/* ========================================
   Casey Hudetz Portfolio - Design System
   Space Grotesk + Inter Edition
   ======================================== */

/* CSS Custom Properties */
:root {
    --color-bg: #FAFAFA;
    --color-bg-alt: #F0F0F0;
    --color-text: #1A1A1A;
    --color-text-muted: #666666;
    --color-text-light: #999999;
    --color-accent: #E85D04;
    --color-accent-hover: #D45003;
    --color-border: #E0E0E0;
    --color-overlay: rgba(26, 26, 26, 0.95);
    --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --container-max: 1200px;
    --container-padding: 2rem;
    --section-spacing: 7rem;
    --section-spacing-mobile: 4rem;
    --transition-fast: 0.15s ease;
    --transition-base: 0.25s ease;
    --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-bg: #0A0A0A;
        --color-bg-alt: #141414;
        --color-text: #FFFFFF;
        --color-text-muted: #A0A0A0;
        --color-text-light: #666666;
        --color-accent: #FF7B3D;
        --color-accent-hover: #FF9560;
        --color-border: #2A2A2A;
        --color-overlay: rgba(0, 0, 0, 0.98);
    }
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body { font-family: var(--font-body); font-size: 1rem; line-height: 1.6; color: var(--color-text); background-color: var(--color-bg); }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

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

@media (max-width: 768px) {
    :root { --container-padding: 1.25rem; }
    section { padding: var(--section-spacing-mobile) 0; }
}

.section-header {
    margin-bottom: 3rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 0.75rem;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    max-width: 600px;
}

/* Scroll-triggered animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children animations */
.video-grid .fade-in:nth-child(1) { transition-delay: 0s; }
.video-grid .fade-in:nth-child(2) { transition-delay: 0.05s; }
.video-grid .fade-in:nth-child(3) { transition-delay: 0.1s; }
.video-grid .fade-in:nth-child(4) { transition-delay: 0.15s; }
.video-grid .fade-in:nth-child(5) { transition-delay: 0.2s; }
.video-grid .fade-in:nth-child(6) { transition-delay: 0.25s; }
.video-grid .fade-in:nth-child(7) { transition-delay: 0.3s; }
.video-grid .fade-in:nth-child(8) { transition-delay: 0.35s; }
.video-grid .fade-in:nth-child(9) { transition-delay: 0.4s; }
.video-grid .fade-in:nth-child(10) { transition-delay: 0.45s; }
.video-grid .fade-in:nth-child(11) { transition-delay: 0.5s; }
.video-grid .fade-in:nth-child(12) { transition-delay: 0.55s; }

.speaking-grid .fade-in:nth-child(1) { transition-delay: 0s; }
.speaking-grid .fade-in:nth-child(2) { transition-delay: 0.05s; }
.speaking-grid .fade-in:nth-child(3) { transition-delay: 0.1s; }
.speaking-grid .fade-in:nth-child(4) { transition-delay: 0.15s; }
.speaking-grid .fade-in:nth-child(5) { transition-delay: 0.2s; }
.speaking-grid .fade-in:nth-child(6) { transition-delay: 0.25s; }
.speaking-grid .fade-in:nth-child(7) { transition-delay: 0.3s; }
.speaking-grid .fade-in:nth-child(8) { transition-delay: 0.35s; }
.speaking-grid .fade-in:nth-child(9) { transition-delay: 0.4s; }

/* Header - Minimal sticky nav */
.header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    padding: 1.25rem 0; background: transparent;
    transition: background var(--transition-base), backdrop-filter var(--transition-base), box-shadow var(--transition-base);
}
.header.scrolled { background: rgba(250, 250, 250, 0.85); backdrop-filter: blur(12px); box-shadow: 0 1px 0 var(--color-border); }
@media (prefers-color-scheme: dark) { .header.scrolled { background: rgba(10, 10, 10, 0.85); } }

.nav { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-padding); display: flex; justify-content: flex-start; align-items: center; }
.nav-logo {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    transition: color var(--transition-fast), opacity var(--transition-base);
    opacity: 0;
    pointer-events: none;
}
.header.scrolled .nav-logo { opacity: 1; pointer-events: auto; }
.nav-logo:hover { color: var(--color-accent); }

