:root {
    --bg-color: #0d1117;
    --primary-glow: #00e1ff;
    --text-primary: #f0f0f0;
    --text-secondary: #a0a0a0;
}

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

body {
    font-family: 'Heebo', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    position: relative;
}

/* Mouse follower spotlight effect */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    background: radial-gradient(
        circle 500px at var(--x, 50%) var(--y, 50%),
        rgba(0, 225, 255, 0.1),
        transparent 70%
    );
}

/* Particles background container */
#particles-js {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
}

/* Main content card */
.content-container {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 3rem;
    max-width: 700px;
    margin: 20px;
    
    /* Glassmorphism */
    background: rgba(18, 24, 39, 0.5);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    
    /* 3D effect setup */
    transform-style: preserve-3d;
    transform: perspective(1000px);
    transition: transform 0.1s ease-out;
}

.icon-container {
    margin-bottom: 1.5rem;
}

.animated-icon {
    width: 80px;
    height: 80px;
    stroke: var(--primary-glow);
    filter: drop-shadow(0 0 12px var(--primary-glow));
    animation: spin-and-pulse 8s linear infinite;
}

@keyframes spin-and-pulse {
    0% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.1); }
    100% { transform: rotate(360deg) scale(1); }
}

h1 {
    font-size: 4rem;
    font-weight: 700;
    letter-spacing: 4px;
    text-shadow: 0 0 20px rgba(0, 225, 255, 0.5);
}

h2 {
    font-size: 1.8rem;
    font-weight: 300;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

p {
    font-size: 1.1rem;
    line-height: 1.7;
    max-width: 500px;
    margin: 0 auto;
    color: var(--text-secondary);
}

.footer {
    margin-top: 2.5rem;
    font-size: 0.9rem;
    opacity: 0.6;
}

@media (max-width: 768px) {
    .content-container {
        padding: 2rem;
    }
    h1 {
        font-size: 3rem;
    }
    h2 {
        font-size: 1.5rem;
    }
    .animated-icon {
        width: 60px;
        height: 60px;
    }
}