/* ----------------------------------------------------
   DESIGN SYSTEM & CUSTOM PROPERTIES (CSS VARIABLES)
---------------------------------------------------- */
:root {
  /* Color Palette */
  --bg-primary: #0f172a;       /* Deep slate dark background */
  --bg-secondary: #1e293b;     /* Card/Section slate background */
  --bg-tertiary: #334155;      /* Elements background */
  --text-primary: #f8fafc;     /* White/Light text */
  --text-secondary: #94a3b8;   /* Muted text */
  --text-muted: #64748b;      /* Darker muted text */
  
  --color-primary: #6366f1;    /* Vibrant Indigo */
  --color-primary-glow: rgba(99, 102, 241, 0.15);
  
  --color-secondary: #06b6d4;  /* Neon Cyan */
  --color-secondary-glow: rgba(6, 182, 212, 0.15);
  
  --color-accent: #8b5cf6;     /* Tech Purple */
  --color-accent-glow: rgba(139, 92, 246, 0.15);
  
  --color-repair: #f97316;     /* Tech Repair Orange */
  --color-repair-glow: rgba(249, 115, 22, 0.15);
  
  --color-success: #10b981;    /* Emerald Green */
  --color-success-glow: rgba(16, 185, 129, 0.15);
  
  --color-danger: #ef4444;     /* Electric Red */
  
  --white: #ffffff;
  --glass-bg: rgba(15, 23, 42, 0.75);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: rgba(0, 0, 0, 0.4);

  /* Fonts */
  --font-headers: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  /* Container bounds */
  --container-max-width: 1200px;
}

/* ----------------------------------------------------
   BASE STYLES & RESET
---------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--color-primary) var(--bg-primary);
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

section {
  position: relative;
}

section:not(#hero-section):not(.quick-nav-section)::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-primary), var(--color-accent), var(--color-repair));
  z-index: 5;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 5px;
  border: 2px solid var(--bg-primary);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

/* Typography elements */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-headers);
  font-weight: 700;
  line-height: 1.25;
  color: var(--white);
}

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

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

ul {
  list-style: none;
}

/* ----------------------------------------------------
   UTILITIES & COMPONENTS
---------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.text-center { text-align: center; }
.text-right { text-align: right; }

/* Gradients text classes */
.gradient-text {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.gradient-text-alt {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.gradient-text-repair {
  background: linear-gradient(135deg, var(--color-repair), #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.gradient-text-online {
  background: linear-gradient(135deg, #06b6d4, #10b981);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Section Header styling */
.section-header {
  margin-bottom: 60px;
}
.section-tagline {
  font-family: var(--font-headers);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-secondary);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.section-title {
  font-size: 2.5rem;
  margin-bottom: 18px;
}
.section-desc {
  max-width: 700px;
  margin: 0 auto;
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* General Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-family: var(--font-headers);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
}
.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
}
.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}
.btn-block {
  display: flex;
  width: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: var(--white);
  box-shadow: 0 4px 15px var(--color-primary-glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--color-repair), #f59e0b);
  color: var(--white);
  box-shadow: 0 4px 15px var(--color-repair-glow);
}
.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
}

.btn-accent {
  background: linear-gradient(135deg, var(--color-secondary), #10b981);
  color: var(--white);
  box-shadow: 0 4px 15px var(--color-secondary-glow);
}
.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(6, 182, 212, 0.4);
}

.btn-outline {
  background: transparent;
  border-color: var(--text-muted);
  color: var(--text-primary);
}
.btn-outline:hover {
  background: var(--bg-tertiary);
  border-color: var(--text-primary);
}

.badge-primary { background-color: var(--color-primary-glow); color: var(--color-primary); }
.badge-secondary { background-color: var(--color-repair-glow); color: var(--color-repair); }
.badge-accent { background-color: var(--color-secondary-glow); color: var(--color-secondary); }

/* Text colors */
.text-success { color: var(--color-success); }
.text-danger { color: var(--color-danger); }
.text-accent { color: var(--color-secondary); }

