/* ============================================
   KidLearn Pro - Premium Education Platform
   Complete Stylesheet with 3D Animations
   ============================================ */

/* === CSS Variables === */
:root {
  --bg-primary: #09090b;
  --bg-secondary: #18181b;
  --bg-tertiary: #27272a;
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --border-color: rgba(255, 255, 255, 0.1);
  --border-light: rgba(255, 255, 255, 0.05);
  --accent-indigo: #6366f1;
  --accent-fuchsia: #d946ef;
  --accent-green: #10b981;
  --accent-amber: #f59e0b;
  --accent-pink: #ec4899;
  --glass-bg: rgba(24, 24, 27, 0.6);
  --glass-border: rgba(255, 255, 255, 0.08);
  --perspective: 1000px;
  --transition-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* === Scrollbar === */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}
.lms-scrollbar::-webkit-scrollbar {
  width: 4px;
}
.lms-scrollbar::-webkit-scrollbar-track {
  background: transparent;
}
.lms-scrollbar::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
}

/* === Selection === */
::selection {
  background: rgba(99, 102, 241, 0.3);
  color: white;
}

/* === Preloader === */
#preloader {
  transition:
    opacity 0.8s ease,
    visibility 0.8s ease;
}
#preloader.hidden {
  opacity: 0;
  visibility: hidden;
}
.loader-3d {
  perspective: 800px;
  width: 60px;
  height: 60px;
}
.loader-cube {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  animation: loaderRotate 2s infinite ease-in-out;
}
.cube-face {
  position: absolute;
  width: 60px;
  height: 60px;
  border: 2px solid rgba(99, 102, 241, 0.6);
  border-radius: 8px;
  background: rgba(99, 102, 241, 0.1);
}
.cube-face.front {
  transform: translateZ(30px);
}
.cube-face.back {
  transform: rotateY(180deg) translateZ(30px);
}
.cube-face.right {
  transform: rotateY(90deg) translateZ(30px);
}
.cube-face.left {
  transform: rotateY(-90deg) translateZ(30px);
}
.cube-face.top {
  transform: rotateX(90deg) translateZ(30px);
}
.cube-face.bottom {
  transform: rotateX(-90deg) translateZ(30px);
}
@keyframes loaderRotate {
  0% {
    transform: rotateX(0deg) rotateY(0deg);
  }
  25% {
    transform: rotateX(90deg) rotateY(90deg);
  }
  50% {
    transform: rotateX(180deg) rotateY(180deg);
  }
  75% {
    transform: rotateX(270deg) rotateY(270deg);
  }
  100% {
    transform: rotateX(360deg) rotateY(360deg);
  }
}
.loader-text {
  animation: loaderPulse 1.5s ease-in-out infinite;
}
@keyframes loaderPulse {
  0%,
  100% {
    opacity: 0.4;
  }
  50% {
    opacity: 1;
  }
}

/* === Page Transitions === */
.page {
  display: none;
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.6s var(--transition-smooth),
    transform 0.6s var(--transition-smooth);
}
.page.active {
  display: block;
}
.page.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === Navigation === */
#navbar {
  transition: all 0.4s ease;
}
#navbar.scrolled {
  background: rgba(9, 9, 11, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
}
.nav-link {
  padding: 8px 16px;
  border-radius: 12px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: all 0.3s ease;
  position: relative;
}
.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}
.nav-link.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
}
.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 2px;
  background: linear-gradient(
    to right,
    var(--accent-indigo),
    var(--accent-fuchsia)
  );
  border-radius: 1px;
}

/* === Mega Menu === */
.mega-menu {
  transform: translateX(-50%) translateY(10px);
  transition: all 0.3s var(--transition-smooth);
}
.mega-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: all 0.2s ease;
  text-decoration: none;
}
.mega-item:hover {
  background: rgba(255, 255, 255, 0.08);
  color: white;
  transform: translateX(4px);
}
.mega-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.mega-item:hover .mega-dot {
  transform: scale(1.4);
}

/* === Mobile Menu === */
.mobile-nav-link {
  display: block;
  padding: 14px 16px;
  border-radius: 12px;
  font-size: 1rem;
  color: var(--text-secondary);
  transition: all 0.2s ease;
  text-decoration: none;
}
.mobile-nav-link:hover {
  color: white;
  background: rgba(255, 255, 255, 0.05);
}

