/* ===================================================
   وَميض — Wameedh Educational Platform
   Full CSS Design System
   =================================================== */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;500;600;700;800;900&display=swap');

/* ============ CSS Variables ============ */
:root {
  --purple:       #7c3aed;
  --purple-light: #a855f7;
  --purple-dark:  #5b21b6;
  --purple-glow:  rgba(124,58,237,0.35);
  --blue:         #4f46e5;
  --blue-light:   #818cf8;
  --green:        #10b981;
  --orange:       #f59e0b;
  --red:          #ef4444;
  --cyan:         #06b6d4;

  --bg-dark:      #0d0b1e;
  --bg-card:      #13102a;
  --bg-card2:     #1a1535;
  --bg-elevated:  #221c40;
  --border:       rgba(124,58,237,0.2);
  --border-light: rgba(255,255,255,0.06);

  --text-white:   #f5f3ff;
  --text-gray:    #a89fcf;
  --text-muted:   #6b608a;

  --radius:       16px;
  --radius-sm:    10px;
  --radius-lg:    24px;
  --shadow:       0 8px 32px rgba(0,0,0,0.4);
  --shadow-purple:0 8px 30px rgba(124,58,237,0.3);

  --transition:   all 0.3s cubic-bezier(0.4,0,0.2,1);
  --font:         'Cairo', 'Tajawal', sans-serif;
}

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

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

body {
  font-family: var(--font);
  background: var(--bg-dark);
  color: var(--text-white);
  direction: rtl;
  overflow-x: hidden;
  min-height: 100vh;
}

a { text-decoration: none; color: inherit; }
button { border: none; cursor: pointer; font-family: var(--font); }
input, select { font-family: var(--font); }
img { max-width: 100%; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--purple-dark); border-radius: 3px; }

/* ============ Page System ============ */
.page { display: none; }
.page.active { display: block; }

/* ============ Sidebar ============ */
.sidebar {
  position: fixed;
  top: 0; right: 0;
  width: 220px;
  height: 100vh;
  background: var(--bg-card);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 1.5rem 1rem;
  z-index: 100;
  transform: translateX(100%);
  transition: transform 0.35s ease;
}
.sidebar.visible { transform: translateX(0); }
.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0.5rem 0.5rem 1.5rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
}
.logo-icon {
  font-size: 1.6rem;
  background: linear-gradient(135deg, var(--purple), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 8px var(--purple-glow));
}
.logo-text {
  font-size: 1.3rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--purple-light), var(--blue-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-gray);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}
.nav-item:hover {
  background: rgba(124,58,237,0.1);
  color: var(--text-white);
}
.nav-item.active {
  background: linear-gradient(135deg, rgba(124,58,237,0.3), rgba(79,70,229,0.3));
  color: var(--purple-light);
  border: 1px solid var(--border);
}
.nav-icon { font-size: 1.1rem; }
.sidebar-footer { border-top: 1px solid var(--border); padding-top: 1rem; }
.logout-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 10px 14px;
  background: none;
  color: var(--text-gray);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  transition: var(--transition);
}
.logout-btn:hover { background: rgba(239,68,68,0.1); color: var(--red); }

/* ============ Main Content ============ */
.main-content {
  min-height: 100vh;
  transition: margin-right 0.35s ease;
}
.main-content.shifted { margin-right: 220px; }

/* ============ App Layout ============ */
.app-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ============ App Header ============ */
.app-header {
  background: rgba(13,11,30,0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  height: 70px;
  display: flex;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 50;
}
.app-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 1rem;
}
.page-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-white);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  font-size: 1rem;
  color: var(--text-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.icon-btn:hover { background: var(--bg-elevated); color: var(--purple-light); }
.user-menu {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}
.avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--purple), var(--blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  box-shadow: var(--shadow-purple);
}
.user-info { display: flex; flex-direction: column; }
.user-name { font-size: 0.875rem; font-weight: 600; }
.user-sub { font-size: 0.75rem; color: var(--text-muted); }

/* ---- Dropdown ---- */
.user-dropdown {
  position: absolute;
  top: 120%;
  left: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  width: 180px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.2s;
  z-index: 100;
}
.user-dropdown.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-item {
  background: transparent;
  color: var(--text-white);
  padding: 10px;
  border-radius: 6px;
  text-align: right;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  transition: var(--transition);
}
.dropdown-item:hover {
  background: rgba(239,68,68,0.1);
  color: var(--red);
}

