.card-content:hover .era-icon {
    transform: scale(1.1);
}/**
 * The Long View - Enhanced Mobile-First Timeline Styles
 * Stoic Wire Feature with Beautiful Progressive Disclosure
 * Version 3.0 - Clean timeline design with central line
 * Optimized for performance and mobile experience
 */

/* ==================== */
/* 1. CSS VARIABLES     */
/* ==================== */

:root {
    /* Colors */
    --color-accent: #9c6644;
    --color-accent-dark: #7a5236;
    --color-accent-light: #c49674;
    --color-paper: #f4f1e9;
    --color-bg-alt: #faf9f7;
    --color-card: #ffffff;
    --color-ink: #33302e;
    --color-ink-light: #666361;
    --color-ink-lighter: #a09890;
    --color-border: #e8e5dd;
    
    /* Shadows */
    --shadow-soft: 0 2px 20px rgba(0, 0, 0, 0.06);
    --shadow-medium: 0 8px 30px rgba(0, 0, 0, 0.08);
    --shadow-strong: 0 20px 60px rgba(0, 0, 0, 0.1);
    --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.08);
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-xxl: 3rem;
    
    /* Typography */
    --font-serif: 'EB Garamond', Georgia, serif;
    --font-mono: 'Roboto Mono', monospace;
    
    /* Transitions */
    --transition-base: 0.3s ease;
    --transition-slow: 0.6s ease;
}

/* ==================== */
/* 2. PROGRESS BAR      */
/* ==================== */

.timeline-progress {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: rgba(156, 102, 68, 0.1);
    z-index: 1000;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.timeline-progress.visible {
    opacity: 1;
}

.timeline-progress-fill {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
    transition: width var(--transition-base);
    box-shadow: 0 0 10px rgba(156, 102, 68, 0.3);
}

/* ==================== */
/* 3. HERO SECTION      */
/* ==================== */

.long-view-hero {
    padding: var(--space-xl) 0;
    /*background: linear-gradient(135deg, var(--color-paper) 0%, var(--color-bg-alt) 100%);*/
    border-bottom: 1px solid var(--color-border);
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease-out;
}

.owl-icon {
    font-size: 5rem;
    margin-bottom: var(--space-md);
    opacity: 0.8;
    display: block;
    animation: float 3s ease-in-out infinite;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 400;
    color: var(--color-accent);
    margin-bottom: var(--space-md);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1.4rem, 3vw, 1.4rem);
    color: var(--color-ink-light);
    font-style: italic;
    line-height: 1.7;
    margin-bottom: 0;
}

/* ==================== */
/* 4. THEME SELECTION   */
/* ==================== */

.theme-selection-section {
    padding: var(--space-xl) 0;
    background: rgba(255, 255, 255, 0.5);
}

.theme-selection-section .section-title {
    font-size: clamp(1.3rem, 4vw, 2rem);
    color: var(--color-ink);
    margin-bottom: var(--space-xl);
    font-weight: 400;
    text-align: center;
    letter-spacing: -0.02em;
}

.theme-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.theme-card {
    background: rgba(255, 255, 255, 0.9);
    border: 2px solid var(--color-border);
    border-radius: 16px;
    padding: var(--space-lg);
    cursor: pointer;
    transition: all 0.4s ease;
    text-align: center;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(5px);
    width: 100%;
    font-family: var(--font-serif);
    color: inherit;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.theme-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(156, 102, 68, 0.1), transparent);
    transition: left 0.6s ease;
}

.theme-card:hover::before,
.theme-card:focus::before {
    left: 100%;
}

.theme-card:hover,
.theme-card:focus {
    border-color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(156, 102, 68, 0.15);
}

.theme-card.selected {
    border-color: var(--color-accent);
    background: var(--color-paper-light);
    box-shadow: 0 8px 30px rgba(156, 102, 68, 0.2);
    transform: translateY(-2px);
}

.theme-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
    opacity: 0.8;
    display: block;
    transition: transform 0.3s ease;
}

.theme-card:hover .theme-icon,
.theme-card:focus .theme-icon {
    transform: scale(1.1);
}

.theme-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-ink);
    margin-bottom: var(--space-md);
    line-height: 1.2;
}

.theme-description {
    font-size: 1.15rem;
    color: var(--color-ink-light);
    line-height: 1.6;
    margin: 0;
}

/* ==================== */
/* 5. TIMELINE SECTION  */
/* ==================== */

.timeline-section {
    padding: var(--space-xl) 0;
    background: var(--color-paper-light);
    display: none;
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.timeline-section.visible {
    display: block;
    opacity: 1;
}

