:root{--color-background:var(--bg-primary);--color-background-soft:var(--bg-secondary);--color-background-mute:var(--card-bg);--color-border:var(--card-border);--color-border-hover:rgba(123,47,255,.4);--color-heading:var(--text-primary);--color-text:var(--text-primary);--color-text-secondary:var(--text-secondary);--color-primary:var(--primary-blue);--color-primary-dark:var(--primary-blue-dark);--color-primary-light:var(--primary-blue-light);--color-surface:var(--card-bg)}*,:after,:before{box-sizing:border-box;font-weight:400;margin:0}body{background:var(--color-background);color:var(--color-text);font-family:var(--font-primary);font-size:15px;line-height:1.6;min-height:100vh;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}:root{--primary-blue:#7b2fff;--primary-blue-dark:#5c00e6;--primary-blue-light:#9b5fff;--secondary-cyan:#00d9ff;--secondary-indigo:#ff5722;--accent-sky:#ff5722;--accent-ocean:#00e676;--soft-coral:#7b2fff;--bg-primary:#eeecff;--bg-secondary:#fff;--bg-accent:#7b2fff;--bg-gradient-start:#eeecff;--bg-gradient-mid:#fff;--bg-gradient-end:#ddd9ff;--text-primary:#0a0818;--text-secondary:#4a4870;--text-muted:rgba(10,8,24,.6);--card-bg:hsla(0,0%,100%,.97);--card-bg-hover:rgba(238,236,255,.99);--card-border:rgba(123,47,255,.2);--font-primary:"Century Gothic",CenturyGothic,"Apple Gothic","URW Gothic L","Trebuchet MS",sans-serif;--font-cozy:"Century Gothic",CenturyGothic,"Apple Gothic","URW Gothic L","Trebuchet MS",sans-serif;--space-xs:.5rem;--space-sm:1rem;--space-md:1.5rem;--space-lg:2rem;--space-xl:3rem;--space-2xl:4rem;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--radius-xl:20px;--radius-full:50px;--shadow-soft:0 4px 20px rgba(0,0,0,.08);--shadow-medium:0 8px 30px rgba(0,0,0,.12),0 0 15px rgba(123,47,255,.08);--shadow-strong:0 12px 40px rgba(0,0,0,.16),0 0 25px rgba(123,47,255,.12);--neon-glow:0 0 12px rgba(123,47,255,.5),0 0 24px rgba(123,47,255,.3);--neon-glow-purple:0 0 12px rgba(155,95,255,.5),0 0 24px rgba(155,95,255,.3);--neon-glow-green:0 0 12px rgba(0,230,118,.5),0 0 24px rgba(0,230,118,.3);--game-card-gap:clamp(.65rem,1.85vw,1.2rem);--game-card-radius:clamp(.65rem,1.4vw,1.05rem);--game-card-pad:clamp(.78rem,2.1vw,1.3rem);--game-card-min-h:clamp(10rem,26vw,15rem);--game-title:clamp(.87rem,1.9vw,1.06rem);--game-desc:clamp(.74rem,1.5vw,.9rem);--game-badge:clamp(.63rem,1.25vw,.76rem);--game-btn:clamp(.68rem,1.4vw,.8rem);--game-icon:clamp(1.4rem,3.2vw,1.85rem);--game-star:clamp(.72rem,1.5vw,.88rem)}:root[data-theme=dark],html[data-theme=dark]{--primary-blue:#9b4dff;--primary-blue-dark:#7b2fff;--primary-blue-light:#bb80ff;--secondary-cyan:#00d9ff;--secondary-indigo:#ff5722;--accent-sky:#ff5722;--accent-ocean:#00e676;--soft-coral:#9b4dff;--bg-primary:#060610;--bg-secondary:#0d0d22;--bg-accent:#9b4dff;--bg-gradient-start:#060610;--bg-gradient-mid:#0d0d22;--bg-gradient-end:#060610;--text-primary:#f0eeff;--text-secondary:#8880b0;--text-muted:rgba(240,238,255,.5);--card-bg:rgba(10,10,26,.97);--card-bg-hover:rgba(14,14,32,.99);--card-border:rgba(155,77,255,.22);--shadow-soft:0 4px 20px rgba(0,0,0,.6);--shadow-medium:0 8px 30px rgba(0,0,0,.7),0 0 20px rgba(155,77,255,.08);--shadow-strong:0 12px 40px rgba(0,0,0,.8),0 0 30px rgba(155,77,255,.12);--neon-glow:0 0 12px rgba(155,77,255,.7),0 0 24px rgba(155,77,255,.4);--neon-glow-purple:0 