
/* Base Styling */
:root {
  --primary: #003366;
  --primary-light: #0055a4;
  --secondary: #FF6B00;
  --secondary-light: #ff8533;
  --light: #F5F5F5;
  --dark: #333333;
  --gray: #666666;
  --gray-light: #EEEEEE;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
  --radius: 0.5rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  color: var(--dark);
  background-color: white;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}

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

ul {
  list-style: none;
}

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

/* Animation */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Button Styles */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  text-align: center;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
}

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

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

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

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

/* Section Styles */
section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 40px;
  position: relative;
  padding-bottom: 15px;
}

.section-title:after {
  content: '';
  position: absolute;
  width: 80px;
  height: 3px;
  background-color: var(--secondary);
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}

/* Header Styles */
.header {
  background-color: white;
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 1rem 0;
}

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

.logo h1 {
  margin-bottom: 0;
  font-size: 1.8rem;
  color: var(--primary);
}

.logo span {
  color: var(--secondary);
}

.nav-menu {
  display: flex;
}

.nav-menu li {
  margin-left: 1.5rem;
}

.nav-menu a {
  position: relative;
  padding-bottom: 5px;
}

.nav-menu a:after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  background-color: var(--secondary);
  bottom: 0;
  left: 0;
  transition: var(--transition);
}

.nav-menu a:hover:after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-btn span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--primary);
  margin: 5px 0;
  transition: var(--transition);
}

/* Hero Section */
.hero {
  background: linear-gradient(rgba(0, 51, 102, 0.8), rgba(0, 51, 102, 0.9)), url('https://images.unsplash.com/photo-1582560475093-ba66accfdb8e?ixlib=rb-1.2.1&auto=format&fit=crop&w=1950&q=80') no-repeat center/cover;
  color: white;
  padding: 150px 0;
  text-align: center;
}

.hero h2 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.2rem;
  max-width: 700px;
  margin: 0 auto 2rem;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

/* Services Section */
.services {
  background-color: var(--light);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 30px;
}

.service-card {
  background-color: white;
  padding: 30px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
  transition: var(--transition);
}

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

.service-icon {
  margin: 0 auto 20px;
  width: 60px;
  height: 60px;
  background-color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.service-icon svg {
  width: 30px;
  height: 30px;
}

/* Tracking Section */
.tracking {
  background-color: white;
}

.tracking-container {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.tracking-form {
  margin-top: 2rem;
}

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

.form-group input {
  flex: 1;
  padding: 0.75rem;
  border: 1px solid var(--gray-light);
  border-radius: var(--radius);
}

.tracking-result {
  margin-top: 2rem;
  padding: 1rem;
  border-radius: var(--radius);
  background-color: var(--light);
  display: none;
}

/* Info Section */
.info-section {
  background-color: var(--primary);
  color: white;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
}

.info-card {
  background-color: rgba(255, 255, 255, 0.1);
  padding: 30px;
  border-radius: var(--radius);
  backdrop-filter: blur(5px);
  transition: var(--transition);
}

.info-card:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

/* Expandable Section */
.expandable-section {
  background-color: var(--light);
}

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

.accordion-item {
  margin-bottom: 1rem;
  border-radius: var(--radius);
  overflow: hidden;
}

.accordion-button {
  background-color: white;
  color: var(--dark);
  cursor: pointer;
  padding: 18px;
  width: 100%;
  text-align: left;
  border: none;
  outline: none;
  font-size: 1.1rem;
  font-weight: 600;
  transition: var(--transition);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-radius: var(--radius);
}

.accordion-button:after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 700;
}

.accordion-button.active {
  background-color: var(--primary);
  color: white;
  border-radius: var(--radius) var(--radius) 0 0;
}

.accordion-button.active:after {
  content: '-';
}

.accordion-content {
  background-color: white;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  border-radius: 0 0 var(--radius) var(--radius);
}

.accordion-content-inner {
  padding: 20px;
}

/* Contact Section */
.contact-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
}

.contact-info {
  padding: 20px;
  background-color: var(--primary);
  color: white;
  border-radius: var(--radius);
}

.contact-form .form-group {
  display: block;
}

.contact-form label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--gray-light);
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

/* Footer */
.footer {
  background-color: var(--dark);
  color: white;
  padding: 80px 0 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo h2 {
  color: white;
}

.footer-logo span {
  color: var(--secondary);
}

.footer h3 {
  position: relative;
  padding-bottom: 10px;
  margin-bottom: 20px;
}

.footer h3:after {
  content: '';
  position: absolute;
  width: 40px;
  height: 2px;
  background-color: var(--secondary);
  bottom: 0;
  left: 0;
}

.footer-links ul li,
.footer-services ul li {
  margin-bottom: 10px;
}

.footer-links a {
  color: white;
}

.footer-links a:hover {
  color: var(--secondary);
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.9rem;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  .hero h2 {
    font-size: 2rem;
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    flex-direction: column;
    background-color: white;
    width: 100%;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow);
    padding: 20px 0;
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-menu li {
    margin: 1rem 0;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
  }
  
  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }
  
  .mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .form-group {
    flex-direction: column;
  }
}