/* === Root Variables === */
:root {
    /* Light mode colors */
    --bg-gradient: linear-gradient(135deg, #f5f7fa 0%, #e0e8f0 100%);
    --container-bg: rgba(255, 255, 255, 0.98);
    --text-primary: #1e293b;
    --text-secondary: #334155;
    --text-muted: #64748b;
    --accent-color: #0b3388;
    --border-color: #e2e8f0;
    --quote-bg: linear-gradient(135deg, #f8f9fa, #e9ecef);
    --signature-bg: linear-gradient(135deg, #123275, #123d8e);
    --signature-text: rgba(255, 255, 255, 0.85);
    --highlight-bg: rgba(30, 64, 175, 0.1);
    --highlight-text: #0b348e;
    --highlight-text: #0b348e;
    --header-bg: rgba(255, 255, 255, 0.8);
    /* CHANGED: Semi-transparent for glass effect */
    --footer-bg: rgba(15, 23, 42, 0.05);

    /* Dark mode colors */
    --dark-bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --dark-container-bg: rgba(15, 23, 42, 1);
    --dark-text-primary: #e2e8f0;
    --dark-text-secondary: #cbd5e1;
    --dark-text-muted: #94a3b8;
    --dark-accent-color: #38bdf8;
    --dark-border-color: #334155;
    --dark-quote-bg: linear-gradient(135deg, #1e293b, #334155);
    --dark-signature-bg: white;
    --dark-signature-text: rgba(15, 23, 42, 0.9);
    --dark-highlight-bg: rgba(56, 189, 248, 0.1);
    --dark-highlight-text: #38bdf8;
    --dark-header-bg: rgba(15, 23, 42, 0.8);
    /* CHANGED: Semi-transparent for glass effect */
    --dark-footer-bg: rgba(15, 23, 42, 0.2);

    /* Custom properties */
    --primary-color: var(--accent-color);
    --primary-rgb: 11, 51, 136;
    --secondary-rgb: 108, 117, 125;
    --accent-rgb: 23, 162, 184;
    --radius-md: 8px;
    --transition: all 0.3s ease;

    /* === Bootstrap Variable Overrides - Light Mode === */
    --bs-body-bg: transparent !important;
    --bs-body-color: var(--text-primary) !important;
    --bs-emphasis-color: var(--text-primary) !important;
    --bs-secondary-color: var(--text-secondary) !important;
    --bs-tertiary-color: var(--text-muted) !important;

    /* Links */
    --bs-link-color: var(--accent-color) !important;
    --bs-link-hover-color: var(--highlight-text) !important;

    /* Borders */
    --bs-border-color: var(--border-color) !important;
    --bs-border-color-translucent: rgba(226, 232, 240, 0.5) !important;

    /* Background variations */
    --bs-secondary-bg: rgba(248, 249, 250, 0.5) !important;
    --bs-tertiary-bg: rgba(233, 236, 239, 0.5) !important;

    /* List groups */
    --bs-list-group-bg: transparent !important;
    --bs-list-group-color: var(--text-primary) !important;
    --bs-list-group-border-color: var(--border-color) !important;
    --bs-list-group-hover-bg: var(--highlight-bg) !important;
    --bs-list-group-active-bg: var(--accent-color) !important;
    --bs-list-group-active-color: white !important;
    --bs-list-group-active-border-color: var(--accent-color) !important;

    /* Accordion */
    --bs-accordion-bg: transparent !important;
    --bs-accordion-color: var(--text-primary) !important;
    --bs-accordion-border-color: var(--border-color) !important;
    --bs-accordion-btn-color: var(--text-secondary) !important;
    --bs-accordion-btn-bg: transparent !important;
    --bs-accordion-btn-focus-border-color: var(--accent-color) !important;
    --bs-accordion-btn-focus-box-shadow: 0 0 0 0.2rem rgba(11, 51, 136, 0.25) !important;
    --bs-accordion-active-color: var(--accent-color) !important;
    --bs-accordion-active-bg: var(--highlight-bg) !important;

    /* Cards */
    --bs-card-bg: var(--container-bg) !important;
    --bs-card-border-color: var(--border-color) !important;
    --bs-card-color: var(--text-primary) !important;
    --bs-card-cap-bg: rgba(248, 249, 250, 0.5) !important;

