:root{--cc-primary:#e6123d;--cc-primary-soft:#fdecef;--cc-bg:#f4f5f7;--cc-border:#e8eaed;--cc-text:#1f2937;--cc-muted:#8b93a1;}
.cc-av{border-radius:50%;object-fit:cover;flex:0 0 auto;display:inline-block;vertical-align:middle;box-shadow:0 0 0 1px rgba(0,0,0,.04)}
.cc-av-txt{color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:600}
.cc-msg{display:flex;gap:8px;margin:6px 18px;align-items:flex-end}
.cc-msg.mine{flex-direction:row-reverse}
.cc-msg .cc-bubble{max-width:64%;padding:9px 13px;border-radius:16px;background:#fff;border:1px solid var(--cc-border);font-size:14px;line-height:1.45;color:var(--cc-text);box-shadow:0 1px 1px rgba(0,0,0,.03);word-wrap:break-word}
.cc-msg:not(.mine) .cc-bubble{border-bottom-left-radius:4px}
.cc-msg.mine .cc-bubble{background:var(--cc-primary);color:#fff;border:none;border-bottom-right-radius:4px}
.cc-msg .cc-name{font-size:11.5px;color:var(--cc-primary);margin-bottom:2px;font-weight:600}
.cc-msg .cc-time{font-size:10px;opacity:.55;margin-top:4px;text-align:right}
.cc-msg.mine .cc-time{color:#fff;opacity:.75}
.cc-datesep{text-align:center;margin:16px 0;font-size:11.5px;color:var(--cc-muted)}
.cc-datesep span{background:#fff;padding:3px 12px;border-radius:20px;border:1px solid var(--cc-border)}

.slack-wrap{display:flex;height:82vh;border:1px solid var(--cc-border);border-radius:14px;overflow:hidden;background:#fff;box-shadow:0 4px 24px rgba(0,0,0,.05)}
.slack-side{width:320px;border-right:1px solid var(--cc-border);display:flex;flex-direction:column;background:#fbfbfc}
.slack-side .ss-top{padding:14px 14px 8px;display:flex;gap:8px}
.slack-side .ss-top .btn{border-radius:8px;font-weight:600;font-size:13px;padding:7px}
.slack-side .ss-search{padding:4px 14px 12px}
.slack-side .ss-search input{border-radius:20px;background:#eef0f3;border:none;font-size:13px;padding:8px 14px}
.slack-side .ss-search input:focus{background:#fff;box-shadow:0 0 0 2px var(--cc-primary-soft);border:none}
.slack-rooms{flex:1;overflow-y:auto;padding:4px 8px}
.cp-room{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:10px;cursor:pointer;margin-bottom:2px;transition:background .12s}
.cp-room:hover{background:#f0f1f4}
.cp-room.active{background:var(--cc-primary-soft)}
.cp-room .rm-body{flex:1;min-width:0}
.cp-room .rm-title{font-weight:600;font-size:14px;color:var(--cc-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:flex;align-items:center;gap:6px}
.cp-room .rm-last{font-size:12.5px;color:var(--cc-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:1px}
.cp-room .rm-badge{background:var(--cc-primary);color:#fff;border-radius:12px;min-width:20px;height:20px;padding:0 6px;font-size:11px;display:flex;align-items:center;justify-content:center;font-weight:700}
.slack-main{flex:1;display:flex;flex-direction:column;background:var(--cc-bg)}
.slack-head{padding:14px 20px;border-bottom:1px solid var(--cc-border);background:#fff;font-weight:600;font-size:15px;color:var(--cc-text);display:flex;align-items:center;gap:11px;min-height:60px}
.slack-msgs{flex:1;overflow-y:auto;padding:10px 0}
.slack-compose{display:none;padding:14px 18px;border-top:1px solid var(--cc-border);background:#fff;gap:10px;align-items:center}
.slack-compose.show{display:flex}
.slack-compose input{border-radius:22px;border:1px solid var(--cc-border);padding:10px 18px;font-size:14px;background:#fbfbfc}
.slack-compose input:focus{background:#fff;border-color:var(--cc-primary);box-shadow:0 0 0 3px var(--cc-primary-soft)}
.slack-compose .btn{border-radius:22px;font-weight:600;padding:9px 22px;background:var(--cc-primary);border:none}
.slack-compose .btn:hover{filter:brightness(.94)}
.slack-dot{width:9px;height:9px;border-radius:50%;background:#cbd0d8;display:inline-block;flex:0 0 auto}
.slack-dot.on{background:#22c55e;box-shadow:0 0 0 2px #dcfce7}
.slack-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--cc-muted);gap:8px}
