* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --gta-neon: rgba(149, 0, 255, 0.7);
    --gta-neon-secondary: rgba(191, 0, 255, 0.6);
    --gta-outline: rgba(191, 0, 255, 0.5);
    --gta-accent: rgba(255, 255, 255, 0.9);
}

body {
    font-family: 'Bebas Neue', sans-serif;
    background-color: #050505;
    background-image: 
        linear-gradient(0deg, rgba(20, 0, 36, 0.7) 0%, rgba(7, 7, 7, 0.7) 100%),
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%239500ff' fill-opacity='0.1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    color: white;
    height: 100vh;
    width: 100%;
    overflow: hidden;
    position: relative;
}

.stars {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(rgba(149, 0, 255, 0.05) 1px, transparent 1px),
        radial-gradient(rgba(149, 0, 255, 0.03) 1px, transparent 1px);
    background-size: 40px 40px, 20px 20px;
    background-position: 0 0, 20px 20px;
    animation: stars-drift 90s linear infinite;
    opacity: 0.6;
}

@keyframes stars-drift {
    from {
        background-position: 0 0, 20px 20px;
    }
    to {
        background-position: 40px 40px, 60px 60px;
    }
}

.container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    padding: 20px;
    position: relative;
    z-index: 10;
}

.logo-container {
    position: relative;
    margin-bottom: 40px;
    perspective: 1000px;
    transform-style: preserve-3d;
}

.gta-logo {
    font-size: clamp(60px, 20vw, 250px);
    line-height: 0.9;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    font-weight: bold;
    color: #000000;
    -webkit-text-stroke: 1px rgba(149, 0, 255, 0.8);
    animation: neon-flicker 5s infinite alternate;
    position: relative;
    z-index: 10;
    text-align: center;
    transform: perspective(500px) rotateX(5deg);
    text-shadow:
        0 0 3px rgba(149, 0, 255, 0.3),
        0 0 6px rgba(149, 0, 255, 0.2),
        0 0 10px rgba(149, 0, 255, 0.1),
        0 0 20px rgba(149, 0, 255, 0.1);
}

.gta-outline {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    font-size: clamp(60px, 20vw, 250px);
    line-height: 0.9;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    font-weight: bold;
    color: transparent;
    -webkit-text-stroke: 1px rgba(149, 0, 255, 0.1);
    z-index: 5;
    text-align: center;
    transform: perspective(500px) rotateX(5deg) translateZ(-10px);
    filter: blur(1px);
    opacity: 0.5;
}

.tagline {
    font-size: clamp(30px, 6vw, 70px);
    color: var(--gta-accent);
    letter-spacing: 8px;
    margin-top: 30px;
    text-shadow: 
        0 0 4px rgba(149, 0, 255, 0.4),
        0 0 8px rgba(149, 0, 255, 0.3),
        0 0 12px rgba(149, 0, 255, 0.2);
    text-align: center;
    animation: neon-pulse 4s infinite alternate-reverse;
    transform: skewX(-5deg);
    background-color: rgba(0, 0, 0, 0.5);
    padding: 15px 30px;
    border-radius: 5px;
    border: 1px solid rgba(149, 0, 255, 0.3);
    box-shadow: 0 0 20px rgba(149, 0, 255, 0.2);
}

/* Neon animations */
@keyframes neon-flicker {
    0%, 19%, 21%, 23%, 25%, 54%, 56%, 100% {
        text-shadow:
            0 0 3px rgba(149, 0, 255, 0.3),
            0 0 6px rgba(149, 0, 255, 0.2),
            0 0 10px rgba(149, 0, 255, 0.1),
            0 0 20px rgba(149, 0, 255, 0.1);
    }
    20%, 24%, 55% {
        text-shadow: none;
    }
}

@keyframes neon-pulse {
    0% {
        text-shadow: 
            0 0 4px rgba(149, 0, 255, 0.4),
            0 0 8px rgba(149, 0, 255, 0.3);
        box-shadow: 0 0 20px rgba(149, 0, 255, 0.2);
    }
    100% {
        text-shadow: 
            0 0 8px rgba(149, 0, 255, 0.5),
            0 0 16px rgba(149, 0, 255, 0.4);
        box-shadow: 0 0 30px rgba(149, 0, 255, 0.3);
    }
}

/* Grid overlay */
.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(rgba(149, 0, 255, 0.02) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(149, 0, 255, 0.02) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: 2;
    pointer-events: none;
    opacity: 0.7;
}

/* Horizontal line */
.horizontal-line {
    position: absolute;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(149, 0, 255, 0.4), transparent);
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    z-index: 1;
    opacity: 0.5;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .gta-logo {
        -webkit-text-stroke-width: 1px;
    }
    
    .tagline {
        letter-spacing: 6px;
        margin-top: 20px;
        padding: 10px 20px;
    }
}