#game-container {
    text-align: center;
    width: 100%;
    max-width: 500px;
    position: relative;
}

h1 {
    color: #f6e05e;
    margin-bottom: 10px;
    text-shadow: 3px 3px 6px rgba(0,0,0,0.5);
    font-size: 32px;
    letter-spacing: 2px;
}

#hud {
    color: #fff;
    font-size: 18px;
    margin-bottom: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    background: rgba(0, 0, 0, 0.7);
    padding: 10px;
    border: 1px solid #0ff;
}

#hud-top, #hud-bottom {
    display: flex;
    justify-content: center;
    gap: 30px;
}

.hud-item {
    font-weight: bold;
}

span[id] {
    color: #0ff;
    text-shadow: 0 0 5px #0ff;
}

#time {
    color: #f00 !important;
    text-shadow: 0 0 5px #f00 !important;
}

canvas {
    border: 2px solid #555;
    background-color: #000;
    image-rendering: pixelated;
    display: block;
    width: 100%;
    height: auto;
    max-width: 500px;
    margin: 0 auto;
}

#instructions {
    color: #aaa;
    margin-top: 15px;
    font-size: 14px;
    background: #222; /* Darker background for retro feel */
    padding: 12px 20px;
    border-radius: 0; /* Blocky style */
    display: inline-block;
}

#instructions p {
    margin: 4px 0;
}

#startBtn {
    margin-top: 15px;
    padding: 10px 30px;
    font-size: 20px;
    font-family: inherit; /* Use the blocky font */
    background-color: #0ff; /* Cyan for retro feel */
    color: #000;
    border: none;
    border-radius: 0; /* Blocky style */
    cursor: pointer;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: background-color 0.2s; /* Simpler transition */
    box-shadow: none; /* Blocky style */
}

#startBtn:hover {
    box-shadow: 0 6px 20px rgba(237, 137, 54, 0.5);
}

#startBtn:active {
    transform: translateY(0);
}

.hidden { display: none !important; }

#overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 400px;
    background: rgba(0, 0, 0, 0.9);
    border: 3px solid #0ff;
    padding: 40px;
    z-index: 100;
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.5);
    backdrop-filter: blur(5px);
}

#overlay-title {
    font-size: 48px;
    margin-bottom: 20px;
    color: #f00;
    text-shadow: 0 0 10px #f00;
    animation: flicker 0.1s infinite alternate;
}

#overlay-msg {
    color: #fff;
    font-size: 18px;
    margin-bottom: 30px;
}

#restartBtn {
    padding: 10px 40px;
    font-size: 24px;
    background: #0ff;
    color: #000;
    border: none;
    cursor: pointer;
    font-weight: bold;
}

@keyframes flicker {
    from { opacity: 0.8; }
    to { opacity: 1; }
}