/* Mini Scientist - Complete CSS Styling */

:root {
  --primary-blue: #2563eb;
  --accent-yellow: #fbbf24;
  --light-purple: #c084fc;
  --white: #ffffff;
  --dark-text: #1f2937;
  --light-bg: #f9fafb;
  --border-color: #e5e7eb;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--dark-text);
  background-color: var(--white);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--dark-text);
}

h1 {
  font-size: 3.5rem;
  line-height: 1.1;
}

h2 {
  font-size: 2.5rem;
  line-height: 1.2;
}

h3 {
  font-size: 1.875rem;
  line-height: 1.3;
}

h4 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1rem;
  font-size: 1.0625rem;
  line-height: 1.8;
}

a {
  color: var(--primary-blue);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--light-purple);
}

/* Header & Navigation */
header {
  background: linear-gradient(135deg, var(--primary-blue), var(--light-purple));
  color: var(--white);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-md);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  transition: transform 0.3s ease;
  transform: scale(0.8);
}

.logo:hover {
  transform: scale(1.5);
}

.logo-img {
  height: auto;
  width: 220px;
  max-width: 220px;
  vertical-align: middle;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
  cursor: pointer;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  align-items: center;
}

.nav-links li {
  position: relative;
}

.nav-links a {
  color: var(--white);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, transparent, transparent);
  display: inline-block;
}

.nav-links a::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.5s ease;
  z-index: -1;
}

.nav-links a:hover::before {
  left: 100%;
}

.nav-links a:hover {
  color: var(--accent-yellow);
  background: linear-gradient(135deg, rgba(251, 191, 36, 0.1), rgba(251, 191, 36, 0.05));
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(251, 191, 36, 0.2);
  text-shadow: 0 0 10px rgba(251, 191, 36, 0.3);
}

.nav-links a:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(251, 191, 36, 0.15);
}

/* Active page indicator */
.nav-links a.active {
  color: var(--accent-yellow);
  background: linear-gradient(135deg, rgba(251, 191, 36, 0.15), rgba(251, 191, 36, 0.08));
  box-shadow: 0 2px 10px rgba(251, 191, 36, 0.15);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 2px;
  background: var(--accent-yellow);
  border-radius: 2px;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    width: 0;
    opacity: 0;
  }
  to {
    width: 30px;
    opacity: 1;
  }
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: var(--white);
  margin: 4px 0;
  border-radius: 3px;
  transition: 0.3s;
}

/* Container & Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.col {
  display: flex;
  flex-direction: column;
}

/* Import Classic Premium Fonts */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;700;900&family=Inter:wght@400;500;600;700&family=Poppins:wght@400;500;600;700;800&display=swap');

/* Hero Section - Two-Column Science Banner Design - Darker Background */
.hero {
  background: linear-gradient(135deg, #d1e7ff 0%, #e8f4ff 100%);
  padding: 4rem 2rem;
  position: relative;
  overflow: hidden;
  min-height: 80vh;
  display: flex;
  align-items: center;
}

/* Hero Container */
.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

/* Two-Column Layout */
.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 10;
}

/* Left Side - Text Content */
.hero-text {
  text-align: left;
}

/* Main Heading - Bold Navy Blue - Reduced Size */
.hero h1 {
  font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', sans-serif;
  font-weight: 800;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.2;
  margin-bottom: 1.5rem;
  color: #1a365d; /* Dark navy blue */
  letter-spacing: -0.01em;
}

/* Subtext - Grey Blue */
.hero p {
  font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', sans-serif;
  font-size: clamp(1.1rem, 3vw, 1.4rem);
  line-height: 1.5;
  margin-bottom: 2.5rem;
  color: #4a5568; /* Grey-blue */
  font-weight: 400;
}

/* BUTTON STYLES - ENSURE PROPER BUTTON DISPLAY */

/* Reset all possible button inheritance */
.hero-buttons .btn,
.hero-buttons .btn-primary,
.hero-buttons .btn-secondary,
.hero-buttons a[class*="btn"],
.btn,
.btn-primary,
.btn-secondary {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  text-decoration: none !important;
  cursor: pointer !important;
  font-family: 'Segoe UI', 'Roboto', 'Helvetica Neue', sans-serif !important;
  font-weight: 600 !important;
  font-size: 15px !important;
  border: none !important;
  outline: none !important;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
  position: relative !important;
  overflow: hidden !important;
  min-height: 48px !important;
  white-space: nowrap !important;
  text-align: center !important;
  line-height: 1 !important;
  box-sizing: border-box !important;
}

/* Button 1 - Primary (Theme Orange) */
.hero-buttons .btn-primary {
  background: linear-gradient(135deg, var(--accent-yellow) 0%, #ff7a00 100%) !important;
  color: #ffffff !important;
  border-radius: 50px !important;
  padding: 14px 28px !important;
  box-shadow: 
    0 4px 15px rgba(251, 191, 36, 0.4),
    0 2px 8px rgba(255, 122, 0, 0.3) !important;
  text-transform: uppercase !important;
  letter-spacing: 0.5px !important;
  font-weight: 700 !important;
  border: 2px solid transparent !important;
}

