/* =========================
   Arabic RTL Printable Layout
========================= */

:root{
  --border:#222;
  --muted:#666;
  --paper-bg:#fff;
}

*{ box-sizing: border-box; }

html, body{
  background: var(--paper-bg);
  color:#000;
  margin:0;
  padding:0;
}

body{
  font-family: "Tahoma","Arial",sans-serif;
  line-height: 1.6;
  padding: 18px;
}

.page-header{
  margin-bottom: 14px;
}

h1{
  margin: 0 0 8px;
  font-size: 22px;
}

h2{
  margin: 0 0 10px;
  font-size: 18px;
}

.consigne{
  margin: 0 0 12px;
  font-size: 16px;
}

.toolbar{
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin: 10px 0 14px;
}

button{
  padding: 8px 12px;
  border: 1px solid var(--border);
  background: #fff;
  cursor: pointer;
  border-radius: 8px;
}

button:hover{
  background: #f3f3f3;
}

.hint{
  color: var(--muted);
  font-size: 12px;
}

/* Grid columns */
.grid{
  display: flex;
  gap: 16px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.colonne{
  flex: 1;
  min-width: 360px;
}

ol{
  margin: 0;
  padding-right: 18px; /* RTL list indent */
  padding-left: 0;
}

li{
  margin: 0 0 18px;
}

/* Tables */
table{
  border-collapse: collapse;
}

.tab_diagramme{
  border: 1px solid var(--border);
}

.tab_diagramme th,
.tab_diagramme td{
  border: 1px solid var(--border);
  padding: 6px 8px;
  text-align: center;
  font-size: 14px;
}

/* Graph container */
.stylegraph{
  border: 1px solid var(--border);
  background: #fff;
}

/* Solution style */
.sol{
  font-weight: 700;
}

/* Divider */
.divider{
  margin: 18px 0;
  border: none;
  border-top: 1px solid #bbb;
}

/* Avoid ugly line breaks in print */
.block, li, .stylegraph{
  break-inside: avoid;
  page-break-inside: avoid;
}

/* Print rules */
@media print{
  body{
    padding: 10mm;
  }
  .no-print{
    display: none !important;
  }
  button{ display:none !important; }
}