:root{--color-background: #f8fafc;--color-surface: #ffffff;--color-text: #0f172a;--color-text-muted: #64748b;--color-border: #e2e8f0;--color-accent: #6366f1;--color-accent-hover: #4f46e5;--color-accent-light: #eef2ff;--color-how-to: #10b981;--color-how-to-light: #d1fae5;--color-safety: #f59e0b;--color-safety-light: #fef3c7;--color-comparison: #8b5cf6;--color-comparison-light: #ede9fe;--color-facts: #ec4899;--color-facts-light: #fce7f3;--color-general: #6366f1;--color-general-light: #eef2ff;--color-science: #0ea5e9;--color-science-light: #e0f2fe;--color-how-it-works: #14b8a6;--color-how-it-works-light: #ccfbf1;--color-time: #f97316;--color-time-light: #ffedd5;--color-definitions: #3b82f6;--color-definitions-light: #dbeafe;--color-timing: #84cc16;--color-timing-light: #ecfccb;--color-origins: #a855f7;--color-origins-light: #f3e8ff;--color-recommendations: #22c55e;--color-recommendations-light: #dcfce7;--color-advice: #06b6d4;--color-advice-light: #cffafe;--color-quick-facts: #eab308;--color-quick-facts-light: #fef9c3;--font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--max-width: 44rem;--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 1.5rem;--spacing-lg: 2rem;--spacing-xl: 3rem;--radius-sm: .5rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-xl: 1.5rem;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1)}*,*:before,*:after{box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;padding:0;font-family:var(--font-sans);font-size:1rem;line-height:1.7;color:var(--color-text);background-color:var(--color-background)}h1,h2,h3,h4,h5,h6{margin:0 0 var(--spacing-sm) 0;font-weight:600;line-height:1.3;color:var(--color-text)}h1{font-size:2rem;font-weight:700;letter-spacing:-.025em}h2{font-size:1.25rem;font-weight:600;color:var(--color-text);margin-top:var(--spacing-lg);margin-bottom:var(--spacing-sm)}p{margin:0 0 var(--spacing-sm) 0}a{color:var(--color-accent);text-decoration:none;transition:color .15s ease}a:hover{color:var(--color-accent-hover);text-decoration:underline}a:focus{outline:2px solid var(--color-accent);outline-offset:2px}ul,ol{margin:0 0 var(--spacing-sm) 0;padding-left:var(--spacing-md)}li{margin-bottom:var(--spacing-xs)}.site-header{background-color:var(--color-surface);border-bottom:1px solid var(--color-border);padding:var(--spacing-sm) var(--spacing-md);position:sticky;top:0;z-index:100}.site-header nav{max-width:var(--max-width);margin:0 auto;display:flex;align-items:center;justify-content:space-between}.site-logo{font-size:1.25rem;font-weight:700;color:var(--color-text);text-decoration:none;display:flex;align-items:center;gap:.5rem;padding:var(--spacing-xs);margin:calc(-1 * var(--spacing-xs));border-radius:var(--radius-md);transition:color .2s ease}.site-logo svg{color:var(--color-accent);transition:transform .2s ease}.site-logo:hover{color:var(--color-accent);text-decoration:none}.site-logo:hover svg{transform:rotate(-12deg)}.nav-link{font-size:.875rem;color:var(--color-text-muted);text-decoration:none;padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-sm);transition:background-color .15s ease,color .15s ease}.nav-link:hover{background-color:var(--color-accent-light);color:var(--color-accent);text-decoration:none}main{max-width:var(--max-width);margin:0 auto;padding:var(--spacing-lg) var(--spacing-md);min-height:calc(100vh - 200px)}.site-footer{background-color:var(--color-surface);border-top:1px solid var(--color-border);padding:var(--spacing-lg) var(--spacing-md);margin-top:var(--spacing-xl)}.footer-content{max-width:var(--max-width);margin:0 auto;text-align:center;color:var(--color-text-muted);font-size:.875rem}.footer-brand{display:inline-flex;align-items:center;gap:var(--spacing-xs);font-weight:600;color:var(--color-text);margin-bottom:var(--spacing-xs)}.footer-brand svg{color:var(--color-accent)}.footer-tagline{margin-bottom:var(--spacing-sm);color:var(--color-text-muted)}.footer-nav{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:var(--spacing-xs)}.footer-nav a{color:var(--color-text-muted);padding:var(--spacing-xs);min-height:44px;display:inline-flex;align-items:center}.footer-nav