:root{--apex-indigo: #27357e;--apex-gold: #f4b942;--bg: #f5f6fa;--card: #ffffff;--border: #e2e5ee;--text: #1c2333;--muted: #6b7280;--danger: #c0392b;--ok: #1e8449;--radius: 8px}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);font-size:15px}a{color:var(--apex-indigo)}button{font:inherit;cursor:pointer;border:1px solid var(--apex-indigo);background:var(--apex-indigo);color:#fff;padding:8px 14px;border-radius:var(--radius)}button.secondary{background:#fff;color:var(--apex-indigo)}button.ghost{background:transparent;border-color:var(--border);color:var(--text)}button.danger{background:var(--danger);border-color:var(--danger)}button:disabled{opacity:.5;cursor:not-allowed}input,select,textarea{font:inherit;padding:8px 10px;border:1px solid var(--border);border-radius:var(--radius);width:100%;background:#fff;color:var(--text)}label{display:block;font-size:13px;color:var(--muted);margin:8px 0 4px}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px;margin-bottom:16px}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);font-size:14px}th{color:var(--muted);font-weight:600}.chip{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;background:#eef1fb;color:var(--apex-indigo)}.chip.warn{background:#fdf0d5;color:#9a6b00}.chip.ok{background:#e5f5ec;color:var(--ok)}.chip.danger{background:#fbe5e2;color:var(--danger)}.row{display:flex;gap:12px;align-items:center}.row.wrap{flex-wrap:wrap}.spread{display:flex;justify-content:space-between;align-items:center}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}.muted{color:var(--muted)}.iconbtn{background:transparent;border:none;color:var(--apex-indigo);font-size:18px;padding:4px 8px}.shell{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--apex-indigo);color:#fff;padding:18px 14px}.sidebar .brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:600;margin-bottom:22px}.sidebar a{display:block;color:#dfe3f5;padding:9px 10px;border-radius:6px;text-decoration:none;margin-bottom:2px}.sidebar a.active,.sidebar a:hover{background:#ffffff24;color:#fff}.main{flex:1;padding:22px 26px;max-width:1200px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}h1{font-size:22px;margin:0 0 4px}h2{font-size:18px}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:16px;flex-wrap:wrap}.tabs button{background:transparent;border:none;color:var(--muted);border-bottom:2px solid transparent;border-radius:0;padding:10px 14px}.tabs button.active{color:var(--apex-indigo);border-bottom-color:var(--apex-gold);font-weight:600}.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh}.login-card{width:360px}.err{color:var(--danger);font-size:13px;margin-top:8px}.ok{color:var(--ok)}.waterfall div{display:flex;justify-content:space-between;padding:6px 0;border-bottom:1px dashed var(--border)}pre.resp{white-space:pre-wrap;background:#fafbff;border:1px solid var(--border);border-radius:8px;padding:12px;font-family:inherit;font-size:14px}.assistant-fab{position:fixed;bottom:24px;right:24px;z-index:50;width:56px;height:56px;border-radius:50%;background:var(--apex-indigo);color:#fff;border:2px solid var(--apex-gold);font-size:24px;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px #27357e59;cursor:pointer;padding:0}.assistant-fab.nudge{animation:fabPulse 1.6s ease-in-out infinite}@keyframes fabPulse{0%,to{box-shadow:0 6px 18px #27357e59}50%{box-shadow:0 0 0 8px #f4b94240,0 6px 18px #27357e59}}.thought-cloud{position:fixed;bottom:96px;right:24px;z-index:51;width:340px;max-width:calc(100vw - 48px);background:#fff;border:2px solid var(--apex-gold);border-radius:20px;padding:14px 16px;box-shadow:0 12px 32px #1c233338;transform-origin:bottom right;animation:cloudPop .32s cubic-bezier(.18,.9,.32,1.4)}.thought-cloud:before,.thought-cloud:after{content:"";position:absolute;right:26px;background:#fff;border:2px solid var(--apex-gold);border-radius:50%}.thought-cloud:before{width:16px;height:16px;bottom:-14px}.thought-cloud:after{width:9px;height:9px;bottom:-26px;right:20px}@keyframes cloudPop{0%{opacity:0;transform:scale(.6) translateY(12px)}to{opacity:1;transform:scale(1) translateY(0)}}.thought-cloud .tc-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.thought-cloud .tc-title{font-weight:600;color:var(--apex-indigo);display:flex;align-items:center;gap:6px}.thought-cloud .tc-body{font-size:14px;line-height:1.5;max-height:220px;overflow-y:auto}.thought-cloud .tc-actions{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}.thought-cloud .tc-icon{background:transparent;border:none;color:var(--muted);font-size:16px;padding:2px 4px;cursor:pointer}