/* Hero */
.hero { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; padding: 6rem var(--container-padding); position: relative; }
.hero-content { animation: heroFadeIn 1s ease both; }
.hero-name-simple { font-family: var(--font-display); font-size: clamp(3rem, 10vw, 6rem); font-weight: 700; letter-spacing: -0.04em; line-height: 1; margin-bottom: 1.5rem; }
.hero-intro { font-size: clamp(1rem, 2vw, 1.25rem); color: var(--color-text-muted); line-height: 1.6; font-weight: 400; margin-bottom: 2rem; }
.hero-contact { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; animation: fadeIn 1s ease 0.5s both; }
.hero-email, .hero-linkedin {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.75rem 1.25rem; border-radius: 50px;
    font-family: var(--font-display); font-size: 0.9rem; font-weight: 500;
    transition: all var(--transition-fast);
    border: 2px solid var(--color-border);
    background: transparent; color: var(--color-text);
}
.hero-email:hover, .hero-linkedin:hover {
    border-color: var(--color-accent); color: var(--color-accent);
    transform: translateY(-2px);
}
.hero-email { cursor: pointer; }
.hero-email svg, .hero-linkedin svg { flex-shrink: 0; }
.email-toast {
    position: fixed; bottom: 2rem; left: 50%; transform: translateX(-50%) translateY(100px);
    background: var(--color-text); color: var(--color-bg);
    padding: 1rem 1.5rem; border-radius: 12px;
    font-family: var(--font-display); font-size: 0.9rem; font-weight: 500;
    opacity: 0; transition: all var(--transition-base); z-index: 1000;
    box-shadow: var(--shadow-lg);
}
.email-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
@media (max-width: 480px) {
    .hero-contact { flex-direction: column; align-items: center; }
    .hero-email span, .hero-linkedin span { font-size: 0.85rem; }
}
.scroll-indicator { position: absolute; bottom: 2.5rem; left: 50%; transform: translateX(-50%); animation: fadeIn 1s ease 0.8s both; }
.scroll-indicator span { display: block; width: 2px; height: 50px; background: var(--color-border); position: relative; border-radius: 1px; overflow: hidden; }
.scroll-indicator span::after { content: ''; position: absolute; top: -100%; left: 0; width: 100%; height: 100%; background: var(--color-accent); border-radius: 1px; animation: scrollLine 2s ease-in-out infinite; }

@keyframes heroFadeIn {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes scrollLine {
    0% { top: -100%; }
    50% { top: 100%; }
    50.01% { top: -100%; }
    100% { top: -100%; }
}

/* About */
.about { background: var(--color-bg-alt); }
.about-content { display: grid; grid-template-columns: 280px 1fr; gap: 3rem; align-items: start; }
.about-photo { position: sticky; top: 6rem; }
.about-photo img { width: 100%; border-radius: 12px; aspect-ratio: 1; object-fit: cover; transition: transform var(--transition-slow); }
.about-photo:hover img { transform: scale(1.02); }
.about-bio { }
.about-text { font-family: var(--font-body); font-size: clamp(1rem, 2vw, 1.15rem); font-weight: 400; line-height: 1.85; color: var(--color-text); margin-bottom: 1.5rem; }
@media (max-width: 768px) {
    .about-content { grid-template-columns: 1fr; gap: 2rem; }
    .about-photo { position: static; max-width: 200px; margin: 0 auto; }
}

/* Video Grid */
.video-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem; }
.video-item { position: relative; aspect-ratio: 16 / 9; overflow: hidden; cursor: pointer; background: var(--color-bg-alt); border-radius: 4px; }
.video-item img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-slow), filter var(--transition-base); }
.video-item:hover img { transform: scale(1.08); filter: brightness(0.8); }
.video-play { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%) scale(0.9); width: 56px; height: 56px; background: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity var(--transition-base), transform var(--transition-base); box-shadow: 0 4px 20px rgba(0,0,0,0.3); }
.video-play svg { width: 18px; height: 18px; margin-left: 3px; color: var(--color-text); }
.video-item:hover .video-play { opacity: 1; transform: translate(-50%, -50%) scale(1); }
@media (max-width: 768px) { .video-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .video-grid { grid-template-columns: 1fr; } }

