:root {
    /* Primary Colors */
    --color-navy: #1a2744;
    --color-maize: #FFCB05;
    --color-maize-light: #FFD966;
    --color-terracotta: #c45d3a;

    /* Neutral Colors */
    --color-cream: #faf7f2;
    --color-cream-dark: #f0ebe3;
    --color-white: #ffffff;
    --color-gray-100: #f5f5f5;
    --color-gray-200: #e5e5e5;
    --color-gray-300: #d4d4d4;
    --color-gray-400: #a3a3a3;
    --color-gray-500: #737373;
    --color-gray-600: #525252;
    --color-gray-700: #404040;
    --color-gray-800: #262626;
    --color-gray-900: #171717;

    /* Semantic Colors */
    --color-text-primary: var(--color-gray-800);
    --color-text-secondary: var(--color-gray-600);
    --color-text-muted: var(--color-gray-500);
    --color-background: var(--color-cream);
    --color-border: var(--color-gray-200);

    /* Typography */
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Source Sans 3', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Font Sizes - Mobile First */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;

    /* Layout */
    --container-max: 1200px;
    --container-padding: var(--space-4);

    /* Effects */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;

    /* Focus Ring */
    --focus-ring: 0 0 0 3px rgba(255, 203, 5, 0.5);
}

/* =====================================================
   RESET & BASE STYLES
   ===================================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 100%;
}

/* Respect user preferences for reduced motion */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms;
        animation-iteration-count: 1;
        transition-duration: 0.01ms;
        scroll-behavior: auto;
    }
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-navy);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-terracotta);
}

/* Focus styles for accessibility */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
    outline: none;
    box-shadow: var(--focus-ring);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-maize);
    outline-offset: 2px;
}

button {
    font-family: inherit;
    font-size: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul,
ol {
    list-style: none;
}

/* =====================================================
   UTILITY CLASSES
   ===================================================== */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* =====================================================
   SKIP LINK (Accessibility)
   ===================================================== */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-4);
    z-index: 9999;
    padding: var(--space-3) var(--space-4);
    background: var(--color-navy);
    color: var(--color-cream);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--space-4);
}

/* =====================================================
   HEADER & NAVIGATION
   ===================================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 247, 242, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4);
    max-width: var(--container-max);
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-navy);
}

.logo:hover {
    color: var(--color-terracotta);
}

.logo-icon {
    color: var(--color-maize);
    font-size: var(--text-xl);
}

/* Hamburger Menu Toggle */
.nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    padding: var(--space-1);
    background: transparent;
    border-radius: var(--radius-sm);
}

.hamburger-line {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-navy);
    border-radius: 2px;
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Navigation */
.main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-cream);
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-base), opacity var(--transition-base), visibility var(--transition-base);
}

.main-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.nav-list {
    display: flex;
    flex-direction: column;
    padding: var(--space-4);
}

.nav-link {
    display: block;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-lg);
    font-weight: 500;
    color: var(--color-navy);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav-link.active {
    font-weight: 800;
    text-decoration: underline;
    text-decoration-color: var(--color-maize);
    text-underline-offset: 0.18em;
    text-decoration-thickness: 0.20em;
}

/* =====================================================
   HERO SECTION
   ===================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: calc(80px + var(--space-8)) var(--space-4) var(--space-8);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    z-index: -1;
    background-image: url('../images/campus_full.jpeg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-background::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(26, 39, 68, 0.1);
    z-index: 1;
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 800px;
    z-index: 2;
    animation: fadeInUp 0.8s ease-out;
    background: var(--color-navy);
    padding: 2rem;
    border-radius: 8px;
    backdrop-filter: blur(4px);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-eyebrow {
    font-size: var(--text-sm);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-maize);
    margin-bottom: var(--space-4);
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
}

.hero-title {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-cream);
    margin-bottom: var(--space-6);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.title-line {
    display: block;
}