/* === Hero Section === */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(
    ellipse at center,
    black 30%,
    transparent 70%
  );
}

/* === Floating 3D Shapes === */
.floating-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  perspective: 1200px;
}
.shape {
  position: absolute;
  border-radius: 12px;
  opacity: 0.15;
  transform-style: preserve-3d;
}
.shape-1 {
  width: 80px;
  height: 80px;
  background: linear-gradient(
    135deg,
    var(--accent-indigo),
    var(--accent-fuchsia)
  );
  top: 15%;
  left: 8%;
  animation: float3D1 8s ease-in-out infinite;
  border-radius: 20px;
}
.shape-2 {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--accent-green), #06b6d4);
  top: 25%;
  right: 12%;
  animation: float3D2 10s ease-in-out infinite;
  border-radius: 50%;
}
.shape-3 {
  width: 100px;
  height: 40px;
  background: linear-gradient(135deg, var(--accent-amber), #f97316);
  bottom: 30%;
  left: 15%;
  animation: float3D3 9s ease-in-out infinite;
  border-radius: 20px;
}
.shape-4 {
  width: 50px;
  height: 50px;
  background: linear-gradient(
    135deg,
    var(--accent-pink),
    var(--accent-fuchsia)
  );
  top: 60%;
  right: 8%;
  animation: float3D1 11s ease-in-out infinite reverse;
  border-radius: 16px;
}
.shape-5 {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, #8b5cf6, #6366f1);
  top: 10%;
  left: 45%;
  animation: float3D2 7s ease-in-out infinite;
  border-radius: 50%;
  opacity: 0.08;
}
.shape-6 {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #14b8a6, #10b981);
  bottom: 20%;
  right: 25%;
  animation: float3D3 12s ease-in-out infinite;
  border-radius: 12px;
  opacity: 0.1;
}
.shape-7 {
  width: 120px;
  height: 3px;
  background: linear-gradient(
    to right,
    transparent,
    var(--accent-indigo),
    transparent
  );
  top: 40%;
  left: 5%;
  animation: floatHorizontal 6s ease-in-out infinite;
  border-radius: 2px;
  opacity: 0.2;
}
.shape-8 {
  width: 80px;
  height: 3px;
  background: linear-gradient(
    to right,
    transparent,
    var(--accent-fuchsia),
    transparent
  );
  bottom: 40%;
  right: 10%;
  animation: floatHorizontal 8s ease-in-out infinite reverse;
  border-radius: 2px;
  opacity: 0.15;
}
@keyframes float3D1 {
  0%,
  100% {
    transform: translateY(0) rotateX(0deg) rotateY(0deg) rotateZ(0deg);
  }
  25% {
    transform: translateY(-25px) rotateX(15deg) rotateY(10deg) rotateZ(5deg);
  }
  50% {
    transform: translateY(-15px) rotateX(-10deg) rotateY(-15deg) rotateZ(-5deg);
  }
  75% {
    transform: translateY(-30px) rotateX(20deg) rotateY(5deg) rotateZ(10deg);
  }
}
@keyframes float3D2 {
  0%,
  100% {
    transform: translateY(0) rotateX(0deg) rotateZ(0deg) scale(1);
  }
  33% {
    transform: translateY(-20px) rotateX(20deg) rotateZ(10deg) scale(1.1);
  }
  66% {
    transform: translateY(-10px) rotateX(-15deg) rotateZ(-8deg) scale(0.95);
  }
}
@keyframes float3D3 {
  0%,
  100% {
    transform: translateY(0) rotateY(0deg) rotateZ(0deg);
  }
  50% {
    transform: translateY(-20px) rotateY(25deg) rotateZ(15deg);
  }
}
@keyframes floatHorizontal {
  0%,
  100% {
    transform: translateX(0) scaleX(1);
    opacity: 0.2;
  }
  50% {
    transform: translateX(30px) scaleX(1.3);
    opacity: 0.1;
  }
}

