/* ============================================================
   AI Institute - Custom Stylesheet
   Version: 1.0.0
   Built for: Bootstrap 5.3 + Google Fonts (Inter, Space Grotesk)
   ============================================================ */

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

:root {
  /* --- Brand Colors --- */
  --color-primary: #1a56db;
  --color-primary-rgb: 26, 86, 219;
  --color-primary-dark: #1347b8;
  --color-primary-light: #3b82f6;
  --color-secondary: #6d28d9;
  --color-secondary-rgb: 109, 40, 217;
  --color-secondary-dark: #5b21b6;
  --color-secondary-light: #8b5cf6;
  --color-accent: #f97316;
  --color-accent-rgb: 249, 115, 22;
  --color-accent-dark: #ea580c;
  --color-accent-light: #fb923c;
  --color-whatsapp: #25d366;
  --color-whatsapp-dark: #1ebe57;
  --color-success: #16a34a;
  --color-danger: #dc2626;
  --color-warning: #eab308;
  --color-info: #0891b2;

  /* --- Neutral Colors --- */
  --color-white: #ffffff;
  --color-black: #000000;
  --color-light-bg: #f8fafc;
  --color-light-bg-alt: #f1f5f9;
  --color-dark-bg: #0f172a;
  --color-dark-bg-light: #1e293b;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;

  /* --- Typography --- */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-size-base: 1rem;
  --font-size-sm: 0.875rem;
  --font-size-xs: 0.75rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
  --line-height-tight: 1.2;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.75;

  /* --- Spacing --- */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 5rem;
  --spacing-section: 80px;

  /* --- Border Radius --- */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* --- Shadows --- */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 10px 40px rgba(0, 0, 0, 0.12);
  --shadow-2xl: 0 20px 60px rgba(0, 0, 0, 0.15);
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-card-hover: 0 12px 36px rgba(0, 0, 0, 0.14);
  --shadow-dropdown: 0 10px 30px rgba(0, 0, 0, 0.12);
  --shadow-navbar: 0 2px 20px rgba(0, 0, 0, 0.1);

  /* --- Transitions --- */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-bounce: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* --- Gradients --- */
  --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  --gradient-primary-reverse: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
  --gradient-hero: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 60%, #4338ca 100%);
  --gradient-accent: linear-gradient(135deg, var(--color-accent) 0%, #f59e0b 100%);
  --gradient-dark: linear-gradient(180deg, var(--color-dark-bg) 0%, var(--color-dark-bg-light) 100%);

  /* --- Z-index Scale --- */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;
  --z-whatsapp: 800;
  --z-announcement: 900;

  /* --- Container Widths --- */
  --container-max: 1320px;
}


/* ==========================================================================
   2. BASE STYLES & RESETS
   ========================================================================== */

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

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

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--color-gray-800);
  background-color: var(--color-white);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
  font-family: var(--font-heading);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-md);
}

h1, .h1 { font-size: var(--font-size-4xl); }
h2, .h2 { font-size: var(--font-size-3xl); }
h3, .h3 { font-size: var(--font-size-2xl); }
h4, .h4 { font-size: var(--font-size-xl); }
h5, .h5 { font-size: var(--font-size-lg); }
h6, .h6 { font-size: var(--font-size-base); }

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-gray-600);
}

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

a:hover {
  color: var(--color-primary-dark);
  text-decoration: none;
}

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

::selection {
  background-color: var(--color-primary);
  color: var(--color-white);
}

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-gray-100);
}

::-webkit-scrollbar-thumb {
  background: var(--color-gray-400);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-gray-500);
}


/* ==========================================================================
   3. ANNOUNCEMENT BAR
   ========================================================================== */

.announcement-bar {
  background: var(--gradient-primary);
  color: var(--color-white);
  padding: 10px 0;
  font-size: var(--font-size-sm);
  text-align: center;
  position: relative;
  z-index: var(--z-announcement);
  overflow: hidden;
}

.announcement-bar::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 200%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.06) 50%,
    transparent 100%
  );
  animation: announcement-shimmer 4s ease-in-out infinite;
}

@keyframes announcement-shimmer {
  0% { transform: translateX(-50%); }
  100% { transform: translateX(50%); }
}

.announcement-bar a {
  color: var(--color-white);
  font-weight: var(--font-weight-semibold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.announcement-bar a:hover {
  color: var(--color-accent-light);
}

.announcement-bar .bi {
  margin-right: 6px;
}

.announcement-bar .btn-close-announcement {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 1.1rem;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
  padding: 4px 8px;
  line-height: 1;
}

.announcement-bar .btn-close-announcement:hover {
  opacity: 1;
}

.announcement-bar.d-none {
  display: none !important;
}

@media (max-width: 767.98px) {
  .announcement-bar {
    padding: 8px 40px 8px 12px;
    font-size: var(--font-size-xs);
    line-height: 1.4;
  }

  .announcement-bar .btn-close-announcement {
    right: 8px;
  }
}


/* ==========================================================================
   4. NAVBAR
   ========================================================================== */

.navbar-main {
  background-color: var(--color-dark-bg);
  padding: 12px 0;
  transition: all var(--transition-slow);
  z-index: var(--z-sticky);
}

.navbar-main.sticky-top {
  position: sticky;
  top: 0;
}

.navbar-main.scrolled {
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  box-shadow: var(--shadow-navbar);
  padding: 8px 0;
}

.navbar-brand {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: var(--font-weight-extrabold);
  color: var(--color-white) !important;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 4px;
}

.navbar-brand .brand-ai {
  color: var(--color-accent);
}

.navbar-brand img {
  height: 38px;
  width: auto;
}

.navbar-main .navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.8);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  padding: 8px 16px;
  transition: color var(--transition-fast);
  position: relative;
}

.navbar-main .navbar-nav .nav-link:hover,
.navbar-main .navbar-nav .nav-link:focus {
  color: var(--color-white);
}

.navbar-main .navbar-nav .nav-link.active {
  color: var(--color-white);
}

.navbar-main .navbar-nav .nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--color-accent);
  border-radius: var(--radius-full);
}

/* Dropdown */
.navbar-main .dropdown-menu {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-dropdown);
  padding: 8px;
  margin-top: 8px;
  min-width: 220px;
  animation: dropdownFadeIn 0.2s ease;
}

@keyframes dropdownFadeIn {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.navbar-main .dropdown-menu .dropdown-item {
  color: var(--color-gray-700);
  font-size: var(--font-size-sm);
  padding: 10px 14px;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.navbar-main .dropdown-menu .dropdown-item:hover,
.navbar-main .dropdown-menu .dropdown-item:focus {
  background-color: var(--color-light-bg);
  color: var(--color-primary);
}

.navbar-main .dropdown-menu .dropdown-item .bi {
  margin-right: 8px;
  font-size: 1rem;
  color: var(--color-primary);
}

/* Navbar CTA */
.navbar-main .btn-nav-cta {
  background: var(--color-accent);
  color: var(--color-white);
  border: none;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.navbar-main .btn-nav-cta:hover {
  background: var(--color-accent-dark);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(var(--color-accent-rgb), 0.35);
}

/* Navbar Toggler */
.navbar-main .navbar-toggler {
  border: none;
  padding: 4px 8px;
  color: var(--color-white);
  font-size: 1.5rem;
}

