:root {
    --primary-color: #4CAF50; /* Fresh Green */
    --primary-hover: #45a049;
    --accent-color: #ff9800; /* Orange for emphasis */
    --bg-color: #1a1a1a;
    --card-bg: #2d2d2d;
    --text-color: #ffffff;
    --text-secondary: #aaaaaa;
    --font-heading: 'Fredoka', sans-serif; /* Playful/Casual */
    --font-body: 'Roboto', sans-serif;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3 {
    font-family: var(--font-heading);
    margin-bottom: 1rem;
    color: var(--text-color);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 100px 0 60px;
    /* Tinted with Steam-like blue gradient */
    background: linear-gradient(to bottom, rgba(27, 40, 56, 0.8) 0%, rgba(26, 26, 26, 1) 100%), url('Images/key_art_offseted_left.png');
    background-size: cover;
    background-position: center;
    background-color: #1b2838;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.tagline {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
    font-weight: bold;
}

.release-date {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Button */
.btn-steam {
    display: inline-flex;
    align-items: center;
    background-color: var(--primary-color);
    color: white;
    padding: 15px 30px;
    border-radius: 5px;
    font-size: 1.2rem;
    font-weight: bold;
    text-transform: uppercase;
    transition: transform 0.2s, background-color 0.2s;
    border: none;
    cursor: pointer;
}

.btn-steam:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
}

.steam-icon {
    margin-right: 10px;
    fill: currentColor;
}

/* Media Section */
.media {
    padding: 40px 0;
    text-align: center;
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
    max-width: 800px;
    margin: 0 auto;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* About Section */
.about {
    padding: 60px 0;
    text-align: center;
    background-color: #222;
}

.about p.description {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
    color: #ddd;
    line-height: 1.8;
}

/* Gallery Section */
.gallery {
    padding: 60px 0;
    background-color: var(--bg-color);
}

.gallery h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 40px;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.gallery-item {
    overflow: hidden;
    border-radius: 8px;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    aspect-ratio: 16/9;
}

.gallery-item:hover {
    transform: scale(1.03);
    box-shadow: 0 8px 15px rgba(0,0,0,0.5);
    z-index: 1;
}

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

/* Lightbox */
.lightbox {
    display: none; 
    position: fixed; 
    z-index: 1000; 
    left: 0;
    top: 0;
    width: 100%; 
    height: 100%; 
    overflow: auto; 
    background-color: rgba(0,0,0,0.9); 
    backdrop-filter: blur(5px);
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 85vh;
    box-shadow: 0 0 20px rgba(0,0,0,0.8);
    border-radius: 4px;
    animation-name: zoom;
    animation-duration: 0.3s;
}

@keyframes zoom {
    from {transform:scale(0)} 
    to {transform:scale(1)}
}

.close-lightbox {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
    cursor: pointer;
    z-index: 1001;
}

.close-lightbox:hover,
.close-lightbox:focus {
    color: var(--primary-color);
    text-decoration: none;
    cursor: pointer;
}

/* Features Section */
.features {
    padding: 60px 0;
}

.features h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.5rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--card-bg);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s ease;
    border: 1px solid #333;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.feature-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* Footer */
footer {
    background-color: #111;
    padding: 40px 0;
    text-align: center;
    color: var(--text-secondary);
    margin-top: 40px;
}

.footer-links {
    margin-top: 10px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.footer-links a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .tagline {
        font-size: 1.2rem;
    }
}