:root{--bg:#fbfaf7;--surface:#fff;--surface-soft:#f4f6fa;--surface-strong:#eef1f6;--ink:#17191d;--ink-secondary:#555b66;--ink-tertiary:#858c98;--line:#e4e8ef;--blue:#2f6fed;--blue-hover:#1d57c8;--max-width:1180px;--shadow:0 16px 60px #14244614;color-scheme:light}:root[data-theme=dark]{color-scheme:dark;--bg:#111318;--surface:#181b21;--surface-soft:#151820;--surface-strong:#1c2028;--ink:#f4f6f8;--ink-secondary:#b7bec9;--ink-tertiary:#7d8694;--line:#2a3039;--blue:#6ea0ff;--blue-hover:#8ab3ff;--shadow:0 16px 60px #0000003d}*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{background:var(--bg);color:var(--ink);font-family:var(--font-body,Inter), ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;margin:0;line-height:1.55;overflow-x:hidden}a{color:inherit}button{font:inherit}.site-header{z-index:100;background:color-mix(in srgb, var(--bg) 84%, transparent);border-bottom:1px solid color-mix(in srgb, var(--line) 88%, 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