.title-accent {
    color: var(--color-maize);
    font-style: italic;
}

.hero-subtitle {
    font-size: var(--text-lg);
    color: rgba(250, 247, 242, 0.95);
    margin-bottom: var(--space-8);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    align-items: center;
    justify-content: center;
}

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-base);
    font-weight: 600;
    text-align: center;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.btn-primary {
    background: var(--color-maize);
    color: var(--color-navy);
}

.btn-primary:hover {
    background: var(--color-maize-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--color-cream);
    border: 2px solid var(--color-cream);
}

.btn-secondary:hover {
    background: var(--color-cream);
    color: var(--color-navy);
}

.btn-outline {
    background: transparent;
    color: var(--color-navy);
    border: 2px solid var(--color-navy);
}

.btn-outline:hover {
    background: var(--color-navy);
    color: var(--color-cream);
}

.btn-random {
    background: var(--color-maize);
    color: var(--color-navy);
    font-size: var(--text-lg);
    padding: var(--space-4) var(--space-8);
}

.btn-random:hover {
    background: var(--color-maize-light);
    transform: scale(1.05);
}

.btn-random:focus-visible {
    outline: 2px solid var(--color-navy);
    outline-offset: 2px;
    box-shadow: none;
}

/* =====================================================
   STATS SECTION
   ===================================================== */
.stats-section {
    padding: var(--space-16) var(--space-4);
    background: var(--color-white);
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
    max-width: 800px;
    margin: 0 auto;
}

.stat-card {
    text-align: center;
    padding: var(--space-6);
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--color-navy);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.stat-label {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* =====================================================
   SECTION HEADERS
   ===================================================== */
.section-header {
    text-align: center;
    margin-bottom: var(--space-10);
}

.section-title {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-navy);
    margin-bottom: var(--space-3);
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
}

.section-cta {
    text-align: center;
    margin-top: var(--space-10);
}

/* =====================================================
   FEATURED SECTION
   ===================================================== */
.featured-section {
    padding: var(--space-16) var(--space-4);
}

.featured-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    max-width: var(--container-max);
    margin: 0 auto;
}

.featured-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-white);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    cursor: pointer;
}

.featured-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.featured-card:focus {
    outline: none;
}

.featured-card:focus-visible {
    outline: 2px solid var(--color-maize);
    outline-offset: 4px;
    box-shadow: var(--shadow-xl), var(--focus-ring);
}

.card-image {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.featured-card:hover .card-image img {
    transform: scale(1.05);
}

.card-overlay {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
}

.card-category {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    background: var(--color-navy);
    color: var(--color-cream);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
}

.card-content {
    padding: var(--space-5);
}

.card-title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--space-2);
}

.card-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-3);
    line-height: 1.6;
}

.card-date {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

/* =====================================================
   QUOTE SECTION
   ===================================================== */
.quote-section {
    padding: var(--space-16) var(--space-4);
    background: var(--color-navy);
    text-align: center;
}

.featured-quote {
    max-width: 700px;
    margin: 0 auto;
}

.featured-quote p {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-style: italic;
    color: var(--color-cream);
    line-height: 1.5;
    margin-bottom: var(--space-4);
}

.featured-quote cite {
    font-size: var(--text-base);
    color: var(--color-maize);
    font-style: normal;
}

/* =====================================================
   CATEGORIES SECTION
   ===================================================== */
.categories-section {
    padding: var(--space-16) var(--space-4);
    background: var(--color-cream-dark);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    max-width: 600px;
    margin: 0 auto;
    justify-items: center;
}

.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    min-height: 180px;
    width: 100%;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.category-icon {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-3);
}

.category-name {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--space-1);
    min-height: 2.5em;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-count {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

/* =====================================================
   RANDOM MEMORY SECTION
   ===================================================== */
.random-section {
    padding: var(--space-16) var(--space-4);
    text-align: center;
}