/* AI Experiments Carousel */
.experiments { background: var(--color-bg-alt); }
.experiments-carousel { max-width: 900px; margin: 0 auto; }
.carousel-container { overflow: hidden; border-radius: 16px; background: #000; }
.carousel-track { display: flex; transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1); }
.carousel-slide { flex: 0 0 100%; min-width: 100%; }
.experiment-video { width: 100%; aspect-ratio: 16 / 9; background: #000; display: block; cursor: pointer; }
.carousel-nav { display: flex; align-items: center; justify-content: center; gap: 1.5rem; margin-top: 1.5rem; }
.carousel-btn { width: 48px; height: 48px; border-radius: 50%; background: var(--color-bg); border: 2px solid var(--color-border); display: flex; align-items: center; justify-content: center; color: var(--color-text); transition: all var(--transition-fast); }
.carousel-btn:hover { background: var(--color-text); color: var(--color-bg); border-color: var(--color-text); }
.carousel-dots { display: flex; gap: 0.75rem; }
.carousel-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--color-border); transition: all var(--transition-fast); }
.carousel-dot:hover { background: var(--color-text-muted); }
.carousel-dot.active { background: var(--color-accent); transform: scale(1.2); }
@media (max-width: 480px) {
    .carousel-btn { width: 40px; height: 40px; }
    .carousel-nav { gap: 1rem; }
}

/* Animated Films Carousel */
.films { }
.films-carousel { max-width: 900px; margin: 0 auto; }
.film-embed { width: 100%; aspect-ratio: 16 / 9; background: #000; display: block; border-radius: 16px; }

/* Community Section */
.community { background: var(--color-bg-alt); }
.community-layout-v2 { display: flex; flex-direction: column; gap: 1.5rem; }
/* Widescreen Vimeo Embed */
.community-video-wide {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    background: #000;
    aspect-ratio: 21 / 9;
}
.community-video-wide iframe {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 177.78vh;
    height: 100vh;
    min-width: 100%;
    min-height: 100%;
    transform: translate(-50%, -50%);
    border: none;
}
/* Murals Full Width Featured */
.community-murals-featured {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 21 / 9;
    display: block;
}
.community-murals-featured img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow), filter var(--transition-base);
}
.community-murals-featured:hover img { transform: scale(1.03); filter: brightness(0.85); }
.article-badge {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    background: var(--color-accent);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
/* Side by side murals row */
.community-murals-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.gallery-item {
    position: relative;
    aspect-ratio: 16 / 10;
    cursor: pointer;
    overflow: hidden;
    border-radius: 16px;
}
.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow), filter var(--transition-base);
}
.gallery-item:hover img { transform: scale(1.05); filter: brightness(0.85); }
@media (max-width: 768px) {
    .community-video-wide { aspect-ratio: 16 / 9; }
    .community-murals-featured { aspect-ratio: 16 / 9; }
}
@media (max-width: 480px) {
    .community-murals-row { grid-template-columns: 1fr; }
}

/* Writing Section */
.writing { background: var(--color-bg-alt); }
.writing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 1.5rem; }
.writing-card { background: var(--color-bg); border-radius: 16px; padding: 2rem; cursor: pointer; transition: transform var(--transition-base), box-shadow var(--transition-base); position: relative; overflow: hidden; }
.writing-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--color-accent); transform: scaleX(0); transform-origin: left; transition: transform var(--transition-base); }
.writing-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.writing-card:hover::before { transform: scaleX(1); }
.writing-meta { font-size: 0.8rem; color: var(--color-accent); margin-bottom: 0.75rem; font-weight: 500; text-transform: uppercase; letter-spacing: 0.05em; }
.writing-title { font-family: var(--font-display); font-size: 1.35rem; font-weight: 700; line-height: 1.3; margin-bottom: 0.75rem; letter-spacing: -0.02em; }
.writing-excerpt { font-size: 0.95rem; color: var(--color-text-muted); line-height: 1.6; margin-bottom: 1.25rem; }
.writing-cta { font-family: var(--font-display); font-size: 0.9rem; font-weight: 600; color: var(--color-accent); display: inline-flex; align-items: center; gap: 0.5rem; }
.writing-cta svg { transition: transform var(--transition-fast); }
.writing-card:hover .writing-cta svg { transform: translateX(4px); }

