:root{--bg-app:#f0f2f5;--bg-list:#fff;--bg-chat:#eff2f5;--ink:#111b21;--ink-soft:#667781;--ink-faint:#8696a0;--line:#e9edef;--line-2:#d9dee2;--send:#00a884;--bubble-out:#d9fdd3;--bubble-in:#fff;--bot:#7c5cff;--team:#5865f2}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg-app);color:var(--ink);font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:14px}button{cursor:pointer;font-family:inherit}input,textarea{font-family:inherit}.login-wrap{background:linear-gradient(135deg,#00a884 0%,#075e54 100%);justify-content:center;align-items:center;height:100%;display:flex}.login-card{background:#fff;border-radius:14px;width:340px;padding:36px 32px;box-shadow:0 12px 40px #00000040}.login-card h1{margin:0 0 4px;font-size:22px}.login-card .sub{color:var(--ink-soft);margin:0 0 22px;font-size:13px}.login-card label{color:var(--ink-soft);margin:12px 0 4px;font-size:12px;display:block}.login-card input{border:1px solid var(--line-2);border-radius:8px;outline:none;width:100%;padding:11px 12px;font-size:14px}.login-card input:focus{border-color:var(--send)}.login-card button{background:var(--send);color:#fff;border:none;border-radius:8px;width:100%;margin-top:20px;padding:12px;font-size:15px;font-weight:600}.login-card .err{color:#c0392b;margin-top:12px;font-size:13px}.brand-circle{background:var(--send);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:52px;height:52px;margin:0 auto 16px;font-size:26px;font-weight:800;display:flex}.layout{grid-template-columns:92px 340px 1fr;height:100%;display:grid}.rail-inner{color:#111b21;background:#f0f2f5;flex-direction:column;align-items:center;gap:6px;padding:14px 0;display:flex}.rail-inner .m-brand{background:var(--send);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;margin-bottom:10px;font-size:22px;font-weight:800;display:flex}.rail-inner .section-label{color:#8696a0;letter-spacing:.1em;text-transform:uppercase;margin:8px 0 4px;font-size:10px;font-weight:700}.rail-inner .section-label_DUMMY{letter-spacing:1px;color:var(--ink-faint);text-transform:uppercase;margin:10px 0 2px;font-size:9px}.rail-inner .divider{background:#d9dee2;width:56px;height:1px;margin:8px 0}.rail-btn{color:#111b21;background:#fff;border:none;border-radius:14px;justify-content:center;align-items:center;width:52px;height:52px;margin:3px 0;font-size:22px;transition:transform 80ms;display:flex;position:relative}.rail-btn:hover{transform:scale(1.05)}.rail-btn.active{outline:2px solid var(--send)}.rail-btn.active .lbl{color:#fff;font-weight:700}.rail-btn.disabled{opacity:.4;cursor:not-allowed}.rail-btn .lbl{color:var(--ink-faint);white-space:nowrap;font-size:8px;position:absolute;bottom:-14px}.rail-spacer{flex:1}.rail-inner .gear{opacity:.8;margin-bottom:8px;font-size:20px}.rail-inner .me{color:#fff;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;font-weight:700;display:flex}.badge{background:var(--send);color:#fff;border-radius:10px;justify-content:center;align-items:center;min-width:18px;height:18px;padding:0 4px;font-size:10px;font-weight:700;display:flex;position:absolute;top:-4px;right:-4px}.list{background:var(--bg-list);border-right:1px solid var(--line);flex-direction:column;display:flex}.list-head{border-bottom:1px solid var(--line);padding:14px 16px}.list-head .title{align-items:center;gap:8px;font-size:16px;font-weight:700;display:flex}.list-head .sub{color:var(--ink-soft);margin-top:2px;font-size:12px}.search{padding:8px 12px}.search input{background:var(--bg-app);border:none;border-radius:18px;outline:none;width:100%;padding:8px 12px;font-size:13px}.filter-tabs{flex-wrap:wrap;gap:6px;padding:4px 12px 