/**
 * =============================================================================
 * MOBILE MENU STYLES
 * =============================================================================
 *
 * Off-canvas mobile navigation with:
 * - User card section at top
 * - Navigation with accordion dropdowns
 * - Utility bar (language, theme, notifications) at bottom
 *
 * Only visible below lg breakpoint (992px)
 */


/* =============================================================================
   1. BACKDROP & CONTAINER
   ============================================================================= */

/* Backdrop overlay */
.mobile-menu-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--duration-300) var(--ease-out),
                visibility var(--duration-300) var(--ease-out);
    z-index: var(--z-overlay);
}

.mobile-menu-backdrop.visible {
    opacity: 1;
    visibility: visible;
}

/* Main container - base styles */
.mobile-menu-container {
    position: fixed;
    width: 100%;
    max-width: 320px;
    background: var(--bg-primary);
    z-index: var(--z-modal, 1050);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease-out;
    overflow: hidden;
    box-shadow: var(--shadow-xl, 0 25px 50px -12px rgba(0, 0, 0, 0.25));
}

/* Menu panel: slides from right */
#mobileMenuContainer.mobile-menu-right {
    top: 0;
    right: 0;
    bottom: 0;
    left: auto;
    transform: translateX(100%);
}

#mobileMenuContainer.mobile-menu-right.open {
    transform: translateX(0);
}

/* Menu panel: slides from left */
#mobileMenuContainer.mobile-menu-left {
    top: 0;
    left: 0;
    right: auto;
    bottom: 0;
    transform: translateX(-100%);
}

#mobileMenuContainer.mobile-menu-left.open {
    transform: translateX(0);
}

/* Menu panel: slides from bottom (full-width sheet) */
#mobileMenuContainer.mobile-menu-bottom {
    top: auto;
    left: 0;
    right: 0;
    bottom: 0;
    max-width: 100%;
    max-height: 90vh;
    border-radius: var(--radius-xl, 16px) var(--radius-xl, 16px) 0 0;
    transform: translateY(100%);
}

#mobileMenuContainer.mobile-menu-bottom.open {
    transform: translateY(0);
}

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


/* =============================================================================
   2. HEADER BAR
   ============================================================================= */

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--border-default);
    flex-shrink: 0;
    background: var(--bg-secondary);
}

.mobile-menu-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-size: var(--font-size-xl);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: var(--transition-colors);
}

.mobile-menu-close:hover {
    background: var(--bg-tertiary);
    color: var(--color-primary-600);
}

.mobile-menu-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}


/* =============================================================================
   3. USER CARD SECTION
   ============================================================================= */

.mobile-user-card {
    display: flex;
    align-items: stretch;
    gap: var(--space-2);
    padding: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-default);
    flex-shrink: 0;
}

.mobile-user-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--color-primary-500);
    flex-shrink: 0;
    align-self: center;
    margin-left: var(--space-3);
}

.mobile-user-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
    flex-shrink: 1;
    align-self: center;
}

.mobile-user-name {
    font-size: var(--font-size-base, 0.9375rem);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.2;
}

.mobile-user-badge {
    font-size: 0.6rem;
    align-self: flex-start;
    line-height: 1;
    padding: 2px 6px;
}

.mobile-user-actions {
    display: flex;
    gap: var(--space-1, 0.25rem);
    margin-left: auto;
    flex: 1;
    padding: var(--space-1, 0.25rem);
}

.mobile-user-action {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: var(--space-6, 1.5rem) 0;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-colors);
    flex: 1;
    border-radius: 0;
}

.mobile-user-action span {
    font-size: 0.6rem;
    line-height: 1;
    white-space: nowrap;
}

.mobile-user-action:hover {
    background: var(--color-primary-100);
    color: var(--color-primary-700);
    text-decoration: none;
}

.mobile-user-action i {
    font-size: 0.8rem;
}

.mobile-user-action-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    min-width: 16px;
    height: 16px;
    padding: 0 4px;
    background: var(--color-error-500, #ef4444);
    color: #fff;
    font-size: 0.6rem;
    font-weight: 700;
    line-height: 16px;
    text-align: center;
    border-radius: 999px;
    white-space: nowrap;
}

.mobile-user-action-logout {
    color: var(--color-error-600);
}

.mobile-user-action-logout:hover {
    background: var(--color-error-100);
    color: var(--color-error-700);
}


