/* ============================================================
   MunOne — Arabic Reading & Learning Platform
   Complete Design System — RTL-First, Dark/Light Themes
   Single Source of Truth — Zero Duplicates
   ============================================================ */


/* ════════════════════════════════════════════════════════════
   1. CSS CUSTOM PROPERTIES (Design Tokens)
   ════════════════════════════════════════════════════════════ */

:root {
  /* Primary */
  --primary: #6A1FB4;
  --primary-dark: #5118A0;
  --primary-light: #8B4FCF;
  --primary-bg: rgba(106, 31, 180, 0.08);

  /* Secondary */
  --secondary: #1A8A5C;
  --secondary-dark: #14704A;
  --secondary-light: #22B176;

  /* Accent */
  --accent: #E07B3C;
  --accent-light: #F0A060;

  /* Neutrals / Surfaces */
  --bg-primary: #F4F3EF;
  --bg-secondary: #FFFFFF;
  --bg-card: #FFFFFF;
  --bg-sidebar: #1A1625;
  --bg-sidebar-hover: rgba(255, 255, 255, 0.08);
  --bg-sidebar-active: rgba(106, 31, 180, 0.3);

  /* Text */
  --text-primary: #1A1625;
  --text-secondary: #5C5C6B;
  --text-muted: #9C9CAE;
  --text-light: #FFFFFF;
  --text-sidebar: rgba(255, 255, 255, 0.7);
  --text-sidebar-active: #FFFFFF;

  /* Borders */
  --border: #E8E6E1;
  --border-light: #F0EDE8;

  /* Status / Semantic */
  --success: #1A8A5C;
  --warning: #E0A030;
  --error: #D44040;
  --info: #3080D0;

  /* Spacing scale */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;

  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 999px;

  /* Layout dimensions */
  --sidebar-width: 260px;
  --sidebar-collapsed-width: 72px;
  --topbar-height: 60px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);

  /* Typography */
  --font-arabic: 'IBM Plex Sans Arabic', 'Tajawal', sans-serif;
  --font-heading: 'Tajawal', 'IBM Plex Sans Arabic', sans-serif;
  --font-english: 'Manrope', 'IBM Plex Sans Arabic', sans-serif;
  --font-reading: 'Noto Naskh Arabic', 'Amiri', serif;

  /* Font sizes */
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.25rem;
  --fs-2xl: 1.5rem;
  --fs-3xl: 1.875rem;
  --fs-4xl: 2.25rem;
  --fs-5xl: 3rem;

  /* Line heights */
  --lh-tight: 1.3;
  --lh-heading: 1.4;
  --lh-body: 1.6;
  --lh-reading: 1.9;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.4s ease;
}

/* ── Dark Theme ── */

[data-theme="dark"] {
  --bg-primary: #0F0D15;
  --bg-secondary: #1A1625;
  --bg-card: #1E1A2A;
  --bg-sidebar: #0C0A12;
  --bg-sidebar-hover: rgba(255, 255, 255, 0.06);
  --bg-sidebar-active: rgba(106, 31, 180, 0.35);
  --text-primary: #E8E6F0;
  --text-secondary: #A0A0B0;
  --text-muted: #6C6C80;
  --border: #2A2840;
  --border-light: #222038;
  --primary-bg: rgba(106, 31, 180, 0.15);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
}


/* ════════════════════════════════════════════════════════════
   2. BASE & RESET
   ════════════════════════════════════════════════════════════ */

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-arabic);
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  /* direction is inherited from html[dir] attribute — do NOT hardcode */
  text-align: start;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Direction-based font selection */
html[dir="ltr"] body { font-family: var(--font-english); }
html[dir="rtl"] body { font-family: var(--font-arabic); }

/* ── Typography ── */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: var(--lh-heading);
  color: var(--text-primary);
  font-weight: 700;
}

h1 { font-size: var(--fs-4xl); letter-spacing: -0.02em; }
h2 { font-size: var(--fs-3xl); letter-spacing: -0.01em; }
h3 { font-size: var(--fs-2xl); }
h4 { font-size: var(--fs-xl); }
h5 { font-size: var(--fs-lg); }
h6 { font-size: var(--fs-base); font-weight: 600; }

p {
  margin-block-end: var(--spacing-md);
  color: var(--text-secondary);
  line-height: var(--lh-body);
}

small { font-size: var(--fs-sm); color: var(--text-muted); }
strong { font-weight: 700; }

label {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-primary);
  display: block;
  margin-block-end: var(--spacing-xs);
}

/* ── Links ── */

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover { color: var(--primary-dark); }

a:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ── Lists ── */
ul, ol { list-style: none; }

/* ── Images ── */
img, svg { display: block; max-width: 100%; }

/* ── Scrollbar ── */

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

* {
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

/* ── Selection ── */
::selection { background: var(--primary-bg); color: var(--primary-dark); }

/* ── Focus ring utility ── */
.focus-ring:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

/* ── Visually hidden (accessibility) ── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}


/* ════════════════════════════════════════════════════════════
   3. LAYOUT — APP SHELL
   ════════════════════════════════════════════════════════════ */

/* ── Sidebar ── */

.sidebar {
  position: fixed;
  inset-inline-start: 0;
  top: 0;
  width: var(--sidebar-width);
  height: 100vh;
  height: 100dvh;
  background: linear-gradient(180deg, #1A1625 0%, #12101C 100%);
  color: var(--text-sidebar);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: width var(--transition-normal), transform var(--transition-normal);
  overflow: hidden;
}

/* RTL shadow goes left, LTR shadow goes right */
[dir="rtl"] .sidebar { box-shadow: -4px 0 24px rgba(0, 0, 0, 0.12); }
[dir="ltr"] .sidebar { box-shadow: 4px 0 24px rgba(0, 0, 0, 0.12); }

/* ── Sidebar Header ── */

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  height: var(--topbar-height);
  border-block-end: 1px solid rgba(255, 255, 255, 0.06);
  flex-shrink: 0;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.sidebar-logo .logo-icon { flex-shrink: 0; }

.sidebar-logo .logo-text,
.sidebar-logo span {
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--text-light);
  white-space: nowrap;
  transition: opacity var(--transition-fast);
}

.sidebar-logo img {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
}

/* ── Sidebar Navigation ── */

.sidebar-nav {
  flex: 1;
  padding: var(--spacing-md) var(--spacing-sm);
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
}

.sidebar-nav::-webkit-scrollbar { width: 4px; }
.sidebar-nav::-webkit-scrollbar-track { background: transparent; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.1); border-radius: 4px; }

.sidebar-nav-section { margin-block-end: var(--spacing-lg); }

.sidebar-nav-section-title {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.35);
  padding: var(--spacing-xs) var(--spacing-md);
  margin-block-end: var(--spacing-xs);
  white-space: nowrap;
  overflow: hidden;
  font-weight: 600;
}

/* ── Nav Links ── */

.sidebar-nav a,
.sidebar-nav button {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px var(--spacing-md);
  border-radius: var(--radius-md);
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--fs-sm);
  font-family: var(--font-arabic);
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
  background: transparent;
  width: 100%;
  text-align: inherit;
  white-space: nowrap;
  margin-block-end: 2px;
  position: relative;
}

.sidebar-nav a:hover,
.sidebar-nav button:hover {
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.9);
}

/* Active state with accent bar */
.sidebar-nav a.nav-link--active,
.sidebar-nav button.nav-link--active,
.sidebar-nav a.active,
.sidebar-nav button.active {
  background: rgba(106, 31, 180, 0.2);
  color: #fff;
  font-weight: 600;
}

.sidebar-nav a.nav-link--active::before,
.sidebar-nav button.nav-link--active::before,
.sidebar-nav a.active::before,
.sidebar-nav button.active::before {
  content: '';
  position: absolute;
  inset-inline-start: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: linear-gradient(180deg, var(--primary-light), var(--accent-light));
}

/* RTL: bar on left edge (inner), LTR: bar on right edge (inner) */
[dir="rtl"] .sidebar-nav a.nav-link--active::before,
[dir="rtl"] .sidebar-nav a.active::before {
  inset-inline-start: 0;
  inset-inline-end: auto;
  border-radius: 3px 0 0 3px;
}

/* Nav icon styling */
.sidebar-nav a .icon,
.sidebar-nav button .icon,
.sidebar-nav a .nav-icon,
.sidebar-nav button .nav-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  opacity: 0.6;
  font-size: 20px;
  transition: opacity 0.2s ease;
}

.sidebar-nav a.nav-link--active .icon,
.sidebar-nav button.nav-link--active .icon,
.sidebar-nav a.active .icon,
.sidebar-nav button.active .icon,
.sidebar-nav a.nav-link--active .nav-icon,
.sidebar-nav button.nav-link--active .nav-icon,
.sidebar-nav a.active .nav-icon,
.sidebar-nav button.active .nav-icon {
  opacity: 1;
  color: var(--primary-light);
}

.sidebar-nav a:hover .icon,
.sidebar-nav button:hover .icon,
.sidebar-nav a:hover .nav-icon,
.sidebar-nav button:hover .nav-icon {
  opacity: 0.9;
}

.sidebar-nav a .nav-label,
.sidebar-nav button .nav-label {
  overflow: hidden;
  text-overflow: ellipsis;
  transition: opacity var(--transition-fast);
  flex: 1;
}

.sidebar-nav .nav-badge {
  margin-inline-start: auto;
  background: var(--error);
  color: var(--text-light);
  font-size: 10px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
}

/* ── Sidebar Footer / User ── */

.sidebar-footer {
  flex-shrink: 0;
  border-block-start: 1px solid rgba(255, 255, 255, 0.06);
}

.sidebar-user {
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-shrink: 0;
}

.sidebar-user .avatar { flex-shrink: 0; }

.sidebar-user-name {
  flex: 1;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: opacity var(--transition-fast);
}

.sidebar-user-info {
  overflow: hidden;
  transition: opacity var(--transition-fast);
  flex: 1;
}

.sidebar-user-info .user-name {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-light);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-user-info .user-role {
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

.sidebar-logout {
  color: rgba(255, 255, 255, 0.4) !important;
  transition: color 0.2s ease !important;
}

.sidebar-logout:hover {
  color: var(--error) !important;
}

/* ── Sidebar Toggle ── */

.sidebar-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.sidebar-toggle:hover {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.9);
}

/* ── Sidebar Collapsed ── */

.sidebar--collapsed { width: var(--sidebar-collapsed-width); }

.sidebar--collapsed .sidebar-logo .logo-text,
.sidebar--collapsed .sidebar-logo span,
.sidebar--collapsed .admin-badge,
.sidebar--collapsed .sidebar-nav-section-title,
.sidebar--collapsed .sidebar-nav a .nav-label,
.sidebar--collapsed .sidebar-nav button .nav-label,
.sidebar--collapsed .sidebar-nav .nav-badge,
.sidebar--collapsed .sidebar-user-name,
.sidebar--collapsed .sidebar-user-info {
  opacity: 0;
  width: 0;
  overflow: hidden;
  pointer-events: none;
}

.sidebar--collapsed .sidebar-nav a,
.sidebar--collapsed .sidebar-nav button {
  justify-content: center;
  padding: var(--spacing-sm);
}

.sidebar--collapsed .sidebar-nav a .icon,
.sidebar--collapsed .sidebar-nav button .icon,
.sidebar--collapsed .sidebar-nav a .nav-icon,
.sidebar--collapsed .sidebar-nav button .nav-icon {
  width: 22px;
  height: 22px;
  font-size: 22px;
}

.sidebar--collapsed .sidebar-nav a.nav-link--active::before,
.sidebar--collapsed .sidebar-nav a.active::before {
  top: 4px;
  bottom: 4px;
}

/* ── Sidebar Overlay (Mobile) ── */

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 99;
  backdrop-filter: blur(2px);
}

.sidebar-overlay.active { display: block; }

/* ── Main Wrapper ── */

.main-wrapper {
  margin-inline-start: var(--sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg-primary);
  transition: margin var(--transition-normal);
}

.sidebar--collapsed ~ .main-wrapper {
  margin-inline-start: var(--sidebar-collapsed-width);
}

.main-wrapper > .page-content {
  flex: 1;
  padding: var(--spacing-lg);
  padding-top: calc(var(--header-height, 64px) + var(--spacing-lg));
  overflow-y: auto;
}

/* ── Topbar ── */

.topbar {
  position: sticky;
  top: 0;
  height: var(--topbar-height);
  background: var(--bg-secondary);
  border-block-end: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 var(--spacing-lg);
  gap: var(--spacing-md);
  z-index: 90;
}

.topbar-title {
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
}

.topbar-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--fs-sm);
  color: var(--text-muted);
}

.topbar-breadcrumb a { color: var(--text-muted); }
.topbar-breadcrumb a:hover { color: var(--primary); }
.topbar-breadcrumb .separator { margin: 0 var(--spacing-xs); }

.topbar-spacer { flex: 1; }

.topbar-search {
  position: relative;
  flex: 1;
  max-width: 400px;
  margin-inline-start: var(--spacing-lg);
}

.topbar-search-icon {
  position: absolute;
  inset-inline-start: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  display: flex;
  align-items: center;
}

.topbar-search .search-icon {
  position: absolute;
  inset-inline-start: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--text-muted);
  pointer-events: none;
}

.topbar-search input,
.topbar-search-input {
  width: 100%;
  height: 40px;
  padding: 0 var(--spacing-md);
  padding-inline-start: 40px;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: var(--fs-sm);
  font-family: var(--font-arabic);
  transition: all var(--transition-fast);
}

.topbar-search input::placeholder,
.topbar-search-input::placeholder {
  color: var(--text-muted);
}

