:root{--primary: #6c63ff;--primary-dark: #5a52d5;--secondary: #00d9ff;--gradient-1: linear-gradient(135deg, #6c63ff 0%, #00d9ff 100%);--gradient-2: linear-gradient(135deg, #ff6b6b 0%, #feca57 100%);--gradient-3: linear-gradient(135deg, #48dbfb 0%, #0abde3 100%);--shadow: 0 10px 40px rgba(108, 99, 255, .2);--bg-dark: #0a0a0f;--bg-card: #12121a;--bg-card-hover: #1a1a25;--text-primary: #ffffff;--text-secondary: #a0a0b0;--nav-bg: rgba(10, 10, 15, .95)}[data-theme=light]{--bg-dark: #f8f9fa;--bg-card: #ffffff;--bg-card-hover: #f0f0f5;--text-primary: #1a1a2e;--text-secondary: #5a5a7a;--nav-bg: rgba(248, 249, 250, .95);--shadow: 0 10px 40px rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Poppins,sans-serif;background:var(--bg-dark);color:var(--text-primary);overflow-x:hidden;line-height:1.6;transition:background .3s ease,color .3s ease}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-dark)}::-webkit-scrollbar-thumb{background:var(--primary);border-radius:4px}.container{max-width:1200px;margin:0 auto;padding:0 20px}.gradient-text{background:var(--gradient-1);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.fade-in{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}.fade-in.visible{opacity:1;transform:translateY(0)}