:root{--bg:#fafaf8;--surface:#fff;--surface-muted:#f5f4f1;--ink:#1c1917;--ink-soft:#78716c;--ink-muted:#a8a29e;--accent:#b45309;--accent-light:#fef3c7;--accent-soft:#f59e0b;--line:rgba(28,25,23,.08);--line-strong:rgba(28,25,23,.14);--shadow-sm:0 1px 3px rgba(0,0,0,.04),0 1px 2px rgba(0,0,0,.06);--shadow-md:0 4px 16px rgba(0,0,0,.06),0 1px 4px rgba(0,0,0,.04);--shadow-lg:0 12px 40px rgba(0,0,0,.08),0 2px 8px rgba(0,0,0,.04);--radius-xl:20px;--radius-lg:16px;--radius-md:12px;--radius-sm:8px;--font-serif:Georgia,"Times New Roman",ui-serif,serif;--font-sans:-apple-system,BlinkMacSystemFont,"SF Pro 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