:root{--accent-color:#0ea5e9;--accent-hover:#0284c7;--accent-light:rgba(14,165,233,0.1);--text-primary:#111827;--text-secondary:#4b5563;--text-muted:#9ca3af;--bg-primary:#fff;--bg-secondary:#f9fafb;--bg-tertiary:#f3f4f6;--border-color:#e5e7eb;--border-light:#f3f4f6;--success-color:#10b981;--error-color:#ef4444;--warning-color:#f59e0b;--font-family:'Plus Jakarta Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;--font-size-xs:.75rem;--font-size-sm:.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-size-3xl:2rem;--font-size-4xl:2.5rem;--font-size-5xl:3.5rem;--spacing-xs:.25rem;--spacing-sm:.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:3rem;--spacing-3xl:4rem;--radius-sm:.375rem;--radius-md:.5rem;--radius-lg:.75rem;--radius-xl:1rem;--radius-full:9999px;--shadow-sm:0 1px 2px rgba(0,0,0,0.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -2px rgba(0,0,0,0.05);--shadow-xl:0 20px 25px -5px rgba(0,0,0,0.1),0 10px 10px -5px rgba(0,0,0,0.04);--transition-fast:150ms ease;--transition-base:200ms ease;--transition-slow:300ms ease;--max-width:1200px;--max-width-narrow:800px;--header-height:72px;color-scheme:light}[data-theme="dark"]{--text-primary:#f9fafb;--text-secondary:#d1d5db;--text-muted:#9ca3af;--bg-primary:#111827;--bg-secondary:#1f2937;--bg-tertiary:#374151;--border-color:#374151;--border-light:#1f2937;--accent-light:rgba(14,165,233,0.2);--shadow-sm:0 1px 2px rgba(0,0,0,0.3);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.4),0 2px 4px -1px rgba(0,0,0,0.3);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.4),0 4px 6px -2px rgba(0,0,0,0.3);--shadow-xl:0 20px 25px -5px rgba(0,0,0,0.4),0 10px 10px -5px rgba(0,0,0,0.3);color-scheme:dark}[data-theme="dark"] .hero{background:linear-gradient(135deg,var(--bg-secondary) 0,var(--bg-primary) 100%)}[data-theme="dark"] 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var(--transition-fast)}a:hover{color:var(--accent-hover)}img{max-width:100%;height:auto}button{cursor:pointer;font-family:inherit}.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 var(--spacing-lg)}.container-narrow{max-width:var(--max-width-narrow)}.main-content{flex:1}.site-header{position:sticky;top:0;z-index:100;background:var(--bg-primary);border-bottom:1px solid 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svg{color:var(--accent-color)}.credits-display:hover svg{color:white}.credits-count{min-width:1.2em;text-align:center}.header-search{display:none;flex:1;max-width:400px;position:relative}.header-search-input{width:100%;padding:var(--spacing-sm) var(--spacing-md);padding-right:44px;border:1px solid var(--border-color);border-radius:var(--radius-full);font-size:var(--font-size-sm);background:var(--bg-secondary);transition:all var(--transition-fast)}.header-search-input:focus{outline:none;border-color:var(--accent-color);background:var(--bg-primary)}.header-search-btn{position:absolute;right:4px;top:50%;transform:translateY(-50%);width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:var(--accent-color);color:white;border:none;border-radius:var(--radius-full);transition:background var(--transition-fast)}.header-search-btn:hover{background:var(--accent-hover)}.language-btn{display:flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-sm) var(--spacing-md);background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-md);font-size:var(--font-size-sm);color:var(--text-secondary);transition:all var(--transition-fast)}.language-btn:hover{background:var(--bg-tertiary)}.user-menu{position:relative}.user-menu-btn{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-xs) var(--spacing-sm);background:none;border:none;font-size:var(--font-size-sm);color:var(--text-primary);cursor:pointer}.user-avatar{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--accent-color);color:white;border-radius:var(--radius-full);font-weight:600;font-size:var(--font-size-sm)}.user-dropdown{position:absolute;top:100%;right:0;margin-top:var(--spacing-sm);min-width:200px;background:var(--bg-primary);border:1px solid 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fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.result-question{font-size:var(--font-size-xl);font-weight:700;margin-bottom:var(--spacing-lg)}.result-explanation{font-size:var(--font-size-lg);line-height:1.8;color:var(--text-secondary);text-align:left}.result-explanation p{margin-bottom:var(--spacing-lg)}.result-explanation p:last-child{margin-bottom:0}.result-feedback{margin-top:var(--spacing-xl);padding-top:var(--spacing-xl);border-top:1px solid var(--border-color)}.feedback-buttons{display:flex;gap:var(--spacing-md);justify-content:center;flex-wrap:wrap;margin-bottom:var(--spacing-md)}.feedback-btn{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-md) var(--spacing-lg);background:var(--bg-secondary);border:2px solid var(--border-color);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-fast);min-width:100px}.feedback-btn:hover{border-color:var(--accent-color);background:var(--accent-light);transform:translateY(-2px)}.feedback-btn.selected{border-color:var(--accent-color);background:var(--accent-light);box-shadow:0 0 0 3px var(--accent-light)}.feedback-btn-positive:hover,.feedback-btn-positive.selected{border-color:var(--success-color);background:rgba(16,185,129,0.1)}.feedback-emoji{font-size:2rem;line-height:1}.feedback-btn .feedback-label{font-size:var(--font-size-xs);font-weight:600;color:var(--text-secondary);margin:0}.feedback-thanks{display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-md);background:rgba(16,185,129,0.1);border-radius:var(--radius-md);color:var(--success-color);font-weight:600}.feedback-thanks-icon{font-size:1.2rem}.complexity-slider-wrapper{margin-bottom:var(--spacing-md)}.complexity-slider{width:100%;height:8px;-webkit-appearance:none;appearance:none;background:linear-gradient(to right,var(--success-color),var(--accent-color),var(--error-color));border-radius:var(--radius-full);outline:none}.complexity-slider::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;background:var(--bg-primary);border:3px solid var(--accent-color);border-radius:50%;cursor:pointer;box-shadow:var(--shadow-md)}.complexity-labels{display:flex;justify-content:space-between;font-size:var(--font-size-xs);color:var(--text-muted);margin-top:var(--spacing-sm)}.complexity-simple{color:var(--success-color)}.complexity-right{color:var(--accent-color);font-weight:600}.complexity-complex{color:var(--error-color)}.result-share{margin-top:var(--spacing-lg);display:flex;align-items:center;gap:var(--spacing-md);flex-wrap:wrap}.share-label{font-size:var(--font-size-sm);color:var(--text-muted)}.share-buttons{display:flex;gap:var(--spacing-sm)}.share-btn{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--bg-tertiary);border:none;border-radius:var(--radius-md);color:var(--text-secondary);transition:all var(--transition-fast)}.share-btn:hover{background:var(--accent-color);color:white}.share-btn.share-reddit:hover{background:#ff4500}.result-actions{margin-top:var(--spacing-lg);text-align:center}.error-container{margin-top:var(--spacing-2xl);padding:var(--spacing-xl);background:#fef2f2;border:1px solid #fecaca;border-radius:var(--radius-lg);text-align:center}.error-icon{color:var(--error-color);margin-bottom:var(--spacing-md)}.error-message{color:var(--error-color);margin-bottom:var(--spacing-lg)}.examples-section{padding:var(--spacing-3xl) 0;background:var(--bg-secondary)}.section-header{text-align:center;margin-bottom:var(--spacing-2xl)}.section-title{font-size:var(--font-size-2xl);font-weight:700;margin-bottom:var(--spacing-sm)}.section-subtitle{color:var(--text-secondary)}.examples-tabs{display:flex;justify-content:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-xl);flex-wrap:wrap}.examples-tab{padding:var(--spacing-sm) var(--spacing-lg);font-size:var(--font-size-sm);font-weight:500;color:var(--text-secondary);background:transparent;border:1px solid var(--border-color);border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-fast)}.examples-tab:hover{border-color:var(--accent-color);color:var(--accent-color)}.examples-tab.active{background:var(--accent-color);border-color:var(--accent-color);color:white}.examples-content{display:none;animation:fadeIn .3s ease}.examples-content.active{display:block}.examples-list{display:flex;flex-direction:column;gap:var(--spacing-sm);max-width:700px;margin:0 auto}.example-item{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md) var(--spacing-lg);background:var(--bg-primary);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);color:var(--text-primary);transition:all var(--transition-fast)}.example-item:hover{box-shadow:var(--shadow-md);transform:translateX(4px);color:var(--text-primary)}.example-question{font-weight:500;flex:1;margin-right:var(--spacing-md)}.example-meta{display:flex;align-items:center;gap:var(--spacing-md);color:var(--text-muted);font-size:var(--font-size-sm)}.example-views{display:flex;align-items:center;gap:var(--spacing-xs)}.example-arrow{transition:transform var(--transition-fast)}.example-item:hover .example-arrow{transform:translateX(4px);color:var(--accent-color)}.examples-empty{text-align:center;padding:var(--spacing-2xl);color:var(--text-muted)}.examples-footer{text-align:center;margin-top:var(--spacing-xl)}.trending-section{padding:var(--spacing-3xl) 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p{font-weight:600;margin-bottom:.75rem}.summary-share-buttons{flex-wrap:wrap;gap:.75rem}.summary-share-buttons .share-btn{width:auto;height:auto;padding:.6rem 1.25rem;font-size:.9rem;font-weight:600;border-radius:var(--radius-md);white-space:nowrap}.summary-share-buttons .share-twitter{background:#1da1f2;color:#fff}.summary-share-buttons .share-twitter:hover{background:#0d8bd9}.summary-share-buttons .share-facebook{background:#1877f2;color:#fff}.summary-share-buttons .share-facebook:hover{background:#0d65d9}.summary-share-buttons .share-copy{background:var(--bg-tertiary);color:var(--text-primary)}.summary-share-buttons .share-copy:hover{background:var(--accent-color);color:#fff}.pagination{display:flex;align-items:center;justify-content:center;gap:1rem;padding:2rem 0}.pagination-btn{padding:.5rem 1rem;border:1px solid var(--border-color);border-radius:.5rem;text-decoration:none;color:var(--text-primary);transition:all var(--transition-fast)}.pagination-btn:hover{border-color:var(--accent-color);color:var(--accent-color)}.pagination-info{color:var(--text-secondary);font-size:.9rem}