:root{--primary-color:#2563eb;--primary-dark:#1d4ed8;--primary-light:#3b82f6;--secondary-color:#10b981;--accent-color:#f59e0b;--text-primary:#1f2937;--text-secondary:#6b7280;--text-light:#9ca3af;--background-primary:#ffffff;--background-secondary:#f9fafb;--background-accent:#f3f4f6;--border-color:#e5e7eb;--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -2px rgba(0,0,0,0.05);--shadow-xl:0 20px 25px -5px rgba(0,0,0,0.1),0 10px 10px -5px rgba(0,0,0,0.04);--gradient-primary:linear-gradient(135deg,#667eea,#764ba2);--gradient-secondary:linear-gradient(135deg,#f093fb,#f5576c);--gradient-accent:linear-gradient(135deg,#4facfe,#00f2fe)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:Roboto,-apple-system,BlinkMacSystemFont,Segoe UI,Oxygen,Ubuntu,Cantarell,sans-serif;font-weight:400;line-height:1.6;background-color:var(--background-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}body,h1,h2,h3,h4,h5,h6{color:var(--text-primary)}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;margin:0}h1{font-size:3.5rem;font-weight:700;letter-spacing:-.025em}@media(max-width:768px){h1{font-size:2.5rem}}h2{font-size:2.5rem;font-weight:600}@media(max-width:768px){h2{font-size:2rem}}h3{font-size:1.875rem;font-weight:500}@media(max-width:768px){h3{font-size:1.5rem}}p{margin:0;color:var(--text-secondary);line-height:1.7}a{color:var(--primary-color);text-decoration:none;transition:color .2s ease}a:hover{color:var(--primary-dark)}button{font-family:inherit;cursor:pointer;border:none;outline:none;transition:all .2s ease}.container{max-width:1200px;margin:0 auto;padding:0 1rem}@media(max-width:768px){.container{padding:0 .75rem}}.section{padding:5rem 0}@media(max-width:768px){.section{padding:3rem 0}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideInLeft{0%{opacity:0;transform:translateX(-30px)}to{opacity:1;transform:translateX(0)}}@keyframes slideInRight{0%{opacity:0;transform:translateX(30px)}to{opacity:1;transform:translateX(0)}}.hover-lift{transition:transform .2s ease,box-shadow .2s ease}.hover-lift:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.hover-scale{transition:transform .2s ease}.hover-scale:hover{transform:scale(1.05)}.gradient-text{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:rgba(0,0,0,0);background-clip:text}.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}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--background-secondary)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-light)}