:root {
  --bg: #f4f6f5;
  --card: #ffffff;
  --text: #1d2a26;
  --muted: #6b7a75;
  --border: #dfe5e3;
  --primary: #1f6f5c;
  --primary-dark: #165444;
  --danger: #c0392b;
  --ok: #1e8449;
  --warn: #b9770e;
  --radius: 12px;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: "Cairo", "Segoe UI", Tahoma, Arial, sans-serif; font-size: 16px; line-height: 1.6;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.6rem; margin: .4rem 0 1rem; }
h2 { font-size: 1.25rem; margin: 1.6rem 0 .8rem; }
h3 { margin: .2rem 0 .6rem; }
.container { max-width: 1100px; margin: 0 auto; padding: 16px; }
.muted { color: var(--muted); }
.center { text-align: center; }
.hidden { display: none !important; }

/* شريط التنقل */
.topbar {
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  background: var(--primary); color: #fff; padding: 10px 20px;
}
.topbar a { color: #fff; }
.topbar .brand { font-weight: 700; font-size: 1.15rem; }
.topbar nav { display: flex; gap: 16px; flex-wrap: wrap; flex: 1; }
.topbar .who { display: flex; gap: 12px; align-items: center; font-size: .9rem; }
.topbar .who button { color: #fff; }
button.link { background: none; border: 0; padding: 0; color: var(--primary); cursor: pointer; font: inherit; }

/* البطاقات والأزرار */
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; margin-bottom: 16px; }
.card.narrow { max-width: 720px; margin: 10px auto 16px; }
.card.empty { text-align: center; max-width: 500px; margin: 40px auto; }
.btn {
  display: inline-block; border: 1px solid var(--border); background: #fff; color: var(--text);
  padding: 8px 16px; border-radius: 8px; cursor: pointer; font: inherit; font-weight: 600;
}
.btn:hover { text-decoration: none; background: #f0f3f2; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-dark); }
.btn.danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn.block { display: block; width: 100%; }
.btn.big { padding: 12px 22px; font-size: 1.05rem; }
.danger-link { color: var(--danger) !important; }
.tag { display: inline-block; background: #e6f1ee; color: var(--primary-dark); border-radius: 6px; padding: 1px 8px; font-size: .85rem; }
.badge { display: inline-block; background: #eceff1; border-radius: 20px; padding: 1px 10px; font-size: .85rem; }
.badge.ok { background: #e3f4e9; color: var(--ok); }
.badge.warn { background: #fdf2e0; color: var(--warn); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.actions.spaced { margin: 16px 0; }
td.actions { gap: 12px; }
form.inline { display: inline; }
.page-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; }

/* الرسائل */
.messages { margin-bottom: 12px; }
.msg { padding: 10px 14px; border-radius: 8px; margin-bottom: 6px; background: #eef4ff; }
.msg.success { background: #e3f4e9; color: #145a32; }
.msg.error { background: #fdecea; color: #922b21; }

/* النماذج */
.form .field { margin-bottom: 14px; display: flex; flex-direction: column; gap: 4px; }
.form .field.check, label.check { flex-direction: row; align-items: center; gap: 8px; display: flex; }
input[type=text], input[type=password], input[type=number], input[type=search], input[type=datetime-local],
input[type=file], select, textarea {
  width: 100%; padding: 9px 12px; border: 1px solid var(--border); border-radius: 8px; font: inherit; background: #fff;
}
input[type=checkbox] { width: auto; }
textarea { resize: vertical; }
.errorlist { color: var(--danger); margin: 2px 0; padding: 0; list-style: none; font-size: .9rem; }
.form ul:not(.errorlist) { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px 18px; }
.form ul:not(.errorlist) label { display: flex; gap: 6px; align-items: center; font-weight: normal; }
.form label { font-weight: 600; }
.choice-inputs { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.inline-form { display: flex; gap: 8px; margin-bottom: 8px; flex-wrap: wrap; }
.inline-form input[type=file] { flex: 1; min-width: 200px; }
.filters-form { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.filters-form select, .filters-form input { width: auto; min-width: 160px; }
.filters { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.chip { padding: 3px 12px; border-radius: 20px; background: #fff; border: 1px solid var(--border); color: var(--text); }
.chip.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* الجداول */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); }
.table th, .table td { padding: 10px 12px; border-bottom: 1px solid var(--border); text-align: right; vertical-align: middle; }
.table th { background: #f0f4f3; font-weight: 700; font-size: .92rem; }
.table tr:last-child td { border-bottom: 0; }