/* Podcasts */
.podcasts-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.podcast-embed { background: var(--color-bg-alt); border-radius: 16px; padding: 1rem; }
.podcast-label { font-family: var(--font-display); font-size: 0.85rem; font-weight: 500; color: var(--color-text-muted); margin-top: 0.75rem; text-align: center; }

/* Podcast Video Embed (Clickable YouTube) */
.podcast-video-embed { position: relative; cursor: pointer; overflow: hidden; }
.podcast-video-embed img { width: 100%; border-radius: 12px; aspect-ratio: 16 / 9; object-fit: cover; transition: transform var(--transition-slow), filter var(--transition-base); }
.podcast-video-embed:hover img { transform: scale(1.05); filter: brightness(0.8); }
.podcast-video-embed .video-play { position: absolute; top: calc(50% - 28px); left: 50%; transform: translate(-50%, -50%) scale(0.9); width: 56px; height: 56px; background: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity var(--transition-base), transform var(--transition-base); box-shadow: 0 4px 20px rgba(0,0,0,0.3); }
.podcast-video-embed .video-play svg { width: 18px; height: 18px; margin-left: 3px; color: var(--color-text); }
.podcast-video-embed:hover .video-play { opacity: 1; transform: translate(-50%, -50%) scale(1); }

/* Speaking */
.speaking-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1rem; }
.speaking-item { display: flex; align-items: center; gap: 0.75rem; padding: 1.25rem 1.5rem; background: var(--color-bg-alt); border-radius: 12px; transition: all var(--transition-fast); border: 1px solid transparent; }
.speaking-item:hover { background: var(--color-bg); border-color: var(--color-border); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.speaking-flag { font-size: 1.25rem; flex-shrink: 0; }
.speaking-name { flex: 1; }
.speaking-detail { margin-left: auto; }
.speaking-name { font-family: var(--font-display); font-weight: 600; font-size: 0.95rem; letter-spacing: -0.01em; }
.speaking-detail { font-size: 0.8rem; color: var(--color-accent); font-weight: 600; }

/* Testimonials */
.testimonials { background: var(--color-bg-alt); }
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 1.5rem; }
.testimonial { background: var(--color-bg); border-radius: 16px; padding: 2rem; position: relative; transition: transform var(--transition-base), box-shadow var(--transition-base); }
.testimonial:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.testimonial::before { content: '"'; font-family: var(--font-display); font-size: 5rem; font-weight: 700; color: var(--color-accent); opacity: 0.15; position: absolute; top: 0; left: 1rem; line-height: 1; }
.testimonial p { font-size: 0.95rem; line-height: 1.75; color: var(--color-text); margin-bottom: 1.5rem; position: relative; z-index: 1; }
.testimonial footer { display: flex; flex-direction: column; gap: 0.25rem; }
.testimonial cite { font-family: var(--font-display); font-style: normal; font-weight: 600; font-size: 0.95rem; }
.testimonial footer span { font-size: 0.8rem; color: var(--color-text-muted); }

/* Projects */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.5rem; }
.project-card { display: flex; flex-direction: column; padding: 2rem; background: var(--color-bg-alt); border-radius: 16px; transition: all var(--transition-base); border: 1px solid transparent; }
.project-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--color-border); background: var(--color-bg); }
.project-title { font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; margin-bottom: 0.25rem; letter-spacing: -0.02em; }
.project-type { font-size: 0.85rem; color: var(--color-accent); font-weight: 500; margin-bottom: 1rem; }
.project-link { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.9rem; font-weight: 500; color: var(--color-text-muted); margin-top: auto; transition: color var(--transition-fast); }
.project-card:hover .project-link { color: var(--color-accent); }

