@import"https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=Noto+Sans+JP:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap";:root{--brand-50: rgba(200, 46, 49, .08);--brand-100: rgba(200, 46, 49, .15);--brand-200: rgba(200, 46, 49, .25);--brand-300: #e85555;--brand-400: #d93b3b;--brand-500: #c82e31;--brand-600: #b02428;--brand-700: #8f1c20;--brand-800: #6e1418;--brand-900: #4d0d10;--gold-50: rgba(212, 175, 55, .08);--gold-100: rgba(212, 175, 55, .15);--gold-200: rgba(212, 175, 55, .3);--gold-300: #e8cc6a;--gold-400: #debb4a;--gold-500: #d4af37;--gold-600: #b8962a;--gold-700: #9a7c1e;--indigo-deep: #1E1F26;--indigo-mid: #252730;--indigo-light: #2e3040;--gray-25: #ffffff;--gray-50: #f0f2f5;--gray-100: #e4e7ed;--gray-200: #cdd1da;--gray-300: #a9aeb8;--gray-400: #858b96;--gray-500: #636874;--gray-600: #454952;--gray-700: #2d3038;--gray-800: #1E1F26;--gray-900: #15161c;--gray-950: #0e0f14;--success: #22c55e;--success-light: rgba(34, 197, 94, .12);--warning: #f59e0b;--warning-light: rgba(245, 158, 11, .12);--danger: #ef4444;--danger-light: rgba(239, 68, 68, .12);--info: #3b82f6;--info-light: rgba(59, 130, 246, .12);--bg-app: #121212;--bg-surface: #1a1b20;--bg-elevated: #1E1F26;--bg-hover: #252730;--bg-input: #16171c;--bg-overlay: rgba(12, 12, 16, .85);--text-primary: #E0E0E0;--text-secondary: #A8ABB2;--text-tertiary: #8B8D91;--text-brand: var(--brand-300);--text-gold: var(--gold-400);--text-muted: #5a5c63;--border-default: rgba(255, 255, 255, .07);--border-hover: rgba(255, 255, 255, .12);--border-focus: var(--brand-500);--border-subtle: rgba(255, 255, 255, .04);--border-glass: rgba(255, 255, 255, .06);--border-gold: rgba(212, 175, 55, .3);--shadow-xs: 0 1px 3px rgba(0, 0, 0, .5);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .5);--shadow-md: 0 4px 16px rgba(0, 0, 0, .55), 0 2px 4px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 30px rgba(0, 0, 0, .6), 0 4px 8px rgba(0, 0, 0, .4);--shadow-xl: 0 20px 50px rgba(0, 0, 0, .7), 0 8px 16px rgba(0, 0, 0, .5);--shadow-brand: 0 0 0 1px var(--brand-500), 0 0 20px rgba(200, 46, 49, .25);--shadow-gold: 0 0 0 1px var(--gold-500), 0 0 20px rgba(212, 175, 55, .2);--shadow-glow-red: 0 0 30px rgba(200, 46, 49, .3);--radius-xs: 4px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 18px;--radius-2xl: 24px;--radius-full: 9999px;--sp-1: 4px;--sp-2: 8px;--sp-3: 12px;--sp-4: 16px;--sp-5: 20px;--sp-6: 24px;--sp-8: 32px;--sp-10: 40px;--sp-12: 48px;--sp-16: 64px;--font-display: "Outfit", "Plus Jakarta Sans", -apple-system, system-ui, sans-serif;--font-sans: "Plus Jakarta Sans", "Noto Sans JP", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", ui-monospace, monospace;--ease-default: cubic-bezier(.2, 0, 0, 1);--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--duration-fast: .12s;--duration-base: .22s;--duration-slow: .38s;--topnav-h: 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var(--ease-default)}a:hover{color:var(--brand-300)}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:#c82e3166}.icon{width:18px;height:18px;stroke:currentColor;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round;fill:none;flex-shrink:0}.icon-sm{width:14px;height:14px}.icon-md{width:20px;height:20px}.icon-lg{width:24px;height:24px}.icon-xl{width:32px;height:32px}.app-layout{display:flex;flex-direction:column;min-height:100vh}.main-content{flex:1;padding:var(--sp-6) var(--sp-8);max-width:1400px;margin:0 auto;width:100%}@media(max-width:768px){.main-content{padding:var(--sp-4)}.page-toolbar{flex-direction:column;align-items:flex-start;gap:var(--sp-4)}.stats-row{grid-template-columns:1fr 1fr}.quiz-grid{grid-template-columns:1fr}.page-header 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