/* Mega Menu & Global Header Styles */

/* Variables */
:root {
    --header-bg: #fff;
    --header-text: #333;
    --nav-bg: #f8f8f8; /* Background for the nav bar */
    --nav-text: #333;
    --primary-color: #F73859;
    --border-color: #eee;
    --menu-bg: #fff;
    --menu-shadow: 0 4px 12px rgba(0,0,0,0.1);
    --transition-speed: 0.3s;
    --container-width: 1170px;
}

/* Header Container */
.site-header {
    background-color: var(--header-bg);
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    position: relative;
    z-index: 1000;
    width: 100%;
    --sticky-nav-height: 0px;
}

/* Header Main (Logo & Mobile Toggle) */
.header-main {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 15px;
    max-width: var(--container-width);
    margin: 0 auto;
    background-color: var(--header-bg);
}

/* Logo */
.site-logo {
    font-family: 'Inconsolata', monospace;
    font-size: 28px;
    font-weight: 700;
    z-index: 1002;
}

.site-logo a {
    color: var(--header-text);
    text-decoration: none;
}

.site-logo span {
    color: var(--primary-color);
}

/* Header Nav Wrapper (The separate division) */
.header-nav-wrapper {
    background-color: var(--nav-bg);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    width: 100%;
    z-index: 999;
}

/* Sticky State for Nav Wrapper */
.header-nav-wrapper--sticky {
    position: fixed;
    top: 0;
    left: 0;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    animation: slideDown 0.3s ease-out;
}

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

.header-nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 15px;
    position: relative; /* Context for mega menu */
}

/* Primary Navigation (Desktop) */
.primary-nav {
    display: none;
}

@media (min-width: 992px) {
    .primary-nav {
        display: block;
    }
}

.primary-nav__list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.primary-nav__item {
    margin-right: 30px;
}

.primary-nav__link {
    color: var(--nav-text);
    text-decoration: none;
    font-weight: 600; /* Slightly bolder */
    font-size: 16px;
    padding: 12px 0; /* Vertical padding for the bar */
    display: block;
    position: relative;
    background: none;
    border: none;
    cursor: pointer;
    transition: color var(--transition-speed);
    text-transform: uppercase; /* Optional: makes it look more like a menu bar */
    letter-spacing: 0.5px;
}

.primary-nav__link:hover,
.primary-nav__link:focus,
.primary-nav__item--active .primary-nav__link {
    color: var(--primary-color);
    text-decoration: none;
}

/* Dropdown Indicator */
.primary-nav__link--dropdown-trigger::after {
    content: '';
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 5px;
    vertical-align: middle;
    border-top: 4px solid;
    border-right: 4px solid transparent;
    border-left: 4px solid transparent;
    opacity: 0.5;
}

/* Mega Menu Panel */
.mega-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--menu-bg);
    border-top: 1px solid var(--border-color);
    box-shadow: var(--menu-shadow);
    padding: 30px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-speed) ease;
    z-index: 999;
}

/* Keep mega menus attached to the fixed nav when sticky mode is active */
.header-nav-wrapper--sticky ~ .mega-menu {
    position: fixed;
    top: var(--sticky-nav-height);
    left: 0;
    right: 0;
}

.mega-menu[aria-hidden="false"] {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.mega-menu__inner {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 15px;
    display: flex;
    flex-wrap: wrap;
}

.mega-menu__section {
    flex: 1;
    min-width: 200px;
    padding-right: 20px;
    margin-bottom: 20px;
}

.mega-menu__heading {
    font-size: 14px;
    text-transform: uppercase;
    color: #999;
    margin-bottom: 15px;
    font-weight: 700;
    letter-spacing: 1px;
}

.mega-menu__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mega-menu__list li {
    margin-bottom: 10px;
}

.mega-menu__link {
    color: #555;
    text-decoration: none;
    font-size: 15px;
    transition: color 0.2s;
    display: block;
}

