/* منصة التعلم الداخلية — تصميم RTL أولًا باستخدام الخصائص المنطقية (inline-start/end) */
:root {
  /* لوحة ألوان محدودة: أزرق للإجراء، أخضر للمكتمل، أحمر للخطر، برتقالي للتحذير، ومحايدات */
  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-2: #f9fafb;
  --text: #1c2430;
  --muted: #5b6575;
  --border: #e1e5eb;
  --border-strong: #c9d1dc;
  --primary: #0b5cad;
  --primary-ink: #ffffff;
  --primary-soft: #eaf2fb;
  --success: #17703a;
  --success-soft: #e7f5ec;
  --danger: #b42318;
  --danger-soft: #fdecea;
  --warn: #b54708;
  --warn-soft: #fff4e5;
  --info: #0b5cad;
  --info-soft: #eaf2fb;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05);
  --focus: 0 0 0 3px rgba(11, 92, 173, .45);
  --space-1: .5rem;
  --space-2: .75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --font: "Segoe UI", "Noto Sans Arabic", "Noto Kufi Arabic", Tahoma, "Geeza Pro", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  text-align: start;
}
a { color: var(--primary); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: none; box-shadow: var(--focus); border-radius: 4px; }
.topbar :focus-visible { box-shadow: 0 0 0 3px rgba(255, 255, 255, .6); }
h1, h2, h3 { line-height: 1.35; margin-block: 0 .6em; }
h1 { font-size: 1.55rem; }
h2 { font-size: 1.2rem; }
h3 { font-size: 1.05rem; }
.section-title { font-size: 1.1rem; margin-block: var(--space-4) var(--space-2); }
code { font-family: Consolas, "Courier New", monospace; font-size: .9em; background: #eef1f5; padding: 0 .3em; border-radius: 4px; unicode-bidi: isolate; }
.small { font-size: .85rem; }
.muted { color: var(--muted); }
.text-warn { color: var(--warn); font-weight: 600; }
.ltr-cell { text-align: end; unicode-bidi: isolate; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; inset-inline-start: 1rem; inset-block-start: -3rem; background: var(--primary); color: #fff; padding: .5rem 1rem; z-index: 100; border-radius: 6px; }
.skip-link:focus { inset-block-start: .5rem; }

.container { max-width: 1200px; margin-inline: auto; padding: 1.25rem 1rem 3rem; }
main:focus { outline: none; }

/* الشريط العلوي والتنقل */
.topbar { background: #0f2747; color: #fff; }
.topbar__inner { max-width: 1200px; margin-inline: auto; padding: .6rem 1rem; display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.brand { color: #fff; font-weight: 700; text-decoration: none; font-size: 1.1rem; white-space: nowrap; }
.brand__mark { color: #6fb1ff; }
.mainnav { display: flex; align-items: center; gap: 1rem; flex: 1; flex-wrap: wrap; }
.mainnav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .25rem; }
.mainnav a { color: #dfe9f7; text-decoration: none; padding: .35rem .65rem; border-radius: 6px; display: inline-block; }
.mainnav a:hover, .mainnav a[aria-current="page"] { background: rgba(255, 255, 255, .14); color: #fff; }
.mainnav--guest { justify-content: flex-end; }
.usermenu { margin-inline-start: auto; display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; font-size: .9rem; }
.usermenu__name { color: #fff; font-weight: 600; }
.usermenu a, .usermenu .btn--link { color: #cfe0f5; }
.nav-toggle { display: none; margin-inline-start: auto; background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.4); border-radius: 6px; padding: .35rem .8rem; font: inherit; cursor: pointer; }

.sitefooter { color: var(--muted); font-size: .85rem; border-block-start: 1px solid var(--border); }
.sitefooter .container { padding-block: 1rem; }

/* البطاقات والشبكات */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.1rem 1.25rem; margin-block-end: 1rem; }
.card--narrow { max-width: 520px; margin-inline: auto; }
.card--link { display: block; text-decoration: none; color: inherit; transition: border-color .15s; }
.card--link:hover { border-color: var(--primary); }
.grid { display: grid; gap: 1rem; }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--cards { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); margin-block-end: 1rem; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-block-end: .75rem; }
.page-head h1 { margin: 0; }
.breadcrumbs { font-size: .9rem; color: var(--muted); margin-block-end: .5rem; }
.lead { font-size: 1.1rem; color: var(--muted); }
.stack > * + * { margin-block-start: .75rem; }