.timeline-intro {
    text-align: center;
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.8s ease-out;
}

.timeline-intro h2 {
    font-size: clamp(1.75rem, 5vw, 3rem);
    color: var(--color-accent);
    margin-bottom: var(--space-md);
    font-weight: 400;
    letter-spacing: -0.02em;
}

.timeline-intro p {
    font-size: clamp(1.2rem, 3vw, 1.3rem);
    color: var(--color-ink-light);
    font-style: italic;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Timeline Wrapper */
.timeline-wrapper {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: var(--space-xl) 0;
}

/* Timeline Line */
.timeline-line {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 20px;
    width: 2px;
    background: var(--color-accent);
    opacity: 0.3;
}

/* Timeline Content */
.timeline-content {
    position: relative;
    padding-left: 50px;
}

/* ==================== */
/* 6. TIMELINE CARDS    */
/* ==================== */

.timeline-event {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease-out forwards;
    margin-bottom: var(--space-xl);
    position: relative;
}

.timeline-event:nth-child(2) { animation-delay: 0.1s; }
.timeline-event:nth-child(3) { animation-delay: 0.2s; }
.timeline-event:nth-child(4) { animation-delay: 0.3s; }
.timeline-event:nth-child(5) { animation-delay: 0.4s; }

/* Timeline Card */
.timeline-card {
    background: var(--color-card);
    border-radius: 20px;
    padding: var(--space-lg);
    box-shadow: var(--shadow-card);
    position: relative;
    overflow: visible;
    transition: all var(--transition-base);
}

/* Connection to timeline */
.timeline-card::before {
    content: '';
    position: absolute;
    left: -30px;
    top: 32px;
    width: 20px;
    height: 2px;
    background: var(--color-accent);
    opacity: 0.5;
}

/* Hover effect on entire card */
.timeline-card:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Date Pill */
.date-pill {
    display: inline-block;
    background: var(--color-accent);
    color: white;
    padding: 6px 16px;
    border-radius: 30px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: var(--space-md);
    box-shadow: 0 2px 8px rgba(156, 102, 68, 0.2);
}

.timeline-card.expanded {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

/* Card Content */
.card-content {
    margin-bottom: 0;
    cursor: pointer;
    transition: all var(--transition-base);
    padding: var(--space-md);
    margin: calc(-1 * var(--space-md));
    border-radius: 12px;
    position: relative;
    -webkit-tap-highlight-color: rgba(156, 102, 68, 0.1);
    touch-action: manipulation;
}

.card-content:hover {
    background: rgba(156, 102, 68, 0.04);
}

.card-content:hover .era-title {
    color: var(--color-accent);
}

.card-content:hover .era-icon {
    transform: scale(1.1);
}

.card-content:hover .era-description {
    color: var(--color-ink);
}

.card-content:active {
    background: rgba(156, 102, 68, 0.06);
}

.timeline-card.expanded .card-content {
    cursor: default;
}

.timeline-card.expanded .card-content:hover {
    background: transparent;
}

.timeline-card.expanded .card-content:hover .era-title {
    color: var(--color-ink);
}

.timeline-card.expanded .card-content:hover .era-icon {
    transform: scale(1);
}

.era-title {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-ink);
    letter-spacing: -0.02em;
    line-height: 1.3;
    margin-bottom: var(--space-md);
    transition: color var(--transition-base);
    display: flex;
    align-items: center;
    gap: 12px;
}

.era-icon {
    font-size: 1.4rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 32px;
    background: white;
    border-radius: 8px;
    flex-shrink: 0;
    transition: transform var(--transition-base);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.era-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-ink-light);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    position: relative;
    transition: all var(--transition-base);
    margin-bottom: var(--space-sm);
    cursor: pointer;
}

.era-description.expanded {
    -webkit-line-clamp: unset;
}

.era-description::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2em;
    background: linear-gradient(to bottom, 
        transparent 0%, 
        rgba(255, 255, 255, 0.8) 50%,
        var(--color-card) 100%
    );
    pointer-events: none;
    opacity: 1;
    transition: opacity var(--transition-base);
}

