@font-face{font-family:KeysSans;src:url('/assets/sans.woff') format('woff');font-display:swap;font-weight:100 900}
@font-face{font-family:KeysSerif;src:url('/assets/serif.woff') format('woff');font-display:swap;font-weight:100 900}
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/* KEYS AI official website / September 2026 */
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