:root{--bg: #f5f6f8;--bg-elevated: #ffffff;--card: #ffffff;--card-hover: #fbfbfd;--border: #e3e6ec;--text: #14171f;--text-muted: #6b7280;--text-faint: #9aa0ab;--accent: #3b6de6;--accent-hover: #2f57c4;--accent-soft: #e8edfd;--success: #0f9d58;--success-soft: #e3f6ec;--warning: #b45309;--warning-soft: #fdf1de;--danger: #dc2626;--danger-soft: #fde8e8;--shadow: 0 1px 2px rgba(20, 23, 31, .04), 0 4px 16px rgba(20, 23, 31, .04);--radius: 12px;--radius-sm: 8px;color-scheme:light}:root[data-theme=dark]{--bg: #0d0f14;--bg-elevated: #14171f;--card: #171a22;--card-hover: #1c1f29;--border: #262b37;--text: #e8eaef;--text-muted: #9aa2b1;--text-faint: #6b7280;--accent: #5b8bff;--accent-hover: #7ba0ff;--accent-soft: #1c2542;--success: #34d399;--success-soft: #103a2b;--warning: #fbbf24;--warning-soft: #3a2c0c;--danger: #f87171;--danger-soft: #3a1414;--shadow: 0 1px 2px rgba(0, 0, 0, .2), 0 8px 24px rgba(0, 0, 0, .28);color-scheme:dark}@media (prefers-color-scheme: dark){:root:not([data-theme=light]){--bg: #0d0f14;--bg-elevated: #14171f;--card: #171a22;--card-hover: #1c1f29;--border: #262b37;--text: #e8eaef;--text-muted: #9aa2b1;--text-faint: #6b7280;--accent: #5b8bff;--accent-hover: #7ba0ff;--accent-soft: #1c2542;--success: #34d399;--success-soft: #103a2b;--warning: #fbbf24;--warning-soft: #3a2c0c;--danger: #f87171;--danger-soft: #3a1414;--shadow: 0 1px 2px rgba(0, 0, 0, .2), 0 8px 24px rgba(0, 0, 0, .28);color-scheme:dark}}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);transition:background-color .15s ease,color .15s ease}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{font-weight:650;margin:0 0 8px;letter-spacing:-.01em}p{line-height:1.5}.app-shell{min-height:100%;display:flex;flex-direction:column}.page{max-width:1040px;margin:0 auto;padding:28px 24px 64px;width:100%}.page.narrow{max-width:460px}.page.wide{max-width:1180px}.topnav{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:0 24px;height:60px;background:var(--bg-elevated);border-bottom:1px solid var(--border)}.topnav-left{display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:16px;color:var(--text)}.brand svg{color:var(--accent)}.topnav-links{display:flex;align-items:center;gap:4px}.topnav-links a,.topnav-links .navlink{display:flex;align-items:center;gap:6px;padding:7px 12px;border-radius:var(--radius-sm);color:var(--text-muted);font-size:14px;font-weight:500;text-decoration:none;white-space:nowrap}.topnav-links a:hover{background:var(--card-hover);color:var(--text);text-decoration:none}.topnav-links a.active{background:var(--accent-soft);color:var(--accent)}.topnav-right{display:flex;align-items:center;gap:10px}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:var(--radius-sm);background:transparent;border:1px solid var(--border);color:var(--text-muted);cursor:pointer;padding:0}.icon-btn:hover{background:var(--card-hover);color:var(--text)}.user-chip{font-size:13px;color:var(--text-muted)}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:16px;box-shadow:var(--shadow)}.card.flat{box-shadow:none}.card.clickable{cursor:pointer;transition:border-color .12s ease,transform .12s ease}.card.clickable:hover{border-color:var(--accent)}.card-muted{background:var(--bg);border-style:dashed}input,select,textarea{width:100%;padding:9px 11px;margin:6px 0 14px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:14px;font-family:inherit}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent)}input:disabled,select:disabled{opacity:.55;cursor:not-allowed}label{display:block;font-size:13px;color:var(--text-muted);font-weight:500}button{padding:9px 16px;background:var(--accent);border:none;border-radius:var(--radius-sm);color:#fff;cursor:pointer;font-weight:550;font-size:14px;display:inline-flex;align-items:center;gap:6px}button:hover{background:var(--accent-hover)}button:disabled{opacity:.5;cursor:not-allowed}button.secondary{background:var(--card-hover);color:var(--text);border:1px solid var(--border)}button.secondary:hover{background:var(--border)}button.danger{background:var(--danger)}button.ghost{background:transparent;color:var(--text-muted);padding:6px 10px}button.ghost:hover{background:var(--card-hover);color:var(--text)}button.sm{padding:6px 11px;font-size:13px}.error{color:var(--danger);background:var(--danger-soft);padding:10px 12px;border-radius:var(--radius-sm);margin:8px 0;font-size:13.5px}.hint{color:var(--text-muted);font-size:13px}.row{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}.stack{display:flex;flex-direction:column;gap:8px}table{width:100%;border-collapse:collapse;font-size:13.5px}th,td{text-align:left;padding:9px 8px;border-bottom:1px solid var(--border)}th{color:var(--text-muted);font-weight:600;font-size:12.5px;text-transform:uppercase;letter-spacing:.03em}td{color:var(--text)}tr:last-child td{border-bottom:none}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 9px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap}.badge.on{background:var(--success-soft);color:var(--success)}.badge.off{background:var(--card-hover);color:var(--text-faint);border:1px solid var(--border)}.badge.warn{background:var(--warning-soft);color:var(--warning)}.badge.info{background:var(--accent-soft);color:var(--accent)}.badge.live{background:var(--danger-soft);color:var(--danger)}.badge.live svg{animation:pulse 1.6s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}.loading{padding:60px 20px;text-align:center;color:var(--text-muted)}.empty{padding:40px 20px;text-align:center;color:var(--text-muted)}.empty svg{color:var(--text-faint);margin-bottom:10px}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:20px}.tabs a,.tabs .tab{display:flex;align-items:center;gap:6px;padding:10px 4px;margin-right:22px;color:var(--text-muted);font-size:14px;font-weight:550;border-bottom:2px solid transparent;text-decoration:none}.tabs a:hover{color:var(--text);text-decoration:none}.tabs a.active{color:var(--accent);border-bottom-color:var(--accent)}.tabs a.disabled{color:var(--text-faint);cursor:default;pointer-events:none}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px;margin-bottom:20px}.stat-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow)}.stat-card .stat-value{font-size:26px;font-weight:700;letter-spacing:-.02em}.stat-card .stat-label{font-size:12.5px;color:var(--text-muted);margin-top:2px;display:flex;align-items:center;gap:6px}.stat-card svg{color:var(--accent)}.bar-chart{display:flex;align-items:flex-end;gap:6px;height:110px;padding-top:8px}.bar-chart .bar-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;min-width:0}.bar-chart .bar-track{width:100%;height:80px;display:flex;align-items:flex-end;justify-content:center}.bar-chart .bar{width:60%;min-width:6px;border-radius:4px 4px 0 0;background:var(--accent);transition:height .2s ease}.bar-chart 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60px);display:flex;align-items:center;justify-content:center;padding:24px}.auth-card{width:100%;max-width:400px}.wire{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:12px 14px;border-radius:var(--radius-sm);background:var(--bg);border:1px solid var(--border);font-size:13.5px}.wire .chip{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;background:var(--card);border:1px solid var(--border);font-weight:550}.wire .arrow{color:var(--text-faint)}@media (max-width: 720px){.topnav-links span.label{display:none}.stat-grid{grid-template-columns:repeat(2,1fr)}}