:root{--green-dark:#075e54;--green:#128c7e;--green-light:#25d366;--bg:#f0f2f5;--bubble-me:#d9fdd3;--bubble-them:#fff;--text:#111b21;--muted:#667781;--border:#e9edef}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{color:var(--text);background:var(--bg);overscroll-behavior:none;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.app{flex-direction:column;height:100dvh;display:flex}.tabs{background:var(--green-dark);padding-top:env(safe-area-inset-top);scrollbar-width:none;flex-shrink:0;display:flex;overflow-x:auto}.tabs::-webkit-scrollbar{display:none}.tab{color:#ffffffb3;cursor:pointer;white-space:nowrap;text-overflow:ellipsis;background:0 0;border:none;border-bottom:3px solid #0000;flex:1 0 auto;justify-content:center;align-items:center;gap:6px;min-width:110px;padding:14px 10px;font-size:14px;font-weight:600;display:flex;overflow:hidden}.tab.active{color:#fff;border-bottom-color:var(--green-light)}.dot{background:#999;border-radius:50%;flex-shrink:0;width:9px;height:9px}.dot.connected{background:var(--green-light)}.dot.qr{background:#ffc107}.dot.connecting{background:#ffc107;animation:1s infinite pulse}.dot.error,.dot.disconnected{background:#e53935}@keyframes pulse{50%{opacity:.3}}.center{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:16px;padding:24px;display:flex}.muted{color:var(--muted)}.small{font-size:13px}.qrpane p{max-width:340px;line-height:1.5}.qrimg{background:#fff;border-radius:8px;width:260px;height:260px;padding:8px;box-shadow:0 1px 4px #00000026}.main{flex:1;min-height:0;display:flex}.chatlist{border-right:1px solid var(--border);background:#fff;flex-direction:column;flex-shrink:0;width:340px;display:flex;overflow-y:auto}.labelbar{scrollbar-width:none;background:#fff;flex-shrink:0;gap:6px;padding:8px 12px 4px;display:flex;overflow-x:auto}.labelbar::-webkit-scrollbar{display:none}.chip{border:1px solid var(--border);color:var(--text);cursor:pointer;white-space:nowrap;background:#fff;border-radius:16px;flex-shrink:0;align-items:center;gap:5px;padding:5px 11px;font-size:12.5px;display:inline-flex}.chip:hover{background:var(--bg)}.chip.active{background:var(--green-dark);border-color:var(--green-dark);color:#fff}.chipdot{background:var(--muted);border-radius:50%;flex-shrink:0;width:8px;height:8px}.chipdot.c0{background:#e57373}.chipdot.c1{background:#f06292}.chipdot.c2{background:#ba68c8}.chipdot.c3{background:#9575cd}.chipdot.c4{background:#7986cb}.chipdot.c5{background:#64b5f6}.chipdot.c6{background:#4fc3f7}.chipdot.c7{background:#4dd0e1}.chipdot.c8{background:#4db6ac}.chipdot.c9{background:#81c784}.chipdot.c10{background:#aed581}.chipdot.c11{background:#dce775}.chipdot.c12{background:#fff176}.chipdot.c13{background:#ffd54f}.chipdot.c14{background:#ffb74d}.chipdot.c15{background:#ff8a65}.chipdot.c16{background:#a1887f}.chipdot.c17{background:#90a4ae}.chipdot.c18{background:#78909c}.chipdot.c19{background:#8d6e63}.chipcount{opacity:.65;font-size:11.5px}.listheader{color:var(--muted);border-bottom:1px solid var(--border);z-index:1;background:#fff;justify-content:space-between;align-items:center;gap:10px;padding:8px 12px;font-size:13px;display:flex;position:sticky;top:0}.linkbtn{color:var(--green);cursor:pointer;background:0 0;border:none;flex-shrink:0;align-items:center;gap:5px;font-size:13px;display:inline-flex}.linkbtn:hover{color:var(--green-dark)}.search{background:var(--bg);border:none;border-radius:16px;outline:none;flex:1;min-width:0;padding:7px 12px;font-size:13.5px}.chatitem{text-align:left;border:none;border-bottom:1px solid var(--border);cursor:pointer;width:100%;font:inherit;background:0 0;align-items:center;gap:12px;padding:10px 16px;display:flex}.chatitem-text{flex:1;min-width:0}.avatar{object-fit:cover;background:#dfe5e7;border-radius:50%;flex-shrink:0;width:44px;height:44px}.avatar.placeholder{color:#fff;background:var(--green);justify-content:center;align-items:center;font-size:17px;font-weight:600;line-height:0;display:flex}.convheader .avatar{width:36px;height:36px;font-size:14px}.chatitem:hover,.chatitem.selected{background:var(--bg)}.chatitem-top{justify-content:space-between;gap:8px;display:flex}.chatname{text-overflow:ellipsis;white-space:nowrap;font-weight:600;overflow:hidden}.chattime{color:var(--muted);flex-shrink:0;font-size:12px}.chatitem-bottom{justify-content:space-between;gap:8px;margin-top:3px;display:flex}.preview{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:13.5px;overflow:hidden}.badge{background:var(--green-light);color:#fff;border-radius:12px;flex-shrink:0;padding:2px 7px;font-size:11px;font-weight:700}.conversation{background:#efeae2;flex-direction:column;flex:1;min-width:0;display:flex}.convheader{border-bottom:1px solid var(--border);background:#f0f2f5;flex-shrink:0;align-items:center;gap:10px;padding:12px 