.random-container {
    max-width: 500px;
    margin: 0 auto;
}

.random-text {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-4);
}

/* =====================================================
   PAGE HERO (Internal Pages)
   ===================================================== */
.page-hero {
    padding: calc(80px + var(--space-12)) var(--space-4) var(--space-12);
    background: var(--color-navy);
    text-align: center;
}

.page-hero--timeline {
    position: relative;
}

.page-title {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--color-cream);
    margin-bottom: var(--space-3);
}

.page-subtitle {
    font-size: var(--text-lg);
    color: rgba(250, 247, 242, 0.8);
}

/* =====================================================
   GALLERY PAGE
   ===================================================== */
.filter-section {
    padding: var(--space-8) var(--space-4);
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 64px;
    z-index: 100;
}

.search-container {
    position: relative;
    max-width: 400px;
    margin: 0 auto var(--space-6);
}

.search-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    padding-left: var(--space-10);
    font-size: var(--text-base);
    background-color: var(--color-white);
    color: var(--color-text-primary);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-full);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input::placeholder {
    color: var(--color-text-muted);
}

.search-input:focus {
    border-color: var(--color-maize);
    box-shadow: var(--focus-ring);
    background-color: var(--color-white);
    color: var(--color-text-primary);
}

.search-icon {
    position: absolute;
    left: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    font-size: var(--text-lg);
    pointer-events: none;
}

.filter-controls {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.filter-btn {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-gray-100);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    background: var(--color-gray-200);
    color: var(--color-navy);
}

.filter-btn.active,
.filter-btn[aria-pressed="true"] {
    background: var(--color-navy);
    color: var(--color-cream);
}

/* Gallery Grid */
.gallery-section {
    padding: var(--space-8) var(--space-4) var(--space-16);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    max-width: var(--container-max);
    margin: 0 auto;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.gallery-button {
    display: block;
    width: 100%;
    padding: 0;
    cursor: pointer;
}

.gallery-image {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-item:hover .gallery-image {
    transform: scale(1.08);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 39, 68, 0.9) 0%, transparent 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-4);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.gallery-item:hover .gallery-overlay,
.gallery-button:focus .gallery-overlay {
    opacity: 1;
}

.gallery-category {
    font-size: var(--text-xs);
    color: var(--color-maize);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-1);
}

.gallery-title {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-cream);
    margin-bottom: var(--space-1);
}

.gallery-date {
    font-size: var(--text-sm);
    color: rgba(250, 247, 242, 0.7);
}

/* Gallery Item Variations */
.gallery-item[data-size="large"] {
    grid-column: span 2;
}

.gallery-item[data-size="large"] .gallery-image {
    aspect-ratio: 16 / 9;
}

/* =====================================================
   TIMELINE PAGE
   ===================================================== */
.timeline-section {
    padding: var(--space-8) var(--space-4) var(--space-16);
    max-width: 900px;
    margin: 0 auto;
}

.timeline {
    position: relative;
    padding-left: var(--space-8);
}

/* Timeline vertical line */
.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-border);
}

.timeline-month {
    margin-bottom: var(--space-8);
    margin-top: var(--space-10);
}

.timeline-month:first-child {
    margin-top: 0;
}

.timeline-month-header {
    position: relative;
    padding-left: var(--space-8);
    margin-left: calc(-1 * var(--space-8));
}

.month-title {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-navy);
}

.month-subtitle {
    font-size: var(--text-sm);
    color: var(--color-navy);
    font-style: italic;
}

.timeline-item {
    position: relative;
    margin-bottom: var(--space-8);
    opacity: 1;
    transform: translateY(0);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.timeline-item:focus {
    outline: none;
}

.timeline-item:focus-visible {
    outline: none;
}

.timeline-item:focus-visible .timeline-content {
    outline: 2px solid var(--color-maize);
    outline-offset: 4px;
    box-shadow: var(--shadow-xl), var(--focus-ring);
}

.timeline-item[data-animate]:not(.is-visible) {
    opacity: 0;
    transform: translateY(30px);
}