.hero-buttons .btn-primary::before {
  content: '' !important;
  position: absolute !important;
  top: 0 !important;
  left: -100% !important;
  width: 100% !important;
  height: 100% !important;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent) !important;
  transition: left 0.5s ease !important;
}

.hero-buttons .btn-primary:hover {
  background: linear-gradient(135deg, #ff7a00 0%, #e56d00 100%) !important;
  box-shadow: 
    0 6px 20px rgba(255, 122, 0, 0.5),
    0 3px 12px rgba(255, 122, 0, 0.4) !important;
  transform: translateY(-3px) !important;
  text-decoration: none !important;
}

.hero-buttons .btn-primary:hover::before {
  left: 100% !important;
}

.hero-buttons .btn-primary:active {
  transform: translateY(-1px) !important;
  box-shadow: 
    0 3px 12px rgba(255, 122, 0, 0.4) !important;
}

/* Button 2 - Secondary (Theme Blue) */
.hero-buttons .btn-secondary {
  background: linear-gradient(135deg, var(--primary-blue) 0%, #005fcc 100%) !important;
  color: #ffffff !important;
  border-radius: 50px !important;
  padding: 14px 28px !important;
  box-shadow: 
    0 4px 15px rgba(37, 99, 235, 0.4),
    0 2px 8px rgba(0, 95, 204, 0.3) !important;
  text-transform: uppercase !important;
  letter-spacing: 0.5px !important;
  font-weight: 700 !important;
  border: 2px solid transparent !important;
}

.hero-buttons .btn-secondary::before {
  content: '' !important;
  position: absolute !important;
  top: 0 !important;
  left: -100% !important;
  width: 100% !important;
  height: 100% !important;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent) !important;
  transition: left 0.5s ease !important;
}

.hero-buttons .btn-secondary:hover {
  background: linear-gradient(135deg, #005fcc 0%, #004999 100%) !important;
  box-shadow: 
    0 6px 20px rgba(0, 95, 204, 0.5),
    0 3px 12px rgba(0, 95, 204, 0.4) !important;
  transform: translateY(-3px) !important;
  text-decoration: none !important;
}

.hero-buttons .btn-secondary:hover::before {
  left: 100% !important;
}

.hero-buttons .btn-secondary:active {
  transform: translateY(-1px) !important;
  box-shadow: 
    0 3px 12px rgba(0, 95, 204, 0.4) !important;
}

/* Button Container with proper spacing */
.hero-buttons {
  display: flex !important;
  gap: 16px !important;
  flex-wrap: wrap !important;
  align-items: center !important;
  justify-content: flex-start !important;
  margin: 0 !important;
  padding: 0 !important;
}

/* Ensure buttons are visible */
.hero-buttons a {
  visibility: visible !important;
  opacity: 1 !important;
  z-index: 100 !important;
}

/* Right Side - Image Container */
.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Oval Blue Background for Image */
.image-container {
  width: 400px;
  height: 400px;
  background: linear-gradient(135deg, #4299e1 0%, #2b6cb0 100%);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: 0 10px 30px rgba(66, 153, 225, 0.3);
  position: relative;
  overflow: hidden;
}

.image-container img {
  width: 90%;
  height: 90%;
  object-fit: cover;
  border-radius: 50%;
  border: 4px solid rgba(255, 255, 255, 0.2);
}

/* Decorative Bubbles */
.bubble {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0.2) 70%);
  animation: float 6s ease-in-out infinite;
}

.bubble-1 {
  width: 60px;
  height: 60px;
  top: 10%;
  left: 5%;
  animation-delay: 0s;
}

.bubble-2 {
  width: 40px;
  height: 40px;
  top: 20%;
  right: 10%;
  animation-delay: 1s;
}

.bubble-3 {
  width: 80px;
  height: 80px;
  bottom: 15%;
  left: 8%;
  animation-delay: 2s;
}

.bubble-4 {
  width: 30px;
  height: 30px;
  bottom: 25%;
  right: 15%;
  animation-delay: 3s;
}

.bubble-5 {
  width: 50px;
  height: 50px;
  top: 50%;
  right: 5%;
  animation-delay: 4s;
}

/* Floating Animation */
@keyframes float {
  0%, 100% {
    transform: translateY(0) scale(1);
    opacity: 0.6;
  }
  50% {
    transform: translateY(-20px) scale(1.1);
    opacity: 0.8;
  }
}

/* Enhanced Section Styles - Centered Content */

/* Section Headers */
.section-header {
  text-align: center;
  margin-bottom: 3rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary-blue);
  margin-bottom: 1rem;
  position: relative;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(135deg, var(--accent-yellow), var(--primary-blue));
  border-radius: 2px;
}

.section-subtitle {
  font-size: 1.2rem;
  color: #6b7280;
  margin-top: 1.5rem;
  line-height: 1.6;
}

/* Services Section */
.services-section {
  padding: 4rem 0;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  border-radius: 20px;
  margin: 2rem 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.enhanced-card {
  background: white;
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.enhanced-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(135deg, var(--accent-yellow), var(--primary-blue));
}

.enhanced-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.service-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
}

.service-image {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 16px;
  border: 4px solid var(--primary-blue);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
  transition: all 0.3s ease;
}

.enhanced-card:hover .service-image {
  transform: scale(1.05);
  border-color: var(--accent-yellow);
  box-shadow: 0 12px 32px rgba(251, 191, 36, 0.4);
}

