:root{--bg:#f3f4f7;--panel:#fff;--ink:#202330;--muted:#8a8f9f;--line:#e9ebf1;--accent:#6456ed}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px -apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{opacity:.5}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px}[hidden]{display:none!important}.mark{height:42px;width:42px;display:grid;place-items:center;background:var(--accent);color:white;border-radius:13px;font-size:24px;font-weight:700;position:relative}.mark span{position:absolute;top:3px;right:5px;font-size:13px}.brand{display:flex;align-items:center;gap:12px}.brand b{font-size:20px}.brand small{display:block;color:#777e94;font-size:9px;letter-spacing:2px;margin-top:4px}#workspace{display:grid;grid-template-columns:230px 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small{font-size:10px;letter-spacing:2px;color:var(--muted)}h1{font-size:32px;letter-spacing:-1px;margin:6px 0}.live{color:var(--muted);font-size:11px;display:flex;align-items:center;gap:8px}.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:22px}.metrics article{padding:19px 22px;background:white;border:1px solid var(--line);border-radius:13px;display:flex;justify-content:space-between;align-items:center}.metrics small{font-size:10px;letter-spacing:1px;color:var(--muted)}.metrics b{font-size:27px;color:var(--accent)}.inbox{display:grid;grid-template-columns:minmax(260px,35%) 1fr;border:1px solid var(--line);border-radius:16px;background:var(--panel);overflow:hidden;min-height:65vh}.list-panel{border-right:1px solid var(--line)}.filters{padding:16px;display:grid;gap:9px;border-bottom:1px solid var(--line)}input,select,textarea{border:1px solid 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strong{font-size:12px}.customer small{display:block;color:var(--muted);font-size:11px;margin-top:4px}#messages{padding:24px;display:flex;flex-direction:column;gap:16px;max-height:48vh;min-height:220px;overflow:auto}.message{background:#f4f5f8;border:1px solid var(--line);border-radius:13px 13px 13px 3px;padding:13px;max-width:88%;align-self:flex-start}.message.staff{background:#f2efff;border-color:#e5dfff;align-self:flex-end;border-radius:13px 13px 3px 13px}.message>div{display:flex;gap:15px;justify-content:space-between}.message b,.message time{font-size:10px}.message time{color:var(--muted)}.message p{margin:9px 0 0;white-space:pre-wrap;line-height:1.6;font-size:13px;overflow-wrap:anywhere}#reply{padding:18px 24px;border-top:1px solid var(--line);margin-top:auto;display:grid;gap:10px}#reply label{font-size:9px;letter-spacing:1px;color:var(--muted)}#reply>div{display:flex;justify-content:space-between;align-items:center;gap:10px}#reply small{font-size:10px;color:var(--muted)}#reply 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12px}.content{padding:20px}.inbox{grid-template-columns:250px 1fr}.live{display:none}}@media(max-width:700px){#workspace{display:block}.sidebar{position:static;height:auto;padding:15px}.sidebar-title,.sidebar footer{display:none}.brand{margin-bottom:15px}#sources{display:flex;overflow:auto}.source{white-space:nowrap;width:auto}.content{padding:15px}.metrics{gap:7px}.metrics article{padding:12px;display:grid;gap:5px}.metrics small{font-size:8px}.inbox{grid-template-columns:1fr}.list-panel{max-height:300px;overflow:auto;border-right:0;border-bottom:1px solid var(--line)}.thread-head,.customer,#messages,#reply{padding:15px}.ticket{padding:13px}#messages{max-height:50vh}.message{max-width:94%}}