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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow: hidden;
    background-color: #1a1a1a;
    color: #ffffff;
}

#container {
    position: relative;
    width: 100vw;
    height: 100vh;
}

#canvas {
    display: block;
    width: 100%;
    height: 100%;
    touch-action: none; /* required for Pointer Events API to fire on iOS Safari */
}

/* Controls Panel */
#controls-panel {
    display: none;
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 10px;
    min-width: 250px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

#controls-panel h2 {
    margin-bottom: 15px;
    font-size: 18px;
    color: #ff8800;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.control-group {
    margin-bottom: 15px;
}

.control-group button {
    padding: 10px 15px;
    width: 100%;
    background: linear-gradient(135deg, #ff8800, #ff6600);
    color: #000000;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    font-size: 12px;
    text-transform: uppercase;
    transition: all 0.3s ease;
}

.control-group button:hover {
    background: linear-gradient(135deg, #ff9900, #ff7700);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(255, 136, 0, 0.3);
}

/* Info Panel */
#info-panel {
    display: none;
    position: absolute;
    bottom: 20px;
    left: 20px;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    padding: 15px 20px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

#info-panel p {
    margin: 5px 0;
    font-size: 12px;
    color: #aaaaaa;
}

#position-debug {
    white-space: pre;
}