/* ==========================================================================
   EasyToLearning - Unified Modern Design System
   CakePHP 5 Production Frontend Stylesheet
   ========================================================================== */

/* --- 1. CSS Design Tokens / Variables --- */
:root {
  /* Brand Identity Tokens */
  --primary: #ab54a2;
  --primary-hover: #933d8b;
  --primary-active: #7c2e75;
  --primary-light: #fdf4fb;
  --primary-subtle: #f5e3f3;
  --primary-border: #e8bde3;
  --primary-text: #8e3585;
  --primary-rgb: 171, 84, 162;

  --secondary: #92c138;
  --secondary-hover: #7ea72f;
  --secondary-active: #6a8e26;
  --secondary-light: #f7fbef;
  --secondary-subtle: #e6f5cd;
  --secondary-border: #cce69b;
  --secondary-text: #4e6a1c;
  --secondary-rgb: 146, 193, 56;

  --accent: #f7941e;
  --accent-hover: #df7d0e;
  --accent-active: #bf6606;
  --accent-light: #fffcf7;
  --accent-subtle: #feebd2;
  --accent-border: #fcd59f;
  --accent-text: #9a5303;
  --accent-rgb: 247, 148, 30;

  --dark: #0f172a;
  --dark-surface: #1e293b;
  --dark-border: #334155;
  --dark-text: #0f172a;
  --dark-muted: #64748b;
  --dark-rgb: 15, 23, 42;

  /* Status Colors */
  --success: #92c138;
  --success-hover: #7ea72f;
  --success-light: #f7fbef;
  --success-border: #cce69b;
  --success-text: #4e6a1c;

  --warning: #f7941e;
  --warning-hover: #df7d0e;
  --warning-light: #fffcf7;
  --warning-border: #fcd59f;
  --warning-text: #9a5303;

  --danger: #ef4444;
  --danger-hover: #dc2626;
  --danger-light: #fef2f2;
  --danger-border: #fecaca;
  --danger-text: #991b1b;

  --info: #0284c7;
  --info-hover: #0369a1;
  --info-light: #f0f9ff;
  --info-border: #bae6fd;
  --info-text: #0369a1;

  /* Neutral Slate Palette */
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'Fira Code', 'JetBrains Mono', 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;

  /* Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(15, 23, 42, 0.08), 0 1px 2px -1px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.05);

  /* Border Radii */
  --radius-xs: 3px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- 2. Base Resets & Global Typography --- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 15px;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--slate-700);
  background-color: var(--slate-50);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-sans);
  color: var(--slate-900);
  font-weight: 700;
  line-height: 1.3;
  margin-top: 0;
  margin-bottom: 0.75rem;
  letter-spacing: -0.015em;
}

h1 {
  font-size: 1.85rem;
}

h2 {
  font-size: 1.5rem;
}

h3 {
  font-size: 1.25rem;
}

h4 {
  font-size: 1.1rem;
}

h5 {
  font-size: 0.95rem;
}

h6 {
  font-size: 0.85rem;
}

p {
  margin-top: 0;
  margin-bottom: 1rem;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate-700);
}

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

a:hover,
a:focus {
  color: var(--primary-hover);
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

hr {
  border: 0;
  border-top: 1px solid var(--slate-200);
  margin: 1.5rem 0;
}

ul,
ol {
  margin-top: 0;
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}

/* --- 3. Buttons & Form Controls --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 14px;
  line-height: 1.4;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none !important;
  transition: var(--transition-base);
  box-shadow: var(--shadow-xs);
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background-color: var(--primary);
  border-color: var(--primary);
  color: #ffffff !important;
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--primary-hover);
  border-color: var(--primary-hover);
  color: #ffffff !important;
}

.btn-secondary {
  background-color: var(--secondary);
  border-color: var(--secondary);
  color: #ffffff !important;
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--secondary-hover);
  border-color: var(--secondary-hover);
  color: #ffffff !important;
}

.btn-accent {
  background-color: var(--accent);
  border-color: var(--accent);
  color: #ffffff !important;
}

.btn-accent:hover,
.btn-accent:focus {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #ffffff !important;
}

.btn-dark {
  background-color: var(--dark);
  border-color: var(--dark);
  color: #ffffff !important;
}

.btn-dark:hover,
.btn-dark:focus {
  background-color: var(--dark-surface);
  border-color: var(--dark-surface);
  color: #ffffff !important;
}

.btn-success {
  background-color: var(--success);
  border-color: var(--success);
  color: #ffffff !important;
}

.btn-success:hover,
.btn-success:focus {
  background-color: var(--success-hover);
  border-color: var(--success-hover);
  color: #ffffff !important;
}

.btn-danger {
  background-color: var(--danger);
  border-color: var(--danger);
  color: #ffffff !important;
}

.btn-danger:hover,
.btn-danger:focus {
  background-color: var(--danger-hover);
  border-color: var(--danger-hover);
  color: #ffffff !important;
}

.btn-outline-primary {
  background-color: transparent;
  border-color: var(--primary-border);
  color: var(--primary) !important;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
  background-color: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary-hover) !important;
}

.btn-outline-secondary {
  background-color: transparent;
  border-color: var(--secondary-border);
  color: var(--secondary-text) !important;
}

.btn-outline-secondary:hover,
.btn-outline-secondary:focus {
  background-color: var(--secondary-light);
  border-color: var(--secondary);
  color: var(--secondary-hover) !important;
}

.btn-outline-accent {
  background-color: transparent;
  border-color: var(--accent-border);
  color: var(--accent-text) !important;
}

.btn-outline-accent:hover,
.btn-outline-accent:focus {
  background-color: var(--accent-light);
  border-color: var(--accent);
  color: var(--accent-hover) !important;
}

.btn-outline-light {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.3);
  color: #ffffff !important;
}

.btn-outline-light:hover {
  background-color: rgba(255, 255, 255, 0.25);
  border-color: #ffffff;
  color: #ffffff !important;
}

/* Badges */
.badge-primary {
  background-color: var(--primary-light);
  color: var(--primary-text);
  border: 1px solid var(--primary-border);
}

.badge-secondary {
  background-color: var(--secondary-light);
  color: var(--secondary-text);
  border: 1px solid var(--secondary-border);
}

.badge-accent {
  background-color: var(--accent-light);
  color: var(--accent-text);
  border: 1px solid var(--accent-border);
}

.badge-dark {
  background-color: var(--slate-100);
  color: var(--dark);
  border: 1px solid var(--slate-300);
}

.btn-sm {
  padding: 5px 12px;
  font-size: 13px;
  border-radius: var(--radius-xs);
}

.btn-lg {
  padding: 12px 24px;
  font-size: 16px;
  border-radius: var(--radius-md);
}

