body {
    background-color: #333;
    color: white;
    font-family: 'Courier New', Courier, monospace;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    flex-direction: column; /* Allow vertical stacking */
}

#game-container {
    text-align: center;
    max-width: 100%;
}

canvas {
    background-color: #87CEEB; /* Sky blue */
    border: 4px solid #fff;
    display: block;
    margin: 0 auto;
    max-width: 100%;
    height: auto;
}

/* Mobile Controls - Gameboy Style */
#mobile-controls {
    width: 800px;
    max-width: 100%;
    margin: 20px auto 0;
    padding: 30px 40px;
    background-color: #c0c0c0; /* Gameboy Grey */
    border-radius: 10px 10px 50px 10px;
    box-shadow: inset -5px -5px 20px rgba(0,0,0,0.2), 0 10px 20px rgba(0,0,0,0.5);
    display: flex;
    justify-content: space-between;
    align-items: flex-end; /* Align to bottom to keep start button low */
    padding-bottom: 40px; /* Space for labels */
    box-sizing: border-box;
    user-select: none;
    -webkit-user-select: none;
    position: relative; /* For absolute positioning of start if needed */
}

/* D-Pad */
.d-pad {
    position: relative;
    width: 120px;
    height: 120px;
    flex-shrink: 0;
}
.d-btn {
    position: absolute;
    width: 40px;
    height: 40px;
    background-color: #333;
    border: none;
    color: #555;
    font-size: 20px;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 1px 1px 3px rgba(0,0,0,0.5);
    touch-action: manipulation;
    z-index: 2;
}
.d-btn:active, .d-btn.active {
    background-color: #111;
    box-shadow: inset 1px 1px 3px rgba(0,0,0,0.8);
}
#btn-up { top: 0; left: 40px; border-radius: 5px 5px 0 0; }
#btn-down { bottom: 0; left: 40px; border-radius: 0 0 5px 5px; }
#btn-left { top: 40px; left: 0; border-radius: 5px 0 0 5px; }
#btn-right { top: 40px; right: 0; border-radius: 0 5px 5px 0; }
/* Center piece of D-Pad */
.d-pad::after {
    content: '';
    position: absolute;
    top: 40px; left: 40px;
    width: 40px; height: 40px;
    background-color: #333;
    pointer-events: none;
    z-index: 1;
}

/* Action Buttons */
.action-btns {
    display: flex;
    gap: 20px;
    align-items: flex-end;
    flex-shrink: 0;
    margin-bottom: 20px; /* Align slightly higher than bottom edge */
}
.btn-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.action-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: #8b0000; /* A/B Red */
    border: none;
    color: rgba(255,255,255,0.2);
    font-weight: bold;
    font-size: 24px;
    box-shadow: 2px 2px 5px rgba(0,0,0,0.4);
    cursor: pointer;
    touch-action: manipulation;
}
.action-btn:active, .action-btn.active {
    background-color: #600000;
    transform: translateY(2px);
    box-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}
.label {
    color: #00008b; /* Navy label text */
    font-family: sans-serif;
    font-size: 14px;
    margin-top: 8px;
    font-weight: bold;
    font-style: italic;
    letter-spacing: 1px;
}

/* Start/Select */
.center-controls {
    display: flex;
    justify-content: center;
    width: 100%;
    position: absolute;
    bottom: 20px;
    left: 0;
    pointer-events: none; /* Let clicks pass through if empty */
}
.start-select-group {
    pointer-events: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.start-btn {
    width: 70px;
    height: 20px;
    background-color: #333;
    border: none;
    border-radius: 10px;
    color: transparent;
    transform: rotate(-25deg);
    cursor: pointer;
    box-shadow: 1px 1px 3px rgba(0,0,0,0.5);
    touch-action: manipulation;
    margin-bottom: 5px;
}
.start-btn:active, .start-btn.active {
    background-color: #111;
    transform: rotate(-25deg) translateY(1px);
}

/* Responsive adjustments */
@media (max-width: 850px) {
    body {
        justify-content: flex-start; /* Start from top on mobile */
        padding-top: 10px;
    }
    h1 {
        font-size: 1.2rem;
        margin: 10px 0;
    }
    #mobile-controls {
        width: 100%;
        border-radius: 0;
        padding: 10px; /* Reduced padding */
        padding-bottom: 60px; /* Extra space for start button */
        margin-top: 10px;
    }
    .d-pad { 
        width: 140px; height: 140px; 
    }
    .d-btn { width: 46px; height: 46px; }
    #btn-up { left: 46px; }
    #btn-down { left: 46px; }
    #btn-left { top: 46px; }
    #btn-right { top: 46px; }
    .d-pad::after { top: 46px; left: 46px; width: 46px; height: 46px; }
    
    .action-btns {
        gap: 10px;
        margin-bottom: 20px;
    }
    .action-btn { width: 55px; height: 55px; }
    
    .center-controls {
        bottom: 10px; /* Stick to bottom */
    }
}

/* Portfolio arcade frame; the original game and controller stay intact. */
* { box-sizing: border-box; }
body { background: #17141f; padding: 24px 16px 36px; justify-content: flex-start; }
.back-link { color: #c6a0ff; align-self: flex-start; font: 14px Arial,sans-serif; margin: 0 0 20px; text-decoration: none; }
a:focus-visible, button:focus-visible, canvas:focus-visible { outline: 3px solid #b77bff; outline-offset: 4px; }
#game-container { width: 808px; }
h1 { font-size: clamp(20px, 4vw, 28px); margin: 0 0 20px; }
canvas { width: 808px; border-color: #a889e8; border-radius: 8px; }
.desktop-instructions { color: #d2cbdf; font-size: 13px; line-height: 1.7; }
#mobile-controls { background: #d4cee0; }
.d-btn { color: #ddd3ef; touch-action: none; }
.action-btn { background: #6337a9; color: white; touch-action: none; }
.action-btn:active, .action-btn.active { background: #422470; }
.start-btn { touch-action: none; }
@media (max-width: 420px) { body { padding: 16px 10px 24px; } .action-btns { gap: 8px; } .action-btn { width: 50px; height: 50px; } }