a:hover{color:var(--color-accent)}.footer-divider{color:var(--color-border)}.breadcrumb{margin-bottom:var(--spacing-md)}.breadcrumb ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;align-items:center;gap:var(--spacing-xs);font-size:.875rem}.breadcrumb li{display:flex;align-items:center;gap:var(--spacing-xs);margin:0}.breadcrumb li:not(:last-child):after{content:"/";color:var(--color-text-muted);margin-left:var(--spacing-xs)}.breadcrumb a{color:var(--color-text-muted)}.breadcrumb a:hover{color:var(--color-accent)}.breadcrumb li[aria-current=page]{color:var(--color-text);font-weight:500}.article-page{--category-color: var(--color-accent);--category-color-light: var(--color-accent-light)}.article-page.category-how-to{--category-color: var(--color-how-to);--category-color-light: var(--color-how-to-light)}.article-page.category-safety{--category-color: var(--color-safety);--category-color-light: var(--color-safety-light)}.article-page.category-comparison{--category-color: var(--color-comparison);--category-color-light: var(--color-comparison-light)}.article-page.category-facts{--category-color: var(--color-facts);--category-color-light: var(--color-facts-light)}.article-hero{margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-lg);border-bottom:1px solid var(--color-border)}.article-hero h1{margin-bottom:var(--spacing-sm);font-size:1.875rem;line-height:1.2}.article-meta{color:var(--color-text-muted);font-size:1rem;line-height:1.6;margin-bottom:var(--spacing-sm)}.article-info{display:flex;flex-wrap:wrap;gap:var(--spacing-sm);align-items:center}.reading-time{display:inline-flex;align-items:center;gap:.375rem;font-size:.875rem;color:var(--color-text-muted);background:var(--color-surface);padding:.25rem .75rem;border-radius:var(--radius-lg);border:1px solid var(--color-border)}.reading-time svg{opacity:.7}.answer-card{background:linear-gradient(135deg,var(--category-color-light) 0%,var(--color-surface) 100%);border:2px solid var(--category-color);border-radius:var(--radius-lg);padding:var(--spacing-md);margin-bottom:var(--spacing-md);position:relative;box-shadow:var(--shadow-md)}.answer-badge{display:inline-flex;align-items:center;gap:.375rem;background:var(--category-color);color:#fff;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;padding:.375rem .75rem;border-radius:var(--radius-lg);margin-bottom:var(--spacing-sm)}.answer-badge svg{width:14px;height:14px}.answer-text{font-size:1.125rem;line-height:1.6;color:var(--color-text);margin:0}.key-takeaways{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-md);margin-bottom:var(--spacing-md)}.key-takeaways h2{display:flex;align-items:center;gap:var(--spacing-xs);font-size:1rem;color:var(--category-color);margin:0 0 var(--spacing-sm) 0}.key-takeaways h2 svg{color:var(--category-color)}.key-takeaways ul{list-style:none;padding:0;margin:0}.key-takeaways li{position:relative;padding-left:1.5rem;margin-bottom:var(--spacing-xs);font-size:.9375rem;line-height:1.5}.key-takeaways li:last-child{margin-bottom:0}.key-takeaways li:before{content:"";position:absolute;left:0;top:.5rem;width:8px;height:8px;background:var(--category-color);border-radius:50%}.article-section{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-md);margin-bottom:var(--spacing-md);box-shadow:var(--shadow-sm);scroll-margin-top:5rem}.article-section h2{display:flex;align-items:center;gap:var(--spacing-xs);margin-top:0;margin-bottom:var(--spacing-sm);padding-bottom:var(--spacing-xs);border-bottom:2px solid var(--category-color-light);font-size:1.125rem;color:var(--color-text)}.article-section h2 svg{color:var(--category-color);flex-shrink:0}.article-section p:last-child,.article-section ul:last-child,.article-section ol:last-child{margin-bottom:0}.edge-cases-list{list-style:none;padding:0}.edge-cases-list li{position:relative;padding-left:1.25rem;padding-top:var(--spacing-xs);padding-bottom:var(--spacing-xs);border-bottom:1px solid var(--color-border)}.edge-cases-list li:last-child{border-bottom:none}.edge-cases-list li:before{content:"";position:absolute;left:0;top:1rem;width:6px;height:6px;background:var(--category-color);border-radius:50%}.related-section{background-color:var(--color-background)}.related-list{list-style:none;padding:0;margin:0;display:grid;gap:var(--spacing-xs)}.related-list