.btn-block {
  display: flex;
  width: 100%;
}

/* Form Controls */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label,
label {
  display: inline-block;
  font-weight: 600;
  font-size: 13px;
  color: var(--slate-700);
  margin-bottom: 6px;
}

.form-control,
input[type="text"],
input[type="password"],
input[type="email"],
input[type="tel"],
input[type="search"],
select,
textarea {
  display: block;
  width: 100%;
  padding: 9px 13px;
  font-size: 14px;
  font-family: var(--font-sans);
  line-height: 1.5;
  color: var(--slate-800);
  background-color: #ffffff;
  background-image: none;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  box-shadow: none;
}

select {
  height: 40px !important;
}

.form-control:focus,
input[type="text"]:focus,
input[type="password"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
input[type="search"]:focus,
select:focus,
textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.16);
}

textarea.form-control,
textarea {
  min-height: 100px;
  resize: vertical;
}

.error-msg,
.form-control.error-msg,
input.error-msg {
  border-color: var(--danger) !important;
  background-color: var(--danger-light);
}

span.error {
  display: block;
  font-size: 12px;
  color: var(--danger-text);
  margin-top: 5px;
  font-weight: 600;
}

/* Captcha Block */
.input-with-icon {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.input-with-icon .captcha-input-wrap {
  flex: 1 1 140px;
  min-width: 120px;
}

.input-with-icon .captcha-img-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

#img-captcha {
  border-radius: var(--radius-xs);
  border: 1px solid var(--slate-200);
  vertical-align: middle;
}

#a-reload {
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
  cursor: pointer;
}

/* --- 4. Cards, Containers & Layout Wrappers --- */
.container {
  max-width: 1240px;
  padding-left: 20px;
  padding-right: 20px;
  margin-left: auto;
  margin-right: auto;
}

.container-fluid {
  padding-left: 24px;
  padding-right: 24px;
}

.etl-card,
.card {
  background-color: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
  overflow: hidden;
  transition: var(--transition-base);
}

.etl-card:hover {
  border-color: var(--slate-300);
}

.etl-card-header {
  padding: 16px 20px;
  background-color: #ffffff;
  border-bottom: 1px solid var(--slate-200);
}

.etl-card-header h2,
.etl-card-header h3 {
  margin: 0;
  font-size: 1.15rem;
}

.etl-card-body {
  padding: 20px;
}

.banner-bottom-agileits.about_content {
  padding: 24px 0 40px;
}

.welcome {
  padding: 24px 0 40px;
}

/* --- 5. Header & Master Navigation --- */
.header-etl-agileinfo {
  background: #ffffff;
  box-shadow: 0 1px 3px 0 rgba(15, 23, 42, 0.06);
  position: relative;
  z-index: 1000;
}

/* Top Header Bar */
.etlw_agile_top_header {
  padding: 12px 0;
  border-bottom: 1px solid var(--slate-200);
  background: #ffffff;
}

.etlw_agile_top_header .container-fluid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 15px;
}

.logo-agileits {
  display: flex;
  align-items: center;
}

.logo-agileits img {
  max-height: 60px;
  width: auto;
  object-fit: contain;
}

.rightPanels {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-left: auto;
}

/* Social Icons in Header */
.etl__agileinfo_social .social-icons {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.etl__agileinfo_social .social-icons li a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background-color: var(--slate-100);
  color: var(--slate-600);
  font-size: 14px;
  transition: var(--transition-fast);
  text-decoration: none;
}

.etl__agileinfo_social .social-icons li a:hover {
  background-color: var(--primary);
  color: #ffffff;
  transform: translateY(-1px);
}

/* Sign In & Auth Actions in Header */
.agileits_etllayouts_sign_in ul {
  display: flex;
  align-items: center;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.agileits_etllayouts_sign_in ul li {
  display: inline-block;
  margin: 0;
}

.logintab,
.registertab,
.askquestiontab {
  display: inline-flex !important;
  align-items: center;
  gap: 6px;
  font-size: 13px !important;
  font-weight: 600 !important;
  padding: 7px 14px !important;
  border-radius: var(--radius-sm) !important;
  text-decoration: none !important;
  transition: var(--transition-fast) !important;
  cursor: pointer;
  letter-spacing: normal !important;
  text-transform: none !important;
}

.logintab {
  background: var(--slate-100) !important;
  color: var(--slate-800) !important;
  border: 1px solid var(--slate-300) !important;
}

.logintab:hover {
  background: var(--slate-200) !important;
  color: var(--slate-900) !important;
}

.registertab {
  background: var(--primary) !important;
  color: #ffffff !important;
  border: 1px solid var(--primary) !important;
}

.registertab:hover {
  background: var(--primary-hover) !important;
  border-color: var(--primary-hover) !important;
}

.askquestiontab {
  background: var(--accent) !important;
  color: #ffffff !important;
  border: 1px solid var(--accent) !important;
}

.askquestiontab:hover {
  background: var(--accent-hover) !important;
  border-color: var(--accent-hover) !important;
}

/* Bottom Header Navigation */
.bottom_header {
  background: var(--primary);
  border: none;
  padding: 0;
}

.etllayouts_agileits_nav_section {
  position: relative;
}

.navbar-default {
  background: transparent !important;
  border: none !important;
  margin: 0;
  border-radius: 0;
}

.navbar-default .navbar-nav>li>a {
  color: #e2e8f0 !important;
  font-size: 14px;
  font-weight: 500;
  padding: 14px 18px;
  text-transform: none;
  transition: var(--transition-fast);
  border-bottom: 3px solid transparent;
}

.navbar-default .navbar-nav>li>a:hover,
.navbar-default .navbar-nav>li>a:focus {
  color: #ffffff !important;
  background-color: rgba(255, 255, 255, 0.08) !important;
  border-bottom-color: var(--primary);
}

.navbar-default .navbar-nav>.active>a,
.navbar-default .navbar-nav>.active>a:hover,
.navbar-default .navbar-nav>.active>a:focus {
  color: #ffffff !important;
  background-color: rgba(255, 255, 255, 0.12) !important;
  border-bottom-color: var(--accent);
  font-weight: 600;
}

.navbar-toggle {
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  background-color: transparent !important;
  margin-top: 8px;
  margin-bottom: 8px;
  border-radius: var(--radius-sm);
}

.navbar-toggle .icon-bar {
  background-color: #ffffff !important;
}

.navbar-toggle:hover,
.navbar-toggle:focus {
  background-color: rgba(255, 255, 255, 0.1) !important;
}

/* Dropdown Menu in Navbar */
.agile_short_dropdown,
.navbar-nav .dropdown-menu {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 6px 0;
  min-width: 200px;
}

.agile_short_dropdown li a,
.navbar-nav .dropdown-menu li a {
  padding: 8px 16px;
  font-size: 13px;
  color: var(--slate-700);
  font-weight: 500;
  display: block;
  text-decoration: none;
  transition: var(--transition-fast);
}