0 12px rgba(187,128,255,.6),0 0 24px rgba(187,128,255,.4);--neon-glow-green:0 0 12px rgba(0,230,118,.6),0 0 24px rgba(0,230,118,.4)}section,section[style*="height: auto"],section[style*="height:auto"]{height:auto!important;min-height:auto!important}section[style*="min-height: 0px"],section[style*="min-height:0px"]{min-height:auto!important}body,html{background:var(--bg-primary);color:var(--text-primary);font-family:var(--font-primary);height:100%;overflow-x:hidden}#app,body,html{margin:0;padding:0;width:100%}#app{background-color:var(--bg-primary);font-weight:400;min-height:100vh;position:relative}.green,a{border-radius:var(--radius-sm);color:var(--text-primary);padding:3px;text-decoration:none;transition:color .2s ease,background-color .2s ease,transform .2s ease}@media(hover:hover){a:hover{background-color:#7b2fff1f;color:var(--primary-blue);transform:translateY(-1px)}}h1,h2,h3,h4,h5,h6{color:var(--text-primary);font-weight:600;line-height:1.3}.btn-cozy,h1,h2,h3,h4,h5,h6{font-family:var(--font-cozy)}.btn-cozy{background-color:var(--primary-blue);border:none;border-radius:var(--radius-sm);box-shadow:0 0 12px #7b2fff4d;color:#fff;cursor:pointer;font-size:.9rem;font-weight:700;letter-spacing:.06em;padding:var(--space-sm) var(--space-lg);text-transform:uppercase;transition:all .2s ease}.btn-cozy:hover{background-color:var(--primary-blue-light);box-shadow:var(--neon-glow);transform:translateY(-2px)}.card-cozy{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-lg);border-top:3px solid transparent;box-shadow:var(--shadow-soft);padding:var(--space-lg);transition:all .2s ease}.card-cozy:hover{background:var(--card-bg-hover);border-color:#7b2fff66;border-top-color:var(--primary-blue);box-shadow:var(--shadow-medium);transform:translateY(-4px)}@media(min-width:1024px){#app,body{display:block}#app{max-width:none;width:100%}}.cozy-main-content-with-sidebar{display:flex;flex-direction:column;margin-left:220px;min-height:100vh;transition:all .4s cubic-bezier(.4,0,.2,1);width:calc(100% - 220px)}.cozy-main-content-with-sidebar.sidebar-collapsed{margin-left:70px;width:calc(100% - 70px)}.cozy-game-progress{display:none!important}@media(max-width:768px){.cozy-main-content-with-sidebar,.cozy-main-content-with-sidebar.sidebar-collapsed{margin-left:0;width:100%}}.challenges-grid,.cozy-recommended-grid{box-sizing:border-box;contain:layout 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ease;-webkit-tap-highlight-color:transparent}.cozy-recommended-card:before{background-color:var(--primary-blue);box-shadow:var(--neon-glow);content:"";height:3px;left:0;pointer-events:none;position:absolute;right:0;top:0}@media(hover:hover){.cozy-recommended-card:hover{background:var(--card-bg-hover);border-color:#7b2fff52;box-shadow:var(--shadow-medium);transform:translateY(-4px)}}.cozy-recommended-card .cozy-card-header{align-items:center;display:flex;justify-content:space-between;margin-bottom:clamp(.45rem,1.5vw,.85rem)}.cozy-recommended-card .cozy-subject-icon{font-size:var(--game-icon);line-height:1}.cozy-recommended-card .cozy-difficulty{display:flex;gap:.12rem}.cozy-recommended-card .cozy-star{font-size:var(--game-star)}.cozy-recommended-card .cozy-card-content{flex:1;min-height:0}.cozy-recommended-card .cozy-card-content