@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@400;500;600;700;800&display=swap');

:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --text: #172033;
  --muted: #687188;
  --border: #dfe4ee;
  --primary: #3157d5;
  --primary-soft: #eaf0ff;
  --success: #16794b;
  --success-bg: #eaf8f1;
  --warning: #8a5a00;
  --warning-bg: #fff7df;
  --danger: #b42318;
  --shadow: 0 8px 28px rgba(28, 39, 64, .08);
  font-family: 'Vazirmatn', Tahoma, Arial, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
.page-shell { max-width: 1180px; margin: 0 auto; padding: 24px; }
.topbar { display:flex; justify-content:space-between; align-items:center; gap:20px; margin-bottom:24px; }
.topbar h1 { margin:0 0 4px; font-size:24px; }
.topbar p { margin:0; }
.topbar nav { display:flex; gap:10px; }
.topbar a { color:var(--primary); text-decoration:none; padding:9px 12px; border-radius:10px; }
.topbar a:hover { background:var(--primary-soft); }
.card { background:var(--surface); border:1px solid var(--border); border-radius:16px; box-shadow:var(--shadow); padding:22px; }
.narrow { max-width:520px; margin:50px auto; }
.hidden { display:none !important; }
.muted { color:var(--muted); line-height:1.8; }
.error { color:var(--danger); min-height:22px; }
.notice { border:1px solid var(--border); border-radius:12px; padding:14px 16px; margin:16px 0; background:#fff; line-height:1.8; }
.notice.warning { background:var(--warning-bg); color:var(--warning); border-color:#efd99d; }
.success { background:var(--success-bg); color:var(--success); border-color:#b9e4ce; }
label { display:block; font-weight:700; margin:15px 0 7px; }
input, textarea, select {
  width:100%; border:1px solid #cfd6e3; border-radius:10px; padding:12px 13px; background:#fff; color:var(--text);
}
input:focus, textarea:focus, select:focus { outline:2px solid #aec0ff; border-color:var(--primary); }
button { border:0; border-radius:10px; padding:11px 15px; font-weight:700; }
button.primary { background:var(--primary); color:#fff; }
button.primary.secondary { background:#24324e; }
button.ghost { background:#eef1f6; color:#29344a; }
button:disabled { opacity:.55; cursor:not-allowed; }
.narrow button.primary { width:100%; margin-top:16px; }

.workspace-header { display:grid; grid-template-columns: 180px 1fr auto; align-items:center; gap:20px; margin-bottom:18px; }
.eyebrow { font-size:12px; color:var(--muted); margin-bottom:4px; }
.progress-wrap { width:100%; }
.progress-row { display:flex; justify-content:space-between; margin-bottom:7px; color:var(--muted); font-size:13px; }
.progress-track { height:10px; background:#e8ecf3; border-radius:999px; overflow:hidden; }
.progress-track > div { height:100%; width:0; background:var(--primary); transition:width .25s ease; }

.question-card { max-width:900px; margin:0 auto 60px; }
.question-meta { display:flex; gap:8px; flex-wrap:wrap; margin-bottom:18px; }
.pill { display:inline-flex; align-items:center; background:#eef1f6; color:#33405a; padding:7px 10px; border-radius:999px; font-size:13px; }
.pill.accent { background:var(--primary-soft); color:#2449bf; }
.content-block { padding:18px 0; border-top:1px solid var(--border); }
.content-block:first-of-type { border-top:0; }
.content-block h3, .score-section h3 { margin:0 0 10px; font-size:15px; }
.rich-text { white-space:pre-wrap; line-height:2; font-size:16px; }
.answer-block { background:#fbfcff; margin:0 -22px; padding:18px 22px; border-block:1px solid var(--border); }
.score-section { padding-top:20px; }
.score-head { display:flex; justify-content:space-between; gap:12px; align-items:center; }
.score-input-row { display:flex; gap:10px; align-items:center; max-width:360px; }
.score-input-row input { font-size:22px; font-weight:700; }
.score-input-row span { white-space:nowrap; color:var(--muted); }
.actions { display:flex; gap:10px; flex-wrap:wrap; margin-top:18px; }

.tabs { display:flex; gap:8px; align-items:center; margin-bottom:18px; padding:10px; }
.tab { background:transparent; color:#34405a; }
.tab.active { background:var(--primary-soft); color:#2449bf; }
.push-left { margin-right:auto; }
.stats-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:12px; margin-bottom:18px; }
.stat span { display:block; color:var(--muted); font-size:13px; margin-bottom:8px; }
.stat strong { font-size:28px; }
.toolbar { display:flex; align-items:flex-start; justify-content:space-between; gap:16px; margin-bottom:16px; }
.toolbar h2 { margin:0 0 5px; font-size:20px; }
.toolbar p { margin:0; }
.toolbar-actions { display:flex; flex-wrap:wrap; gap:8px; }
.table-wrap { overflow:auto; border:1px solid var(--border); border-radius:12px; }
table { width:100%; border-collapse:collapse; min-width:980px; }
th, td { padding:11px 10px; border-bottom:1px solid var(--border); text-align:center; font-size:13px; }
th { background:#f7f9fc; position:sticky; top:0; z-index:1; }
tr:last-child td { border-bottom:0; }
.status-ok { color:var(--success); font-weight:700; }
.status-warn { color:#a15c00; font-weight:700; }
.mapping-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:12px 18px; margin-top:20px; }
.mapping-grid label { margin:0; }
.mapping-grid select { margin-top:7px; }
code { direction:ltr; unicode-bidi:bidi-override; background:#eef1f6; padding:2px 5px; border-radius:5px; }

@media (max-width: 760px) {
  .page-shell { padding:14px; }
  .topbar { align-items:flex-start; flex-direction:column; }
  .workspace-header { grid-template-columns:1fr; }
  .stats-grid { grid-template-columns:repeat(2,1fr); }
  .toolbar { flex-direction:column; }
  .mapping-grid { grid-template-columns:1fr; }
  .question-card { padding:17px; }
  .answer-block { margin:0 -17px; padding:18px 17px; }
}

.reference-block {
  margin: 12px 0 18px;
  border: 1px solid #d7e1ff;
  background: #f5f8ff;
  border-radius: 12px;
  overflow: hidden;
}
.reference-block summary {
  cursor: pointer;
  font-weight: 700;
  padding: 14px 16px;
  color: #2948a8;
}
.reference-block .rich-text {
  padding: 0 16px 16px;
  border-top: 1px solid #d7e1ff;
  padding-top: 14px;
}
.divider {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  margin: 22px 0;
}
.divider::before, .divider::after {
  content: "";
  height: 1px;
  flex: 1;
  background: var(--border);
}
.preview {
  margin-top: 16px;
  padding: 12px 14px;
  background: #f7f9fc;
  border: 1px solid var(--border);
  border-radius: 10px;
}