*{margin:0;padding:0;box-sizing:border-box}:root{--primary-dark: #1a1a1a;--primary-light: #ffffff;--accent-blue: #0066cc;--accent-blue-dark: #004499;--text-dark: #222222;--text-light: #666666;--text-muted: #999999;--bg-light: #f8f9fa;--bg-gray: #eeeeee;--border-color: #dddddd;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .08);--shadow-md: 0 4px 16px rgba(0, 0, 0, .12);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .15);--transition: all .3s cubic-bezier(.4, 0, .2, 1)}.header{display:flex;justify-content:center;align-items:center;gap:1rem}html,body{overflow-x:hidden;overflow-y:auto;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;color:var(--text-dark);background:var(--primary-light)}body.intro-active{overflow:hidden;height:100vh;touch-action:none}body,html{margin:0;padding:0;overflow-x:hidden;background:var(--primary-light)}html{scroll-behavior:smooth}