    /* Modals */
    --bs-modal-bg: var(--container-bg) !important;
    --bs-modal-color: var(--text-primary) !important;
    --bs-modal-border-color: var(--border-color) !important;

    /* Dropdowns */
    --bs-dropdown-bg: var(--container-bg) !important;
    --bs-dropdown-color: var(--text-primary) !important;
    --bs-dropdown-border-color: var(--border-color) !important;
    --bs-dropdown-link-color: var(--text-primary) !important;
    --bs-dropdown-link-hover-color: var(--accent-color) !important;
    --bs-dropdown-link-hover-bg: var(--highlight-bg) !important;
    --bs-dropdown-link-active-color: white !important;
    --bs-dropdown-link-active-bg: var(--accent-color) !important;

    /* Nav tabs & pills */
    --bs-nav-tabs-border-color: var(--border-color) !important;
    --bs-nav-tabs-link-hover-border-color: var(--border-color) !important;
    --bs-nav-tabs-link-active-color: var(--accent-color) !important;
    --bs-nav-tabs-link-active-bg: var(--container-bg) !important;
    --bs-nav-tabs-link-active-border-color: var(--border-color) !important;
    --bs-nav-pills-link-active-bg: var(--accent-color) !important;

    /* Tables */
    --bs-table-bg: transparent !important;
    --bs-table-color: var(--text-primary) !important;
    --bs-table-border-color: var(--border-color) !important;
    --bs-table-striped-bg: rgba(248, 249, 250, 0.3) !important;
    --bs-table-hover-bg: var(--highlight-bg) !important;

    /* Forms */
    --bs-input-bg: rgba(255, 255, 255, 0.8) !important;
    --bs-input-color: var(--text-primary) !important;
    --bs-input-border-color: var(--border-color) !important;
    --bs-input-focus-border-color: var(--accent-color) !important;
    --bs-input-focus-box-shadow: 0 0 0 0.2rem rgba(11, 51, 136, 0.25) !important;

    /* Buttons */
    --bs-btn-color: var(--text-primary) !important;
    --bs-btn-border-color: var(--border-color) !important;
}

/* === Dark Mode Overrides === */
body.dark-mode {
    --bg-gradient: var(--dark-bg-gradient);
    --container-bg: var(--dark-container-bg);
    --text-primary: var(--dark-text-primary);
    --text-secondary: var(--dark-text-secondary);
    --text-muted: var(--dark-text-muted);
    --accent-color: var(--dark-accent-color);
    --border-color: var(--dark-border-color);
    --quote-bg: var(--dark-quote-bg);
    --signature-bg: var(--dark-signature-bg);
    --signature-text: var(--dark-signature-text);
    --highlight-bg: var(--dark-highlight-bg);
    --highlight-text: var(--dark-highlight-text);
    --header-bg: var(--dark-header-bg);
    --footer-bg: var(--dark-footer-bg);

    /* Update primary RGB for dark mode */
    --primary-rgb: 56, 189, 248;

    /* === Bootstrap Variable Overrides - Dark Mode === */
    --bs-body-color: var(--dark-text-primary) !important;
    --bs-emphasis-color: var(--dark-text-primary) !important;
    --bs-secondary-color: var(--dark-text-secondary) !important;
    --bs-tertiary-color: var(--dark-text-muted) !important;

    /* Links */
    --bs-link-color: var(--dark-accent-color) !important;
    --bs-link-hover-color: var(--dark-highlight-text) !important;

    /* Borders */
    --bs-border-color: var(--dark-border-color) !important;
    --bs-border-color-translucent: rgba(51, 65, 85, 0.5) !important;

    /* Background variations */
    --bs-secondary-bg: rgba(30, 41, 59, 0.5) !important;
    --bs-tertiary-bg: rgba(51, 65, 85, 0.5) !important;

    /* List groups */
    --bs-list-group-color: var(--dark-text-primary) !important;
    --bs-list-group-border-color: var(--dark-border-color) !important;
    --bs-list-group-hover-bg: var(--dark-highlight-bg) !important;
    --bs-list-group-active-bg: var(--dark-accent-color) !important;
    --bs-list-group-active-color: var(--dark-container-bg) !important;
    --bs-list-group-active-border-color: var(--dark-accent-color) !important;

