:root {
    --bg-color: #0a0a0a;
    --text-color: #e8e8e8;
    --accent-color: #d4d4d4;
    --border-color: #2a2a2a;
    --hover-color: #a0a0a0;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Main content - hidden initially */
.main-content {
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
}

.main-content.visible {
    opacity: 1;
}

/* Splash Screen */
.splash-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #000000;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 1;
    transition: opacity 0.8s ease-in-out;
    cursor: pointer;
}

.splash-screen.fade-out {
    opacity: 0;
    pointer-events: none;
}

.splash-logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
}

.splash-logo {
    max-height: 300px;
    width: auto;
    height: auto;
    object-fit: contain;
    animation: fadeInLogo 1s ease-in-out;
}

@keyframes fadeInLogo {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
.header {
    position: sticky;
    top: 0;
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
    padding: 1.5rem 0;
}

.header .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-container a {
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.logo {
    max-height: 50px;
    width: auto;
    height: auto;
    object-fit: contain;
    cursor: pointer;
    transition: opacity 0.2s ease;
}

.logo:hover {
    opacity: 0.8;
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 300;
    letter-spacing: 2px;
    color: var(--text-color);
}

/* Navigation */
.nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    align-items: center;
}

.nav-desktop {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    align-items: center;
}

.nav-mobile {
    display: none;
}

.nav-dropdown {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
    font-weight: 400;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    border-radius: 4px;
    width: 100%;
    max-width: 300px;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23e8e8e8' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.nav-dropdown:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    background-color: rgba(212, 212, 212, 0.1);
}

.nav-dropdown:focus {
    outline: none;
    border-color: var(--accent-color);
}

.nav-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
    font-weight: 400;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    border-radius: 4px;
    white-space: nowrap;
}

.nav-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    background-color: rgba(212, 212, 212, 0.1);
}

.nav-btn.active {
    background-color: var(--accent-color);
    color: #0a0a0a;
    border-color: var(--accent-color);
}

.nav-link {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
    font-weight: 400;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    border-radius: 4px;
    white-space: nowrap;
    text-decoration: none;
    display: inline-block;
}

.nav-link:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    background-color: rgba(212, 212, 212, 0.1);
}

.nav-link.active {
    background-color: var(--accent-color);
    color: #0a0a0a;
    border-color: var(--accent-color);
}

/* Main Content */
.main {
    padding: 3rem 0;
    min-height: calc(100vh - 200px);
}

/* Gallery */
.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    padding: 1rem 0;
}


.gallery-item {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4 / 3;
    background-color: #1a1a1a;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    opacity: 1;
    transform: scale(1);
}

.gallery-item.hidden {
    display: none;
}

.gallery-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.5);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* Loading state */
.gallery-item img {
    opacity: 0;
    transition: opacity 0.2s ease-in-out;
    background-color: #1a1a1a;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    image-rendering: high-quality;
}

.gallery-item img.loaded {
    opacity: 1;
}

.gallery-item img[data-src] {
    opacity: 0;
}

/* Loading indicator */
.loading-indicator {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1500;
    text-align: center;
    color: var(--text-color);
    background-color: rgba(10, 10, 10, 0.95);
    padding: 2rem 3rem;
    border-radius: 8px;
    transition: opacity 0.3s ease-in-out;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.loading-text {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.loading-progress {
    width: 300px;
    height: 4px;
    background-color: var(--border-color);
    border-radius: 2px;
    overflow: hidden;
}

.loading-bar {
    height: 100%;
    background-color: var(--accent-color);
    width: 0%;
    transition: width 0.3s ease-in-out;
    border-radius: 2px;
}

/* Footer */
.footer {
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
    color: #888;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }

    .header {
        padding: 1rem 0;
    }

    .header .container {
        gap: 1.5rem;
    }

    .logo {
        max-height: 45px;
    }

    .logo-text {
        font-size: 1.5rem;
    }

    .nav-desktop {
        display: none;
    }

    .nav-mobile {
        display: flex;
        justify-content: center;
        width: 100%;
    }

    .gallery {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 1rem;
    }

    .main {
        padding: 2rem 0;
    }
}

@media (max-width: 480px) {
    .gallery {
        grid-template-columns: 1fr;
    }
}

/* Smooth animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.gallery-item {
    animation: fadeIn 0.4s ease-out;
}

/* Lightbox Modal */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
    cursor: pointer;
}

.lightbox.active {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.lightbox-content {
    position: relative;
    max-width: 95vw;
    max-height: 95vh;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: default;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 95vh;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    image-rendering: high-quality;
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: transparent;
    border: none;
    color: var(--text-color);
    font-size: 2rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    border-radius: 4px;
    z-index: 1001;
}

.lightbox-close:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--accent-color);
}

/* Prevent body scroll when lightbox is open */
body.lightbox-open {
    overflow: hidden;
}

/* Responsive adjustments for lightbox */
@media (max-width: 768px) {
    .lightbox-content {
        max-width: 98vw;
        max-height: 98vh;
        padding: 2rem 1rem;
    }
    
    .lightbox-content img {
        max-height: 98vh;
    }
    
    .lightbox-close {
        top: 10px;
        right: 10px;
        font-size: 1.5rem;
    }
}