:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}body{margin:0}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}*{box-sizing:border-box}html,body,#root{width:100%;min-height:100%;margin:0}body{color:#fff;background:#050509;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input{font:inherit}button{cursor:pointer}.app{background:radial-gradient(42% 28% at 50% 100%,#bc42193d 0%,#91301721 28%,#0000 72%),radial-gradient(at 50% 42%,#5b2a9152 0%,#2d144c2e 28%,#0000 58%),radial-gradient(at 18% 78%,#b44e2621,#0000 34%),radial-gradient(at 84% 18%,#6f2ba02e,#0000 34%),linear-gradient(#030305 0%,#090611 48%,#030306 100%);width:100%;min-height:100vh;position:relative;overflow:hidden}.app:before{content:"";filter:blur(8px);pointer-events:none;z-index:0;background:radial-gradient(circle,#b874ff21 0%,#7834bd14 28%,#0000 67%),radial-gradient(38% 18% at 50% 88%,#ff702a26,#ae3d1b0d 38%,#0000 75%);border-radius:50%;width:850px;height:850px;position:fixed;top:42%;left:50%;transform:translate(-50%,-50%)}.app:after{content:"";pointer-events:none;z-index:0;filter:blur(.2px);background:radial-gradient(7% 18% at 83% 38%,#aea0d20b,#0000 72%),radial-gradient(18% 5% at 83% 42%,#aea0d209,#0000 72%),radial-gradient(9% 20% at 76% 42%,#aea0d209,#0000 75%),radial-gradient(9% 20% at 90% 42%,#aea0d209,#0000 75%),linear-gradient(90deg,#0000 0% 31%,#0a090db8 36%,#181419e6 41%,#07060af0 59%,#171217d1 64%,#0000 70% 100%),radial-gradient(19% 10% at 50% 88%,#ff662338 0%,#d740141a 30%,#0000 72%),radial-gradient(10% 24% at 50% 76%,#ff762d12,#0000 72%),radial-gradient(circle at 42% 72%,#ffb1538c 0 1px,#0000 2px),radial-gradient(circle at 58% 68%,#ffbe5e73 0 1px,#0000 2px),radial-gradient(circle at 47% 81%,#ff993e80 0 1px,#0000 2px),radial-gradient(circle at 64% 75%,#ffb44d6b 0 1px,#0000 2px),linear-gradient(105deg,#0000 0% 30%,#b45cff09 42%,#0000 54% 100%),linear-gradient(75deg,#0000 0% 45%,#ffad4406 55%,#0000 68%);position:fixed;inset:0}.home-screen{z-index:1;justify-content:center;align-items:center;width:100%;min-height:100vh;padding:30px 20px;display:flex;position:relative}.home-wrapper{text-align:center;-webkit-backdrop-filter:blur(8px);background:radial-gradient(at 50% 0,#7737a821,#0000 55%);border:1px solid #ffffff14;border-radius:28px;width:min(900px,100%);padding:55px 45px 48px;position:relative;box-shadow:0 0 0 1px #974ecf08,0 30px 100px #000000b8,0 0 70px #692e9721}.home-wrapper:before{content:"";background:linear-gradient(90deg,#0000,#d69dffe6,#0000);width:280px;height:2px;position:absolute;top:-1px;left:50%;transform:translate(-50%);box-shadow:0 0 18px #c170ffbf,0 0 40px #9e45dc59}.home-wrapper h1{letter-spacing:5px;text-transform:uppercase;color:#fff;text-shadow:0 2px #8d6b38,0 4px #5c421e,0 0 12px #ffd88966,0 0 35px #ad5beb52;margin:0;font-size:clamp(48px,9vw,86px);font-weight:950;line-height:.95;position:relative}.home-wrapper h1:after{content:"";background:linear-gradient(90deg,#0000,#d5a84f,#fff1b0,#d5a84f,#0000);border-radius:999px;width:190px;height:3px;margin:23px auto 0;display:block;box-shadow:0 0 12px #e5b54fbf,0 0 30px #ae68df40}.subtitle{letter-spacing:5px;color:#ffffffb8;text-transform:uppercase;margin-top:25px;margin-bottom:32px;font-size:17px;font-weight:800}.language-buttons{grid-template-columns:repeat(4,1fr);gap:15px;margin-top:30px;display:grid}.language-buttons button{color:#fff;letter-spacing:.5px;background:linear-gradient(145deg,#ffffff13,#ffffff06);border:1px solid #ffffff21;border-radius:18px;min-height:94px;font-size:17px;font-weight:800;transition:transform .22s,border-color .22s,box-shadow .22s,background .22s;position:relative;box-shadow:inset 0 1px #ffffff17,0 12px 30px #0000006b}.language-buttons