.topbar-search input:focus,
.topbar-search-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-bg);
}

.topbar-hamburger {
  display: none;
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
  border-radius: var(--radius-md);
  align-items: center;
  justify-content: center;
}

.topbar-hamburger:hover { background: var(--bg-primary); }

.topbar-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.topbar-action {
  position: relative;
}

.topbar-action-btn {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.topbar-action-btn:hover {
  background: var(--bg-primary);
  color: var(--text-primary);
}

.topbar-action-btn .notification-dot {
  position: absolute;
  top: 8px;
  inset-inline-end: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--error);
  border: 2px solid var(--bg-secondary);
}

.topbar-action-btn svg,
.topbar-action-btn img {
  width: 20px;
  height: 20px;
}

.notification-badge {
  position: absolute;
  top: 4px;
  inset-inline-end: 4px;
  min-width: 16px;
  height: 16px;
  border-radius: var(--radius-full);
  background: var(--error);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  line-height: 1;
}

.lang-label {
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
}

/* ── Main Content Area ── */

.main-content {
  padding: var(--spacing-lg);
  overflow-y: auto;
  min-height: 0;
}

#page-content {
  max-width: 1200px;
  margin: 0 auto;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-block-end: var(--spacing-lg);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.page-header h1,
.page-header h2 { margin: 0; }

.page-header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}


/* ════════════════════════════════════════════════════════════
   4. PUBLIC LAYOUT (Landing, Auth)
   ════════════════════════════════════════════════════════════ */

.public-layout {
  width: 100%;
  min-height: 100vh;
  background: var(--bg-primary);
}

/* ── Public Navigation ── */

.public-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-xl);
  max-width: 1200px;
  margin: 0 auto;
  height: 72px;
}

.public-nav-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--text-primary);
}

.public-nav-logo img { width: 36px; height: 36px; }

.public-nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.public-nav-links a {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.public-nav-links a:hover { color: var(--primary); }

.public-nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* ── Hero ── */

.hero-section {
  text-align: center;
  padding: var(--spacing-xxl) var(--spacing-xl);
  max-width: 800px;
  margin: 0 auto;
}

.hero-section h1 {
  font-size: var(--fs-5xl);
  margin-block-end: var(--spacing-md);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-section p {
  font-size: var(--fs-xl);
  color: var(--text-secondary);
  margin-block-end: var(--spacing-xl);
  max-width: 600px;
  margin-inline: auto;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
}

.hero-image {
  margin-block-start: var(--spacing-xxl);
  max-width: 900px;
  margin-inline: auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero-image img { width: 100%; height: auto; }

/* ── Features Grid ── */

.features-section {
  padding: var(--spacing-xxl) var(--spacing-xl);
  max-width: 1200px;
  margin: 0 auto;
}

.features-section h2 { text-align: center; margin-block-end: var(--spacing-xxl); }

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

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

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

.feature-card .feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  font-size: 28px;
}

.feature-card .feature-icon.purple { background: var(--primary-bg); color: var(--primary); }
.feature-card .feature-icon.green  { background: rgba(26, 138, 92, 0.1); color: var(--secondary); }
.feature-card .feature-icon.orange { background: rgba(224, 123, 60, 0.1); color: var(--accent); }

.feature-card h3 { font-size: var(--fs-lg); margin-block-end: var(--spacing-sm); }
.feature-card p   { font-size: var(--fs-sm); color: var(--text-muted); margin: 0; }

/* ── Pricing ── */

.pricing-section {
  padding: var(--spacing-xxl) var(--spacing-xl);
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
}

.pricing-section h2 { margin-block-end: var(--spacing-xxl); }

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  position: relative;
  transition: all var(--transition-normal);
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary), var(--shadow-md);
}

.pricing-card.featured::before {
  content: attr(data-label);
  position: absolute;
  top: -12px;
  inset-inline-start: 50%;
  transform: translateX(50%);
  background: var(--primary);
  color: var(--text-light);
  padding: 2px 16px;
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: 600;
}

.pricing-card h3 { font-size: var(--fs-xl); margin-block-end: var(--spacing-sm); }

.pricing-price {
  font-size: var(--fs-4xl);
  font-weight: 700;
  color: var(--primary);
  margin-block-end: var(--spacing-md);
}

.pricing-price span {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  font-weight: 400;
}

.pricing-features {
  text-align: start;
  margin-block-end: var(--spacing-lg);
}

.pricing-features li {
  padding: var(--spacing-xs) 0;
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.pricing-features li::before {
  content: "\2713";
  color: var(--success);
  font-weight: 700;
  flex-shrink: 0;
}

/* ── Auth Page ── */

.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 72px);
  padding: var(--spacing-xl);
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
}

.auth-card h1 {
  font-size: var(--fs-2xl);
  text-align: center;
  margin-block-end: var(--spacing-xs);
}

.auth-card .auth-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: var(--fs-sm);
  margin-block-end: var(--spacing-lg);
}

.auth-card .form-group { margin-block-end: var(--spacing-md); }

.auth-card .auth-footer {
  text-align: center;
  margin-block-start: var(--spacing-md);
  font-size: var(--fs-sm);
  color: var(--text-muted);
}

.auth-card .auth-footer a { font-weight: 600; }

.auth-divider {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
  color: var(--text-muted);
  font-size: var(--fs-sm);
}

.auth-divider::before,
.auth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}


/* ════════════════════════════════════════════════════════════
   5. COMPONENTS
   ════════════════════════════════════════════════════════════ */

/* ── Base Card ── */

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.card:hover { box-shadow: var(--shadow-md); }

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-block-end: var(--spacing-md);
}

.card-title { font-size: var(--fs-lg); font-weight: 700; color: var(--text-primary); }
.card-subtitle { font-size: var(--fs-sm); color: var(--text-muted); margin-block-start: var(--spacing-xs); }
.card-body { color: var(--text-secondary); }

.card-footer {
  margin-block-start: var(--spacing-md);
  padding-block-start: var(--spacing-md);
  border-block-start: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ── Stat Card ── */

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  transition: all var(--transition-normal);
}

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

.stat-card .stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.stat-card .stat-icon.purple { background: var(--primary-bg); color: var(--primary); }
.stat-card .stat-icon.green  { background: rgba(26, 138, 92, 0.1); color: var(--secondary); }
.stat-card .stat-icon.orange { background: rgba(224, 123, 60, 0.1); color: var(--accent); }
.stat-card .stat-icon.blue   { background: rgba(48, 128, 208, 0.1); color: var(--info); }

.stat-card .stat-content { flex: 1; min-width: 0; }

.stat-card .stat-value {
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.stat-card .stat-label {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  margin-block-start: 2px;
}

.stat-card .stat-trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: var(--fs-xs);
  font-weight: 600;
  margin-block-start: var(--spacing-xs);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.stat-card .stat-trend.up   { color: var(--success); background: rgba(26, 138, 92, 0.1); }
.stat-card .stat-trend.down { color: var(--error); background: rgba(212, 64, 64, 0.1); }

/* ── Document Card ── */

.doc-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  cursor: pointer;
}

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

.doc-card-cover {
  height: 140px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.doc-card-cover img { width: 100%; height: 100%; object-fit: cover; }

.doc-card-cover .doc-type-badge {
  position: absolute;
  top: var(--spacing-sm);
  inset-inline-start: var(--spacing-sm);
}

.doc-card-body { padding: var(--spacing-md); }

.doc-card-title {
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--text-primary);
  margin-block-end: var(--spacing-xs);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.doc-card-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--fs-xs);
  color: var(--text-muted);
  margin-block-end: var(--spacing-sm);
}

.doc-card-meta span { display: flex; align-items: center; gap: 4px; }

.doc-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block-start: var(--spacing-sm);
  border-block-start: 1px solid var(--border-light);
}

.doc-card-progress {
  width: 100%;
  height: 4px;
  background: var(--border-light);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-block-start: var(--spacing-sm);
}

.doc-card-progress-fill {
  height: 100%;
  background: var(--primary);
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}

/* ── Course Card ── */

.course-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
}

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

.course-card-header { padding: var(--spacing-lg); position: relative; }

.course-card-difficulty {
  position: absolute;
  top: var(--spacing-md);
  inset-inline-end: var(--spacing-md);
}

.course-card-title {
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--text-primary);
  margin-block-end: var(--spacing-xs);
}

.course-card-desc {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.course-card-footer {
  padding: var(--spacing-md) var(--spacing-lg);
  border-block-start: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--fs-sm);
  color: var(--text-secondary);
}

.course-card-progress {
  width: 100%;
  height: 6px;
  background: var(--border-light);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.course-card-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}

/* ── Quiz Card ── */

.quiz-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all var(--transition-normal);
}

.quiz-card:hover { box-shadow: var(--shadow-md); }

.quiz-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-block-end: var(--spacing-md);
}

.quiz-card-title { font-size: var(--fs-base); font-weight: 700; color: var(--text-primary); }

.quiz-card .bloom-level {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--fs-xs);
  font-weight: 600;
  padding: 2px 10px;
  border-radius: var(--radius-full);
}

.bloom-level.remember  { background: rgba(48, 128, 208, 0.1); color: var(--info); }
.bloom-level.understand { background: rgba(26, 138, 92, 0.1); color: var(--secondary); }
.bloom-level.apply     { background: rgba(224, 160, 48, 0.1); color: var(--warning); }
.bloom-level.analyze   { background: rgba(224, 123, 60, 0.1); color: var(--accent); }
.bloom-level.evaluate  { background: var(--primary-bg); color: var(--primary); }
.bloom-level.create    { background: rgba(212, 64, 64, 0.1); color: var(--error); }

.quiz-card-meta {
  display: flex;
  gap: var(--spacing-md);
  font-size: var(--fs-sm);
  color: var(--text-muted);
}

/* ── Deck Card (Flashcards) ── */

.deck-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  position: relative;
  transition: all var(--transition-normal);
  cursor: pointer;
}

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

.deck-card-title { font-size: var(--fs-base); font-weight: 700; color: var(--text-primary); margin-block-end: var(--spacing-xs); }
.deck-card-count { font-size: var(--fs-sm); color: var(--text-muted); }

.deck-card .due-badge {
  position: absolute;
  top: var(--spacing-md);
  inset-inline-end: var(--spacing-md);
  background: var(--error);
  color: var(--text-light);
  font-size: var(--fs-xs);
  font-weight: 700;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  min-width: 24px;
  text-align: center;
}

.deck-card-stats {
  display: flex;
  gap: var(--spacing-md);
  margin-block-start: var(--spacing-md);
  padding-block-start: var(--spacing-md);
  border-block-start: 1px solid var(--border-light);
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

.deck-card-stats span { display: flex; align-items: center; gap: 4px; }

/* ── Buttons ── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 10px 20px;
  font-family: var(--font-arabic);
  font-size: var(--fs-sm);
  font-weight: 600;
  line-height: 1.4;
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  text-decoration: none;
  user-select: none;
}

.btn:hover { background: var(--bg-primary); }
.btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.btn:active { transform: scale(0.98); }
.btn:disabled, .btn.disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }

.btn-primary { background: var(--primary); color: var(--text-light); border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }

.btn-secondary { background: var(--secondary); color: var(--text-light); border-color: var(--secondary); }
.btn-secondary:hover { background: var(--secondary-dark); border-color: var(--secondary-dark); }

.btn-danger { background: var(--error); color: var(--text-light); border-color: var(--error); }
.btn-danger:hover { background: #B83030; border-color: #B83030; }

.btn-ghost { background: transparent; border-color: transparent; color: var(--text-secondary); }
.btn-ghost:hover { background: var(--bg-primary); color: var(--text-primary); }

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

.btn-sm { padding: 6px 14px; font-size: var(--fs-xs); border-radius: var(--radius-sm); }
.btn-lg { padding: 14px 28px; font-size: var(--fs-base); border-radius: var(--radius-md); }

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  position: relative;
  transition: all 0.2s ease;
}

.btn-icon:hover { background: var(--bg-primary); color: var(--text-primary); }
.btn-icon.btn-sm { width: 32px; height: 32px; }
.btn-icon.btn-lg { width: 48px; height: 48px; }

.btn-loading { position: relative; color: transparent; pointer-events: none; }

.btn-loading::after {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  border: 2px solid currentColor;
  border-inline-end-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.btn-primary.btn-loading::after,
.btn-secondary.btn-loading::after,
.btn-danger.btn-loading::after {
  border-color: rgba(255, 255, 255, 0.4);
  border-inline-end-color: transparent;
}

.btn-group { display: inline-flex; }
.btn-group .btn { border-radius: 0; }
.btn-group .btn:first-child { border-start-end-radius: var(--radius-md); border-end-end-radius: var(--radius-md); }
.btn-group .btn:last-child  { border-start-start-radius: var(--radius-md); border-end-start-radius: var(--radius-md); }
.btn-group .btn + .btn { margin-inline-start: -1px; }

/* ── Badges ── */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  font-size: var(--fs-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  line-height: 1.5;
  white-space: nowrap;
  background: var(--bg-primary);
  color: var(--text-secondary);
}

.badge-primary { background: var(--primary-bg); color: var(--primary); }
.badge-success { background: rgba(26, 138, 92, 0.1); color: var(--success); }
.badge-warning { background: rgba(224, 160, 48, 0.1); color: var(--warning); }
.badge-error   { background: rgba(212, 64, 64, 0.1); color: var(--error); }
.badge-info    { background: rgba(48, 128, 208, 0.1); color: var(--info); }

.badge-dot::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* ── Form Controls ── */