/* المؤشرات */
.stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: .75rem; margin-block-end: 1rem; }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: .8rem 1rem; display: flex; flex-direction: column; gap: .2rem; box-shadow: var(--shadow); }
.stat--link { text-decoration: none; color: inherit; }
.stat--link:hover { border-color: var(--primary); }
.stat__label { color: var(--muted); font-size: .85rem; }
.stat__value { font-size: 1.5rem; font-weight: 700; }

progress.progress { appearance: none; width: 100%; height: .6rem; border: 0; border-radius: 99px; background: #e3e8ef; overflow: hidden; }
progress.progress::-webkit-progress-bar { background: #e3e8ef; border-radius: 99px; }
progress.progress::-webkit-progress-value { background: var(--success); border-radius: 99px; }
progress.progress::-moz-progress-bar { background: var(--success); border-radius: 99px; }
progress.progress--lg { height: .9rem; }
progress.progress--inline { width: 5rem; height: .45rem; vertical-align: middle; }
/* في RTL يملأ شريط التقدم من اليمين تلقائيًا مع dir=rtl */

/* الشارات */
.badge { display: inline-block; font-size: .78rem; font-weight: 600; padding: .05rem .55rem; border-radius: 99px; background: #eef1f5; color: var(--text); vertical-align: middle; white-space: nowrap; text-decoration: none; }
.badge--success { background: var(--success-soft); color: var(--success); }
.badge--danger { background: var(--danger-soft); color: var(--danger); }
.badge--warn { background: var(--warn-soft); color: var(--warn); }
.badge--info { background: var(--info-soft); color: var(--info); }
.badge--muted { background: #eef1f5; color: #47506a; }
.badge--outline { background: transparent; border: 1px solid var(--border); color: var(--muted); }

/* التنبيهات */
.alert { border-radius: 8px; padding: .75rem 1rem; margin-block-end: 1rem; border-inline-start: 4px solid; }
.alert--success { background: var(--success-soft); border-color: var(--success); color: #0f4d28; }
.alert--error { background: var(--danger-soft); border-color: var(--danger); color: #7a1a12; }
.alert--warn { background: var(--warn-soft); border-color: var(--warn); color: #5e3d00; }
.alert--info { background: var(--info-soft); border-color: var(--info); color: #0a3f77; }
.empty { padding: 1.5rem; text-align: center; color: var(--muted); background: var(--surface); border: 1px dashed var(--border); border-radius: var(--radius); }
.empty-state { text-align: center; }
.empty-state__code { font-size: 3rem; font-weight: 800; color: var(--border); margin: 0; }

/* الأزرار */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .4rem; font: inherit; font-weight: 600; font-size: .95rem; line-height: 1.2; padding: .55rem 1.1rem; border-radius: 8px; border: 1px solid var(--primary); background: var(--primary); color: var(--primary-ink); cursor: pointer; text-decoration: none; min-height: 2.5rem; }
.btn:hover { filter: brightness(1.08); }
.btn--ghost { background: var(--surface); color: var(--primary); }
.btn--danger { background: var(--danger); border-color: var(--danger); }
.btn--link { background: none; border: 0; padding: 0; min-height: 0; color: var(--primary); text-decoration: underline; font-weight: 500; }
.btn--sm { padding: .3rem .7rem; font-size: .85rem; min-height: 2rem; }
.btn--lg { padding: .75rem 1.5rem; font-size: 1.05rem; }
.btn--block { width: 100%; }
.btn[disabled], fieldset[disabled] .btn { opacity: .55; cursor: not-allowed; }
.actions { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
form.inline { display: inline; }

