/* ===================================================
   الاجتماعيات للجميع - نظام التصميم الرئيسي
   الأستاذ أحمد بوعمود - مؤسسة الحنان
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;500;600;700;900&family=Tajawal:wght@300;400;500;700;900&display=swap');

/* ===== متغيرات الألوان ===== */
:root {
  /* الألوان الرئيسية */
  --primary: #1A6B45;
  --primary-light: #2D8A5E;
  --primary-lighter: #52B788;
  --primary-dark: #0D4A2E;

  /* الذهبي المغربي */
  --gold: #C9922A;
  --gold-light: #E8B84B;
  --gold-lighter: #FDF0D5;

  /* ألوان المجالات */
  --history: #C0392B;
  --history-light: #E74C3C;
  --history-bg: #FEF5F4;
  --history-border: #F5B7B1;

  --geography: #1A5276;
  --geography-light: #2471A3;
  --geography-bg: #EBF5FB;
  --geography-border: #AED6F1;

  --citizenship: #1E8449;
  --citizenship-light: #27AE60;
  --citizenship-bg: #EAFAF1;
  --citizenship-border: #A9DFBF;

  /* الخلفيات */
  --bg-main: #F2F5F9;
  --bg-white: #FFFFFF;
  --bg-light: #F8FAFC;
  --bg-dark: #0D1B2A;

  /* النصوص */
  --text-dark: #1A252F;
  --text-medium: #2C3E50;
  --text-muted: #6C757D;
  --text-light: #ADB5BD;

  /* الظلال */
  --shadow-sm: 0 1px 4px rgba(0,0,0,0.06);
  --shadow: 0 4px 16px rgba(0,0,0,0.10);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.12);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.14);

  /* الحدود */
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;

  /* الانتقالات */
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);

  /* الخطوط */
  --font-main: 'Cairo', 'Tajawal', system-ui, -apple-system, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-md: 1.125rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.5rem;

  /* الفضاءات */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
}

/* ===== الأساس ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  direction: rtl;
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  font-size: var(--font-size-base);
  color: var(--text-medium);
  background-color: var(--bg-main);
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ===== شريط التنقل ===== */
.navbar {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 20px rgba(13, 74, 46, 0.3);
}

.navbar-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  gap: var(--space-md);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: white;
  flex-shrink: 0;
}

.navbar-brand .brand-icon {
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  border: 1px solid rgba(255,255,255,0.2);
}

.navbar-brand .brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.navbar-brand .brand-title {
  font-size: 1rem;
  font-weight: 700;
  color: white;
}

.navbar-brand .brand-sub {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.7);
  font-weight: 400;
}

.navbar-nav {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 0.25rem;
  flex: 1;
  justify-content: center;
}

.navbar-nav a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.navbar-nav a:hover,
.navbar-nav a.active {
  background: rgba(255,255,255,0.15);
  color: white;
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-shrink: 0;
}

.btn-nav {
  background: var(--gold);
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-main);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-nav:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
}

.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: white;
  font-size: 1.5rem;
  padding: 0.5rem;
}

/* ===== المحتوى الرئيسي ===== */
main {
  min-height: calc(100vh - 140px);
}

/* ===== الحاوية ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container-wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* ===== قسم البطل (Hero) ===== */
.hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  color: white;
  padding: var(--space-3xl) 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(201,146,42,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-2xl);
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50px;
  padding: 0.4rem 1rem;
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-md);
  backdrop-filter: blur(10px);
}

.hero h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.hero h1 .highlight {
  color: var(--gold-light);
}

.hero p {
  font-size: var(--font-size-md);
  color: rgba(255,255,255,0.85);
  max-width: 600px;
  margin-bottom: var(--space-xl);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: flex-end;
}

.hero-stat-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-xl);
  text-align: center;
  backdrop-filter: blur(10px);
  min-width: 140px;
}

.hero-stat-card .stat-number {
  font-size: var(--font-size-2xl);
  font-weight: 900;
  color: var(--gold-light);
}

.hero-stat-card .stat-label {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.8);
  margin-top: 0.25rem;
}

/* ===== الأزرار ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-family: var(--font-main);
  font-size: var(--font-size-base);
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gold);
  color: white;
  box-shadow: 0 4px 15px rgba(201,146,42,0.4);
}