/* ----------------------------------------------------
   TOP BAR SECTION
---------------------------------------------------- */
.top-bar {
  background-color: #0b0f19;
  border-bottom: 1px solid var(--glass-border);
  padding: 8px 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.top-bar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.top-bar-left {
  display: flex;
  gap: 20px;
}
.top-bar-left a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.top-bar-left a:hover {
  color: var(--color-secondary);
}
.top-bar-left span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.top-bar-left i {
  color: var(--color-primary);
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 25px;
}
.promo-text {
  background: rgba(249, 115, 22, 0.1);
  color: var(--color-repair);
  padding: 3px 10px;
  border-radius: 4px;
  border: 1px solid rgba(249, 115, 22, 0.2);
  font-weight: 500;
  font-size: 0.8rem;
  animation: pulse-promo 2s infinite alternate;
}
@keyframes pulse-promo {
  0% { opacity: 0.85; }
  100% { opacity: 1; filter: brightness(1.1); }
}

.social-links-top {
  display: flex;
  gap: 12px;
}
.social-links-top a {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  color: var(--white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}
.social-links-top a.fb-top { background-color: #3b5998; }
.social-links-top a.tw-top { background-color: #000000; }
.social-links-top a.ig-top { background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%); }
.social-links-top a.ln-top { background-color: #0077b5; }
.social-links-top a.yt-top { background-color: #ff0000; }

.social-links-top a:hover {
  filter: brightness(1.15);
  transform: translateY(-2px);
  box-shadow: 0 2px 8px rgba(255, 255, 255, 0.15);
}

/* ----------------------------------------------------
   HEADER SECTION
---------------------------------------------------- */
.main-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--glass-bg);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  box-shadow: 0 4px 30px var(--glass-shadow);
  padding: 15px 0;
  transition: padding var(--transition-normal);
}
.main-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-primary), var(--color-accent), var(--color-repair));
}

.main-header.scrolled {
  padding: 10px 0;
  background-color: rgba(15, 23, 42, 0.95);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Logo Design */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.6rem;
  font-weight: 800;
  font-family: var(--font-headers);
}
.logo-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 4px 10px var(--color-primary-glow);
}

/* Navigation Links */
.nav-menu {
  display: flex;
  gap: 30px;
}
.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-secondary);
  position: relative;
  padding: 6px 0;
}
.nav-link:hover {
  color: var(--white);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transition: width var(--transition-normal);
}
.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}
.nav-link.active {
  color: var(--white);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 15px;
}

.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
}
.mobile-menu-toggle .bar {
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

/* ----------------------------------------------------
   HERO SLIDER SECTION
---------------------------------------------------- */
.hero-slider-container {
  height: 70vh;
  min-height: 550px;
  position: relative;
  overflow: hidden;
}
.slider-wrapper {
  height: 100%;
  width: 100%;
  position: relative;
}
.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  transition: opacity var(--transition-slow), visibility var(--transition-slow);
  z-index: 1;
}
.slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

.slide-content {
  max-width: 750px;
  z-index: 10;
  transform: translateY(30px);
  transition: transform var(--transition-slow);
}
.slide.active .slide-content {
  transform: translateY(0);
}

.slide-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 30px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.slide-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
}

.slide-desc {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 35px;
  max-width: 650px;
}

.slide-actions {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

/* Slider Controls */
.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: rgba(15, 23, 42, 0.5);
  border: 1px solid var(--glass-border);
  color: var(--white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  z-index: 10;
  transition: all var(--transition-fast);
  backdrop-filter: blur(5px);
}
.slider-btn:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 0 15px var(--color-primary-glow);
}
.prev-btn { left: 30px; }
.next-btn { right: 30px; }

.slider-dots {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 10;
}
.slider-dots .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.slider-dots .dot.active {
  background-color: var(--color-secondary);
  width: 32px;
  border-radius: 6px;
  box-shadow: 0 0 10px var(--color-secondary-glow);
}

