:root{--bg:#ffffff;--surface:#f6f6f8;--soft:#f4f4f5;--text:#0d0d0d;--body:#1f1f23;--muted:#6b6b76;--faint:#8a8a96;--border:#e3e3e3;--line:#ececec;--accent:#4b4bb8;--accent-soft:#eeeefb;--primary:#2f6fe4;--primary-soft:#eaf1fe;--primary-text:#2f63d8;--accent-text:#ffffff;--ink:#0d0d0d;--ink-text:#ffffff;--disabled:#d4d4d8;--shadow:0 2px 12px rgba(0,0,0,0.06)}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#17171a;--surface:#202024;--soft:#26262b;--text:#f4f4f5;--body:#e4e4e7;--muted:#a1a1aa;--faint:#8a8a96;--border:#34343a;--line:#2a2a2f;--accent:#9a9af0;--accent-soft:#2a2a45;--primary:#4b87f0;--primary-soft:#1f2a44;--primary-text:#8fb3f6;--accent-text:#17171a;--ink:#f4f4f5;--ink-text:#17171a;--disabled:#3f3f46;--shadow:0 2px 12px rgba(0,0,0,0.4)}}*{box-sizing:border-box}body,html{margin:0;background:var(--bg);color:var(--text);font-family:Noto Sans SC,-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans 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