540px;max-height:72vh;font-family:var(--dock-font);background:#f4f5f9;border:0;border-radius:22px;display:none;position:fixed;bottom:92px;right:24px;overflow:hidden;box-shadow:0 16px 48px #0f172a2e}#imDock.open{display:block}#imDock .dock-head{border-bottom:1px solid var(--dock-border);background:#fff;align-items:center;gap:10px;padding:14px 20px 12px;display:flex}#imDock .dock-title{background:linear-gradient(90deg,#2563eb,#a21caf);-webkit-text-fill-color:transparent;letter-spacing:-.02em;-webkit-background-clip:text;margin:0;font-size:20px;font-weight:800}.dock-active-pill{color:#fff;background:linear-gradient(135deg,#3b82f6,#2563eb);border-radius:999px;align-items:center;gap:6px;padding:6px 12px;font-size:13px;font-weight:700;display:inline-flex;box-shadow:0 6px 16px #2563eb38}#imDock .dock-actions{gap:6px;margin-left:auto;display:flex}.dock-icon-btn{border:1px solid var(--dock-border);cursor:pointer;color:#64748b;background:#f8fafc;border-radius:10px;justify-content:center;align-items:center;width:32px;height:32px;font-size:14px;transition:all .15s;display:inline-flex}.dock-icon-btn:hover{color:#2563eb;background:#eff6ff;border-color:#bfdbfe}#imDock .dock-body{grid-template-columns:310px 1fr;height:calc(100% - 56px);min-height:0;display:grid}@media (max-width:700px){#imDock{border-radius:0;width:100vw;max-width:100vw;height:100dvh;max-height:100dvh;bottom:0;right:0}#imDock .dock-body{grid-template-columns:1fr;position:relative;overflow:hidden}#imLeft{z-index:10;width:100%;transition:transform .3s cubic-bezier(.4,0,.2,1);position:absolute;inset:0;transform:translate(0)}#imRight{z-index:20;width:100%;transition:transform .3s cubic-bezier(.4,0,.2,1);position:absolute;inset:0;transform:translate(100%);display:flex!important}#imDock.chat-open #imLeft{transform:translate(-100%)}#imDock.chat-open #imRight,#imDock:not(.chat-open) #imLeft{transform:translate(0)}#imDock:not(.chat-open) #imRight{transform:translate(100%)}#imBack{display:inline-flex!important}#imList{height:calc(100dvh - 190px)}.dock-head{padding:10px 14px}.dock-title{font-size:18px}#imComposer{padding-bottom:max(10px, env(safe-area-inset-bottom))}#imMsgs{height:calc(100dvh - 180px)}}#imLeft{border-right:1px solid var(--dock-border);background:#fff;flex-direction:column;min-height:0;display:flex;overflow:hidden}.im-tabs{background:#fff;border-bottom:1px solid #f1f5f9;flex-wrap:wrap;align-items:center;gap:8px;padding:12px 14px;display:flex}.im-tab{color:#374151;cursor:pointer;background:#fff;border:1.5px solid #dde3ec;border-radius:999px;padding:8px 16px;font-size:12px;font-weight:600;line-height:1;transition:all .2s}.im-tab:hover{color:#2563eb;border-color:#3b82f6}.im-tab.active{color:#fff;background:#2563eb;border-color:#2563eb;box-shadow:0 4px 12px #2563eb47}#imSearchWrap{border-bottom:1px solid #f1f5f9;padding:10px 14px 12px;position:relative}#imSearch{color:#334155;box-sizing:border-box;width:100%;height:40px;font-size:13px;font-family:var(--dock-font);background:#f1f5f9;border:1.5px solid #e2e8f0;border-radius:999px;outline:none;padding:0 40px 0 16px;transition:border-color .2s,background .2s}#imSearch:focus{background:#fff;border-color:#3b82f6}#imSearch::placeholder{color:#9ca3af}#imSearchWrap .sicon{color:#9ca3af;pointer-events:none;font-size:15px;position:absolute;top:50%;right:22px;transform:translateY(-50%)}#imList{background:#fff;flex:1;min-height:0;padding:4px 0 8px;overflow:hidden auto}#imList::-webkit-scrollbar{width:4px}#imList::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:999px}.im-item{color:inherit;cursor:pointer;text-decoration:none;transition:all .12s;display:block}.im-item .row{border-bottom:1px solid #f1f5f9;align-items:center;gap:12px;min-width:0;padding:12px 16px;display:flex}.im-item:hover .row{background:#f8fafc}.im-item.active .row{border-left:3px solid #2563eb;padding-left:13px;background:#eff6ff!important}.im-ava{flex:0 0 46px;width:46px;height:46px;position:relative}.im-ava img{object-fit:cover;box-shadow:0 2px 8px #0f172a1a;border-radius:50%!important;width:46px!important;height:46px!important}.pres-dot{background:#cbd5e1;border:2.5px solid #fff;border-radius:50%;width:11px;height:11px;display:inline-block;position:absolute;bottom:0;right:-1px}.pres-dot.online{background:var(--dock-green)}.im-txt{flex:auto;min-width:0;overflow:hidden}.im-name{color:#111827;white-space:nowrap;text-overflow:ellipsis;margin-bottom:2px;font-size:14px;font-weight:700;overflow:hidden}.im-sub{color:#6b7280;align-items:center;gap:4px;font-size:12px;display:flex}.im-last{white-space:nowrap;text-overflow:ellipsis;max-width:170px;display:inline-block;overflow:hidden}.im-typing{color:#2563eb;font-size:12px;font-weight:600}.im-time-col{flex-direction:column;flex:0 0 50px;align-items:flex-end;gap:5px;display:flex}.im-time{color:#9ca3af;font-size:11px;font-weight:500}.badge-unread{color:#fff;background:#2563eb;border-radius:999px;justify-content:center;align-items:center;min-width:18px;height:18px;padding:0 4px;font-size:10px;font-weight:700;display:none}#imRight{background:#f0f2f5;flex-direction:column;min-height:0;display:flex}#imChatHead{border-bottom:1px solid var(--dock-border);background:#fff;flex-shrink:0;align-items:center;gap:10px;min-height:58px;padding:10px 14px;display:flex}#imPeerAva{object-fit:cover;border:2px solid #e2e8f0;flex-shrink:0;border-radius:50%!important;width:38px!important;height:38px!important}.im-peer-meta{min-width:0}#imPeerName{color:#111827;align-items:center;gap:5px;font-size:15px;font-weight:700;display:flex}#imPeerPresence{background:#cbd5e1;border:2px solid #fff;border-radius:50%;flex-shrink:0;width:9px;height:9px;display:inline-block}#imPeerPresence.online{background:var(--dock-green)}#imTyping{color:var(--dock-green);font-size:11px;font-weight:600}#imLastSeen{color:#6b7280;font-size:11px;font-weight:500}.im-head-actions{flex-shrink:0;align-items:center;gap:5px;margin-left:auto;display:flex}#imMsgs{-webkit-overflow-scrolling:touch;scroll-behavior:smooth;background:#f0f2f5;flex:1 1 0;min-height:0;padding:14px 16px 10px;position:relative;overflow:hidden auto}#imMsgs::-webkit-scrollbar{width:4px}#imMsgs::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:999px}.im-date-sep{pointer-events:none;justify-content:center;align-items:center;margin:12px 0 8px;display:flex}.im-date-sep span{color:#6b7280;letter-spacing:.02em;white-space:nowrap;background:#0000001a;border-radius:999px;padding:4px 14px;font-size:11px;font-weight:600}.im-msg-row{width:100%;margin-bottom:5px;display:flex}.im-msg-row.mine{justify-content:flex-end}.im-bwrap{align-items:flex-start;gap:4px;max-width:66%;display:flex;position:relative}.im-msg-row.mine .im-bwrap{flex-direction:row-reverse}.im-bubble{background:var(--dock-recv-bg);border-radius:8px;padding:8px 11px 6px;box-shadow:0 1px 2px #00000014}.im-msg-row:not(.mine) .im-bubble{border-top-left-radius:2px}.im-msg-row.mine .im-bubble{background:var(--dock-sent-bg);border-top-right-radius:2px}.im-bubble-text{white-space:pre-wrap;word-break:break-word;color:#111827;margin:0;font-size:14px;line-height:1.5}.im-bubble-time{color:#9ca3af;justify-content:flex-end;align-items:center;gap:3px;margin-top:3px;font-size:11px;display:flex}.im-msg-img{cursor:pointer;border-radius:8px;max-width:220px;margin-bottom:5px;display:block}.im-file-pill{background:#f3f4f6;border-radius:8px;align-items:center;gap:6px;margin-bottom:5px;padding:5px 