/* === Hero Animations === */
.hero-badge {
  animation: heroFadeIn 0.8s 0.2s both;
}
.hero-title {
  animation: heroFadeIn 0.8s 0.4s both;
}
.hero-desc {
  animation: heroFadeIn 0.8s 0.6s both;
}
.hero-btns {
  animation: heroFadeIn 0.8s 0.8s both;
}
.hero-stats {
  animation: heroFadeIn 0.8s 1s both;
}
.hero-visual {
  animation: heroVisualIn 1.2s 0.6s both;
}
@keyframes heroFadeIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes heroVisualIn {
  from {
    opacity: 0;
    transform: perspective(1000px) rotateY(-15deg) translateX(60px);
  }
  to {
    opacity: 1;
    transform: perspective(1000px) rotateY(0deg) translateX(0);
  }
}

/* === Hero 3D Card === */
.hero-3d-card {
  perspective: 1000px;
  transform-style: preserve-3d;
}

/* === Feature Cards === */
.feature-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 32px;
  transition: all 0.5s var(--transition-smooth);
  transform-style: preserve-3d;
  perspective: var(--perspective);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(255, 255, 255, 0.06) 0%,
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.5s ease;
}
.feature-card:hover::before {
  opacity: 1;
}
.feature-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}
.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: transform 0.3s var(--transition-bounce);
}
.feature-card:hover .feature-icon {
  transform: scale(1.1) translateZ(20px);
}

/* === Class Cards === */
.class-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 28px;
  cursor: pointer;
  transition: all 0.5s var(--transition-smooth);
  transform-style: preserve-3d;
  perspective: var(--perspective);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  display: block;
}
.class-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(
    --card-accent,
    linear-gradient(to right, var(--accent-indigo), var(--accent-fuchsia))
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}
.class-card:hover::before {
  opacity: 1;
}
.class-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 50% 0%,
    var(--card-glow, rgba(99, 102, 241, 0.08)) 0%,
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.5s ease;
}
.class-card:hover::after {
  opacity: 1;
}
.class-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
}
.class-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 1.2rem;
  transition: transform 0.4s var(--transition-bounce);
  position: relative;
  z-index: 1;
}
.class-card:hover .class-card-icon {
  transform: scale(1.15) rotate(-5deg);
}
.class-card-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 4px;
  position: relative;
  z-index: 1;
}
.class-card-subtitle {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}
.class-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
  z-index: 1;
}
.class-card-meta span {
  font-size: 0.7rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* === Step Cards === */
.step-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 32px;
  text-align: center;
  transition: all 0.5s var(--transition-smooth);
  position: relative;
  overflow: hidden;
}
.step-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
}
.step-number {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 3rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.03);
  line-height: 1;
}
.step-icon-wrap {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  transition: all 0.3s var(--transition-bounce);
}
.step-card:hover .step-icon-wrap {
  background: rgba(255, 255, 255, 0.08);
  transform: scale(1.1);
}

/* === Testimonial Cards === */
.testimonial-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 28px;
  transition: all 0.5s var(--transition-smooth);
}
.testimonial-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

/* === CTA Card === */
.cta-card {
  position: relative;
}

/* === About Page === */
.about-image-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.about-img-card {
  border-radius: 20px;
  padding: 32px;
  border: 1px solid var(--glass-border);
  transition: all 0.5s var(--transition-smooth);
}
.about-img-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.15);
}

/* === Value Cards === */
.value-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 28px;
  text-align: center;
  transition: all 0.5s var(--transition-smooth);
}
.value-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
}

/* === Team Cards === */
.team-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 28px;
  transition: all 0.5s var(--transition-smooth);
}
.team-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
}

/* === Class Filter === */
.class-filter {
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: all 0.3s ease;
}
.class-filter:hover {
  color: white;
  border-color: rgba(255, 255, 255, 0.2);
}
.class-filter.active {
  background: white;
  color: var(--bg-primary);
  border-color: white;
}

