:root {
    /* Default Dark Mode */
    --bg-color: #0f172a;
    --text-color: #ffffff;
    --primary-gradient: linear-gradient(135deg, #ff00cc, #333399);
    --card-bg: rgba(255, 255, 255, 0.05);
    --card-border: rgba(255, 255, 255, 0.1);
    --hover-glow: 0 0 25px rgba(255, 0, 204, 0.4);
    --font-heading: 'Fredoka', sans-serif;
    --font-body: 'Outfit', sans-serif;
    --section-gap: 80px;
    --nav-bg: rgba(15, 23, 42, 0.8);
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}



body {
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Common Styles that use variables */
.game-card,
.tool-container,
.mini-game-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    box-shadow: var(--shadow);
}

/* Standard Header & Back Button */
header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    width: 100%;
}

.back-btn {
    text-decoration: none;
    color: inherit;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: opacity 0.2s;
    opacity: 0.7;
}

.back-btn:hover {
    opacity: 1;
}

/* Ensure text readability in light mode for elements that might be hardcoded white */
[data-theme="light"] h1,
[data-theme="light"] h2,
[data-theme="light"] h3 {
    color: var(--text-color);
}

[data-theme="light"] .nav-logo {
    background: linear-gradient(to right, #0984e3, #6c5ce7);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}