:root{color-scheme:light dark;--font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--gutter: 16px;--radius: 12px;--col: 560px;--bg: #f7f7f5;--surface: #ffffff;--text: #1c1c1e;--muted: #5f6368;--border: #e2e2de;--accent: #2f5fd0;--accent-text: #ffffff;--warn-bg: #fff6e0;--warn-text: #6b4a00;--heat-hot: #e5484d;--heat-cool: #30a46c;--focus: 0 0 0 3px color-mix(in srgb, var(--accent) 40%, transparent)}@media(prefers-color-scheme:dark){:root{--bg: #111113;--surface: #1b1b1f;--text: #ececec;--muted: #a0a0a8;--border: #2c2c32;--accent: #7b9cff;--accent-text: #0b0b0d;--warn-bg: #2a2210;--warn-text: 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