.era-description.expanded::after {
    opacity: 0;
}

/* Explore CTA - Made much more subtle */
.explore-cta {
    display: inline-block;
    color: var(--color-accent);
    background: transparent;
    font-size: 0.875rem;
    font-style: italic;
    cursor: pointer;
    border: none;
    padding: 6px 0;
    font-family: var(--font-serif);
    transition: all var(--transition-base);
    text-decoration: none;
    position: relative;
    -webkit-tap-highlight-color: transparent;
    -webkit-user-select: none;
    user-select: none;
    border-radius: 0;
    z-index: 10;
    box-shadow: none;
    outline: none;
    touch-action: manipulation;
    margin-top: var(--space-xs);
    min-height: 32px;
    line-height: 1.4;
    opacity: 0.8;
}

.explore-cta span {
    pointer-events: none;
    display: inline-block;
    position: relative;
    transition: all var(--transition-base);
}

.explore-cta span::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--color-accent);
    opacity: 0;
    transform: scaleX(0);
    transform-origin: left;
    transition: all var(--transition-base);
}

.explore-cta:hover {
    opacity: 1;
}

.explore-cta:hover span {
    transform: translateX(2px);
}

.explore-cta:hover span::after {
    opacity: 0.5;
    transform: scaleX(1);
}

.explore-cta:active {
    transform: scale(0.98);
}

/* ==================== */
/* 7. WISDOM TABS       */
/* ==================== */

.wisdom-content {
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
    opacity: 0;
    animation: fadeIn 0.4s ease-out forwards;
}

/* Tab Pills */
.tab-pills {
    display: flex;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
    overflow-x: auto;
    padding-bottom: var(--space-xs);
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.tab-pills::-webkit-scrollbar {
    display: none;
}

.tab-pill {
    flex-shrink: 0;
    padding: 10px 18px;
    background: var(--color-bg-alt);
    border: 2px solid transparent;
    border-radius: 30px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--color-accent-dark);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    outline: none;
    -webkit-tap-highlight-color: transparent;
}

.tab-pill:hover {
    background: white;
    border-color: var(--color-accent);
}

.tab-pill:focus-visible {
    outline: none;
    border-color: var(--color-accent);
}

.tab-pill.active {
    background: var(--color-accent);
    color: white;
    border-color: var(--color-accent);
}

.tab-pill:active {
    transform: scale(0.98);
    outline: none;
}

/* Tab Content */
.tab-content {
    display: none;
    opacity: 0;
    animation: fadeIn 0.3s ease-out forwards;
}

.tab-content.active {
    display: block;
}

/* Quote Panel */
.quote-panel {
    background: linear-gradient(135deg, var(--color-bg-alt), rgba(244, 241, 233, 0.5));
    padding: var(--space-lg);
    border-radius: 16px;
    position: relative;
    overflow: hidden;
}

.quote-panel::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 15px;
    font-size: 60px;
    color: rgba(156, 102, 68, 0.1);
    font-family: var(--font-serif);
    line-height: 1;
}

.quote-text {
    font-size: 1.2rem;
    font-style: italic;
    color: var(--color-ink);
    margin-bottom: var(--space-sm);
    line-height: 1.7;
    font-weight: 400;
    position: relative;
    z-index: 1;
}

.quote-attribution {
    text-align: right;
    color: var(--color-accent-dark);
    font-size: 0.875rem;
    font-style: normal;
}

/* Wisdom Panel */
.wisdom-panel {
    background: var(--color-bg-alt);
    padding: var(--space-lg);
    border-radius: 16px;
    border-left: 4px solid var(--color-accent);
}

.wisdom-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
    font-weight: 400;
}

.wisdom-text {
    font-size: 1.2rem;
    line-height: 1.7;
    color: var(--color-ink);
}

/* ==================== */
/* 8. ETERNAL PATTERN   */
/* ==================== */

.eternal-pattern {
    padding: var(--space-xxl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.eternal-pattern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(156, 102, 68, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.journey-reveal {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-ink-lighter);
    margin-bottom: var(--space-md);
    opacity: 0;
    animation: fadeIn 0.8s ease-out forwards;
}

.eternal-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: var(--color-accent);
    margin-bottom: var(--space-xxl);
    font-weight: 400;
    letter-spacing: -0.02em;
    opacity: 0;
    animation: fadeInUp 0.8s ease-out 0.2s forwards;
}

/* Eternal Cards Grid */
.eternal-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    max-width: 1200px;
    margin: 0 auto var(--space-xxl);
    position: relative;
    z-index: 1;
}

.eternal-card {
    background: white;
    border-radius: 20px;
    padding: var(--space-xl);
    box-shadow: var(--shadow-card);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease-out forwards;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.eternal-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.eternal-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
}

.eternal-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-md);
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: white;
    box-shadow: 0 8px 24px rgba(156, 102, 68, 0.3);
}