/* =============================================================================
   4. GUEST SECTION (Login prompt)
   ============================================================================= */

.mobile-guest-section {
    padding: var(--space-6) var(--space-4);
    text-align: center;
    border-bottom: 1px solid var(--border-default);
    background: var(--bg-secondary);
}

.mobile-login-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    background: var(--color-primary-500);
    color: white;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    width: 100%;
    max-width: 200px;
    transition: var(--transition-colors);
}

.mobile-login-btn:hover {
    background: var(--color-primary-600);
    color: white;
    text-decoration: none;
}


/* =============================================================================
   5. NAVIGATION SECTION
   ============================================================================= */

.mobile-nav-section {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-2) 0;
    -webkit-overflow-scrolling: touch;
}

/* Main navigation item (link or accordion trigger) */
.mobile-nav-item {
    display: flex;
    align-items: center;
    width: 100%;
    padding: var(--space-3) var(--space-4);
    color: var(--text-primary);
    text-decoration: none;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-normal);
    transition: var(--transition-colors);
    position: relative;
    border: none;
    background: transparent;
    text-align: left;
    cursor: pointer;
}

.mobile-nav-item:hover {
    background: var(--bg-secondary);
    text-decoration: none;
    color: var(--text-primary);
}

/* Active state indicator */
.mobile-nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--color-primary-500);
    border-radius: 0 2px 2px 0;
}

.mobile-nav-item.active {
    background: rgba(255, 132, 10, 0.05); /* Primary color with low opacity */
    color: var(--color-primary-600);
    font-weight: var(--font-weight-medium);
}

/* Icon in nav item */
.mobile-nav-icon {
    width: 24px;
    margin-right: var(--space-3);
    text-align: center;
    color: var(--text-tertiary);
    font-size: var(--font-size-base);
}

.mobile-nav-item.active .mobile-nav-icon {
    color: var(--color-primary-500);
}

/* Label text */
.mobile-nav-label {
    flex: 1;
}

/* Chevron for accordion */
.mobile-nav-chevron {
    margin-left: auto;
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
    transition: transform var(--duration-200) var(--ease-out);
}

.mobile-nav-item.expanded .mobile-nav-chevron {
    transform: rotate(180deg);
}


/* =============================================================================
   6. ACCORDION SUB-ITEMS
   ============================================================================= */

.mobile-nav-accordion {
    border-bottom: 1px solid var(--border-muted);
}

.mobile-nav-subitems {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--duration-300) var(--ease-out);
    background: var(--bg-secondary);
}

.mobile-nav-subitems.open {
    max-height: 500px;
}

.mobile-nav-subitem {
    display: flex;
    align-items: center;
    padding: var(--space-2-5) var(--space-4) var(--space-2-5) var(--space-12);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-size-base);
    transition: var(--transition-colors);
}

.mobile-nav-subitem:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
    text-decoration: none;
}

.mobile-nav-subitem.active {
    color: var(--color-primary-600);
    font-weight: var(--font-weight-medium);
}

.mobile-nav-subitem i {
    width: 20px;
    margin-right: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--text-tertiary);
}

.mobile-nav-subitem.active i {
    color: var(--color-primary-500);
}


/* =============================================================================
   7. UTILITY BAR (Bottom)
   ============================================================================= */

.mobile-utility-bar {
    display: flex;
    border-top: 1px solid var(--border-default);
    background: var(--bg-secondary);
    flex-shrink: 0;
}

.mobile-utility-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-3);
    cursor: pointer;
    position: relative;
    color: var(--text-secondary);
    transition: var(--transition-colors);
    border: none;
    background: transparent;
    min-height: 60px;
}

.mobile-utility-item:not(:last-child) {
    border-right: 1px solid var(--border-default);
}

.mobile-utility-item:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.mobile-utility-item.active {
    background: var(--bg-tertiary);
    color: var(--color-primary, var(--text-primary));
    font-weight: 600;
}

.mobile-utility-icon {
    font-size: var(--font-size-xl);
    line-height: 1;
}

.mobile-utility-label {
    font-size: var(--font-size-xs);
    margin-top: var(--space-1);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* Notification badge */
.mobile-utility-badge {
    position: absolute;
    top: var(--space-2);
    right: calc(50% - 16px);
    background: var(--color-error-500);
    color: white;
    font-size: 10px;
    min-width: 18px;
    height: 18px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    padding: 0 var(--space-1);
}