/* === LMS Styles === */
.lms-chapter-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  transition: all 0.2s ease;
  border-left: 3px solid transparent;
}
.lms-chapter-item:hover {
  background: rgba(255, 255, 255, 0.05);
}
.lms-chapter-item.active {
  background: rgba(99, 102, 241, 0.1);
  border-left-color: var(--accent-indigo);
}
.lms-chapter-icon {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.75rem;
  font-weight: 600;
}
.lms-subchapter-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px 10px 60px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 0.85rem;
  color: var(--text-secondary);
  border-left: 3px solid transparent;
}
.lms-subchapter-item:hover {
  background: rgba(255, 255, 255, 0.03);
  color: white;
}
.lms-subchapter-item.active {
  background: rgba(99, 102, 241, 0.08);
  color: white;
  border-left-color: var(--accent-fuchsia);
}
.lms-video-container {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--glass-border);
  background: var(--bg-secondary);
}
.lms-video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}
.lms-content-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 32px;
}
.lms-content-card h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.lms-content-card p {
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 0.95rem;
  margin-bottom: 12px;
}
.lms-content-card ul {
  list-style: none;
  padding: 0;
  margin: 12px 0;
}
.lms-content-card ul li {
  padding: 8px 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.lms-content-card ul li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-indigo);
  flex-shrink: 0;
  margin-top: 8px;
}
.pdf-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.15),
    rgba(217, 70, 239, 0.15)
  );
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 14px;
  color: white;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}
.pdf-download-btn:hover {
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.25),
    rgba(217, 70, 239, 0.25)
  );
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.15);
}

/* === Quiz Styles === */
.quiz-container {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 32px;
  overflow: hidden;
}
.quiz-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-light);
}
.quiz-question {
  font-size: 1.05rem;
  font-weight: 500;
  margin-bottom: 20px;
  line-height: 1.6;
}
.quiz-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-radius: 14px;
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: all 0.3s ease;
  margin-bottom: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.quiz-option:hover {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.03);
  color: white;
}
.quiz-option.selected {
  border-color: var(--accent-indigo);
  background: rgba(99, 102, 241, 0.1);
  color: white;
}
.quiz-option.correct {
  border-color: var(--accent-green);
  background: rgba(16, 185, 129, 0.1);
  color: #34d399;
}
.quiz-option.incorrect {
  border-color: #ef4444;
  background: rgba(239, 68, 68, 0.1);
  color: #f87171;
}
.quiz-option-letter {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  flex-shrink: 0;
  transition: all 0.3s ease;
}
.quiz-option.selected .quiz-option-letter {
  background: var(--accent-indigo);
  color: white;
}
.quiz-option.correct .quiz-option-letter {
  background: var(--accent-green);
  color: white;
}
.quiz-option.incorrect .quiz-option-letter {
  background: #ef4444;
  color: white;
}
.quiz-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}
.quiz-btn {
  padding: 10px 24px;
  border-radius: 12px;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}
.quiz-btn-primary {
  background: linear-gradient(
    to right,
    var(--accent-indigo),
    var(--accent-fuchsia)
  );
  color: white;
  border: none;
}
.quiz-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}
.quiz-btn-primary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}
.quiz-btn-secondary {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}
.quiz-btn-secondary:hover {
  color: white;
  border-color: rgba(255, 255, 255, 0.2);
}
.quiz-result {
  text-align: center;
  padding: 20px 0;
}
.quiz-result-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 2rem;
}
.quiz-result-score {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 4px;
}

/* === Blog Cards === */
.blog-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  overflow: hidden;
  transition: all 0.5s var(--transition-smooth);
  cursor: pointer;
  text-decoration: none;
  display: block;
  color: inherit;
}
.blog-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-6px);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
}
.blog-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.blog-card:hover .blog-card-img {
  transform: scale(1.05);
}
.blog-card-body {
  padding: 24px;
}
.blog-card-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}
.blog-card-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.4;
}
.blog-card-excerpt {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
}
.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* === Blog Detail === */
.blog-detail-tag {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}
.blog-detail-title {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 16px;
}
.blog-detail-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.85rem;
  color: var(--text-muted);
}
.blog-detail-content {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--text-secondary);
}
.blog-detail-content h2 {
  font-size: 1.4rem;
  font-weight: 600;
  color: white;
  margin: 32px 0 16px;
}
.blog-detail-content p {
  margin-bottom: 16px;
}
.blog-detail-content ul {
  list-style: none;
  padding: 0;
  margin: 16px 0;
}
.blog-detail-content ul li {
  padding: 6px 0;
  padding-left: 24px;
  position: relative;
}
.blog-detail-content ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-indigo);
}