/* النماذج */
.form { display: flex; flex-direction: column; gap: .9rem; }
.form--inline { flex-direction: row; flex-wrap: wrap; align-items: center; gap: .5rem; }
.form--inline input { flex: 1 1 220px; }
.form--grid, .form .form--grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: .9rem; align-items: end; }
.field { display: flex; flex-direction: column; gap: .3rem; min-width: 0; }
.field--grow { flex: 2 1 260px; }
label, legend { font-weight: 600; font-size: .92rem; }
fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
fieldset.card { padding: 1.1rem 1.25rem; border: 1px solid var(--border); }
fieldset.card > legend { padding-inline: .4rem; }
input, select, textarea { font: inherit; color: var(--text); background: #fff; border: 1px solid #b9c2cf; border-radius: 8px; padding: .5rem .7rem; width: 100%; min-height: 2.5rem; }
textarea { resize: vertical; line-height: 1.7; }
input[type="checkbox"], input[type="radio"] { width: 1.15rem; height: 1.15rem; min-height: 0; accent-color: var(--primary); flex: none; margin: 0; }
input:focus-visible, select:focus-visible, textarea:focus-visible { border-color: var(--primary); }
input[dir="ltr"] { text-align: left; }
.req { color: var(--danger); }
.hint { color: var(--muted); font-size: .85rem; margin: 0; }
.field--error input, .field--error select, .field--error textarea { border-color: var(--danger); }
.field__error { color: var(--danger); font-size: .85rem; margin: 0; font-weight: 600; }
.choice { display: flex; align-items: center; gap: .55rem; font-weight: 500; padding: .35rem 0; cursor: pointer; }
.filters { display: flex; flex-wrap: wrap; gap: .75rem; align-items: flex-end; }
.filters .field { flex: 1 1 160px; }
.filters__actions { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; }
.copy-field { font-family: Consolas, monospace; font-size: .85rem; }
.option-row { display: flex; align-items: center; gap: .6rem; margin-block-end: .45rem; }
.perm-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: .1rem 1rem; margin-block-end: .75rem; }
.inline-details { display: inline-block; }
.inline-details > summary { list-style: none; }
.inline-details[open] form { margin-block-start: .5rem; min-width: 240px; }

/* الجداول */
.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); margin-block-end: 1rem; }
.card .table-wrap { border: 0; margin: 0; }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { padding: .6rem .75rem; text-align: start; border-block-end: 1px solid #edf0f4; vertical-align: middle; }
th { background: #f7f9fb; font-weight: 700; color: #344054; white-space: nowrap; }
tbody tr:hover { background: #fafbfd; }
.pagination { display: flex; justify-content: space-between; align-items: center; gap: .75rem; flex-wrap: wrap; margin-block: .5rem 1rem; }
.pagination__links { display: flex; gap: .5rem; }
.dl { display: grid; grid-template-columns: max-content 1fr; gap: .35rem 1rem; margin: 0 0 1rem; }
.dl dt { color: var(--muted); }
.dl dd { margin: 0; font-weight: 600; }
.list { list-style: none; padding: 0; margin: 0; }
.list li { padding: .45rem 0; border-block-end: 1px solid #edf0f4; display: flex; flex-wrap: wrap; gap: .4rem; align-items: center; }
.timeline { list-style: none; margin: 0; padding: 0; border-inline-start: 2px solid var(--border); }
.timeline li { position: relative; padding: .35rem 1rem; }
.timeline li::before { content: ""; position: absolute; inset-inline-start: -6px; inset-block-start: .85rem; width: 10px; height: 10px; border-radius: 50%; background: var(--primary); }
.timeline__what { font-weight: 600; margin-inline-end: .5rem; }
pre.code { white-space: pre-wrap; word-break: break-word; background: #f3f5f8; padding: .5rem; border-radius: 6px; text-align: left; }

/* مسار المتعلم */
.pathcard__head { display: flex; justify-content: space-between; gap: .5rem; align-items: flex-start; }
.pathcard__head h3 { margin: 0; }
.pathcard__pct { margin: .2rem 0 .6rem; font-weight: 700; }
.stages { margin: 0; }
.stage { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); margin-block-end: .75rem; box-shadow: var(--shadow); }
.stage--locked { background: #fafbfc; }
.stage__summary { display: flex; justify-content: space-between; align-items: center; gap: .75rem; padding: .9rem 1.1rem; cursor: pointer; list-style: none; min-height: 3.25rem; }
.stage__summary::-webkit-details-marker { display: none; }
.stage__summary::after { content: "⌄"; color: var(--muted); font-size: 1.2rem; line-height: 1; transition: transform .15s; }
.stage[open] > .stage__summary::after { transform: rotate(180deg); }
.stage[open] > .stage__summary { border-block-end: 1px solid #edf0f4; }
.stage__title { font-weight: 700; flex: 1; }
.stage__meta { display: flex; align-items: center; gap: .4rem; flex: none; }
.lessons { list-style: none; padding: .25rem 1.1rem .5rem; margin: 0; }
.lesson { display: flex; align-items: flex-start; gap: .65rem; padding: .7rem 0; border-block-end: 1px solid #edf0f4; position: relative; }
.lesson:last-child { border: 0; }
.lesson__icon { width: 1.75rem; height: 1.75rem; flex: none; display: grid; place-items: center; border-radius: 50%; background: #eef1f5; font-size: .85rem; }
.lesson--completed .lesson__icon { background: var(--success-soft); color: var(--success); font-weight: 800; }
.lesson--unlocked .lesson__icon { background: var(--primary); color: #fff; }
.lesson__body { display: flex; flex-direction: column; gap: .25rem; min-width: 0; flex: 1; }
.lesson__title { font-weight: 600; }
.lesson--locked .lesson__title { color: var(--muted); }
.lesson__meta { display: flex; flex-wrap: wrap; gap: .35rem; align-items: center; }
/* الصف كاملًا قابل للنقر في الدروس المتاحة */
.lesson__link::after { content: ""; position: absolute; inset: 0; }
.lesson--next { background: var(--primary-soft); margin-inline: -1.1rem; padding-inline: 1.1rem; border-radius: 8px; }

