:root {
    --bg-black: #000000;
    --neon-cyan: #00E5FF;
    --accent-magenta: #FF4081;
    --metallic-yellow: #FFD600;
    --text-light: #E0E0E0;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

body {
    background-color: var(--bg-black);
    color: var(--text-light);
    font-family: var(--font-sans);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--neon-cyan);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.mono {
    font-family: var(--font-mono);
}

.navbar {
    background-color: rgba(0, 0, 0, 0.9);
    border-bottom: 1px solid var(--neon-cyan);
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-weight: 800;
    color: var(--neon-cyan) !important;
    font-family: var(--font-mono);
}

.nav-link {
    color: var(--text-light) !important;
    font-size: 0.9rem;
    margin: 0 10px;
    transition: color 0.3s ease;
}

.nav-link:hover, .nav-link.active {
    color: var(--neon-cyan) !important;
}

.footer {
    border-top: 1px solid #333;
    padding: 50px 0;
    margin-top: 100px;
    background-color: #050505;
}

/* Halftone Pattern Background */
.halftone-bg {
    background-image: radial-gradient(circle, #1a1a1a 1px, transparent 1px);
    background-size: 20px 20px;
}

.btn-neon {
    border: 1px solid var(--neon-cyan);
    color: var(--neon-cyan);
    background: transparent;
    border-radius: 0;
    padding: 10px 25px;
    transition: all 0.3s;
    font-family: var(--font-mono);
}

.btn-neon:hover {
    background: var(--neon-cyan);
    color: var(--bg-black);
    box-shadow: 0 0 15px var(--neon-cyan);
}

.section-title {
    border-left: 4px solid var(--accent-magenta);
    padding-left: 15px;
    margin-bottom: 40px;
}

.card-custom {
    background: #0a0a0a;
    border: 1px solid #222;
    border-radius: 0;
    transition: border-color 0.3s;
}

.card-custom:hover {
    border-color: var(--neon-cyan);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-black);
}
::-webkit-scrollbar-thumb {
    background: #333;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--neon-cyan);
}