/**
 * Navigation Bar Component Styles
 *
 * Responsive navigation bar with desktop and mobile layouts
 *
 * @package Freelix_Core
 * @since 1.0.0
 */

/* ========================================
   BASE NAVIGATION STYLES
   ======================================== */

.freelix-nav {
    position: relative;
    width: 100%;
    z-index: 1000;
}

.freelix-nav--fixed {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
}

.freelix-nav--transparent {
    background-color: transparent;
    border-bottom-color: transparent;
}

/* ========================================
   DESKTOP NAVIGATION (≥ 768px)
   ======================================== */

.freelix-nav__desktop {
    display: none;
}

@media (min-width: 768px) {
    .freelix-nav__desktop {
        display: block;
    }

    .freelix-nav__mobile {
        display: none;
    }
}

.freelix-nav__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

/* Logo Section */
.freelix-nav__logo {
    flex-shrink: 0;
}

.freelix-nav__logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.freelix-nav__logo-img {
    height: 40px;
    width: auto;
    display: block;
}

/* Menu Section */
.freelix-nav__menu {
    flex: 1;
    display: flex;
    justify-content: center;
    padding: 0 var(--spacing-6);
}

.freelix-nav__menu-list {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    list-style: none;
    margin: 0;
    padding: 0;
}

.freelix-nav__menu-item {
    position: relative;
}

.freelix-nav__menu-link {
    display: block;
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--neutral-700);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.freelix-nav__menu-link:hover {
    background-color: var(--neutral-100);
    color: var(--neutral-900);
}

.freelix-nav__menu-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Active Menu Item */
.freelix-nav__menu-item--active .freelix-nav__menu-link {
    color: var(--primary-color);
    background-color: var(--primary-light);
    font-weight: 600;
}

.freelix-nav__menu-item--active .freelix-nav__menu-link::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: var(--spacing-4);
    right: var(--spacing-4);
    height: 3px;
    background-color: var(--primary-color);
    border-radius: var(--radius-full);
}

/* Profile Section */
.freelix-nav__profile {
    flex-shrink: 0;
}

/* ========================================
   MOBILE NAVIGATION (< 768px)
   ======================================== */

.freelix-nav__mobile {
    display: block;
}

@media (min-width: 768px) {
    .freelix-nav__mobile {
        display: none;
    }
}

/* Mobile Header */
.freelix-nav__mobile-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

/* Hamburger Button */
.freelix-nav__hamburger {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 44px;
    height: 44px;
    padding: var(--spacing-2);
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.freelix-nav__hamburger:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: var(--radius-md);
}

.freelix-nav__hamburger-line {
    width: 100%;
    height: 3px;
    background-color: var(--neutral-900);
    border-radius: var(--radius-full);
    transition: all 0.3s ease;
    transform-origin: center;
}

/* Hamburger Animation (Open State) */
.freelix-nav__hamburger[aria-expanded="true"] .freelix-nav__hamburger-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.freelix-nav__hamburger[aria-expanded="true"] .freelix-nav__hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.freelix-nav__hamburger[aria-expanded="true"] .freelix-nav__hamburger-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Logo with Text */
.freelix-nav__mobile-logo {
    flex: 1;
    display: flex;
    justify-content: center;
}

.freelix-nav__mobile-logo a {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    text-decoration: none;
}

.freelix-nav__mobile-logo-img {
    height: 32px;
    width: auto;
    display: block;
}

.freelix-nav__mobile-logo-text {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--primary-color);
}

/* Mobile Search Button */
.freelix-nav__mobile-search {
    flex-shrink: 0;
}

.freelix-nav__search-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--neutral-700);
    font-size: 20px;
}

.freelix-nav__search-btn:hover {
    color: var(--neutral-900);
}

.freelix-nav__search-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-radius: var(--radius-md);
}

/* Mobile Drawer */
.freelix-nav__drawer {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    max-width: 85vw;
    background-color: var(--neutral-50);
    box-shadow: var(--shadow-lg);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 1002;
    overflow-y: auto;
}