.navbar-main .navbar-toggler:focus {
  box-shadow: none;
}

.navbar-main .navbar-toggler-icon {
  filter: invert(1);
}

@media (max-width: 991.98px) {
  .navbar-main .navbar-collapse {
    background: var(--color-dark-bg);
    padding: 16px;
    margin-top: 8px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
  }

  .navbar-main .navbar-nav .nav-link {
    padding: 10px 12px;
  }

  .navbar-main .navbar-nav .nav-link.active::after {
    display: none;
  }

  .navbar-main .dropdown-menu {
    background: rgba(255, 255, 255, 0.05);
    border: none;
    box-shadow: none;
    padding: 0 0 0 16px;
  }

  .navbar-main .dropdown-menu .dropdown-item {
    color: rgba(255, 255, 255, 0.75);
  }

  .navbar-main .dropdown-menu .dropdown-item:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--color-white);
  }

  .navbar-main .btn-nav-cta {
    display: inline-block;
    margin-top: 8px;
  }
}


/* ==========================================================================
   5. HERO SECTION
   ========================================================================== */

.hero {
  background: var(--gradient-hero);
  color: var(--color-white);
  min-height: 500px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: var(--spacing-section) 0;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse at 20% 80%, rgba(109, 40, 217, 0.3) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(26, 86, 219, 0.2) 0%, transparent 50%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.1), transparent);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: var(--font-weight-extrabold);
  line-height: 1.1;
  color: var(--color-white);
  margin-bottom: var(--spacing-lg);
  letter-spacing: -0.02em;
}

.hero-title .highlight {
  color: var(--color-accent);
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-normal);
  color: rgba(255, 255, 255, 0.85);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-xl);
  max-width: 640px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.8);
  font-size: var(--font-size-sm);
}

.hero-meta-item .bi {
  font-size: 1.25rem;
  color: var(--color-accent);
}

.hero-badge {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(4px);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Hero Home Variant */
.hero-home {
  min-height: 600px;
  padding: 120px 0 100px;
}

.hero-home .hero-floating {
  position: absolute;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  padding: 16px 20px;
  font-size: var(--font-size-sm);
  color: var(--color-white);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
  animation: heroFloat 6s ease-in-out infinite;
  z-index: 1;
}

.hero-home .hero-floating:nth-child(1) {
  top: 20%;
  right: 8%;
  animation-delay: 0s;
}

.hero-home .hero-floating:nth-child(2) {
  bottom: 25%;
  right: 15%;
  animation-delay: 2s;
}

.hero-home .hero-floating:nth-child(3) {
  top: 40%;
  right: 3%;
  animation-delay: 4s;
}

@keyframes heroFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* Hero Page Variant (inner pages) */
.hero-page {
  min-height: 260px;
  padding: 80px 0 50px;
}

.hero-page .hero-title {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-sm);
}

.hero-page .hero-subtitle {
  font-size: var(--font-size-lg);
  margin-bottom: 0;
  opacity: 0.85;
}

/* Hero Course Variant (course detail pages) */
.hero-course {
  min-height: 320px;
  padding: 80px 0 60px;
}

.course-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
  margin-bottom: 22px;
}

.course-badges .badge {
  font-size: 0.82rem;
  font-weight: 500;
  padding: 7px 16px;
  border-radius: 50px;
  letter-spacing: 0.02em;
}

.hero-course .hero-title {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
}

/* Hero geometric shapes */
.hero-shapes .shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.06;
  background: var(--color-white);
}

.hero-shapes .shape-1 {
  width: 300px;
  height: 300px;
  top: -100px;
  right: -80px;
}

.hero-shapes .shape-2 {
  width: 200px;
  height: 200px;
  bottom: -60px;
  left: 10%;
}

.hero-shapes .shape-3 {
  width: 120px;
  height: 120px;
  top: 30%;
  left: 5%;
}

@media (max-width: 991.98px) {
  .hero-title {
    font-size: 2.5rem;
  }

  .hero-home {
    min-height: auto;
    padding: 80px 0 100px;
  }

  .hero-home .hero-floating {
    display: none;
  }

  .hero-page .hero-title {
    font-size: var(--font-size-3xl);
  }
}

@media (max-width: 767.98px) {
  .hero {
    min-height: auto;
    padding: 60px 0;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: var(--font-size-base);
  }

  .hero-home {
    padding: 60px 0 80px;
  }

  .hero-page {
    min-height: auto;
    padding: 40px 0;
  }

  .hero-page .hero-title {
    font-size: var(--font-size-2xl);
  }

  .hero-meta {
    gap: var(--spacing-md);
  }
}


/* ==========================================================================
   6. TRUST BADGES SECTION
   ========================================================================== */

.trust-badges {
  background: var(--color-white);
  padding: 40px 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.trust-badge-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 0;
}

.trust-badge-item .bi {
  font-size: 2rem;
  color: var(--color-primary);
  flex-shrink: 0;
}

.trust-badge-item .trust-text {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-700);
  line-height: 1.3;
}

.trust-badge-item .trust-text small {
  display: block;
  font-weight: var(--font-weight-normal);
  color: var(--color-gray-500);
  font-size: var(--font-size-xs);
  margin-top: 2px;
}

@media (max-width: 767.98px) {
  .trust-badges {
    padding: 24px 0;
  }

  .trust-badge-item {
    padding: 8px 0;
    gap: 10px;
  }

  .trust-badge-item .bi {
    font-size: 1.5rem;
  }
}


/* ==========================================================================
   7. COURSE CARDS
   ========================================================================== */

.course-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: all var(--transition-base);
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  border: 1px solid var(--color-gray-100);
}

.course-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: transparent;
}

/* Thumbnail */
.course-card .card-thumbnail {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.course-card .card-thumbnail .thumbnail-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  position: relative;
}

.course-card .card-thumbnail .thumbnail-placeholder::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(255, 255, 255, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.06) 0%, transparent 40%);
  pointer-events: none;
}

.course-card .card-thumbnail .thumbnail-placeholder .bi {
  font-size: 3.5rem;
  color: rgba(255, 255, 255, 0.35);
  position: relative;
  z-index: 1;
}

.course-card .card-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

/* Featured Badge - Ribbon style */
.course-card .featured-badge {
  position: absolute;
  top: 16px;
  right: -8px;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  padding: 5px 14px 5px 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  z-index: 2;
  line-height: 1;
}

.course-card .featured-badge::after {
  content: '';
  position: absolute;
  bottom: -8px;
  right: 0;
  border-style: solid;
  border-width: 0 8px 8px 0;
  border-color: transparent var(--color-accent-dark) transparent transparent;
  transform: rotate(180deg);
}

/* Category Badges */
.course-card .card-badges {
  position: absolute;
  top: 12px;
  left: 12px;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  z-index: 2;
}

.badge-category {
  font-size: 0.7rem;
  font-weight: var(--font-weight-semibold);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  backdrop-filter: blur(4px);
}

.badge-genai {
  background: rgba(255, 255, 255, 0.92);
  color: #7c3aed;
}

.badge-ml {
  background: rgba(255, 255, 255, 0.92);
  color: var(--color-primary);
}

.badge-ds {
  background: rgba(255, 255, 255, 0.92);
  color: #0d9488;
}

.badge-career {
  background: rgba(255, 255, 255, 0.92);
  color: #c2410c;
}

.badge-business {
  background: rgba(255, 255, 255, 0.92);
  color: #4f46e5;
}

.badge-python {
  background: rgba(255, 255, 255, 0.92);
  color: #16a34a;
}

/* Card Body */
.course-card .card-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.course-card .card-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin-bottom: 8px;
  line-height: var(--line-height-tight);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.course-card .card-title a {
  color: inherit;
  text-decoration: none;
}