.agile_short_dropdown li a:hover,
.navbar-nav .dropdown-menu li a:hover {
  background-color: var(--primary-light);
  color: var(--primary);
}

@media (min-width: 768px) {
  .navbar-nav>li:hover>.dropdown-menu {
    display: block;
  }
}

/* --- 6. Breadcrumbs --- */
.breadcrumbs,
#breadcrumbs {
  margin-bottom: 18px;
}

.breadcrumb {
  background: transparent;
  padding: 8px 0;
  margin-bottom: 0;
  list-style: none;
  border-radius: 0;
  font-size: 13px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}

.breadcrumb>li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--slate-500);
}

.breadcrumb>li a {
  color: var(--slate-600);
  font-weight: 500;
  text-decoration: none;
}

.breadcrumb>li a:hover {
  color: var(--primary);
  text-decoration: underline;
}

.breadcrumb>li.active {
  color: var(--slate-800);
  font-weight: 600;
}

.breadcrumb .arrow-icon,
.breadcrumb .divider {
  color: var(--slate-400);
  font-size: 11px;
}

/* --- 7. Sidebars & Accordions --- */
.left-sidebar,
.right-sidebar {
  margin-bottom: 24px;
}

article.tutorial-article-panel {
  background: #fff;
  padding: 15px 15px;
  border-radius: 10px;
}

.innerleft-sidebar {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  margin-bottom: 20px;
}

.innerleft-sidebar h2 {
  background: var(--primary);
  color: #ffffff;
  padding: 14px 16px !important;
  font-size: 15px;
  font-weight: 700;
  margin: 0;
  border-bottom: 1px solid var(--slate-700);
  display: flex;
  align-items: center;
  gap: 8px;
}

.innerleft-sidebar h4.list-group-item {
  background: var(--slate-50);
  border: none;
  border-bottom: 1px solid var(--slate-200);
  margin: 0;
  padding: 10px 14px;
  border-radius: 0;
}

.innerleft-sidebar h4 a {
  color: var(--slate-800);
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-decoration: none;
}

.innerleft-sidebar h4 a:hover {
  color: var(--primary);
}

.innerleft-sidebar .panel-collapse {
  background: #ffffff;
  border-bottom: 1px solid var(--slate-200);
}

.innerleft-sidebar .list-group-item {
  border: none;
  padding: 8px 16px;
  font-size: 13px;
  border-bottom: 1px solid var(--slate-100);
  border-radius: 0;
  transition: var(--transition-fast);
}

.innerleft-sidebar .list-group-item:last-child {
  border-bottom: none;
}

.innerleft-sidebar .list-group-item a {
  color: var(--slate-600);
  display: block;
  text-decoration: none;
}

.innerleft-sidebar .list-group-item a:hover {
  color: var(--primary);
  padding-left: 4px;
}

.innerleft-sidebar .list-group-item.active,
.innerleft-sidebar .list-group-item.active a {
  background-color: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
}

/* Right Sidebar Widgets */
.right-sidebar .well {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 20px;
}

.downloadFreeProjects {
  margin-bottom: 16px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
}

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

.downloadFreeProjects img {
  width: 100%;
  height: auto;
}

/* Telegram & WhatsApp Community Bar */
.telegram-whatsapp-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 12px 0 20px;
  justify-content: center;
}

.teligramJoin,
.whatsappJoin {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  color: #ffffff !important;
  text-decoration: none !important;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
}

.teligramJoin {
  background-color: #0088cc;
  border: 1px solid #0088cc;
}

.teligramJoin:hover {
  background-color: #0077b5;
  transform: translateY(-1px);
}

.whatsappJoin {
  background-color: #25d366;
  border: 1px solid #25d366;
}

.whatsappJoin:hover {
  background-color: #1ebe57;
  transform: translateY(-1px);
}

/* --- 8. Course & Tutorial Content --- */
.subject_header {
  margin-bottom: 20px;
  border-bottom: 1px solid var(--slate-200);
  padding-bottom: 14px;
}

.subject_header h3,
.subject_header .h-two {
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--slate-900);
  margin: 0;
  line-height: 1.3;
}

.subject_paragraph,
.tutorialDetail {
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate-700);
  margin-bottom: 24px;
}

.subject_paragraph p,
.tutorialDetail p {
  margin-bottom: 1.25rem;
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate-700);
}

.subject_paragraph h2,
.tutorialDetail h2 {
  font-size: 1.35rem;
  margin-top: 1.75rem;
  margin-bottom: 0.75rem;
  color: var(--slate-900);
}

.subject_paragraph h3,
.tutorialDetail h3 {
  font-size: 1.15rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--slate-800);
}

/* Modern Dark Code Blocks */
pre {
  background-color: #1e293b !important;
  /* Elegant dark slate, NO neon green */
  color: #e2e8f0;
  border: 1px solid #334155;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.6;
  overflow-x: auto;
  margin: 20px 0;
  box-shadow: var(--shadow-sm);
}

pre code {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: inherit;
  background: transparent !important;
  padding: 0 !important;
  border: none !important;
}

code {
  font-family: var(--font-mono);
  font-size: 13px;
  color: #e11d48;
  background-color: #ffe4e6;
  padding: 2px 6px;
  border-radius: 4px;
}

/* Chapter Navigation (Previous / Next) */
.chapternavigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--slate-200);
}

.chapternavigation .previous,
.chapternavigation .next {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  font-weight: 600;
  font-size: 14px;
  border-radius: var(--radius-sm);
  text-decoration: none !important;
  transition: var(--transition-base);
  box-shadow: var(--shadow-xs);
}

.chapternavigation .previous {
  background-color: #ffffff;
  color: var(--slate-700);
  border: 1px solid var(--slate-300);
}

.chapternavigation .previous:hover {
  background-color: var(--slate-50);
  border-color: var(--slate-400);
  color: var(--slate-900);
}

.chapternavigation .next {
  background-color: var(--primary);
  color: #ffffff;
  border: 1px solid var(--primary);
  margin-left: auto;
}

.chapternavigation .next:hover {
  background-color: var(--primary-hover);
  color: #ffffff;
}

/* --- 9. Home Page Cards & Grids --- */
.homeMainSubject {
  margin-bottom: 24px;
}

.homeMainSubject h2 {
  font-size: 16px;
  font-weight: 700;
  color: var(--slate-800);
  background: #ffffff;
  padding: 12px 16px;
  border: 1px solid var(--slate-200);
  border-bottom: 2px solid var(--primary);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  margin: 0;
}

.homeMainSubject .homepageSubject {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-top: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  padding: 12px 16px;
  box-shadow: var(--shadow-sm);
}

