/* Root Variables for Color Scheme */
:root {
  /* Primary Colors */
  --primary: #4361ee;
  --primary-dark: #3a56d4;
  --primary-light: #5e7aff;
  
  /* Secondary Colors */
  --secondary: #ff6b6b;
  --secondary-dark: #e25555;
  --secondary-light: #ff8c8c;
  
  /* Accent Colors */
  --accent: #4cc9f0;
  --accent-dark: #38b6dc;
  --accent-light: #72d8ff;
  
  /* Neutral Colors */
  --dark: #2b2d42;
  --dark-secondary: #3d3f56;
  --gray: #8d99ae;
  --light-gray: #edf2f4;
  --white: #ffffff;
  
  /* Text Colors */
  --text-primary: #2b2d42;
  --text-secondary: #5c5f73;
  --text-light: #8d99ae;
  --text-white: #ffffff;
  
  /* Success, Warning, Danger */
  --success: #4caf50;
  --warning: #ff9800;
  --danger: #f44336;
  
  /* Font Families */
  --font-heading: 'Inter', sans-serif;
  --font-body: 'IBM Plex Sans', sans-serif;
  
  /* Box Shadows */
  --shadow-sm: 0 2px 5px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  
  /* Gradients */
  --gradient-primary: linear-gradient(45deg, var(--primary), var(--primary-light));
  --gradient-secondary: linear-gradient(45deg, var(--secondary), var(--secondary-light));
  --gradient-accent: linear-gradient(45deg, var(--accent), var(--accent-light));
  
  /* Border Radius */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 1rem;
  
  /* Animation Speed */
  --transition-fast: 0.2s;
  --transition-medium: 0.3s;
  --transition-slow: 0.5s;
}

/* Global Reset & Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.3;
}

p {
  margin-bottom: 1rem;
}

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

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

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

/* Typography Styles */
.display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
  font-weight: 700;
  line-height: 1.2;
}

.lead {
  font-size: 1.125rem;
  font-weight: 400;
}

.fw-bold {
  font-weight: 700 !important;
}

.text-primary {
  color: var(--primary) !important;
}

.text-secondary {
  color: var(--secondary) !important;
}

.text-accent {
  color: var(--accent) !important;
}

.text-dark {
  color: var(--dark) !important;
}

.text-white {
  color: var(--white) !important;
}

.bg-primary {
  background-color: var(--primary) !important;
}

.bg-secondary {
  background-color: var(--secondary) !important;
}

.bg-accent {
  background-color: var(--accent) !important;
}

.bg-dark {
  background-color: var(--dark) !important;
}

.bg-light {
  background-color: var(--light-gray) !important;
}

/* Utility Classes */
.shadow-sm {
  box-shadow: var(--shadow-sm) !important;
}

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

.shadow-lg {
  box-shadow: var(--shadow-lg) !important;
}

.rounded {
  border-radius: var(--border-radius-md) !important;
}

.rounded-3 {
  border-radius: var(--border-radius-lg) !important;
}

.object-fit-cover {
  object-fit: cover;
}

/* Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  text-align: center;
  white-space: nowrap;
  vertical-align: middle;
  user-select: none;
  border: 2px solid transparent;
  padding: 0.625rem 1.25rem;
  font-size: 1rem;
  line-height: 1.5;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-medium) ease-in-out;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='100' height='20' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 10 C 30 20, 70 0, 100 10' fill='none' stroke='rgba(255,255,255,0.3)' stroke-width='2'/%3E%3C/svg%3E");
  background-size: 100px 20px;
  background-position: 0 center;
  background-repeat: repeat-x;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.btn:hover::after {
  animation: wave 2s infinite linear;
  opacity: 1;
}

@keyframes wave {
  0% {
    background-position: 0 center;
  }
  100% {
    background-position: 100px center;
  }
}

.btn:focus, .btn:active {
  outline: none;
  box-shadow: 0 0 0 0.2rem rgba(67, 97, 238, 0.25);
}

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

.btn-primary:hover, .btn-primary:focus {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
  text-decoration: none;
}

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

.btn-outline-primary:hover, .btn-outline-primary:focus {
  background-color: var(--primary);
  color: var(--white);
  border-color: var(--primary);
  transform: translateY(-2px);
  text-decoration: none;
}

