:root{--m5-blue:#143b7a;--m5-blue-dark:#092452;--m5-blue-soft:#e8eef8;--m5-orange:#ff6a00;--m5-red-orange:#ff3d2e;--m5-ink:#111;--m5-muted:#5f6368;--m5-border:#dce3ee;--m5-bg:#f4f7fb;--m5-card:#fff;--m5-success:#158a54;--m5-warn:#b96b00;--m5-danger:#c7352b;--shadow-soft:0 18px 40px #0924521a;--shadow-tight:0 8px 22px #09245214}*,:before,:after{box-sizing:border-box}body{background:var(--m5-bg);color:var(--m5-ink);-webkit-font-smoothing:antialiased;margin:0;font-family:Montserrat,Avenir,Segoe UI,Arial,sans-serif}#root{height:100vh;overflow:hidden}.app-shell{grid-template-columns:240px minmax(0,1fr) 300px;height:100vh;display:grid;overflow:hidden}.sidebar{background:linear-gradient(160deg, #ff6a001f, transparent 32%), linear-gradient(180deg, var(--m5-blue-dark), var(--m5-blue));color:#fff;flex-direction:column;gap:16px;height:100vh;padding:18px 14px;display:flex;overflow-y:auto}.sidebar-brand{align-items:center;gap:10px;padding:4px 0;display:flex}.sidebar-brand img{object-fit:contain;background:#fff;border-radius:8px;width:40px;height:40px;padding:3px}.sidebar-brand strong{font-size:17px;display:block}.sidebar-brand span{color:#ffffffa6;margin-top:2px;font-size:11px;display:block}.sidebar-nav{gap:4px;display:grid}.sidebar-nav a{color:#ffffffc7;border-radius:8px;align-items:center;gap:8px;padding:10px 12px;font-size:13.5px;text-decoration:none;transition:background .15s;display:flex}.sidebar-nav a:hover,.sidebar-nav a.active{color:#fff;background:#ffffff1f}.sidebar-divider{background:#ffffff1f;height:1px;margin:4px 0}.conv-header{letter-spacing:.08em;text-transform:uppercase;color:#ffffff73;margin-top:4px;padding:0 4px;font-size:10.5px;font-weight:700}.conv-list{gap:3px;display:grid}.conv-item{cursor:pointer;border:1px solid #0000;border-radius:8px;padding:9px 12px;transition:background .15s}.conv-item:hover{background:#ffffff14}.conv-item.active{background:#ffffff26;border-color:#fff3}.conv-item strong{color:#fff;text-overflow:ellipsis;white-space:nowrap;font-size:13px;display:block;overflow:hidden}.conv-item span{color:#ffffff80;margin-top:2px;font-size:11px;display:block}.sidebar-status{background:#ffffff14;border:1px solid #ffffff1a;border-radius:8px;margin-top:auto;padding:10px}.status-line{grid-template-columns:8px 1fr auto;align-items:center;gap:8px;font-size:11.5px;display:grid}.dot{background:#fff;border-radius:999px;width:8px;height:8px}.dot.ok{background:#49df92}.dot.warn{background:var(--m5-orange)}.chat-panel{background:var(--m5-bg);border-right:1px solid var(--m5-border);flex-direction:column;height:100vh;display:flex}.chat-topbar{background:var(--m5-card);border-bottom:1px solid var(--m5-border);flex-shrink:0;align-items:center;gap:12px;padding:14px 20px;display:flex}.chat-topbar h2{color:var(--m5-blue-dark);text-overflow:ellipsis;white-space:nowrap;flex:1;margin:0;font-size:15px;overflow:hidden}.agent-select,.channel-select{border:1px solid var(--m5-border);color:var(--m5-blue-dark);background:#fff;border-radius:8px;flex-shrink:0;align-items:center;gap:6px;padding:7px 10px;font-size:12px;display:flex}.agent-select select,.channel-select select{color:var(--m5-blue-dark);cursor:pointer;background:0 0;border:none;outline:none;font-family:inherit;font-size:12px}.chat-messages{flex-direction:column;flex:1;gap:14px;padding:20px;display:flex;overflow-y:auto}.msg-bubble{white-space:pre-wrap;border-radius:12px;max-width:72%;padding:11px 15px;font-size:13.5px;line-height:1.55}.msg-bubble.human{background:var(--m5-blue);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}.msg-bubble.assistant,.msg-bubble.agent{background:var(--m5-card);border:1px solid var(--m5-border);box-shadow:var(--shadow-tight);border-bottom-left-radius:4px;align-self:flex-start}.msg-bubble.system{background:var(--m5-blue-soft);color:var(--m5-blue-dark);text-align:center;border-radius:8px;align-self:center;max-width:90%;font-size:12px}.msg-meta{color:var(--m5-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:4px;font-size:10.5px;font-weight:600}.msg-time{color:var(--m5-muted);margin-top:5px;font-size:10px}.msg-approval-banner{border:1px