.homeMainSubject .chapterList {
  list-style: none;
  padding: 0;
  margin: 0 0 12px 0;
}

.homeMainSubject .chapterList li {
  padding: 7px 0;
  border-bottom: 1px solid var(--slate-100);
  font-size: 13.5px;
}

.homeMainSubject .chapterList li:last-child {
  border-bottom: none;
}

.homeMainSubject .chapterList li a {
  color: var(--slate-700);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition-fast);
}

.homeMainSubject .chapterList li a:hover {
  color: var(--primary);
  padding-left: 3px;
}

.viewAllList {
  text-align: right;
  margin: 8px 0 0 0;
  font-size: 13px;
}

.viewAllList a {
  font-weight: 600;
  color: var(--primary);
}

/* Course Categories Grid */
.course-grid {
  margin-bottom: 24px;
}

.course-grids {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  text-align: center;
}

.course-grids:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-border);
}

.course-grids img {
  width: 100%;
  height: 120px;
  object-fit: cover;
  transition: var(--transition-base);
}

.course-grids:hover img {
  transform: scale(1.03);
}

.view-caption p {
  font-weight: 600;
  font-size: 14px;
  color: var(--slate-800);
  padding: 10px 8px;
  margin: 0;
}

/* --- 10. Tables & Projects --- */
.table {
  width: 100%;
  margin-bottom: 1.5rem;
  background-color: #ffffff;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--slate-200);
  box-shadow: var(--shadow-sm);
}

.table th,
.table td {
  padding: 12px 16px;
  vertical-align: middle;
  border-top: 1px solid var(--slate-200);
  font-size: 14px;
}

.table th {
  background-color: var(--slate-100);
  color: var(--slate-800);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.5px;
  border-top: none;
}

.table tbody tr:hover {
  background-color: var(--slate-50);
}

/* Project Table Specifics */
.project-table-wrapper {
  margin: 20px 0;
  border-radius: var(--radius-md);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--slate-200);
  box-shadow: var(--shadow-sm);
  background: #ffffff;
}

.project-table-wrapper .table {
  margin-bottom: 0;
  min-width: 520px;
}

.project-table-header {
  background: var(--slate-900) !important;
  color: #ffffff !important;
}

.project-table-header th {
  background: var(--slate-900) !important;
  color: #ffffff !important;
  border: none !important;
  padding: 14px 16px;
}

/* Download Box Component */
.download-box-panel {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 18px 24px;
  margin: 20px 0;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 15px;
}

.download-box-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.download-count-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--primary-light);
  color: var(--primary-text);
  font-weight: 600;
  font-size: 13px;
  padding: 6px 12px;
  border-radius: var(--radius-full);
}

/* Telegram & WhatsApp Community Bar */
.telegram-whatsapp-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin: 16px 0 24px;
}

.teligramJoin,
.whatsappJoin {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.teligramJoin {
  background-color: #0088cc;
  color: #ffffff !important;
}

.teligramJoin:hover {
  background-color: #006699;
  color: #ffffff !important;
  transform: translateY(-1px);
}

.whatsappJoin {
  background-color: #25d366;
  color: #ffffff !important;
}

.whatsappJoin:hover {
  background-color: #1eb954;
  color: #ffffff !important;
  transform: translateY(-1px);
}

/* Chapter Card Listing */
.chapter-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  height: 100%;
}

.chapter-card:hover {
  border-color: var(--primary-border);
  box-shadow: var(--shadow-md);
}

.chapter-card-header {
  background: var(--slate-50);
  padding: 12px 16px;
  border-bottom: 1px solid var(--slate-200);
}

.chapter-card-title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--slate-800);
}

.chapter-topic-list {
  margin-bottom: 0;
}

.chapter-topic-list .list-group-item {
  border-left: none;
  border-right: none;
  border-color: var(--slate-100);
  padding: 10px 16px;
  font-size: 13.5px;
}

.chapter-topic-list .list-group-item:last-child {
  border-bottom: none;
}

.chapter-topic-list .topic-link {
  color: var(--slate-700);
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  transition: var(--transition-base);
}

.chapter-topic-list .topic-link:hover {
  color: var(--primary);
  transform: translateX(3px);
}

/* Project Sidebar Widget */
.project-sidebar-widget {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

.project-sidebar-widget .sidebar-heading {
  background: var(--slate-900);
  padding: 14px 18px;
  border-bottom: 1px solid var(--slate-200);
}

.project-sidebar-widget .sidebar-heading-link {
  color: #ffffff;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.project-list-group {
  margin-bottom: 0;
}

.project-list-group .list-group-item {
  border-left: none;
  border-right: none;
  border-color: var(--slate-100);
  padding: 10px 16px;
  font-size: 13px;
  transition: var(--transition-base);
}

.project-list-group .list-group-item:hover {
  background: var(--slate-50);
}

.project-list-group .list-group-item.active {
  background: var(--primary-light);
  border-color: var(--primary-border);
}

.project-list-group .list-group-item a {
  color: var(--slate-700);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
}

.project-list-group .list-group-item a:hover {
  color: var(--primary);
}

/* Empty Project State */
.empty-projects-state {
  padding: 30px;
  text-align: center;
  color: var(--slate-400);
}

/* --- 11. Blog & Article Elements --- */
.blog-article {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
}

.blog-article:hover {
  border-color: var(--slate-300);
  box-shadow: var(--shadow-md);
}

.entry-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.entry-title a {
  color: var(--slate-900);
  text-decoration: none;
}

.entry-title a:hover {
  color: var(--primary);
}

.entry-details {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  list-style: none;
  padding: 0;
  margin: 0 0 14px 0;
  font-size: 12.5px;
  color: var(--slate-500);
}

.entry-details li i {
  margin-right: 4px;
}

.entry-details li.cate {
  background-color: var(--slate-100);
  padding: 2px 8px;
  border-radius: var(--radius-xs);
  color: var(--slate-700);
  font-weight: 500;
}

.post__more a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 13.5px;
  color: var(--primary);
}

/* --- 12. Question & Answer (QA) System Styles --- */
.qa-page-wrapper {
  background-color: var(--slate-50);
  min-height: 80vh;
}

.qa-divider {
  margin: 12px 0 24px 0;
  border-color: var(--slate-200);
}

.qa-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--slate-200);
}

.qa-header-title h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--slate-900);
  margin: 0 0 4px 0;
}

.qa-card,
.qa-item-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  padding: 18px 20px;
  box-shadow: var(--shadow-xs);
  transition: var(--transition-base);
}

.qa-card:hover,
.qa-item-card:hover {
  border-color: var(--slate-300);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

.qa-card-body {
  display: flex;
  align-items: flex-start;
  gap: 18px;
}

.qa-stats-box {
  flex-shrink: 0;
  width: 72px;
  text-align: center;
  padding: 8px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--slate-200);
  background: var(--slate-50);
}