.service-features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin: 1.5rem 0;
}

.feature-tag {
  background: linear-gradient(135deg, var(--primary-blue), var(--light-purple));
  color: white;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

/* Why Choose Section */
.why-choose-section {
  padding: 4rem 0;
  background: white;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.enhanced-feature {
  background: linear-gradient(135deg, #f8fafc, #ffffff);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  border: 2px solid transparent;
}

.enhanced-feature::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--primary-blue), var(--accent-yellow));
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 1;
}

.enhanced-feature::after {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(45deg, var(--primary-blue), var(--accent-yellow), var(--light-purple), var(--primary-blue));
  border-radius: 16px;
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 0;
  animation: borderRotate 4s linear infinite;
}

.enhanced-feature:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 
    0 15px 35px rgba(37, 99, 235, 0.2),
    0 8px 20px rgba(251, 191, 36, 0.15);
  border-color: var(--primary-blue);
}

.enhanced-feature:hover::before {
  opacity: 0.05;
}

.enhanced-feature:hover::after {
  opacity: 0.6;
}

.enhanced-feature:hover .feature-icon {
  transform: scale(1.2) rotate(5deg);
  filter: drop-shadow(0 4px 8px rgba(37, 99, 235, 0.3));
}

.enhanced-feature:hover h4 {
  color: var(--primary-blue);
  transform: translateY(-2px);
}

.enhanced-feature:hover p {
  color: #4a5568;
  transform: translateY(-1px);
}

@keyframes borderRotate {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: block;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.enhanced-feature h4 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--dark-text);
  margin-bottom: 1rem;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  z-index: 2;
}

.enhanced-feature p {
  font-size: 1rem;
  line-height: 1.6;
  color: #6b7280;
  margin-bottom: 0;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  z-index: 2;
}

/* Activities Section */
.activities-section {
  padding: 4rem 0;
  background: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 100%);
}

.activities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.activities-cta {
  text-align: center;
  margin-top: 3rem;
}

/* Enhanced Testimonials */
.enhanced-testimonial {
  padding: 4rem 0;
  background: white;
}

.testimonial-cta {
  text-align: center;
  margin-top: 3rem;
}

/* Safety Section */
.safety-section {
  padding: 4rem 0;
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
}

.safety-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.safety-item {
  background: white;
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.safety-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

.safety-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: block;
}

.safety-certification {
  background: #10b981;
  color: white;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  margin-top: 1rem;
  display: inline-block;
}

/* Responsive Design */
@media (max-width: 768px) {
  .section-header h2 {
    font-size: 2rem;
  }
  
  .services-grid,
  .activities-grid,
  .safety-features {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 0 1rem;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    padding: 0 1rem;
  }
  
  .enhanced-card,
  .enhanced-feature,
  .safety-item {
    padding: 1.5rem;
  }
  
  .service-features {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .features-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}
.whatsapp-btn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 
    0 10px 25px rgba(37, 211, 102, 0.5),
    0 5px 15px rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  z-index: 1000;
  animation: whatsappFloat 3s ease-in-out infinite;
}

.whatsapp-btn:hover {
  transform: scale(1.1) rotate(10deg);
  box-shadow: 
    0 15px 35px rgba(37, 211, 102, 0.7),
    0 8px 20px rgba(0, 0, 0, 0.4);
}

.whatsapp-btn a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  border-radius: 50%;
}

.whatsapp-btn img {
  width: 35px;
  height: 35px;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

/* Modern Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floatBubble {
  0%, 100% {
    transform: translateY(0) scale(1);
    opacity: 0.7;
  }
  25% {
    transform: translateY(-20px) scale(1.1);
    opacity: 0.9;
  }
  50% {
    transform: translateY(-10px) scale(0.95);
    opacity: 0.8;
  }
  75% {
    transform: translateY(-30px) scale(1.05);
    opacity: 0.6;
  }
}

@keyframes glowPulse {
  0%, 100% {
    text-shadow: 
      3px 3px 6px rgba(0, 0, 0, 0.8),
      0 0 30px rgba(251, 191, 36, 0.3),
      0 0 60px rgba(251, 191, 36, 0.1);
  }
  50% {
    text-shadow: 
      3px 3px 6px rgba(0, 0, 0, 0.8),
      0 0 40px rgba(251, 191, 36, 0.5),
      0 0 80px rgba(251, 191, 36, 0.2);
  }
}

@keyframes shimmerGlow {
  0%, 100% {
    text-shadow: 
      2px 2px 4px rgba(0, 0, 0, 0.9),
      0 0 20px rgba(255, 215, 0, 0.4);
  }
  50% {
    text-shadow: 
      2px 2px 4px rgba(0, 0, 0, 0.9),
      0 0 30px rgba(255, 215, 0, 0.6);
  }
}

@keyframes sparkle {
  0%, 100% {
    opacity: 0.3;
    transform: translateY(-50%) scale(0.8);
  }
  50% {
    opacity: 1;
    transform: translateY(-50%) scale(1.2);
  }
}

@keyframes borderRotate {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes whatsappFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Animations */
@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

/* Cards & Services */
.card {
  background: var(--white);
  border-radius: 15px;
  padding: 2rem;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-blue);
}

