:root{--color-slate-900: #0f172a;--color-slate-800: #1e293b;--color-slate-600: #475569;--color-slate-400: #94a3b8;--color-slate-200: #e2e8f0;--color-slate-50: #f8fafc;--color-blue-700: #1d4ed8;--color-blue-600: #2563eb;--color-blue-50: #eff6ff;--color-text: var(--color-slate-900);--color-text-muted: var(--color-slate-600);--color-bg: #ffffff;--color-bg-alt: var(--color-slate-50);--color-primary: var(--color-slate-900);--color-accent: var(--color-blue-600);--color-accent-hover: var(--color-blue-700);--color-border: var(--color-slate-200);--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;--font-serif: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;--space-xs: .5rem;--space-sm: 1rem;--space-md: 2rem;--space-lg: 4rem;--space-xl: 8rem;--max-width: 1100px;--content-width: 800px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--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);--transition-fast: .15s ease-in-out}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-sans);color:var(--color-text);background-color:var(--color-bg);line-height:1.6;font-size:16px;display:flex;flex-direction:column;min-height:100vh;-webkit-font-smoothing:antialiased}main{flex:1;width:100%}.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 var(--space-sm)}.section{padding:var(--space-lg) 0}.section-bg-alt{background-color:var(--color-bg-alt);border-top:1px solid var(--color-border);border-bottom:1px solid var(--color-border)}h1,h2,h3,h4,h5,h6{font-family:var(--font-sans);color:var(--color-slate-900);line-height:1.2;margin-bottom:var(--space-sm);font-weight:700;letter-spacing:-.02em}.display-title{font-size:clamp(2.5rem,5vw,4rem);font-weight:800;line-height:1.1;letter-spacing:-.03em;margin-bottom:var(--space-md)}.section-title{font-size:clamp(1.75rem,3vw,2.5rem);margin-bottom:var(--space-md);font-weight:700}.text-muted{color:var(--color-text-muted)}.lead{font-size:clamp(1.125rem,2vw,1.5rem);color:var(--color-text-muted);line-height:1.5;max-width:var(--content-width)}a{color:var(--color-accent);text-decoration:underline;text-decoration-color:transparent;text-decoration-thickness:2px;text-underline-offset:4px;transition:text-decoration-color var(--transition-fast)}a:hover{text-decoration-color:var(--color-accent)}a.no-underline{text-decoration:none;color:inherit}.btn{display:inline-flex;align-items:center;justify-content:center;background-color:var(--color-primary);color:#fff;padding:.75rem 1.5rem;border-radius:var(--radius-sm);text-decoration:none;font-weight:600;border:1px solid transparent;transition:all var(--transition-fast);cursor:pointer}.btn:hover{background-color:var(--color-slate-800);text-decoration:none}.btn-accent{background-color:var(--color-accent)}.btn-accent:hover{background-color:var(--color-accent-hover)}.btn-outline{background-color:transparent;color:var(--color-primary);border-color:var(--color-slate-300)}.btn-outline:hover{background-color:var(--color-slate-50);border-color:var(--color-primary)}.card{border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-md);background-color:#fff;transition:box-shadow var(--transition-fast),border-color var(--transition-fast)}.card-hover:hover{box-shadow:var(--shadow-md);border-color:var(--color-slate-400)}.text-center{text-align:center}.mb-1{margin-bottom:var(--space-sm)}.mb-2{margin-bottom:var(--space-md)}.mb-4{margin-bottom:var(--space-lg)}.mt-4{margin-top:var(--space-lg)}.grid{display:grid;gap:var(--space-md)}.grid-cols-2{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}.grid-cols-3{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}.grid-cols-4{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}:focus-visible{outline:3px solid var(--color-accent);outline-offset:2px}@media (max-width: 768px){.section{padding:var(--space-md) 0}}img,video,iframe{max-width:100%;height:auto}pre,code{white-space:pre-wrap;word-wrap:break-word}a{overflow-wrap:break-word;word-break:break-word}body{overflow-x:hidden}