:root {
    --bg-color: #ffffff;
    --text-color: #333333;
    --card-bg: #f8f9fa;
    --card-border: #dee2e6;
    --heading-color: #2c3e50;
    --description-color: #6c757d;
    --github-color: #586069;
    --github-hover: #0366d6;
    --card-shadow: rgba(0,0,0,0.1);
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #1a1a1a;
        --text-color: #e0e0e0;
        --card-bg: #2d2d2d;
        --card-border: #404040;
        --heading-color: #9cb3c9;
        --description-color: #a0a0a0;
        --github-color: #a0a0a0;
        --github-hover: #58a6ff;
        --card-shadow: rgba(0,0,0,0.3);
    }
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

h1 {
    text-align: center;
    color: var(--heading-color);
    margin-bottom: 2rem;
}

.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--description-color);
    margin: 0 auto 2.5rem;
    max-width: 600px;
    font-weight: 300;
}

/* App Card Styles */
app-card {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 1.5rem;
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s, box-shadow 0.2s;
    border: 1px solid var(--card-border);
    display: block;
}

app-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px var(--card-shadow);
}

app-card .card-content {
    display: flex;
    flex-direction: column;
    height: 100%;
}

app-card .app-image-container {
    width: calc(100% + 3rem);
    margin: -1.5rem -1.5rem 0.5rem -1.5rem;
    border-radius: 8px 8px 0 0;
    overflow: hidden;
}

app-card .app-image {
    width: 100%;
    object-fit: cover;
}

app-card .app-link {
    text-decoration: none;
    color: inherit;
    margin-bottom: auto;
}

app-card .app-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0 0 0.5rem 0;
    color: var(--heading-color);
}

app-card .app-description {
    font-size: 0.9rem;
    color: var(--description-color);
    margin: 0;
}

app-card .github-link {
    display: inline-flex;
    align-items: center;
    font-size: 0.8rem;
    color: var(--github-color);
    text-decoration: none;
    margin-top: 0.75rem;
}

app-card .github-link:hover {
    color: var(--github-hover);
}

app-card .github-icon {
    width: 16px;
    height: 16px;
    margin-right: 0.5rem;
    content: url("/github-black.svg");
}

@media (prefers-color-scheme: dark) {
    app-card .github-icon {
        content: url("/github.svg");
    }

    app-card {
        background: var(--card-bg);
        border-color: var(--card-border);
    }

    app-card:hover {
        box-shadow: 0 4px 12px var(--card-shadow);
    }

    app-card .app-name {
        color: var(--heading-color);
    }

    app-card .app-description {
        color: var(--description-color);
    }

    app-card .github-link {
        color: var(--github-color);
    }

    app-card .github-link:hover {
        color: var(--github-hover);
    }
}