:root {
    --background-color-light: #f8f9fa;
    --text-color-light: #212529;
    --card-bg-light: #ffffff;
    --header-bg-light: #e9ecef;
    --accent-color-light: #007bff;

    --background-color-dark: #121212;
    --text-color-dark: #e0e0e0;
    --card-bg-dark: #1e1e1e;
    --header-bg-dark: #2c2c2c;
    --accent-color-dark: #bb86fc;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.8;
    margin: 0;
    padding: 0;
    background-color: var(--background-color-light);
    color: var(--text-color-light);
    transition: background-color 0.3s, color 0.3s;
}

body.dark-mode {
    --background-color-light: var(--background-color-dark);
    --text-color-light: var(--text-color-dark);
    --card-bg-light: var(--card-bg-dark);
    --header-bg-light: var(--header-bg-dark);
    --accent-color-light: var(--accent-color-dark);
}

header {
    background-color: var(--header-bg-light);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #dee2e6;
}

header h1 {
    margin: 0;
    color: var(--accent-color-light);
}

.theme-switcher {
    display: flex;
    align-items: center;
}

main {
    padding: 2rem;
}

#disclaimer-content {
    max-width: 800px;
    margin: auto;
    padding: 2rem;
    background-color: var(--card-bg-light);
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.05);
}

footer {
    text-align: center;
    padding: 1rem;
    margin-top: 2rem;
    font-size: 0.9rem;
    color: #6c757d;
}

/* Markdown Content Styling */
h2, h3 {
    border-bottom: 1px solid #eee;
    padding-bottom: 0.3em;
    margin-top: 2em;
}

strong {
    color: #333;
}

body.dark-mode strong {
    color: #ccc;
}

code {
    background-color: #e9ecef;
    padding: 0.2em 0.4em;
    border-radius: 3px;
}

/* Back to Top Button */
#back-to-top {
    display: none;
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 99;
    border: none;
    outline: none;
    background-color: #333;
    color: white;
    cursor: pointer;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 24px;
    line-height: 50px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

#back-to-top:hover {
    background-color: #555;
    transform: translateY(-3px);
}

body.dark-mode #back-to-top {
    background-color: #666;
    color: #fff;
}

body.dark-mode #back-to-top:hover {
    background-color: #888;
}

/* Print Styles */
@media print {
    header, .theme-switcher, #back-to-top {
        display: none !important;
    }
    
    body {
        background-color: white !important;
        color: black !important;
    }
    
    #disclaimer-content {
        box-shadow: none !important;
        padding: 0 !important;
    }
}