10px;display:flex}.filter-tab{background:var(--bg-app);color:var(--ink-soft);border:none;border-radius:14px;padding:4px 10px;font-size:12px}.conv-items{flex:1;overflow-y:auto}.conv-item{border-bottom:1px solid var(--line);cursor:pointer;align-items:center;gap:12px;padding:11px 16px;display:flex}.conv-item.active{background:#f0f2f5}.avatar{color:#fff;object-fit:cover;background:#dfe5e7;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:46px;height:46px;font-size:16px;font-weight:700;display:flex;overflow:hidden}.avatar.ring{box-shadow:0 0 0 2px var(--send)}.avatar img{object-fit:cover;width:100%;height:100%}.conv-body{flex:1;min-width:0}.conv-row1{justify-content:space-between;align-items:baseline;display:flex}.conv-time{color:var(--ink-faint);flex-shrink:0;margin-left:8px;font-size:11px}.conv-row2{justify-content:space-between;align-items:center;margin-top:2px;display:flex}.conv-preview{color:var(--ink-soft);white-space:nowrap;text-overflow:ellipsis;font-size:13px;overflow:hidden}.conv-unread{background:var(--send);color:#fff;border-radius:11px;justify-content:center;align-items:center;min-width:20px;height:20px;margin-left:6px;padding:0 5px;font-size:11px;font-weight:700;display:flex}.chip{border-radius:10px;margin:2px 4px 0 0;padding:1px 8px;font-size:11px;font-weight:600;display:inline-block}.chat{background:var(--bg-chat);flex-direction:column;flex:1;min-width:0;height:100%;max-height:100vh;display:flex;overflow:hidden}.via-strip{color:#fff;padding:4px 16px;font-size:12px;font-weight:600}.chat-head{background:var(--bg-list);border-bottom:1px solid var(--line);flex-shrink:0;align-items:center;gap:12px;padding:10px 16px;display:flex}.chat-head .meta{flex:1}.chat-head .name{font-weight:700}.chat-head .submeta{color:var(--ink-soft);font-size:12px}.bot-toggle{color:var(--ink-soft);align-items:center;gap:6px;font-size:12px;display:flex}.bot-toggle button{border:1px solid var(--bot);color:var(--bot);background:#fff;border-radius:14px;padding:4px 12px;font-size:12px;font-weight:600}.bot-toggle button.on{background:var(--bot);color:#fff}.tag-bar{background:var(--bg-list);border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:4px;padding:6px 16px;display:flex}.tag-add{border:1px dashed var(--line-2);color:var(--ink-soft);background:0 0;border-radius:12px;padding:2px 10px;font-size:12px}.messages{background-color:var(--bg-chat);background-image:radial-gradient(var(--line-2) 1px, transparent 1px);background-size:22px 22px;flex:1;min-height:0;overflow:hidden auto}.day-sep{text-align:center;margin:14px 0}.day-sep span{color:var(--ink-soft);background:#fff;border-radius:8px;padding:4px 12px;font-size:12px;box-shadow:0 1px 1px #0000000f}.bubble{word-wrap:break-word;white-space:pre-wrap;border-radius:8px;max-width:65%;margin:4px 0;padding:7px 11px;font-size:14px;position:relative;box-shadow:0 1px 1px #00000012}.bubble.in{background:var(--bubble-in);border:1px solid var(--line);border-top-left-radius:4px;margin-right:auto}.bubble.out{background:var(--bubble-out);border-top-right-radius:4px;margin-left:auto}.bubble.bot{background:#f4f1ff;border:1px solid #e3dbff;border-top-right-radius:4px;margin-left:auto}.bubble .bot-label{color:var(--bot);margin-bottom:2px;font-size:11px;font-weight:700}.bubble .tick{color:#53bdeb;margin-left:6px;font-size:11px}.bubble .time{color:var(--ink-faint);float:right;margin:6px 0 -2px 8px;font-size:10px}.trans{border-top:1px dashed var(--line-2);color:#1f8a5b;margin-top:6px;padding-top:4px;font-size:13px;font-style:italic}.card{background:#fff;border-radius:10px;max-width:65%;margin:6px 0;overflow:hidden;box-shadow:0 1px 2px #0000001a}.card.out{margin-left:auto}.card-head{color:#fff;padding:7px 