@font-face{font-family:Montserrat Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(../media/montserrat-cyrillic-ext-wght-normal.2o1we4cyifizp.woff2)format("woff2-variations");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Montserrat Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(../media/montserrat-cyrillic-wght-normal.02nrdwvzz4n33.woff2)format("woff2-variations");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Montserrat Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(../media/montserrat-vietnamese-wght-normal.0qwmmqx7nw3cz.woff2)format("woff2-variations");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:Montserrat Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(../media/montserrat-latin-ext-wght-normal.1639pre6tojhv.woff2)format("woff2-variations");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:Montserrat Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(../media/montserrat-latin-wght-normal.0hdmpb0t8jz-y.woff2)format("woff2-variations");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{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}html,body{min-width:0;min-height:100%;margin:0}body{background:#121212}body:has(#problem-tools-root){background:#090909}body:has(#problem-management-root){background:#060606}
:root{--font-montserrat:"Montserrat Variable";--problem-site-header-height:71px;--problem-site-header-offset:calc(var(--problem-site-header-height) + env(safe-area-inset-top,0px));--problem-brand-red:#d3534a;--problem-brand-background:#121212;--problem-sidebar-width:15rem;--problem-workspace-topbar-height:4rem;--problem-content-gutter:clamp(1.5rem, 2.2vw, 2rem);--problem-content-gutter-mobile:1rem;--problem-control-height:2.75rem}#header.problem-header,#header.problem-header *{box-sizing:border-box}#header.problem-header{z-index:100;width:100%;height:var(--problem-site-header-offset);padding:env(safe-area-inset-top,0px) 0 0;color:var(--problem-brand-red);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#121212f0;border:0;margin:0;font-family:Montserrat Variable,Montserrat,sans-serif;font-size:16px;font-weight:400;line-height:1.5;display:block;position:fixed;inset:0 0 auto}#header.problem-header[data-menu-open=true]{z-index:10000}#header.problem-header .problem-header-inner{z-index:3;width:100%;height:var(--problem-site-header-height);padding:0 max(3.05vw, env(safe-area-inset-right)) 0 max(3.05vw, env(safe-area-inset-left));justify-content:space-between;align-items:center;display:flex;position:relative}#header .problem-desktop-nav{align-items:center;gap:20px;display:flex}#header .problem-desktop-nav a{min-height:var(--problem-control-height);color:inherit;font:inherit;letter-spacing:0;text-transform:none;white-space:nowrap;opacity:1;align-items:center;padding:0;text-decoration:none;transition:opacity .18s;display:inline-flex;position:relative}#header .problem-desktop-nav a:after{content:"";opacity:0;transform-origin:0;background:currentColor;height:1px;transition:opacity .18s,transform .18s;position:absolute;inset:auto 0 8px;transform:scaleX(0)}#header .problem-desktop-nav a:is(:hover,:focus-visible,[aria-current=page]){opacity:1}#header .problem-desktop-nav a:is(:hover,:focus-visible,[aria-current=page]):after{opacity:.7;transform:scaleX(1)}#header .problem-wordmark{width:175px;height:var(--problem-control-height);align-items:center;padding:0;line-height:0;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}#header .problem-wordmark img{object-fit:contain;width:100%;height:25px;display:block}#header .problem-socials,#header .problem-mobile-socials{align-items:center;gap:0;display:flex}#header .problem-socials{margin-right:-12px}#header :is(.problem-socials,.problem-mobile-socials) a{width:var(--problem-control-height);height:var(--problem-control-height);color:inherit;opacity:.9;place-items:center;line-height:1;text-decoration:none;display:grid}#header :is(.problem-socials,.problem-mobile-socials) svg{fill:currentColor;width:20px;height:20px;display:block}#header .problem-menu-button,#header .problem-mobile-menu{display:none}#header :is(a,button):focus-visible{outline-offset:4px;outline:2px solid}@media (max-width:1080px){html.problem-menu-open,html.problem-menu-open body{overscroll-behavior:none;overflow:hidden}#header.problem-header{isolation:isolate;background:var(--problem-brand-background);-webkit-backdrop-filter:none;backdrop-filter:none}#header.problem-header .problem-header-inner{padding-inline:max(6vw, env(safe-area-inset-left)) max(6vw, env(safe-area-inset-right));background:var(--problem-brand-background)}#header .problem-desktop-nav,#header .problem-socials{display:none}#header .problem-wordmark{width:clamp(119px,31vw,138px);position:static;transform:none}#header .problem-wordmark img{height:auto}#header .problem-menu-button{z-index:3;width:var(--problem-control-height);height:var(--problem-control-height);color:inherit;cursor:pointer;background:0 0;border:0;border-radius:0;place-content:center;gap:11px;margin:0;padding:4px;display:grid;position:relative}#header .problem-menu-button span{background:currentColor;width:35px;height:1px;transition:transform .18s;display:block}#header .problem-menu-button[aria-expanded=true] span:first-child{transform:translateY(6px)rotate(45deg)scaleX(.82)}#header .problem-menu-button[aria-expanded=true] span:last-child{transform:translateY(-6px)rotate(-45deg)scaleX(.82)}#header .problem-mobile-menu{z-index:2;width:100%;height:100dvh;padding:calc(var(--problem-site-header-offset) + clamp(20px, 4dvh, 42px)) max(6vw, env(safe-area-inset-right)) max(28px, calc(18px + env(safe-area-inset-bottom))) max(6vw, env(safe-area-inset-left));overscroll-behavior:contain;background:var(--problem-brand-background);opacity:0;pointer-events:none;visibility:hidden;grid-template-rows:minmax(min-content,1fr) auto;gap:24px;transition:opacity .18s,transform .18s,visibility 0s linear .18s;display:grid;position:fixed;inset:0;overflow-y:auto;transform:translateY(-8px)}#header .problem-mobile-menu[data-open=true]{opacity:1;pointer-events:auto;visibility:visible;transition-delay:0s;transform:none}#header .problem-mobile-menu nav{flex-direction:column;justify-content:center;align-items:flex-start;display:flex}#header .problem-mobile-menu nav a{min-height:var(--problem-control-height);color:inherit;letter-spacing:0;overflow-wrap:anywhere;padding:clamp(10px,2.3dvh,20px) 0;font-size:clamp(32px,8.5vmin,42px);font-weight:400;line-height:1.15;text-decoration:none}#header .problem-mobile-menu nav a[aria-current=page]{text-underline-offset:8px;text-decoration:underline;text-decoration-thickness:1px}#header .problem-mobile-socials{gap:4px}#header .problem-mobile-socials svg{width:25px;height:25px}}@media (max-width:767px){:root{--problem-site-header-height:72px}#header.problem-header .problem-header-inner{padding-right:max(18px, env(safe-area-inset-right));padding-left:max(18px, env(safe-area-inset-left))}}@media (max-width:1080px) and (max-height:560px){#header .problem-mobile-menu{padding-top:calc(var(--problem-site-header-offset) + 10px);padding-bottom:max(16px, env(safe-area-inset-bottom));gap:12px}#header .problem-mobile-menu nav{justify-content:flex-start}#header .problem-mobile-menu nav a{padding:8px 0;font-size:30px}}@media (prefers-reduced-motion:reduce){#header.problem-header *{transition:none}}