/* ===================================================
   LAJHAR AI - Light Mode Stylesheet (RTL Arabic)
   =================================================== */

:root {
  /* خلفيات الوضع الفاتح */
  --bg-main: #f8fafc;
  --bg-surface: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;

  /* ألوان الهوية والذكاء الاصطناعي */
  --primary: #0284c7;
  --primary-hover: #0369a1;
  --primary-text: #ffffff;
  --accent: #7c3aed;
  --glow-cyan: rgba(2, 132, 199, 0.08);
  --glow-purple: rgba(124, 58, 237, 0.08);

  /* النصوص والحدود */
  --text-main: #0f172a;
  --text-muted: #44546b;
  --border-color: #e2e8f0;
  --border-glow: rgba(2, 132, 199, 0.3);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --transition: all 0.25s ease-in-out;
}

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

body {
  font-family: 'Cairo', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.7;
  direction: rtl;
  text-align: right;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

/* --- الحاويات والتقسيمات --- */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

.section {
  padding: 90px 0;
}

.bg-alt {
  background-color: var(--bg-surface);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 50px;
}

.section-badge {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.5px;
  background: var(--glow-cyan);
  border: 1px solid rgba(2, 132, 199, 0.2);
  padding: 6px 18px;
  border-radius: 20px;
  margin-bottom: 14px;
}

.section-header h2 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-main);
}

.section-header p {
  color: var(--text-muted);
  font-size: 1rem;
}

.grid {
  display: grid;
  gap: 24px;
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
}

/* --- البطاقات --- */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 32px;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.04), 0 2px 4px -1px rgba(0, 0, 0, 0.02);
  transition: var(--transition);
  position: relative;
}

.card:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--border-glow);
  box-shadow: 0 12px 24px -4px rgba(2, 132, 199, 0.1);
  transform: translateY(-4px);
}

.card-icon {
  width: 50px;
  height: 50px;
  background: rgba(2, 132, 199, 0.1);
  border: 1px solid rgba(2, 132, 199, 0.2);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 1.3rem;
  margin-bottom: 20px;
}

.card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-main);
}

.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.research-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
}

.research-card:hover {
  border-color: rgba(124, 58, 237, 0.3);
  box-shadow: 0 12px 24px -4px rgba(124, 58, 237, 0.1);
}

.research-card .card-icon {
  background: rgba(124, 58, 237, 0.1);
  border-color: rgba(124, 58, 237, 0.2);
  color: var(--accent);
  flex-shrink: 0;
}

.research-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 6px;
}

/* --- الهيدر والتنقل --- */
.header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-color);
  z-index: 100;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  font-size: 1.5rem;
  color: var(--primary);
}

.logo-text {
  font-family: 'Inter', sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--text-main);
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 28px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: var(--transition);
}

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

/* --- أزرار الإجراءات (رمز اللغة والحساب بالنصوص العربية) --- */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.action-btn {
  background: var(--bg-surface);
 /* border: 1px solid var(--border-color);*/
  color: var(--text-main);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.action-btn-text {
  padding: 8px 14px;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 700;
  height: 38px;
}

.action-btn-text .btn-label {
  display: inline-block;
  line-height: 1;
}

.action-btn:hover {
  background: var(--bg-main);
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.15);
}

.action-btn i {
  font-size: 0.95rem;
}
.action-btn span {
  font-size: 0.80rem;
}
.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 1.3rem;
  cursor: pointer;
}
.section-cta {
  text-align: center;
  margin-top: 48px;
}
/* --- القسم الرئيسي (Hero Banner) --- */
.hero-banner {
  position: relative;
  min-height: 82vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 100px 24px;
  background: 
    radial-gradient(circle at 50% 30%, rgba(2, 132, 199, 0.08) 0%, transparent 65%),
    radial-gradient(circle at 80% 20%, rgba(124, 58, 237, 0.05) 0%, transparent 55%),
    #ffffff;
  border-bottom: 1px solid var(--border-color);
}