12px;font-size:13px;font-weight:700}.card-head.product{background:#1f2c34}.card-head.quote{background:#1f8a5b}.card-head.tracking{background:#2660c9}.card-body{padding:10px 12px;font-size:13px}.stock-badge{color:#1f8a5b;background:#e3f7ef;border-radius:10px;padding:1px 8px;font-size:11px;font-weight:700;display:inline-block}.action-bar{background:var(--bg-list);border-top:1px solid var(--line);flex-wrap:wrap;flex-shrink:0;gap:6px;padding:8px 16px;display:flex}.action-btn{border:1px solid var(--line-2);color:var(--ink);background:#fff;border-radius:16px;padding:5px 11px;font-size:12px}.action-btn:hover{background:#f5f6f6}.composer{background:var(--bg-list);border-top:1px solid var(--line);align-items:center;gap:10px;padding:10px 16px;display:flex}.composer input{background:var(--bg-app);border:none;border-radius:20px;outline:none;flex:1;padding:11px 14px;font-size:14px}.composer .hint{color:var(--ink-faint);font-size:10px}.composer .send-btn{background:var(--send);color:#fff;border:none;border-radius:50%;width:42px;height:42px;font-size:18px}.composer .send-btn:disabled{opacity:.5}.empty-state{color:var(--ink-faint);flex-direction:column;flex:1;justify-content:center;align-items:center;display:flex}.empty-state .big{margin-bottom:8px;font-size:48px}.tagpicker-overlay{z-index:40;background:#0003;position:fixed;inset:0}.tagpicker{z-index:41;background:#fff;width:320px;height:100%;padding:18px;position:fixed;top:0;right:0;overflow-y:auto;box-shadow:-4px 0 20px #00000026}.tagpicker h3{margin:0 0 14px}.tag-group-label{color:var(--ink-soft);text-transform:uppercase;letter-spacing:.5px;margin:16px 0 6px;font-size:12px}.tag-option{cursor:pointer;border:2px solid #0000;border-radius:14px;align-items:center;gap:6px;margin:3px;padding:5px 10px;font-size:13px;font-weight:600;display:inline-flex}.tag-option.selected{border-color:var(--ink)}.tagpicker .close{float:right;background:0 0;border:none;font-size:18px}.tagpicker .save{background:var(--send);color:#fff;border:none;border-radius:8px;width:100%;margin-top:20px;padding:11px;font-weight:600}.team{background:#fff;grid-template-columns:220px 1fr;height:100%;display:grid}.team-channels{border-right:1px solid var(--line);background:#f7f8fa;overflow-y:auto}.team-channels .head{border-bottom:1px solid var(--line);padding:14px 16px;font-weight:700}.team-chan{cursor:pointer;color:var(--ink-soft);justify-content:space-between;align-items:center;padding:10px 16px;display:flex}.team-chan:hover{background:#eef0f3}.team-chan.active{color:var(--team);background:#e5e9f7;font-weight:700}.team-main{flex-direction:column;min-width:0;height:100%;display:flex}.team-head{border-bottom:1px solid var(--line);padding:12px 18px}.team-head .name{font-size:16px;font-weight:700}.team-head .desc{color:var(--ink-soft);font-size:12px}.team-messages{flex:1;padding:14px 18px;overflow-y:auto}.team-msg{gap:10px;padding:7px 0;display:flex}.team-msg .ava{color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:38px;height:38px;font-size:14px;font-weight:700;display:flex}.team-msg .author{font-size:14px;font-weight:700}.team-msg .ts{color:var(--ink-faint);margin-left:8px;font-size:11px}.team-msg .text{white-space:pre-wrap;word-wrap:break-word;font-size:14px}.attach-card{border:1px solid var(--line-2);background:#f7f8fa;border-radius:8px;align-items:center;gap:8px;margin:4px 6px 4px 0;padding:7px 10px;font-size:13px;display:inline-flex}.attach-card .ic{font-size:18px}.attach-card .sz{color:var(--ink-faint);font-size:11px}.reaction-pill{background:#eef0f3;border-radius:12px;align-items:center;gap:4px;margin:3px 4px 0 0;padding:1px 