.freelix-nav__drawer[aria-hidden="false"] {
    transform: translateX(0);
}

.freelix-nav__drawer-content {
    padding: var(--spacing-6) 0;
}

/* Drawer User Section */
.freelix-nav__drawer-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-4);
    margin-bottom: 0;
    border-bottom: 1px solid var(--neutral-200);
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.freelix-nav__drawer-user:hover {
    background-color: var(--neutral-100);
}

.freelix-nav__drawer-user-avatar {
    flex-shrink: 0;
}

.freelix-nav__drawer-user-avatar img {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    border: 2px solid var(--neutral-200);
    object-fit: cover;
}

.freelix-nav__drawer-user-info {
    flex: 1;
    min-width: 0;
}

.freelix-nav__drawer-user-name {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--neutral-900);
    margin-bottom: var(--spacing-1);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.freelix-nav__drawer-user-role {
    font-size: var(--text-sm);
    color: var(--neutral-600);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.freelix-nav__drawer-user-toggle {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--neutral-600);
    transition: transform 0.2s ease;
}

.freelix-nav__drawer-user-toggle i {
    font-size: 18px;
}

.freelix-nav__drawer-user.expanded .freelix-nav__drawer-user-toggle {
    transform: rotate(180deg);
}

/* Drawer Submenu (collapsible) */
.freelix-nav__drawer-submenu {
    border-bottom: 1px solid var(--neutral-200);
    background-color: var(--neutral-50);
}

.freelix-nav__drawer-submenu-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-3) var(--spacing-4) var(--spacing-3) var(--spacing-8);
    font-size: var(--text-base);
    color: var(--neutral-700);
    text-decoration: none;
    transition: background-color 0.2s ease;
    min-height: 44px;
}

.freelix-nav__drawer-submenu-link:hover {
    background-color: var(--neutral-100);
}

.freelix-nav__drawer-submenu-link i {
    font-size: 18px;
    color: var(--neutral-600);
}

/* Auth Section for logged-out users */
.freelix-nav__drawer-auth {
    padding: var(--spacing-4);
    border-bottom: 1px solid var(--neutral-200);
}

.freelix-nav__drawer-auth-btn {
    display: block;
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    background-color: var(--primary-color);
    color: var(--neutral-50);
    text-align: center;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: background-color 0.2s ease;
}

.freelix-nav__drawer-auth-btn:hover {
    background-color: var(--primary-dark);
}

/* Drawer Menu */
.freelix-nav__drawer-menu {
    padding: var(--spacing-2) 0;
    border-bottom: 1px solid var(--neutral-200);
}

.freelix-nav__drawer-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.freelix-nav__drawer-item {
    margin-bottom: 0;
}

.freelix-nav__drawer-link {
    display: flex;
    align-items: center;
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--neutral-700);
    text-decoration: none;
    transition: all 0.2s ease;
    min-height: 44px;
}

.freelix-nav__drawer-link:hover {
    background-color: var(--neutral-100);
    color: var(--neutral-900);
}

.freelix-nav__drawer-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: -2px;
}

.freelix-nav__drawer-link--active {
    background-color: var(--primary-light);
    color: var(--primary-color);
    font-weight: 600;
}

/* Drawer Extra Links */
.freelix-nav__drawer-extras {
    padding: var(--spacing-2) 0;
}

.freelix-nav__drawer-extra-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--text-base);
    color: var(--neutral-700);
    text-decoration: none;
    transition: background-color 0.2s ease;
    min-height: 44px;
}

.freelix-nav__drawer-extra-link:hover {
    background-color: var(--neutral-100);
}

.freelix-nav__drawer-extra-link i {
    font-size: 18px;
    color: var(--neutral-600);
}

/* Backdrop Overlay */
.freelix-nav__backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 1001;
}

.freelix-nav__backdrop[aria-hidden="false"] {
    opacity: 1;
    visibility: visible;
}

/* Body Scroll Lock */
body.freelix-nav-open {
    overflow: hidden;
}

body.freelix-search-open {
    overflow: hidden;
}

/* ========================================
   SEARCH MODAL
   ======================================== */

/* Search Modal */
.freelix-nav__search-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--neutral-50);
    z-index: 1003;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.freelix-nav__search-modal[aria-hidden="false"] {
    opacity: 1;
    visibility: visible;
}

.freelix-nav__search-modal-content {
    height: 100%;
    display: flex;
    flex-direction: column;
    max-width: 100%;
    margin: 0 auto;
}