button:before{content:"";opacity:.45;background:#ffffff4d;height:1px;position:absolute;top:0;left:20%;right:20%}.language-buttons button:hover{background:linear-gradient(145deg,#7e47a752,#572a742e);border-color:#e0be7099;transform:translateY(-7px)scale(1.025);box-shadow:0 18px 40px #00000085,0 0 30px #9a4bce2e,inset 0 1px #ffffff29}.language-buttons button:active{transform:translateY(-2px)scale(1)}.name-input{color:#fff;text-align:center;background:linear-gradient(#ffffff0e,#0000004d);border:1px solid #dcad5247;border-radius:16px;outline:none;width:100%;height:64px;padding:0 20px;font-size:19px;box-shadow:inset 0 1px #ffffff0f,0 12px 35px #00000059}.name-input::placeholder{color:#ffffff59}.name-input:focus{border-color:#ddb157b8;box-shadow:0 0 0 3px #d4a95014,0 0 30px #cc99391f}.main-button{color:#fff9e9;letter-spacing:2px;background:linear-gradient(135deg,#a56b1d,#d6a743 45%,#8f5a18);border:1px solid #ffd77e8c;border-radius:16px;width:100%;min-height:64px;margin-top:18px;font-size:18px;font-weight:900;transition:transform .2s,box-shadow .2s;box-shadow:0 12px 35px #00000073,0 0 25px #d3a34526,inset 0 1px #fff2bf66}.main-button:hover:not(:disabled){transform:translateY(-4px);box-shadow:0 18px 42px #0000008c,0 0 35px #dca94447,inset 0 1px #fff2bf80}.main-button:disabled{opacity:.35;cursor:not-allowed}.levels-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.level-card{color:#fff;background:linear-gradient(145deg,#ffffff12,#ffffff06);border:1px solid #ffffff1c;border-radius:22px;min-height:255px;padding:24px 18px;transition:transform .2s,box-shadow .2s,border-color .2s;box-shadow:0 15px 40px #0000006b}.level-card:hover{border-color:#dbaf5566;transform:translateY(-8px);box-shadow:0 22px 48px #0000008c,0 0 25px #8c49ba1f}.level-number,.theme-number{letter-spacing:2px;color:#dcb35bb3;font-size:15px;font-weight:900}.level-icon{margin:18px 0 12px;font-size:48px}.level-title{letter-spacing:1px;font-size:21px;font-weight:900}.level-description{color:#ffffff8f;margin-top:11px;font-size:18px;line-height:1.45}.level-easy{background:radial-gradient(circle at 50% 0,#309d6338,#0000 65%),#ffffff09}.level-medium{background:radial-gradient(circle at 50% 0,#db6f2d3d,#0000 65%),#ffffff09}.level-hard{background:radial-gradient(circle at 50% 0,#994ccd47,#0000 65%),#ffffff09}.themes-wrapper{width:min(1100px,100%)}.themes-grid{grid-template-columns:repeat(3,1fr);gap:15px;display:grid}.theme-card{text-align:left;color:#fff;background:linear-gradient(145deg,#ffffff12,#ffffff06);border:1px solid #ffffff1a;border-radius:20px;min-height:190px;padding:20px;transition:transform .2s,box-shadow .2s,border-color .2s;box-shadow:0 12px 32px #0006}.theme-card:hover{border-color:#dcb05866;transform:translateY(-7px);box-shadow:0 20px 45px #0000008c,0 0 25px #9a4acd1f}.theme-icon{margin:16px 0 12px;font-size:38px}.theme-name{font-size:17px;font-weight:800;line-height:1.25}.theme-label{letter-spacing:1.5px;color:#ffffff6b;margin-top:9px;font-size:11px;font-weight:700}.navigation-buttons{justify-content:center;gap:12px;margin-top:28px;display:flex}.change-language-button,.result-menu-button{color:#ffffffad;background:#ffffff09;border:1px solid #ffffff1a;border-radius:13px;padding:12px 20px;font-size:13px;font-weight:700;transition:transform .2s,border-color .2s,background .2s}.change-language-button:hover,.result-menu-button:hover{background:#ffffff13;border-color:#daae5766;transform:translateY(-2px)}.quiz-screen{z-index:1;justify-content:center;min-height:100vh;padding:25px 20px 40px;display:flex;position:relative}.quiz-wrapper{width:min(1000px,100%)}.quiz-top{grid-template-columns:1fr auto 1fr;align-items:center;gap:15px;margin-bottom:20px;display:grid}.quiz-counter,.quiz-timer,.quiz-mistakes{background:#08070ed1;border:1px solid #daae5729;border-radius:13px;padding:10px 16px;font-weight:800;box-shadow:0 8px 24px #00000059}.quiz-counter{justify-self:start}.quiz-timer{color:#f2d17b;justify-self:center}.quiz-mistakes{justify-self:end}.quiz-theme{text-align:center;color:#ffffffb3;margin-bottom:18px;font-size:15px;font-weight:700}.question-card{text-align:center;background:radial-gradient(at 50% 0,#6f329726,#0000 60%),#07060ce6;border:1px solid #d6a64c26;border-radius:24px;padding:35px 28px;box-shadow:0 22px 55px #0000008c,inset 0 1px #ffffff0a}.question-number{letter-spacing:3px;color:#d7a94f;text-shadow:0 0 15px #d7a94f66;margin-bottom:14px;font-size:18px;font-weight:900}.question-card h2{color:#fff;-webkit-text-fill-color:#fff;forced-color-adjust:none;margin:0;font-size:clamp(22px,4vw,34px);line-height:1.3}.question-reference{color:#ffffff85;margin-top:18px;font-size:14px}.answers-grid{grid-template-columns:repeat(2,1fr);gap:14px;margin-top:18px;display:grid}.answer-button{color:#fff;text-align:left;background:linear-gradient(145deg,#ffffff0f,#ffffff05);border:1px solid #ffffff1a;border-radius:17px;align-items:center;gap:15px;min-height:76px;padding:14px 18px;transition:transform .18s,background .18s,border-color .18s;display:flex}.answer-button:hover:not(:disabled){background:linear-gradient(145deg,#703f9740,#ffffff09);border-color:#d6aa4e6b;transform:translateY(-3px)}.answer-button:disabled{cursor:default}.answer-number{color:#dcb15d;background:#d3a54c17;border-radius:11px;justify-content:center;align-items:center;min-width:42px;height:42px;font-weight:900;display:flex}.answer-text{font-size:16px;font-weight:650}.answer-correct{background:#1b875352!important;border-color:#4ae09199!important}.answer-wrong{background:#aa283557!important;border-color:#ff52639e!important}.quiz-footer{text-align:center;margin-top:24px}.quiz-footer button{color:#ffffffa8;background:#ffffff09;border:1px solid #ffffff1a;border-radius:12px;padding:10px 18px;font-size:13px}.quiz-footer p{color:#ffffff57;max-width:700px;margin:18px auto 0;font-size:12px;line-height:1.5}.error-notice{font-weight:500;color:#fff!important;font-size:18px!important;line-height:1.6!important}.result-card{text-align:center;background:radial-gradient(at 50% 0,#8039aa2e,#0000 60%),#07060cdb;border:1px solid #d6a64c29;border-radius:24px;padding:36px;box-shadow:0 25px 65px #0009}.result-score{color:#f0c969;text-shadow:0 0 20px #f0c96940;font-size:82px;font-weight:950;line-height:1}.result-label{letter-spacing:1.5px;color:#ffffff9e;margin-top:14px;font-size:14px;font-weight:800}.result-mistakes{color:#ffffff9e;margin-top:18px}@media (width<=800px){.home-wrapper{border-radius:24px;padding:42px 25px}.language-buttons{grid-template-columns:repeat(2,1fr)}.levels-grid{grid-template-columns:1fr}.level-card{min-height:200px}.themes-grid{grid-template-columns:repeat(2,1fr)}.question-card h2{forced-color-adjust:none;color:#fff!important;-webkit-text-fill-color:#fff!important}.answer-button,.answer-text{color:#fff!important;-webkit-text-fill-color:#fff!important}.question-reference{color:#ffffffa6!important}}@media (width<=560px){.home-screen{padding:16px 10px}.home-wrapper{background:radial-gradient(at 50% 0,#7737a821,#0000 60%);padding:38px 16px}.home-wrapper h1{letter-spacing:3px;font-size:43px}.subtitle{letter-spacing:3px;font-size:13px}.language-buttons{grid-template-columns:1fr 1fr;gap:10px}.language-buttons button{min-height:78px;font-size:15px}.themes-grid,.answers-grid{grid-template-columns:1fr}.quiz-top{grid-template-columns:1fr 1fr}.quiz-timer{justify-self:end}.quiz-mistakes{grid-column:1/-1;justify-self:center}.question-card{padding:27px 17px}.navigation-buttons{flex-direction:column}.change-language-button,.result-menu-button{width:100%}}