:root{color-scheme:light dark;--bg:#fff;--bg-alt:#fafaf9;--surface:#fff;--text:#1b1b1f;--text-2:#52525b;--text-muted:#8a8a90;--line:#e7e5e4;--line-strong:#d6d3d1;--accent:#2563eb;--accent-strong:#1d4ed8;--accent-contrast:#fff;--accent-soft:color-mix(in srgb, var(--accent) 8%, transparent);--radius:3px;--radius-sm:2px;--shadow-focus:0 0 0 3px var(--accent-soft);--font:"IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--font-mono:"IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace}:root[data-theme=dark]{--bg:#0c0c0d;--bg-alt:#16171b;--surface:#1e1f24;--text:#f4f4f5;--text-2:#c6c6cc;--text-muted:#9ba1a9;--line:#34353c;--line-strong:#45464e;--accent:#5b8def;--accent-strong:#7aa3f2;--accent-contrast:#0a0a0c;--accent-soft:color-mix(in srgb, var(--accent) 14%, transparent);--shadow-focus:0 0 0 3px var(--accent-soft)}@media 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