/* بطاقة «تابع من حيث توقفت» */
.hero { border-inline-start: 5px solid var(--primary); }
.hero__eyebrow { margin: 0; color: var(--primary); font-weight: 700; font-size: .85rem; }
.hero__title { margin: .2rem 0 .1rem; font-size: 1.2rem; }
.hero__cta { margin-block-start: .9rem; }
.stats--compact .stat__value { font-size: 1.3rem; }

/* شريط تقدم القراءة وشريط الإجراء السفلي */
progress.reading-progress { position: fixed; inset-block-start: 0; inset-inline: 0; width: 100%; height: 3px; border: 0; z-index: 60; appearance: none; background: transparent; }
progress.reading-progress::-webkit-progress-bar { background: transparent; }
progress.reading-progress::-webkit-progress-value { background: #6fb1ff; }
progress.reading-progress::-moz-progress-bar { background: #6fb1ff; }
.action-bar { display: none; }
.meta { padding-inline-start: 1.2rem; }

/* محتوى الدرس */
.prose { font-size: 1.05rem; line-height: 1.95; max-width: 75ch; }
.prose h2 { font-size: 1.3rem; margin-block-start: 1.4em; }
.prose h3 { font-size: 1.15rem; margin-block-start: 1.2em; }
.prose ul, .prose ol { padding-inline-start: 1.6rem; }
.prose blockquote { margin: 1rem 0; padding: .6rem 1rem; border-inline-start: 4px solid var(--primary); background: var(--primary-soft); border-radius: 6px; }
.prose pre { background: #f3f5f8; padding: .8rem; border-radius: 8px; overflow-x: auto; direction: ltr; text-align: left; }
.prose--preview { max-height: 70vh; overflow-y: auto; }
.grid--editor { align-items: start; }

/* الاختبار والنتائج */
.question legend { font-size: 1.05rem; margin-block-end: .3rem; }
/* عنوان السؤال داخل البطاقة بدل أن يجلس على حدّها */
.question__legend { float: inline-start; width: 100%; padding: 0; line-height: 1.6; }
.question__legend + * { clear: both; }
.choices { display: flex; flex-direction: column; gap: .5rem; }
.choice--card { border: 1px solid #c9d1dc; border-radius: 10px; padding: .75rem .9rem; min-height: 3rem; background: #fff; align-items: flex-start; transition: border-color .12s, background .12s; }
.choice--card input { margin-block-start: .3rem; }
.choice--card:hover { border-color: var(--primary); }
.choice--card:has(input:checked) { border-color: var(--primary); background: var(--primary-soft); box-shadow: inset 0 0 0 1px var(--primary); }
.choice--card:has(input:focus-visible) { box-shadow: var(--focus); }
.quiz-submit { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; padding-block: .5rem 1rem; }
.quiz-submit__count { margin: 0; font-weight: 600; color: var(--muted); }
.quiz-submit__count.is-complete { color: var(--success); }
.question__n { color: var(--primary); font-weight: 800; }
.question--right { border-inline-start: 4px solid var(--success); }
.question--wrong { border-inline-start: 4px solid var(--danger); }
.options { list-style: none; padding: 0; margin: .5rem 0; }
.option { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; padding: .45rem .7rem; border: 1px solid var(--border); border-radius: 8px; margin-block-end: .4rem; }
.option--selected { border-color: var(--primary); background: var(--primary-soft); }
.option--correct { border-color: var(--success); }
.result { text-align: center; }
.result--pass { border-block-start: 6px solid var(--success); }
.result--fail { border-block-start: 6px solid var(--danger); }
.result__verdict { font-size: 1.4rem; font-weight: 800; margin: 0 0 .5rem; }
.result--pass .result__verdict { color: var(--success); }
.result--fail .result__verdict { color: var(--danger); }
.result__stats { display: flex; justify-content: center; flex-wrap: wrap; gap: 1.5rem; margin: 0 0 1rem; }
.result__stats dt { color: var(--muted); font-size: .85rem; }
.result__stats dd { margin: 0; font-size: 1.3rem; font-weight: 700; }
.result .actions { justify-content: center; }