.eternal-card-title {
    font-size: 1.5rem;
    color: var(--color-ink);
    margin-bottom: var(--space-md);
    font-weight: 500;
    letter-spacing: -0.02em;
}

.eternal-card-text {
    font-size: 1.2rem;
    line-height: 1.7;
    color: var(--color-ink-light);
}

/* Timeless Truth */
.timeless-truth-container {
    background: linear-gradient(135deg, var(--color-accent), #a67c5a);
    color: white;
    border-radius: 20px;
    padding: var(--space-xl) var(--space-lg);
    box-shadow: 0 12px 40px rgba(156, 102, 68, 0.3);
    max-width: 800px;
    margin: 0 auto var(--space-xl);
    position: relative;
    overflow: hidden;
    opacity: 0;
    animation: fadeInUp 0.8s ease-out 1s forwards;
}

.infinity-symbol {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    display: block;
    animation: pulse 2s ease-in-out infinite;
}

.truth-label {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    opacity: 0.9;
    margin-bottom: var(--space-sm);
}

.timeless-truth {
    font-size: clamp(1.25rem, 3vw, 1.5rem);
    line-height: 1.6;
    font-weight: 400;
    font-style: italic;
}

/* ==================== */
/* 9. CTA BUTTON        */
/* ==================== */

.cta-section {
    text-align: center;
    margin-top: var(--space-xl);
    margin-bottom: var(--space-xxl);
    opacity: 0;
    animation: fadeInUp 0.8s ease-out 1.2s forwards;
}

.try-button {
    background: var(--color-accent);
    color: white;
    border: none;
    padding: var(--space-md) var(--space-xl);
    font-size: 1.05rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all var(--transition-base);
    font-family: var(--font-serif);
    font-weight: 500;
    box-shadow: 0 4px 16px rgba(156, 102, 68, 0.3);
}

.try-button:hover,
.try-button:focus {
    background: var(--color-ink);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(51, 48, 46, 0.3);
}

/* ==================== */
/* 10. FLOATING NAV     */
/* ==================== */

.floating-nav {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 12px 16px;
    border-radius: 50px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1), 0 0 0 1px rgba(0, 0, 0, 0.05);
    /*border: 1px solid rgba(0, 0, 0, 0.06);*/
    border: 3px solid var(--color-accent);
    display: none;
    align-items: center;
    gap: 20px;
    z-index: 100;
    opacity: 0;
    transition: all var(--transition-base);
}

.floating-nav.visible {
    display: flex;
    opacity: 1;
}

.nav-button {
    width: 44px;
    height: 44px;
    min-width: 44px;
    border-radius: 50%;
    border: 2px solid #e0e0e0;
    background: white;
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    font-size: 1.1rem;
    padding: 0;
    font-family: var(--font-serif);
    flex-shrink: 0;
    line-height: 1;
    font-weight: 400;
}

.nav-button span {
    display: inline-block;
    line-height: 1;
    font-weight: 500;
    transition: transform var(--transition-base);
}

.nav-button.nav-prev span {
    transform: translateX(-1px);
}

.nav-button.nav-next span {
    transform: translateX(1px);
}

.nav-button.nav-prev:hover:not(:disabled) span {
    transform: translateX(-3px);
}

.nav-button.nav-next:hover:not(:disabled) span {
    transform: translateX(3px);
}

.nav-button:hover:not(:disabled),
.nav-button:focus:not(:disabled) {
    border-color: var(--color-accent);
    background: var(--color-bg-alt);
    transform: scale(1.05);
}

.nav-button:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    border-color: #f0f0f0;
    color: var(--color-ink-lighter);
}

.nav-indicator {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-ink-light);
    letter-spacing: 0.5px;
    white-space: nowrap;
    min-width: 60px;
    text-align: center;
}

/* Skip to Conclusion Button */
.nav-conclusion {
    background: var(--color-accent);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 30px;
    font-family: var(--font-serif);
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all var(--transition-base);
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(156, 102, 68, 0.2);
}

.nav-conclusion:hover,
.nav-conclusion:focus {
    background: var(--color-accent-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(156, 102, 68, 0.3);
}

.nav-conclusion .nav-icon {
    font-size: 1.2rem;
}

/* ==================== */
/* 11. ANIMATIONS       */
/* ==================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

/* ==================== */
/* 12. RESPONSIVE       */
/* ==================== */

/* Tablet */
@media (min-width: 768px) {
    .long-view-hero {
        padding: var(--space-xxl) 0;
    }
    