/* ----------------------------------------------------
   QUICK SCROLL NAV SECTION
---------------------------------------------------- */
.quick-nav-section {
  position: relative;
  margin-top: -50px;
  z-index: 15;
}
.quick-nav-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 15px;
}
.quick-nav-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 20px 15px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}
.quick-nav-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.5);
  border-color: var(--active-color);
}
.quick-nav-card .q-icon {
  width: 50px;
  height: 50px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 12px;
  color: var(--white);
  transition: transform var(--transition-fast);
}
.quick-nav-card:hover .q-icon {
  transform: scale(1.1);
}
.quick-nav-card h3 {
  font-size: 1rem;
  margin-bottom: 5px;
}
.quick-nav-card p {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Card Theme Settings */
.q-coding { --active-color: var(--color-primary); }
.q-coding .q-icon { background: linear-gradient(135deg, var(--color-primary), #4f46e5); }
.q-hardware { --active-color: var(--color-repair); }
.q-hardware .q-icon { background: linear-gradient(135deg, var(--color-repair), #ea580c); }
.q-pricing { --active-color: var(--color-secondary); }
.q-pricing .q-icon { background: linear-gradient(135deg, var(--color-secondary), #0284c7); }
.q-faq { --active-color: var(--color-accent); }
.q-faq .q-icon { background: linear-gradient(135deg, var(--color-accent), #7c3aed); }
.q-location { --active-color: var(--color-success); }
.q-location .q-icon { background: linear-gradient(135deg, var(--color-success), #059669); }

/* ----------------------------------------------------
   ABOUT / WHY CHOOSE US
---------------------------------------------------- */
.about-section {
  padding: 100px 0;
  background-image: radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.05) 0%, transparent 40%),
                    radial-gradient(circle at 90% 80%, rgba(6, 182, 212, 0.05) 0%, transparent 40%);
}
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-bottom: 60px;
}
.benefit-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 30px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
}
.benefit-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: transparent;
  transition: background var(--transition-normal);
}
.benefit-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.25);
  border-color: rgba(255, 255, 255, 0.15);
}
.benefit-card:hover::before {
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}

.benefit-icon {
  width: 54px;
  height: 54px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 22px;
  color: var(--white);
}

.bg-cyan-glow { background: linear-gradient(135deg, var(--color-secondary), #0284c7); box-shadow: 0 4px 10px var(--color-secondary-glow); }
.bg-purple-glow { background: linear-gradient(135deg, var(--color-accent), #7c3aed); box-shadow: 0 4px 10px var(--color-accent-glow); }
.bg-pink-glow { background: linear-gradient(135deg, #ec4899, #db2777); box-shadow: 0 4px 10px rgba(236, 72, 153, 0.15); }
.bg-yellow-glow { background: linear-gradient(135deg, #f59e0b, #d97706); box-shadow: 0 4px 10px rgba(245, 158, 11, 0.15); }
.bg-emerald-glow { background: linear-gradient(135deg, #10b981, #059669); box-shadow: 0 4px 10px var(--color-success-glow); }
.bg-blue-glow { background: linear-gradient(135deg, #3b82f6, #2563eb); box-shadow: 0 4px 10px rgba(59, 130, 246, 0.15); }

.benefit-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}
.benefit-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Statistics Counter Bar */
.stats-counter-bar {
  background-color: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 40px 20px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}
.stat-box {
  position: relative;
}
.stat-box:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 15%;
  height: 70%;
  width: 1px;
  background-color: var(--bg-tertiary);
}
.stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 8px;
}
.stat-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.stat-label i {
  color: var(--color-secondary);
}

/* ----------------------------------------------------
   COURSES SECTION
---------------------------------------------------- */
.courses-section {
  padding: 100px 0;
  background-color: #0b0f19;
}
.courses-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}
.course-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}
.course-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.4);
  border-color: var(--card-theme-color);
}
.course-img-wrapper {
  position: relative;
  height: 250px;
  overflow: hidden;
}
.course-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.course-card:hover .course-img {
  transform: scale(1.08);
}
.course-badge {
  position: absolute;
  top: 20px;
  left: 20px;
  padding: 6px 14px;
  border-radius: 30px;
  font-family: var(--font-headers);
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--white);
  background-color: var(--card-theme-color);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.course-info {
  padding: 30px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}
.course-meta {
  display: flex;
  gap: 15px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 15px;
}
.course-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.course-info h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
  color: var(--white);
}
.course-info p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 20px;
  flex-grow: 1;
}

.course-highlights {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 25px;
  padding: 15px;
  background-color: var(--bg-primary);
  border-radius: 8px;
  font-size: 0.85rem;
}
.course-highlights span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-primary);
}
.course-highlights i {
  color: var(--card-theme-color);
}

