/* Menu System Styles */

/* Hidden trigger checkbox */
.trigger {
    display: none;
}

/* Hamburger menu button */
.hamburger {
    cursor: pointer;
    display: flex;
    transition: color var(--transition-fast) ease;
    position: static;
    top: auto;
    left: auto;
    z-index: 1003; /* Higher than the nav z-index to appear in front */
    background: transparent;
    height: 40px;
    align-items: center;
}

.hamburger span {
    display: flex;
    position: relative;
    transition: transform 0.3s ease-in-out, top 0.3s ease-in-out,
        opacity 0.3s ease-in-out;
    padding-right: 6px;
    padding-left: 6px;
}

.hamburger:hover {
    color: var(--color-brand-purple);
}

/* When menu is open, change hamburger color and show close icon */
.trigger:checked ~ .hamburger {
    color: var(--color-brand-purple);
    background: transparent;
}

.trigger:checked ~ .hamburger .menu-icon {
    display: none;
}

.trigger:checked ~ .hamburger .close-icon {
    display: inline;
}

.trigger:checked ~ .hamburger .menu-text {
    display: inline;
}

.trigger:checked ~ .hamburger .back-text {
    display: none;
}

.hamburger .close-icon {
    display: none;
}

.hamburger .back-text {
    display: none;
}

/* Main menu panel */
.mainmenu {
    background: var(--color-brand-purple);
    opacity: 98%;
    width: 60vw;
    height: calc(100vh - 40px); /* Subtract navigation bar height */
    padding: var(--spacing-6);
    position: fixed;
    left: -100vw;
    top: 40px; /* Position below navigation bar */
    box-sizing: border-box;
    transition: left var(--transition-fast) ease-in-out;
    overflow-y: auto; /* Allow scrolling if content is too tall */
    z-index: 1001; /* Below the navigation bar but above content */
}

.trigger:checked ~ .mainmenu {
    left: 0;
}

/* Menu container in navigation bar */
.menu-container {
    min-width: 120px;
}

/* Main menu ul styling */
.mainmenu ul {
    font-size: var(--font-size-xl);
}

/* Change menu container background when menu is open */
.trigger:checked ~ .top-nav-bar .menu-container {
    background-color: var(--color-brand-purple) !important;
}

/* Menu button (fixed position) */
.menu-button {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-brand-black);
    color: var(--color-brand-white);
    border: none;
    border-radius: 5px;
    padding: 12px 16px;
    cursor: pointer;
    z-index: 10001;
    transition: color 0.3s ease, background 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 48px;
    font-size: var(--font-size-sm);
    font-family: var(--font-family-primary-regular);
}

.menu-button:hover {
    background: var(--color-brand-black);
    color: var(--color-brand-purple);
}

.menu-button svg {
    width: 24px;
    height: 24px;
}

/* Menu button icon and text states */
.menu-button .close-icon,
.menu-button .back-text {
    display: none;
}

.menu-button.active .menu-icon,
.menu-button.active .menu-text {
    display: none;
}

.menu-button.active .close-icon,
.menu-button.active .back-text {
    display: inline;
}

/* Focus management for menu button */
.menu-button:focus {
    outline: none;
}

/* Menu overlay */
.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--color-brand-purple);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.menu-overlay[aria-hidden="true"] {
    display: none;
}

.menu-content {
    background: var(--color-brand-purple);
    border: none;
    border-radius: 0;
    padding: 0;
    max-width: none;
    width: 100%;
    height: 100%;
    outline: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* Menu category styles */
.menu-category {
    cursor: pointer;
    padding: var(--spacing-3) 0;
    color: var(--color-brand-black);
    position: relative;
    transition: text-decoration var(--transition-fast) ease;
}

.menu-category:hover {
    text-decoration: underline;
}

.menu-category:first-child::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--color-brand-black);
}

.category-name {
    font-size: var(--font-size-2xl);
    color: var(--color-brand-black);
}

/* Subcategory styles */
.subcategory-header {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-6);
    padding-bottom: var(--spacing-3);
}

.back-arrow {
    background: none;
    border: none;
    color: var(--color-brand-black);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-base);
    height: 40px;
}

.back-arrow svg {
    width: 20px;
    height: 20px;
}

.subcategory-title {
    margin: 0 0 0 var(--spacing-4);
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: white;
}

/* Menu glossary customization */
.menu-nav .glossary {
    margin: 0;
    width: 600px;
}

.menu-nav .glossary {
    border-top: 1px solid var(--color-brand-black);
    border-bottom: 1px solid var(--color-brand-black);
}

.menu-nav .glossary-item {
    border-bottom: 1px solid var(--color-brand-black);
}

.menu-nav .glossary-item:last-child {
    border-bottom: none;
}

.menu-nav .glossary-term span {
    font-size: var(--font-size-xl);
    font-family: var(--font-family-primary-regular);
    font-weight: bold;
}

.menu-nav .glossary-term {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.menu-nav .glossary-term:hover {
    opacity: 0.8;
}

.menu-nav .glossary-definition {
    padding: var(--spacing-4);
}

.menu-nav .glossary-item[data-expanded="true"] .glossary-definition {
    display: block;
}