/* Contact */
.contact { }
.contact-content { display: grid; grid-template-columns: 1fr 280px; gap: 3rem; align-items: center; }
.contact-info { }
.contact-info .section-title { margin-bottom: 1rem; }
.contact-intro { font-size: 1.1rem; color: var(--color-text-muted); margin-bottom: 2rem; line-height: 1.7; }
.contact-links { display: flex; flex-wrap: wrap; gap: 1rem; }
.contact-link { display: inline-flex; align-items: center; gap: 0.5rem; padding: 1rem 1.75rem; border: 2px solid var(--color-border); border-radius: 12px; font-family: var(--font-display); font-weight: 600; font-size: 0.95rem; transition: all var(--transition-base); }
.contact-link:hover { border-color: var(--color-accent); color: var(--color-accent); transform: translateY(-2px); }
.contact-link-primary { background: var(--color-text); color: var(--color-bg); border-color: var(--color-text); cursor: pointer; }
.contact-link-primary:hover { background: var(--color-accent); border-color: var(--color-accent); color: white; }
.contact-email-btn { cursor: pointer; }
.contact-photo img { width: 100%; border-radius: 16px; aspect-ratio: 1; object-fit: cover; transition: transform var(--transition-slow); }
.contact-photo:hover img { transform: scale(1.02); }
@media (max-width: 768px) {
    .contact-content { grid-template-columns: 1fr; gap: 2rem; text-align: center; }
    .contact-links { justify-content: center; }
    .contact-photo { max-width: 200px; margin: 0 auto; order: -1; }
}

/* Footer */
.footer { padding: 2.5rem 0; text-align: center; border-top: 1px solid var(--color-border); }
.footer p { font-size: 0.85rem; color: var(--color-text-light); }

/* Video Modal */
.modal { position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 1000; display: flex; align-items: center; justify-content: center; padding: 2rem; visibility: hidden; opacity: 0; transition: visibility 0s var(--transition-base), opacity var(--transition-base); }
.modal.active { visibility: visible; opacity: 1; transition: visibility 0s, opacity var(--transition-base); }
.modal-overlay { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: var(--color-overlay); cursor: pointer; }
.modal-content { position: relative; width: 100%; max-width: 1000px; z-index: 1; transform: scale(0.95); transition: transform var(--transition-base); }
.modal.active .modal-content { transform: scale(1); }
.modal-close { position: absolute; top: -50px; right: 0; color: white; opacity: 0.8; transition: opacity var(--transition-fast), transform var(--transition-fast); }
.modal-close:hover { opacity: 1; transform: scale(1.1); }
.modal-video { position: relative; padding-top: 56.25%; background: #000; border-radius: 16px; overflow: hidden; }
.modal-video iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: none; }

/* Image Lightbox with Gallery Navigation */
.lightbox { position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 1000; display: flex; align-items: center; justify-content: center; padding: 2rem; visibility: hidden; opacity: 0; transition: visibility 0s var(--transition-base), opacity var(--transition-base); }
.lightbox.active { visibility: visible; opacity: 1; transition: visibility 0s, opacity var(--transition-base); }
.lightbox-overlay { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0, 0, 0, 0.95); cursor: pointer; }
.lightbox-close { position: absolute; top: 1.5rem; right: 1.5rem; color: white; opacity: 0.8; transition: opacity var(--transition-fast), transform var(--transition-fast); z-index: 2; background: none; border: none; cursor: pointer; }
.lightbox-close:hover { opacity: 1; transform: scale(1.1); }
.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0.7;
    transition: all var(--transition-fast);
    z-index: 2;
}
.lightbox-nav:hover { opacity: 1; background: rgba(255, 255, 255, 0.2); }
.lightbox-prev { left: 1.5rem; }
.lightbox-next { right: 1.5rem; }
.lightbox-nav.hidden { opacity: 0; pointer-events: none; }
.lightbox-counter {
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 500;
    opacity: 0.7;
    z-index: 2;
}
.lightbox-image { position: relative; max-width: 90vw; max-height: 85vh; object-fit: contain; z-index: 1; border-radius: 8px; transform: scale(0.95); transition: transform var(--transition-base); }
.lightbox.active .lightbox-image { transform: scale(1); }
@media (max-width: 768px) {
    .lightbox-nav { width: 44px; height: 44px; }
    .lightbox-prev { left: 0.75rem; }
    .lightbox-next { right: 0.75rem; }
}

