/* Global Styles */
body {
    font-family: 'Roboto', sans-serif;
    background-color: #000;
    color: #fff;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
nav a {
    position: relative;
    transition: color 0.3s ease;
}

nav a::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #fff;
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

nav a:hover::after,
nav a:focus::after {
    transform: scaleX(1);
}

/* Video Container */
#video-container {
    position: relative;
    width: 100%;
    height: 100svh; /* Use small viewport height for mobile */
    overflow: hidden;
    will-change: transform;
    transform: translateZ(0);
}
#video-container video {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.fade-in {
    opacity: 1;
    transition: opacity 1s ease;
    z-index: 2;
}

.fade-out {
    opacity: 0;
    transition: opacity 1s ease;
    z-index: 1;
}

header, main, footer, .fixed.bottom-4.right-4, #scrollTopBtn {
    transition: opacity 0.5s ease;
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #000;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease-out;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Optimize video transitions */
#video-container video {
    transition: opacity 1s ease;
}

/* Content Animations */
.main-content,
.main-title {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 1s ease-out, transform 1s ease-out;
}

.main-content.visible,
.main-title.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Reset all loading states */
body {
    opacity: 1;
    transition: opacity 0.5s ease;
}

.director-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
    padding: 20px;
}

.director-card {
    text-align: center;
}

.director-card img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.director-card:hover img {
    transform: scale(1.05);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Improve scroll to top button */
#scrollTopBtn {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 100;
    background-color: rgba(0, 0, 0, 0.7);
    color: #fff;
    border: none;
    padding: 10px;
    border-radius: 50%;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

#scrollTopBtn:hover {
    background-color: rgba(0, 0, 0, 0.8);
}

/* Video Preview */
.video-preview {
    display: none;
    transition: opacity 0.3s ease;
}

/* Video Links */
.video-links {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Trouvefilm Container */
.trouvefilm-container {
    position: relative;
    overflow: hidden;
}

.animation-container {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.5s, transform 0.5s;
}

.trouvefilm-container:hover .animation-container,
.trouvefilm-container:focus .animation-container {
    opacity: 1;
    transform: translateY(0);
}

/* Animation */
.animation {
    font-family: 'Georgia', serif;
    font-weight: 400;
    font-size: 18px;
    line-height: 24px;
    margin-top: 10px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .director-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }

    nav {
        flex-direction: column;
        align-items: flex-end;
    }

    nav a {
        margin-bottom: 0.5rem;
    }

    .main-title {
        font-size: 2rem;
    }

    /* Mobile Navigation Improvements */
    .nav-toggle {
        display: block;
        cursor: pointer;
    }

    .nav-menu {
        display: none;
        width: 100%;
    }

    .nav-menu.active {
        display: flex;
        flex-direction: column;
    }

    /* Optimize video backgrounds for mobile */
    #video-container video {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    /* Improve touch-friendly interactions */
    .video-links a {
        padding: 12px 0;
        font-size: 1rem;
    }

    /* Adjust scroll-to-top button for mobile */
    #scrollTopBtn {
        bottom: 10px;
        right: 10px;
        padding: 10px;
        font-size: 14px;
    }

    /* Smooth scroll behavior */
    html {
        scroll-behavior: smooth;
        -webkit-overflow-scrolling: touch;
    }
    
    #scrollTopBtn {
        transform: scale(0.9);
        opacity: 0.8;
        border-radius: 50%;
    }

    /* Increase touch targets */
    nav a, button, .director-card {
        padding: 12px;
        min-height: 44px; /* iOS minimum touch target */
    }
    
    /* Add active states for touch feedback */
    .director-card:active {
        transform: scale(0.98);
    }
}

/* Footer */
footer {
    position: relative;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
    font-size: 0.75rem;
}

footer a:hover {
    text-decoration: underline;
}

/* Add progressive loading for images */
.director-card img {
    width: 100%;
    height: auto;
}

/* Optimize animations for mobile */
@media (prefers-reduced-motion: reduce) {
    .main-content, .main-title {
        transition: none;
    }
}

.director-card img {
    transition: filter 0.3s ease;
}

.director-card:hover img {
    filter: brightness(1.1);
}

.director-card h2 {
    transition: color 0.3s ease;
}

.director-card:hover h2 {
    color: #f0f0f0;
}

.director-card:hover .video-links {
    opacity: 1;
    transform: translateY(0);
}

.director-grid {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 5rem; /* Abstand zwischen den Karten */
}

.video-links {
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease-in-out;
    overflow: hidden;
}

.director-card h2 {
    transition: color 0.3s ease;
}