/* === Contact Form === */
.form-input {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  color: white;
  font-size: 0.9rem;
  font-family: "Poppins", sans-serif;
  transition: all 0.3s ease;
  outline: none;
  -webkit-appearance: none;
}
.form-input:focus {
  border-color: var(--accent-indigo);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
  background: rgba(255, 255, 255, 0.08);
}
.form-input::placeholder {
  color: var(--text-muted);
}
select.form-input {
  cursor: pointer;
}
select.form-input option {
  background: var(--bg-secondary);
  color: white;
}
.contact-info-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 24px;
  transition: all 0.3s ease;
}
.contact-info-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

/* === Policy Pages === */
.prose-content h2 {
  font-size: 1.4rem;
  font-weight: 600;
  color: white;
  margin-bottom: 16px;
  margin-top: 8px;
}
.prose-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: #d4d4d8;
  margin-bottom: 10px;
  margin-top: 16px;
}
.policy-section {
  padding: 24px 0;
  border-bottom: 1px solid var(--border-light);
}
.policy-section:last-child {
  border-bottom: none;
}
.policy-section p {
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 0.9rem;
  margin-bottom: 10px;
}

/* === FAQ Accordion === */
.faq-item {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s ease;
}
.faq-item:hover {
  border-color: rgba(255, 255, 255, 0.12);
}
.faq-item.open {
  border-color: rgba(99, 102, 241, 0.3);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.3s ease;
  user-select: none;
}
.faq-question:hover {
  color: #e4e4e7;
}
.faq-question iconify-icon {
  transition: transform 0.3s var(--transition-smooth);
  flex-shrink: 0;
  color: var(--text-muted);
}
.faq-item.open .faq-question iconify-icon {
  transform: rotate(45deg);
  color: var(--accent-indigo);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition:
    max-height 0.4s var(--transition-smooth),
    padding 0.4s ease;
}
.faq-item.open .faq-answer {
  max-height: 500px;
}
.faq-answer-inner {
  padding: 0 24px 20px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* === Pricing Cards === */
.pricing-card {
  transition: all 0.5s var(--transition-smooth);
}
.pricing-card.popular {
  transform: scale(1.04);
}
.pricing-card.popular:hover {
  transform: scale(1.04) translateY(-4px);
}
.pricing-card:not(.popular):hover {
  transform: translateY(-4px);
}

/* === Careers Cards === */
.career-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 24px;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.career-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.05);
}
.career-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
}
.career-apply-btn {
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  background: linear-gradient(
    to right,
    var(--accent-indigo),
    var(--accent-fuchsia)
  );
  color: white;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
}
.career-apply-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}

/* === Sitemap === */
.sitemap-group h3 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: white;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-light);
}
.sitemap-group ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.sitemap-group ul li {
  padding: 6px 0;
}
.sitemap-group ul li a {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 6px;
}
.sitemap-group ul li a:hover {
  color: white;
  transform: translateX(4px);
}
.sitemap-group ul li a iconify-icon {
  font-size: 12px;
  opacity: 0.5;
}

/* === Fade In Animation === */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.8s var(--transition-smooth),
    transform 0.8s var(--transition-smooth);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === Stagger Children === */
.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity 0.5s ease,
    transform 0.5s ease;
}
.stagger-children.visible > *:nth-child(1) {
  transition-delay: 0s;
  opacity: 1;
  transform: translateY(0);
}
.stagger-children.visible > *:nth-child(2) {
  transition-delay: 0.1s;
  opacity: 1;
  transform: translateY(0);
}
.stagger-children.visible > *:nth-child(3) {
  transition-delay: 0.2s;
  opacity: 1;
  transform: translateY(0);
}
.stagger-children.visible > *:nth-child(4) {
  transition-delay: 0.3s;
  opacity: 1;
  transform: translateY(0);
}
.stagger-children.visible > *:nth-child(5) {
  transition-delay: 0.4s;
  opacity: 1;
  transform: translateY(0);
}
.stagger-children.visible > *:nth-child(6) {
  transition-delay: 0.5s;
  opacity: 1;
  transform: translateY(0);
}
.stagger-children.visible > *:nth-child(7) {
  transition-delay: 0.6s;
  opacity: 1;
  transform: translateY(0);
}
.stagger-children.visible > *:nth-child(8) {
  transition-delay: 0.7s;
  opacity: 1;
  transform: translateY(0);
}
.stagger-children.visible > *:nth-child(9) {
  transition-delay: 0.8s;
  opacity: 1;
  transform: translateY(0);
}
.stagger-children.visible > *:nth-child(10) {
  transition-delay: 0.9s;
  opacity: 1;
  transform: translateY(0);
}
.stagger-children.visible > *:nth-child(11) {
  transition-delay: 1s;
  opacity: 1;
  transform: translateY(0);
}
.stagger-children.visible > *:nth-child(12) {
  transition-delay: 1.1s;
  opacity: 1;
  transform: translateY(0);
}

