/* --- Variables & Reset --- */
:root {
    --color-dark: #050505;
    --color-dark-lighter: #121212;
    --color-dark-hover: #1a1a1a;
    --color-racing: #e31e24; /* Racing Red */
    --color-racing-light: #ff4d4d;
    --color-racing-dark: #9e1418;
    --color-white: #ffffff;
    --color-gray: #94a3b8;
    --gradient-racing: linear-gradient(135deg, #e31e24 0%, #9e1418 100%);
    --font-orbitron: 'Orbitron', sans-serif;
    --font-roboto: 'Roboto', sans-serif;
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    cursor: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="red" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-crosshair"><circle cx="12" cy="12" r="10"/><line x1="22" y1="12" x2="18" y2="12"/><line x1="6" y1="12" x2="2" y2="12"/><line x1="12" y1="6" x2="12" y2="2"/><line x1="12" y1="22" x2="12" y2="18"/></svg>'), auto !important;
}

body {
    background-color: var(--color-dark);
    color: var(--color-white);
    font-family: var(--font-roboto);
    line-height: 1.6;
    overflow-x: hidden;
}

/* --- Scroll Behavior --- */
html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--color-racing) var(--color-dark);
}

::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--color-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--color-racing);
    border-radius: 10px;
}

/* --- Navigation --- */
header.scrolled {
    background: rgba(5, 5, 5, 0.9);
    backdrop-filter: blur(20px);
    padding-top: 15px;
    padding-bottom: 15px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.8);
    border-bottom: 1px solid rgba(227, 30, 36, 0.2);
}

.nav-link {
    position: relative;
    letter-spacing: 2px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--color-racing);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.drop-shadow-racing {
    filter: drop-shadow(0 0 15px rgba(227, 30, 36, 0.4));
}

/* --- Hero Section & Animations --- */
.animate-slow-zoom {
    animation: slowZoom 30s infinite alternate linear;
}

@keyframes slowZoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.2); }
}

.hero-btn {
    padding: 20px 45px;
    font-family: var(--font-orbitron);
    font-weight: 900;
    font-size: 1.1rem;
    letter-spacing: 1px;
    transition: var(--transition);
    text-transform: uppercase;
    font-style: italic;
    transform: skew-x(-12deg);
}

.primary-racing-btn {
    background: var(--color-racing);
    color: var(--color-white);
    box-shadow: 0 15px 35px rgba(227, 30, 36, 0.3);
}

.primary-racing-btn:hover {
    background: var(--color-racing-light);
    transform: skew-x(-12deg) translateY(-5px) scale(1.05);
    box-shadow: 0 20px 45px rgba(227, 30, 36, 0.5);
}

.secondary-racing-btn {
    background: transparent;
    border: 3px solid rgba(227, 30, 36, 0.6);
    color: var(--color-white);
}

.secondary-racing-btn:hover {
    background: rgba(227, 30, 36, 0.1);
    border-color: var(--color-racing);
    transform: skew-x(-12deg) translateY(-5px);
}

/* --- Racing Cards --- */
.racing-card {
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.racing-card:hover {
    transform: translateY(-15px);
    background-color: var(--color-dark-hover);
    box-shadow: 0 40px 80px rgba(0,0,0,0.6);
}

.racing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent);
    transition: 0.5s;
}

.racing-card:hover::before {
    left: 100%;
}

/* --- Forms & Inputs --- */
input:focus, select:focus, textarea:focus {
    box-shadow: 0 0 20px rgba(227, 30, 36, 0.15);
}

/* --- Mobile Menu --- */
.mobile-nav-link {
    font-weight: 900;
    letter-spacing: 5px;
    transition: var(--transition);
    text-transform: uppercase;
    font-style: italic;
}

.mobile-nav-link:hover {
    color: var(--color-racing);
    transform: scale(1.1);
}

/* --- Responsive Adjustments --- */
@media (max-width: 768px) {
    h1 { font-size: 3.5rem; line-height: 1; }
    .hero-btn { padding: 15px 30px; font-size: 0.9rem; }
}

/* --- AOS Custom Easing --- */
[data-aos] {
    transition-timing-function: cubic-bezier(0.165, 0.84, 0.44, 1);
}