.card-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.card-title {
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

.card-description {
  color: #6b7280;
  margin-bottom: 1.5rem;
}

.service-card {
  background: linear-gradient(135deg, #f0f9ff, #fef3c7);
  border-radius: 15px;
  padding: 3rem 2rem;
  text-align: center;
  cursor: pointer;
}

.service-card:hover {
  transform: translateY(-10px);
  background: linear-gradient(135deg, var(--primary-blue), var(--accent-yellow));
  color: var(--white);
}

.service-card h3 {
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

.service-card:hover h3 {
  color: var(--white);
}

/* Section Styles */
section {
  padding: 5rem 1rem;
}

section h2 {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
  display: inline-block;
  width: 100%;
}

section h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-blue), var(--accent-yellow));
  margin: 1rem auto 0;
  border-radius: 2px;
}

.section-subtitle {
  text-align: center;
  color: #6b7280;
  font-size: 1.125rem;
  margin-bottom: 2rem;
}

/* About Section */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-text h3 {
  color: var(--primary-blue);
  margin-bottom: 1.5rem;
}

.about-image {
  width: 100%;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* Why Choose Us */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin: 3rem 0;
}

.feature-item {
  text-align: center;
  padding: 2rem;
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.feature-item h4 {
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

/* Testimonials */
.testimonial-section {
  background: linear-gradient(135deg, #f0f9ff, #f5e6ff);
  padding: 5rem 1rem;
}

.testimonials-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin: 3rem 0;
}

.testimonial-card {
  background: var(--white);
  padding: 2rem;
  border-radius: 15px;
  box-shadow: var(--shadow-md);
  border-left: 5px solid var(--primary-blue);
  animation: slideInUp 0.6s ease;
}

.testimonial-card p {
  font-style: italic;
  color: #6b7280;
  margin-bottom: 1.5rem;
}

.testimonial-author {
  font-weight: 600;
  color: var(--primary-blue);
}

.star-rating {
  color: var(--accent-yellow);
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

/* Activity/Theme Cards */
.activity-card, .theme-card, .package-card {
  background: var(--white);
  border-radius: 15px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
}

.activity-card:hover, .theme-card:hover, .package-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.card-image {
  width: 100%;
  height: 250px;
  background: linear-gradient(135deg, var(--primary-blue), var(--light-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 4rem;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-content {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.card-content h3 {
  color: var(--primary-blue);
  margin-bottom: 0.5rem;
}

.card-meta {
  display: flex;
  gap: 1rem;
  margin: 1rem 0;
  font-size: 0.9rem;
  color: #6b7280;
  flex-wrap: wrap;
}

.meta-badge {
  background: #f3f4f6;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.875rem;
  color: var(--primary-blue);
}

.card-description {
  flex-grow: 1;
  margin-bottom: 1.5rem;
}

.card-cta {
  margin-top: auto;
}

/* Package Cards */
.package-card {
  text-align: center;
  padding: 2rem 1.5rem;
}

.package-card.featured {
  border: 3px solid var(--accent-yellow);
  transform: scale(1.05);
  background: linear-gradient(to bottom, var(--white), #fffbf0);
}

.package-card h3 {
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

.package-price {
  font-size: 2.5rem;
  color: var(--accent-yellow);
  font-weight: 700;
  margin: 1rem 0;
}

.package-price span {
  font-size: 1rem;
  color: #6b7280;
}

.package-features {
  list-style: none;
  margin: 1.5rem 0;
  text-align: left;
}

.package-features li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.package-features li::before {
  content: '✓';
  color: var(--primary-blue);
  font-weight: 700;
  font-size: 1.25rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--dark-text);
}

.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 0.875rem;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.3s ease;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

/* Contact Info */
.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin: 3rem 0;
}

.contact-item {
  text-align: center;
  padding: 2rem;
  background: var(--light-bg);
  border-radius: 15px;
}

.contact-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.contact-item h4 {
  color: var(--primary-blue);
  margin-bottom: 0.5rem;
}

/* Footer */
footer {
  background: var(--dark-text);
  color: var(--white);
  padding: 3rem 1rem;
  margin-top: 3rem;
}

footer .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h4 {
  color: var(--accent-yellow);
  margin-bottom: 1rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  transition: color 0.3s ease;
}

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

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--primary-blue);
  border-radius: 50%;
  color: var(--white);
  font-size: 1.25rem;
  transition: all 0.3s ease;
}

.social-links a img {
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.social-links a i {
  font-size: 1.2rem;
}

.social-links a:hover {
  background: var(--accent-yellow);
  color: var(--dark-text);
  transform: translateY(-3px);
}

.social-links a[href*="linkedin"]:hover {
  background: #0077b5;
  color: var(--white);
}

.social-links a[href*="instagram"]:hover {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: var(--white);
}

.social-links a[href*="whatsapp"]:hover {
  background: #25d366;
  color: var(--white);
}

footer hr {
  border: none;
  height: 1px;
  background: rgba(255, 255, 255, 0.2);
  margin: 2rem 0;
}

.footer-bottom {
  text-align: center;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
}

/* WhatsApp Floating Button */
.whatsapp-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 60px;
  height: 60px;
  background-color: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  z-index: 999;
  animation: bounce 2s infinite;
  transition: all 0.3s ease;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-xl);
}