.input,
.select,
.textarea {
  width: 100%;
  padding: 10px var(--spacing-md);
  font-family: var(--font-arabic);
  font-size: var(--fs-sm);
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  outline: none;
}

.input::placeholder,
.textarea::placeholder { color: var(--text-muted); }

.input:hover, .select:hover, .textarea:hover { border-color: var(--text-muted); }

.input:focus, .select:focus, .textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-bg);
}

.input.error, .select.error, .textarea.error {
  border-color: var(--error);
  box-shadow: 0 0 0 3px rgba(212, 64, 64, 0.1);
}

.input:disabled, .select:disabled, .textarea:disabled {
  background: var(--bg-primary);
  color: var(--text-muted);
  cursor: not-allowed;
}

.select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%239C9CAE' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  padding-inline-end: 36px;
}

/* Arrow on inline-end: left in RTL, right in LTR */
[dir="rtl"] .select { background-position: left 12px center; }
[dir="ltr"] .select { background-position: right 12px center; }

.textarea { min-height: 100px; resize: vertical; line-height: var(--lh-body); }

.form-group { margin-block-end: var(--spacing-md); }
.form-group label { margin-block-end: var(--spacing-xs); }
.form-hint { font-size: var(--fs-xs); color: var(--text-muted); margin-block-start: var(--spacing-xs); }
.form-error { font-size: var(--fs-xs); color: var(--error); margin-block-start: var(--spacing-xs); }
.form-row { display: flex; gap: var(--spacing-md); }
.form-row .form-group { flex: 1; }

/* Checkbox / Radio */
.checkbox-group, .radio-group { display: flex; align-items: center; gap: var(--spacing-sm); cursor: pointer; }
.checkbox-group input, .radio-group input { width: 18px; height: 18px; accent-color: var(--primary); cursor: pointer; }
.checkbox-group label, .radio-group label { font-size: var(--fs-sm); font-weight: 400; margin: 0; cursor: pointer; }

/* Toggle switch */
.toggle { position: relative; display: inline-block; width: 44px; height: 24px; }
.toggle input { opacity: 0; width: 0; height: 0; }

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.toggle-slider::before {
  content: "";
  position: absolute;
  top: 2px;
  inset-inline-start: 2px;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  transition: transform var(--transition-fast);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.toggle input:checked + .toggle-slider { background: var(--primary); }
.toggle input:checked + .toggle-slider::before { transform: translateX(-20px); }

/* Input with icon */
.input-icon { position: relative; }
.input-icon .input { padding-inline-start: 40px; }

.input-icon .icon {
  position: absolute;
  inset-inline-start: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--text-muted);
  pointer-events: none;
}

/* Input with suffix */
.input-suffix { position: relative; }
.input-suffix .input { padding-inline-end: 40px; }

.input-suffix .suffix {
  position: absolute;
  inset-inline-end: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: var(--fs-sm);
}

/* ── Avatar ── */

.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary-bg);
  color: var(--primary);
  font-weight: 700;
  font-size: var(--fs-sm);
  overflow: hidden;
  flex-shrink: 0;
}

.avatar img { width: 100%; height: 100%; object-fit: cover; }

.avatar--sm, .avatar-sm { width: 28px; height: 28px; font-size: var(--fs-xs); }
.avatar--md, .avatar-md { width: 40px; height: 40px; font-size: var(--fs-sm); }
.avatar--lg, .avatar-lg { width: 56px; height: 56px; font-size: var(--fs-lg); }
.avatar-xl { width: 80px; height: 80px; font-size: var(--fs-2xl); }

.avatar-group { display: flex; }
.avatar-group .avatar { border: 2px solid var(--bg-card); margin-inline-start: -8px; }
.avatar-group .avatar:first-child { margin-inline-start: 0; }

/* ── Tags / Chips ── */

.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  font-size: var(--fs-xs);
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-primary);
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
  cursor: default;
  transition: all var(--transition-fast);
}

.tag-removable { cursor: pointer; }
.tag-removable:hover { border-color: var(--error); color: var(--error); }

.tag-removable .tag-remove {
  width: 14px;
  height: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 10px;
  line-height: 1;
}

.tag-primary { background: var(--primary-bg); color: var(--primary); border-color: transparent; }
.tag-success { background: rgba(26, 138, 92, 0.1); color: var(--success); border-color: transparent; }

/* ── Tooltip ── */

.tooltip { position: relative; }

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  inset-inline-start: 50%;
  transform: translateX(50%);
  padding: 6px 12px;
  font-size: var(--fs-xs);
  font-weight: 500;
  color: var(--text-light);
  background: var(--text-primary);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all var(--transition-fast);
  z-index: 1000;
}

.tooltip::before {
  content: "";
  position: absolute;
  bottom: calc(100% + 2px);
  inset-inline-start: 50%;
  transform: translateX(50%);
  border: 5px solid transparent;
  border-top-color: var(--text-primary);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all var(--transition-fast);
  z-index: 1000;
}

.tooltip:hover::after,
.tooltip:hover::before {
  opacity: 1;
  visibility: visible;
}

/* ── Dropdown ── */

.dropdown { position: relative; display: inline-block; }

.dropdown-menu {
  position: absolute;
  top: calc(100% + 4px);
  inset-inline-end: 0;
  min-width: 200px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-xs);
  z-index: 500;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-fast);
}

.dropdown.open .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  background: transparent;
  width: 100%;
  text-align: inherit;
  font-family: var(--font-arabic);
}

.dropdown-item:hover { background: var(--bg-primary); color: var(--text-primary); }
.dropdown-item.danger { color: var(--error); }
.dropdown-item.danger:hover { background: rgba(212, 64, 64, 0.1); }
.dropdown-divider { height: 1px; background: var(--border-light); margin: var(--spacing-xs) 0; }

/* ── Tabs ── */

.tabs {
  display: flex;
  align-items: center;
  gap: 0;
  border-block-end: 1px solid var(--border);
  overflow-x: auto;
}

.tab {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border: none;
  background: transparent;
  border-block-end: 2px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
  font-family: var(--font-arabic);
  position: relative;
  top: 1px;
}

.tab:hover { color: var(--text-primary); }

.tab.tab-active,
.tab.active {
  color: var(--primary);
  border-block-end-color: var(--primary);
  font-weight: 600;
}

.tab-content { padding-block-start: var(--spacing-lg); }
.tab-pane { display: none; }
.tab-pane.active { display: block; animation: fadeIn 0.2s ease; }

/* ── Breadcrumb ── */

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--fs-sm);
  color: var(--text-muted);
  flex-wrap: wrap;
}

.breadcrumb a { color: var(--text-muted); transition: color var(--transition-fast); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .separator { margin: 0 var(--spacing-xs); opacity: 0.5; }
.breadcrumb .current { color: var(--text-primary); font-weight: 500; }

/* ── Data Table ── */

.data-table-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.data-table-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  border-block-end: 1px solid var(--border-light);
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.data-table-header h3 { font-size: var(--fs-lg); font-weight: 700; }

.data-table { width: 100%; border-collapse: collapse; }

.data-table th {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  text-align: inherit;
  background: var(--bg-primary);
  border-block-end: 1px solid var(--border-light);
  white-space: nowrap;
  user-select: none;
}

.data-table th.sortable { cursor: pointer; transition: color var(--transition-fast); }
.data-table th.sortable:hover { color: var(--text-primary); }
.data-table th.sortable::after { content: "\2195"; margin-inline-start: 4px; opacity: 0.3; }
.data-table th.sort-asc::after  { content: "\2191"; opacity: 1; color: var(--primary); }
.data-table th.sort-desc::after { content: "\2193"; opacity: 1; color: var(--primary); }

.data-table td {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  border-block-end: 1px solid var(--border-light);
  vertical-align: middle;
}

.data-table tr:last-child td { border-block-end: none; }
.data-table tr:hover td { background: var(--primary-bg); }

.data-table-actions { display: flex; align-items: center; gap: var(--spacing-xs); }
.data-table-actions .btn-icon { width: 32px; height: 32px; }

.data-table-empty { text-align: center; padding: var(--spacing-xxl) var(--spacing-lg); color: var(--text-muted); }
.data-table-empty .empty-icon { font-size: 48px; margin-block-end: var(--spacing-md); opacity: 0.5; }
.data-table-empty p { color: var(--text-muted); margin: 0; }

.data-table-footer {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-block-start: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--fs-sm);
  color: var(--text-muted);
}

.data-table-scroll { overflow-x: auto; }

/* ── Modal ── */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  padding: var(--spacing-lg);
}

.modal-overlay.active { opacity: 1; visibility: visible; }

.modal-container {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  transform: translateY(20px) scale(0.98);
  transition: transform var(--transition-normal);
  overflow: hidden;
}

.modal-overlay.active .modal-container { transform: translateY(0) scale(1); }

.modal-container.modal-sm { max-width: 380px; }
.modal-container.modal-lg { max-width: 700px; }
.modal-container.modal-xl { max-width: 900px; }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  border-block-end: 1px solid var(--border-light);
  flex-shrink: 0;
}

.modal-header h3 { font-size: var(--fs-lg); font-weight: 700; margin: 0; }

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 20px;
}

.modal-close:hover { background: var(--bg-primary); color: var(--text-primary); }

.modal-body { padding: var(--spacing-lg); overflow-y: auto; flex: 1; }

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border-block-start: 1px solid var(--border-light);
  flex-shrink: 0;
}

/* ── Toast ── */

.toast-container {
  position: fixed;
  top: var(--spacing-lg);
  inset-inline-start: var(--spacing-lg);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 300px;
  max-width: 450px;
  pointer-events: all;
  animation: slideInFromStart 0.3s ease forwards;
  border-inline-start: 4px solid var(--text-muted);
}

.toast-success { border-inline-start-color: var(--success); }
.toast-error   { border-inline-start-color: var(--error); }
.toast-warning { border-inline-start-color: var(--warning); }
.toast-info    { border-inline-start-color: var(--info); }

.toast .toast-icon { width: 20px; height: 20px; flex-shrink: 0; margin-block-start: 2px; }

.toast-success .toast-icon { color: var(--success); }
.toast-error .toast-icon   { color: var(--error); }
.toast-warning .toast-icon { color: var(--warning); }
.toast-info .toast-icon    { color: var(--info); }

.toast-content { flex: 1; min-width: 0; }
.toast-title { font-size: var(--fs-sm); font-weight: 600; color: var(--text-primary); }
.toast-message { font-size: var(--fs-xs); color: var(--text-muted); margin-block-start: 2px; }

.toast-close {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.toast-close:hover { background: var(--bg-primary); color: var(--text-primary); }
.toast.removing { animation: slideOutToStart 0.3s ease forwards; }

/* ── Upload Zone ── */

.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xxl) var(--spacing-lg);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  background: var(--bg-secondary);
}

.upload-zone:hover { border-color: var(--primary-light); background: var(--primary-bg); }

.upload-zone.dragging {
  border-color: var(--primary);
  background: var(--primary-bg);
  box-shadow: 0 0 0 4px rgba(106, 31, 180, 0.1);
}

.upload-zone .upload-icon { font-size: 48px; color: var(--text-muted); margin-block-end: var(--spacing-md); }
.upload-zone .upload-title { font-size: var(--fs-base); font-weight: 600; color: var(--text-primary); margin-block-end: var(--spacing-xs); }
.upload-zone .upload-hint { font-size: var(--fs-sm); color: var(--text-muted); }
.upload-zone .upload-browse { color: var(--primary); font-weight: 600; text-decoration: underline; }

.upload-progress { margin-block-start: var(--spacing-md); }

.upload-progress-bar {
  width: 100%;
  height: 8px;
  background: var(--border-light);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.upload-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-full);
  transition: width var(--transition-normal);
}

.upload-progress-text {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  margin-block-start: var(--spacing-xs);
  display: flex;
  justify-content: space-between;
}

.upload-file-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  margin-block-start: var(--spacing-sm);
}

.upload-file-item .file-name { flex: 1; font-size: var(--fs-sm); color: var(--text-secondary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.upload-file-item .file-size { font-size: var(--fs-xs); color: var(--text-muted); }

/* ── Rich Text Editor ── */

.editor-container {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.editor-toolbar {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-block-end: 1px solid var(--border-light);
  background: var(--bg-primary);
  flex-wrap: wrap;
}

.editor-toolbar button {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 16px;
}

.editor-toolbar button:hover { background: var(--bg-secondary); color: var(--text-primary); }
.editor-toolbar button.active { background: var(--primary-bg); color: var(--primary); }
.editor-toolbar .separator { width: 1px; height: 24px; background: var(--border); margin: 0 4px; }

.editor-content {
  min-height: 200px;
  padding: var(--spacing-md);
  font-family: var(--font-reading);
  font-size: var(--fs-lg);
  line-height: var(--lh-reading);
  color: var(--text-primary);
  outline: none;
  direction: rtl;
}

.editor-content:empty::before { content: attr(data-placeholder); color: var(--text-muted); }
.editor-content p { margin-block-end: var(--spacing-sm); color: inherit; }
.editor-content h1, .editor-content h2, .editor-content h3 { margin-block-end: var(--spacing-sm); }

.editor-content blockquote {
  border-inline-start: 3px solid var(--primary);
  padding-inline-start: var(--spacing-md);
  color: var(--text-muted);
  margin: var(--spacing-md) 0;
  font-style: italic;
}

.editor-content ul, .editor-content ol { padding-inline-start: var(--spacing-lg); margin-block-end: var(--spacing-sm); }
.editor-content li { margin-block-end: var(--spacing-xs); }

.editor-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-block-start: 1px solid var(--border-light);
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

