/* Unified header bar — shared across all pages (landing, blog, dashboard, admin, account).
   GEX Studio (gex_index.html) loads gex-components.css which extends these base styles. */

.header-bar {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: var(--bs-body-bg);
    color: var(--bs-body-color);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
    transition: box-shadow 0.3s ease;
}

.header-bar.scrolled {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.header-container {
    width: 100%;
    max-width: var(--layout-max-width);
    margin: 0 auto;
    padding: 10px 20px;
    box-sizing: border-box;
}

@media (max-width: 768px) {
    .header-container {
        padding: 10px 15px;
    }
}

/* Center nav links — visible on landing/blog (desktop only), hidden on app pages */
.header-center-nav {
    display: none;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0.25rem;
}

@media (min-width: 992px) {
    .header-center-nav {
        display: flex;
        align-items: center;
    }
}

.header-center-nav a {
    color: var(--bs-body-color);
    text-decoration: none;
    padding: 0.35rem 0.75rem;
    border-radius: 6px;
    transition: color 0.2s, background-color 0.2s;
    white-space: nowrap;
}

.header-center-nav a:hover {
    color: var(--bs-primary, #6366f1);
    background-color: rgba(99, 102, 241, 0.08);
}

/* Vertical separator between nav groups */
.header-center-nav .nav-separator {
    width: 1px;
    height: 1rem;
    background-color: var(--bs-body-color);
    opacity: 0.25;
    margin: 0 0.25rem;
}