.hero-content {
  position: relative;
  max-width: 850px;
  z-index: 2;
}

.hero-tagline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 22px;
}

.hero-title {
  font-size: 3.1rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 24px;
  color: #0f172a;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 38px;
  line-height: 1.8;
}

.hero-cta-group {
  display: flex;
  justify-content: center;
  gap: 16px;
}

/* --- الأزرار --- */
.btn {
  padding: 13px 30px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  display: inline-block;
  text-align: center;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--primary-text);
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.3);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: 0 6px 20px rgba(2, 132, 199, 0.4);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: var(--bg-surface);
  border-color: var(--border-color);
  color: var(--text-main);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
  background-color: var(--bg-main);
  border-color: var(--text-muted);
}

.btn-block {
  width: 100%;
}

/* --- نافذة اللغات المنبثقة --- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
}

.modal-backdrop.active {
  display: flex;
}

.modal-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  width: 90%;
  max-width: 400px;
  overflow: hidden;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

.modal-header {
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
}

.close-modal {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
}

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

.modal-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--text-main);
  width: 100%;
  font-family: inherit;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
}

.lang-option:hover {
  background: var(--bg-main);
}

.lang-option.active {
  background: var(--bg-main);
  border-color: var(--primary);
}

.flag-icon {
  font-size: 1.4rem;
}

.lang-title {
  flex: 1;
  text-align: right;
}

.checkmark {
  display: none;
  color: var(--primary);
}

.lang-option.active .checkmark {
  display: inline-block;
}

/* --- قسم التواصل والمدخلات --- */
.contact-box {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.04);
}

.contact-info h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--text-main);
}

.contact-info p {
  color: var(--text-muted);
  margin-bottom: 30px;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
  color: var(--text-main);
}

.info-item i {
  color: var(--primary);
  font-size: 1.1rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-main);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

/* --- التذييل (Footer) --- */
.footer {
  border-top: 1px solid var(--border-color);
  padding: 40px 0;
  background: #ffffff;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 20px;
}

.footer-brand .logo-text {
  color: var(--text-main);
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-top: 6px;
}

.footer-bottom {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* --- صفحات تسجيل الدخول والتسجيل --- */
.auth-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at center, #ffffff 0%, #f1f5f9 100%);
  padding: 40px 20px;
}

.auth-container {
  width: 100%;
  max-width: 440px;
}

.auth-brand {
  text-align: center;
  margin-bottom: 24px;
  display: flex;
  justify-content: center;
}

.auth-card {
  padding: 36px;
  background: #ffffff;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.08);
}

.auth-header {
  text-align: center;
  margin-bottom: 24px;
}

.auth-header h2 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 6px;
  color: var(--text-main);
}

.auth-header p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.forgot-link, .accent-link {
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
}

.forgot-link:hover, .accent-link:hover {
  text-decoration: underline;
}

.auth-footer {
  text-align: center;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* --- لوحة تحكم المستخدم (Dashboard) --- */
.dashboard-user-card {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 36px;
  background: #ffffff;
}

.user-avatar {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: rgba(2, 132, 199, 0.1);
  border: 2px solid var(--primary);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  flex-shrink: 0;
}

.user-details h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-main);
}

.user-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px 24px;
}

.meta-label {
  color: var(--text-muted);
  font-size: 0.88rem;
  display: block;
}

.meta-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
}

.meta-badge {
  display: inline-block;
  background: rgba(124, 58, 237, 0.1);
  color: var(--accent);
  border: 1px solid rgba(124, 58, 237, 0.2);
  padding: 2px 12px;
  border-radius: 12px;
  font-size: 0.82rem;
  font-weight: 700;
}

/* --- جدول الاستشارات --- */
.dashboard-table-container {
  background-color: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.04);
}

.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 16px;
}

.table-header h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text-main);
}

.table-header p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.table-responsive {
  overflow-x: auto;
}

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

.data-table th, .data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.92rem;
}

.data-table th {
  color: var(--text-muted);
  font-weight: 700;
  background: var(--bg-main);
  font-size: 0.85rem;
}