16px;display:flex}.back{color:var(--muted);cursor:pointer;background:0 0;border:none;padding:0 4px;line-height:0;display:none}.msgs{flex-direction:column;flex:1;gap:4px;padding:16px;display:flex;overflow-y:auto}.bubble{word-break:break-word;white-space:pre-wrap;border-radius:8px;max-width:75%;padding:7px 10px 5px;font-size:14.5px;line-height:1.35;box-shadow:0 1px 1px #00000014}.bubble.me{background:var(--bubble-me);align-self:flex-end}.bubble.them{background:var(--bubble-them);align-self:flex-start}.sendername{color:var(--green);margin-bottom:2px;font-size:12px;font-weight:700}.msgrow{flex-direction:column;display:flex}.daysep{color:var(--muted);background:#fffc;border-radius:8px;align-self:center;margin:10px 0 6px;padding:4px 12px;font-size:12px;box-shadow:0 1px 1px #0000000f}.loadmore{color:var(--muted);align-self:center;padding:8px;font-size:12.5px}.bubble.sticker{box-shadow:none;background:0 0;padding:2px}.media-image{border-radius:6px;width:100%;max-width:320px;display:block}.media-sticker{object-fit:contain;width:140px;height:140px;display:block}.media-video{border-radius:6px;width:100%;max-width:320px;display:block}.media-audio{align-items:center;gap:8px;display:flex}.media-audio audio{max-width:240px;height:38px}.audiodur{color:var(--muted);font-size:11.5px}.media-doc{color:inherit;background:#0000000d;border-radius:6px;align-items:center;gap:8px;max-width:260px;padding:8px 10px;text-decoration:none;display:flex}.docicon{color:var(--green);align-items:center;display:flex}.docname{text-overflow:ellipsis;white-space:nowrap;font-size:13.5px;overflow:hidden}.caption{margin-top:4px}.mediafail{color:var(--muted);font-size:13px;font-style:italic}.msgtime{color:var(--muted);text-align:right;margin-top:2px;font-size:10.5px}.composer{padding:10px 12px;padding-bottom:calc(10px + env(safe-area-inset-bottom));background:#f0f2f5;flex-shrink:0;gap:8px;display:flex}.composer input{background:#fff;border:none;border-radius:20px;outline:none;flex:1;padding:11px 16px;font-size:15px}.composer button{background:var(--green);color:#fff;cursor:pointer;border:none;border-radius:20px;padding:0 18px;font-size:14px;font-weight:600}.composer button:disabled{opacity:.5;cursor:default}.iconbtn{border-radius:50%;justify-content:center;align-items:center;line-height:0;display:flex;color:var(--muted)!important;background:0 0!important;padding:8px!important}.iconbtn:hover:not(:disabled){color:var(--green-dark)!important;background:#0000000f!important}.iconbtn.send{background:var(--green)!important;color:#fff!important}.iconbtn.send:hover:not(:disabled){background:var(--green-dark)!important;color:#fff!important}.composer.recording{align-items:center;gap:12px}.composer.recording button:not(.ghostbtn){align-items:center;gap:6px;display:inline-flex}.recdot{background:#e53935;border-radius:50%;flex-shrink:0;width:11px;height:11px;animation:1s infinite pulse}.rectime{color:var(--text);flex:1;font-size:14px}.ghostbtn{cursor:pointer;border:none;align-items:center;gap:6px;font-size:14px;display:inline-flex;color:var(--muted)!important;background:0 0!important;padding:0 8px!important}.accountbar{border-bottom:1px solid var(--border);background:#fff;padding:8px 12px}.renamebox{justify-content:space-between;align-items:center;gap:8px;display:flex}.accountname{text-overflow:ellipsis;white-space:nowrap;font-size:14.5px;font-weight:600;overflow:hidden}.renamebox input{border:1px solid var(--green);border-radius:6px;outline:none;flex:1;min-width:0;padding:6px 10px;font-size:14px}.qrpane .renamebox{width:100%;max-width:340px}.pushrow{align-items:center;gap:8px;margin-top:6px;font-size:12.5px;display:flex}.pushnote{color:var(--muted);align-items:center;gap:5px;font-size:12.5px;display:inline-flex}.pushnote.error{color:#b3261e}.loginpane{background:var(--green-dark);justify-content:center;align-items:center;width:100%;min-height:100dvh;padding:24px;display:flex}.loginbox{background:#fff;border-radius:12px;flex-direction:column;gap:12px;width:100%;max-width:340px;padding:28px 24px;display:flex;box-shadow:0 4px 20px #00000040}.loginbox h1{color:var(--green-dark);font-size:20px}.loginbox input{border:1px solid var(--border);border-radius:8px;outline:none;padding:12px 14px;font-size:16px}.loginbox input:focus{border-color:var(--green)}.loginbox button{background:var(--green);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:12px;font-size:15px;font-weight:600}.loginbox button:disabled{opacity:.5;cursor:default}.loginerror{color:#b3261e;background:#fdecea;border-radius:6px;padding:8px 12px;font-size:13px}.composer-error{color:#b3261e;background:#fdecea;flex-shrink:0;padding:8px 14px;font-size:13px}@media (max-width:700px){.chatlist{border-right:none;width:100%}.conversation,.main.chat-open .chatlist{display:none}.main.chat-open .conversation{display:flex}.back{align-items:center;display:flex}}