:root{--primary-bg: #f8fafc;--card-bg: #ffffff;--text-main: #1e293b;--text-muted: #64748b;--accent-cyan: #06b6d4;--accent-blue: #0078ff;--accent-purple: #7c3aed;--gradient-primary: linear-gradient(135deg, #0078ff 0%, #00d2ff 100%);--gradient-secondary: linear-gradient(135deg, #0078ff 0%, #7c3aed 100%);--font-main: "Poppins", sans-serif;--glass-bg: rgba(255, 255, 255, .8);--glass-border: rgba(0, 0, 0, .08);--glass-shadow: 0 4px 20px -5px rgba(0,0,0,.1)}.dark-mode{--primary-bg: #020617;--card-bg: #0f172a;--text-main: #f8fafc;--text-muted: #94a3b8;--accent-cyan: #06b6d4;--accent-blue: #3b82f6;--accent-purple: #a855f7;--gradient-primary: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);--gradient-secondary: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);--glass-bg: rgba(15, 23, 42, .6);--glass-border: rgba(255, 255, 255, .1);--glass-shadow: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06)}body{margin:0;padding:0;font-family:var(--font-main);background-color:var(--primary-bg);color:var(--text-main);line-height:1.6;overflow-x:hidden}h1,h2,h3,h4,h5,h6{margin:0;font-weight:700;line-height:1.2;color:var(--accent-blue)}a{text-decoration:none;color:inherit}ul{list-style:none;padding:0;margin:0}.btn-primary{display:inline-block;background:var(--accent-blue);background:linear-gradient(135deg,#0078ff,#0056b3);color:#fff;padding:12px 32px;border-radius:9999px;font-weight:600;border:none;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #0078ff66}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px #0078ff80}.btn-secondary{display:inline-block;background:transparent;color:var(--accent-blue);padding:12px 32px;border-radius:9999px;font-weight:600;border:2px solid var(--accent-blue);cursor:pointer;transition:all .3s ease}.btn-secondary:hover{background:#fff3;transform:translateY(-2px)}