.header{background:linear-gradient(135deg,var(--primary),var(--secondary));color:white;padding:5rem 0;margin-bottom:3rem;text-align:center;position:relative;overflow:hidden}.header::before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background-image:radial-gradient(rgba(255,255,255,.1) 1px,transparent 1px);background-size:20px 20px;opacity:.3}h1{font-size:2.75rem;margin-bottom:1.5rem;position:relative;display:inline-block}h1::after{content:"";position:absolute;bottom:-.75rem;left:50%;transform:translateX(-50%);width:5rem;height:.25rem;background:var(--accent);border-radius:.25rem}.lead{font-size:1.25rem;color:rgba(255,255,255,.9);max-width:800px;margin:0 auto;line-height:1.7}.card-step{border-top:.5rem solid var(--info)}.badge-step{background-color:var(--info);color:white}.badge-warning{background-color:var(--warning);color:var(--dark)}@media (max-width:768px){.header{padding:3rem 0}h1{font-size:2rem}}@media (max-width:480px){h1{font-size:1.75rem}}