:root{--primary-color: #111111;--secondary-color: #ffffff;--accent-color: #4600d2;--text-color: #2c2c2c;--text-light: #666666;--background-light: #f8f9fa;--border-color: #e5e5e5;--font-family-primary: "Inter", sans-serif;--spacing-unit: 8px;--container-width: 1200px}body{margin:0;font-family:var(--font-family-primary);color:var(--text-color);background-color:var(--secondary-color);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-weight:700;margin-top:0;color:var(--primary-color);letter-spacing:-.02em}p{line-height:1.6;margin-bottom:1.5rem}.container{max-width:var(--container-width);margin:0 auto;padding:0 24px}.btn{display:inline-block;padding:12px 32px;font-weight:600;text-decoration:none;border-radius:4px;transition:all .3s ease;cursor:pointer;border:none;font-size:1rem}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:#333;transform:translateY(-2px)}.btn-accent{background-color:var(--accent-color);color:#fff}.btn-accent:hover{background-color:#3500a0;transform:translateY(-2px)}.section{padding:80px 0}.section-title{font-size:2.5rem;margin-bottom:24px;text-align:center}.bg-light{background-color:var(--background-light)}.text-center{text-align:center}.grid{display:grid;gap:24px}.grid-2{grid-template-columns:repeat(2,1fr)}@media(max-width:768px){.grid-2{grid-template-columns:1fr}}