:root{color-scheme:dark;--bg: #0f1420;--panel: #1a2233;--field: #0b111d;--border: #2b3550;--text: #e6ebf5;--dim: #8b96ad;--accent: #4285f4;--accent-hover: #5b9bf8;--accent-text: #ffffff;--ok: #34d399;--warn: #fbbf24;--bad: #f87171;--relay-off: #8b96ad;--relay-1: #60a5fa;--relay-2: #34d399;--relay-both: #fbbf24;--shadow: 0 1px 3px rgba(0, 0, 0, .35), 0 4px 14px rgba(0, 0, 0, .25);--radius: 12px}[data-theme=light]{color-scheme:light;--bg: #f4f6f9;--panel: #ffffff;--field: #f4f7fb;--border: #c9d3e3;--text: #152238;--dim: #475569;--accent: #1a73e8;--accent-hover: #1557b0;--accent-text: #ffffff;--ok: #15803d;--warn: #b45309;--bad: #c5221f;--relay-off: #94a3b8;--relay-1: #1d4ed8;--relay-2: #15803d;--relay-both: #b45309;--shadow: 0 1px 3px rgba(15, 23, 42, .1), 0 8px 24px rgba(15, 23, 42, .1);--radius: 12px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe 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