/* ── Charts ── */

.chart-container {
  position: relative;
  width: 100%;
  min-height: 220px;
  padding: var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.chart-container canvas { max-width: 100%; }

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-block-end: var(--spacing-md);
}

.chart-header h4 { font-size: var(--fs-base); font-weight: 700; }

.chart-legend { display: flex; align-items: center; gap: var(--spacing-md); flex-wrap: wrap; }

.chart-legend-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

.chart-legend-item .dot { width: 8px; height: 8px; border-radius: 50%; }

/* ── Search ── */

.search-bar { position: relative; width: 100%; }
.search-bar .input { padding-inline-start: 44px; }

.search-bar .search-icon {
  position: absolute;
  inset-inline-start: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--text-muted);
  pointer-events: none;
}

.search-bar .search-clear {
  position: absolute;
  inset-inline-end: var(--spacing-sm);
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  display: none;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: var(--radius-sm);
}

.search-bar .search-clear.visible { display: flex; }
.search-bar .search-clear:hover { color: var(--text-primary); }

.search-filters {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-block-start: var(--spacing-md);
  flex-wrap: wrap;
}

.search-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  font-size: var(--fs-xs);
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-arabic);
}

.search-filter-btn:hover { border-color: var(--primary-light); color: var(--primary); }
.search-filter-btn.active { background: var(--primary-bg); border-color: var(--primary); color: var(--primary); }

.search-results-count { font-size: var(--fs-sm); color: var(--text-muted); margin-block-start: var(--spacing-md); }

/* ── Pagination ── */

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-md) 0;
}

.pagination-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-size: var(--fs-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-arabic);
}

.pagination-btn:hover { border-color: var(--primary-light); color: var(--primary); background: var(--primary-bg); }
.pagination-btn.active { background: var(--primary); color: var(--text-light); border-color: var(--primary); }
.pagination-btn:disabled { opacity: 0.4; cursor: not-allowed; pointer-events: none; }

.pagination-ellipsis {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: var(--fs-sm);
}

.pagination-info { font-size: var(--fs-sm); color: var(--text-muted); margin-inline-start: var(--spacing-md); }

/* ── Empty State ── */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-xxl) var(--spacing-lg);
  min-height: 300px;
}

.empty-state .empty-icon { font-size: 64px; color: var(--text-muted); opacity: 0.4; margin-block-end: var(--spacing-lg); }
.empty-state h3 { font-size: var(--fs-xl); color: var(--text-primary); margin-block-end: var(--spacing-sm); }
.empty-state p { font-size: var(--fs-sm); color: var(--text-muted); max-width: 400px; margin-block-end: var(--spacing-lg); }

/* ── Skeleton Loading ── */

.skeleton {
  background: linear-gradient(90deg, var(--border-light) 25%, var(--bg-primary) 37%, var(--border-light) 63%);
  background-size: 400% 100%;
  animation: shimmer 1.4s ease infinite;
  border-radius: var(--radius-sm);
}

.skeleton-text { height: 14px; width: 100%; margin-block-end: var(--spacing-sm); }
.skeleton-text:last-child { width: 60%; }
.skeleton-title { height: 24px; width: 40%; margin-block-end: var(--spacing-md); }
.skeleton-card { height: 200px; border-radius: var(--radius-lg); }
.skeleton-avatar { width: 40px; height: 40px; border-radius: 50%; }
.skeleton-btn { height: 40px; width: 120px; border-radius: var(--radius-md); }
.skeleton-image { height: 160px; border-radius: var(--radius-md); }

/* ── Progress Bar ── */

.progress {
  width: 100%;
  height: 8px;
  background: var(--border-light);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: var(--primary);
  transition: width var(--transition-slow);
}

.progress-fill.green  { background: var(--success); }
.progress-fill.orange { background: var(--accent); }
.progress-fill.red    { background: var(--error); }

.progress-sm { height: 4px; }
.progress-lg { height: 12px; }

.progress-label {
  display: flex;
  justify-content: space-between;
  margin-block-end: var(--spacing-xs);
  font-size: var(--fs-xs);
  color: var(--text-muted);
}


/* ════════════════════════════════════════════════════════════
   6. PAGE-SPECIFIC STYLES
   ════════════════════════════════════════════════════════════ */

/* ────────────────────────────────────────────────────────────
   Dashboard — Radical Redesign
   ──────────────────────────────────────────────────────────── */

/* Legacy support */
.dashboard-page {
  padding: var(--spacing-xl);
  max-width: 1400px;
  margin-inline: auto;
}

@keyframes dashFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── New Dashboard System ── */
.dash {
  padding: var(--spacing-lg);
  max-width: 1400px;
  margin-inline: auto;
  animation: dashFadeIn 0.5s ease-out;
}

/* Hero Welcome Banner */
.dash-hero {
  position: relative;
  border-radius: 20px;
  padding: clamp(24px, 4vw, 40px) clamp(24px, 4vw, 48px);
  color: #fff;
  overflow: hidden;
  margin-block-end: var(--spacing-xl);
  background: linear-gradient(135deg, #6A1FB4 0%, #5118A0 35%, #3d0c7a 70%, #2a0854 100%);
}

.dash-hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.dash-hero__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.35;
}

.dash-hero__blob--1 {
  width: 300px;
  height: 300px;
  background: #8B4FCF;
  top: -30%;
  inset-inline-start: -5%;
  animation: blobFloat 8s ease-in-out infinite alternate;
}

.dash-hero__blob--2 {
  width: 200px;
  height: 200px;
  background: #E07B3C;
  bottom: -40%;
  inset-inline-end: 10%;
  animation: blobFloat 6s ease-in-out 1s infinite alternate-reverse;
}

.dash-hero__blob--3 {
  width: 150px;
  height: 150px;
  background: #22B176;
  top: 50%;
  inset-inline-end: -5%;
  animation: blobFloat 7s ease-in-out 2s infinite alternate;
}

@keyframes blobFloat {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(20px, -20px) scale(1.15); }
}

.dash-hero__body {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-xl);
}

.dash-hero__text {
  flex: 1;
  min-width: 0;
}

.dash-hero__greeting {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.8);
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-block-end: var(--spacing-md);
}

.dash-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
  margin: 0 0 var(--spacing-sm);
  line-height: 1.3;
  color: #fff;
  letter-spacing: -0.01em;
}

.dash-hero__subtitle {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.75);
  margin: 0;
  line-height: 1.6;
  max-width: 440px;
}

/* XP Ring in Hero */
.dash-hero__xp {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  flex-shrink: 0;
}

.dash-hero__ring {
  width: 100px;
  height: 100px;
  flex-shrink: 0;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.2));
}

.dash-hero__ring svg {
  width: 100%;
  height: 100%;
  display: block;
}

.dash-hero__xp-info {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 100px;
}

.dash-hero__xp-val {
  font-size: var(--fs-xl);
  font-weight: 800;
  color: #fff;
  font-family: var(--font-heading);
}

.dash-hero__xp-bar {
  width: 100%;
  height: 6px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.dash-hero__xp-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, #fff 0%, #F0A060 100%);
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.dash-hero__xp-lbl {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.6);
}

/* Stat Cards Row */
.dash-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  margin-block-end: var(--spacing-xl);
}

.dash-stat {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  position: relative;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.dash-stat:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.dash-stat__icon {
  width: 52px;
  height: 52px;
  min-width: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
}

.dash-stat--purple .dash-stat__icon { background: rgba(106,31,180,0.1); color: var(--primary); }
.dash-stat--blue .dash-stat__icon   { background: rgba(48,128,208,0.1); color: var(--info); }
.dash-stat--green .dash-stat__icon  { background: rgba(26,138,92,0.1); color: var(--secondary); }
.dash-stat--orange .dash-stat__icon { background: rgba(224,123,60,0.1); color: var(--accent); }

.dash-stat__data { flex: 1; min-width: 0; }

.dash-stat__num {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

.dash-stat__lbl {
  display: block;
  font-size: var(--fs-xs);
  color: var(--text-muted);
  margin-block-start: 2px;
}

.dash-stat__accent {
  position: absolute;
  inset-inline-end: 0;
  top: 0;
  bottom: 0;
  width: 4px;
}

.dash-stat--purple .dash-stat__accent { background: var(--primary); }
.dash-stat--blue .dash-stat__accent   { background: var(--info); }
.dash-stat--green .dash-stat__accent  { background: var(--secondary); }
.dash-stat--orange .dash-stat__accent { background: var(--accent); }

/* Main Dashboard Grid */
.dash-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: var(--spacing-lg);
}

.dash-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: box-shadow 0.2s ease;
}

.dash-card:hover {
  box-shadow: var(--shadow-sm);
}

.dash-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-block-end: var(--spacing-lg);
}

.dash-card__head h3 {
  font-family: var(--font-heading);
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.dash-card__link {
  font-size: var(--fs-xs);
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: opacity 0.2s;
}

.dash-card__link:hover { opacity: 0.7; }

/* Quick Actions — compact grid */
.dash-qactions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-sm);
}

.dash-qa {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-sm);
  background: var(--bg-primary);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--font-arabic);
  text-align: center;
}

.dash-qa:hover {
  border-color: var(--primary-light);
  background: var(--primary-bg);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(106,31,180,0.08);
}

.dash-qa__ic {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--qa-bg, rgba(106,31,180,0.1));
  color: var(--qa-c, var(--primary));
  transition: transform 0.2s ease;
}

.dash-qa:hover .dash-qa__ic {
  transform: scale(1.08);
}

.dash-qa__lbl {
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--text-secondary);
}

/* Progress bars */
.dash-progress {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.dash-prog__top {
  display: flex;
  justify-content: space-between;
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  margin-block-end: 6px;
}

.dash-prog__top strong {
  color: var(--text-primary);
  font-weight: 700;
}

.dash-prog__bar {
  width: 100%;
  height: 8px;
  background: var(--bg-primary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.dash-prog__fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: var(--prog-c, var(--primary));
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dashboard Responsive */
@media (max-width: 1024px) {
  .dash-stats { grid-template-columns: repeat(2, 1fr); }
  .dash-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .dash { padding: var(--spacing-md); }
  .dash-hero__body { flex-direction: column; text-align: center; }
  .dash-hero__xp { justify-content: center; }
  .dash-hero__greeting { margin-inline: auto; }
  .dash-qactions { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 576px) {
  .dash-stats { grid-template-columns: 1fr 1fr; gap: var(--spacing-sm); }
  .dash-stat { padding: var(--spacing-md); }
  .dash-stat__icon { width: 42px; height: 42px; min-width: 42px; }
  .dash-stat__num { font-size: 1.25rem; }
  .dash-qactions { grid-template-columns: repeat(2, 1fr); }
}

/* Welcome Banner */
.dashboard-welcome {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, #6A1FB4 0%, #8B4FCF 40%, #5118A0 80%, #3d0c7a 100%);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl) var(--spacing-xxl);
  color: #fff;
  position: relative;
  overflow: hidden;
  margin-block-end: var(--spacing-xl);
}

.dashboard-welcome::before {
  content: '';
  position: absolute;
  top: -50%;
  inset-inline-start: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.dashboard-welcome::after {
  content: '';
  position: absolute;
  bottom: -60%;
  inset-inline-end: -10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(224, 123, 60, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.welcome-text { position: relative; z-index: 1; flex: 1; min-width: 0; }

.welcome-greeting {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-sm);
  opacity: 0.85;
  margin-block-end: var(--spacing-sm);
}

.dashboard-welcome h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 2.5vw, 1.75rem);
  font-weight: 700;
  margin: 0 0 var(--spacing-xs);
  color: #fff;
  line-height: var(--lh-heading);
}

.dashboard-welcome p {
  font-size: var(--fs-sm);
  opacity: 0.8;
  margin: 0;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.6;
  max-width: 500px;
}

/* XP Circle */
.welcome-xp {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-shrink: 0;
  margin-inline-start: var(--spacing-xl);
}

.xp-circle svg { display: block; }
.xp-info { display: flex; flex-direction: column; }
.xp-value { font-size: var(--fs-lg); font-weight: 700; color: #fff; white-space: nowrap; }
.xp-label { font-size: var(--fs-xs); color: rgba(255, 255, 255, 0.7); }

/* Stats Grid */
.stats-grid,
.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  margin-block-end: var(--spacing-xl);
}

.dashboard-page .stat-card {
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
  align-items: center;
}

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

.dashboard-page .stat-card .stat-value {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  margin-block-end: var(--spacing-xs);
}

.dashboard-page .stat-card .stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.dashboard-page .stat-card .stat-icon {
  min-width: 48px;
}

/* 2-Column Grid */
.dashboard-grid-2col {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--spacing-lg);
  margin-block-end: var(--spacing-xl);
}

.dashboard-column {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  min-width: 0;
}

/* Dashboard Section */
.dashboard-section {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-block-end: var(--spacing-lg);
}

.section-header h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.section-header a {
  font-size: 0.85rem;
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  transition: opacity 0.2s ease;
}

.section-header a:hover { opacity: 0.75; }

.dashboard-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-block-end: var(--spacing-md);
}

.dashboard-section-header h3 { font-size: var(--fs-lg); font-weight: 700; }

/* Documents Grid */
.documents-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

/* Quick Actions */
.quick-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm);
}

.quick-action-btn {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: start;
  width: 100%;
  font-family: var(--font-arabic);
}

.quick-action-btn:hover {
  border-color: var(--primary);
  background: var(--primary-bg);
  box-shadow: 0 2px 8px rgba(106, 31, 180, 0.1);
  transform: translateY(-2px);
}

