:root {
    --bg-color: #0D0D0D;
    --text-color: #00FF41;
    --accent-color: #FFB800;
    --border-style: 1px solid var(--text-color);
    --font-family: 'IBM Plex Mono', 'Menlo', 'Consolas', 'monaco', monospace;
}

/* --- General --- */
body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    position: relative;
    overflow-x: hidden;
    animation: textShadow 1.6s infinite;
}

/* --- CRT Scanlines & RGB Effect --- */
body::before {
    content: " ";
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%),
                linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
    z-index: 9999;
    background-size: 100% 2px, 3px 100%;
    pointer-events: none;
}

/* --- CRT Flicker Effect --- */
body::after {
    content: " ";
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: rgba(18, 16, 16, 0.1);
    opacity: 0;
    z-index: 9998;
    pointer-events: none;
    animation: flicker 0.15s infinite;
}

/* --- Flicker Animation --- */
@keyframes flicker {
    0% { opacity: 0.27861; }
    5% { opacity: 0.34769; }
    10% { opacity: 0.23604; }
    15% { opacity: 0.90626; }
    20% { opacity: 0.18128; }
    25% { opacity: 0.83891; }
    30% { opacity: 0.65583; }
    35% { opacity: 0.67807; }
    40% { opacity: 0.26559; }
    45% { opacity: 0.84693; }
    50% { opacity: 0.96019; }
    55% { opacity: 0.08594; }
    60% { opacity: 0.20313; }
    65% { opacity: 0.71988; }
    70% { opacity: 0.53455; }
    75% { opacity: 0.37288; }
    80% { opacity: 0.71428; }
    85% { opacity: 0.70419; }
    90% { opacity: 0.7003; }
    95% { opacity: 0.36108; }
    100% { opacity: 0.24387; }
}

/* --- Text Shadow Animation (Color Separation) --- */
@keyframes textShadow {
    0% { text-shadow: 0.4389924193300864px 0 1px rgba(0,30,255,0.5), -0.4389924193300864px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    5% { text-shadow: 2.7928974010788217px 0 1px rgba(0,30,255,0.5), -2.7928974010788217px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    10% { text-shadow: 0.02956275843481219px 0 1px rgba(0,30,255,0.5), -0.02956275843481219px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    15% { text-shadow: 0.40218538552878136px 0 1px rgba(0,30,255,0.5), -0.40218538552878136px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    20% { text-shadow: 3.4794037899852017px 0 1px rgba(0,30,255,0.5), -3.4794037899852017px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    25% { text-shadow: 1.6125630401149584px 0 1px rgba(0,30,255,0.5), -1.6125630401149584px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    30% { text-shadow: 0.7015590085143956px 0 1px rgba(0,30,255,0.5), -0.7015590085143956px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    35% { text-shadow: 3.896914047650351px 0 1px rgba(0,30,255,0.5), -3.896914047650351px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    40% { text-shadow: 3.870905614848819px 0 1px rgba(0,30,255,0.5), -3.870905614848819px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    45% { text-shadow: 2.231056963361899px 0 1px rgba(0,30,255,0.5), -2.231056963361899px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    50% { text-shadow: 0.08084290417898504px 0 1px rgba(0,30,255,0.5), -0.08084290417898504px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    55% { text-shadow: 2.3758461067427543px 0 1px rgba(0,30,255,0.5), -2.3758461067427543px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    60% { text-shadow: 2.202193051050636px 0 1px rgba(0,30,255,0.5), -2.202193051050636px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    65% { text-shadow: 2.8638780614874975px 0 1px rgba(0,30,255,0.5), -2.8638780614874975px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    70% { text-shadow: 0.48874025155497314px 0 1px rgba(0,30,255,0.5), -0.48874025155497314px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    75% { text-shadow: 1.8948491305757957px 0 1px rgba(0,30,255,0.5), -1.8948491305757957px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    80% { text-shadow: 0.0833037308038857px 0 1px rgba(0,30,255,0.5), -0.0833037308038857px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    85% { text-shadow: 0.09769827255241735px 0 1px rgba(0,30,255,0.5), -0.09769827255241735px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    90% { text-shadow: 3.443339761481782px 0 1px rgba(0,30,255,0.5), -3.443339761481782px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    95% { text-shadow: 2.1841838852799786px 0 1px rgba(0,30,255,0.5), -2.1841838852799786px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
    100% { text-shadow: 2.6208764473832513px 0 1px rgba(0,30,255,0.5), -2.6208764473832513px 0 1px rgba(255,0,80,0.3), 0 0 3px; }
}

h1, h2, h3, h4, h5, h6 {
    color: var(--accent-color);
    border-bottom: var(--border-style);
    padding-bottom: 10px;
    margin-top: 2rem;
}

a {
    color: var(--text-color);
    text-decoration: none;
    background-color: #222;
}

a:hover {
    background-color: var(--text-color);
    color: var(--bg-color);
}

hr {
    border: 0;
    border-bottom: var(--border-style);
    margin: 2rem 0;
}

/* --- Header --- */
.ascii-header {
    border-bottom: var(--border-style);
    padding: 1rem;
    text-align: center;
}