.course-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--bg-tertiary);
  padding-top: 20px;
}
.course-price {
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.course-price strong {
  font-size: 1.25rem;
  color: var(--white);
}

/* Card Themes */
.coding-theme { --card-theme-color: var(--color-primary); }
.hardware-theme { --card-theme-color: var(--color-repair); }
.design-theme { --card-theme-color: var(--color-accent); }
.security-theme { --card-theme-color: var(--color-secondary); }

.course-card.coding-theme .btn-outline:hover { background-color: var(--color-primary); color: var(--white); border-color: var(--color-primary); }
.course-card.hardware-theme .btn-outline:hover { background-color: var(--color-repair); color: var(--white); border-color: var(--color-repair); }
.course-card.design-theme .btn-outline:hover { background-color: var(--color-accent); color: var(--white); border-color: var(--color-accent); }
.course-card.security-theme .btn-outline:hover { background-color: var(--color-secondary); color: var(--white); border-color: var(--color-secondary); }

/* ----------------------------------------------------
   ONLINE VS LAB MODE SECTION
---------------------------------------------------- */
.modes-section {
  padding: 100px 0;
  background-image: linear-gradient(180deg, #0f172a 0%, #0b0f19 100%);
}
.modes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}
.mode-card {
  border-radius: 24px;
  padding: 45px;
  border: 1px solid var(--glass-border);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0,0,0,0.35);
}
.mode-card::before {
  content: '';
  position: absolute;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  top: -100px;
  right: -100px;
  opacity: 0.15;
  filter: blur(40px);
}
.bg-cyan-dark {
  background: radial-gradient(circle at top right, rgba(6, 182, 212, 0.12), transparent), var(--bg-secondary);
}
.bg-cyan-dark::before {
  background-color: var(--color-secondary);
}
.bg-purple-dark {
  background: radial-gradient(circle at top right, rgba(139, 92, 246, 0.12), transparent), var(--bg-secondary);
}
.bg-purple-dark::before {
  background-color: var(--color-accent);
}

.mode-badge {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 30px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 25px;
}

.mode-title {
  font-size: 1.8rem;
  margin-bottom: 12px;
}
.mode-desc {
  color: var(--text-secondary);
  margin-bottom: 30px;
  font-size: 1rem;
}

.mode-list {
  margin-bottom: 40px;
  flex-grow: 1;
}
.mode-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 15px;
  font-size: 0.95rem;
  color: var(--text-primary);
}
.mode-list li i {
  margin-top: 4px;
}
.bg-cyan-dark .mode-list li i { color: var(--color-secondary); }
.bg-purple-dark .mode-list li i { color: var(--color-accent); }

/* ----------------------------------------------------
   PRICING & FEE SECTION
---------------------------------------------------- */
.pricing-section {
  padding: 100px 0;
  background-color: #0b0f19;
}

/* Pricing Toggle Switch */
.pricing-toggle-container {
  display: inline-flex;
  align-items: center;
  gap: 15px;
  background-color: var(--bg-secondary);
  padding: 8px 18px;
  border-radius: 50px;
  border: 1px solid var(--glass-border);
  margin-top: 10px;
}
.toggle-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}
.toggle-label.active {
  color: var(--white);
}

.pricing-toggle-switch {
  width: 50px;
  height: 26px;
  border-radius: 13px;
  background-color: var(--bg-tertiary);
  border: none;
  cursor: pointer;
  position: relative;
  padding: 3px;
  transition: background-color var(--transition-normal);
}
.pricing-toggle-switch[aria-checked="true"] {
  background-color: var(--color-secondary);
}
.pricing-toggle-switch .toggle-circle {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: var(--white);
  position: absolute;
  left: 3px;
  top: 3px;
  transition: transform var(--transition-normal);
}
.pricing-toggle-switch[aria-checked="true"] .toggle-circle {
  transform: translateX(24px);
}

/* Pricing Cards */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
  align-items: stretch;
}
.pricing-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 40px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
}
.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 30px rgba(0,0,0,0.3);
  border-color: rgba(255, 255, 255, 0.15);
}