h3{color:var(--text-primary);font-family:var(--font-cozy);font-size:var(--game-title);font-weight:700;line-height:1.28;margin:0 0 clamp(.35rem,1vw,.5rem)}.cozy-recommended-card .cozy-card-content p{color:var(--text-primary);font-family:var(--font-primary);font-size:var(--game-desc);line-height:1.48;margin:0;opacity:.8}.cozy-recommended-card .cozy-challenge-badge{display:inline-block;margin-top:clamp(.45rem,1.2vw,.65rem)}.cozy-recommended-card .badge-text{background-color:#7b2fff1a;border:1px solid rgba(123,47,255,.25);border-radius:clamp(.25rem,.8vw,.35rem);color:var(--primary-blue);display:inline-block;font-family:var(--font-cozy);font-size:var(--game-badge);font-weight:700;letter-spacing:.03em;padding:clamp(.2rem,.8vw,.28rem) clamp(.45rem,1.2vw,.65rem);text-transform:uppercase}.cozy-recommended-card .cozy-card-footer{margin-top:auto;padding-top:clamp(.55rem,1.5vw,.85rem)}.cozy-recommended-card .cozy-card-btn{background-color:var(--primary-blue);border:none;border-radius:clamp(.4rem,1vw,.55rem);box-shadow:0 0 8px #7b2fff38;color:#fff;cursor:pointer;font-family:var(--font-cozy);font-size:var(--game-btn);font-weight:700;letter-spacing:.04em;padding:clamp(.48rem,1.25vw,.62rem) clamp(.7rem,1.8vw,1rem);text-transform:uppercase;transition:background .15s ease,box-shadow .15s ease;width:100%}@media(hover:hover){.cozy-recommended-card .cozy-card-btn:hover:not(:disabled){background-color:var(--primary-blue-light);box-shadow:var(--neon-glow)}}.cozy-recommended-card .cozy-card-btn:disabled{cursor:not-allowed;opacity:.58}@media(max-width:640px){.challenges-grid,.cozy-recommended-grid{grid-template-columns:1fr}}*{box-sizing:border-box;margin:0;padding:0}body,html{height:100%;margin:0;padding:0}#__nuxt,body,html{font-family:var(--font-primary),-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;overflow-x:hidden;width:100%}#__nuxt{background-color:var(--bg-primary);min-height:100vh;position:relative;transition:background-color .3s ease}h1,h2,h3,h4,h5,h6{color:var(--text-primary);font-family:var(--font-primary);font-weight:600;line-height:1.3;transition:color .3s ease}h1{font-size:clamp(2rem,4vw,3rem)}h2{font-size:clamp(1.5rem,3vw,2rem)}h3{font-size:clamp(1.1rem,2.5vw,1.5rem)}h4{font-size:clamp(1rem,2vw,1.25rem)}h5{font-size:clamp(.9rem,1.8vw,1.1rem)}h6{font-size:clamp(.85rem,1.5vw,1rem)}@media(max-width:768px){h1{font-size:clamp(1.5rem,5vw,2rem)!important}h2{font-size:clamp(1.25rem,4vw,1.75rem)!important}h3{font-size:clamp(1.05rem,3.5vw,1.35rem)!important}h4{font-size:clamp(.95rem,3vw,1.15rem)!important}h5{font-size:clamp(.85rem,2.5vw,1.05rem)!important}h6{font-size:clamp(.8rem,2vw,.95rem)!important}}@media(max-width:480px){h1{font-size:clamp(1.25rem,6vw,1.75rem)!important}h2{font-size:clamp(1.1rem,5vw,1.5rem)!important}h3{font-size:clamp(1rem,4.5vw,1.25rem)!important}h4{font-size:clamp(.9rem,4vw,1.1rem)!important}h5{font-size:clamp(.85rem,3.5vw,1rem)!important}h6{font-size:clamp(.8rem,3vw,.9rem)!important}}body{background-color:var(--bg-primary);margin:0;min-height:100vh;padding:0;transition:background-color .3s 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rgba(96,165,250,.2);display:flex;flex-wrap:wrap;gap:1.25rem;justify-content:center;padding-top:1.5rem}.error-nav a[data-v-45395816]{color:#64748b;font-size:.85rem;text-decoration:none}.error-nav a[data-v-45395816]:hover{color:#60a5fa}