li{margin:0}.related-list a{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-sm) var(--spacing-md);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text);min-height:56px;transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease}.related-list a:hover{border-color:var(--category-color);box-shadow:var(--shadow-md);transform:translate(4px);text-decoration:none}.related-title{font-weight:500}.arrow-icon{color:var(--color-text-muted);flex-shrink:0;transition:transform .2s ease,color .2s ease}.related-list a:hover .arrow-icon{transform:translate(4px);color:var(--category-color)}.home-hero{text-align:center;padding:var(--spacing-xl) var(--spacing-md);margin-bottom:var(--spacing-lg);background:linear-gradient(180deg,var(--color-accent-light) 0%,var(--color-background) 100%);border-radius:var(--radius-xl);margin-left:calc(-1 * var(--spacing-md));margin-right:calc(-1 * var(--spacing-md))}.hero-icon{display:inline-flex;align-items:center;justify-content:center;width:80px;height:80px;background:linear-gradient(135deg,var(--color-accent) 0%,var(--color-accent-hover) 100%);border-radius:50%;margin-bottom:var(--spacing-md);color:#fff;box-shadow:var(--shadow-lg)}.hero-icon svg{width:40px;height:40px}.home-hero h1{font-size:2.5rem;margin-bottom:var(--spacing-xs);background:linear-gradient(135deg,var(--color-text) 0%,var(--color-accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-tagline{font-size:1.25rem;color:var(--color-text);margin:0 auto var(--spacing-sm)}.hero-stats{font-size:.9375rem;color:var(--color-text-muted);margin:0}.category-nav{margin-bottom:var(--spacing-lg);padding:var(--spacing-md) 0;border-bottom:1px solid var(--color-border)}.category-nav ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:var(--spacing-xs);justify-content:center}.category-chip{display:inline-flex;align-items:center;gap:.5rem;padding:.625rem 1rem;font-size:.875rem;font-weight:500;color:var(--color-text);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);min-height:44px;text-decoration:none;transition:all .2s ease}.category-chip svg{flex-shrink:0}.category-chip:hover{text-decoration:none;transform:translateY(-2px);box-shadow:var(--shadow-md)}.category-chip.category-how-to{border-color:var(--color-how-to)}.category-chip.category-how-to:hover{background:var(--color-how-to-light);color:var(--color-how-to)}.category-chip.category-how-to svg{color:var(--color-how-to)}.category-chip.category-safety-guidelines{border-color:var(--color-safety)}.category-chip.category-safety-guidelines:hover{background:var(--color-safety-light);color:#b45309}.category-chip.category-safety-guidelines svg{color:var(--color-safety)}.category-chip.category-comparisons{border-color:var(--color-comparison)}.category-chip.category-comparisons:hover{background:var(--color-comparison-light);color:var(--color-comparison)}.category-chip.category-comparisons svg{color:var(--color-comparison)}.category-chip.category-facts-myths{border-color:var(--color-facts)}.category-chip.category-facts-myths:hover{background:var(--color-facts-light);color:var(--color-facts)}.category-chip.category-facts-myths svg{color:var(--color-facts)}.category-chip.category-general{border-color:var(--color-general)}.category-chip.category-general:hover{background:var(--color-general-light);color:var(--color-general)}.category-chip.category-general svg{color:var(--color-general)}.category-chip.category-science-curiosity{border-color:var(--color-science)}.category-chip.category-science-curiosity:hover{background:var(--color-science-light);color:var(--color-science)}.category-chip.category-science-curiosity svg{color:var(--color-science)}.category-chip.category-how-it-works{border-color:var(--color-how-it-works)}.category-chip.category-how-it-works:hover{background:var(--color-how-it-works-light);color:var(--color-how-it-works)}.category-chip.category-how-it-works svg{color:var(--color-how-it-works)}.category-chip.category-time-amounts{border-color:var(--color-time)}.category-chip.category-time-amounts:hover{background:var(--color-time-light);color:var(--color-time)}.category-chip.category-time-amounts