:root {
    --bg-color: #000000;
    --text-color: #f5f5f5; /* Slightly off-white for readability on OLED black */
    --accent-color: #cccccc;
    --blur-bg: rgba(0, 0, 0, 0.5);
    --transition: all 0.3s ease;
    --lightbox-bg: rgba(0, 0, 0, 0.95);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

/* 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: 0;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    background: var(--blur-bg);
    padding: 1rem 0;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--text-color);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 400;
    transition: var(--transition);
    opacity: 0.8;
}

.nav-links a:hover,
.nav-links a:focus {
    opacity: 1;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-color);
    transition: var(--transition);
}

.hamburger:focus {
    outline: 2px solid var(--accent-color);
}

/* Lightbox Modal */
.lightbox {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--lightbox-bg);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    /* Remove any unnecessary padding here */
    padding: 0;
}

.lightbox.active {
    display: flex;
    opacity: 1;
}
.lightbox-content {
    position: relative;
    width: 90vw;
    height: 90vh;
    max-width: 1200px;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    background: transparent;
    padding: 0;
}
.lightbox-video {
    width: 100%;
    height: 100%;
    border: none !important;
    background: var(--bg-color);
    border-radius: 8px;
    display: block;
    object-fit: cover;
}

.lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 2rem;
    cursor: pointer;
    z-index: 2001;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.lightbox-close:hover,
.lightbox-close:focus {
    background: rgba(255, 255, 255, 0.1);
    outline: 2px solid var(--accent-color);
}

@media (max-width: 600px) {
    .lightbox-content {
        width: 100vw;
        height: 55vw;
        max-width: 100vw;
        max-height: 55vw;
    }
}



/* Hero Section */
#hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    cursor: pointer;
}

/*.hero-poster {
#   position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}*/

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0 2rem;
    z-index: 1;
    transition: var(--transition);
}

.hero-overlay:hover {
    background: rgba(0, 0, 0, 0.6);
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    font-weight: 300;
    max-width: 600px;
    margin: 0 auto 1rem;
}

.play-icon {
    font-size: 4rem;
    opacity: 0.8;
    transition: var(--transition);
    margin-top: 1rem;
}

.hero-overlay:hover .play-icon {
    opacity: 1;
    transform: scale(1.1);
}

.hero-video-bg {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}
.hero-video-bg iframe {
    width: 100%;
    height: 100%;
    object-fit: cover;
    pointer-events: none;
}


/* About Section */
#about {
    padding: 5rem 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
}

.headshot {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 8px;
}

.bio h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.bio p {
    margin-bottom: 1rem;
    font-weight: 300;
}

/* Equipment Section - Updated for Subheadings & Producer-Grade Grid */
#equipment {
    padding: 5rem 2rem;
    background: var(--bg-color);
}

.equipment-details {
    max-width: 1200px;
    margin: 0 auto;
}

.equipment-summary {
    padding: 1rem 2rem;
    cursor: pointer;
    font-weight: 700;
    font-size: 2.5rem;
    text-align: center;
    color: var(--text-color);
    background: none;
    border: none;
    width: 100%;
    display: block;
    transition: var(--transition);
}

.equipment-summary::-webkit-details-marker { display: none; }
.equipment-summary::after {
    content: '+';
    font-size: 1.5rem;
    margin-left: 1rem;
    transition: var(--transition);
    color: var(--accent-color);
}
.equipment-details[open] .equipment-summary::after { content: '−'; }

.equipment-content {
    padding: 2rem 0 0 0;
    display: none;
    border-top: 1px solid var(--accent-color);
    color: var(--text-color);
    animation: fadeInUp 0.3s ease;
}

.equipment-details[open] .equipment-content {
    display: block;
}

.equipment-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.equipment-column {
    background: rgba(255, 255, 255, 0.04);
    padding: 2rem 1.5rem 1.5rem;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.08);
    box-shadow: 0 6px 16px -12px var(--accent-color);
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.column-title {
    font-size: 1.35rem;
    font-weight: 700;
    text-align: center;
    letter-spacing: 1px;
    color: var(--text-color);
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 0.75rem;
    margin-bottom: 1.2rem;
}