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

.course-card .card-text {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: var(--line-height-normal);
}

/* Duration Pill */
.course-card .duration-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--color-gray-100);
  color: var(--color-gray-600);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
}

.course-card .duration-pill .bi {
  font-size: 0.85rem;
}

/* Meta Row */
.course-card .card-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: var(--font-size-xs);
  color: var(--color-gray-500);
  margin-bottom: 12px;
}

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

.course-card .card-meta .bi {
  font-size: 0.85rem;
}

/* Rating */
.course-card .card-rating {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 12px;
}

.course-card .card-rating .bi-star-fill {
  color: #eab308;
  font-size: 0.8rem;
}

.course-card .card-rating .rating-count {
  font-size: var(--font-size-xs);
  color: var(--color-gray-500);
  margin-left: 4px;
}

/* Price */
.course-card .card-price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-top: auto;
  margin-bottom: 16px;
}

.course-card .price-current {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.course-card .price-original {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  text-decoration: line-through;
}

.course-card .price-discount {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-success);
  background: rgba(22, 163, 74, 0.1);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

/* Card Actions */
.course-card .card-actions {
  display: flex;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--color-gray-100);
}

.course-card .card-actions .btn-primary {
  flex: 1;
}

.course-card .card-actions .btn-whatsapp-sm {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-whatsapp);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-md);
  font-size: 1.15rem;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.course-card .card-actions .btn-whatsapp-sm:hover {
  background: var(--color-whatsapp-dark);
  transform: translateY(-1px);
}


/* ==========================================================================
   8. COURSE FILTER BAR
   ========================================================================== */

.course-filter-bar {
  background: var(--color-white);
  padding: 20px 0;
  border-bottom: 1px solid var(--color-gray-200);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  position: sticky;
  top: 60px;
  z-index: var(--z-dropdown);
}

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

.course-filter-bar .form-select {
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  padding: 8px 36px 8px 12px;
  color: var(--color-gray-700);
  background-color: var(--color-white);
  min-width: 160px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.course-filter-bar .form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.15);
}

.course-filter-bar .filter-count {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

.course-filter-bar .filter-count strong {
  color: var(--color-gray-800);
}

.course-filter-bar .btn-reset-filters {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.course-filter-bar .btn-reset-filters:hover {
  color: var(--color-primary-dark);
}

@media (max-width: 767.98px) {
  .course-filter-bar {
    position: static;
    padding: 16px 0;
  }

  .course-filter-bar .form-select {
    min-width: 100%;
  }
}


/* ==========================================================================
   9. INQUIRY FORM & MODAL
   ========================================================================== */

.inquiry-form .form-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-700);
  margin-bottom: 6px;
}

.inquiry-form .form-control,
.inquiry-form .form-select {
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: var(--font-size-sm);
  color: var(--color-gray-800);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.inquiry-form .form-control:focus,
.inquiry-form .form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.12);
}

.inquiry-form .form-control::placeholder {
  color: var(--color-gray-400);
}

.inquiry-form .input-group-text {
  background: var(--color-light-bg);
  border: 1px solid var(--color-gray-300);
  color: var(--color-gray-500);
  font-size: var(--font-size-sm);
}

.inquiry-form .btn-submit {
  background: var(--color-accent);
  color: var(--color-white);
  border: none;
  font-weight: var(--font-weight-semibold);
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  width: 100%;
}

.inquiry-form .btn-submit:hover {
  background: var(--color-accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(var(--color-accent-rgb), 0.35);
}

.inquiry-form .btn-submit:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

.inquiry-form .form-text {
  font-size: var(--font-size-xs);
  color: var(--color-gray-500);
}

/* Modal Styling */
.modal-inquiry .modal-content {
  border: none;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  overflow: hidden;
}

.modal-inquiry .modal-header {
  background: var(--gradient-primary);
  color: var(--color-white);
  border: none;
  padding: 20px 24px;
}

.modal-inquiry .modal-header .modal-title {
  font-family: var(--font-heading);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
}

.modal-inquiry .modal-header .btn-close {
  filter: invert(1);
  opacity: 0.8;
}

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

.modal-inquiry .modal-footer {
  border-top: 1px solid var(--color-gray-100);
  padding: 16px 24px;
}


/* ==========================================================================
   9b. FEATURE CARDS (Why Choose Us)
   ========================================================================== */

.feature-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: 32px 28px;
  height: 100%;
  border: 1px solid var(--color-gray-100);
  transition: all var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.feature-card .feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.feature-card .feature-icon.bg-primary-soft { background: rgba(26, 86, 219, 0.1); color: var(--color-primary); }
.feature-card .feature-icon.bg-secondary-soft { background: rgba(109, 40, 217, 0.1); color: var(--color-secondary); }
.feature-card .feature-icon.bg-accent-soft { background: rgba(249, 115, 22, 0.1); color: var(--color-accent); }
.feature-card .feature-icon.bg-success-soft { background: rgba(34, 197, 94, 0.1); color: #22c55e; }
.feature-card .feature-icon.bg-info-soft { background: rgba(6, 182, 212, 0.1); color: #06b6d4; }
.feature-card .feature-icon.bg-warning-soft { background: rgba(234, 179, 8, 0.1); color: #eab308; }

.feature-card h4 {
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  margin-bottom: 10px;
  color: var(--color-gray-900);
}

.feature-card p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
  margin-bottom: 0;
}

/* ==========================================================================
   9c. AUDIENCE CARDS (Who Is This For)
   ========================================================================== */

.audience-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  height: 100%;
  border: 2px solid var(--color-gray-100);
  transition: all var(--transition-base);
}

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

.audience-card .audience-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 20px;
}

.audience-students .audience-icon {
  background: rgba(26, 86, 219, 0.1);
  color: var(--color-primary);
}

.audience-professionals .audience-icon {
  background: rgba(109, 40, 217, 0.1);
  color: var(--color-secondary);
}

.audience-card h3 {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: 16px;
  color: var(--color-gray-900);
}

.audience-list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px 0;
}

.audience-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
}

.audience-list li .bi {
  color: #22c55e;
  flex-shrink: 0;
  margin-top: 2px;
}


/* ==========================================================================
   9b. HOW IT WORKS (Step Cards)
   ========================================================================== */

.step-card {
  text-align: center;
  padding: 36px 24px;
  background: var(--color-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-gray-100);
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: all var(--transition-base);
  height: 100%;
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.step-card .step-number {
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(var(--color-primary-rgb), 0.3);
}

.step-card .step-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: var(--radius-lg);
  background: rgba(var(--color-primary-rgb), 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
}

.step-card h4 {
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin-bottom: 10px;
}

.step-card p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  margin-bottom: 0;
  line-height: var(--line-height-relaxed);
}


/* ==========================================================================
   9c. ALUMNI COMPANIES GRID
   ========================================================================== */

.companies-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  max-width: 800px;
  margin: 0 auto;
}

.company-name {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 12px 28px;
  font-family: var(--font-heading);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-600);
  transition: all var(--transition-fast);
}

.company-name:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.04);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}


/* ==========================================================================
   10. STATS COUNTER SECTION
   ========================================================================== */

