:root{--color-primary:#0F172A;--color-on-primary:#FFFFFF;--color-secondary:#334155;--color-accent:#0369A1;--color-background:#F8FAFC;--color-foreground:#020617;--color-muted:#E8ECF1;--color-border:#E2E8F0;--color-destructive:#DC2626;--color-ring:#0F172A;--font-primary:"Poppins","Open Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,Cantarell,"Open Sans","Helvetica Neue",sans-serif;--font-secondary:"Open Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;--spacing-xs:0.25rem;--spacing-sm:0.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:3rem;--spacing-3xl:4rem;--breakpoint-mobile:375px;--breakpoint-tablet:768px;--breakpoint-desktop:1024px;--breakpoint-large:1440px}*{box-sizing:border-box}.v4-root{margin:0;padding:0;font-family:var(--font-secondary);background-color:var(--color-background);color:var(--color-foreground);line-height:1.6}.skip-link{position:absolute;top:-40px;left:0;background:var(--color-primary);color:var(--color-on-primary);padding:var(--spacing-sm);z-index:1000;transition:top .3s}.skip-link:focus{top:0}header{background-color:var(--color-primary);color:var(--color-on-primary);padding:var(--spacing-md) var(--spacing-lg);box-shadow:0 2px 4px rgba(0,0,0,.1)}.header-container{max-width:var(--breakpoint-large);margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap}.logo{font-family:var(--font-primary);font-weight:700;font-size:1.5rem;margin:0}nav ul{display:flex;list-style:none;margin:0;padding:0;gap:var(--spacing-lg)}nav a{color:var(--color-on-primary);text-decoration:none;font-weight:500;padding:var(--spacing-sm) 0;transition:color .3s ease;border-bottom:2px solid transparent}nav a:focus,nav a:hover{color:var(--color-accent);border-bottom-color:var(--color-accent)}nav a:focus{outline:2px solid var(--color-accent);outline-offset:2px}main{max-width:var(--breakpoint-large);margin:0 auto;padding:var(--spacing-xl) var(--spacing-lg)}.hero{text-align:center;padding:var(--spacing-2xl) 0;background-color:var(--color-muted);border-radius:8px;margin-bottom:var(--spacing-2xl)}.hero h1{font-family:var(--font-primary);font-size:2.5rem;font-weight:700;margin-bottom:var(--spacing-md);color:var(--color-primary)}.hero p{font-size:1.25rem;max-width:700px;margin:0 auto var(--spacing-lg)}.btn{display:inline-block;background-color:var(--color-accent);color:var(--color-on-primary);padding:var(--spacing-md) var(--spacing-xl);text-decoration:none;font-weight:600;border-radius:4px;transition:background-color .3s ease;border:none;cursor:pointer;font-family:var(--font-primary);font-size:1rem}.btn:focus,.btn:hover{background-color:#024e7a;outline:2px solid var(--color-ring);outline-offset:2px}.section{margin-bottom:var(--spacing-3xl)}.section-header{text-align:center;margin-bottom:var(--spacing-2xl)}.section-title{font-family:var(--font-primary);font-size:2rem;font-weight:700;color:var(--color-primary);margin-bottom:var(--spacing-md)}.section-subtitle{font-size:1.25rem;color:var(--color-secondary);max-width:700px;margin:0 auto}.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-xl);margin-top:var(--spacing-xl)}.service-card{background-color:white;border-radius:8px;padding:var(--spacing-xl);box-shadow:0 4px 6px rgba(0,0,0,.05);text-align:center;transition:transform .3s ease,box-shadow .3s ease}.service-card:focus-within,.service-card:hover{transform:translateY(-5px);box-shadow:0 10px 15px rgba(0,0,0,.1)}.service-card h3{font-family:var(--font-primary);font-size:1.5rem;color:var(--color-primary);margin-bottom:var(--spacing-md)}.service-card .price{font-size:1.25rem;font-weight:700;color:var(--color-accent);margin-bottom:var(--spacing-md)}.certifications{display:flex;justify-content:center;flex-wrap:wrap;gap:var(--spacing-xl);margin-top:var(--spacing-xl)}.certification{text-align:center;padding:var(--spacing-md)}.certification h4{font-family:var(--font-primary);margin-bottom:var(--spacing-sm)}footer{background-color:var(--color-primary);color:var(--color-on-primary);padding:var(--spacing-xl) var(--spacing-lg);margin-top:var(--spacing-3xl)}.footer-container{max-width:var(--breakpoint-large);margin:0 auto;text-align:center}.footer-links{display:flex;justify-content:center;list-style:none;padding:0;margin:var(--spacing-lg) 0;gap:var(--spacing-lg)}.footer-links a{color:var(--color-on-primary);text-decoration:none}.footer-links a:focus,.footer-links a:hover{text-decoration:underline}.copyright{margin-top:var(--spacing-lg);opacity:.8}@media (max-width:768px){.header-container{flex-direction:column;gap:var(--spacing-md)}nav ul{gap:var(--spacing-md);flex-wrap:wrap;justify-content:center}.hero h1{font-size:2rem}.hero p{font-size:1rem}.section-title{font-size:1.75rem}.section-subtitle{font-size:1rem}}@media (max-width:480px){.services-grid{grid-template-columns:1fr}.certifications{flex-direction:column;gap:var(--spacing-md)}}.container{max-width:var(--breakpoint-large);margin:0 auto;padding:0 var(--spacing-lg)}