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(201,146,42,0.5);
}

.btn-secondary {
  background: rgba(255,255,255,0.15);
  color: white;
  border: 1px solid rgba(255,255,255,0.3);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.25);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: white;
}

.btn-green {
  background: var(--primary);
  color: white;
  box-shadow: 0 4px 15px rgba(26,107,69,0.3);
}

.btn-green:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: var(--font-size-sm);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: var(--font-size-md);
}

/* ===== البطاقات ===== */
.card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.card-header {
  padding: var(--space-lg);
  border-bottom: 1px solid #F0F0F0;
}

.card-body {
  padding: var(--space-lg);
}

.card-footer {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid #F0F0F0;
  background: var(--bg-light);
}

/* ===== بطاقة الدرس ===== */
.lesson-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  overflow: hidden;
  border: 1px solid rgba(0,0,0,0.04);
  text-decoration: none;
  color: var(--text-medium);
}

.lesson-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.lesson-card-domain {
  height: 6px;
}

.lesson-card.history .lesson-card-domain { background: linear-gradient(90deg, var(--history), var(--history-light)); }
.lesson-card.geography .lesson-card-domain { background: linear-gradient(90deg, var(--geography), var(--geography-light)); }
.lesson-card.citizenship .lesson-card-domain { background: linear-gradient(90deg, var(--citizenship), var(--citizenship-light)); }

.lesson-card-body {
  padding: var(--space-lg);
  flex: 1;
}

.lesson-card-number {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.history .lesson-card-number { background: var(--history-bg); color: var(--history); }
.geography .lesson-card-number { background: var(--geography-bg); color: var(--geography); }
.citizenship .lesson-card-number { background: var(--citizenship-bg); color: var(--citizenship); }

.lesson-card-title {
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: var(--space-sm);
  line-height: 1.4;
}

.lesson-card-desc {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.6;
  flex: 1;
}

.lesson-card-footer {
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid #F5F5F5;
  background: var(--bg-light);
}

.lesson-card-badge {
  font-size: var(--font-size-xs);
  padding: 0.25rem 0.6rem;
  border-radius: 20px;
  font-weight: 600;
}

.history .lesson-card-badge { background: var(--history-bg); color: var(--history); }
.geography .lesson-card-badge { background: var(--geography-bg); color: var(--geography); }
.citizenship .lesson-card-badge { background: var(--citizenship-bg); color: var(--citizenship); }

.lesson-reviewed-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: var(--font-size-xs);
  color: var(--citizenship);
  font-weight: 600;
  background: var(--citizenship-bg);
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  opacity: 0;
  transition: var(--transition);
}

.lesson-card.reviewed .lesson-reviewed-badge { opacity: 1; }

/* ===== شبكة البطاقات ===== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.cards-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.cards-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

/* ===== عنوان القسم ===== */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
  gap: var(--space-md);
}

.section-title {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.section-title::before {
  content: '';
  width: 4px;
  height: 1.4em;
  background: linear-gradient(180deg, var(--primary), var(--gold));
  border-radius: 4px;
  flex-shrink: 0;
}

.section-subtitle {
  font-size: var(--font-size-md);
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.section {
  padding: var(--space-2xl) 0;
}

.section-alt {
  background: var(--bg-white);
  padding: var(--space-2xl) 0;
}

/* ===== شريط التقدم ===== */
.progress-bar {
  width: 100%;
  height: 8px;
  background: #E9ECEF;
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-lighter));
  border-radius: 4px;
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-sm);
}

.progress-text {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.progress-percent {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--primary);
}

/* ===== وسوم المجالات ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 0.3px;
}

.badge-history { background: var(--history-bg); color: var(--history); border: 1px solid var(--history-border); }
.badge-geography { background: var(--geography-bg); color: var(--geography); border: 1px solid var(--geography-border); }
.badge-citizenship { background: var(--citizenship-bg); color: var(--citizenship); border: 1px solid var(--citizenship-border); }
.badge-primary { background: rgba(26,107,69,0.1); color: var(--primary); border: 1px solid rgba(26,107,69,0.2); }
.badge-gold { background: var(--gold-lighter); color: var(--gold); border: 1px solid rgba(201,146,42,0.3); }