.stats-section {
  background: var(--color-dark-bg);
  padding: var(--spacing-section) 0;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(26, 86, 219, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 50%, rgba(109, 40, 217, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.stat-item {
  text-align: center;
  padding: 20px;
  position: relative;
  z-index: 1;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: var(--font-weight-extrabold);
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-number .counter-suffix {
  font-size: 2rem;
  color: var(--color-accent);
}

.stat-suffix {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: var(--font-weight-extrabold);
  color: var(--color-accent);
  display: inline;
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

@media (max-width: 767.98px) {
  .stat-number {
    font-size: 2.25rem;
  }

  .stat-item {
    padding: 16px 8px;
  }
}


/* ==========================================================================
   11. CTA BANNER SECTION
   ========================================================================== */

.cta-banner {
  background: var(--gradient-primary);
  padding: var(--spacing-section) 0;
  color: var(--color-white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  top: -200px;
  right: -100px;
}

.cta-banner::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
  bottom: -100px;
  left: -50px;
}

.cta-banner .container {
  position: relative;
  z-index: 2;
}

.cta-banner .cta-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.cta-banner .cta-subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--spacing-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

/* CTA Buttons */
.btn-white {
  background: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-white);
  font-weight: var(--font-weight-semibold);
  padding: 12px 28px;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.btn-white:hover {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
  transform: translateY(-2px);
}

.btn-outline-white {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255, 255, 255, 0.5);
  font-weight: var(--font-weight-semibold);
  padding: 12px 28px;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.btn-outline-white:hover {
  background: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: var(--color-whatsapp);
  color: var(--color-white);
  border: 2px solid var(--color-whatsapp);
  font-weight: var(--font-weight-semibold);
  padding: 12px 28px;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-whatsapp:hover {
  background: var(--color-whatsapp-dark);
  border-color: var(--color-whatsapp-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
}

.btn-accent {
  background: var(--color-accent);
  color: var(--color-white);
  border: 2px solid var(--color-accent);
  font-weight: var(--font-weight-semibold);
  padding: 12px 28px;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.btn-accent:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(var(--color-accent-rgb), 0.35);
}

@media (max-width: 767.98px) {
  .cta-banner .cta-title {
    font-size: var(--font-size-2xl);
  }

  .cta-banner .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .cta-banner .cta-actions .btn {
    width: 100%;
    max-width: 300px;
  }
}


/* ==========================================================================
   12. FOOTER
   ========================================================================== */

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

.footer-main {
  padding-bottom: 40px;
}

.footer .footer-brand {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: var(--font-weight-extrabold);
  color: var(--color-white);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 16px;
}

.footer .footer-brand .brand-ai {
  color: var(--color-accent);
}

.footer .footer-description {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
  line-height: var(--line-height-relaxed);
  margin-bottom: 20px;
  max-width: 320px;
}

/* Social Icons */
.footer .social-icons {
  display: flex;
  gap: 10px;
}

.footer .social-icons a {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.7);
  font-size: 1rem;
  transition: all var(--transition-base);
}

.footer .social-icons a:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

/* Footer Headings */
.footer h5,
.footer .footer-heading {
  font-family: var(--font-heading);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Footer Links */
.footer .footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer .footer-links li {
  margin-bottom: 10px;
}

.footer .footer-links a {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--font-size-sm);
  text-decoration: none;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer .footer-links a:hover {
  color: var(--color-accent);
  padding-left: 4px;
}

/* Contact Items */
.footer .contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  font-size: var(--font-size-sm);
}

.footer .contact-item .bi {
  color: var(--color-primary-light);
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.footer .contact-item a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
}

.footer .contact-item a:hover {
  color: var(--color-accent);
}

/* Footer Divider */
.footer-divider {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin: 0;
}

/* Footer Bottom */
.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.5);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
}

.footer-bottom a:hover {
  color: var(--color-accent);
}

.footer-bottom .footer-bottom-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 8px;
}

@media (max-width: 767.98px) {
  .footer {
    padding: 40px 0 0;
  }

  .footer h5,
  .footer .footer-heading {
    margin-top: 24px;
    margin-bottom: 14px;
  }
}


/* ==========================================================================
   13. WHATSAPP FLOATING BUTTON
   ========================================================================== */

.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: var(--z-whatsapp);
  display: flex;
  align-items: center;
  gap: 0;
}

.whatsapp-float .whatsapp-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-whatsapp);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-base);
  position: relative;
  z-index: 2;
}

.whatsapp-float .whatsapp-btn:hover {
  background: var(--color-whatsapp-dark);
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
  color: var(--color-white);
}

/* Pulse animation */
.whatsapp-float .whatsapp-btn::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: var(--color-whatsapp);
  opacity: 0;
  z-index: -1;
  animation: whatsappPulse 2s ease-out infinite;
}

@keyframes whatsappPulse {
  0% {
    transform: scale(1);
    opacity: 0.4;
  }
  100% {
    transform: scale(1.5);
    opacity: 0;
  }
}

/* Tooltip */
.whatsapp-float .whatsapp-tooltip {
  background: var(--color-dark-bg);
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  padding: 8px 16px;
  border-radius: var(--radius-md);
  white-space: nowrap;
  position: absolute;
  right: 72px;
  opacity: 0;
  transform: translateX(10px);
  transition: all var(--transition-base);
  pointer-events: none;
  box-shadow: var(--shadow-md);
}

.whatsapp-float .whatsapp-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border-style: solid;
  border-width: 6px 0 6px 6px;
  border-color: transparent transparent transparent var(--color-dark-bg);
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  transform: translateX(0);
}

@media (max-width: 767.98px) {
  .whatsapp-float {
    bottom: 16px;
    right: 16px;
  }

  .whatsapp-float .whatsapp-btn {
    width: 52px;
    height: 52px;
    font-size: 1.5rem;
  }

  .whatsapp-float .whatsapp-tooltip {
    display: none;
  }
}


/* ==========================================================================
   14. BREADCRUMB
   ========================================================================== */

.breadcrumb-section {
  background: var(--color-light-bg);
  padding: 12px 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.breadcrumb-section .breadcrumb {
  margin: 0;
  padding: 0;
  background: none;
  font-size: var(--font-size-sm);
}

.breadcrumb-section .breadcrumb-item a {
  color: var(--color-primary);
  text-decoration: none;
}

.breadcrumb-section .breadcrumb-item a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

.breadcrumb-section .breadcrumb-item.active {
  color: var(--color-gray-500);
}

.breadcrumb-section .breadcrumb-item + .breadcrumb-item::before {
  color: var(--color-gray-400);
  content: "\F285";
  font-family: "bootstrap-icons";
  font-size: 0.65rem;
  vertical-align: middle;
}


/* ==========================================================================
   15. COURSE DETAIL PAGE
   ========================================================================== */

/* Course Detail Header */
.course-detail-header {
  background: var(--gradient-hero);
  color: var(--color-white);
  padding: 50px 0 60px;
  position: relative;
  overflow: hidden;
}

.course-detail-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(109, 40, 217, 0.2) 0%, transparent 60%);
  pointer-events: none;
}

.course-detail-header .container {
  position: relative;
  z-index: 2;
}

/* Tab Navigation - Pills style */
.course-tabs {
  border-bottom: 2px solid var(--color-gray-200);
  margin-bottom: var(--spacing-2xl);
}