/* ============ Dashboard Body ============ */
.dashboard-body {
  flex: 1;
  padding: 2rem 2rem 100px 2rem; /* Added bottom padding for bottom nav */
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

/* ============ Stats Row ============ */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: var(--transition);
}
.stat-card:hover {
  border-color: var(--purple);
  transform: translateY(-2px);
  box-shadow: var(--shadow-purple);
}
.stat-card-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}
.stat-card-icon.purple { background: rgba(124,58,237,0.2); }
.stat-card-icon.blue { background: rgba(79,70,229,0.2); }
.stat-card-icon.green { background: rgba(16,185,129,0.2); }
.stat-card-icon.orange { background: rgba(245,158,11,0.2); }
.stat-card-num {
  font-size: 1.75rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--purple-light), var(--blue-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}
.stat-card-label {
  font-size: 0.8rem;
  color: var(--text-gray);
  margin-top: 2px;
}
.stat-card-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ============ Charts Row ============ */
.charts-row {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.chart-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}
.chart-header h3 {
  font-size: 1rem;
  font-weight: 600;
}
.chart-tabs {
  display: flex;
  gap: 4px;
  background: var(--bg-dark);
  padding: 4px;
  border-radius: 8px;
}
.ctab {
  padding: 4px 12px;
  border-radius: 6px;
  background: none;
  color: var(--text-muted);
  font-size: 0.8rem;
  transition: var(--transition);
}
.ctab.active {
  background: var(--purple);
  color: white;
}
.chart-area canvas { width: 100% !important; }
.donut-wrapper {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  justify-content: center;
}
.donut-legend {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-gray);
}
.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.purple-dot { background: var(--purple); }
.blue-dot { background: var(--blue-light); }
.green-dot { background: var(--green); }
.orange-dot { background: var(--orange); }

/* ============ Bottom Row ============ */
.bottom-row {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 1rem;
}
.progress-card, .recent-courses-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.progress-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}
.progress-card-header h3 { font-size: 1rem; font-weight: 600; }
.progress-num {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--purple-light);
}
.circular-progress-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  margin: 1rem 0;
}
.circular-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1.75rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--purple-light), var(--blue-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.progress-subjects { margin-top: 1rem; display: flex; flex-direction: column; gap: 10px; }
.subject-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
}
.subject-name { width: 60px; color: var(--text-gray); }
.bar-track {
  flex: 1;
  height: 6px;
  background: var(--bg-dark);
  border-radius: 3px;
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  border-radius: 3px;
  background: var(--purple);
  transition: width 1s ease;
}
.continue-hint {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 1rem;
}

/* Recent Courses */
.recent-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}
.recent-header h3 { font-size: 1rem; font-weight: 600; }
.see-all {
  background: none;
  color: var(--purple-light);
  font-size: 0.85rem;
  transition: var(--transition);
}
.see-all:hover { color: var(--purple-light); text-decoration: underline; }
.recent-list { display: flex; flex-direction: column; gap: 12px; }
.recent-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-dark);
  cursor: pointer;
  transition: var(--transition);
}
.recent-item:hover {
  background: var(--bg-card2);
  border-color: var(--purple);
}
.recent-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}
.recent-info { flex: 1; min-width: 0; }
.recent-title {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2px;
}
.recent-cat { font-size: 0.75rem; color: var(--text-muted); }
.recent-pct {
  font-size: 1rem;
  font-weight: 700;
  color: var(--purple-light);
  min-width: 40px;
  text-align: center;
}

/* ============ Buttons ============ */
.btn-primary {
  background: linear-gradient(135deg, var(--purple), var(--blue));
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  padding: 10px 20px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(124,58,237,0.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(124,58,237,0.5);
}
.btn-primary:active { transform: translateY(0); }
.btn-ghost {
  background: rgba(124,58,237,0.1);
  color: var(--text-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 20px;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}
.btn-ghost:hover {
  background: rgba(124,58,237,0.2);
  border-color: var(--purple);
}
.btn-outline {
  background: transparent;
  color: var(--purple-light);
  border: 1px solid var(--purple);
  border-radius: var(--radius-sm);
  padding: 10px 20px;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}
.btn-outline:hover {
  background: rgba(124,58,237,0.1);
}
.btn-lg { padding: 14px 32px; font-size: 1rem; border-radius: var(--radius); }
.btn-sm { padding: 6px 14px; font-size: 0.8rem; }

