:root {
    /* Light mode variables */
    --primary-color: #2196F3;
    --primary-color-rgb: 33, 150, 243;
    --text-color: #333;
    --background-color: #fff;
    --border-color: #e0e0e0;
    --container-bg: #fff;
    --shadow-color: rgba(0,0,0,0.1);
}

/* Dark mode variables */
[data-theme="dark"] {
    --primary-color: #64B5F6;
    --primary-color-rgb: 100, 181, 246;
    --text-color: #e0e6e4;
    --background-color: #1a1f2e;
    --border-color: #0F2B25;
    --container-bg: #0F2B25;
    --shadow-color: rgba(26, 31, 46, 0.25);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: var(--background-color);
    transition: all 0.3s ease;
}

body[data-theme="dark"] {
    background-color: var(--background-color);
    color: var(--text-color);
}

body[data-theme="dark"] .section,
body[data-theme="dark"] .tos-container {
    background: var(--container-bg);
    color: var(--text-color);
    border-color: var(--border-color);
    box-shadow: 0 4px 6px var(--shadow-color);
}
body[data-theme="dark"] .theme-toggle {
    background: var(--container-bg);
    color: var(--primary-color);
    border: 1px solid var(--border-color);
}

.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 10px;
    border-radius: 50%;
    border: none;
    background: var(--container-bg);
    color: var(--text-color);
    cursor: pointer;
    box-shadow: 0 2px 4px var(--shadow-color);
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    transform: scale(1.1);
}

.tos-container {
    background: var(--container-bg);
    border-radius: 12px;
    box-shadow: 0 4px 6px var(--shadow-color);
    padding: 30px;
    margin-top: 20px;
    transition: all 0.3s ease;
}

h1 {
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 30px;
    font-size: 2.2em;
}
footer {
    text-align: left;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.last-updated {
    text-align: center;
    color: var(--text-color);
    opacity: 0.7;
    margin-bottom: 30px;
    font-style: italic;
}

h2 {
    color: var(--primary-color);
    margin-top: 25px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-color);
}

.section {
    margin-bottom: 30px;
    padding: 15px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.section:hover {
    background: rgba(var(--primary-color-rgb), 0.05);
}

ul {
    padding-left: 20px;
    margin: 15px 0;
}

li {
    margin-bottom: 10px;
}

@media (max-width: 768px) {
    body {
        padding: 15px;
    }

    .tos-container {
        padding: 20px;
    }

    h1 {
        font-size: 1.8em;
    }

    .theme-toggle {
        top: 10px;
        right: 10px;
    }
}

/* Print styles */
@media print {
    .theme-toggle {
        display: none;
    }

    body {
        color: black;
        background: white;
    }

    .tos-container {
        box-shadow: none;
    }
}

.zoom {
    padding: 50px;
    background-color: green;
    transition: transform .2s; /* Animation */
    width: 200px;
    height: 200px;
    margin: 0 auto;
}
    .zoom:hover {
    transform: scale(1.5); /* 150% zoom */
}

.collapsible {
    background-color: #eee;
    color: #444;
    cursor: pointer;
    padding: 18px;
    width: 100%;
    border: none;
    text-align: left;
    outline: none;
    font-size: 15px;
  }