:root{--primary-50: #eef6ff;--primary-100: #d9eaff;--primary-200: #bcd9ff;--primary-300: #8ec1ff;--primary-400: #599dff;--primary-500: #2f7bf5;--primary-600: #1a5fe0;--primary-700: #1749b4;--primary-800: #173e91;--primary-900: #183874;--accent-50: #ecfdf5;--accent-100: #d1fae5;--accent-200: #a7f3d0;--accent-300: #6ee7b7;--accent-400: #34d399;--accent-500: #10b981;--accent-600: #059669;--accent-700: #047857;--warning-50: #fffbeb;--warning-100: #fef3c7;--warning-400: #fbbf24;--warning-500: #f59e0b;--warning-600: #d97706;--error-50: #fef2f2;--error-100: #fee2e2;--error-400: #f87171;--error-500: #ef4444;--error-600: #dc2626;--neutral-50: #f9fafb;--neutral-100: #f3f4f6;--neutral-200: #e5e7eb;--neutral-300: #d1d5db;--neutral-400: #9ca3af;--neutral-500: #6b7280;--neutral-600: #4b5563;--neutral-700: #374151;--neutral-800: #1f2937;--neutral-900: #111827;--bg: #ffffff;--bg-alt: var(--neutral-50);--text: var(--neutral-900);--text-muted: var(--neutral-600);--border: var(--neutral-200);--radius: 10px;--radius-sm: 6px;--shadow-sm: 0 1px 2px rgba(0,0,0,.05);--shadow: 0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -2px rgba(0,0,0,.05);--shadow-lg: 0 10px 25px -3px rgba(0,0,0,.08), 0 4px 10px -4px rgba(0,0,0,.05);--container: 1140px;--header-h: 60px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5;color:var(--text);background:var(--bg);min-height:100vh;display:flex;flex-direction:column}h1,h2,h3,h4,h5,h6{line-height:1.2;font-weight:700;color:var(--neutral-900)}h1{font-size:1.75rem}h2{font-size:1.4rem;margin-top:0}h3{font-size:1.15rem}p{line-height:1.6;color:var(--neutral-700)}a{color:var(--primary-600);text-decoration:none}a:hover{text-decoration:underline}ul,ol{padding-left:1.25rem}li{line-height:1.6;color:var(--neutral-700);margin-bottom:.25rem}img{max-width:100%;height:auto}.container{max-width:var(--container);margin:0 auto;padding:0 16px;width:100%}main{flex:1}.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}.site-header{position:sticky;top:0;z-index:100;background:var(--bg);border-bottom:1px solid var(--border);height:var(--header-h);display:flex;align-items:center}.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:12px}.logo{font-weight:800;font-size:1.1rem;color:var(--primary-600);white-space:nowrap;display:flex;align-items:center;gap:6px}.logo:hover{text-decoration:none}.logo-icon{width:28px;height:28px;background:var(--primary-600);border-radius:6px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:.75rem;font-weight:800;flex-shrink:0}.nav-desktop{display:flex;align-items:center;gap:4px}.nav-desktop a{padding:8px 10px;font-size:.875rem;color:var(--neutral-700);border-radius:var(--radius-sm);white-space:nowrap}.nav-desktop a:hover{background:var(--neutral-100);text-decoration:none;color:var(--primary-600)}.nav-toggle{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;padding:4px 8px;color:var(--neutral-700);border-radius:var(--radius-sm)}.nav-mobile{display:none;position:fixed;top:var(--header-h);left:0;right:0;bottom:0;background:var(--bg);z-index:99;padding:16px;overflow-y:auto;flex-direction:column;gap:4px}.nav-mobile.open{display:flex}.nav-mobile a{padding:12px 16px;font-size:1rem;color:var(--neutral-700);border-radius:var(--radius-sm);border-bottom:1px solid var(--border)}.nav-mobile a:hover{background:var(--neutral-100);text-decoration:none}.nav-section-label{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--neutral-400);padding:16px 16px 4px;font-weight:600}@media(max-width:900px){.nav-desktop{display:none}.nav-toggle{display:block}}.site-footer{background:var(--neutral-900);color:var(--neutral-300);padding:40px 0 20px;margin-top:48px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px}@media(max-width:768px){.footer-grid{grid-template-columns:1fr 1fr}}@media(max-width:480px){.footer-grid{grid-template-columns:1fr}}.footer-col h3{color:#fff;font-size:.875rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:12px}.footer-col ul{list-style:none;padding:0}.footer-col li{margin-bottom:6px}.footer-col a{color:var(--neutral-300);font-size:.875rem}.footer-col a:hover{color:#fff}.footer-brand p{color:var(--neutral-400);font-size:.875rem;margin-top:8px}.footer-disclaimer{border-top:1px solid var(--neutral-700);margin-top:24px;padding-top:16px;font-size:.75rem;color:var(--neutral-500)}.content-section{padding:32px 0}.content-section h2,.content-section p,.content-section ul,.content-section ol{margin-bottom:12px}.prose{max-width:760px}.prose p{margin-bottom:14px}.prose h2{margin-top:32px;margin-bottom:12px}.prose h3{margin-top:24px;margin-bottom:8px}.prose ul,.prose ol{margin-bottom:14px}.breadcrumbs{padding:8px 0;font-size:.8rem;color:var(--neutral-500)}.breadcrumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:4px;padding:0}.breadcrumbs li{display:flex;align-items:center;gap:4px;color:var(--neutral-500)}.breadcrumbs li:after{content:"/";margin-left:4px;color:var(--neutral-300)}.breadcrumbs li:last-child:after{content:""}.breadcrumbs a{color:var(--neutral-600)}.breadcrumbs a:hover{color:var(--primary-600)}.faq-item{border-bottom:1px solid var(--border);padding:12px 0}.faq-item summary{cursor:pointer;font-weight:600;color:var(--neutral-800);font-size:1rem;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:8px;padding:4px 0}.faq-item summary:after{content:"+";font-size:1.25rem;color:var(--primary-600);flex-shrink:0;transition:transform .2s}.faq-item[open] summary:after{transform:rotate(45deg)}.faq-item summary::-webkit-details-marker{display:none}.faq-answer{padding:8px 0 4px;color:var(--neutral-600);line-height:1.6}.link-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin:16px 0}.link-card{display:block;padding:14px 16px;background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.9rem;color:var(--neutral-700);font-weight:500;transition:border-color .15s,background .15s}.link-card:hover{border-color:var(--primary-300);background:var(--primary-50);text-decoration:none;color:var(--primary-700)}.example-chips{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.example-chip{display:inline-flex;align-items:center;gap:4px;padding:6px 14px;background:var(--neutral-100);border:1px solid var(--neutral-200);border-radius:20px;font-size:.85rem;font-weight:600;color:var(--neutral-700);cursor:pointer;transition:all .15s;user-select:none}.example-chip:hover{background:var(--primary-50);border-color:var(--primary-300);color:var(--primary-700)}.mt-0{margin-top:0}.mb-0{margin-bottom:0}.text-center{text-align:center}table{width:100%;border-collapse:collapse;margin:16px 0;font-size:.9rem}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}th{font-weight:600;color:var(--neutral-800);background:var(--bg-alt)}@media print{.site-header,.site-footer,.nav-toggle,.nav-mobile,.breadcrumbs,.no-print{display:none!important}body{color:#000}.container{max-width:100%}}