.mega-menu__link:hover {
    color: var(--primary-color);
    text-decoration: none;
    transform: translateX(5px);
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
    display: block;
    background: none;
    border: none;
    padding: 10px;
    cursor: pointer;
    z-index: 1002;
}

@media (min-width: 992px) {
    .mobile-nav-toggle {
        display: none;
    }
    /* Hide the nav wrapper on mobile if we want to use the drawer instead */
}

@media (max-width: 991px) {
    .header-nav-wrapper {
        display: none; /* Hide the desktop nav bar on mobile */
    }
}

.mobile-nav-toggle__icon {
    display: block;
    width: 25px;
    height: 2px;
    background-color: #333;
    position: relative;
    transition: background-color 0.3s;
}

.mobile-nav-toggle__icon::before,
.mobile-nav-toggle__icon::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: #333;
    transition: transform 0.3s;
}

.mobile-nav-toggle__icon::before { top: -8px; }
.mobile-nav-toggle__icon::after { top: 8px; }

.mobile-nav-toggle[aria-expanded="true"] .mobile-nav-toggle__icon {
    background-color: transparent;
}

.mobile-nav-toggle[aria-expanded="true"] .mobile-nav-toggle__icon::before {
    transform: translateY(8px) rotate(45deg);
}

.mobile-nav-toggle[aria-expanded="true"] .mobile-nav-toggle__icon::after {
    transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Nav Drawer */
.mobile-nav-drawer {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 80%;
    max-width: 300px;
    background-color: #fff;
    box-shadow: -2px 0 10px rgba(0,0,0,0.1);
    z-index: 1001;
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
    overflow-y: auto;
    padding-top: 80px; /* Space for header */
}

.mobile-nav-drawer[aria-hidden="false"] {
    transform: translateX(0);
}

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

.mobile-nav-drawer__item {
    border-bottom: 1px solid #eee;
}

.mobile-nav-drawer__link {
    display: block;
    padding: 15px 20px;
    color: #333;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    width: 100%;
    text-align: left;
    background: none;
    border: none;
}

.mobile-nav-drawer__link--dropdown-trigger {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mobile-nav-drawer__link--dropdown-trigger::after {
    content: '+';
    font-size: 20px;
    font-weight: 300;
}

.mobile-nav-drawer__link[aria-expanded="true"]::after {
    content: '-';
}

.mobile-nav-drawer__sub-list {
    list-style: none;
    padding: 0;
    margin: 0;
    background-color: #f9f9f9;
    display: none;
}

.mobile-nav-drawer__sub-list[aria-hidden="false"] {
    display: block;
}

.mobile-nav-drawer__sub-link {
    display: block;
    padding: 12px 30px;
    color: #666;
    text-decoration: none;
    font-size: 14px;
    border-bottom: 1px solid #eee;
}

/* Overlay for mobile menu */
.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s;
}

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

/* Keep dropdown menus opaque and plain white */
.dropdown-menu,
.navbar-nav .open .dropdown-menu,
.mega-menu,
.mobile-nav-drawer__sub-list {
    background-color: #fff;
}

@media (max-width: 767px) {
    .navbar-default .navbar-nav .open .dropdown-menu > li > a:hover,
    .navbar-default .navbar-nav .open .dropdown-menu > li > a:focus,
    .navbar-default .navbar-nav .open .dropdown-menu > .disabled > a:hover,
    .navbar-default .navbar-nav .open .dropdown-menu > .disabled > a:focus,
    .navbar-inverse .navbar-nav .open .dropdown-menu > li > a:hover,
    .navbar-inverse .navbar-nav .open .dropdown-menu > li > a:focus,
    .navbar-inverse .navbar-nav .open .dropdown-menu > .disabled > a:hover,
    .navbar-inverse .navbar-nav .open .dropdown-menu > .disabled > a:focus {
        background-color: #fff;
    }
}

/* Utility */
.u-no-scroll {
    overflow: hidden;
}