/* ============ NAVBAR (Home) ============ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(13,11,30,0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 70px;
}
.nav-logo { cursor: pointer; display: flex; align-items: center; gap: 8px; }
.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-link {
  font-size: 0.9rem;
  color: var(--text-gray);
  font-weight: 500;
  transition: var(--transition);
  position: relative;
  cursor: pointer;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  right: 0;
  width: 0;
  height: 2px;
  background: var(--purple);
  border-radius: 1px;
  transition: var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--purple-light); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.mobile-menu-btn {
  display: none;
  background: none;
  color: var(--text-white);
  font-size: 1.3rem;
}

/* ============ HERO SECTION ============ */
.hero-section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  background: radial-gradient(ellipse at 60% 30%, rgba(124,58,237,0.2) 0%, transparent 60%),
              radial-gradient(ellipse at 20% 80%, rgba(79,70,229,0.15) 0%, transparent 50%),
              var(--bg-dark);
  overflow: hidden;
}
.hero-section::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124,58,237,0.25) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}
.hero-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1300px;
  margin: 0 auto;
  padding: 140px 2rem 80px;
  width: 100%;
  flex: 1;
  gap: 3rem;
}
.hero-text { flex: 1; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(124,58,237,0.15);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 6px 16px;
  font-size: 0.85rem;
  color: var(--purple-light);
  margin-bottom: 1.5rem;
  animation: fadeInDown 0.6s ease;
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 1.25rem;
  animation: fadeInUp 0.7s ease 0.1s both;
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
.gradient-text {
  background: linear-gradient(135deg, var(--purple-light), var(--blue-light), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 1.1rem;
  color: var(--text-gray);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 2rem;
  animation: fadeInUp 0.7s ease 0.2s both;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
  animation: fadeInUp 0.7s ease 0.3s both;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  animation: fadeInUp 0.7s ease 0.4s both;
}
.stat { text-align: center; }
.stat-num {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--purple-light), var(--blue-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat-label { font-size: 0.85rem; color: var(--text-muted); }
.stat-divider { width: 1px; height: 40px; background: var(--border); }

/* Hero Visual */
.hero-visual { flex: 1; display: flex; justify-content: center; }
.hero-img-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: visible;
  animation: fadeInUp 0.8s ease 0.3s both;
}
.hero-img {
  width: 100%;
  max-width: 550px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: 0 30px 80px rgba(0,0,0,0.5), 0 0 60px rgba(124,58,237,0.2);
}
.hero-floating-card {
  position: absolute;
  background: rgba(19,16,42,0.9);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow);
  animation: floatCard 4s ease-in-out infinite;
}
@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.card-1 { bottom: 30px; right: -30px; animation-delay: 0s; }
.card-2 { top: 40px; left: -30px; animation-delay: 2s; }
.card-icon { font-size: 1.5rem; }
.card-title { font-size: 0.75rem; color: var(--text-muted); }
.card-val { font-size: 1.1rem; font-weight: 800; color: var(--purple-light); }

/* Hero Wave */
.hero-wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 120px;
}
.hero-wave svg { width: 100%; height: 100%; }

/* ============ FEATURES SECTION ============ */
.features-section {
  padding: 80px 0;
  background: var(--bg-dark);
}
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.section-header { text-align: center; margin-bottom: 3rem; }
.section-badge {
  display: inline-block;
  background: rgba(124,58,237,0.15);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 5px 16px;
  font-size: 0.85rem;
  color: var(--purple-light);
  margin-bottom: 1rem;
}
.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}
.section-desc { color: var(--text-gray); font-size: 1rem; }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
  cursor: default;
}
.feature-card:hover {
  border-color: var(--purple);
  transform: translateY(-4px);
  box-shadow: var(--shadow-purple);
  background: var(--bg-card2);
}
.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: block;
}
.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.feature-card p {
  font-size: 0.875rem;
  color: var(--text-gray);
  line-height: 1.6;
}

