/**
 * Radio Station Theme - Navigation Styles
 * Sticky navigation and mobile menu
 * 
 * @package Radio_Station_Theme
 */

/* ==========================================================================
   Main Navigation
   ========================================================================== */

.main-navigation {
    background: rgb(0, 0, 0);
    transition: all 0.3s ease;
    margin: 0;
    position: relative;
}

/* When menu is below header - sticky below header */
body.menu-below .main-navigation {
    position: sticky;
    top: var(--header-shrink-height, 80px);
    z-index: 1001;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

body.admin-bar.menu-below .main-navigation {
    top: calc(32px + var(--header-shrink-height, 80px));
}

@media screen and (max-width: 782px) {
    body.admin-bar.menu-below .main-navigation {
        top: calc(46px + var(--header-shrink-height, 80px));
    }
}

/* When menu is above header - sticky to page top */
body.menu-above .main-navigation {
    position: sticky;
    top: 0;
    z-index: 1001;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

body.admin-bar.menu-above .main-navigation {
    top: 32px;
}

@media screen and (max-width: 782px) {
    body.admin-bar.menu-above .main-navigation {
        top: 46px;
    }
}

.navigation-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

/* Menu alignment - controlled by Customizer */
.navigation-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    justify-content: center; /* Default: center */
}

.navigation-menu.align-left {
    justify-content: flex-start;
}

.navigation-menu.align-center {
    justify-content: center;
}

.navigation-menu.align-right {
    justify-content: flex-end;
}

/* Menu items */
.navigation-menu > li {
    position: relative;
}

.navigation-menu > li > a {
    display: block;
    padding: 20px 25px;
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
}

.navigation-menu > li > a:hover,
.navigation-menu > li > a:focus {
    color: #667eea;
    border-bottom-color: #667eea;
}

.navigation-menu > li.current-menu-item > a,
.navigation-menu > li.current-page-ancestor > a {
    color: #667eea;
    border-bottom-color: #667eea;
}

/* Submenu (Desktop) */
.navigation-menu .sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(0, 0, 0, 0.95);
    min-width: 220px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    list-style: none;
    margin: 0;
    padding: 10px 0;
    z-index: 100;
}

.navigation-menu li:hover > .sub-menu {
    display: block;
}

.navigation-menu .sub-menu li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navigation-menu .sub-menu li:last-child {
    border-bottom: none;
}

.navigation-menu .sub-menu a {
    display: block;
    padding: 12px 20px;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s ease;
}

.navigation-menu .sub-menu a:hover {
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    padding-left: 25px;
}

/* Submenu toggle (hidden on desktop) */
.submenu-toggle {
    display: none;
}

/* ==========================================================================
   Mobile Navigation
   ========================================================================== */

@media (max-width: 782px) {
    /* Reset desktop sticky rules on mobile */
    body.menu-below .main-navigation,
    body.menu-above .main-navigation,
    body.admin-bar.menu-below .main-navigation,
    body.admin-bar.menu-above .main-navigation {
        position: fixed;
        top: 0;
        box-shadow: none;
    }

    .main-navigation {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        max-width: 85%;
        height: 100vh;
        background: rgba(0, 0, 0, 0.98);
        padding: 60px 0 20px;
        overflow-y: auto;
        transition: right 0.3s ease;
        z-index: 1000;
    }

    /* X close button inside drawer */
    .menu-close {
        position: absolute;
        top: 12px;
        right: 12px;
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: transparent;
        border: none;
        color: #fff;
        cursor: pointer;
        z-index: 10;
        padding: 0;
        border-radius: 50%;
        transition: background 0.2s ease;
    }

    .menu-close:hover {
        background: rgba(255, 255, 255, 0.1);
    }

    .menu-close svg {
        width: 22px;
        height: 22px;
    }

    .main-navigation.active {
        right: 0;
    }

    .main-navigation.sticky {
        position: fixed;
        top: 0;
    }

    .navigation-container {
        padding: 0;
    }

    .navigation-menu {
        flex-direction: column;
    }

    .navigation-menu > li {
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .navigation-menu > li > a {
        padding: 18px 20px;
        font-size: 18px;
        border-bottom: none;
    }

    .navigation-menu > li > a:hover {
        background: rgba(102, 126, 234, 0.1);
    }

    /* Mobile submenu */
    .navigation-menu .sub-menu {
        position: static;
        display: none;
        box-shadow: none;
        padding: 0 0 0 20px;
        background: transparent;
    }

    .navigation-menu .menu-item-has-children.active > .sub-menu {
        display: block;
    }

    .navigation-menu .sub-menu a {
        padding: 12px 20px;
        font-size: 16px;
    }

    /* Submenu toggle button (mobile only) */
    .submenu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        position: absolute;
        right: 10px;
        top: 50%;
        transform: translateY(-50%);
        width: 40px;
        height: 40px;
        background: transparent;
        border: none;
        color: #fff;
        cursor: pointer;
        padding: 0;
        transition: transform 0.3s ease;
    }

    .submenu-toggle svg {
        width: 16px;
        height: 16px;
        transition: transform 0.3s ease;
    }

    .menu-item-has-children.active > .submenu-toggle svg {
        transform: rotate(180deg);
    }

    .menu-item-has-children {
        position: relative;
    }
}

/* ==========================================================================
   Menu Overlay (Mobile)
   ========================================================================== */

.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 998;
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

@media (min-width: 783px) {
    .menu-overlay {
        display: none;
    }
}

/* ==========================================================================
   Touch-Friendly Controls
   ========================================================================== */

@media (hover: none) and (pointer: coarse) {
    .navigation-menu > li > a,
    .submenu-toggle {
        min-height: 44px;
        min-width: 44px;
    }

    .navigation-menu > li > a:active {
        background: rgba(102, 126, 234, 0.2);
    }
}

/* ==========================================================================
   Accessibility
   ========================================================================== */

.navigation-menu a:focus,
.submenu-toggle:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

/* Skip link */
.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: #667eea;
    color: #fff;
    padding: 10px 20px;
    text-decoration: none;
    z-index: 10000;
}

.skip-link:focus {
    top: 0;
}