:root {
    --bg-color: #121212;
    --text-color: #ffffff;
    --accent-color: #d4af37; /* Gold accent */
}

body {
    margin: 0;
    font-family: 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

header {
    padding: 2rem;
    position: sticky;
    top: 0;
    background: rgba(18, 18, 18, 0.9);
    z-index: 100;
}

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

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

nav a {
    text-decoration: none;
    color: var(--text-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.9rem;
}

.hero {
    height: 60vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.hero h1 {
    font-size: 4rem;
    letter-spacing: 10px;
    margin-bottom: 0.5rem;
}

.gallery-section {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 0 2rem;
}

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

.filter-btn {
    background: transparent;
    border: 1px solid var(--text-color);
    color: var(--text-color);
    padding: 0.5rem 1.5rem;
    cursor: pointer;
    transition: 0.3s;
}

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

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    height: 300px;
    background: #222;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: 0.3s;
}

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