* { box-sizing: border-box; }

body {
    font-family: system-ui, Arial, sans-serif;
    margin: 20px;
    color: #111;
}

h1 { margin: 0 0 6px; }

.hint {
    margin: 0 0 14px;
    opacity: 0.85;
}

.muted { opacity: 0.75; font-size: 12px; }

.panel {
    display: grid;
    grid-template-columns: repeat(3, minmax(180px, 1fr));
    gap: 12px;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 10px;
    margin-bottom: 14px;
}

label {
    display: grid;
    gap: 6px;
    font-size: 14px;
}

select, button {
    padding: 8px;
    border-radius: 8px;
    border: 1px solid #bbb;
    background: white;
}

.range { grid-column: span 2; }

.check {
    grid-column: span 2;
    display: flex;
    align-items: center;
    gap: 10px;
}

button {
    cursor: pointer;
    font-weight: 600;
}

.stage {
    border: 2px dashed #bbb;
    border-radius: 12px;
    padding: 14px;
    height: 320px; /* utile pour voir align-items et column */
}

.container {
    height: 100%;
    border: 2px solid #000;
    border-radius: 10px;
    padding: 12px;

    /* Valeurs initiales (pilotées en JS) */
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: stretch;
    flex-wrap: nowrap;
    gap: 12px; /* (default = 0) - ici on met 12px pour mieux voir */
}

.item {
    border: 1px solid #000;
    border-radius: 10px;
    padding: 12px;
    min-width: 70px;
    text-align: center;
    font-weight: 700;
}

.item small {
    font-weight: 500;
    opacity: 0.8;
}

/* Couleurs simples pour distinguer les items */
.i1 { background: #d7ecff; }
.i2 { background: #ffe3d7; }
.i3 { background: #e3ffd7; }
.i4 { background: #f0d7ff; }
.i5 { background: #fff7d7; }

.code {
    margin-top: 12px;
    padding: 12px;
    border-radius: 12px;
    background: #f5f5f5;
    border: 1px solid #ddd;
    overflow: auto;
}