.btn-outline-light {
  background-color: transparent;
  color: var(--white);
  border-color: var(--white);
}

.btn-outline-light:hover, .btn-outline-light:focus {
  background-color: var(--white);
  color: var(--primary);
  border-color: var(--white);
  transform: translateY(-2px);
  text-decoration: none;
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1.125rem;
  border-radius: var(--border-radius-md);
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.875rem;
  border-radius: var(--border-radius-sm);
}

/* Card Styles */
.card {
  background-color: var(--white);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  transition: transform var(--transition-medium) ease-in-out, box-shadow var(--transition-medium) ease-in-out;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow) ease-in-out;
}

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

.card-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-content h4, .card-content h5 {
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.card-content p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.card-content .btn {
  margin-top: auto;
  align-self: flex-start;
}

/* Navbar Styles */
.navbar {
  padding: 1rem 0;
  transition: background-color var(--transition-medium) ease-in-out, padding var(--transition-medium) ease-in-out;
}

.navbar-brand {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--white);
}

.navbar-dark .navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
  padding: 0.5rem 1rem;
  transition: color var(--transition-fast) ease-in-out, transform var(--transition-fast) ease-in-out;
}

.navbar-dark .navbar-nav .nav-link:hover {
  color: var(--white);
  transform: translateY(-2px);
}

.navbar-toggler {
  border: none;
  background-color: transparent;
}

.sticky-top {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--dark);
}

/* Hero Section */
.hero-section {
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--white);
  overflow: hidden;
  padding: 7rem 0;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  z-index: 0;
}

.hero-section .container {
  position: relative;
  z-index: 1;
}

.hero-section h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1s ease;
}

.hero-section h2 {
  margin-bottom: 1.5rem;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1.2s ease;
}

.hero-section p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  max-width: 700px;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1.4s ease;
}

.hero-section .btn {
  animation: fadeInUp 1.6s ease;
}

.hero-shape {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 80px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 120' preserveAspectRatio='none'%3E%3Cpath d='M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z' fill='%23ffffff'/%3E%3C/svg%3E");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 1;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translate3d(0, 40px, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

/* Mission Section */
.mission-section {
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}

.mission-section .section-header {
  margin-bottom: 3rem;
}

.mission-section img {
  transition: transform var(--transition-slow) ease-in-out;
  border-radius: var(--border-radius-lg);
}

.mission-section img:hover {
  transform: scale(1.03);
}

.mission-values .value-item {
  margin-bottom: 1.5rem;
  transition: transform var(--transition-medium) ease-in-out;
}

.mission-values .value-item:hover {
  transform: translateX(5px);
}

.mission-values .value-icon {
  font-size: 1.5rem;
  color: var(--primary);
}

.mission-values h5 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

/* About Section */
.about-section {
  padding: 5rem 0;
  position: relative;
}

.about-content h3 {
  margin-bottom: 1.5rem;
}

.about-image-container {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
}

.about-image-container img {
  transition: transform var(--transition-slow) ease-in-out;
}

.about-image-container:hover img {
  transform: scale(1.05);
}

.about-stats {
  margin-top: 2rem;
}

.stat-box {
  text-align: center;
  padding: 1.5rem;
  border-radius: var(--border-radius-md);
  transition: transform var(--transition-medium) ease-in-out, box-shadow var(--transition-medium) ease-in-out;
}

.stat-box:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.stat-box h4 {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.stat-box p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* Services Section */
.services-section {
  padding: 5rem 0;
  position: relative;
}

/* Statistics Section */
.statistics-section {
  padding: 5rem 0;
  position: relative;
  color: var(--white);
}

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

.statistics-section .lead {
  color: rgba(255, 255, 255, 0.9);
}

.stat-item h3 {
  margin-bottom: 0.5rem;
}

.stat-item p {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.85);
}

/* Success Stories Section */
.success-stories-section {
  padding: 5rem 0;
  position: relative;
}

.carousel-item .card {
  flex-direction: row;
  align-items: stretch;
}

.carousel-item .card-image {
  width: 100%;
  height: 100%;
  min-height: 300px;
}

.carousel-item .testimonial {
  color: var(--text-secondary);
  border-left: 4px solid var(--primary);
  padding-left: 1rem;
  margin: 1rem 0;
}

