:root {
    --bg-deep-blue: #0B132B;
    --energy-green: #00F5D4;
    --high-voltage-purple: #7209B7;
    --thermal-orange: #FF9F1C;
    --text-light: #E0E1DD;
    --grid-line: rgba(0, 245, 212, 0.1);
}

body {
    background-color: var(--bg-deep-blue);
    color: var(--text-light);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    overflow-x: hidden;
}

.mono-font {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
}

/* Navbar Styling */
.navbar {
    background-color: rgba(11, 19, 43, 0.95);
    border-bottom: 1px solid var(--grid-line);
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-weight: 800;
    color: var(--energy-green) !important;
    letter-spacing: 1px;
}

.nav-link {
    color: var(--text-light) !important;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    transition: color 0.3s;
}

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

/* Custom UI Elements */
.btn-energy {
    background-color: transparent;
    border: 1px solid var(--energy-green);
    color: var(--energy-green);
    padding: 10px 25px;
    border-radius: 0;
    transition: all 0.3s;
}

.btn-energy:hover {
    background-color: var(--energy-green);
    color: var(--bg-deep-blue);
    box-shadow: 0 0 15px var(--energy-green);
}

.card-grid {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--grid-line);
    border-radius: 0;
    transition: transform 0.3s;
}

.card-grid:hover {
    transform: translateY(-5px);
    border-color: var(--energy-green);
}

/* Background Grid Animation */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    pointer-events: none;
}

.glow-text {
    text-shadow: 0 0 10px var(--energy-green);
}

footer {
    border-top: 1px solid var(--grid-line);
    padding: 50px 0;
    margin-top: 100px;
}