/* ============ COURSES SECTION ============ */
.courses-preview-section {
  padding: 80px 0;
  background: radial-gradient(ellipse at center, rgba(124,58,237,0.05) 0%, transparent 70%), var(--bg-dark);
}
.courses-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 8px 24px;
  border-radius: 50px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-gray);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}
.tab-btn.active, .tab-btn:hover {
  background: var(--purple);
  border-color: var(--purple);
  color: white;
}
.courses-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.course-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
}
.course-card:hover {
  border-color: var(--purple);
  transform: translateY(-4px);
  box-shadow: var(--shadow-purple);
}
.course-thumb {
  height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.course-info { padding: 1rem; }
.course-cat {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--purple-light);
  background: rgba(124,58,237,0.15);
  padding: 3px 10px;
  border-radius: 20px;
  display: inline-block;
  margin-bottom: 0.5rem;
}
.course-info h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.course-info p { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 0.75rem; }
.course-progress {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-gray);
}
.progress-bar {
  flex: 1;
  height: 5px;
  background: var(--bg-dark);
  border-radius: 3px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--purple), var(--purple-light));
  border-radius: 3px;
  transition: width 1s ease;
}

/* ============ EXAMS PREVIEW ============ */
.exams-preview-section {
  padding: 80px 0;
  background: var(--bg-dark);
}
.exams-list-preview { display: flex; flex-direction: column; gap: 12px; }
.exam-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  transition: var(--transition);
}
.exam-row:hover { border-color: var(--purple); }
.exam-info {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex: 1;
}
.exam-badge {
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
}
.exam-badge.kmi, .exam-badge-lg.kmi {
  background: rgba(124,58,237,0.2);
  color: var(--purple-light);
  border: 1px solid rgba(124,58,237,0.4);
}
.exam-badge.lafzi, .exam-badge-lg.lafzi {
  background: rgba(79,70,229,0.2);
  color: var(--blue-light);
  border: 1px solid rgba(79,70,229,0.4);
}
.exam-badge.tahsili, .exam-badge-lg.tahsili {
  background: rgba(16,185,129,0.2);
  color: var(--green);
  border: 1px solid rgba(16,185,129,0.4);
}
.exam-name { font-size: 0.95rem; font-weight: 600; }
.exam-meta { font-size: 0.8rem; color: var(--text-muted); margin-top: 2px; }
.exam-meta-right { font-size: 0.85rem; color: var(--text-gray); margin: 0 2rem; }

/* ============ CTA SECTION ============ */
.cta-section {
  padding: 80px 0;
}
.cta-card {
  background: linear-gradient(135deg, rgba(124,58,237,0.3), rgba(79,70,229,0.3));
  border: 1px solid var(--purple);
  border-radius: var(--radius-lg);
  padding: 3rem 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}
.cta-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(124,58,237,0.3) 0%, transparent 70%);
  border-radius: 50%;
}
.cta-text h2 { font-size: 2rem; font-weight: 800; margin-bottom: 0.5rem; position: relative; }
.cta-text p { color: var(--text-gray); font-size: 1.05rem; position: relative; }

/* ============ FOOTER ============ */
.footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 3rem 0;
  text-align: center;
}
.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 0.5rem;
}
.footer-tagline { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 1.5rem; }
.footer-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.footer-links a {
  color: var(--text-gray);
  font-size: 0.875rem;
  transition: var(--transition);
}
.footer-links a:hover { color: var(--purple-light); }
.footer-copy { font-size: 0.8rem; color: var(--text-muted); }

/* ============ COURSES FULL PAGE ============ */
.all-courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.big-course-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  gap: 1rem;
  padding: 0;
}
.big-course-card:hover {
  border-color: var(--purple);
  transform: translateY(-2px);
  box-shadow: var(--shadow-purple);
}
.bcc-thumb {
  width: 90px;
  min-height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  flex-shrink: 0;
}
.bcc-info { padding: 1rem 1rem 1rem 0; flex: 1; }
.course-cat-tag {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  display: inline-block;
  margin-bottom: 0.5rem;
}
.course-cat-tag.kmi { background: rgba(124,58,237,0.2); color: var(--purple-light); }
.course-cat-tag.lafzi { background: rgba(79,70,229,0.2); color: var(--blue-light); }
.course-cat-tag.tahsili { background: rgba(16,185,129,0.2); color: var(--green); }
.bcc-info h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.35rem; }
.bcc-info p { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 0.5rem; line-height: 1.4; }
.bcc-meta { display: flex; gap: 6px; font-size: 0.75rem; color: var(--text-gray); margin-bottom: 0.5rem; }