.pricing-card.best-seller {
  background: radial-gradient(circle at top right, rgba(99, 102, 241, 0.15), transparent), var(--bg-secondary);
  border: 2px solid var(--color-primary);
  transform: scale(1.03);
}
.pricing-card.best-seller:hover {
  transform: scale(1.03) translateY(-8px);
}
.card-badge-top {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: var(--white);
  padding: 5px 18px;
  border-radius: 30px;
  font-family: var(--font-headers);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 1px;
  box-shadow: 0 4px 10px rgba(99, 102, 241, 0.35);
}

.pricing-header {
  border-bottom: 1px solid var(--bg-tertiary);
  padding-bottom: 25px;
  margin-bottom: 25px;
}
.pricing-header h3 {
  font-size: 1.4rem;
  margin-bottom: 8px;
}
.pricing-header p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.price-box {
  display: flex;
  align-items: baseline;
  margin-top: 20px;
}
.price-box .currency {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--white);
}
.price-box .price-value {
  font-size: 3.2rem;
  font-weight: 800;
  color: var(--white);
  font-family: var(--font-headers);
  line-height: 1;
}
.price-box .period {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-left: 5px;
}

.pricing-body {
  flex-grow: 1;
  margin-bottom: 35px;
}
.pricing-body li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 0.95rem;
}
.pricing-body li.disabled {
  color: var(--text-muted);
}

/* ----------------------------------------------------
   TESTIMONIALS SECTION
---------------------------------------------------- */
.testimonials-section {
  padding: 100px 0;
  background-image: radial-gradient(circle at 50% 100%, rgba(99, 102, 241, 0.04) 0%, transparent 60%);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.testimonial-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 35px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
}
.testimonial-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.12);
}
.testimonial-rating {
  color: #f59e0b;
  margin-bottom: 18px;
  font-size: 0.9rem;
}
.testimonial-text {
  color: var(--text-primary);
  font-style: italic;
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 25px;
}
.testimonial-user {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--bg-tertiary);
  padding-top: 20px;
}
.user-avatar {
  font-size: 2.2rem;
  color: var(--text-muted);
}
.user-details h4 {
  font-size: 0.95rem;
  margin-bottom: 2px;
}
.user-details span {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* ----------------------------------------------------
   FAQS ACCORDION SECTION
---------------------------------------------------- */
.faqs-section {
  padding: 100px 0;
  background-color: #0b0f19;
}
.faqs-accordion {
  max-width: 800px;
  margin: 0 auto;
}
.faq-item {
  background-color: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  margin-bottom: 15px;
  overflow: hidden;
  transition: border-color var(--transition-fast);
}
.faq-item:hover {
  border-color: rgba(255, 255, 255, 0.15);
}
.faq-question {
  width: 100%;
  background: transparent;
  border: none;
  padding: 20px 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-headers);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--white);
  transition: all var(--transition-fast);
}
.faq-question span {
  display: flex;
  align-items: center;
  gap: 12px;
}
.faq-question .faq-arrow {
  font-size: 0.85rem;
  transition: transform var(--transition-normal), opacity var(--transition-fast);
  opacity: 0.5;
  transform: translateX(-5px);
}
.faq-question:hover .faq-arrow {
  opacity: 1;
  transform: translateX(0);
}
.faq-icon {
  font-size: 0.95rem;
  transition: transform var(--transition-normal);
  color: var(--color-secondary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
  background-color: rgba(15, 23, 42, 0.4);
}
.faq-answer p {
  padding: 0 25px 20px 25px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Active FAQ Item styling */
.faq-item.active {
  border-color: var(--color-primary-glow);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}
.faq-item.active .faq-question {
  color: var(--color-secondary);
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
  color: var(--color-primary);
}
.faq-item.active .faq-arrow {
  transform: rotate(90deg);
  color: var(--color-secondary);
  opacity: 1;
}

/* ----------------------------------------------------
   CONTACT & FORM SECTION
---------------------------------------------------- */
.contact-section {
  padding: 100px 0;
  background-image: linear-gradient(180deg, #0b0f19 0%, #0f172a 100%);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 1.3fr;
  gap: 50px;
  align-items: stretch;
}