.whatsapp-btn a {
  color: var(--white);
  text-decoration: none;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Gallery Grid */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin: 3rem 0;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 15px;
  box-shadow: var(--shadow-md);
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

/* Breadcrumb */
.breadcrumb {
  padding: 1rem 0;
  font-size: 0.9rem;
  color: #6b7280;
}

.breadcrumb a {
  color: var(--primary-blue);
}

.breadcrumb a:hover {
  text-decoration: underline;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--primary-blue), var(--light-purple));
  color: var(--white);
  text-align: center;
  padding: 4rem 1rem;
  border-radius: 15px;
  margin: 3rem 0;
}

.cta-section h2 {
  color: var(--white);
}

.cta-section h2::after {
  background: rgba(255, 255, 255, 0.5);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1.25rem;
  margin-bottom: 2rem;
}

/* CTA Section Button */
.cta-section .btn-secondary {
  background: linear-gradient(135deg, var(--accent-yellow), #f59e0b) !important;
  color: var(--dark-text) !important;
  border: none !important;
  border-radius: 50px !important;
  padding: 1rem 2.5rem !important;
  font-size: 1.2rem !important;
  font-weight: 700 !important;
  text-decoration: none !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  transition: all 0.3s ease !important;
  box-shadow: 0 8px 25px rgba(251, 191, 36, 0.3) !important;
  position: relative !important;
  overflow: hidden !important;
  cursor: pointer !important;
}

.cta-section .btn-secondary:hover {
  background: linear-gradient(135deg, #f59e0b, #d97706) !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 12px 35px rgba(251, 191, 36, 0.4) !important;
  text-decoration: none !important;
}

.cta-section .btn-secondary:active {
  transform: translateY(-1px) !important;
  box-shadow: 0 6px 20px rgba(251, 191, 36, 0.3) !important;
}

/* Trust Section */
.trust-section {
  background: var(--light-bg);
  padding: 5rem 1rem;
}

.trust-item {
  text-align: center;
  padding: 2rem;
  background: var(--white);
  border-radius: 15px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 2rem;
}

.trust-item-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.trust-item h4 {
  color: var(--primary-blue);
  margin-bottom: 1rem;
}

/* Responsive Design - Science Banner */
@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }

  .hero {
    padding: 3rem 1rem;
    min-height: auto;
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }

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

  .hero h1 {
    font-size: clamp(1.8rem, 8vw, 2.5rem);
    line-height: 1.2;
    text-align: center;
  }

  .hero p {
    font-size: clamp(1rem, 3vw, 1.2rem);
    text-align: center;
  }

  .hero-buttons {
    justify-content: center;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    max-width: 280px;
    padding: 1rem 2rem;
    font-size: 1rem;
  }

  .image-container {
    width: 300px;
    height: 300px;
  }

  .bubble {
    display: none; /* Hide bubbles on mobile for cleaner look */
  }

  .whatsapp-btn {
    width: 50px;
    height: 50px;
    bottom: 20px;
    right: 20px;
  }

  .whatsapp-btn img {
    width: 28px;
    height: 28px;
  }

  h2 {
    font-size: 1.875rem;
  }

  h3 {
    font-size: 1.5rem;
  }

  .container {
    padding: 0 1rem;
  }

  nav {
    flex-direction: column;
    gap: 1rem;
  }

  .nav-links {
    flex-direction: column;
    gap: 1rem;
    display: none;
    width: 100%;
  }

  .nav-links.active {
    display: flex;
  }

  .hamburger {
    display: flex;
  }

  .hero {
    padding: 4rem 1rem;
  }

  .hero-content {
    max-width: 100%;
    text-align: center;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .tagline {
    font-size: 1.25rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .hero-buttons .btn {
    width: 100%;
  }

  section {
    padding: 3rem 1rem;
  }

  .about-content {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .row {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .service-card {
    padding: 2rem 1rem;
  }

  footer .container {
    grid-template-columns: 1fr;
  }

  .whatsapp-btn {
    bottom: 10px;
    right: 10px;
    width: 50px;
    height: 50px;
  }

  .package-card.featured {
    transform: scale(1);
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.75rem;
  }

  .hero {
    padding: 2rem 1rem;
    min-height: auto;
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    text-align: center;
  }

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

  .hero h1 {
    font-size: clamp(1.5rem, 10vw, 2rem);
    line-height: 1.1;
    text-align: center;
  }

  .hero p {
    font-size: clamp(0.95rem, 4vw, 1.1rem);
    text-align: center;
  }

  .hero-buttons {
    justify-content: center;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    max-width: 250px;
    padding: 0.9rem 1.8rem;
    font-size: 0.95rem;
  }

  .image-container {
    width: 250px;
    height: 250px;
  }

  .whatsapp-btn {
    width: 45px;
    height: 45px;
    bottom: 15px;
    right: 15px;
  }

  .whatsapp-btn img {
    width: 25px;
    height: 25px;
  }

  h2 {
    font-size: 1.5rem;
  }

  .btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
  }

  .btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
  }

  .hero {
    padding: 3rem 1rem;
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  .tagline {
    font-size: 1rem;
  }