9px;font-size:12px;display:inline-flex}.im-file-pill span.name{white-space:nowrap;text-overflow:ellipsis;max-width:170px;overflow:hidden}.im-file-pill a{color:#0f172a;text-decoration:none}.im-reply-quote{color:#6b7280;white-space:nowrap;text-overflow:ellipsis;background:#0000000d;border-left:3px solid #2563eb;border-radius:4px;margin-bottom:5px;padding:4px 7px;font-size:12px;overflow:hidden}.im-msg-row.mine .im-reply-quote{background:#00000014}.im-tick{flex-shrink:0;align-items:center;font-size:12px;font-weight:700;line-height:1;display:inline-flex}.im-tick .t1,.im-tick .t2{line-height:1;transition:color .25s;display:inline-block}.im-tick.sent .t1,.im-tick.delivered .t1,.im-tick.delivered .t2{color:#9ca3af}.im-tick.delivered .t2{margin-left:-5px}.im-tick.read .t1,.im-tick.read .t2{color:#22c55e}.im-tick.read .t2{margin-left:-5px}.im-menu-btn{border:1px solid var(--dock-border);cursor:pointer;color:#6b7280;background:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:22px;height:22px;margin-top:6px;font-size:11px;transition:background .12s,color .12s;display:none;box-shadow:0 1px 4px #0000001a}.im-menu-btn:hover{color:#2563eb!important;background:#eff6ff!important;border-color:#bfdbfe!important}.im-bwrap:hover .im-menu-btn{display:flex}.im-ctx-menu{border:1px solid var(--dock-border);z-index:10060;background:#fff;border-radius:14px;min-width:180px;padding:6px 0;display:none;position:fixed;box-shadow:0 8px 28px #0f172a24}.im-ctx-menu.open{animation:.14s imCtxIn;display:block}@keyframes imCtxIn{0%{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}.im-ctx-item{color:#374151;cursor:pointer;text-align:left;background:0 0;border:0;align-items:center;gap:10px;width:100%;padding:10px 16px;font-size:13px;font-weight:500;transition:all .12s;display:flex}.im-ctx-item:hover{color:#1d4ed8;background:#f8fafc}.im-ctx-item.danger{color:#dc2626}.im-ctx-item.danger:hover{background:#fff1f2}.im-ctx-item i{text-align:center;width:18px;font-size:14px}.im-ctx-sep{background:#f1f5f9;height:1px;margin:4px 0}.im-del-overlay{z-index:10080;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#00000080;justify-content:center;align-items:center;display:none;position:fixed;inset:0}.im-del-overlay.open{animation:.18s imDelFade;display:flex}@keyframes imDelFade{0%{opacity:0}to{opacity:1}}.im-del-box{background:#fff;border-radius:16px;width:min(340px,92vw);animation:.22s cubic-bezier(.4,0,.2,1) imDelSlide;overflow:hidden;box-shadow:0 24px 60px #0003}@keyframes imDelSlide{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}.im-del-title{color:#111827;padding:20px 20px 5px;font-size:16px;font-weight:700}.im-del-sub{color:#6b7280;padding:0 20px 14px;font-size:13px;line-height:1.5}.im-del-actions{border-top:1px solid #f1f5f9;justify-content:flex-end;align-items:center;gap:8px;padding:10px 14px 14px;display:flex}.im-del-cancel{color:#374151;cursor:pointer;background:0 0;border:0;border-radius:10px;padding:9px 18px;font-size:13px;font-weight:600;transition:all .15s}.im-del-cancel:hover{background:#f3f4f6}.im-del-confirm{color:#fff;cursor:pointer;background:#dc2626;border:0;border-radius:10px;padding:9px 20px;font-size:13px;font-weight:700;transition:all .15s;box-shadow:0 4px 12px #dc262647}.im-del-confirm:hover{background:#b91c1c}.im-del-confirm:active{transform:scale(.97)}#imReplyChip{border-top:1px solid var(--dock-border);background:#fff;border-left:3px solid #2563eb;flex-shrink:0;align-items:center;gap:8px;padding:7px 14px;display:none}.im-reply-label{color:#2563eb;text-transform:uppercase;letter-spacing:.04em;font-size:10px;font-weight:700}.im-reply-preview{color:#6b7280;white-space:nowrap;text-overflow:ellipsis;max-width:380px;font-size:12px;overflow:hidden}#imReplyCancel{cursor:pointer;color:#9ca3af;background:0 