/* الشبكة والإحصائيات */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.grid.two { grid-template-columns: 1fr 1fr; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; text-align: center; }
.stat b { display: block; font-size: 1.8rem; color: var(--primary); }
.stat span { color: var(--muted); }
.exam-card h3 { margin: 8px 0 4px; }
.muted-card { opacity: .7; }

/* الأسئلة */
.question .q-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 6px; }
.q-num { font-weight: 700; color: var(--primary); }
.q-text { font-size: 1.08rem; margin: 6px 0 12px; }
.q-image { max-width: 100%; max-height: 380px; border-radius: 8px; border: 1px solid var(--border); display: block; margin: 8px 0 14px; }
.q-image.small { max-height: 160px; }
.choices { display: grid; gap: 8px; }
.choice { display: flex; gap: 10px; align-items: center; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; cursor: pointer; background: #fff; }
.choice:hover { border-color: var(--primary); }
.choice:has(input:checked) { border-color: var(--primary); background: #e6f1ee; }
.choice.static { cursor: default; }
.choice.right { border-color: var(--ok); background: #e3f4e9; }
.choice.wrong { border-color: var(--danger); background: #fdecea; }
.letter { display: inline-flex; width: 28px; height: 28px; border-radius: 50%; background: #eef2f1; align-items: center; justify-content: center; font-weight: 700; flex-shrink: 0; }
.question.ok { border-right: 4px solid var(--ok); }
.question.ko { border-right: 4px solid var(--danger); }
.score { font-size: 3rem; font-weight: 700; color: var(--primary); margin: 10px 0; }
.score small { font-size: 1.3rem; color: var(--muted); }
.instructions { background: #f7faf9; border-radius: 8px; padding: 4px 14px; margin: 10px 0; }
.warning-box { background: #fff8e8; border: 1px solid #f3dca4; border-radius: 10px; padding: 10px 16px; margin: 14px 0; }

/* وضع الامتحان */
body.exam-mode { user-select: none; -webkit-user-select: none; }
.exam-bar {
  position: sticky; top: 0; z-index: 50; display: flex; justify-content: space-between; align-items: center;
  background: #16362d; color: #fff; padding: 10px 20px;
}
.muted-light { color: #b8cbc5; }
.timer { font-size: 1.4rem; font-weight: 700; background: rgba(255,255,255,.12); padding: 2px 14px; border-radius: 8px; direction: ltr; }
.timer.danger { background: var(--danger); animation: pulse 1s infinite; }
@keyframes pulse { 50% { opacity: .6; } }
.submit-row { display: flex; justify-content: space-between; align-items: center; margin: 20px 0 60px; }
.lock-overlay {
  position: fixed; inset: 0; z-index: 100; background: rgba(15, 30, 25, .92);
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.lock-overlay .card { max-width: 480px; text-align: center; }

/* الصفحة الرئيسية */
body.landing { background: linear-gradient(135deg, #1f6f5c 0%, #16362d 100%); min-height: 100vh; }
.hero { display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; align-items: center; min-height: 85vh; }
.hero-text { color: #fff; }
.hero-text h1 { font-size: 2.6rem; }
.hero-text p { font-size: 1.15rem; color: #d7e8e2; }
.features { list-style: none; padding: 0; font-size: 1.05rem; }
.features li { margin: 8px 0; }
.login-card { padding: 28px; }
.login-card label { display: block; margin-bottom: 14px; font-weight: 600; }
.login-card input { margin-top: 4px; }

