:root{--line: #e4e8ec;--muted: #667085;--accent: #1f3b57;--bg: #f6f8fa;--waiting: #b42318;color-scheme:light}*{box-sizing:border-box}body{margin:0;font:400 14px/1.5 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:#1f2328;background:var(--bg)}button{font:inherit;cursor:pointer}input,textarea{font:inherit}.shell{display:grid;grid-template-columns:208px 1fr;min-height:100vh}.sidebar{background:var(--accent);color:#fff;padding:18px 14px;display:flex;flex-direction:column;gap:4px}.sidebar h1{font-size:16px;margin:0 0 16px;padding:0 8px}.sidebar a{display:flex;justify-content:space-between;align-items:center;padding:9px 10px;border-radius:8px;color:#cdd7e1;text-decoration:none;font-size:14px}.sidebar a:hover{background:#ffffff14;color:#fff}.sidebar a.on{background:#ffffff24;color:#fff;font-weight:600}.sidebar .badge{background:var(--waiting);color:#fff;border-radius:999px;padding:1px 7px;font-size:12px;font-weight:600}.sidebar .foot{margin-top:auto;font-size:12px;color:#9fb0c0;padding:0 8px}.main{padding:20px 24px;overflow:auto}.head{display:flex;align-items:center;gap:12px;margin-bottom:16px}.head h2{margin:0;font-size:19px}.spacer{margin-left:auto}.presence{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 12px;font-size:13px}.dot{width:8px;height:8px;border-radius:50%;background:#12b76a}.dot.away{background:#98a2b3}.card{background:#fff;border:1px solid var(--line);border-radius:10px}.tabs{display:flex;gap:6px;margin-bottom:12px;flex-wrap:wrap}.tabs button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 13px;font-size:13px;color:var(--muted)}.tabs button.on{border-color:var(--accent);color:var(--accent);font-weight:600}.inbox{display:grid;grid-template-columns:340px 1fr;gap:16px;align-items:start}.list{max-height:calc(100vh - 140px);overflow-y:auto}.item{display:block;width:100%;text-align:start;background:none;border:0;border-bottom:1px solid var(--line);padding:12px 14px}.item:hover{background:#f9fafb}.item.on{background:#eef4fa}.item .row1{display:flex;align-items:center;gap:8px}.item .who{font-weight:600;font-size:13px}.item .when{margin-left:auto;font-size:12px;color:var(--muted)}.item .preview{font-size:13px;color:var(--muted);margin-top:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chip{font-size:11px;border-radius:999px;padding:1px 8px;border:1px solid var(--line);color:var(--muted)}.chip.waiting{background:#fef3f2;border-color:#fda29b;color:var(--waiting);font-weight:600}.chip.human{background:#ecfdf3;border-color:#a6f4c5;color:#027a48}.thread{display:flex;flex-direction:column;height:calc(100vh - 140px)}.thread .body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}.msg{max-width:76%;padding:9px 12px;border-radius:12px;white-space:pre-wrap;overflow-wrap:anywhere}.msg.patient{background:#f1f3f5;align-self:flex-start}.msg.bot{background:#eef4fa;align-self:flex-end}.msg.staff{background:var(--accent);color:#fff;align-self:flex-end}.msg.system{background:none;color:var(--muted);font-size:12px;align-self:center}.meta{font-size:11px;color:var(--muted);margin-top:3px}.actions{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line);flex-wrap:wrap}.actions input{flex:1;min-width:180px;border:1px solid var(--line);border-radius:8px;padding:9px 11px}.btn{border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:8px;padding:9px 14px}.btn.ghost{background:#fff;color:var(--accent)}.btn:disabled{opacity:.5;cursor:default}table{width:100%;border-collapse:collapse}th,td{text-align:start;padding:10px 14px;border-bottom:1px solid var(--line);font-size:13px}th{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.04em}tr:last-child td{border-bottom:0}.empty{padding:44px 20px;text-align:center;color:var(--muted)}.field{display:block;margin-bottom:14px}.field span{display:block;font-size:13px;font-weight:600;margin-bottom:5px}.field input,.field textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:9px 11px}.hint{font-size:12px;color:var(--muted);margin-top:4px}code{display:block;background:#0f172a;color:#e2e8f0;padding:12px 14px;border-radius:8px;font-size:12px;overflow-x:auto;white-space:pre}.error{color:var(--waiting);font-size:13px}.login{max-width:360px;margin:12vh auto}.login .card{padding:26px}.login h1{margin:0 0 4px;font-size:20px}.login p{margin:0 0 20px;color:var(--muted);font-size:13px}