  .card {
    padding: 1.5rem;
  }

  section {
    padding: 2rem 1rem;
  }

  section h2::after {
    width: 40px;
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

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

.mt-1 {
  margin-top: 0.5rem;
}

.mt-2 {
  margin-top: 1rem;
}

.mt-3 {
  margin-top: 1.5rem;
}

.mt-4 {
  margin-top: 2rem;
}

.mb-1 {
  margin-bottom: 0.5rem;
}

.mb-2 {
  margin-bottom: 1rem;
}

.mb-3 {
  margin-bottom: 1.5rem;
}

.mb-4 {
  margin-bottom: 2rem;
}

.p-1 {
  padding: 0.5rem;
}

.p-2 {
  padding: 1rem;
}

.p-3 {
  padding: 1.5rem;
}

.p-4 {
  padding: 2rem;
}

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.gap-1 {
  gap: 0.5rem;
}

.gap-2 {
  gap: 1rem;
}

.gap-3 {
  gap: 1.5rem;
}

.hidden {
  display: none;
}

.visible {
  display: block;
}

.opacity-50 {
  opacity: 0.5;
}

.opacity-75 {
  opacity: 0.75;
}

.rounded {
  border-radius: 8px;
}

.rounded-lg {
  border-radius: 15px;
}

.shadow {
  box-shadow: var(--shadow-md);
}

.success {
  color: #10b981;
}

.error {
  color: #ef4444;
}

/* Logo Responsive Styling */
@media (max-width: 768px) {
  .logo-img {
    width: 160px;
    height: auto;
  }
  
  .logo {
    font-size: 1.25rem;
    gap: 0.5rem;
  }
}

@media (max-width: 480px) {
  .logo-img {
    width: 110px;
    height: auto;
  }
  
  .logo {
    font-size: 1.1rem;
  }
}

/* Science Events Page Specific Styling */
.science-hero {
  background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #60a5fa 100%);
  color: white;
  text-align: center;
  padding: 6rem 2rem;
  position: relative;
  overflow: hidden;
}

.science-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.05)"/><circle cx="10" cy="50" r="0.5" fill="rgba(255,255,255,0.05)"/><circle cx="90" cy="30" r="0.5" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
  opacity: 0.3;
}

.science-hero .hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.science-hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  margin-bottom: 1.5rem;
  line-height: 1.1;
  text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
  letter-spacing: -0.02em;
}

.science-hero .tagline {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: #fbbf24;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.science-hero p {
  font-size: clamp(1.1rem, 3vw, 1.4rem);
  line-height: 1.6;
  max-width: 600px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.9);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Enhanced Breadcrumb */
.science-events-page .breadcrumb {
  background: linear-gradient(135deg, #f8fafc, #f1f5f9);
  padding: 1.5rem 2rem;
  border-radius: 12px;
  margin: 2rem 0;
  text-align: center;
  font-size: 1rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.science-events-page .breadcrumb a {
  color: var(--primary-blue);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.science-events-page .breadcrumb a:hover {
  color: var(--accent-yellow);
  text-decoration: underline;
}

.science-events-page .breadcrumb span {
  color: #6b7280;
  font-weight: 600;
}

/* Enhanced Section Headers for Science Events */
.science-events-page .section-header {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
}

.science-events-page .section-header h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  color: var(--primary-blue);
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.science-events-page .section-header h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(135deg, var(--accent-yellow), var(--primary-blue));
  border-radius: 2px;
}

.science-events-page .section-subtitle {
  font-size: 1.2rem;
  color: #6b7280;
  margin-top: 1.5rem;
  line-height: 1.6;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Enhanced Content Alignment */
.science-events-page .intro-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 2rem;
}

.science-events-page .intro-content p {
  font-size: 1.2rem;
  line-height: 1.7;
  color: #4a5568;
  margin-bottom: 2.5rem;
}

/* Enhanced Category Cards */
.science-events-page .category-card {
  text-align: center;
  padding: 2.5rem 2rem;
  background: white;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  border: 2px solid transparent;
}

.science-events-page .category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(135deg, var(--accent-yellow), var(--primary-blue));
}

.science-events-page .category-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  border-color: var(--primary-blue);
}

.science-events-page .category-icon {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  display: block;
  transition: transform 0.3s ease;
}

.science-events-page .category-card:hover .category-icon {
  transform: scale(1.1) rotate(5deg);
}

.science-events-page .category-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-blue);
  margin-bottom: 1rem;
  transition: color 0.3s ease;
}

.science-events-page .category-card:hover h3 {
  color: var(--accent-yellow);
}

.science-events-page .category-card p {
  font-size: 1.1rem;
  line-height: 1.6;
  color: #6b7280;
  margin-bottom: 1.5rem;
}

/* Enhanced Detail Items */
.science-events-page .detail-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 0;
  border-bottom: 1px solid #e5e7eb;
  transition: background-color 0.3s ease;
}

.science-events-page .detail-item:hover {
  background-color: #f8fafc;
  padding-left: 0.5rem;
  padding-right: 0.5rem;
  margin: 0 -0.5rem;
  border-radius: 8px;
}

.science-events-page .detail-label {
  font-weight: 600;
  color: var(--primary-blue);
  font-size: 0.95rem;
}

