:root{--bg: #ffffff;--bg-soft: #f6f6f4;--fg: #191919;--fg-secondary: #4b4b4b;--fg-muted: #8a8a86;--accent: #d1491f;--accent-hover: #b03a15;--hairline: #ebebe8;--chip-bg: #f2f2ef;--code-bg: #f4f4f2;--shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 8px 24px rgba(0, 0, 0, .06);--font-sans: "Inter", "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif}@media(prefers-color-scheme:dark){:root{--bg: #101012;--bg-soft: #18181b;--fg: #ededec;--fg-secondary: #b9b9b5;--fg-muted: #82827e;--accent: #ff7a4d;--accent-hover: #ff9670;--hairline: #26262a;--chip-bg: #1f1f23;--code-bg: #1c1c20;--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px rgba(0, 0, 0, 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