:root{--bg:#f4f1ea;--bg-deep:#ebe5da;--surface:#fff;--surface-2:#faf7f2;--surface-3:#f2ece3;--line:#e8e0d4;--line-strong:#d9cec0;--ink:#2a211c;--ink-2:#5f5248;--ink-3:#8b7d70;--muted:#a99c8f;--primary:#8a5a36;--primary-strong:#6d4426;--primary-soft:#f3e6d8;--accent:#d99a5b;--accent-soft:#fbf0e2;--success:#3f8a68;--success-soft:#e8f4ee;--warning:#c9822d;--warning-soft:#fbf1e2;--danger:#c4554d;--danger-soft:#faebea;--info:#537a9e;--info-soft:#eaf1f7;--shadow-xs:0 1px 2px #2a211c0d;--shadow-sm:0 4px 14px #2a211c0f;--shadow-md:0 16px 40px #2a211c1a;--shadow-lg:0 28px 70px #2a211c29;--radius-sm:8px;--radius:12px;--radius-lg:16px;--radius-xl:22px;--sidebar-w:244px;--sidebar-w-collapsed:78px;--header-h:66px;--font-sans:"Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;--font-serif:"Georgia", "Songti SC", "STSong", "SimSun", serif;--font-mono:"SFMono-Regular", "Consolas", "Liberation Mono", 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