.carousel-control-prev,
.carousel-control-next {
  width: 3rem;
  height: 3rem;
  top: 50%;
  transform: translateY(-50%);
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
  width: 2rem;
  height: 2rem;
}

/* History Section */
.history-section {
  padding: 5rem 0;
  position: relative;
}

.timeline {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
}

.timeline::after {
  content: '';
  position: absolute;
  width: 6px;
  background-color: var(--primary);
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -3px;
}

.timeline-container {
  padding: 10px 40px;
  position: relative;
  width: 50%;
}

.timeline-container::after {
  content: '';
  position: absolute;
  width: 25px;
  height: 25px;
  right: -17px;
  background-color: var(--white);
  border: 4px solid var(--primary);
  top: 15px;
  border-radius: 50%;
  z-index: 1;
}

.left {
  left: 0;
}

.right {
  left: 50%;
}

.left::before {
  content: " ";
  height: 0;
  position: absolute;
  top: 22px;
  width: 0;
  z-index: 1;
  right: 30px;
  border: medium solid var(--light-gray);
  border-width: 10px 0 10px 10px;
  border-color: transparent transparent transparent var(--light-gray);
}

.right::before {
  content: " ";
  height: 0;
  position: absolute;
  top: 22px;
  width: 0;
  z-index: 1;
  left: 30px;
  border: medium solid var(--light-gray);
  border-width: 10px 10px 10px 0;
  border-color: transparent var(--light-gray) transparent transparent;
}

.right::after {
  left: -16px;
}

.timeline-content {
  padding: 20px 30px;
  background-color: var(--white);
  position: relative;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-medium) ease-in-out, box-shadow var(--transition-medium) ease-in-out;
}

.timeline-content:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

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

@media screen and (max-width: 768px) {
  .timeline::after {
    left: 31px;
  }
  
  .timeline-container {
    width: 100%;
    padding-left: 70px;
    padding-right: 25px;
  }
  
  .timeline-container::before {
    left: 60px;
    border-width: 10px 10px 10px 0;
    border-color: transparent var(--light-gray) transparent transparent;
  }

  .left::after, .right::after {
    left: 15px;
  }

  .right {
    left: 0%;
  }
}

/* Innovation Section */
.innovation-section {
  padding: 5rem 0;
  position: relative;
}

.feature-icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: var(--primary);
  color: var(--white);
  font-weight: bold;
  margin-right: 1rem;
  flex-shrink: 0;
}

.innovation-features .feature {
  transition: transform var(--transition-medium) ease-in-out;
}

.innovation-features .feature:hover {
  transform: translateX(10px);
}

/* Resources Section */
.resources-section {
  padding: 5rem 0;
  position: relative;
}

/* FAQ Section */
.faq-section {
  padding: 5rem 0;
  position: relative;
}

.accordion-button {
  font-family: var(--font-heading);
  font-weight: 600;
  padding: 1.25rem 1.5rem;
  color: var(--text-primary);
  background-color: var(--white);
}

.accordion-button:not(.collapsed) {
  color: var(--primary);
  background-color: rgba(67, 97, 238, 0.05);
}

.accordion-button::after {
  transition: transform var(--transition-medium) ease-in-out;
}

.accordion-body {
  padding: 1.5rem;
  color: var(--text-secondary);
}

/* Research Section */
.research-section {
  padding: 5rem 0;
  position: relative;
}

/* Why Us Section */
.why-us-section {
  padding: 5rem 0;
  position: relative;
}

/* News Section */
.news-section {
  padding: 5rem 0;
  position: relative;
}

.news-date {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

/* Events Section */
.events-section {
  padding: 5rem 0;
  position: relative;
}

.event-date {
  display: inline-block;
  padding: 0.25rem 1rem;
  background-color: var(--primary);
  color: var(--white);
  border-radius: var(--border-radius-sm);
  font-weight: 500;
  margin-bottom: 0.75rem;
}

/* Gallery Section */
.gallery-section {
  padding: 5rem 0;
  position: relative;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-md);
  margin-bottom: 1.5rem;
}

.gallery-item img {
  transition: transform var(--transition-slow) ease-in-out;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

/* Insights Section */
.insights-section {
  padding: 5rem 0;
  position: relative;
}

/* Sustainability Section */
.sustainability-section {
  padding: 5rem 0;
  position: relative;
}

