*{margin:0;padding:0;box-sizing:border-box}:root{--primary-gradient:linear-gradient(135deg,#667eea,#764ba2);--dark-bg:#1a1a2e;--darker-bg:#0f0f1e;--card-bg:rgba(102,126,234,.1);--text-primary:#fff;--text-secondary:hsla(0,0%,100%,.8);--accent-purple:#667eea;--accent-blue:#764ba2}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--darker-bg);color:var(--text-primary);line-height:1.6}.container{max-width:1200px;margin:0 auto;padding:0 20px}.btn{display:inline-block;padding:14px 32px;border-radius:12px;font-weight:600;text-decoration:none;transition:all .3s ease;border:none;cursor:pointer;font-size:16px}.btn-primary{background:var(--primary-gradient);color:#fff}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(102,126,234,.4)}.btn-secondary{background:hsla(0,0%,100%,.1);color:#fff;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.btn-secondary:hover{background:hsla(0,0%,100%,.2)}.card{background:var(--card-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:16px;padding:24px;border:1px solid hsla(0,0%,100%,.1)}.section{padding:80px 0}.section-title{font-size:2.5rem;font-weight:700;text-align:center;margin-bottom:16px;background:var(--primary-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.section-subtitle{text-align:center;color:var(--text-secondary);font-size:1.2rem;margin-bottom:48px;max-width:600px;margin-left:auto;margin-right:auto}@media (max-width:768px){.section-title{font-size:2rem}.section-subtitle{font-size:1rem}.section{padding:60px 0}}