/**
 * ProwessApps V4 - Validated header and navigation styles
 */
.pa-site-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    width: 100%;
    min-width: 0;
    min-height: var(--pa-header-height);
    padding-top: env(safe-area-inset-top);
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid rgba(199, 210, 220, 0.8);
    box-shadow: var(--pa-shadow-xs);
    backdrop-filter: saturate(140%) blur(16px);
    -webkit-backdrop-filter: saturate(140%) blur(16px);
}

.pa-site-header .navbar {
    width: 100%;
    min-width: 0;
    min-height: var(--pa-header-height);
}

.pa-site-header .pa-page-shell,
.pa-site-header .navbar-collapse,
.pa-site-header .navbar-nav {
    min-width: 0;
}

.pa-navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    min-width: 0;
    min-height: var(--pa-touch-target);
    text-decoration: none;
}

.pa-brand-logo {
    width: 46px;
    height: 46px;
    object-fit: contain;
    flex: 0 0 auto;
}

.pa-brand-copy {
    display: flex;
    min-width: 0;
    flex-direction: column;
    line-height: 1;
}

.pa-brand-title {
    color: var(--pa-navy);
    font-size: 1.18rem;
    font-weight: 850;
    letter-spacing: -0.025em;
}

.pa-brand-tagline {
    margin-top: 0.3rem;
    color: var(--pa-muted);
    font-size: 0.58rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.pa-desktop-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    min-height: var(--pa-touch-target);
    padding: 0.55rem 0.72rem;
    color: var(--pa-text);
    font-size: 0.9rem;
    font-weight: 650;
    white-space: nowrap;
    border: 0;
    border-radius: var(--pa-radius-sm);
    background: transparent;
}

.pa-desktop-nav .nav-link:hover,
.pa-desktop-nav .nav-link:focus,
.pa-desktop-nav .nav-link.active {
    color: var(--pa-primary-hover);
    background: var(--pa-primary-soft);
    text-decoration: none;
}

.pa-desktop-nav .dropdown-menu {
    min-width: 15rem;
    max-height: min(70vh, 34rem);
    padding: 0.55rem;
    overflow-y: auto;
    border: 1px solid var(--pa-border);
    border-radius: var(--pa-radius);
    box-shadow: var(--pa-shadow);
}

.pa-desktop-nav .dropdown-item {
    display: flex;
    align-items: center;
    min-height: 2.55rem;
    padding: 0.5rem 0.7rem;
    border-radius: var(--pa-radius-xs);
    font-weight: 550;
}

.pa-desktop-nav .dropdown-item:hover,
.pa-desktop-nav .dropdown-item:focus,
.pa-desktop-nav .dropdown-item.active {
    color: var(--pa-primary-hover);
    background: var(--pa-primary-soft);
}

.pa-icon-button {
    display: inline-grid;
    width: var(--pa-touch-target);
    height: var(--pa-touch-target);
    flex: 0 0 auto;
    place-items: center;
    padding: 0;
    color: var(--pa-navy);
    background: #fff;
    border: 1px solid var(--pa-border);
    border-radius: var(--pa-radius-sm);
}

/* =========================================================
   Plain mobile hamburger icon
   ========================================================= */

.pa-site-header .pa-menu-button {
    display: inline-flex;
    width: 2.75rem;
    height: 2.75rem;
    flex: 0 0 2.75rem;
    align-items: center;
    justify-content: center;

    padding: 0;
    margin: 0;

    color: var(--pa-navy, #17324d);
    background: transparent !important;

    border: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;

    font-size: 1.9rem;
    line-height: 1;

    appearance: none;
    -webkit-appearance: none;
}

.pa-site-header .pa-menu-button:hover,
.pa-site-header .pa-menu-button:active,
.pa-site-header .pa-menu-button:focus {
    color: var(--pa-primary, #1769e0);
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
}

.pa-site-header .pa-menu-button:focus-visible {
    outline: 2px solid var(--pa-primary, #1769e0);
    outline-offset: 2px;
    border-radius: 0.25rem !important;
}