.qa-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.qa-text { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.qa-title { font-size: var(--fs-sm); font-weight: 600; color: var(--text-primary); }
.qa-desc { font-size: var(--fs-xs); color: var(--text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Progress Summary */
.progress-summary { display: flex; flex-direction: column; gap: var(--spacing-md); }
.progress-item { display: flex; flex-direction: column; gap: var(--spacing-xs); }
.progress-item-info { display: flex; justify-content: space-between; font-size: var(--fs-sm); color: var(--text-secondary); }
.progress-item-value { font-weight: 600; color: var(--text-primary); }

.progress-bar-wrap {
  width: 100%;
  height: 8px;
  background: var(--border-light);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Progress Ring */
.progress-ring { display: inline-flex; align-items: center; justify-content: center; position: relative; }
.progress-ring svg { transform: rotate(-90deg); }
.progress-ring .progress-ring-text { position: absolute; font-family: var(--font-heading); font-size: 1.25rem; font-weight: 800; color: var(--text-primary); }

/* Dashboard misc grids */
.dashboard-grid { display: grid; gap: var(--spacing-lg); }
.dashboard-row { display: grid; grid-template-columns: 2fr 1fr; gap: var(--spacing-lg); }

/* Activity list */
.activity-list { display: flex; flex-direction: column; list-style: none; padding: 0; margin: 0; }

.activity-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-md) 0;
  border-block-end: 1px solid var(--border-light);
}

.activity-item:last-child { border-block-end: none; padding-block-end: 0; }

.activity-icon,
.activity-item .activity-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-bg);
  color: var(--primary);
  font-size: 0.9rem;
  flex-shrink: 0;
}

.activity-content,
.activity-item .activity-content { flex: 1; min-width: 0; }

.activity-text,
.activity-item .activity-content p {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  margin: 0 0 2px;
  line-height: 1.5;
}

.activity-time,
.activity-item .activity-time { font-size: var(--fs-xs); color: var(--text-muted); margin-block-start: 2px; }

/* Streak / Goals */
.streak-display { text-align: center; padding: var(--spacing-lg); }
.streak-number { font-size: var(--fs-5xl); font-weight: 700; color: var(--accent); line-height: 1; }
.streak-label { font-size: var(--fs-sm); color: var(--text-muted); margin-block-start: var(--spacing-xs); }

.streak-days { display: flex; gap: var(--spacing-xs); justify-content: center; margin-block-start: var(--spacing-md); }

.streak-day {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-xs);
  color: var(--text-muted);
  background: var(--bg-primary);
}

.streak-day.completed { background: var(--secondary); color: var(--text-light); }
.streak-day.today { border: 2px solid var(--primary); font-weight: 700; }

/* ────────────────────────────────────────────────────────────
   Library
   ──────────────────────────────────────────────────────────── */

.library-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}

.library-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-block-end: var(--spacing-lg);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.library-view-toggle {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.library-view-toggle button {
  padding: var(--spacing-xs) var(--spacing-sm);
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.library-view-toggle button.active { background: var(--primary); color: var(--text-light); }

.library-list .doc-card { display: flex; flex-direction: row; }
.library-list .doc-card-cover { width: 120px; height: auto; min-height: 100px; flex-shrink: 0; }
.library-list .doc-card-body { flex: 1; display: flex; flex-direction: column; justify-content: center; }

/* ────────────────────────────────────────────────────────────
   Course Detail
   ──────────────────────────────────────────────────────────── */

.course-detail {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--spacing-lg);
  align-items: start;
}

.course-detail-main { display: flex; flex-direction: column; gap: var(--spacing-lg); }

.course-detail-sidebar {
  position: sticky;
  top: calc(var(--topbar-height) + var(--spacing-lg));
}

.course-banner {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  color: var(--text-light);
}

.course-banner h1 { color: var(--text-light); margin-block-end: var(--spacing-sm); }
.course-banner p { color: rgba(255, 255, 255, 0.8); }

.course-modules { display: flex; flex-direction: column; gap: var(--spacing-sm); }

.course-module {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.course-module-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.course-module-header:hover { background: var(--primary-bg); }

.course-module-header .module-number {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary-bg);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-sm);
  font-weight: 700;
  flex-shrink: 0;
}

.course-module-header .module-title { flex: 1; font-weight: 600; }
.course-module-header .module-toggle { transition: transform var(--transition-fast); }
.course-module.open .module-toggle { transform: rotate(180deg); }

.course-module-content { display: none; padding: 0 var(--spacing-md) var(--spacing-md); }
.course-module.open .course-module-content { display: block; }

.course-lesson {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition-fast);
  font-size: var(--fs-sm);
  color: var(--text-secondary);
}

.course-lesson:hover { background: var(--bg-primary); }

.course-lesson .lesson-status {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--border);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.course-lesson.completed .lesson-status { background: var(--success); border-color: var(--success); color: var(--text-light); }
.course-lesson.current .lesson-status { border-color: var(--primary); background: var(--primary-bg); }

/* ────────────────────────────────────────────────────────────
   Flashcard Review
   ──────────────────────────────────────────────────────────── */

.flashcard-review {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 200;
  display: flex;
  flex-direction: column;
}

.flashcard-review-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-card);
  border-block-end: 1px solid var(--border-light);
}

.flashcard-review-progress { flex: 1; max-width: 400px; margin: 0 var(--spacing-lg); }

.flashcard-review-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
}

.flashcard-wrapper { width: 100%; max-width: 600px; perspective: 1200px; }

.card-flip {
  position: relative;
  width: 100%;
  min-height: 350px;
  cursor: pointer;
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-flip.flipped { transform: rotateY(180deg); }

.card-flip-front,
.card-flip-back {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  text-align: center;
}

.card-flip-back { transform: rotateY(180deg); background: var(--primary-bg); }

.card-flip-front .card-question {
  font-family: var(--font-reading);
  font-size: var(--fs-2xl);
  line-height: var(--lh-reading);
  color: var(--text-primary);
}

.card-flip-back .card-answer { font-size: var(--fs-lg); line-height: var(--lh-body); color: var(--text-primary); }
.card-flip-hint { font-size: var(--fs-xs); color: var(--text-muted); margin-block-start: var(--spacing-md); }

.flashcard-review-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: var(--bg-card);
  border-block-start: 1px solid var(--border-light);
}

.flashcard-review-actions .btn { min-width: 100px; }

.review-btn-again { background: var(--error); color: var(--text-light); border-color: var(--error); }
.review-btn-hard  { background: var(--accent); color: var(--text-light); border-color: var(--accent); }
.review-btn-good  { background: var(--secondary); color: var(--text-light); border-color: var(--secondary); }
.review-btn-easy  { background: var(--info); color: var(--text-light); border-color: var(--info); }

/* ────────────────────────────────────────────────────────────
   Quiz
   ──────────────────────────────────────────────────────────── */

.quiz-container { max-width: 700px; margin: 0 auto; }

.quiz-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-block-end: var(--spacing-lg);
}

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

.quiz-timer {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-secondary);
}

.quiz-timer.warning { color: var(--warning); }
.quiz-timer.danger  { color: var(--error); }

.quiz-question-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin-block-end: var(--spacing-lg);
}

.quiz-question-number { font-size: var(--fs-sm); color: var(--text-muted); margin-block-end: var(--spacing-sm); }

.quiz-question-text {
  font-family: var(--font-reading);
  font-size: var(--fs-xl);
  line-height: var(--lh-reading);
  color: var(--text-primary);
  margin-block-end: var(--spacing-lg);
}

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

.quiz-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: var(--fs-base);
}

.quiz-option:hover { border-color: var(--primary-light); background: var(--primary-bg); }
.quiz-option.selected { border-color: var(--primary); background: var(--primary-bg); }
.quiz-option.correct { border-color: var(--success); background: rgba(26, 138, 92, 0.08); }
.quiz-option.incorrect { border-color: var(--error); background: rgba(212, 64, 64, 0.08); }

.quiz-option .option-indicator {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: var(--fs-xs);
  font-weight: 700;
  transition: all var(--transition-fast);
}

.quiz-option.selected .option-indicator  { background: var(--primary); border-color: var(--primary); color: var(--text-light); }
.quiz-option.correct .option-indicator   { background: var(--success); border-color: var(--success); color: var(--text-light); }
.quiz-option.incorrect .option-indicator { background: var(--error); border-color: var(--error); color: var(--text-light); }

.quiz-actions { display: flex; align-items: center; justify-content: space-between; }

.quiz-results { text-align: center; padding: var(--spacing-xxl); }
.quiz-score { font-size: var(--fs-5xl); font-weight: 700; color: var(--primary); line-height: 1; }
.quiz-score-label { font-size: var(--fs-lg); color: var(--text-muted); margin-block-start: var(--spacing-sm); }

/* ────────────────────────────────────────────────────────────
   Analytics
   ──────────────────────────────────────────────────────────── */

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

.analytics-full-width { grid-column: 1 / -1; }

.analytics-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
}

.analytics-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-block-end: var(--spacing-md);
}

.analytics-card-header h3 { font-size: var(--fs-base); font-weight: 700; }

.analytics-period-select {
  display: flex;
  gap: 2px;
  background: var(--bg-primary);
  border-radius: var(--radius-sm);
  padding: 2px;
}

.analytics-period-select button {
  padding: 4px 12px;
  font-size: var(--fs-xs);
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: var(--radius-sm);
  font-family: var(--font-arabic);
  transition: all var(--transition-fast);
}

.analytics-period-select button.active {
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.heatmap-grid {
  display: grid;
  grid-template-columns: repeat(52, 1fr);
  gap: 2px;
}

.heatmap-cell { aspect-ratio: 1; border-radius: 2px; background: var(--border-light); }
.heatmap-cell.level-1 { background: rgba(26, 138, 92, 0.2); }
.heatmap-cell.level-2 { background: rgba(26, 138, 92, 0.4); }
.heatmap-cell.level-3 { background: rgba(26, 138, 92, 0.6); }
.heatmap-cell.level-4 { background: var(--secondary); }

/* ────────────────────────────────────────────────────────────
   AI Chat
   ──────────────────────────────────────────────────────────── */

.chat-container {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--topbar-height) - var(--spacing-lg) * 2);
  max-width: 800px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.chat-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border-block-end: 1px solid var(--border-light);
}

.chat-header .chat-ai-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  font-size: 18px;
}

.chat-header h3 { font-size: var(--fs-base); font-weight: 700; }

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.chat-message { display: flex; gap: var(--spacing-sm); max-width: 85%; }
.chat-message.user { align-self: flex-end; flex-direction: row-reverse; }

.chat-message-content {
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-lg);
  font-size: var(--fs-sm);
  line-height: var(--lh-body);
}

.chat-message.assistant .chat-message-content {
  background: var(--bg-primary);
  color: var(--text-primary);
  border-start-end-radius: var(--radius-sm);
}

.chat-message.user .chat-message-content {
  background: var(--primary);
  color: var(--text-light);
  border-start-start-radius: var(--radius-sm);
}

.chat-message-time { font-size: var(--fs-xs); color: var(--text-muted); margin-block-start: var(--spacing-xs); }

.chat-typing {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  width: fit-content;
}

.chat-typing .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--text-muted); animation: pulse 1.4s infinite; }
.chat-typing .dot:nth-child(2) { animation-delay: 0.2s; }
.chat-typing .dot:nth-child(3) { animation-delay: 0.4s; }

.chat-input-area {
  padding: var(--spacing-md) var(--spacing-lg);
  border-block-start: 1px solid var(--border-light);
  display: flex;
  align-items: flex-end;
  gap: var(--spacing-sm);
}

.chat-input {
  flex: 1;
  min-height: 44px;
  max-height: 120px;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-primary);
  font-family: var(--font-arabic);
  font-size: var(--fs-sm);
  color: var(--text-primary);
  resize: none;
  outline: none;
  transition: border-color var(--transition-fast);
}

.chat-input:focus { border-color: var(--primary); }

.chat-send-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  border: none;
  background: var(--primary);
  color: var(--text-light);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
  flex-shrink: 0;
}

.chat-send-btn:hover { background: var(--primary-dark); }
.chat-send-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ────────────────────────────────────────────────────────────
   Calendar
   ──────────────────────────────────────────────────────────── */

.calendar-container {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  border-block-end: 1px solid var(--border-light);
}

.calendar-header h3 { font-size: var(--fs-lg); font-weight: 700; }

.calendar-nav { display: flex; align-items: center; gap: var(--spacing-sm); }

.calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); }

.calendar-weekday {
  padding: var(--spacing-sm);
  text-align: center;
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--text-muted);
  border-block-end: 1px solid var(--border-light);
}

.calendar-day {
  min-height: 100px;
  padding: var(--spacing-xs);
  border-inline-start: 1px solid var(--border-light);
  border-block-end: 1px solid var(--border-light);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.calendar-day:hover { background: var(--primary-bg); }
.calendar-day.today { background: rgba(106, 31, 180, 0.04); }
.calendar-day.other-month { opacity: 0.3; }

.calendar-day-number { font-size: var(--fs-sm); font-weight: 600; margin-block-end: var(--spacing-xs); }

.calendar-day.today .calendar-day-number {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--text-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.calendar-event {
  font-size: 11px;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  margin-block-end: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.calendar-event.purple { background: var(--primary-bg); color: var(--primary); }
.calendar-event.green  { background: rgba(26, 138, 92, 0.1); color: var(--secondary); }
.calendar-event.orange { background: rgba(224, 123, 60, 0.1); color: var(--accent); }

.calendar-list-view { display: none; }

/* ────────────────────────────────────────────────────────────
   Notifications
   ──────────────────────────────────────────────────────────── */