svg{color:var(--color-time)}.category-chip.category-definitions{border-color:var(--color-definitions)}.category-chip.category-definitions:hover{background:var(--color-definitions-light);color:var(--color-definitions)}.category-chip.category-definitions svg{color:var(--color-definitions)}.category-chip.category-timing{border-color:var(--color-timing)}.category-chip.category-timing:hover{background:var(--color-timing-light);color:var(--color-timing)}.category-chip.category-timing svg{color:var(--color-timing)}.category-chip.category-origins{border-color:var(--color-origins)}.category-chip.category-origins:hover{background:var(--color-origins-light);color:var(--color-origins)}.category-chip.category-origins svg{color:var(--color-origins)}.category-chip.category-recommendations{border-color:var(--color-recommendations)}.category-chip.category-recommendations:hover{background:var(--color-recommendations-light);color:var(--color-recommendations)}.category-chip.category-recommendations svg{color:var(--color-recommendations)}.category-chip.category-advice{border-color:var(--color-advice)}.category-chip.category-advice:hover{background:var(--color-advice-light);color:var(--color-advice)}.category-chip.category-advice svg{color:var(--color-advice)}.category-chip.category-quick-facts{border-color:var(--color-quick-facts)}.category-chip.category-quick-facts:hover{background:var(--color-quick-facts-light);color:var(--color-quick-facts)}.category-chip.category-quick-facts svg{color:var(--color-quick-facts)}.category-chip.category-hubs{border-color:var(--color-how-it-works)}.category-chip.category-hubs:hover{background:var(--color-how-it-works-light);color:var(--color-how-it-works)}.category-chip.category-hubs svg{color:var(--color-how-it-works)}.chip-count{display:inline-flex;align-items:center;justify-content:center;min-width:1.5rem;height:1.5rem;padding:0 .375rem;font-size:.75rem;font-weight:600;background:var(--color-border);border-radius:var(--radius-lg);color:var(--color-text-muted)}.category-section{margin-bottom:var(--spacing-xl);scroll-margin-top:5rem}.category-header{display:flex;align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-md);padding-bottom:var(--spacing-sm);border-bottom:2px solid var(--color-border)}.category-icon{flex-shrink:0;padding:var(--spacing-xs);border-radius:var(--radius-md)}.category-section.category-how-to .category-icon{color:var(--color-how-to);background:var(--color-how-to-light)}.category-section.category-how-to .category-header{border-color:var(--color-how-to)}.category-section.category-safety-guidelines .category-icon{color:var(--color-safety);background:var(--color-safety-light)}.category-section.category-safety-guidelines .category-header{border-color:var(--color-safety)}.category-section.category-comparisons .category-icon{color:var(--color-comparison);background:var(--color-comparison-light)}.category-section.category-comparisons .category-header{border-color:var(--color-comparison)}.category-section.category-facts-myths .category-icon{color:var(--color-facts);background:var(--color-facts-light)}.category-section.category-facts-myths .category-header{border-color:var(--color-facts)}.category-section.category-general .category-icon{color:var(--color-general);background:var(--color-general-light)}.category-section.category-general .category-header{border-color:var(--color-general)}.category-section.category-science-curiosity .category-icon{color:var(--color-science);background:var(--color-science-light)}.category-section.category-science-curiosity .category-header{border-color:var(--color-science)}.category-section.category-how-it-works .category-icon{color:var(--color-how-it-works);background:var(--color-how-it-works-light)}.category-section.category-how-it-works .category-header{border-color:var(--color-how-it-works)}.category-section.category-time-amounts .category-icon{color:var(--color-time);background:var(--color-time-light)}.category-section.category-time-amounts .category-header{border-color:var(--color-time)}.category-section.category-definitions .category-icon{color:var(--color-definitions);background:var(--color-definitions-light)}.category-section.category-definitions .category-header{border-color:var(--color-definitions)}.category-section.category-timing .category-icon{color:var(--color-timing);background:var(--color-timing-light)}.category-section.category-timing .category-header{border-color:var(--color-timing)}.category-section.category-origins .category-icon{color:var(--color-origins);background:var(--color-origins-light)}.category-section.category-origins .category-header{border-color:var(--color-origins)}.category-section.category-recommendations .category-icon{color:var(--color-recommendations);background:var(--color-recommendations-light)}.category-section.category-recommendations .category-header{border-color:var(--color-recommendations)}.category-section.category-advice .category-icon{color:var(--color-advice);background:var(--color-advice-light)}.category-section.category-advice .category-header{border-color:var(--color-advice)}.category-section.category-quick-facts .category-icon{color:var(--color-quick-facts);background:var(--color-quick-facts-light)}.category-section.category-quick-facts .category-header{border-color:var(--color-quick-facts)}.category-chip.category-tools{border-color:var(--color-accent)}.category-chip.category-tools:hover{background:var(--color-accent-light);color:var(--color-accent)}.category-chip.category-tools svg{color:var(--color-accent)}.category-section.category-tools .category-icon{color:var(--color-accent);background:var(--color-accent-light)}.category-section.category-tools .category-header{border-color:var(--color-accent)}.category-section.category-hubs .category-icon{color:var(--color-how-it-works);background:var(--color-how-it-works-light)}.category-section.category-hubs .category-header{border-color:var(--color-how-it-works)}.category-section.category-popular .category-icon{color:var(--color-quick-facts);background:var(--color-quick-facts-light)}.category-section.category-popular .category-header{border-color:var(--color-quick-facts)}.hub-card{border-left:4px solid var(--color-how-it-works)}.hub-card-icon{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;background:var(--color-how-it-works-light);color:var(--color-how-it-works);border-radius:var(--radius-md);margin-bottom:var(--spacing-xs)}.hub-card:hover .hub-card-icon{background:var(--color-how-it-works);color:#fff}.category-title{font-size:1.25rem;font-weight:600;color:var(--color-text);margin:0}.category-count{font-size:.875rem;color:var(--color-text-muted);margin:0}.page-grid{display:grid;gap:var(--spacing-sm)}.page-card{display:block;position:relative;background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-md);padding-right:calc(var(--spacing-md) + 24px);color:var(--color-text);text-decoration:none;transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease}.page-card:hover{border-color:var(--color-accent);box-shadow:var(--shadow-md);transform:translateY(-2px);text-decoration:none}.page-card:focus{outline:2px solid var(--color-accent);outline-offset:2px}.card-arrow{position:absolute;right:var(--spacing-md);top:50%;transform:translateY(-50%);color:var(--color-text-muted);opacity:0;transition:opacity .2s ease,transform .2s ease}.page-card:hover .card-arrow{opacity:1;transform:translateY(-50%) translate(4px);color:var(--color-accent)}.page-card-title{font-weight:600;margin-bottom:var(--spacing-xs);color:var(--color-text);line-height:1.3}.page-card-description{font-size:.875rem;color:var(--color-text-muted);margin:0;line-height:1.5}@media(max-width:640px){html{font-size:15px}h1{font-size:1.75rem}.home-hero{padding:var(--spacing-lg) var(--spacing-sm);margin-left:calc(-1 * var(--spacing-sm));margin-right:calc(-1 * var(--spacing-sm));border-radius:0}.home-hero h1{font-size:2rem}.hero-icon{width:64px;height:64px}.hero-icon svg{width:32px;height:32px}.hero-tagline{font-size:1.125rem}main{padding:var(--spacing-md) var(--spacing-sm)}.article-section,.answer-card,.key-takeaways{padding:var(--spacing-sm)}.article-hero h1{font-size:1.5rem}.answer-text{font-size:1rem}.category-nav ul{justify-content:flex-start}.category-chip{padding:.5rem .75rem;font-size:.8125rem}.category-chip span:not(.chip-count){display:none}.chip-count{margin-left:0}.toc{flex-direction:column;align-items:flex-start}.toc