:root{--color-bg:#f6f8fb;--color-bg-gradient:radial-gradient(1200px 600px at 100% -10%, #eef2ff 0%, transparent 60%), radial-gradient(1000px 500px at -10% 0%, #ecfeff 0%, transparent 55%);--color-surface:#fff;--color-surface-2:#f9fafb;--color-surface-hover:#f1f5f9;--color-elevated:#fff;--color-border:#e5e9f0;--color-border-strong:#d3d9e3;--color-text:#0f172a;--color-text-muted:#475569;--color-text-faint:#94a3b8;--color-accent:#4f46e5;--color-accent-hover:#4338ca;--color-accent-soft:#eef2ff;--color-accent-contrast:#fff;--color-danger:#e11d48;--color-danger-hover:#be123c;--color-danger-soft:#fff1f3;--color-success:#059669;--color-success-hover:#047857;--shadow-sm:0 1px 2px #0f172a0f;--shadow-md:0 4px 16px #0f172a14;--shadow-lg:0 12px 40px #0f172a1f;--ring:0 0 0 3px #4f46e52e;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-pill:999px;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--space-6:32px;--space-7:48px;--font-sans:"Inter", system-ui, "Segoe UI", Roboto, sans-serif;--font-mono:"JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}[data-theme=dark]{--color-bg:#0b0f1a;--color-bg-gradient:radial-gradient(1200px 600px at 100% -10%, #4f46e52e 0%, transparent 60%), radial-gradient(1000px 500px at -10% 0%, #06b6d41f 0%, transparent 55%);--color-surface:#121826;--color-surface-2:#0f1522;--color-surface-hover:#1b2334;--color-elevated:#151c2c;--color-border:#232c40;--color-border-strong:#303b53;--color-text:#e8edf7;--color-text-muted:#9aa7bd;--color-text-faint:#5f6d85;--color-accent:#7c83ff;--color-accent-hover:#9198ff;--color-accent-soft:#7c83ff24;--color-accent-contrast:#0b0f1a;--color-danger:#fb7185;--color-danger-hover:#f43f5e;--color-danger-soft:#fb71851f;--color-success:#34d399;--color-success-hover:#10b981;--shadow-sm:0 1px 2px #0006;--shadow-md:0 6px 22px #00000073;--shadow-lg:0 16px 48px #0000008c;--ring:0 0 0 3px 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var(--color-border);position:sticky;top:0}.header-inner{max-width:1280px;padding:var(--space-3) var(--space-5);justify-content:space-between;align-items:center;gap:var(--space-4);flex-wrap:wrap;margin:0 auto;display:flex}.brand{align-items:center;gap:var(--space-2);color:var(--color-text);margin:0;font-size:18px;font-weight:700;display:flex}.brand-mark{background:linear-gradient(135deg, var(--color-accent), #06b6d4);color:#fff;width:30px;height:30px;box-shadow:var(--shadow-sm);border-radius:9px;place-items:center;display:grid}.header-controls{gap:var(--space-3);flex-wrap:wrap;align-items:flex-end;display:flex}.sidebar{width:224px;padding:var(--space-5) var(--space-3);background:var(--color-surface);border-right:1px solid var(--color-border);flex-shrink:0}.sidebar-menu{gap:var(--space-1);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.nav-link{align-items:center;gap:var(--space-3);border-radius:var(--radius-sm);color:var(--color-text-muted);padding:10px 14px;font-size:14px;font-weight:500;transition:background-color .15s,color .15s;display:flex}.nav-link:hover{background:var(--color-surface-hover);color:var(--color-text)}.nav-link.active{background:var(--color-accent-soft);color:var(--color-accent);font-weight:600}.nav-link svg{flex-shrink:0}.btn{justify-content:center;align-items:center;gap:var(--space-2);border-radius:var(--radius-sm);cursor:pointer;border:1px solid #0000;padding:9px 16px;font-family:inherit;font-size:14px;font-weight:600;transition:background-color .15s,border-color .15s,transform 50ms,box-shadow .15s;display:inline-flex}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn:focus-visible{box-shadow:var(--ring);outline:none}.btn-primary{background:var(--color-accent);color:var(--color-accent-contrast)}.btn-primary:hover:not(:disabled){background:var(--color-accent-hover)}.btn-ghost{color:var(--color-text-muted);border-color:var(--color-border);background:0 0}.btn-ghost:hover:not(:disabled){background:var(--color-surface-hover);color:var(--color-text)}.btn-danger{color:var(--color-danger);border-color:var(--color-border);background:0 