@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/archivo-vietnamese-400-normal.BF4g3tCF.woff2)format("woff2"),url(/_astro/archivo-vietnamese-400-normal.FGOLYM1a.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/archivo-latin-ext-400-normal.B5tPZzqW.woff2)format("woff2"),url(/_astro/archivo-latin-ext-400-normal.DrmqtLj6.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/archivo-latin-400-normal.C81ewxNO.woff2)format("woff2"),url(/_astro/archivo-latin-400-normal.Bl602Mgc.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:500;src:url(/_astro/archivo-vietnamese-500-normal.k0drYPZA.woff2)format("woff2"),url(/_astro/archivo-vietnamese-500-normal.7W3lD2kQ.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:500;src:url(/_astro/archivo-latin-ext-500-normal.RFhg4CpD.woff2)format("woff2"),url(/_astro/archivo-latin-ext-500-normal.D7mXw3Kz.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:500;src:url(/_astro/archivo-latin-500-normal.CGugC8dq.woff2)format("woff2"),url(/_astro/archivo-latin-500-normal.pkzA7jw9.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:700;src:url(/_astro/archivo-vietnamese-700-normal.nuAQAQa7.woff2)format("woff2"),url(/_astro/archivo-vietnamese-700-normal.Bz2vkKqq.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:700;src:url(/_astro/archivo-latin-ext-700-normal.DD_nkw6b.woff2)format("woff2"),url(/_astro/archivo-latin-ext-700-normal.CgyfnKjw.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Archivo;font-style:normal;font-display:swap;font-weight:700;src:url(/_astro/archivo-latin-700-normal.D9cHMWGj.woff2)format("woff2"),url(/_astro/archivo-latin-700-normal.lT5TFe7H.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/ibm-plex-mono-cyrillic-ext-400-normal.xuaO2J-f.woff2)format("woff2"),url(/_astro/ibm-plex-mono-cyrillic-ext-400-normal.DMdlQ8Kv.woff)format("woff");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/ibm-plex-mono-cyrillic-400-normal.BSMlKf0J.woff2)format("woff2"),url(/_astro/ibm-plex-mono-cyrillic-400-normal.CEL4l2ZJ.woff)format("woff");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/ibm-plex-mono-vietnamese-400-normal.BulugwFq.woff2)format("woff2"),url(/_astro/ibm-plex-mono-vietnamese-400-normal.DDuiU_S-.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/ibm-plex-mono-latin-ext-400-normal.BmRBH3aV.woff2)format("woff2"),url(/_astro/ibm-plex-mono-latin-ext-400-normal.D3D2R8hC.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/ibm-plex-mono-latin-400-normal.DMJ8VG8y.woff2)format("woff2"),url(/_astro/ibm-plex-mono-latin-400-normal.CvHOgSBP.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--ink:#111;--gray-text:#5f5f5f;--gray-deco:#8e8e8e;--hair:#e4e4e4;--soft:#f7f7f5;--tile:#f2f2ef;--acc:#f4511e;--acc-text:#c2410c;--bg:#fff;--font-latin:"Archivo", system-ui, sans-serif;--font-mono:"IBM Plex Mono", ui-monospace, monospace;--font-cjk:"PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;--nav-h:64px;--gutter:32px;--content-w:1120px;--read-w:720px}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--ink);font-family:var(--font-latin), var(--font-cjk);margin:0;font-size:15.5px;line-height:1.85;overflow-x:hidden}a{color:inherit;text-decoration:none}.wrap{max-width:var(--content-w);padding:0 var(--gutter);margin:0 auto}.split{grid-template-columns:minmax(0,1fr) 240px;align-items:start;gap:56px;display:grid}.hair{border-top:1px solid var(--hair)}.mono{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--gray-text);font-size:10.5px}.tab{height:var(--nav-h);border-bottom:1px solid var(--hair);align-items:center;display:flex}.tab>.wrap{width:100%}.tab a{color:var(--gray-text);margin-right:28px;font-size:14px;position:relative}.tab a[aria-current=page]{color:var(--ink);font-weight:700}.tab a[aria-current=page]:after{content:"";background:var(--acc);height:2px;position:absolute;bottom:-21px;left:0;right:0}@media (width<=820px){:root{--nav-h:56px;--gutter:18px}body{font-size:15px;line-height:1.85}.tab a{margin-right:18px;font-size:13px}.tab a[aria-current=page]:after{bottom:-18px}.split{grid-template-columns:1fr;gap:0}.sidebar-slot{display:none}}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}