:root {
    --bg: #ffffff;
    --text: #222;
    --card: #f3f3f3;
    --border: #ddd;
    --accent: #007bff;
}

:root.dark {
    --bg: #121212;
    --text: #eaeaea;
    --card: #1e1e1e;
    --border: #333;
    --accent: #4dabf7;
}

html,
body {
    height: 100%;
    margin: 0;
}

body {
    display: flex;
    flex-direction: column;
    font-family: Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
}

header {
    padding: 30px;
    text-align: center;
    max-width: 700px;
    margin: auto;
}

.toggle-btn {
    margin-top: 15px;
    padding: 8px 14px;
    border: none;
    cursor: pointer;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
}

main {
    flex: 1;
}

.apps {
    padding: 20px;
    max-width: 900px;
    margin: auto;
    text-align: center;
}

.grid {
    display: grid;
    gap: 15px;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    justify-items: center;
}

.app-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    width: 100%;
    max-width: 220px;
    aspect-ratio: 1 / 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: 15px;
    text-align: center;
    transition: 0.2s;
}

.app-card:hover {
    transform: translateY(-4px);
}

.app-card img {
    width: 80px;
    height: 80px;
    border-radius: 12px;
    object-fit: cover;
}

.app-card h3 {
    margin: 8px 0 4px;
    font-size: 1.08rem;
}

.app-card p {
    font-size: 0.88rem;
    opacity: 0.8;
    margin: 0 0 10px;
    line-height: 1.25rem;
}

.play-btn {
    background: var(--accent);
    color: #fff;
    padding: 8px 10px;
    border-radius: 6px;
    text-decoration: none;
    font-size: 0.85rem;
    transition: 0.2s;
}

.play-btn:hover {
    opacity: 0.9;
}

footer {
    margin-top: auto;
    text-align: center;
    padding: 25px;
    opacity: 0.7;

}