/**
 * Navigation Component Styles
 *
 * @package Tobalt_Starter
 * @author Tobalt — https://tobalt.lt
 */

/* Primary Navigation */
.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    position: relative;
}

/* Default: blue text on white header - smaller font */
.nav-menu > li > a {
    display: flex;
    align-items: center;
    min-height: var(--touch-target-min);
    padding: var(--space-xs) var(--space-sm);
    color: var(--color-primary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast);
}

/* Scrolled: white text on blue header */
.site-header.is-scrolled .nav-menu > li > a {
    color: var(--color-white);
}

.nav-menu > li > a:hover,
.nav-menu > li > a:focus {
    color: var(--color-accent);
}

.site-header.is-scrolled .nav-menu > li > a:hover,
.site-header.is-scrolled .nav-menu > li > a:focus {
    color: var(--color-highlight);
}

.nav-menu a:focus-visible {
    outline: var(--focus-ring-width) solid var(--focus-ring-color);
    outline-offset: var(--focus-ring-offset);
}

.nav-menu .current-menu-item > a,
.nav-menu .current_page_item > a,
.nav-menu .current-menu-ancestor > a {
    color: var(--color-accent);
}

.site-header.is-scrolled .nav-menu .current-menu-item > a,
.site-header.is-scrolled .nav-menu .current_page_item > a,
.site-header.is-scrolled .nav-menu .current-menu-ancestor > a {
    color: var(--color-highlight);
}

/* Submenu */
.nav-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    list-style: none;
    margin: 0;
    padding: var(--space-xs);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity var(--transition-fast), 
                visibility var(--transition-fast),
                transform var(--transition-fast);
    z-index: var(--z-dropdown);
}

.nav-menu li:hover > .sub-menu,
.nav-menu li:focus-within > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Submenu links always have dark text */
.nav-menu .sub-menu a,
.site-header.is-scrolled .nav-menu .sub-menu a {
    display: block;
    padding: var(--space-sm) var(--space-md);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-normal);
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-menu .sub-menu a:hover,
.nav-menu .sub-menu a:focus,
.site-header.is-scrolled .nav-menu .sub-menu a:hover,
.site-header.is-scrolled .nav-menu .sub-menu a:focus {
    color: var(--color-primary);
    background-color: var(--color-gray-light);
}

/* Mobile Navigation */
.mobile-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: calc(var(--z-fixed) - 1);
    background-color: var(--color-primary);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
    overflow-y: auto;
}

.mobile-nav.is-visible {
    opacity: 1;
    visibility: visible;
}

.mobile-nav__inner {
    display: flex;
    flex-direction: column;
    min-height: 100%;
    padding: calc(var(--header-height) + var(--space-xl)) var(--container-padding) var(--space-xl);
}

.mobile-nav__menu {
    flex: 1;
}

.mobile-nav__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mobile-nav__list li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-nav__list > li > a {
    display: block;
    padding: var(--space-md) 0;
    color: var(--color-white);
    text-decoration: none;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
}

.mobile-nav__list a:hover,
.mobile-nav__list a:focus {
    color: var(--color-highlight);
}

.mobile-nav__list a:focus-visible {
    outline: var(--focus-ring-width) solid var(--focus-ring-color);
    outline-offset: var(--focus-ring-offset);
}

.mobile-nav__list .sub-menu {
    list-style: none;
    margin: 0;
    padding: 0 0 0 var(--space-lg);
}

.mobile-nav__list .sub-menu a {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-normal);
    padding: var(--space-sm) 0;
}

/* Mobile Contact */
.mobile-nav__contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-top: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-nav__link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-white);
    text-decoration: none;
    font-size: var(--font-size-base);
    min-height: var(--touch-target-min);
}

.mobile-nav__link:hover,
.mobile-nav__link:focus {
    color: var(--color-highlight);
}

.mobile-nav__link:focus-visible {
    outline: var(--focus-ring-width) solid var(--focus-ring-color);
    outline-offset: var(--focus-ring-offset);
}

/* Body class when menu is open */
body.mobile-menu-open {
    overflow: hidden;
}