:root{--primary-color: #2563eb;--primary-dark: #1d4ed8;--secondary-color: #0f172a;--accent-color: #3b82f6;--text-dark: #1e293b;--text-light: #64748b;--text-white: #ffffff;--bg-light: #f8fafc;--bg-white: #ffffff;--border-color: #e2e8f0;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;color:var(--text-dark);background-color:var(--bg-white)}html{scroll-behavior:smooth}a{text-decoration:none;color:inherit;transition:color .3s ease}button{cursor:pointer;border:none;font-family:inherit}.container{max-width:1200px;margin:0 auto;padding:0 20px}.section{padding:80px 0}.section-title{font-size:2.5rem;font-weight:700;color:var(--text-dark);margin-bottom:1rem;text-align:center}.section-subtitle{font-size:1.125rem;color:var(--text-light);text-align:center;max-width:600px;margin:0 auto 3rem}.btn{display:inline-block;padding:12px 32px;border-radius:8px;font-weight:600;font-size:1rem;transition:all .3s ease;text-align:center}.btn-primary{background-color:var(--primary-color);color:var(--text-white)}.btn-primary:hover{background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-secondary{background-color:var(--bg-white);color:var(--primary-color);border:2px solid var(--primary-color)}.btn-secondary:hover{background-color:var(--primary-color);color:var(--text-white)}.btn-outline{background-color:transparent;color:var(--text-white);border:2px solid var(--text-white)}.btn-outline:hover{background-color:var(--text-white);color:var(--primary-color)}.card{background:var(--bg-white);border-radius:12px;padding:2rem;box-shadow:var(--shadow-md);transition:transform .3s ease,box-shadow .3s ease}.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.grid{display:grid;gap:2rem}.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(2,1fr)}}@media(max-width:768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.section-title{font-size:2rem}.section{padding:60px 0}}.text-center{text-align:center}.text-primary{color:var(--primary-color)}.bg-light{background-color:var(--bg-light)}.bg-dark{background-color:var(--secondary-color);color:var(--text-white)}