:root {
    --bg: #0a0a0a;
    --fg: #d1d1d1;
    --accent: #00ff41;
    --dim: #555;
    --white: #ffffff;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    background: var(--bg);
    color: var(--fg);
    font-family: ui-monospace, 'Cascadia Code', 'Source Code Pro', Menlo, Consolas, 'DejaVu Sans Mono', monospace;
    line-height: 1.6;
    max-width: 800px;
    margin: 100px auto;
    padding: 0 40px;
    font-size: 16px;
}
header { margin-bottom: 60px; }
h1 { font-size: 1.8rem; color: var(--white); margin-bottom: 5px; letter-spacing: -0.02em; }
.role { color: var(--accent); font-size: 1rem; margin-bottom: 30px; opacity: 0.9; }
nav { margin-bottom: 40px; display: flex; gap: 25px; }
nav a { 
    color: var(--fg); 
    text-decoration: none; 
    font-size: 0.95rem; 
    border-bottom: 1px solid transparent;
    transition: all 0.2s ease;
}
nav a:hover, nav a.active { color: var(--accent); border-bottom-color: var(--accent); }
section { margin-bottom: 60px; }
h2 { 
    font-size: 0.85rem; 
    text-transform: uppercase; 
    letter-spacing: 0.2em; 
    color: var(--dim); 
    border-bottom: 1px solid #1a1a1a; 
    padding-bottom: 8px; 
    margin-bottom: 25px; 
}
p { margin: 0; font-size: 1.05rem; max-width: 600px; }
.writeup { margin-bottom: 30px; }
.item-title { 
    display: block; 
    color: var(--white); 
    text-decoration: none; 
    font-weight: bold; 
    font-size: 1.1rem; 
    margin-bottom: 5px;
}
.item-meta { font-size: 0.9rem; color: var(--dim); }
.item-meta a { color: var(--accent); text-decoration: none; border-bottom: 1px solid transparent; }
.item-meta a:hover { border-bottom-color: var(--accent); }
.h1-highlight {
    display: inline-block;
    padding: 12px 24px;
    border: 1px solid var(--accent);
    color: var(--accent);
    text-decoration: none;
    font-weight: bold;
    font-size: 0.95rem;
    margin-top: 30px;
    transition: background 0.2s ease;
}
.h1-highlight:hover { background: rgba(0, 255, 65, 0.08); }
.links { display: flex; flex-wrap: wrap; gap: 25px; }
.links a { 
    color: var(--fg); 
    text-decoration: none; 
    font-size: 0.95rem; 
    border-bottom: 1px solid var(--dim);
    transition: all 0.2s ease;
}
.links a:hover { color: var(--accent); border-bottom-color: var(--accent); }
@media (max-width: 600px) {
    body { margin: 50px auto; padding: 0 25px; font-size: 15px; }
    h1 { font-size: 1.5rem; }
    header { margin-bottom: 40px; }
    section { margin-bottom: 40px; }
}