/* Reader Modal - Full Overlay */
.reader-modal { position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 1000; visibility: hidden; opacity: 0; transition: visibility 0s var(--transition-slow), opacity var(--transition-slow); }
.reader-modal.active { visibility: visible; opacity: 1; transition: visibility 0s, opacity var(--transition-slow); }
.reader-overlay { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: var(--color-overlay); cursor: pointer; backdrop-filter: blur(8px); }
.reader-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.95);
    width: calc(100% - 4rem);
    max-width: 800px;
    max-height: calc(100vh - 4rem);
    background: var(--color-bg);
    border-radius: 24px;
    overflow: hidden;
    opacity: 0;
    transition: transform var(--transition-slow), opacity var(--transition-slow);
    display: flex;
    flex-direction: column;
}
.reader-modal.active .reader-content {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
}
.reader-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2rem;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}
.reader-close {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
}
.reader-close:hover { background: var(--color-border); color: var(--color-text); }
.reader-share {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.25rem;
    background: var(--color-bg-alt);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
}
.reader-share:hover { background: var(--color-accent); color: white; }
.reader-article {
    padding: 3rem 3rem 4rem;
    overflow-y: auto;
    flex: 1;
}
.reader-article .article-meta { font-size: 0.85rem; color: var(--color-accent); margin-bottom: 1.5rem; font-weight: 500; text-transform: uppercase; letter-spacing: 0.05em; }
.reader-article .article-meta a { text-decoration: underline; }
.reader-article h1 { font-family: var(--font-display); font-size: clamp(2rem, 5vw, 2.75rem); font-weight: 700; line-height: 1.15; letter-spacing: -0.03em; margin-bottom: 2rem; }
.reader-article h2 { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; margin: 3rem 0 1.25rem; letter-spacing: -0.02em; }
.reader-article h3 { font-family: var(--font-display); font-size: 1.15rem; font-weight: 600; margin: 2rem 0 0.75rem; }
.reader-article p { margin-bottom: 1.5rem; line-height: 1.85; font-size: 1.05rem; }
.reader-article .article-lead { font-size: 1.2rem; color: var(--color-text); line-height: 1.75; font-weight: 400; }
.reader-article blockquote { margin: 2rem 0; padding: 1.5rem 2rem; background: var(--color-bg-alt); border-left: 4px solid var(--color-accent); border-radius: 0 12px 12px 0; font-style: italic; font-size: 1.1rem; line-height: 1.7; }
.reader-article ul, .reader-article ol { margin: 1.25rem 0 1.75rem 1.5rem; }
.reader-article li { margin-bottom: 0.75rem; line-height: 1.75; font-size: 1.05rem; }
.reader-article ul li { list-style: disc; }
.reader-article ol li { list-style: decimal; }
.reader-article strong { font-weight: 600; }
.reader-article em { font-style: italic; }
.reader-article .article-references { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--color-border); }
.reader-article .article-references h3 { margin-top: 0; }
.reader-article .article-references p { font-size: 0.9rem; color: var(--color-text-muted); margin-bottom: 0.75rem; }
.reader-article .article-author { margin-top: 3rem; padding: 1.75rem; background: var(--color-bg-alt); border-radius: 12px; }
.reader-article .article-author p { font-size: 0.95rem; color: var(--color-text-muted); margin: 0; line-height: 1.7; }

@media (max-width: 768px) {
    .reader-content {
        width: 100%;
        max-width: 100%;
        max-height: 100vh;
        border-radius: 0;
        top: 0;
        left: 0;
        transform: translateY(100%);
    }
    .reader-modal.active .reader-content {
        transform: translateY(0);
    }
    .reader-article { padding: 2rem 1.5rem 3rem; }
}

/* Utilities */
body.modal-open, body.nav-open { overflow: hidden; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
    html { scroll-behavior: auto; }
    .fade-in { opacity: 1; transform: none; }
}

@media print {
    .header, .scroll-indicator, .modal, .reader-modal, .video-play { display: none; }
    body { font-size: 12pt; color: #000; background: #fff; }
    section { padding: 2rem 0; page-break-inside: avoid; }
}