@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Rajdhani:wght@300;500;700&display=swap');

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

body {
    font-family: 'Rajdhani', sans-serif;
    background: linear-gradient(135deg, #0a0015 0%, #1a0033 50%, #0f001a 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(138, 43, 226, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(255, 0, 128, 0.15) 0%, transparent 50%);
    animation: bgPulse 8s ease-in-out infinite;
}

@keyframes bgPulse {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-10px, -10px) scale(1.05); }
}

.container {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
    padding: 20px;
}

h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 72px;
    font-weight: 900;
    background: linear-gradient(45deg, #ff00ff, #00ffff, #ff00ff);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(255, 0, 255, 0.5),
                 0 0 60px rgba(0, 255, 255, 0.3);
    animation: gradientShift 3s ease infinite, glow 2s ease-in-out infinite;
    letter-spacing: 8px;
    text-transform: uppercase;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes glow {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.3); }
}

#gameCanvas {
    border-radius: 20px;
    box-shadow: 
        0 0 60px rgba(138, 43, 226, 0.6),
        0 0 120px rgba(255, 0, 128, 0.4),
        inset 0 0 30px rgba(0, 0, 0, 0.5);
    border: 3px solid rgba(255, 255, 255, 0.1);
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse {
    0%, 100% { 
        transform: scale(1);
        box-shadow: 0 0 20px rgba(255, 215, 0, 0.6);
    }
    50% { 
        transform: scale(1.05);
        box-shadow: 0 0 40px rgba(255, 215, 0, 1);
    }
}

.container > * {
    animation: float 3s ease-in-out infinite;
}

.container > *:nth-child(2) {
    animation-delay: 0.5s;
}

.container > *:nth-child(3) {
    animation-delay: 1s;
}

.container > *:nth-child(4) {
    animation-delay: 1.5s;
}