.ascii-logo {
    color: var(--text-color);
    font-size: 1rem;
    white-space: pre;
    text-align: center;
    margin: 0 auto;
}

.header-links {
    margin-top: 1rem;
}

.header-links a {
    margin: 0 1rem;
    padding: 0.5rem;
}


/* --- Layout --- */
.ascii-container {
    display: flex;
    flex-wrap: wrap;
}

.ascii-nav {
    width: 250px;
    border-right: var(--border-style);
    padding: 1rem;
    height: calc(100vh - 200px);
    overflow-y: auto;
    box-sizing: border-box;
    flex-shrink: 0; /* Prevents the nav from shrinking */
}

.ascii-content {
    flex: 1;
    padding: 1rem 2rem;
    box-sizing: border-box;
    min-width: 0; /* Allow content to shrink below content size */
    overflow-x: auto; /* Handle wide content with scrolling */
}


/* --- Navigation --- */
.ascii-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.ascii-nav li a {
    display: block;
    padding: 0.5rem;
    margin-bottom: 5px;
}

.ascii-nav li.active > a {
    background-color: var(--text-color);
    color: var(--bg-color);
}


/* --- Content Elements --- */
.ascii-content pre {
    background-color: #1A1A1A;
    border: var(--border-style);
    padding: 1rem;
    overflow-x: auto;
}

.ascii-content code {
    background-color: #1A1A1A;
    padding: 2px 5px;
}

.ascii-content pre code {
    padding: 0;
}

.ascii-content table {
    width: 100%;
    border-collapse: collapse;
}

.ascii-content th,
.ascii-content td {
    border: var(--border-style);
    padding: 10px;
    text-align: left;
}

.ascii-content th {
    color: var(--accent-color);
}

.ascii-content blockquote {
    border-left: 2px solid var(--accent-color);
    padding-left: 1rem;
    margin-left: 0;
    font-style: italic;
    color: #ccc;
}


/* --- Footer --- */
.ascii-footer {
    border-top: var(--border-style);
    text-align: center;
    padding: 1rem;
    margin-top: 2rem;
}

/* --- Responsive --- */
@media screen and (max-width: 1200px) {
    .ascii-logo {
        font-size: 12px; /* Fixed font size for clarity */
        overflow-x: auto;  /* Add scroll for very narrow screens */
    }

    .header-links a {
        display: block;
        margin: 0.5rem auto; /* Stack the links */
    }

    .ascii-container {
        display: flex;
        flex-direction: column;
    }

    .ascii-nav {
        width: 100%;
        border-right: none;
        border-bottom: var(--border-style);
        height: auto;
        max-height: none; /* Remove max-height restriction */
        overflow-y: visible; /* Allow full expansion */
        padding: 1rem;
        box-sizing: border-box;
        position: static; /* Reset position */
        order: 1; /* Nav comes first */
    }

    .ascii-content {
        width: 100%;
        max-width: 100%;
        padding: 1rem;
        box-sizing: border-box;
        position: static; /* Reset position */
        order: 2; /* Content comes second */
        margin-top: 0; /* Clear any top margin */
    }

    /* Ensure h1 is visible */
    .ascii-content h1:first-child {
        margin-top: 1rem;
    }
}

/* --- Icon Sizing --- */
.ascii-content .twemoji svg {
    width: 1.2em;
    height: 1.2em;
    vertical-align: -0.2em;
    fill: currentColor;
}
.fa {
    font-size: 1.2em;
    vertical-align: -0.2em;
}

/* --- General Image Sizing for potentially icon-like images --- */
.ascii-content img {
    max-width: 1.5em; /* Constrain width */
    max-height: 1.5em; /* Constrain height */
    height: auto;      /* Maintain aspect ratio */
    vertical-align: middle; /* Align with text */
    display: inline-block; /* Ensure it respects vertical-align */
}

/* --- Mermaid Diagram Styling --- */
.mermaid {
    overflow-x: auto; /* Allow horizontal scrolling for large diagrams */
    max-width: 100%; /* Prevent overflow */
}

.mermaid svg {
    background-color: var(--bg-color);
    max-width: 100%; /* Make SVG responsive */
    height: auto; /* Maintain aspect ratio */
}

.mermaid path,
.mermaid line,
.mermaid rect,
.mermaid polygon,
.mermaid circle {
    stroke: var(--text-color);
    fill: var(--bg-color);
}
.mermaid text {
    fill: var(--text-color);
    stroke: none;
}

/* --- Code Block Copy Button --- */
.code-wrapper {
    position: relative;
}

.copy-button {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: var(--bg-color);
    color: var(--text-color);
    border: var(--border-style);
    font-family: var(--font-family);
    padding: 2px 8px;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s ease-in-out;
}

.copy-button:hover {
    background-color: var(--text-color);
    color: var(--bg-color);
    opacity: 1;
}

.copy-button:active {
    background-color: var(--accent-color);
    color: var(--bg-color);
}

.copy-button.copied {
    background-color: var(--accent-color);
    color: var(--bg-color);
    opacity: 1;
}