:root{--primary-dark: #000000;--primary-blue: #3498db;--primary-light-blue: #5dade2;--accent-blue: #85c1e9;--white: #ffffff;--gray-light: #ecf0f1;--gray-medium: #95a5a6;--success: #27ae60;--danger: #e74c3c;--warning: #f39c12;--shadow: 0 2px 10px rgba(0, 0, 0, .1);--shadow-hover: 0 4px 20px rgba(0, 0, 0, .15);--border-radius: 16px;--border-radius-small: 8px;--transition: all .3s cubic-bezier(.4, 0, .2, 1);--text-light: #ffffff;--text-dark: #000000;--text-gray-medium: #ffffff99;--text-gray-dark: #00000099;--gray-light-transparent: #ffffff26}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:linear-gradient(135deg,var(--primary-dark) 0%,var(--primary-blue) 100%);min-height:100vh;color:var(--primary-dark);overflow-x:hidden}