    /* Accordion */
    --bs-accordion-color: var(--dark-text-primary) !important;
    --bs-accordion-border-color: var(--dark-border-color) !important;
    --bs-accordion-btn-color: var(--dark-text-secondary) !important;
    --bs-accordion-btn-focus-border-color: var(--dark-accent-color) !important;
    --bs-accordion-btn-focus-box-shadow: 0 0 0 0.2rem rgba(56, 189, 248, 0.25) !important;
    --bs-accordion-active-color: var(--dark-accent-color) !important;
    --bs-accordion-active-bg: var(--dark-highlight-bg) !important;

    /* Cards */
    --bs-card-bg: var(--dark-container-bg) !important;
    --bs-card-border-color: var(--dark-border-color) !important;
    --bs-card-color: var(--dark-text-primary) !important;
    --bs-card-cap-bg: rgba(30, 41, 59, 0.5) !important;

    /* Modals */
    --bs-modal-bg: var(--dark-container-bg) !important;
    --bs-modal-color: var(--dark-text-primary) !important;
    --bs-modal-border-color: var(--dark-border-color) !important;

    /* Dropdowns */
    --bs-dropdown-bg: var(--dark-container-bg) !important;
    --bs-dropdown-color: var(--dark-text-primary) !important;
    --bs-dropdown-border-color: var(--dark-border-color) !important;
    --bs-dropdown-link-color: var(--dark-text-primary) !important;
    --bs-dropdown-link-hover-color: var(--dark-accent-color) !important;
    --bs-dropdown-link-hover-bg: var(--dark-highlight-bg) !important;
    --bs-dropdown-link-active-color: var(--dark-container-bg) !important;
    --bs-dropdown-link-active-bg: var(--dark-accent-color) !important;

    /* Nav tabs & pills */
    --bs-nav-tabs-border-color: var(--dark-border-color) !important;
    --bs-nav-tabs-link-hover-border-color: var(--dark-border-color) !important;
    --bs-nav-tabs-link-active-color: var(--dark-accent-color) !important;
    --bs-nav-tabs-link-active-bg: var(--dark-container-bg) !important;
    --bs-nav-tabs-link-active-border-color: var(--dark-border-color) !important;
    --bs-nav-pills-link-active-bg: var(--dark-accent-color) !important;

    /* Tables */
    --bs-table-color: var(--dark-text-primary) !important;
    --bs-table-border-color: var(--dark-border-color) !important;
    --bs-table-striped-bg: rgba(30, 41, 59, 0.3) !important;
    --bs-table-hover-bg: var(--dark-highlight-bg) !important;

    /* Forms */
    --bs-input-bg: rgba(30, 41, 59, 0.8) !important;
    --bs-input-color: var(--dark-text-primary) !important;
    --bs-input-border-color: var(--dark-border-color) !important;
    --bs-input-focus-border-color: var(--dark-accent-color) !important;
    --bs-input-focus-box-shadow: 0 0 0 0.2rem rgba(56, 189, 248, 0.25) !important;

    /* Buttons */
    --bs-btn-color: var(--dark-text-primary) !important;
    --bs-btn-border-color: var(--dark-border-color) !important;
}

/* === Base Styles === */
body {
    background: var(--bg-gradient) !important;
    color: var(--text-primary) !important;
    transition: var(--transition);
}

/* === Additional Component Fixes === */
.list-group-item {
    background-color: var(--bs-list-group-bg) !important;
    color: var(--bs-list-group-color) !important;
    border-color: var(--bs-list-group-border-color) !important;
}

.list-group-item:hover {
    background-color: var(--bs-list-group-hover-bg) !important;
}

.list-group-item.active {
    background-color: var(--bs-list-group-active-bg) !important;
    color: var(--bs-list-group-active-color) !important;
    border-color: var(--bs-list-group-active-border-color) !important;
}

/* Accordion fixes */
.accordion-item {
    background-color: var(--bs-accordion-bg) !important;
    color: var(--bs-accordion-color) !important;
    border-color: var(--bs-accordion-border-color) !important;
}

.accordion-button {
    background-color: var(--bs-accordion-btn-bg) !important;
    color: var(--bs-accordion-btn-color) !important;
}