ul{width:100%}.related-list a{padding:var(--spacing-sm)}}@media(min-width:641px){.page-grid{grid-template-columns:repeat(2,1fr)}}@media(min-width:900px){main{padding:var(--spacing-xl) var(--spacing-md)}}:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}:focus:not(:focus-visible){outline:none}.skip-link{position:absolute;top:-40px;left:0;background:var(--color-accent);color:#fff;padding:var(--spacing-xs) var(--spacing-sm);z-index:1000;transition:top .15s ease}.skip-link:focus{top:0}@supports (padding: env(safe-area-inset-left)){.site-header{padding-left:calc(var(--spacing-md) + env(safe-area-inset-left));padding-right:calc(var(--spacing-md) + env(safe-area-inset-right))}main{padding-left:calc(var(--spacing-md) + env(safe-area-inset-left));padding-right:calc(var(--spacing-md) + env(safe-area-inset-right))}.site-footer{padding-left:calc(var(--spacing-md) + env(safe-area-inset-left));padding-right:calc(var(--spacing-md) + env(safe-area-inset-right));padding-bottom:calc(var(--spacing-lg) + env(safe-area-inset-bottom))}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}.toc{display:flex;flex-wrap:wrap;align-items:center;gap:var(--spacing-xs);margin-bottom:var(--spacing-md);padding:var(--spacing-sm);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md)}.toc-label{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-muted)}.toc ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:var(--spacing-xs)}.toc li{margin:0}.toc a{display:inline-flex;align-items:center;padding:.375rem .75rem;font-size:.8125rem;color:var(--color-text-muted);background:var(--color-background);border-radius:var(--radius-sm);min-height:36px;transition:all .2s ease}.toc a:hover{background-color:var(--category-color-light);color:var(--category-color);text-decoration:none}.category-nav{margin-bottom:var(--spacing-lg);padding:var(--spacing-sm) 0;border-bottom:1px solid var(--color-border)}.category-nav ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:var(--spacing-xs)}.category-nav li{margin:0}.category-nav a{display:inline-flex;align-items:center;justify-content:center;padding:var(--spacing-xs) var(--spacing-sm);font-size:.875rem;font-weight:500;color:var(--color-text-muted);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);min-height:44px;text-decoration:none;transition:background-color .15s ease,border-color .15s ease,color .15s ease}.category-nav a:hover{background-color:var(--color-accent-light);border-color:var(--color-accent);color:var(--color-accent);text-decoration:none}.related-list a{min-height:44px;display:flex;align-items:center}.page-card{min-height:44px}.nav-link{min-height:44px;display:inline-flex;align-items:center}.footer-content a{display:inline-flex;align-items:center;min-height:44px;padding:var(--spacing-xs)}@media print{.site-header,.site-footer,.toc,.category-nav,.breadcrumb,.related-section,.skip-link{display:none!important}body{font-size:12pt;line-height:1.5;color:#000;background:#fff}main{max-width:100%;padding:0}.article-hero h1{font-size:18pt}.answer-card{border:2px solid #000;background:#f5f5f5!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}.answer-badge{background:#000!important;color:#fff!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}.article-section{border:1px solid #ccc;page-break-inside:avoid}a{color:#000;text-decoration:underline}a[href]:after{content:" (" attr(href) ")";font-size:.8em;color:#666}.page-card:after,.related-list a:after{content:none}}.answer-text a,.article-section p a,.edge-cases-list li a{color:var(--category-color, var(--color-accent));text-decoration:underline;text-decoration-color:color-mix(in srgb,var(--category-color, var(--color-accent)) 40%,transparent);text-underline-offset:2px;transition:color .15s ease,text-decoration-color .15s ease}.answer-text a:hover,.article-section p a:hover,.edge-cases-list li a:hover{color:var(--color-accent-hover);text-decoration-color:var(--color-accent-hover)}.answer-text a:focus,.article-section p a:focus,.edge-cases-list li a:focus{outline:2px solid var(--category-color, var(--color-accent));outline-offset:2px;border-radius:2px}.footer-disclaimer{margin-top:var(--spacing-md);padding-top:var(--spacing-md);border-top:1px