@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:400;src:url(./files/ibm-plex-sans-cyrillic-ext-400-normal.woff2) format("woff2"),url(./files/ibm-plex-sans-cyrillic-ext-400-normal.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:400;src:url(./files/ibm-plex-sans-cyrillic-400-normal.woff2) format("woff2"),url(./files/ibm-plex-sans-cyrillic-400-normal.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:400;src:url(./files/ibm-plex-sans-greek-400-normal.woff2) format("woff2"),url(./files/ibm-plex-sans-greek-400-normal.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:400;src:url(./files/ibm-plex-sans-vietnamese-400-normal.woff2) format("woff2"),url(./files/ibm-plex-sans-vietnamese-400-normal.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:400;src:url(./files/ibm-plex-sans-latin-ext-400-normal.woff2) format("woff2"),url(./files/ibm-plex-sans-latin-ext-400-normal.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,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 Sans;font-style:normal;font-display:swap;font-weight:400;src:url(./files/ibm-plex-sans-latin-400-normal.woff2) format("woff2"),url(./files/ibm-plex-sans-latin-400-normal.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,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 Sans;font-style:normal;font-display:swap;font-weight:500;src:url(./files/ibm-plex-sans-cyrillic-ext-500-normal.woff2) format("woff2"),url(./files/ibm-plex-sans-cyrillic-ext-500-normal.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:500;src:url(./files/ibm-plex-sans-cyrillic-500-normal.woff2) format("woff2"),url(./files/ibm-plex-sans-cyrillic-500-normal.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:500;src:url(./files/ibm-plex-sans-greek-500-normal.woff2) format("woff2"),url(./files/ibm-plex-sans-greek-500-normal.woff) format("woff");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:500;src:url(./files/ibm-plex-sans-vietnamese-500-normal.woff2) format("woff2"),url(./files/ibm-plex-sans-vietnamese-500-normal.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Sans;font-style:normal;font-display:swap;font-weight:500;src:url(./files/ibm-plex-sans-latin-ext-500-normal.woff2) format("woff2"),url(./files/ibm-plex-sans-latin-ext-500-normal.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,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 Sans;font-style:normal;font-display:swap;font-weight:500;src:url(./files/ibm-plex-sans-latin-500-normal.woff2) format("woff2"),url(./files/ibm-plex-sans-latin-500-normal.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,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 Serif";font-style:normal;font-display:swap;font-weight:400;src:url(./files/ibm-plex-serif-cyrillic-ext-400-normal.woff2) format("woff2"),url(./files/ibm-plex-serif-cyrillic-ext-400-normal.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:"IBM Plex Serif";font-style:normal;font-display:swap;font-weight:400;src:url(./files/ibm-plex-serif-cyrillic-400-normal.woff2) format("woff2"),url(./files/ibm-plex-serif-cyrillic-400-normal.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:"IBM Plex Serif";font-style:normal;font-display:swap;font-weight:400;src:url(./files/ibm-plex-serif-vietnamese-400-normal.woff2) format("woff2"),url(./files/ibm-plex-serif-vietnamese-400-normal.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:"IBM Plex Serif";font-style:normal;font-display:swap;font-weight:400;src:url(./files/ibm-plex-serif-latin-ext-400-normal.woff2) format("woff2"),url(./files/ibm-plex-serif-latin-ext-400-normal.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,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 Serif";font-style:normal;font-display:swap;font-weight:400;src:url(./files/ibm-plex-serif-latin-400-normal.woff2) format("woff2"),url(./files/ibm-plex-serif-latin-400-normal.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,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 Serif";font-style:italic;font-display:swap;font-weight:400;src:url(./files/ibm-plex-serif-cyrillic-ext-400-italic.woff2) format("woff2"),url(./files/ibm-plex-serif-cyrillic-ext-400-italic.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:"IBM Plex Serif";font-style:italic;font-display:swap;font-weight:400;src:url(./files/ibm-plex-serif-cyrillic-400-italic.woff2) format("woff2"),url(./files/ibm-plex-serif-cyrillic-400-italic.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:"IBM Plex Serif";font-style:italic;font-display:swap;font-weight:400;src:url(./files/ibm-plex-serif-vietnamese-400-italic.woff2) format("woff2"),url(./files/ibm-plex-serif-vietnamese-400-italic.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:"IBM Plex Serif";font-style:italic;font-display:swap;font-weight:400;src:url(./files/ibm-plex-serif-latin-ext-400-italic.woff2) format("woff2"),url(./files/ibm-plex-serif-latin-ext-400-italic.