.data-table tbody tr:hover {
  background: #f8fafc;
}

.status-badge {
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 700;
}

.status-completed {
  background: rgba(34, 197, 94, 0.12);
  color: #15803d;
  border: 1px solid rgba(34, 197, 94, 0.25);
}

.status-scheduled {
  background: rgba(2, 132, 199, 0.12);
  color: var(--primary);
  border: 1px solid rgba(2, 132, 199, 0.25);
}

.table-action-link {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.88rem;
}

.table-action-link:hover {
  text-decoration: underline;
}

/* --- الهواتف والأجهزة اللوحية --- */
@media (max-width: 900px) {
  .hero-title {
    font-size: 2.2rem;
  }
  
  .contact-box {
    grid-template-columns: 1fr;
    padding: 30px;
    gap: 30px;
  }

  .grid-2 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    right: 0;
    width: 100%;
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    padding: 20px 0;
    display: none;
    z-index: 1000;
  }

  .nav-menu.active {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    align-items: center;
    gap: 18px;
  }

  .hero-cta-group {
    flex-direction: column;
  }

  .dashboard-user-card {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 600px) {
  .action-btn-text {
    padding: 6px 10px;
    gap: 6px;
    font-size: 0.8rem;
    height: 34px;
  }
}

/* ===================================================
   Research Article & Rich Content (Arabic RTL Styles)
   =================================================== */

/* --- هيدر صفحة البحث والبيانات الوصفية --- */
.article-hero {
  padding: 60px 0 30px;
  background: linear-gradient(180deg, rgba(2, 132, 199, 0.05) 0%, transparent 100%);
  border-bottom: 1px solid var(--border-color);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 18px;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.article-meta i {
  color: var(--primary);
  margin-left: 6px;
}

.article-title {
  font-size: 2.3rem;
  font-weight: 800;
  line-height: 1.35;
  color: var(--text-main);
  margin-bottom: 18px;
}

.article-lead {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 28px;
}

.author-box {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--border-color);
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(2, 132, 199, 0.1);
  border: 1px solid rgba(2, 132, 199, 0.25);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.author-name {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-main);
}

.author-role {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* --- تقسيم الصفحة والشريط الجانبي --- */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  align-items: start;
}

.article-content h2 {
  font-size: 1.6rem;
  font-weight: 800;
  margin: 36px 0 16px;
  color: var(--text-main);
}

.article-content p {
  color: #334155;
  font-size: 1.02rem;
  line-height: 1.85;
  margin-bottom: 20px;
}

/* --- صناديق التنبيه والملاحظات --- */
.alert-box {
  display: flex;
  gap: 16px;
  padding: 20px 24px;
  border-radius: var(--radius-md);
  margin: 28px 0;
  border: 1px solid transparent;
}

.alert-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.alert-inner h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.alert-inner p {
  font-size: 0.92rem;
  margin-bottom: 0;
  line-height: 1.65;
}

.alert-info {
  background-color: rgba(2, 132, 199, 0.06);
  border-color: rgba(2, 132, 199, 0.25);
  color: #0369a1;
}
.alert-info .alert-inner p { color: #0c4a6e; }

.alert-warning {
  background-color: rgba(245, 158, 11, 0.08);
  border-color: rgba(245, 158, 11, 0.3);
  color: #b45309;
}
.alert-warning .alert-inner p { color: #78350f; }

.alert-success {
  background-color: rgba(34, 197, 94, 0.08);
  border-color: rgba(34, 197, 94, 0.3);
  color: #15803d;
}
.alert-success .alert-inner p { color: #14532d; }

.alert-danger {
  background-color: rgba(239, 68, 68, 0.08);
  border-color: rgba(239, 68, 68, 0.3);
  color: #b91c1c;
}
.alert-danger .alert-inner p { color: #7f1d1d; }

.callout-grid {
  margin: 20px 0;
}

/* --- الرسوم التوضيحية --- */
.article-figure {
  margin: 32px 0;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-surface);
}

