*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;color:#1e293b;background-color:#fff;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}button{font-family:inherit}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.btn{display:inline-block;padding:.75rem 1.5rem;border-radius:.5rem;text-decoration:none;font-weight:600;transition:all .2s ease;cursor:pointer;border:none}.btn.btn-primary{background:linear-gradient(135deg,#242121,#8f8f8f,#433b3b 40%,#6a6767 70%);color:#fff}.btn.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 12px #24212133}.btn.btn-secondary{background:transparent;color:#475569;border:2px solid #e2e8f0}.btn.btn-secondary:hover{background:#f8fafc;border-color:#cbd5e1;color:#334155}.btn.btn-outline{background:transparent;color:#64748b;border:2px solid #e2e8f0}.btn.btn-outline:hover{background:#f8fafc;border-color:#cbd5e1;color:#475569}.btn.btn-large{padding:1rem 2rem;font-size:1.125rem;font-weight:600}