solid var(--m5-warn);color:var(--m5-warn);background:#fff0df;border-radius:8px;align-items:center;gap:7px;margin-top:8px;padding:9px 12px;font-size:12px;display:flex}.chat-compose{background:var(--m5-card);border-top:1px solid var(--m5-border);flex-shrink:0;padding:14px 20px}.quick-actions{flex-wrap:wrap;gap:5px;margin-bottom:10px;display:flex}.quick-btn{border:1px solid var(--m5-border);color:var(--m5-muted);cursor:pointer;background:#fff;border-radius:999px;align-items:center;gap:4px;padding:5px 10px;font-family:inherit;font-size:11.5px;transition:all .15s;display:flex}.quick-btn:hover{border-color:var(--m5-orange);color:var(--m5-orange)}.compose-row{align-items:flex-end;gap:10px;display:flex}.attach-btn{border:1px solid var(--m5-border);width:40px;height:40px;color:var(--m5-muted);cursor:pointer;background:#fff;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;font-size:18px;transition:all .15s;display:flex}.attach-btn:hover{border-color:var(--m5-orange);color:var(--m5-orange)}.msg-input{border:1px solid var(--m5-border);color:var(--m5-ink);resize:none;box-sizing:border-box;background:#fff;border-radius:8px;outline:none;flex:1;min-height:44px;max-height:120px;padding:11px 16px;font-family:inherit;font-size:13.5px;transition:border-color .15s}.msg-input:focus{border-color:var(--m5-blue)}.send-btn{background:linear-gradient(135deg, var(--m5-orange), var(--m5-red-orange));color:#fff;cursor:pointer;border:none;border-radius:8px;flex-shrink:0;height:44px;padding:0 20px;font-family:inherit;font-size:13.5px;font-weight:700;transition:opacity .15s;box-shadow:0 6px 16px #ff6a0038}.send-btn:hover{opacity:.88}.send-btn:disabled{opacity:.5;cursor:not-allowed}.context-panel{background:var(--m5-bg);flex-direction:column;gap:12px;height:100vh;padding:16px;display:flex;overflow-y:auto}.ctx-section{background:var(--m5-card);border:1px solid var(--m5-border);border-radius:8px;padding:14px}.ctx-section h3{letter-spacing:.07em;text-transform:uppercase;color:var(--m5-muted);margin:0 0 10px;font-size:11px;font-weight:700}.ctx-field{border-bottom:1px solid var(--m5-border);grid-template-columns:1fr auto;align-items:center;gap:6px;padding:7px 0;display:grid}.ctx-field:last-child{border-bottom:none}.ctx-field span{color:var(--m5-muted);font-size:12px}.ctx-field strong{color:var(--m5-blue-dark);font-size:13px}.ctx-field strong.ok{color:var(--m5-success)}.ctx-field strong.warn{color:var(--m5-warn)}.ctx-field strong.bad{color:var(--m5-danger)}.priority-badge{border-radius:7px;justify-content:center;align-items:center;width:34px;height:26px;font-size:11px;font-weight:800;display:inline-flex}.priority-badge.p1{color:var(--m5-danger);background:#ffe9e6}.priority-badge.p2{color:var(--m5-warn);background:#fff0df}.priority-badge.p3{background:var(--m5-blue-soft);color:var(--m5-blue)}.ctx-listing{border-bottom:1px solid var(--m5-border);justify-content:space-between;align-items:center;padding:8px 0;display:flex}.ctx-listing:last-child{border-bottom:none}.ctx-listing .channel{color:var(--m5-blue-dark);font-size:12.5px;font-weight:600}.ctx-listing .status{border-radius:999px;padding:3px 8px;font-size:11px;font-weight:700}.status-ok{color:var(--m5-success);background:#e7f8ef}.status-draft{background:var(--m5-blue-soft);color:var(--m5-blue)}.status-error{color:var(--m5-danger);background:#ffe9e6}.ctx-action-btn{border:1px solid var(--m5-border);width:100%;color:var(--m5-blue-dark);cursor:pointer;background:#fff;border-radius:8px;justify-content:center;align-items:center;gap:6px;margin-bottom:6px;padding:9px;font-family:inherit;font-size:12.5px;font-weight:600;transition:all .15s;display:flex}.ctx-action-btn:hover{border-color:var(--m5-orange);color:var(--m5-orange)}.ctx-action-btn.primary{background:linear-gradient(135deg, var(--m5-orange), var(--m5-red-orange));color:#fff;border:none;box-shadow:0 6px 16px #ff6a0038}.login-page{background:linear-gradient(160deg, var(--m5-blue-dark), var(--m5-blue));justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:var(--m5-card);width:400px;box-shadow:var(--shadow-soft);text-align:center;border-radius:12px;padding:40px}.login-card