0}.btn-danger:hover:not(:disabled){background:var(--color-danger-soft);border-color:var(--color-danger)}.btn-success{background:var(--color-success);color:#fff}.btn-success:hover:not(:disabled){background:var(--color-success-hover)}.btn-block{width:100%}.theme-toggle{border-radius:var(--radius-sm);border:1px solid var(--color-border);background:var(--color-surface);width:38px;height:38px;color:var(--color-text-muted);cursor:pointer;justify-content:center;align-items:center;transition:background-color .15s,color 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var(--space-5);text-align:center;font-size:24px}.auth-form{gap:var(--space-4);flex-direction:column;display:flex}.auth-footer{text-align:center;margin-top:var(--space-5);color:var(--color-text-muted);font-size:14px}.alert-error{padding:var(--space-3) var(--space-4);margin-bottom:var(--space-4);background:var(--color-danger-soft);color:var(--color-danger);border:1px solid color-mix(in srgb, var(--color-danger) 30%, transparent);border-radius:var(--radius-sm);font-size:14px}.state-center{padding:var(--space-7);color:var(--color-text-muted);place-items:center;display:grid}.spinner{border:3px solid var(--color-border);border-top-color:var(--color-accent);border-radius:50%;width:28px;height:28px;animation:.7s linear infinite spin}.skeleton{background:linear-gradient(90deg, var(--color-surface-2) 25%, var(--color-surface-hover) 37%, var(--color-surface-2) 63%);border-radius:var(--radius-sm);background-size:400% 100%;animation:1.3s infinite shimmer}.skeleton-card{border-radius:var(--radius-lg);height:118px}.event-detail-action{padding:6px 10px}.event-detail-panel{margin-top:var(--space-5);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);box-shadow:var(--shadow-sm);overflow:hidden}.event-detail-header{justify-content:space-between;gap:var(--space-4);padding:var(--space-4);border-bottom:1px solid var(--color-border);align-items:flex-start;display:flex}.event-detail-header h3{margin:0;font-size:18px}.event-detail-header p{margin:var(--space-1) 0 0;color:var(--color-text-muted);font-size:13px}.event-detail-error{margin:var(--space-4)}.event-detail-state{min-height:120px}.event-detail-table-wrap{overflow-x:auto}.event-detail-table th,.event-detail-table td{vertical-align:top}.event-detail-muted{color:var(--color-text-muted);margin-top:var(--space-1);font-size:12px}.event-detail-props{white-space:pre-wrap;overflow-wrap:anywhere;max-width:320px;color:var(--color-text);margin:0;font-size:12px}.event-detail-pagination{justify-content:flex-end;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);border-top:1px solid var(--color-border);color:var(--color-text-muted);font-size:13px;display:flex}@keyframes spin{to{transform:rotate(360deg)}}@keyframes shimmer{0%{background-position:100% 0}to{background-position:0 0}}#root{width:100%;min-height:100vh}@media (width<=768px){.sidebar{border-right:none;border-bottom:1px solid var(--color-border);width:100%;padding:12px}.sidebar-menu{flex-flow:wrap}.app-main{flex-direction:column}.app-content{padding:16px}.header-controls{flex-direction:column;align-items:stretch;gap:12px;width:100%}.daterange{width:100%}.stat-grid,.sites-grid{grid-template-columns:1fr}.table{font-size:13px}}@media (width<=480px){.brand{font-size:16px}.btn{min-height:44px}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media print{.header,.sidebar,.btn,.theme-toggle{display:none!important}body{background:#fff}}.heatmap-panel{margin-top:var(--space-4)}.heatmap-toolbar{align-items:center;gap:var(--space-4);margin-bottom:var(--space-3);flex-wrap:wrap;display:flex}.heatmap-meta{color:var(--color-text-muted);font-size:13px}.heatmap-control{align-items:center;gap:var(--space-2);color:var(--color-text-muted);font-size:13px;display:inline-flex}.heatmap-canvas-wrap{border:1px solid var(--color-border,#ddd);background:var(--color-surface,#fff);border-radius:8px;max-height:75vh;overflow:auto}.heatmap-stage-inner{transform-origin:0 0;position:relative}.heatmap-iframe{pointer-events:none;background:#fff;border:0;display:block}.heatmap-overlay{pointer-events:none;position:absolute;top:0;left:0}.heatmap-note{margin-top:var(--space-2);color:var(--color-text-muted);font-size:12px}