/* ===== العد التنازلي ===== */
.countdown-section {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: white;
  padding: var(--space-2xl) 0;
}

.countdown-grid {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.countdown-item {
  text-align: center;
  min-width: 100px;
}

.countdown-number {
  display: block;
  font-size: 3.5rem;
  font-weight: 900;
  color: var(--gold-light);
  line-height: 1;
  text-shadow: 0 4px 15px rgba(201,146,42,0.4);
}

.countdown-label {
  display: block;
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.7);
  margin-top: 0.5rem;
}

.countdown-separator {
  font-size: 2.5rem;
  color: rgba(255,255,255,0.3);
  align-self: center;
  font-weight: 300;
  line-height: 1;
}

/* ===== صفحة الدرس ===== */
.lesson-page-header {
  padding: var(--space-2xl) 0;
  position: relative;
  overflow: hidden;
}

.lesson-page-header.history-header {
  background: linear-gradient(135deg, #7B241C 0%, var(--history) 100%);
}

.lesson-page-header.geography-header {
  background: linear-gradient(135deg, #0E3460 0%, var(--geography) 100%);
}

.lesson-page-header.citizenship-header {
  background: linear-gradient(135deg, #0B5226 0%, var(--citizenship) 100%);
}

.lesson-page-header .lesson-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.7);
}

.lesson-page-header .lesson-breadcrumb a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
}

.lesson-page-header .lesson-breadcrumb a:hover { color: white; }

.lesson-page-header h1 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 900;
  color: white;
  margin-bottom: var(--space-md);
  line-height: 1.3;
}

.lesson-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.lesson-meta-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.8);
  background: rgba(255,255,255,0.1);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.15);
}

/* ===== صندوق الفكرة العامة ===== */
.concept-box {
  background: linear-gradient(135deg, rgba(26,107,69,0.05), rgba(26,107,69,0.1));
  border: 1px solid rgba(26,107,69,0.2);
  border-right: 4px solid var(--primary);
  border-radius: var(--radius);
  padding: var(--space-xl);
  margin: var(--space-xl) 0;
}

.concept-box.history-box {
  background: linear-gradient(135deg, rgba(192,57,43,0.05), rgba(192,57,43,0.1));
  border-color: rgba(192,57,43,0.2);
  border-right-color: var(--history);
}

.concept-box.geography-box {
  background: linear-gradient(135deg, rgba(26,82,118,0.05), rgba(26,82,118,0.1));
  border-color: rgba(26,82,118,0.2);
  border-right-color: var(--geography);
}

.concept-box.citizenship-box {
  background: linear-gradient(135deg, rgba(30,132,73,0.05), rgba(30,132,73,0.1));
  border-color: rgba(30,132,73,0.2);
  border-right-color: var(--citizenship);
}

.concept-box h3 {
  font-size: var(--font-size-md);
  font-weight: 700;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.concept-box p {
  font-size: var(--font-size-md);
  line-height: 1.8;
  color: var(--text-medium);
}

/* ===== المحاور ===== */
.axes-list {
  counter-reset: axis-counter;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.axes-list li {
  counter-increment: axis-counter;
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: var(--space-md) var(--space-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0,0,0,0.04);
}

.axes-list li::before {
  content: counter(axis-counter);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--font-size-sm);
  flex-shrink: 0;
}

/* ===== المصطلحات ===== */
.terms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-md);
}

.term-card {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0,0,0,0.04);
  transition: var(--transition);
}

.term-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.term-name {
  font-weight: 700;
  color: var(--primary);
  font-size: var(--font-size-sm);
  margin-bottom: 0.5rem;
}

.term-def {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== الجدول الزمني ===== */
.timeline {
  position: relative;
  padding: var(--space-xl) 0;
}

.timeline::before {
  content: '';
  position: absolute;
  right: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--history), rgba(192,57,43,0.1));
}

.timeline-item {
  display: flex;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
  position: relative;
}

.timeline-dot {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--history);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: white;
  font-size: var(--font-size-xs);
  font-weight: 800;
  z-index: 1;
  box-shadow: 0 0 0 4px rgba(192,57,43,0.15);
}

