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

body {
    width: 100%;
    height: 100vh;
    overflow: hidden;
    background: #000000;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

#canvas-container {
    width: 100%;
    height: 100%;
    display: block;
}

.info-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    backdrop-filter: blur(8px);
    background: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s ease;
}

.info-overlay.hidden {
    display: none;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.info-card {
    background: rgba(20, 28, 50, 0.9);
    border: 1.5px solid rgba(0, 150, 255, 0.4);
    border-radius: 16px;
    padding: 32px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), inset 0 0 30px rgba(0, 150, 255, 0.05);
    animation: slideUp 0.4s ease cubic-bezier(0.34, 1.56, 0.64, 1);
    backdrop-filter: blur(20px);
}

@keyframes slideUp {
    from {
        transform: translateY(40px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.info-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    border-bottom: 1px solid rgba(0, 150, 255, 0.2);
    padding-bottom: 16px;
}

.info-header h2 {
    font-size: 1.8rem;
    color: #00d4ff;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-shadow: 0 0 15px rgba(0, 212, 255, 0.3);
    margin: 0;
}

.close-btn {
    background: rgba(0, 150, 255, 0.15);
    border: 1px solid rgba(0, 150, 255, 0.4);
    color: #00d4ff;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.close-btn:hover {
    background: rgba(0, 150, 255, 0.3);
    border-color: rgba(0, 150, 255, 0.7);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.3);
}

.close-btn:active {
    transform: scale(0.95);
}

.info-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.fact {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.fact-label {
    font-size: 0.85rem;
    color: #00ffff;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.fact-value {
    font-size: 1rem;
    color: #e0e7ff;
    line-height: 1.6;
    font-weight: 400;
}