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

html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

#container {
    width: 100%;
    height: 100%;
    position: relative;
}

#seat-canvas {
    width: 100%;
    height: 100%;
    display: block;
    touch-action: none;
}

#controls {
    position: absolute;
    bottom: 10px;
    left: 10px;
    background: rgba(255, 255, 255, 0.9);
    padding: 10px 15px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 260px;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
}

.control-group label {
    white-space: nowrap;
    font-weight: 500;
}

.control-group select {
    flex: 1;
    font-size: 12px;
    padding: 2px 4px;
}

.control-group button {
    font-size: 12px;
    padding: 2px 10px;
    cursor: pointer;
}

#status-display {
    color: #666;
    font-size: 11px;
}