.qa-stats-box.answered,
.qa-stats-box.qa-stats-answered {
  background: var(--success-light);
  border-color: var(--success-border);
  color: var(--success-text);
}

.qa-stats-count {
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
}

.qa-stats-label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 4px;
  font-weight: 600;
}

.qa-details {
  flex-grow: 1;
  min-width: 0;
}

.qa-title {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 8px 0;
  line-height: 1.4;
}

.qa-title a {
  color: var(--slate-900);
  text-decoration: none;
}

.qa-title a:hover {
  color: var(--primary);
  text-decoration: underline;
}

.qa-meta-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 12.5px;
  margin-top: 8px;
}

.qa-tags-list {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
}

.qa-tag-badge {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary-text);
  padding: 3px 9px;
  border-radius: var(--radius-full);
  font-size: 11.5px;
  font-weight: 600;
}

.qa-author-meta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--slate-500);
}

.qa-empty-state {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 48px 24px;
  text-align: center;
  box-shadow: var(--shadow-xs);
  margin-bottom: 24px;
}

.qa-empty-icon {
  color: var(--slate-400);
  margin-bottom: 16px;
}

.qa-empty-state h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 8px;
}

.qa-empty-state p {
  color: var(--slate-500);
  max-width: 440px;
  margin: 0 auto 20px;
}

/* Question Detail Page */
.qa-question-detail-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.qa-question-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 16px;
}

.qa-answer-card {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-xs);
}

.qa-answer-card:hover {
  border-color: var(--slate-300);
}

.qa-answer-card.qa-answer-pending {
  border-left: 4px solid var(--warning);
  background-color: var(--warning-light);
}

.qa-answer-user {
  display: flex;
  align-items: center;
  margin-bottom: 12px;
}

.qa-avatar-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--slate-200);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--slate-600);
  font-size: 15px;
  margin-right: 12px;
  flex-shrink: 0;
}

.qa-answer-author-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--slate-800);
}

.qa-answer-date {
  font-size: 12px;
  color: var(--slate-500);
}

.qa-answer-body {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--slate-700);
}

.qa-write-answer-box {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-top: 30px;
  box-shadow: var(--shadow-sm);
}

/* Sidebar QA Widget */
.qa-sidebar-box {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 20px;
}

.qa-sidebar-box .agileinfo_sign {
  font-size: 17px;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 6px;
}

.qa-sidebar-subtitle {
  font-size: 12.5px;
  color: var(--slate-500);
  margin-bottom: 16px;
}

/* --- 13. Member Area & Dashboard ---
   Note: Member dashboard styles have been moved to plugins/MemberManager/webroot/css/member-dashboard.css */


/* Auth Cards (Login / Register / Password Reset) */
.removeBannerSpace {
  padding: 40px 0 60px;
}

.panel-login-card,
.panel.panel-default {
  background: #ffffff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  margin-bottom: 24px;
}

.loginBoxLogoPanel {
  padding: 24px 20px 10px;
  text-align: center;
  background: #ffffff;
}

.loginBoxLogoPanel img {
  max-height: 48px;
  width: auto;
}

.signin-form {
  padding: 24px;
  text-align: center;
}

.signin-form h4 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 16px;
}

/* --- 14. Modals --- */
span.input-group-btn {
  border: 1px solid #ccc;
}

.modal-content {
  border-radius: var(--radius-lg);
  border: 1px solid var(--slate-200);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

.modal-header {
  background-color: var(--slate-50);
  border-bottom: 1px solid var(--slate-200);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-dialog-auth {
  max-width: 400px;
  margin: 48px auto;
}

.modal-dialog-register {
  max-width: 480px;
  margin: 36px auto;
}

.modal-dialog-qa {
  max-width: 580px;
  margin: 36px auto;
}

@media (max-width: 767px) {

  .modal-dialog-auth,
  .modal-dialog-register,
  .modal-dialog-qa {
    max-width: calc(100% - 24px);
    margin: 16px auto;
  }
}

.modal-header .close {
  opacity: 0.5;
  transition: opacity var(--transition-fast);
  font-size: 24px;
  margin-top: 0;
  float: none;
}

.modal-header .close:hover {
  opacity: 1;
}

.modal-header h3.agileinfo_sign,
.modal-header .modal-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--slate-900);
  margin: 0;
}

.modal-body {
  padding: 24px 20px;
}

.login-form p {
  font-size: 13px;
  margin-top: 14px;
  text-align: center;
}

/* --- 15. Flash & Alert Messages --- */
.alert,
.message.success,
.message.error,
.message.warning,
.message.info {
  padding: 12px 18px;
  margin-bottom: 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid transparent;
}

.alert-success,
.message.success {
  background-color: var(--success-light);
  border-color: var(--success-border);
  color: var(--success-text);
}

.alert-danger,
.message.error,
.commonError {
  background-color: var(--danger-light);
  border-color: var(--danger-border);
  color: var(--danger-text);
}

.alert-warning,
.message.warning {
  background-color: var(--warning-light);
  border-color: var(--warning-border);
  color: var(--warning-text);
}

.alert-info,
.message.info {
  background-color: var(--info-light);
  border-color: var(--info-border);
  color: var(--info-text);
}

/* --- 16. Pagination --- */
.pagination,
.qa-pagination {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 24px 0;
  gap: 6px;
  justify-content: center;
}

.pagination>li>a,
.pagination>li>span,
.qa-pagination>li>a,
.qa-pagination>li>span {
  padding: 7px 14px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--slate-700);
  background-color: #ffffff;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius-sm) !important;
  text-decoration: none;
  transition: var(--transition-fast);
}

.pagination>li>a:hover,
.qa-pagination>li>a:hover {
  background-color: var(--slate-100);
  border-color: var(--slate-400);
  color: var(--slate-900);
}

.pagination>.active>a,
.pagination>.active>span,
.qa-pagination>.active>a,
.qa-pagination>.active>span {
  background-color: var(--primary) !important;
  border-color: var(--primary) !important;
  color: #ffffff !important;
}

/* --- 17. Master Footer --- */
.footer.etl {
  background-color: var(--slate-900);
  color: var(--slate-400);
  padding-top: 48px;
  border-top: 1px solid var(--slate-800);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 30px;
  margin-bottom: 36px;
}

.ftr-grid h3 {
  font-size: 15px;
  font-weight: 700;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 8px;
}

.ftr-grid h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background-color: var(--primary);
}

.ftr-grid p {
  color: var(--slate-400);
  font-size: 13.5px;
  line-height: 1.6;
}

.ftr-grid ul.text-etl,
.ftr-grid ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.ftr-grid ul li {
  padding: 5px 0;
  font-size: 13.5px;
}