/* ============ EXAMS FULL PAGE ============ */
.exams-full-list { display: flex; flex-direction: column; gap: 12px; }
.exam-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition);
}
.exam-card:hover { border-color: var(--purple); }
.exam-card-left { display: flex; align-items: center; gap: 1rem; }
.exam-badge-lg {
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 700;
}
.exam-card-info h4, .exam-card-title { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.exam-card-meta { font-size: 0.85rem; color: var(--text-muted); }
.exam-card-right { display: flex; align-items: center; gap: 1rem; }
.exam-score-badge {
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  background: rgba(124,58,237,0.15);
  color: var(--purple-light);
  border: 1px solid var(--border);
}
.exam-score-badge.done {
  background: rgba(16,185,129,0.15);
  color: var(--green);
  border-color: rgba(16,185,129,0.3);
}

/* ============ REPORTS PAGE ============ */
.reports-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 1.25rem;
}
.report-summary-card, .report-perf-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.report-summary-card h3, .report-perf-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}
.big-donut-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  margin-bottom: 1.5rem;
}
.big-donut-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--purple-light), var(--blue-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.report-summary-stats {
  display: flex;
  justify-content: space-around;
  text-align: center;
  margin-bottom: 0.5rem;
}
.rs-num {
  display: block;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--purple-light);
}
.rs-label { font-size: 0.75rem; color: var(--text-muted); }
.green-text { color: var(--green) !important; -webkit-text-fill-color: var(--green) !important; }

/* Performance bars in reports */
.perf-bars { display: flex; flex-direction: column; gap: 18px; margin-bottom: 2rem; }
.perf-bar-row { display: flex; align-items: center; gap: 12px; }
.perf-label { width: 70px; font-size: 0.875rem; color: var(--text-gray); }
.perf-track {
  flex: 1;
  height: 10px;
  background: var(--bg-dark);
  border-radius: 5px;
  overflow: hidden;
}
.perf-fill {
  height: 100%;
  border-radius: 5px;
  transition: width 1s ease;
}
.purple-fill { background: linear-gradient(90deg, var(--purple), var(--purple-light)); }
.blue-fill { background: linear-gradient(90deg, var(--blue), var(--blue-light)); }
.green-fill { background: linear-gradient(90deg, #059669, var(--green)); }
.perf-pct { font-size: 0.875rem; font-weight: 600; color: var(--text-white); width: 40px; text-align: center; }
.report-chart-area canvas { width: 100% !important; }

/* Select dropdown */
.dropdown-select select {
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-white);
  padding: 8px 12px;
  font-size: 0.85rem;
  cursor: pointer;
  outline: none;
}
.dropdown-select select:focus { border-color: var(--purple); }
.dropdown-select option { background: var(--bg-card); }

/* ============ LESSON PAGE ============ */
.lesson-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 1.25rem;
  align-items: start;
}
.lesson-sidebar {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  position: sticky;
  top: 90px;
}
.lesson-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem;
  border-bottom: 1px solid var(--border);
}
.lesson-sidebar-header h3 { font-size: 0.95rem; font-weight: 700; }
.progress-chip {
  background: var(--purple);
  color: white;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
}
.lesson-list { padding: 8px 0; }
.lesson-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  cursor: pointer;
  transition: var(--transition);
}
.lesson-item:hover { background: var(--bg-dark); }
.lesson-item.active {
  background: rgba(124,58,237,0.15);
  border-right: 3px solid var(--purple);
}
.lesson-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
  flex-shrink: 0;
}
.lesson-item.active .lesson-num { background: var(--purple); }
.lesson-name { flex: 1; font-size: 0.875rem; }
.lesson-status { font-size: 0.8rem; }
.lesson-status.done { color: var(--green); }

