/* ===== CSS Variables ===== */
:root {
    --bg-primary: #0A0A0A;
    --bg-secondary: #111111;
    --bg-card: #161616;
    --bg-card-hover: #1a1a1a;
    --text-primary: #FFFFFF;
    --text-secondary: #AAAAAA;
    --text-muted: #666666;
    --accent: #C9A962;
    --accent-hover: #D4B872;
    --border: #222222;
    --font-hero: 'Cinzel', Georgia, serif;
    --font-nav: 'DM Serif Text', Georgia, serif;
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset & Base ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-weight: 300;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
}

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

/* ===== Container ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ===== Typography ===== */
.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 300;
    letter-spacing: 0.05em;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -0.5rem;
    width: 60px;
    height: 1px;
    background: var(--accent);
}

/* ===== Navigation ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 3rem;
    background: linear-gradient(to bottom, rgba(10, 10, 10, 0.9) 0%, transparent 100%);
    transition: background var(--transition);
}

.nav.scrolled {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
}

.nav-logo {
    font-family: var(--font-nav);
    font-size: 1.25rem;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    transition: color var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width var(--transition);
}

.nav-links a:hover {
    color: var(--text-primary);
}

.nav-links a:hover::after {
    width: 100%;
}

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

.hero-image-container {
    position: absolute;
    inset: 0;
    background: var(--bg-primary);
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    filter: grayscale(20%);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        /* Left edge fade */
        linear-gradient(to right,
            rgba(10, 10, 10, 0.95) 0%,
            rgba(10, 10, 10, 0.6) 5%,
            transparent 15%),
        /* Right edge fade */
        linear-gradient(to left,
            rgba(10, 10, 10, 0.95) 0%,
            rgba(10, 10, 10, 0.6) 5%,
            transparent 15%),
        /* Bottom fade (original) */
        linear-gradient(to bottom,
            rgba(10, 10, 10, 0.3) 0%,
            rgba(10, 10, 10, 0.5) 50%,
            rgba(10, 10, 10, 0.9) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
}

.hero-title {
    font-family: var(--font-nav);
    font-size: clamp(3rem, 10vw, 7rem);
    font-weight: 400;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: 1rem;
    font-weight: 300;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--text-secondary);
    animation: fadeInUp 1s ease-out 0.2s both;
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    animation: fadeIn 1s ease-out 0.5s both;
}

.scroll-indicator span {
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--accent), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

/* ===== Works Section ===== */
.works {
    padding: 8rem 0;
    background: var(--bg-primary);
}

.category-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.6rem 1.25rem;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 2rem;
    cursor: pointer;
    transition: all var(--transition);
}

.filter-btn:hover {
    border-color: var(--text-muted);
    color: var(--text-primary);
}

.filter-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--bg-primary);
}

.works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.work-card {
    background: var(--bg-card);
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition);
    border: 1px solid var(--border);
}

.work-card:hover {
    transform: translateY(-4px);
    background: var(--bg-card-hover);
    border-color: var(--text-muted);
}

.work-card.hidden {
    display: none;
}

.work-thumbnail {
    position: relative;
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, #1a1a1a 0%, #0d0d0d 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.play-overlay {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--text-secondary);
    transition: all var(--transition);
    backdrop-filter: blur(4px);
}

.work-card:hover .play-overlay {
    background: var(--accent);
    color: var(--bg-primary);
    transform: scale(1.1);
}

.work-info {
    padding: 1.25rem;
}

.work-category {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    display: block;
    margin-bottom: 0.5rem;
}

.work-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 400;
    margin-bottom: 0.25rem;
}

.work-year {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ===== About Section ===== */
.about {
    padding: 8rem 0;
    background: var(--bg-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: start;
}

.about-image img {
    width: 100%;
    border-radius: 4px;
    filter: grayscale(20%);
    transition: filter var(--transition);
}

.about-image img:hover {
    filter: grayscale(0%);
}

.about-content .section-title {
    margin-bottom: 2rem;
}

.about-text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.about-text:last-child {
    margin-bottom: 0;
}

/* ===== Contact Section ===== */
.contact {
    padding: 8rem 0;
    text-align: center;
    background: var(--bg-primary);
}

.contact .section-title::after {
    left: 50%;
    transform: translateX(-50%);
}

.contact-intro {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.contact-email {
    display: inline-block;
    font-family: var(--font-serif);
    font-size: 1.75rem;
    color: var(--accent);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition);
}

.contact-email:hover {
    border-color: var(--accent);
}

/* ===== Footer ===== */
.footer {
    padding: 2rem;
    text-align: center;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
}

.footer p {
    font-size: 0.8rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

/* ===== Animations ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

@keyframes scrollPulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .nav {
        padding: 1rem 1.5rem;
    }

    .nav-logo {
        font-size: 1rem;
    }

    .nav-links {
        gap: 1.5rem;
    }

    .nav-links a {
        font-size: 0.75rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-image {
        order: -1;
        max-width: 300px;
        margin: 0 auto;
    }

    .category-filter {
        justify-content: center;
    }

    .works-grid {
        grid-template-columns: 1fr;
    }

    .contact-email {
        font-size: 1.25rem;
    }
}