.figure-placeholder {
  height: 240px;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #94a3b8;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.figure-watermark {
  position: absolute;
  font-size: 14rem;
  color: rgba(255, 255, 255, 0.03);
  left: -20px;
  bottom: -40px;
}

.figure-content-mock {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  font-family: 'Fira Code', 'Cairo', monospace;
  font-size: 0.9rem;
  color: var(--primary);
  text-align: center;
  padding: 0 20px;
}

figcaption {
  padding: 12px 18px;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-color);
  background: #fafafa;
}

figcaption i {
  margin-left: 6px;
}

/* --- صندوق كتابة الأكواد (LTR دائم للأكواد) --- */
.code-block-wrapper {
  margin: 32px 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: #0f172a;
  border: 1px solid #1e293b;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.15);
  direction: ltr;
  text-align: left;
}

.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 18px;
  background-color: #1e293b;
  color: #cbd5e1;
  font-size: 0.82rem;
  font-family: 'Fira Code', monospace;
}

.copy-code-btn {
  background: transparent;
  border: 1px solid #475569;
  color: #cbd5e1;
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-family: 'Cairo', sans-serif;
  cursor: pointer;
  transition: var(--transition);
}

.copy-code-btn:hover {
  background: #334155;
  color: #fff;
}

.code-block-wrapper pre {
  padding: 20px;
  overflow-x: auto;
  font-family: 'Fira Code', monospace;
  font-size: 0.88rem;
  line-height: 1.6;
  color: #e2e8f0;
}

.token-keyword { color: #38bdf8; font-weight: 600; }
.token-function { color: #f472b6; }
.token-string { color: #4ade80; }
.token-comment { color: #64748b; font-style: italic; font-family: 'Cairo', sans-serif; }

/* --- الجداول وتنسيق المقاييس --- */
.article-table-wrapper {
  margin: 28px 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.metric-high {
  color: #16a34a;
  font-weight: 700;
}

.metric-low {
  color: #dc2626;
  font-weight: 700;
}

.status-deprecated {
  background: rgba(239, 68, 68, 0.1);
  color: #dc2626;
  border: 1px solid rgba(239, 68, 68, 0.25);
}

/* --- بطاقات الأيقونات وأنماط الأزرار --- */
.icon-showcase-grid {
  margin: 28px 0;
}

.icon-showcase-card {
  padding: 20px;
  text-align: center;
}

.icon-showcase-card .card-icon {
  margin: 0 auto 12px;
}

.buttons-showcase-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 24px;
  border-radius: var(--radius-md);
  margin-top: 32px;
}

.buttons-showcase-box h3 {
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.button-group-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.btn-outline-accent {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
}

.btn-outline-accent:hover {
  background: rgba(124, 58, 237, 0.08);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
}

.btn-ghost:hover {
  background: #f1f5f9;
  color: var(--text-main);
}

/* --- القائمة الجانبية المثبتة (Sticky Sidebar) --- */
.sticky-sidebar {
  position: sticky;
  top: 90px;
}

.sidebar-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toc-link {
  font-size: 0.88rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.toc-link i {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.toc-link:hover, .toc-link.active {
  color: var(--primary);
  font-weight: 700;
}

.toc-link.active i {
  color: var(--primary);
}

.sidebar-divider {
  height: 1px;
  background: var(--border-color);
  margin: 20px 0;
}

.resource-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.resource-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px;
  border-radius: var(--radius-sm);
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.resource-item:hover {
  border-color: var(--primary);
}

.resource-item i {
  font-size: 1.5rem;
  color: var(--primary);
}

.resource-item strong {
  display: block;
  font-size: 0.85rem;
}

.resource-item span {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.sidebar-cta p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

/* --- التجاوب مع الهواتف والشاشات الصغيرة --- */
@media (max-width: 992px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
  
  .sticky-sidebar {
    position: static;
  }

  .article-title {
    font-size: 1.85rem;
  }
}