.accordion-button:not(.collapsed) {
    background-color: var(--bs-accordion-active-bg) !important;
    color: var(--bs-accordion-active-color) !important;
}

.accordion-button:focus {
    border-color: var(--bs-accordion-btn-focus-border-color) !important;
    box-shadow: var(--bs-accordion-btn-focus-box-shadow) !important;
}

/* === COMPACT HEADER STYLES === */
.header {
    background: var(--header-bg);
    /* CHANGED: Use variable for glass effect */
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    /* CHANGED: Reduced padding for compactness */
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    /* ADDED: Glass effect */
    -webkit-backdrop-filter: blur(10px);
}

body.dark-mode .header {
    border-bottom-color: var(--dark-border-color);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    gap: 2rem;
    /* CHANGED: Added spacing between sections */
}

/* Logo Section */
.logo-section {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.logo-text {
    font-weight: 700;
    font-size: 1.1rem;
    /* CHANGED: Slightly smaller */
    color: var(--accent-color);
    letter-spacing: 0.5px;
}

body.dark-mode .logo-text {
    color: var(--dark-accent-color);
}

/* === DESKTOP NAVIGATION (CENTER) === */
.main-nav.desktop-nav {
    display: flex;
    /* ADDED: Show on desktop */
    flex: 1;
    justify-content: center;
}

.main-nav.desktop-nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0.5rem;
    /* CHANGED: Compact spacing */
}

.main-nav.desktop-nav li {
    position: relative;
}

.main-nav.desktop-nav li a {
    display: block;
    padding: 0.5rem 1rem;
    /* CHANGED: Compact padding */
    color: var(--accent-color);
    /* CHANGED: Dark Blue in Light Mode */
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    /* CHANGED: Slightly smaller */
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.main-nav.desktop-nav li a:hover {
    background-color: var(--highlight-bg);
    color: var(--accent-color);
}

.main-nav.desktop-nav li a.active {
    background-color: var(--highlight-bg);
    color: var(--accent-color);
    font-weight: 600;
}

body.dark-mode .main-nav.desktop-nav li a {
    color: #ffffff;
    /* CHANGED: White in Dark Mode */
}

body.dark-mode .main-nav.desktop-nav li a:hover {
    background-color: var(--dark-highlight-bg);
    color: var(--dark-accent-color);
    /* Kept accent for hover state */
}

body.dark-mode .main-nav.desktop-nav li a.active {
    background-color: var(--dark-highlight-bg);
    color: var(--dark-accent-color);
}

/* Submenu for Desktop */
.main-nav.desktop-nav .submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--container-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    min-width: 200px;
    padding: 0.5rem 0;
    margin-top: 0.25rem;
    list-style: none;
    z-index: 1002;
}

body.dark-mode .main-nav.desktop-nav .submenu {
    background: var(--dark-container-bg);
    border-color: var(--dark-border-color);
}

.main-nav.desktop-nav li:hover .submenu {
    display: block;
}

.main-nav.desktop-nav .submenu li a {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    /* Keep submenu items distinct or inherit */
}

body.dark-mode .main-nav.desktop-nav .submenu li a {
    color: var(--dark-text-secondary);
}

/* === MOBILE NAVIGATION (HIDDEN ON DESKTOP) === */
.main-nav.mobile-nav {
    display: none;
    /* ADDED: Hidden on desktop by default */
}

/* === HEADER CONTROLS (RIGHT SIDE) === */
.header-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    /* CHANGED: Compact spacing */
    flex-shrink: 0;
}

/* Desktop Language Selector */
.language-selector.desktop-only {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.language-selector.desktop-only .language-option {
    padding: 0.4rem 0.75rem;
    /* CHANGED: Compact padding */
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.language-selector.desktop-only .language-option:hover {
    background-color: var(--highlight-bg);
    color: var(--accent-color);
}

.language-selector.desktop-only .language-option.active {
    background-color: var(--accent-color);
    color: white;
    font-weight: 600;
}

body.dark-mode .language-selector.desktop-only .language-option {
    color: var(--dark-text-secondary);
}

body.dark-mode .language-selector.desktop-only .language-option:hover {
    background-color: var(--dark-highlight-bg);
    color: var(--dark-accent-color);
}

body.dark-mode .language-selector.desktop-only .language-option.active {
    background-color: var(--dark-accent-color);
    color: var(--dark-container-bg);
}

