:root{--primary: #1a1a1a;--accent: #f39c12;--text: #333333;--bg: #ffffff;--muted: #f4f4f4;--white: #ffffff;--shadow: 0 4px 20px rgba(0, 0, 0, .08);--transition: all .3s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--text);line-height:1.6;background:var(--bg);overflow-x:hidden}a{text-decoration:none;color:inherit}ul{list-style:none}.container{max-width:1200px;margin:0 auto;padding:0 20px}.section{padding:80px 0}h1,h2,h3{font-weight:700;line-height:1.2}.btn{display:inline-block;padding:12px 24px;border-radius:4px;font-weight:600;cursor:pointer;transition:var(--transition);border:none}.btn-primary{background:var(--accent);color:var(--white)}.btn-primary:hover{background:#e67e22;transform:translateY(-2px)}