.course-tabs .nav-pills {
  gap: 4px;
}

.course-tabs .nav-pills .nav-link {
  color: var(--color-gray-600);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  padding: 10px 20px;
  border-radius: var(--radius-full);
  border: none;
  background: none;
  transition: all var(--transition-fast);
  position: relative;
}

.course-tabs .nav-pills .nav-link:hover {
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.06);
}

.course-tabs .nav-pills .nav-link.active {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 2px 8px rgba(var(--color-primary-rgb), 0.3);
}

/* Course Description (rich text) */
.course-description {
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
  line-height: var(--line-height-relaxed);
}

.course-description h2,
.course-description h3,
.course-description h4 {
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-sm);
  color: var(--color-gray-900);
}

.course-description ul,
.course-description ol {
  padding-left: 20px;
  margin-bottom: var(--spacing-md);
}

/* Curriculum Accordion */
.curriculum-accordion .module-number {
  display: inline-block;
  background: rgba(var(--color-primary-rgb), 0.1);
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  padding: 2px 10px;
  border-radius: var(--radius-full);
  margin-right: 10px;
}

.curriculum-accordion .accordion-item {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg) !important;
  margin-bottom: 10px;
  overflow: hidden;
}

.curriculum-accordion .accordion-button {
  font-family: var(--font-heading);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-base);
  color: var(--color-gray-800);
  padding: 16px 20px;
  background: var(--color-white);
  box-shadow: none;
}

.curriculum-accordion .accordion-button:not(.collapsed) {
  background: var(--color-light-bg);
  color: var(--color-primary);
  box-shadow: none;
}

.curriculum-accordion .accordion-button::after {
  background-size: 1rem;
}

.curriculum-accordion .accordion-body {
  padding: 0 20px 16px;
}

.curriculum-accordion .module-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.curriculum-accordion .module-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  border-bottom: 1px solid var(--color-gray-100);
}

.curriculum-accordion .module-list li:last-child {
  border-bottom: none;
}

.curriculum-accordion .module-list li .bi {
  color: var(--color-primary-light);
  font-size: 1rem;
}

.curriculum-accordion .module-list li .duration {
  margin-left: auto;
  font-size: var(--font-size-xs);
  color: var(--color-gray-400);
}

/* Outcomes List */
.outcomes-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.outcomes-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
  line-height: var(--line-height-normal);
}

.outcomes-list li .bi-check-circle-fill {
  color: var(--color-success);
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 1px;
}

/* Tools / Tech Badges */
.tool-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tool-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-light-bg);
  border: 1px solid var(--color-gray-200);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
}

.tool-badge:hover {
  border-color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.04);
  color: var(--color-primary);
}

.tool-badge img {
  width: 20px;
  height: 20px;
  object-fit: contain;
}

.tool-badge .bi {
  font-size: 1rem;
  color: var(--color-primary);
}

/* FAQ Accordion */
.faq-accordion .accordion-item {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg) !important;
  margin-bottom: 10px;
  overflow: hidden;
}

.faq-accordion .accordion-button {
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  color: var(--color-gray-800);
  padding: 16px 20px;
  background: var(--color-white);
  box-shadow: none;
}

.faq-accordion .accordion-button:not(.collapsed) {
  background: var(--color-light-bg);
  color: var(--color-primary);
  box-shadow: none;
}

.faq-accordion .accordion-body {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
  padding: 0 20px 16px;
}

/* Sticky Sidebar Card */
.sidebar-sticky {
  position: sticky;
  top: 90px;
}

.sidebar-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.sidebar-card .sidebar-card-header {
  background: var(--gradient-primary);
  color: var(--color-white);
  padding: 20px 24px;
}

.sidebar-card .sidebar-card-header .price-main {
  font-family: var(--font-heading);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
}

.sidebar-card .sidebar-card-header .price-original {
  text-decoration: line-through;
  opacity: 0.7;
  font-size: var(--font-size-base);
  margin-left: 8px;
}

.sidebar-card .sidebar-card-body {
  padding: 24px;
}

.sidebar-card .sidebar-info-list {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
}

.sidebar-card .sidebar-info-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  border-bottom: 1px solid var(--color-gray-100);
}

.sidebar-card .sidebar-info-list li:last-child {
  border-bottom: none;
}

.sidebar-card .sidebar-info-list li .bi {
  color: var(--color-primary);
  margin-right: 8px;
}

.sidebar-card .sidebar-info-list li span:last-child {
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-800);
}

.sidebar-card .sidebar-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Related Courses */
.related-courses {
  padding: var(--spacing-section) 0;
  background: var(--color-light-bg);
}

@media (max-width: 991.98px) {
  .sidebar-sticky {
    position: static;
    margin-top: var(--spacing-2xl);
  }

  .course-tabs .nav-pills {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .course-tabs .nav-pills::-webkit-scrollbar {
    display: none;
  }

  .course-tabs .nav-pills .nav-link {
    white-space: nowrap;
  }
}


/* ==========================================================================
   16. ABOUT PAGE - Timeline & Team Cards
   ========================================================================== */

/* Timeline */
.timeline {
  position: relative;
  padding: 20px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: var(--color-gray-300);
}

.timeline-item {
  position: relative;
  width: 50%;
  padding: 20px 40px;
}

.timeline-item:nth-child(odd) {
  left: 0;
  text-align: right;
}

.timeline-item:nth-child(even) {
  left: 50%;
  text-align: left;
}

.timeline-item .timeline-dot {
  position: absolute;
  width: 16px;
  height: 16px;
  background: var(--color-primary);
  border: 3px solid var(--color-white);
  border-radius: 50%;
  top: 28px;
  box-shadow: 0 0 0 3px var(--color-primary);
  z-index: 2;
}

.timeline-item:nth-child(odd) .timeline-dot {
  right: -8px;
}

.timeline-item:nth-child(even) .timeline-dot {
  left: -8px;
}

.timeline-item .timeline-content {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-100);
}

.timeline-item .timeline-content .timeline-year {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.08);
  padding: 3px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
}

.timeline-item .timeline-content h4 {
  font-size: var(--font-size-lg);
  margin-bottom: 8px;
}

.timeline-item .timeline-content p {
  font-size: var(--font-size-sm);
  margin-bottom: 0;
}

@media (max-width: 767.98px) {
  .timeline::before {
    left: 20px;
  }

  .timeline-item {
    width: 100%;
    left: 0 !important;
    text-align: left !important;
    padding-left: 50px;
    padding-right: 16px;
  }

  .timeline-item .timeline-dot {
    left: 12px !important;
    right: auto !important;
  }
}

/* About Page - Founder & Image Grid */
.about-image-grid {
  position: relative;
}

.about-image-grid .about-img-main {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
}

.about-image-grid .about-img-secondary {
  position: absolute;
  bottom: -20px;
  left: -20px;
  width: 45%;
  border-radius: var(--radius-lg);
  border: 4px solid var(--color-white);
}

.founder-photo {
  width: 200px;
  height: 200px;
  object-fit: cover;
  border: 4px solid var(--color-primary);
}

.founder-highlights .highlight-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: var(--color-light-bg);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-700);
}

.founder-highlights .highlight-item .bi {
  color: var(--color-primary);
  font-size: 1.1rem;
}

.styled-list {
  list-style: none;
  padding: 0;
}

.styled-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 6px 0;
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
}