.timeline-marker {
    position: absolute;
    left: calc(-1 * var(--space-8));
    top: 0;
    width: 32px;
    height: 32px;
    background: var(--color-cream);
    border: 2px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.marker-icon {
    font-size: var(--text-base);
}

.timeline-content {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
}

.timeline-date {
    display: inline-block;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--space-2);
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
    text-decoration-color: var(--color-terracotta);
}

.timeline-title {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--space-2);
}

.timeline-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-4);
}

.timeline-image {
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-top: var(--space-4);
}

.timeline-image img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.timeline-end {
    text-align: center;
    padding-top: var(--space-8);
    position: relative;
}

.timeline-end-marker {
    width: 48px;
    height: 48px;
    background: var(--color-maize);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
    position: relative;
    left: calc(-1 * var(--space-4));
}

.end-icon {
    font-size: var(--text-xl);
    color: var(--color-navy);
}

.timeline-end-text {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-style: italic;
    color: var(--color-text-secondary);
}

/* Timeline Progress Bar */
.timeline-progress {
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 4px;
    background: var(--color-border);
    z-index: 100;
}

.progress-bar {
    height: 100%;
    background: var(--color-maize);
    width: 0%;
    transition: width 100ms linear;
}

/* =====================================================
   LIGHTBOX
   ===================================================== */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
}

.lightbox[hidden] {
    display: none;
}

.lightbox-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
}

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    z-index: 1;
}

.lightbox-close {
    position: absolute;
    top: calc(-1 * var(--space-16));
    right: 0;
    width: 40px;
    height: 40px;
    background: var(--color-white);
    border-radius: 50%;
    font-size: var(--text-2xl);
    color: var(--color-navy);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close:hover {
    background: var(--color-maize);
}

.lightbox-figure {
    text-align: center;
}

.lightbox-image {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: var(--radius-md);
}

.lightbox-caption {
    margin-top: var(--space-4);
    color: var(--color-cream);
    font-size: var(--text-lg);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    transform: translateY(-50%);
    padding: 0 var(--space-4);
    pointer-events: none;
}

.lightbox-prev,
.lightbox-next {
    width: 48px;
    height: 48px;
    background: var(--color-white);
    border-radius: 50%;
    font-size: var(--text-xl);
    color: var(--color-navy);
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: auto;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: var(--color-maize);
}

/* =====================================================
   FOOTER
   ===================================================== */
.site-footer {
    background: var(--color-navy);
    color: var(--color-cream);
    padding: var(--space-12) var(--space-4) var(--space-8);
}

.footer-content {
    max-width: var(--container-max);
    margin: 0 auto;
    text-align: center;
}

.footer-main {
    margin-bottom: var(--space-8);
}

.footer-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.footer-tagline {
    font-family: var(--font-display);
    font-size: var(--text-xl);
}

.footer-description {
    color: rgba(250, 247, 242, 0.7);
    max-width: 400px;
    margin: 0 auto;
}

.footer-nav {
    margin-bottom: var(--space-8);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-4);
}

.footer-links a {
    color: rgba(250, 247, 242, 0.8);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-maize);
}

.footer-meta {
    padding-top: var(--space-6);
    border-top: 1px solid rgba(250, 247, 242, 0.1);
}

.copyright {
    font-size: var(--text-sm);
    color: rgba(250, 247, 242, 0.6);
    margin-bottom: var(--space-2);
    text-align: center;
}

.accessibility-statement a {
    font-size: var(--text-sm);
    color: var(--color-maize);
}

/* =====================================================
   TABLET BREAKPOINT (768px+)
   ===================================================== */
@media (min-width: 768px) {
    :root {
        --container-padding: var(--space-6);
    }

    /* Typography Scale Up */
    .hero-title {
        font-size: var(--text-5xl);
    }

    .page-title {
        font-size: var(--text-5xl);
    }

    .section-title {
        font-size: var(--text-4xl);
    }

    /* Header */
    .nav-toggle {
        display: none;
    }

    .main-nav {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        background: transparent;
        border: none;
    }

