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.navbar-button-diagnostic{display:none}.navbar-mobile-menu{display:none;flex-direction:column;pointer-events:all;margin-top:6px;padding:8px;gap:2px;background:#eceef5f2;backdrop-filter:blur(20px) saturate(160%);-webkit-backdrop-filter:blur(20px) saturate(160%);border:1px solid rgba(203,213,225,.6);border-radius:12px;box-shadow:0 4px 24px #0f172a14}.navbar-mobile-menu.open{display:flex}.navbar-mobile-menu .navbar-link{padding:10px 14px;border-radius:var(--radius-sm);font-size:14px}}:root{--color-primary: #6366F1;--color-primary-light: #818CF8;--color-primary-lighter: rgba(99, 102, 241, .08);--color-primary-dark: #4F46E5;--color-accent: #06B6D4;--color-accent-light: #67E8F9;--color-accent-dark: #0891B2;--gray-50: #F8FAFC;--gray-100: #F1F5F9;--gray-200: #E2E8F0;--gray-300: #CBD5E1;--gray-400: #94A3B8;--gray-500: #64748B;--gray-600: #475569;--gray-700: #334155;--gray-800: #1E293B;--gray-900: #0F172A;--color-success: #10b981;--color-warning: #f59e0b;--color-error: #f43f5e;--color-info: #3b82f6;--bg-primary: #ECEEF5;--bg-secondary: #E6E8F2;--bg-tertiary: #DDE0EE;--bg-elevated: #F4F5FA;--text-primary: #0F172A;--text-secondary: #475569;--text-tertiary: #94A3B8;--text-disabled: #CBD5E1;--text-inverse: #FFFFFF;--border-light: #F1F5F9;--border-normal: #E2E8F0;--border-strong: #CBD5E1;--glass-bg: rgba(255, 255, 255, .75);--glass-border: rgba(255, 255, 255, .5);--shadow-xs: 0 1px 2px rgba(15, 23, 42, .04);--shadow-sm: 0 2px 4px rgba(15, 23, 42, .05), 0 1px 2px rgba(15, 23, 42, .03);--shadow-md: 0 4px 6px -1px rgba(15, 23, 42, .06), 0 2px 4px -2px rgba(15, 23, 42, .04);--shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, .08), 0 4px 6px -4px rgba(15, 23, 42, .02);--shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, .1), 0 8px 10px -6px rgba(15, 23, 42, .04);--shadow-glow: 0 8px 16px -4px rgba(99, 102, 241, .35);--shadow-inner: inset 0 2px 4px rgba(15, 23, 42, .04);--radius-xs: 4px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-2xl: 32px;--radius-full: 9999px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-6: 24px;--space-8: 32px;--space-12: 48px;--space-16: 64px;--space-24: 96px;--space-32: 128px;--font-family-sans: "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;--font-family-display: "Outfit", system-ui, -apple-system, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--font-family: var(--font-family-sans);--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--text-4xl: 2.25rem;--text-5xl: 3rem;--text-6xl: 3.75rem;--font-normal: 400;--font-medium: 500;--font-semibold: 600;--font-bold: 700;--font-extrabold: 800;--leading-tight: 1.2;--leading-normal: 1.5;--leading-relaxed: 1.75;--z-base: 0;--z-dropdown: 1000;--z-sticky: 1100;--z-fixed: 1200;--z-modal-backdrop: 1300;--z-modal: 1400;--z-popover: 1500;--z-tooltip: 1600;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-base: .25s cubic-bezier(.4, 0, .2, 1);--transition-slow: .4s cubic-bezier(.4, 0, .2, 1);--transition-bounce: .5s cubic-bezier(.34, 1.56, .64, 1)}[data-theme=dark]{--bg-primary: #020617;--bg-secondary: #0F172A;--bg-tertiary: #1E293B;--bg-elevated: #0F172A;--text-primary: #F8FAFC;--text-secondary: #CBD5E1;--text-tertiary: #94A3B8;--text-disabled: #64748B;--text-inverse: #020617;--border-light: #1E293B;--border-normal: #334155;--border-strong: #475569;--glass-bg: rgba(15, 23, 42, .75);--glass-border: rgba(255, 255, 255, .05);--color-primary: #818CF8;--color-primary-light: #a5b4fc;--color-primary-lighter: rgba(129, 140, 248, .15);--color-primary-dark: #6366F1;--color-accent: #22D3EE;--color-accent-light: #67E8F9;--color-accent-dark: #06B6D4;--shadow-xs: 0 1px 2px rgba(0, 0, 0, .5);--shadow-sm: 0 2px 4px rgba(0, 0, 0, .6), 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .7), 0 2px 4px -2px rgba(0, 0, 0, .5);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .8), 0 4px 6px -4px rgba(0, 0, 0, .4);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .9), 0 