/* === 3D Tilt Effect === */
[data-tilt] {
  transform-style: preserve-3d;
  will-change: transform;
}
[data-tilt] * {
  transform: translateZ(0);
}

/* === Toast Notification === */
#toast {
  transition: transform 0.5s var(--transition-smooth);
}
#toast.show {
  transform: translateX(0);
}

/* === WhatsApp Button === */
#whatsappBtn {
  opacity: 0;
  transform: scale(0) translateY(20px);
  transition: all 0.5s var(--transition-bounce);
}
#whatsappBtn.visible {
  opacity: 1;
  transform: scale(1) translateY(0);
}

/* === Responsive === */
@media (max-width: 1024px) {
  .hero-visual {
    display: none !important;
  }
  .pricing-card.popular {
    transform: scale(1);
  }
  .pricing-card.popular:hover {
    transform: translateY(-4px);
  }
}
@media (max-width: 768px) {
  .hero-grid {
    background-size: 30px 30px;
  }
  .shape-1,
  .shape-3,
  .shape-5,
  .shape-7 {
    display: none;
  }
  .about-image-grid {
    grid-template-columns: 1fr;
  }
  .blog-detail-title {
    font-size: 1.5rem;
  }
  .career-card {
    flex-direction: column;
    align-items: flex-start;
  }
}
@media (max-width: 480px) {
  .hero-title {
    font-size: 2.25rem;
  }
  .hero-stats {
    gap: 16px;
  }
  .hero-stats div:first-child p:first-child,
  .hero-stats div:nth-child(2) p:first-child,
  .hero-stats div:nth-child(3) p:first-child {
    font-size: 1.25rem;
  }
  .shape-2,
  .shape-4,
  .shape-6,
  .shape-8 {
    display: none;
  }
  .faq-question {
    padding: 16px 18px;
    font-size: 0.9rem;
  }
  .faq-answer-inner {
    padding: 0 18px 16px;
  }
  .lms-content-card {
    padding: 20px;
  }
  .quiz-container {
    padding: 20px;
  }
}

/* === Utility Animations === */
@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}
@keyframes pulseGlow {
  0%,
  100% {
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.2);
  }
  50% {
    box-shadow: 0 0 40px rgba(99, 102, 241, 0.4);
  }
}
@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}
@keyframes spin-slow {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.animate-float {
  animation: float 3s ease-in-out infinite;
}
.animate-shimmer {
  background: linear-gradient(
    90deg,
    transparent 25%,
    rgba(255, 255, 255, 0.05) 50%,
    transparent 75%
  );
  background-size: 200% 100%;
  animation: shimmer 2s infinite;
}

/* === No Scrollbar Utility === */
.no-scrollbar::-webkit-scrollbar {
  display: none;
}
.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

/* === Glass Morphism Variants === */
.glass-light {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.glass-medium {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.glass-heavy {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

/* === Gradient Text Utility === */
.gradient-text {
  background: linear-gradient(to right, #a5b4fc, #ffffff, #a1a1aa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* === Smooth Page Scroll === */
html {
  scroll-behavior: smooth;
}
body {
  overflow-x: hidden;
}

/* === Print Styles === */
@media print {
  #navbar,
  #whatsappBtn,
  #toast,
  .floating-shapes,
  footer {
    display: none !important;
  }
  .page {
    display: block !important;
    opacity: 1 !important;
    transform: none !important;
  }
  body {
    background: white;
    color: black;
  }
}