:root{--color-primary: #000000;--color-secondary: #ffffff;--color-accent: #333333;--color-text: #1a1a1a;--color-text-light: #f5f5f5;--color-bg: #ffffff;--color-bg-dark: #0a0a0a;--font-family: "Inter", system-ui, Avenir, Helvetica, Arial, sans-serif;--transition-speed: .3s}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--color-bg);color:var(--color-text);line-height:1.6;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}button{cursor:pointer;border:none;background:none;font-family:inherit}.container{max-width:1200px;margin:0 auto;padding:0 2rem}section{padding:5rem 0}.btn{display:inline-block;padding:.8rem 2rem;background-color:var(--color-primary);color:var(--color-secondary);font-weight:600;border-radius:4px;transition:all var(--transition-speed) ease;border:1px solid var(--color-primary)}.btn:hover{background-color:transparent;color:var(--color-primary)}.section-title{font-size:2.5rem;font-weight:700;margin-bottom:3rem;text-align:center;text-transform:uppercase;letter-spacing:-.02em}