:root {
    --bg-dark: #0d1117;
    --bg-card: #161b22;
    --text-main: #c9d1d9;
    --accent-green: #2ea043;
    --accent-neon: #00ff41;
    --border-color: #30363d;
    --font-mono: 'Fira Code', 'Courier New', Courier, monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.6;
    padding-bottom: 100px; 
}

a {
    color: var(--accent-neon);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--accent-green);
    text-decoration: underline;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* --- STICKY TOP NAVBAR --- */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(13, 17, 23, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border-color);
    padding: 10px 0 5px 0;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 10px;
}

.logo {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent-neon);
}

.logo span {
    color: var(--text-main);
}

.nav-links a {
    margin-left: 20px;
    color: var(--text-main);
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.mega-links-track {
    display: flex;
    overflow-x: auto;
    white-space: nowrap;
    gap: 15px;
    padding: 8px 0;
    border-top: 1px solid var(--border-color);
    scrollbar-width: none;
}

.mega-links-track::-webkit-scrollbar {
    display: none;
}

.mega-links-track a {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: #8b949e;
    padding: 3px 8px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    transition: all 0.2s ease;
}

.mega-links-track a:hover {
    color: var(--accent-neon);
    border-color: var(--accent-neon);
    text-decoration: none;
    background-color: rgba(0, 255, 65, 0.05);
}

/* --- ARTICLE CONTENT STYLING --- */
.content-area {
    padding: 40px 0;
}

.article-body h1 {
    font-family: var(--font-mono);
    font-size: 2.5rem;
    color: #ffffff;
    margin-bottom: 20px;
}

.article-body h2 {
    font-family: var(--font-mono);
    font-size: 1.8rem;
    color: #ffffff;
    margin: 30px 0 15px 0;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 5px;
}

.article-body p {
    margin-bottom: 20px;
    font-size: 1.05rem;
}

.article-body ul {
    margin: 0 0 20px 20px;
}

.article-body li {
    margin-bottom: 8px;
}

pre {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 15px;
    overflow-x: auto;
    margin-bottom: 25px;
}

code {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: #ff79c6; /* Subtle distinct text accent for inline code */
}

pre code {
    color: var(--text-main);
}

/* --- STICKY BOTTOM BAR --- */
.sticky-bottom-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 80px;
    background-color: #161b22;
    border-top: 1px solid var(--border-color);
    z-index: 1000;
    display: flex;
    align-items: center;
}

.bottom-bar-container {
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.bottom-logo {
    width: 40px;
    height: 40px;
    background-color: var(--bg-dark);
    border-radius: 4px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bottom-logo img {
    max-width: 100%;
    max-height: 100%;
    display: block;
}

.bottom-ad-space {
    flex-grow: 1;
    margin-left: 20px;
    height: 60px;
    background-color: #0d1117;
    border: 1px dashed #8b949e;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
}

footer {
    text-align: center;
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: #8b949e;
}

/* --- PROGRESS TRACKER STYLES --- */
.mega-links-track a.completed {
    border-color: var(--accent-green);
    color: #ffffff;
    background-color: rgba(46, 160, 67, 0.1);
}

/* Adds a retro terminal checkmark before completed links */
.mega-links-track a.completed::before {
    content: "✓ ";
    color: var(--accent-neon);
    font-weight: bold;
}

/* --- AD-SAFE SYNDICATION BOX --- */
.bottom-syndicate-space {
    flex-grow: 1;
    margin-left: 20px;
    height: 60px;
    background-color: #0d1117;
    border: 1px dashed #30363d;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #8b949e;
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

/* --- INTERACTIVE ACTION BUTTONS --- */
.action-area {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 15px;
    align-items: center;
}

.btn-complete {
    background-color: rgba(46, 160, 67, 0.2);
    border: 1px solid var(--accent-green);
    color: #ffffff;
}

.btn-complete:hover {
    background-color: var(--accent-green);
    color: var(--bg-dark);
}