/* Utility wrapper (contains language selector + utility bar) */
.mobile-utility-wrapper {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
}

/* =============================================================================
   7b. LANGUAGE SELECTOR (Expandable)
   ============================================================================= */

.mobile-language-selector {
    border-top: 1px solid var(--border-default);
    background: var(--bg-secondary);
}

/* Language toggle button */
.mobile-language-toggle {
    width: 100%;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3);
    cursor: pointer;
    color: var(--text-secondary);
    transition: var(--transition-colors);
    border: none;
    background: transparent;
}

.mobile-language-toggle:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.mobile-language-chevron {
    font-size: var(--font-size-xs);
    transition: transform var(--duration-200) var(--ease-out);
}

.mobile-language-selector.expanded .mobile-language-chevron {
    transform: rotate(180deg);
}

/* Language list (expandable) */
.mobile-language-list {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--duration-300) var(--ease-out);
    background: var(--bg-primary);
}

.mobile-language-selector.expanded .mobile-language-list {
    max-height: 300px;
}

/* Individual language option */
.mobile-language-option {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-colors);
    border-bottom: 1px solid var(--border-subtle);
}

.mobile-language-option:last-child {
    border-bottom: none;
}

.mobile-language-option:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.mobile-language-option.active {
    background: var(--color-primary-50);
    color: var(--color-primary-600);
    font-weight: var(--font-weight-medium);
}

[data-theme="dark"] .mobile-language-option.active {
    background: rgba(255, 132, 10, 0.1);
    color: var(--color-primary-400);
}

.mobile-lang-flag {
    font-size: var(--font-size-xl);
    line-height: 1;
}

.mobile-lang-name {
    flex: 1;
    font-size: var(--font-size-sm);
}

.mobile-lang-check {
    color: var(--color-primary-500);
    font-size: var(--font-size-sm);
}


/* =============================================================================
   8. DARK THEME ADJUSTMENTS
   ============================================================================= */

[data-theme="dark"] .mobile-user-action:hover {
    background: var(--color-primary-900);
    color: var(--color-primary-300);
}

[data-theme="dark"] .mobile-user-action-logout:hover {
    background: rgba(239, 68, 68, 0.2);
    color: var(--color-error-400);
}

[data-theme="dark"] .mobile-nav-item.active {
    background: rgba(255, 132, 10, 0.1);
    color: var(--color-primary-400);
}

[data-theme="dark"] .mobile-nav-item.active::before {
    background: var(--color-primary-400);
}

[data-theme="dark"] .mobile-nav-item.active .mobile-nav-icon {
    color: var(--color-primary-400);
}

[data-theme="dark"] .mobile-login-btn {
    background: var(--color-primary-600);
}

[data-theme="dark"] .mobile-login-btn:hover {
    background: var(--color-primary-500);
}


/* =============================================================================
   9. SCROLLBAR STYLING
   ============================================================================= */

.mobile-nav-section::-webkit-scrollbar {
    width: 4px;
}

.mobile-nav-section::-webkit-scrollbar-track {
    background: transparent;
}

.mobile-nav-section::-webkit-scrollbar-thumb {
    background: var(--border-default);
    border-radius: var(--radius-full);
}

.mobile-nav-section::-webkit-scrollbar-thumb:hover {
    background: var(--border-strong);
}


/* =============================================================================
   10. RESPONSIVE ADJUSTMENTS
   ============================================================================= */

/* Full width on very small screens */
@media (max-width: 360px) {
    .mobile-menu-container {
        max-width: 100%;
    }
}

/* Slightly larger container on larger mobile screens */
@media (min-width: 480px) and (max-width: 991.98px) {
    .mobile-menu-container {
        max-width: 340px;
    }
}


/* =============================================================================
   11. CHATBOT INTEGRATION
   ============================================================================= */

/* Hide floating chatbot when mobile menu is open */
.chatbot-floating.mobile-menu-hidden {
    opacity: 0;
    pointer-events: none;
    transform: translateY(20px);
    transition: opacity var(--duration-300) var(--ease-out),
                transform var(--duration-300) var(--ease-out);
}

.chatbot-floating {
    transition: opacity var(--duration-300) var(--ease-out),
                transform var(--duration-300) var(--ease-out);
}