/* التحقق العام */
.verify { margin-block: 1rem; padding: 1rem; border-radius: var(--radius); border: 1px solid var(--border); }
.verify__status { font-weight: 800; font-size: 1.15rem; margin: 0 0 .75rem; }
.verify--valid { background: var(--success-soft); border-color: var(--success); }
.verify--revoked, .verify--invalid { background: var(--danger-soft); border-color: var(--danger); }
.verify--not_found { background: var(--warn-soft); border-color: var(--warn); }

/* محرر المحتوى */
.stage-editor__head { display: flex; justify-content: space-between; align-items: center; gap: .75rem; flex-wrap: wrap; }
.lesson-list { padding-inline-start: 1.4rem; }
.lesson-list li { padding: .35rem 0; display: list-item; }
.lesson-list .actions { display: inline-flex; margin-inline-start: .5rem; }
.pathdetail { border-block-end: 1px solid #edf0f4; padding: .5rem 0; }
.pathdetail summary { cursor: pointer; }

/* الشهادة (قابلة للطباعة) */
.cert-page { background: #e9edf2; }
.cert-toolbar { max-width: 900px; margin: 1rem auto; padding-inline: 1rem; display: flex; gap: .5rem; justify-content: flex-end; }
.cert-alert { max-width: 900px; margin-inline: auto; }
.certificate { max-width: 900px; margin: 0 auto 2rem; background: #fff; padding: 3rem 3.5rem; border: 10px double #0f2747; text-align: center; position: relative; }
.certificate--revoked::after { content: "ملغاة"; position: absolute; inset: 0; display: grid; place-items: center; font-size: 6rem; color: rgba(180, 35, 24, .18); font-weight: 900; transform: rotate(-18deg); pointer-events: none; }
.certificate__org { color: var(--muted); letter-spacing: .05em; margin: 0; }
.certificate__title { font-size: 2.4rem; color: #0f2747; margin: .5rem 0 1.2rem; }
.certificate__name { font-size: 2rem; font-weight: 800; color: var(--primary); margin: 0 0 1rem; }
.certificate__body { font-size: 1.15rem; max-width: 60ch; margin: 0 auto 1rem; }
.certificate__path { font-size: 1.3rem; font-weight: 700; }
.certificate__meta { display: flex; justify-content: space-between; align-items: flex-end; gap: 1.5rem; margin-block-start: 2rem; text-align: start; flex-wrap: wrap; }
.certificate__meta p { margin: .2rem 0; }
.certificate__qr { margin: 0; width: 140px; text-align: center; }
.certificate__qr svg { width: 140px; height: 140px; }
.certificate__footer { margin-block-start: 1.5rem; color: var(--muted); font-size: .9rem; }

/* الإشعارات */
.notif-list { padding: 0; display: flex; flex-direction: column; gap: .5rem; }
.notif { list-style: none; }
.notif__link { display: flex; flex-direction: column; gap: .15rem; padding: .8rem 1rem; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); text-decoration: none; color: inherit; }
.notif__link:hover { border-color: var(--primary); }
.notif--unread .notif__link { border-inline-start: 4px solid var(--primary); }
.notif__title { font-weight: 600; }
.badge--dot { font-size: .75rem; padding: .05rem .45rem; border-radius: 999px; }
.help-steps { display: flex; flex-direction: column; gap: .5rem; margin: 0; padding-inline-start: 1.4rem; }