/* Search Header */
.freelix-nav__search-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-4);
    border-bottom: 1px solid var(--neutral-200);
    background-color: var(--neutral-50);
}

.freelix-nav__search-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--neutral-700);
    font-size: 20px;
    border-radius: var(--radius-md);
    transition: background-color 0.2s ease;
}

.freelix-nav__search-close:hover {
    background-color: var(--neutral-100);
}

.freelix-nav__search-title {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--neutral-900);
    margin: 0;
}

/* Search Input */
.freelix-nav__search-input-wrapper {
    position: relative;
    padding: var(--spacing-4);
    background-color: var(--neutral-50);
}

.freelix-nav__search-input-wrapper i {
    position: absolute;
    left: calc(var(--spacing-4) + var(--spacing-3));
    top: 50%;
    transform: translateY(-50%);
    color: var(--neutral-500);
    font-size: 20px;
}

.freelix-nav__search-input {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4) var(--spacing-3) calc(var(--spacing-10) + var(--spacing-2));
    border: 2px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    font-size: var(--text-base);
    background-color: var(--neutral-50);
    transition: all 0.2s ease;
}

.freelix-nav__search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    background-color: var(--neutral-50);
}

/* Search Tabs */
.freelix-nav__search-tabs {
    display: flex;
    gap: var(--spacing-2);
    padding: 0 var(--spacing-4) var(--spacing-4);
    border-bottom: 1px solid var(--neutral-200);
    background-color: var(--neutral-50);
}

.freelix-nav__search-tab {
    flex: 1;
    padding: var(--spacing-2) var(--spacing-4);
    background: transparent;
    border: 1px solid var(--neutral-300);
    border-radius: var(--radius-md);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--neutral-700);
    cursor: pointer;
    transition: all 0.2s ease;
}

.freelix-nav__search-tab:hover {
    background-color: var(--neutral-100);
    border-color: var(--neutral-400);
}

.freelix-nav__search-tab--active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--neutral-50);
}

.freelix-nav__search-tab--active:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
}

/* Search Results Container */
.freelix-nav__search-results {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-4);
}

/* Search Section */
.freelix-nav__search-section {
    margin-bottom: var(--spacing-6);
}

.freelix-nav__search-section-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--neutral-600);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0 0 var(--spacing-3) 0;
}

.freelix-nav__search-section-title i {
    font-size: 16px;
}

/* Search Suggestions */
.freelix-nav__search-suggestions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.freelix-nav__search-suggestion {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-3) var(--spacing-4);
    background-color: var(--neutral-50);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--neutral-700);
    font-size: var(--text-base);
    transition: all 0.2s ease;
    min-height: 44px;
}

.freelix-nav__search-suggestion:hover {
    background-color: var(--neutral-100);
    border-color: var(--primary-color);
    color: var(--neutral-900);
}

.freelix-nav__search-suggestion i {
    color: var(--neutral-500);
    font-size: 18px;
}

/* Recent Searches */
.freelix-nav__search-recent-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

/* Search Results List */
.freelix-nav__search-results-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

/* Empty State */
.freelix-nav__search-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-10) var(--spacing-4);
    text-align: center;
}

.freelix-nav__search-empty i {
    font-size: 64px;
    color: var(--neutral-400);
    margin-bottom: var(--spacing-4);
}

.freelix-nav__search-empty p {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--neutral-700);
    margin: 0 0 var(--spacing-2) 0;
}

.freelix-nav__search-empty span {
    font-size: var(--text-sm);
    color: var(--neutral-600);
}

/* Search Backdrop */
.freelix-nav__search-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 1002;
}

.freelix-nav__search-backdrop[aria-hidden="false"] {
    opacity: 1;
    visibility: visible;
}

/* ========================================
   RESPONSIVE ADJUSTMENTS
   ======================================== */

@media (min-width: 1024px) {
    .freelix-nav__container {
        padding: 0 var(--spacing-6);
    }

    .freelix-nav__menu-link {
        padding: var(--spacing-3) var(--spacing-5);
        font-size: var(--text-lg);
    }
}

@media (max-width: 767px) {
    .freelix-nav--fixed + * {
        padding-top: 60px;
    }
}