    .nav-list {
        flex-direction: row;
        padding: 0;
        gap: var(--space-1);
    }

    .nav-link {
        padding: var(--space-2) var(--space-4);
        font-size: var(--text-base);
    }

    /* Hero */
    .hero-cta {
        flex-direction: row;
        justify-content: center;
    }

    /* Stats */
    .stats-container {
        grid-template-columns: repeat(4, 1fr);
    }

    .stat-number {
        font-size: var(--text-5xl);
    }

    /* Featured Grid */
    .featured-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Categories */
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 600px;
    }

    /* Gallery Grid */
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .gallery-item[data-size="large"] {
        grid-column: span 2;
        grid-row: span 2;
    }

    .gallery-item[data-size="large"] .gallery-image {
        aspect-ratio: 1;
    }

    .gallery-item[data-size="tall"] {
        grid-row: span 2;
    }

    .gallery-item[data-size="tall"] .gallery-image {
        aspect-ratio: 9 / 16;
    }

    .gallery-item[data-size="wide"] {
        grid-column: span 2;
    }

    .gallery-item[data-size="wide"] .gallery-image {
        aspect-ratio: 21 / 9;
    }

    /* Timeline */
    .timeline {
        padding-left: 0;
    }

    .timeline::before {
        left: 50%;
        transform: translateX(-50%);
    }

    .timeline-month-header {
        text-align: center;
        padding-left: 0;
        margin-left: 0;
    }

    .timeline-item {
        width: 45%;
    }

    .timeline-item--left {
        margin-right: auto;
        padding-right: var(--space-8);
    }

    .timeline-item--right {
        margin-left: auto;
        padding-left: var(--space-8);
    }

    .timeline-item--left .timeline-marker {
        left: auto;
        right: calc(-1 * var(--space-4) - 16px);
    }

    .timeline-item--right .timeline-marker {
        left: calc(-1 * var(--space-4) - 16px);
    }

    .timeline-end-marker {
        left: 0;
    }

    /* Quote */
    .featured-quote p {
        font-size: var(--text-3xl);
    }

    /* Footer */
    .footer-content {
        text-align: center;
    }
}

/* =====================================================
   DESKTOP BREAKPOINT (1024px+)
   ===================================================== */
@media (min-width: 1024px) {
    :root {
        --container-padding: var(--space-8);
    }

    /* Typography Scale Up */
    .hero-title {
        font-size: var(--text-6xl);
    }

    .hero-subtitle {
        font-size: var(--text-xl);
    }

    /* Gallery Grid - 4 columns */
    .gallery-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--space-5);
    }

    /* Categories - 4 columns */
    .categories-grid {
        grid-template-columns: repeat(4, 1fr);
        max-width: 800px;
    }

    .category-card {
        padding: var(--space-8);
    }

    /* Lightbox */
    .lightbox-content {
        max-width: 1000px;
    }
}

/* =====================================================
   HIGH CONTRAST MODE (Accessibility)
   ===================================================== */
@media (prefers-contrast: high) {
    :root {
        --color-border: var(--color-gray-600);
    }

    .btn-primary {
        border: 2px solid var(--color-navy);
    }

    .btn-secondary {
        border-width: 3px;
    }

    .card-category {
        border: 1px solid var(--color-cream);
    }

    .filter-btn {
        border: 1px solid var(--color-gray-400);
    }

    .filter-btn.active {
        border-color: var(--color-cream);
    }
}

/* =====================================================
   PRINT STYLES
   ===================================================== */
@media print {

    .site-header,
    .site-footer,
    .hero-cta,
    .filter-section,
    .random-section,
    .lightbox,
    .nav-toggle {
        display: none;
    }

    body {
        font-size: 12pt;
        color: #000;
        background: #fff;
    }

    .hero {
        min-height: auto;
        padding: 2rem 0;
    }

    .hero-title,
    .page-title {
        color: #000;
    }

    a {
        color: #000;
        text-decoration: underline;
    }
}