.timeline-content {
  background: var(--bg-white);
  border-radius: var(--radius);
  padding: var(--space-md) var(--space-lg);
  box-shadow: var(--shadow-sm);
  flex: 1;
  border: 1px solid rgba(0,0,0,0.04);
}

.timeline-year {
  font-size: var(--font-size-sm);
  font-weight: 800;
  color: var(--history);
  margin-bottom: 0.25rem;
}

.timeline-text {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== الاختبار التفاعلي ===== */
.quiz-container {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.quiz-header {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: white;
  padding: var(--space-lg) var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.quiz-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
}

.quiz-progress-text {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.8);
  background: rgba(255,255,255,0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
}

.quiz-body {
  padding: var(--space-xl);
}

.quiz-question {
  display: none;
}

.quiz-question.active {
  display: block;
}

.quiz-question-text {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: var(--space-lg);
  line-height: 1.6;
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.quiz-option {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border: 2px solid #E9ECEF;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  font-size: var(--font-size-base);
  color: var(--text-medium);
  background: var(--bg-light);
}

.quiz-option:hover {
  border-color: var(--primary);
  background: rgba(26,107,69,0.05);
}

.quiz-option.selected {
  border-color: var(--primary);
  background: rgba(26,107,69,0.08);
  color: var(--primary);
  font-weight: 600;
}

.quiz-option.correct {
  border-color: var(--citizenship);
  background: var(--citizenship-bg);
  color: var(--citizenship);
}

.quiz-option.wrong {
  border-color: var(--history);
  background: var(--history-bg);
  color: var(--history);
}

.quiz-option-letter {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #E9ECEF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 700;
  flex-shrink: 0;
}

.quiz-feedback {
  margin-top: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius);
  font-size: var(--font-size-sm);
  font-weight: 600;
  display: none;
}

.quiz-feedback.correct { background: var(--citizenship-bg); color: var(--citizenship); }
.quiz-feedback.wrong { background: var(--history-bg); color: var(--history); }

.quiz-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md) var(--space-xl) var(--space-xl);
  gap: var(--space-md);
}

.quiz-result {
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
  display: none;
}

.quiz-score {
  font-size: 5rem;
  font-weight: 900;
  line-height: 1;
  margin-bottom: var(--space-md);
}

.quiz-score.excellent { color: var(--citizenship); }
.quiz-score.good { color: var(--gold); }
.quiz-score.average { color: #E67E22; }
.quiz-score.poor { color: var(--history); }

/* ===== زر تمت المراجعة ===== */
.review-btn {
  width: 100%;
  padding: var(--space-md) var(--space-xl);
  border: 2px solid var(--primary-lighter);
  border-radius: var(--radius-lg);
  background: var(--bg-white);
  color: var(--primary);
  font-family: var(--font-main);
  font-size: var(--font-size-md);
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
}

.review-btn:hover {
  background: rgba(26,107,69,0.05);
  border-color: var(--primary);
}

.review-btn.reviewed {
  background: var(--citizenship-bg);
  border-color: var(--citizenship);
  color: var(--citizenship);
}

.review-btn .btn-icon { font-size: 1.5rem; }

/* ===== الجانب العائم (Sidebar) ===== */
.lesson-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--space-xl);
  align-items: start;
}

.lesson-sidebar {
  position: sticky;
  top: 90px;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.sidebar-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  border: 1px solid rgba(0,0,0,0.04);
}

.sidebar-card-header {
  padding: var(--space-md) var(--space-lg);
  font-weight: 700;
  font-size: var(--font-size-sm);
  color: var(--text-dark);
  border-bottom: 1px solid #F0F0F0;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.sidebar-card-body {
  padding: var(--space-md) var(--space-lg);
}

.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.4rem 0;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
  border-radius: var(--radius-sm);
}

.sidebar-nav-item:hover { color: var(--primary); }

/* ===== التذييل ===== */
footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.7);
  padding: var(--space-2xl) 0;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-xl);
}

.footer-brand .brand-name {
  font-size: var(--font-size-xl);
  font-weight: 900;
  color: white;
  margin-bottom: var(--space-sm);
}