/* Language Dropdown Styles (New) */
.language-dropdown-wrapper {
    position: relative;
    display: inline-block;
}

.language-dropdown-panel {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 160px;
    background: var(--container-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    padding: 0.5rem 0;
    z-index: 1001;
    margin-top: 0.5rem;
}

.language-dropdown-panel.show {
    display: block;
}

body.dark-mode .language-dropdown-panel {
    background: var(--dark-container-bg);
    border-color: var(--dark-border-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.language-option-dropdown {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.language-option-dropdown:hover {
    background-color: var(--highlight-bg);
    color: var(--accent-color);
}

.language-option-dropdown.active {
    font-weight: 600;
    color: var(--accent-color);
    background-color: rgba(11, 51, 136, 0.05);
}

body.dark-mode .language-option-dropdown {
    color: var(--dark-text-secondary);
}

body.dark-mode .language-option-dropdown:hover {
    background-color: var(--dark-highlight-bg);
    color: var(--dark-accent-color);
}

body.dark-mode .language-option-dropdown.active {
    color: var(--dark-accent-color);
    background-color: rgba(56, 189, 248, 0.1);
}

/* Language Dropdown Styles (Restored) */
.language-dropdown-wrapper {
    position: relative;
    display: inline-block;
}

.language-dropdown-panel {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 160px;
    background: var(--container-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    padding: 0.5rem 0;
    z-index: 1001;
    margin-top: 0.5rem;
}

.language-dropdown-panel.show {
    display: block;
}

body.dark-mode .language-dropdown-panel {
    background: var(--dark-container-bg);
    border-color: var(--dark-border-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.language-option-dropdown {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.language-option-dropdown:hover {
    background-color: var(--highlight-bg);
    color: var(--accent-color);
}

.language-option-dropdown.active {
    font-weight: 600;
    color: var(--accent-color);
    background-color: rgba(11, 51, 136, 0.05);
}

body.dark-mode .language-option-dropdown {
    color: var(--dark-text-secondary);
}

body.dark-mode .language-option-dropdown:hover {
    background-color: var(--dark-highlight-bg);
    color: var(--dark-accent-color);
}

body.dark-mode .language-option-dropdown.active {
    color: var(--dark-accent-color);
    background-color: rgba(56, 189, 248, 0.1);
}

/* Mobile-only controls (hidden on desktop) */
.mobile-only {
    display: none;
}

/* Theme Toggle */
.theme-toggle-wrapper button {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.theme-toggle-wrapper button:hover {
    background-color: var(--highlight-bg);
}

body.dark-mode .theme-toggle-wrapper button:hover {
    background-color: var(--dark-highlight-bg);
}

/* === MOBILE RESPONSIVE === */
@media (max-width: 768px) {
    .header {
        padding: 0.75rem 1rem;
    }

    .header-content {
        gap: 1rem;
    }

    /* Hide desktop navigation */
    .main-nav.desktop-nav {
        display: none !important;
    }

    /* Hide desktop language selector */
    .language-selector.desktop-only {
        display: none !important;
    }

    /* Show mobile controls */
    .mobile-only {
        display: flex;
    }

    .language-icon-btn,
    .nav-toggle {
        background: transparent;
        border: none;
        padding: 0.5rem;
        cursor: pointer;
        color: var(--text-primary);
        font-size: 1.25rem;
    }

    body.dark-mode .language-icon-btn,
    body.dark-mode .nav-toggle {
        color: var(--dark-text-primary);
    }

    /* Hamburger icon */
    .nav-toggle {
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
    }

    .hamburger-icon {
        width: 24px;
        height: 2px;
        background: var(--text-primary);
        position: relative;
        transition: all 0.3s ease;
    }

    body.dark-mode .hamburger-icon {
        background: var(--dark-text-primary);
    }

    .hamburger-icon::before,
    .hamburger-icon::after {
        content: '';
        position: absolute;
        width: 24px;
        height: 2px;
        background: var(--text-primary);
        transition: all 0.3s ease;
    }

    body.dark-mode .hamburger-icon::before,
    body.dark-mode .hamburger-icon::after {
        background: var(--dark-text-primary);
    }

