:root{color-scheme:light dark;--bg: #f4f6f8;--surface: #ffffff;--surface-2: #f8fafc;--border: #e2e8f0;--border-strong: #cbd5e1;--text: #0f172a;--text-muted: #64748b;--text-faint: #94a3b8;--accent: #2563eb;--accent-hover: #1d4ed8;--accent-soft: #dbeafe;--ok: #16a34a;--ok-soft: #dcfce7;--warn: #d97706;--warn-soft: #fef3c7;--crit: #dc2626;--crit-soft: #fee2e2;--offline: #94a3b8;--offline-soft: #f1f5f9;--radius: 10px;--radius-sm: 6px;--shadow: 0 1px 2px rgb(15 23 42 / .06), 0 1px 3px rgb(15 23 42 / .1);--shadow-lg: 0 10px 30px rgb(15 23 42 / .12);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace}@media(prefers-color-scheme:dark){:root{--bg: #0b1120;--surface: #131c2e;--surface-2: #1a2437;--border: #253046;--border-strong: #33415c;--text: #e8edf5;--text-muted: #94a3b8;--text-faint: #64748b;--accent: #3b82f6;--accent-hover: #60a5fa;--accent-soft: #1e3a8a;--ok: #4ade80;--ok-soft: #14361f;--warn: #fbbf24;--warn-soft: #3d2b08;--crit: #f87171;--crit-soft: #401515;--offline: #64748b;--offline-soft: #1c2434;--shadow: 0 1px 2px rgb(0 0 0 / .3), 0 1px 3px rgb(0 0 0 / .4);--shadow-lg: 0 10px 30px rgb(0 0 0 / .5)}}*,*:before,*:after{box-sizing:border-box}html,body,#app{height:100%}body{margin:0;font-family:var(--font);font-size:14px;line-height:1.5;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}h1,h2,h3,h4{margin:0;font-weight:600;line-height:1.25}p{margin:0}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.app-shell{display:flex;flex-direction:column;min-height:100%}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:16px;padding:0 20px;height:56px;background:var(--surface);border-bottom:1px solid 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