/* ========== مكونات مشتركة (نظام التصميم) ========== */

/* قائمة الحساب: عنصر details أصلي يعمل بلوحة المفاتيح ودون JavaScript */
.account { position: relative; }
.account > summary { list-style: none; cursor: pointer; color: #fff; font-weight: 600; font-size: .92rem; padding: .35rem .7rem; border-radius: 6px; border: 1px solid rgba(255,255,255,.25); display: inline-flex; align-items: center; gap: .4rem; }
.account > summary::-webkit-details-marker { display: none; }
.account > summary::after { content: "⌄"; font-size: .9rem; opacity: .8; }
.account[open] > summary { background: rgba(255,255,255,.12); }
.account__panel { position: absolute; inset-inline-end: 0; inset-block-start: calc(100% + .4rem); min-width: 13rem; background: var(--surface); color: var(--text); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: 0 8px 24px rgba(16,24,40,.14); padding: .35rem; z-index: 70; }
.account__panel a, .account__panel button { display: block; width: 100%; text-align: start; padding: .55rem .75rem; border-radius: 6px; color: var(--text); text-decoration: none; background: none; border: 0; font: inherit; cursor: pointer; }
.account__panel a:hover, .account__panel button:hover { background: var(--surface-2); }
.account__panel .account__logout { color: var(--danger); }
.account__who { padding: .45rem .75rem .55rem; border-block-end: 1px solid var(--border); margin-block-end: .3rem; font-size: .85rem; color: var(--muted); }

/* تبويبات القسم: روابط الصفحات الثانوية داخل كل منطقة (المتابعة/المحتوى/الإدارة) */
.subnav { display: flex; gap: .25rem; overflow-x: auto; border-block-end: 1px solid var(--border); margin-block-end: var(--space-4); scrollbar-width: thin; }
.subnav a { white-space: nowrap; padding: .6rem .85rem; color: var(--muted); text-decoration: none; border-block-end: 3px solid transparent; font-weight: 600; font-size: .93rem; }
.subnav a:hover { color: var(--text); }
.subnav a[aria-current="page"] { color: var(--primary); border-block-end-color: var(--primary); }

/* شارات الحالة: نص + رمز دائمًا (لا يُعتمد على اللون وحده) */
.chip { display: inline-flex; align-items: center; gap: .3rem; font-size: .8rem; font-weight: 700; padding: .1rem .6rem; border-radius: 99px; white-space: nowrap; }
.chip::before { font-weight: 800; }
.chip--done { background: var(--success-soft); color: var(--success); }
.chip--done::before { content: "✓"; }
.chip--progress { background: var(--primary-soft); color: var(--primary); }
.chip--progress::before { content: "●"; font-size: .6rem; }
.chip--new { background: #eef1f5; color: #344054; }
.chip--new::before { content: "○"; }
.chip--locked { background: #eef1f5; color: #47506a; }
.chip--locked::before { content: "🔒"; font-size: .7rem; }
.chip--late { background: var(--danger-soft); color: var(--danger); }
.chip--late::before { content: "!"; }

/* بطاقة «أكمل تعلمك» */
.hero { border: 1px solid var(--border); border-inline-start: 5px solid var(--primary); padding: 1.25rem 1.4rem; }
.hero--done { border-inline-start-color: var(--success); }
.hero__meta { display: flex; flex-wrap: wrap; gap: .25rem 1rem; margin: .35rem 0 .75rem; color: var(--muted); font-size: .9rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .5rem; margin-block-start: 1rem; }

/* قائمة المهام: سطر لكل ما يحتاج المتعلم فعله */
.tasks { list-style: none; margin: 0; padding: 0; }
.task { display: flex; align-items: center; gap: .75rem; padding: .75rem 0; border-block-end: 1px solid var(--border); position: relative; }
.task:last-child { border-block-end: 0; }
.task__icon { width: 2rem; height: 2rem; flex: none; display: grid; place-items: center; border-radius: 50%; background: var(--primary-soft); color: var(--primary); font-weight: 800; }
.task--late .task__icon { background: var(--danger-soft); color: var(--danger); }
.task__body { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.task__title { font-weight: 600; }
.task__link { text-decoration: none; color: var(--text); }
.task__link::after { content: ""; position: absolute; inset: 0; }
.task__go { color: var(--primary); font-weight: 700; white-space: nowrap; }

/* بطاقات المسارات */
.pathcard { display: flex; flex-direction: column; gap: .5rem; }
.pathcard__desc { margin: 0; color: var(--muted); font-size: .9rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.pathcard__foot { display: flex; align-items: center; justify-content: space-between; gap: .5rem; margin-block-start: auto; padding-block-start: .5rem; }

/* شريط إحصائي واحد مختصر */
.summary-strip { display: flex; flex-wrap: wrap; gap: .5rem 1.75rem; padding: .85rem 1.1rem; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); margin-block-end: 1rem; }
.summary-strip__item { display: flex; flex-direction: column; }
.summary-strip__label { color: var(--muted); font-size: .8rem; }
.summary-strip__value { font-weight: 800; font-size: 1.15rem; }