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,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 Serif";font-style:italic;font-display:swap;font-weight:400;src:url(./files/ibm-plex-serif-latin-400-italic.woff2) format("woff2"),url(./files/ibm-plex-serif-latin-400-italic.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,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(./files/ibm-plex-mono-cyrillic-ext-400-normal.woff2) format("woff2"),url(./files/ibm-plex-mono-cyrillic-ext-400-normal.woff) format("woff");unicode-range:U+0460-052F,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(./files/ibm-plex-mono-cyrillic-400-normal.woff2) format("woff2"),url(./files/ibm-plex-mono-cyrillic-400-normal.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(./files/ibm-plex-mono-vietnamese-400-normal.woff2) format("woff2"),url(./files/ibm-plex-mono-vietnamese-400-normal.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(./files/ibm-plex-mono-latin-ext-400-normal.woff2) format("woff2"),url(./files/ibm-plex-mono-latin-ext-400-normal.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,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(./files/ibm-plex-mono-latin-400-normal.woff2) format("woff2"),url(./files/ibm-plex-mono-latin-400-normal.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--font-sans: "IBM Plex Sans", system-ui, sans-serif;--font-serif: "IBM Plex Serif", Georgia, serif;--font-mono: "IBM Plex Mono", ui-monospace, monospace;--color-bg: #ffffff;--color-fg: #111111;--color-muted: #6a6a6a;--color-rule: #d8d8d8;--color-selection: #d72638;--max-body: 56rem;--max-text: 40rem;--max-header: 30rem;--page-max: 84rem;--page-padding: 8rem 3rem 6rem}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--color-bg);color:var(--color-fg);font-family:var(--font-sans);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::selection{background:var(--color-selection);color:#fff}a{color:inherit;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}a:hover{color:var(--color-muted)}.serif{font-family:var(--font-serif)}.mono{font-family:var(--font-mono);font-size:.85em;letter-spacing:.01em}.nav{font-family:var(--font-sans);font-size:13px;text-transform:uppercase;letter-spacing:.08em;padding:1.5rem 2rem;display:flex;justify-content:space-between}.nav a{text-decoration:none}.lang-switch{font-family:var(--font-mono);font-size:12px}body[data-variant=fullpage]{overflow:hidden}body[data-variant=fullpage] main{height:100vh;overflow-y:scroll;scroll-snap-type:y mandatory}.nav{position:fixed;top:0;left:0;right:0;z-index:10;background:#ffffffe0;backdrop-filter:blur(6px);font-family:var(--font-sans);font-size:12px;text-transform:uppercase;letter-spacing:.08em;padding:1.2rem 2rem;display:flex;justify-content:space-between;align-items:baseline}.nav a{text-decoration:none;color:inherit;transition:color .2s}.nav a:hover{color:var(--color-selection)}.nav-right{display:flex;gap:.6rem;align-items:baseline}.nav-right .sep{color:var(--color-muted)}.lang-switch{font-family:var(--font-sans);font-size:12px;text-transform:uppercase;letter-spacing:.08em}.lang-current{color:var(--color-fg)}.lang-sep{color:var(--color-muted)}.lang-other{color:var(--color-muted);transition:color .2s}.lang-other:hover{color:var(--color-selection)}.footer{position:fixed;bottom:0;left:0;right:0;z-index:10;background:#ffffffe0;backdrop-filter:blur(6px);font-family:var(--font-sans);font-size:12px;text-transform:uppercase;letter-spacing:.08em;padding:1.2rem 2rem;display:grid;grid-template-columns:1fr auto 1fr;gap:2rem;align-items:baseline;opacity:0;pointer-events:none;transition:opacity .25s ease}.footer.show{opacity:1;pointer-events:auto}.footer a{text-decoration:none;color:inherit;transition:color .2s}.footer a:hover{color:var(--color-selection)}.footer .foot-prev{text-align:left}.footer .foot-next{text-align:right}.footer .top-link{text-align:center}.footer em{font-family:var(--font-serif);font-style:italic;text-transform:none;letter-spacing:0;font-size:.95rem;color:var(--color-fg)}body[data-variant=fullpage] .footer{display:none}.nav-burger{display:none;background:none;border:0;padding:0;margin:0;cursor:pointer;font-family:var(--font-sans);color:var(--color-fg)}@media(max-width:768px){.nav{padding:1rem 1.25rem;align-items:center}.nav .brand{font-size:11px;letter-spacing:.06em;max-width:70%;line-height:1.3}.nav-burger{display:block;font-size:24px;line-height:1;padding:.4rem;user-select:none;-webkit-tap-highlight-color:transparent}.nav-right{display:none;position:fixed;top:3.4rem;left:0;right:0;bottom:0;background:#fff;flex-direction:column;gap:0;padding:0;align-items:stretch;z-index:9;overflow-y:auto}body[data-menu=open] .nav-right{display:flex}.nav-right>a,.nav-right>.lang-switch{width:100%;text-align:center;padding:1.4rem 1.25rem;border-bottom:1px solid var(--color-rule);font-size:13px;letter-spacing:.12em}.nav-right .sep{display:none}.nav-right .lang-switch{font-size:13px;letter-spacing:.12em}.footer{grid-template-columns:1fr;padding:1rem 1.25rem}.footer .foot-prev,.footer .foot-next{display:none}.footer .top-link{text-align:center;font-size:11px}}