.pa-site-header .pa-menu-button i {
    display: block;
    margin: 0;
    padding: 0;

    font-size: 1.9rem;
    line-height: 1;

    pointer-events: none;
}

/* Remove Bootstrap's navbar-toggler focus box */
.pa-site-header .navbar-toggler:focus {
    box-shadow: none;
}

.pa-navigation-drawer {
    --bs-offcanvas-width: min(80vw, 25rem);
    width: min(80vw, 25rem) !important;
    max-width: 100%;
    height: 100vh;
    height: 100dvh;
    max-height: 100vh;
    max-height: 100dvh;
    overflow-x: hidden;
    overflow-y: auto;
    border-left: 0;
    border-radius: var(--pa-radius-xl) 0 0 var(--pa-radius-xl);
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.pa-navigation-drawer::-webkit-scrollbar,
.pa-navigation-drawer .offcanvas-body::-webkit-scrollbar {
    display: none;
}

.pa-navigation-drawer .offcanvas-header {
    padding: max(1rem, env(safe-area-inset-top)) 1rem 1rem;
    border-bottom: 1px solid var(--pa-border);
}

.pa-navigation-drawer .offcanvas-body {
    display: block;
    min-width: 0;
    min-height: 0;
    padding-bottom: max(1.25rem, env(safe-area-inset-bottom));
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.pa-mobile-search,
.pa-mobile-nav-link {
    min-width: 0;
    overflow-wrap: anywhere;
}

.pa-mobile-search {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    min-height: 3rem;
    padding: 0.65rem 0.85rem;
    margin-bottom: 1rem;
    color: var(--pa-text);
    background: var(--pa-surface-soft);
    border: 1px solid var(--pa-border);
    border-radius: var(--pa-radius);
    text-decoration: none;
}

.pa-mobile-nav .accordion-item {
    border-color: var(--pa-border);
}

.pa-mobile-nav .accordion-button {
    min-width: 0;
    min-height: 3.15rem;
    padding: 0.65rem 0.75rem;
    color: var(--pa-text);
    font-weight: 700;
    background: #fff;
    box-shadow: none;
}

.pa-mobile-nav .accordion-button:not(.collapsed) {
    color: var(--pa-primary-hover);
    background: var(--pa-primary-soft);
}

.pa-mobile-nav-link {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    min-height: 2.9rem;
    padding: 0.55rem 0.75rem;
    color: var(--pa-text);
    border-radius: var(--pa-radius-sm);
    text-decoration: none;
}

.pa-mobile-nav-link:hover,
.pa-mobile-nav-link:focus,
.pa-mobile-nav-link.active {
    color: var(--pa-primary-hover);
    background: var(--pa-primary-soft);
}

.pa-mobile-nav-root {
    margin-block: 0.2rem;
    font-weight: 700;
}

.offcanvas-backdrop.show {
    opacity: 0.4;
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
}

@media (max-width: 374.98px) {
    .pa-brand-logo {
        width: 39px;
        height: 39px;
    }

    .pa-brand-title {
        font-size: 1.05rem;
    }

    .pa-brand-tagline {
        font-size: 0.52rem;
        letter-spacing: 0.09em;
    }

    .pa-header-actions {
        gap: 0.35rem !important;
    }
}

@media (max-width: 575.98px) {
    .pa-site-header .navbar {
        padding-block: 0.35rem;
    }

    .pa-navbar-brand {
        gap: 0.5rem;
    }

    .pa-navigation-drawer {
        border-radius: 1rem 0 0 1rem;
    }
}

@media (min-width: 576px) and (max-width: 1199.98px) {
    .pa-navigation-drawer {
        --bs-offcanvas-width: min(80vw, 27rem);
        width: min(80vw, 27rem) !important;
    }
}

@media (min-width: 1200px) {
    .pa-header-actions,
    .pa-menu-button,
    .pa-navigation-drawer,
    .offcanvas-backdrop {
        display: none !important;
    }

    .pa-desktop-nav {
        display: flex !important;
    }
}

@media (min-width: 1400px) {
    .pa-desktop-nav .nav-link {
        padding-inline: 0.8rem;
        font-size: 0.94rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .pa-navigation-drawer,
    .pa-desktop-nav .dropdown-menu {
        transition: none !important;
    }
}