:root{--bg: #f5f6fa;--panel: #ffffff;--border: #e3e6ec;--text: #1f2533;--muted: #6b7280;--primary: #4f46e5;--primary-hover: #4338ca;--danger: #dc2626;--success: #16a34a;--warn: #d97706;--radius: 10px;--shadow: 0 1px 3px rgba(0, 0, 0, .08)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit;font-size:14px;cursor:pointer}.app-shell{display:flex;min-height:100vh}.sidebar{width:220px;background:#1e2233;color:#cbd2e0;display:flex;flex-direction:column;flex-shrink:0}.sidebar .brand{padding:18px 20px;font-weight:700;font-size:16px;color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}.sidebar nav{display:flex;flex-direction:column;padding:12px 0;gap:2px}.sidebar nav a{color:#cbd2e0;padding:10px 20px;font-size:14px}.sidebar nav a:hover{background:#ffffff0f;text-decoration:none}.sidebar nav a.active{background:var(--primary);color:#fff}.sidebar nav.bottom{margin-top:auto;border-top:1px solid rgba(255,255,255,.08)}.main{flex:1;display:flex;flex-direction:column;min-width:0}.topbar{height:56px;background:var(--panel);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px}.topbar .user{display:flex;align-items:center;gap:12px;color:var(--muted);min-width:0}.topbar .user span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.hamburger{display:none;background:none;border:none;font-size:22px;line-height:1;color:var(--text);padding:4px 8px}.sidebar-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;z-index:40}.content{padding:24px;flex:1}.page-title{font-size:20px;font-weight:700;margin:0 0 16px}.panel{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin-bottom:18px}.row{display:flex;gap:16px;flex-wrap:wrap}.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}.btn{background:var(--primary);color:#fff;border:none;border-radius:8px;padding:9px 16px;font-weight:500}.btn:hover{background:var(--primary-hover)}.btn.secondary{background:#eef0f5;color:var(--text)}.btn.secondary:hover{background:#e2e5ee}.btn.danger{background:var(--danger)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-link{background:none;border:none;color:var(--primary);padding:0}input,select,textarea{font-family:inherit;font-size:14px;padding:9px 11px;border:1px solid var(--border);border-radius:8px;background:#fff;width:100%;color:var(--text)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary)}label{display:block;font-weight:500;margin-bottom:4px;font-size:13px}.field{margin-bottom:14px}.muted{color:var(--muted)}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}th{font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--muted)}tbody tr:hover{background:#fafbfd}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600;background:#eef0f5;color:var(--muted)}.badge.ai{background:#e0e7ff;color:var(--primary)}.badge.human{background:#fef3c7;color:var(--warn)}.badge.opted_out,.badge.paused{background:#fee2e2;color:var(--danger)}.badge.active,.badge.running,.badge.connected{background:#dcfce7;color:var(--success)}.error{background:#fee2e2;color:var(--danger);padding:10px 14px;border-radius:8px;margin-bottom:14px}.notice{background:#e0e7ff;color:var(--primary);padding:10px 14px;border-radius:8px;margin-bottom:14px}.loading{color:var(--muted);padding:20px 0}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:#1e2233}.login-card{background:#fff;border-radius:14px;padding:32px;width:360px;max-width:calc(100vw - 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