.ftr-grid ul li a {
  color: var(--slate-400);
  text-decoration: none;
  transition: var(--transition-fast);
}

.ftr-grid ul li a:hover {
  color: #ffffff;
  padding-left: 4px;
}

.newsletter-agile input[type="email"] {
  background-color: var(--slate-800);
  border: 1px solid var(--slate-700);
  color: #ffffff;
  padding: 9px 12px;
  font-size: 13px;
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  width: 100%;
}

.newsletter-agile input[type="submit"] {
  background-color: var(--primary);
  border: none;
  color: #ffffff;
  padding: 9px 18px;
  font-weight: 600;
  font-size: 13px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
  width: 100%;
}

.newsletter-agile input[type="submit"]:hover {
  background-color: var(--primary-hover);
}

/* Footer Bottom Social Links */
.right-etll {
  text-align: center;
  padding: 20px 0;
  border-top: 1px solid var(--slate-800);
}

.top-links {
  display: inline-flex;
  gap: 10px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.top-links li a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--slate-800);
  color: var(--slate-400);
  font-size: 15px;
  transition: var(--transition-fast);
  text-decoration: none;
}

.top-links li a:hover {
  background: var(--primary);
  color: #ffffff;
  transform: translateY(-2px);
}

.copyrights {
  text-align: center;
  padding: 16px 0 24px;
  border-top: 1px solid var(--slate-800);
  font-size: 13px;
  color: var(--slate-500);
}

.copyrights p {
  margin: 0;
  color: inherit;
}

.copyrights a {
  color: var(--slate-300);
  font-weight: 500;
}

.copyrights a:hover {
  color: #ffffff;
}

/* Scroll To Top */
#toTop {
  display: none;
  text-decoration: none;
  position: fixed;
  bottom: 24px;
  right: 24px;
  overflow: hidden;
  width: 42px;
  height: 42px;
  border: none;
  text-indent: 100%;
  background: var(--primary-light) url(../img/top-up.png) no-repeat center center;
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  z-index: 999;
}

#toTop:hover {
  background-color: var(--primary-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

/* --- 18. Google AdSense & Flexible Ad Placements --- */
.ad-slot,
.ad-container,
.ad-banner-slot,
.ad-sidebar-slot {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  max-width: 100%;
  margin: 1.5rem auto;
  text-align: center;
  overflow: hidden;
  clear: both;
}

.ad-sidebar-slot {
  margin: 1rem auto;
}

/* Ensure Google AdSense ins tags conform cleanly to responsive layout without breaking grid */
ins.adsbygoogle {
  display: block !important;
  max-width: 100% !important;
  margin-left: auto !important;
  margin-right: auto !important;
}

ins.adsbygoogle[data-ad-status="unfilled"] {
  display: none !important;
}

/* --- 19. Mobile Responsiveness & Breakpoints --- */

/* Prevent horizontal overflow and touch scrolling jitter across all viewports */
html {
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  overflow-x: hidden;
}

body {
  overflow-x: hidden;
  position: relative;
  width: 100%;
}

/* Universal media scaling */
img,
video,
canvas,
svg {
  max-width: 100%;
  height: auto;
}

iframe,
embed,
object {
  max-width: 100%;
}

/* Responsive tables & CMS body content */
.subject_paragraph table,
.tutorialDetail table,
.project-body-content table,
.entry-content table {
  display: block;
  width: 100% !important;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 16px 0;
  border-collapse: collapse;
}

.tutorialDetail img,
.subject_paragraph img,
.project-body-content img,
.entry-content img,
.project-feature-img img {
  max-width: 100% !important;
  height: auto !important;
}

.tutorialDetail iframe,
.project-body-content iframe,
.entry-content iframe {
  width: 100% !important;
  border: 0;
}

/* Code Blocks Responsiveness */
pre {
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

code {
  word-break: break-word;
}

/* Medium & Tablet Screens (max-width: 991px) */
@media (max-width: 991px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .left-sidebar,
  .right-sidebar {
    margin-top: 20px;
  }

  .etlw_agile_top_header .container-fluid {
    justify-content: center;
    text-align: center;
  }

  .rightPanels {
    margin-left: 0;
    justify-content: center;
    width: 100%;
    flex-wrap: wrap;
    gap: 12px;
  }

  .etl-page-hero {
    min-height: 250px;
    padding: 36px 0;
  }

  .etl-hero-title {
    font-size: 26px;
  }

  .course-grids img {
    height: 110px;
  }
}

/* Mobile Devices & Small Tablets (max-width: 767.98px) */
@media (max-width: 767.98px) {
  html {
    font-size: 14px;
  }

  .container,
  .container-fluid {
    padding-left: 14px;
    padding-right: 14px;
  }

  /* Top Bar & Header on Mobile */
  .etlw_agile_top_header {
    padding: 8px 0;
  }

  .logo-agileits img {
    max-height: 46px;
  }

  .rightPanels {
    margin-top: 4px;
    gap: 8px;
  }

  .agileits_etllayouts_sign_in ul {
    gap: 6px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .logintab,
  .registertab,
  .askquestiontab {
    padding: 6px 10px !important;
    font-size: 12px !important;
    gap: 5px;
  }

  /* Navbar & Collapsible Menu */
  .navbar-default {
    margin: 0;
  }

  .navbar-header {
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  .navbar-toggle {
    border: 1px solid rgba(255, 255, 255, 0.35) !important;
    margin: 8px 0;
    padding: 9px 10px;
  }

  .navbar-default .navbar-collapse {
    border-color: rgba(255, 255, 255, 0.15);
    background-color: var(--primary);
    padding: 0;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .navbar-default .navbar-nav {
    margin: 0;
  }

  .navbar-default .navbar-nav>li>a {
    padding: 11px 16px;
    border-bottom: none;
    border-left: 3px solid transparent;
    font-size: 14px;
  }

  .navbar-default .navbar-nav>li>a:hover,
  .navbar-default .navbar-nav>.active>a {
    border-left-color: var(--accent) !important;
    background-color: rgba(255, 255, 255, 0.12) !important;
    color: #ffffff !important;
  }

  /* Mobile Dropdown Submenus */
  .navbar-nav .dropdown-menu {
    position: static;
    float: none;
    width: auto;
    margin-top: 0;
    background-color: rgba(0, 0, 0, 0.18);
    border: 0;
    box-shadow: none;
    display: block;
    padding: 2px 0 6px 16px;
    border-radius: 0;
  }

  .navbar-nav .dropdown-menu li a {
    color: #e2e8f0 !important;
    padding: 8px 16px;
    font-size: 13px;
    border-left: 3px solid transparent;
  }

  .navbar-nav .dropdown-menu li a:hover,
  .navbar-nav .dropdown-menu li.active a {
    color: #ffffff !important;
    background-color: rgba(255, 255, 255, 0.08) !important;
    border-left-color: var(--accent) !important;
  }

