*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary: #2563eb;--color-primary-dark: #1d4ed8;--color-primary-light: #3b82f6;--color-secondary: #0f172a;--color-text: #1e293b;--color-text-muted: #64748b;--color-bg: #ffffff;--color-bg-alt: #f8fafc;--color-bg-dark: #0f172a;--color-border: #e2e8f0;--color-border-dark: #334155;--color-success: #10b981;--color-warning: #f59e0b;--color-error: #ef4444;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: "SF Mono", "Fira Code", "Consolas", "Monaco", monospace;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4rem;--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--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);--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease}html{font-size:16px;scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);color:var(--color-text);background-color:var(--color-bg);line-height:1.6;min-height:100vh}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;color:var(--color-secondary)}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}h5{font-size:1.125rem}h6{font-size:1rem}p{margin-bottom:var(--space-md)}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-primary-dark)}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--space-lg)}.container-narrow{max-width:800px}.container-wide{max-width:1400px}.card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-lg);transition:box-shadow var(--transition-fast),transform var(--transition-fast)}.card:hover{box-shadow:var(--shadow-md)}.card-interactive:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.grid{display:grid;gap:var(--space-lg)}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media (max-width: 1024px){.grid-4{grid-template-columns:repeat(3,1fr)}}@media (max-width: 768px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}@media (max-width: 640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-sm{gap:var(--space-sm)}.gap-md{gap:var(--space-md)}.gap-lg{gap:var(--space-lg)}input,textarea,select{font-family:inherit;font-size:1rem;padding:var(--space-sm) var(--space-md);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);color:var(--color-text);transition:border-color var(--transition-fast),box-shadow var(--transition-fast);width:100%}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #2563eb1a}textarea{resize:vertical;min-height:120px}label{display:block;font-weight:500;margin-bottom:var(--space-xs);color:var(--color-text)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);font-size:1rem;font-weight:500;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);text-decoration:none}.btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-dark);color:#fff}.btn-secondary{background:var(--color-bg-alt);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover{background:var(--color-border);color:var(--color-text)}.btn-ghost{background:transparent;color:var(--color-text)}.btn-ghost:hover{background:var(--color-bg-alt);color:var(--color-text)}.btn-lg{padding:var(--space-md) var(--space-xl);font-size:1.125rem}.btn-sm{padding:var(--space-xs) var(--space-md);font-size:.875rem}.badge{display:inline-flex;align-items:center;gap:var(--space-xs);padding:var(--space-xs) var(--space-sm);font-size:.75rem;font-weight:500;border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.025em}.badge-primary{background:#2563eb1a;color:var(--color-primary)}.badge-success{background:#10b9811a;color:var(--color-success)}.badge-warning{background:#f59e0b1a;color:var(--color-warning)}.tool-panel{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-xl)}.tool-result{background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-md);font-family:var(--font-mono);font-size:.875rem;min-height:100px;word-break:break-word}.section{padding:var(--space-3xl) 0}.section-sm{padding:var(--space-2xl) 0}.section-title{font-size:2rem;margin-bottom:var(--space-lg);text-align:center}.section-subtitle{color:var(--color-text-muted);text-align:center;max-width:600px;margin:0 auto var(--space-2xl)}.hero{text-align:center;padding:var(--space-3xl) 0;background:linear-gradient(180deg,var(--color-bg-alt) 0%,var(--color-bg) 100%)}.hero-title{font-size:3rem;margin-bottom:var(--space-lg)}.hero-subtitle{font-size:1.25rem;color:var(--color-text-muted);max-width:600px;margin:0 auto var(--space-xl)}@media (max-width: 768px){.hero-title{font-size:2rem}.hero-subtitle{font-size:1rem}h1{font-size:2rem}h2{font-size:1.5rem}}.navbar{background:var(--color-bg);border-bottom:1px solid var(--color-border);padding:var(--space-md) 0;position:sticky;top:0;z-index:100}.navbar-content{display:flex;align-items:center;justify-content:space-between;gap:var(--space-lg)}.nav-links{display:flex;align-items:center;gap:var(--space-lg);list-style:none}.nav-link{color:var(--color-text-muted);font-weight:500;transition:color var(--transition-fast)}.nav-link:hover,.nav-link.active{color:var(--color-primary)}.footer{background:var(--color-bg-dark);color:#94a3b8;padding:var(--space-3xl) 0 var(--space-lg)}.footer-title{color:#fff;font-size:1.125rem;margin-bottom:var(--space-md)}.footer-links{list-style:none;display:flex;flex-direction:column;gap:var(--space-sm)}.footer-link{color:#94a3b8;transition:color