/* Contact Details Box */
.contact-details-box {
  display: flex;
  flex-direction: column;
}
.contact-details-box h2 {
  font-size: 2.2rem;
  margin-bottom: 20px;
}
.contact-details-box > p {
  color: var(--text-secondary);
  margin-bottom: 35px;
  font-size: 1.05rem;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 25px;
  margin-bottom: 35px;
}
.contact-info-item {
  display: flex;
  gap: 20px;
}
.info-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-secondary);
  font-size: 1.25rem;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}
.info-text h4 {
  font-size: 1.05rem;
  margin-bottom: 4px;
}
.info-text p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.map-placeholder {
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 25px rgba(0,0,0,0.3);
  margin-top: auto;
}

/* Inquiry Form Box */
.contact-form-box {
  background-color: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 40px;
  box-shadow: 0 15px 35px rgba(0,0,0,0.3);
}
.contact-form-box h3 {
  font-size: 1.6rem;
  margin-bottom: 8px;
}
.contact-form-box > p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 30px;
}

.inquiry-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group select,
.form-group textarea {
  background-color: var(--bg-primary);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.form-radio-group {
  display: flex;
  gap: 20px;
  margin-top: 5px;
}
.radio-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.9rem;
}
.radio-label input[type="radio"] {
  accent-color: var(--color-primary);
  width: 16px;
  height: 16px;
}

.btn-submit {
  margin-top: 10px;
}

/* ----------------------------------------------------
   NEWSLETTER BAR
---------------------------------------------------- */
.newsletter-bar {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(6, 182, 212, 0.15)), var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  padding: 50px 0;
}
.newsletter-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
}
.news-text h3 {
  font-size: 1.5rem;
  margin-bottom: 6px;
}
.news-text p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  max-width: 600px;
}
.news-form {
  display: flex;
  gap: 10px;
  width: 100%;
  max-width: 450px;
}
.news-form input {
  flex-grow: 1;
  background-color: var(--bg-primary);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 12px 18px;
  color: var(--white);
  font-size: 0.95rem;
}
.news-form input:focus {
  outline: none;
  border-color: var(--color-secondary);
}

/* ----------------------------------------------------
   FOOTER SECTION
---------------------------------------------------- */
.footer {
  background-color: #080b11;
  border-top: 1px solid var(--glass-border);
  padding: 80px 0 30px 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer-col h3 {
  font-size: 1.15rem;
  margin-bottom: 25px;
  color: var(--white);
  position: relative;
  padding-bottom: 8px;
}
.footer-col h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--color-secondary);
}

.footer-about .logo {
  margin-bottom: 20px;
}
.footer-desc {
  line-height: 1.6;
  margin-bottom: 25px;
}

.social-links-footer {
  display: flex;
  gap: 10px;
}
.social-links-footer a {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  color: var(--white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}
.social-links-footer a.fb { background-color: #3b5998; border-color: #3b5998; }
.social-links-footer a.tw { background-color: #000000; border-color: #000000; }
.social-links-footer a.ig { background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%); border-color: #dc2743; }
.social-links-footer a.ln { background-color: #0077b5; border-color: #0077b5; }
.social-links-footer a.yt { background-color: #ff0000; border-color: #ff0000; }

.social-links-footer a:hover {
  filter: brightness(1.15);
  transform: translateY(-3px);
  box-shadow: 0 4px 10px rgba(255, 255, 255, 0.1);
}

.footer-links li {
  margin-bottom: 12px;
}
.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
}
.footer-links a:hover {
  color: var(--white);
  transform: translateX(4px);
}
.footer-links a i {
  font-size: 0.75rem;
  color: var(--color-primary);
  transition: transform var(--transition-fast);
}
.footer-links a:hover i {
  color: var(--color-secondary);
}

.footer-contact-details li {
  display: flex;
  gap: 12px;
  margin-bottom: 15px;
  line-height: 1.5;
}
.footer-contact-details i {
  color: var(--color-secondary);
  font-size: 1rem;
  margin-top: 4px;
}

.accreditation-badges {
  display: flex;
  gap: 10px;
  margin-top: 25px;
}
.accreditation-badges .badge {
  background-color: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.accreditation-badges .badge i {
  color: #f59e0b;
}

.footer-bottom {
  border-top: 1px solid var(--bg-tertiary);
  padding-top: 30px;
}
.footer-bottom-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}
.footer-bottom-links {
  display: flex;
  gap: 20px;
}
.footer-bottom-links a:hover {
  color: var(--white);
}