.subcategory-title {
    font-size: 1.08rem;
    font-weight: 600;
    color: var(--accent-color);
    margin-top: 0.9rem;
    margin-bottom: 0.3rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border-left: 3px solid var(--accent-color);
    padding-left: 0.5em;
    background: rgba(255,255,255,0.035);
    border-radius: 4px;
}

.equipment-list {
    list-style: none;
    margin: 0 0 0.5rem 0;
    padding: 0 0 0 0.6rem;
}

.equipment-list li {
    padding: 0.45rem 0;
    font-weight: 300;
    opacity: 0.88;
    border-bottom: 1px solid rgba(255,255,255, 0.04);
    font-size: 0.90rem;
    word-break: break-word;
}
.equipment-list li:last-child {
    border-bottom: none;
}

.equipment-note {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 1.08rem;
    opacity: 0.75;
    font-weight: 400;
    letter-spacing: 0.3px;
    border-top: 1px solid rgba(255,255,255,0.09);
    padding: 1.6rem 0 0.5rem 0;
}

@media (max-width: 1100px) {
    .equipment-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 740px) {
    #equipment {
        padding: 2rem 0.7rem;
    }
    .equipment-content {
        padding: 0.5rem 0 0 0;
    }
    .equipment-grid {
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }
    .equipment-column {
        padding: 1.2rem 1rem 0.7rem;
    }
    .column-title {
        font-size: 1.12rem;
        padding-bottom: 0.5rem;
    }
    .subcategory-title {
        font-size: 0.96rem;
        margin-top: 0.65rem;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

/* Portfolio Section */
#portfolio {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
}

.filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--accent-color);
    color: var(--text-color);
    padding: 0.5rem 1rem;
    cursor: pointer;
    transition: var(--transition);
    border-radius: 4px;
    font-weight: 400;
}

.filter-btn.active,
.filter-btn:hover,
.filter-btn:focus {
    background: var(--text-color);
    color: var(--bg-color);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
}

.project-card:hover,
.project-card:focus {
    transform: scale(1.05);
}

.project-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.project-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: 2rem 1rem 1rem;
    transform: translateY(100%);
    transition: var(--transition);
}

.project-card:hover .project-overlay,
.project-card:focus .project-overlay {
    transform: translateY(0);
}

.project-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.project-director {
    font-size: 0.9rem;
    opacity: 0.8;
}

.play-icon-small {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2rem;
    opacity: 0.7;
    pointer-events: none;
    z-index: 2;
    transition: var(--transition);
}

.project-card:hover .play-icon-small,
.project-card:focus .play-icon-small {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
}

/* Contact Section */
#contact {
    padding: 5rem 2rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.contact-info {
    display: grid;
    gap: 2rem;
    margin-bottom: 2rem;
}

.contact-item {
    font-size: 1.1rem;
}

.contact-item a {
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition);
}

.contact-item a:hover,
.contact-item a:focus {
    opacity: 0.8;
}

.availability {
    font-weight: 300;
    opacity: 0.8;
    margin-top: 1rem;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.social-link {
    color: var(--text-color);
    font-size: 1.5rem;
    transition: var(--transition);
    text-decoration: none;
}

.social-link:hover,
.social-link:focus {
    opacity: 0.8;
}

/* Footer */
footer {
    padding: 2rem;
    text-align: center;
    border-top: 1px solid var(--accent-color);
    opacity: 0.5;
    font-size: 0.9rem;
    max-width: 1200px;
    margin: 0 auto 2rem;
}

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

footer a:hover,
footer a:focus {
    opacity: 0.8;
}


/* Animations: Sections fade in if .visible is set by JS. Otherwise always visible. */
.animate {
    opacity: 1;
    transform: none;
    transition: var(--transition);
}
.animate.visible {
    opacity: 1;
    transform: none;
}
@media (prefers-reduced-motion: no-preference) {
    .animate:not(.visible) {
        opacity: 1;
        transform: none;
    }
}


/* Mobile Responsiveness */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
    }
    .nav-container {
        flex-direction: row;
    }
    .hamburger {
        display: flex;
    }
    #about {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 2rem 1rem;
    }
    #portfolio {
        padding: 2rem 1rem;
    }
    #equipment {
        padding: 2rem 1rem;
    }
    #contact {
        padding: 2rem 1rem;
    }
}

/* Ensure .animate sections are always visible even if JS or IntersectionObserver fails */
.animate {
    opacity: 1 !important;
    transform: none !important;
}