0;border:0;margin-left:auto;padding:0 2px;font-size:17px;line-height:1}#imComposer{background:#f0f2f5;flex-shrink:0;padding:8px 12px 10px}.im-composer-inner{background:#fff;border-radius:14px;box-shadow:0 1px 3px #0000000f}#imInput{resize:none;color:#334155;width:100%;min-height:46px;max-height:120px;box-shadow:none;font-size:14px;font-family:var(--dock-font);outline:none;display:block;background:0 0!important;border:0!important;border-radius:14px 14px 0 0!important;padding:12px 14px 8px!important}#imInput::placeholder{color:#9ca3af}#imInput:disabled{cursor:not-allowed;background:#f8fafc!important}.im-composer-bar{border-top:1px solid #f1f5f9;align-items:center;gap:4px;padding:5px 8px 7px;display:flex}.im-comp-btn{cursor:pointer;color:#9ca3af;background:0 0;border:0;border-radius:9px;justify-content:center;align-items:center;width:32px;height:32px;font-size:17px;transition:all .15s;display:inline-flex}.im-comp-btn:hover{color:#374151;background:#f1f5f9}.im-comp-btn:disabled{opacity:.4;cursor:not-allowed}#imSend{color:#fff;cursor:not-allowed;opacity:.8;background:#d1dff5;border:0;border-radius:9px;align-items:center;gap:5px;min-width:72px;height:32px;margin-left:auto;padding:0 12px;font-size:13px;font-weight:700;transition:all .2s;display:inline-flex}#imSend.active-send{cursor:pointer;opacity:1;background:#2563eb;box-shadow:0 4px 12px #2563eb47}#imSend i{font-size:13px}.im-attach-area{flex-wrap:wrap;gap:6px;padding:6px 14px 2px;display:flex}.im-attach-chip{color:#1d4ed8;background:#eff6ff;border:1px solid #bfdbfe;border-radius:8px;align-items:center;gap:6px;padding:4px 8px;font-size:12px;display:inline-flex}.im-attach-chip img.thumb{object-fit:cover;border-radius:5px;width:20px;height:20px}.im-attach-chip .chip-name{white-space:nowrap;text-overflow:ellipsis;max-width:190px;overflow:hidden}.im-attach-chip .chip-x{cursor:pointer;color:#6b7280;background:0 0;border:0;padding:0 1px;font-size:14px;line-height:1}#imEmojiPanel{border:1px solid var(--dock-border);z-index:10065;background:#fff;border-radius:12px;width:240px;max-height:190px;padding:8px;display:none;position:absolute;bottom:58px;left:8px;overflow:auto;box-shadow:0 8px 24px #0000001a}#imEmojiPanel .e{cursor:pointer;border-radius:7px;padding:5px;font-size:19px;display:inline-block}#imEmojiPanel .e:hover{background:#f1f5f9}#imLight{z-index:10090;background:#000000d9;justify-content:center;align-items:center;display:none;position:fixed;inset:0}#imLight img{border-radius:10px;max-width:92vw;max-height:90vh}#imToast{border:1px solid var(--dock-border);z-index:10045;max-width:340px;font-family:var(--dock-font);background:#fff;border-radius:16px;display:none;position:fixed;bottom:92px;right:24px;overflow:hidden;box-shadow:0 16px 40px #00000029}#imToast .t-head{color:#111827;border-bottom:1px solid #f1f5f9;justify-content:space-between;align-items:center;padding:10px 14px;font-size:13px;font-weight:700;display:flex}#imToast .t-body{align-items:center;gap:10px;padding:10px 14px;display:flex}#imToast img{object-fit:cover;border-radius:50%;width:38px;height:38px}#imToast .t-name{color:#111827;font-size:13px;font-weight:700}#imToast .t-snippet{color:#6b7280;margin-top:1px;font-size:12px}#imToastTime{color:#9ca3af;white-space:nowrap;margin-left:auto;font-size:11px}.im-empty{text-align:center;flex-direction:column;justify-content:center;align-items:center;height:100%;padding:20px;display:flex}.im-empty h6{color:#374151;margin-bottom:5px;font-size:15px;font-weight:700}.im-empty p{color:#9ca3af;margin:0;font-size:13px;line-height:1.6}