/**
 * Navigation Styles - RIKAI Marketing Website
 *
 * Production-grade navigation system styles
 * Supports: Desktop horizontal menu, Dropdown menus, Mobile accordion menu
 * Future-ready: Mega menu support
 *
 * @package RIKAI_Marketing
 * @version 1.0.0
 */

/* ==========================================================================
   GLOBAL NAVIGATION STYLES
   ========================================================================== */

.site-header {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1030;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.site-header .navbar {
    padding: 11px 0;
    max-height: 70px;
}

/* Logo */
.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-text-color);
    transition: opacity 0.3s ease;
}

.navbar-brand:hover {
    opacity: 0.8;
}

.navbar-brand {
    display: none;
}

.navbar-brand img,
.custom-logo-link img {
    height: 30px;
    max-height: 30px;
    width: auto;
}

/* ==========================================================================
   DESKTOP NAVIGATION (> 992px)
   ========================================================================== */
/* Primary Navigation List */
.navbar-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Navigation Items */
.navbar-nav .nav-item {
    position: relative;
}

/* Navigation Links */
.navbar-nav .nav-link {
    position: relative;
    padding: 0.75rem 1rem;
    color: var(--dark-color) !important;
    font-weight: 900;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    white-space: nowrap;
    display: flex;
    align-items: center;
}

/* Active Menu Highlight - WordPress Classes */
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus,
.navbar-nav .current-menu-item > .nav-link,
.navbar-nav .current-menu-parent > .nav-link,
.navbar-nav .current-menu-ancestor > .nav-link {
    color: var(--primary-color) !important;
}

.navbar-nav .nav-link.dropdown-toggle::after {
    border: 0;
    margin-left: 0;
    vertical-align: initial;
}

/* Active Underline Effect */
.navbar-nav .nav-link::after,
.navbar-nav .nav-link.dropdown-toggle::after,
.navbar-nav .dropdown-toggle::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link:focus::after,
.navbar-nav .current-menu-item > .nav-link::after,
.navbar-nav .current-menu-parent > .nav-link::after,
.navbar-nav .current-menu-ancestor > .nav-link::after {
    width: 100%;
    display: inline;
}

/* Dropdown Toggle Icon */
/* .navbar-nav .dropdown-toggle::after {
    display: inline-block;
    margin-left: 0.5rem;
    vertical-align: middle;
    content: "";
    border-top: 0.3em solid;
    border-right: 0.3em solid transparent;
    border-bottom: 0;
    border-left: 0.3em solid transparent;
} */

/* ==========================================================================
       DROPDOWN MENUS (Desktop)
       ========================================================================== */

.navbar-nav .dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    margin: 0;
    padding: 0.5rem 0;
    background: #ffffff;
    border: 1px solid var(--third-border-color);
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

/* Show dropdown on hover and focus */
.navbar-nav .dropdown:hover > .dropdown-menu,
.navbar-nav .dropdown .nav-link:focus + .dropdown-menu,
.navbar-nav .dropdown-menu:hover {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Dropdown Items */
.dropdown-menu .dropdown-item {
    padding: 0.65rem 1.25rem;
    color: var(--primary-text-color);
    font-size: 0.9rem;
    font-weight: 900;
    white-space: nowrap;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.dropdown-menu .dropdown-item:hover,
.dropdown-menu .dropdown-item:focus {
    color: var(--primary-color);
    background-color: var(--secondary-color-lightest);
    border-left-color: var(--primary-color);
}

/* Active Dropdown Item */
.dropdown-menu .current-menu-item > .dropdown-item {
    color: var(--primary-color);
    background-color: var(--secondary-color-lightest);
    border-left-color: var(--primary-color);
}

/* Level 2 Dropdown (Submenu of Submenu) */
.navbar-nav .dropdown-submenu {
    position: relative;
}

.navbar-nav .dropdown-submenu > .dropdown-menu {
    top: 0;
    left: 100%;
    margin-left: 0;
}

.navbar-nav .dropdown-submenu:hover > .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.navbar-nav .dropdown-submenu > .dropdown-item::after {
    content: "\f105";
    font-family: "FontAwesome";
    float: right;
    margin-left: 0.75rem;
    font-size: 0.75rem;
}

/* ==========================================================================
       MEGA MENU SUPPORT (Future Extension)
       ========================================================================== */

/* Add this class to menu item for mega menu */
.navbar-nav .mega-menu > .dropdown-menu {
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    min-width: 600px;
    max-width: 1000px;
    padding: 2rem;
}

.navbar-nav .mega-menu:hover > .dropdown-menu {
    transform: translateX(-50%) translateY(0);
}

/* Mega menu grid layout */
.mega-menu .dropdown-menu .mega-menu-columns {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

/* CTA Menu Item */
.navbar-nav .nav-item-cta .nav-link {
    background: var(--primary-color);
    color: #ffffff !important;
    border-radius: 20px;
    padding: 4px 20px;
    padding-right: 40px; /* Extra space for arrow */
    font-size: 12px;
    border: none;
}

.navbar-nav .nav-item-cta .nav-link:hover,
.navbar-nav .nav-item-cta .nav-link:focus {
    background: var(--primary-color-dark);
    color: #ffffff;
}

.navbar-nav .nav-item-cta .nav-link::after {
    /* display: none; */
    content: "\f054";
    font-family: "FontAwesome";
    position: absolute;
    top: 3.5px;
    left: 80%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition:
        width 0.6s,
        height 0.6s;
}

/* ==========================================================================
   MOBILE NAVIGATION (< 992px)
   ========================================================================== */

@media (max-width: 991.98px) {
    .site-header {
        background: none;
        background-color: unset;
        backdrop-filter: unset;
        -webkit-backdrop-filter: unset;
    }

