/* Base styles */
body {
    font-family: 'Segoe UI', Roboto, sans-serif;
    background-color: #f9f9fb;
    color: #333;
    padding: 2rem;
    line-height: 1.6;
    max-width: 900px;
    margin: auto;
    transition: background-color 0.3s, color 0.3s;
}

main {
    margin-top: 2rem;
    margin-bottom: 2rem;
}

#header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

#logo {
    height: 5em; /* Matches text height */
    width: auto;
    object-fit: contain;
    margin-right: 0.5rem;
}

#header h1 {
    margin: 0;
    line-height: 1;
    flex: 1;
    text-align: center;
}

/* Headings */
h1, h2 {
    color: #333;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    border-bottom: 2px solid #ddd;
    padding-bottom: 0.5rem;
}

h2 {
    font-size: 1.8rem;
    padding-left: 0.5rem;
}

/* Paragraphs and links */
p {
    margin-top: 0;
    margin-bottom: 0.5rem;
}

a {
    color: #3498db;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Lists */
ul, ol {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

li {
    margin-bottom: 0.5rem;
}

/* Code blocks */
pre {
    background-color: #272822;
    color: #f8f8f2;
    padding: 1rem;
    border-radius: 6px;
    overflow-x: auto;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

code {
    font-family: 'Fira Code', monospace;
    font-size: 0.95rem;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}

th, td {
    padding: 0.75rem;
    border: 1px solid #ddd;
    text-align: left;
}

th {
    background-color: #f0f0f0;
    font-weight: bold;
}

/* Emphasis */
strong {
    color: #2c3e50;
}

em {
    color: #7f8c8d;
}

.window-images {
    display: flex;
    flex-direction: column;
    justify-content: center;   /* vertical alignment within parent */
    align-items: center;       /* horizontal alignment */
    /*margin: 2rem;*/
    gap: 1rem;              /* space between images */
}

.window-images p {
    margin: 0;                 /* removes default paragraph spacing */
}

.window-images img {
    display: block; /* removes tiny gaps below image */
    max-width: 100%; /* keeps image within container's width */
    height: auto; /* maintains aspect ratio */
}

/* Blockquote styling */
blockquote {
    font-style: italic;
    padding: 0.1rem 0.5rem;
    margin: 1rem 0;

    color: #333;
    background-color: #f4f4f4;
}

.link-list {
    list-style-type: none;
    padding: 0;
}

/* Dark mode */
body.dark-mode blockquote {
    color: #ccc;
    background-color: #2a2e3a;
}


/* Toggle button styling */
#theme-toggle {
    position: fixed;
    top: 1rem;
    right: 1rem;
    background: #3498db;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    font-size: 1rem;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
    transition: background 0.3s;
    z-index: 1000;
}

code:not([class]) {
    background-color: #f4f4f4;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'Fira Code', monospace;
}

#theme-toggle:hover {
    background: #2980b9;
}

/* Dark mode styles */
body.dark-mode {
    background-color: #1e1e2f;
    color: #e0e0e0;
}

body.dark-mode h1, 
body.dark-mode h2 {
    color: #ffffff;
}

body.dark-mode a {
    color: #9cdcfe;
}

body.dark-mode pre {
    background-color: #2d2d3a;
    color: #f8f8f2;
}

body.dark-mode table {
    background-color: #2d2d3a;
    color: #e0e0e0;
}

body.dark-mode th {
    background-color: #3a3a4d;
}

body.dark-mode td {
    border-color: #444;
}

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

body.dark-mode em {
    color: #aaaaaa;
}

body.dark-mode code:not([class]) {
    background-color: #3a3a4d;
    color: #f8f8f2;
}