/* CSS Variables */
:root {
  --primary-color: #002244;
  --secondary-color: #00A8E8;
  --accent-color: #FFA500;
  --neutral-light: #f4f4f4;
  --neutral-dark: #333;
  --text-color: #1a1a1a;
  --background-color: #ffffff;
  --section-bg: #f9fbfc;
}

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

body {
  font-family: 'Nunito Sans', sans-serif;
  color: var(--text-color);
  background: var(--background-color);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 4rem 0;
}

.section:nth-child(even) {
  background-color: var(--section-bg);
}

/* Header Styles */
header {
  background-color: var(--primary-color);
  padding: 1rem 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--neutral-light);
  text-decoration: none;
  letter-spacing: 0.5px;
}

.nav-wrapper {
  position: relative;
}

.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  cursor: pointer;
}

.hamburger span {
  height: 3px;
  width: 100%;
  background-color: var(--neutral-light);
  border-radius: 3px;
  transition: 0.3s ease;
}

.nav-menu {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  background-color: var(--primary-color);
  border-radius: 8px;
  padding: 1rem 0;
  min-width: 200px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
  margin-top: 1rem;
}

.nav-wrapper:hover .nav-menu {
  display: block;
}

.nav-menu a {
  display: block;
  padding: 0.75rem 1.5rem;
  color: var(--neutral-light);
  text-decoration: none;
  transition: background 0.3s ease;
}

.nav-menu a:hover {
  background-color: var(--secondary-color);
}

/* Hero Section */
.hero {
  height: 100vh;
  min-height: 600px;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--neutral-light);
  position: relative;
  margin-top: 80px;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 34, 68, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-content h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero-content p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  max-width: 600px;
}

.cta-button {
  display: inline-block;
  padding: 1rem 2rem;
  background-color: var(--accent-color);
  color: white;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 165, 0, 0.3);
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.service-card {
  background: white;
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

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

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.service-card p {
  margin-bottom: 1.5rem;
  color: #666;
}

.learn-more {
  color: var(--secondary-color);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.learn-more:hover {
  color: var(--primary-color);
}

/* Feature Section */
.feature-section {
  height: 400px;
  background: linear-gradient(45deg, var(--secondary-color), var(--primary-color));
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--neutral-light);
  position: relative;
}

.feature-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 168, 232, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-content h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.feature-content p {
  font-size: 1.25rem;
  max-width: 600px;
}

/* About Section */
.about-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about-content p {
  font-size: 1.1rem;
  margin-bottom: 3rem;
  line-height: 1.8;
}

.about-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.feature {
  text-align: center;
}

.feature h4 {
  font-size: 1.25rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

/* Contact Section */
.contact-section {
  background-color: var(--section-bg);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.contact-details {
  margin-top: 2rem;
}

.contact-item {
  margin-bottom: 1rem;
  padding: 0.5rem 0;
}

.contact-item a {
  color: var(--secondary-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

.contact-item a:hover {
  color: var(--primary-color);
  text-decoration: underline;
}

.contact-form {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--primary-color);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--secondary-color);
}

.submit-btn {
  width: 100%;
  padding: 1rem;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.submit-btn:hover {
  background-color: var(--secondary-color);
}

/* Footer */
footer {
  background-color: var(--primary-color);
  color: var(--neutral-light);
  padding: 3rem 0 1rem;
}

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

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

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

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

.footer-section a {
  color: var(--neutral-light);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.2);
  padding-top: 1rem;
  text-align: center;
}

/* Section Headers */
h2 {
  font-size: 2.5rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: 3rem;
  color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .hero-content p {
    font-size: 1.1rem;
  }
  
  .contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .brand {
    font-size: 1.25rem;
  }
  
  h2 {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }
  
  .hero-content h1 {
    font-size: 2rem;
  }
  
  .section {
    padding: 2rem 0;
  }
}

/* Service Page Specific Styles */
.breadcrumb {
  background-color: var(--section-bg);
  padding: 1rem 0;
  margin-top: 80px;
  border-bottom: 1px solid #e0e0e0;
}

.breadcrumb a {
  color: var(--secondary-color);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

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

.service-hero {
  height: 300px;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--neutral-light);
  position: relative;
}

.service-content {
  max-width: 900px;
  margin: 0 auto;
}

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

.feature-item {
  background: white;
  border-radius: 8px;
  padding: 1.5rem;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  border-left: 4px solid var(--secondary-color);
}

.feature-item h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

.service-benefits {
  margin: 3rem 0;
  background: var(--section-bg);
  padding: 2rem;
  border-radius: 8px;
}

.service-benefits h3 {
  color: var(--primary-color);
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

.service-benefits ul {
  list-style: none;
  padding: 0;
}

.service-benefits li {
  margin-bottom: 0.75rem;
  padding-left: 1.5rem;
  position: relative;
}

.service-benefits li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--secondary-color);
  font-weight: bold;
}

.cta-section {
  background-color: var(--primary-color);
  color: var(--neutral-light);
  text-align: center;
  padding: 3rem 0;
}

.cta-section h2 {
  color: var(--neutral-light);
  margin-bottom: 1rem;
}

.cta-section p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
}