.notification-list { display: flex; flex-direction: column; }

.notification-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border-block-end: 1px solid var(--border-light);
  transition: background var(--transition-fast);
  cursor: pointer;
}

.notification-item:hover { background: var(--primary-bg); }
.notification-item.unread { background: rgba(106, 31, 180, 0.03); }

.notification-item.unread::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  flex-shrink: 0;
  margin-block-start: 6px;
}

.notification-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.notification-content { flex: 1; min-width: 0; }
.notification-text { font-size: var(--fs-sm); color: var(--text-primary); }
.notification-text strong { font-weight: 600; }
.notification-time { font-size: var(--fs-xs); color: var(--text-muted); margin-block-start: 2px; }

/* ────────────────────────────────────────────────────────────
   Leaderboard
   ──────────────────────────────────────────────────────────── */

.leaderboard-table { width: 100%; border-collapse: collapse; }

.leaderboard-table th {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--text-muted);
  text-align: inherit;
  border-block-end: 1px solid var(--border-light);
}

.leaderboard-table td {
  padding: var(--spacing-sm) var(--spacing-md);
  border-block-end: 1px solid var(--border-light);
  vertical-align: middle;
}

.leaderboard-rank { font-size: var(--fs-lg); font-weight: 700; width: 48px; text-align: center; }
.leaderboard-rank.gold   { color: #FFB800; }
.leaderboard-rank.silver { color: #A0A0A0; }
.leaderboard-rank.bronze { color: #CD7F32; }

.leaderboard-user { display: flex; align-items: center; gap: var(--spacing-sm); }
.leaderboard-user-name { font-weight: 600; color: var(--text-primary); }
.leaderboard-xp { font-weight: 700; color: var(--primary); }
.leaderboard-streak { display: flex; align-items: center; gap: 4px; color: var(--accent); font-weight: 600; }

.leaderboard-table tr.current-user { background: var(--primary-bg); }
.leaderboard-table tr.current-user td { font-weight: 600; }

/* ────────────────────────────────────────────────────────────
   Achievements
   ──────────────────────────────────────────────────────────── */

.achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--spacing-md);
}

.achievement-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
}

.achievement-card:hover { box-shadow: var(--shadow-md); }
.achievement-card.locked { opacity: 0.5; filter: grayscale(0.8); }

.achievement-card.locked::after {
  content: "\1F512";
  position: absolute;
  top: var(--spacing-sm);
  inset-inline-end: var(--spacing-sm);
  font-size: 16px;
}

.achievement-card .achievement-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-md);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
}

.achievement-card.unlocked .achievement-icon {
  background: linear-gradient(135deg, var(--primary-bg), rgba(224, 160, 48, 0.15));
  box-shadow: 0 0 20px var(--primary-bg);
}

.achievement-card h4 { font-size: var(--fs-sm); margin-block-end: var(--spacing-xs); }
.achievement-card p { font-size: var(--fs-xs); color: var(--text-muted); margin: 0; }
.achievement-card .achievement-date { font-size: var(--fs-xs); color: var(--text-muted); margin-block-start: var(--spacing-sm); }

/* ────────────────────────────────────────────────────────────
   Settings
   ──────────────────────────────────────────────────────────── */

.settings-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--spacing-lg);
  align-items: start;
}

.settings-nav {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-sm);
  position: sticky;
  top: calc(var(--topbar-height) + var(--spacing-lg));
}

.settings-nav a {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.settings-nav a:hover { background: var(--bg-primary); color: var(--text-primary); }
.settings-nav a.active { background: var(--primary-bg); color: var(--primary); font-weight: 600; }

.settings-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
}

.settings-panel h2 { font-size: var(--fs-xl); margin-block-end: var(--spacing-xs); }
.settings-panel .settings-desc { font-size: var(--fs-sm); color: var(--text-muted); margin-block-end: var(--spacing-lg); }

.settings-section {
  padding-block-end: var(--spacing-lg);
  margin-block-end: var(--spacing-lg);
  border-block-end: 1px solid var(--border-light);
}

.settings-section:last-child { padding-block-end: 0; margin-block-end: 0; border-block-end: none; }
.settings-section h3 { font-size: var(--fs-base); font-weight: 700; margin-block-end: var(--spacing-md); }

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
}

.settings-row-info { flex: 1; }
.settings-row-info h4 { font-size: var(--fs-sm); font-weight: 600; }
.settings-row-info p { font-size: var(--fs-xs); color: var(--text-muted); margin: 0; }

/* ────────────────────────────────────────────────────────────
   Admin
   ──────────────────────────────────────────────────────────── */

.sidebar--admin { background: #12101C; }

.sidebar--admin .sidebar-nav a.active,
.sidebar--admin .sidebar-nav button.active,
.sidebar--admin .sidebar-nav a.nav-link--active,
.sidebar--admin .sidebar-nav button.nav-link--active {
  background: rgba(212, 64, 64, 0.2);
}

.admin-badge {
  display: inline-block;
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: linear-gradient(135deg, var(--accent) 0%, #d06020 100%);
  color: #fff;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  margin-inline-start: var(--spacing-sm);
  vertical-align: middle;
  line-height: 1.6;
}

.topbar--admin { border-block-end: 2px solid var(--accent); position: relative; }

.topbar--admin::after {
  content: '';
  position: absolute;
  bottom: -2px;
  inset-inline-start: 0;
  inset-inline-end: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--primary) 50%, var(--accent) 100%);
}


/* ════════════════════════════════════════════════════════════
   7. LANDING PAGE
   ════════════════════════════════════════════════════════════ */

.landing-layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-arabic);
  overflow-x: hidden;
}

/* ── Landing Navigation (Glass Morphism) ── */

.landing-nav {
  position: fixed;
  top: 0;
  inset-inline-start: 0;
  inset-inline-end: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-xl);
  height: 72px;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-block-end: 1px solid rgba(232, 230, 225, 0.5);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.landing-nav.scrolled {
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 2px 20px rgba(106, 31, 180, 0.08);
}

[data-theme="dark"] .landing-nav {
  background: rgba(26, 22, 37, 0.75);
  border-block-end-color: rgba(255, 255, 255, 0.06);
}

[data-theme="dark"] .landing-nav.scrolled {
  background: rgba(26, 22, 37, 0.92);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.landing-logo span {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.landing-nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  list-style: none;
  margin: 0;
  padding: 0;
}

.landing-nav-links a {
  font-family: var(--font-arabic);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: color 0.2s ease, background 0.2s ease;
  position: relative;
}

.landing-nav-links a:hover,
.landing-nav-links a.active { color: var(--primary); }

.landing-nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  inset-inline-end: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 1px;
  transition: width 0.25s ease;
}

.landing-nav-links a:hover::after,
.landing-nav-links a.active::after { width: 100%; }

.nav-text-link {
  color: var(--text-secondary);
  font-size: var(--fs-sm);
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s;
}

.nav-text-link:hover { color: var(--primary); }

/* ── Hero Section ── */

.landing-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px var(--spacing-xl) 80px;
  background: linear-gradient(160deg, #f8f4ff 0%, #ede4f8 30%, #e0d4f5 60%, #f4f3ef 100%);
  overflow: hidden;
}

.landing-hero::before {
  content: '';
  position: absolute;
  top: -40%;
  inset-inline-start: -20%;
  width: 80%;
  height: 80%;
  background: radial-gradient(circle, rgba(106, 31, 180, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.landing-hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  inset-inline-end: -10%;
  width: 60%;
  height: 60%;
  background: radial-gradient(circle, rgba(26, 138, 92, 0.07) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

[data-theme="dark"] .landing-hero {
  background: linear-gradient(160deg, #1a1625 0%, #231b38 30%, #1e1830 60%, #1a1625 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  text-align: center;
  animation: heroFadeUp 0.8s ease-out;
}

@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: var(--primary-bg);
  color: var(--primary);
  font-size: var(--fs-sm);
  font-weight: 600;
  margin-block-end: var(--spacing-lg);
  animation: heroFadeUp 0.6s ease both;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 900;
  line-height: 1.25;
  margin-block-end: var(--spacing-lg);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 40%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: heroFadeUp 0.8s ease-out 0.1s both;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-family: var(--font-arabic);
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-block-end: var(--spacing-xl);
  max-width: 600px;
  margin-inline: auto;
  animation: heroFadeUp 0.8s ease-out 0.2s both;
}

.hero-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  animation: heroFadeUp 0.8s ease-out 0.3s both;
}

.hero-buttons .btn-primary {
  padding: 14px 36px;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  box-shadow: 0 6px 24px rgba(106, 31, 180, 0.3);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hero-buttons .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(106, 31, 180, 0.4);
}

.hero-buttons .btn-outline {
  padding: 14px 36px;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  border: 2px solid var(--primary);
  color: var(--primary);
  background: transparent;
  transition: all 0.2s ease;
}

.hero-buttons .btn-outline:hover {
  background: var(--primary-bg);
  transform: translateY(-2px);
}

.hero-cta-primary {
  font-size: var(--fs-base) !important;
  padding: 14px 32px !important;
  box-shadow: 0 4px 15px rgba(106, 31, 180, 0.35);
}

.hero-cta-primary:hover {
  box-shadow: 0 6px 20px rgba(106, 31, 180, 0.45);
  transform: translateY(-2px);
}

.hero-cta-secondary {
  color: var(--text-secondary) !important;
  border: 1px solid var(--border) !important;
}

/* Hero Trust */
.hero-trust {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-block-start: var(--spacing-xl);
  animation: heroFadeUp 0.6s ease 0.5s both;
}

.hero-trust-avatars { display: flex; }

.trust-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: var(--fs-xs);
  font-weight: 700;
  border: 2px solid var(--bg-primary);
  margin-inline-start: -8px;
}

.trust-avatar:first-child { margin-inline-start: 0; }
.hero-trust span { font-size: var(--fs-sm); color: var(--text-muted); }

/* Hero Mockup */
.hero-mockup {
  position: relative;
  z-index: 1;
  margin-block-start: var(--spacing-xxl);
  max-width: 900px;
  margin-inline: auto;
  padding: 0 var(--spacing-lg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(106, 31, 180, 0.15), 0 0 0 1px rgba(106, 31, 180, 0.08);
  animation: heroFadeUp 0.8s ease-out 0.45s both;
}

.hero-mockup img { width: 100%; display: block; }

.hero-mockup-frame {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(106, 31, 180, 0.15), 0 4px 20px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  border: 1px solid var(--border);
}

.mockup-topbar {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: 10px var(--spacing-md);
  background: var(--bg-secondary);
  border-block-end: 1px solid var(--border-light);
}

.mockup-dots { display: flex; gap: 6px; }
.mockup-dots span { width: 10px; height: 10px; border-radius: 50%; background: var(--border); }
.mockup-dots span:first-child { background: #e74c3c; }
.mockup-dots span:nth-child(2) { background: #f39c12; }
.mockup-dots span:last-child { background: #27ae60; }

.mockup-url {
  flex: 1;
  text-align: center;
  font-size: var(--fs-xs);
  color: var(--text-muted);
  background: var(--bg-primary);
  padding: 4px 16px;
  border-radius: var(--radius-full);
  direction: ltr;
}

.mockup-content { display: flex; min-height: 280px; }

.mockup-sidebar {
  width: 60px;
  background: var(--bg-sidebar);
  padding: var(--spacing-md) var(--spacing-sm);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.mockup-nav-item { height: 8px; border-radius: 4px; background: rgba(255, 255, 255, 0.15); }
.mockup-nav-item.active { background: var(--primary); }

.mockup-main { flex: 1; padding: var(--spacing-md); display: flex; flex-direction: column; gap: var(--spacing-md); }
.mockup-stats { display: flex; gap: var(--spacing-sm); }

.mockup-stat {
  flex: 1;
  height: 50px;
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  border-inline-end: 3px solid var(--primary);
}

.mockup-cards { display: flex; gap: var(--spacing-sm); flex: 1; }

.mockup-card {
  flex: 1;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary-bg) 0%, rgba(106, 31, 180, 0.04) 100%);
  border: 1px solid var(--border-light);
}

/* ── Landing Sections ── */

.landing-section {
  padding: 80px var(--spacing-xl);
  max-width: 1200px;
  margin-inline: auto;
  width: 100%;
}

.landing-section-alt {
  padding: 80px var(--spacing-xl);
  width: 100%;
  background: var(--bg-secondary);
}

[data-theme="dark"] .landing-section-alt { background: rgba(255, 255, 255, 0.02); }

.landing-section-alt > * { max-width: 1200px; margin-inline: auto; }

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 800;
  text-align: center;
  color: var(--text-primary);
  margin-block-end: var(--spacing-sm);
  position: relative;
  padding-bottom: var(--spacing-md);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  inset-inline-start: 50%;
  transform: translateX(50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
  border-radius: 2px;
}

.section-subtitle {
  font-family: var(--font-arabic);
  font-size: 1.1rem;
  color: var(--text-secondary);
  text-align: center;
  max-width: 600px;
  margin: var(--spacing-md) auto var(--spacing-xxl);
  line-height: 1.8;
}

/* Enhanced Feature Cards in Landing */
.landing-section .feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  inset-inline-start: 0;
  inset-inline-end: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.landing-section .feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(106, 31, 180, 0.12);
  border-color: rgba(106, 31, 180, 0.15);
}

.landing-section .feature-card:hover::before { opacity: 1; }
.landing-section .feature-card:hover .feature-icon { transform: scale(1.1); }

.feature-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-block-end: var(--spacing-md);
  background: linear-gradient(135deg, var(--primary-bg) 0%, rgba(106, 31, 180, 0.15) 100%);
  color: var(--primary);
  transition: transform 0.3s ease;
}

