*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #2563eb;--primary-dark: #1d4ed8;--secondary: #64748b;--accent: #f59e0b;--success: #10b981;--warning: #f59e0b;--error: #ef4444;--background: #ffffff;--surface: #f8fafc;--text-primary: #1e293b;--text-secondary: #64748b;--border: #e2e8f0;--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);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1)}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;color:var(--text-primary);background-color:var(--background)}.container{max-width:1200px;margin:0 auto;padding:0 1rem}@media (min-width:768px){.container{padding:0 2rem}}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border:none;border-radius:.5rem;font-weight:500;text-decoration:none;transition:all .2s ease;cursor:pointer;font-size:.875rem}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-secondary{background-color:transparent;color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background-color:var(--surface);transform:translateY(-1px)}.section{padding:4rem 0}.section-title{font-size:2.5rem;font-weight:700;text-align:center;margin-bottom:1rem;background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.section-subtitle{font-size:1.125rem;color:var(--text-secondary);text-align:center;max-width:600px;margin:0 auto 3rem}.grid{display:grid;gap:2rem}.grid-cols-1{grid-template-columns:1fr}.grid-cols-2{grid-template-columns:repeat(2,1fr)}.grid-cols-3{grid-template-columns:repeat(3,1fr)}.grid-cols-4{grid-template-columns:repeat(4,1fr)}@media (min-width:768px){.grid-cols-2-md{grid-template-columns:repeat(2,1fr)}.grid-cols-3-md{grid-template-columns:repeat(3,1fr)}.grid-cols-4-md{grid-template-columns:repeat(4,1fr)}}.card{background:#fff;border-radius:1rem;padding:2rem;box-shadow:var(--shadow-sm);border:1px solid var(--border);transition:all .3s ease}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.fade-in{animation:fadeIn .6s ease-in}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}