@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Poppins:wght@300;400;500;600;700;800&display=swap');

/* Modern vibrant design system */
:root {
  --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --success-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --warning-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
  --dark-gradient: linear-gradient(135deg, #434343 0%, #000000 100%);
  --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  --hover-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  --border-radius: 16px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
  background: #f8f9fa;
  min-height: 100vh;
}




/* Enhanced content styling */
#contentInner {
  opacity: 1;
}


#contentInner h1, #contentInner h2, #contentInner h3 {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-top: 1.5rem;
  margin-bottom: 1rem;
  font-weight: 700;
}

#contentInner h1 {
  font-size: 2.5rem;
  font-family: 'Poppins', sans-serif;
}

#contentInner p {
  line-height: 1.8;
  font-size: 1.1rem;
  color: #4a5568;
}

#contentInner img.content-hero {
  border-radius: var(--border-radius);
  box-shadow: var(--card-shadow);
  transition: var(--transition);
}

#contentInner img.content-hero:hover {
  transform: scale(1.02);
  box-shadow: var(--hover-shadow);
}

/* Card enhancements */
.card {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: var(--card-shadow);
  transition: var(--transition);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
}

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

.card-header {
  background: var(--primary-gradient) !important;
  color: white !important;
  border: none;
  font-weight: 600;
}

/* Button enhancements */
.btn {
  border-radius: 12px;
  font-weight: 600;
  transition: var(--transition);
  border: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--primary-gradient);
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.6);
}

.btn-warning {
  background: var(--warning-gradient);
  color: #2d3748;
  box-shadow: 0 4px 15px rgba(67, 233, 123, 0.4);
}

.btn-warning:hover {
  box-shadow: 0 8px 25px rgba(67, 233, 123, 0.6);
  color: #2d3748;
}

.btn-success {
  background: var(--success-gradient);
  box-shadow: 0 4px 15px rgba(79, 172, 254, 0.4);
}

.btn-success:hover {
  box-shadow: 0 8px 25px rgba(79, 172, 254, 0.6);
}

/* Navbar enhancements */
.navbar {
  background: var(--primary-gradient) !important;
  box-shadow: var(--card-shadow);
  backdrop-filter: blur(10px);
}

.navbar-brand {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
}


/* Alert enhancements */
.alert {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: var(--card-shadow);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
}

.alert-info {
  background: linear-gradient(135deg, rgba(79, 172, 254, 0.1) 0%, rgba(0, 242, 254, 0.1) 100%);
  border-left: 4px solid #4facfe;
}

/* Progress indicators */
.progress-indicator {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--primary-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
  z-index: 9999;
}

/* Floating action elements */
.floating-stats {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--primary-gradient);
  color: white;
  padding: 15px 20px;
  border-radius: 50px;
  box-shadow: var(--hover-shadow);
  font-weight: 600;
  z-index: 1000;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

/* Quiz container enhancements */
#quizContainer .card {
  /* No animations */
  box-shadow: var(--hover-shadow);
  font-weight: 600;
  z-index: 1000;
}



/* Responsive enhancements */
@media (max-width: 768px) {
  #contentInner h1 {
    font-size: 2rem;
  }
  
  .floating-stats {
    bottom: 10px;
    right: 10px;
    padding: 10px 15px;
    font-size: 0.9rem;
  }
}

/* Loading animations */
.loading-shimmer {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
}


/* Hero Section Styles */
.hero-section {
  padding: 3rem 0;
  background: #ffffff;
  border: 1px solid #dee2e6;
  border-radius: 8px;
  margin-bottom: 2rem;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.3rem;
  color: #6c757d;
  margin-bottom: 2rem;
  font-weight: 400;
}

.hero-image-container {
  margin: 2rem 0;
}

.hero-image {
  max-width: 300px;
  width: 100%;
  height: auto;
  border-radius: 20px;
  box-shadow: var(--card-shadow);
  transition: var(--transition);
}

.hero-image:hover {
  transform: scale(1.05);
  box-shadow: var(--hover-shadow);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin: 2rem 0;
  flex-wrap: wrap;
}

.stat-card {
  background: white;
  padding: 1.5rem;
  border-radius: 15px;
  box-shadow: var(--card-shadow);
  text-align: center;
  min-width: 120px;
  transition: var(--transition);
}

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

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat-label {
  font-size: 0.9rem;
  color: #6c757d;
  font-weight: 500;
  margin-top: 0.5rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.btn-hero-primary, .btn-hero-secondary {
  padding: 1rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1.1rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  display: inline-block;
}

.btn-hero-primary {
  background: var(--primary-gradient);
  color: white;
  box-shadow: var(--card-shadow);
}

.btn-hero-primary:hover {
  box-shadow: var(--hover-shadow);
  color: white;
}

.btn-hero-secondary {
  background: white;
  color: #667eea;
  border: 2px solid #667eea;
  box-shadow: var(--card-shadow);
}

.btn-hero-secondary:hover {
  background: #667eea;
  color: white;
  box-shadow: var(--hover-shadow);
}