/* ----------------------------------------------------
   STICKY SOCIAL ICONS (VERTICAL LEFT BAR)
---------------------------------------------------- */
.sticky-social-bar {
  position: fixed;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 100;
  display: flex;
  flex-direction: column;
}
.sticky-social-bar .social-btn {
  display: flex;
  align-items: center;
  background-color: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-left: none;
  width: 48px;
  height: 48px;
  color: var(--white);
  overflow: hidden;
  border-radius: 0 8px 8px 0;
  margin-bottom: 5px;
  transition: width var(--transition-normal), background-color var(--transition-fast);
}
.sticky-social-bar .social-btn i {
  width: 48px;
  min-width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}
.sticky-social-bar .social-btn .label {
  font-size: 0.8rem;
  font-weight: 600;
  padding-right: 15px;
  opacity: 0;
  transition: opacity var(--transition-normal);
}
.sticky-social-bar .social-btn:hover {
  width: 140px;
  filter: brightness(1.15);
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.15);
}
.sticky-social-bar .social-btn:hover .label {
  opacity: 1;
}

/* Custom platform colors */
.sticky-social-bar .facebook { background-color: #3b5998; border-color: #3b5998; }
.sticky-social-bar .twitter { background-color: #000000; border-color: #000000; }
.sticky-social-bar .instagram { background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%); border-color: #dc2743; }
.sticky-social-bar .linkedin { background-color: #0077b5; border-color: #0077b5; }
.sticky-social-bar .youtube { background-color: #ff0000; border-color: #ff0000; }

/* ----------------------------------------------------
   WHATSAPP FLOATING WIDGET
---------------------------------------------------- */
.whatsapp-widget-container {
  position: fixed;
  right: 30px;
  bottom: 30px;
  z-index: 1000;
}
.whatsapp-toggle-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: #25d366;
  color: var(--white);
  border: none;
  font-size: 1.8rem;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
}
.whatsapp-toggle-btn:hover {
  transform: scale(1.06);
}
.pulse-ring {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 3px solid #25d366;
  animation: wa-pulse 1.8s infinite;
}
@keyframes wa-pulse {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* Chat Simulator Box */
.whatsapp-chat-box {
  position: absolute;
  bottom: 75px;
  right: 0;
  width: 350px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
  overflow: hidden;
  transform: scale(0.85) translateY(30px);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition-normal);
  transform-origin: bottom right;
}
.whatsapp-chat-box.active {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.chat-header {
  background-color: #0b0f19;
  padding: 15px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--glass-border);
}
.advisor-info {
  display: flex;
  align-items: center;
  gap: 12px;
}
.avatar-wrapper {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background-color: #25d366;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  position: relative;
}
.online-indicator {
  position: absolute;
  bottom: 2px;
  right: 2px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #10b981;
  border: 2px solid #0b0f19;
}
.advisor-info h4 {
  font-size: 0.95rem;
  margin-bottom: 1px;
}
.advisor-info p {
  font-size: 0.75rem;
  color: var(--text-secondary);
}
.chat-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
}
.chat-close-btn:hover {
  color: var(--white);
}

.chat-body {
  padding: 20px;
  background-color: var(--bg-primary);
  background-image: radial-gradient(rgba(255,255,255,0.015) 1px, transparent 0);
  background-size: 12px 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.chat-bubble {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 0.85rem;
}
.chat-bubble.received {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border-top-left-radius: 2px;
  border: 1px solid var(--glass-border);
}

.chat-form {
  background-color: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  padding: 15px;
  margin-top: 5px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.chat-input-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.chat-input-group label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
}
.chat-input-group input,
.chat-input-group select {
  background-color: var(--bg-primary);
  border: 1px solid var(--glass-border);
  border-radius: 6px;
  padding: 8px 12px;
  color: var(--white);
  font-size: 0.85rem;
}
.chat-input-group input:focus,
.chat-input-group select:focus {
  outline: none;
  border-color: #25d366;
}

.chat-footer {
  padding: 12px 20px;
  background-color: #0b0f19;
  border-top: 1px solid var(--glass-border);
}
.wa-submit-btn {
  width: 100%;
  background-color: #25d366;
  border: none;
  color: var(--white);
  padding: 10px;
  border-radius: 8px;
  font-family: var(--font-headers);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 10px rgba(37, 211, 102, 0.25);
  transition: all var(--transition-fast);
}
.wa-submit-btn:hover {
  background-color: #20ba5a;
  box-shadow: 0 6px 15px rgba(37, 211, 102, 0.4);
}

