:root {
  --primary-color: #0066cc;
  --secondary-color: #003366;
  --accent-color: #ff9900;
  --text-color: #333333;
  --background-color: #ffffff;
  --card-background: #f5f5f5;
}

/* Dark mode variables */
.dark-mode {
  --primary-color: #4d94ff;
  --secondary-color: #001a33;
  --accent-color: #ffcc00;
  --text-color: #f5f5f5;
  --background-color: #1a1a1a;
  --card-background: #2a2a2a;
}

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

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--background-color);
  transition: background-color 0.3s, color 0.3s;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header styles */
header {
  background-color: var(--background-color);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  position: fixed;
  width: 100%;
  z-index: 1000;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--text-color);
}

.logo img {
  height: 40px;
  margin-right: 10px;
}

.nav-links {
  display: flex;
  list-style: none;
}

.nav-links li {
  margin-left: 20px;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-color);
  font-weight: bold;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: var(--primary-color);
}

#menu-toggle,
#dark-mode-toggle {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.5rem;
  color: var(--text-color);
}

/* Hero section styles */
#hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #ffffff;
  overflow: hidden;
}

#hero video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -1;
}

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

#hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

#hero p {
  font-size: 1.5rem;
  margin-bottom: 2rem;
}

.cta-button {
  display: inline-block;
  padding: 1rem 2rem;
  background-color: #226db5;
  color: #ffffff;
  text-decoration: none;
  font-weight: bold;
  border-radius: 5px;
  transition: background-color 0.3s;
}

.cta-button:hover {
  background-color: #7fbefa;
}

/* Section styles */
section {
  padding: 4rem 0;
}

h2 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
  text-align: center;
}

/* About section styles */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.industry-card {
  background-color: var(--card-background);
  padding: 2rem;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.industry-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

/* Services section styles */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service-card {
  background-color: var(--card-background);
  padding: 2rem;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: transform 0.3s;
}

.service-card:hover {
  transform: translateY(-5px);
}

.service-card img {
  width: 80px;
  height: 80px;
  margin-bottom: 1rem;
}

.service-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.learn-more {
  display: inline-block;
  margin-top: 1rem;
  color: var(--primary-color);
  text-decoration: none;
  font-weight: bold;
}

/* Why Choose Us section styles */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.feature-card {
  background-color: var(--card-background);
  padding: 2rem;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.feature-card i {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

/* Testimonials section styles */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  background-color: var(--card-background);
  padding: 2rem;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.testimonial-card p {
  font-style: italic;
  margin-bottom: 1rem;
}

.client-info {
  display: flex;
  align-items: center;
}

.client-info img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  margin-right: 1rem;
}

/* Contact section styles */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-radius: 3px;
}

.submit-button {
  display: inline-block;
  padding: 1rem 2rem;
  background-color: var(--primary-color);
  color: #ffffff;
  text-decoration: none;
  font-weight: bold;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.submit-button:hover {
  background-color: #0052a3;
}

.contact-info i {
  margin-right: 0.5rem;
  color: var(--primary-color);
}

.map-container {
  margin-top: 1rem;
}

/* Footer styles */
footer {
  background-color: var(--secondary-color);
  color: #ffffff;
  padding: 3rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.footer-column h3 {
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

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

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

.footer-column a {
  color: #ffffff;
  text-decoration: none;
}

.social-icons a {
  display: inline-block;
  margin-right: 1rem;
  font-size: 1.5rem;
}

#newsletter-form {
  display: flex;
  margin-top: 1rem;
}

#newsletter-form input {
  flex-grow: 1;
  padding: 0.5rem;
  border: none;
  border-radius: 3px 0 0 3px;
}

#newsletter-form button {
  padding: 0.5rem 1rem;
  background-color: var(--accent-color);
  color: #ffffff;
  border: none;
  border-radius: 0 3px 3px 0;
  cursor: pointer;
}

.footer-bottom {
  margin-top: 2rem;
  text-align: center;
}

/* Responsive styles */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  #menu-toggle {
    display: block;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 769px) {
  #menu-toggle {
    display: none;
  }
}

/* Service Details Section */
#service-details {
  background-color: var(--card-background);
  padding: 4rem 0;
}

.service-detail {
  margin-bottom: 4rem;
  padding: 2rem;
  background-color: var(--background-color);
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.service-detail h3 {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.service-detail h4 {
  font-size: 1.2rem;
  color: var(--secondary-color);
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.service-detail p {
  margin-bottom: 1rem;
  line-height: 1.6;
}

.service-detail ul {
  list-style-type: disc;
  margin-left: 1.5rem;
  margin-bottom: 1rem;
}

.service-detail li {
  margin-bottom: 0.5rem;
}

.infographic {
  margin: 2rem 0;
  text-align: center;
}

.infographic img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .service-detail {
    padding: 1rem;
  }

  .service-detail h3 {
    font-size: 1.5rem;
  }

  .service-detail h4 {
    font-size: 1.1rem;
  }
}

/* Service Detail Page Styles */
.service-detail-page {
  padding: 4rem 0;
}

.service-detail-page h1 {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 2rem;
}

.service-content {
  display: flex;
  gap: 2rem;
  margin-bottom: 3rem;
}

.service-description {
  flex: 1;
}

.service-description h2 {
  font-size: 1.8rem;
  color: var(--secondary-color);
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.service-description ul {
  list-style-type: disc;
  margin-left: 1.5rem;
  margin-bottom: 1rem;
}

.service-description li {
  margin-bottom: 0.5rem;
}

.service-image {
  flex: 1;
}

.service-image img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.cta-section {
  background-color: var(--card-background);
  padding: 2rem;
  border-radius: 10px;
  text-align: center;
}

.cta-section h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.cta-section p {
  margin-bottom: 1.5rem;
}

@media (max-width: 768px) {
  .service-content {
    flex-direction: column;
  }
}