solid var(--color-border);font-size:.75rem;color:var(--color-text-muted);line-height:1.6}.footer-disclaimer p{max-width:40rem;margin:0 auto}.footer-disclaimer a{color:var(--color-text-muted);text-decoration:underline}.footer-disclaimer a:hover{color:var(--color-accent)}.article-disclaimer{display:flex;align-items:flex-start;gap:var(--spacing-xs);padding:var(--spacing-sm);margin-bottom:var(--spacing-md);background-color:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:.8125rem;color:var(--color-text-muted);line-height:1.5}.article-disclaimer svg{flex-shrink:0;margin-top:.125rem;color:var(--color-text-muted);opacity:.7}.article-disclaimer p{margin:0}.article-disclaimer a{color:var(--color-text-muted);text-decoration:underline}.article-disclaimer a:hover{color:var(--color-accent)}.disclaimer-page{max-width:65ch}.disclaimer-page h1,.disclaimer-section{margin-bottom:var(--spacing-lg)}.disclaimer-section h2{font-size:1.125rem;margin-top:0;margin-bottom:var(--spacing-sm);color:var(--color-text)}.disclaimer-section p{color:var(--color-text);margin-bottom:var(--spacing-sm)}.disclaimer-section ul{margin-bottom:var(--spacing-sm)}.disclaimer-section li{margin-bottom:var(--spacing-xs)}.disclaimer-date{font-size:.875rem;color:var(--color-text-muted);font-style:italic;margin-top:var(--spacing-xl);padding-top:var(--spacing-md);border-top:1px solid var(--color-border)}.feedback-section{margin-top:var(--spacing-lg);padding-top:var(--spacing-md);border-top:1px solid var(--color-border);text-align:center;font-size:.875rem;color:var(--color-text-muted)}.feedback-section p{margin:0}.feedback-section a{color:var(--color-accent);text-decoration:underline;text-underline-offset:2px}.feedback-section a:hover{color:var(--color-accent-hover)}@media print{.article-disclaimer{border:1px solid #ccc;background:#f5f5f5!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}.footer-disclaimer{display:block!important}.feedback-section{display:none!important}}.search-container[data-astro-cid-z3bpxo4i]{position:relative}.search-trigger[data-astro-cid-z3bpxo4i]{display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;font-size:.875rem;color:var(--color-text-muted);background:var(--color-background);border:1px solid var(--color-border);border-radius:var(--radius-lg);cursor:pointer;transition:all .15s ease;min-height:40px}.search-trigger[data-astro-cid-z3bpxo4i]:hover{border-color:var(--color-accent);color:var(--color-text)}.search-trigger[data-astro-cid-z3bpxo4i]:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.search-trigger[data-astro-cid-z3bpxo4i] svg[data-astro-cid-z3bpxo4i]{flex-shrink:0}.search-trigger-text[data-astro-cid-z3bpxo4i]{display:none}.search-shortcut[data-astro-cid-z3bpxo4i]{display:none;padding:.125rem .375rem;font-family:inherit;font-size:.75rem;color:var(--color-text-muted);background:var(--color-surface);border:1px solid var(--color-border);border-radius:4px;margin-left:.25rem}@media(min-width:640px){.search-trigger[data-astro-cid-z3bpxo4i]{min-width:200px}.search-trigger-text[data-astro-cid-z3bpxo4i]{display:block}.search-shortcut[data-astro-cid-z3bpxo4i]{display:block;margin-left:auto}}.search-modal[data-astro-cid-z3bpxo4i]{position:fixed;inset:0;z-index:1000;display:flex;align-items:flex-start;justify-content:center;padding:5vh 1rem}.search-modal[data-astro-cid-z3bpxo4i][hidden]{display:none}.search-backdrop[data-astro-cid-z3bpxo4i]{position:absolute;inset:0;background:#00000080;backdrop-filter:blur(4px);animation:fadeIn .15s ease}.search-dialog[data-astro-cid-z3bpxo4i]{position:relative;width:100%;max-width:600px;max-height:80vh;background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:0 25px 50px -12px #00000040;display:flex;flex-direction:column;overflow:hidden;animation:slideIn .15s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideIn{0%{opacity:0;transform:translateY(-10px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.search-input-wrapper[data-astro-cid-z3bpxo4i]{display:flex;align-items:center;gap:.75rem;padding:1rem;border-bottom:1px solid