.science-events-page .detail-value {
  color: #4a5568;
  font-size: 0.95rem;
  text-align: right;
  max-width: 60%;
  font-weight: 500;
}

/* Responsive Design for Science Events */
@media (max-width: 768px) {
  .science-hero {
    padding: 4rem 1rem;
  }
  
  .science-hero h1 {
    font-size: 2.5rem;
  }
  
  .science-hero .tagline {
    font-size: 1.5rem;
  }
  
  .science-events-page .detail-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  .science-events-page .detail-value {
    text-align: left;
    max-width: 100%;
  }
  
  .science-events-page .category-card {
    padding: 2rem 1.5rem;
  }
  
  .science-events-page .category-icon {
    font-size: 3rem;
  }
}

/* Enhanced Introduction Section */
.enhanced-introduction {
  padding: 4rem 0;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  border-radius: 20px;
  margin: 2rem 0;
}

.intro-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  padding: 0 2rem;
}

.intro-content p {
  font-size: 1.2rem;
  line-height: 1.7;
  color: #4a5568;
  margin-bottom: 2rem;
}

.intro-highlights {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: white;
  padding: 1rem 1.5rem;
  border-radius: 50px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.highlight-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.highlight-icon {
  font-size: 1.5rem;
}

.highlight-item span:last-child {
  font-weight: 600;
  color: var(--primary-blue);
}

/* Activities Display Section */
.activities-display-section {
  padding: 4rem 0;
  background: white;
}

.enhanced-activities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Categories Section */
.categories-section {
  padding: 4rem 0;
  background: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 100%);
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.category-card {
  background: white;
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.category-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
}

.category-details {
  margin: 1.5rem 0;
  text-align: left;
}

.detail-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  border-bottom: 1px solid #e5e7eb;
}

.detail-item:last-child {
  border-bottom: none;
}

.detail-label {
  font-weight: 600;
  color: var(--primary-blue);
  font-size: 0.9rem;
}

.detail-value {
  color: #6b7280;
  font-size: 0.9rem;
  text-align: right;
  max-width: 60%;
}

.category-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--accent-yellow);
  color: var(--dark-text);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

/* Enhanced Features Section */
.enhanced-features-section {
  padding: 4rem 0;
  background: white;
}

.enhanced-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Enhanced Contact Section */
.enhanced-contact-section {
  padding: 4rem 0;
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
}

.contact-info-enhanced {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.contact-item-enhanced {
  background: white;
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.contact-item-enhanced:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

/* Enhanced About Section */
.enhanced-about-section {
  padding: 4rem 0;
  background: white;
}

.about-content-enhanced {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.about-text-enhanced {
  font-size: 1.1rem;
  line-height: 1.8;
  color: #4a5568;
}

.about-text-enhanced p {
  margin-bottom: 1.5rem;
}

.about-image-enhanced {
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Enhanced Form Styling */
.enhanced-form-section {
  padding: 4rem 0;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.form-container-enhanced {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Form Progress Bar */
.form-progress {
  display: flex;
  justify-content: space-between;
  margin-bottom: 3rem;
  position: relative;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.form-progress::before {
  content: '';
  position: absolute;
  top: 25px;
  left: 0;
  right: 0;
  height: 2px;
  background: #e5e7eb;
  z-index: 1;
}

.progress-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 2;
  transition: all 0.3s ease;
}

.step-number {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: #e5e7eb;
  color: #6b7280;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  border: 3px solid white;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.step-label {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: #6b7280;
  text-align: center;
  transition: all 0.3s ease;
}

.progress-step.active .step-number {
  background: var(--primary-blue);
  color: white;
  transform: scale(1.1);
}

.progress-step.active .step-label {
  color: var(--primary-blue);
}

.progress-step.completed .step-number {
  background: var(--accent-yellow);
  color: var(--dark-text);
}

.progress-step.completed .step-label {
  color: var(--accent-yellow);
}

/* Enhanced Form Container */
.form-enhanced {
  background: white;
  border-radius: 20px;
  padding: 3rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  position: relative;
  overflow: hidden;
}

.form-enhanced::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(135deg, var(--accent-yellow), var(--primary-blue));
}

/* Form Steps */
.form-step {
  display: none;
  animation: fadeInUp 0.5s ease;
}

.form-step.active {
  display: block;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Step Headers */
.step-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.step-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
}

.step-header h3 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-blue);
  margin-bottom: 0.5rem;
}

.step-header p {
  color: #6b7280;
  font-size: 1.1rem;
}

/* Enhanced Form Grid */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

/* Enhanced Form Groups */
.form-group.enhanced {
  position: relative;
}

.form-group.enhanced label {
  display: block;
  font-weight: 600;
  color: var(--primary-blue);
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.form-group.enhanced input,
.form-group.enhanced select,
.form-group.enhanced textarea {
  width: 100%;
  padding: 1rem 1rem 1rem 3rem;
  border: 2px solid #e5e7eb;
  border-radius: 12px;
  font-size: 1rem;
  transition: all 0.3s ease;
  background: #f8fafc;
}

.form-group.enhanced input:focus,
.form-group.enhanced select:focus,
.form-group.enhanced textarea:focus {
  outline: none;
  border-color: var(--primary-blue);
  background: white;
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.form-group.enhanced textarea {
  resize: vertical;
  min-height: 120px;
}