.lesson-content { flex: 1; }
.lesson-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.lesson-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
}
.lesson-card-header h2 { font-size: 1.1rem; font-weight: 700; }
.lesson-pager { display: flex; align-items: center; gap: 10px; font-size: 0.85rem; color: var(--text-gray); }
.lesson-card-body { padding: 1.5rem; }
.lesson-def { margin-bottom: 1.5rem; }
.lesson-def h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.75rem; }
.def-tabs {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}
.def-tab {
  padding: 8px 16px;
  background: none;
  border: none;
  border-radius: 8px 8px 0 0;
  color: var(--text-gray);
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
}
.def-tab.active {
  background: rgba(124,58,237,0.15);
  color: var(--purple-light);
  border-bottom: 2px solid var(--purple);
}
.lesson-section { margin-bottom: 1.5rem; }
.lesson-section h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.75rem; color: var(--purple-light); }
.lesson-section p { font-size: 0.9rem; color: var(--text-gray); line-height: 1.6; }
.example-box {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1rem;
}
.example-box p { font-size: 0.875rem; color: var(--text-gray); line-height: 1.6; }
.math-block {
  margin-top: 1rem;
  background: rgba(124,58,237,0.1);
  border: 1px solid var(--purple);
  border-radius: 8px;
  padding: 12px;
  text-align: center;
}
.math {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--purple-light);
  direction: ltr;
}
.question-list { display: flex; flex-direction: column; gap: 8px; }
.question-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--bg-dark);
  border-radius: 8px;
  font-size: 0.875rem;
  cursor: pointer;
  transition: var(--transition);
}
.question-item:hover { background: rgba(124,58,237,0.1); }
.q-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--purple);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}

/* ============ LIBRARY PAGE ============ */
.library-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.library-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
}
.library-card:hover {
  border-color: var(--purple);
  transform: translateY(-4px);
  box-shadow: var(--shadow-purple);
}
.library-icon { font-size: 2.5rem; margin-bottom: 1rem; display: block; }
.library-card h4 { font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; }
.library-card p { font-size: 0.85rem; color: var(--text-muted); }

/* ============ SETTINGS ============ */
.settings-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  max-width: 600px;
}
.settings-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 1.5rem; }
.settings-form { display: flex; flex-direction: column; gap: 1.25rem; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.875rem; color: var(--text-gray); font-weight: 500; }
.form-input {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  color: var(--text-white);
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition);
  direction: rtl;
}
.form-input:focus { border-color: var(--purple); box-shadow: 0 0 0 3px rgba(124,58,237,0.15); }

/* ============ MOBILE BOTTOM NAV ============ */
.mobile-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 65px;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(20px);
  z-index: 200;
}
.mbn-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  gap: 3px;
  background: none;
  color: var(--text-muted);
  font-size: 0.65rem;
  font-weight: 500;
  transition: var(--transition);
  height: 100%;
  padding: 0;
  float: right;
  width: 20%;
}
.mobile-bottom-nav { display: none; justify-content: space-around; }
.mbn-btn span:first-child { font-size: 1.2rem; }
.mbn-btn.active, .mbn-btn:hover { color: var(--purple-light); }

/* ============ ANIMATIONS ============ */
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 var(--purple-glow); }
  50% { box-shadow: 0 0 20px 5px var(--purple-glow); }
}
@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1100px) {
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .charts-row { grid-template-columns: 1fr; }
  .bottom-row { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .courses-grid { grid-template-columns: repeat(2, 1fr); }
  .all-courses-grid { grid-template-columns: repeat(2, 1fr); }
  .reports-grid { grid-template-columns: 1fr; }
  .lesson-layout { grid-template-columns: 1fr; }
  .library-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions { display: none; }
  .mobile-menu-btn { display: flex; }
  .hero-content { flex-direction: column; padding: 100px 1rem 60px; }
  .hero-visual { display: none; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .courses-grid { grid-template-columns: 1fr; }
  .all-courses-grid { grid-template-columns: 1fr; }
  .cta-card { flex-direction: column; text-align: center; padding: 2rem; }
  .dashboard-body { padding: 1rem; padding-bottom: 80px; }
  .mobile-bottom-nav { display: flex; }
  .sidebar { display: none; }
  .app-header { padding: 0 1rem; }
  .reports-grid { grid-template-columns: 1fr; }
  .library-grid { grid-template-columns: 1fr 1fr; }
  .hero-title { font-size: 2rem; }
  .big-course-card { flex-direction: column; }
  .bcc-thumb { width: 100%; height: 100px; }
}

@media (max-width: 480px) {
  .stats-row { grid-template-columns: 1fr; }
  .exam-card { flex-direction: column; gap: 1rem; align-items: flex-start; }
  .donut-wrapper { flex-direction: column; }
}