@media (max-width: 760px) {
  .hero, .grid.two, .choice-inputs { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding-top: 20px; }
  .hero-text h1 { font-size: 2rem; }
  .table { font-size: .9rem; }
  .table th, .table td { padding: 8px; }
}

/* النصوص المختلطة (عربي/فرنسي/أرقام): يُحدَّد الاتجاه حسب محتوى كل سطر حتى لا تنقلب "5 cm" */
.q-text, .c-text { unicode-bidi: plaintext; }
.q-text { text-align: start; }

/* الرموز الرياضية (static/js/math.js) */
.q-text, .c-text { font-family: "Cairo", "Segoe UI", "Cambria Math", "Segoe UI Symbol", "DejaVu Sans", Tahoma, Arial, sans-serif; }
.math-run { unicode-bidi: isolate; white-space: nowrap; }
.frac { display: inline-flex; flex-direction: column; align-items: stretch; text-align: center; vertical-align: middle; margin: 0 .15em; line-height: 1.2; font-size: .95em; unicode-bidi: isolate; }
.frac .num { display: block; padding: 0 .25em .05em; border-bottom: 1.5px solid currentColor; }
.frac .den { display: block; padding: .05em .25em 0; }
.frac .den .sqrt { margin-top: .12em; }
.sqrt { display: inline-flex; margin: 0 .08em; align-items: stretch; vertical-align: middle; white-space: nowrap; unicode-bidi: isolate; line-height: 1.2; }
.sqrt .rad { display: block; width: .62em; flex-shrink: 0; color: transparent; overflow: hidden; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 20' preserveAspectRatio='none'%3E%3Cpath d='M0.5 11.5 L2.6 10.4 L5.2 19 L9.4 0.6 L10 0.6' fill='none' stroke='%231d2a26' stroke-width='1.5' stroke-linejoin='miter' vector-effect='non-scaling-stroke'/%3E%3C/svg%3E") no-repeat 0 0 / 100% 100%; }
.sqrt .rc { display: block; border-top: 1.5px solid currentColor; padding: .12em .12em 0 .06em; }
.vec { position: relative; display: inline-block; min-width: .9em; text-align: center; padding-right: .1em; padding-top: .35em; line-height: 1.1; unicode-bidi: isolate; }
.vec::before { content: ""; position: absolute; top: .12em; left: .05em; right: .15em; border-top: 1.5px solid currentColor; }
.vec::after { content: ""; position: absolute; top: calc(.12em - 3.5px); right: 0; border-left: 7px solid currentColor; border-top: 4px solid transparent; border-bottom: 4px solid transparent; }
.choice { min-height: 48px; }
.matrix { display: inline-grid; align-items: center; gap: .1em .7em; vertical-align: middle; padding: .15em .45em; margin: 0 .2em; text-align: center; line-height: 1.25; border: 1.5px solid currentColor; border-top-color: transparent; border-bottom-color: transparent; unicode-bidi: isolate; }
.matrix.par { border-radius: .6em / 50%; }
.matrix.brk { border-width: 1.5px; border-style: solid; border-top-color: transparent; border-bottom-color: transparent; box-shadow: inset .35em 0 0 -.25em transparent; position: relative; }
.matrix.brk::before, .matrix.brk::after { content: ""; position: absolute; top: 0; bottom: 0; width: .3em; border-top: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; }
.matrix.brk::before { left: 0; }
.matrix.brk::after { right: 0; }