    .owl-icon {
        font-size: 5rem;
        margin-bottom: var(--space-lg);
    }
    
    .theme-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-lg);
    }
    
    .timeline-card {
        padding: var(--space-xl);
    }
    
    .era-title {
        font-size: 1.75rem;
    }
    
    .era-icon {
        font-size: 1.6rem;
        min-width: 36px;
        height: 36px;
    }
    
    .era-description {
        font-size: 1.2rem;
    }
    
    .floating-nav {
        padding: 14px 20px;
        gap: 24px;
    }
    
    .nav-button {
        width: 48px;
        height: 48px;
        min-width: 48px;
    }
    
    .nav-indicator {
        font-size: 0.9375rem;
        min-width: 70px;
    }
    
    .eternal-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Desktop - Alternating timeline layout */
@media (min-width: 1024px) {
    .theme-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .timeline-wrapper {
        max-width: 1200px;
    }
    
    .timeline-line {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .timeline-content {
        padding-left: 0;
    }
    
    .timeline-event {
        display: flex;
        justify-content: center;
        margin-bottom: var(--space-xxl);
    }
    
    .timeline-event:nth-child(odd) .timeline-card {
        margin-right: calc(50% + 30px);
    }
    
    .timeline-event:nth-child(even) .timeline-card {
        margin-left: calc(50% + 30px);
    }
    
    .timeline-card::before {
        content: '';
        position: absolute;
        top: 32px;
        width: 30px;
        height: 2px;
        background: var(--color-accent);
        opacity: 0.5;
    }
    
    .timeline-event:nth-child(odd) .timeline-card::before {
        left: auto;
        right: -30px;
    }
    
    .timeline-event:nth-child(even) .timeline-card::before {
        left: -30px;
        right: auto;
    }
    
    .era-title {
        font-size: 2rem;
    }
    
    .era-icon {
        font-size: 1.8rem;
        min-width: 40px;
        height: 40px;
    }
    
    .quote-text {
        font-size: 1.25rem;
    }
}

/* Large Desktop */
@media (min-width: 1440px) {
    .theme-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ==================== */
/* 13. ACCESSIBILITY    */
/* ==================== */

/* Focus styles */
.theme-card:focus,
.nav-button:focus,
.nav-conclusion:focus,
.try-button:focus {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

.explore-cta:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
}

.card-content:focus {
    outline: 3px solid var(--color-accent);
    outline-offset: -3px;
    border-radius: 12px;
}

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .owl-icon,
    .infinity-symbol {
        animation: none;
    }
    
    .timeline-progress-fill {
        transition: none;
    }
}

/* High contrast */
@media (prefers-contrast: high) {
    .theme-card {
        border-width: 3px;
    }
    
    .timeline-card {
        border: 2px solid var(--color-accent);
    }
    
    .tab-pill {
        border-width: 3px;
    }
    
    .eternal-card {
        border: 3px solid var(--color-accent);
    }
}

/* Mobile adjustments */
@media (max-width: 480px) {
    .theme-title {
        margin-bottom: var(--space-lg);
    }
    
    .timeline-line {
        left: 15px;
    }
    
    .timeline-content {
        padding-left: 40px;
    }
    
    .timeline-card {
        padding: var(--space-md);
    }
    
    .timeline-card::before {
        left: -25px;
        width: 15px;
    }
    
    .card-content {
        padding: var(--space-sm);
        margin: calc(-1 * var(--space-sm));
    }
    
    .era-title {
        font-size: 1.25rem;
    }
    
    .era-icon {
        font-size: 1.2rem;
        min-width: 28px;
        height: 28px;
    }
    
    .era-description {
        font-size: 1.2rem;
    }
    
    .explore-cta {
        display: inline-block;
        width: auto;
        padding: 4px 0;
        font-size: 1rem;
        margin-top: var(--space-sm);
    }
    
    .floating-nav {
        padding: 10px 12px;
        gap: 12px;
        bottom: 16px;
    }
    
    .nav-button {
        width: 40px;
        height: 40px;
        min-width: 40px;
        font-size: 1rem;
    }
    
    .nav-indicator {
        font-size: 0.8125rem;
        min-width: 50px;
    }
    
    .nav-conclusion {
        padding: 10px 18px;
        font-size: 1rem;
    }
    
    .nav-conclusion .nav-icon {
        font-size: 1rem;
    }
    
    .eternal-pattern {
        padding: var(--space-xl) var(--space-md);
    }
    
    .eternal-card {
        padding: var(--space-lg);
    }
}