.input-icon {
  position: absolute;
  left: 1rem;
  top: 2.5rem;
  font-size: 1.2rem;
  color: #6b7280;
  transition: color 0.3s ease;
}

.form-group.enhanced:focus-within .input-icon {
  color: var(--primary-blue);
}

.form-group.full-width {
  grid-column: 1 / -1;
}

/* Service Selection */
.services-selection {
  margin-bottom: 2rem;
}

.services-selection h4 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--primary-blue);
  margin-bottom: 1.5rem;
}

.service-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.service-option {
  cursor: pointer;
  position: relative;
}

.service-option input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.service-card {
  background: #f8fafc;
  border: 2px solid #e5e7eb;
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
  transition: all 0.3s ease;
  height: 100%;
}

.service-option:hover .service-card {
  border-color: var(--primary-blue);
  background: white;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.service-option input[type="checkbox"]:checked + .service-card {
  border-color: var(--primary-blue);
  background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.2);
}

.service-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  display: block;
}

.service-info h5 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary-blue);
  margin-bottom: 0.25rem;
}

.service-info p {
  font-size: 0.85rem;
  color: #6b7280;
  margin: 0;
}

/* Form Navigation */
.form-navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
}

.btn-next-step,
.btn-prev-step {
  padding: 1rem 2rem;
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-next-step {
  background: var(--primary-blue);
  color: white;
  margin-left: auto;
}

.btn-next-step:hover {
  background: #1e40af;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
}

.btn-prev-step {
  background: #f3f4f6;
  color: #6b7280;
}

.btn-prev-step:hover {
  background: #e5e7eb;
  color: var(--primary-blue);
}

/* Review Summary */
.review-summary {
  background: #f8fafc;
  border-radius: 12px;
  padding: 2rem;
  margin-bottom: 2rem;
}

.review-summary h4 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--primary-blue);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.summary-content {
  display: grid;
  gap: 1rem;
}

.summary-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem;
  background: white;
  border-radius: 8px;
  border-left: 4px solid var(--primary-blue);
}

.summary-label {
  font-weight: 600;
  color: #4a5568;
}

.summary-value {
  color: var(--primary-blue);
  font-weight: 500;
}

/* Terms Section */
.terms-section {
  margin-bottom: 2rem;
}

.terms-label {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
  font-size: 0.95rem;
  line-height: 1.5;
}

.terms-label input[type="checkbox"] {
  margin-top: 0.25rem;
  cursor: pointer;
}

.terms-label a {
  color: var(--primary-blue);
  text-decoration: none;
  font-weight: 600;
}

.terms-label a:hover {
  text-decoration: underline;
}

/* Submit Button */
.btn-submit {
  background: linear-gradient(135deg, var(--accent-yellow), #f59e0b);
  color: var(--dark-text);
  border: none;
  padding: 1.25rem 2.5rem;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(251, 191, 36, 0.4);
}

.btn-submit small {
  font-size: 0.85rem;
  opacity: 0.8;
  font-weight: 500;
}

/* Form Help Section */
.form-help {
  background: white;
  border-radius: 12px;
  padding: 2rem;
  margin-top: 2rem;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
}

.form-help h4 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--primary-blue);
  margin-bottom: 0.5rem;
}

.form-help p {
  color: #6b7280;
  margin-bottom: 1.5rem;
}

.help-options {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.help-option {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  background: #f8fafc;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.help-option:hover {
  background: white;
  border-color: var(--primary-blue);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.help-icon {
  font-size: 1.5rem;
}

.help-option strong {
  display: block;
  color: var(--primary-blue);
  font-size: 0.95rem;
}

.help-option small {
  color: #6b7280;
  font-size: 0.85rem;
}

/* Responsive Design for Enhanced Form */
@media (max-width: 768px) {
  .form-container-enhanced {
    padding: 0 1rem;
  }
  
  .form-enhanced {
    padding: 2rem 1.5rem;
  }
  
  .form-progress {
    margin-bottom: 2rem;
  }
  
  .step-number {
    width: 40px;
    height: 40px;
    font-size: 0.9rem;
  }
  
  .step-label {
    font-size: 0.75rem;
  }
  
  .form-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .service-options {
    grid-template-columns: 1fr;
  }
  
  .form-navigation {
    flex-direction: column;
    gap: 1rem;
  }
  
  .btn-next-step,
  .btn-prev-step,
  .btn-submit {
    width: 100%;
    justify-content: center;
  }
  
  .help-options {
    flex-direction: column;
    align-items: center;
  }
  
  .help-option {
    width: 100%;
    max-width: 250px;
    justify-content: center;
  }
}

/* Responsive Design for Enhanced Sections */
@media (max-width: 768px) {
  .intro-highlights {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }
  
  .categories-grid,
  .enhanced-activities-grid,
  .enhanced-features-grid,
  .contact-info-enhanced {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 0 1rem;
  }
  
  .about-content-enhanced {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .detail-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  .detail-value {
    text-align: left;
    max-width: 100%;
  }
  
  .form-enhanced {
    padding: 2rem 1.5rem;
  }
}

.warning {
  color: var(--accent-yellow);
}

.info {
  color: var(--primary-blue);
}