.slack-empty .se-ic{font-size:44px;opacity:.35}
.slack-rooms::-webkit-scrollbar,.slack-msgs::-webkit-scrollbar,.cp-body::-webkit-scrollbar{width:7px}
.slack-rooms::-webkit-scrollbar-thumb,.slack-msgs::-webkit-scrollbar-thumb,.cp-body::-webkit-scrollbar-thumb{background:#d5d8de;border-radius:4px}
.chat-bubble{display:none;position:fixed;right:24px;bottom:24px;width:58px;height:58px;border-radius:50%;background:var(--cc-primary);color:#fff;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 8px 24px rgba(230,18,61,.4);z-index:1050;font-size:24px;transition:transform .15s}
.chat-bubble.ready{display:flex}
.chat-bubble:hover{transform:scale(1.08)}
.chat-bubble .cb-badge{position:absolute;top:-2px;right:-2px;background:#111;color:#fff;border-radius:11px;min-width:21px;height:21px;padding:0 5px;font-size:11px;display:flex;align-items:center;justify-content:center;font-weight:700;border:2px solid #fff}
.chat-panel{position:fixed;right:24px;bottom:92px;width:370px;height:540px;max-height:76vh;background:#fff;border-radius:16px;box-shadow:0 16px 50px rgba(0,0,0,.28);z-index:1050;display:none;flex-direction:column;overflow:hidden}
.chat-panel.open{display:flex;animation:cc-pop .18s ease}
@keyframes cc-pop{from{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}
.cp-head{background:var(--cc-primary);color:#fff;padding:14px 16px;display:flex;align-items:center;gap:10px;font-weight:600;font-size:15px}
.cp-head .cp-btn{cursor:pointer;opacity:.85;font-size:16px;line-height:1}
.cp-head .cp-btn:hover{opacity:1}
.cp-head #cpNew{margin-left:auto}
.cp-body{flex:1;overflow-y:auto;background:var(--cc-bg)}
.cp-body .cp-room{margin:0;border-radius:0;border-bottom:1px solid var(--cc-border)}
.cp-compose{display:none;padding:10px;border-top:1px solid var(--cc-border);gap:8px;background:#fff}
.cp-compose.show{display:flex}
.cp-newsearch{padding:10px;position:sticky;top:0;background:#fff;border-bottom:1px solid var(--cc-border);z-index:2}
.cp-newsearch input{border-radius:20px;background:#eef0f3;border:none;font-size:13px;padding:7px 14px}
.cp-newsearch input:focus{background:#fff;box-shadow:0 0 0 2px var(--cc-primary-soft);border:none}
.cp-compose input{border-radius:20px;border:1px solid var(--cc-border);padding:8px 14px;font-size:13px}
.cp-compose input:focus{border-color:var(--cc-primary);box-shadow:0 0 0 3px var(--cc-primary-soft)}
.cp-compose .btn{border-radius:20px;background:var(--cc-primary);border:none;font-weight:600}
.chat-toast{position:fixed;right:24px;bottom:92px;width:320px;background:#111;color:#fff;padding:12px 14px;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.35);z-index:1060;display:flex;gap:11px;align-items:center;cursor:pointer;animation:cc-in .2s ease}
@keyframes cc-in{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.cc-attach-btn{cursor:pointer;font-size:20px;color:var(--cc-muted);padding:0 4px;user-select:none}
.cc-attach-btn:hover{color:var(--cc-primary)}
.cc-img{max-width:220px;max-height:220px;border-radius:10px;display:block;margin-bottom:4px}
.cc-file{display:flex;align-items:center;gap:6px;padding:8px 10px;background:rgba(0,0,0,.05);border-radius:8px;
    margin-bottom:4px;color:inherit;text-decoration:none;font-size:13px}
.cc-msg.mine .cc-file{background:rgba(255,255,255,.2)}
.cc-file span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:180px}
.cc-tick{font-size:11px;opacity:.7;margin-left:3px}
.cc-tick.seen{color:#4fc3f7;opacity:1}
.cc-msg.mine .cc-tick{color:#fff}
.cc-msg.mine .cc-tick.seen{color:#7fdbff}
.cc-typing{padding:5px 18px;font-size:12px;color:var(--cc-muted);font-style:italic}
.cp-newsearch{padding:10px;position:sticky;top:0;background:#fff;border-bottom:1px solid var(--cc-border);z-index:2}
.cp-newsearch input{border-radius:20px;background:#eef0f3;border:none;font-size:13px;padding:7px 14px}
.cp-newsearch input:focus{background:#fff;box-shadow:0 0 0 2px var(--cc-primary-soft);border:none}