.footer-brand .brand-desc {
  font-size: var(--font-size-sm);
  line-height: 1.8;
  color: rgba(255,255,255,0.6);
  max-width: 300px;
}

.footer-heading {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: var(--transition);
}

.footer-links a:hover { color: white; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.footer-signature {
  color: var(--gold-light);
  font-weight: 600;
}

/* ===== الطباعة ===== */
@media print {
  .navbar, footer, .quiz-container, .review-btn, .lesson-sidebar,
  .btn, .hamburger { display: none !important; }

  body { font-size: 12pt; background: white; color: black; }
  .lesson-page-header { background: #333 !important; -webkit-print-color-adjust: exact; }
  .concept-box, .term-card, .timeline-content { break-inside: avoid; }
  .lesson-layout { grid-template-columns: 1fr !important; }

  h1, h2, h3 { page-break-after: avoid; }
  .card { box-shadow: none; border: 1px solid #ddd; }
}

/* ===== البحث ===== */
.search-container {
  position: relative;
  max-width: 500px;
  width: 100%;
}

.search-input {
  width: 100%;
  padding: 0.75rem 1rem 0.75rem 3rem;
  border: 2px solid #E9ECEF;
  border-radius: var(--radius-lg);
  font-family: var(--font-main);
  font-size: var(--font-size-base);
  background: var(--bg-white);
  transition: var(--transition);
  direction: rtl;
}

.search-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,107,69,0.1);
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

/* ===== الفلاتر ===== */
.filter-tabs {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.filter-tab {
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  border: 2px solid transparent;
  font-family: var(--font-main);
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  background: var(--bg-white);
  color: var(--text-muted);
  box-shadow: var(--shadow-sm);
}

.filter-tab:hover { border-color: var(--primary); color: var(--primary); }
.filter-tab.active-all { background: var(--primary); color: white; border-color: var(--primary); }
.filter-tab.active-history { background: var(--history); color: white; border-color: var(--history); }
.filter-tab.active-geography { background: var(--geography); color: white; border-color: var(--geography); }
.filter-tab.active-citizenship { background: var(--citizenship); color: white; border-color: var(--citizenship); }

/* ===== الإنفوغرافيا ===== */
.infographic-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--transition);
  border: 1px solid rgba(0,0,0,0.04);
}

.infographic-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }

.infographic-visual {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  position: relative;
  overflow: hidden;
}

.infographic-visual::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40px;
  background: linear-gradient(180deg, transparent, var(--bg-white));
}

.infographic-body {
  padding: var(--space-lg);
}

/* ===== الاستجابة للأجهزة المحمولة ===== */
@media (max-width: 1024px) {
  .lesson-layout { grid-template-columns: 1fr; }
  .lesson-sidebar { position: static; }
  .cards-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .navbar-nav { display: none; }
  .hamburger { display: block; }
  .navbar-inner { padding: 0 var(--space-md); }

  .hero { padding: var(--space-xl) 0; }
  .hero-content { grid-template-columns: 1fr; }
  .hero-stats { align-items: flex-start; flex-direction: row; }
  .hero h1 { font-size: 1.6rem; }

  .cards-grid, .cards-grid-3, .cards-grid-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-xl); }

  .container, .container-wide { padding: 0 var(--space-md); }

  .section, .section-alt { padding: var(--space-xl) 0; }

  .countdown-number { font-size: 2.5rem; }

  .mobile-menu {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--primary-dark);
    padding: var(--space-md);
    z-index: 999;
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    transition: var(--transition-slow);
    pointer-events: none;
  }

  .mobile-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .mobile-menu a {
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    padding: var(--space-md);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-base);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
  }

  .mobile-menu a:hover { background: rgba(255,255,255,0.1); color: white; }
}

@media (max-width: 480px) {
  :root { --font-size-base: 0.95rem; }
  .hero h1 { font-size: 1.4rem; }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .filter-tabs { gap: var(--space-xs); }
}

/* ===== بطاقات الإحصاءات ===== */
.stat-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  transition: var(--transition);
  border: 1px solid rgba(0,0,0,0.04);
}