.styled-list li .bi {
  flex-shrink: 0;
  margin-top: 2px;
}

/* Course Hero Stats */
.course-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--font-size-sm);
}

.course-hero-stats span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.course-hero-stats .bi {
  font-size: 1rem;
}

/* Team Cards */
.team-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  text-align: center;
  transition: all var(--transition-base);
  border: 1px solid var(--color-gray-100);
}

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

.team-card .team-photo {
  width: 100%;
  height: 260px;
  object-fit: cover;
}

.team-card .team-info {
  padding: 20px;
}

.team-card .team-name {
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin-bottom: 4px;
}

.team-card .team-role {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
  margin-bottom: 12px;
}

.team-card .team-social {
  display: flex;
  justify-content: center;
  gap: 8px;
}

.team-card .team-social a {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-light-bg);
  color: var(--color-gray-500);
  font-size: 0.85rem;
  transition: all var(--transition-fast);
}

.team-card .team-social a:hover {
  background: var(--color-primary);
  color: var(--color-white);
}


/* ==========================================================================
   17. TESTIMONIAL CARDS
   ========================================================================== */

.testimonial-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--color-primary);
  position: relative;
  transition: all var(--transition-base);
  height: 100%;
  border-top: 1px solid var(--color-gray-100);
  border-right: 1px solid var(--color-gray-100);
  border-bottom: 1px solid var(--color-gray-100);
}

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

.testimonial-card .quote-icon {
  font-size: 2rem;
  color: var(--color-primary);
  opacity: 0.15;
  position: absolute;
  top: 16px;
  right: 20px;
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-card .stars {
  display: flex;
  gap: 2px;
  margin-bottom: 14px;
}

.testimonial-card .stars .bi-star-fill {
  color: #eab308;
  font-size: 0.9rem;
}

.testimonial-card .testimonial-text {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
  margin-bottom: 20px;
  font-style: italic;
}

.testimonial-card .testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-card .testimonial-author img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial-card .testimonial-author .author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-base);
  flex-shrink: 0;
}

.testimonial-card .author-name {
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-800);
  font-size: var(--font-size-sm);
}

.testimonial-card .author-role {
  font-size: var(--font-size-xs);
  color: var(--color-gray-500);
}


/* ==========================================================================
   18. CONTACT PAGE
   ========================================================================== */

/* Map Container */
.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-200);
}

.map-container iframe {
  width: 100%;
  height: 400px;
  border: none;
  display: block;
}

/* Contact Info Cards */
.contact-info-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: all var(--transition-base);
  height: 100%;
  border: 1px solid var(--color-gray-100);
}

.contact-info-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.contact-info-card .contact-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(var(--color-primary-rgb), 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto 16px;
}

.contact-info-card h5 {
  font-size: var(--font-size-base);
  margin-bottom: 8px;
}

.contact-info-card p {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  margin-bottom: 0;
}

.contact-info-card a {
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
}


/* ==========================================================================
   19. THANK YOU PAGE
   ========================================================================== */

.thank-you-section {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-section) 0;
}

.thank-you-section .success-icon {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: rgba(22, 163, 74, 0.1);
  color: var(--color-success);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  margin: 0 auto 24px;
  animation: successPop 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes successPop {
  0% { transform: scale(0); }
  100% { transform: scale(1); }
}

.thank-you-section h1 {
  font-size: var(--font-size-3xl);
  margin-bottom: 12px;
}

.thank-you-section .thank-you-message {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  max-width: 500px;
  margin: 0 auto var(--spacing-2xl);
}

.thank-you-section .suggested-courses {
  margin-top: var(--spacing-3xl);
}

.thank-you-section .suggested-courses h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xl);
}


/* ==========================================================================
   20. 404 PAGE
   ========================================================================== */

.error-404-section {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-section) 0;
}

.error-404-section .error-number {
  font-family: var(--font-heading);
  font-size: 10rem;
  font-weight: var(--font-weight-extrabold);
  line-height: 1;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.error-404-section h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: 12px;
}

.error-404-section p {
  font-size: var(--font-size-lg);
  color: var(--color-gray-500);
  margin-bottom: var(--spacing-xl);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 767.98px) {
  .error-404-section .error-number {
    font-size: 6rem;
  }
}


/* ==========================================================================
   21. ADMIN STYLES
   ========================================================================== */

.admin-layout {
  display: flex;
  min-height: 100vh;
}

/* Admin Sidebar */
.admin-sidebar {
  width: 260px;
  background: var(--color-dark-bg);
  color: var(--color-white);
  padding: 20px 0;
  flex-shrink: 0;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  overflow-y: auto;
  z-index: var(--z-fixed);
}

.admin-sidebar .admin-brand {
  padding: 0 20px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 16px;
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
}

.admin-sidebar .admin-nav {
  list-style: none;
  padding: 0;
  margin: 0;
}

.admin-sidebar .admin-nav li a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: rgba(255, 255, 255, 0.65);
  font-size: var(--font-size-sm);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.admin-sidebar .admin-nav li a:hover,
.admin-sidebar .admin-nav li a.active {
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-white);
}

.admin-sidebar .admin-nav li a.active {
  border-right: 3px solid var(--color-accent);
}

.admin-sidebar .admin-nav li a .bi {
  font-size: 1.1rem;
  width: 20px;
  text-align: center;
}

/* Admin Main Content */
.admin-main {
  flex: 1;
  margin-left: 260px;
  padding: 24px;
  background: var(--color-light-bg);
  min-height: 100vh;
}

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

.admin-header h1 {
  font-size: var(--font-size-2xl);
  margin-bottom: 0;
}

/* Admin Data Tables */
.admin-table {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.admin-table table {
  width: 100%;
  margin-bottom: 0;
}

.admin-table thead th {
  background: var(--color-light-bg);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-gray-500);
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-gray-200);
}

.admin-table tbody td {
  padding: 12px 16px;
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
  border-bottom: 1px solid var(--color-gray-100);
  vertical-align: middle;
}

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

.admin-table tbody tr:last-child td {
  border-bottom: none;
}

/* Admin Status Badges */
.badge-status {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.badge-status-active {
  background: rgba(22, 163, 74, 0.1);
  color: var(--color-success);
}

.badge-status-pending {
  background: rgba(234, 179, 8, 0.1);
  color: var(--color-warning);
}

.badge-status-inactive {
  background: rgba(220, 38, 38, 0.1);
  color: var(--color-danger);
}

/* Admin Card Widget */
.admin-widget {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-100);
}

.admin-widget .widget-label {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  margin-bottom: 4px;
}

.admin-widget .widget-value {
  font-family: var(--font-heading);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
}

@media (max-width: 991.98px) {
  .admin-sidebar {
    width: 0;
    transform: translateX(-100%);
    transition: transform var(--transition-base);
  }

  .admin-sidebar.open {
    width: 260px;
    transform: translateX(0);
  }

  .admin-main {
    margin-left: 0;
  }
}


/* ==========================================================================
   22. COUNTDOWN TIMER
   ========================================================================== */

.countdown-timer {
  display: inline-flex;
  gap: 8px;
  align-items: center;
}

.countdown-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--color-dark-bg);
  color: var(--color-white);
  padding: 8px 12px;
  border-radius: var(--radius-md);
  min-width: 50px;
}

.countdown-block .countdown-number {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  line-height: 1;
}

.countdown-block .countdown-unit {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 2px;
}

.countdown-separator {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-400);
  padding-bottom: 12px;
}