.menu-nav .glossary-definition ul {
    margin: var(--spacing-2) 0;
}

.menu-nav .glossary-definition ul li {
    margin: var(--spacing-1) 0;
}

.menu-nav .glossary-definition ul li:last-child {
    margin-bottom: 0;
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--color-brand-purple);
    color: var(--color-brand-white);
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 10000;
    transition: top 0.3s;
    display: none;
}

.skip-link:focus {
    top: 6px;
    display: block;
}

/* ========================================
   TOP NAVIGATION BAR STYLES
   ======================================== */

/* Base navigation styles */
nav {
    position: fixed;
    left: 0;
    z-index: 1002;
}

/* Top Navigation Bar */
.top-nav-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 40px;
    background: var(--color-brand-black);
    border-top: 1px solid var(--color-gray-600);
    border-bottom: 1px solid var(--color-gray-600);
    border-right: 1px solid var(--color-gray-600);
    z-index: 1002;
    display: flex;
    align-items: center;
}

.nav-container {
    height: 100%;
    display: flex;
    align-items: center;
    border-left: 1px solid var(--color-gray-600);
    padding: 0 var(--spacing-4);
}

.title-container {
    flex: 1;
    justify-content: flex-start;
}

.counter-container {
    justify-content: center;
    color: var(--color-brand-white);
    font-size: var(--font-size-sm);
}

.instructions-container {
    min-width: 300px;
    justify-content: center;
    color: var(--color-brand-white);
    font-size: var(--font-size-sm);
    white-space: nowrap;
}

.arrows-container {
    min-width: 100px;
    justify-content: flex-end;
    gap: var(--spacing-2);
}

.page-title {
    margin: 0;
    font-size: var(--font-size-base);
    color: var(--color-brand-white);
    font-family: var(--font-family-primary-regular);
}

/* Navigation arrows */
.navigation-arrow {
    width: 32px;
    height: 32px;
    background: transparent;
    border: none;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--color-brand-white);
}

.navigation-arrow svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.navigation-arrow:hover {
    background: transparent;
    color: var(--color-brand-purple);
}

.navigation-arrow:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.navigation-arrow.left {
    /* No transform needed - arrow should face left by default */
}

.navigation-arrow.right {
    /* No transform needed - arrow should face right by default */
}

.slide-counter {
    color: var(--color-brand-white);
    font-size: var(--font-size-sm);
}

.navigation-hint {
    color: var(--color-brand-white);
    font-size: var(--font-size-xs);
    opacity: 0.7;
}

/* Media Queries */
/* Hide instructions on screens under 1000px */
@media (max-width: 1000px) {
    .instructions-container {
        display: none !important;
        visibility: hidden !important;
        opacity: 0 !important;
    }
}

/* Mobile responsive adjustments for navigation bar */
@media (max-width: 768px) {
    .top-nav-bar {
        height: 48px; /* Slightly taller on mobile */
        justify-content: space-between; /* Space out the remaining elements */
    }
    
    .nav-container {
        padding: 0 var(--spacing-2); /* Less padding on mobile */
    }
    
    .title-container {
        min-width: 120px;
        display: none !important; /* Hide title on mobile */
    }
    
    .counter-container {
        font-size: var(--font-size-sm); /* Keep same size as menu */
        margin-left: auto; /* Push to right side */
    }
    
    .arrows-container {
        min-width: 80px;
        justify-content: flex-end; /* Align arrows to right */
    }
    
    .page-title {
        font-size: var(--font-size-base);
    }
    
    .navigation-arrow {
        width: 40px;
        height: 40px;
    }
    
    .navigation-arrow svg {
        width: 24px;
        height: 24px;
    }
}

@media (max-width: 480px) {
    .top-nav-bar {
        height: 56px; /* Even taller on very small screens */
        justify-content: space-between; /* Space out the remaining elements */
    }
    
    .nav-container {
    }
    
    .title-container {
        min-width: 80px;
        display: none !important; /* Hide title on mobile */
    }
    
    .counter-container {
        font-size: var(--font-size-sm); /* Keep same size as menu */
        margin-left: auto; /* Push to right side */
    }
    
    .arrows-container {
        min-width: 60px;
        justify-content: flex-end; /* Align arrows to right */
    }
    
    .page-title {
        font-size: var(--font-size-sm);
    }
}

/* Make menu fullscreen at 768px breakpoint */
@media (max-width: 768px) {
    .mainmenu {
        width: 100vw;
        height: calc(100vh - 48px); /* Account for mobile nav bar height */
        top: 48px; /* Position below mobile navigation bar */
    }
    
    /* Remove font-size from mainmenu ul at mobile breakpoint */
    .mainmenu ul {
        font-size: unset;
    }
    
    /* Reduce menu font sizes by one increment */
    .mainmenu .category-name {
        font-size: var(--font-size-xl);
    }
    
    .mainmenu .back-arrow {
        font-size: var(--font-size-sm);
    }
    
    .mainmenu .subcategory-title {
        font-size: var(--font-size-lg);
    }
    
    /* Mobile responsive adjustments for navigation bar */
    .menu-container {
        min-width: 80px;
    }
}

/* Very small screens */
@media (max-width: 480px) {
    .mainmenu {
        height: calc(100vh - 56px); /* Account for very small screen nav bar height */
        top: 56px; /* Position below very small screen navigation bar */
    }
    
    .menu-container {
        min-width: 60px;
    }
}