  /* Layout Reordering for Mobile Reading Experience */
  .course-detail-container>.row,
  .project-page-container>.row,
  .project-detail-container>.row {
    display: flex;
    flex-direction: column;
  }

  .tutorial-article-panel,
  .projectMainContent,
  .projectDetailBox {
    order: 1;
    width: 100%;
  }

  .left-sidebar {
    order: 2;
    width: 100%;
    margin-top: 24px;
  }

  .right-sidebar {
    order: 3;
    width: 100%;
  }

  /* Subject Header & Headings */
  .subject_header {
    margin-bottom: 16px;
    padding-bottom: 12px;
  }

  .subject_header h3,
  .subject_header .h-two {
    font-size: 1.45rem;
    line-height: 1.35;
  }

  .tutorialDetail,
  .subject_paragraph {
    font-size: 14.5px;
    line-height: 1.7;
    margin-bottom: 20px;
  }

  /* Code Blocks */
  pre {
    padding: 12px 14px;
    font-size: 12.5px;
    margin: 16px 0;
  }

  /* Chapter Navigation */
  .chapternavigation {
    flex-direction: column;
    gap: 10px;
    padding-top: 16px;
    margin-top: 24px;
  }

  .chapternavigation>div {
    width: 100%;
  }

  .chapternavigation .previous,
  .chapternavigation .next {
    width: 100%;
    justify-content: center;
    margin: 0;
  }

  /* Download Boxes & Community Bars */
  .download-box-panel {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
    padding: 16px 14px;
    gap: 12px;
  }

  .download-box-panel .btn {
    width: 100%;
    justify-content: center;
  }

  .telegram-whatsapp-bar {
    flex-direction: column;
    gap: 8px;
    width: 100%;
  }

  .teligramJoin,
  .whatsappJoin {
    width: 100%;
    justify-content: center;
    padding: 9px 16px;
    font-size: 13px;
  }

  /* Q&A System Mobile Styles */
  .qa-header-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 18px;
    padding-bottom: 14px;
  }

  .qa-header-action {
    width: 100%;
  }

  .qa-header-action .btn {
    width: 100%;
    justify-content: center;
  }

  .qa-card-body {
    flex-direction: column;
    gap: 12px;
  }

  .qa-stats-box {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 6px 12px;
  }

  .qa-stats-label {
    margin-top: 0;
  }

  .qa-meta-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .qa-question-detail-card {
    padding: 16px 14px;
  }

  .qa-question-title {
    font-size: 1.25rem;
    line-height: 1.35;
  }

  .qa-answer-card {
    padding: 14px;
  }

  .qa-answer-form-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .qa-btn-submit-answer {
    width: 100%;
    justify-content: center;
  }

  .qa-write-answer-box {
    padding: 16px 14px;
  }

  /* Breadcrumbs */
  .breadcrumb {
    padding: 6px 0;
    font-size: 12.5px;
    gap: 4px;
  }

  /* Blog Listing on Mobile */
  .blog-article {
    padding: 16px 14px;
    margin-bottom: 18px;
  }

  .blog_image {
    margin-bottom: 14px;
  }

  .entry-title {
    font-size: 17px;
    line-height: 1.35;
  }

  .entry-details {
    flex-wrap: wrap;
    gap: 6px 12px;
  }

  /* Flexisel Carousel Nav Arrows */
  .nbs-flexisel-nav-left {
    left: 2px !important;
  }

  .nbs-flexisel-nav-right {
    right: 2px !important;
  }

  .nbs-flexisel-item {
    padding: 0 8px;
  }

  /* CMS Pages */
  .cms-page-card {
    padding: 18px 14px !important;
  }

  /* Footer */
  .footer.etl {
    padding-top: 36px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-bottom: 24px;
  }

  .ftr-grid h3 {
    font-size: 14px;
    margin-bottom: 12px;
  }

  .newsletter-agile input[type="email"],
  .newsletter-agile input[type="submit"] {
    width: 100%;
    padding: 10px 14px;
  }

  .top-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
  }

  .copyrights {
    padding: 14px 0 20px;
    font-size: 12px;
  }

  /* Ad Slots */
  .ad-slot,
  .ad-container,
  .ad-banner-slot {
    margin: 1rem auto;
    overflow-x: auto;
  }
}

/* Extra Small Phones (max-width: 480px) */
@media (max-width: 480px) {
  .agileits_etllayouts_sign_in ul {
    gap: 4px;
  }

  .logintab,
  .registertab,
  .askquestiontab {
    padding: 5px 8px !important;
    font-size: 11.5px !important;
    gap: 4px;
  }

  .etl-hero-title {
    font-size: 19px;
  }

  .etl-hero-subtitle {
    font-size: 12.5px;
  }

  .h-two {
    font-size: 20px !important;
  }

  .subject_header h3,
  .subject_header .h-two {
    font-size: 1.3rem;
  }

  .breadcrumb>li.active {
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .qa-pagination>li>a,
  .qa-pagination>li>span {
    padding: 5px 8px;
    font-size: 12px;
  }

  .project-table-header th,
  .table>tbody>tr>td {
    padding: 8px 10px;
    font-size: 12px;
  }
}

/* ==========================================================================
   Page Hero Banner Component (.etl-page-hero)
   ========================================================================== */
.etl-page-hero {
  position: relative;
  overflow: hidden;
  min-height: 320px;
  display: flex;
  align-items: center;
  background-color: var(--slate-900);
  background-image: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #311042 100%);
  color: #ffffff;
  padding: 44px 0;
  margin-bottom: 24px;
}

.etl-page-hero.has-bg-image {
  background-color: transparent;
}

.etl-hero-media {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.etl-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.etl-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.90) 0%, rgba(15, 23, 42, 0.72) 55%, rgba(171, 84, 162, 0.40) 100%);
  z-index: 2;
  backdrop-filter: blur(1px);
}

.etl-page-hero .container-fluid {
  position: relative;
  z-index: 3;
}

.site-homepage-content {
  text-align: center;
}

.etl-heading .h-two {
  font-size: 25px;
}

.etl-heading .sub.two {
  color: var(--secondary) !important;
  font-size: 16px;
}

.etl-hero-content {
  max-width: 880px;
  margin: 0;
  padding: 0;
  color: #ffffff;
  text-align: center;
}

.etl-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: var(--secondary);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
  backdrop-filter: blur(8px);
}

.etll_banner_bottom_left p {
  margin: 1em 0 0;
  color: #000;
  line-height: 1.8em;
  letter-spacing: normal;
}

.etll_banner_bottom_left p span {
  display: block;
  margin-top: 1em;
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
  font-size: 1.1em;
  letter-spacing: 1px;
  margin-bottom: 1em;
}