/* Countdown on light backgrounds */
.countdown-light .countdown-block {
  background: var(--color-white);
  color: var(--color-dark-bg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
}

.countdown-light .countdown-block .countdown-unit {
  color: var(--color-gray-500);
}

/* Countdown on banner */
.cta-banner .countdown-timer {
  margin-bottom: var(--spacing-lg);
  justify-content: center;
}

.cta-banner .countdown-block {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(4px);
}

@media (max-width: 575.98px) {
  .countdown-block {
    padding: 6px 8px;
    min-width: 42px;
  }

  .countdown-block .countdown-number {
    font-size: var(--font-size-lg);
  }
}


/* ==========================================================================
   23. UTILITY CLASSES
   ========================================================================== */

/* Section Spacing */
.section-padding {
  padding-top: var(--spacing-section);
  padding-bottom: var(--spacing-section);
}

.section-padding-sm {
  padding-top: 40px;
  padding-bottom: 40px;
}

.section-padding-lg {
  padding-top: 100px;
  padding-bottom: 100px;
}

/* Section Backgrounds */
.section-light {
  background-color: var(--color-light-bg);
}

.section-dark {
  background-color: var(--color-dark-bg);
  color: var(--color-white);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4,
.section-dark h5,
.section-dark h6 {
  color: var(--color-white);
}

.section-dark p {
  color: rgba(255, 255, 255, 0.7);
}

.section-white {
  background-color: var(--color-white);
}

/* Breadcrumb Navigation */
.breadcrumb-nav {
  background: var(--color-light-bg);
  border-bottom: 1px solid var(--color-gray-200);
  padding: 12px 0;
}

.breadcrumb-nav .breadcrumb {
  font-size: var(--font-size-sm);
}

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

.breadcrumb-nav .breadcrumb-item a:hover {
  color: var(--color-primary-dark);
}

.breadcrumb-nav .breadcrumb-item.active {
  color: var(--color-gray-500);
}

.breadcrumb-nav .breadcrumb-item + .breadcrumb-item::before {
  color: var(--color-gray-400);
}

/* Courses page: reduce gap after filter bar */
.courses-page .course-filter-bar + .section-padding {
  padding-top: 40px;
}

/* Gradient Text */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-text-accent {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.section-badge {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.08);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 14px;
}

.section-header h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: 12px;
}

.section-header p {
  font-size: var(--font-size-lg);
  color: var(--color-gray-500);
  margin-bottom: 0;
}

/* Text Colors */
.text-primary-custom { color: var(--color-primary) !important; }
.text-secondary-custom { color: var(--color-secondary) !important; }
.text-accent { color: var(--color-accent) !important; }
.text-whatsapp { color: var(--color-whatsapp) !important; }

/* Background Colors */
.bg-primary-soft { background-color: rgba(var(--color-primary-rgb), 0.08) !important; }
.bg-secondary-soft { background-color: rgba(var(--color-secondary-rgb), 0.08) !important; }
.bg-accent-soft { background-color: rgba(var(--color-accent-rgb), 0.08) !important; }
.bg-white-soft { background: rgba(255, 255, 255, 0.15) !important; color: #fff !important; border: 1px solid rgba(255, 255, 255, 0.3); }

/* Button Overrides */
.btn {
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  font-size: var(--font-size-sm);
  padding: 10px 24px;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  box-shadow: 0 4px 14px rgba(var(--color-primary-rgb), 0.3);
}

.btn-secondary {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
}

.btn-secondary:hover {
  background: var(--color-secondary-dark);
  border-color: var(--color-secondary-dark);
  box-shadow: 0 4px 14px rgba(var(--color-secondary-rgb), 0.3);
}

.btn-outline-primary {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline-primary:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 4px 14px rgba(var(--color-primary-rgb), 0.3);
}

.btn-lg {
  padding: 14px 32px;
  font-size: var(--font-size-base);
}

.btn-sm {
  padding: 6px 16px;
  font-size: var(--font-size-xs);
}

/* Dividers */
.divider {
  height: 1px;
  background: var(--color-gray-200);
  margin: var(--spacing-xl) 0;
}

.divider-dark {
  background: rgba(255, 255, 255, 0.1);
}

/* Feature Icon Box */
.icon-box {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.icon-box-primary {
  background: rgba(var(--color-primary-rgb), 0.1);
  color: var(--color-primary);
}

.icon-box-secondary {
  background: rgba(var(--color-secondary-rgb), 0.1);
  color: var(--color-secondary);
}

.icon-box-accent {
  background: rgba(var(--color-accent-rgb), 0.1);
  color: var(--color-accent);
}

/* Card Base (generic) */
.card-custom {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-gray-100);
  overflow: hidden;
  transition: all var(--transition-base);
}

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

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

/* Truncation */
.text-truncate-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

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

/* Hover effects */
.hover-lift {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

/* No Select */
.no-select {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* Gap Utilities */
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 1rem; }
.gap-4 { gap: 1.5rem; }
.gap-5 { gap: 3rem; }

/* Letter Spacing */
.ls-tight { letter-spacing: -0.02em; }
.ls-wide { letter-spacing: 0.05em; }
.ls-wider { letter-spacing: 0.1em; }


/* ==========================================================================
   24. RESPONSIVE BREAKPOINTS
   ========================================================================== */

/* ------- Extra Small (< 576px) ------- */
@media (max-width: 575.98px) {
  .section-padding {
    padding-top: 48px;
    padding-bottom: 48px;
  }

  .section-header h2 {
    font-size: var(--font-size-2xl);
  }

  .section-header p {
    font-size: var(--font-size-base);
  }

  h1, .h1 { font-size: var(--font-size-2xl); }
  h2, .h2 { font-size: var(--font-size-xl); }
  h3, .h3 { font-size: var(--font-size-lg); }

  .course-card .card-thumbnail {
    height: 160px;
  }

  .course-card .card-body {
    padding: 16px;
  }

  .course-card .card-actions {
    flex-direction: column;
  }

  .course-card .card-actions .btn-whatsapp-sm {
    width: 100%;
  }

  .cta-banner {
    padding: 48px 0;
  }

  .stat-item {
    padding: 12px 4px;
  }

  .testimonial-card {
    padding: 20px;
  }

  .btn-lg {
    padding: 12px 24px;
    font-size: var(--font-size-sm);
  }
}

/* ------- Small (576px - 767px) ------- */
@media (min-width: 576px) and (max-width: 767.98px) {
  .section-padding {
    padding-top: 56px;
    padding-bottom: 56px;
  }

  .section-header h2 {
    font-size: var(--font-size-2xl);
  }
}

/* ------- Medium (768px - 991px) ------- */
@media (min-width: 768px) and (max-width: 991.98px) {
  .section-padding {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .hero-title {
    font-size: 2.75rem;
  }
}

/* ------- Large (992px - 1199px) ------- */
@media (min-width: 992px) and (max-width: 1199.98px) {
  .hero-title {
    font-size: 3rem;
  }
}

/* ------- Extra Large (>= 1200px) ------- */
@media (min-width: 1200px) {
  .hero-title {
    font-size: 3.5rem;
  }

  .hero-home .hero-title {
    font-size: 4rem;
  }
}

/* ------- Print ------- */
@media print {
  .navbar-main,
  .announcement-bar,
  .whatsapp-float,
  .footer,
  .cta-banner {
    display: none !important;
  }

  body {
    font-size: 12pt;
    color: var(--color-black);
  }

  .hero {
    background: none !important;
    color: var(--color-black) !important;
    min-height: auto;
    padding: 20px 0;
  }