    .site-header .navbar {
        padding: 0px;
    }

    .navbar > .container {
        /* background-color: #ffffff; */
        max-width: 100%;
        padding: 14px 50px;
        /* filter: var(--filter-drop-shadow); */

        background: rgba(255, 255, 255, 0.6);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
    }

    /* Mobile Toggle Button */
    .navbar-toggler {
        padding: 0.5rem 0.75rem;
        border: 0px;
        transition: all 0.3s ease;
    }

    .navbar-toggler:hover,
    .navbar-toggler:focus {
        border-color: var(--primary-color);
        box-shadow: 0 0 0 0.2rem rgba(51, 144, 214, 0.25);
    }

    .navbar-toggler-icon {
        width: 30px;
        height: 30px;
    }

    /* Mobile Menu Container */
    .navbar-collapse {
        margin-top: 1rem;
        padding-top: 1rem;
        border-top: 1px solid var(--third-border-color);
    }

    /* Mobile Navigation List */
    .navbar-nav {
        gap: 0;
        margin-bottom: 50px !important;
    }

    /* Mobile Navigation Items */
    .navbar-nav .nav-item {
        width: 100%;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }

    /* Mobile Navigation Links */
    .navbar-nav .nav-link {
        padding: 1rem 0.5rem;
        color: var(--primary-text-color);
        font-weight: 900;
        transition: all 0.2s ease;
        display: flex;
        justify-content: space-between;
        /* align-items: center; */
        justify-content: flex-end;
    }

    .navbar-nav .nav-link:hover,
    .navbar-nav .nav-link:focus {
        color: var(--primary-color);
        /* background-color: var(--secondary-color-lightest); */
        padding-left: 1rem;
    }

    /* Active Menu Item */
    .navbar-nav .current-menu-item > .nav-link,
    .navbar-nav .current-menu-parent > .nav-link,
    .navbar-nav .current-menu-ancestor > .nav-link {
        color: var(--primary-color);
        /* background-color: var(--secondary-color-lightest); */
        /* border-right: 3px solid var(--primary-color); */
        padding-left: 1rem;
    }

    /* Mobile Dropdown Toggle */
    .navbar-nav .dropdown-toggle {
        position: relative;
    }

    /* .navbar-nav .dropdown-toggle::after {
        content: "\f107";
        font-family: "FontAwesome";
        border: none;
        font-size: 1rem;
        transition: transform 0.3s ease;
        margin-left: auto;
    } */

    /* .navbar-nav .dropdown-toggle[aria-expanded="true"]::after {
        transform: rotate(180deg);
    } */

    /* ==========================================================================
       MOBILE ACCORDION DROPDOWN
       ========================================================================== */

    .navbar-nav .dropdown-menu {
        position: static;
        float: none;
        width: auto;
        margin: 0;
        padding: 0;
        background: transparent;
        border: none;
        box-shadow: none;
        display: none;
    }

    .navbar-nav .dropdown-menu.show {
        display: block;
        animation: slideDown 0.3s ease;
    }

    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    /* Mobile Dropdown Items */
    .dropdown-menu .dropdown-item {
        padding: 0.85rem 0.5rem 0.85rem 2rem;
        color: var(--muted-text-color);
        font-size: 0.9rem;
        background-color: rgba(0, 0, 0, 0.02);
        border-left: 3px solid transparent;
        transition: all 0.2s ease;
    }

    .dropdown-menu .dropdown-item:hover,
    .dropdown-menu .dropdown-item:focus {
        color: var(--primary-color);
        background-color: var(--secondary-color-lightest);
        border-left-color: var(--primary-color);
        padding-left: 2.5rem;
    }

    /* Active Dropdown Item */
    .dropdown-menu .current-menu-item > .dropdown-item {
        color: var(--primary-color);
        background-color: var(--secondary-color-lightest);
        border-left-color: var(--primary-color);
    }

    /* Level 2 Dropdown (Mobile) */
    .navbar-nav .dropdown-submenu .dropdown-item {
        padding-left: 3rem;
        font-size: 0.85rem;
    }

    .navbar-nav .dropdown-submenu .dropdown-item:hover,
    .navbar-nav .dropdown-submenu .dropdown-item:focus {
        padding-left: 3.5rem;
    }

    /* Mobile CTA Button */
    .navbar-nav .nav-item-cta {
        display: none;
        margin-top: 1rem;
        padding-top: 1rem;
        border-top: 2px solid var(--third-border-color);
    }

    .navbar-nav .nav-item-cta .nav-link {
        background: var(--primary-color);
        color: #ffffff;
        border-radius: 20px;
        text-align: center;
        justify-content: center;
    }

    .navbar-nav .nav-item-cta .nav-link:hover,
    .navbar-nav .nav-item-cta .nav-link:focus {
        background: var(--primary-color-dark);
        color: #ffffff;
        padding-left: 0.5rem;
    }
}

@media (max-width: 575.98px) {
    .navbar > .container {
        padding: 14px 20px;
    }
}

@media (max-width: 375px) {
    .site-header {
        max-width: 375px;
    }
}

/* ==========================================================================
   ACCESSIBILITY ENHANCEMENTS
   ========================================================================== */

/* Focus visible for keyboard navigation */
.navbar-nav .nav-link:focus-visible,
.dropdown-menu .dropdown-item:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Skip to content link */
.skip-to-content {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--primary-color);
    color: #ffffff;
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    z-index: 9999;
    transition: top 0.3s ease;
}

.skip-to-content:focus {
    top: 0;
}

/* ==========================================================================
   PRINT STYLES
   ========================================================================== */

@media print {
    .site-header,
    .navbar-toggler,
    .dropdown-menu {
        display: none !important;
    }
}