8px;font-size:12px;display:inline-flex}.bot-note{border-left:3px solid var(--bot);background:#f4f1ff;border-radius:0 6px 6px 0;padding:6px 10px}.doc-bar{border-top:1px solid var(--line);background:#fafbfc;flex-wrap:wrap;gap:6px;padding:8px 18px;display:flex}.doc-bar button{border:1px solid var(--team);color:var(--team);background:#fff;border-radius:14px;padding:5px 12px;font-size:12px;font-weight:600}.team-composer{border-top:1px solid var(--line);gap:10px;padding:12px 18px;display:flex}.team-composer input{border:1px solid var(--line-2);border-radius:18px;outline:none;flex:1;padding:10px 14px}.team-composer button{background:var(--team);color:#fff;border:none;border-radius:18px;padding:0 20px;font-weight:600}.modal-overlay{z-index:50;background:#0006;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal{background:#fff;border-radius:12px;width:460px;max-height:88vh;padding:22px;overflow-y:auto}.modal h3{margin:0 0 14px}.modal label{color:var(--ink-soft);margin:8px 0 3px;font-size:12px;display:block}.modal input{border:1px solid var(--line-2);border-radius:7px;outline:none;width:100%;padding:9px 11px}.modal .grid2{grid-template-columns:1fr 1fr;gap:10px;display:grid}.modal .actions{gap:10px;margin-top:18px;display:flex}.modal .actions button{border:none;border-radius:8px;flex:1;padding:11px;font-weight:600}.modal .actions .primary{background:var(--send);color:#fff}.modal .actions .cancel{background:var(--bg-app);color:var(--ink)}.modal .result{background:#e3f7ef;border-radius:8px;margin-top:16px;padding:12px;font-size:13px}.modal .result a{color:#1f8a5b;font-weight:700}.app-grid{grid-template-columns:88px 340px 1fr;height:100vh;display:grid;overflow:hidden}.msgs{background-color:var(--bg-chat);background-image:radial-gradient(var(--line-2) 1px, transparent 1px);background-size:22px 22px;flex-direction:column;flex:1;gap:6px;min-height:0;padding:16px;display:flex;overflow:hidden auto}.composer{background:var(--bg-app);border-top:1px solid var(--line);flex-shrink:0;align-items:flex-end;gap:10px;padding:10px 16px;display:flex}.composer-field{border:1px solid var(--line-2);background:#fff;border-radius:12px;flex:1;padding:10px 14px}.composer-field textarea{resize:none;width:100%;color:var(--ink);background:0 0;border:none;outline:none;max-height:120px;font-family:inherit;font-size:14px;overflow-y:auto}.send-btn{background:var(--send);color:#fff;cursor:pointer;border:none;border-radius:12px;flex-shrink:0;width:44px;height:44px;font-size:18px}.send-btn:disabled{opacity:.5;cursor:not-allowed}.via-strip{color:#fff;flex-shrink:0;align-items:center;gap:8px;padding:6px 18px;font-size:12px;font-weight:600;display:flex}.via-num{opacity:.9;font-weight:400}.translation{color:#1f8a5b;border-top:1px dashed #ccc;margin-top:5px;padding-top:5px;font-size:12px;font-style:italic}.translation b{text-transform:uppercase;margin-right:4px;font-size:10px;font-style:normal}.bot-label{color:var(--bot);text-transform:uppercase;letter-spacing:.05em;margin-bottom:3px;font-size:10px;font-weight:700}.list{border-right:1px solid var(--line);background:var(--bg-list);flex-direction:column;height:100vh;display:flex;overflow:hidden}.list-head{border-bottom:1px solid var(--line);flex-shrink:0;padding:16px 16px 10px}.ch-pill{align-items:center;gap:8px;font-size:16px;font-weight:700;display:flex}.ch-swatch{border-radius:3px;flex-shrink:0;width:10px;height:10px}.ch-sub{color:var(--ink-soft);margin-top:2px;font-size:12px}.search-bar{background:var(--bg-app);border-radius:10px;align-items:center;gap:8px;margin-top:10px;padding:8px 12px;display:flex}.search-bar input{background:0 