/* /css/header.css */
header {
    height: 4rem; /* 16 */
    background-color: rgba(24, 24, 27, 0.8); /* bg-darkCard/80 */
    border-bottom: 1px solid #27272a; /* border-zinc-800 */
}

/* Efeito Glassmorphism premium no Header */
.header-glass {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}