/**
 * Unified Mobile Menu System
 * Combines navbar-nav and vertical mega menu for mobile devices
 */

/* Mobile Menu Container */
.offcanvas.mobile-menu {
    max-width: 320px;
    background: white;
}

.offcanvas-header {
    background: linear-gradient(135deg, var(--accent, #4285F4) 0%, var(--primary-blue-dark, #1a73e8) 100%);
    color: white;
    padding: 1rem 1.25rem;
}

.offcanvas-title {
    font-weight: 600;
    font-size: 1.1rem;
}

.btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

/* Mobile Menu Body */
.mobile-menu-body {
    padding: 0;
    overflow-y: auto;
    height: 100%;
}

/* Search Bar in Mobile */
.mobile-search-wrapper {
    padding: 1rem;
    background: var(--surface, #f5f7fa);
    border-bottom: 1px solid var(--border-light, #e1e8ed);
}

.mobile-search-form {
    display: flex;
    gap: 0.5rem;
}

.mobile-search-form input {
    flex: 1;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-light, #e1e8ed);
    border-radius: 6px;
    font-size: 0.9rem;
}

.mobile-search-form button {
    padding: 0.5rem 1rem;
    background: var(--accent, #4285F4);
    color: white;
    border: none;
    border-radius: 6px;
}

/* Mobile Menu Tabs */
.mobile-menu-tabs {
    display: flex;
    background: white;
    border-bottom: 2px solid var(--border-light, #e1e8ed);
    position: sticky;
    top: 0;
    z-index: 10;
}

.mobile-menu-tab {
    flex: 1;
    padding: 0.875rem;
    text-align: center;
    background: none;
    border: none;
    color: var(--text-secondary, #546e7a);
    font-weight: 500;
    font-size: 0.9rem;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
}

.mobile-menu-tab.active {
    color: var(--accent, #4285F4);
}

.mobile-menu-tab.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent, #4285F4);
}

/* Tab Panels */
.mobile-menu-panels {
    position: relative;
}

.mobile-menu-panel {
    display: none;
    min-height: 400px;
}

.mobile-menu-panel.active {
    display: block;
}

/* Categories Panel */
.mobile-categories-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-category-item {
    border-bottom: 1px solid var(--border-light, #e1e8ed);
}

.mobile-category-link {
    display: flex;
    align-items: center;
    padding: 1rem 1.25rem;
    color: var(--text-primary, #263238);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

.mobile-category-link:hover,
.mobile-category-item.expanded .mobile-category-link {
    background: var(--surface, #f5f7fa);
    color: var(--accent, #4285F4);
}

.mobile-category-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface, #f5f7fa);
    border-radius: 6px;
    margin-right: 0.75rem;
    color: var(--accent, #4285F4);
    font-size: 0.9rem;
}

.mobile-category-link:hover .mobile-category-icon,
.mobile-category-item.expanded .mobile-category-icon {
    background: var(--accent, #4285F4);
    color: white;
}

.mobile-category-name {
    flex: 1;
    font-size: 0.95rem;
    font-weight: 500;
}

.mobile-category-arrow {
    font-size: 0.75rem;
    color: var(--text-muted, #90a4ae);
    transition: transform 0.3s ease;
}

.mobile-category-item.expanded .mobile-category-arrow {
    transform: rotate(90deg);
    color: var(--accent, #4285F4);
}

/* Mobile Subcategories */
.mobile-subcategories {
    display: none;
    background: white;
    border-top: 1px solid var(--border-light, #e1e8ed);
}

.mobile-category-item.expanded .mobile-subcategories {
    display: block;
}

.mobile-subcategory-group {
    padding: 0.5rem 0;
}

.mobile-subcategory-title {
    padding: 0.5rem 1.25rem 0.5rem 3.5rem;
    color: var(--accent, #4285F4);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    display: flex;
    align-items: center;
}

.mobile-subcategory-title i {
    margin-right: 0.5rem;
    font-size: 0.75rem;
}

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

.mobile-subcategory-item a {
    display: block;
    padding: 0.625rem 1.25rem 0.625rem 4rem;
    color: var(--text-secondary, #546e7a);
    text-decoration: none;
    font-size: 0.9rem;
    position: relative;
    transition: all 0.3s ease;
}

.mobile-subcategory-item a::before {
    content: '›';
    position: absolute;
    left: 3.25rem;
    color: var(--text-muted, #90a4ae);
}

.mobile-subcategory-item a:hover {
    background: var(--surface, #f5f7fa);
    color: var(--accent, #4285F4);
    padding-left: 4.25rem;
}

/* Level 3 items */
.mobile-level3-list {
    padding-left: 1rem;
    background: var(--surface, #f5f7fa);
}