.sustainability-initiatives .initiative {
  transition: transform var(--transition-medium) ease-in-out;
}

.sustainability-initiatives .initiative:hover {
  transform: translateX(10px);
}

.initiative-icon {
  flex-shrink: 0;
}

/* Careers Section */
.careers-section {
  padding: 5rem 0;
  position: relative;
}

.opening-item {
  transition: transform var(--transition-medium) ease-in-out, box-shadow var(--transition-medium) ease-in-out;
}

.opening-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

/* Contact Section */
.contact-section {
  padding: 5rem 0;
  position: relative;
}

.contact-info .info-item {
  margin-bottom: 1.5rem;
}

.contact-info .info-icon {
  flex-shrink: 0;
}

.form-control {
  padding: 0.75rem 1rem;
  border: 1px solid #e0e0e0;
  border-radius: var(--border-radius-md);
  transition: border-color var(--transition-fast) ease-in-out, box-shadow var(--transition-fast) ease-in-out;
}

.form-control:focus {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 0.2rem rgba(67, 97, 238, 0.25);
}

.map-container {
  height: 300px;
  overflow: hidden;
}

.map-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Footer */
.footer {
  background-color: var(--dark);
  color: var(--white);
  padding: 5rem 0 2rem;
}

.footer-brand h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
  color: var(--white);
}

.footer p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 0.5rem;
}

.footer h5 {
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
  color: var(--white);
}

.footer-links {
  list-style-type: none;
  padding-left: 0;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast) ease-in-out, transform var(--transition-fast) ease-in-out;
  display: inline-block;
}

.footer-links a:hover {
  color: var(--white);
  transform: translateX(5px);
  text-decoration: none;
}

.social-links a {
  margin-right: 1rem;
  display: inline-block;
  transition: color var(--transition-fast) ease-in-out, transform var(--transition-fast) ease-in-out;
}

.social-links a:hover {
  transform: translateY(-3px);
  color: var(--primary-light) !important;
  text-decoration: none;
}

.newsletter-form .form-control {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.newsletter-form .form-control::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.newsletter-form .form-control:focus {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.1);
}

.footer hr {
  border-color: rgba(255, 255, 255, 0.1);
}

.footer .small {
  font-size: 0.875rem;
}

/* Success Page */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
}

.success-page .success-icon {
  font-size: 5rem;
  color: var(--success);
  margin-bottom: 2rem;
}

.success-page h1 {
  margin-bottom: 1rem;
}

.success-page p {
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto 2rem;
}

/* Privacy & Terms Pages */
.legal-page {
  padding-top: 120px;
  padding-bottom: 5rem;
}

.legal-page h1 {
  margin-bottom: 2rem;
}

.legal-page h2 {
  margin-top: 2.5rem;
  margin-bottom: 1.5rem;
}

.legal-page p, .legal-page ul, .legal-page ol {
  margin-bottom: 1.5rem;
}

/* Animation Keyframes */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

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

/* Responsive Styles */
@media (max-width: 1199.98px) {
  .hero-section h1 {
    font-size: 3rem;
  }
  
  .hero-section h2 {
    font-size: 1.75rem;
  }
}

@media (max-width: 991.98px) {
  .hero-section {
    padding: 5rem 0;
  }
  
  .hero-section h1 {
    font-size: 2.5rem;
  }
  
  .hero-section h2 {
    font-size: 1.5rem;
  }
  
  .carousel-item .card {
    flex-direction: column;
  }
  
  .carousel-item .card-image {
    height: 250px;
  }
}

@media (max-width: 767.98px) {
  .hero-section {
    text-align: center;
    padding: 4rem 0;
  }
  
  .hero-section h1 {
    font-size: 2rem;
  }
  
  .hero-section p {
    font-size: 1rem;
  }
  
  .hero-section .btn {
    margin-bottom: 0.5rem;
    width: 100%;
  }
  
  .hero-section .d-flex {
    flex-direction: column;
  }
  
  .section-header h2 {
    font-size: 2rem;
  }
}

@media (max-width: 575.98px) {
  .hero-section {
    padding: 3rem 0;
  }
  
  .hero-section h1 {
    font-size: 1.75rem;
  }
  
  .section-header h2 {
    font-size: 1.75rem;
  }
}