/* أقسام قابلة للتوسيع */
.disclosure { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); margin-block-end: 1rem; }
.disclosure > summary { cursor: pointer; list-style: none; padding: .85rem 1.1rem; font-weight: 700; display: flex; justify-content: space-between; align-items: center; gap: .5rem; min-height: 3rem; }
.disclosure > summary::-webkit-details-marker { display: none; }
.disclosure > summary::after { content: "⌄"; color: var(--muted); transition: transform .15s; }
.disclosure[open] > summary::after { transform: rotate(180deg); }
.disclosure[open] > summary { border-block-end: 1px solid var(--border); }
.disclosure__body { padding: 1rem 1.1rem; }
.disclosure__body > .table-wrap { margin: -.25rem 0 0; border: 0; }

/* «يحتاج إلى متابعة» و المؤشرات القابلة للنقر */
.attention { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: .75rem; margin-block-end: 1.25rem; }
.attention__item { display: flex; align-items: center; gap: .85rem; padding: .9rem 1rem; background: var(--surface); border: 1px solid var(--border); border-inline-start: 4px solid var(--warn); border-radius: var(--radius); text-decoration: none; color: var(--text); }
.attention__item--danger { border-inline-start-color: var(--danger); }
.attention__item--ok { border-inline-start-color: var(--success); }
.attention__item:hover { border-color: var(--border-strong); background: var(--surface-2); }
.attention__count { font-size: 1.6rem; font-weight: 800; min-width: 2.2rem; text-align: center; }
.attention__label { flex: 1; font-weight: 600; line-height: 1.4; }
.attention__label small { display: block; color: var(--muted); font-weight: 400; }
.attention__go { color: var(--primary); font-weight: 800; }
.kpis { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: .6rem; margin-block-end: 1.25rem; }
.kpi { display: flex; flex-direction: column; gap: .15rem; padding: .75rem .9rem; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); text-decoration: none; color: var(--text); }
a.kpi:hover { border-color: var(--primary); }
.kpi__label { color: var(--muted); font-size: .82rem; }
.kpi__value { font-size: 1.3rem; font-weight: 800; }
.kpi--lead .kpi__value { font-size: 1.6rem; color: var(--primary); }

/* زر بشكل summary (لعناصر details التي تفتح نموذج تعديل) */
summary.btn { list-style: none; }
summary.btn::-webkit-details-marker { display: none; }

/* قراءة الدرس: عرض سطر مريح للنص العربي */
.lesson-body { max-width: 52rem; margin-inline: auto; }
.lesson-body + .card, #lesson-actions { max-width: 52rem; margin-inline: auto; }
.lesson-header__trail { color: var(--muted); font-size: .88rem; margin: 0 0 .25rem; }
.lock-reason { color: var(--muted); font-size: .85rem; }

.divider { display: flex; align-items: center; gap: .75rem; color: var(--muted); font-size: .85rem; margin-block: .25rem; }
.divider::before, .divider::after { content: ""; flex: 1; border-block-start: 1px solid var(--border); }
.code-input { font-size: 1.6rem; letter-spacing: .5em; text-align: center; font-weight: 700; }
.stage--static > .stage__summary { cursor: default; border-block-end: 1px solid #edf0f4; }
.stage--static > .stage__summary::after { content: none; }
.row-actions { display: flex; flex-wrap: wrap; gap: .35rem; align-items: center; }
.btn--danger-text { color: var(--danger); border-color: #f1c4bf; }
.m-0 { margin: 0; }
.h-tight { margin-block-end: .25rem; }
.hero__next { align-self: center; }