/* تقرير التلميذ */
.report-head { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 14px; }
.grade-box { text-align: center; border-radius: 12px; padding: 10px 22px; border: 2px solid var(--border); }
.grade-box.ok { border-color: var(--ok); background: #e3f4e9; }
.grade-box.warn { border-color: var(--warn); background: #fdf2e0; }
.grade-box.ko { border-color: var(--danger); background: #fdecea; }
.grade-pct { font-size: 2.2rem; font-weight: 700; line-height: 1.1; }
.grade-name { font-weight: 700; }
.badge.ko { background: #fdecea; color: var(--danger); }
.bars { display: grid; gap: 8px; margin: 8px 0 12px; }
.bar-row { display: grid; grid-template-columns: minmax(140px, 240px) 1fr 130px; gap: 10px; align-items: center; }
.bar { height: 14px; background: #eef2f1; border-radius: 7px; overflow: hidden; }
.bar-fill { display: block; height: 100%; border-radius: 7px; background: var(--primary); }
.bar-fill.ok { background: var(--ok); }
.bar-fill.warn { background: #e0a526; }
.bar-fill.ko { background: var(--danger); }
.bar-val { font-size: .92rem; color: var(--muted); }
.recs li { margin-bottom: 6px; }
@media print {
  .topbar, .no-print, .messages { display: none !important; }
  body { background: #fff; }
  .card { border: 0; padding: 0; }
  .bar, .bar-fill, .grade-box, .badge { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}
.report-langs { display: inline-flex; gap: 6px; align-items: center; }
.report[dir="ltr"] .table th, .report[dir="ltr"] .table td { text-align: left; }

/* الحضور والملاحظات */
.d-block { display: block; margin-top: 6px; }
.badge.ko { background: #fdecea; color: var(--danger); }
.ko-text { color: var(--danger) !important; }
.warn-text { color: var(--warn) !important; }
.section-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.section-head h3 { margin: 0; font-size: 1.4rem; }
.day-nav { align-items: center; }
.day-nav input[type=date] { width: auto; }
input[type=date] { padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; font: inherit; }
.day-summary div { margin: 4px 0; }
.status-pick { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.status-pick .st { cursor: pointer; }
.status-pick .st input { display: none; }
.status-pick .st span { display: block; padding: 6px 12px; font-size: .92rem; border-inline-start: 1px solid var(--border); }
.status-pick .st:first-child span { border-inline-start: 0; }
.status-pick .st-P input:checked + span { background: var(--ok); color: #fff; }
.status-pick .st-A input:checked + span { background: var(--danger); color: #fff; }
.status-pick .st-L input:checked + span { background: var(--warn); color: #fff; }
.table.roll tr.st-A td { background: #fdf3f2; }
.table.roll tr.st-L td { background: #fdf8ee; }
.table.roll input[type=text] { min-width: 160px; }
.note-line { font-size: .9rem; color: #444; margin-top: 3px; }
.contact { display: flex; gap: 24px; flex-wrap: wrap; }
.print-only { display: none; }
@media print {
  .topbar, .no-print, .page-head .actions, .messages { display: none !important; }
  .print-only { display: block; }
}
.sec-pick { position: relative; min-width: 140px; }
.sec-pick summary { cursor: pointer; padding: 6px 10px; border: 1px solid var(--border); border-radius: 8px; background: #fff; list-style: none; font-weight: 600; }
.sec-pick summary.empty { color: var(--danger); font-weight: normal; }
.sec-pick .sec-list { margin-top: 6px; background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 8px; display: grid; grid-template-columns: repeat(3, auto); gap: 4px 12px; }
.sec-pick .sec-list label { display: flex; gap: 4px; align-items: center; white-space: nowrap; font-size: .92rem; }
.session-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin: 0 0 12px; }
.session-tabs .chip { padding: 6px 14px; }
.session-dots { display: inline-flex; gap: 4px; }
.session-dots .dot { width: 22px; height: 22px; border-radius: 50%; background: #eceff1; color: var(--muted); font-size: .8rem; display: inline-flex; align-items: center; justify-content: center; }
.session-dots .dot.on { background: var(--ok); color: #fff; }
.note-line.other { color: var(--danger); }
.status-pick .st-N input:checked + span { background: #78909c; color: #fff; }
.sec-select { width: auto; min-width: 110px; }
.students-list td[dir=ltr] { text-align: right; }
@media print {
  .students-list { font-size: 11px; }
  .students-list th, .students-list td { padding: 4px 6px; }
  .students-list a { color: inherit; }
  .table-wrap { overflow: visible; }
}
.section-nav { display: flex; gap: 6px; flex-wrap: wrap; margin: 0 0 16px; border-bottom: 2px solid var(--border); }
.section-nav a { padding: 10px 16px; border-radius: 10px 10px 0 0; color: var(--text); background: #fff; border: 1px solid var(--border); border-bottom: 0; margin-bottom: -2px; }
.section-nav a.active { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 700; }
.section-nav a:hover { text-decoration: none; }