var(--transition-fast)}.footer-link:hover{color:#fff}.footer-bottom{border-top:1px solid var(--color-border-dark);margin-top:var(--space-2xl);padding-top:var(--space-lg);text-align:center;font-size:.875rem}.privacy-note{display:flex;align-items:flex-start;gap:var(--space-sm);padding:var(--space-md);background:#10b9811a;border-radius:var(--radius-md);font-size:.875rem;color:var(--color-text-muted)}.privacy-note svg{flex-shrink:0;color:var(--color-success)}.breadcrumbs{display:flex;align-items:center;gap:var(--space-sm);font-size:.875rem;color:var(--color-text-muted);margin-bottom:var(--space-lg)}.breadcrumb-separator{color:var(--color-border)}.breadcrumb-link{color:var(--color-text-muted)}.breadcrumb-link:hover{color:var(--color-primary)}.breadcrumb-current{color:var(--color-text);font-weight:500}.faq-item{border-bottom:1px solid var(--color-border);padding:var(--space-lg) 0}.faq-question{font-weight:600;margin-bottom:var(--space-sm);color:var(--color-text)}.faq-answer{color:var(--color-text-muted);line-height:1.7}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}*:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.skip-link{position:absolute;top:-40px;left:0;background:var(--color-primary);color:#fff;padding:var(--space-sm) var(--space-md);z-index:1000;transition:top var(--transition-fast)}.skip-link:focus{top:0}.search-input{position:relative}.search-input input{padding-left:3rem}.search-input svg{position:absolute;left:var(--space-md);top:50%;transform:translateY(-50%);color:var(--color-text-muted)}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:var(--space-md)}.stat-item{text-align:center;padding:var(--space-md);background:var(--color-bg-alt);border-radius:var(--radius-md)}.stat-value{font-size:1.5rem;font-weight:600;color:var(--color-primary);font-family:var(--font-mono)}.stat-label{font-size:.75rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em}.mobile-menu-btn{display:none;padding:var(--space-sm);background:none;border:none;cursor:pointer}@media (max-width: 768px){.nav-links{display:none}.mobile-menu-btn{display:block}.nav-links.active{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:var(--color-bg);border-bottom:1px solid var(--color-border);padding:var(--space-md);box-shadow:var(--shadow-lg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn .3s ease forwards}@media print{.no-print{display:none!important}body{background:#fff}.card{box-shadow:none;border:1px solid #ddd}}.logo[data-astro-cid-qlfjksao]{display:flex;align-items:center;gap:var(--space-sm);font-weight:700;font-size:1.25rem;color:var(--color-secondary);text-decoration:none}.logo[data-astro-cid-qlfjksao]:hover{color:var(--color-primary)}.logo[data-astro-cid-qlfjksao] svg[data-astro-cid-qlfjksao]{color:var(--color-primary)}.search-form[data-astro-cid-qlfjksao]{display:none}@media (min-width: 1024px){.search-form[data-astro-cid-qlfjksao]{display:block}}.search-form[data-astro-cid-qlfjksao] .search-input[data-astro-cid-qlfjksao]{width:250px}.search-form[data-astro-cid-qlfjksao] input[data-astro-cid-qlfjksao]{font-size:.875rem;padding:var(--space-xs) var(--space-md) var(--space-xs) 2.5rem}.mobile-menu-btn[data-astro-cid-qlfjksao]{display:flex;align-items:center;justify-content:center;padding:var(--space-sm);background:none;border:none;color:var(--color-text);cursor:pointer}.mobile-menu-btn[data-astro-cid-qlfjksao]:hover{color:var(--color-primary)}@media (min-width: 769px){.mobile-menu-btn[data-astro-cid-qlfjksao]{display:none}.nav-links[data-astro-cid-qlfjksao]{display:flex!important;flex-direction:row;position:static;border:none;box-shadow:none;padding:0}}@media (max-width: 768px){.nav-links[data-astro-cid-qlfjksao]{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;background:var(--color-bg);border-bottom:1px solid var(--color-border);padding:var(--space-md);box-shadow:var(--shadow-lg)}.nav-links[data-astro-cid-qlfjksao].active{display:flex}}.footer-grid[data-astro-cid-35ed7um5]{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:var(--space-2xl)}@media (max-width: 768px){.footer-grid[data-astro-cid-35ed7um5]{grid-template-columns:1fr 1fr;gap:var(--space-xl)}.footer-brand[data-astro-cid-35ed7um5]{grid-column:1 / -1}}@media (max-width: 480px){.footer-grid[data-astro-cid-35ed7um5]{grid-template-columns:1fr}}.footer-logo[data-astro-cid-35ed7um5]{display:flex;align-items:center;gap:var(--space-sm);font-weight:700;font-size:1.25rem;color:#fff;text-decoration:none;margin-bottom:var(--space-md)}.footer-logo[data-astro-cid-35ed7um5] svg[data-astro-cid-35ed7um5]{color:var(--color-primary-light)}.footer-tagline[data-astro-cid-35ed7um5]{color:#94a3b8;margin-bottom:var(--space-md);line-height:1.6}.footer-section[data-astro-cid-35ed7um5]{min-width:0}.footer[data-astro-cid-35ed7um5] .privacy-note[data-astro-cid-35ed7um5]{margin-top:var(--space-md);background:#10b9811a;border:1px solid rgba(16,185,129,.2)}.footer[data-astro-cid-35ed7um5] .privacy-note[data-astro-cid-35ed7um5] svg[data-astro-cid-35ed7um5]{color:#34d399}.footer[data-astro-cid-35ed7um5] .privacy-note[data-astro-cid-35ed7um5] span[data-astro-cid-35ed7um5]{color:#6b7280;font-size:.8125rem;line-height:1.5}