8px 10px -6px rgba(0, 0, 0, .6);--shadow-glow: 0 8px 16px -4px rgba(129, 140, 248, .25)}.page-animate{animation:pageSlideUp .5s cubic-bezier(.16,1,.3,1) forwards}@keyframes pageSlideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}:root{color-scheme:light}[data-theme=dark]{color-scheme:dark}*{box-sizing:border-box;margin:0;padding:0}html{font-family:var(--font-family);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;min-height:100vh;background-color:var(--bg-primary);color:var(--text-primary);font-size:var(--text-base);line-height:var(--leading-normal);transition:background-color var(--transition-base),color var(--transition-base)}button{cursor:pointer;font-family:inherit}a{color:inherit;text-decoration:none}h1,h2,h3,h4,h5,h6{font-weight:var(--font-bold);line-height:var(--leading-tight);color:var(--text-primary)}.container{width:min(1100px,92vw);margin:0 auto}.card{background:var(--bg-elevated);border:1px solid var(--border-light);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);padding:var(--space-6);transition:box-shadow var(--transition-base),border-color var(--transition-base)}.card:hover{box-shadow:var(--shadow-md)}.primary-button{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-light) 100%);border:none;color:var(--text-inverse);font-size:var(--text-base);font-weight:var(--font-semibold);border-radius:var(--radius-md);padding:12px 24px;transition:transform var(--transition-fast),box-shadow var(--transition-fast);box-shadow:var(--shadow-sm)}.primary-button:hover{transform:translateY(-2px);box-shadow:0 12px 24px -8px #5b48e866}.primary-button:active{transform:translateY(0)}.secondary-button{background:transparent;border:1.5px solid var(--border-normal);color:var(--text-primary);font-size:var(--text-base);font-weight:var(--font-semibold);border-radius:var(--radius-md);padding:12px 24px;transition:all var(--transition-fast)}.secondary-button:hover{background:var(--bg-secondary);border-color:var(--border-strong)}.ghost-button{background:transparent;border:none;color:var(--color-primary);font-size:var(--text-base);font-weight:var(--font-semibold);border-radius:var(--radius-md);padding:12px 24px;transition:background var(--transition-fast)}.ghost-button:hover{background:var(--color-primary-lighter)}.question-content img,.context-content img{max-width:100%;height:auto;display:block;margin:16px auto;border-radius:8px;box-shadow:0 2px 8px #0000001a}noscript{display:none!important}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.animate-slide-up{animation:slideUp .5s ease-out both}@keyframes fadeIn{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{opacity:0;transform:translateY(24px);transition:opacity .6s ease-out,transform .6s ease-out}.animate-fade-in.visible{opacity:1;transform:translateY(0)}@keyframes growWidth{0%{width:0}}.animate-progress-fill{animation:growWidth .8s ease-out .3s both}@keyframes shimmer{0%{background-position:-400px 0}to{background-position:400px 0}}.skeleton{background:linear-gradient(90deg,var(--bg-secondary) 25%,var(--bg-tertiary) 50%,var(--bg-secondary) 75%);background-size:800px 100%;animation:shimmer 1.5s infinite linear;border-radius:var(--radius-md)}.skeleton-text{height:16px;margin-bottom:8px;width:100%}.skeleton-text.short{width:40%}.skeleton-text.medium{width:70%}.skeleton-circle{width:48px;height:48px;border-radius:50%}.skeleton-card{height:120px;width:100%}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 20px;text-align:center}.empty-state-icon{width:80px;height:80px;border-radius:var(--radius-xl);background:var(--bg-secondary);display:flex;align-items:center;justify-content:center;color:var(--text-tertiary);margin-bottom:var(--space-6);font-size:32px}.empty-state h2{font-size:var(--text-2xl);margin-bottom:var(--space-2)}.empty-state p{color:var(--text-secondary);max-width:480px;line-height:var(--leading-relaxed)}.test-row-link:hover{border-color:var(--color-primary)!important;box-shadow:var(--shadow-sm);transform:translate(4px)}