var(--color-border)}.search-icon[data-astro-cid-z3bpxo4i]{flex-shrink:0;color:var(--color-text-muted)}.search-input[data-astro-cid-z3bpxo4i]{flex:1;padding:0;font-size:1.125rem;font-family:inherit;color:var(--color-text);background:transparent;border:none;outline:none}.search-input[data-astro-cid-z3bpxo4i]::placeholder{color:var(--color-text-muted)}.search-input[data-astro-cid-z3bpxo4i]::-webkit-search-cancel-button{display:none}.search-clear[data-astro-cid-z3bpxo4i]{display:flex;align-items:center;justify-content:center;padding:.25rem;color:var(--color-text-muted);background:var(--color-background);border:none;border-radius:4px;cursor:pointer;transition:all .15s ease}.search-clear[data-astro-cid-z3bpxo4i]:hover{color:var(--color-text);background:var(--color-border)}.search-clear[data-astro-cid-z3bpxo4i][hidden]{display:none}.search-escape[data-astro-cid-z3bpxo4i]{padding:.25rem .5rem;font-family:inherit;font-size:.75rem;color:var(--color-text-muted);background:var(--color-background);border:1px solid var(--color-border);border-radius:4px}.search-results[data-astro-cid-z3bpxo4i]{flex:1;overflow-y:auto;min-height:200px;max-height:400px}.search-empty[data-astro-cid-z3bpxo4i],.search-no-results[data-astro-cid-z3bpxo4i]{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;text-align:center;color:var(--color-text-muted)}.search-empty-title[data-astro-cid-z3bpxo4i],.no-results-title[data-astro-cid-z3bpxo4i]{margin:0 0 .25rem;font-size:.9375rem;font-weight:500;color:var(--color-text)}.search-empty-hint[data-astro-cid-z3bpxo4i],.no-results-hint[data-astro-cid-z3bpxo4i]{margin:0;font-size:.875rem}.search-loading[data-astro-cid-z3bpxo4i]{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:2rem;color:var(--color-text-muted)}.search-loading[data-astro-cid-z3bpxo4i][hidden]{display:none}.search-spinner[data-astro-cid-z3bpxo4i]{width:16px;height:16px;border:2px solid var(--color-border);border-top-color:var(--color-accent);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.search-list[data-astro-cid-z3bpxo4i]{list-style:none;margin:0;padding:.5rem}.search-result-item[data-astro-cid-z3bpxo4i]{margin:0}.search-result-link[data-astro-cid-z3bpxo4i]{display:block;padding:.75rem 1rem;color:var(--color-text);text-decoration:none;border-radius:var(--radius-md);transition:background-color .1s ease}.search-result-link[data-astro-cid-z3bpxo4i]:hover,.search-result-link[data-astro-cid-z3bpxo4i][aria-selected=true]{background:var(--color-accent-light);text-decoration:none}.search-result-link[data-astro-cid-z3bpxo4i]:focus-visible{outline:2px solid var(--color-accent);outline-offset:-2px}.search-result-title[data-astro-cid-z3bpxo4i]{font-weight:500;margin-bottom:.25rem;line-height:1.3}.search-result-title[data-astro-cid-z3bpxo4i] mark{background:#6366f133;color:inherit;padding:0 .125rem;border-radius:2px}.search-result-meta[data-astro-cid-z3bpxo4i]{display:flex;align-items:center;gap:.5rem;font-size:.8125rem;color:var(--color-text-muted)}.search-result-category[data-astro-cid-z3bpxo4i]{display:inline-flex;padding:.125rem .5rem;font-size:.6875rem;font-weight:500;text-transform:uppercase;letter-spacing:.05em;background:var(--color-background);border-radius:var(--radius-sm)}.search-result-desc[data-astro-cid-z3bpxo4i]{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.search-no-results[data-astro-cid-z3bpxo4i][hidden]{display:none}.search-footer[data-astro-cid-z3bpxo4i]{display:flex;align-items:center;justify-content:center;gap:1rem;padding:.75rem 1rem;border-top:1px solid var(--color-border);background:var(--color-background)}.search-hint[data-astro-cid-z3bpxo4i]{display:flex;align-items:center;gap:.25rem;font-size:.75rem;color:var(--color-text-muted)}.search-hint[data-astro-cid-z3bpxo4i] kbd[data-astro-cid-z3bpxo4i]{display:inline-flex;align-items:center;justify-content:center;min-width:1.25rem;padding:.125rem .375rem;font-family:inherit;font-size:.6875rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:3px;box-shadow:0 1px 0 var(--color-border)}@media(max-width:640px){.search-modal[data-astro-cid-z3bpxo4i]{padding:0;align-items:stretch}.search-dialog[data-astro-cid-z3bpxo4i]{max-width:none;max-height:none;border-radius:0}.search-footer[data-astro-cid-z3bpxo4i]{display:none}}