:root {
    --primary-green: #00ff41;
    --dark-grey-light: #3a3a3a;
    --dark-grey: #2a2a2a;
    --dark-grey-dark: #1a1a1a;
    --black: #000000;
    --font-mono: 'Courier New', monospace;
    --glow-sm: 0 0 10px;
    --glow-md: 0 0 15px;
    --glow-lg: 0 0 20px;
    --glow-xl: 0 0 30px;
}

body {
    background-color: var(--black);
    margin: 0;
    padding: 0;
}

.navbar {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 1000;
}

.menu-bubble {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--dark-grey) 0%, var(--dark-grey-dark) 100%);
    color: var(--primary-green);
    border: none;
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--glow-lg) rgba(0, 255, 65, 0.3);
    font-family: var(--font-mono);
}

.menu-bubble:hover {
    box-shadow: var(--glow-xl) rgba(0, 255, 65, 0.5);
    transform: scale(1.1);
}

.menu-bubble.active {
    background: linear-gradient(135deg, var(--dark-grey) 0%, var(--dark-grey-dark) 100%);
    color: var(--primary-green);
    box-shadow: var(--glow-xl) rgba(0, 255, 65, 0.3);
    opacity: 0;
    pointer-events: none;
}

.menu-dropdown {
    position: absolute;
    top: 0;
    left: 0;
    display: none;
    flex-direction: column;
    gap: 10px;
    opacity: 0;
    transform: scale(0);
    transform-origin: top left;
    transition: all 0.4s ease;
}

.menu-dropdown.active {
    display: flex;
    opacity: 1;
    transform: scale(1);
}

.menu-item {
    width: 120px;
    padding: 12px;
    background: linear-gradient(135deg, var(--dark-grey) 0%, var(--dark-grey-dark) 100%);
    color: var(--primary-green);
    text-decoration: none;
    font-family: var(--font-mono);
    text-align: center;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: bold;
    text-shadow: var(--glow-sm) rgba(0, 255, 65, 0.6);
}

.menu-item:hover {
    background: linear-gradient(135deg, var(--dark-grey-light) 0%, var(--dark-grey) 100%);
    box-shadow: var(--glow-md) rgba(0, 255, 65, 0.8);
    transform: scale(1.05);
    text-shadow: var(--glow-sm) rgba(0, 255, 65, 0.9);
}

.menu-title {
    order: -1;
}

.page-title {
    color: var(--primary-green);
    font-size: 48px;
    font-family: var(--font-mono);
    margin-top: 60px;
    margin-bottom: 30px;
    text-shadow: var(--glow-sm) rgba(0, 255, 65, 0.8), var(--glow-md) rgba(0, 255, 65, 0.6);
    font-weight: bold;
    text-align: center;
}

main {
    color: var(--primary-green);
    text-shadow: var(--glow-sm) var(--primary-green), var(--glow-md) var(--primary-green);
    font-family: var(--font-mono);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

main img {
    width: clamp(160px, 20vw, 320px);
    height: auto;
    max-width: 90%;
    object-fit: contain;
}

/* Mobile: make the main image appear roughly twice as large on small viewports */
@media (max-width: 600px) {
    main img {
        width: clamp(320px, 40vw, 640px);
        max-width: 95%;
    }
}