:root{--bg:#05080b;--panel:#0c1218;--panel-2:#101922;--border:#1b2833;--text:#e6f0f2;--muted:#7d94a1;--cyan:#22d3ee;--teal:#2dd4bf;--cyan-dim:#0e7490;--danger:#f43f5e;--ok:#34d399;--radius:12px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,PingFang HK,Noto Sans CJK HK,sans-serif;-webkit-font-smoothing:antialiased}a{color:var(--cyan);text-decoration:none}.wrap{max-width:1120px;margin:0 auto;padding:24px}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;border-bottom:1px solid var(--border);background:linear-gradient(180deg,#0a1016,#060a0e);position:-webkit-sticky;position:sticky;top:0;z-index:10}.brand{font-weight:800;letter-spacing:-.02em;font-size:20px}.brand span{color:var(--cyan)}.byline{color:var(--muted);font-size:12px;margin-left:10px}.nav{display:flex;gap:8px;align-items:center}.nav a,.nav button{color:var(--muted);background:none;border:none;cursor:pointer;font-size:14px;padding:8px 12px;border-radius:8px}.nav a.active,.nav a:hover,.nav button:hover{color:var(--text);background:var(--panel-2)}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.grid{display:grid;grid-gap:16px;gap:16px}.grid.kpi{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.kpi-tile{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.kpi-label{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.05em}.kpi-value{font-size:28px;font-weight:700;margin-top:6px}.kpi-value.accent{color:var(--cyan)}.controls{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin:18px 0}button.btn,input,select{background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:9px 12px;font-size:14px}button.btn{cursor:pointer}button.btn.primary{background:var(--cyan);color:#04222a;border-color:var(--cyan);font-weight:600}button.btn.primary:hover{background:var(--teal)}button.btn.danger{color:var(--danger);border-color:#3a1620}table{width:100%;border-collapse:collapse;font-size:14px}td,th{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase}td.num,th.num{text-align:right;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px}.badge.ok{background:rgba(52,211,153,.12);color:var(--ok)}.badge.off{background:rgba(244,63,94,.12);color:var(--danger)}.muted{color:var(--muted)}.mono,.snippet{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.snippet{background:#060b0f;border:1px solid var(--border);border-radius:10px;padding:16px;font-size:13px;color:var(--teal);white-space:pre-wrap;word-break:break-all}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.auth-card{width:100%;max-width:380px}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field label{font-size:13px;color:var(--muted)}.field input{width:100%}.err{color:var(--danger);font-size:13px;margin-bottom:10px}.section-title{font-size:15px;font-weight:700;margin:24px 0 12px}.row-actions{display:flex;gap:8px;flex-wrap:wrap}