    .hamburger-icon::before {
        top: -8px;
    }

    .hamburger-icon::after {
        bottom: -8px;
    }

    /* Mobile Navigation Menu */
    .main-nav.mobile-nav {
        display: block;
        /* CHANGED: Show on mobile */
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--container-bg);
        /* CHANGED: Use container-bg instead of white */
        border-top: 1px solid var(--border-color);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease-out;
    }

    body.dark-mode .main-nav.mobile-nav {
        background: var(--dark-container-bg);
        border-top-color: var(--dark-border-color);
    }

    .main-nav.mobile-nav.is-open {
        max-height: 70vh;
        overflow-y: auto;
    }

    .main-nav.mobile-nav ul {
        list-style: none;
        margin: 0;
        padding: 0.5rem 0;
    }

    .main-nav.mobile-nav li a {
        display: block;
        padding: 1rem 1.5rem;
        color: var(--text-secondary);
        text-decoration: none;
        transition: all 0.2s ease;
    }

    body.dark-mode .main-nav.mobile-nav li a {
        color: var(--dark-text-secondary);
    }

    .main-nav.mobile-nav li a:hover {
        background-color: var(--highlight-bg);
        color: var(--accent-color);
    }

    body.dark-mode .main-nav.mobile-nav li a:hover {
        background-color: var(--dark-highlight-bg);
        color: var(--dark-accent-color);
    }

    .main-nav.mobile-nav li a.active {
        background-color: var(--highlight-bg);
        color: var(--accent-color);
        font-weight: 600;
        box-shadow: inset 4px 0 0 0 var(--accent-color);
    }

    body.dark-mode .main-nav.mobile-nav li a.active {
        background-color: var(--dark-highlight-bg);
        color: var(--dark-accent-color);
        box-shadow: inset 4px 0 0 0 var(--dark-accent-color);
    }

    /* Mobile Submenu */
    .main-nav.mobile-nav .submenu {
        display: flex;
        flex-direction: column;
        background-color: rgba(0, 0, 0, 0.02);
        border-left: 3px solid var(--border-color);
        margin: 0 1rem;
        padding: 0;
        list-style: none;
    }

    body.dark-mode .main-nav.mobile-nav .submenu {
        background-color: rgba(255, 255, 255, 0.03);
        border-left-color: var(--dark-border-color);
    }

    .main-nav.mobile-nav .submenu li a {
        padding: 0.75rem 1.5rem 0.75rem 2rem;
        font-size: 0.9rem;
    }

    /* Mobile Language Menu */
    .language-selector-mobile-menu {
        display: none;
        padding: 1rem;
        border-bottom: 1px solid var(--border-color);
    }

    body.dark-mode .language-selector-mobile-menu {
        border-bottom-color: var(--dark-border-color);
    }

    .language-selector-mobile-menu.is-open {
        display: block;
    }

    .language-selector-mobile-menu .language-option {
        display: block;
        padding: 0.75rem 1rem;
        color: var(--text-secondary);
        text-decoration: none;
        border-radius: var(--radius-md);
        margin-bottom: 0.5rem;
    }

    body.dark-mode .language-selector-mobile-menu .language-option {
        color: var(--dark-text-secondary);
    }

    .language-selector-mobile-menu .language-option.active {
        background-color: var(--accent-color);
        color: white;
        font-weight: 600;
    }

    body.dark-mode .language-selector-mobile-menu .language-option.active {
        background-color: var(--dark-accent-color);
        color: var(--dark-container-bg);
    }

    /* Smaller logo and text on mobile */
    .logo-image {
        width: 32px;
        height: 32px;
    }

    .logo-text {
        font-size: 0.95rem;
    }
}

/* Logo image styles */
.logo-image {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 8px;
    transition: all 0.3s ease;
}

/* Show/hide logos based on theme */
.logo-light {
    display: block;
}

.logo-dark {
    display: none;
}

body.dark-mode .logo-light {
    display: none;
}

body.dark-mode .logo-dark {
    display: block;
}

/* Remove or hide the old logo placeholder */
.logo-placeholder {
    display: none;
}