/* التجاوب */
@media (max-width: 900px) {
  .grid--2 { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  h1 { font-size: 1.35rem; }
  body { font-size: 1.02rem; }
  .container { padding-inline: max(1rem, env(safe-area-inset-left), env(safe-area-inset-right)); }
  /* الشريط العلوي ثابت لسهولة التنقل */
  .topbar { position: sticky; inset-block-start: 0; z-index: 50; padding-block-start: env(safe-area-inset-top); }
  .mainnav.is-open { max-height: calc(100vh - 3.5rem); overflow-y: auto; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .5rem; }
  .stats--compact .stat { padding: .6rem .75rem; }
  .stats--compact .stat:first-child { grid-column: 1 / -1; }
  .stat__label { font-size: .8rem; }
  .btn { min-height: 2.75rem; }
  .btn--block-mobile { width: 100%; }
  .actions form.inline { display: block; width: 100%; }
  .actions--stack-mobile { flex-direction: column; align-items: stretch; }
  .actions--stack-mobile .btn { width: 100%; }
  .page-head .btn { width: 100%; }
  .filters .field { flex-basis: 100%; }
  .filters__actions { width: 100%; }
  .filters__actions .btn { flex: 1; }
  .prose { font-size: 1.06rem; line-height: 2; }
  .lesson-body { padding: 1rem; }
  .breadcrumbs { font-size: .82rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  /* زر الإجراء الرئيسي مثبت أسفل الشاشة في صفحة الدرس */
  .action-bar { display: block; position: fixed; inset-inline: 0; inset-block-end: 0; z-index: 40; padding: .6rem 1rem calc(.6rem + env(safe-area-inset-bottom));
    background: rgba(255, 255, 255, .97); border-block-start: 1px solid var(--border); box-shadow: 0 -4px 14px rgba(16, 24, 40, .08); }
  .action-bar.is-hidden { display: none; }
  body:has(.action-bar) .sitefooter { padding-block-end: 4.5rem; }
  /* زر التسليم والعداد ثابتان أسفل الشاشة أثناء الاختبار */
  .quiz-submit { position: sticky; inset-block-end: 0; z-index: 40; margin-inline: -1rem; padding: .6rem 1rem calc(.6rem + env(safe-area-inset-bottom));
    background: rgba(255, 255, 255, .97); border-block-start: 1px solid var(--border); box-shadow: 0 -4px 14px rgba(16, 24, 40, .08); }
  .quiz-submit__count { width: 100%; text-align: center; font-size: .9rem; }
  /* الجداول المكدسة: كل صف بطاقة، وكل خلية سطر بعنوانها */
  .table--stack thead { display: none; }
  .table--stack, .table--stack tbody, .table--stack tr, .table--stack td { display: block; width: 100%; }
  .table--stack tr { border-block-end: 8px solid var(--bg); padding: .5rem .25rem; }
  .table--stack td { display: flex; flex-wrap: wrap; justify-content: flex-start; align-items: center; gap: .25rem .5rem; border: 0; padding: .35rem .75rem; text-align: end; }
  .table--stack td::before { content: attr(data-label); font-weight: 600; color: var(--muted); text-align: start; flex: none; max-width: 45%; margin-inline-end: auto; }
  .table--stack td[data-label=""]::before { content: none; }
  .table--stack td:first-child { font-weight: 700; font-size: 1rem; }
  .card .table-wrap .table--stack tr:last-child { border-block-end: 0; }
  /* بدون JS تبقى القائمة ظاهرة ومكدسة؛ مع JS تُطوى خلف زر القائمة */
  .mainnav:not(.mainnav--guest) { flex-basis: 100%; flex-direction: column; align-items: stretch; }
  html.js .nav-toggle { display: inline-block; }
  html.js .mainnav:not(.mainnav--guest):not(.is-open) { display: none; }
  html.js .mainnav.is-open { display: flex; }
  .mainnav ul { flex-direction: column; }
  .mainnav a { display: block; padding: .6rem .75rem; }
  .usermenu { margin-inline-start: 0; padding-block: .5rem; border-block-start: 1px solid rgba(255,255,255,.2); }
  .card { padding: .9rem 1rem; }
  .stat__value { font-size: 1.25rem; }
  .certificate { padding: 1.5rem 1.25rem; border-width: 6px; }
  .certificate__title { font-size: 1.6rem; }
  .certificate__name { font-size: 1.4rem; }
  .dl { grid-template-columns: 1fr; }
  .dl dd { margin-block-end: .4rem; }
}

@media (max-width: 760px) {
  /* قائمة الحساب داخل قائمة الجوال تُعرض كعناصر عادية */
  .account { width: 100%; }
  .account > summary { width: 100%; justify-content: space-between; }
  .account__panel { position: static; box-shadow: none; margin-block-start: .4rem; }
  .attention { grid-template-columns: 1fr; }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kpi--lead { grid-column: 1 / -1; }
  .hero { padding: 1rem; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__next { text-align: center; }
  .row-actions { width: 100%; justify-content: flex-start; }
  .row-actions .btn, .row-actions form.inline { flex: 1; }
  .row-actions form.inline .btn { width: 100%; }
  .summary-strip { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .6rem; }
  .task__go { display: none; }
}

@media print {
  .no-print, .topbar, .sitefooter { display: none !important; }
  body, .cert-page { background: #fff; }
  .certificate { margin: 0; max-width: none; box-shadow: none; }
  @page { size: A4 landscape; margin: 12mm; }
}

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }