/**
 * Header Styles
 * Sticky Header + Layout Variations
 *
 * @package Versana
 * @since 1.0.0
 */

/* ==========================================================================
   Base Header Styles
   ========================================================================== */

.site-header {
    position: relative;
    z-index: 999;
    transition: all 0.3s ease;
}

/* ==========================================================================
   Sticky Header
   ========================================================================== */

/* Scroll progress indicator */
.site-header::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: var(--wp--preset--color--primary);
    width: var(--scroll-progress, 0%);
    transition: width 0.1s ease;
}

/* Sticky header when stuck */
.has-sticky-header.header-is-stuck .site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    background: var(--wp--preset--color--base, #ffffff);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

/* Prevent content jump when header becomes fixed */
.has-sticky-header.header-is-stuck {
    padding-top: var(--header-height, 80px);
}

/* ==========================================================================
   Header Layout: Centered (Logo & Menu Centered, Stacked)
   ========================================================================== */

.header-layout-centered .site-header .wp-block-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--wp--preset--spacing--50, 2rem);
    text-align: center;
}

/* Center the logo */
.header-layout-centered .wp-block-site-logo {
    margin-left: auto;
    margin-right: auto;
}

/* Center the site title */
.header-layout-centered .wp-block-site-title {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

/* Center the navigation */
.header-layout-centered .wp-block-navigation {
    margin-left: auto;
    margin-right: auto;
}

/* Center navigation items */
.header-layout-centered .wp-block-navigation__container {
    justify-content: center;
}

/* Mobile: Maintain centered layout */
@media (max-width: 781px) {
    .header-layout-centered .site-header .wp-block-group {
        gap: var(--wp--preset--spacing--40, 1.5rem);
    }
}

/* ==========================================================================
   Responsive Refinements
   ========================================================================== */

/* Ensure all layouts work with WordPress default mobile menu */
@media (max-width: 781px) {
    /* Ensure navigation toggle button is always accessible */
    .wp-block-navigation__responsive-container-open {
        display: flex;
    }
}

/* ==========================================================================
   Admin Bar Adjustment (for logged-in users)
   ========================================================================== */

/* When WordPress admin bar is present */
.admin-bar.has-sticky-header.header-is-stuck .site-header {
    top: 32px;
}

@media screen and (max-width: 782px) {
    .admin-bar.has-sticky-header.header-is-stuck .site-header {
        top: 0;
    }
}