  .hero-title,
  .hero-subtitle {
    color: var(--color-black) !important;
  }

  .course-card {
    box-shadow: none;
    border: 1px solid var(--color-gray-300);
    break-inside: avoid;
  }
}


/* ==========================================================================
   25. ANIMATIONS
   ========================================================================== */

/* Scroll-triggered Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered delay classes */
.animate-delay-1 { transition-delay: 0.1s; }
.animate-delay-2 { transition-delay: 0.2s; }
.animate-delay-3 { transition-delay: 0.3s; }
.animate-delay-4 { transition-delay: 0.4s; }
.animate-delay-5 { transition-delay: 0.5s; }

/* Fade In Up */
.fade-in-up {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease forwards;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Fade In */
.fade-in {
  opacity: 0;
  animation: fadeIn 0.6s ease forwards;
}

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

/* Slide In Left */
.slide-in-left {
  opacity: 0;
  transform: translateX(-30px);
  animation: slideInLeft 0.6s ease forwards;
}

@keyframes slideInLeft {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Slide In Right */
.slide-in-right {
  opacity: 0;
  transform: translateX(30px);
  animation: slideInRight 0.6s ease forwards;
}

@keyframes slideInRight {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Scale In */
.scale-in {
  opacity: 0;
  transform: scale(0.9);
  animation: scaleIn 0.5s ease forwards;
}

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

/* Bounce In */
@keyframes bounceIn {
  0% {
    opacity: 0;
    transform: scale(0.3);
  }
  50% {
    transform: scale(1.05);
  }
  70% {
    transform: scale(0.95);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

.bounce-in {
  animation: bounceIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Shimmer / Loading Placeholder */
.shimmer {
  background: linear-gradient(90deg, var(--color-gray-200) 25%, var(--color-gray-100) 50%, var(--color-gray-200) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

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

/* Spinner */
.spinner-custom {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-gray-300);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

/* Hover card tilt (subtle 3D) */
.card-tilt {
  transition: transform var(--transition-base);
  perspective: 1000px;
}

.card-tilt:hover {
  transform: perspective(1000px) rotateX(2deg) rotateY(-2deg) translateY(-4px);
}

/* Link hover underline animation */
.link-animated {
  position: relative;
  display: inline-block;
}

.link-animated::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-base);
}

.link-animated:hover::after {
  width: 100%;
}

/* Number counter animation helper */
.counter-animate {
  display: inline-block;
}


/* ==========================================================================
   26. MISCELLANEOUS & OVERRIDES
   ========================================================================== */

/* Bootstrap form focus override */
.form-control:focus,
.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.12);
}

/* Bootstrap accordion override */
.accordion-button:focus {
  box-shadow: none;
  border-color: var(--color-gray-200);
}

/* Bootstrap badge override */
.badge {
  font-weight: var(--font-weight-semibold);
}

/* Bootstrap modal override */
.modal-backdrop.show {
  opacity: 0.5;
}

/* Tooltip custom */
.tooltip-inner {
  font-size: var(--font-size-xs);
  border-radius: var(--radius-sm);
}

/* Progress bar with brand color */
.progress-custom {
  height: 6px;
  background: var(--color-gray-200);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-custom .progress-bar-custom {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  transition: width 0.8s ease;
}

/* Alert custom */
.alert-custom {
  border: none;
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  font-size: var(--font-size-sm);
}

.alert-custom-info {
  background: rgba(var(--color-primary-rgb), 0.06);
  color: var(--color-primary);
  border-left: 4px solid var(--color-primary);
}

.alert-custom-success {
  background: rgba(22, 163, 74, 0.06);
  color: var(--color-success);
  border-left: 4px solid var(--color-success);
}

.alert-custom-warning {
  background: rgba(234, 179, 8, 0.06);
  color: #92400e;
  border-left: 4px solid var(--color-warning);
}

.alert-custom-danger {
  background: rgba(220, 38, 38, 0.06);
  color: var(--color-danger);
  border-left: 4px solid var(--color-danger);
}

/* Pagination custom */
.pagination-custom .page-link {
  border-radius: var(--radius-md);
  margin: 0 3px;
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  border: 1px solid var(--color-gray-200);
  padding: 6px 14px;
}

.pagination-custom .page-item.active .page-link {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.pagination-custom .page-link:hover {
  background: var(--color-light-bg);
  color: var(--color-primary);
}

/* Tag / Chip */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-light-bg);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-full);
  padding: 4px 12px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-600);
  transition: all var(--transition-fast);
}

.chip:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.04);
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 92px;
  right: 28px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-md);
  z-index: var(--z-fixed);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
}

/* Course Grid / List Toggle */
.view-toggle .btn {
  padding: 6px 12px;
  color: var(--color-gray-500);
  background: var(--color-white);
  border: 1px solid var(--color-gray-300);
}

.view-toggle .btn.active {
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.06);
  border-color: var(--color-primary);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 60px 20px;
}

.empty-state .empty-icon {
  font-size: 4rem;
  color: var(--color-gray-300);
  margin-bottom: 16px;
}

.empty-state h3 {
  font-size: var(--font-size-xl);
  color: var(--color-gray-700);
  margin-bottom: 8px;
}

.empty-state p {
  color: var(--color-gray-500);
  max-width: 400px;
  margin: 0 auto;
}

/* Table of Contents (Course Detail) */
.toc-sidebar {
  position: sticky;
  top: 90px;
}

.toc-sidebar .toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  border-left: 2px solid var(--color-gray-200);
}

.toc-sidebar .toc-list li a {
  display: block;
  padding: 6px 16px;
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  text-decoration: none;
  border-left: 2px solid transparent;
  margin-left: -2px;
  transition: all var(--transition-fast);
}

.toc-sidebar .toc-list li a:hover,
.toc-sidebar .toc-list li a.active {
  color: var(--color-primary);
  border-left-color: var(--color-primary);
}

/* Offer Banner Inline */
.offer-inline {
  background: rgba(var(--color-accent-rgb), 0.08);
  border: 1px dashed var(--color-accent);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.offer-inline .offer-icon {
  font-size: 1.5rem;
  color: var(--color-accent);
}

.offer-inline .offer-text {
  font-size: var(--font-size-sm);
  color: var(--color-gray-700);
}

.offer-inline .offer-text strong {
  color: var(--color-accent-dark);
}

/* Cookie Consent Bar */
.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-dark-bg);
  color: rgba(255, 255, 255, 0.8);
  padding: 16px 0;
  z-index: var(--z-modal);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
  font-size: var(--font-size-sm);
}

.cookie-consent a {
  color: var(--color-accent);
}

/* Skip to Main Content (Accessibility) */
.skip-to-main {
  position: absolute;
  top: -100px;
  left: 16px;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 10px 20px;
  border-radius: var(--radius-md);
  z-index: 9999;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  transition: top var(--transition-fast);
}

.skip-to-main:focus {
  top: 16px;
  color: var(--color-white);
}

/* Reduced Motion Preference */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .animate-on-scroll {
    opacity: 1;
    transform: none;
  }

  .whatsapp-float .whatsapp-btn::before {
    animation: none;
  }

  .hero-home .hero-floating {
    animation: none;
  }
}