.mobile-level3-item a {
    padding-left: 5rem;
    font-size: 0.85rem;
}

.mobile-level3-item a::before {
    content: '•';
    left: 4.25rem;
}

/* Menu Panel (Main Navigation) */
.mobile-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-nav-item {
    border-bottom: 1px solid var(--border-light, #e1e8ed);
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    padding: 1rem 1.25rem;
    color: var(--text-primary, #263238);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.mobile-nav-link:hover {
    background: var(--surface, #f5f7fa);
    color: var(--accent, #4285F4);
    padding-left: 1.5rem;
}

.mobile-nav-link i {
    margin-right: 0.75rem;
    color: var(--accent, #4285F4);
    font-size: 1rem;
}

/* Mobile Dropdown */
.mobile-nav-item.has-dropdown .mobile-nav-arrow {
    margin-left: auto;
    font-size: 0.75rem;
    color: var(--text-muted, #90a4ae);
    transition: transform 0.3s ease;
}

.mobile-nav-item.expanded .mobile-nav-arrow {
    transform: rotate(90deg);
}

.mobile-nav-dropdown {
    display: none;
    background: var(--surface, #f5f7fa);
}

.mobile-nav-item.expanded .mobile-nav-dropdown {
    display: block;
}

.mobile-nav-dropdown a {
    padding-left: 3.5rem;
    font-size: 0.9rem;
}

/* Account Panel */
.mobile-account-info {
    padding: 1.5rem 1.25rem;
    background: linear-gradient(135deg, var(--surface, #f5f7fa) 0%, white 100%);
    border-bottom: 1px solid var(--border-light, #e1e8ed);
}

.mobile-account-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--accent, #4285F4);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin: 0 auto 0.75rem;
}

.mobile-account-name {
    text-align: center;
    font-weight: 600;
    color: var(--text-primary, #263238);
    margin-bottom: 0.25rem;
}

.mobile-account-email {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-secondary, #546e7a);
}

.mobile-account-menu {
    list-style: none;
    padding: 1rem 0;
    margin: 0;
}

.mobile-account-menu li {
    border-bottom: 1px solid var(--border-light, #e1e8ed);
}

.mobile-account-menu a,
.mobile-account-menu button {
    display: flex;
    align-items: center;
    padding: 1rem 1.25rem;
    color: var(--text-primary, #263238);
    text-decoration: none;
    font-size: 0.95rem;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    transition: all 0.3s ease;
}

.mobile-account-menu a:hover,
.mobile-account-menu button:hover {
    background: var(--surface, #f5f7fa);
    padding-left: 1.5rem;
}

.mobile-account-menu i {
    margin-right: 0.75rem;
    color: var(--accent, #4285F4);
    width: 20px;
}

/* Footer Actions */
.mobile-menu-footer {
    padding: 1rem 1.25rem;
    background: var(--surface, #f5f7fa);
    border-top: 2px solid var(--border-light, #e1e8ed);
    position: sticky;
    bottom: 0;
}

.mobile-footer-links {
    display: flex;
    justify-content: space-around;
    margin-bottom: 1rem;
}

.mobile-footer-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-secondary, #546e7a);
    text-decoration: none;
    font-size: 0.75rem;
}

.mobile-footer-link i {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
    color: var(--accent, #4285F4);
}

.mobile-social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.mobile-social-links a {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: 50%;
    color: var(--text-secondary, #546e7a);
    transition: all 0.3s ease;
}

.mobile-social-links a:hover {
    background: var(--accent, #4285F4);
    color: white;
    transform: scale(1.1);
}

/* Responsive adjustments */
@media (min-width: 992px) {
    /* Hide mobile menu on desktop */
    .offcanvas.mobile-menu,
    .mobile-menu-toggle {
        display: none !important;
    }

    /* Show desktop vertical menu */
    .vertical-category-wrapper {
        display: block !important;
    }
}

@media (max-width: 991.98px) {
    /* Hide desktop menu elements */
    #navigation,
    .vertical-category-wrapper {
        display: none !important;
    }

    /* Show mobile menu toggle */
    .mobile-menu-toggle {
        display: inline-flex !important;
    }
}

@media (max-width: 575.98px) {
    .offcanvas.mobile-menu {
        max-width: 100%;
        width: 85%;
    }

    .mobile-menu-tabs {
        font-size: 0.85rem;
    }

    .mobile-category-link,
    .mobile-nav-link {
        padding: 0.875rem 1rem;
    }
}

/* Animation Classes */
.mobile-menu-enter {
    animation: slideInLeft 0.3s ease;
}

.mobile-menu-exit {
    animation: slideOutLeft 0.3s ease;
}

@keyframes slideInLeft {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

@keyframes slideOutLeft {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(-100%);
    }
}