img{width:64px;height:64px;margin-bottom:20px}.login-card h1{color:var(--m5-blue-dark);margin:0 0 6px;font-size:22px}.login-card p{color:var(--m5-muted);margin:0 0 28px;font-size:13px}.login-card input{border:1px solid var(--m5-border);width:100%;color:var(--m5-ink);box-sizing:border-box;border-radius:8px;outline:none;margin-bottom:12px;padding:12px 16px;font-family:inherit;font-size:14px;transition:border-color .15s}.login-card input:focus{border-color:var(--m5-blue)}.login-card button{background:linear-gradient(135deg, var(--m5-orange), var(--m5-red-orange));color:#fff;cursor:pointer;border:none;border-radius:8px;width:100%;padding:13px;font-family:inherit;font-size:15px;font-weight:700;transition:opacity .15s;box-shadow:0 8px 20px #ff6a0040}.login-card button:hover{opacity:.88}.login-error{color:var(--m5-danger);margin-top:10px;font-size:12.5px}.dashboard-page{height:100vh;padding:24px;overflow-y:auto}.dashboard-page h1{color:var(--m5-blue-dark);margin:0 0 20px;font-size:26px}.metrics-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:20px;display:grid}.metric-card{background:var(--m5-card);border:1px solid var(--m5-border);box-shadow:var(--shadow-tight);border-radius:8px;padding:18px;position:relative;overflow:hidden}.metric-card.accent-blue{background:linear-gradient(135deg, var(--m5-blue), var(--m5-blue-dark));color:#fff}.metric-card.accent-orange{background:linear-gradient(135deg, var(--m5-orange), var(--m5-red-orange));color:#fff}.metric-card span{opacity:.85;font-size:12px;font-weight:600;display:block}.metric-card strong{margin:5px 0 3px;font-size:28px;display:block}.metric-card small{opacity:.75;font-size:11.5px;display:block}.metric-card:after{content:"";clip-path:polygon(25% 6%,75% 6%,100% 50%,75% 94%,25% 94%,0 50%);border:1px solid #ffffff26;width:118px;height:118px;position:absolute;bottom:-36px;right:-28px;transform:rotate(30deg)}.mesa-cta{background:var(--m5-card);border:1px solid var(--m5-border);box-shadow:var(--shadow-tight);border-radius:8px;align-items:center;gap:12px;margin-bottom:20px;padding:20px 24px;display:flex}.mesa-cta h2{color:var(--m5-blue-dark);margin:0;font-size:17px}.mesa-cta p{color:var(--m5-muted);margin:4px 0 0;font-size:13px}.mesa-cta-btn{background:linear-gradient(135deg, var(--m5-orange), var(--m5-red-orange));color:#fff;cursor:pointer;border:none;border-radius:8px;margin-left:auto;padding:11px 24px;font-family:inherit;font-size:14px;font-weight:700;text-decoration:none;box-shadow:0 8px 20px #ff6a0040}.approval-row{border-bottom:1px solid var(--m5-border);align-items:center;gap:10px;padding:12px 0;display:flex}.approval-row:last-child{border-bottom:none}.approval-row strong{color:var(--m5-blue-dark);flex:1;font-size:13.5px}.panel{background:var(--m5-card);border:1px solid var(--m5-border);box-shadow:var(--shadow-tight);border-radius:8px;margin-bottom:14px;padding:18px}.panel-header{justify-content:space-between;align-items:center;margin-bottom:14px;display:flex}.panel-header h2{color:var(--m5-blue-dark);margin:0;font-size:15px}.loading{color:var(--m5-muted);justify-content:center;align-items:center;gap:10px;padding:40px;font-size:14px;display:flex}.spinner{border:2px solid var(--m5-border);border-top-color:var(--m5-blue);border-radius:50%;width:18px;height:18px;animation:.7s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.eyebrow{letter-spacing:.08em;text-transform:uppercase;color:var(--m5-orange);margin-bottom:4px;font-size:10.5px;font-weight:700}.agent-tag{background:var(--m5-blue-soft);color:var(--m5-blue);border-radius:999px;margin-bottom:4px;padding:2px 8px;font-size:11px;font-weight:700;display:inline-block}.new-conv-btn{color:#ffffffb3;cursor:pointer;background:0 0;border:1px dashed #ffffff4d;border-radius:8px;justify-content:center;align-items:center;gap:6px;width:100%;padding:9px;font-family:inherit;font-size:12.5px;transition:all .15s;display:flex}.new-conv-btn:hover{color:#fff;background:#ffffff14;border-color:#ffffff80}