body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    padding: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-container {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.toolbar {
    background-color: #e0e0e0;
    padding: 5px;
    border-bottom: 1px solid #ccc;
    display: flex;
    align-items: center;
    gap: 5px;
}

.spacer { flex-grow: 1; }

.status-label {
    margin-left: 10px;
    font-weight: bold;
    min-width: 80px;
}

.content-area {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.sidebar {
    width: 140px;
    background-color: #dcdcdc;
    padding: 10px;
    border-right: 1px solid #999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.canvas-wrapper {
    flex: 1;
    background-color: #808080;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: auto;
}

canvas {
    background-color: #000;
    width: 720px; 
    height: 600px;
    image-rendering: pixelated; /* Crucial pour la netteté rétro */
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
    cursor: crosshair;
}

button { padding: 5px 10px; cursor: pointer; }
.btn-wide { width: 100%; margin-bottom: 2px; }
select { width: 100%; padding: 4px; }

.color-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4px;
}

.color-btn {
    height: 32px;
    border: 1px solid #000;
}

.checkbox-label { display: block; margin-top: 5px; }

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0; top: 0;
    width: 100%; height: 100%;
    background-color: rgba(0,0,0,0.4);
}

.modal-content {
    background-color: #fff;
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 300px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.form-row { margin-bottom: 10px; display: flex; justify-content: space-between; }
.modal-buttons { text-align: right; margin-top: 20px; }