/* المكتبة */
.level-grid { grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); }
.level-card h2 { margin: 0; }
.level-card.short { border-color: #b42318; }
.stock-mini { font-size: .92rem; margin: .5rem 0; }
.stock-mini th, .stock-mini td { padding: .35rem .5rem; text-align: center; }
.stock-mini tbody th { text-align: right; font-weight: 600; }
.section-chips { display: flex; flex-wrap: wrap; gap: .4rem; margin: .5rem 0 1rem; }
.stock-pills { display: flex; flex-wrap: wrap; gap: .6rem 1.2rem; }
.pill-group { display: flex; align-items: center; gap: .4rem; }
.pill { background: #eef6f3; border-radius: 999px; padding: .15rem .6rem; font-size: .9rem; }
.pill.bad, .books-table .bad, .stock-mini .bad { color: #b42318; background: #fef3f2; }
.stock-mini .done { color: #667085; }
.books-table th, .books-table td { text-align: center; white-space: nowrap; }
.books-table td.name { text-align: right; }
.books-table .subj { border-right: 2px solid #d0d5dd; }
.books-table input[type=checkbox] { width: 20px; height: 20px; }
.num-input { width: 90px; }
.msg.warning { background: #fffaeb; color: #93370d; }

/* صفحة أخذ الغياب المبسطة */
.roll-head { display: flex; align-items: center; justify-content: space-between; gap: .8rem; flex-wrap: wrap; margin-bottom: 1rem; }
.roll-title { text-align: center; flex: 1; }
.roll-title h1 { margin: 0; font-size: 1.7rem; }
.roll-when { font-size: 1.1rem; color: var(--muted, #555); }
.roll-list { display: flex; flex-direction: column; gap: .6rem; }
.roll-row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; background: #fff;
  border: 1px solid var(--border); border-radius: 12px; padding: .7rem 1rem; }
.roll-row.st-A { background: #fdecea; border-color: #f5c2bc; }
.roll-row.st-L { background: #fff6e5; border-color: #f5d9a3; }
.roll-name { display: flex; align-items: center; gap: .8rem; font-size: 1.25rem; font-weight: 600; }
.roll-mat { min-width: 3.5em; text-align: center; font-size: 1rem; background: #eef2f1; border-radius: 8px; padding: .15rem .5rem; font-weight: 700; }
.roll-pick { display: flex; flex-direction: column; gap: .35rem; min-width: 150px; }
.roll-pick .opt { cursor: pointer; }
.roll-pick .opt input { display: none; }
.roll-pick .opt span { display: block; text-align: center; font-size: 1.1rem; font-weight: 600; padding: .4rem 1rem;
  border: 2px solid var(--border); border-radius: 10px; background: #fff; }
.roll-pick .opt-P input:checked + span { background: var(--ok); border-color: var(--ok); color: #fff; }
.roll-pick .opt-A input:checked + span { background: var(--danger); border-color: var(--danger); color: #fff; }
.roll-pick .opt-L input:checked + span { background: var(--warn); border-color: var(--warn); color: #fff; }
.roll-save { position: sticky; bottom: 0; background: #f4f6f5; border-top: 1px solid var(--border); padding: .8rem 0; margin-top: .8rem; text-align: center; z-index: 5; }
.roll-save .btn { font-size: 1.2rem; padding: .7rem 2.5rem; }
@media (max-width: 560px) {
  .roll-name { font-size: 1.1rem; } .roll-pick { min-width: 110px; }
  .roll-title { order: -1; flex-basis: 100%; }
  .roll-when { font-size: 1rem; }
}
a.wa { color: #128c7e; font-weight: 600; white-space: nowrap; }