0;border:none;outline:none;width:100%;font-size:13px}.filter-tabs{border-bottom:1px solid var(--line);flex-wrap:wrap;flex-shrink:0;gap:6px;padding:10px 12px;display:flex}.filter-tab{color:var(--ink-soft);background:var(--bg-app);cursor:pointer;border:none;border-radius:16px;padding:4px 10px;font-size:12px;font-weight:600}.filter-tab.active{background:var(--send);color:#fff}.convos{flex:1;overflow-y:auto}.conv-item{cursor:pointer;border-bottom:1px solid #f5f6f6;gap:12px;padding:12px 16px;display:flex}.conv-item:hover{background:#f5f6f6}.conv-item.active{border-left:3px solid var(--send);background:#f0f2f5}.conv-mid{flex:1;min-width:0}.conv-r1{justify-content:space-between;align-items:baseline;gap:6px;display:flex}.conv-name{white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:600;overflow:hidden}.conv-time{color:var(--ink-faint);flex-shrink:0;font-size:11px}.conv-r2{justify-content:space-between;align-items:center;margin-top:2px;display:flex}.conv-last{color:var(--ink-soft);white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:13px;overflow:hidden}.unread-badge{background:var(--send);color:#fff;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;min-width:19px;height:19px;padding:0 5px;font-size:11px;font-weight:700;display:flex}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.2)}}.rail-badge{color:#fff;border:2px solid var(--bg-app);background:#c8392d;border-radius:9px;justify-content:center;align-items:center;min-width:18px;height:18px;padding:0 4px;font-size:10px;font-weight:700;animation:2s infinite pulse;display:flex;position:absolute;top:-5px;right:-5px}.bubble-time{color:#00000073;text-align:right;margin-top:4px;padding-left:8px;font-size:11px;display:block}.bubble.out .bubble-time{color:#00a884e6}@media (width<=767px){.app-grid{grid-template-rows:1fr;grid-template-columns:1fr}.rail{z-index:200;width:88px;height:100vh;transition:transform .3s;position:fixed;top:0;left:0;transform:translate(-100%)}.rail.mobile-open{transform:translate(0)}.mobile-rail-overlay{z-index:99;background:#00000080;display:none;position:fixed;inset:0}.mobile-rail-overlay.active{display:block}.list{z-index:1;height:100vh;max-height:100vh;position:relative}.chat{display:none}.mobile-hide{display:none!important}.chat.mobile-show{z-index:50!important;flex-direction:column!important;width:100vw!important;height:100dvh!important;display:flex!important;position:fixed!important;top:0!important;left:0!important;overflow:hidden!important}.mobile-menu-btn{cursor:pointer;width:44px;height:44px;color:var(--ink);background:0 0;border:none;justify-content:center;align-items:center;font-size:20px;display:flex}.mobile-menu-btn:active{opacity:.7}.mobile-back-btn{cursor:pointer;width:44px;height:44px;color:var(--ink);background:0 0;border:none;justify-content:center;align-items:center;font-size:20px;display:flex}.mobile-back-btn:active{opacity:.7}button,.rail-btn,.filter-tab,.action-btn{min-width:44px;min-height:44px}.search input,.composer input,.team-composer input{min-height:44px;padding:11px 14px}body{font-size:16px}*{max-width:100%}.chat-head{padding:8px 12px}.chat-head .meta .name{font-size:15px}.chat-head .meta .submeta{font-size:11px}.bubble{max-width:85%;padding:9px 13px;font-size:15px}.conv-item{min-height:64px;padding:14px 16px}.avatar{width:48px;height:48px}.conv-name{font-size:15px}.modal{width:90vw;max-width:100%;max-height:90vh}.tagpicker{width:100%}.composer{gap:8px;padding:8px 12px}.send-btn{min-width:44px;min-height:44px}.chat{height:100vh;max-height:100vh;position:fixed;inset:0}}@media (width<=479px){.bubble{max-width:90%}.conv-item{min-height:70px}.modal{width:95vw}.rail-btn .lbl{display:none}}