.etl-hero-title {
  font-size: 32px;
  font-weight: 700;
  color: #ffffff;
  margin: 0 0 10px;
  line-height: 1.25;
  letter-spacing: -0.02em;
  font-family: var(--font-sans);
}

.etl-hero-title span {
  color: var(--secondary);
}

.etl-hero-subtitle {
  font-size: 15px;
  color: var(--slate-300);
  line-height: 1.5;
  margin: 0 0 22px;
  max-width: 680px;
}

.etl-hero-actions {
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
}

.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--primary) !important;
  color: #ffffff !important;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 14px rgba(171, 84, 162, 0.35);
  text-decoration: none !important;
}

.btn-hero-primary:hover,
.btn-hero-primary:focus {
  background-color: var(--primary-hover) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(171, 84, 162, 0.45);
}

.btn-hero-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(255, 255, 255, 0.12) !important;
  color: #ffffff !important;
  font-size: 14px;
  font-weight: 600;
  padding: 9px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: all var(--transition-fast);
  backdrop-filter: blur(6px);
  text-decoration: none !important;
}

.btn-hero-secondary:hover,
.btn-hero-secondary:focus {
  background-color: rgba(255, 255, 255, 0.22) !important;
  border-color: rgba(255, 255, 255, 0.5);
  color: #ffffff !important;
  transform: translateY(-2px);
}

@media (max-width: 767.98px) {
  .etl-page-hero {
    min-height: 190px;
    padding: 28px 0;
  }

  .etl-hero-title {
    font-size: 22px;
  }

  .etl-hero-subtitle {
    font-size: 13.5px;
    margin-bottom: 16px;
  }

  .etl-hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .etl-hero-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ==========================================================================
   Flexisel Carousel Component (.nbs-flexisel-*)
   ========================================================================== */
.nbs-flexisel-container {
  position: relative;
  max-width: 100%;
  margin: 0 auto;
}

.nbs-flexisel-ul {
  position: relative;
  width: 9999px;
  margin: 0;
  padding: 0;
  list-style-type: none;
  text-align: left;
}

.nbs-flexisel-inner {
  position: relative;
  overflow: hidden;
  float: left;
  width: 100%;
  padding: 10px 0 20px;
}

.nbs-flexisel-item {
  float: left;
  margin: 0;
  padding: 0 12px;
  box-sizing: border-box;
}

.nbs-flexisel-nav-left,
.nbs-flexisel-nav-right {
  width: 38px;
  height: 38px;
  position: absolute;
  cursor: pointer;
  z-index: 100;
  top: 50% !important;
  transform: translateY(-50%);
  background-color: #ffffff;
  color: var(--primary, #ab54a2);
  border: 1px solid var(--slate-200, #e2e8f0);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.15);
  transition: all 0.2s ease;
}

.nbs-flexisel-nav-left {
  left: -14px;
}

.nbs-flexisel-nav-right {
  right: -14px;
}

.nbs-flexisel-nav-left:hover,
.nbs-flexisel-nav-right:hover {
  background-color: var(--primary, #ab54a2);
  color: #ffffff;
  border-color: var(--primary, #ab54a2);
  transform: translateY(-50%) scale(1.08);
}

.nbs-flexisel-nav-left:before {
  content: "\f104";
  font-family: FontAwesome;
  font-size: 20px;
  line-height: 38px;
  text-align: center;
  display: block;
}

.nbs-flexisel-nav-right:before {
  content: "\f105";
  font-family: FontAwesome;
  font-size: 20px;
  line-height: 38px;
  text-align: center;
  display: block;
}

/* --- Blog Carousel Card Styling --- */
.blog-carousel-section {
  padding: 30px 0 20px;
  background-color: var(--slate-50, #f8fafc);
  border-top: 1px solid var(--slate-200, #e2e8f0);
}

.blog-card {
  background: #ffffff;
  border: 1px solid var(--slate-200, #e2e8f0);
  border-radius: var(--radius-md, 8px);
  overflow: hidden;
  box-shadow: var(--shadow-sm, 0 1px 3px rgba(0, 0, 0, 0.06));
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md, 0 4px 12px rgba(0, 0, 0, 0.1));
}

.blog-card-media {
  height: 180px;
  overflow: hidden;
  background-color: var(--slate-100, #f1f5f9);
  position: relative;
}

.blog-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
  display: block;
}

.blog-card:hover .blog-card-img {
  transform: scale(1.05);
}

.blog-card-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card-title {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.35;
  margin: 0 0 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-title a {
  color: var(--dark, #0f172a);
  text-decoration: none !important;
  transition: color 0.2s ease;
}

.blog-card-title a:hover {
  color: var(--primary, #ab54a2);
}

.blog-card-desc {
  font-size: 13.5px;
  color: var(--slate-500, #64748b);
  line-height: 1.5;
  margin: 0 0 14px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.blog-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary, #ab54a2);
  text-decoration: none !important;
  transition: gap 0.2s ease;
  margin-top: auto;
}

.blog-card-link:hover {
  color: var(--primary-hover, #933d8b);
  gap: 9px;
}

/* ==========================================================================
   SEO Keywords Bar Component (.seo-keywords-bar)
   ========================================================================== */
.seo-keywords-bar {
  background-color: var(--slate-50, #f8fafc);
  border-top: 1px solid var(--slate-200, #e2e8f0);
  border-bottom: 1px solid var(--slate-200, #e2e8f0);
  padding: 14px 0;
  margin-top: 24px;
}

.seo-keywords-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

.seo-keywords-label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--slate-600, #475569);
  padding-right: 4px;
}

.seo-keywords-label i {
  color: var(--primary, #ab54a2);
  font-size: 14px;
}

.seo-keywords-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.seo-keyword-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--slate-700, #334155);
  background-color: #ffffff;
  border: 1px solid var(--slate-300, #cbd5e1);
  border-radius: var(--radius-full, 9999px);
  padding: 4px 13px;
  transition: all 0.2s ease;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
  line-height: 1.4;
  cursor: default;
}

.seo-keyword-tag i {
  color: var(--secondary, #92c138);
  font-size: 11px;
}

.seo-keyword-tag:hover {
  background-color: var(--primary-light, #fdf4fb);
  border-color: var(--primary-border, #e8bde3);
  color: var(--primary, #ab54a2);
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(171, 84, 162, 0.15);
}

.seo-keyword-tag:hover i {
  color: var(--primary, #ab54a2);
}

@media (max-width: 767.98px) {
  .seo-keywords-bar {
    padding: 12px 0;
  }

  .seo-keywords-wrapper {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .seo-keywords-list {
    justify-content: flex-start;
    gap: 6px;
  }

  .seo-keyword-tag {
    font-size: 11.5px;
    padding: 3px 10px;
  }
}