:root{--bg:#fff;--gray:#f5f5f7;--gray-2:#e8e8ed;--ink:#1d1d1f;--ink-2:#424245;--muted:#6e6e73;--line:#d2d2d7;--dark:#000;--dark-2:#161617;--dark-3:#1d1d1f;--blue:#0071e3;--link:#06c;--link-dark:#2997ff;--ai:linear-gradient(90deg, #2997ff 0%, #8e5cff 30%, #ff4f8b 62%, #ff9f0a 100%);--ai-conic:conic-gradient(from var(--a,0deg), #2997ff, #8e5cff, #ff4f8b, #ff9f0a, #2997ff);--r:18px;--r-lg:28px;--font:-apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "PingFang TC", "Inter", "Noto Sans TC", "Helvetica Neue", "Microsoft JhengHei", Arial, sans-serif;--paper:#fff;--muted-2:#86868b;--gold:#06c;--gold-soft:#e8f1fc;--font-sans:var(--font);--font-serif:var(--font);--font-latin:var(--font);--radius:var(--r);--radius-lg:var(--r-lg);--shadow:0 4px 24px #0000000f;--shadow-lg:0 20px 50px #0000001f;--teal:#0a7d60;--teal-soft:#e3f4ee;--coral:#e3342f;--coral-soft:#fdeaea;--indigo:#5856d6;--violet:#af52de}@property 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