.stat-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }

.stat-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  flex-shrink: 0;
}

.stat-icon.green { background: var(--citizenship-bg); }
.stat-icon.red { background: var(--history-bg); }
.stat-icon.blue { background: var(--geography-bg); }
.stat-icon.gold { background: var(--gold-lighter); }

.stat-info .stat-value {
  font-size: var(--font-size-2xl);
  font-weight: 900;
  color: var(--text-dark);
  line-height: 1;
}

.stat-info .stat-label {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* ===== صفحة ليلة الامتحان ===== */
.exam-night-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.exam-night-card-header {
  padding: var(--space-lg);
  color: white;
  font-size: var(--font-size-lg);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.exam-night-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: var(--space-md);
}

.exam-night-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: 0.6rem var(--space-md);
  background: var(--bg-white);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  line-height: 1.5;
}

.exam-night-list li::before {
  content: '←';
  color: var(--gold);
  flex-shrink: 0;
  font-weight: 700;
}

/* ===== صندوق المنهجية ===== */
.methodology-step {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-lg);
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0,0,0,0.04);
  margin-bottom: var(--space-md);
}

.methodology-step-number {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-lighter));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: var(--font-size-lg);
  flex-shrink: 0;
}

.methodology-step-content h4 {
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.methodology-step-content p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  line-height: 1.7;
}

/* ===== تحسينات عامة ===== */
.hidden { display: none !important; }
.visible { display: block !important; }

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-primary { color: var(--primary); }
.text-gold { color: var(--gold); }

.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }

.divider {
  border: none;
  border-top: 1px solid #F0F0F0;
  margin: var(--space-xl) 0;
}

.alert {
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
}

.alert-info { background: var(--geography-bg); color: var(--geography); border: 1px solid var(--geography-border); }
.alert-success { background: var(--citizenship-bg); color: var(--citizenship); border: 1px solid var(--citizenship-border); }
.alert-warning { background: var(--gold-lighter); color: var(--gold); border: 1px solid rgba(201,146,42,0.3); }
.alert-error { background: var(--history-bg); color: var(--history); border: 1px solid var(--history-border); }

/* ===== لوحة التقدم ===== */
.progress-dashboard {
  background: var(--bg-white);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow: var(--shadow);
  margin-top: var(--space-xl);
}

.progress-domains {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.domain-progress {
  text-align: center;
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.domain-progress.history-domain { background: var(--history-bg); }
.domain-progress.geography-domain { background: var(--geography-bg); }
.domain-progress.citizenship-domain { background: var(--citizenship-bg); }

.domain-progress:hover { transform: translateY(-2px); }

.domain-progress .domain-icon { font-size: 2.5rem; margin-bottom: var(--space-sm); }
.domain-progress .domain-name { font-weight: 700; font-size: var(--font-size-sm); margin-bottom: var(--space-sm); }
.domain-progress .domain-count { font-size: 1.75rem; font-weight: 900; }

.history-domain .domain-name { color: var(--history); }
.geography-domain .domain-name { color: var(--geography); }
.citizenship-domain .domain-name { color: var(--citizenship); }

.history-domain .domain-count { color: var(--history); }
.geography-domain .domain-count { color: var(--geography); }
.citizenship-domain .domain-count { color: var(--citizenship); }

@media (max-width: 768px) {
  .progress-domains { grid-template-columns: 1fr; gap: var(--space-md); }
}

/* ─── Notion Sync Content ─── */
#notion-content { display: none; }

.notion-sync-box {
  margin: 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.notion-block {
  background: var(--bg-light, #f8f9fa);
  border-radius: var(--radius, 12px);
  padding: 1rem 1.25rem;
  border-right: 4px solid var(--primary, #E67E22);
  line-height: 1.8;
}

.notion-block strong {
  display: block;
  margin-bottom: 0.4rem;
  font-size: var(--font-size-sm, 0.9rem);
  color: var(--primary, #E67E22);
}

.notion-block p {
  margin: 0;
  font-size: var(--font-size-sm, 0.9rem);
  color: var(--text, #333);
}

.notion-teacher {
  border-right-color: var(--history, #C0392B);
  background: rgba(192, 57, 43, 0.06);
}

.notion-teacher strong {
  color: var(--history, #C0392B);
}