.feature-icon.icon-secondary { background: linear-gradient(135deg, rgba(26, 138, 92, 0.1) 0%, rgba(26, 138, 92, 0.18) 100%); color: var(--secondary); }
.feature-icon.icon-accent { background: linear-gradient(135deg, rgba(224, 123, 60, 0.1) 0%, rgba(224, 123, 60, 0.18) 100%); color: var(--accent); }

/* ── Steps Grid ── */

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  position: relative;
  counter-reset: steps;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 48px;
  inset-inline-start: 15%;
  inset-inline-end: 15%;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--border) 20%, var(--border) 80%, transparent 100%);
}

.step-card { text-align: center; position: relative; z-index: 1; }

.step-number {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  margin-block-end: var(--spacing-lg);
  box-shadow: 0 6px 20px rgba(106, 31, 180, 0.25);
  position: relative;
}

.step-number::after {
  content: '';
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  border: 2px dashed rgba(106, 31, 180, 0.2);
}

.step-card h3 { font-family: var(--font-heading); font-size: 1.15rem; font-weight: 700; color: var(--text-primary); margin-block-end: var(--spacing-sm); }
.step-card p { font-size: 0.95rem; color: var(--text-secondary); line-height: 1.7; }

/* ── Stats Counter Section ── */

.stats-section {
  padding: 64px var(--spacing-xl);
  background: linear-gradient(135deg, var(--primary) 0%, #4a0e8f 50%, #2d0660 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
  pointer-events: none;
}

.stats-section > * { position: relative; z-index: 1; }

.stats-section .stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  max-width: 1000px;
  margin-inline: auto;
}

.stats-section-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.stat-counter { text-align: center; }
.stat-counter .number { font-family: var(--font-heading); font-size: clamp(2rem, 5vw, 3rem); font-weight: 900; display: block; margin-block-end: var(--spacing-xs); }
.stat-counter .label { font-size: 0.95rem; opacity: 0.85; font-weight: 500; }

/* ── Testimonials ── */

.testimonials-section {
  padding: 80px var(--spacing-xl);
  max-width: 1200px;
  margin-inline: auto;
  width: 100%;
}

.testimonials-section .testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-lg);
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: var(--spacing-md);
  inset-inline-end: var(--spacing-lg);
  font-size: 4rem;
  line-height: 1;
  color: var(--primary-bg);
  font-family: Georgia, serif;
  pointer-events: none;
}

.testimonial-card .testimonial-text { font-size: 1rem; line-height: 1.8; color: var(--text-secondary); margin-block-end: var(--spacing-lg); position: relative; z-index: 1; }
.testimonial-card .testimonial-author { display: flex; align-items: center; gap: var(--spacing-md); }

.testimonial-card .testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.testimonial-card .testimonial-name { font-weight: 700; color: var(--text-primary); font-size: 0.95rem; }
.testimonial-card .testimonial-role { font-size: 0.85rem; color: var(--text-muted); }

/* ── Enhanced Pricing in Landing ── */

.landing-section .pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  align-items: stretch;
  max-width: 1000px;
  margin-inline: auto;
}

.landing-section .pricing-card {
  background: var(--bg-card);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl) var(--spacing-lg);
  text-align: center;
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.landing-section .pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(106, 31, 180, 0.12);
}

.pricing-card-featured {
  border-color: var(--primary) !important;
  box-shadow: 0 8px 32px rgba(106, 31, 180, 0.18), 0 0 0 1px rgba(106, 31, 180, 0.1);
  transform: scale(1.03);
}

.pricing-card-featured:hover {
  transform: scale(1.03) translateY(-6px) !important;
  box-shadow: 0 20px 56px rgba(106, 31, 180, 0.22), 0 0 0 1px rgba(106, 31, 180, 0.15) !important;
}

.pricing-badge {
  position: absolute;
  top: -14px;
  inset-inline-start: 50%;
  transform: translateX(50%);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 20px;
  border-radius: var(--radius-full);
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(106, 31, 180, 0.3);
}

.pricing-name { font-family: var(--font-heading); font-size: 1.2rem; font-weight: 700; color: var(--text-primary); margin-block-end: var(--spacing-md); }
.pricing-amount { font-family: var(--font-heading); font-size: 2.75rem; font-weight: 900; color: var(--primary); line-height: 1; }

.pricing-card-featured .pricing-amount {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pricing-period { font-size: 0.9rem; color: var(--text-muted); margin-inline-end: var(--spacing-xs); }

.pricing-save-badge {
  font-size: 10px;
  background: rgba(26, 138, 92, 0.15);
  color: var(--secondary);
  padding: 1px 8px;
  border-radius: var(--radius-full);
  margin-inline-end: 6px;
  font-weight: 700;
}

.pricing-toggle {
  display: inline-flex;
  align-items: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 4px;
  margin-block-end: var(--spacing-xl);
}

.pricing-toggle-btn {
  padding: 10px 24px;
  font-family: var(--font-arabic);
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-full);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.25s ease;
}

.pricing-toggle-btn.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(106, 31, 180, 0.3);
}

/* ── CTA Section ── */

.cta-section {
  padding: 80px var(--spacing-xl);
  text-align: center;
  background: linear-gradient(160deg, #f8f4ff 0%, #ede4f8 50%, #f4f3ef 100%);
  position: relative;
  overflow: hidden;
}

[data-theme="dark"] .cta-section {
  background: linear-gradient(160deg, #1e1830 0%, #231b38 50%, #1a1625 100%);
}

.cta-section .section-title { margin-block-end: var(--spacing-md); }
.cta-section p { font-size: 1.1rem; color: var(--text-secondary); max-width: 500px; margin: 0 auto var(--spacing-xl); line-height: 1.7; }

/* ── Landing Footer ── */

.landing-footer {
  background: var(--bg-sidebar);
  color: rgba(255, 255, 255, 0.7);
  padding: 60px var(--spacing-xl) 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--spacing-xl);
  max-width: 1200px;
  margin-inline: auto;
  padding-bottom: var(--spacing-xxl);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-block-end: var(--spacing-md);
}

.footer-logo span { font-family: var(--font-heading); font-size: var(--fs-xl); font-weight: 700; color: #fff; }
.footer-desc { font-size: var(--fs-sm); color: rgba(255, 255, 255, 0.6); line-height: 1.6; margin: 0; }

.footer-column h4 {
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: #fff;
  margin-block-end: var(--spacing-md);
}

.footer-column p { font-size: 0.9rem; line-height: 1.7; color: rgba(255, 255, 255, 0.55); }
.footer-column ul { list-style: none; padding: 0; margin: 0; }
.footer-column ul li { margin-block-end: var(--spacing-sm); }

.footer-column ul li a,
.footer-column a {
  display: block;
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  padding: 4px 0;
  transition: color 0.2s ease, padding-inline-end 0.2s ease;
}

.footer-column ul li a:hover,
.footer-column a:hover {
  color: #fff;
  padding-inline-end: 4px;
}

.footer-bottom {
  border-block-start: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--spacing-lg) var(--spacing-xl);
  text-align: center;
  max-width: 1200px;
  margin-inline: auto;
}

.footer-bottom p { font-size: 0.85rem; color: rgba(255, 255, 255, 0.4); margin: 0; }


/* ════════════════════════════════════════════════════════════
   8. READER LAYOUT
   ════════════════════════════════════════════════════════════ */

.reader-layout {
  position: fixed;
  inset: 0;
  background: var(--bg-secondary);
  z-index: 200;
  display: flex;
  flex-direction: column;
}

.reader-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--bg-card);
  border-block-end: 1px solid var(--border-light);
  height: 52px;
  flex-shrink: 0;
}

.reader-topbar-title {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 300px;
}

.reader-topbar-center { display: flex; align-items: center; gap: var(--spacing-sm); }
.reader-topbar-actions { display: flex; align-items: center; gap: var(--spacing-xs); }

.reader-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-xxl) var(--spacing-lg);
  display: flex;
  justify-content: center;
}

.reader-page {
  max-width: 720px;
  width: 100%;
  font-family: var(--font-reading);
  font-size: var(--fs-lg);
  line-height: var(--lh-reading);
  color: var(--text-primary);
}

.reader-dual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xxl);
  max-width: 1200px;
}

.reader-dual .reader-page { max-width: none; }

/* Reader blocks */
.block-paragraph { margin-block-end: var(--spacing-md); text-indent: 2em; }
.block-paragraph:first-child { text-indent: 0; }

.block-heading {
  font-family: var(--font-heading);
  font-weight: 700;
  margin-block-start: var(--spacing-xl);
  margin-block-end: var(--spacing-md);
  line-height: var(--lh-heading);
}

.block-heading.h1 { font-size: var(--fs-3xl); }
.block-heading.h2 { font-size: var(--fs-2xl); }
.block-heading.h3 { font-size: var(--fs-xl); }

.block-quote {
  border-inline-start: 4px solid var(--primary);
  padding: var(--spacing-md) var(--spacing-lg);
  margin: var(--spacing-md) 0;
  background: var(--primary-bg);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--text-secondary);
}

.block-list { padding-inline-start: var(--spacing-xl); margin-block-end: var(--spacing-md); }
.block-list li { margin-block-end: var(--spacing-xs); position: relative; }
.block-list.ordered { list-style: arabic-indic; }

.block-list.unordered li::before {
  content: "\25CF";
  position: absolute;
  inset-inline-end: calc(100% + 8px);
  color: var(--primary);
  font-size: 8px;
  top: 0.55em;
}

.block-image { margin: var(--spacing-lg) 0; text-align: center; }
.block-image img { max-width: 100%; border-radius: var(--radius-md); }
.block-image figcaption { font-size: var(--fs-sm); color: var(--text-muted); margin-block-start: var(--spacing-xs); }

/* Reader highlights */
.reader-highlight { background: rgba(224, 160, 48, 0.25); border-radius: 2px; cursor: pointer; }
.reader-highlight.yellow { background: rgba(224, 160, 48, 0.25); }
.reader-highlight.green  { background: rgba(26, 138, 92, 0.2); }
.reader-highlight.purple { background: rgba(106, 31, 180, 0.15); }
.reader-highlight.red    { background: rgba(212, 64, 64, 0.15); }

/* Reader pagination */
.reader-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  border-block-start: 1px solid var(--border-light);
  background: var(--bg-card);
  flex-shrink: 0;
}

.reader-pagination .page-info { font-size: var(--fs-sm); color: var(--text-muted); min-width: 80px; text-align: center; }

/* Reader sidebar panel */
.reader-sidebar {
  position: fixed;
  inset-inline-start: 0;
  top: 0;
  bottom: 0;
  width: 320px;
  background: var(--bg-card);
  border-inline-end: 1px solid var(--border-light);
  box-shadow: var(--shadow-lg);
  z-index: 210;
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
}

[dir="rtl"] .reader-sidebar { transform: translateX(100%); }
.reader-sidebar.open { transform: translateX(0); }

.reader-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  border-block-end: 1px solid var(--border-light);
}

.reader-sidebar-content { flex: 1; overflow-y: auto; padding: var(--spacing-md); }

.reader-font-size-control { display: flex; align-items: center; gap: var(--spacing-sm); }
.reader-font-size-control span { font-size: var(--fs-sm); color: var(--text-muted); min-width: 30px; text-align: center; }

.reader-theme-options { display: flex; gap: var(--spacing-sm); margin-block-start: var(--spacing-md); }

.reader-theme-option {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  border: 2px solid var(--border);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.reader-theme-option:hover { border-color: var(--primary-light); }
.reader-theme-option.active { border-color: var(--primary); box-shadow: 0 0 0 2px var(--primary-bg); }
.reader-theme-option.light { background: #FFFFFF; }
.reader-theme-option.sepia { background: #F5F0E8; }
.reader-theme-option.dark  { background: #1A1625; }

/* Reader bookmarks */
.bookmark-list { display: flex; flex-direction: column; gap: var(--spacing-sm); }

.bookmark-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.bookmark-item:hover { background: var(--bg-primary); }
.bookmark-item .bookmark-page { font-size: var(--fs-xs); color: var(--primary); font-weight: 600; flex-shrink: 0; }

.bookmark-item .bookmark-text {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}


/* ════════════════════════════════════════════════════════════
   9. UTILITIES
   ════════════════════════════════════════════════════════════ */

/* Text alignment */
.text-start   { text-align: start; }
.text-center  { text-align: center; }
.text-end     { text-align: end; }

/* Text colors */
.text-primary   { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted     { color: var(--text-muted); }
.text-success   { color: var(--success); }
.text-warning   { color: var(--warning); }
.text-error     { color: var(--error); }
.text-info      { color: var(--info); }

/* Font weights */
.fw-400 { font-weight: 400; }
.fw-500 { font-weight: 500; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }

/* Display */
.d-none        { display: none; }
.d-block       { display: block; }
.d-flex        { display: flex; }
.d-inline-flex { display: inline-flex; }
.d-grid        { display: grid; }

/* Flex */
.flex-1        { flex: 1; }
.flex-wrap     { flex-wrap: wrap; }
.items-center  { align-items: center; }
.items-start   { align-items: flex-start; }
.items-end     { align-items: flex-end; }
.justify-center   { justify-content: center; }
.justify-between  { justify-content: space-between; }
.justify-end      { justify-content: flex-end; }
.gap-xs  { gap: var(--spacing-xs); }
.gap-sm  { gap: var(--spacing-sm); }
.gap-md  { gap: var(--spacing-md); }
.gap-lg  { gap: var(--spacing-lg); }
.gap-xl  { gap: var(--spacing-xl); }

/* Margins */
.m-0   { margin: 0; }
.mt-xs { margin-block-start: var(--spacing-xs); }
.mt-sm { margin-block-start: var(--spacing-sm); }
.mt-md { margin-block-start: var(--spacing-md); }
.mt-lg { margin-block-start: var(--spacing-lg); }
.mt-xl { margin-block-start: var(--spacing-xl); }
.mb-xs { margin-block-end: var(--spacing-xs); }
.mb-sm { margin-block-end: var(--spacing-sm); }
.mb-md { margin-block-end: var(--spacing-md); }
.mb-lg { margin-block-end: var(--spacing-lg); }
.mb-xl { margin-block-end: var(--spacing-xl); }
.ms-auto { margin-inline-start: auto; }
.me-auto { margin-inline-end: auto; }

/* Paddings */
.p-0  { padding: 0; }
.p-xs { padding: var(--spacing-xs); }
.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

/* Width */
.w-full { width: 100%; }
.w-auto { width: auto; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto   { overflow: auto; }

/* Border radius */
.rounded-sm   { border-radius: var(--radius-sm); }
.rounded-md   { border-radius: var(--radius-md); }
.rounded-lg   { border-radius: var(--radius-lg); }
.rounded-full { border-radius: var(--radius-full); }

/* Truncate text */
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Cursor */
.cursor-pointer { cursor: pointer; }

/* Relative position */
.relative { position: relative; }


/* ════════════════════════════════════════════════════════════
   10. ANIMATIONS & KEYFRAMES
   ════════════════════════════════════════════════════════════ */

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fadeOut {
  from { opacity: 1; }
  to   { opacity: 0; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes slideInFromStart {
  from { opacity: 0; transform: translateX(30px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes slideOutToStart {
  from { opacity: 1; transform: translateX(0); }
  to   { opacity: 0; transform: translateX(30px); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(-30px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

@keyframes pulse {
  0%, 80%, 100% { opacity: 0.3; transform: scale(0.8); }
  40% { opacity: 1; transform: scale(1); }
}

@keyframes cardFlip {
  0%   { transform: rotateY(0deg); }
  100% { transform: rotateY(180deg); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}

/* Animation utilities */
.animate-fadeIn    { animation: fadeIn 0.3s ease forwards; }
.animate-slideUp   { animation: slideUp 0.3s ease forwards; }
.animate-slideDown { animation: slideDown 0.3s ease forwards; }
.animate-scaleIn   { animation: scaleIn 0.3s ease forwards; }
.animate-spin      { animation: spin 1s linear infinite; }


/* ════════════════════════════════════════════════════════════
   11. RESPONSIVE BREAKPOINTS
   ════════════════════════════════════════════════════════════ */

/* ── 1200px — Tablet Landscape ── */

@media (max-width: 1200px) {
  .dashboard-stats,
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .dashboard-row { grid-template-columns: 1fr; }
  .analytics-grid { grid-template-columns: 1fr; }
  .library-grid { grid-template-columns: repeat(3, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .course-detail { grid-template-columns: 1fr; }
  .course-detail-sidebar { position: static; }
  .reader-dual { grid-template-columns: 1fr; }
}

/* ── 1024px ── */

@media (max-width: 1024px) {
  .dashboard-page .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .dashboard-grid-2col { grid-template-columns: 1fr; }
  .quick-actions { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-section .stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--spacing-lg); }
  .stats-section-inner { grid-template-columns: repeat(2, 1fr); }
}

/* ── 992px — Tablet ── */

@media (max-width: 992px) {
  .settings-layout { grid-template-columns: 1fr; }
  .settings-nav { position: static; display: flex; flex-wrap: wrap; gap: var(--spacing-xs); padding: var(--spacing-sm); }
  .settings-nav a { flex: none; }
  .library-grid { grid-template-columns: repeat(2, 1fr); }
  .heatmap-grid { grid-template-columns: repeat(26, 1fr); }
  .calendar-day { min-height: 80px; }
}

/* ── 768px — Mobile Landscape ── */

@media (max-width: 768px) {
  .topbar-hamburger { display: flex; }

  .sidebar {
    z-index: 300;
    box-shadow: var(--shadow-lg);
  }

  /* Slide sidebar off-screen toward inline-start edge */
  [dir="rtl"] .sidebar { transform: translateX(100%); }
  [dir="ltr"] .sidebar { transform: translateX(-100%); }
  .sidebar.mobile-open { transform: translateX(0); }

  .sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 250;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
  }

  .sidebar-overlay.active { opacity: 1; visibility: visible; }

  .main-wrapper { margin-inline-start: 0; }
  .main-content { padding: var(--spacing-md); }
  .topbar { padding: 0 var(--spacing-md); }
  .topbar-search { display: none; }
  .topbar-title { font-size: var(--fs-base); }

  .page-header { flex-direction: column; align-items: stretch; }
  .dashboard-stats, .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .library-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: 1fr; }

  .hero-section h1 { font-size: var(--fs-3xl); }
  .hero-actions { flex-direction: column; }

  .data-table-scroll { margin: 0 calc(-1 * var(--spacing-md)); padding: 0 var(--spacing-md); }
  .calendar-day { min-height: 60px; }
  .calendar-event { font-size: 10px; padding: 1px 4px; }

  .chat-container { height: calc(100vh - var(--topbar-height) - var(--spacing-md) * 2); border-radius: var(--radius-md); }
  .chat-message { max-width: 90%; }
  .reader-sidebar { width: 100%; }

  .flashcard-review-actions { flex-wrap: wrap; }
  .flashcard-review-actions .btn { min-width: 80px; flex: 1; }

  .mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    color: var(--text-primary);
    cursor: pointer;
    border-radius: var(--radius-md);
  }
  .mobile-menu-btn:hover { background: var(--bg-primary); }

  .dashboard-welcome { flex-direction: column; gap: var(--spacing-lg); padding: var(--spacing-lg); text-align: center; }
  .welcome-greeting { justify-content: center; }
  .welcome-xp { justify-content: center; margin-inline-start: 0; }

  .landing-nav { padding: 0 var(--spacing-md); }
  .landing-nav-links { display: none; }
  .landing-hero { padding: 100px var(--spacing-md) 60px; min-height: auto; }
  .landing-section, .landing-section-alt { padding: 60px var(--spacing-md); }
  .landing-section .features-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; gap: var(--spacing-lg); }
  .steps-grid::before { display: none; }
  .stats-section .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .landing-section .pricing-grid { grid-template-columns: 1fr; max-width: 400px; }
  .pricing-card-featured { transform: scale(1); }
  .pricing-card-featured:hover { transform: translateY(-6px) !important; }
  .footer-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn-primary, .hero-buttons .btn-outline { width: 100%; max-width: 300px; }
  .cta-section { padding: 60px var(--spacing-md); }
  .testimonials-section { padding: 60px var(--spacing-md); }
  .hero-mockup { display: none; }
  .hero-trust { justify-content: center; flex-wrap: wrap; }
  .landing-nav-links .nav-text-link { display: none; }
  .stats-section-inner { grid-template-columns: repeat(2, 1fr); }
}

/* ── 640px ── */

@media (max-width: 640px) {
  .dashboard-page { padding: var(--spacing-md); }
  .dashboard-page .stats-grid { grid-template-columns: 1fr 1fr; gap: var(--spacing-md); }
  .quick-actions { grid-template-columns: 1fr; }
  .documents-grid { grid-template-columns: 1fr 1fr; }
}

/* ── 576px — Mobile Portrait ── */

@media (max-width: 576px) {
  html { font-size: 15px; }
  .main-content { padding: var(--spacing-sm); }
  .dashboard-stats, .stats-grid { grid-template-columns: 1fr; }
  .library-grid { grid-template-columns: 1fr; }

  .card, .stat-card { padding: var(--spacing-md); }
  .form-row { flex-direction: column; }
  .auth-card { padding: var(--spacing-md); }
  .auth-page { padding: var(--spacing-md); }

  .hero-section { padding: var(--spacing-xl) var(--spacing-md); }
  .hero-section h1 { font-size: var(--fs-2xl); }
  .hero-section p { font-size: var(--fs-base); }
  .pricing-grid { grid-template-columns: 1fr; }
  .public-nav-links { display: none; }
  .achievements-grid { grid-template-columns: repeat(2, 1fr); }

  .tabs { gap: 0; overflow-x: auto; -webkit-overflow-scrolling: touch; }

  .modal-container { max-width: 100%; max-height: 100%; border-radius: var(--radius-md); margin: var(--spacing-sm); }
  .pagination { gap: 2px; }
  .pagination-btn { width: 32px; height: 32px; font-size: var(--fs-xs); }

  .quiz-question-text { font-size: var(--fs-lg); }
  .card-flip { min-height: 280px; }
  .card-flip-front .card-question { font-size: var(--fs-xl); }

  .calendar-grid { display: none; }
  .calendar-list-view { display: block; }

  .toast { min-width: 0; max-width: calc(100vw - var(--spacing-lg) * 2); }
  .toast-container { inset-inline-start: var(--spacing-sm); inset-inline-end: var(--spacing-sm); }
}

/* ── 480px ── */

@media (max-width: 480px) {
  .stats-section .stats-grid { grid-template-columns: 1fr 1fr; gap: var(--spacing-md); }
  .stat-counter .number { font-size: 1.75rem; }
  .stats-section-inner { grid-template-columns: 1fr 1fr; gap: var(--spacing-md); }
}


/* ════════════════════════════════════════════════════════════
   12. PRINT STYLES
   ════════════════════════════════════════════════════════════ */

@media print {
  .sidebar,
  .topbar,
  .sidebar-overlay,
  .toast-container,
  .modal-overlay,
  .btn,
  .topbar-actions,
  .page-header-actions,
  .pagination,
  .search-bar,
  .search-filters,
  .data-table-actions,
  .flashcard-review-actions,
  .reader-topbar,
  .reader-pagination,
  .reader-sidebar,
  .chat-input-area,
  .upload-zone {
    display: none !important;
  }

  .app-layout { display: block; }
  .main-content { padding: 0; overflow: visible; }
  .main-wrapper { margin-inline-start: 0; }
  #page-content { max-width: 100%; }

  body { color: #000; background: #fff; font-size: 12pt; }
  h1, h2, h3, h4, h5, h6 { color: #000; page-break-after: avoid; }

  .card, .stat-card, .doc-card, .quiz-card {
    border: 1px solid #ccc;
    box-shadow: none;
    page-break-inside: avoid;
  }

  .data-table th, .data-table td { border: 1px solid #ccc; }

  a[href]::after { content: " (" attr(href) ")"; font-size: 10pt; color: #666; }
  a[href^="#"]::after, a[href^="javascript"]::after { content: ""; }

  .reader-layout { position: static; }
  .reader-content { padding: 0; overflow: visible; }
  .reader-page { max-width: 100%; }
}


/* ════════════════════════════════════════════════════════════
   13. DARK THEME REFINEMENTS
   ════════════════════════════════════════════════════════════ */

[data-theme="dark"] .topbar {
  background: var(--bg-secondary);
  border-block-end-color: var(--border);
}

[data-theme="dark"] .topbar-search input,
[data-theme="dark"] .topbar-search-input {
  background: var(--bg-card);
}

[data-theme="dark"] .upload-zone { border-color: var(--border); background: var(--bg-secondary); }
[data-theme="dark"] .upload-zone:hover,
[data-theme="dark"] .upload-zone.dragging { background: rgba(106, 31, 180, 0.1); }

[data-theme="dark"] .data-table th { background: var(--bg-secondary); }
[data-theme="dark"] .editor-toolbar { background: var(--bg-secondary); }
[data-theme="dark"] .quiz-option { border-color: var(--border); }
[data-theme="dark"] .calendar-day:hover { background: rgba(106, 31, 180, 0.15); }
[data-theme="dark"] .notification-item.unread { background: rgba(106, 31, 180, 0.06); }

[data-theme="dark"] .btn { background: var(--bg-card); border-color: var(--border); color: var(--text-primary); }
[data-theme="dark"] .btn:hover { background: var(--bg-secondary); }
[data-theme="dark"] .btn-ghost { background: transparent; border-color: transparent; }
[data-theme="dark"] .btn-ghost:hover { background: var(--bg-card); }

[data-theme="dark"] .select {
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%236C6C80' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

[data-theme="dark"] .search-filter-btn { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .analytics-period-select { background: var(--bg-card); }
[data-theme="dark"] .analytics-period-select button.active { background: var(--bg-secondary); }
[data-theme="dark"] .toggle-slider { background: var(--border); }
[data-theme="dark"] .streak-day { background: var(--bg-card); }
[data-theme="dark"] .chat-message.assistant .chat-message-content { background: var(--bg-secondary); }
[data-theme="dark"] .chat-input { background: var(--bg-card); border-color: var(--border); }
[data-theme="dark"] .reader-topbar { background: var(--bg-secondary); }
[data-theme="dark"] .reader-content { background: var(--bg-primary); }
[data-theme="dark"] .modal-overlay { background: rgba(0, 0, 0, 0.7); }
[data-theme="dark"] .library-view-toggle { border-color: var(--border); }
[data-theme="dark"] .pricing-card { background: var(--bg-card); }

[data-theme="dark"] .skeleton {
  background: linear-gradient(90deg, var(--border) 25%, var(--bg-secondary) 37%, var(--border) 63%);
  background-size: 400% 100%;
}

/* ════════════════════════════════════════════════════════════
   END OF MUNONE DESIGN SYSTEM
   ════════════════════════════════════════════════════════════ */