/* ----------------------------------------------------
   BACK TO TOP BUTTON
---------------------------------------------------- */
.back-to-top {
  position: fixed;
  right: 30px;
  bottom: 105px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  color: var(--white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  z-index: 99;
  opacity: 0;
  pointer-events: none;
  transform: translateY(15px);
  transition: all var(--transition-normal);
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}
.back-to-top.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.back-to-top:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 4px 15px var(--color-primary-glow);
}
.back-to-top .progress-ring {
  position: absolute;
  top: 0;
  left: 0;
  transform: rotate(-90deg);
  pointer-events: none;
}
.progress-ring-circle {
  stroke-dasharray: 132; /* 2 * PI * R where R = 21 approx 132 */
  stroke-dashoffset: 132;
  transition: stroke-dashoffset 0.1s linear;
}

/* ----------------------------------------------------
   RESPONSIVE DESIGN (MEDIA QUERIES)
---------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-slider-container {
    height: 60vh;
  }
  .slide-title {
    font-size: 2.8rem;
  }
  .quick-nav-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .quick-nav-card.q-location {
    grid-column: span 1;
  }
  
  .benefits-grid,
  .courses-grid,
  .pricing-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pricing-card.best-seller {
    transform: none;
  }
  .pricing-card.best-seller:hover {
    transform: translateY(-8px);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  /* Navigation mobile menu styles */
  .mobile-menu-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: rgba(15, 23, 42, 0.98);
    backdrop-filter: blur(15px);
    border-left: 1px solid var(--glass-border);
    flex-direction: column;
    padding: 100px 40px;
    gap: 25px;
    transition: right var(--transition-normal);
  }
  .nav-menu.active {
    right: 0;
  }
  
  /* Mobile Menu Close Icon transform */
  .mobile-menu-toggle.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .mobile-menu-toggle.active .bar:nth-child(2) {
    opacity: 0;
  }
  .mobile-menu-toggle.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .top-bar {
    display: none; /* Hide top bar on tablet/mobile to save viewport space */
  }

  .hero-slider-container {
    height: 500px;
  }
  .slide-title {
    font-size: 2.2rem;
  }
  .slide-desc {
    font-size: 1rem;
  }
  .prev-btn, .next-btn {
    width: 40px;
    height: 40px;
  }
  .prev-btn { left: 10px; }
  .next-btn { right: 10px; }

  .quick-nav-section {
    margin-top: -30px;
  }
  .quick-nav-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .quick-nav-card.q-location {
    grid-column: span 2;
  }

  .section-title {
    font-size: 2rem;
  }
  
  .benefits-grid,
  .courses-grid,
  .modes-grid,
  .pricing-grid,
  .testimonials-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .stats-counter-bar {
    grid-template-columns: repeat(2, 1fr);
    padding: 30px 10px;
  }
  .stat-box:nth-child(2)::after {
    display: none;
  }
  .stat-box:nth-child(even)::after {
    display: none;
  }

  .newsletter-container {
    flex-direction: column;
    text-align: center;
  }
  .news-form {
    max-width: 100%;
  }

  .footer-bottom-container {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }
  
  .sticky-social-bar {
    display: none; /* Hide vertical social sticky bar on mobile */
  }
  
  .whatsapp-chat-box {
    width: 300px;
  }
}

@media (max-width: 480px) {
  .hero-slider-container {
    height: 460px;
  }
  .slide-title {
    font-size: 1.8rem;
  }
  .quick-nav-grid {
    grid-template-columns: 1fr;
  }
  .quick-nav-card.q-location {
    grid-column: span 1;
  }
  .stats-counter-bar {
    grid-template-columns: 1fr;
  }
  .stat-box::after {
    display: none !important;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .whatsapp-widget-container {
    right: 15px;
    bottom: 15px;
  }
  .whatsapp-chat-box {
    right: -10px;
    bottom: 70px;
    width: 290px;
  }
  .back-to-top {
    right: 21px;
    bottom: 90px;
  }
}