:root {
    --titanium-gray: #455A64;
    --racing-red: #D32F2F;
    --fluorescent-green: #76FF03;
    --graphite-black: #121212;
    --text-light: #E0E0E0;
    --carbon-pattern: radial-gradient(circle, #222 1px, transparent 1px), radial-gradient(circle, #222 1px, transparent 1px);
}

body {
    background-color: var(--graphite-black);
    color: var(--text-light);
    font-family: 'Inter', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    overflow-x: hidden;
}

h1, h2, h3, .speed-font {
    font-family: 'Orbitron', sans-serif;
    font-style: italic;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.mono-font {
    font-family: 'JetBrains Mono', 'Courier New', monospace;
}

/* Carbon Fiber Background Effect */
.carbon-bg {
    background: 
        linear-gradient(27deg, #151515 5px, transparent 5px) 0 5px,
        linear-gradient(207deg, #151515 5px, transparent 5px) 10px 0px,
        linear-gradient(27deg, #222 5px, transparent 5px) 0px 10px,
        linear-gradient(207deg, #222 5px, transparent 5px) 10px 5px,
        linear-gradient(90deg, #1b1b1b 10px, transparent 10px),
        linear-gradient(#1d1d1d 25%, #1a1a1a 25%, #1a1a1a 50%, transparent 50%, transparent 75%, #242424 75%, #242424);
    background-color: #131313;
    background-size: 20px 20px;
}

.navbar {
    background-color: rgba(18, 18, 18, 0.95);
    border-bottom: 2px solid var(--racing-red);
    backdrop-filter: blur(10px);
}

.nav-link {
    color: var(--text-light) !important;
    font-weight: 600;
    text-transform: uppercase;
    margin: 0 10px;
    transition: all 0.3s ease;
}

.nav-link:hover, .nav-link.active {
    color: var(--fluorescent-green) !important;
    text-shadow: 0 0 10px var(--fluorescent-green);
}

.btn-racing {
    background-color: var(--racing-red);
    color: white;
    border: none;
    border-radius: 0;
    padding: 10px 25px;
    font-weight: bold;
    clip-path: polygon(10% 0, 100% 0, 90% 100%, 0 100%);
    transition: all 0.3s ease;
}

.btn-racing:hover {
    background-color: #ff1744;
    transform: skew(-5deg);
    box-shadow: 0 0 15px var(--racing-red);
}

.card-moto {
    background: rgba(69, 90, 100, 0.1);
    border: 1px solid var(--titanium-gray);
    border-left: 4px solid var(--racing-red);
    transition: all 0.3s ease;
}

.card-moto:hover {
    background: rgba(69, 90, 100, 0.2);
    border-color: var(--fluorescent-green);
    transform: translateY(-5px);
}

.text-racing { color: var(--racing-red); }
.text-green { color: var(--fluorescent-green); }
.text-titanium { color: var(--titanium-gray); }

/* Custom Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--graphite-black); }
::-webkit-scrollbar-thumb { background: var(--titanium-gray); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--racing-red); }

.section-title {
    border-left: 5px solid var(--racing-red);
    padding-left: 15px;
    margin-bottom: 30px;
}